diff options
| author | Mike Travis <travis@sgi.com> | 2008-12-31 17:34:16 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-03 18:53:31 +0100 |
| commit | 7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch) | |
| tree | ef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/sh | |
| parent | 6092848a2a23b660150a38bc06f59d75838d70c8 (diff) | |
| parent | 8c384cdee3e04d6194a2c2b192b624754f990835 (diff) | |
| download | linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.tar.gz linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.tar.bz2 linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts:
arch/x86/kernel/io_apic.c
kernel/rcuclassic.c
kernel/sched.c
kernel/time/tick-sched.c
Signed-off-by: Mike Travis <travis@sgi.com>
[ mingo@elte.hu: backmerged typo fix for io_apic.c ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh')
160 files changed, 8695 insertions, 4916 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 5c9cbfc14c4d..f32a5197128d 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -13,6 +13,7 @@ config SUPERH select HAVE_OPROFILE select HAVE_GENERIC_DMA_COHERENT select HAVE_IOREMAP_PROT if MMU + select HAVE_ARCH_TRACEHOOK help The SuperH is a RISC processor targeted for use in embedded systems and consumer electronics; it was also used in the Sega Dreamcast @@ -23,8 +24,10 @@ config SUPERH32 def_bool !SUPERH64 select HAVE_KPROBES select HAVE_KRETPROBES - select HAVE_ARCH_TRACEHOOK select HAVE_FUNCTION_TRACER + select HAVE_FTRACE_MCOUNT_RECORD + select HAVE_DYNAMIC_FTRACE + select HAVE_ARCH_KGDB config SUPERH64 def_bool y if CPU_SH5 @@ -55,8 +58,6 @@ config GENERIC_HARDIRQS config GENERIC_HARDIRQS_NO__DO_IRQ def_bool y - depends on SUPERH32 && (!SH_DREAMCAST && !SH_SH4202_MICRODEV && \ - !SH_7751_SYSTEMH && !HD64461) config GENERIC_IRQ_PROBE def_bool y @@ -85,10 +86,17 @@ config GENERIC_LOCKBREAK config SYS_SUPPORTS_PM bool + depends on !SMP + +config ARCH_SUSPEND_POSSIBLE + def_bool n + +config ARCH_HIBERNATION_POSSIBLE + def_bool n config SYS_SUPPORTS_APM_EMULATION bool - select SYS_SUPPORTS_PM + select ARCH_SUSPEND_POSSIBLE config SYS_SUPPORTS_SMP bool @@ -183,6 +191,11 @@ config CPU_SUBTYPE_SH7619 # SH-2A Processor Support +config CPU_SUBTYPE_SH7201 + bool "Support SH7201 processor" + select CPU_SH2A + select CPU_HAS_FPU + config CPU_SUBTYPE_SH7203 bool "Support SH7203 processor" select CPU_SH2A @@ -456,8 +469,12 @@ config SH_CPU_FREQ depends on CPU_FREQ select CPU_FREQ_TABLE help - This adds the cpufreq driver for SuperH. At present, only - the SH-4 is supported. + This adds the cpufreq driver for SuperH. Any CPU that supports + clock rate rounding through the clock framework can use this + driver. While it will make the kernel slightly larger, this is + harmless for CPUs that don't support rate rounding. The driver + will also generate a notice in the boot log before disabling + itself if the CPU in question is not capable of rate rounding. For details, take a look at <file:Documentation/cpu-freq>. @@ -469,9 +486,6 @@ source "arch/sh/drivers/Kconfig" endmenu -config ISA_DMA_API - bool - menu "Kernel features" source kernel/Kconfig.hz @@ -688,49 +702,6 @@ config MAPLE Dreamcast with a serial line terminal or a remote network connection. -config CF_ENABLER - bool "Compact Flash Enabler support" - depends on SOLUTION_ENGINE || SH_SH03 - ---help--- - Compact Flash is a small, removable mass storage device introduced - in 1994 originally as a PCMCIA device. If you say `Y' here, you - compile in support for Compact Flash devices directly connected to - a SuperH processor. A Compact Flash FAQ is available at - <http://www.compactflash.org/faqs/faq.htm>. - - If your board has "Directly Connected" CompactFlash at area 5 or 6, - you may want to enable this option. Then, you can use CF as - primary IDE drive (only tested for SanDisk). - - If in doubt, select 'N'. - -choice - prompt "Compact Flash Connection Area" - depends on CF_ENABLER - default CF_AREA6 - -config CF_AREA5 - bool "Area5" - help - If your board has "Directly Connected" CompactFlash, You should - select the area where your CF is connected to. - - - "Area5" if CompactFlash is connected to Area 5 (0x14000000) - - "Area6" if it is connected to Area 6 (0x18000000) - - "Area6" will work for most boards. - -config CF_AREA6 - bool "Area6" - -endchoice - -config CF_BASE_ADDR - hex - depends on CF_ENABLER - default "0xb8000000" if CF_AREA6 - default "0xb4000000" if CF_AREA5 - source "arch/sh/drivers/pci/Kconfig" source "drivers/pci/Kconfig" @@ -748,13 +719,11 @@ source "fs/Kconfig.binfmt" endmenu menu "Power management options (EXPERIMENTAL)" -depends on EXPERIMENTAL && SYS_SUPPORTS_PM +depends on EXPERIMENTAL -config ARCH_SUSPEND_POSSIBLE - def_bool y - depends on !SMP +source "kernel/power/Kconfig" -source kernel/power/Kconfig +source "drivers/cpuidle/Kconfig" endmenu diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index e6d2c8b11abd..0d62681f72a0 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -98,18 +98,29 @@ config IRQSTACKS for handling hard and soft interrupts. This can help avoid overflowing the process kernel stacks. -config SH_KGDB - bool "Include KGDB kernel debugger" - select FRAME_POINTER - select DEBUG_INFO - depends on CPU_SH3 || CPU_SH4 +config DUMP_CODE + bool "Show disassembly of nearby code in register dumps" + depends on DEBUG_KERNEL && SUPERH32 + default y if DEBUG_BUGVERBOSE + default n + help + This prints out a code trace of the instructions leading up to + the faulting instruction as a debugging aid. As this does grow + the kernel in size a bit, most users will want to say N here. + + Those looking for more verbose debugging output should say Y. + +config SH_NO_BSS_INIT + bool "Avoid zeroing BSS (to speed-up startup on suitable platforms)" + depends on DEBUG_KERNEL + default n help - Include in-kernel hooks for kgdb, the Linux kernel source level - debugger. See <http://kgdb.sourceforge.net/> for more information. - Unless you are intending to debug the kernel, say N here. + If running in painfully slow environments, such as an RTL + simulation or from remote memory via SHdebug, where the memory + can already be gauranteed to ber zeroed on boot, say Y. -menu "KGDB configuration options" - depends on SH_KGDB + For all other cases, say N. If this option seems perplexing, or + you aren't sure, say N. config MORE_COMPILE_OPTIONS bool "Add any additional compile options" @@ -122,85 +133,16 @@ config COMPILE_OPTIONS string "Additional compile arguments" depends on MORE_COMPILE_OPTIONS -config KGDB_NMI - def_bool n - prompt "Enter KGDB on NMI" - -config SH_KGDB_CONSOLE - def_bool n - prompt "Console messages through GDB" - depends on !SERIAL_SH_SCI_CONSOLE && SERIAL_SH_SCI=y - select SERIAL_CORE_CONSOLE - -config KGDB_SYSRQ - def_bool y - prompt "Allow SysRq 'G' to enter KGDB" - depends on MAGIC_SYSRQ - -comment "Serial port setup" - -config KGDB_DEFPORT - int "Port number (ttySCn)" - default "1" - -config KGDB_DEFBAUD - int "Baud rate" - default "115200" - -choice - prompt "Parity" - depends on SH_KGDB - default KGDB_DEFPARITY_N - -config KGDB_DEFPARITY_N - bool "None" - -config KGDB_DEFPARITY_E - bool "Even" - -config KGDB_DEFPARITY_O - bool "Odd" - -endchoice - -choice - prompt "Data bits" - depends on SH_KGDB - default KGDB_DEFBITS_8 - -config KGDB_DEFBITS_8 - bool "8" - -config KGDB_DEFBITS_7 - bool "7" - -endchoice - -endmenu - -if SUPERH64 - -config SH64_PROC_ASIDS - bool "Debug: report ASIDs through /proc/asids" - depends on PROC_FS && MMU - config SH64_SR_WATCH bool "Debug: set SR.WATCH to enable hardware watchpoints and trace" + depends on SUPERH64 config POOR_MANS_STRACE bool "Debug: enable rudimentary strace facility" + depends on SUPERH64 help This option allows system calls to be traced to the console. It also aids in detecting kernel stack underflow. It is useful for debugging early-userland problems (e.g. init incurring fatal exceptions.) -config SH_ALPHANUMERIC - bool "Enable debug outputs to on-board alphanumeric display" - depends on SH_CAYMAN - -config SH_NO_BSS_INIT - bool "Avoid zeroing BSS (to speed-up startup on suitable platforms)" - -endif - endmenu diff --git a/arch/sh/Makefile b/arch/sh/Makefile index c43eb0d7fa3b..4067b0d9287b 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -32,6 +32,7 @@ cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ $(call cc-option,-m4a-nofpu,) +cflags-$(CONFIG_CPU_SH4AL_DSP) += $(call cc-option,-m4al,) cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,) ifeq ($(cflags-y),) @@ -39,22 +40,16 @@ ifeq ($(cflags-y),) # In the case where we are stuck with a compiler that has been uselessly # restricted to a particular ISA, a favourite default of newer GCCs when # extensive multilib targets are not provided, ensure we get the best fit -# regarding FP generation. This is necessary to avoid references to FP -# variants in libgcc where integer variants exist, which otherwise result -# in link errors. This is intentionally stupid (albeit many orders of -# magnitude less than GCC's default behaviour), as anything with a large -# number of multilib targets better have been built correctly for -# the target in mind. +# regarding FP generation. This is intentionally stupid (albeit many +# orders of magnitude less than GCC's default behaviour), as anything +# with a large number of multilib targets better have been built +# correctly for the target in mind. # cflags-y += $(shell $(CC) $(KBUILD_CFLAGS) -print-multi-lib | \ grep nofpu | sed q | sed -e 's/^/-/;s/;.*$$//') -endif - -cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb -cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml - -cflags-y += $(call cc-option,-mno-fdpic) - +# At this point, anything goes. +isaflags-y := $(call as-option,-Wa$(comma)-isa=any,) +else # # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that # support it, while -Wa,-dsp by itself limits the range of usable opcodes @@ -67,7 +62,12 @@ isaflags-y := $(call as-option,-Wa$(comma)-isa=$(isa-y),) isaflags-$(CONFIG_SH_DSP) := \ $(call as-option,-Wa$(comma)-isa=$(isa-y),-Wa$(comma)-dsp) +endif +cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb +cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml + +cflags-y += $(call cc-option,-mno-fdpic) cflags-y += $(isaflags-y) -ffreestanding cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \ @@ -79,6 +79,9 @@ OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \ # Give the various platforms the opportunity to set default image types defaultimage-$(CONFIG_SUPERH32) := zImage defaultimage-$(CONFIG_SH_SH7785LCR) := uImage +defaultimage-$(CONFIG_SH_RSK) := uImage +defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) := vmlinux +defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) := vmlinux # Set some sensible Kbuild defaults KBUILD_DEFCONFIG := shx3_defconfig @@ -132,6 +135,7 @@ machdir-$(CONFIG_SH_LANDISK) += mach-landisk machdir-$(CONFIG_SH_TITAN) += mach-titan machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2 machdir-$(CONFIG_SH_CAYMAN) += mach-cayman +machdir-$(CONFIG_SH_RSK) += mach-rsk ifneq ($(machdir-y),) core-y += $(addprefix arch/sh/boards/, \ @@ -173,11 +177,8 @@ KBUILD_CFLAGS += -pipe $(cflags-y) KBUILD_CPPFLAGS += $(cflags-y) KBUILD_AFLAGS += $(cflags-y) -LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) - libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) -libs-y += $(LIBGCC) PHONY += maketools FORCE diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig index 50467f9d0d0b..861914747e4e 100644 --- a/arch/sh/boards/Kconfig +++ b/arch/sh/boards/Kconfig @@ -126,10 +126,12 @@ config SH_RTS7751R2D Select RTS7751R2D if configuring for a Renesas Technology Sales SH-Graphics board. -config SH_RSK7203 - bool "RSK7203" - select GENERIC_GPIO - depends on CPU_SUBTYPE_SH7203 +config SH_RSK + bool "Renesas Starter Kit" + depends on CPU_SUBTYPE_SH7201 || CPU_SUBTYPE_SH7203 + help + Select this option if configuring for any of the RSK+ MCU + evaluation platforms. config SH_SDK7780 bool "SDK7780R3" @@ -253,6 +255,7 @@ source "arch/sh/boards/mach-r2d/Kconfig" source "arch/sh/boards/mach-highlander/Kconfig" source "arch/sh/boards/mach-sdk7780/Kconfig" source "arch/sh/boards/mach-migor/Kconfig" +source "arch/sh/boards/mach-rsk/Kconfig" if SH_MAGIC_PANEL_R2 diff --git a/arch/sh/boards/Makefile b/arch/sh/boards/Makefile index d9efa3923721..269ae2be49ef 100644 --- a/arch/sh/boards/Makefile +++ b/arch/sh/boards/Makefile @@ -3,7 +3,6 @@ # obj-$(CONFIG_SH_AP325RXA) += board-ap325rxa.o obj-$(CONFIG_SH_MAGIC_PANEL_R2) += board-magicpanelr2.o -obj-$(CONFIG_SH_RSK7203) += board-rsk7203.o obj-$(CONFIG_SH_SH7785LCR) += board-sh7785lcr.o obj-$(CONFIG_SH_SHMIN) += board-shmin.o obj-$(CONFIG_SH_EDOSK7760) += board-edosk7760.o diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c index 8881a643ac32..1c67cba6e34f 100644 --- a/arch/sh/boards/board-ap325rxa.c +++ b/arch/sh/boards/board-ap325rxa.c @@ -197,6 +197,10 @@ static struct resource lcdc_resources[] = { .end = 0xfe941fff, .flags = IORESOURCE_MEM, }, + [1] = { + .start = 28, + .flags = IORESOURCE_IRQ, + }, }; static struct platform_device lcdc_device = { @@ -303,6 +307,7 @@ static struct resource ceu_resources[] = { static struct platform_device ceu_device = { .name = "sh_mobile_ceu", + .id = 0, /* "ceu0" clock */ .num_resources = ARRAY_SIZE(ceu_resources), .resource = ceu_resources, .dev = { @@ -344,7 +349,6 @@ static int __init ap325rxa_devices_setup(void) gpio_export(GPIO_PTF7, 0); /* LCDC */ - clk_always_enable("mstp200"); gpio_request(GPIO_FN_LCDD15, NULL); gpio_request(GPIO_FN_LCDD14, NULL); gpio_request(GPIO_FN_LCDD13, NULL); @@ -375,7 +379,6 @@ static int __init ap325rxa_devices_setup(void) gpio_direction_output(GPIO_PTS3, 1); /* CEU */ - clk_always_enable("mstp203"); gpio_request(GPIO_FN_VIO_CLK2, NULL); gpio_request(GPIO_FN_VIO_VD2, NULL); gpio_request(GPIO_FN_VIO_HD2, NULL); diff --git a/arch/sh/boards/board-shmin.c b/arch/sh/boards/board-shmin.c index 5cc0867de5ab..b1dcbbc89188 100644 --- a/arch/sh/boards/board-shmin.c +++ b/arch/sh/boards/board-shmin.c @@ -22,21 +22,13 @@ static void __init init_shmin_irq(void) plat_irq_setup_pins(IRQ_MODE_IRQ); } -static void __iomem *shmin_ioport_map(unsigned long port, unsigned int size) +static void __init shmin_setup(char **cmdline_p) { - static int dummy; - - if ((port & ~0x1f) == SHMIN_NE_BASE) - return (void __iomem *)(SHMIN_IO_BASE + port); - - dummy = 0; - - return &dummy; - + __set_io_port_base(SHMIN_IO_BASE); } static struct sh_machine_vector mv_shmin __initmv = { .mv_name = "SHMIN", + .mv_setup = shmin_setup, .mv_init_irq = init_shmin_irq, - .mv_ioport_map = shmin_ioport_map, }; diff --git a/arch/sh/boards/mach-cayman/Makefile b/arch/sh/boards/mach-cayman/Makefile index 489a8f867368..cafe1ac3b29c 100644 --- a/arch/sh/boards/mach-cayman/Makefile +++ b/arch/sh/boards/mach-cayman/Makefile @@ -2,4 +2,3 @@ # Makefile for the Hitachi Cayman specific parts of the kernel # obj-y := setup.o irq.o -obj-$(CONFIG_HEARTBEAT) += led.o diff --git a/arch/sh/boards/mach-cayman/irq.c b/arch/sh/boards/mach-cayman/irq.c index ceb37ae92c70..da62ad516994 100644 --- a/arch/sh/boards/mach-cayman/irq.c +++ b/arch/sh/boards/mach-cayman/irq.c @@ -94,31 +94,11 @@ static void ack_cayman_irq(unsigned int irq) disable_cayman_irq(irq); } -static void end_cayman_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_cayman_irq(irq); -} - -static unsigned int startup_cayman_irq(unsigned int irq) -{ - enable_cayman_irq(irq); - return 0; /* never anything pending */ -} - -static void shutdown_cayman_irq(unsigned int irq) -{ - disable_cayman_irq(irq); -} - -struct hw_interrupt_type cayman_irq_type = { - .typename = "Cayman-IRQ", - .startup = startup_cayman_irq, - .shutdown = shutdown_cayman_irq, - .enable = enable_cayman_irq, - .disable = disable_cayman_irq, - .ack = ack_cayman_irq, - .end = end_cayman_irq, +struct irq_chip cayman_irq_type = { + .name = "Cayman-IRQ", + .unmask = enable_cayman_irq, + .mask = disable_cayman_irq, + .mask_ack = ack_cayman_irq, }; int cayman_irq_demux(int evt) @@ -187,8 +167,9 @@ void init_cayman_irq(void) return; } - for (i=0; i<NR_EXT_IRQS; i++) { - irq_desc[START_EXT_IRQS + i].chip = &cayman_irq_type; + for (i = 0; i < NR_EXT_IRQS; i++) { + set_irq_chip_and_handler(START_EXT_IRQS + i, &cayman_irq_type, + handle_level_irq); } /* Setup the SMSC interrupt */ diff --git a/arch/sh/boards/mach-cayman/led.c b/arch/sh/boards/mach-cayman/led.c deleted file mode 100644 index a808eac4ecd6..000000000000 --- a/arch/sh/boards/mach-cayman/led.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * arch/sh/boards/cayman/led.c - * - * Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com> - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Flash the LEDs - */ -#include <asm/io.h> - -/* -** It is supposed these functions to be used for a low level -** debugging (via Cayman LEDs), hence to be available as soon -** as possible. -** Unfortunately Cayman LEDs relies on Cayman EPLD to be mapped -** (this happen when IRQ are initialized... quite late). -** These triky dependencies should be removed. Temporary, it -** may be enough to NOP until EPLD is mapped. -*/ - -extern unsigned long epld_virt; - -#define LED_ADDR (epld_virt + 0x008) -#define HDSP2534_ADDR (epld_virt + 0x100) - -void mach_led(int position, int value) -{ - if (!epld_virt) - return; - - if (value) - ctrl_outl(0, LED_ADDR); - else - ctrl_outl(1, LED_ADDR); - -} - -void mach_alphanum(int position, unsigned char value) -{ - if (!epld_virt) - return; - - ctrl_outb(value, HDSP2534_ADDR + 0xe0 + (position << 2)); -} - -void mach_alphanum_brightness(int setting) -{ - ctrl_outb(setting & 7, HDSP2534_ADDR + 0xc0); -} diff --git a/arch/sh/boards/mach-dreamcast/irq.c b/arch/sh/boards/mach-dreamcast/irq.c index 67bdc33dd411..f55fc8e795e9 100644 --- a/arch/sh/boards/mach-dreamcast/irq.c +++ b/arch/sh/boards/mach-dreamcast/irq.c @@ -10,106 +10,90 @@ */ #include <linux/irq.h> -#include <asm/io.h> +#include <linux/io.h> #include <asm/irq.h> #include <mach/sysasic.h> -/* Dreamcast System ASIC Hardware Events - - - The Dreamcast's System ASIC (a.k.a. Holly) is responsible for receiving - hardware events from system peripherals and triggering an SH7750 IRQ. - Hardware events can trigger IRQs 13, 11, or 9 depending on which bits are - set in the Event Mask Registers (EMRs). When a hardware event is - triggered, it's corresponding bit in the Event Status Registers (ESRs) - is set, and that bit should be rewritten to the ESR to acknowledge that - event. - - There are three 32-bit ESRs located at 0xa05f8900 - 0xa05f6908. Event - types can be found in include/asm-sh/dreamcast/sysasic.h. There are three - groups of EMRs that parallel the ESRs. Each EMR group corresponds to an - IRQ, so 0xa05f6910 - 0xa05f6918 triggers IRQ 13, 0xa05f6920 - 0xa05f6928 - triggers IRQ 11, and 0xa05f6930 - 0xa05f6938 triggers IRQ 9. - - In the kernel, these events are mapped to virtual IRQs so that drivers can - respond to them as they would a normal interrupt. In order to keep this - mapping simple, the events are mapped as: - - 6900/6910 - Events 0-31, IRQ 13 - 6904/6924 - Events 32-63, IRQ 11 - 6908/6938 - Events 64-95, IRQ 9 - -*/ +/* + * Dreamcast System ASIC Hardware Events - + * + * The Dreamcast's System ASIC (a.k.a. Holly) is responsible for receiving + * hardware events from system peripherals and triggering an SH7750 IRQ. + * Hardware events can trigger IRQs 13, 11, or 9 depending on which bits are + * set in the Event Mask Registers (EMRs). When a hardware event is + * triggered, its corresponding bit in the Event Status Registers (ESRs) + * is set, and that bit should be rewritten to the ESR to acknowledge that + * event. + * + * There are three 32-bit ESRs located at 0xa05f6900 - 0xa05f6908. Event + * types can be found in arch/sh/include/mach-dreamcast/mach/sysasic.h. + * There are three groups of EMRs that parallel the ESRs. Each EMR group + * corresponds to an IRQ, so 0xa05f6910 - 0xa05f6918 triggers IRQ 13, + * 0xa05f6920 - 0xa05f6928 triggers IRQ 11, and 0xa05f6930 - 0xa05f6938 + * triggers IRQ 9. + * + * In the kernel, these events are mapped to virtual IRQs so that drivers can + * respond to them as they would a normal interrupt. In order to keep this + * mapping simple, the events are mapped as: + * + * 6900/6910 - Events 0-31, IRQ 13 + * 6904/6924 - Events 32-63, IRQ 11 + * 6908/6938 - Events 64-95, IRQ 9 + * + */ #define ESR_BASE 0x005f6900 /* Base event status register */ #define EMR_BASE 0x005f6910 /* Base event mask register */ -/* Helps us determine the EMR group that this event belongs to: 0 = 0x6910, - 1 = 0x6920, 2 = 0x6930; also determine the event offset */ +/* + * Helps us determine the EMR group that this event belongs to: 0 = 0x6910, + * 1 = 0x6920, 2 = 0x6930; also determine the event offset. + */ #define LEVEL(event) (((event) - HW_EVENT_IRQ_BASE) / 32) /* Return the hardware event's bit positon within the EMR/ESR */ #define EVENT_BIT(event) (((event) - HW_EVENT_IRQ_BASE) & 31) -/* For each of these *_irq routines, the IRQ passed in is the virtual IRQ - (logically mapped to the corresponding bit for the hardware event). */ +/* + * For each of these *_irq routines, the IRQ passed in is the virtual IRQ + * (logically mapped to the corresponding bit for the hardware event). + */ /* Disable the hardware event by masking its bit in its EMR */ static inline void disable_systemasic_irq(unsigned int irq) { - __u32 emr = EMR_BASE + (LEVEL(irq) << 4) + (LEVEL(irq) << 2); - __u32 mask; + __u32 emr = EMR_BASE + (LEVEL(irq) << 4) + (LEVEL(irq) << 2); + __u32 mask; - mask = inl(emr); - mask &= ~(1 << EVENT_BIT(irq)); - outl(mask, emr); + mask = inl(emr); + mask &= ~(1 << EVENT_BIT(irq)); + outl(mask, emr); } /* Enable the hardware event by setting its bit in its EMR */ static inline void enable_systemasic_irq(unsigned int irq) { - __u32 emr = EMR_BASE + (LEVEL(irq) << 4) + (LEVEL(irq) << 2); - __u32 mask; + __u32 emr = EMR_BASE + (LEVEL(irq) << 4) + (LEVEL(irq) << 2); + __u32 mask; - mask = inl(emr); - mask |= (1 << EVENT_BIT(irq)); - outl(mask, emr); + mask = inl(emr); + mask |= (1 << EVENT_BIT(irq)); + outl(mask, emr); } /* Acknowledge a hardware event by writing its bit back to its ESR */ -static void ack_systemasic_irq(unsigned int irq) -{ - __u32 esr = ESR_BASE + (LEVEL(irq) << 2); - disable_systemasic_irq(irq); - outl((1 << EVENT_BIT(irq)), esr); -} - -/* After a IRQ has been ack'd and responded to, it needs to be renabled */ -static void end_systemasic_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_systemasic_irq(irq); -} - -static unsigned int startup_systemasic_irq(unsigned int irq) -{ - enable_systemasic_irq(irq); - - return 0; -} - -static void shutdown_systemasic_irq(unsigned int irq) +static void mask_ack_systemasic_irq(unsigned int irq) { - disable_systemasic_irq(irq); + __u32 esr = ESR_BASE + (LEVEL(irq) << 2); + disable_systemasic_irq(irq); + outl((1 << EVENT_BIT(irq)), esr); } -struct hw_interrupt_type systemasic_int = { - .typename = "System ASIC", - .startup = startup_systemasic_irq, - .shutdown = shutdown_systemasic_irq, - .enable = enable_systemasic_irq, - .disable = disable_systemasic_irq, - .ack = ack_systemasic_irq, - .end = end_systemasic_irq, +struct irq_chip systemasic_int = { + .name = "System ASIC", + .mask = disable_systemasic_irq, + .mask_ack = mask_ack_systemasic_irq, + .unmask = enable_systemasic_irq, }; /* @@ -117,37 +101,37 @@ struct hw_interrupt_type systemasic_int = { */ int systemasic_irq_demux(int irq) { - __u32 emr, esr, status, level; - __u32 j, bit; - - switch (irq) { - case 13: - level = 0; - break; - case 11: - level = 1; - break; - case 9: - level = 2; - break; - default: - return irq; - } - emr = EMR_BASE + (level << 4) + (level << 2); - esr = ESR_BASE + (level << 2); - - /* Mask the ESR to filter any spurious, unwanted interrupts */ - status = inl(esr); - status &= inl(emr); - - /* Now scan and find the first set bit as the event to map */ - for (bit = 1, j = 0; j < 32; bit <<= 1, j++) { - if (status & bit) { - irq = HW_EVENT_IRQ_BASE + j + (level << 5); - return irq; - } - } - - /* Not reached */ - return irq; + __u32 emr, esr, status, level; + __u32 j, bit; + + switch (irq) { + case 13: + level = 0; + break; + case 11: + level = 1; + break; + case 9: + level = 2; + break; + default: + return irq; + } + emr = EMR_BASE + (level << 4) + (level << 2); + esr = ESR_BASE + (level << 2); + + /* Mask the ESR to filter any spurious, unwanted interrupts */ + status = inl(esr); + status &= inl(emr); + + /* Now scan and find the first set bit as the event to map */ + for (bit = 1, j = 0; j < 32; bit <<= 1, j++) { + if (status & bit) { + irq = HW_EVENT_IRQ_BASE + j + (level << 5); + return irq; + } + } + + /* Not reached */ + return irq; } diff --git a/arch/sh/boards/mach-dreamcast/setup.c b/arch/sh/boards/mach-dreamcast/setup.c index 7d944fc75e93..d1bee4884cd6 100644 --- a/arch/sh/boards/mach-dreamcast/setup.c +++ b/arch/sh/boards/mach-dreamcast/setup.c @@ -28,7 +28,7 @@ #include <asm/machvec.h> #include <mach/sysasic.h> -extern struct hw_interrupt_type systemasic_int; +extern struct irq_chip systemasic_int; extern void aica_time_init(void); extern int gapspci_init(void); extern int systemasic_irq_demux(int); @@ -47,7 +47,8 @@ static void __init dreamcast_setup(char **cmdline_p) /* Assign all virtual IRQs to the System ASIC int. handler */ for (i = HW_EVENT_IRQ_BASE; i < HW_EVENT_IRQ_MAX; i++) - irq_desc[i].chip = &systemasic_int; + set_irq_chip_and_handler(i, &systemasic_int, + handle_level_irq); board_time_init = aica_time_init; diff --git a/arch/sh/boards/mach-edosk7705/Makefile b/arch/sh/boards/mach-edosk7705/Makefile index 14bdd531f116..cd54acb51499 100644 --- a/arch/sh/boards/mach-edosk7705/Makefile +++ b/arch/sh/boards/mach-edosk7705/Makefile @@ -3,4 +3,3 @@ # obj-y := setup.o io.o - diff --git a/arch/sh/boards/mach-edosk7705/io.c b/arch/sh/boards/mach-edosk7705/io.c index 7d153e50a01b..5b9c57c43241 100644 --- a/arch/sh/boards/mach-edosk7705/io.c +++ b/arch/sh/boards/mach-edosk7705/io.c @@ -10,28 +10,24 @@ #include <linux/kernel.h> #include <linux/types.h> -#include <asm/io.h> +#include <linux/io.h> #include <mach/edosk7705.h> #include <asm/addrspace.h> #define SMC_IOADDR 0xA2000000 -#define maybebadio(name,port) \ - printk("bad PC-like io %s for port 0x%lx at 0x%08x\n", \ - #name, (port), (__u32) __builtin_return_address(0)) - /* Map the Ethernet addresses as if it is at 0x300 - 0x320 */ -unsigned long sh_edosk7705_isa_port2addr(unsigned long port) +static unsigned long sh_edosk7705_isa_port2addr(unsigned long port) { - if (port >= 0x300 && port < 0x320) { - /* SMC91C96 registers are 4 byte aligned rather than the - * usual 2 byte! - */ - return SMC_IOADDR + ( (port - 0x300) * 2); - } + /* + * SMC91C96 registers are 4 byte aligned rather than the + * usual 2 byte! + */ + if (port >= 0x300 && port < 0x320) + return SMC_IOADDR + ((port - 0x300) * 2); - maybebadio(sh_edosk7705_isa_port2addr, port); - return port; + maybebadio(port); + return port; } /* Trying to read / write bytes on odd-byte boundaries to the Ethernet @@ -42,53 +38,34 @@ unsigned long sh_edosk7705_isa_port2addr(unsigned long port) */ unsigned char sh_edosk7705_inb(unsigned long port) { - if (port >= 0x300 && port < 0x320 && port & 0x01) { - return (volatile unsigned char)(generic_inw(port -1) >> 8); - } - return *(volatile unsigned char *)sh_edosk7705_isa_port2addr(port); -} + if (port >= 0x300 && port < 0x320 && port & 0x01) + return __raw_readw(port - 1) >> 8; -unsigned int sh_edosk7705_inl(unsigned long port) -{ - return *(volatile unsigned long *)port; + return __raw_readb(sh_edosk7705_isa_port2addr(port)); } void sh_edosk7705_outb(unsigned char value, unsigned long port) { if (port >= 0x300 && port < 0x320 && port & 0x01) { - generic_outw(((unsigned short)value << 8), port -1); + __raw_writew(((unsigned short)value << 8), port - 1); return; } - *(volatile unsigned char *)sh_edosk7705_isa_port2addr(port) = value; -} -void sh_edosk7705_outl(unsigned int value, unsigned long port) -{ - *(volatile unsigned long *)port = value; + __raw_writeb(value, sh_edosk7705_isa_port2addr(port)); } void sh_edosk7705_insb(unsigned long port, void *addr, unsigned long count) { unsigned char *p = addr; - while (count--) *p++ = sh_edosk7705_inb(port); -} -void sh_edosk7705_insl(unsigned long port, void *addr, unsigned long count) -{ - unsigned long *p = (unsigned long*)addr; while (count--) - *p++ = *(volatile unsigned long *)port; + *p++ = sh_edosk7705_inb(port); } void sh_edosk7705_outsb(unsigned long port, const void *addr, unsigned long count) { - unsigned char *p = (unsigned char*)addr; - while (count--) sh_edosk7705_outb(*p++, port); -} + unsigned char *p = (unsigned char *)addr; -void sh_edosk7705_outsl(unsigned long port, const void *addr, unsigned long count) -{ - unsigned long *p = (unsigned long*)addr; - while (count--) sh_edosk7705_outl(*p++, port); + while (count--) + sh_edosk7705_outb(*p++, port); } - diff --git a/arch/sh/boards/mach-edosk7705/setup.c b/arch/sh/boards/mach-edosk7705/setup.c index ab3f47bffdf3..d59225e26fb9 100644 --- a/arch/sh/boards/mach-edosk7705/setup.c +++ b/arch/sh/boards/mach-edosk7705/setup.c @@ -9,6 +9,7 @@ * board by S. Dunn, 2003. */ #include <linux/init.h> +#include <linux/irq.h> #include <asm/machvec.h> #include <mach/edosk7705.h> @@ -26,18 +27,10 @@ static struct sh_machine_vector mv_edosk7705 __initmv = { .mv_nr_irqs = 80, .mv_inb = sh_edosk7705_inb, - .mv_inl = sh_edosk7705_inl, .mv_outb = sh_edosk7705_outb, - .mv_outl = sh_edosk7705_outl, - - .mv_inl_p = sh_edosk7705_inl, - .mv_outl_p = sh_edosk7705_outl, .mv_insb = sh_edosk7705_insb, - .mv_insl = sh_edosk7705_insl, .mv_outsb = sh_edosk7705_outsb, - .mv_outsl = sh_edosk7705_outsl, - .mv_isa_port2addr = sh_edosk7705_isa_port2addr, .mv_init_irq = sh_edosk7705_init_irq, }; diff --git a/arch/sh/boards/mach-hp6xx/pm.c b/arch/sh/boards/mach-hp6xx/pm.c index 64af1f2eef05..d936c1af7620 100644 --- a/arch/sh/boards/mach-hp6xx/pm.c +++ b/arch/sh/boards/mach-hp6xx/pm.c @@ -10,15 +10,91 @@ #include <linux/suspend.h> #include <linux/errno.h> #include <linux/time.h> +#include <linux/delay.h> +#include <linux/gfp.h> #include <asm/io.h> #include <asm/hd64461.h> #include <mach/hp6xx.h> #include <cpu/dac.h> -#include <asm/pm.h> +#include <asm/freq.h> +#include <asm/watchdog.h> + +#define INTR_OFFSET 0x600 #define STBCR 0xffffff82 #define STBCR2 0xffffff88 +#define STBCR_STBY 0x80 +#define STBCR_MSTP2 0x04 + +#define MCR 0xffffff68 +#define RTCNT 0xffffff70 + +#define MCR_RMODE 2 +#define MCR_RFSH 4 + +extern u8 wakeup_start; +extern u8 wakeup_end; + +static void pm_enter(void) +{ + u8 stbcr, csr; + u16 frqcr, mcr; + u32 vbr_new, vbr_old; + + set_bl_bit(); + + /* set wdt */ + csr = sh_wdt_read_csr(); + csr &= ~WTCSR_TME; + csr |= WTCSR_CKS_4096; + sh_wdt_write_csr(csr); + csr = sh_wdt_read_csr(); + sh_wdt_write_cnt(0); + + /* disable PLL1 */ + frqcr = ctrl_inw(FRQCR); + frqcr &= ~(FRQCR_PLLEN | FRQCR_PSTBY); + ctrl_outw(frqcr, FRQCR); + + /* enable standby */ + stbcr = ctrl_inb(STBCR); + ctrl_outb(stbcr | STBCR_STBY | STBCR_MSTP2, STBCR); + + /* set self-refresh */ + mcr = ctrl_inw(MCR); + ctrl_outw(mcr & ~MCR_RFSH, MCR); + + /* set interrupt handler */ + asm volatile("stc vbr, %0" : "=r" (vbr_old)); + vbr_new = get_zeroed_page(GFP_ATOMIC); + udelay(50); + memcpy((void*)(vbr_new + INTR_OFFSET), + &wakeup_start, &wakeup_end - &wakeup_start); + asm volatile("ldc %0, vbr" : : "r" (vbr_new)); + + ctrl_outw(0, RTCNT); + ctrl_outw(mcr | MCR_RFSH | MCR_RMODE, MCR); + + cpu_sleep(); + + asm volatile("ldc %0, vbr" : : "r" (vbr_old)); + + free_page(vbr_new); + + /* enable PLL1 */ + frqcr = ctrl_inw(FRQCR); + frqcr |= FRQCR_PSTBY; + ctrl_outw(frqcr, FRQCR); + udelay(50); + frqcr |= FRQCR_PLLEN; + ctrl_outw(frqcr, FRQCR); + + ctrl_outb(stbcr, STBCR); + + clear_bl_bit(); +} + static int hp6x0_pm_enter(suspend_state_t state) { u8 stbcr, stbcr2; diff --git a/arch/sh/boards/mach-microdev/Makefile b/arch/sh/boards/mach-microdev/Makefile index 1387dd6c85eb..4e3588e8806b 100644 --- a/arch/sh/boards/mach-microdev/Makefile +++ b/arch/sh/boards/mach-microdev/Makefile @@ -2,7 +2,4 @@ # Makefile for the SuperH MicroDev specific parts of the kernel # -obj-y := setup.o irq.o io.o - -obj-$(CONFIG_HEARTBEAT) += led.o - +obj-y := setup.o irq.o io.o fdc37c93xapm.o diff --git a/arch/sh/boards/mach-microdev/fdc37c93xapm.c b/arch/sh/boards/mach-microdev/fdc37c93xapm.c new file mode 100644 index 000000000000..458a7cf5fb46 --- /dev/null +++ b/arch/sh/boards/mach-microdev/fdc37c93xapm.c @@ -0,0 +1,160 @@ +/* + * + * Setup for the SMSC FDC37C93xAPM + * + * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) + * Copyright (C) 2003, 2004 SuperH, Inc. + * Copyright (C) 2004, 2005 Paul Mundt + * + * SuperH SH4-202 MicroDev board support. + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + */ +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/io.h> +#include <linux/err.h> +#include <mach/microdev.h> + +#define SMSC_CONFIG_PORT_ADDR (0x3F0) +#define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR +#define SMSC_DATA_PORT_ADDR (SMSC_INDEX_PORT_ADDR + 1) + +#define SMSC_ENTER_CONFIG_KEY 0x55 +#define SMSC_EXIT_CONFIG_KEY 0xaa + +#define SMCS_LOGICAL_DEV_INDEX 0x07 /* Logical Device Number */ +#define SMSC_DEVICE_ID_INDEX 0x20 /* Device ID */ +#define SMSC_DEVICE_REV_INDEX 0x21 /* Device Revision */ +#define SMSC_ACTIVATE_INDEX 0x30 /* Activate */ +#define SMSC_PRIMARY_BASE_INDEX 0x60 /* Primary Base Address */ +#define SMSC_SECONDARY_BASE_INDEX 0x62 /* Secondary Base Address */ +#define SMSC_PRIMARY_INT_INDEX 0x70 /* Primary Interrupt Select */ +#define SMSC_SECONDARY_INT_INDEX 0x72 /* Secondary Interrupt Select */ +#define SMSC_HDCS0_INDEX 0xf0 /* HDCS0 Address Decoder */ +#define SMSC_HDCS1_INDEX 0xf1 /* HDCS1 Address Decoder */ + +#define SMSC_IDE1_DEVICE 1 /* IDE #1 logical device */ +#define SMSC_IDE2_DEVICE 2 /* IDE #2 logical device */ +#define SMSC_PARALLEL_DEVICE 3 /* Parallel Port logical device */ +#define SMSC_SERIAL1_DEVICE 4 /* Serial #1 logical device */ +#define SMSC_SERIAL2_DEVICE 5 /* Serial #2 logical device */ +#define SMSC_KEYBOARD_DEVICE 7 /* Keyboard logical device */ +#define SMSC_CONFIG_REGISTERS 8 /* Configuration Registers (Aux I/O) */ + +#define SMSC_READ_INDEXED(index) ({ \ + outb((index), SMSC_INDEX_PORT_ADDR); \ + inb(SMSC_DATA_PORT_ADDR); }) +#define SMSC_WRITE_INDEXED(val, index) ({ \ + outb((index), SMSC_INDEX_PORT_ADDR); \ + outb((val), SMSC_DATA_PORT_ADDR); }) + +#define IDE1_PRIMARY_BASE 0x01f0 /* Task File Registe base for IDE #1 */ +#define IDE1_SECONDARY_BASE 0x03f6 /* Miscellaneous AT registers for IDE #1 */ +#define IDE2_PRIMARY_BASE 0x0170 /* Task File Registe base for IDE #2 */ +#define IDE2_SECONDARY_BASE 0x0376 /* Miscellaneous AT registers for IDE #2 */ + +#define SERIAL1_PRIMARY_BASE 0x03f8 +#define SERIAL2_PRIMARY_BASE 0x02f8 + +#define MSB(x) ( (x) >> 8 ) +#define LSB(x) ( (x) & 0xff ) + + /* General-Purpose base address on CPU-board FPGA */ +#define MICRODEV_FPGA_GP_BASE 0xa6100000ul + +static int __init smsc_superio_setup(void) +{ + + unsigned char devid, devrev; + + /* Initially the chip is in run state */ + /* Put it into configuration state */ + outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); + + /* Read device ID info */ + devid = SMSC_READ_INDEXED(SMSC_DEVICE_ID_INDEX); + devrev = SMSC_READ_INDEXED(SMSC_DEVICE_REV_INDEX); + + if ((devid == 0x30) && (devrev == 0x01)) + printk("SMSC FDC37C93xAPM SuperIO device detected\n"); + else + return -ENODEV; + + /* Select the keyboard device */ + SMSC_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX); + /* enable it */ + SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); + /* enable the interrupts */ + SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_KEYBOARD, SMSC_PRIMARY_INT_INDEX); + SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_MOUSE, SMSC_SECONDARY_INT_INDEX); + + /* Select the Serial #1 device */ + SMSC_WRITE_INDEXED(SMSC_SERIAL1_DEVICE, SMCS_LOGICAL_DEV_INDEX); + /* enable it */ + SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); + /* program with port addresses */ + SMSC_WRITE_INDEXED(MSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); + SMSC_WRITE_INDEXED(LSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); + SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); + /* enable the interrupts */ + SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL1, SMSC_PRIMARY_INT_INDEX); + + /* Select the Serial #2 device */ + SMSC_WRITE_INDEXED(SMSC_SERIAL2_DEVICE, SMCS_LOGICAL_DEV_INDEX); + /* enable it */ + SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); + /* program with port addresses */ + SMSC_WRITE_INDEXED(MSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); + SMSC_WRITE_INDEXED(LSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); + SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); + /* enable the interrupts */ + SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL2, SMSC_PRIMARY_INT_INDEX); + + /* Select the IDE#1 device */ + SMSC_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX); + /* enable it */ + SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); + /* program with port addresses */ + SMSC_WRITE_INDEXED(MSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); + SMSC_WRITE_INDEXED(LSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); + SMSC_WRITE_INDEXED(MSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); + SMSC_WRITE_INDEXED(LSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); + SMSC_WRITE_INDEXED(0x0c, SMSC_HDCS0_INDEX); + SMSC_WRITE_INDEXED(0x00, SMSC_HDCS1_INDEX); + /* select the interrupt */ + SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE1, SMSC_PRIMARY_INT_INDEX); + + /* Select the IDE#2 device */ + SMSC_WRITE_INDEXED(SMSC_IDE2_DEVICE, SMCS_LOGICAL_DEV_INDEX); + /* enable it */ + SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); + /* program with port addresses */ + SMSC_WRITE_INDEXED(MSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); + SMSC_WRITE_INDEXED(LSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); + SMSC_WRITE_INDEXED(MSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); + SMSC_WRITE_INDEXED(LSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); + /* select the interrupt */ + SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE2, SMSC_PRIMARY_INT_INDEX); + + /* Select the configuration registers */ + SMSC_WRITE_INDEXED(SMSC_CONFIG_REGISTERS, SMCS_LOGICAL_DEV_INDEX); + /* enable the appropriate GPIO pins for IDE functionality: + * bit[0] In/Out 1==input; 0==output + * bit[1] Polarity 1==invert; 0==no invert + * bit[2] Int Enb #1 1==Enable Combined IRQ #1; 0==disable + * bit[3:4] Function Select 00==original; 01==Alternate Function #1 + */ + SMSC_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */ + SMSC_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */ + SMSC_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */ + SMSC_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */ + SMSC_WRITE_INDEXED(0x08, 0xe8); /* GP20 = nIDE2_OE */ + + /* Exit the configuration state */ + outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); + + return 0; +} +device_initcall(smsc_superio_setup); diff --git a/arch/sh/boards/mach-microdev/irq.c b/arch/sh/boards/mach-microdev/irq.c index 702753cbd28f..b551963579c1 100644 --- a/arch/sh/boards/mach-microdev/irq.c +++ b/arch/sh/boards/mach-microdev/irq.c @@ -67,27 +67,13 @@ static const struct { static void enable_microdev_irq(unsigned int irq); static void disable_microdev_irq(unsigned int irq); - - /* shutdown is same as "disable" */ -#define shutdown_microdev_irq disable_microdev_irq - static void mask_and_ack_microdev(unsigned int); -static void end_microdev_irq(unsigned int irq); - -static unsigned int startup_microdev_irq(unsigned int irq) -{ - enable_microdev_irq(irq); - return 0; /* never anything pending */ -} -static struct hw_interrupt_type microdev_irq_type = { - .typename = "MicroDev-IRQ", - .startup = startup_microdev_irq, - .shutdown = shutdown_microdev_irq, - .enable = enable_microdev_irq, - .disable = disable_microdev_irq, +static struct irq_chip microdev_irq_type = { + .name = "MicroDev-IRQ", + .unmask = enable_microdev_irq, + .mask = disable_microdev_irq, .ack = mask_and_ack_microdev, - .end = end_microdev_irq }; static void disable_microdev_irq(unsigned int irq) @@ -130,11 +116,11 @@ static void enable_microdev_irq(unsigned int irq) ctrl_outl(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTENB_REG); } - /* This functions sets the desired irq handler to be a MicroDev type */ +/* This function sets the desired irq handler to be a MicroDev type */ static void __init make_microdev_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].chip = µdev_irq_type; + set_irq_chip_and_handler(irq, µdev_irq_type, handle_level_irq); disable_microdev_irq(irq); } @@ -143,17 +129,11 @@ static void mask_and_ack_microdev(unsigned int irq) disable_microdev_irq(irq); } -static void end_microdev_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_microdev_irq(irq); -} - extern void __init init_microdev_irq(void) { int i; - /* disable interrupts on the FPGA INTC register */ + /* disable interrupts on the FPGA INTC register */ ctrl_outl(~0ul, MICRODEV_FPGA_INTDSB_REG); for (i = 0; i < NUM_EXTERNAL_IRQS; i++) @@ -179,5 +159,3 @@ extern void microdev_print_fpga_intc_status(void) printk("FPGA_INTPRI[3..0] = %08x:%08x:%08x:%08x\n", *intprid, *intpric, *intprib, *intpria); printk("-------------------------------------------------------------------------------\n"); } - - diff --git a/arch/sh/boards/mach-microdev/led.c b/arch/sh/boards/mach-microdev/led.c deleted file mode 100644 index 36e54b47a752..000000000000 --- a/arch/sh/boards/mach-microdev/led.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * linux/arch/sh/boards/superh/microdev/led.c - * - * Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com> - * Copyright (C) 2003 Richard Curnow (Richard.Curnow@superh.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - */ - -#include <asm/io.h> - -#define LED_REGISTER 0xa6104d20 - -static void mach_led_d9(int value) -{ - unsigned long reg; - reg = ctrl_inl(LED_REGISTER); - reg &= ~1; - reg |= (value & 1); - ctrl_outl(reg, LED_REGISTER); - return; -} - -static void mach_led_d10(int value) -{ - unsigned long reg; - reg = ctrl_inl(LED_REGISTER); - reg &= ~2; - reg |= ((value & 1) << 1); - ctrl_outl(reg, LED_REGISTER); - return; -} - - -#ifdef CONFIG_HEARTBEAT -#include <linux/sched.h> - -static unsigned char banner_table[] = { - 0x11, 0x01, 0x11, 0x01, 0x11, 0x03, - 0x11, 0x01, 0x11, 0x01, 0x13, 0x03, - 0x11, 0x01, 0x13, 0x01, 0x13, 0x01, 0x11, 0x03, - 0x11, 0x03, - 0x11, 0x01, 0x13, 0x01, 0x11, 0x03, - 0x11, 0x01, 0x11, 0x01, 0x11, 0x01, 0x11, 0x07, - 0x13, 0x01, 0x13, 0x03, - 0x11, 0x01, 0x11, 0x03, - 0x13, 0x01, 0x11, 0x01, 0x13, 0x01, 0x11, 0x03, - 0x11, 0x01, 0x13, 0x01, 0x11, 0x03, - 0x13, 0x01, 0x13, 0x01, 0x13, 0x03, - 0x13, 0x01, 0x11, 0x01, 0x11, 0x03, - 0x11, 0x03, - 0x11, 0x01, 0x11, 0x01, 0x11, 0x01, 0x13, 0x07, - 0xff -}; - -static void banner(void) -{ - static int pos = 0; - static int count = 0; - - if (count) { - count--; - } else { - int val = banner_table[pos]; - if (val == 0xff) { - pos = 0; - val = banner_table[pos]; - } - pos++; - mach_led_d10((val >> 4) & 1); - count = 10 * (val & 0xf); - } -} - -/* From heartbeat_harp in the stboards directory */ -/* acts like an actual heart beat -- ie thump-thump-pause... */ -void microdev_heartbeat(void) -{ - static unsigned cnt = 0, period = 0, dist = 0; - - if (cnt == 0 || cnt == dist) - mach_led_d9(1); - else if (cnt == 7 || cnt == dist+7) - mach_led_d9(0); - - if (++cnt > period) { - cnt = 0; - /* The hyperbolic function below modifies the heartbeat period - * length in dependency of the current (5min) load. It goes - * through the points f(0)=126, f(1)=86, f(5)=51, - * f(inf)->30. */ - period = ((672<<FSHIFT)/(5*avenrun[0]+(7<<FSHIFT))) + 30; - dist = period / 4; - } - - banner(); -} - -#endif diff --git a/arch/sh/boards/mach-microdev/setup.c b/arch/sh/boards/mach-microdev/setup.c index a9202fe3cb59..d1df2a4fb9b8 100644 --- a/arch/sh/boards/mach-microdev/setup.c +++ b/arch/sh/boards/mach-microdev/setup.c @@ -17,70 +17,12 @@ #include <mach/microdev.h> #include <asm/io.h> #include <asm/machvec.h> - -extern void microdev_heartbeat(void); - - -/****************************************************************************/ - - - /* - * Setup for the SMSC FDC37C93xAPM - */ -#define SMSC_CONFIG_PORT_ADDR (0x3F0) -#define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR -#define SMSC_DATA_PORT_ADDR (SMSC_INDEX_PORT_ADDR + 1) - -#define SMSC_ENTER_CONFIG_KEY 0x55 -#define SMSC_EXIT_CONFIG_KEY 0xaa - -#define SMCS_LOGICAL_DEV_INDEX 0x07 /* Logical Device Number */ -#define SMSC_DEVICE_ID_INDEX 0x20 /* Device ID */ -#define SMSC_DEVICE_REV_INDEX 0x21 /* Device Revision */ -#define SMSC_ACTIVATE_INDEX 0x30 /* Activate */ -#define SMSC_PRIMARY_BASE_INDEX 0x60 /* Primary Base Address */ -#define SMSC_SECONDARY_BASE_INDEX 0x62 /* Secondary Base Address */ -#define SMSC_PRIMARY_INT_INDEX 0x70 /* Primary Interrupt Select */ -#define SMSC_SECONDARY_INT_INDEX 0x72 /* Secondary Interrupt Select */ -#define SMSC_HDCS0_INDEX 0xf0 /* HDCS0 Address Decoder */ -#define SMSC_HDCS1_INDEX 0xf1 /* HDCS1 Address Decoder */ - -#define SMSC_IDE1_DEVICE 1 /* IDE #1 logical device */ -#define SMSC_IDE2_DEVICE 2 /* IDE #2 logical device */ -#define SMSC_PARALLEL_DEVICE 3 /* Parallel Port logical device */ -#define SMSC_SERIAL1_DEVICE 4 /* Serial #1 logical device */ -#define SMSC_SERIAL2_DEVICE 5 /* Serial #2 logical device */ -#define SMSC_KEYBOARD_DEVICE 7 /* Keyboard logical device */ -#define SMSC_CONFIG_REGISTERS 8 /* Configuration Registers (Aux I/O) */ - -#define SMSC_READ_INDEXED(index) ({ \ - outb((index), SMSC_INDEX_PORT_ADDR); \ - inb(SMSC_DATA_PORT_ADDR); }) -#define SMSC_WRITE_INDEXED(val, index) ({ \ - outb((index), SMSC_INDEX_PORT_ADDR); \ - outb((val), SMSC_DATA_PORT_ADDR); }) - -#define IDE1_PRIMARY_BASE 0x01f0 /* Task File Registe base for IDE #1 */ -#define IDE1_SECONDARY_BASE 0x03f6 /* Miscellaneous AT registers for IDE #1 */ -#define IDE2_PRIMARY_BASE 0x0170 /* Task File Registe base for IDE #2 */ -#define IDE2_SECONDARY_BASE 0x0376 /* Miscellaneous AT registers for IDE #2 */ - -#define SERIAL1_PRIMARY_BASE 0x03f8 -#define SERIAL2_PRIMARY_BASE 0x02f8 - -#define MSB(x) ( (x) >> 8 ) -#define LSB(x) ( (x) & 0xff ) - - /* General-Purpose base address on CPU-board FPGA */ -#define MICRODEV_FPGA_GP_BASE 0xa6100000ul - - /* assume a Keyboard Controller is present */ -int microdev_kbd_controller_present = 1; +#include <asm/sizes.h> static struct resource smc91x_resources[] = { [0] = { .start = 0x300, - .end = 0x300 + 0x0001000 - 1, + .end = 0x300 + SZ_4K - 1, .flags = IORESOURCE_MEM, }, [1] = { @@ -97,7 +39,6 @@ static struct platform_device smc91x_device = { .resource = smc91x_resources, }; -#ifdef CONFIG_FB_S1D13XXX static struct s1d13xxxfb_regval s1d13806_initregs[] = { { S1DREG_MISC, 0x00 }, { S1DREG_COM_DISP_MODE, 0x00 }, @@ -216,12 +157,12 @@ static struct s1d13xxxfb_pdata s1d13806_platform_data = { static struct resource s1d13806_resources[] = { [0] = { .start = 0x07200000, - .end = 0x07200000 + 0x00200000 - 1, + .end = 0x07200000 + SZ_2M - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = 0x07000000, - .end = 0x07000000 + 0x00200000 - 1, + .end = 0x07000000 + SZ_2M - 1, .flags = IORESOURCE_MEM, }, }; @@ -236,145 +177,24 @@ static struct platform_device s1d13806_device = { .platform_data = &s1d13806_platform_data, }, }; -#endif static struct platform_device *microdev_devices[] __initdata = { &smc91x_device, -#ifdef CONFIG_FB_S1D13XXX &s1d13806_device, -#endif }; static int __init microdev_devices_setup(void) { return platform_add_devices(microdev_devices, ARRAY_SIZE(microdev_devices)); } - -/* - * Setup for the SMSC FDC37C93xAPM - */ -static int __init smsc_superio_setup(void) -{ - - unsigned char devid, devrev; - - /* Initially the chip is in run state */ - /* Put it into configuration state */ - outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - - /* Read device ID info */ - devid = SMSC_READ_INDEXED(SMSC_DEVICE_ID_INDEX); - devrev = SMSC_READ_INDEXED(SMSC_DEVICE_REV_INDEX); - if ( (devid==0x30) && (devrev==0x01) ) - { - printk("SMSC FDC37C93xAPM SuperIO device detected\n"); - } - else - { /* not the device identity we expected */ - printk("Not detected a SMSC FDC37C93xAPM SuperIO device (devid=0x%02x, rev=0x%02x)\n", - devid, devrev); - /* inform the keyboard driver that we have no keyboard controller */ - microdev_kbd_controller_present = 0; - /* little point in doing anything else in this functon */ - return 0; - } - - /* Select the keyboard device */ - SMSC_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* enable the interrupts */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_KEYBOARD, SMSC_PRIMARY_INT_INDEX); - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_MOUSE, SMSC_SECONDARY_INT_INDEX); - - /* Select the Serial #1 device */ - SMSC_WRITE_INDEXED(SMSC_SERIAL1_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); - /* enable the interrupts */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL1, SMSC_PRIMARY_INT_INDEX); - - /* Select the Serial #2 device */ - SMSC_WRITE_INDEXED(SMSC_SERIAL2_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); - /* enable the interrupts */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL2, SMSC_PRIMARY_INT_INDEX); - - /* Select the IDE#1 device */ - SMSC_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(MSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(0x0c, SMSC_HDCS0_INDEX); - SMSC_WRITE_INDEXED(0x00, SMSC_HDCS1_INDEX); - /* select the interrupt */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE1, SMSC_PRIMARY_INT_INDEX); - - /* Select the IDE#2 device */ - SMSC_WRITE_INDEXED(SMSC_IDE2_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(MSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); - /* select the interrupt */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE2, SMSC_PRIMARY_INT_INDEX); - - /* Select the configuration registers */ - SMSC_WRITE_INDEXED(SMSC_CONFIG_REGISTERS, SMCS_LOGICAL_DEV_INDEX); - /* enable the appropriate GPIO pins for IDE functionality: - * bit[0] In/Out 1==input; 0==output - * bit[1] Polarity 1==invert; 0==no invert - * bit[2] Int Enb #1 1==Enable Combined IRQ #1; 0==disable - * bit[3:4] Function Select 00==original; 01==Alternate Function #1 - */ - SMSC_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */ - SMSC_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */ - SMSC_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */ - SMSC_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */ - SMSC_WRITE_INDEXED(0x08, 0xe8); /* GP20 = nIDE2_OE */ - - /* Exit the configuration state */ - outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - - return 0; -} - -static void __init microdev_setup(char **cmdline_p) -{ - int * const fpgaRevisionRegister = (int*)(MICRODEV_FPGA_GP_BASE + 0x8ul); - const int fpgaRevision = *fpgaRevisionRegister; - int * const CacheControlRegister = (int*)CCR; - - device_initcall(microdev_devices_setup); - device_initcall(smsc_superio_setup); - - printk("SuperH %s board (FPGA rev: 0x%0x, CCR: 0x%0x)\n", - get_system_type(), fpgaRevision, *CacheControlRegister); -} +device_initcall(microdev_devices_setup); /* * The Machine Vector */ static struct sh_machine_vector mv_sh4202_microdev __initmv = { .mv_name = "SH4-202 MicroDev", - .mv_setup = microdev_setup, - .mv_nr_irqs = 72, /* QQQ need to check this - use the MACRO */ + .mv_nr_irqs = 72, .mv_inb = microdev_inb, .mv_inw = microdev_inw, @@ -398,8 +218,4 @@ static struct sh_machine_vector mv_sh4202_microdev __initmv = { .mv_outsl = microdev_outsl, .mv_init_irq = init_microdev_irq, - -#ifdef CONFIG_HEARTBEAT - .mv_heartbeat = microdev_heartbeat, -#endif }; diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index 975281980299..cc1408119c24 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -89,6 +89,7 @@ static struct resource sh_keysc_resources[] = { static struct platform_device sh_keysc_device = { .name = "sh_keysc", + .id = 0, /* "keysc0" clock */ .num_resources = ARRAY_SIZE(sh_keysc_resources), .resource = sh_keysc_resources, .dev = { @@ -261,6 +262,8 @@ static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = { .sys_bus_cfg = { .ldmt2r = 0x06000a09, .ldmt3r = 0x180e3418, + /* set 1s delay to encourage fsync() */ + .deferred_io_msec = 1000, }, } #endif @@ -273,6 +276,10 @@ static struct resource migor_lcdc_resources[] = { .end = 0xfe941fff, .flags = IORESOURCE_MEM, }, + [1] = { + .start = 28, + .flags = IORESOURCE_IRQ, + }, }; static struct platform_device migor_lcdc_device = { @@ -300,6 +307,7 @@ static void camera_power_on(void) gpio_set_value(GPIO_PTT3, 0); mdelay(10); gpio_set_value(GPIO_PTT3, 1); + mdelay(10); /* wait to let chip come out of reset */ } static void camera_power_off(void) @@ -432,6 +440,7 @@ static struct resource migor_ceu_resources[] = { static struct platform_device migor_ceu_device = { .name = "sh_mobile_ceu", + .id = 0, /* "ceu0" clock */ .num_resources = ARRAY_SIZE(migor_ceu_resources), .resource = migor_ceu_resources, .dev = { @@ -479,7 +488,6 @@ static int __init migor_devices_setup(void) ctrl_outl(0x00110080, BSC_CS4WCR); /* KEYSC */ - clk_always_enable("mstp214"); /* KEYSC */ gpio_request(GPIO_FN_KEYOUT0, NULL); gpio_request(GPIO_FN_KEYOUT1, NULL); gpio_request(GPIO_FN_KEYOUT2, NULL); @@ -501,7 +509,6 @@ static int __init migor_devices_setup(void) gpio_request(GPIO_FN_IRQ6, NULL); /* LCD Panel */ - clk_always_enable("mstp200"); /* LCDC */ #ifdef CONFIG_SH_MIGOR_QVGA /* LCDC - QVGA - Enable SYS Interface signals */ gpio_request(GPIO_FN_LCDD17, NULL); gpio_request(GPIO_FN_LCDD16, NULL); @@ -554,7 +561,6 @@ static int __init migor_devices_setup(void) #endif /* CEU */ - clk_always_enable("mstp203"); /* CEU */ gpio_request(GPIO_FN_VIO_CLK2, NULL); gpio_request(GPIO_FN_VIO_VD2, NULL); gpio_request(GPIO_FN_VIO_HD2, NULL); @@ -589,12 +595,3 @@ static int __init migor_devices_setup(void) return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices)); } __initcall(migor_devices_setup); - -static void __init migor_setup(char **cmdline_p) -{ -} - -static struct sh_machine_vector mv_migor __initmv = { - .mv_name = "Migo-R", - .mv_setup = migor_setup, -}; diff --git a/arch/sh/boards/mach-rsk/Kconfig b/arch/sh/boards/mach-rsk/Kconfig new file mode 100644 index 000000000000..bff095dffc02 --- /dev/null +++ b/arch/sh/boards/mach-rsk/Kconfig @@ -0,0 +1,18 @@ +if SH_RSK + +choice + prompt "RSK+ options" + default SH_RSK7203 + +config SH_RSK7201 + bool "RSK7201" + depends on CPU_SUBTYPE_SH7201 + +config SH_RSK7203 + bool "RSK7203" + select GENERIC_GPIO + depends on CPU_SUBTYPE_SH7203 + +endchoice + +endif diff --git a/arch/sh/boards/mach-rsk/Makefile b/arch/sh/boards/mach-rsk/Makefile new file mode 100644 index 000000000000..498da75ce38b --- /dev/null +++ b/arch/sh/boards/mach-rsk/Makefile @@ -0,0 +1,2 @@ +obj-y := setup.o +obj-$(CONFIG_SH_RSK7203) += devices-rsk7203.o diff --git a/arch/sh/boards/board-rsk7203.c b/arch/sh/boards/mach-rsk/devices-rsk7203.c index 58266f06134a..73f743b9be8d 100644 --- a/arch/sh/boards/board-rsk7203.c +++ b/arch/sh/boards/mach-rsk/devices-rsk7203.c @@ -50,73 +50,6 @@ static struct platform_device smc911x_device = { }, }; -static const char *probes[] = { "cmdlinepart", NULL }; - -static struct mtd_partition *parsed_partitions; - -static struct mtd_partition rsk7203_partitions[] = { - { - .name = "Bootloader", - .offset = 0x00000000, - .size = 0x00040000, - .mask_flags = MTD_WRITEABLE, - }, { - .name = "Kernel", - .offset = MTDPART_OFS_NXTBLK, - .size = 0x001c0000, - }, { - .name = "Flash_FS", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, - } -}; - -static struct physmap_flash_data flash_data = { - .width = 2, -}; - -static struct resource flash_resource = { - .start = 0x20000000, - .end = 0x20400000, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device flash_device = { - .name = "physmap-flash", - .id = -1, - .resource = &flash_resource, - .num_resources = 1, - .dev = { - .platform_data = &flash_data, - }, -}; - -static struct mtd_info *flash_mtd; - -static struct map_info rsk7203_flash_map = { - .name = "RSK+ Flash", - .size = 0x400000, - .bankwidth = 2, -}; - -static void __init set_mtd_partitions(void) -{ - int nr_parts = 0; - - simple_map_init(&rsk7203_flash_map); - flash_mtd = do_map_probe("cfi_probe", &rsk7203_flash_map); - nr_parts = parse_mtd_partitions(flash_mtd, probes, - &parsed_partitions, 0); - /* If there is no partition table, used the hard coded table */ - if (nr_parts <= 0) { - flash_data.parts = rsk7203_partitions; - flash_data.nr_parts = ARRAY_SIZE(rsk7203_partitions); - } else { - flash_data.nr_parts = nr_parts; - flash_data.parts = parsed_partitions; - } -} - static struct gpio_led rsk7203_gpio_leds[] = { { .name = "green", @@ -155,7 +88,6 @@ static struct platform_device led_device = { static struct platform_device *rsk7203_devices[] __initdata = { &smc911x_device, - &flash_device, &led_device, }; @@ -165,15 +97,7 @@ static int __init rsk7203_devices_setup(void) gpio_request(GPIO_FN_TXD0, NULL); gpio_request(GPIO_FN_RXD0, NULL); - set_mtd_partitions(); return platform_add_devices(rsk7203_devices, ARRAY_SIZE(rsk7203_devices)); } device_initcall(rsk7203_devices_setup); - -/* - * The Machine Vector - */ -static struct sh_machine_vector mv_rsk7203 __initmv = { - .mv_name = "RSK+7203", -}; diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c new file mode 100644 index 000000000000..af64d030a5c7 --- /dev/null +++ b/arch/sh/boards/mach-rsk/setup.c @@ -0,0 +1,106 @@ +/* + * Renesas Technology Europe RSK+ Support. + * + * Copyright (C) 2008 Paul Mundt + * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/map.h> +#include <asm/machvec.h> +#include <asm/io.h> + +static const char *probes[] = { "cmdlinepart", NULL }; + +static struct mtd_partition *parsed_partitions; + +static struct mtd_partition rsk_partitions[] = { + { + .name = "Bootloader", + .offset = 0x00000000, + .size = 0x00040000, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "Kernel", + .offset = MTDPART_OFS_NXTBLK, + .size = 0x001c0000, + }, { + .name = "Flash_FS", + .offset = MTDPART_OFS_NXTBLK, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct physmap_flash_data flash_data = { + .width = 2, +}; + +static struct resource flash_resource = { + .start = 0x20000000, + .end = 0x20400000, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device flash_device = { + .name = "physmap-flash", + .id = -1, + .resource = &flash_resource, + .num_resources = 1, + .dev = { + .platform_data = &flash_data, + }, +}; + +static struct mtd_info *flash_mtd; + +static struct map_info rsk_flash_map = { + .name = "RSK+ Flash", + .size = 0x400000, + .bankwidth = 2, +}; + +static void __init set_mtd_partitions(void) +{ + int nr_parts = 0; + + simple_map_init(&rsk_flash_map); + flash_mtd = do_map_probe("cfi_probe", &rsk_flash_map); + nr_parts = parse_mtd_partitions(flash_mtd, probes, + &parsed_partitions, 0); + /* If there is no partition table, used the hard coded table */ + if (nr_parts <= 0) { + flash_data.parts = rsk_partitions; + flash_data.nr_parts = ARRAY_SIZE(rsk_partitions); + } else { + flash_data.nr_parts = nr_parts; + flash_data.parts = parsed_partitions; + } +} + +static struct platform_device *rsk_devices[] __initdata = { + &flash_device, +}; + +static int __init rsk_devices_setup(void) +{ + set_mtd_partitions(); + return platform_add_devices(rsk_devices, + ARRAY_SIZE(rsk_devices)); +} +device_initcall(rsk_devices_setup); + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_rsk __initmv = { + .mv_name = "RSK+", +}; diff --git a/arch/sh/boards/mach-se/7343/Makefile b/arch/sh/boards/mach-se/7343/Makefile index 3024796c6203..4c3666a93790 100644 --- a/arch/sh/boards/mach-se/7343/Makefile +++ b/arch/sh/boards/mach-se/7343/Makefile @@ -2,4 +2,4 @@ # Makefile for the 7343 SolutionEngine specific parts of the kernel # -obj-y := setup.o io.o irq.o +obj-y := setup.o irq.o diff --git a/arch/sh/boards/mach-se/7343/io.c b/arch/sh/boards/mach-se/7343/io.c deleted file mode 100644 index 8741abc1da7b..000000000000 --- a/arch/sh/boards/mach-se/7343/io.c +++ /dev/null @@ -1,273 +0,0 @@ -/* - * arch/sh/boards/se/7343/io.c - * - * I/O routine for SH-Mobile3AS 7343 SolutionEngine. - * - */ -#include <linux/kernel.h> -#include <asm/io.h> -#include <mach-se/mach/se7343.h> - -#define badio(fn, a) panic("bad i/o operation %s for %08lx.", #fn, a) - -struct iop { - unsigned long start, end; - unsigned long base; - struct iop *(*check) (struct iop * p, unsigned long port); - unsigned char (*inb) (struct iop * p, unsigned long port); - unsigned short (*inw) (struct iop * p, unsigned long port); - void (*outb) (struct iop * p, unsigned char value, unsigned long port); - void (*outw) (struct iop * p, unsigned short value, unsigned long port); -}; - -struct iop * -simple_check(struct iop *p, unsigned long port) -{ - static int count; - - if (count < 100) - count++; - - port &= 0xFFFF; - - if ((p->start <= port) && (port <= p->end)) - return p; - else - badio(check, port); -} - -struct iop * -ide_check(struct iop *p, unsigned long port) -{ - if (((0x1f0 <= port) && (port <= 0x1f7)) || (port == 0x3f7)) - return p; - return NULL; -} - -unsigned char -simple_inb(struct iop *p, unsigned long port) -{ - return *(unsigned char *) (p->base + port); -} - -unsigned short -simple_inw(struct iop *p, unsigned long port) -{ - return *(unsigned short *) (p->base + port); -} - -void -simple_outb(struct iop *p, unsigned char value, unsigned long port) -{ - *(unsigned char *) (p->base + port) = value; -} - -void -simple_outw(struct iop *p, unsigned short value, unsigned long port) -{ - *(unsigned short *) (p->base + port) = value; -} - -unsigned char -pcc_inb(struct iop *p, unsigned long port) -{ - unsigned long addr = p->base + port + 0x40000; - unsigned long v; - - if (port & 1) - addr += 0x00400000; - v = *(volatile unsigned char *) addr; - return v; -} - -void -pcc_outb(struct iop *p, unsigned char value, unsigned long port) -{ - unsigned long addr = p->base + port + 0x40000; - - if (port & 1) - addr += 0x00400000; - *(volatile unsigned char *) addr = value; -} - -unsigned char -bad_inb(struct iop *p, unsigned long port) -{ - badio(inb, port); -} - -void -bad_outb(struct iop *p, unsigned char value, unsigned long port) -{ - badio(inw, port); -} - -#ifdef CONFIG_SMC91X -/* MSTLANEX01 LAN at 0xb400:0000 */ -static struct iop laniop = { - .start = 0x00, - .end = 0x0F, - .base = 0x04000000, - .check = simple_check, - .inb = simple_inb, - .inw = simple_inw, - .outb = simple_outb, - .outw = simple_outw, -}; -#endif - -#ifdef CONFIG_NE2000 -/* NE2000 pc card NIC */ -static struct iop neiop = { - .start = 0x280, - .end = 0x29f, - .base = 0xb0600000 + 0x80, /* soft 0x280 -> hard 0x300 */ - .check = simple_check, - .inb = pcc_inb, - .inw = simple_inw, - .outb = pcc_outb, - .outw = simple_outw, -}; -#endif - -#ifdef CONFIG_IDE -/* CF in CF slot */ -static struct iop cfiop = { - .base = 0xb0600000, - .check = ide_check, - .inb = pcc_inb, - .inw = simple_inw, - .outb = pcc_outb, - .outw = simple_outw, -}; -#endif - -static __inline__ struct iop * -port2iop(unsigned long port) -{ - if (0) ; -#if defined(CONFIG_SMC91X) - else if (laniop.check(&laniop, port)) - return &laniop; -#endif -#if defined(CONFIG_NE2000) - else if (neiop.check(&neiop, port)) - return &neiop; -#endif -#if defined(CONFIG_IDE) - else if (cfiop.check(&cfiop, port)) - return &cfiop; -#endif - else - return NULL; -} - -static inline void -delay(void) -{ - ctrl_inw(0xac000000); - ctrl_inw(0xac000000); -} - -unsigned char -sh7343se_inb(unsigned long port) -{ - struct iop *p = port2iop(port); - return (p->inb) (p, port); -} - -unsigned char -sh7343se_inb_p(unsigned long port) -{ - unsigned char v = sh7343se_inb(port); - delay(); - return v; -} - -unsigned short -sh7343se_inw(unsigned long port) -{ - struct iop *p = port2iop(port); - return (p->inw) (p, port); -} - -unsigned int -sh7343se_inl(unsigned long port) -{ - badio(inl, port); -} - -void -sh7343se_outb(unsigned char value, unsigned long port) -{ - struct iop *p = port2iop(port); - (p->outb) (p, value, port); -} - -void -sh7343se_outb_p(unsigned char value, unsigned long port) -{ - sh7343se_outb(value, port); - delay(); -} - -void -sh7343se_outw(unsigned short value, unsigned long port) -{ - struct iop *p = port2iop(port); - (p->outw) (p, value, port); -} - -void -sh7343se_outl(unsigned int value, unsigned long port) -{ - badio(outl, port); -} - -void -sh7343se_insb(unsigned long port, void *addr, unsigned long count) -{ - unsigned char *a = addr; - struct iop *p = port2iop(port); - while (count--) - *a++ = (p->inb) (p, port); -} - -void -sh7343se_insw(unsigned long port, void *addr, unsigned long count) -{ - unsigned short *a = addr; - struct iop *p = port2iop(port); - while (count--) - *a++ = (p->inw) (p, port); -} - -void -sh7343se_insl(unsigned long port, void *addr, unsigned long count) -{ - badio(insl, port); -} - -void -sh7343se_outsb(unsigned long port, const void *addr, unsigned long count) -{ - unsigned char *a = (unsigned char *) addr; - struct iop *p = port2iop(port); - while (count--) - (p->outb) (p, *a++, port); -} - -void -sh7343se_outsw(unsigned long port, const void *addr, unsigned long count) -{ - unsigned short *a = (unsigned short *) addr; - struct iop *p = port2iop(port); - while (count--) - (p->outw) (p, *a++, port); -} - -void -sh7343se_outsl(unsigned long port, const void *addr, unsigned long count) -{ - badio(outsw, port); -} diff --git a/arch/sh/boards/mach-se/7343/setup.c b/arch/sh/boards/mach-se/7343/setup.c index 486f40bf9274..4de56f35f419 100644 --- a/arch/sh/boards/mach-se/7343/setup.c +++ b/arch/sh/boards/mach-se/7343/setup.c @@ -1,36 +1,16 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> +#include <linux/serial_8250.h> +#include <linux/serial_reg.h> +#include <linux/usb/isp116x.h> +#include <linux/delay.h> #include <asm/machvec.h> #include <mach-se/mach/se7343.h> #include <asm/heartbeat.h> #include <asm/irq.h> #include <asm/io.h> -static struct resource smc91x_resources[] = { - [0] = { - .start = 0x10000000, - .end = 0x1000000F, - .flags = IORESOURCE_MEM, - }, - [1] = { - /* - * shared with other devices via externel - * interrupt controller in FPGA... - */ - .start = SMC_IRQ, - .end = SMC_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - static struct resource heartbeat_resources[] = { [0] = { .start = PA_LED, @@ -94,10 +74,83 @@ static struct platform_device nor_flash_device = { .resource = nor_flash_resources, }; +#define ST16C2550C_FLAGS (UPF_BOOT_AUTOCONF | UPF_IOREMAP) + +static struct plat_serial8250_port serial_platform_data[] = { + [0] = { + .iotype = UPIO_MEM, + .mapbase = 0x16000000, + .regshift = 1, + .flags = ST16C2550C_FLAGS, + .irq = UARTA_IRQ, + .uartclk = 7372800, + }, + [1] = { + .iotype = UPIO_MEM, + .mapbase = 0x17000000, + .regshift = 1, + .flags = ST16C2550C_FLAGS, + .irq = UARTB_IRQ, + .uartclk = 7372800, + }, + { }, +}; + +static struct platform_device uart_device = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = serial_platform_data, + }, +}; + +static void isp116x_delay(struct device *dev, int delay) +{ + ndelay(delay); +} + +static struct resource usb_resources[] = { + [0] = { + .start = 0x11800000, + .end = 0x11800001, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 0x11800002, + .end = 0x11800003, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = USB_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct isp116x_platform_data usb_platform_data = { + .sel15Kres = 1, + .oc_enable = 1, + .int_act_high = 0, + .int_edge_triggered = 0, + .remote_wakeup_enable = 0, + .delay = isp116x_delay, +}; + +static struct platform_device usb_device = { + .name = "isp116x-hcd", + .id = -1, + .num_resources = ARRAY_SIZE(usb_resources), + .resource = usb_resources, + .dev = { + .platform_data = &usb_platform_data, + }, + +}; + static struct platform_device *sh7343se_platform_devices[] __initdata = { - &smc91x_device, &heartbeat_device, &nor_flash_device, + &uart_device, + &usb_device, }; static int __init sh7343se_devices_setup(void) @@ -126,27 +179,6 @@ static void __init sh7343se_setup(char **cmdline_p) static struct sh_machine_vector mv_7343se __initmv = { .mv_name = "SolutionEngine 7343", .mv_setup = sh7343se_setup, - .mv_nr_irqs = 108, - .mv_inb = sh7343se_inb, - .mv_inw = sh7343se_inw, - .mv_inl = sh7343se_inl, - .mv_outb = sh7343se_outb, - .mv_outw = sh7343se_outw, - .mv_outl = sh7343se_outl, - - .mv_inb_p = sh7343se_inb_p, - .mv_inw_p = sh7343se_inw, - .mv_inl_p = sh7343se_inl, - .mv_outb_p = sh7343se_outb_p, - .mv_outw_p = sh7343se_outw, - .mv_outl_p = sh7343se_outl, - - .mv_insb = sh7343se_insb, - .mv_insw = sh7343se_insw, - .mv_insl = sh7343se_insl, - .mv_outsb = sh7343se_outsb, - .mv_outsw = sh7343se_outsw, - .mv_outsl = sh7343se_outsl, - + .mv_nr_irqs = SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_NR, .mv_init_irq = init_7343se_IRQ, }; diff --git a/arch/sh/boards/mach-se/770x/setup.c b/arch/sh/boards/mach-se/770x/setup.c index 9123d9687bf7..527eb6b12610 100644 --- a/arch/sh/boards/mach-se/770x/setup.c +++ b/arch/sh/boards/mach-se/770x/setup.c @@ -8,8 +8,9 @@ */ #include <linux/init.h> #include <linux/platform_device.h> -#include <asm/machvec.h> #include <mach-se/mach/se.h> +#include <mach-se/mach/mrshpc.h> +#include <asm/machvec.h> #include <asm/io.h> #include <asm/smc37c93x.h> #include <asm/heartbeat.h> @@ -175,6 +176,7 @@ static struct platform_device *se_devices[] __initdata = { static int __init se_devices_setup(void) { + mrshpc_setup_windows(); return platform_add_devices(se_devices, ARRAY_SIZE(se_devices)); } device_initcall(se_devices_setup); diff --git a/arch/sh/boards/mach-se/7721/setup.c b/arch/sh/boards/mach-se/7721/setup.c index d3fc80ff4d83..55af4c36b43a 100644 --- a/arch/sh/boards/mach-se/7721/setup.c +++ b/arch/sh/boards/mach-se/7721/setup.c @@ -12,8 +12,9 @@ */ #include <linux/init.h> #include <linux/platform_device.h> -#include <asm/machvec.h> #include <mach-se/mach/se7721.h> +#include <mach-se/mach/mrshpc.h> +#include <asm/machvec.h> #include <asm/io.h> #include <asm/heartbeat.h> @@ -74,8 +75,8 @@ static struct platform_device *se7721_devices[] __initdata = { static int __init se7721_devices_setup(void) { - return platform_add_devices(se7721_devices, - ARRAY_SIZE(se7721_devices)); + mrshpc_setup_windows(); + return platform_add_devices(se7721_devices, ARRAY_SIZE(se7721_devices)); } device_initcall(se7721_devices_setup); diff --git a/arch/sh/boards/mach-se/7722/setup.c b/arch/sh/boards/mach-se/7722/setup.c index fe6f96517e12..af84904ed86f 100644 --- a/arch/sh/boards/mach-se/7722/setup.c +++ b/arch/sh/boards/mach-se/7722/setup.c @@ -15,9 +15,10 @@ #include <linux/ata_platform.h> #include <linux/input.h> #include <linux/smc91x.h> +#include <mach-se/mach/se7722.h> +#include <mach-se/mach/mrshpc.h> #include <asm/machvec.h> #include <asm/clock.h> -#include <mach-se/mach/se7722.h> #include <asm/io.h> #include <asm/heartbeat.h> #include <asm/sh_keysc.h> @@ -130,6 +131,7 @@ static struct resource sh_keysc_resources[] = { static struct platform_device sh_keysc_device = { .name = "sh_keysc", + .id = 0, /* "keysc0" clock */ .num_resources = ARRAY_SIZE(sh_keysc_resources), .resource = sh_keysc_resources, .dev = { @@ -146,10 +148,8 @@ static struct platform_device *se7722_devices[] __initdata = { static int __init se7722_devices_setup(void) { - clk_always_enable("mstp214"); /* KEYSC */ - - return platform_add_devices(se7722_devices, - ARRAY_SIZE(se7722_devices)); + mrshpc_setup_windows(); + return platform_add_devices(se7722_devices, ARRAY_SIZE(se7722_devices)); } device_initcall(se7722_devices_setup); diff --git a/arch/sh/boards/mach-sh03/setup.c b/arch/sh/boards/mach-sh03/setup.c index 5771219be3fd..74cfb4b8b03d 100644 --- a/arch/sh/boards/mach-sh03/setup.c +++ b/arch/sh/boards/mach-sh03/setup.c @@ -9,6 +9,7 @@ #include <linux/irq.h> #include <linux/pci.h> #include <linux/platform_device.h> +#include <linux/ata_platform.h> #include <asm/io.h> #include <asm/rtc.h> #include <mach-sh03/mach/io.h> @@ -20,19 +21,6 @@ static void __init init_sh03_IRQ(void) plat_irq_setup_pins(IRQ_MODE_IRQ); } -extern void *cf_io_base; - -static void __iomem *sh03_ioport_map(unsigned long port, unsigned int size) -{ - if (PXSEG(port)) - return (void __iomem *)port; - /* CompactFlash (IDE) */ - if (((port >= 0x1f0) && (port <= 0x1f7)) || (port == 0x3f6)) - return (void __iomem *)((unsigned long)cf_io_base + port); - - return (void __iomem *)(port + PCI_IO_BASE); -} - /* arch/sh/boards/sh03/rtc.c */ void sh03_time_init(void); @@ -41,6 +29,30 @@ static void __init sh03_setup(char **cmdline_p) board_time_init = sh03_time_init; } +static struct resource cf_ide_resources[] = { + [0] = { + .start = 0x1f0, + .end = 0x1f0 + 8, + .flags = IORESOURCE_IO, + }, + [1] = { + .start = 0x1f0 + 0x206, + .end = 0x1f0 +8 + 0x206 + 8, + .flags = IORESOURCE_IO, + }, + [2] = { + .start = IRL2_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cf_ide_device = { + .name = "pata_platform", + .id = -1, + .num_resources = ARRAY_SIZE(cf_ide_resources), + .resource = cf_ide_resources, +}; + static struct resource heartbeat_resources[] = { [0] = { .start = 0xa0800000, @@ -58,10 +70,30 @@ static struct platform_device heartbeat_device = { static struct platform_device *sh03_devices[] __initdata = { &heartbeat_device, + &cf_ide_device, }; static int __init sh03_devices_setup(void) { + pgprot_t prot; + unsigned long paddrbase; + void *cf_ide_base; + + /* open I/O area window */ + paddrbase = virt_to_phys((void *)PA_AREA5_IO); + prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); + cf_ide_base = p3_ioremap(paddrbase, PAGE_SIZE, prot.pgprot); + if (!cf_ide_base) { + printk("allocate_cf_area : can't open CF I/O window!\n"); + return -ENOMEM; + } + + /* IDE cmd address : 0x1f0-0x1f7 and 0x3f6 */ + cf_ide_resources[0].start += (unsigned long)cf_ide_base; + cf_ide_resources[0].end += (unsigned long)cf_ide_base; + cf_ide_resources[1].start += (unsigned long)cf_ide_base; + cf_ide_resources[1].end += (unsigned long)cf_ide_base; + return platform_add_devices(sh03_devices, ARRAY_SIZE(sh03_devices)); } __initcall(sh03_devices_setup); @@ -70,6 +102,5 @@ static struct sh_machine_vector mv_sh03 __initmv = { .mv_name = "Interface (CTP/PCI-SH03)", .mv_setup = sh03_setup, .mv_nr_irqs = 48, - .mv_ioport_map = sh03_ioport_map, .mv_init_irq = init_sh03_IRQ, }; diff --git a/arch/sh/boards/mach-systemh/irq.c b/arch/sh/boards/mach-systemh/irq.c index 538406872a89..986a0e71d220 100644 --- a/arch/sh/boards/mach-systemh/irq.c +++ b/arch/sh/boards/mach-systemh/irq.c @@ -12,8 +12,8 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/io.h> -#include <asm/io.h> #include <mach/systemh7751.h> #include <asm/smc37c93x.h> @@ -24,35 +24,17 @@ static unsigned long *systemh_irq_mask_register = (unsigned long *)0xB3F10004; static unsigned long *systemh_irq_request_register = (unsigned long *)0xB3F10000; /* forward declaration */ -static unsigned int startup_systemh_irq(unsigned int irq); -static void shutdown_systemh_irq(unsigned int irq); static void enable_systemh_irq(unsigned int irq); static void disable_systemh_irq(unsigned int irq); static void mask_and_ack_systemh(unsigned int); -static void end_systemh_irq(unsigned int irq); -/* hw_interrupt_type */ -static struct hw_interrupt_type systemh_irq_type = { - .typename = " SystemH Register", - .startup = startup_systemh_irq, - .shutdown = shutdown_systemh_irq, - .enable = enable_systemh_irq, - .disable = disable_systemh_irq, +static struct irq_chip systemh_irq_type = { + .name = " SystemH Register", + .unmask = enable_systemh_irq, + .mask = disable_systemh_irq, .ack = mask_and_ack_systemh, - .end = end_systemh_irq }; -static unsigned int startup_systemh_irq(unsigned int irq) -{ - enable_systemh_irq(irq); - return 0; /* never anything pending */ -} - -static void shutdown_systemh_irq(unsigned int irq) -{ - disable_systemh_irq(irq); -} - static void disable_systemh_irq(unsigned int irq) { if (systemh_irq_mask_register) { @@ -86,16 +68,9 @@ static void mask_and_ack_systemh(unsigned int irq) disable_systemh_irq(irq); } -static void end_systemh_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_systemh_irq(irq); -} - void make_systemh_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].chip = &systemh_irq_type; + set_irq_chip_and_handler(irq, &systemh_irq_type, handle_level_irq); disable_systemh_irq(irq); } - diff --git a/arch/sh/cchips/hd6446x/hd64461.c b/arch/sh/cchips/hd6446x/hd64461.c index f1a4a0763c59..27ceeb948bb1 100644 --- a/arch/sh/cchips/hd6446x/hd64461.c +++ b/arch/sh/cchips/hd6446x/hd64461.c @@ -10,99 +10,49 @@ #include <linux/interrupt.h> #include <linux/init.h> #include <linux/irq.h> -#include <asm/io.h> +#include <linux/io.h> #include <asm/irq.h> #include <asm/hd64461.h> /* This belongs in cpu specific */ #define INTC_ICR1 0xA4140010UL -static void disable_hd64461_irq(unsigned int irq) +static void hd64461_mask_irq(unsigned int irq) { unsigned short nimr; unsigned short mask = 1 << (irq - HD64461_IRQBASE); - nimr = inw(HD64461_NIMR); + nimr = __raw_readw(HD64461_NIMR); nimr |= mask; - outw(nimr, HD64461_NIMR); + __raw_writew(nimr, HD64461_NIMR); } -static void enable_hd64461_irq(unsigned int irq) +static void hd64461_unmask_irq(unsigned int irq) { unsigned short nimr; unsigned short mask = 1 << (irq - HD64461_IRQBASE); - nimr = inw(HD64461_NIMR); + nimr = __raw_readw(HD64461_NIMR); nimr &= ~mask; - outw(nimr, HD64461_NIMR); + __raw_writew(nimr, HD64461_NIMR); } -static void mask_and_ack_hd64461(unsigned int irq) +static void hd64461_mask_and_ack_irq(unsigned int irq) { - disable_hd64461_irq(irq); + hd64461_mask_irq(irq); #ifdef CONFIG_HD64461_ENABLER if (irq == HD64461_IRQBASE + 13) - outb(0x00, HD64461_PCC1CSCR); + __raw_writeb(0x00, HD64461_PCC1CSCR); #endif } -static void end_hd64461_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_hd64461_irq(irq); -} - -static unsigned int startup_hd64461_irq(unsigned int irq) -{ - enable_hd64461_irq(irq); - return 0; -} - -static void shutdown_hd64461_irq(unsigned int irq) -{ - disable_hd64461_irq(irq); -} - -static struct hw_interrupt_type hd64461_irq_type = { - .typename = "HD64461-IRQ", - .startup = startup_hd64461_irq, - .shutdown = shutdown_hd64461_irq, - .enable = enable_hd64461_irq, - .disable = disable_hd64461_irq, - .ack = mask_and_ack_hd64461, - .end = end_hd64461_irq, +static struct irq_chip hd64461_irq_chip = { + .name = "HD64461-IRQ", + .mask = hd64461_mask_irq, + .mask_ack = hd64461_mask_and_ack_irq, + .unmask = hd64461_unmask_irq, }; -static irqreturn_t hd64461_interrupt(int irq, void *dev_id) -{ - printk(KERN_INFO - "HD64461: spurious interrupt, nirr: 0x%x nimr: 0x%x\n", - inw(HD64461_NIRR), inw(HD64461_NIMR)); - - return IRQ_NONE; -} - -static struct { - int (*func) (int, void *); - void *dev; -} hd64461_demux[HD64461_IRQ_NUM]; - -void hd64461_register_irq_demux(int irq, - int (*demux) (int irq, void *dev), void *dev) -{ - hd64461_demux[irq - HD64461_IRQBASE].func = demux; - hd64461_demux[irq - HD64461_IRQBASE].dev = dev; -} - -EXPORT_SYMBOL(hd64461_register_irq_demux); - -void hd64461_unregister_irq_demux(int irq) -{ - hd64461_demux[irq - HD64461_IRQBASE].func = 0; -} - -EXPORT_SYMBOL(hd64461_unregister_irq_demux); - int hd64461_irq_demux(int irq) { if (irq == CONFIG_HD64461_IRQ) { @@ -115,25 +65,11 @@ int hd64461_irq_demux(int irq) for (bit = 1, i = 0; i < 16; bit <<= 1, i++) if (nirr & bit) break; - if (i == 16) - irq = CONFIG_HD64461_IRQ; - else { - irq = HD64461_IRQBASE + i; - if (hd64461_demux[i].func != 0) { - irq = hd64461_demux[i].func(irq, hd64461_demux[i].dev); - } - } + irq = HD64461_IRQBASE + i; } return irq; } -static struct irqaction irq0 = { - .handler = hd64461_interrupt, - .flags = IRQF_DISABLED, - .mask = CPU_MASK_NONE, - .name = "HD64461", -}; - int __init setup_hd64461(void) { int i; @@ -146,22 +82,21 @@ int __init setup_hd64461(void) CONFIG_HD64461_IOBASE, CONFIG_HD64461_IRQ, HD64461_IRQBASE, HD64461_IRQBASE + 15); -#if defined(CONFIG_CPU_SUBTYPE_SH7709) /* Should be at processor specific part.. */ - outw(0x2240, INTC_ICR1); +/* Should be at processor specific part.. */ +#if defined(CONFIG_CPU_SUBTYPE_SH7709) + __raw_writew(0x2240, INTC_ICR1); #endif - outw(0xffff, HD64461_NIMR); + __raw_writew(0xffff, HD64461_NIMR); /* IRQ 80 -> 95 belongs to HD64461 */ - for (i = HD64461_IRQBASE; i < HD64461_IRQBASE + 16; i++) { - irq_desc[i].chip = &hd64461_irq_type; - } - - setup_irq(CONFIG_HD64461_IRQ, &irq0); + for (i = HD64461_IRQBASE; i < HD64461_IRQBASE + 16; i++) + set_irq_chip_and_handler(i, &hd64461_irq_chip, + handle_level_irq); #ifdef CONFIG_HD64461_ENABLER printk(KERN_INFO "HD64461: enabling PCMCIA devices\n"); - outb(0x4c, HD64461_PCC1CSCIER); - outb(0x00, HD64461_PCC1CSCR); + __raw_writeb(0x4c, HD64461_PCC1CSCIER); + __raw_writeb(0x00, HD64461_PCC1CSCR); #endif return 0; diff --git a/arch/sh/configs/edosk7705_defconfig b/arch/sh/configs/edosk7705_defconfig new file mode 100644 index 000000000000..8f4329fbbd39 --- /dev/null +++ b/arch/sh/configs/edosk7705_defconfig @@ -0,0 +1,438 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.28-rc6 +# Wed Dec 17 13:53:02 2008 +# +CONFIG_SUPERH=y +CONFIG_SUPERH32=y +CONFIG_ARCH_DEFCONFIG="arch/sh/configs/shx3_defconfig" +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y +CONFIG_GENERIC_IRQ_PROBE=y +# CONFIG_GENERIC_GPIO is not set +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y +# CONFIG_ARCH_SUSPEND_POSSIBLE is not set +# CONFIG_ARCH_HIBERNATION_POSSIBLE is not set +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +CONFIG_HAVE_LATENCYTOP_SUPPORT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# General setup +# +# CONFIG_EXPERIMENTAL is not set +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +# CONFIG_LOCALVERSION_AUTO is not set +# CONFIG_SYSVIPC is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_IKCONFIG is not set +CONFIG_LOG_BUF_SHIFT=17 +# CONFIG_CGROUPS is not set +# CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set +# CONFIG_BLK_DEV_INITRD is not set +# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +CONFIG_EMBEDDED=y +# CONFIG_UID16 is not set +# CONFIG_SYSCTL_SYSCALL is not set +# CONFIG_KALLSYMS is not set +# CONFIG_HOTPLUG is not set +# CONFIG_PRINTK is not set +# CONFIG_BUG is not set +# CONFIG_ELF_CORE is not set +# CONFIG_COMPAT_BRK is not set +# CONFIG_BASE_FULL is not set +# CONFIG_FUTEX is not set +# CONFIG_EPOLL is not set +# CONFIG_SIGNALFD is not set +# CONFIG_TIMERFD is not set +# CONFIG_EVENTFD is not set +CONFIG_SHMEM=y +# CONFIG_AIO is not set +# CONFIG_VM_EVENT_COUNTERS is not set +# CONFIG_SLAB is not set +CONFIG_SLUB=y +# CONFIG_SLOB is not set +# CONFIG_PROFILING is not set +# CONFIG_MARKERS is not set +CONFIG_HAVE_OPROFILE=y +CONFIG_HAVE_IOREMAP_PROT=y +CONFIG_HAVE_KPROBES=y +CONFIG_HAVE_KRETPROBES=y +CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_CLK=y +CONFIG_HAVE_GENERIC_DMA_COHERENT=y +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=1 +# CONFIG_MODULES is not set +# CONFIG_BLOCK is not set +CONFIG_CLASSIC_RCU=y +# CONFIG_FREEZER is not set + +# +# System type +# +CONFIG_CPU_SH3=y +# CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7201 is not set +# CONFIG_CPU_SUBTYPE_SH7203 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set +CONFIG_CPU_SUBTYPE_SH7705=y +# CONFIG_CPU_SUBTYPE_SH7706 is not set +# CONFIG_CPU_SUBTYPE_SH7707 is not set +# CONFIG_CPU_SUBTYPE_SH7708 is not set +# CONFIG_CPU_SUBTYPE_SH7709 is not set +# CONFIG_CPU_SUBTYPE_SH7710 is not set +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set +# CONFIG_CPU_SUBTYPE_SH7750 is not set +# CONFIG_CPU_SUBTYPE_SH7091 is not set +# CONFIG_CPU_SUBTYPE_SH7750R is not set +# CONFIG_CPU_SUBTYPE_SH7750S is not set +# CONFIG_CPU_SUBTYPE_SH7751 is not set +# CONFIG_CPU_SUBTYPE_SH7751R is not set +# CONFIG_CPU_SUBTYPE_SH7760 is not set +# CONFIG_CPU_SUBTYPE_SH4_202 is not set +# CONFIG_CPU_SUBTYPE_SH7723 is not set +# CONFIG_CPU_SUBTYPE_SH7763 is not set +# CONFIG_CPU_SUBTYPE_SH7770 is not set +# CONFIG_CPU_SUBTYPE_SH7780 is not set +# CONFIG_CPU_SUBTYPE_SH7785 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set +# CONFIG_CPU_SUBTYPE_SH7343 is not set +# CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set + +# +# Memory management options +# +CONFIG_QUICKLIST=y +CONFIG_MMU=y +CONFIG_PAGE_OFFSET=0x80000000 +CONFIG_MEMORY_START=0x08000000 +CONFIG_MEMORY_SIZE=0x04000000 +CONFIG_29BIT=y +CONFIG_VSYSCALL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y +CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set +# CONFIG_PAGE_SIZE_64KB is not set +CONFIG_ENTRY_OFFSET=0x00001000 +CONFIG_SELECT_MEMORY_MODEL=y +# CONFIG_FLATMEM_MANUAL is not set +# CONFIG_DISCONTIGMEM_MANUAL is not set +CONFIG_SPARSEMEM_MANUAL=y +CONFIG_SPARSEMEM=y +CONFIG_HAVE_MEMORY_PRESENT=y +CONFIG_SPARSEMEM_STATIC=y +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4 +CONFIG_MIGRATION=y +# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 +CONFIG_UNEVICTABLE_LRU=y + +# +# Cache configuration +# +CONFIG_SH7705_CACHE_32KB=y +# CONFIG_SH_DIRECT_MAPPED is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set + +# +# Processor features +# +CONFIG_CPU_LITTLE_ENDIAN=y +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_SH_ADC=y +CONFIG_CPU_HAS_INTEVT=y +CONFIG_CPU_HAS_SR_RB=y + +# +# Board support +# +# CONFIG_SH_SOLUTION_ENGINE is not set +CONFIG_SH_EDOSK7705=y + +# +# Timer and clock configuration +# +CONFIG_SH_TMU=y +CONFIG_SH_TIMER_IRQ=16 +CONFIG_SH_PCLK_FREQ=31250000 +# CONFIG_NO_HZ is not set +# CONFIG_HIGH_RES_TIMERS is not set +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y + +# +# CPU Frequency scaling +# +# CONFIG_CPU_FREQ is not set + +# +# DMA support +# +# CONFIG_SH_DMA is not set + +# +# Companion Chips +# + +# +# Additional SuperH Device Drivers +# +# CONFIG_HEARTBEAT is not set +# CONFIG_PUSH_SWITCH is not set + +# +# Kernel features +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set +CONFIG_GUSA=y +# CONFIG_GUSA_RB is not set + +# +# Boot options +# +CONFIG_ZERO_PAGE_OFFSET=0x00001000 +CONFIG_BOOT_LINK_OFFSET=0x00800000 +# CONFIG_CMDLINE_BOOL is not set + +# +# Bus options +# +# CONFIG_ARCH_SUPPORTS_MSI is not set + +# +# Executable file formats +# +CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set +# CONFIG_BINFMT_MISC is not set +# CONFIG_NET is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_STANDALONE=y +# CONFIG_PREVENT_FIRMWARE_BUILD is not set +# CONFIG_SYS_HYPERVISOR is not set +# CONFIG_MTD is not set +# CONFIG_PARPORT is not set +# CONFIG_MISC_DEVICES is not set +CONFIG_HAVE_IDE=y + +# +# SCSI device support +# +# CONFIG_SCSI_DMA is not set +# CONFIG_SCSI_NETLINK is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +# CONFIG_INPUT is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_VT is not set +# CONFIG_DEVKMEM is not set +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +# CONFIG_SERIAL_SH_SCI is not set +# CONFIG_UNIX98_PTYS is not set +# CONFIG_LEGACY_PTYS is not set +# CONFIG_IPMI_HANDLER is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_R3964 is not set +# CONFIG_I2C is not set +# CONFIG_SPI is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y + +# +# Sonics Silicon Backplane +# +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_CORE is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set + +# +# Multimedia devices +# + +# +# Multimedia core support +# +# CONFIG_VIDEO_DEV is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# +# CONFIG_DAB is not set + +# +# Graphics support +# +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +# CONFIG_FB is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_SOUND is not set +# CONFIG_USB_SUPPORT is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +# CONFIG_RTC_CLASS is not set +# CONFIG_DMADEVICES is not set +# CONFIG_UIO is not set +# CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y + +# +# File systems +# +# CONFIG_DNOTIFY is not set +# CONFIG_INOTIFY is not set +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_FUSE_FS is not set + +# +# Pseudo filesystems +# +# CONFIG_PROC_FS is not set +# CONFIG_SYSFS is not set +# CONFIG_TMPFS is not set +# CONFIG_HUGETLBFS is not set +# CONFIG_HUGETLB_PAGE is not set + +# +# Miscellaneous filesystems +# +# CONFIG_NLS is not set + +# +# Kernel hacking +# +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +# CONFIG_ENABLE_WARN_DEPRECATED is not set +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_HEADERS_CHECK is not set +# CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_LATENCYTOP is not set +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y + +# +# Tracers +# +# CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_SH_STANDARD_BIOS is not set +# CONFIG_EARLY_SCIF_CONSOLE is not set +# CONFIG_MORE_COMPILE_OPTIONS is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +# CONFIG_CRYPTO is not set + +# +# Library routines +# +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set +# CONFIG_CRC_ITU_T is not set +# CONFIG_CRC32 is not set +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/rsk7201_defconfig b/arch/sh/configs/rsk7201_defconfig new file mode 100644 index 000000000000..014c18cbf46a --- /dev/null +++ b/arch/sh/configs/rsk7201_defconfig @@ -0,0 +1,703 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.28-rc6 +# Mon Dec 8 14:48:02 2008 +# +CONFIG_SUPERH=y +CONFIG_SUPERH32=y +CONFIG_ARCH_DEFCONFIG="arch/sh/configs/shx3_defconfig" +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_BUG=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y +CONFIG_GENERIC_IRQ_PROBE=y +# CONFIG_GENERIC_GPIO is not set +# CONFIG_GENERIC_TIME is not set +# CONFIG_GENERIC_CLOCKEVENTS is not set +# CONFIG_ARCH_SUSPEND_POSSIBLE is not set +# CONFIG_ARCH_HIBERNATION_POSSIBLE is not set +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +CONFIG_HAVE_LATENCYTOP_SUPPORT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# General setup +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +# CONFIG_LOCALVERSION_AUTO is not set +CONFIG_SYSVIPC=y +CONFIG_SYSVIPC_SYSCTL=y +CONFIG_BSD_PROCESS_ACCT=y +# CONFIG_BSD_PROCESS_ACCT_V3 is not set +CONFIG_IKCONFIG=y +# CONFIG_IKCONFIG_PROC is not set +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +# CONFIG_GROUP_SCHED is not set +# CONFIG_SYSFS_DEPRECATED_V2 is not set +# CONFIG_RELAY is not set +CONFIG_NAMESPACES=y +CONFIG_UTS_NS=y +CONFIG_IPC_NS=y +CONFIG_USER_NS=y +CONFIG_PID_NS=y +CONFIG_BLK_DEV_INITRD=y +CONFIG_INITRAMFS_SOURCE="" +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SYSCTL=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +CONFIG_SYSCTL_SYSCALL=y +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_COMPAT_BRK=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_ANON_INODES=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y +# CONFIG_AIO is not set +CONFIG_VM_EVENT_COUNTERS=y +# CONFIG_SLAB is not set +# CONFIG_SLUB is not set +CONFIG_SLOB=y +CONFIG_PROFILING=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=y +CONFIG_HAVE_OPROFILE=y +# CONFIG_KPROBES is not set +CONFIG_HAVE_KPROBES=y +CONFIG_HAVE_KRETPROBES=y +CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_CLK=y +CONFIG_HAVE_GENERIC_DMA_COHERENT=y +CONFIG_RT_MUTEXES=y +CONFIG_TINY_SHMEM=y +CONFIG_BASE_SMALL=0 +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +# CONFIG_MODULE_UNLOAD is not set +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +CONFIG_KMOD=y +CONFIG_BLOCK=y +# CONFIG_LBD is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +# CONFIG_IOSCHED_AS is not set +# CONFIG_IOSCHED_DEADLINE is not set +# CONFIG_IOSCHED_CFQ is not set +# CONFIG_DEFAULT_AS is not set +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +CONFIG_DEFAULT_NOOP=y +CONFIG_DEFAULT_IOSCHED="noop" +CONFIG_CLASSIC_RCU=y +# CONFIG_FREEZER is not set + +# +# System type +# +CONFIG_CPU_SH2=y +CONFIG_CPU_SH2A=y +# CONFIG_CPU_SUBTYPE_SH7619 is not set +CONFIG_CPU_SUBTYPE_SH7201=y +# CONFIG_CPU_SUBTYPE_SH7203 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set +# CONFIG_CPU_SUBTYPE_SH7705 is not set +# CONFIG_CPU_SUBTYPE_SH7706 is not set +# CONFIG_CPU_SUBTYPE_SH7707 is not set +# CONFIG_CPU_SUBTYPE_SH7708 is not set +# CONFIG_CPU_SUBTYPE_SH7709 is not set +# CONFIG_CPU_SUBTYPE_SH7710 is not set +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set +# CONFIG_CPU_SUBTYPE_SH7750 is not set +# CONFIG_CPU_SUBTYPE_SH7091 is not set +# CONFIG_CPU_SUBTYPE_SH7750R is not set +# CONFIG_CPU_SUBTYPE_SH7750S is not set +# CONFIG_CPU_SUBTYPE_SH7751 is not set +# CONFIG_CPU_SUBTYPE_SH7751R is not set +# CONFIG_CPU_SUBTYPE_SH7760 is not set +# CONFIG_CPU_SUBTYPE_SH4_202 is not set +# CONFIG_CPU_SUBTYPE_SH7723 is not set +# CONFIG_CPU_SUBTYPE_SH7763 is not set +# CONFIG_CPU_SUBTYPE_SH7770 is not set +# CONFIG_CPU_SUBTYPE_SH7780 is not set +# CONFIG_CPU_SUBTYPE_SH7785 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set +# CONFIG_CPU_SUBTYPE_SH7343 is not set +# CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set + +# +# Memory management options +# +CONFIG_QUICKLIST=y +CONFIG_PAGE_OFFSET=0x00000000 +CONFIG_MEMORY_START=0x08000000 +CONFIG_MEMORY_SIZE=0x01000000 +CONFIG_29BIT=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set +# CONFIG_PAGE_SIZE_64KB is not set +CONFIG_ENTRY_OFFSET=0x00001000 +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +CONFIG_SPARSEMEM_STATIC=y +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4 +# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 + +# +# Cache configuration +# +# CONFIG_SH_DIRECT_MAPPED is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set + +# +# Processor features +# +# CONFIG_CPU_LITTLE_ENDIAN is not set +CONFIG_CPU_BIG_ENDIAN=y +CONFIG_SH_FPU=y +CONFIG_CPU_HAS_FPU=y + +# +# Board support +# +CONFIG_SH_RSK=y +CONFIG_SH_RSK7201=y +# CONFIG_SH_RSK7203 is not set + +# +# Timer and clock configuration +# +# CONFIG_SH_CMT is not set +CONFIG_SH_MTU2=y +CONFIG_SH_TIMER_IRQ=16 +CONFIG_SH_PCLK_FREQ=40000000 +CONFIG_SH_CLK_MD=0 + +# +# CPU Frequency scaling +# +# CONFIG_CPU_FREQ is not set + +# +# DMA support +# + +# +# Companion Chips +# + +# +# Additional SuperH Device Drivers +# +# CONFIG_HEARTBEAT is not set +# CONFIG_PUSH_SWITCH is not set + +# +# Kernel features +# +# CONFIG_HZ_100 is not set +# CONFIG_HZ_250 is not set +# CONFIG_HZ_300 is not set +CONFIG_HZ_1000=y +CONFIG_HZ=1000 +# CONFIG_SCHED_HRTICK is not set +# CONFIG_KEXEC is not set +# CONFIG_CRASH_DUMP is not set +# CONFIG_SECCOMP is not set +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set +CONFIG_GUSA=y + +# +# Boot options +# +CONFIG_ZERO_PAGE_OFFSET=0x00001000 +CONFIG_BOOT_LINK_OFFSET=0x00800000 +CONFIG_CMDLINE_BOOL=y +CONFIG_CMDLINE="console=ttySC0,115200 earlyprintk=serial ignore_loglevel" + +# +# Bus options +# +# CONFIG_ARCH_SUPPORTS_MSI is not set +# CONFIG_PCCARD is not set + +# +# Executable file formats +# +CONFIG_BINFMT_ELF_FDPIC=y +CONFIG_BINFMT_FLAT=y +CONFIG_BINFMT_ZFLAT=y +CONFIG_BINFMT_SHARED_FLAT=y +# CONFIG_HAVE_AOUT is not set +# CONFIG_BINFMT_MISC is not set + +# +# Power management options (EXPERIMENTAL) +# +CONFIG_PM=y +# CONFIG_PM_DEBUG is not set +CONFIG_CPU_IDLE=y +CONFIG_CPU_IDLE_GOV_LADDER=y +# CONFIG_NET is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_STANDALONE is not set +# CONFIG_PREVENT_FIRMWARE_BUILD is not set +# CONFIG_FW_LOADER is not set +# CONFIG_SYS_HYPERVISOR is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +CONFIG_MTD_CONCAT=y +CONFIG_MTD_PARTITIONS=y +CONFIG_MTD_REDBOOT_PARTS=y +CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1 +# CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set +# CONFIG_MTD_REDBOOT_PARTS_READONLY is not set +# CONFIG_MTD_CMDLINE_PARTS is not set +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CFI_AMDSTD=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0x0 +CONFIG_MTD_PHYSMAP_LEN=0x0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=4 +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +# CONFIG_BLK_DEV_RAM is not set +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_BLK_DEV_HD is not set +CONFIG_MISC_DEVICES=y +# CONFIG_EEPROM_93CX6 is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_C2PORT is not set +CONFIG_HAVE_IDE=y +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +# CONFIG_SCSI is not set +# CONFIG_SCSI_DMA is not set +# CONFIG_SCSI_NETLINK is not set +# CONFIG_ATA is not set +# CONFIG_MD is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +# CONFIG_INPUT_MOUSEDEV is not set +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_EVDEV is not set +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_VT is not set +CONFIG_DEVKMEM=y +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_SH_SCI=y +CONFIG_SERIAL_SH_SCI_NR_UARTS=8 +CONFIG_SERIAL_SH_SCI_CONSOLE=y +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_UNIX98_PTYS is not set +# CONFIG_LEGACY_PTYS is not set +# CONFIG_IPMI_HANDLER is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_R3964 is not set +# CONFIG_RAW_DRIVER is not set +# CONFIG_TCG_TPM is not set +# CONFIG_I2C is not set +# CONFIG_SPI is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +CONFIG_THERMAL=y +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y + +# +# Sonics Silicon Backplane +# +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_CORE is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set + +# +# Multimedia devices +# + +# +# Multimedia core support +# +# CONFIG_VIDEO_DEV is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# +CONFIG_DAB=y + +# +# Graphics support +# +# CONFIG_VGASTATE is not set +CONFIG_VIDEO_OUTPUT_CONTROL=y +# CONFIG_FB is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_SOUND is not set +# CONFIG_HID_SUPPORT is not set +# CONFIG_USB_SUPPORT is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# +CONFIG_RTC_DRV_SH=y +# CONFIG_DMADEVICES is not set +# CONFIG_UIO is not set +# CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y + +# +# File systems +# +CONFIG_EXT2_FS=y +# CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT3_FS is not set +# CONFIG_EXT4_FS is not set +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +# CONFIG_FS_POSIX_ACL is not set +# CONFIG_FILE_LOCKING is not set +# CONFIG_XFS_FS is not set +# CONFIG_DNOTIFY is not set +# CONFIG_INOTIFY is not set +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_FUSE_FS is not set + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +# CONFIG_MSDOS_FS is not set +# CONFIG_VFAT_FS is not set +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_SYSCTL=y +CONFIG_SYSFS=y +# CONFIG_TMPFS is not set +# CONFIG_HUGETLB_PAGE is not set +# CONFIG_CONFIGFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +CONFIG_JFFS2_FS=y +CONFIG_JFFS2_FS_DEBUG=0 +CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_FS_WBUF_VERIFY is not set +# CONFIG_JFFS2_SUMMARY is not set +# CONFIG_JFFS2_FS_XATTR is not set +# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set +CONFIG_JFFS2_ZLIB=y +# CONFIG_JFFS2_LZO is not set +CONFIG_JFFS2_RTIME=y +# CONFIG_JFFS2_RUBIN is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +CONFIG_ROMFS_FS=y +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y +# CONFIG_NLS is not set + +# +# Kernel hacking +# +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +# CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +CONFIG_MAGIC_SYSRQ=y +# CONFIG_UNUSED_SYMBOLS is not set +CONFIG_DEBUG_FS=y +# CONFIG_HEADERS_CHECK is not set +# CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_LATENCYTOP is not set +CONFIG_SYSCTL_SYSCALL_CHECK=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y + +# +# Tracers +# +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set +# CONFIG_SH_STANDARD_BIOS is not set +# CONFIG_EARLY_SCIF_CONSOLE is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +# CONFIG_CRYPTO is not set + +# +# Library routines +# +CONFIG_BITREVERSE=y +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set +# CONFIG_CRC_ITU_T is not set +CONFIG_CRC32=y +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_ZLIB_INFLATE=y +CONFIG_ZLIB_DEFLATE=y +CONFIG_PLIST=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/rsk7203_defconfig b/arch/sh/configs/rsk7203_defconfig index 85b0ac4fc667..dcdef31cf19b 100644 --- a/arch/sh/configs/rsk7203_defconfig +++ b/arch/sh/configs/rsk7203_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.27 -# Tue Oct 21 12:58:47 2008 +# Linux kernel version: 2.6.28-rc6 +# Mon Dec 8 14:35:03 2008 # CONFIG_SUPERH=y CONFIG_SUPERH32=y @@ -16,6 +16,8 @@ CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_GPIO=y # CONFIG_GENERIC_TIME is not set # CONFIG_GENERIC_CLOCKEVENTS is not set +# CONFIG_ARCH_SUSPEND_POSSIBLE is not set +# CONFIG_ARCH_HIBERNATION_POSSIBLE is not set CONFIG_STACKTRACE_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y @@ -75,7 +77,6 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y -CONFIG_PCI_QUIRKS=y # CONFIG_SLAB is not set # CONFIG_SLUB is not set CONFIG_SLOB=y @@ -126,6 +127,7 @@ CONFIG_CLASSIC_RCU=y CONFIG_CPU_SH2=y CONFIG_CPU_SH2A=y # CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7201 is not set CONFIG_CPU_SUBTYPE_SH7203=y # CONFIG_CPU_SUBTYPE_SH7206 is not set # CONFIG_CPU_SUBTYPE_SH7263 is not set @@ -211,6 +213,8 @@ CONFIG_CPU_HAS_FPU=y # # Board support # +CONFIG_SH_RSK=y +# CONFIG_SH_RSK7201 is not set CONFIG_SH_RSK7203=y # @@ -296,6 +300,14 @@ CONFIG_BINFMT_ZFLAT=y CONFIG_BINFMT_SHARED_FLAT=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set + +# +# Power management options (EXPERIMENTAL) +# +CONFIG_PM=y +# CONFIG_PM_DEBUG is not set +CONFIG_CPU_IDLE=y +CONFIG_CPU_IDLE_GOV_LADDER=y CONFIG_NET=y # @@ -477,6 +489,7 @@ CONFIG_BLK_DEV=y CONFIG_MISC_DEVICES=y # CONFIG_EEPROM_93CX6 is not set # CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_C2PORT is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -603,11 +616,11 @@ CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_HWMON is not set CONFIG_THERMAL=y # CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # @@ -617,7 +630,11 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_TMIO is not set -# CONFIG_MFD_WM8400 is not set +CONFIG_REGULATOR=y +# CONFIG_REGULATOR_DEBUG is not set +# CONFIG_REGULATOR_FIXED_VOLTAGE is not set +# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set +# CONFIG_REGULATOR_BQ24022 is not set # # Multimedia devices @@ -702,19 +719,22 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y CONFIG_USB_DEVICEFS=y CONFIG_USB_DEVICE_CLASS=y # CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_SUSPEND is not set # CONFIG_USB_OTG is not set # CONFIG_USB_OTG_WHITELIST is not set # CONFIG_USB_OTG_BLACKLIST_HUB is not set CONFIG_USB_MON=y +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set # # USB Host Controller Drivers # # CONFIG_USB_C67X00_HCD is not set # CONFIG_USB_ISP116X_HCD is not set -# CONFIG_USB_ISP1760_HCD is not set # CONFIG_USB_SL811_HCD is not set CONFIG_USB_R8A66597_HCD=y +# CONFIG_USB_HWA_HCD is not set # # USB Device Class drivers @@ -725,11 +745,11 @@ CONFIG_USB_R8A66597_HCD=y # CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # # CONFIG_USB_LIBUSUAL is not set @@ -770,7 +790,22 @@ CONFIG_USB_R8A66597_HCD=y # CONFIG_USB_GADGET is not set # CONFIG_MMC is not set # CONFIG_MEMSTICK is not set -# CONFIG_NEW_LEDS is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y + +# +# LED drivers +# +CONFIG_LEDS_GPIO=y + +# +# LED Triggers +# +CONFIG_LEDS_TRIGGERS=y +CONFIG_LEDS_TRIGGER_TIMER=y +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +CONFIG_LEDS_TRIGGER_BACKLIGHT=y +CONFIG_LEDS_TRIGGER_DEFAULT_ON=y # CONFIG_ACCESSIBILITY is not set CONFIG_RTC_LIB=y CONFIG_RTC_CLASS=y @@ -812,6 +847,7 @@ CONFIG_RTC_DRV_SH=y # CONFIG_DMADEVICES is not set # CONFIG_UIO is not set # CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y # # File systems @@ -950,9 +986,14 @@ CONFIG_FRAME_POINTER=y # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set CONFIG_SYSCTL_SYSCALL_CHECK=y -CONFIG_NOP_TRACER=y -CONFIG_HAVE_FTRACE=y -# CONFIG_FTRACE is not set +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y + +# +# Tracers +# +# CONFIG_FUNCTION_TRACER is not set # CONFIG_SCHED_TRACER is not set # CONFIG_CONTEXT_SWITCH_TRACER is not set # CONFIG_BOOT_TRACER is not set diff --git a/arch/sh/configs/rts7751r2dplus_qemu_defconfig b/arch/sh/configs/rts7751r2dplus_qemu_defconfig deleted file mode 100644 index ae8f63000fbf..000000000000 --- a/arch/sh/configs/rts7751r2dplus_qemu_defconfig +++ /dev/null @@ -1,949 +0,0 @@ -# -# Automatically generated make config: don't edit -# Linux kernel version: 2.6.27 -# Wed Oct 22 18:51:20 2008 -# -CONFIG_SUPERH=y -CONFIG_SUPERH32=y -CONFIG_ARCH_DEFCONFIG="arch/sh/configs/shx3_defconfig" -CONFIG_RWSEM_GENERIC_SPINLOCK=y -CONFIG_GENERIC_BUG=y -CONFIG_GENERIC_FIND_NEXT_BIT=y -CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y -CONFIG_GENERIC_IRQ_PROBE=y -# CONFIG_GENERIC_GPIO is not set -CONFIG_GENERIC_TIME=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_SYS_SUPPORTS_PCI=y -CONFIG_STACKTRACE_SUPPORT=y -CONFIG_LOCKDEP_SUPPORT=y -CONFIG_HAVE_LATENCYTOP_SUPPORT=y -# CONFIG_ARCH_HAS_ILOG2_U32 is not set -# CONFIG_ARCH_HAS_ILOG2_U64 is not set -CONFIG_ARCH_NO_VIRT_TO_BUS=y -CONFIG_IO_TRAPPED=y -CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" - -# -# General setup -# -CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y -CONFIG_INIT_ENV_ARG_LIMIT=32 -CONFIG_LOCALVERSION="" -CONFIG_LOCALVERSION_AUTO=y -CONFIG_SWAP=y -CONFIG_SYSVIPC=y -CONFIG_SYSVIPC_SYSCTL=y -# CONFIG_BSD_PROCESS_ACCT is not set -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y -CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_CGROUPS is not set -CONFIG_GROUP_SCHED=y -CONFIG_FAIR_GROUP_SCHED=y -# CONFIG_RT_GROUP_SCHED is not set -CONFIG_USER_SCHED=y -# CONFIG_CGROUP_SCHED is not set -CONFIG_SYSFS_DEPRECATED=y -CONFIG_SYSFS_DEPRECATED_V2=y -# CONFIG_RELAY is not set -# CONFIG_NAMESPACES is not set -CONFIG_BLK_DEV_INITRD=y -CONFIG_INITRAMFS_SOURCE="" -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_SYSCTL=y -CONFIG_EMBEDDED=y -CONFIG_UID16=y -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set -# CONFIG_KALLSYMS_EXTRA_PASS is not set -# CONFIG_HOTPLUG is not set -CONFIG_PRINTK=y -CONFIG_BUG=y -CONFIG_ELF_CORE=y -CONFIG_COMPAT_BRK=y -CONFIG_BASE_FULL=y -CONFIG_FUTEX=y -CONFIG_ANON_INODES=y -CONFIG_EPOLL=y -CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y -CONFIG_EVENTFD=y -CONFIG_SHMEM=y -CONFIG_AIO=y -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_PCI_QUIRKS=y -CONFIG_SLAB=y -# CONFIG_SLUB is not set -# CONFIG_SLOB is not set -CONFIG_PROFILING=y -# CONFIG_MARKERS is not set -CONFIG_OPROFILE=y -CONFIG_HAVE_OPROFILE=y -# CONFIG_KPROBES is not set -CONFIG_HAVE_IOREMAP_PROT=y -CONFIG_HAVE_KPROBES=y -CONFIG_HAVE_KRETPROBES=y -CONFIG_HAVE_ARCH_TRACEHOOK=y -CONFIG_HAVE_CLK=y -CONFIG_HAVE_GENERIC_DMA_COHERENT=y -CONFIG_SLABINFO=y -CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set -CONFIG_BASE_SMALL=0 -CONFIG_MODULES=y -# CONFIG_MODULE_FORCE_LOAD is not set -# CONFIG_MODULE_UNLOAD is not set -# CONFIG_MODVERSIONS is not set -# CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y -CONFIG_BLOCK=y -# CONFIG_LBD is not set -# CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set -# CONFIG_BLK_DEV_BSG is not set -# CONFIG_BLK_DEV_INTEGRITY is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_AS=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=y -CONFIG_DEFAULT_AS=y -# CONFIG_DEFAULT_DEADLINE is not set -# CONFIG_DEFAULT_CFQ is not set -# CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="anticipatory" -CONFIG_CLASSIC_RCU=y -# CONFIG_FREEZER is not set - -# -# System type -# -CONFIG_CPU_SH4=y -# CONFIG_CPU_SUBTYPE_SH7619 is not set -# CONFIG_CPU_SUBTYPE_SH7203 is not set -# CONFIG_CPU_SUBTYPE_SH7206 is not set -# CONFIG_CPU_SUBTYPE_SH7263 is not set -# CONFIG_CPU_SUBTYPE_MXG is not set -# CONFIG_CPU_SUBTYPE_SH7705 is not set -# CONFIG_CPU_SUBTYPE_SH7706 is not set -# CONFIG_CPU_SUBTYPE_SH7707 is not set -# CONFIG_CPU_SUBTYPE_SH7708 is not set -# CONFIG_CPU_SUBTYPE_SH7709 is not set -# CONFIG_CPU_SUBTYPE_SH7710 is not set -# CONFIG_CPU_SUBTYPE_SH7712 is not set -# CONFIG_CPU_SUBTYPE_SH7720 is not set -# CONFIG_CPU_SUBTYPE_SH7721 is not set -# CONFIG_CPU_SUBTYPE_SH7750 is not set -# CONFIG_CPU_SUBTYPE_SH7091 is not set -# CONFIG_CPU_SUBTYPE_SH7750R is not set -# CONFIG_CPU_SUBTYPE_SH7750S is not set -# CONFIG_CPU_SUBTYPE_SH7751 is not set -CONFIG_CPU_SUBTYPE_SH7751R=y -# CONFIG_CPU_SUBTYPE_SH7760 is not set -# CONFIG_CPU_SUBTYPE_SH4_202 is not set -# CONFIG_CPU_SUBTYPE_SH7723 is not set -# CONFIG_CPU_SUBTYPE_SH7763 is not set -# CONFIG_CPU_SUBTYPE_SH7770 is not set -# CONFIG_CPU_SUBTYPE_SH7780 is not set -# CONFIG_CPU_SUBTYPE_SH7785 is not set -# CONFIG_CPU_SUBTYPE_SHX3 is not set -# CONFIG_CPU_SUBTYPE_SH7343 is not set -# CONFIG_CPU_SUBTYPE_SH7722 is not set -# CONFIG_CPU_SUBTYPE_SH7366 is not set -# CONFIG_CPU_SUBTYPE_SH5_101 is not set -# CONFIG_CPU_SUBTYPE_SH5_103 is not set - -# -# Memory management options -# -CONFIG_QUICKLIST=y -CONFIG_MMU=y -CONFIG_PAGE_OFFSET=0x80000000 -CONFIG_MEMORY_START=0x0c000000 -CONFIG_MEMORY_SIZE=0x04000000 -CONFIG_29BIT=y -CONFIG_VSYSCALL=y -CONFIG_ARCH_FLATMEM_ENABLE=y -CONFIG_ARCH_SPARSEMEM_ENABLE=y -CONFIG_ARCH_SPARSEMEM_DEFAULT=y -CONFIG_MAX_ACTIVE_REGIONS=1 -CONFIG_ARCH_POPULATES_NODE_MAP=y -CONFIG_ARCH_SELECT_MEMORY_MODEL=y -CONFIG_PAGE_SIZE_4KB=y -# CONFIG_PAGE_SIZE_8KB is not set -# CONFIG_PAGE_SIZE_16KB is not set -# CONFIG_PAGE_SIZE_64KB is not set -CONFIG_ENTRY_OFFSET=0x00001000 -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -# CONFIG_DISCONTIGMEM_MANUAL is not set -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -CONFIG_SPARSEMEM_STATIC=y -CONFIG_PAGEFLAGS_EXTENDED=y -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set -# CONFIG_PHYS_ADDR_T_64BIT is not set -CONFIG_ZONE_DMA_FLAG=0 -CONFIG_NR_QUICK=2 -CONFIG_UNEVICTABLE_LRU=y - -# -# Cache configuration -# -# CONFIG_SH_DIRECT_MAPPED is not set -CONFIG_CACHE_WRITEBACK=y -# CONFIG_CACHE_WRITETHROUGH is not set -# CONFIG_CACHE_OFF is not set - -# -# Processor features -# -CONFIG_CPU_LITTLE_ENDIAN=y -# CONFIG_CPU_BIG_ENDIAN is not set -CONFIG_SH_FPU=y -# CONFIG_SH_STORE_QUEUES is not set -CONFIG_CPU_HAS_INTEVT=y -CONFIG_CPU_HAS_SR_RB=y -CONFIG_CPU_HAS_PTEA=y -CONFIG_CPU_HAS_FPU=y - -# -# Board support -# -# CONFIG_SH_7751_SYSTEMH is not set -# CONFIG_SH_SECUREEDGE5410 is not set -CONFIG_SH_RTS7751R2D=y -# CONFIG_SH_LANDISK is not set -# CONFIG_SH_TITAN is not set -# CONFIG_SH_LBOX_RE2 is not set - -# -# RTS7751R2D Board Revision -# -CONFIG_RTS7751R2D_PLUS=y -# CONFIG_RTS7751R2D_1 is not set - -# -# Timer and clock configuration -# -CONFIG_SH_TMU=y -CONFIG_SH_TIMER_IRQ=16 -CONFIG_SH_PCLK_FREQ=60000000 -# CONFIG_NO_HZ is not set -# CONFIG_HIGH_RES_TIMERS is not set -CONFIG_GENERIC_CLOCKEVENTS_BUILD=y - -# -# CPU Frequency scaling -# -# CONFIG_CPU_FREQ is not set - -# -# DMA support -# -# CONFIG_SH_DMA is not set - -# -# Companion Chips -# - -# -# Additional SuperH Device Drivers -# -CONFIG_HEARTBEAT=y -# CONFIG_PUSH_SWITCH is not set - -# -# Kernel features -# -# CONFIG_HZ_100 is not set -CONFIG_HZ_250=y -# CONFIG_HZ_300 is not set -# CONFIG_HZ_1000 is not set -CONFIG_HZ=250 -# CONFIG_SCHED_HRTICK is not set -# CONFIG_KEXEC is not set -# CONFIG_CRASH_DUMP is not set -CONFIG_SECCOMP=y -CONFIG_PREEMPT_NONE=y -# CONFIG_PREEMPT_VOLUNTARY is not set -# CONFIG_PREEMPT is not set -CONFIG_GUSA=y -# CONFIG_GUSA_RB is not set - -# -# Boot options -# -CONFIG_ZERO_PAGE_OFFSET=0x00010000 -CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set -CONFIG_CMDLINE_BOOL=y -CONFIG_CMDLINE="console=tty0 console=ttySC0,115200 root=/dev/sda1 earlyprintk=serial" - -# -# Bus options -# -# CONFIG_PCI is not set -# CONFIG_ARCH_SUPPORTS_MSI is not set - -# -# Executable file formats -# -CONFIG_BINFMT_ELF=y -# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set -# CONFIG_HAVE_AOUT is not set -# CONFIG_BINFMT_MISC is not set -# CONFIG_NET is not set - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -# CONFIG_DEBUG_DRIVER is not set -# CONFIG_DEBUG_DEVRES is not set -# CONFIG_SYS_HYPERVISOR is not set -# CONFIG_MTD is not set -# CONFIG_PARPORT is not set -CONFIG_BLK_DEV=y -# CONFIG_BLK_DEV_COW_COMMON is not set -# CONFIG_BLK_DEV_LOOP is not set -CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_RAM_COUNT=16 -CONFIG_BLK_DEV_RAM_SIZE=4096 -# CONFIG_BLK_DEV_XIP is not set -# CONFIG_CDROM_PKTCDVD is not set -# CONFIG_BLK_DEV_HD is not set -CONFIG_MISC_DEVICES=y -# CONFIG_EEPROM_93CX6 is not set -# CONFIG_ENCLOSURE_SERVICES is not set -CONFIG_HAVE_IDE=y -# CONFIG_IDE is not set - -# -# SCSI device support -# -# CONFIG_RAID_ATTRS is not set -CONFIG_SCSI=y -CONFIG_SCSI_DMA=y -# CONFIG_SCSI_TGT is not set -# CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y - -# -# SCSI support type (disk, tape, CD-ROM) -# -CONFIG_BLK_DEV_SD=y -# CONFIG_CHR_DEV_ST is not set -# CONFIG_CHR_DEV_OSST is not set -# CONFIG_BLK_DEV_SR is not set -# CONFIG_CHR_DEV_SG is not set -# CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# -# CONFIG_SCSI_MULTI_LUN is not set -# CONFIG_SCSI_CONSTANTS is not set -# CONFIG_SCSI_LOGGING is not set -# CONFIG_SCSI_SCAN_ASYNC is not set -CONFIG_SCSI_WAIT_SCAN=m - -# -# SCSI Transports -# -# CONFIG_SCSI_SPI_ATTRS is not set -# CONFIG_SCSI_FC_ATTRS is not set -# CONFIG_SCSI_SAS_LIBSAS is not set -# CONFIG_SCSI_SRP_ATTRS is not set -CONFIG_SCSI_LOWLEVEL=y -# CONFIG_SCSI_DEBUG is not set -# CONFIG_SCSI_DH is not set -CONFIG_ATA=y -# CONFIG_ATA_NONSTANDARD is not set -CONFIG_SATA_PMP=y -CONFIG_ATA_SFF=y -# CONFIG_SATA_MV is not set -# CONFIG_PATA_PLATFORM is not set -# CONFIG_MD is not set -# CONFIG_PHONE is not set - -# -# Input device support -# -CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set -# CONFIG_INPUT_POLLDEV is not set - -# -# Userland interfaces -# -# CONFIG_INPUT_MOUSEDEV is not set -# CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_EVDEV is not set -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TABLET is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -# CONFIG_INPUT_MISC is not set - -# -# Hardware I/O ports -# -# CONFIG_SERIO is not set -# CONFIG_GAMEPORT is not set - -# -# Character devices -# -CONFIG_VT=y -CONFIG_CONSOLE_TRANSLATIONS=y -CONFIG_VT_CONSOLE=y -CONFIG_HW_CONSOLE=y -CONFIG_VT_HW_CONSOLE_BINDING=y -CONFIG_DEVKMEM=y -# CONFIG_SERIAL_NONSTANDARD is not set - -# -# Serial drivers -# -CONFIG_SERIAL_8250=y -# CONFIG_SERIAL_8250_CONSOLE is not set -CONFIG_SERIAL_8250_NR_UARTS=4 -CONFIG_SERIAL_8250_RUNTIME_UARTS=4 -# CONFIG_SERIAL_8250_EXTENDED is not set - -# -# Non-8250 serial port support -# -CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_NR_UARTS=1 -CONFIG_SERIAL_SH_SCI_CONSOLE=y -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y -CONFIG_UNIX98_PTYS=y -CONFIG_LEGACY_PTYS=y -CONFIG_LEGACY_PTY_COUNT=256 -# CONFIG_IPMI_HANDLER is not set -CONFIG_HW_RANDOM=y -# CONFIG_R3964 is not set -# CONFIG_RAW_DRIVER is not set -# CONFIG_TCG_TPM is not set -# CONFIG_I2C is not set -CONFIG_SPI=y -# CONFIG_SPI_DEBUG is not set -CONFIG_SPI_MASTER=y - -# -# SPI Master Controller Drivers -# -CONFIG_SPI_BITBANG=y -# CONFIG_SPI_SH_SCI is not set - -# -# SPI Protocol Masters -# -# CONFIG_SPI_AT25 is not set -# CONFIG_SPI_SPIDEV is not set -# CONFIG_SPI_TLE62X0 is not set -# CONFIG_W1 is not set -# CONFIG_POWER_SUPPLY is not set -CONFIG_HWMON=y -# CONFIG_HWMON_VID is not set -# CONFIG_SENSORS_ADCXX is not set -# CONFIG_SENSORS_F71805F is not set -# CONFIG_SENSORS_F71882FG is not set -# CONFIG_SENSORS_IT87 is not set -# CONFIG_SENSORS_LM70 is not set -# CONFIG_SENSORS_MAX1111 is not set -# CONFIG_SENSORS_PC87360 is not set -# CONFIG_SENSORS_PC87427 is not set -# CONFIG_SENSORS_SMSC47M1 is not set -# CONFIG_SENSORS_SMSC47B397 is not set -# CONFIG_SENSORS_VT1211 is not set -# CONFIG_SENSORS_W83627HF is not set -# CONFIG_SENSORS_W83627EHF is not set -# CONFIG_HWMON_DEBUG_CHIP is not set -# CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set -# CONFIG_WATCHDOG is not set - -# -# Sonics Silicon Backplane -# -CONFIG_SSB_POSSIBLE=y -# CONFIG_SSB is not set - -# -# Multifunction device drivers -# -# CONFIG_MFD_CORE is not set -CONFIG_MFD_SM501=y -# CONFIG_HTC_PASIC3 is not set -# CONFIG_MFD_TMIO is not set -# CONFIG_MFD_WM8400 is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -CONFIG_DAB=y - -# -# Graphics support -# -# CONFIG_VGASTATE is not set -CONFIG_VIDEO_OUTPUT_CONTROL=m -CONFIG_FB=y -# CONFIG_FIRMWARE_EDID is not set -# CONFIG_FB_DDC is not set -# CONFIG_FB_BOOT_VESA_SUPPORT is not set -CONFIG_FB_CFB_FILLRECT=y -CONFIG_FB_CFB_COPYAREA=y -CONFIG_FB_CFB_IMAGEBLIT=y -# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set -# CONFIG_FB_SYS_FILLRECT is not set -# CONFIG_FB_SYS_COPYAREA is not set -# CONFIG_FB_SYS_IMAGEBLIT is not set -# CONFIG_FB_FOREIGN_ENDIAN is not set -# CONFIG_FB_SYS_FOPS is not set -# CONFIG_FB_SVGALIB is not set -# CONFIG_FB_MACMODES is not set -# CONFIG_FB_BACKLIGHT is not set -# CONFIG_FB_MODE_HELPERS is not set -# CONFIG_FB_TILEBLITTING is not set - -# -# Frame buffer hardware drivers -# -# CONFIG_FB_S1D13XXX is not set -CONFIG_FB_SH_MOBILE_LCDC=m -CONFIG_FB_SM501=y -# CONFIG_FB_VIRTUAL is not set -# CONFIG_FB_METRONOME is not set -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set - -# -# Display device support -# -# CONFIG_DISPLAY_SUPPORT is not set - -# -# Console display driver support -# -CONFIG_DUMMY_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE=y -# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set -# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set -# CONFIG_FONTS is not set -CONFIG_FONT_8x8=y -CONFIG_FONT_8x16=y -CONFIG_LOGO=y -# CONFIG_LOGO_LINUX_MONO is not set -# CONFIG_LOGO_LINUX_VGA16 is not set -# CONFIG_LOGO_LINUX_CLUT224 is not set -# CONFIG_LOGO_SUPERH_MONO is not set -# CONFIG_LOGO_SUPERH_VGA16 is not set -CONFIG_LOGO_SUPERH_CLUT224=y -CONFIG_SOUND=y -CONFIG_SOUND_OSS_CORE=y -CONFIG_SND=m -# CONFIG_SND_SEQUENCER is not set -# CONFIG_SND_MIXER_OSS is not set -# CONFIG_SND_PCM_OSS is not set -# CONFIG_SND_DYNAMIC_MINORS is not set -CONFIG_SND_SUPPORT_OLD_API=y -CONFIG_SND_VERBOSE_PROCFS=y -# CONFIG_SND_VERBOSE_PRINTK is not set -# CONFIG_SND_DEBUG is not set -CONFIG_SND_DRIVERS=y -# CONFIG_SND_DUMMY is not set -# CONFIG_SND_MTPAV is not set -# CONFIG_SND_SERIAL_U16550 is not set -# CONFIG_SND_MPU401 is not set -CONFIG_SND_SPI=y -CONFIG_SND_SUPERH=y -# CONFIG_SND_SOC is not set -CONFIG_SOUND_PRIME=m -CONFIG_HID_SUPPORT=y -CONFIG_HID=y -# CONFIG_HID_DEBUG is not set -# CONFIG_HIDRAW is not set -# CONFIG_HID_PID is not set - -# -# Special HID drivers -# -CONFIG_HID_COMPAT=y -# CONFIG_USB_SUPPORT is not set -# CONFIG_MMC is not set -# CONFIG_MEMSTICK is not set -# CONFIG_NEW_LEDS is not set -# CONFIG_ACCESSIBILITY is not set -CONFIG_RTC_LIB=y -CONFIG_RTC_CLASS=y -CONFIG_RTC_HCTOSYS=y -CONFIG_RTC_HCTOSYS_DEVICE="rtc0" -# CONFIG_RTC_DEBUG is not set - -# -# RTC interfaces -# -CONFIG_RTC_INTF_SYSFS=y -CONFIG_RTC_INTF_PROC=y -CONFIG_RTC_INTF_DEV=y -# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set -# CONFIG_RTC_DRV_TEST is not set - -# -# SPI RTC drivers -# -# CONFIG_RTC_DRV_M41T94 is not set -# CONFIG_RTC_DRV_DS1305 is not set -# CONFIG_RTC_DRV_MAX6902 is not set -CONFIG_RTC_DRV_R9701=y -# CONFIG_RTC_DRV_RS5C348 is not set -# CONFIG_RTC_DRV_DS3234 is not set - -# -# Platform RTC drivers -# -# CONFIG_RTC_DRV_DS1286 is not set -# CONFIG_RTC_DRV_DS1511 is not set -# CONFIG_RTC_DRV_DS1553 is not set -# CONFIG_RTC_DRV_DS1742 is not set -# CONFIG_RTC_DRV_STK17TA8 is not set -# CONFIG_RTC_DRV_M48T86 is not set -# CONFIG_RTC_DRV_M48T35 is not set -# CONFIG_RTC_DRV_M48T59 is not set -# CONFIG_RTC_DRV_BQ4802 is not set -# CONFIG_RTC_DRV_V3020 is not set - -# -# on-CPU RTC drivers -# -# CONFIG_RTC_DRV_SH is not set -# CONFIG_DMADEVICES is not set -# CONFIG_UIO is not set -# CONFIG_STAGING is not set - -# -# File systems -# -CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set -# CONFIG_EXT2_FS_XIP is not set -# CONFIG_EXT3_FS is not set -# CONFIG_EXT4_FS is not set -# CONFIG_REISERFS_FS is not set -# CONFIG_JFS_FS is not set -# CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y -# CONFIG_XFS_FS is not set -CONFIG_DNOTIFY=y -CONFIG_INOTIFY=y -CONFIG_INOTIFY_USER=y -# CONFIG_QUOTA is not set -# CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set -# CONFIG_FUSE_FS is not set - -# -# CD-ROM/DVD Filesystems -# -# CONFIG_ISO9660_FS is not set -# CONFIG_UDF_FS is not set - -# -# DOS/FAT/NT Filesystems -# -CONFIG_FAT_FS=y -CONFIG_MSDOS_FS=y -CONFIG_VFAT_FS=y -CONFIG_FAT_DEFAULT_CODEPAGE=437 -CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y -CONFIG_PROC_SYSCTL=y -CONFIG_PROC_PAGE_MONITOR=y -CONFIG_SYSFS=y -CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set -# CONFIG_HUGETLBFS is not set -# CONFIG_HUGETLB_PAGE is not set -# CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -CONFIG_MINIX_FS=y -# CONFIG_OMFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_ROMFS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set - -# -# Partition Types -# -# CONFIG_PARTITION_ADVANCED is not set -CONFIG_MSDOS_PARTITION=y -CONFIG_NLS=y -CONFIG_NLS_DEFAULT="iso8859-1" -# CONFIG_NLS_CODEPAGE_437 is not set -# CONFIG_NLS_CODEPAGE_737 is not set -# CONFIG_NLS_CODEPAGE_775 is not set -# CONFIG_NLS_CODEPAGE_850 is not set -# CONFIG_NLS_CODEPAGE_852 is not set -# CONFIG_NLS_CODEPAGE_855 is not set -# CONFIG_NLS_CODEPAGE_857 is not set -# CONFIG_NLS_CODEPAGE_860 is not set -# CONFIG_NLS_CODEPAGE_861 is not set -# CONFIG_NLS_CODEPAGE_862 is not set -# CONFIG_NLS_CODEPAGE_863 is not set -# CONFIG_NLS_CODEPAGE_864 is not set -# CONFIG_NLS_CODEPAGE_865 is not set -# CONFIG_NLS_CODEPAGE_866 is not set -# CONFIG_NLS_CODEPAGE_869 is not set -# CONFIG_NLS_CODEPAGE_936 is not set -# CONFIG_NLS_CODEPAGE_950 is not set -CONFIG_NLS_CODEPAGE_932=y -# CONFIG_NLS_CODEPAGE_949 is not set -# CONFIG_NLS_CODEPAGE_874 is not set -# CONFIG_NLS_ISO8859_8 is not set -# CONFIG_NLS_CODEPAGE_1250 is not set -# CONFIG_NLS_CODEPAGE_1251 is not set -# CONFIG_NLS_ASCII is not set -# CONFIG_NLS_ISO8859_1 is not set -# CONFIG_NLS_ISO8859_2 is not set -# CONFIG_NLS_ISO8859_3 is not set -# CONFIG_NLS_ISO8859_4 is not set -# CONFIG_NLS_ISO8859_5 is not set -# CONFIG_NLS_ISO8859_6 is not set -# CONFIG_NLS_ISO8859_7 is not set -# CONFIG_NLS_ISO8859_9 is not set -# CONFIG_NLS_ISO8859_13 is not set -# CONFIG_NLS_ISO8859_14 is not set -# CONFIG_NLS_ISO8859_15 is not set -# CONFIG_NLS_KOI8_R is not set -# CONFIG_NLS_KOI8_U is not set -# CONFIG_NLS_UTF8 is not set - -# -# Kernel hacking -# -CONFIG_TRACE_IRQFLAGS_SUPPORT=y -# CONFIG_PRINTK_TIME is not set -CONFIG_ENABLE_WARN_DEPRECATED=y -CONFIG_ENABLE_MUST_CHECK=y -CONFIG_FRAME_WARN=1024 -# CONFIG_MAGIC_SYSRQ is not set -# CONFIG_UNUSED_SYMBOLS is not set -CONFIG_DEBUG_FS=y -# CONFIG_HEADERS_CHECK is not set -CONFIG_DEBUG_KERNEL=y -# CONFIG_DEBUG_SHIRQ is not set -CONFIG_DETECT_SOFTLOCKUP=y -# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set -CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 -CONFIG_SCHED_DEBUG=y -# CONFIG_SCHEDSTATS is not set -# CONFIG_TIMER_STATS is not set -# CONFIG_DEBUG_OBJECTS is not set -# CONFIG_DEBUG_SLAB is not set -# CONFIG_DEBUG_RT_MUTEXES is not set -# CONFIG_RT_MUTEX_TESTER is not set -# CONFIG_DEBUG_SPINLOCK is not set -# CONFIG_DEBUG_MUTEXES is not set -# CONFIG_DEBUG_LOCK_ALLOC is not set -# CONFIG_PROVE_LOCKING is not set -# CONFIG_LOCK_STAT is not set -# CONFIG_DEBUG_SPINLOCK_SLEEP is not set -# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set -# CONFIG_DEBUG_KOBJECT is not set -# CONFIG_DEBUG_BUGVERBOSE is not set -CONFIG_DEBUG_INFO=y -# CONFIG_DEBUG_VM is not set -# CONFIG_DEBUG_WRITECOUNT is not set -# CONFIG_DEBUG_MEMORY_INIT is not set -# CONFIG_DEBUG_LIST is not set -# CONFIG_DEBUG_SG is not set -# CONFIG_FRAME_POINTER is not set -# CONFIG_RCU_TORTURE_TEST is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_BACKTRACE_SELF_TEST is not set -# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set -# CONFIG_FAULT_INJECTION is not set -# CONFIG_LATENCYTOP is not set -CONFIG_NOP_TRACER=y -CONFIG_HAVE_FTRACE=y -# CONFIG_FTRACE is not set -# CONFIG_IRQSOFF_TRACER is not set -# CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_BOOT_TRACER is not set -# CONFIG_STACK_TRACER is not set -# CONFIG_DYNAMIC_PRINTK_DEBUG is not set -# CONFIG_SAMPLES is not set -# CONFIG_SH_STANDARD_BIOS is not set -CONFIG_EARLY_SCIF_CONSOLE=y -CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe80000 -CONFIG_EARLY_PRINTK=y -# CONFIG_DEBUG_BOOTMEM is not set -# CONFIG_DEBUG_STACKOVERFLOW is not set -# CONFIG_DEBUG_STACK_USAGE is not set -# CONFIG_4KSTACKS is not set -# CONFIG_IRQSTACKS is not set -# CONFIG_SH_KGDB is not set - -# -# Security options -# -# CONFIG_KEYS is not set -# CONFIG_SECURITY is not set -# CONFIG_SECURITYFS is not set -# CONFIG_SECURITY_FILE_CAPABILITIES is not set -CONFIG_CRYPTO=y - -# -# Crypto core or helper -# -# CONFIG_CRYPTO_FIPS is not set -# CONFIG_CRYPTO_MANAGER is not set -# CONFIG_CRYPTO_GF128MUL is not set -# CONFIG_CRYPTO_NULL is not set -# CONFIG_CRYPTO_CRYPTD is not set -# CONFIG_CRYPTO_AUTHENC is not set -# CONFIG_CRYPTO_TEST is not set - -# -# Authenticated Encryption with Associated Data -# -# CONFIG_CRYPTO_CCM is not set -# CONFIG_CRYPTO_GCM is not set -# CONFIG_CRYPTO_SEQIV is not set - -# -# Block modes -# -# CONFIG_CRYPTO_CBC is not set -# CONFIG_CRYPTO_CTR is not set -# CONFIG_CRYPTO_CTS is not set -# CONFIG_CRYPTO_ECB is not set -# CONFIG_CRYPTO_LRW is not set -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_XTS is not set - -# -# Hash modes -# -# CONFIG_CRYPTO_HMAC is not set -# CONFIG_CRYPTO_XCBC is not set - -# -# Digest -# -# CONFIG_CRYPTO_CRC32C is not set -# CONFIG_CRYPTO_MD4 is not set -# CONFIG_CRYPTO_MD5 is not set -# CONFIG_CRYPTO_MICHAEL_MIC is not set -# CONFIG_CRYPTO_RMD128 is not set -# CONFIG_CRYPTO_RMD160 is not set -# CONFIG_CRYPTO_RMD256 is not set -# CONFIG_CRYPTO_RMD320 is not set -# CONFIG_CRYPTO_SHA1 is not set -# CONFIG_CRYPTO_SHA256 is not set -# CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_TGR192 is not set -# CONFIG_CRYPTO_WP512 is not set - -# -# Ciphers -# -# CONFIG_CRYPTO_AES is not set -# CONFIG_CRYPTO_ANUBIS is not set -# CONFIG_CRYPTO_ARC4 is not set -# CONFIG_CRYPTO_BLOWFISH is not set -# CONFIG_CRYPTO_CAMELLIA is not set -# CONFIG_CRYPTO_CAST5 is not set -# CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_DES is not set -# CONFIG_CRYPTO_FCRYPT is not set -# CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_SALSA20 is not set -# CONFIG_CRYPTO_SEED is not set -# CONFIG_CRYPTO_SERPENT is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_TWOFISH is not set - -# -# Compression -# -# CONFIG_CRYPTO_DEFLATE is not set -# CONFIG_CRYPTO_LZO is not set - -# -# Random Number Generation -# -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRYPTO_HW=y - -# -# Library routines -# -CONFIG_BITREVERSE=y -# CONFIG_CRC_CCITT is not set -# CONFIG_CRC16 is not set -CONFIG_CRC_T10DIF=y -# CONFIG_CRC_ITU_T is not set -CONFIG_CRC32=y -# CONFIG_CRC7 is not set -# CONFIG_LIBCRC32C is not set -CONFIG_PLIST=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/se7343_defconfig b/arch/sh/configs/se7343_defconfig index 075f42ed5b09..be246f381507 100644 --- a/arch/sh/configs/se7343_defconfig +++ b/arch/sh/configs/se7343_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.27 -# Wed Oct 22 19:00:21 2008 +# Linux kernel version: 2.6.28-rc6 +# Thu Dec 4 16:40:25 2008 # CONFIG_SUPERH=y CONFIG_SUPERH32=y @@ -74,7 +74,6 @@ CONFIG_EVENTFD=y # CONFIG_SHMEM is not set CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y -CONFIG_PCI_QUIRKS=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set @@ -127,6 +126,7 @@ CONFIG_CPU_SH4=y CONFIG_CPU_SH4A=y CONFIG_CPU_SH4AL_DSP=y # CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7201 is not set # CONFIG_CPU_SUBTYPE_SH7203 is not set # CONFIG_CPU_SUBTYPE_SH7206 is not set # CONFIG_CPU_SUBTYPE_SH7263 is not set @@ -227,7 +227,7 @@ CONFIG_SH_7343_SOLUTION_ENGINE=y # CONFIG_SH_TMU=y CONFIG_SH_TIMER_IRQ=16 -CONFIG_SH_PCLK_FREQ=27000000 +CONFIG_SH_PCLK_FREQ=33333333 # CONFIG_NO_HZ is not set # CONFIG_HIGH_RES_TIMERS is not set CONFIG_GENERIC_CLOCKEVENTS_BUILD=y @@ -274,7 +274,8 @@ CONFIG_GUSA=y # CONFIG_ZERO_PAGE_OFFSET=0x00001000 CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_CMDLINE_BOOL is not set +CONFIG_CMDLINE_BOOL=y +CONFIG_CMDLINE="console=ttySC0,115200" # # Bus options @@ -463,6 +464,7 @@ CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_COW_COMMON is not set # CONFIG_BLK_DEV_LOOP is not set # CONFIG_BLK_DEV_NBD is not set +# CONFIG_BLK_DEV_UB is not set # CONFIG_BLK_DEV_RAM is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set @@ -519,23 +521,10 @@ CONFIG_NETDEVICES=y # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set # CONFIG_VETH is not set -# CONFIG_PHYLIB is not set -CONFIG_NET_ETHERNET=y +# CONFIG_NET_ETHERNET is not set CONFIG_MII=y -# CONFIG_AX88796 is not set -# CONFIG_STNIC is not set -CONFIG_SMC91X=y -# CONFIG_SMC911X is not set -# CONFIG_IBM_NEW_EMAC_ZMII is not set -# CONFIG_IBM_NEW_EMAC_RGMII is not set -# CONFIG_IBM_NEW_EMAC_TAH is not set -# CONFIG_IBM_NEW_EMAC_EMAC4 is not set -# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set -# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set -# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set -# CONFIG_B44 is not set -CONFIG_NETDEV_1000=y -CONFIG_NETDEV_10000=y +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set # # Wireless LAN @@ -543,6 +532,26 @@ CONFIG_NETDEV_10000=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set # CONFIG_IWLWIFI_LEDS is not set + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +CONFIG_USB_USBNET=y +# CONFIG_USB_NET_AX8817X is not set +CONFIG_USB_NET_CDCETHER=y +CONFIG_USB_NET_DM9601=y +# CONFIG_USB_NET_SMSC95XX is not set +# CONFIG_USB_NET_GL620A is not set +# CONFIG_USB_NET_NET1080 is not set +# CONFIG_USB_NET_PLUSB is not set +# CONFIG_USB_NET_MCS7830 is not set +# CONFIG_USB_NET_RNDIS_HOST is not set +# CONFIG_USB_NET_CDC_SUBSET is not set +# CONFIG_USB_NET_ZAURUS is not set # CONFIG_WAN is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set @@ -597,13 +606,17 @@ CONFIG_DEVKMEM=y # # Serial drivers # -# CONFIG_SERIAL_8250 is not set +CONFIG_SERIAL_8250=y +# CONFIG_SERIAL_8250_CONSOLE is not set +CONFIG_SERIAL_8250_NR_UARTS=2 +CONFIG_SERIAL_8250_RUNTIME_UARTS=2 +# CONFIG_SERIAL_8250_EXTENDED is not set # # Non-8250 serial port support # CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_NR_UARTS=2 +CONFIG_SERIAL_SH_SCI_NR_UARTS=4 CONFIG_SERIAL_SH_SCI_CONSOLE=y CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y @@ -615,7 +628,51 @@ CONFIG_HW_RANDOM=y # CONFIG_R3964 is not set # CONFIG_RAW_DRIVER is not set # CONFIG_TCG_TPM is not set -# CONFIG_I2C is not set +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +# CONFIG_I2C_CHARDEV is not set +CONFIG_I2C_HELPER_AUTO=y + +# +# I2C Hardware Bus support +# + +# +# I2C system bus drivers (mostly embedded / system-on-chip) +# +# CONFIG_I2C_OCORES is not set +CONFIG_I2C_SH_MOBILE=y +# CONFIG_I2C_SIMTEC is not set + +# +# External I2C/SMBus adapter drivers +# +# CONFIG_I2C_PARPORT_LIGHT is not set +# CONFIG_I2C_TAOS_EVM is not set +# CONFIG_I2C_TINY_USB is not set + +# +# Other I2C/SMBus bus drivers +# +# CONFIG_I2C_PCA_PLATFORM is not set +# CONFIG_I2C_STUB is not set + +# +# Miscellaneous I2C Chip support +# +# CONFIG_DS1682 is not set +# CONFIG_AT24 is not set +# CONFIG_SENSORS_EEPROM is not set +# CONFIG_SENSORS_PCF8574 is not set +# CONFIG_PCF8575 is not set +# CONFIG_SENSORS_PCA9539 is not set +# CONFIG_SENSORS_PCF8591 is not set +# CONFIG_SENSORS_MAX6875 is not set +# CONFIG_SENSORS_TSL2550 is not set +# CONFIG_I2C_DEBUG_CORE is not set +# CONFIG_I2C_DEBUG_ALGO is not set +# CONFIG_I2C_DEBUG_BUS is not set +# CONFIG_I2C_DEBUG_CHIP is not set # CONFIG_SPI is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set @@ -623,11 +680,11 @@ CONFIG_HW_RANDOM=y # CONFIG_THERMAL is not set # CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # @@ -637,7 +694,10 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_TMIO is not set +# CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM8350_I2C is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -657,6 +717,16 @@ CONFIG_VIDEO_MEDIA=y # Multimedia drivers # # CONFIG_MEDIA_ATTACH is not set +CONFIG_MEDIA_TUNER=y +# CONFIG_MEDIA_TUNER_CUSTOMIZE is not set +CONFIG_MEDIA_TUNER_SIMPLE=y +CONFIG_MEDIA_TUNER_TDA8290=y +CONFIG_MEDIA_TUNER_TDA9887=y +CONFIG_MEDIA_TUNER_TEA5761=y +CONFIG_MEDIA_TUNER_TEA5767=y +CONFIG_MEDIA_TUNER_MT20XX=y +CONFIG_MEDIA_TUNER_XC2028=y +CONFIG_MEDIA_TUNER_XC5000=y CONFIG_VIDEO_V4L2=y CONFIG_VIDEO_V4L1=y CONFIG_VIDEO_CAPTURE_DRIVERS=y @@ -665,8 +735,57 @@ CONFIG_VIDEO_CAPTURE_DRIVERS=y CONFIG_VIDEO_HELPER_CHIPS_AUTO=y # CONFIG_VIDEO_VIVI is not set # CONFIG_VIDEO_CPIA is not set +# CONFIG_VIDEO_CPIA2 is not set +# CONFIG_VIDEO_SAA5246A is not set +# CONFIG_VIDEO_SAA5249 is not set # CONFIG_SOC_CAMERA is not set +CONFIG_V4L_USB_DRIVERS=y +# CONFIG_USB_VIDEO_CLASS is not set +CONFIG_USB_GSPCA=m +# CONFIG_USB_M5602 is not set +# CONFIG_USB_GSPCA_CONEX is not set +# CONFIG_USB_GSPCA_ETOMS is not set +# CONFIG_USB_GSPCA_FINEPIX is not set +# CONFIG_USB_GSPCA_MARS is not set +# CONFIG_USB_GSPCA_OV519 is not set +# CONFIG_USB_GSPCA_PAC207 is not set +# CONFIG_USB_GSPCA_PAC7311 is not set +# CONFIG_USB_GSPCA_SONIXB is not set +# CONFIG_USB_GSPCA_SONIXJ is not set +# CONFIG_USB_GSPCA_SPCA500 is not set +# CONFIG_USB_GSPCA_SPCA501 is not set +# CONFIG_USB_GSPCA_SPCA505 is not set +# CONFIG_USB_GSPCA_SPCA506 is not set +# CONFIG_USB_GSPCA_SPCA508 is not set +# CONFIG_USB_GSPCA_SPCA561 is not set +# CONFIG_USB_GSPCA_STK014 is not set +# CONFIG_USB_GSPCA_SUNPLUS is not set +# CONFIG_USB_GSPCA_T613 is not set +# CONFIG_USB_GSPCA_TV8532 is not set +# CONFIG_USB_GSPCA_VC032X is not set +# CONFIG_USB_GSPCA_ZC3XX is not set +# CONFIG_VIDEO_PVRUSB2 is not set +# CONFIG_VIDEO_EM28XX is not set +# CONFIG_VIDEO_USBVISION is not set +# CONFIG_USB_VICAM is not set +# CONFIG_USB_IBMCAM is not set +# CONFIG_USB_KONICAWC is not set +# CONFIG_USB_QUICKCAM_MESSENGER is not set +# CONFIG_USB_ET61X251 is not set +# CONFIG_VIDEO_OVCAMCHIP is not set +# CONFIG_USB_OV511 is not set +# CONFIG_USB_SE401 is not set +# CONFIG_USB_SN9C102 is not set +# CONFIG_USB_STV680 is not set +# CONFIG_USB_ZC0301 is not set +# CONFIG_USB_PWC is not set +# CONFIG_USB_ZR364XX is not set +# CONFIG_USB_STKWEBCAM is not set +# CONFIG_USB_S2255 is not set CONFIG_RADIO_ADAPTERS=y +# CONFIG_USB_DSBR is not set +# CONFIG_USB_SI470X is not set +# CONFIG_USB_MR800 is not set # CONFIG_DAB is not set # @@ -700,6 +819,7 @@ CONFIG_FB_CFB_IMAGEBLIT=m CONFIG_FB_SH_MOBILE_LCDC=m # CONFIG_FB_VIRTUAL is not set # CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set # CONFIG_BACKLIGHT_LCD_SUPPORT is not set # @@ -737,27 +857,147 @@ CONFIG_SND_DRIVERS=y # CONFIG_SND_SERIAL_U16550 is not set # CONFIG_SND_MPU401 is not set CONFIG_SND_SUPERH=y +CONFIG_SND_USB=y +# CONFIG_SND_USB_AUDIO is not set +# CONFIG_SND_USB_CAIAQ is not set # CONFIG_SND_SOC is not set # CONFIG_SOUND_PRIME is not set CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set # CONFIG_HIDRAW is not set + +# +# USB Input Devices +# +CONFIG_USB_HID=y # CONFIG_HID_PID is not set +# CONFIG_USB_HIDDEV is not set # # Special HID drivers # CONFIG_HID_COMPAT=y -# CONFIG_USB_SUPPORT is not set +CONFIG_HID_A4TECH=y +CONFIG_HID_APPLE=y +CONFIG_HID_BELKIN=y +CONFIG_HID_BRIGHT=y +CONFIG_HID_CHERRY=y +CONFIG_HID_CHICONY=y +CONFIG_HID_CYPRESS=y +CONFIG_HID_DELL=y +CONFIG_HID_EZKEY=y +CONFIG_HID_GYRATION=y +CONFIG_HID_LOGITECH=y +# CONFIG_LOGITECH_FF is not set +# CONFIG_LOGIRUMBLEPAD2_FF is not set +CONFIG_HID_MICROSOFT=y +CONFIG_HID_MONTEREY=y +CONFIG_HID_PANTHERLORD=y +# CONFIG_PANTHERLORD_FF is not set +CONFIG_HID_PETALYNX=y +CONFIG_HID_SAMSUNG=y +CONFIG_HID_SONY=y +CONFIG_HID_SUNPLUS=y +# CONFIG_THRUSTMASTER_FF is not set +# CONFIG_ZEROPLUS_FF is not set +CONFIG_USB_SUPPORT=y +CONFIG_USB_ARCH_HAS_HCD=y +# CONFIG_USB_ARCH_HAS_OHCI is not set +# CONFIG_USB_ARCH_HAS_EHCI is not set +CONFIG_USB=y +CONFIG_USB_DEBUG=y +CONFIG_USB_ANNOUNCE_NEW_DEVICES=y + +# +# Miscellaneous USB options +# +CONFIG_USB_DEVICEFS=y +CONFIG_USB_DEVICE_CLASS=y +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set +# CONFIG_USB_MON is not set +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set + +# +# USB Host Controller Drivers +# +# CONFIG_USB_C67X00_HCD is not set +CONFIG_USB_ISP116X_HCD=y +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_HWA_HCD is not set + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set +# CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set + +# +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; +# + +# +# see USB_STORAGE Help for more information +# +# CONFIG_USB_STORAGE is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set + +# +# USB port drivers +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_SEVSEG is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGET is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +# CONFIG_USB_TEST is not set +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set +# CONFIG_USB_GADGET is not set # CONFIG_MMC is not set # CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set # CONFIG_ACCESSIBILITY is not set # CONFIG_RTC_CLASS is not set # CONFIG_DMADEVICES is not set -# CONFIG_UIO is not set +CONFIG_UIO=y +# CONFIG_UIO_PDRV is not set +# CONFIG_UIO_PDRV_GENIRQ is not set +# CONFIG_UIO_SMX is not set +# CONFIG_UIO_SERCOS3 is not set # CONFIG_STAGING is not set +CONFIG_STAGING_EXCLUDE_BUILD=y # # File systems @@ -889,8 +1129,13 @@ CONFIG_FRAME_WARN=1024 # CONFIG_DEBUG_MEMORY_INIT is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_LATENCYTOP is not set -CONFIG_NOP_TRACER=y -CONFIG_HAVE_FTRACE=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y + +# +# Tracers +# # CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set # CONFIG_SH_STANDARD_BIOS is not set diff --git a/arch/sh/drivers/dma/Makefile b/arch/sh/drivers/dma/Makefile index 1ac812d24488..ab956adacb47 100644 --- a/arch/sh/drivers/dma/Makefile +++ b/arch/sh/drivers/dma/Makefile @@ -3,7 +3,6 @@ # obj-$(CONFIG_SH_DMA_API) += dma-api.o dma-sysfs.o -obj-$(CONFIG_ISA_DMA_API) += dma-isa.o obj-$(CONFIG_SH_DMA) += dma-sh.o obj-$(CONFIG_SH_DREAMCAST) += dma-pvr2.o dma-g2.o obj-$(CONFIG_SH_DMABRG) += dmabrg.o diff --git a/arch/sh/drivers/dma/dma-isa.c b/arch/sh/drivers/dma/dma-isa.c deleted file mode 100644 index 5fb044b791c3..000000000000 --- a/arch/sh/drivers/dma/dma-isa.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * arch/sh/drivers/dma/dma-isa.c - * - * Generic ISA DMA wrapper for SH DMA API - * - * Copyright (C) 2003, 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <asm/dma.h> - -/* - * This implements a small wrapper set to make code using the old ISA DMA API - * work with the SH DMA API. Since most of the work in the new API happens - * at ops->xfer() time, we simply use the various set_dma_xxx() routines to - * fill in per-channel info, and then hand hand this off to ops->xfer() at - * enable_dma() time. - * - * For channels that are doing on-demand data transfer via cascading, the - * channel itself will still need to be configured through the new API. As - * such, this code is meant for only the simplest of tasks (and shouldn't be - * used in any new drivers at all). - * - * NOTE: ops->xfer() is the preferred way of doing things. However, there - * are some users of the ISA DMA API that exist in common code that we - * don't necessarily want to go out of our way to break, so we still - * allow for some compatibility at that level. Any new code is strongly - * advised to run far away from the ISA DMA API and use the SH DMA API - * directly. - */ -unsigned long claim_dma_lock(void) -{ - unsigned long flags; - - spin_lock_irqsave(&dma_spin_lock, flags); - - return flags; -} -EXPORT_SYMBOL(claim_dma_lock); - -void release_dma_lock(unsigned long flags) -{ - spin_unlock_irqrestore(&dma_spin_lock, flags); -} -EXPORT_SYMBOL(release_dma_lock); - -void disable_dma(unsigned int chan) -{ - /* Nothing */ -} -EXPORT_SYMBOL(disable_dma); - -void enable_dma(unsigned int chan) -{ - struct dma_info *info = get_dma_info(chan); - struct dma_channel *channel = &info->channels[chan]; - - info->ops->xfer(channel); -} -EXPORT_SYMBOL(enable_dma); - -void clear_dma_ff(unsigned int chan) -{ - /* Nothing */ -} -EXPORT_SYMBOL(clear_dma_ff); - -void set_dma_mode(unsigned int chan, char mode) -{ - struct dma_info *info = get_dma_info(chan); - struct dma_channel *channel = &info->channels[chan]; - - channel->mode = mode; -} -EXPORT_SYMBOL(set_dma_mode); - -void set_dma_addr(unsigned int chan, unsigned int addr) -{ - struct dma_info *info = get_dma_info(chan); - struct dma_channel *channel = &info->channels[chan]; - - /* - * Single address mode is the only thing supported through - * this interface. - */ - if ((channel->mode & DMA_MODE_MASK) == DMA_MODE_READ) { - channel->sar = addr; - } else { - channel->dar = addr; - } -} -EXPORT_SYMBOL(set_dma_addr); - -void set_dma_count(unsigned int chan, unsigned int count) -{ - struct dma_info *info = get_dma_info(chan); - struct dma_channel *channel = &info->channels[chan]; - - channel->count = count; -} -EXPORT_SYMBOL(set_dma_count); - diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c index b2ffe649c7c0..50887a592dd0 100644 --- a/arch/sh/drivers/dma/dma-sh.c +++ b/arch/sh/drivers/dma/dma-sh.c @@ -205,7 +205,8 @@ static int sh_dmac_get_dma_residue(struct dma_channel *chan) #if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ defined(CONFIG_CPU_SUBTYPE_SH7721) || \ - defined(CONFIG_CPU_SUBTYPE_SH7780) + defined(CONFIG_CPU_SUBTYPE_SH7780) || \ + defined(CONFIG_CPU_SUBTYPE_SH7709) #define dmaor_read_reg() ctrl_inw(DMAOR) #define dmaor_write_reg(data) ctrl_outw(data, DMAOR) #else diff --git a/arch/sh/drivers/dma/dma-sh.h b/arch/sh/drivers/dma/dma-sh.h index b05af34fc15d..05fecd5428e4 100644 --- a/arch/sh/drivers/dma/dma-sh.h +++ b/arch/sh/drivers/dma/dma-sh.h @@ -29,6 +29,7 @@ #define RS_IN 0x00000200 #define RS_OUT 0x00000300 #define TS_BLK 0x00000040 +#define TM_BUR 0x00000020 #define CHCR_DE 0x00000001 #define CHCR_TE 0x00000002 #define CHCR_IE 0x00000004 diff --git a/arch/sh/drivers/pci/ops-sh03.c b/arch/sh/drivers/pci/ops-sh03.c index ebb58e605d9d..e1703ff5a4d2 100644 --- a/arch/sh/drivers/pci/ops-sh03.c +++ b/arch/sh/drivers/pci/ops-sh03.c @@ -18,7 +18,8 @@ */ int __init pcibios_init_platform(void) { - return 1; + __set_io_port_base(SH7751_PCI_IO_BASE); + return 1; } static struct resource sh7751_io_resource = { diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c index b2a2bfa3c1bd..078dc44d6b08 100644 --- a/arch/sh/drivers/pci/pci-sh7780.c +++ b/arch/sh/drivers/pci/pci-sh7780.c @@ -123,16 +123,14 @@ int __init sh7780_pcic_init(struct sh4_pci_address_map *map) * Window0 = map->window0.size @ non-cached area base = SDRAM * Window1 = map->window1.size @ cached area base = SDRAM */ - word = ((map->window0.size - 1) & 0x1ff00001) | 0x01; - pci_write_reg(0x07f00001, SH4_PCILSR0); - word = ((map->window1.size - 1) & 0x1ff00001) | 0x01; + word = (CONFIG_MEMORY_SIZE - 0x00100000) | 0x00000001; + pci_write_reg(word, SH4_PCILSR0); pci_write_reg(0x00000001, SH4_PCILSR1); /* Set the values on window 0 PCI config registers */ - word = P2SEGADDR(map->window0.base); - pci_write_reg(0xa8000000, SH4_PCILAR0); - pci_write_reg(0x08000000, SH7780_PCIMBAR0); + word = (CONFIG_MEMORY_SIZE > 0x08000000) ? 0x10000000 : 0x08000000; + pci_write_reg(word | 0xa0000000, SH4_PCILAR0); + pci_write_reg(word, SH7780_PCIMBAR0); /* Set the values on window 1 PCI config registers */ - word = P2SEGADDR(map->window1.base); pci_write_reg(0x00000000, SH4_PCILAR1); pci_write_reg(0x00000000, SH7780_PCIMBAR1); diff --git a/arch/sh/include/asm/addrspace.h b/arch/sh/include/asm/addrspace.h index 2702d81bfc0d..36736c7e93db 100644 --- a/arch/sh/include/asm/addrspace.h +++ b/arch/sh/include/asm/addrspace.h @@ -49,5 +49,16 @@ /* Check if an address can be reached in 29 bits */ #define IS_29BIT(a) (((unsigned long)(a)) < 0x20000000) +#ifdef CONFIG_SH_STORE_QUEUES +/* + * This is a special case for the SH-4 store queues, as pages for this + * space still need to be faulted in before it's possible to flush the + * store queue cache for writeout to the remapped region. + */ +#define P3_ADDR_MAX (P4SEG_STORE_QUE + 0x04000000) +#else +#define P3_ADDR_MAX P4SEG +#endif + #endif /* __KERNEL__ */ #endif /* __ASM_SH_ADDRSPACE_H */ diff --git a/arch/sh/include/asm/bitops-grb.h b/arch/sh/include/asm/bitops-grb.h index a5907b94395b..e73af33acbf4 100644 --- a/arch/sh/include/asm/bitops-grb.h +++ b/arch/sh/include/asm/bitops-grb.h @@ -166,4 +166,7 @@ static inline int test_and_change_bit(int nr, volatile void * addr) return retval; } + +#include <asm-generic/bitops/non-atomic.h> + #endif /* __ASM_SH_BITOPS_GRB_H */ diff --git a/arch/sh/include/asm/bitops-irq.h b/arch/sh/include/asm/bitops-irq.h deleted file mode 100644 index 653a12750584..000000000000 --- a/arch/sh/include/asm/bitops-irq.h +++ /dev/null @@ -1,91 +0,0 @@ -#ifndef __ASM_SH_BITOPS_IRQ_H -#define __ASM_SH_BITOPS_IRQ_H - -static inline void set_bit(int nr, volatile void *addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a |= mask; - local_irq_restore(flags); -} - -static inline void clear_bit(int nr, volatile void *addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a &= ~mask; - local_irq_restore(flags); -} - -static inline void change_bit(int nr, volatile void *addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a ^= mask; - local_irq_restore(flags); -} - -static inline int test_and_set_bit(int nr, volatile void *addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a |= mask; - local_irq_restore(flags); - - return retval; -} - -static inline int test_and_clear_bit(int nr, volatile void *addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a &= ~mask; - local_irq_restore(flags); - - return retval; -} - -static inline int test_and_change_bit(int nr, volatile void *addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a ^= mask; - local_irq_restore(flags); - - return retval; -} - -#endif /* __ASM_SH_BITOPS_IRQ_H */ diff --git a/arch/sh/include/asm/bitops-llsc.h b/arch/sh/include/asm/bitops-llsc.h index 43b8e1a8239e..1d2fc0b010ad 100644 --- a/arch/sh/include/asm/bitops-llsc.h +++ b/arch/sh/include/asm/bitops-llsc.h @@ -141,4 +141,6 @@ static inline int test_and_change_bit(int nr, volatile void * addr) return retval != 0; } +#include <asm-generic/bitops/non-atomic.h> + #endif /* __ASM_SH_BITOPS_LLSC_H */ diff --git a/arch/sh/include/asm/bitops-op32.h b/arch/sh/include/asm/bitops-op32.h new file mode 100644 index 000000000000..f0ae7e9218e0 --- /dev/null +++ b/arch/sh/include/asm/bitops-op32.h @@ -0,0 +1,142 @@ +#ifndef __ASM_SH_BITOPS_OP32_H +#define __ASM_SH_BITOPS_OP32_H + +/* + * The bit modifying instructions on SH-2A are only capable of working + * with a 3-bit immediate, which signifies the shift position for the bit + * being worked on. + */ +#if defined(__BIG_ENDIAN) +#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) +#define BYTE_NUMBER(nr) ((nr ^ BITOP_LE_SWIZZLE) / BITS_PER_BYTE) +#define BYTE_OFFSET(nr) ((nr ^ BITOP_LE_SWIZZLE) % BITS_PER_BYTE) +#else +#define BYTE_NUMBER(nr) ((nr) / BITS_PER_BYTE) +#define BYTE_OFFSET(nr) ((nr) % BITS_PER_BYTE) +#endif + +#define IS_IMMEDIATE(nr) (__builtin_constant_p(nr)) + +static inline void __set_bit(int nr, volatile unsigned long *addr) +{ + if (IS_IMMEDIATE(nr)) { + __asm__ __volatile__ ( + "bset.b %1, @(%O2,%0) ! __set_bit\n\t" + : "+r" (addr) + : "i" (BYTE_OFFSET(nr)), "i" (BYTE_NUMBER(nr)) + : "t", "memory" + ); + } else { + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); + + *p |= mask; + } +} + +static inline void __clear_bit(int nr, volatile unsigned long *addr) +{ + if (IS_IMMEDIATE(nr)) { + __asm__ __volatile__ ( + "bclr.b %1, @(%O2,%0) ! __clear_bit\n\t" + : "+r" (addr) + : "i" (BYTE_OFFSET(nr)), + "i" (BYTE_NUMBER(nr)) + : "t", "memory" + ); + } else { + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); + + *p &= ~mask; + } +} + +/** + * __change_bit - Toggle a bit in memory + * @nr: the bit to change + * @addr: the address to start counting from + * + * Unlike change_bit(), this function is non-atomic and may be reordered. + * If it's called on the same region of memory simultaneously, the effect + * may be that only one operation succeeds. + */ +static inline void __change_bit(int nr, volatile unsigned long *addr) +{ + if (IS_IMMEDIATE(nr)) { + __asm__ __volatile__ ( + "bxor.b %1, @(%O2,%0) ! __change_bit\n\t" + : "+r" (addr) + : "i" (BYTE_OFFSET(nr)), + "i" (BYTE_NUMBER(nr)) + : "t", "memory" + ); + } else { + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); + + *p ^= mask; + } +} + +/** + * __test_and_set_bit - Set a bit and return its old value + * @nr: Bit to set + * @addr: Address to count from + * + * This operation is non-atomic and can be reordered. + * If two examples of this operation race, one can appear to succeed + * but actually fail. You must protect multiple accesses with a lock. + */ +static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) +{ + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); + unsigned long old = *p; + + *p = old | mask; + return (old & mask) != 0; +} + +/** + * __test_and_clear_bit - Clear a bit and return its old value + * @nr: Bit to clear + * @addr: Address to count from + * + * This operation is non-atomic and can be reordered. + * If two examples of this operation race, one can appear to succeed + * but actually fail. You must protect multiple accesses with a lock. + */ +static inline int __test_and_clear_bit(int nr, volatile unsigned long *addr) +{ + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); + unsigned long old = *p; + + *p = old & ~mask; + return (old & mask) != 0; +} + +/* WARNING: non atomic and it can be reordered! */ +static inline int __test_and_change_bit(int nr, + volatile unsigned long *addr) +{ + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); + unsigned long old = *p; + + *p = old ^ mask; + return (old & mask) != 0; +} + +/** + * test_bit - Determine whether a bit is set + * @nr: bit number to test + * @addr: Address to start counting from + */ +static inline int test_bit(int nr, const volatile unsigned long *addr) +{ + return 1UL & (addr[BIT_WORD(nr)] >> (nr & (BITS_PER_LONG-1))); +} + +#endif /* __ASM_SH_BITOPS_OP32_H */ diff --git a/arch/sh/include/asm/bitops.h b/arch/sh/include/asm/bitops.h index 367930d8e5ae..ebe595b7ab1f 100644 --- a/arch/sh/include/asm/bitops.h +++ b/arch/sh/include/asm/bitops.h @@ -13,21 +13,22 @@ #ifdef CONFIG_GUSA_RB #include <asm/bitops-grb.h> +#elif defined(CONFIG_CPU_SH2A) +#include <asm-generic/bitops/atomic.h> +#include <asm/bitops-op32.h> #elif defined(CONFIG_CPU_SH4A) #include <asm/bitops-llsc.h> #else -#include <asm/bitops-irq.h> +#include <asm-generic/bitops/atomic.h> +#include <asm-generic/bitops/non-atomic.h> #endif - /* * clear_bit() doesn't provide any barrier for the compiler. */ #define smp_mb__before_clear_bit() barrier() #define smp_mb__after_clear_bit() barrier() -#include <asm-generic/bitops/non-atomic.h> - #ifdef CONFIG_SUPERH32 static inline unsigned long ffz(unsigned long word) { diff --git a/arch/sh/include/asm/bugs.h b/arch/sh/include/asm/bugs.h index 121b2ecddfc3..4924ff6f5439 100644 --- a/arch/sh/include/asm/bugs.h +++ b/arch/sh/include/asm/bugs.h @@ -25,7 +25,7 @@ static void __init check_bugs(void) case CPU_SH7619: *p++ = '2'; break; - case CPU_SH7203 ... CPU_MXG: + case CPU_SH7201 ... CPU_MXG: *p++ = '2'; *p++ = 'a'; break; diff --git a/arch/sh/include/asm/elf.h b/arch/sh/include/asm/elf.h index 9eb9036a1bdc..ccb1d93bb043 100644 --- a/arch/sh/include/asm/elf.h +++ b/arch/sh/include/asm/elf.h @@ -108,13 +108,11 @@ typedef struct user_fpu_struct elf_fpregset_t; #define elf_check_fdpic(x) ((x)->e_flags & EF_SH_FDPIC) #define elf_check_const_displacement(x) ((x)->e_flags & EF_SH_PIC) -#ifdef CONFIG_SUPERH32 /* * Enable dump using regset. * This covers all of general/DSP/FPU regs. */ #define CORE_DUMP_USE_REGSET -#endif #define USE_ELF_CORE_DUMP #define ELF_FDPIC_CORE_EFLAGS EF_SH_FDPIC @@ -204,7 +202,7 @@ do { \ #define ARCH_HAS_SETUP_ADDITIONAL_PAGES struct linux_binprm; extern int arch_setup_additional_pages(struct linux_binprm *bprm, - int executable_stack); + int uses_interp); extern unsigned int vdso_enabled; extern void __kernel_vsyscall; diff --git a/arch/sh/include/asm/ftrace.h b/arch/sh/include/asm/ftrace.h index 3aed362c9463..8fea7d8c8258 100644 --- a/arch/sh/include/asm/ftrace.h +++ b/arch/sh/include/asm/ftrace.h @@ -1,8 +1,34 @@ #ifndef __ASM_SH_FTRACE_H #define __ASM_SH_FTRACE_H +#ifdef CONFIG_FUNCTION_TRACER + +#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ + #ifndef __ASSEMBLY__ extern void mcount(void); -#endif + +#define MCOUNT_ADDR ((long)(mcount)) + +#ifdef CONFIG_DYNAMIC_FTRACE +#define CALLER_ADDR ((long)(ftrace_caller)) +#define STUB_ADDR ((long)(ftrace_stub)) + +#define MCOUNT_INSN_OFFSET ((STUB_ADDR - CALLER_ADDR) >> 1) + +struct dyn_arch_ftrace { + /* No extra data needed on sh */ +}; + +#endif /* CONFIG_DYNAMIC_FTRACE */ + +static inline unsigned long ftrace_call_adjust(unsigned long addr) +{ + /* 'addr' is the memory table address. */ + return addr; +} + +#endif /* __ASSEMBLY__ */ +#endif /* CONFIG_FUNCTION_TRACER */ #endif /* __ASM_SH_FTRACE_H */ diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index 65eaae34e753..61f6dae40534 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -260,6 +260,10 @@ __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags) return (void __iomem *)P2SEGADDR(offset); } + + /* P4 above the store queues are always mapped. */ + if (unlikely(offset >= P3_ADDR_MAX)) + return (void __iomem *)P4SEGADDR(offset); #endif return __ioremap(offset, size, flags); diff --git a/arch/sh/include/asm/kgdb.h b/arch/sh/include/asm/kgdb.h index 24e42078f36f..72704ed725e5 100644 --- a/arch/sh/include/asm/kgdb.h +++ b/arch/sh/include/asm/kgdb.h @@ -1,21 +1,7 @@ -/* - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Based on original code by Glenn Engel, Jim Kingdon, - * David Grothe <dave@gcom.com>, Tigran Aivazian, <tigran@sco.com> and - * Amit S. Kale <akale@veritas.com> - * - * Super-H port based on sh-stub.c (Ben Lee and Steve Chamberlain) by - * Henry Bell <henry.bell@st.com> - * - * Header file for low-level support for remote debug using GDB. - * - */ - -#ifndef __KGDB_H -#define __KGDB_H +#ifndef __ASM_SH_KGDB_H +#define __ASM_SH_KGDB_H +#include <asm/cacheflush.h> #include <asm/ptrace.h> /* Same as pt_regs but has vbr in place of syscall_nr */ @@ -30,40 +16,26 @@ struct kgdb_regs { unsigned long vbr; }; -/* State info */ -extern char kgdb_in_gdb_mode; -extern int kgdb_nofault; /* Ignore bus errors (in gdb mem access) */ -extern char in_nmi; /* Debounce flag to prevent NMI reentry*/ +enum regnames { + GDB_R0, GDB_R1, GDB_R2, GDB_R3, GDB_R4, GDB_R5, GDB_R6, GDB_R7, + GDB_R8, GDB_R9, GDB_R10, GDB_R11, GDB_R12, GDB_R13, GDB_R14, GDB_R15, -/* SCI */ -extern int kgdb_portnum; -extern int kgdb_baud; -extern char kgdb_parity; -extern char kgdb_bits; + GDB_PC, GDB_PR, GDB_SR, GDB_GBR, GDB_MACH, GDB_MACL, GDB_VBR, +}; -/* Init and interface stuff */ -extern int kgdb_init(void); -extern int (*kgdb_getchar)(void); -extern void (*kgdb_putchar)(int); +#define NUMREGBYTES ((GDB_VBR + 1) * 4) -/* Trap functions */ -typedef void (kgdb_debug_hook_t)(struct pt_regs *regs); -typedef void (kgdb_bus_error_hook_t)(void); -extern kgdb_debug_hook_t *kgdb_debug_hook; -extern kgdb_bus_error_hook_t *kgdb_bus_err_hook; +static inline void arch_kgdb_breakpoint(void) +{ + __asm__ __volatile__ ("trapa #0x3c\n"); +} -/* Console */ -struct console; -void kgdb_console_write(struct console *co, const char *s, unsigned count); -extern int kgdb_console_setup(struct console *, char *); +/* State info */ +extern char in_nmi; /* Debounce flag to prevent NMI reentry*/ -/* Prototypes for jmp fns */ -#define _JBLEN 9 -typedef int jmp_buf[_JBLEN]; -extern void longjmp(jmp_buf __jmpb, int __retval); -extern int setjmp(jmp_buf __jmpb); +#define BUFMAX 2048 -/* Forced breakpoint */ -#define breakpoint() __asm__ __volatile__("trapa #0x3c") +#define CACHE_FLUSH_IS_SAFE 1 +#define BREAK_INSTR_SIZE 2 -#endif +#endif /* __ASM_SH_KGDB_H */ diff --git a/arch/sh/include/asm/machvec.h b/arch/sh/include/asm/machvec.h index f1bae02ef7b6..64b1c16a0f03 100644 --- a/arch/sh/include/asm/machvec.h +++ b/arch/sh/include/asm/machvec.h @@ -14,8 +14,6 @@ #include <linux/time.h> #include <asm/machtypes.h> -struct device; - struct sh_machine_vector { void (*mv_setup)(char **cmdline_p); const char *mv_name; @@ -45,9 +43,6 @@ struct sh_machine_vector { int (*mv_irq_demux)(int irq); void (*mv_init_irq)(void); - void (*mv_init_pci)(void); - - void (*mv_heartbeat)(void); void __iomem *(*mv_ioport_map)(unsigned long port, unsigned int size); void (*mv_ioport_unmap)(void __iomem *); diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h index 04c0c9733ad6..5d9157bd474d 100644 --- a/arch/sh/include/asm/mmu_context.h +++ b/arch/sh/include/asm/mmu_context.h @@ -22,7 +22,7 @@ #define MMU_CONTEXT_ASID_MASK 0x000000ff #define MMU_CONTEXT_VERSION_MASK 0xffffff00 #define MMU_CONTEXT_FIRST_VERSION 0x00000100 -#define NO_CONTEXT 0 +#define NO_CONTEXT 0UL /* ASID is 8-bit value, so it can't be 0x100 */ #define MMU_NO_ASID 0x100 @@ -130,7 +130,7 @@ static inline void switch_mm(struct mm_struct *prev, #define destroy_context(mm) do { } while (0) #define set_asid(asid) do { } while (0) #define get_asid() (0) -#define cpu_asid(cpu, mm) ({ (void)cpu; 0; }) +#define cpu_asid(cpu, mm) ({ (void)cpu; NO_CONTEXT; }) #define switch_and_save_asid(asid) (0) #define set_TTB(pgd) do { } while (0) #define get_TTB() (0) diff --git a/arch/sh/include/asm/mutex-llsc.h b/arch/sh/include/asm/mutex-llsc.h new file mode 100644 index 000000000000..ee839ee58ac8 --- /dev/null +++ b/arch/sh/include/asm/mutex-llsc.h @@ -0,0 +1,112 @@ +/* + * arch/sh/include/asm/mutex-llsc.h + * + * SH-4A optimized mutex locking primitives + * + * Please look into asm-generic/mutex-xchg.h for a formal definition. + */ +#ifndef __ASM_SH_MUTEX_LLSC_H +#define __ASM_SH_MUTEX_LLSC_H + +/* + * Attempting to lock a mutex on SH4A is done like in ARMv6+ architecure. + * with a bastardized atomic decrement (it is not a reliable atomic decrement + * but it satisfies the defined semantics for our purpose, while being + * smaller and faster than a real atomic decrement or atomic swap. + * The idea is to attempt decrementing the lock value only once. If once + * decremented it isn't zero, or if its store-back fails due to a dispute + * on the exclusive store, we simply bail out immediately through the slow + * path where the lock will be reattempted until it succeeds. + */ +static inline void +__mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) +{ + int __ex_flag, __res; + + __asm__ __volatile__ ( + "movli.l @%2, %0 \n" + "add #-1, %0 \n" + "movco.l %0, @%2 \n" + "movt %1 \n" + : "=&z" (__res), "=&r" (__ex_flag) + : "r" (&(count)->counter) + : "t"); + + __res |= !__ex_flag; + if (unlikely(__res != 0)) + fail_fn(count); +} + +static inline int +__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) +{ + int __ex_flag, __res; + + __asm__ __volatile__ ( + "movli.l @%2, %0 \n" + "add #-1, %0 \n" + "movco.l %0, @%2 \n" + "movt %1 \n" + : "=&z" (__res), "=&r" (__ex_flag) + : "r" (&(count)->counter) + : "t"); + + __res |= !__ex_flag; + if (unlikely(__res != 0)) + __res = fail_fn(count); + + return __res; +} + +static inline void +__mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *)) +{ + int __ex_flag, __res; + + __asm__ __volatile__ ( + "movli.l @%2, %0 \n\t" + "add #1, %0 \n\t" + "movco.l %0, @%2 \n\t" + "movt %1 \n\t" + : "=&z" (__res), "=&r" (__ex_flag) + : "r" (&(count)->counter) + : "t"); + + __res |= !__ex_flag; + if (unlikely(__res <= 0)) + fail_fn(count); +} + +/* + * If the unlock was done on a contended lock, or if the unlock simply fails + * then the mutex remains locked. + */ +#define __mutex_slowpath_needs_to_unlock() 1 + +/* + * For __mutex_fastpath_trylock we do an atomic decrement and check the + * result and put it in the __res variable. + */ +static inline int +__mutex_fastpath_trylock(atomic_t *count, int (*fail_fn)(atomic_t *)) +{ + int __res, __orig; + + __asm__ __volatile__ ( + "1: movli.l @%2, %0 \n\t" + "dt %0 \n\t" + "movco.l %0,@%2 \n\t" + "bf 1b \n\t" + "cmp/eq #0,%0 \n\t" + "bt 2f \n\t" + "mov #0, %1 \n\t" + "bf 3f \n\t" + "2: mov #1, %1 \n\t" + "3: " + : "=&z" (__orig), "=&r" (__res) + : "r" (&count->counter) + : "t"); + + return __res; +} +#endif /* __ASM_SH_MUTEX_LLSC_H */ diff --git a/arch/sh/include/asm/mutex.h b/arch/sh/include/asm/mutex.h index 458c1f7fbc18..d8e37716a4a0 100644 --- a/arch/sh/include/asm/mutex.h +++ b/arch/sh/include/asm/mutex.h @@ -5,5 +5,8 @@ * implementation in place, or pick the atomic_xchg() based generic * implementation. (see asm-generic/mutex-xchg.h for details) */ - +#if defined(CONFIG_CPU_SH4A) +#include <asm/mutex-llsc.h> +#else #include <asm-generic/mutex-dec.h> +#endif diff --git a/arch/sh/include/asm/pm.h b/arch/sh/include/asm/pm.h deleted file mode 100644 index 56fdbd6b1c94..000000000000 --- a/arch/sh/include/asm/pm.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright 2006 (c) Andriy Skulysh <askulysh@gmail.com> - * - */ -#ifndef __ASM_SH_PM_H -#define __ASM_SH_PM_H - -extern u8 wakeup_start; -extern u8 wakeup_end; - -void pm_enter(void); - -#endif diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h index 693364a20ad7..1ef4b24d7619 100644 --- a/arch/sh/include/asm/processor.h +++ b/arch/sh/include/asm/processor.h @@ -18,7 +18,7 @@ enum cpu_type { CPU_SH7619, /* SH-2A types */ - CPU_SH7203, CPU_SH7206, CPU_SH7263, CPU_MXG, + CPU_SH7201, CPU_SH7203, CPU_SH7206, CPU_SH7263, CPU_MXG, /* SH-3 types */ CPU_SH7705, CPU_SH7706, CPU_SH7707, @@ -82,6 +82,9 @@ extern struct sh_cpuinfo cpu_data[]; #define current_cpu_data cpu_data[smp_processor_id()] #define raw_current_cpu_data cpu_data[raw_smp_processor_id()] +#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory") +#define cpu_relax() barrier() + /* Forward decl */ struct seq_operations; diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index a46a0207e977..d79063c5eb9c 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -175,6 +175,15 @@ static __inline__ void enable_fpu(void) void show_trace(struct task_struct *tsk, unsigned long *sp, struct pt_regs *regs); + +#ifdef CONFIG_DUMP_CODE +void show_code(struct pt_regs *regs); +#else +static inline void show_code(struct pt_regs *regs) +{ +} +#endif + extern unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) @@ -182,9 +191,6 @@ extern unsigned long get_wchan(struct task_struct *p); #define user_stack_pointer(regs) ((regs)->regs[15]) -#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory") -#define cpu_relax() barrier() - #if defined(CONFIG_CPU_SH2A) || defined(CONFIG_CPU_SH3) || \ defined(CONFIG_CPU_SH4) #define PREFETCH_STRIDE L1_CACHE_BYTES diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h index b0b4824dfc4c..803177fcf086 100644 --- a/arch/sh/include/asm/processor_64.h +++ b/arch/sh/include/asm/processor_64.h @@ -226,9 +226,7 @@ extern unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) ((tsk)->thread.pc) #define KSTK_ESP(tsk) ((tsk)->thread.sp) -#define user_stack_pointer(regs) ((regs)->sp) - -#define cpu_relax() barrier() +#define user_stack_pointer(regs) ((regs)->regs[15]) #endif /* __ASSEMBLY__ */ #endif /* __ASM_SH_PROCESSOR_64_H */ diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h index 3ad18e91bca6..12912ab80c15 100644 --- a/arch/sh/include/asm/ptrace.h +++ b/arch/sh/include/asm/ptrace.h @@ -86,6 +86,7 @@ struct pt_dspregs { unsigned long re; unsigned long mod; }; +#endif #define PTRACE_GETREGS 12 /* General registers */ #define PTRACE_SETREGS 13 @@ -100,7 +101,6 @@ struct pt_dspregs { #define PTRACE_GETDSPREGS 55 /* DSP registers */ #define PTRACE_SETDSPREGS 56 -#endif #ifdef __KERNEL__ #include <asm/addrspace.h> diff --git a/arch/sh/include/asm/sh_bios.h b/arch/sh/include/asm/sh_bios.h index 0ca261956e3d..d9c96d7cf6c7 100644 --- a/arch/sh/include/asm/sh_bios.h +++ b/arch/sh/include/asm/sh_bios.h @@ -10,7 +10,6 @@ extern void sh_bios_console_write(const char *buf, unsigned int len); extern void sh_bios_char_out(char ch); -extern int sh_bios_in_gdb_mode(void); extern void sh_bios_gdb_detach(void); extern void sh_bios_get_node_addr(unsigned char *node_addr); diff --git a/arch/sh/include/asm/string_64.h b/arch/sh/include/asm/string_64.h index aa1fef229c78..742007172624 100644 --- a/arch/sh/include/asm/string_64.h +++ b/arch/sh/include/asm/string_64.h @@ -1,17 +1,20 @@ #ifndef __ASM_SH_STRING_64_H #define __ASM_SH_STRING_64_H -/* - * include/asm-sh/string_64.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ +#ifdef __KERNEL__ + +#define __HAVE_ARCH_MEMSET +extern void *memset(void *__s, int __c, size_t __count); #define __HAVE_ARCH_MEMCPY extern void *memcpy(void *dest, const void *src, size_t count); +#define __HAVE_ARCH_STRLEN +extern size_t strlen(const char *); + +#define __HAVE_ARCH_STRCPY +extern char *strcpy(char *__dest, const char *__src); + +#endif /* __KERNEL__ */ + #endif /* __ASM_SH_STRING_64_H */ diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h index 54773f26cd44..05a868a71ef5 100644 --- a/arch/sh/include/asm/syscall_32.h +++ b/arch/sh/include/asm/syscall_32.h @@ -5,7 +5,7 @@ #include <linux/sched.h> #include <asm/ptrace.h> -/* The system call number is given by the user in %g1 */ +/* The system call number is given by the user in R3 */ static inline long syscall_get_nr(struct task_struct *task, struct pt_regs *regs) { diff --git a/arch/sh/include/asm/syscall_64.h b/arch/sh/include/asm/syscall_64.h index bcaaa8ca4d70..e1143b9784d6 100644 --- a/arch/sh/include/asm/syscall_64.h +++ b/arch/sh/include/asm/syscall_64.h @@ -1,6 +1,80 @@ #ifndef __ASM_SH_SYSCALL_64_H #define __ASM_SH_SYSCALL_64_H -#include <asm-generic/syscall.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <asm/ptrace.h> + +/* The system call number is given by the user in R9 */ +static inline long syscall_get_nr(struct task_struct *task, + struct pt_regs *regs) +{ + return (regs->syscall_nr >= 0) ? regs->regs[9] : -1L; +} + +static inline void syscall_rollback(struct task_struct *task, + struct pt_regs *regs) +{ + /* + * XXX: This needs some thought. On SH we don't + * save away the original R9 value anywhere. + */ +} + +static inline bool syscall_has_error(struct pt_regs *regs) +{ + return (regs->sr & 0x1) ? true : false; +} +static inline void syscall_set_error(struct pt_regs *regs) +{ + regs->sr |= 0x1; +} +static inline void syscall_clear_error(struct pt_regs *regs) +{ + regs->sr &= ~0x1; +} + +static inline long syscall_get_error(struct task_struct *task, + struct pt_regs *regs) +{ + return syscall_has_error(regs) ? regs->regs[9] : 0; +} + +static inline long syscall_get_return_value(struct task_struct *task, + struct pt_regs *regs) +{ + return regs->regs[9]; +} + +static inline void syscall_set_return_value(struct task_struct *task, + struct pt_regs *regs, + int error, long val) +{ + if (error) { + syscall_set_error(regs); + regs->regs[9] = -error; + } else { + syscall_clear_error(regs); + regs->regs[9] = val; + } +} + +static inline void syscall_get_arguments(struct task_struct *task, + struct pt_regs *regs, + unsigned int i, unsigned int n, + unsigned long *args) +{ + BUG_ON(i + n > 6); + memcpy(args, ®s->regs[2 + i], n * sizeof(args[0])); +} + +static inline void syscall_set_arguments(struct task_struct *task, + struct pt_regs *regs, + unsigned int i, unsigned int n, + const unsigned long *args) +{ + BUG_ON(i + n > 6); + memcpy(®s->regs[2 + i], args, n * sizeof(args[0])); +} #endif /* __ASM_SH_SYSCALL_64_H */ diff --git a/arch/sh/include/asm/system.h b/arch/sh/include/asm/system.h index 6160fe445161..c9ec6af8e745 100644 --- a/arch/sh/include/asm/system.h +++ b/arch/sh/include/asm/system.h @@ -175,6 +175,8 @@ asmlinkage void name##_trap_handler(unsigned int vec, struct pt_regs *regs) BUILD_TRAP_HANDLER(address_error); BUILD_TRAP_HANDLER(debug); BUILD_TRAP_HANDLER(bug); +BUILD_TRAP_HANDLER(breakpoint); +BUILD_TRAP_HANDLER(singlestep); BUILD_TRAP_HANDLER(fpu_error); BUILD_TRAP_HANDLER(fpu_state_restore); diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h index 279d9cc4a007..066f0fba590e 100644 --- a/arch/sh/include/asm/topology.h +++ b/arch/sh/include/asm/topology.h @@ -32,6 +32,7 @@ #define parent_node(node) ((void)(node),0) #define node_to_cpumask(node) ((void)node, cpu_online_map) +#define cpumask_of_node(node) ((void)node, cpu_online_mask) #define node_to_first_cpu(node) ((void)(node),0) #define pcibus_to_node(bus) ((void)(bus), -1) diff --git a/arch/sh/include/asm/unaligned-sh4a.h b/arch/sh/include/asm/unaligned-sh4a.h new file mode 100644 index 000000000000..d8f89770275b --- /dev/null +++ b/arch/sh/include/asm/unaligned-sh4a.h @@ -0,0 +1,258 @@ +#ifndef __ASM_SH_UNALIGNED_SH4A_H +#define __ASM_SH_UNALIGNED_SH4A_H + +/* + * SH-4A has support for unaligned 32-bit loads, and 32-bit loads only. + * Support for 16 and 64-bit accesses are done through shifting and + * masking relative to the endianness. Unaligned stores are not supported + * by the instruction encoding, so these continue to use the packed + * struct. + * + * The same note as with the movli.l/movco.l pair applies here, as long + * as the load is gauranteed to be inlined, nothing else will hook in to + * r0 and we get the return value for free. + * + * NOTE: Due to the fact we require r0 encoding, care should be taken to + * avoid mixing these heavily with other r0 consumers, such as the atomic + * ops. Failure to adhere to this can result in the compiler running out + * of spill registers and blowing up when building at low optimization + * levels. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34777. + */ +#include <linux/types.h> +#include <asm/byteorder.h> + +static __always_inline u32 __get_unaligned_cpu32(const u8 *p) +{ + unsigned long unaligned; + + __asm__ __volatile__ ( + "movua.l @%1, %0\n\t" + : "=z" (unaligned) + : "r" (p) + ); + + return unaligned; +} + +struct __una_u16 { u16 x __attribute__((packed)); }; +struct __una_u32 { u32 x __attribute__((packed)); }; +struct __una_u64 { u64 x __attribute__((packed)); }; + +static inline u16 __get_unaligned_cpu16(const u8 *p) +{ +#ifdef __LITTLE_ENDIAN + return __get_unaligned_cpu32(p) & 0xffff; +#else + return __get_unaligned_cpu32(p) >> 16; +#endif +} + +/* + * Even though movua.l supports auto-increment on the read side, it can + * only store to r0 due to instruction encoding constraints, so just let + * the compiler sort it out on its own. + */ +static inline u64 __get_unaligned_cpu64(const u8 *p) +{ +#ifdef __LITTLE_ENDIAN + return (u64)__get_unaligned_cpu32(p + 4) << 32 | + __get_unaligned_cpu32(p); +#else + return (u64)__get_unaligned_cpu32(p) << 32 | + __get_unaligned_cpu32(p + 4); +#endif +} + +static inline u16 get_unaligned_le16(const void *p) +{ + return le16_to_cpu(__get_unaligned_cpu16(p)); +} + +static inline u32 get_unaligned_le32(const void *p) +{ + return le32_to_cpu(__get_unaligned_cpu32(p)); +} + +static inline u64 get_unaligned_le64(const void *p) +{ + return le64_to_cpu(__get_unaligned_cpu64(p)); +} + +static inline u16 get_unaligned_be16(const void *p) +{ + return be16_to_cpu(__get_unaligned_cpu16(p)); +} + +static inline u32 get_unaligned_be32(const void *p) +{ + return be32_to_cpu(__get_unaligned_cpu32(p)); +} + +static inline u64 get_unaligned_be64(const void *p) +{ + return be64_to_cpu(__get_unaligned_cpu64(p)); +} + +static inline void __put_le16_noalign(u8 *p, u16 val) +{ + *p++ = val; + *p++ = val >> 8; +} + +static inline void __put_le32_noalign(u8 *p, u32 val) +{ + __put_le16_noalign(p, val); + __put_le16_noalign(p + 2, val >> 16); +} + +static inline void __put_le64_noalign(u8 *p, u64 val) +{ + __put_le32_noalign(p, val); + __put_le32_noalign(p + 4, val >> 32); +} + +static inline void __put_be16_noalign(u8 *p, u16 val) +{ + *p++ = val >> 8; + *p++ = val; +} + +static inline void __put_be32_noalign(u8 *p, u32 val) +{ + __put_be16_noalign(p, val >> 16); + __put_be16_noalign(p + 2, val); +} + +static inline void __put_be64_noalign(u8 *p, u64 val) +{ + __put_be32_noalign(p, val >> 32); + __put_be32_noalign(p + 4, val); +} + +static inline void put_unaligned_le16(u16 val, void *p) +{ +#ifdef __LITTLE_ENDIAN + ((struct __una_u16 *)p)->x = val; +#else + __put_le16_noalign(p, val); +#endif +} + +static inline void put_unaligned_le32(u32 val, void *p) +{ +#ifdef __LITTLE_ENDIAN + ((struct __una_u32 *)p)->x = val; +#else + __put_le32_noalign(p, val); +#endif +} + +static inline void put_unaligned_le64(u64 val, void *p) +{ +#ifdef __LITTLE_ENDIAN + ((struct __una_u64 *)p)->x = val; +#else + __put_le64_noalign(p, val); +#endif +} + +static inline void put_unaligned_be16(u16 val, void *p) +{ +#ifdef __BIG_ENDIAN + ((struct __una_u16 *)p)->x = val; +#else + __put_be16_noalign(p, val); +#endif +} + +static inline void put_unaligned_be32(u32 val, void *p) +{ +#ifdef __BIG_ENDIAN + ((struct __una_u32 *)p)->x = val; +#else + __put_be32_noalign(p, val); +#endif +} + +static inline void put_unaligned_be64(u64 val, void *p) +{ +#ifdef __BIG_ENDIAN + ((struct __una_u64 *)p)->x = val; +#else + __put_be64_noalign(p, val); +#endif +} + +/* + * Cause a link-time error if we try an unaligned access other than + * 1,2,4 or 8 bytes long + */ +extern void __bad_unaligned_access_size(void); + +#define __get_unaligned_le(ptr) ((__force typeof(*(ptr)))({ \ + __builtin_choose_expr(sizeof(*(ptr)) == 1, *(ptr), \ + __builtin_choose_expr(sizeof(*(ptr)) == 2, get_unaligned_le16((ptr)), \ + __builtin_choose_expr(sizeof(*(ptr)) == 4, get_unaligned_le32((ptr)), \ + __builtin_choose_expr(sizeof(*(ptr)) == 8, get_unaligned_le64((ptr)), \ + __bad_unaligned_access_size())))); \ + })) + +#define __get_unaligned_be(ptr) ((__force typeof(*(ptr)))({ \ + __builtin_choose_expr(sizeof(*(ptr)) == 1, *(ptr), \ + __builtin_choose_expr(sizeof(*(ptr)) == 2, get_unaligned_be16((ptr)), \ + __builtin_choose_expr(sizeof(*(ptr)) == 4, get_unaligned_be32((ptr)), \ + __builtin_choose_expr(sizeof(*(ptr)) == 8, get_unaligned_be64((ptr)), \ + __bad_unaligned_access_size())))); \ + })) + +#define __put_unaligned_le(val, ptr) ({ \ + void *__gu_p = (ptr); \ + switch (sizeof(*(ptr))) { \ + case 1: \ + *(u8 *)__gu_p = (__force u8)(val); \ + break; \ + case 2: \ + put_unaligned_le16((__force u16)(val), __gu_p); \ + break; \ + case 4: \ + put_unaligned_le32((__force u32)(val), __gu_p); \ + break; \ + case 8: \ + put_unaligned_le64((__force u64)(val), __gu_p); \ + break; \ + default: \ + __bad_unaligned_access_size(); \ + break; \ + } \ + (void)0; }) + +#define __put_unaligned_be(val, ptr) ({ \ + void *__gu_p = (ptr); \ + switch (sizeof(*(ptr))) { \ + case 1: \ + *(u8 *)__gu_p = (__force u8)(val); \ + break; \ + case 2: \ + put_unaligned_be16((__force u16)(val), __gu_p); \ + break; \ + case 4: \ + put_unaligned_be32((__force u32)(val), __gu_p); \ + break; \ + case 8: \ + put_unaligned_be64((__force u64)(val), __gu_p); \ + break; \ + default: \ + __bad_unaligned_access_size(); \ + break; \ + } \ + (void)0; }) + +#ifdef __LITTLE_ENDIAN +# define get_unaligned __get_unaligned_le +# define put_unaligned __put_unaligned_le +#else +# define get_unaligned __get_unaligned_be +# define put_unaligned __put_unaligned_be +#endif + +#endif /* __ASM_SH_UNALIGNED_SH4A_H */ diff --git a/arch/sh/include/asm/unaligned.h b/arch/sh/include/asm/unaligned.h index c1641a01d50f..8c0ad5e4487a 100644 --- a/arch/sh/include/asm/unaligned.h +++ b/arch/sh/include/asm/unaligned.h @@ -1,7 +1,11 @@ #ifndef _ASM_SH_UNALIGNED_H #define _ASM_SH_UNALIGNED_H -/* SH can't handle unaligned accesses. */ +#ifdef CONFIG_CPU_SH4A +/* SH-4A can handle unaligned loads in a relatively neutered fashion. */ +#include <asm/unaligned-sh4a.h> +#else +/* Otherwise, SH can't handle unaligned accesses. */ #ifdef __LITTLE_ENDIAN__ # include <linux/unaligned/le_struct.h> # include <linux/unaligned/be_byteshift.h> @@ -15,5 +19,6 @@ # define get_unaligned __get_unaligned_be # define put_unaligned __put_unaligned_be #endif +#endif #endif /* _ASM_SH_UNALIGNED_H */ diff --git a/arch/sh/include/cpu-sh3/cpu/gpio.h b/arch/sh/include/cpu-sh3/cpu/gpio.h index 4e53eb314b8f..9a22b882f3dc 100644 --- a/arch/sh/include/cpu-sh3/cpu/gpio.h +++ b/arch/sh/include/cpu-sh3/cpu/gpio.h @@ -62,6 +62,20 @@ #define PORT_PSELC 0xA4050128UL #define PORT_PSELD 0xA405012AUL +#elif defined(CONFIG_CPU_SUBTYPE_SH7709) + +/* Control registers */ +#define PORT_PACR 0xa4000100UL +#define PORT_PBCR 0xa4000102UL +#define PORT_PCCR 0xa4000104UL +#define PORT_PFCR 0xa400010aUL + +/* Data registers */ +#define PORT_PADR 0xa4000120UL +#define PORT_PBDR 0xa4000122UL +#define PORT_PCDR 0xa4000124UL +#define PORT_PFDR 0xa400012aUL + #endif #endif diff --git a/arch/sh/include/mach-common/mach/edosk7705.h b/arch/sh/include/mach-common/mach/edosk7705.h index 5bdc9d9be3de..efc43b323466 100644 --- a/arch/sh/include/mach-common/mach/edosk7705.h +++ b/arch/sh/include/mach-common/mach/edosk7705.h @@ -1,30 +1,7 @@ -/* - * include/asm-sh/edosk7705.h - * - * Modified version of io_se.h for the EDOSK7705 specific functions. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * IO functions for an Hitachi EDOSK7705 development board - */ - -#ifndef __ASM_SH_EDOSK7705_IO_H -#define __ASM_SH_EDOSK7705_IO_H +#ifndef __ASM_SH_EDOSK7705_H +#define __ASM_SH_EDOSK7705_H +#define __IO_PREFIX sh_edosk7705 #include <asm/io_generic.h> -extern unsigned char sh_edosk7705_inb(unsigned long port); -extern unsigned int sh_edosk7705_inl(unsigned long port); - -extern void sh_edosk7705_outb(unsigned char value, unsigned long port); -extern void sh_edosk7705_outl(unsigned int value, unsigned long port); - -extern void sh_edosk7705_insb(unsigned long port, void *addr, unsigned long count); -extern void sh_edosk7705_insl(unsigned long port, void *addr, unsigned long count); -extern void sh_edosk7705_outsb(unsigned long port, const void *addr, unsigned long count); -extern void sh_edosk7705_outsl(unsigned long port, const void *addr, unsigned long count); - -extern unsigned long sh_edosk7705_isa_port2addr(unsigned long offset); - -#endif /* __ASM_SH_EDOSK7705_IO_H */ +#endif /* __ASM_SH_EDOSK7705_H */ diff --git a/arch/sh/include/mach-se/mach/mrshpc.h b/arch/sh/include/mach-se/mach/mrshpc.h new file mode 100644 index 000000000000..56287ee8563a --- /dev/null +++ b/arch/sh/include/mach-se/mach/mrshpc.h @@ -0,0 +1,52 @@ +#ifndef __MACH_SE_MRSHPC_H +#define __MACH_SE_MRSHPC_H + +#include <linux/io.h> + +static inline void __init mrshpc_setup_windows(void) +{ + if ((__raw_readw(MRSHPC_CSR) & 0x000c) != 0) + return; /* Not detected */ + + if ((__raw_readw(MRSHPC_CSR) & 0x0080) == 0) { + __raw_writew(0x0674, MRSHPC_CPWCR); /* Card Vcc is 3.3v? */ + } else { + __raw_writew(0x0678, MRSHPC_CPWCR); /* Card Vcc is 5V */ + } + + /* + * PC-Card window open + * flag == COMMON/ATTRIBUTE/IO + */ + /* common window open */ + __raw_writew(0x8a84, MRSHPC_MW0CR1); + if((__raw_readw(MRSHPC_CSR) & 0x4000) != 0) + /* common mode & bus width 16bit SWAP = 1*/ + __raw_writew(0x0b00, MRSHPC_MW0CR2); + else + /* common mode & bus width 16bit SWAP = 0*/ + __raw_writew(0x0300, MRSHPC_MW0CR2); + + /* attribute window open */ + __raw_writew(0x8a85, MRSHPC_MW1CR1); + if ((__raw_readw(MRSHPC_CSR) & 0x4000) != 0) + /* attribute mode & bus width 16bit SWAP = 1*/ + __raw_writew(0x0a00, MRSHPC_MW1CR2); + else + /* attribute mode & bus width 16bit SWAP = 0*/ + __raw_writew(0x0200, MRSHPC_MW1CR2); + + /* I/O window open */ + __raw_writew(0x8a86, MRSHPC_IOWCR1); + __raw_writew(0x0008, MRSHPC_CDCR); /* I/O card mode */ + if ((__raw_readw(MRSHPC_CSR) & 0x4000) != 0) + __raw_writew(0x0a00, MRSHPC_IOWCR2); /* bus width 16bit SWAP = 1*/ + else + __raw_writew(0x0200, MRSHPC_IOWCR2); /* bus width 16bit SWAP = 0*/ + + __raw_writew(0x2000, MRSHPC_ICR); + __raw_writeb(0x00, PA_MRSHPC_MW2 + 0x206); + __raw_writeb(0x42, PA_MRSHPC_MW2 + 0x200); +} + +#endif /* __MACH_SE_MRSHPC_H */ diff --git a/arch/sh/include/mach-se/mach/se.h b/arch/sh/include/mach-se/mach/se.h index eb23000e1bbe..14be91c5a2f0 100644 --- a/arch/sh/include/mach-se/mach/se.h +++ b/arch/sh/include/mach-se/mach/se.h @@ -68,6 +68,24 @@ #define BCR_ILCRF (PA_BCR + 10) #define BCR_ILCRG (PA_BCR + 12) +#if defined(CONFIG_CPU_SUBTYPE_SH7709) +#define INTC_IRR0 0xa4000004UL +#define INTC_IRR1 0xa4000006UL +#define INTC_IRR2 0xa4000008UL + +#define INTC_ICR0 0xfffffee0UL +#define INTC_ICR1 0xa4000010UL +#define INTC_ICR2 0xa4000012UL +#define INTC_INTER 0xa4000014UL + +#define INTC_IPRC 0xa4000016UL +#define INTC_IPRD 0xa4000018UL +#define INTC_IPRE 0xa400001aUL + +#define IRQ0_IRQ 32 +#define IRQ1_IRQ 33 +#endif + #if defined(CONFIG_CPU_SUBTYPE_SH7705) #define IRQ_STNIC 12 #define IRQ_CFCARD 14 diff --git a/arch/sh/include/mach-se/mach/se7343.h b/arch/sh/include/mach-se/mach/se7343.h index 98458460e632..749914b400fb 100644 --- a/arch/sh/include/mach-se/mach/se7343.h +++ b/arch/sh/include/mach-se/mach/se7343.h @@ -118,9 +118,6 @@ #define FPGA_IN 0xb1400000 #define FPGA_OUT 0xb1400002 -#define __IO_PREFIX sh7343se -#include <asm/io_generic.h> - #define IRQ0_IRQ 32 #define IRQ1_IRQ 33 #define IRQ4_IRQ 36 @@ -132,8 +129,10 @@ #define SE7343_FPGA_IRQ_MRSHPC3 3 #define SE7343_FPGA_IRQ_SMC 6 /* EXT_IRQ2 */ #define SE7343_FPGA_IRQ_USB 8 +#define SE7343_FPGA_IRQ_UARTA 10 +#define SE7343_FPGA_IRQ_UARTB 11 -#define SE7343_FPGA_IRQ_NR 11 +#define SE7343_FPGA_IRQ_NR 12 #define SE7343_FPGA_IRQ_BASE 120 #define MRSHPC_IRQ3 (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_MRSHPC3) @@ -142,6 +141,8 @@ #define MRSHPC_IRQ0 (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_MRSHPC0) #define SMC_IRQ (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_SMC) #define USB_IRQ (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_USB) +#define UARTA_IRQ (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_UARTA) +#define UARTB_IRQ (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_UARTB) /* arch/sh/boards/se/7343/irq.c */ void init_7343se_IRQ(void); diff --git a/arch/sh/kernel/Makefile_32 b/arch/sh/kernel/Makefile_32 index 48edfb145fb4..2e1b86e16ab5 100644 --- a/arch/sh/kernel/Makefile_32 +++ b/arch/sh/kernel/Makefile_32 @@ -4,25 +4,31 @@ extra-y := head_32.o init_task.o vmlinux.lds -obj-y := debugtraps.o io.o io_generic.o irq.o machvec.o process_32.o \ - ptrace_32.o setup.o signal_32.o sys_sh.o sys_sh32.o \ - syscalls_32.o time_32.o topology.o traps.o traps_32.o +ifdef CONFIG_FUNCTION_TRACER +# Do not profile debug and lowlevel utilities +CFLAGS_REMOVE_ftrace.o = -pg +endif + +obj-y := debugtraps.o idle.o io.o io_generic.o irq.o \ + machvec.o process_32.o ptrace_32.o setup.o signal_32.o \ + sys_sh.o sys_sh32.o syscalls_32.o time_32.o topology.o \ + traps.o traps_32.o obj-y += cpu/ timers/ obj-$(CONFIG_VSYSCALL) += vsyscall/ obj-$(CONFIG_SMP) += smp.o -obj-$(CONFIG_CF_ENABLER) += cf-enabler.o obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o -obj-$(CONFIG_SH_KGDB) += kgdb_stub.o kgdb_jmp.o +obj-$(CONFIG_KGDB) += kgdb.o obj-$(CONFIG_SH_CPU_FREQ) += cpufreq.o obj-$(CONFIG_MODULES) += sh_ksyms_32.o module.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o -obj-$(CONFIG_PM) += pm.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_IO_TRAPPED) += io_trapped.o obj-$(CONFIG_KPROBES) += kprobes.o obj-$(CONFIG_GENERIC_GPIO) += gpio.o +obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o +obj-$(CONFIG_DUMP_CODE) += disassemble.o EXTRA_CFLAGS += -Werror diff --git a/arch/sh/kernel/Makefile_64 b/arch/sh/kernel/Makefile_64 index c97660b2b48d..fe425d7f6871 100644 --- a/arch/sh/kernel/Makefile_64 +++ b/arch/sh/kernel/Makefile_64 @@ -1,21 +1,18 @@ extra-y := head_64.o init_task.o vmlinux.lds -obj-y := debugtraps.o io.o io_generic.o irq.o machvec.o process_64.o \ +obj-y := debugtraps.o idle.o io.o io_generic.o irq.o machvec.o process_64.o \ ptrace_64.o setup.o signal_64.o sys_sh.o sys_sh64.o \ syscalls_64.o time_64.o topology.o traps.o traps_64.o obj-y += cpu/ timers/ obj-$(CONFIG_VSYSCALL) += vsyscall/ obj-$(CONFIG_SMP) += smp.o -obj-$(CONFIG_CF_ENABLER) += cf-enabler.o obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o -obj-$(CONFIG_SH_KGDB) += kgdb_stub.o kgdb_jmp.o obj-$(CONFIG_SH_CPU_FREQ) += cpufreq.o obj-$(CONFIG_MODULES) += sh_ksyms_64.o module.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o -obj-$(CONFIG_PM) += pm.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_IO_TRAPPED) += io_trapped.o obj-$(CONFIG_GENERIC_GPIO) += gpio.o diff --git a/arch/sh/kernel/cf-enabler.c b/arch/sh/kernel/cf-enabler.c deleted file mode 100644 index bea40339919b..000000000000 --- a/arch/sh/kernel/cf-enabler.c +++ /dev/null @@ -1,168 +0,0 @@ -/* $Id: cf-enabler.c,v 1.4 2004/02/22 22:44:36 kkojima Exp $ - * - * linux/drivers/block/cf-enabler.c - * - * Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2000 Toshiharu Nozawa - * Copyright (C) 2001 A&D Co., Ltd. - * - * Enable the CF configuration. - */ - -#include <linux/init.h> -#include <linux/mm.h> -#include <linux/vmalloc.h> -#include <linux/interrupt.h> -#include <asm/io.h> -#include <asm/irq.h> - -/* - * You can connect Compact Flash directly to the bus of SuperH. - * This is the enabler for that. - * - * SIM: How generic is this really? It looks pretty board, or at - * least SH sub-type, specific to me. - * I know it doesn't work on the Overdrive! - */ - -/* - * 0xB8000000 : Attribute - * 0xB8001000 : Common Memory - * 0xBA000000 : I/O - */ -#if defined(CONFIG_CPU_SH4) -/* SH4 can't access PCMCIA interface through P2 area. - * we must remap it with appropriate attribute bit of the page set. - * this part is based on Greg Banks' hd64465_ss.c implementation - Masahiro Abe */ - -#if defined(CONFIG_CF_AREA6) -#define slot_no 0 -#else -#define slot_no 1 -#endif - -/* use this pointer to access to directly connected compact flash io area*/ -void *cf_io_base; - -static int __init allocate_cf_area(void) -{ - pgprot_t prot; - unsigned long paddrbase, psize; - - /* open I/O area window */ - paddrbase = virt_to_phys((void*)CONFIG_CF_BASE_ADDR); - psize = PAGE_SIZE; - prot = PAGE_KERNEL_PCC(slot_no, _PAGE_PCC_IO16); - cf_io_base = p3_ioremap(paddrbase, psize, prot.pgprot); - if (!cf_io_base) { - printk("allocate_cf_area : can't open CF I/O window!\n"); - return -ENOMEM; - } -/* printk("p3_ioremap(paddr=0x%08lx, psize=0x%08lx, prot=0x%08lx)=0x%08lx\n", - paddrbase, psize, prot.pgprot, cf_io_base);*/ - - /* XXX : do we need attribute and common-memory area also? */ - - return 0; -} -#endif - -static int __init cf_init_default(void) -{ -/* You must have enabled the card, and set the level interrupt - * before reaching this point. Possibly in boot ROM or boot loader. - */ -#if defined(CONFIG_CPU_SH4) - allocate_cf_area(); -#endif - - return 0; -} - -#if defined(CONFIG_SH_SOLUTION_ENGINE) -#include <mach-se/mach/se.h> -#elif defined(CONFIG_SH_7722_SOLUTION_ENGINE) -#include <mach-se/mach/se7722.h> -#elif defined(CONFIG_SH_7721_SOLUTION_ENGINE) -#include <mach-se/mach/se7721.h> -#endif - -/* - * SolutionEngine Seriese - * - * about MS770xSE - * 0xB8400000 : Common Memory - * 0xB8500000 : Attribute - * 0xB8600000 : I/O - * - * about MS7722SE - * 0xB0400000 : Common Memory - * 0xB0500000 : Attribute - * 0xB0600000 : I/O - */ - -#if defined(CONFIG_SH_SOLUTION_ENGINE) || \ - defined(CONFIG_SH_7722_SOLUTION_ENGINE) || \ - defined(CONFIG_SH_7721_SOLUTION_ENGINE) -static int __init cf_init_se(void) -{ - if ((ctrl_inw(MRSHPC_CSR) & 0x000c) != 0) - return 0; /* Not detected */ - - if ((ctrl_inw(MRSHPC_CSR) & 0x0080) == 0) { - ctrl_outw(0x0674, MRSHPC_CPWCR); /* Card Vcc is 3.3v? */ - } else { - ctrl_outw(0x0678, MRSHPC_CPWCR); /* Card Vcc is 5V */ - } - - /* - * PC-Card window open - * flag == COMMON/ATTRIBUTE/IO - */ - /* common window open */ - ctrl_outw(0x8a84, MRSHPC_MW0CR1); - if((ctrl_inw(MRSHPC_CSR) & 0x4000) != 0) - /* common mode & bus width 16bit SWAP = 1*/ - ctrl_outw(0x0b00, MRSHPC_MW0CR2); - else - /* common mode & bus width 16bit SWAP = 0*/ - ctrl_outw(0x0300, MRSHPC_MW0CR2); - - /* attribute window open */ - ctrl_outw(0x8a85, MRSHPC_MW1CR1); - if ((ctrl_inw(MRSHPC_CSR) & 0x4000) != 0) - /* attribute mode & bus width 16bit SWAP = 1*/ - ctrl_outw(0x0a00, MRSHPC_MW1CR2); - else - /* attribute mode & bus width 16bit SWAP = 0*/ - ctrl_outw(0x0200, MRSHPC_MW1CR2); - - /* I/O window open */ - ctrl_outw(0x8a86, MRSHPC_IOWCR1); - ctrl_outw(0x0008, MRSHPC_CDCR); /* I/O card mode */ - if ((ctrl_inw(MRSHPC_CSR) & 0x4000) != 0) - ctrl_outw(0x0a00, MRSHPC_IOWCR2); /* bus width 16bit SWAP = 1*/ - else - ctrl_outw(0x0200, MRSHPC_IOWCR2); /* bus width 16bit SWAP = 0*/ - - ctrl_outw(0x2000, MRSHPC_ICR); - ctrl_outb(0x00, PA_MRSHPC_MW2 + 0x206); - ctrl_outb(0x42, PA_MRSHPC_MW2 + 0x200); - return 0; -} -#else -static int __init cf_init_se(void) -{ - return -1; -} -#endif - -static int __init cf_init(void) -{ - if (mach_is_se() || mach_is_7722se() || mach_is_7721se()) - return cf_init_se(); - - return cf_init_default(); -} - -__initcall (cf_init); diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index b7e46d5bba43..7b17137536d6 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -117,6 +117,11 @@ int clk_enable(struct clk *clk) unsigned long flags; int ret; + if (!clk) + return -EINVAL; + + clk_enable(clk->parent); + spin_lock_irqsave(&clock_lock, flags); ret = __clk_enable(clk); spin_unlock_irqrestore(&clock_lock, flags); @@ -147,9 +152,14 @@ void clk_disable(struct clk *clk) { unsigned long flags; + if (!clk) + return; + spin_lock_irqsave(&clock_lock, flags); __clk_disable(clk); spin_unlock_irqrestore(&clock_lock, flags); + + clk_disable(clk->parent); } EXPORT_SYMBOL_GPL(clk_disable); diff --git a/arch/sh/kernel/cpu/init.c b/arch/sh/kernel/cpu/init.c index 75fb03d35670..d29e69c156f0 100644 --- a/arch/sh/kernel/cpu/init.c +++ b/arch/sh/kernel/cpu/init.c @@ -261,9 +261,11 @@ asmlinkage void __init sh_cpu_init(void) cache_init(); if (raw_smp_processor_id() == 0) { +#ifdef CONFIG_MMU shm_align_mask = max_t(unsigned long, current_cpu_data.dcache.way_size - 1, PAGE_SIZE - 1); +#endif /* Boot CPU sets the cache shape */ detect_cache_shape(); diff --git a/arch/sh/kernel/cpu/sh2a/Makefile b/arch/sh/kernel/cpu/sh2a/Makefile index 428450cc0809..45f85c77ef75 100644 --- a/arch/sh/kernel/cpu/sh2a/Makefile +++ b/arch/sh/kernel/cpu/sh2a/Makefile @@ -8,9 +8,10 @@ common-y += ex.o entry.o obj-$(CONFIG_SH_FPU) += fpu.o -obj-$(CONFIG_CPU_SUBTYPE_SH7206) += setup-sh7206.o clock-sh7206.o +obj-$(CONFIG_CPU_SUBTYPE_SH7201) += setup-sh7201.o clock-sh7201.o obj-$(CONFIG_CPU_SUBTYPE_SH7203) += setup-sh7203.o clock-sh7203.o obj-$(CONFIG_CPU_SUBTYPE_SH7263) += setup-sh7203.o clock-sh7203.o +obj-$(CONFIG_CPU_SUBTYPE_SH7206) += setup-sh7206.o clock-sh7206.o obj-$(CONFIG_CPU_SUBTYPE_MXG) += setup-mxg.o clock-sh7206.o # Pinmux setup diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c new file mode 100644 index 000000000000..020a96fe961a --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c @@ -0,0 +1,85 @@ +/* + * arch/sh/kernel/cpu/sh2a/clock-sh7201.c + * + * SH7201 support for the clock framework + * + * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk> + * + * Based on clock-sh4.c + * Copyright (C) 2005 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <asm/clock.h> +#include <asm/freq.h> +#include <asm/io.h> + +const static int pll1rate[]={1,2,3,4,6,8}; +const static int pfc_divisors[]={1,2,3,4,6,8,12}; +#define ifc_divisors pfc_divisors + +#if (CONFIG_SH_CLK_MD == 0) +#define PLL2 (4) +#elif (CONFIG_SH_CLK_MD == 2) +#define PLL2 (2) +#elif (CONFIG_SH_CLK_MD == 3) +#define PLL2 (1) +#else +#error "Illegal Clock Mode!" +#endif + +static void master_clk_init(struct clk *clk) +{ + clk->rate = 10000000 * PLL2 * pll1rate[(ctrl_inw(FREQCR) >> 8) & 0x0007]; +} + +static struct clk_ops sh7201_master_clk_ops = { + .init = master_clk_init, +}; + +static void module_clk_recalc(struct clk *clk) +{ + int idx = (ctrl_inw(FREQCR) & 0x0007); + clk->rate = clk->parent->rate / pfc_divisors[idx]; +} + +static struct clk_ops sh7201_module_clk_ops = { + .recalc = module_clk_recalc, +}; + +static void bus_clk_recalc(struct clk *clk) +{ + int idx = (ctrl_inw(FREQCR) & 0x0007); + clk->rate = clk->parent->rate / pfc_divisors[idx]; +} + +static struct clk_ops sh7201_bus_clk_ops = { + .recalc = bus_clk_recalc, +}; + +static void cpu_clk_recalc(struct clk *clk) +{ + int idx = ((ctrl_inw(FREQCR) >> 4) & 0x0007); + clk->rate = clk->parent->rate / ifc_divisors[idx]; +} + +static struct clk_ops sh7201_cpu_clk_ops = { + .recalc = cpu_clk_recalc, +}; + +static struct clk_ops *sh7201_clk_ops[] = { + &sh7201_master_clk_ops, + &sh7201_module_clk_ops, + &sh7201_bus_clk_ops, + &sh7201_cpu_clk_ops, +}; + +void __init arch_init_clk_ops(struct clk_ops **ops, int idx) +{ + if (idx < ARRAY_SIZE(sh7201_clk_ops)) + *ops = sh7201_clk_ops[idx]; +} diff --git a/arch/sh/kernel/cpu/sh2a/probe.c b/arch/sh/kernel/cpu/sh2a/probe.c index 6e79132f6f30..e098e2f6aa08 100644 --- a/arch/sh/kernel/cpu/sh2a/probe.c +++ b/arch/sh/kernel/cpu/sh2a/probe.c @@ -18,16 +18,17 @@ int __init detect_cpu_and_cache_system(void) /* All SH-2A CPUs have support for 16 and 32-bit opcodes.. */ boot_cpu_data.flags |= CPU_HAS_OP32; -#if defined(CONFIG_CPU_SUBTYPE_SH7203) +#if defined(CONFIG_CPU_SUBTYPE_SH7201) + boot_cpu_data.type = CPU_SH7201; + boot_cpu_data.flags |= CPU_HAS_FPU; +#elif defined(CONFIG_CPU_SUBTYPE_SH7203) boot_cpu_data.type = CPU_SH7203; - /* SH7203 has an FPU.. */ boot_cpu_data.flags |= CPU_HAS_FPU; #elif defined(CONFIG_CPU_SUBTYPE_SH7263) boot_cpu_data.type = CPU_SH7263; boot_cpu_data.flags |= CPU_HAS_FPU; #elif defined(CONFIG_CPU_SUBTYPE_SH7206) boot_cpu_data.type = CPU_SH7206; - /* While SH7206 has a DSP.. */ boot_cpu_data.flags |= CPU_HAS_DSP; #elif defined(CONFIG_CPU_SUBTYPE_MXG) boot_cpu_data.type = CPU_MXG; diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c new file mode 100644 index 000000000000..0631e421c022 --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c @@ -0,0 +1,331 @@ +/* + * SH7201 setup + * + * Copyright (C) 2008 Peter Griffin pgriffin@mpc-data.co.uk + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/platform_device.h> +#include <linux/init.h> +#include <linux/serial.h> +#include <linux/serial_sci.h> + +enum { + UNUSED = 0, + + /* interrupt sources */ + IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, + PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7, + ADC_ADI, + MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D, + MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F, + MTU2_TGI1A, MTU2_TGI1B, MTU2_TCI1V, MTU2_TCI1U, + MTU2_TGI2A, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U, + MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D, MTU2_TCI3V, + MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D, MTU2_TCI4V, + MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W, + RTC_ARM, RTC_PRD, RTC_CUP, + WDT, + IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI, IIC30_TEI, + IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI, IIC31_TEI, + IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI, IIC32_TEI, + + DMAC0_DMINT0, DMAC1_DMINT1, + DMAC2_DMINT2, DMAC3_DMINT3, + + SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI, + SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI, + SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI, + SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI, + SCIF4_BRI, SCIF4_ERI, SCIF4_RXI, SCIF4_TXI, + SCIF5_BRI, SCIF5_ERI, SCIF5_RXI, SCIF5_TXI, + SCIF6_BRI, SCIF6_ERI, SCIF6_RXI, SCIF6_TXI, + SCIF7_BRI, SCIF7_ERI, SCIF7_RXI, SCIF7_TXI, + + DMAC0_DMINTA, DMAC4_DMINT4, DMAC5_DMINT5, DMAC6_DMINT6, + DMAC7_DMINT7, + + RCAN0_ERS, RCAN0_OVR, + RCAN0_SLE, + RCAN0_RM0, RCAN0_RM1, + + RCAN1_ERS, RCAN1_OVR, + RCAN1_SLE, + RCAN1_RM0, RCAN1_RM1, + + SSI0_SSII, SSI1_SSII, + + TMR0_CMIA0, TMR0_CMIB0, TMR0_OVI0, + TMR1_CMIA1, TMR1_CMIB1, TMR1_OVI1, + + /* interrupt groups */ + + IRQ, PINT, ADC, + MTU20_ABCD, MTU20_VEF, MTU21_AB, MTU21_VU, MTU22_AB, MTU22_VU, + MTU23_ABCD, MTU24_ABCD, MTU25_UVW, + RTC, IIC30, IIC31, IIC32, + SCIF0, SCIF1, SCIF2, SCIF3, SCIF4, SCIF5, SCIF6, SCIF7, + RCAN0, RCAN1, TMR0, TMR1 + +}; + +static struct intc_vect vectors[] __initdata = { + INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65), + INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67), + INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69), + INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71), + INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81), + INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83), + INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85), + INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87), + + INTC_IRQ(ADC_ADI, 92), + + INTC_IRQ(MTU2_TGI0A, 108), INTC_IRQ(MTU2_TGI0B, 109), + INTC_IRQ(MTU2_TGI0C, 110), INTC_IRQ(MTU2_TGI0D, 111), + INTC_IRQ(MTU2_TCI0V, 112), + INTC_IRQ(MTU2_TGI0E, 113), INTC_IRQ(MTU2_TGI0F, 114), + + INTC_IRQ(MTU2_TGI1A, 116), INTC_IRQ(MTU2_TGI1B, 117), + INTC_IRQ(MTU2_TCI1V, 120), INTC_IRQ(MTU2_TCI1U, 121), + + INTC_IRQ(MTU2_TGI2A, 124), INTC_IRQ(MTU2_TGI2B, 125), + INTC_IRQ(MTU2_TCI2V, 128), INTC_IRQ(MTU2_TCI2U, 129), + + INTC_IRQ(MTU2_TGI3A, 132), INTC_IRQ(MTU2_TGI3B, 133), + INTC_IRQ(MTU2_TGI3C, 134), INTC_IRQ(MTU2_TGI3D, 135), + INTC_IRQ(MTU2_TCI3V, 136), + + INTC_IRQ(MTU2_TGI4A, 140), INTC_IRQ(MTU2_TGI4B, 141), + INTC_IRQ(MTU2_TGI4C, 142), INTC_IRQ(MTU2_TGI4D, 143), + INTC_IRQ(MTU2_TCI4V, 144), + + INTC_IRQ(MTU2_TGI5U, 148), INTC_IRQ(MTU2_TGI5V, 149), + INTC_IRQ(MTU2_TGI5W, 150), + + INTC_IRQ(RTC_ARM, 152), INTC_IRQ(RTC_PRD, 153), + INTC_IRQ(RTC_CUP, 154), INTC_IRQ(WDT, 156), + + INTC_IRQ(IIC30_STPI, 157), INTC_IRQ(IIC30_NAKI, 158), + INTC_IRQ(IIC30_RXI, 159), INTC_IRQ(IIC30_TXI, 160), + INTC_IRQ(IIC30_TEI, 161), + + INTC_IRQ(IIC31_STPI, 164), INTC_IRQ(IIC31_NAKI, 165), + INTC_IRQ(IIC31_RXI, 166), INTC_IRQ(IIC31_TXI, 167), + INTC_IRQ(IIC31_TEI, 168), + + INTC_IRQ(IIC32_STPI, 170), INTC_IRQ(IIC32_NAKI, 171), + INTC_IRQ(IIC32_RXI, 172), INTC_IRQ(IIC32_TXI, 173), + INTC_IRQ(IIC32_TEI, 174), + + INTC_IRQ(DMAC0_DMINT0, 176), INTC_IRQ(DMAC1_DMINT1, 177), + INTC_IRQ(DMAC2_DMINT2, 178), INTC_IRQ(DMAC3_DMINT3, 179), + + INTC_IRQ(SCIF0_BRI, 180), INTC_IRQ(SCIF0_ERI, 181), + INTC_IRQ(SCIF0_RXI, 182), INTC_IRQ(SCIF0_TXI, 183), + INTC_IRQ(SCIF1_BRI, 184), INTC_IRQ(SCIF1_ERI, 185), + INTC_IRQ(SCIF1_RXI, 186), INTC_IRQ(SCIF1_TXI, 187), + INTC_IRQ(SCIF2_BRI, 188), INTC_IRQ(SCIF2_ERI, 189), + INTC_IRQ(SCIF2_RXI, 190), INTC_IRQ(SCIF2_TXI, 191), + INTC_IRQ(SCIF3_BRI, 192), INTC_IRQ(SCIF3_ERI, 193), + INTC_IRQ(SCIF3_RXI, 194), INTC_IRQ(SCIF3_TXI, 195), + INTC_IRQ(SCIF4_BRI, 196), INTC_IRQ(SCIF4_ERI, 197), + INTC_IRQ(SCIF4_RXI, 198), INTC_IRQ(SCIF4_TXI, 199), + INTC_IRQ(SCIF5_BRI, 200), INTC_IRQ(SCIF5_ERI, 201), + INTC_IRQ(SCIF5_RXI, 202), INTC_IRQ(SCIF5_TXI, 203), + INTC_IRQ(SCIF6_BRI, 204), INTC_IRQ(SCIF6_ERI, 205), + INTC_IRQ(SCIF6_RXI, 206), INTC_IRQ(SCIF6_TXI, 207), + INTC_IRQ(SCIF7_BRI, 208), INTC_IRQ(SCIF7_ERI, 209), + INTC_IRQ(SCIF7_RXI, 210), INTC_IRQ(SCIF7_TXI, 211), + + INTC_IRQ(DMAC0_DMINTA, 212), INTC_IRQ(DMAC4_DMINT4, 216), + INTC_IRQ(DMAC5_DMINT5, 217), INTC_IRQ(DMAC6_DMINT6, 218), + INTC_IRQ(DMAC7_DMINT7, 219), + + INTC_IRQ(RCAN0_ERS, 228), INTC_IRQ(RCAN0_OVR, 229), + INTC_IRQ(RCAN0_SLE, 230), + INTC_IRQ(RCAN0_RM0, 231), INTC_IRQ(RCAN0_RM1, 232), + + INTC_IRQ(RCAN1_ERS, 234), INTC_IRQ(RCAN1_OVR, 235), + INTC_IRQ(RCAN1_SLE, 236), + INTC_IRQ(RCAN1_RM0, 237), INTC_IRQ(RCAN1_RM1, 238), + + INTC_IRQ(SSI0_SSII, 244), INTC_IRQ(SSI1_SSII, 245), + + INTC_IRQ(TMR0_CMIA0, 246), INTC_IRQ(TMR0_CMIB0, 247), + INTC_IRQ(TMR0_OVI0, 248), + + INTC_IRQ(TMR1_CMIA1, 252), INTC_IRQ(TMR1_CMIB1, 253), + INTC_IRQ(TMR1_OVI1, 254), + +}; + +static struct intc_group groups[] __initdata = { + INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3, + PINT4, PINT5, PINT6, PINT7), + INTC_GROUP(MTU20_ABCD, MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D), + INTC_GROUP(MTU20_VEF, MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F), + + INTC_GROUP(MTU21_AB, MTU2_TGI1A, MTU2_TGI1B), + INTC_GROUP(MTU21_VU, MTU2_TCI1V, MTU2_TCI1U), + INTC_GROUP(MTU22_AB, MTU2_TGI2A, MTU2_TGI2B), + INTC_GROUP(MTU22_VU, MTU2_TCI2V, MTU2_TCI2U), + INTC_GROUP(MTU23_ABCD, MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D), + INTC_GROUP(MTU24_ABCD, MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D), + INTC_GROUP(MTU25_UVW, MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W), + INTC_GROUP(RTC, RTC_ARM, RTC_PRD, RTC_CUP ), + + INTC_GROUP(IIC30, IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI, + IIC30_TEI), + INTC_GROUP(IIC31, IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI, + IIC31_TEI), + INTC_GROUP(IIC32, IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI, + IIC32_TEI), + + INTC_GROUP(SCIF0, SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI), + INTC_GROUP(SCIF1, SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI), + INTC_GROUP(SCIF2, SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI), + INTC_GROUP(SCIF3, SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI), + INTC_GROUP(SCIF4, SCIF4_BRI, SCIF4_ERI, SCIF4_RXI, SCIF4_TXI), + INTC_GROUP(SCIF5, SCIF5_BRI, SCIF5_ERI, SCIF5_RXI, SCIF5_TXI), + INTC_GROUP(SCIF6, SCIF6_BRI, SCIF6_ERI, SCIF6_RXI, SCIF6_TXI), + INTC_GROUP(SCIF7, SCIF7_BRI, SCIF7_ERI, SCIF7_RXI, SCIF7_TXI), + + INTC_GROUP(RCAN0, RCAN0_ERS, RCAN0_OVR, RCAN0_RM0, RCAN0_RM1, + RCAN0_SLE), + INTC_GROUP(RCAN1, RCAN1_ERS, RCAN1_OVR, RCAN1_RM0, RCAN1_RM1, + RCAN1_SLE), + + INTC_GROUP(TMR0, TMR0_CMIA0, TMR0_CMIB0, TMR0_OVI0), + INTC_GROUP(TMR1, TMR1_CMIA1, TMR1_CMIB1, TMR1_OVI1), +}; + +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xfffe9418, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, + { 0xfffe941a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, + { 0xfffe9420, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI, 0 } }, + { 0xfffe9800, 0, 16, 4, /* IPR06 */ { 0, MTU20_ABCD, MTU20_VEF, MTU21_AB } }, + { 0xfffe9802, 0, 16, 4, /* IPR07 */ { MTU21_VU, MTU22_AB, MTU22_VU, MTU23_ABCD } }, + { 0xfffe9804, 0, 16, 4, /* IPR08 */ { MTU2_TCI3V, MTU24_ABCD, MTU2_TCI4V, MTU25_UVW } }, + + { 0xfffe9806, 0, 16, 4, /* IPR09 */ { RTC, WDT, IIC30, 0 } }, + { 0xfffe9808, 0, 16, 4, /* IPR10 */ { IIC31, IIC32, DMAC0_DMINT0, DMAC1_DMINT1 } }, + { 0xfffe980a, 0, 16, 4, /* IPR11 */ { DMAC2_DMINT2, DMAC3_DMINT3, SCIF0 , SCIF1 } }, + { 0xfffe980c, 0, 16, 4, /* IPR12 */ { SCIF2, SCIF3, SCIF4, SCIF5 } }, + { 0xfffe980e, 0, 16, 4, /* IPR13 */ { SCIF6, SCIF7, DMAC0_DMINTA, DMAC4_DMINT4 } }, + { 0xfffe9810, 0, 16, 4, /* IPR14 */ { DMAC5_DMINT5, DMAC6_DMINT6, DMAC7_DMINT7, 0 } }, + { 0xfffe9812, 0, 16, 4, /* IPR15 */ { 0, RCAN0, RCAN1, 0 } }, + { 0xfffe9814, 0, 16, 4, /* IPR16 */ { SSI0_SSII, SSI1_SSII, TMR0, TMR1 } }, +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xfffe9408, 0, 16, /* PINTER */ + { 0, 0, 0, 0, 0, 0, 0, 0, + PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } }, +}; + +static DECLARE_INTC_DESC(intc_desc, "sh7201", vectors, groups, + mask_registers, prio_registers, NULL); + +static struct plat_sci_port sci_platform_data[] = { + { + .mapbase = 0xfffe8000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 181, 182, 183, 180} + }, { + .mapbase = 0xfffe8800, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 185, 186, 187, 184} + }, { + .mapbase = 0xfffe9000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 189, 186, 187, 188} + }, { + .mapbase = 0xfffe9800, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 193, 194, 195, 192} + }, { + .mapbase = 0xfffea000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 196, 198, 199, 196} + }, { + .mapbase = 0xfffea800, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 201, 202, 203, 200} + }, { + .mapbase = 0xfffeb000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 205, 206, 207, 204} + }, { + .mapbase = 0xfffeb800, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 209, 210, 211, 208} + }, { + .flags = 0, + } +}; + +static struct platform_device sci_device = { + .name = "sh-sci", + .id = -1, + .dev = { + .platform_data = sci_platform_data, + }, +}; + +static struct resource rtc_resources[] = { + [0] = { + .start = 0xffff0800, + .end = 0xffff2000 + 0x58 - 1, + .flags = IORESOURCE_IO, + }, + [1] = { + /* Period IRQ */ + .start = 153, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* Carry IRQ */ + .start = 154, + .flags = IORESOURCE_IRQ, + }, + [3] = { + /* Alarm IRQ */ + .start = 152, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device rtc_device = { + .name = "sh-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(rtc_resources), + .resource = rtc_resources, +}; + +static struct platform_device *sh7201_devices[] __initdata = { + &sci_device, + &rtc_device, +}; + +static int __init sh7201_devices_setup(void) +{ + return platform_add_devices(sh7201_devices, + ARRAY_SIZE(sh7201_devices)); +} +__initcall(sh7201_devices_setup); + +void __init plat_irq_setup(void) +{ + register_intc_controller(&intc_desc); +} diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index 3fe482dd05c1..b4106d0c68ec 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -52,7 +52,7 @@ * syscall # * */ -#if defined(CONFIG_KGDB_NMI) +#if defined(CONFIG_KGDB) NMI_VEC = 0x1c0 ! Must catch early for debounce #endif @@ -307,7 +307,7 @@ skip_restore: 6: or k0, k2 ! Set the IMASK-bits ldc k2, ssr ! -#if defined(CONFIG_KGDB_NMI) +#if defined(CONFIG_KGDB) ! Clear in_nmi mov.l 6f, k0 mov #0, k1 @@ -320,7 +320,7 @@ skip_restore: .align 2 5: .long 0x00001000 ! DSP -#ifdef CONFIG_KGDB_NMI +#ifdef CONFIG_KGDB 6: .long in_nmi #endif 7: .long 0x30000000 @@ -376,9 +376,9 @@ tlb_miss: ! .balign 512,0,512 interrupt: - mov.l 2f, k2 mov.l 3f, k3 -#if defined(CONFIG_KGDB_NMI) +#if defined(CONFIG_KGDB) + mov.l 2f, k2 ! Debounce (filter nested NMI) mov.l @k2, k0 mov.l 5f, k1 @@ -390,16 +390,16 @@ interrupt: rte nop .align 2 +2: .long INTEVT 5: .long NMI_VEC 6: .long in_nmi 0: -#endif /* defined(CONFIG_KGDB_NMI) */ +#endif /* defined(CONFIG_KGDB) */ bra handle_exception mov #-1, k2 ! interrupt exception marker .align 2 1: .long EXPEVT -2: .long INTEVT 3: .long ret_from_irq 4: .long ret_from_exception diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S index dac429726899..e5a0de39a2db 100644 --- a/arch/sh/kernel/cpu/sh3/ex.S +++ b/arch/sh/kernel/cpu/sh3/ex.S @@ -26,7 +26,7 @@ #define fpu_error_trap_handler exception_error #endif -#if !defined(CONFIG_KGDB_NMI) +#if !defined(CONFIG_KGDB) #define kgdb_handle_exception exception_error #endif diff --git a/arch/sh/kernel/cpu/sh4/softfloat.c b/arch/sh/kernel/cpu/sh4/softfloat.c index 2b747f3b02bd..42edf2e54e85 100644 --- a/arch/sh/kernel/cpu/sh4/softfloat.c +++ b/arch/sh/kernel/cpu/sh4/softfloat.c @@ -37,6 +37,7 @@ */ #include <linux/kernel.h> #include <cpu/fpu.h> +#include <asm/div64.h> #define LIT64( a ) a##LL @@ -67,16 +68,16 @@ typedef unsigned long long float64; extern void float_raise(unsigned int flags); /* in fpu.c */ extern int float_rounding_mode(void); /* in fpu.c */ -inline bits64 extractFloat64Frac(float64 a); -inline flag extractFloat64Sign(float64 a); -inline int16 extractFloat64Exp(float64 a); -inline int16 extractFloat32Exp(float32 a); -inline flag extractFloat32Sign(float32 a); -inline bits32 extractFloat32Frac(float32 a); -inline float64 packFloat64(flag zSign, int16 zExp, bits64 zSig); -inline void shift64RightJamming(bits64 a, int16 count, bits64 * zPtr); -inline float32 packFloat32(flag zSign, int16 zExp, bits32 zSig); -inline void shift32RightJamming(bits32 a, int16 count, bits32 * zPtr); +bits64 extractFloat64Frac(float64 a); +flag extractFloat64Sign(float64 a); +int16 extractFloat64Exp(float64 a); +int16 extractFloat32Exp(float32 a); +flag extractFloat32Sign(float32 a); +bits32 extractFloat32Frac(float32 a); +float64 packFloat64(flag zSign, int16 zExp, bits64 zSig); +void shift64RightJamming(bits64 a, int16 count, bits64 * zPtr); +float32 packFloat32(flag zSign, int16 zExp, bits32 zSig); +void shift32RightJamming(bits32 a, int16 count, bits32 * zPtr); float64 float64_sub(float64 a, float64 b); float32 float32_sub(float32 a, float32 b); float32 float32_add(float32 a, float32 b); @@ -86,11 +87,11 @@ float32 float32_div(float32 a, float32 b); float32 float32_mul(float32 a, float32 b); float64 float64_mul(float64 a, float64 b); float32 float64_to_float32(float64 a); -inline void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, +void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, bits64 * z1Ptr); -inline void sub128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, +void sub128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, bits64 * z1Ptr); -inline void mul64To128(bits64 a, bits64 b, bits64 * z0Ptr, bits64 * z1Ptr); +void mul64To128(bits64 a, bits64 b, bits64 * z0Ptr, bits64 * z1Ptr); static int8 countLeadingZeros32(bits32 a); static int8 countLeadingZeros64(bits64 a); @@ -110,42 +111,42 @@ static bits64 estimateDiv128To64(bits64 a0, bits64 a1, bits64 b); static void normalizeFloat32Subnormal(bits32 aSig, int16 * zExpPtr, bits32 * zSigPtr); -inline bits64 extractFloat64Frac(float64 a) +bits64 extractFloat64Frac(float64 a) { return a & LIT64(0x000FFFFFFFFFFFFF); } -inline flag extractFloat64Sign(float64 a) +flag extractFloat64Sign(float64 a) { return a >> 63; } -inline int16 extractFloat64Exp(float64 a) +int16 extractFloat64Exp(float64 a) { return (a >> 52) & 0x7FF; } -inline int16 extractFloat32Exp(float32 a) +int16 extractFloat32Exp(float32 a) { return (a >> 23) & 0xFF; } -inline flag extractFloat32Sign(float32 a) +flag extractFloat32Sign(float32 a) { return a >> 31; } -inline bits32 extractFloat32Frac(float32 a) +bits32 extractFloat32Frac(float32 a) { return a & 0x007FFFFF; } -inline float64 packFloat64(flag zSign, int16 zExp, bits64 zSig) +float64 packFloat64(flag zSign, int16 zExp, bits64 zSig) { return (((bits64) zSign) << 63) + (((bits64) zExp) << 52) + zSig; } -inline void shift64RightJamming(bits64 a, int16 count, bits64 * zPtr) +void shift64RightJamming(bits64 a, int16 count, bits64 * zPtr) { bits64 z; @@ -338,12 +339,12 @@ static float64 addFloat64Sigs(float64 a, float64 b, flag zSign) } -inline float32 packFloat32(flag zSign, int16 zExp, bits32 zSig) +float32 packFloat32(flag zSign, int16 zExp, bits32 zSig) { return (((bits32) zSign) << 31) + (((bits32) zExp) << 23) + zSig; } -inline void shift32RightJamming(bits32 a, int16 count, bits32 * zPtr) +void shift32RightJamming(bits32 a, int16 count, bits32 * zPtr) { bits32 z; if (count == 0) { @@ -634,7 +635,7 @@ normalizeFloat64Subnormal(bits64 aSig, int16 * zExpPtr, bits64 * zSigPtr) *zExpPtr = 1 - shiftCount; } -inline void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, +void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, bits64 * z1Ptr) { bits64 z1; @@ -644,7 +645,7 @@ inline void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, *z0Ptr = a0 + b0 + (z1 < a1); } -inline void +void sub128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, bits64 * z1Ptr) { @@ -656,11 +657,14 @@ static bits64 estimateDiv128To64(bits64 a0, bits64 a1, bits64 b) { bits64 b0, b1; bits64 rem0, rem1, term0, term1; - bits64 z; + bits64 z, tmp; if (b <= a0) return LIT64(0xFFFFFFFFFFFFFFFF); b0 = b >> 32; - z = (b0 << 32 <= a0) ? LIT64(0xFFFFFFFF00000000) : (a0 / b0) << 32; + tmp = a0; + do_div(tmp, b0); + + z = (b0 << 32 <= a0) ? LIT64(0xFFFFFFFF00000000) : tmp << 32; mul64To128(b, z, &term0, &term1); sub128(a0, a1, term0, term1, &rem0, &rem1); while (((sbits64) rem0) < 0) { @@ -669,11 +673,13 @@ static bits64 estimateDiv128To64(bits64 a0, bits64 a1, bits64 b) add128(rem0, rem1, b0, b1, &rem0, &rem1); } rem0 = (rem0 << 32) | (rem1 >> 32); - z |= (b0 << 32 <= rem0) ? 0xFFFFFFFF : rem0 / b0; + tmp = rem0; + do_div(tmp, b0); + z |= (b0 << 32 <= rem0) ? 0xFFFFFFFF : tmp; return z; } -inline void mul64To128(bits64 a, bits64 b, bits64 * z0Ptr, bits64 * z1Ptr) +void mul64To128(bits64 a, bits64 b, bits64 * z0Ptr, bits64 * z1Ptr) { bits32 aHigh, aLow, bHigh, bLow; bits64 z0, zMiddleA, zMiddleB, z1; @@ -769,7 +775,8 @@ float32 float32_div(float32 a, float32 b) { flag aSign, bSign, zSign; int16 aExp, bExp, zExp; - bits32 aSig, bSig, zSig; + bits32 aSig, bSig; + uint64_t zSig; aSig = extractFloat32Frac(a); aExp = extractFloat32Exp(a); @@ -804,11 +811,13 @@ float32 float32_div(float32 a, float32 b) aSig >>= 1; ++zExp; } - zSig = (((bits64) aSig) << 32) / bSig; + zSig = (((bits64) aSig) << 32); + do_div(zSig, bSig); + if ((zSig & 0x3F) == 0) { zSig |= (((bits64) bSig) * zSig != ((bits64) aSig) << 32); } - return roundAndPackFloat32(zSign, zExp, zSig); + return roundAndPackFloat32(zSign, zExp, (bits32)zSig); } diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index db913855c2fd..0e174af21874 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -229,7 +229,7 @@ struct frqcr_context sh7722_get_clk_context(const char *name) } /** - * sh7722_find_divisors - find divisor for setting rate + * sh7722_find_div_index - find divisor for setting rate * * All sh7722 clocks use the same set of multipliers/divisors. This function * chooses correct divisor to set the rate of clock with parent clock that @@ -238,7 +238,7 @@ struct frqcr_context sh7722_get_clk_context(const char *name) * @parent_rate: rate of parent clock * @rate: requested rate to be set */ -static int sh7722_find_divisors(unsigned long parent_rate, unsigned rate) +static int sh7722_find_div_index(unsigned long parent_rate, unsigned rate) { unsigned div2 = parent_rate * 2 / rate; int index; @@ -247,12 +247,12 @@ static int sh7722_find_divisors(unsigned long parent_rate, unsigned rate) return -EINVAL; for (index = 1; index < ARRAY_SIZE(divisors2); index++) { - if (div2 > divisors2[index] && div2 <= divisors2[index]) + if (div2 > divisors2[index - 1] && div2 <= divisors2[index]) break; } if (index >= ARRAY_SIZE(divisors2)) index = ARRAY_SIZE(divisors2) - 1; - return divisors2[index]; + return index; } static void sh7722_frqcr_recalc(struct clk *clk) @@ -279,12 +279,12 @@ static int sh7722_frqcr_set_rate(struct clk *clk, unsigned long rate, return -EINVAL; /* look for multiplier/divisor pair */ - div = sh7722_find_divisors(parent_rate, rate); + div = sh7722_find_div_index(parent_rate, rate); if (div<0) return div; /* calculate new value of clock rate */ - clk->rate = parent_rate * 2 / div; + clk->rate = parent_rate * 2 / divisors2[div]; frqcr = ctrl_inl(FRQCR); /* FIXME: adjust as algo_id specifies */ @@ -353,7 +353,7 @@ static int sh7722_frqcr_set_rate(struct clk *clk, unsigned long rate, int part_div; if (likely(!err)) { - part_div = sh7722_find_divisors(parent_rate, + part_div = sh7722_find_div_index(parent_rate, rate); if (part_div > 0) { part_ctx = sh7722_get_clk_context( @@ -394,12 +394,12 @@ static long sh7722_frqcr_round_rate(struct clk *clk, unsigned long rate) int div; /* look for multiplier/divisor pair */ - div = sh7722_find_divisors(parent_rate, rate); + div = sh7722_find_div_index(parent_rate, rate); if (div < 0) return clk->rate; /* calculate new value of clock rate */ - return parent_rate * 2 / div; + return parent_rate * 2 / divisors2[div]; } static struct clk_ops sh7722_frqcr_clk_ops = { @@ -421,7 +421,7 @@ static int sh7722_siu_set_rate(struct clk *clk, unsigned long rate, int algo_id) int div; r = ctrl_inl(clk->arch_flags); - div = sh7722_find_divisors(clk->parent->rate, rate); + div = sh7722_find_div_index(clk->parent->rate, rate); if (div < 0) return div; r = (r & ~0xF) | div; @@ -516,16 +516,19 @@ static struct clk_ops sh7722_video_clk_ops = { static struct clk sh7722_umem_clock = { .name = "umem_clk", .ops = &sh7722_frqcr_clk_ops, + .flags = CLK_RATE_PROPAGATES, }; static struct clk sh7722_sh_clock = { .name = "sh_clk", .ops = &sh7722_frqcr_clk_ops, + .flags = CLK_RATE_PROPAGATES, }; static struct clk sh7722_peripheral_clock = { .name = "peripheral_clk", .ops = &sh7722_frqcr_clk_ops, + .flags = CLK_RATE_PROPAGATES, }; static struct clk sh7722_sdram_clock = { @@ -533,6 +536,11 @@ static struct clk sh7722_sdram_clock = { .ops = &sh7722_frqcr_clk_ops, }; +static struct clk sh7722_r_clock = { + .name = "r_clk", + .rate = 32768, + .flags = CLK_RATE_PROPAGATES, +}; #ifndef CONFIG_CPU_SUBTYPE_SH7343 @@ -567,12 +575,30 @@ static struct clk sh7722_video_clock = { .ops = &sh7722_video_clk_ops, }; -static int sh7722_mstpcr_start_stop(struct clk *clk, unsigned long reg, - int enable) +#define MSTPCR_ARCH_FLAGS(reg, bit) (((reg) << 8) | (bit)) +#define MSTPCR_ARCH_FLAGS_REG(value) ((value) >> 8) +#define MSTPCR_ARCH_FLAGS_BIT(value) ((value) & 0xff) + +static int sh7722_mstpcr_start_stop(struct clk *clk, int enable) { - unsigned long bit = clk->arch_flags; + unsigned long bit = MSTPCR_ARCH_FLAGS_BIT(clk->arch_flags); + unsigned long reg; unsigned long r; + switch(MSTPCR_ARCH_FLAGS_REG(clk->arch_flags)) { + case 0: + reg = MSTPCR0; + break; + case 1: + reg = MSTPCR1; + break; + case 2: + reg = MSTPCR2; + break; + default: + return -EINVAL; + } + r = ctrl_inl(reg); if (enable) @@ -584,96 +610,175 @@ static int sh7722_mstpcr_start_stop(struct clk *clk, unsigned long reg, return 0; } -static void sh7722_mstpcr0_enable(struct clk *clk) -{ - sh7722_mstpcr_start_stop(clk, MSTPCR0, 1); -} - -static void sh7722_mstpcr0_disable(struct clk *clk) -{ - sh7722_mstpcr_start_stop(clk, MSTPCR0, 0); -} - -static void sh7722_mstpcr1_enable(struct clk *clk) -{ - sh7722_mstpcr_start_stop(clk, MSTPCR1, 1); -} - -static void sh7722_mstpcr1_disable(struct clk *clk) +static void sh7722_mstpcr_enable(struct clk *clk) { - sh7722_mstpcr_start_stop(clk, MSTPCR1, 0); + sh7722_mstpcr_start_stop(clk, 1); } -static void sh7722_mstpcr2_enable(struct clk *clk) +static void sh7722_mstpcr_disable(struct clk *clk) { - sh7722_mstpcr_start_stop(clk, MSTPCR2, 1); + sh7722_mstpcr_start_stop(clk, 0); } -static void sh7722_mstpcr2_disable(struct clk *clk) +static void sh7722_mstpcr_recalc(struct clk *clk) { - sh7722_mstpcr_start_stop(clk, MSTPCR2, 0); + if (clk->parent) + clk->rate = clk->parent->rate; } -static struct clk_ops sh7722_mstpcr0_clk_ops = { - .enable = sh7722_mstpcr0_enable, - .disable = sh7722_mstpcr0_disable, -}; - -static struct clk_ops sh7722_mstpcr1_clk_ops = { - .enable = sh7722_mstpcr1_enable, - .disable = sh7722_mstpcr1_disable, +static struct clk_ops sh7722_mstpcr_clk_ops = { + .enable = sh7722_mstpcr_enable, + .disable = sh7722_mstpcr_disable, + .recalc = sh7722_mstpcr_recalc, }; -static struct clk_ops sh7722_mstpcr2_clk_ops = { - .enable = sh7722_mstpcr2_enable, - .disable = sh7722_mstpcr2_disable, -}; - -#define DECLARE_MSTPCRN(regnr, bitnr, bitstr) \ -{ \ - .name = "mstp" __stringify(regnr) bitstr, \ - .arch_flags = bitnr, \ - .ops = &sh7722_mstpcr ## regnr ## _clk_ops, \ +#define MSTPCR(_name, _parent, regnr, bitnr) \ +{ \ + .name = _name, \ + .arch_flags = MSTPCR_ARCH_FLAGS(regnr, bitnr), \ + .ops = (void *)_parent, \ } -#define DECLARE_MSTPCR(regnr) \ - DECLARE_MSTPCRN(regnr, 31, "31"), \ - DECLARE_MSTPCRN(regnr, 30, "30"), \ - DECLARE_MSTPCRN(regnr, 29, "29"), \ - DECLARE_MSTPCRN(regnr, 28, "28"), \ - DECLARE_MSTPCRN(regnr, 27, "27"), \ - DECLARE_MSTPCRN(regnr, 26, "26"), \ - DECLARE_MSTPCRN(regnr, 25, "25"), \ - DECLARE_MSTPCRN(regnr, 24, "24"), \ - DECLARE_MSTPCRN(regnr, 23, "23"), \ - DECLARE_MSTPCRN(regnr, 22, "22"), \ - DECLARE_MSTPCRN(regnr, 21, "21"), \ - DECLARE_MSTPCRN(regnr, 20, "20"), \ - DECLARE_MSTPCRN(regnr, 19, "19"), \ - DECLARE_MSTPCRN(regnr, 18, "18"), \ - DECLARE_MSTPCRN(regnr, 17, "17"), \ - DECLARE_MSTPCRN(regnr, 16, "16"), \ - DECLARE_MSTPCRN(regnr, 15, "15"), \ - DECLARE_MSTPCRN(regnr, 14, "14"), \ - DECLARE_MSTPCRN(regnr, 13, "13"), \ - DECLARE_MSTPCRN(regnr, 12, "12"), \ - DECLARE_MSTPCRN(regnr, 11, "11"), \ - DECLARE_MSTPCRN(regnr, 10, "10"), \ - DECLARE_MSTPCRN(regnr, 9, "09"), \ - DECLARE_MSTPCRN(regnr, 8, "08"), \ - DECLARE_MSTPCRN(regnr, 7, "07"), \ - DECLARE_MSTPCRN(regnr, 6, "06"), \ - DECLARE_MSTPCRN(regnr, 5, "05"), \ - DECLARE_MSTPCRN(regnr, 4, "04"), \ - DECLARE_MSTPCRN(regnr, 3, "03"), \ - DECLARE_MSTPCRN(regnr, 2, "02"), \ - DECLARE_MSTPCRN(regnr, 1, "01"), \ - DECLARE_MSTPCRN(regnr, 0, "00") - -static struct clk sh7722_mstpcr[] = { - DECLARE_MSTPCR(0), - DECLARE_MSTPCR(1), - DECLARE_MSTPCR(2), +static struct clk sh7722_mstpcr_clocks[] = { +#if defined(CONFIG_CPU_SUBTYPE_SH7722) + MSTPCR("uram0", "umem_clk", 0, 28), + MSTPCR("xymem0", "bus_clk", 0, 26), + MSTPCR("tmu0", "peripheral_clk", 0, 15), + MSTPCR("cmt0", "r_clk", 0, 14), + MSTPCR("rwdt0", "r_clk", 0, 13), + MSTPCR("flctl0", "peripheral_clk", 0, 10), + MSTPCR("scif0", "peripheral_clk", 0, 7), + MSTPCR("scif1", "peripheral_clk", 0, 6), + MSTPCR("scif2", "peripheral_clk", 0, 5), + MSTPCR("i2c0", "peripheral_clk", 1, 9), + MSTPCR("rtc0", "r_clk", 1, 8), + MSTPCR("sdhi0", "peripheral_clk", 2, 18), + MSTPCR("keysc0", "r_clk", 2, 14), + MSTPCR("usbf0", "peripheral_clk", 2, 11), + MSTPCR("2dg0", "bus_clk", 2, 9), + MSTPCR("siu0", "bus_clk", 2, 8), + MSTPCR("vou0", "bus_clk", 2, 5), + MSTPCR("jpu0", "bus_clk", 2, 6), + MSTPCR("beu0", "bus_clk", 2, 4), + MSTPCR("ceu0", "bus_clk", 2, 3), + MSTPCR("veu0", "bus_clk", 2, 2), + MSTPCR("vpu0", "bus_clk", 2, 1), + MSTPCR("lcdc0", "bus_clk", 2, 0), +#endif +#if defined(CONFIG_CPU_SUBTYPE_SH7723) + /* See page 60 of Datasheet V1.0: Overview -> Block Diagram */ + MSTPCR("tlb0", "cpu_clk", 0, 31), + MSTPCR("ic0", "cpu_clk", 0, 30), + MSTPCR("oc0", "cpu_clk", 0, 29), + MSTPCR("l2c0", "sh_clk", 0, 28), + MSTPCR("ilmem0", "cpu_clk", 0, 27), + MSTPCR("fpu0", "cpu_clk", 0, 24), + MSTPCR("intc0", "cpu_clk", 0, 22), + MSTPCR("dmac0", "bus_clk", 0, 21), + MSTPCR("sh0", "sh_clk", 0, 20), + MSTPCR("hudi0", "peripheral_clk", 0, 19), + MSTPCR("ubc0", "cpu_clk", 0, 17), + MSTPCR("tmu0", "peripheral_clk", 0, 15), + MSTPCR("cmt0", "r_clk", 0, 14), + MSTPCR("rwdt0", "r_clk", 0, 13), + MSTPCR("dmac1", "bus_clk", 0, 12), + MSTPCR("tmu1", "peripheral_clk", 0, 11), + MSTPCR("flctl0", "peripheral_clk", 0, 10), + MSTPCR("scif0", "peripheral_clk", 0, 9), + MSTPCR("scif1", "peripheral_clk", 0, 8), + MSTPCR("scif2", "peripheral_clk", 0, 7), + MSTPCR("scif3", "bus_clk", 0, 6), + MSTPCR("scif4", "bus_clk", 0, 5), + MSTPCR("scif5", "bus_clk", 0, 4), + MSTPCR("msiof0", "bus_clk", 0, 2), + MSTPCR("msiof1", "bus_clk", 0, 1), + MSTPCR("meram0", "sh_clk", 0, 0), + MSTPCR("i2c0", "peripheral_clk", 1, 9), + MSTPCR("rtc0", "r_clk", 1, 8), + MSTPCR("atapi0", "sh_clk", 2, 28), + MSTPCR("adc0", "peripheral_clk", 2, 28), + MSTPCR("tpu0", "bus_clk", 2, 25), + MSTPCR("irda0", "peripheral_clk", 2, 24), + MSTPCR("tsif0", "bus_clk", 2, 22), + MSTPCR("icb0", "bus_clk", 2, 21), + MSTPCR("sdhi0", "bus_clk", 2, 18), + MSTPCR("sdhi1", "bus_clk", 2, 17), + MSTPCR("keysc0", "r_clk", 2, 14), + MSTPCR("usb0", "bus_clk", 2, 11), + MSTPCR("2dg0", "bus_clk", 2, 10), + MSTPCR("siu0", "bus_clk", 2, 8), + MSTPCR("veu1", "bus_clk", 2, 6), + MSTPCR("vou0", "bus_clk", 2, 5), + MSTPCR("beu0", "bus_clk", 2, 4), + MSTPCR("ceu0", "bus_clk", 2, 3), + MSTPCR("veu0", "bus_clk", 2, 2), + MSTPCR("vpu0", "bus_clk", 2, 1), + MSTPCR("lcdc0", "bus_clk", 2, 0), +#endif +#if defined(CONFIG_CPU_SUBTYPE_SH7343) + MSTPCR("uram0", "umem_clk", 0, 28), + MSTPCR("xymem0", "bus_clk", 0, 26), + MSTPCR("tmu0", "peripheral_clk", 0, 15), + MSTPCR("cmt0", "r_clk", 0, 14), + MSTPCR("rwdt0", "r_clk", 0, 13), + MSTPCR("scif0", "peripheral_clk", 0, 7), + MSTPCR("scif1", "peripheral_clk", 0, 6), + MSTPCR("scif2", "peripheral_clk", 0, 5), + MSTPCR("scif3", "peripheral_clk", 0, 4), + MSTPCR("i2c0", "peripheral_clk", 1, 9), + MSTPCR("i2c1", "peripheral_clk", 1, 8), + MSTPCR("sdhi0", "peripheral_clk", 2, 18), + MSTPCR("keysc0", "r_clk", 2, 14), + MSTPCR("usbf0", "peripheral_clk", 2, 11), + MSTPCR("siu0", "bus_clk", 2, 8), + MSTPCR("jpu0", "bus_clk", 2, 6), + MSTPCR("vou0", "bus_clk", 2, 5), + MSTPCR("beu0", "bus_clk", 2, 4), + MSTPCR("ceu0", "bus_clk", 2, 3), + MSTPCR("veu0", "bus_clk", 2, 2), + MSTPCR("vpu0", "bus_clk", 2, 1), + MSTPCR("lcdc0", "bus_clk", 2, 0), +#endif +#if defined(CONFIG_CPU_SUBTYPE_SH7366) + /* See page 52 of Datasheet V0.40: Overview -> Block Diagram */ + MSTPCR("tlb0", "cpu_clk", 0, 31), + MSTPCR("ic0", "cpu_clk", 0, 30), + MSTPCR("oc0", "cpu_clk", 0, 29), + MSTPCR("rsmem0", "sh_clk", 0, 28), + MSTPCR("xymem0", "cpu_clk", 0, 26), + MSTPCR("intc30", "peripheral_clk", 0, 23), + MSTPCR("intc0", "peripheral_clk", 0, 22), + MSTPCR("dmac0", "bus_clk", 0, 21), + MSTPCR("sh0", "sh_clk", 0, 20), + MSTPCR("hudi0", "peripheral_clk", 0, 19), + MSTPCR("ubc0", "cpu_clk", 0, 17), + MSTPCR("tmu0", "peripheral_clk", 0, 15), + MSTPCR("cmt0", "r_clk", 0, 14), + MSTPCR("rwdt0", "r_clk", 0, 13), + MSTPCR("flctl0", "peripheral_clk", 0, 10), + MSTPCR("scif0", "peripheral_clk", 0, 7), + MSTPCR("scif1", "bus_clk", 0, 6), + MSTPCR("scif2", "bus_clk", 0, 5), + MSTPCR("msiof0", "peripheral_clk", 0, 2), + MSTPCR("sbr0", "peripheral_clk", 0, 1), + MSTPCR("i2c0", "peripheral_clk", 1, 9), + MSTPCR("icb0", "bus_clk", 2, 27), + MSTPCR("meram0", "sh_clk", 2, 26), + MSTPCR("dacc0", "peripheral_clk", 2, 24), + MSTPCR("dacy0", "peripheral_clk", 2, 23), + MSTPCR("tsif0", "bus_clk", 2, 22), + MSTPCR("sdhi0", "bus_clk", 2, 18), + MSTPCR("mmcif0", "bus_clk", 2, 17), + MSTPCR("usb0", "bus_clk", 2, 11), + MSTPCR("siu0", "bus_clk", 2, 8), + MSTPCR("veu1", "bus_clk", 2, 7), + MSTPCR("vou0", "bus_clk", 2, 5), + MSTPCR("beu0", "bus_clk", 2, 4), + MSTPCR("ceu0", "bus_clk", 2, 3), + MSTPCR("veu0", "bus_clk", 2, 2), + MSTPCR("vpu0", "bus_clk", 2, 1), + MSTPCR("lcdc0", "bus_clk", 2, 0), +#endif }; static struct clk *sh7722_clocks[] = { @@ -710,21 +815,30 @@ arch_init_clk_ops(struct clk_ops **ops, int type) int __init arch_clk_init(void) { - struct clk *master; + struct clk *clk; int i; - master = clk_get(NULL, "master_clk"); + clk = clk_get(NULL, "master_clk"); for (i = 0; i < ARRAY_SIZE(sh7722_clocks); i++) { pr_debug( "Registering clock '%s'\n", sh7722_clocks[i]->name); - sh7722_clocks[i]->parent = master; + sh7722_clocks[i]->parent = clk; clk_register(sh7722_clocks[i]); } - clk_put(master); - - for (i = 0; i < ARRAY_SIZE(sh7722_mstpcr); i++) { - pr_debug( "Registering mstpcr '%s'\n", sh7722_mstpcr[i].name); - clk_register(&sh7722_mstpcr[i]); + clk_put(clk); + + clk_register(&sh7722_r_clock); + + for (i = 0; i < ARRAY_SIZE(sh7722_mstpcr_clocks); i++) { + pr_debug( "Registering mstpcr clock '%s'\n", + sh7722_mstpcr_clocks[i].name); + clk = clk_get(NULL, (void *) sh7722_mstpcr_clocks[i].ops); + sh7722_mstpcr_clocks[i].parent = clk; + sh7722_mstpcr_clocks[i].ops = &sh7722_mstpcr_clk_ops; + clk_register(&sh7722_mstpcr_clocks[i]); + clk_put(clk); } + clk_recalc_rate(&sh7722_r_clock); /* make sure rate gets propagated */ + return 0; } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c index 78881b4214da..0623e377f488 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c @@ -30,6 +30,7 @@ static struct resource iic0_resources[] = { static struct platform_device iic0_device = { .name = "i2c-sh_mobile", + .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic0_resources), .resource = iic0_resources, }; @@ -50,6 +51,7 @@ static struct resource iic1_resources[] = { static struct platform_device iic1_device = { .name = "i2c-sh_mobile", + .id = 1, /* "i2c1" clock */ .num_resources = ARRAY_SIZE(iic1_resources), .resource = iic1_resources, }; @@ -115,7 +117,22 @@ static struct plat_sci_port sci_platform_data[] = { .mapbase = 0xffe00000, .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, - .irqs = { 80, 81, 83, 82 }, + .irqs = { 80, 80, 80, 80 }, + }, { + .mapbase = 0xffe10000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 81, 81, 81, 81 }, + }, { + .mapbase = 0xffe20000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 82, 82, 82, 82 }, + }, { + .mapbase = 0xffe30000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 83, 83, 83, 83 }, }, { .flags = 0, } @@ -139,18 +156,10 @@ static struct platform_device *sh7343_devices[] __initdata = { static int __init sh7343_devices_setup(void) { - clk_always_enable("mstp031"); /* TLB */ - clk_always_enable("mstp030"); /* IC */ - clk_always_enable("mstp029"); /* OC */ - clk_always_enable("mstp028"); /* URAM */ - clk_always_enable("mstp026"); /* XYMEM */ - clk_always_enable("mstp023"); /* INTC3 */ - clk_always_enable("mstp022"); /* INTC */ - clk_always_enable("mstp020"); /* SuperHyway */ - clk_always_enable("mstp109"); /* I2C0 */ - clk_always_enable("mstp108"); /* I2C1 */ - clk_always_enable("mstp202"); /* VEU */ - clk_always_enable("mstp201"); /* VPU */ + clk_always_enable("uram0"); /* URAM */ + clk_always_enable("xymem0"); /* XYMEM */ + clk_always_enable("veu0"); /* VEU */ + clk_always_enable("vpu0"); /* VPU */ platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20); platform_resource_setup_memory(&veu_device, "veu", 2 << 20); @@ -171,7 +180,7 @@ enum { MMC_ERR, MMC_TRAN, MMC_FSTAT, MMC_FRDY, DMAC4, DMAC5, DMAC_DADERR, KEYSC, - SCIF, SCIF1, SCIF2, SCIF3, SCIF4, + SCIF, SCIF1, SCIF2, SCIF3, SIOF0, SIOF1, SIO, FLCTL_FLSTEI, FLCTL_FLENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I, I2C0_ALI, I2C0_TACKI, I2C0_WAITI, I2C0_DTEI, diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c index e17db39b97aa..839ae97a7fd2 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c @@ -32,6 +32,7 @@ static struct resource iic_resources[] = { static struct platform_device iic_device = { .name = "i2c-sh_mobile", + .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic_resources), .resource = iic_resources, }; @@ -176,19 +177,11 @@ static struct platform_device *sh7366_devices[] __initdata = { static int __init sh7366_devices_setup(void) { - clk_always_enable("mstp031"); /* TLB */ - clk_always_enable("mstp030"); /* IC */ - clk_always_enable("mstp029"); /* OC */ - clk_always_enable("mstp028"); /* RSMEM */ - clk_always_enable("mstp026"); /* XYMEM */ - clk_always_enable("mstp023"); /* INTC3 */ - clk_always_enable("mstp022"); /* INTC */ - clk_always_enable("mstp020"); /* SuperHyway */ - clk_always_enable("mstp109"); /* I2C */ - clk_always_enable("mstp211"); /* USB */ - clk_always_enable("mstp207"); /* VEU-2 */ - clk_always_enable("mstp202"); /* VEU-1 */ - clk_always_enable("mstp201"); /* VPU */ + clk_always_enable("rsmem0"); /* RSMEM */ + clk_always_enable("xymem0"); /* XYMEM */ + clk_always_enable("veu1"); /* VEU-2 */ + clk_always_enable("veu0"); /* VEU-1 */ + clk_always_enable("vpu0"); /* VPU */ platform_resource_setup_memory(&vpu_device, "vpu", 2 << 20); platform_resource_setup_memory(&veu0_device, "veu0", 2 << 20); diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index ef77ee1d9f53..50cf6838ec41 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -62,7 +62,7 @@ static struct resource usbf_resources[] = { static struct platform_device usbf_device = { .name = "m66592_udc", - .id = -1, + .id = 0, /* "usbf0" clock */ .dev = { .dma_mask = NULL, .coherent_dma_mask = 0xffffffff, @@ -87,6 +87,7 @@ static struct resource iic_resources[] = { static struct platform_device iic_device = { .name = "i2c-sh_mobile", + .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic_resources), .resource = iic_resources, }; @@ -147,6 +148,34 @@ static struct platform_device veu_device = { .num_resources = ARRAY_SIZE(veu_resources), }; +static struct uio_info jpu_platform_data = { + .name = "JPU", + .version = "0", + .irq = 27, +}; + +static struct resource jpu_resources[] = { + [0] = { + .name = "JPU", + .start = 0xfea00000, + .end = 0xfea102d0, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device jpu_device = { + .name = "uio_pdrv_genirq", + .id = 2, + .dev = { + .platform_data = &jpu_platform_data, + }, + .resource = jpu_resources, + .num_resources = ARRAY_SIZE(jpu_resources), +}; + static struct plat_sci_port sci_platform_data[] = { { .mapbase = 0xffe00000, @@ -186,24 +215,21 @@ static struct platform_device *sh7722_devices[] __initdata = { &sci_device, &vpu_device, &veu_device, + &jpu_device, }; static int __init sh7722_devices_setup(void) { - clk_always_enable("mstp031"); /* TLB */ - clk_always_enable("mstp030"); /* IC */ - clk_always_enable("mstp029"); /* OC */ - clk_always_enable("mstp028"); /* URAM */ - clk_always_enable("mstp026"); /* XYMEM */ - clk_always_enable("mstp022"); /* INTC */ - clk_always_enable("mstp020"); /* SuperHyway */ - clk_always_enable("mstp109"); /* I2C */ - clk_always_enable("mstp211"); /* USB */ - clk_always_enable("mstp202"); /* VEU */ - clk_always_enable("mstp201"); /* VPU */ + clk_always_enable("uram0"); /* URAM */ + clk_always_enable("xymem0"); /* XYMEM */ + clk_always_enable("rtc0"); /* RTC */ + clk_always_enable("veu0"); /* VEU */ + clk_always_enable("vpu0"); /* VPU */ + clk_always_enable("jpu0"); /* JPU */ platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20); platform_resource_setup_memory(&veu_device, "veu", 2 << 20); + platform_resource_setup_memory(&jpu_device, "jpu", 2 << 20); return platform_add_devices(sh7722_devices, ARRAY_SIZE(sh7722_devices)); diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c index 6d9e6972cfc9..849770d780ae 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c @@ -215,6 +215,7 @@ static struct resource iic_resources[] = { static struct platform_device iic_device = { .name = "i2c-sh_mobile", + .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic_resources), .resource = iic_resources, }; @@ -231,19 +232,11 @@ static struct platform_device *sh7723_devices[] __initdata = { static int __init sh7723_devices_setup(void) { - clk_always_enable("mstp031"); /* TLB */ - clk_always_enable("mstp030"); /* IC */ - clk_always_enable("mstp029"); /* OC */ - clk_always_enable("mstp024"); /* FPU */ - clk_always_enable("mstp022"); /* INTC */ - clk_always_enable("mstp020"); /* SuperHyway */ - clk_always_enable("mstp000"); /* MERAM */ - clk_always_enable("mstp109"); /* I2C */ - clk_always_enable("mstp108"); /* RTC */ - clk_always_enable("mstp211"); /* USB */ - clk_always_enable("mstp206"); /* VEU2H1 */ - clk_always_enable("mstp202"); /* VEU2H0 */ - clk_always_enable("mstp201"); /* VPU */ + clk_always_enable("meram0"); /* MERAM */ + clk_always_enable("rtc0"); /* RTC */ + clk_always_enable("veu1"); /* VEU2H1 */ + clk_always_enable("veu0"); /* VEU2H0 */ + clk_always_enable("vpu0"); /* VPU */ platform_resource_setup_memory(&vpu_device, "vpu", 2 << 20); platform_resource_setup_memory(&veu0_device, "veu0", 2 << 20); diff --git a/arch/sh/kernel/debugtraps.S b/arch/sh/kernel/debugtraps.S index 13b66746410a..591741383ee6 100644 --- a/arch/sh/kernel/debugtraps.S +++ b/arch/sh/kernel/debugtraps.S @@ -3,7 +3,7 @@ * * Debug trap jump tables for SuperH * - * Copyright (C) 2006 Paul Mundt + * Copyright (C) 2006 - 2008 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -12,12 +12,13 @@ #include <linux/sys.h> #include <linux/linkage.h> -#if !defined(CONFIG_SH_KGDB) -#define kgdb_handle_exception debug_trap_handler +#if !defined(CONFIG_KGDB) +#define breakpoint_trap_handler debug_trap_handler +#define singlestep_trap_handler debug_trap_handler #endif #if !defined(CONFIG_SH_STANDARD_BIOS) -#define sh_bios_handler debug_trap_handler +#define sh_bios_handler debug_trap_handler #endif .data @@ -35,7 +36,7 @@ ENTRY(debug_trap_table) .long debug_trap_handler /* 0x39 */ .long debug_trap_handler /* 0x3a */ .long debug_trap_handler /* 0x3b */ - .long kgdb_handle_exception /* 0x3c */ - .long debug_trap_handler /* 0x3d */ + .long breakpoint_trap_handler /* 0x3c */ + .long singlestep_trap_handler /* 0x3d */ .long bug_trap_handler /* 0x3e */ .long sh_bios_handler /* 0x3f */ diff --git a/arch/sh/kernel/disassemble.c b/arch/sh/kernel/disassemble.c new file mode 100644 index 000000000000..64d5d8dded7c --- /dev/null +++ b/arch/sh/kernel/disassemble.c @@ -0,0 +1,573 @@ +/* + * Disassemble SuperH instructions. + * + * Copyright (C) 1999 kaz Kojima + * Copyright (C) 2008 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/uaccess.h> + +/* + * Format of an instruction in memory. + */ +typedef enum { + HEX_0, HEX_1, HEX_2, HEX_3, HEX_4, HEX_5, HEX_6, HEX_7, + HEX_8, HEX_9, HEX_A, HEX_B, HEX_C, HEX_D, HEX_E, HEX_F, + REG_N, REG_M, REG_NM, REG_B, + BRANCH_12, BRANCH_8, + DISP_8, DISP_4, + IMM_4, IMM_4BY2, IMM_4BY4, PCRELIMM_8BY2, PCRELIMM_8BY4, + IMM_8, IMM_8BY2, IMM_8BY4, +} sh_nibble_type; + +typedef enum { + A_END, A_BDISP12, A_BDISP8, + A_DEC_M, A_DEC_N, + A_DISP_GBR, A_DISP_PC, A_DISP_REG_M, A_DISP_REG_N, + A_GBR, + A_IMM, + A_INC_M, A_INC_N, + A_IND_M, A_IND_N, A_IND_R0_REG_M, A_IND_R0_REG_N, + A_MACH, A_MACL, + A_PR, A_R0, A_R0_GBR, A_REG_M, A_REG_N, A_REG_B, + A_SR, A_VBR, A_SSR, A_SPC, A_SGR, A_DBR, + F_REG_N, F_REG_M, D_REG_N, D_REG_M, + X_REG_N, /* Only used for argument parsing */ + X_REG_M, /* Only used for argument parsing */ + DX_REG_N, DX_REG_M, V_REG_N, V_REG_M, + FD_REG_N, + XMTRX_M4, + F_FR0, + FPUL_N, FPUL_M, FPSCR_N, FPSCR_M, +} sh_arg_type; + +static struct sh_opcode_info { + char *name; + sh_arg_type arg[7]; + sh_nibble_type nibbles[4]; +} sh_table[] = { + {"add",{A_IMM,A_REG_N},{HEX_7,REG_N,IMM_8}}, + {"add",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_C}}, + {"addc",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_E}}, + {"addv",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_F}}, + {"and",{A_IMM,A_R0},{HEX_C,HEX_9,IMM_8}}, + {"and",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_9}}, + {"and.b",{A_IMM,A_R0_GBR},{HEX_C,HEX_D,IMM_8}}, + {"bra",{A_BDISP12},{HEX_A,BRANCH_12}}, + {"bsr",{A_BDISP12},{HEX_B,BRANCH_12}}, + {"bt",{A_BDISP8},{HEX_8,HEX_9,BRANCH_8}}, + {"bf",{A_BDISP8},{HEX_8,HEX_B,BRANCH_8}}, + {"bt.s",{A_BDISP8},{HEX_8,HEX_D,BRANCH_8}}, + {"bt/s",{A_BDISP8},{HEX_8,HEX_D,BRANCH_8}}, + {"bf.s",{A_BDISP8},{HEX_8,HEX_F,BRANCH_8}}, + {"bf/s",{A_BDISP8},{HEX_8,HEX_F,BRANCH_8}}, + {"clrmac",{0},{HEX_0,HEX_0,HEX_2,HEX_8}}, + {"clrs",{0},{HEX_0,HEX_0,HEX_4,HEX_8}}, + {"clrt",{0},{HEX_0,HEX_0,HEX_0,HEX_8}}, + {"cmp/eq",{A_IMM,A_R0},{HEX_8,HEX_8,IMM_8}}, + {"cmp/eq",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_0}}, + {"cmp/ge",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_3}}, + {"cmp/gt",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_7}}, + {"cmp/hi",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_6}}, + {"cmp/hs",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_2}}, + {"cmp/pl",{A_REG_N},{HEX_4,REG_N,HEX_1,HEX_5}}, + {"cmp/pz",{A_REG_N},{HEX_4,REG_N,HEX_1,HEX_1}}, + {"cmp/str",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_C}}, + {"div0s",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_7}}, + {"div0u",{0},{HEX_0,HEX_0,HEX_1,HEX_9}}, + {"div1",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_4}}, + {"exts.b",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_E}}, + {"exts.w",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_F}}, + {"extu.b",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_C}}, + {"extu.w",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_D}}, + {"jmp",{A_IND_N},{HEX_4,REG_N,HEX_2,HEX_B}}, + {"jsr",{A_IND_N},{HEX_4,REG_N,HEX_0,HEX_B}}, + {"ldc",{A_REG_N,A_SR},{HEX_4,REG_N,HEX_0,HEX_E}}, + {"ldc",{A_REG_N,A_GBR},{HEX_4,REG_N,HEX_1,HEX_E}}, + {"ldc",{A_REG_N,A_VBR},{HEX_4,REG_N,HEX_2,HEX_E}}, + {"ldc",{A_REG_N,A_SSR},{HEX_4,REG_N,HEX_3,HEX_E}}, + {"ldc",{A_REG_N,A_SPC},{HEX_4,REG_N,HEX_4,HEX_E}}, + {"ldc",{A_REG_N,A_DBR},{HEX_4,REG_N,HEX_7,HEX_E}}, + {"ldc",{A_REG_N,A_REG_B},{HEX_4,REG_N,REG_B,HEX_E}}, + {"ldc.l",{A_INC_N,A_SR},{HEX_4,REG_N,HEX_0,HEX_7}}, + {"ldc.l",{A_INC_N,A_GBR},{HEX_4,REG_N,HEX_1,HEX_7}}, + {"ldc.l",{A_INC_N,A_VBR},{HEX_4,REG_N,HEX_2,HEX_7}}, + {"ldc.l",{A_INC_N,A_SSR},{HEX_4,REG_N,HEX_3,HEX_7}}, + {"ldc.l",{A_INC_N,A_SPC},{HEX_4,REG_N,HEX_4,HEX_7}}, + {"ldc.l",{A_INC_N,A_DBR},{HEX_4,REG_N,HEX_7,HEX_7}}, + {"ldc.l",{A_INC_N,A_REG_B},{HEX_4,REG_N,REG_B,HEX_7}}, + {"lds",{A_REG_N,A_MACH},{HEX_4,REG_N,HEX_0,HEX_A}}, + {"lds",{A_REG_N,A_MACL},{HEX_4,REG_N,HEX_1,HEX_A}}, + {"lds",{A_REG_N,A_PR},{HEX_4,REG_N,HEX_2,HEX_A}}, + {"lds",{A_REG_M,FPUL_N},{HEX_4,REG_M,HEX_5,HEX_A}}, + {"lds",{A_REG_M,FPSCR_N},{HEX_4,REG_M,HEX_6,HEX_A}}, + {"lds.l",{A_INC_N,A_MACH},{HEX_4,REG_N,HEX_0,HEX_6}}, + {"lds.l",{A_INC_N,A_MACL},{HEX_4,REG_N,HEX_1,HEX_6}}, + {"lds.l",{A_INC_N,A_PR},{HEX_4,REG_N,HEX_2,HEX_6}}, + {"lds.l",{A_INC_M,FPUL_N},{HEX_4,REG_M,HEX_5,HEX_6}}, + {"lds.l",{A_INC_M,FPSCR_N},{HEX_4,REG_M,HEX_6,HEX_6}}, + {"ldtlb",{0},{HEX_0,HEX_0,HEX_3,HEX_8}}, + {"mac.w",{A_INC_M,A_INC_N},{HEX_4,REG_N,REG_M,HEX_F}}, + {"mov",{A_IMM,A_REG_N},{HEX_E,REG_N,IMM_8}}, + {"mov",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_3}}, + {"mov.b",{ A_REG_M,A_IND_R0_REG_N},{HEX_0,REG_N,REG_M,HEX_4}}, + {"mov.b",{ A_REG_M,A_DEC_N},{HEX_2,REG_N,REG_M,HEX_4}}, + {"mov.b",{ A_REG_M,A_IND_N},{HEX_2,REG_N,REG_M,HEX_0}}, + {"mov.b",{A_DISP_REG_M,A_R0},{HEX_8,HEX_4,REG_M,IMM_4}}, + {"mov.b",{A_DISP_GBR,A_R0},{HEX_C,HEX_4,IMM_8}}, + {"mov.b",{A_IND_R0_REG_M,A_REG_N},{HEX_0,REG_N,REG_M,HEX_C}}, + {"mov.b",{A_INC_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_4}}, + {"mov.b",{A_IND_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_0}}, + {"mov.b",{A_R0,A_DISP_REG_M},{HEX_8,HEX_0,REG_M,IMM_4}}, + {"mov.b",{A_R0,A_DISP_GBR},{HEX_C,HEX_0,IMM_8}}, + {"mov.l",{ A_REG_M,A_DISP_REG_N},{HEX_1,REG_N,REG_M,IMM_4BY4}}, + {"mov.l",{ A_REG_M,A_IND_R0_REG_N},{HEX_0,REG_N,REG_M,HEX_6}}, + {"mov.l",{ A_REG_M,A_DEC_N},{HEX_2,REG_N,REG_M,HEX_6}}, + {"mov.l",{ A_REG_M,A_IND_N},{HEX_2,REG_N,REG_M,HEX_2}}, + {"mov.l",{A_DISP_REG_M,A_REG_N},{HEX_5,REG_N,REG_M,IMM_4BY4}}, + {"mov.l",{A_DISP_GBR,A_R0},{HEX_C,HEX_6,IMM_8BY4}}, + {"mov.l",{A_DISP_PC,A_REG_N},{HEX_D,REG_N,PCRELIMM_8BY4}}, + {"mov.l",{A_IND_R0_REG_M,A_REG_N},{HEX_0,REG_N,REG_M,HEX_E}}, + {"mov.l",{A_INC_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_6}}, + {"mov.l",{A_IND_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_2}}, + {"mov.l",{A_R0,A_DISP_GBR},{HEX_C,HEX_2,IMM_8BY4}}, + {"mov.w",{ A_REG_M,A_IND_R0_REG_N},{HEX_0,REG_N,REG_M,HEX_5}}, + {"mov.w",{ A_REG_M,A_DEC_N},{HEX_2,REG_N,REG_M,HEX_5}}, + {"mov.w",{ A_REG_M,A_IND_N},{HEX_2,REG_N,REG_M,HEX_1}}, + {"mov.w",{A_DISP_REG_M,A_R0},{HEX_8,HEX_5,REG_M,IMM_4BY2}}, + {"mov.w",{A_DISP_GBR,A_R0},{HEX_C,HEX_5,IMM_8BY2}}, + {"mov.w",{A_DISP_PC,A_REG_N},{HEX_9,REG_N,PCRELIMM_8BY2}}, + {"mov.w",{A_IND_R0_REG_M,A_REG_N},{HEX_0,REG_N,REG_M,HEX_D}}, + {"mov.w",{A_INC_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_5}}, + {"mov.w",{A_IND_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_1}}, + {"mov.w",{A_R0,A_DISP_REG_M},{HEX_8,HEX_1,REG_M,IMM_4BY2}}, + {"mov.w",{A_R0,A_DISP_GBR},{HEX_C,HEX_1,IMM_8BY2}}, + {"mova",{A_DISP_PC,A_R0},{HEX_C,HEX_7,PCRELIMM_8BY4}}, + {"movca.l",{A_R0,A_IND_N},{HEX_0,REG_N,HEX_C,HEX_3}}, + {"movt",{A_REG_N},{HEX_0,REG_N,HEX_2,HEX_9}}, + {"muls",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_F}}, + {"mul.l",{ A_REG_M,A_REG_N},{HEX_0,REG_N,REG_M,HEX_7}}, + {"mulu",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_E}}, + {"neg",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_B}}, + {"negc",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_A}}, + {"nop",{0},{HEX_0,HEX_0,HEX_0,HEX_9}}, + {"not",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_7}}, + {"ocbi",{A_IND_N},{HEX_0,REG_N,HEX_9,HEX_3}}, + {"ocbp",{A_IND_N},{HEX_0,REG_N,HEX_A,HEX_3}}, + {"ocbwb",{A_IND_N},{HEX_0,REG_N,HEX_B,HEX_3}}, + {"or",{A_IMM,A_R0},{HEX_C,HEX_B,IMM_8}}, + {"or",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_B}}, + {"or.b",{A_IMM,A_R0_GBR},{HEX_C,HEX_F,IMM_8}}, + {"pref",{A_IND_N},{HEX_0,REG_N,HEX_8,HEX_3}}, + {"rotcl",{A_REG_N},{HEX_4,REG_N,HEX_2,HEX_4}}, + {"rotcr",{A_REG_N},{HEX_4,REG_N,HEX_2,HEX_5}}, + {"rotl",{A_REG_N},{HEX_4,REG_N,HEX_0,HEX_4}}, + {"rotr",{A_REG_N},{HEX_4,REG_N,HEX_0,HEX_5}}, + {"rte",{0},{HEX_0,HEX_0,HEX_2,HEX_B}}, + {"rts",{0},{HEX_0,HEX_0,HEX_0,HEX_B}}, + {"sets",{0},{HEX_0,HEX_0,HEX_5,HEX_8}}, + {"sett",{0},{HEX_0,HEX_0,HEX_1,HEX_8}}, + {"shad",{ A_REG_M,A_REG_N},{HEX_4,REG_N,REG_M,HEX_C}}, + {"shld",{ A_REG_M,A_REG_N},{HEX_4,REG_N,REG_M,HEX_D}}, + {"shal",{A_REG_N},{HEX_4,REG_N,HEX_2,HEX_0}}, + {"shar",{A_REG_N},{HEX_4,REG_N,HEX_2,HEX_1}}, + {"shll",{A_REG_N},{HEX_4,REG_N,HEX_0,HEX_0}}, + {"shll16",{A_REG_N},{HEX_4,REG_N,HEX_2,HEX_8}}, + {"shll2",{A_REG_N},{HEX_4,REG_N,HEX_0,HEX_8}}, + {"shll8",{A_REG_N},{HEX_4,REG_N,HEX_1,HEX_8}}, + {"shlr",{A_REG_N},{HEX_4,REG_N,HEX_0,HEX_1}}, + {"shlr16",{A_REG_N},{HEX_4,REG_N,HEX_2,HEX_9}}, + {"shlr2",{A_REG_N},{HEX_4,REG_N,HEX_0,HEX_9}}, + {"shlr8",{A_REG_N},{HEX_4,REG_N,HEX_1,HEX_9}}, + {"sleep",{0},{HEX_0,HEX_0,HEX_1,HEX_B}}, + {"stc",{A_SR,A_REG_N},{HEX_0,REG_N,HEX_0,HEX_2}}, + {"stc",{A_GBR,A_REG_N},{HEX_0,REG_N,HEX_1,HEX_2}}, + {"stc",{A_VBR,A_REG_N},{HEX_0,REG_N,HEX_2,HEX_2}}, + {"stc",{A_SSR,A_REG_N},{HEX_0,REG_N,HEX_3,HEX_2}}, + {"stc",{A_SPC,A_REG_N},{HEX_0,REG_N,HEX_4,HEX_2}}, + {"stc",{A_SGR,A_REG_N},{HEX_0,REG_N,HEX_6,HEX_2}}, + {"stc",{A_DBR,A_REG_N},{HEX_0,REG_N,HEX_7,HEX_2}}, + {"stc",{A_REG_B,A_REG_N},{HEX_0,REG_N,REG_B,HEX_2}}, + {"stc.l",{A_SR,A_DEC_N},{HEX_4,REG_N,HEX_0,HEX_3}}, + {"stc.l",{A_GBR,A_DEC_N},{HEX_4,REG_N,HEX_1,HEX_3}}, + {"stc.l",{A_VBR,A_DEC_N},{HEX_4,REG_N,HEX_2,HEX_3}}, + {"stc.l",{A_SSR,A_DEC_N},{HEX_4,REG_N,HEX_3,HEX_3}}, + {"stc.l",{A_SPC,A_DEC_N},{HEX_4,REG_N,HEX_4,HEX_3}}, + {"stc.l",{A_SGR,A_DEC_N},{HEX_4,REG_N,HEX_6,HEX_3}}, + {"stc.l",{A_DBR,A_DEC_N},{HEX_4,REG_N,HEX_7,HEX_3}}, + {"stc.l",{A_REG_B,A_DEC_N},{HEX_4,REG_N,REG_B,HEX_3}}, + {"sts",{A_MACH,A_REG_N},{HEX_0,REG_N,HEX_0,HEX_A}}, + {"sts",{A_MACL,A_REG_N},{HEX_0,REG_N,HEX_1,HEX_A}}, + {"sts",{A_PR,A_REG_N},{HEX_0,REG_N,HEX_2,HEX_A}}, + {"sts",{FPUL_M,A_REG_N},{HEX_0,REG_N,HEX_5,HEX_A}}, + {"sts",{FPSCR_M,A_REG_N},{HEX_0,REG_N,HEX_6,HEX_A}}, + {"sts.l",{A_MACH,A_DEC_N},{HEX_4,REG_N,HEX_0,HEX_2}}, + {"sts.l",{A_MACL,A_DEC_N},{HEX_4,REG_N,HEX_1,HEX_2}}, + {"sts.l",{A_PR,A_DEC_N},{HEX_4,REG_N,HEX_2,HEX_2}}, + {"sts.l",{FPUL_M,A_DEC_N},{HEX_4,REG_N,HEX_5,HEX_2}}, + {"sts.l",{FPSCR_M,A_DEC_N},{HEX_4,REG_N,HEX_6,HEX_2}}, + {"sub",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_8}}, + {"subc",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_A}}, + {"subv",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_B}}, + {"swap.b",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_8}}, + {"swap.w",{ A_REG_M,A_REG_N},{HEX_6,REG_N,REG_M,HEX_9}}, + {"tas.b",{A_IND_N},{HEX_4,REG_N,HEX_1,HEX_B}}, + {"trapa",{A_IMM},{HEX_C,HEX_3,IMM_8}}, + {"tst",{A_IMM,A_R0},{HEX_C,HEX_8,IMM_8}}, + {"tst",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_8}}, + {"tst.b",{A_IMM,A_R0_GBR},{HEX_C,HEX_C,IMM_8}}, + {"xor",{A_IMM,A_R0},{HEX_C,HEX_A,IMM_8}}, + {"xor",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_A}}, + {"xor.b",{A_IMM,A_R0_GBR},{HEX_C,HEX_E,IMM_8}}, + {"xtrct",{ A_REG_M,A_REG_N},{HEX_2,REG_N,REG_M,HEX_D}}, + {"mul.l",{ A_REG_M,A_REG_N},{HEX_0,REG_N,REG_M,HEX_7}}, + {"dt",{A_REG_N},{HEX_4,REG_N,HEX_1,HEX_0}}, + {"dmuls.l",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_D}}, + {"dmulu.l",{ A_REG_M,A_REG_N},{HEX_3,REG_N,REG_M,HEX_5}}, + {"mac.l",{A_INC_M,A_INC_N},{HEX_0,REG_N,REG_M,HEX_F}}, + {"braf",{A_REG_N},{HEX_0,REG_N,HEX_2,HEX_3}}, + {"bsrf",{A_REG_N},{HEX_0,REG_N,HEX_0,HEX_3}}, + {"fabs",{FD_REG_N},{HEX_F,REG_N,HEX_5,HEX_D}}, + {"fadd",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_0}}, + {"fadd",{D_REG_M,D_REG_N},{HEX_F,REG_N,REG_M,HEX_0}}, + {"fcmp/eq",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_4}}, + {"fcmp/eq",{D_REG_M,D_REG_N},{HEX_F,REG_N,REG_M,HEX_4}}, + {"fcmp/gt",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_5}}, + {"fcmp/gt",{D_REG_M,D_REG_N},{HEX_F,REG_N,REG_M,HEX_5}}, + {"fcnvds",{D_REG_N,FPUL_M},{HEX_F,REG_N,HEX_B,HEX_D}}, + {"fcnvsd",{FPUL_M,D_REG_N},{HEX_F,REG_N,HEX_A,HEX_D}}, + {"fdiv",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_3}}, + {"fdiv",{D_REG_M,D_REG_N},{HEX_F,REG_N,REG_M,HEX_3}}, + {"fipr",{V_REG_M,V_REG_N},{HEX_F,REG_NM,HEX_E,HEX_D}}, + {"fldi0",{F_REG_N},{HEX_F,REG_N,HEX_8,HEX_D}}, + {"fldi1",{F_REG_N},{HEX_F,REG_N,HEX_9,HEX_D}}, + {"flds",{F_REG_N,FPUL_M},{HEX_F,REG_N,HEX_1,HEX_D}}, + {"float",{FPUL_M,FD_REG_N},{HEX_F,REG_N,HEX_2,HEX_D}}, + {"fmac",{F_FR0,F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_E}}, + {"fmov",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_C}}, + {"fmov",{DX_REG_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_C}}, + {"fmov",{A_IND_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_8}}, + {"fmov",{A_IND_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_8}}, + {"fmov",{F_REG_M,A_IND_N},{HEX_F,REG_N,REG_M,HEX_A}}, + {"fmov",{DX_REG_M,A_IND_N},{HEX_F,REG_N,REG_M,HEX_A}}, + {"fmov",{A_INC_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_9}}, + {"fmov",{A_INC_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_9}}, + {"fmov",{F_REG_M,A_DEC_N},{HEX_F,REG_N,REG_M,HEX_B}}, + {"fmov",{DX_REG_M,A_DEC_N},{HEX_F,REG_N,REG_M,HEX_B}}, + {"fmov",{A_IND_R0_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_6}}, + {"fmov",{A_IND_R0_REG_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_6}}, + {"fmov",{F_REG_M,A_IND_R0_REG_N},{HEX_F,REG_N,REG_M,HEX_7}}, + {"fmov",{DX_REG_M,A_IND_R0_REG_N},{HEX_F,REG_N,REG_M,HEX_7}}, + {"fmov.d",{A_IND_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_8}}, + {"fmov.d",{DX_REG_M,A_IND_N},{HEX_F,REG_N,REG_M,HEX_A}}, + {"fmov.d",{A_INC_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_9}}, + {"fmov.d",{DX_REG_M,A_DEC_N},{HEX_F,REG_N,REG_M,HEX_B}}, + {"fmov.d",{A_IND_R0_REG_M,DX_REG_N},{HEX_F,REG_N,REG_M,HEX_6}}, + {"fmov.d",{DX_REG_M,A_IND_R0_REG_N},{HEX_F,REG_N,REG_M,HEX_7}}, + {"fmov.s",{A_IND_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_8}}, + {"fmov.s",{F_REG_M,A_IND_N},{HEX_F,REG_N,REG_M,HEX_A}}, + {"fmov.s",{A_INC_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_9}}, + {"fmov.s",{F_REG_M,A_DEC_N},{HEX_F,REG_N,REG_M,HEX_B}}, + {"fmov.s",{A_IND_R0_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_6}}, + {"fmov.s",{F_REG_M,A_IND_R0_REG_N},{HEX_F,REG_N,REG_M,HEX_7}}, + {"fmul",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_2}}, + {"fmul",{D_REG_M,D_REG_N},{HEX_F,REG_N,REG_M,HEX_2}}, + {"fneg",{FD_REG_N},{HEX_F,REG_N,HEX_4,HEX_D}}, + {"frchg",{0},{HEX_F,HEX_B,HEX_F,HEX_D}}, + {"fschg",{0},{HEX_F,HEX_3,HEX_F,HEX_D}}, + {"fsqrt",{FD_REG_N},{HEX_F,REG_N,HEX_6,HEX_D}}, + {"fsts",{FPUL_M,F_REG_N},{HEX_F,REG_N,HEX_0,HEX_D}}, + {"fsub",{F_REG_M,F_REG_N},{HEX_F,REG_N,REG_M,HEX_1}}, + {"fsub",{D_REG_M,D_REG_N},{HEX_F,REG_N,REG_M,HEX_1}}, + {"ftrc",{FD_REG_N,FPUL_M},{HEX_F,REG_N,HEX_3,HEX_D}}, + {"ftrv",{XMTRX_M4,V_REG_N},{HEX_F,REG_NM,HEX_F,HEX_D}}, + { 0 }, +}; + +static void print_sh_insn(u32 memaddr, u16 insn) +{ + int relmask = ~0; + int nibs[4] = { (insn >> 12) & 0xf, (insn >> 8) & 0xf, (insn >> 4) & 0xf, insn & 0xf}; + int lastsp; + struct sh_opcode_info *op = sh_table; + + for (; op->name; op++) { + int n; + int imm = 0; + int rn = 0; + int rm = 0; + int rb = 0; + int disp_pc; + int disp_pc_addr = 0; + + for (n = 0; n < 4; n++) { + int i = op->nibbles[n]; + + if (i < 16) { + if (nibs[n] == i) + continue; + goto fail; + } + switch (i) { + case BRANCH_8: + imm = (nibs[2] << 4) | (nibs[3]); + if (imm & 0x80) + imm |= ~0xff; + imm = ((char)imm) * 2 + 4 ; + goto ok; + case BRANCH_12: + imm = ((nibs[1]) << 8) | (nibs[2] << 4) | (nibs[3]); + if (imm & 0x800) + imm |= ~0xfff; + imm = imm * 2 + 4; + goto ok; + case IMM_4: + imm = nibs[3]; + goto ok; + case IMM_4BY2: + imm = nibs[3] <<1; + goto ok; + case IMM_4BY4: + imm = nibs[3] <<2; + goto ok; + case IMM_8: + imm = (nibs[2] << 4) | nibs[3]; + goto ok; + case PCRELIMM_8BY2: + imm = ((nibs[2] << 4) | nibs[3]) <<1; + relmask = ~1; + goto ok; + case PCRELIMM_8BY4: + imm = ((nibs[2] << 4) | nibs[3]) <<2; + relmask = ~3; + goto ok; + case IMM_8BY2: + imm = ((nibs[2] << 4) | nibs[3]) <<1; + goto ok; + case IMM_8BY4: + imm = ((nibs[2] << 4) | nibs[3]) <<2; + goto ok; + case DISP_8: + imm = (nibs[2] << 4) | (nibs[3]); + goto ok; + case DISP_4: + imm = nibs[3]; + goto ok; + case REG_N: + rn = nibs[n]; + break; + case REG_M: + rm = nibs[n]; + break; + case REG_NM: + rn = (nibs[n] & 0xc) >> 2; + rm = (nibs[n] & 0x3); + break; + case REG_B: + rb = nibs[n] & 0x07; + break; + default: + return; + } + } + + ok: + printk("%-8s ", op->name); + lastsp = (op->arg[0] == A_END); + disp_pc = 0; + for (n = 0; n < 6 && op->arg[n] != A_END; n++) { + if (n && op->arg[1] != A_END) + printk(", "); + switch (op->arg[n]) { + case A_IMM: + printk("#%d", (char)(imm)); + break; + case A_R0: + printk("r0"); + break; + case A_REG_N: + printk("r%d", rn); + break; + case A_INC_N: + printk("@r%d+", rn); + break; + case A_DEC_N: + printk("@-r%d", rn); + break; + case A_IND_N: + printk("@r%d", rn); + break; + case A_DISP_REG_N: + printk("@(%d,r%d)", imm, rn); + break; + case A_REG_M: + printk("r%d", rm); + break; + case A_INC_M: + printk("@r%d+", rm); + break; + case A_DEC_M: + printk("@-r%d", rm); + break; + case A_IND_M: + printk("@r%d", rm); + break; + case A_DISP_REG_M: + printk("@(%d,r%d)", imm, rm); + break; + case A_REG_B: + printk("r%d_bank", rb); + break; + case A_DISP_PC: + disp_pc = 1; + disp_pc_addr = imm + 4 + (memaddr & relmask); + printk("%08x <%pS>", disp_pc_addr, + (void *)disp_pc_addr); + break; + case A_IND_R0_REG_N: + printk("@(r0,r%d)", rn); + break; + case A_IND_R0_REG_M: + printk("@(r0,r%d)", rm); + break; + case A_DISP_GBR: + printk("@(%d,gbr)",imm); + break; + case A_R0_GBR: + printk("@(r0,gbr)"); + break; + case A_BDISP12: + case A_BDISP8: + printk("%08x", imm + memaddr); + break; + case A_SR: + printk("sr"); + break; + case A_GBR: + printk("gbr"); + break; + case A_VBR: + printk("vbr"); + break; + case A_SSR: + printk("ssr"); + break; + case A_SPC: + printk("spc"); + break; + case A_MACH: + printk("mach"); + break; + case A_MACL: + printk("macl"); + break; + case A_PR: + printk("pr"); + break; + case A_SGR: + printk("sgr"); + break; + case A_DBR: + printk("dbr"); + break; + case FD_REG_N: + if (0) + goto d_reg_n; + case F_REG_N: + printk("fr%d", rn); + break; + case F_REG_M: + printk("fr%d", rm); + break; + case DX_REG_N: + if (rn & 1) { + printk("xd%d", rn & ~1); + break; + } + d_reg_n: + case D_REG_N: + printk("dr%d", rn); + break; + case DX_REG_M: + if (rm & 1) { + printk("xd%d", rm & ~1); + break; + } + case D_REG_M: + printk("dr%d", rm); + break; + case FPSCR_M: + case FPSCR_N: + printk("fpscr"); + break; + case FPUL_M: + case FPUL_N: + printk("fpul"); + break; + case F_FR0: + printk("fr0"); + break; + case V_REG_N: + printk("fv%d", rn*4); + break; + case V_REG_M: + printk("fv%d", rm*4); + break; + case XMTRX_M4: + printk("xmtrx"); + break; + default: + return; + } + } + + if (disp_pc && strcmp(op->name, "mova") != 0) { + u32 val; + + if (relmask == ~1) + __get_user(val, (u16 *)disp_pc_addr); + else + __get_user(val, (u32 *)disp_pc_addr); + + printk(" ! %08x <%pS>", val, (void *)val); + } + + return; + fail: + ; + + } + + printk(".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]); +} + +void show_code(struct pt_regs *regs) +{ + unsigned short *pc = (unsigned short *)regs->pc; + long i; + + if (regs->pc & 0x1) + return; + + printk("Code:\n"); + + for (i = -3 ; i < 6 ; i++) { + unsigned short insn; + + if (__get_user(insn, pc + i)) { + printk(" (Bad address in pc)\n"); + break; + } + + printk("%s%08lx: ", (i ? " ": "->"), (unsigned long)(pc + i)); + print_sh_insn((unsigned long)(pc + i), insn); + printk("\n"); + } + + printk("\n"); +} diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index 5b7efc4016fa..d62359cfbbe2 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -308,15 +308,19 @@ ENTRY(system_call) mov.l 1f, r9 mov.l @r9, r8 ! Read from TRA (Trap Address) Register #endif + + mov #OFF_TRA, r10 + add r15, r10 + mov.l r8, @r10 ! set TRA value to tra + /* * Check the trap type */ mov #((0x20 << 2) - 1), r9 cmp/hi r9, r8 bt/s debug_trap ! it's a debug trap.. - mov #OFF_TRA, r9 - add r15, r9 - mov.l r8, @r9 ! set TRA value to tra + nop + #ifdef CONFIG_TRACE_IRQFLAGS mov.l 5f, r10 jsr @r10 @@ -371,47 +375,3 @@ syscall_exit: #endif 7: .long do_syscall_trace_enter 8: .long do_syscall_trace_leave - -#ifdef CONFIG_FUNCTION_TRACER - .align 2 - .globl _mcount - .type _mcount,@function - .globl mcount - .type mcount,@function -_mcount: -mcount: - mov.l r4, @-r15 - mov.l r5, @-r15 - mov.l r6, @-r15 - mov.l r7, @-r15 - sts.l pr, @-r15 - - mov.l @(20,r15),r4 - sts pr, r5 - - mov.l 1f, r6 - mov.l ftrace_stub, r7 - cmp/eq r6, r7 - bt skip_trace - - mov.l @r6, r6 - jsr @r6 - nop - -skip_trace: - - lds.l @r15+, pr - mov.l @r15+, r7 - mov.l @r15+, r6 - mov.l @r15+, r5 - rts - mov.l @r15+, r4 - - .align 2 -1: .long ftrace_trace_function - - .globl ftrace_stub -ftrace_stub: - rts - nop -#endif /* CONFIG_FUNCTION_TRACER */ diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c new file mode 100644 index 000000000000..4c3247477aa3 --- /dev/null +++ b/arch/sh/kernel/ftrace.c @@ -0,0 +1,133 @@ +/* + * Copyright (C) 2008 Matt Fleming <mjf@gentoo.org> + * Copyright (C) 2008 Paul Mundt <lethal@linux-sh.org> + * + * Code for replacing ftrace calls with jumps. + * + * Copyright (C) 2007-2008 Steven Rostedt <srostedt@redhat.com> + * + * Thanks goes to Ingo Molnar, for suggesting the idea. + * Mathieu Desnoyers, for suggesting postponing the modifications. + * Arjan van de Ven, for keeping me straight, and explaining to me + * the dangers of modifying code on the run. + */ +#include <linux/uaccess.h> +#include <linux/ftrace.h> +#include <linux/string.h> +#include <linux/init.h> +#include <linux/io.h> +#include <asm/ftrace.h> +#include <asm/cacheflush.h> + +static unsigned char ftrace_nop[] = { + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ +}; + +static unsigned char ftrace_replaced_code[MCOUNT_INSN_SIZE]; + +unsigned char *ftrace_nop_replace(void) +{ + return ftrace_nop; +} + +static int is_sh_nop(unsigned char *ip) +{ + return strncmp(ip, ftrace_nop, sizeof(ftrace_nop)); +} + +unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr) +{ + /* Place the address in the memory table. */ + if (addr == CALLER_ADDR) + __raw_writel(addr + MCOUNT_INSN_OFFSET, ftrace_replaced_code); + else + __raw_writel(addr, ftrace_replaced_code); + + /* + * No locking needed, this must be called via kstop_machine + * which in essence is like running on a uniprocessor machine. + */ + return ftrace_replaced_code; +} + +int ftrace_modify_code(unsigned long ip, unsigned char *old_code, + unsigned char *new_code) +{ + unsigned char replaced[MCOUNT_INSN_SIZE]; + + /* + * Note: Due to modules and __init, code can + * disappear and change, we need to protect against faulting + * as well as code changing. We do this by using the + * probe_kernel_* functions. + * + * No real locking needed, this code is run through + * kstop_machine, or before SMP starts. + */ + + /* + * If we're trying to nop out a call to a function, we instead + * place a call to the address after the memory table. + */ + if (is_sh_nop(new_code) == 0) + __raw_writel(ip + MCOUNT_INSN_SIZE, (unsigned long)new_code); + + /* read the text we want to modify */ + if (probe_kernel_read(replaced, (void *)ip, MCOUNT_INSN_SIZE)) + return -EFAULT; + + /* Make sure it is what we expect it to be */ + if (memcmp(replaced, old_code, MCOUNT_INSN_SIZE) != 0) + return -EINVAL; + + /* replace the text with the new text */ + if (probe_kernel_write((void *)ip, new_code, MCOUNT_INSN_SIZE)) + return -EPERM; + + flush_icache_range(ip, ip + MCOUNT_INSN_SIZE); + + return 0; +} + +int ftrace_update_ftrace_func(ftrace_func_t func) +{ + unsigned long ip = (unsigned long)(&ftrace_call); + unsigned char old[MCOUNT_INSN_SIZE], *new; + + memcpy(old, (unsigned char *)(ip + MCOUNT_INSN_OFFSET), MCOUNT_INSN_SIZE); + new = ftrace_call_replace(ip, (unsigned long)func); + + return ftrace_modify_code(ip + MCOUNT_INSN_OFFSET, old, new); +} + +int ftrace_make_nop(struct module *mod, + struct dyn_ftrace *rec, unsigned long addr) +{ + unsigned char *new, *old; + unsigned long ip = rec->ip; + + old = ftrace_call_replace(ip, addr); + new = ftrace_nop_replace(); + + return ftrace_modify_code(rec->ip, old, new); +} + +int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr) +{ + unsigned char *new, *old; + unsigned long ip = rec->ip; + + old = ftrace_nop_replace(); + new = ftrace_call_replace(ip, addr); + + return ftrace_modify_code(rec->ip, old, new); +} + +int __init ftrace_dyn_arch_init(void *data) +{ + /* The return code is retured via data */ + __raw_writel(0, (unsigned long)data); + + return 0; +} diff --git a/arch/sh/kernel/head_32.S b/arch/sh/kernel/head_32.S index ae0a382a82eb..788605ff7088 100644 --- a/arch/sh/kernel/head_32.S +++ b/arch/sh/kernel/head_32.S @@ -80,8 +80,14 @@ ENTRY(_stext) mov.l 7f, r0 ldc r0, r7_bank ! ... and initial thread_info #endif - - ! Clear BSS area + +#ifndef CONFIG_SH_NO_BSS_INIT + /* + * Don't clear BSS if running on slow platforms such as an RTL simulation, + * remote memory via SHdebug link, etc. For these the memory can be guaranteed + * to be all zero on boot anyway. + */ + ! Clear BSS area #ifdef CONFIG_SMP mov.l 3f, r0 cmp/eq #0, r0 ! skip clear if set to zero @@ -97,6 +103,8 @@ ENTRY(_stext) mov.l r0,@-r2 10: +#endif + ! Additional CPU initialization mov.l 6f, r0 jsr @r0 diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c new file mode 100644 index 000000000000..fe59ccfc1152 --- /dev/null +++ b/arch/sh/kernel/idle.c @@ -0,0 +1,81 @@ +/* + * The idle loop for all SuperH platforms. + * + * Copyright (C) 2002 - 2008 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/pm.h> +#include <linux/tick.h> +#include <linux/preempt.h> +#include <linux/thread_info.h> +#include <linux/irqflags.h> +#include <asm/pgalloc.h> +#include <asm/system.h> +#include <asm/atomic.h> + +static int hlt_counter; +void (*pm_idle)(void); +void (*pm_power_off)(void); +EXPORT_SYMBOL(pm_power_off); + +static int __init nohlt_setup(char *__unused) +{ + hlt_counter = 1; + return 1; +} +__setup("nohlt", nohlt_setup); + +static int __init hlt_setup(char *__unused) +{ + hlt_counter = 0; + return 1; +} +__setup("hlt", hlt_setup); + +static void default_idle(void) +{ + if (!hlt_counter) { + clear_thread_flag(TIF_POLLING_NRFLAG); + smp_mb__after_clear_bit(); + set_bl_bit(); + stop_critical_timings(); + + while (!need_resched()) + cpu_sleep(); + + start_critical_timings(); + clear_bl_bit(); + set_thread_flag(TIF_POLLING_NRFLAG); + } else + while (!need_resched()) + cpu_relax(); +} + +void cpu_idle(void) +{ + set_thread_flag(TIF_POLLING_NRFLAG); + + /* endless idle loop with no priority at all */ + while (1) { + void (*idle)(void) = pm_idle; + + if (!idle) + idle = default_idle; + + tick_nohz_stop_sched_tick(1); + while (!need_resched()) + idle(); + tick_nohz_restart_sched_tick(); + + preempt_enable_no_resched(); + schedule(); + preempt_disable(); + check_pgt_cache(); + } +} diff --git a/arch/sh/kernel/kgdb.c b/arch/sh/kernel/kgdb.c new file mode 100644 index 000000000000..7c747e7d71b8 --- /dev/null +++ b/arch/sh/kernel/kgdb.c @@ -0,0 +1,285 @@ +/* + * SuperH KGDB support + * + * Copyright (C) 2008 Paul Mundt + * + * Single stepping taken from the old stub by Henry Bell and Jeremy Siegel. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/kgdb.h> +#include <linux/kdebug.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <asm/cacheflush.h> + +char in_nmi = 0; /* Set during NMI to prevent re-entry */ + +/* Macros for single step instruction identification */ +#define OPCODE_BT(op) (((op) & 0xff00) == 0x8900) +#define OPCODE_BF(op) (((op) & 0xff00) == 0x8b00) +#define OPCODE_BTF_DISP(op) (((op) & 0x80) ? (((op) | 0xffffff80) << 1) : \ + (((op) & 0x7f ) << 1)) +#define OPCODE_BFS(op) (((op) & 0xff00) == 0x8f00) +#define OPCODE_BTS(op) (((op) & 0xff00) == 0x8d00) +#define OPCODE_BRA(op) (((op) & 0xf000) == 0xa000) +#define OPCODE_BRA_DISP(op) (((op) & 0x800) ? (((op) | 0xfffff800) << 1) : \ + (((op) & 0x7ff) << 1)) +#define OPCODE_BRAF(op) (((op) & 0xf0ff) == 0x0023) +#define OPCODE_BRAF_REG(op) (((op) & 0x0f00) >> 8) +#define OPCODE_BSR(op) (((op) & 0xf000) == 0xb000) +#define OPCODE_BSR_DISP(op) (((op) & 0x800) ? (((op) | 0xfffff800) << 1) : \ + (((op) & 0x7ff) << 1)) +#define OPCODE_BSRF(op) (((op) & 0xf0ff) == 0x0003) +#define OPCODE_BSRF_REG(op) (((op) >> 8) & 0xf) +#define OPCODE_JMP(op) (((op) & 0xf0ff) == 0x402b) +#define OPCODE_JMP_REG(op) (((op) >> 8) & 0xf) +#define OPCODE_JSR(op) (((op) & 0xf0ff) == 0x400b) +#define OPCODE_JSR_REG(op) (((op) >> 8) & 0xf) +#define OPCODE_RTS(op) ((op) == 0xb) +#define OPCODE_RTE(op) ((op) == 0x2b) + +#define SR_T_BIT_MASK 0x1 +#define STEP_OPCODE 0xc33d + +/* Calculate the new address for after a step */ +static short *get_step_address(struct pt_regs *linux_regs) +{ + opcode_t op = __raw_readw(linux_regs->pc); + long addr; + + /* BT */ + if (OPCODE_BT(op)) { + if (linux_regs->sr & SR_T_BIT_MASK) + addr = linux_regs->pc + 4 + OPCODE_BTF_DISP(op); + else + addr = linux_regs->pc + 2; + } + + /* BTS */ + else if (OPCODE_BTS(op)) { + if (linux_regs->sr & SR_T_BIT_MASK) + addr = linux_regs->pc + 4 + OPCODE_BTF_DISP(op); + else + addr = linux_regs->pc + 4; /* Not in delay slot */ + } + + /* BF */ + else if (OPCODE_BF(op)) { + if (!(linux_regs->sr & SR_T_BIT_MASK)) + addr = linux_regs->pc + 4 + OPCODE_BTF_DISP(op); + else + addr = linux_regs->pc + 2; + } + + /* BFS */ + else if (OPCODE_BFS(op)) { + if (!(linux_regs->sr & SR_T_BIT_MASK)) + addr = linux_regs->pc + 4 + OPCODE_BTF_DISP(op); + else + addr = linux_regs->pc + 4; /* Not in delay slot */ + } + + /* BRA */ + else if (OPCODE_BRA(op)) + addr = linux_regs->pc + 4 + OPCODE_BRA_DISP(op); + + /* BRAF */ + else if (OPCODE_BRAF(op)) + addr = linux_regs->pc + 4 + + linux_regs->regs[OPCODE_BRAF_REG(op)]; + + /* BSR */ + else if (OPCODE_BSR(op)) + addr = linux_regs->pc + 4 + OPCODE_BSR_DISP(op); + + /* BSRF */ + else if (OPCODE_BSRF(op)) + addr = linux_regs->pc + 4 + + linux_regs->regs[OPCODE_BSRF_REG(op)]; + + /* JMP */ + else if (OPCODE_JMP(op)) + addr = linux_regs->regs[OPCODE_JMP_REG(op)]; + + /* JSR */ + else if (OPCODE_JSR(op)) + addr = linux_regs->regs[OPCODE_JSR_REG(op)]; + + /* RTS */ + else if (OPCODE_RTS(op)) + addr = linux_regs->pr; + + /* RTE */ + else if (OPCODE_RTE(op)) + addr = linux_regs->regs[15]; + + /* Other */ + else + addr = linux_regs->pc + instruction_size(op); + + flush_icache_range(addr, addr + instruction_size(op)); + return (short *)addr; +} + +/* + * Replace the instruction immediately after the current instruction + * (i.e. next in the expected flow of control) with a trap instruction, + * so that returning will cause only a single instruction to be executed. + * Note that this model is slightly broken for instructions with delay + * slots (e.g. B[TF]S, BSR, BRA etc), where both the branch and the + * instruction in the delay slot will be executed. + */ + +static unsigned long stepped_address; +static opcode_t stepped_opcode; + +static void do_single_step(struct pt_regs *linux_regs) +{ + /* Determine where the target instruction will send us to */ + unsigned short *addr = get_step_address(linux_regs); + + stepped_address = (int)addr; + + /* Replace it */ + stepped_opcode = __raw_readw((long)addr); + *addr = STEP_OPCODE; + + /* Flush and return */ + flush_icache_range((long)addr, (long)addr + + instruction_size(stepped_opcode)); +} + +/* Undo a single step */ +static void undo_single_step(struct pt_regs *linux_regs) +{ + /* If we have stepped, put back the old instruction */ + /* Use stepped_address in case we stopped elsewhere */ + if (stepped_opcode != 0) { + __raw_writew(stepped_opcode, stepped_address); + flush_icache_range(stepped_address, stepped_address + 2); + } + + stepped_opcode = 0; +} + +void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) +{ + int i; + + for (i = 0; i < 16; i++) + gdb_regs[GDB_R0 + i] = regs->regs[i]; + + gdb_regs[GDB_PC] = regs->pc; + gdb_regs[GDB_PR] = regs->pr; + gdb_regs[GDB_SR] = regs->sr; + gdb_regs[GDB_GBR] = regs->gbr; + gdb_regs[GDB_MACH] = regs->mach; + gdb_regs[GDB_MACL] = regs->macl; + + __asm__ __volatile__ ("stc vbr, %0" : "=r" (gdb_regs[GDB_VBR])); +} + +void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) +{ + int i; + + for (i = 0; i < 16; i++) + regs->regs[GDB_R0 + i] = gdb_regs[GDB_R0 + i]; + + regs->pc = gdb_regs[GDB_PC]; + regs->pr = gdb_regs[GDB_PR]; + regs->sr = gdb_regs[GDB_SR]; + regs->gbr = gdb_regs[GDB_GBR]; + regs->mach = gdb_regs[GDB_MACH]; + regs->macl = gdb_regs[GDB_MACL]; + + __asm__ __volatile__ ("ldc %0, vbr" : : "r" (gdb_regs[GDB_VBR])); +} + +void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p) +{ + gdb_regs[GDB_R15] = p->thread.sp; + gdb_regs[GDB_PC] = p->thread.pc; +} + +int kgdb_arch_handle_exception(int e_vector, int signo, int err_code, + char *remcomInBuffer, char *remcomOutBuffer, + struct pt_regs *linux_regs) +{ + unsigned long addr; + char *ptr; + + /* Undo any stepping we may have done */ + undo_single_step(linux_regs); + + switch (remcomInBuffer[0]) { + case 'c': + case 's': + /* try to read optional parameter, pc unchanged if no parm */ + ptr = &remcomInBuffer[1]; + if (kgdb_hex2long(&ptr, &addr)) + linux_regs->pc = addr; + case 'D': + case 'k': + atomic_set(&kgdb_cpu_doing_single_step, -1); + + if (remcomInBuffer[0] == 's') { + do_single_step(linux_regs); + kgdb_single_step = 1; + + atomic_set(&kgdb_cpu_doing_single_step, + raw_smp_processor_id()); + } + + return 0; + } + + /* this means that we do not want to exit from the handler: */ + return -1; +} + +/* + * The primary entry points for the kgdb debug trap table entries. + */ +BUILD_TRAP_HANDLER(singlestep) +{ + unsigned long flags; + TRAP_HANDLER_DECL; + + local_irq_save(flags); + regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); + kgdb_handle_exception(vec >> 2, SIGTRAP, 0, regs); + local_irq_restore(flags); +} + + +BUILD_TRAP_HANDLER(breakpoint) +{ + unsigned long flags; + TRAP_HANDLER_DECL; + + local_irq_save(flags); + kgdb_handle_exception(vec >> 2, SIGTRAP, 0, regs); + local_irq_restore(flags); +} + +int kgdb_arch_init(void) +{ + return 0; +} + +void kgdb_arch_exit(void) +{ +} + +struct kgdb_arch arch_kgdb_ops = { + /* Breakpoint instruction: trapa #0x3c */ +#ifdef CONFIG_CPU_LITTLE_ENDIAN + .gdb_bpt_instr = { 0x3c, 0xc3 }, +#else + .gdb_bpt_instr = { 0xc3, 0x3c }, +#endif +}; diff --git a/arch/sh/kernel/kgdb_jmp.S b/arch/sh/kernel/kgdb_jmp.S deleted file mode 100644 index 339bb1d7ff0b..000000000000 --- a/arch/sh/kernel/kgdb_jmp.S +++ /dev/null @@ -1,33 +0,0 @@ -#include <linux/linkage.h> - -ENTRY(setjmp) - add #(9*4), r4 - sts.l pr, @-r4 - mov.l r15, @-r4 - mov.l r14, @-r4 - mov.l r13, @-r4 - mov.l r12, @-r4 - mov.l r11, @-r4 - mov.l r10, @-r4 - mov.l r9, @-r4 - mov.l r8, @-r4 - rts - mov #0, r0 - -ENTRY(longjmp) - mov.l @r4+, r8 - mov.l @r4+, r9 - mov.l @r4+, r10 - mov.l @r4+, r11 - mov.l @r4+, r12 - mov.l @r4+, r13 - mov.l @r4+, r14 - mov.l @r4+, r15 - lds.l @r4+, pr - mov r5, r0 - tst r0, r0 - bf 1f - mov #1, r0 ! in case val==0 -1: rts - nop - diff --git a/arch/sh/kernel/kgdb_stub.c b/arch/sh/kernel/kgdb_stub.c deleted file mode 100644 index bf8ac4c71640..000000000000 --- a/arch/sh/kernel/kgdb_stub.c +++ /dev/null @@ -1,1052 +0,0 @@ -/* - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Contains extracts from code by Glenn Engel, Jim Kingdon, - * David Grothe <dave@gcom.com>, Tigran Aivazian <tigran@sco.com>, - * Amit S. Kale <akale@veritas.com>, William Gatliff <bgat@open-widgets.com>, - * Ben Lee, Steve Chamberlain and Benoit Miller <fulg@iname.com>. - * - * This version by Henry Bell <henry.bell@st.com> - * Minor modifications by Jeremy Siegel <jsiegel@mvista.com> - * - * Contains low-level support for remote debug using GDB. - * - * To enable debugger support, two things need to happen. A call to - * set_debug_traps() is necessary in order to allow any breakpoints - * or error conditions to be properly intercepted and reported to gdb. - * A breakpoint also needs to be generated to begin communication. This - * is most easily accomplished by a call to breakpoint() which does - * a trapa if the initialisation phase has been successfully completed. - * - * In this case, set_debug_traps() is not used to "take over" exceptions; - * other kernel code is modified instead to enter the kgdb functions here - * when appropriate (see entry.S for breakpoint traps and NMI interrupts, - * see traps.c for kernel error exceptions). - * - * The following gdb commands are supported: - * - * Command Function Return value - * - * g return the value of the CPU registers hex data or ENN - * G set the value of the CPU registers OK or ENN - * - * mAA..AA,LLLL Read LLLL bytes at address AA..AA hex data or ENN - * MAA..AA,LLLL: Write LLLL bytes at address AA.AA OK or ENN - * XAA..AA,LLLL: Same, but data is binary (not hex) OK or ENN - * - * c Resume at current address SNN ( signal NN) - * cAA..AA Continue at address AA..AA SNN - * CNN; Resume at current address with signal SNN - * CNN;AA..AA Resume at address AA..AA with signal SNN - * - * s Step one instruction SNN - * sAA..AA Step one instruction from AA..AA SNN - * SNN; Step one instruction with signal SNN - * SNNAA..AA Step one instruction from AA..AA w/NN SNN - * - * k kill (Detach GDB) - * - * d Toggle debug flag - * D Detach GDB - * - * Hct Set thread t for operations, OK or ENN - * c = 'c' (step, cont), c = 'g' (other - * operations) - * - * qC Query current thread ID QCpid - * qfThreadInfo Get list of current threads (first) m<id> - * qsThreadInfo " " " " " (subsequent) - * qOffsets Get section offsets Text=x;Data=y;Bss=z - * - * TXX Find if thread XX is alive OK or ENN - * ? What was the last sigval ? SNN (signal NN) - * O Output to GDB console - * - * Remote communication protocol. - * - * A debug packet whose contents are <data> is encapsulated for - * transmission in the form: - * - * $ <data> # CSUM1 CSUM2 - * - * <data> must be ASCII alphanumeric and cannot include characters - * '$' or '#'. If <data> starts with two characters followed by - * ':', then the existing stubs interpret this as a sequence number. - * - * CSUM1 and CSUM2 are ascii hex representation of an 8-bit - * checksum of <data>, the most significant nibble is sent first. - * the hex digits 0-9,a-f are used. - * - * Receiver responds with: - * - * + - if CSUM is correct and ready for next packet - * - - if CSUM is incorrect - * - * Responses can be run-length encoded to save space. A '*' means that - * the next character is an ASCII encoding giving a repeat count which - * stands for that many repetitions of the character preceding the '*'. - * The encoding is n+29, yielding a printable character where n >=3 - * (which is where RLE starts to win). Don't use an n > 126. - * - * So "0* " means the same as "0000". - */ - -#include <linux/string.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/smp.h> -#include <linux/spinlock.h> -#include <linux/delay.h> -#include <linux/linkage.h> -#include <linux/init.h> -#include <linux/console.h> -#include <linux/sysrq.h> -#include <linux/module.h> -#include <asm/system.h> -#include <asm/cacheflush.h> -#include <asm/current.h> -#include <asm/signal.h> -#include <asm/pgtable.h> -#include <asm/ptrace.h> -#include <asm/kgdb.h> -#include <asm/io.h> - -/* Function pointers for linkage */ -kgdb_debug_hook_t *kgdb_debug_hook; -kgdb_bus_error_hook_t *kgdb_bus_err_hook; - -int (*kgdb_getchar)(void); -EXPORT_SYMBOL_GPL(kgdb_getchar); -void (*kgdb_putchar)(int); -EXPORT_SYMBOL_GPL(kgdb_putchar); - -static void put_debug_char(int c) -{ - if (!kgdb_putchar) - return; - (*kgdb_putchar)(c); -} -static int get_debug_char(void) -{ - if (!kgdb_getchar) - return -1; - return (*kgdb_getchar)(); -} - -/* Num chars in in/out bound buffers, register packets need NUMREGBYTES * 2 */ -#define BUFMAX 1024 -#define NUMREGBYTES (MAXREG*4) -#define OUTBUFMAX (NUMREGBYTES*2+512) - -enum { - R0 = 0, R1, R2, R3, R4, R5, R6, R7, - R8, R9, R10, R11, R12, R13, R14, R15, - PC, PR, GBR, VBR, MACH, MACL, SR, - /* */ - MAXREG -}; - -static unsigned int registers[MAXREG]; -struct kgdb_regs trap_registers; - -char kgdb_in_gdb_mode; -char in_nmi; /* Set during NMI to prevent reentry */ -int kgdb_nofault; /* Boolean to ignore bus errs (i.e. in GDB) */ - -/* Default values for SCI (can override via kernel args in setup.c) */ -#ifndef CONFIG_KGDB_DEFPORT -#define CONFIG_KGDB_DEFPORT 1 -#endif - -#ifndef CONFIG_KGDB_DEFBAUD -#define CONFIG_KGDB_DEFBAUD 115200 -#endif - -#if defined(CONFIG_KGDB_DEFPARITY_E) -#define CONFIG_KGDB_DEFPARITY 'E' -#elif defined(CONFIG_KGDB_DEFPARITY_O) -#define CONFIG_KGDB_DEFPARITY 'O' -#else /* CONFIG_KGDB_DEFPARITY_N */ -#define CONFIG_KGDB_DEFPARITY 'N' -#endif - -#ifdef CONFIG_KGDB_DEFBITS_7 -#define CONFIG_KGDB_DEFBITS '7' -#else /* CONFIG_KGDB_DEFBITS_8 */ -#define CONFIG_KGDB_DEFBITS '8' -#endif - -/* SCI/UART settings, used in kgdb_console_setup() */ -int kgdb_portnum = CONFIG_KGDB_DEFPORT; -EXPORT_SYMBOL_GPL(kgdb_portnum); -int kgdb_baud = CONFIG_KGDB_DEFBAUD; -EXPORT_SYMBOL_GPL(kgdb_baud); -char kgdb_parity = CONFIG_KGDB_DEFPARITY; -EXPORT_SYMBOL_GPL(kgdb_parity); -char kgdb_bits = CONFIG_KGDB_DEFBITS; -EXPORT_SYMBOL_GPL(kgdb_bits); - -/* Jump buffer for setjmp/longjmp */ -static jmp_buf rem_com_env; - -/* TRA differs sh3/4 */ -#if defined(CONFIG_CPU_SH3) -#define TRA 0xffffffd0 -#elif defined(CONFIG_CPU_SH4) -#define TRA 0xff000020 -#endif - -/* Macros for single step instruction identification */ -#define OPCODE_BT(op) (((op) & 0xff00) == 0x8900) -#define OPCODE_BF(op) (((op) & 0xff00) == 0x8b00) -#define OPCODE_BTF_DISP(op) (((op) & 0x80) ? (((op) | 0xffffff80) << 1) : \ - (((op) & 0x7f ) << 1)) -#define OPCODE_BFS(op) (((op) & 0xff00) == 0x8f00) -#define OPCODE_BTS(op) (((op) & 0xff00) == 0x8d00) -#define OPCODE_BRA(op) (((op) & 0xf000) == 0xa000) -#define OPCODE_BRA_DISP(op) (((op) & 0x800) ? (((op) | 0xfffff800) << 1) : \ - (((op) & 0x7ff) << 1)) -#define OPCODE_BRAF(op) (((op) & 0xf0ff) == 0x0023) -#define OPCODE_BRAF_REG(op) (((op) & 0x0f00) >> 8) -#define OPCODE_BSR(op) (((op) & 0xf000) == 0xb000) -#define OPCODE_BSR_DISP(op) (((op) & 0x800) ? (((op) | 0xfffff800) << 1) : \ - (((op) & 0x7ff) << 1)) -#define OPCODE_BSRF(op) (((op) & 0xf0ff) == 0x0003) -#define OPCODE_BSRF_REG(op) (((op) >> 8) & 0xf) -#define OPCODE_JMP(op) (((op) & 0xf0ff) == 0x402b) -#define OPCODE_JMP_REG(op) (((op) >> 8) & 0xf) -#define OPCODE_JSR(op) (((op) & 0xf0ff) == 0x400b) -#define OPCODE_JSR_REG(op) (((op) >> 8) & 0xf) -#define OPCODE_RTS(op) ((op) == 0xb) -#define OPCODE_RTE(op) ((op) == 0x2b) - -#define SR_T_BIT_MASK 0x1 -#define STEP_OPCODE 0xc320 -#define BIOS_CALL_TRAP 0x3f - -/* Exception codes as per SH-4 core manual */ -#define ADDRESS_ERROR_LOAD_VEC 7 -#define ADDRESS_ERROR_STORE_VEC 8 -#define TRAP_VEC 11 -#define INVALID_INSN_VEC 12 -#define INVALID_SLOT_VEC 13 -#define NMI_VEC 14 -#define USER_BREAK_VEC 15 -#define SERIAL_BREAK_VEC 58 - -/* Misc static */ -static int stepped_address; -static short stepped_opcode; -static char in_buffer[BUFMAX]; -static char out_buffer[OUTBUFMAX]; - -static void kgdb_to_gdb(const char *s); - -/* Convert ch to hex */ -static int hex(const char ch) -{ - if ((ch >= 'a') && (ch <= 'f')) - return (ch - 'a' + 10); - if ((ch >= '0') && (ch <= '9')) - return (ch - '0'); - if ((ch >= 'A') && (ch <= 'F')) - return (ch - 'A' + 10); - return (-1); -} - -/* Convert the memory pointed to by mem into hex, placing result in buf. - Returns a pointer to the last char put in buf (null) */ -static char *mem_to_hex(const char *mem, char *buf, const int count) -{ - int i; - int ch; - unsigned short s_val; - unsigned long l_val; - - /* Check for 16 or 32 */ - if (count == 2 && ((long) mem & 1) == 0) { - s_val = *(unsigned short *) mem; - mem = (char *) &s_val; - } else if (count == 4 && ((long) mem & 3) == 0) { - l_val = *(unsigned long *) mem; - mem = (char *) &l_val; - } - for (i = 0; i < count; i++) { - ch = *mem++; - buf = pack_hex_byte(buf, ch); - } - *buf = 0; - return (buf); -} - -/* Convert the hex array pointed to by buf into binary, to be placed in mem. - Return a pointer to the character after the last byte written */ -static char *hex_to_mem(const char *buf, char *mem, const int count) -{ - int i; - unsigned char ch; - - for (i = 0; i < count; i++) { - ch = hex(*buf++) << 4; - ch = ch + hex(*buf++); - *mem++ = ch; - } - return (mem); -} - -/* While finding valid hex chars, convert to an integer, then return it */ -static int hex_to_int(char **ptr, int *int_value) -{ - int num_chars = 0; - int hex_value; - - *int_value = 0; - - while (**ptr) { - hex_value = hex(**ptr); - if (hex_value >= 0) { - *int_value = (*int_value << 4) | hex_value; - num_chars++; - } else - break; - (*ptr)++; - } - return num_chars; -} - -/* Copy the binary array pointed to by buf into mem. Fix $, #, - and 0x7d escaped with 0x7d. Return a pointer to the character - after the last byte written. */ -static char *ebin_to_mem(const char *buf, char *mem, int count) -{ - for (; count > 0; count--, buf++) { - if (*buf == 0x7d) - *mem++ = *(++buf) ^ 0x20; - else - *mem++ = *buf; - } - return mem; -} - -/* Scan for the start char '$', read the packet and check the checksum */ -static void get_packet(char *buffer, int buflen) -{ - unsigned char checksum; - unsigned char xmitcsum; - int i; - int count; - char ch; - - do { - /* Ignore everything until the start character */ - while ((ch = get_debug_char()) != '$'); - - checksum = 0; - xmitcsum = -1; - count = 0; - - /* Now, read until a # or end of buffer is found */ - while (count < (buflen - 1)) { - ch = get_debug_char(); - - if (ch == '#') - break; - - checksum = checksum + ch; - buffer[count] = ch; - count = count + 1; - } - - buffer[count] = 0; - - /* Continue to read checksum following # */ - if (ch == '#') { - xmitcsum = hex(get_debug_char()) << 4; - xmitcsum += hex(get_debug_char()); - - /* Checksum */ - if (checksum != xmitcsum) - put_debug_char('-'); /* Failed checksum */ - else { - /* Ack successful transfer */ - put_debug_char('+'); - - /* If a sequence char is present, reply - the sequence ID */ - if (buffer[2] == ':') { - put_debug_char(buffer[0]); - put_debug_char(buffer[1]); - - /* Remove sequence chars from buffer */ - count = strlen(buffer); - for (i = 3; i <= count; i++) - buffer[i - 3] = buffer[i]; - } - } - } - } - while (checksum != xmitcsum); /* Keep trying while we fail */ -} - -/* Send the packet in the buffer with run-length encoding */ -static void put_packet(char *buffer) -{ - int checksum; - char *src; - int runlen; - int encode; - - do { - src = buffer; - put_debug_char('$'); - checksum = 0; - - /* Continue while we still have chars left */ - while (*src) { - /* Check for runs up to 99 chars long */ - for (runlen = 1; runlen < 99; runlen++) { - if (src[0] != src[runlen]) - break; - } - - if (runlen > 3) { - /* Got a useful amount, send encoding */ - encode = runlen + ' ' - 4; - put_debug_char(*src); checksum += *src; - put_debug_char('*'); checksum += '*'; - put_debug_char(encode); checksum += encode; - src += runlen; - } else { - /* Otherwise just send the current char */ - put_debug_char(*src); checksum += *src; - src += 1; - } - } - - /* '#' Separator, put high and low components of checksum */ - put_debug_char('#'); - put_debug_char(hex_asc_hi(checksum)); - put_debug_char(hex_asc_lo(checksum)); - } - while ((get_debug_char()) != '+'); /* While no ack */ -} - -/* A bus error has occurred - perform a longjmp to return execution and - allow handling of the error */ -static void kgdb_handle_bus_error(void) -{ - longjmp(rem_com_env, 1); -} - -/* Translate SH-3/4 exception numbers to unix-like signal values */ -static int compute_signal(const int excep_code) -{ - int sigval; - - switch (excep_code) { - - case INVALID_INSN_VEC: - case INVALID_SLOT_VEC: - sigval = SIGILL; - break; - case ADDRESS_ERROR_LOAD_VEC: - case ADDRESS_ERROR_STORE_VEC: - sigval = SIGSEGV; - break; - - case SERIAL_BREAK_VEC: - case NMI_VEC: - sigval = SIGINT; - break; - - case USER_BREAK_VEC: - case TRAP_VEC: - sigval = SIGTRAP; - break; - - default: - sigval = SIGBUS; /* "software generated" */ - break; - } - - return (sigval); -} - -/* Make a local copy of the registers passed into the handler (bletch) */ -static void kgdb_regs_to_gdb_regs(const struct kgdb_regs *regs, - int *gdb_regs) -{ - gdb_regs[R0] = regs->regs[R0]; - gdb_regs[R1] = regs->regs[R1]; - gdb_regs[R2] = regs->regs[R2]; - gdb_regs[R3] = regs->regs[R3]; - gdb_regs[R4] = regs->regs[R4]; - gdb_regs[R5] = regs->regs[R5]; - gdb_regs[R6] = regs->regs[R6]; - gdb_regs[R7] = regs->regs[R7]; - gdb_regs[R8] = regs->regs[R8]; - gdb_regs[R9] = regs->regs[R9]; - gdb_regs[R10] = regs->regs[R10]; - gdb_regs[R11] = regs->regs[R11]; - gdb_regs[R12] = regs->regs[R12]; - gdb_regs[R13] = regs->regs[R13]; - gdb_regs[R14] = regs->regs[R14]; - gdb_regs[R15] = regs->regs[R15]; - gdb_regs[PC] = regs->pc; - gdb_regs[PR] = regs->pr; - gdb_regs[GBR] = regs->gbr; - gdb_regs[MACH] = regs->mach; - gdb_regs[MACL] = regs->macl; - gdb_regs[SR] = regs->sr; - gdb_regs[VBR] = regs->vbr; -} - -/* Copy local gdb registers back to kgdb regs, for later copy to kernel */ -static void gdb_regs_to_kgdb_regs(const int *gdb_regs, - struct kgdb_regs *regs) -{ - regs->regs[R0] = gdb_regs[R0]; - regs->regs[R1] = gdb_regs[R1]; - regs->regs[R2] = gdb_regs[R2]; - regs->regs[R3] = gdb_regs[R3]; - regs->regs[R4] = gdb_regs[R4]; - regs->regs[R5] = gdb_regs[R5]; - regs->regs[R6] = gdb_regs[R6]; - regs->regs[R7] = gdb_regs[R7]; - regs->regs[R8] = gdb_regs[R8]; - regs->regs[R9] = gdb_regs[R9]; - regs->regs[R10] = gdb_regs[R10]; - regs->regs[R11] = gdb_regs[R11]; - regs->regs[R12] = gdb_regs[R12]; - regs->regs[R13] = gdb_regs[R13]; - regs->regs[R14] = gdb_regs[R14]; - regs->regs[R15] = gdb_regs[R15]; - regs->pc = gdb_regs[PC]; - regs->pr = gdb_regs[PR]; - regs->gbr = gdb_regs[GBR]; - regs->mach = gdb_regs[MACH]; - regs->macl = gdb_regs[MACL]; - regs->sr = gdb_regs[SR]; - regs->vbr = gdb_regs[VBR]; -} - -/* Calculate the new address for after a step */ -static short *get_step_address(void) -{ - short op = *(short *) trap_registers.pc; - long addr; - - /* BT */ - if (OPCODE_BT(op)) { - if (trap_registers.sr & SR_T_BIT_MASK) - addr = trap_registers.pc + 4 + OPCODE_BTF_DISP(op); - else - addr = trap_registers.pc + 2; - } - - /* BTS */ - else if (OPCODE_BTS(op)) { - if (trap_registers.sr & SR_T_BIT_MASK) - addr = trap_registers.pc + 4 + OPCODE_BTF_DISP(op); - else - addr = trap_registers.pc + 4; /* Not in delay slot */ - } - - /* BF */ - else if (OPCODE_BF(op)) { - if (!(trap_registers.sr & SR_T_BIT_MASK)) - addr = trap_registers.pc + 4 + OPCODE_BTF_DISP(op); - else - addr = trap_registers.pc + 2; - } - - /* BFS */ - else if (OPCODE_BFS(op)) { - if (!(trap_registers.sr & SR_T_BIT_MASK)) - addr = trap_registers.pc + 4 + OPCODE_BTF_DISP(op); - else - addr = trap_registers.pc + 4; /* Not in delay slot */ - } - - /* BRA */ - else if (OPCODE_BRA(op)) - addr = trap_registers.pc + 4 + OPCODE_BRA_DISP(op); - - /* BRAF */ - else if (OPCODE_BRAF(op)) - addr = trap_registers.pc + 4 - + trap_registers.regs[OPCODE_BRAF_REG(op)]; - - /* BSR */ - else if (OPCODE_BSR(op)) - addr = trap_registers.pc + 4 + OPCODE_BSR_DISP(op); - - /* BSRF */ - else if (OPCODE_BSRF(op)) - addr = trap_registers.pc + 4 - + trap_registers.regs[OPCODE_BSRF_REG(op)]; - - /* JMP */ - else if (OPCODE_JMP(op)) - addr = trap_registers.regs[OPCODE_JMP_REG(op)]; - - /* JSR */ - else if (OPCODE_JSR(op)) - addr = trap_registers.regs[OPCODE_JSR_REG(op)]; - - /* RTS */ - else if (OPCODE_RTS(op)) - addr = trap_registers.pr; - - /* RTE */ - else if (OPCODE_RTE(op)) - addr = trap_registers.regs[15]; - - /* Other */ - else - addr = trap_registers.pc + 2; - - flush_icache_range(addr, addr + 2); - return (short *) addr; -} - -/* Set up a single-step. Replace the instruction immediately after the - current instruction (i.e. next in the expected flow of control) with a - trap instruction, so that returning will cause only a single instruction - to be executed. Note that this model is slightly broken for instructions - with delay slots (e.g. B[TF]S, BSR, BRA etc), where both the branch - and the instruction in the delay slot will be executed. */ -static void do_single_step(void) -{ - unsigned short *addr = 0; - - /* Determine where the target instruction will send us to */ - addr = get_step_address(); - stepped_address = (int)addr; - - /* Replace it */ - stepped_opcode = *(short *)addr; - *addr = STEP_OPCODE; - - /* Flush and return */ - flush_icache_range((long) addr, (long) addr + 2); -} - -/* Undo a single step */ -static void undo_single_step(void) -{ - /* If we have stepped, put back the old instruction */ - /* Use stepped_address in case we stopped elsewhere */ - if (stepped_opcode != 0) { - *(short*)stepped_address = stepped_opcode; - flush_icache_range(stepped_address, stepped_address + 2); - } - stepped_opcode = 0; -} - -/* Send a signal message */ -static void send_signal_msg(const int signum) -{ - out_buffer[0] = 'S'; - out_buffer[1] = hex_asc_hi(signum); - out_buffer[2] = hex_asc_lo(signum); - out_buffer[3] = 0; - put_packet(out_buffer); -} - -/* Reply that all was well */ -static void send_ok_msg(void) -{ - strcpy(out_buffer, "OK"); - put_packet(out_buffer); -} - -/* Reply that an error occurred */ -static void send_err_msg(void) -{ - strcpy(out_buffer, "E01"); - put_packet(out_buffer); -} - -/* Empty message indicates unrecognised command */ -static void send_empty_msg(void) -{ - put_packet(""); -} - -/* Read memory due to 'm' message */ -static void read_mem_msg(void) -{ - char *ptr; - int addr; - int length; - - /* Jmp, disable bus error handler */ - if (setjmp(rem_com_env) == 0) { - - kgdb_nofault = 1; - - /* Walk through, have m<addr>,<length> */ - ptr = &in_buffer[1]; - if (hex_to_int(&ptr, &addr) && (*ptr++ == ',')) - if (hex_to_int(&ptr, &length)) { - ptr = 0; - if (length * 2 > OUTBUFMAX) - length = OUTBUFMAX / 2; - mem_to_hex((char *) addr, out_buffer, length); - } - if (ptr) - send_err_msg(); - else - put_packet(out_buffer); - } else - send_err_msg(); - - /* Restore bus error handler */ - kgdb_nofault = 0; -} - -/* Write memory due to 'M' or 'X' message */ -static void write_mem_msg(int binary) -{ - char *ptr; - int addr; - int length; - - if (setjmp(rem_com_env) == 0) { - - kgdb_nofault = 1; - - /* Walk through, have M<addr>,<length>:<data> */ - ptr = &in_buffer[1]; - if (hex_to_int(&ptr, &addr) && (*ptr++ == ',')) - if (hex_to_int(&ptr, &length) && (*ptr++ == ':')) { - if (binary) - ebin_to_mem(ptr, (char*)addr, length); - else - hex_to_mem(ptr, (char*)addr, length); - flush_icache_range(addr, addr + length); - ptr = 0; - send_ok_msg(); - } - if (ptr) - send_err_msg(); - } else - send_err_msg(); - - /* Restore bus error handler */ - kgdb_nofault = 0; -} - -/* Continue message */ -static void continue_msg(void) -{ - /* Try to read optional parameter, PC unchanged if none */ - char *ptr = &in_buffer[1]; - int addr; - - if (hex_to_int(&ptr, &addr)) - trap_registers.pc = addr; -} - -/* Continue message with signal */ -static void continue_with_sig_msg(void) -{ - int signal; - char *ptr = &in_buffer[1]; - int addr; - - /* Report limitation */ - kgdb_to_gdb("Cannot force signal in kgdb, continuing anyway.\n"); - - /* Signal */ - hex_to_int(&ptr, &signal); - if (*ptr == ';') - ptr++; - - /* Optional address */ - if (hex_to_int(&ptr, &addr)) - trap_registers.pc = addr; -} - -/* Step message */ -static void step_msg(void) -{ - continue_msg(); - do_single_step(); -} - -/* Step message with signal */ -static void step_with_sig_msg(void) -{ - continue_with_sig_msg(); - do_single_step(); -} - -/* Send register contents */ -static void send_regs_msg(void) -{ - kgdb_regs_to_gdb_regs(&trap_registers, registers); - mem_to_hex((char *) registers, out_buffer, NUMREGBYTES); - put_packet(out_buffer); -} - -/* Set register contents - currently can't set other thread's registers */ -static void set_regs_msg(void) -{ - kgdb_regs_to_gdb_regs(&trap_registers, registers); - hex_to_mem(&in_buffer[1], (char *) registers, NUMREGBYTES); - gdb_regs_to_kgdb_regs(registers, &trap_registers); - send_ok_msg(); -} - -#ifdef CONFIG_SH_KGDB_CONSOLE -/* - * Bring up the ports.. - */ -static int __init kgdb_serial_setup(void) -{ - struct console dummy; - return kgdb_console_setup(&dummy, 0); -} -#else -#define kgdb_serial_setup() 0 -#endif - -/* The command loop, read and act on requests */ -static void kgdb_command_loop(const int excep_code, const int trapa_value) -{ - int sigval; - - /* Enter GDB mode (e.g. after detach) */ - if (!kgdb_in_gdb_mode) { - /* Do serial setup, notify user, issue preemptive ack */ - printk(KERN_NOTICE "KGDB: Waiting for GDB\n"); - kgdb_in_gdb_mode = 1; - put_debug_char('+'); - } - - /* Reply to host that an exception has occurred */ - sigval = compute_signal(excep_code); - send_signal_msg(sigval); - - /* TRAP_VEC exception indicates a software trap inserted in place of - code by GDB so back up PC by one instruction, as this instruction - will later be replaced by its original one. Do NOT do this for - trap 0xff, since that indicates a compiled-in breakpoint which - will not be replaced (and we would retake the trap forever) */ - if ((excep_code == TRAP_VEC) && (trapa_value != (0x3c << 2))) - trap_registers.pc -= 2; - - /* Undo any stepping we may have done */ - undo_single_step(); - - while (1) { - out_buffer[0] = 0; - get_packet(in_buffer, BUFMAX); - - /* Examine first char of buffer to see what we need to do */ - switch (in_buffer[0]) { - case '?': /* Send which signal we've received */ - send_signal_msg(sigval); - break; - - case 'g': /* Return the values of the CPU registers */ - send_regs_msg(); - break; - - case 'G': /* Set the value of the CPU registers */ - set_regs_msg(); - break; - - case 'm': /* Read LLLL bytes address AA..AA */ - read_mem_msg(); - break; - - case 'M': /* Write LLLL bytes address AA..AA, ret OK */ - write_mem_msg(0); /* 0 = data in hex */ - break; - - case 'X': /* Write LLLL bytes esc bin address AA..AA */ - if (kgdb_bits == '8') - write_mem_msg(1); /* 1 = data in binary */ - else - send_empty_msg(); - break; - - case 'C': /* Continue, signum included, we ignore it */ - continue_with_sig_msg(); - return; - - case 'c': /* Continue at address AA..AA (optional) */ - continue_msg(); - return; - - case 'S': /* Step, signum included, we ignore it */ - step_with_sig_msg(); - return; - - case 's': /* Step one instruction from AA..AA */ - step_msg(); - return; - - case 'k': /* 'Kill the program' with a kernel ? */ - break; - - case 'D': /* Detach from program, send reply OK */ - kgdb_in_gdb_mode = 0; - send_ok_msg(); - get_debug_char(); - return; - - default: - send_empty_msg(); - break; - } - } -} - -/* There has been an exception, most likely a breakpoint. */ -static void handle_exception(struct pt_regs *regs) -{ - int excep_code, vbr_val; - int count; - int trapa_value = ctrl_inl(TRA); - - /* Copy kernel regs (from stack) */ - for (count = 0; count < 16; count++) - trap_registers.regs[count] = regs->regs[count]; - trap_registers.pc = regs->pc; - trap_registers.pr = regs->pr; - trap_registers.sr = regs->sr; - trap_registers.gbr = regs->gbr; - trap_registers.mach = regs->mach; - trap_registers.macl = regs->macl; - - asm("stc vbr, %0":"=r"(vbr_val)); - trap_registers.vbr = vbr_val; - - /* Get excode for command loop call, user access */ - asm("stc r2_bank, %0":"=r"(excep_code)); - - /* Act on the exception */ - kgdb_command_loop(excep_code, trapa_value); - - /* Copy back the (maybe modified) registers */ - for (count = 0; count < 16; count++) - regs->regs[count] = trap_registers.regs[count]; - regs->pc = trap_registers.pc; - regs->pr = trap_registers.pr; - regs->sr = trap_registers.sr; - regs->gbr = trap_registers.gbr; - regs->mach = trap_registers.mach; - regs->macl = trap_registers.macl; - - vbr_val = trap_registers.vbr; - asm("ldc %0, vbr": :"r"(vbr_val)); -} - -asmlinkage void kgdb_handle_exception(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - handle_exception(regs); -} - -/* Initialise the KGDB data structures and serial configuration */ -int __init kgdb_init(void) -{ - in_nmi = 0; - kgdb_nofault = 0; - stepped_opcode = 0; - kgdb_in_gdb_mode = 0; - - if (kgdb_serial_setup() != 0) { - printk(KERN_NOTICE "KGDB: serial setup error\n"); - return -1; - } - - /* Init ptr to exception handler */ - kgdb_debug_hook = handle_exception; - kgdb_bus_err_hook = kgdb_handle_bus_error; - - /* Enter kgdb now if requested, or just report init done */ - printk(KERN_NOTICE "KGDB: stub is initialized.\n"); - - return 0; -} - -/* Make function available for "user messages"; console will use it too. */ - -char gdbmsgbuf[BUFMAX]; -#define MAXOUT ((BUFMAX-2)/2) - -static void kgdb_msg_write(const char *s, unsigned count) -{ - int i; - int wcount; - char *bufptr; - - /* 'O'utput */ - gdbmsgbuf[0] = 'O'; - - /* Fill and send buffers... */ - while (count > 0) { - bufptr = gdbmsgbuf + 1; - - /* Calculate how many this time */ - wcount = (count > MAXOUT) ? MAXOUT : count; - - /* Pack in hex chars */ - for (i = 0; i < wcount; i++) - bufptr = pack_hex_byte(bufptr, s[i]); - *bufptr = '\0'; - - /* Move up */ - s += wcount; - count -= wcount; - - /* Write packet */ - put_packet(gdbmsgbuf); - } -} - -static void kgdb_to_gdb(const char *s) -{ - kgdb_msg_write(s, strlen(s)); -} - -#ifdef CONFIG_SH_KGDB_CONSOLE -void kgdb_console_write(struct console *co, const char *s, unsigned count) -{ - /* Bail if we're not talking to GDB */ - if (!kgdb_in_gdb_mode) - return; - - kgdb_msg_write(s, count); -} -#endif - -#ifdef CONFIG_KGDB_SYSRQ -static void sysrq_handle_gdb(int key, struct tty_struct *tty) -{ - printk("Entering GDB stub\n"); - breakpoint(); -} - -static struct sysrq_key_op sysrq_gdb_op = { - .handler = sysrq_handle_gdb, - .help_msg = "Gdb", - .action_msg = "GDB", -}; - -static int gdb_register_sysrq(void) -{ - printk("Registering GDB sysrq handler\n"); - register_sysrq_key('g', &sysrq_gdb_op); - return 0; -} -module_init(gdb_register_sysrq); -#endif diff --git a/arch/sh/kernel/pm.c b/arch/sh/kernel/pm.c deleted file mode 100644 index 10ab62c9aede..000000000000 --- a/arch/sh/kernel/pm.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Generic Power Management Routine - * - * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License. - */ -#include <linux/suspend.h> -#include <linux/delay.h> -#include <linux/gfp.h> -#include <asm/freq.h> -#include <asm/io.h> -#include <asm/watchdog.h> -#include <asm/pm.h> - -#define INTR_OFFSET 0x600 - -#define STBCR 0xffffff82 -#define STBCR2 0xffffff88 - -#define STBCR_STBY 0x80 -#define STBCR_MSTP2 0x04 - -#define MCR 0xffffff68 -#define RTCNT 0xffffff70 - -#define MCR_RMODE 2 -#define MCR_RFSH 4 - -void pm_enter(void) -{ - u8 stbcr, csr; - u16 frqcr, mcr; - u32 vbr_new, vbr_old; - - set_bl_bit(); - - /* set wdt */ - csr = sh_wdt_read_csr(); - csr &= ~WTCSR_TME; - csr |= WTCSR_CKS_4096; - sh_wdt_write_csr(csr); - csr = sh_wdt_read_csr(); - sh_wdt_write_cnt(0); - - /* disable PLL1 */ - frqcr = ctrl_inw(FRQCR); - frqcr &= ~(FRQCR_PLLEN | FRQCR_PSTBY); - ctrl_outw(frqcr, FRQCR); - - /* enable standby */ - stbcr = ctrl_inb(STBCR); - ctrl_outb(stbcr | STBCR_STBY | STBCR_MSTP2, STBCR); - - /* set self-refresh */ - mcr = ctrl_inw(MCR); - ctrl_outw(mcr & ~MCR_RFSH, MCR); - - /* set interrupt handler */ - asm volatile("stc vbr, %0" : "=r" (vbr_old)); - vbr_new = get_zeroed_page(GFP_ATOMIC); - udelay(50); - memcpy((void*)(vbr_new + INTR_OFFSET), - &wakeup_start, &wakeup_end - &wakeup_start); - asm volatile("ldc %0, vbr" : : "r" (vbr_new)); - - ctrl_outw(0, RTCNT); - ctrl_outw(mcr | MCR_RFSH | MCR_RMODE, MCR); - - cpu_sleep(); - - asm volatile("ldc %0, vbr" : : "r" (vbr_old)); - - free_page(vbr_new); - - /* enable PLL1 */ - frqcr = ctrl_inw(FRQCR); - frqcr |= FRQCR_PSTBY; - ctrl_outw(frqcr, FRQCR); - udelay(50); - frqcr |= FRQCR_PLLEN; - ctrl_outw(frqcr, FRQCR); - - ctrl_outb(stbcr, STBCR); - - clear_bl_bit(); -} diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index b965f0282c7d..ddafbbbab2ab 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -32,65 +32,8 @@ #include <asm/fpu.h> #include <asm/syscalls.h> -static int hlt_counter; int ubc_usercnt = 0; -void (*pm_idle)(void); -void (*pm_power_off)(void); -EXPORT_SYMBOL(pm_power_off); - -static int __init nohlt_setup(char *__unused) -{ - hlt_counter = 1; - return 1; -} -__setup("nohlt", nohlt_setup); - -static int __init hlt_setup(char *__unused) -{ - hlt_counter = 0; - return 1; -} -__setup("hlt", hlt_setup); - -static void default_idle(void) -{ - if (!hlt_counter) { - clear_thread_flag(TIF_POLLING_NRFLAG); - smp_mb__after_clear_bit(); - set_bl_bit(); - while (!need_resched()) - cpu_sleep(); - clear_bl_bit(); - set_thread_flag(TIF_POLLING_NRFLAG); - } else - while (!need_resched()) - cpu_relax(); -} - -void cpu_idle(void) -{ - set_thread_flag(TIF_POLLING_NRFLAG); - - /* endless idle loop with no priority at all */ - while (1) { - void (*idle)(void) = pm_idle; - - if (!idle) - idle = default_idle; - - tick_nohz_stop_sched_tick(1); - while (!need_resched()) - idle(); - tick_nohz_restart_sched_tick(); - - preempt_enable_no_resched(); - schedule(); - preempt_disable(); - check_pgt_cache(); - } -} - void machine_restart(char * __unused) { /* SR.BL=1 and invoke address error to let CPU reset (manual reset) */ @@ -115,8 +58,8 @@ void machine_power_off(void) void show_regs(struct pt_regs * regs) { printk("\n"); - printk("Pid : %d, Comm: %20s\n", task_pid_nr(current), current->comm); - printk("CPU : %d %s (%s %.*s)\n", + printk("Pid : %d, Comm: \t\t%s\n", task_pid_nr(current), current->comm); + printk("CPU : %d \t\t%s (%s %.*s)\n\n", smp_processor_id(), print_tainted(), init_utsname()->release, (int)strcspn(init_utsname()->version, " "), init_utsname()->version); @@ -148,26 +91,16 @@ void show_regs(struct pt_regs * regs) regs->mach, regs->macl, regs->gbr, regs->pr); show_trace(NULL, (unsigned long *)regs->regs[15], regs); + show_code(regs); } /* * Create a kernel thread */ - -/* - * This is the mechanism for creating a new kernel thread. - * - */ -extern void kernel_thread_helper(void); -__asm__(".align 5\n" - "kernel_thread_helper:\n\t" - "jsr @r5\n\t" - " nop\n\t" - "mov.l 1f, r1\n\t" - "jsr @r1\n\t" - " mov r0, r4\n\t" - ".align 2\n\t" - "1:.long do_exit"); +ATTRIB_NORET void kernel_thread_helper(void *arg, int (*fn)(void *)) +{ + do_exit(fn(arg)); +} /* Don't use this in BL=1(cli). Or else, CPU resets! */ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags) diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c index b7aa09235b51..a7e5f2e74bac 100644 --- a/arch/sh/kernel/process_64.c +++ b/arch/sh/kernel/process_64.c @@ -23,7 +23,6 @@ #include <linux/reboot.h> #include <linux/init.h> #include <linux/module.h> -#include <linux/proc_fs.h> #include <linux/io.h> #include <asm/syscalls.h> #include <asm/uaccess.h> @@ -33,56 +32,6 @@ struct task_struct *last_task_used_math = NULL; -static int hlt_counter = 1; - -#define HARD_IDLE_TIMEOUT (HZ / 3) - -static int __init nohlt_setup(char *__unused) -{ - hlt_counter = 1; - return 1; -} - -static int __init hlt_setup(char *__unused) -{ - hlt_counter = 0; - return 1; -} - -__setup("nohlt", nohlt_setup); -__setup("hlt", hlt_setup); - -static inline void hlt(void) -{ - __asm__ __volatile__ ("sleep" : : : "memory"); -} - -/* - * The idle loop on a uniprocessor SH.. - */ -void cpu_idle(void) -{ - /* endless idle loop with no priority at all */ - while (1) { - if (hlt_counter) { - while (!need_resched()) - cpu_relax(); - } else { - local_irq_disable(); - while (!need_resched()) { - local_irq_enable(); - hlt(); - local_irq_disable(); - } - local_irq_enable(); - } - preempt_enable_no_resched(); - schedule(); - preempt_disable(); - } - -} - void machine_restart(char * __unused) { extern void phys_stext(void); @@ -97,13 +46,6 @@ void machine_halt(void) void machine_power_off(void) { -#if 0 - /* Disable watchdog timer */ - ctrl_outl(0xa5000000, WTCSR); - /* Configure deep standby on sleep */ - ctrl_outl(0x03, STBCR); -#endif - __asm__ __volatile__ ( "sleep\n\t" "synci\n\t" @@ -113,9 +55,6 @@ void machine_power_off(void) panic("Unexpected wakeup!\n"); } -void (*pm_power_off)(void) = machine_power_off; -EXPORT_SYMBOL(pm_power_off); - void show_regs(struct pt_regs * regs) { unsigned long long ah, al, bh, bl, ch, cl; @@ -365,18 +304,6 @@ void show_regs(struct pt_regs * regs) } } -struct task_struct * alloc_task_struct(void) -{ - /* Get task descriptor pages */ - return (struct task_struct *) - __get_free_pages(GFP_KERNEL, get_order(THREAD_SIZE)); -} - -void free_task_struct(struct task_struct *p) -{ - free_pages((unsigned long) p, get_order(THREAD_SIZE)); -} - /* * Create a kernel thread */ @@ -662,41 +589,3 @@ unsigned long get_wchan(struct task_struct *p) #endif return pc; } - -/* Provide a /proc/asids file that lists out the - ASIDs currently associated with the processes. (If the DM.PC register is - examined through the debug link, this shows ASID + PC. To make use of this, - the PID->ASID relationship needs to be known. This is primarily for - debugging.) - */ - -#if defined(CONFIG_SH64_PROC_ASIDS) -static int -asids_proc_info(char *buf, char **start, off_t fpos, int length, int *eof, void *data) -{ - int len=0; - struct task_struct *p; - read_lock(&tasklist_lock); - for_each_process(p) { - int pid = p->pid; - - if (!pid) - continue; - if (p->mm) - len += sprintf(buf+len, "%5d : %02lx\n", pid, - asid_cache(smp_processor_id())); - else - len += sprintf(buf+len, "%5d : (none)\n", pid); - } - read_unlock(&tasklist_lock); - *eof = 1; - return len; -} - -static int __init register_proc_asids(void) -{ - create_proc_read_entry("asids", 0, NULL, asids_proc_info, NULL); - return 0; -} -__initcall(register_proc_asids); -#endif diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c index e15b099c1f06..695097438f02 100644 --- a/arch/sh/kernel/ptrace_64.c +++ b/arch/sh/kernel/ptrace_64.c @@ -2,7 +2,7 @@ * arch/sh/kernel/ptrace_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2007 Paul Mundt + * Copyright (C) 2003 - 2008 Paul Mundt * * Started from SH3/4 version: * SuperH version: Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka @@ -29,6 +29,8 @@ #include <linux/audit.h> #include <linux/seccomp.h> #include <linux/tracehook.h> +#include <linux/elf.h> +#include <linux/regset.h> #include <asm/io.h> #include <asm/uaccess.h> #include <asm/pgtable.h> @@ -137,6 +139,165 @@ void user_disable_single_step(struct task_struct *child) regs->sr &= ~SR_SSTEP; } +static int genregs_get(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf) +{ + const struct pt_regs *regs = task_pt_regs(target); + int ret; + + /* PC, SR, SYSCALL */ + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + ®s->pc, + 0, 3 * sizeof(unsigned long long)); + + /* R1 -> R63 */ + if (!ret) + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + regs->regs, + offsetof(struct pt_regs, regs[0]), + 63 * sizeof(unsigned long long)); + /* TR0 -> TR7 */ + if (!ret) + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + regs->tregs, + offsetof(struct pt_regs, tregs[0]), + 8 * sizeof(unsigned long long)); + + if (!ret) + ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, + sizeof(struct pt_regs), -1); + + return ret; +} + +static int genregs_set(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf) +{ + struct pt_regs *regs = task_pt_regs(target); + int ret; + + /* PC, SR, SYSCALL */ + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + ®s->pc, + 0, 3 * sizeof(unsigned long long)); + + /* R1 -> R63 */ + if (!ret && count > 0) + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + regs->regs, + offsetof(struct pt_regs, regs[0]), + 63 * sizeof(unsigned long long)); + + /* TR0 -> TR7 */ + if (!ret && count > 0) + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + regs->tregs, + offsetof(struct pt_regs, tregs[0]), + 8 * sizeof(unsigned long long)); + + if (!ret) + ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, + sizeof(struct pt_regs), -1); + + return ret; +} + +#ifdef CONFIG_SH_FPU +int fpregs_get(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf) +{ + int ret; + + ret = init_fpu(target); + if (ret) + return ret; + + return user_regset_copyout(&pos, &count, &kbuf, &ubuf, + &target->thread.fpu.hard, 0, -1); +} + +static int fpregs_set(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf) +{ + int ret; + + ret = init_fpu(target); + if (ret) + return ret; + + set_stopped_child_used_math(target); + + return user_regset_copyin(&pos, &count, &kbuf, &ubuf, + &target->thread.fpu.hard, 0, -1); +} + +static int fpregs_active(struct task_struct *target, + const struct user_regset *regset) +{ + return tsk_used_math(target) ? regset->n : 0; +} +#endif + +/* + * These are our native regset flavours. + */ +enum sh_regset { + REGSET_GENERAL, +#ifdef CONFIG_SH_FPU + REGSET_FPU, +#endif +}; + +static const struct user_regset sh_regsets[] = { + /* + * Format is: + * PC, SR, SYSCALL, + * R1 --> R63, + * TR0 --> TR7, + */ + [REGSET_GENERAL] = { + .core_note_type = NT_PRSTATUS, + .n = ELF_NGREG, + .size = sizeof(long long), + .align = sizeof(long long), + .get = genregs_get, + .set = genregs_set, + }, + +#ifdef CONFIG_SH_FPU + [REGSET_FPU] = { + .core_note_type = NT_PRFPREG, + .n = sizeof(struct user_fpu_struct) / + sizeof(long long), + .size = sizeof(long long), + .align = sizeof(long long), + .get = fpregs_get, + .set = fpregs_set, + .active = fpregs_active, + }, +#endif +}; + +static const struct user_regset_view user_sh64_native_view = { + .name = "sh64", + .e_machine = EM_SH, + .regsets = sh_regsets, + .n = ARRAY_SIZE(sh_regsets), +}; + +const struct user_regset_view *task_user_regset_view(struct task_struct *task) +{ + return &user_sh64_native_view; +} + long arch_ptrace(struct task_struct *child, long request, long addr, long data) { int ret; @@ -195,10 +356,33 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } break; + case PTRACE_GETREGS: + return copy_regset_to_user(child, &user_sh64_native_view, + REGSET_GENERAL, + 0, sizeof(struct pt_regs), + (void __user *)data); + case PTRACE_SETREGS: + return copy_regset_from_user(child, &user_sh64_native_view, + REGSET_GENERAL, + 0, sizeof(struct pt_regs), + (const void __user *)data); +#ifdef CONFIG_SH_FPU + case PTRACE_GETFPREGS: + return copy_regset_to_user(child, &user_sh64_native_view, + REGSET_FPU, + 0, sizeof(struct user_fpu_struct), + (void __user *)data); + case PTRACE_SETFPREGS: + return copy_regset_from_user(child, &user_sh64_native_view, + REGSET_FPU, + 0, sizeof(struct user_fpu_struct), + (const void __user *)data); +#endif default: ret = ptrace_request(child, request, addr, data); break; } + return ret; } diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index e7152cc6930e..534247508572 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -417,6 +417,7 @@ void __init setup_arch(char **cmdline_p) } static const char *cpu_name[] = { + [CPU_SH7201] = "SH7201", [CPU_SH7203] = "SH7203", [CPU_SH7263] = "SH7263", [CPU_SH7206] = "SH7206", [CPU_SH7619] = "SH7619", [CPU_SH7705] = "SH7705", [CPU_SH7706] = "SH7706", diff --git a/arch/sh/kernel/sh_bios.c b/arch/sh/kernel/sh_bios.c index d1bcac4fa269..c852f7805728 100644 --- a/arch/sh/kernel/sh_bios.c +++ b/arch/sh/kernel/sh_bios.c @@ -8,69 +8,50 @@ #include <linux/module.h> #include <asm/sh_bios.h> -#define BIOS_CALL_CONSOLE_WRITE 0 -#define BIOS_CALL_READ_BLOCK 1 +#define BIOS_CALL_CONSOLE_WRITE 0 #define BIOS_CALL_ETH_NODE_ADDR 10 #define BIOS_CALL_SHUTDOWN 11 -#define BIOS_CALL_CHAR_OUT 0x1f /* TODO: hack */ -#define BIOS_CALL_GDB_GET_MODE_PTR 0xfe -#define BIOS_CALL_GDB_DETACH 0xff +#define BIOS_CALL_CHAR_OUT 0x1f /* TODO: hack */ +#define BIOS_CALL_GDB_DETACH 0xff -static __inline__ long sh_bios_call(long func, long arg0, long arg1, long arg2, long arg3) +static inline long sh_bios_call(long func, long arg0, long arg1, long arg2, + long arg3) { - register long r0 __asm__("r0") = func; - register long r4 __asm__("r4") = arg0; - register long r5 __asm__("r5") = arg1; - register long r6 __asm__("r6") = arg2; - register long r7 __asm__("r7") = arg3; - __asm__ __volatile__("trapa #0x3f" - : "=z" (r0) - : "0" (r0), "r" (r4), "r" (r5), "r" (r6), "r" (r7) - : "memory"); - return r0; + register long r0 __asm__("r0") = func; + register long r4 __asm__("r4") = arg0; + register long r5 __asm__("r5") = arg1; + register long r6 __asm__("r6") = arg2; + register long r7 __asm__("r7") = arg3; + + __asm__ __volatile__("trapa #0x3f":"=z"(r0) + :"0"(r0), "r"(r4), "r"(r5), "r"(r6), "r"(r7) + :"memory"); + return r0; } - void sh_bios_console_write(const char *buf, unsigned int len) { - sh_bios_call(BIOS_CALL_CONSOLE_WRITE, (long)buf, (long)len, 0, 0); + sh_bios_call(BIOS_CALL_CONSOLE_WRITE, (long)buf, (long)len, 0, 0); } - void sh_bios_char_out(char ch) { - sh_bios_call(BIOS_CALL_CHAR_OUT, ch, 0, 0, 0); -} - - -int sh_bios_in_gdb_mode(void) -{ - static char queried = 0; - static char *gdb_mode_p = 0; - - if (!queried) - { - /* Query the gdb stub for address of its gdb mode variable */ - long r = sh_bios_call(BIOS_CALL_GDB_GET_MODE_PTR, 0, 0, 0, 0); - if (r != ~0) /* BIOS returns -1 for unknown function */ - gdb_mode_p = (char *)r; - queried = 1; - } - return (gdb_mode_p != 0 ? *gdb_mode_p : 0); + sh_bios_call(BIOS_CALL_CHAR_OUT, ch, 0, 0, 0); } void sh_bios_gdb_detach(void) { - sh_bios_call(BIOS_CALL_GDB_DETACH, 0, 0, 0, 0); + sh_bios_call(BIOS_CALL_GDB_DETACH, 0, 0, 0, 0); } -EXPORT_SYMBOL(sh_bios_gdb_detach); +EXPORT_SYMBOL_GPL(sh_bios_gdb_detach); -void sh_bios_get_node_addr (unsigned char *node_addr) +void sh_bios_get_node_addr(unsigned char *node_addr) { - sh_bios_call(BIOS_CALL_ETH_NODE_ADDR, 0, (long)node_addr, 0, 0); + sh_bios_call(BIOS_CALL_ETH_NODE_ADDR, 0, (long)node_addr, 0, 0); } +EXPORT_SYMBOL_GPL(sh_bios_get_node_addr); void sh_bios_shutdown(unsigned int how) { - sh_bios_call(BIOS_CALL_SHUTDOWN, how, 0, 0, 0); + sh_bios_call(BIOS_CALL_SHUTDOWN, how, 0, 0, 0); } diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c index 92ae5e6c099e..528de2955c81 100644 --- a/arch/sh/kernel/sh_ksyms_32.c +++ b/arch/sh/kernel/sh_ksyms_32.c @@ -52,16 +52,12 @@ EXPORT_SYMBOL(__const_udelay); #define DECLARE_EXPORT(name) \ extern void name(void);EXPORT_SYMBOL(name) -#define MAYBE_DECLARE_EXPORT(name) \ - extern void name(void) __weak;EXPORT_SYMBOL(name) -/* These symbols are generated by the compiler itself */ DECLARE_EXPORT(__udivsi3); DECLARE_EXPORT(__sdivsi3); +DECLARE_EXPORT(__lshrsi3); DECLARE_EXPORT(__ashrsi3); DECLARE_EXPORT(__ashlsi3); -DECLARE_EXPORT(__ashrdi3); -DECLARE_EXPORT(__ashldi3); DECLARE_EXPORT(__ashiftrt_r4_6); DECLARE_EXPORT(__ashiftrt_r4_7); DECLARE_EXPORT(__ashiftrt_r4_8); @@ -79,8 +75,7 @@ DECLARE_EXPORT(__ashiftrt_r4_23); DECLARE_EXPORT(__ashiftrt_r4_24); DECLARE_EXPORT(__ashiftrt_r4_27); DECLARE_EXPORT(__ashiftrt_r4_30); -DECLARE_EXPORT(__lshrsi3); -DECLARE_EXPORT(__lshrdi3); +DECLARE_EXPORT(__movstr); DECLARE_EXPORT(__movstrSI8); DECLARE_EXPORT(__movstrSI12); DECLARE_EXPORT(__movstrSI16); @@ -95,31 +90,17 @@ DECLARE_EXPORT(__movstrSI48); DECLARE_EXPORT(__movstrSI52); DECLARE_EXPORT(__movstrSI56); DECLARE_EXPORT(__movstrSI60); -#if __GNUC__ == 4 -DECLARE_EXPORT(__movmem); -#else -DECLARE_EXPORT(__movstr); -#endif - -#if __GNUC__ == 4 +DECLARE_EXPORT(__movstr_i4_even); +DECLARE_EXPORT(__movstr_i4_odd); +DECLARE_EXPORT(__movstrSI12_i4); DECLARE_EXPORT(__movmem_i4_even); DECLARE_EXPORT(__movmem_i4_odd); DECLARE_EXPORT(__movmemSI12_i4); - -#if (__GNUC_MINOR__ >= 2 || defined(__GNUC_STM_RELEASE__)) -/* - * GCC >= 4.2 emits these for division, as do GCC 4.1.x versions of the ST - * compiler which include backported patches. - */ DECLARE_EXPORT(__udiv_qrnnd_16); -MAYBE_DECLARE_EXPORT(__sdivsi3_i4i); -MAYBE_DECLARE_EXPORT(__udivsi3_i4i); -#endif -#else /* GCC 3.x */ -DECLARE_EXPORT(__movstr_i4_even); -DECLARE_EXPORT(__movstr_i4_odd); -DECLARE_EXPORT(__movstrSI12_i4); -#endif /* __GNUC__ == 4 */ +DECLARE_EXPORT(__sdivsi3_i4); +DECLARE_EXPORT(__udivsi3_i4); +DECLARE_EXPORT(__sdivsi3_i4i); +DECLARE_EXPORT(__udivsi3_i4i); #if !defined(CONFIG_CACHE_OFF) && (defined(CONFIG_CPU_SH4) || \ defined(CONFIG_SH7705_CACHE_32KB)) diff --git a/arch/sh/kernel/sh_ksyms_64.c b/arch/sh/kernel/sh_ksyms_64.c index 9324d32adacc..0d74d6b8774e 100644 --- a/arch/sh/kernel/sh_ksyms_64.c +++ b/arch/sh/kernel/sh_ksyms_64.c @@ -65,15 +65,16 @@ EXPORT_SYMBOL(copy_page); EXPORT_SYMBOL(__copy_user); EXPORT_SYMBOL(empty_zero_page); EXPORT_SYMBOL(memcpy); +EXPORT_SYMBOL(memset); EXPORT_SYMBOL(__udelay); EXPORT_SYMBOL(__ndelay); EXPORT_SYMBOL(__const_udelay); +EXPORT_SYMBOL(strlen); +EXPORT_SYMBOL(strcpy); /* Ugh. These come in from libgcc.a at link time. */ #define DECLARE_EXPORT(name) extern void name(void);EXPORT_SYMBOL(name) DECLARE_EXPORT(__sdivsi3); -DECLARE_EXPORT(__sdivsi3_2); -DECLARE_EXPORT(__muldi3); DECLARE_EXPORT(__udivsi3); DECLARE_EXPORT(__div_table); diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 69d09c0b3498..77c21bde376a 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -533,7 +533,6 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, { int ret; - /* Set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) ret = setup_rt_frame(sig, ka, info, oldset, regs); diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c index ce3e851dffcb..b22fdfaaa191 100644 --- a/arch/sh/kernel/signal_64.c +++ b/arch/sh/kernel/signal_64.c @@ -2,7 +2,7 @@ * arch/sh/kernel/signal_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2003 - 2008 Paul Mundt * Copyright (C) 2004 Richard Curnow * * This file is subject to the terms and conditions of the GNU General Public @@ -43,10 +43,38 @@ #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) -static void +static int handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, sigset_t *oldset, struct pt_regs * regs); +static inline void +handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa) +{ + /* If we're not from a syscall, bail out */ + if (regs->syscall_nr < 0) + return; + + /* check for system call restart.. */ + switch (regs->regs[REG_RET]) { + case -ERESTART_RESTARTBLOCK: + case -ERESTARTNOHAND: + no_system_call_restart: + regs->regs[REG_RET] = -EINTR; + regs->sr |= 1; + break; + + case -ERESTARTSYS: + if (!(sa->sa_flags & SA_RESTART)) + goto no_system_call_restart; + /* fallthrough */ + case -ERESTARTNOINTR: + /* Decode syscall # */ + regs->regs[REG_RET] = regs->syscall_nr; + regs->pc -= 4; + break; + } +} + /* * Note that 'init' is a special process: it doesn't get signals it doesn't * want to handle. Thus you cannot kill init even with a SIGKILL even by @@ -80,21 +108,23 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset) oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, 0); - if (signr > 0) { - /* Whee! Actually deliver the signal. */ - handle_signal(signr, &info, &ka, oldset, regs); + if (regs->sr & 1) + handle_syscall_restart(regs, &ka.sa); - /* - * If a signal was successfully delivered, the saved sigmask - * is in its frame, and we can clear the TIF_RESTORE_SIGMASK - * flag. - */ - if (test_thread_flag(TIF_RESTORE_SIGMASK)) - clear_thread_flag(TIF_RESTORE_SIGMASK); - - tracehook_signal_handler(signr, &info, &ka, regs, 0); - return 1; + /* Whee! Actually deliver the signal. */ + if (handle_signal(signr, &info, &ka, oldset, regs) == 0) { + /* + * If a signal was successfully delivered, the + * saved sigmask is in its frame, and we can + * clear the TIF_RESTORE_SIGMASK flag. + */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + clear_thread_flag(TIF_RESTORE_SIGMASK); + + tracehook_signal_handler(signr, &info, &ka, regs, 0); + return 1; + } } no_signal: @@ -129,7 +159,6 @@ no_signal: /* * Atomically swap in the new signal mask, and wait for a signal. */ - asmlinkage int sys_sigsuspend(old_sigset_t mask, unsigned long r3, unsigned long r4, unsigned long r5, @@ -235,20 +264,16 @@ sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, return do_sigaltstack(uss, uoss, REF_REG_SP); } - /* * Do a signal return; undo the signal stack. */ - -struct sigframe -{ +struct sigframe { struct sigcontext sc; unsigned long extramask[_NSIG_WORDS-1]; long long retcode[2]; }; -struct rt_sigframe -{ +struct rt_sigframe { struct siginfo __user *pinfo; void *puc; struct siginfo info; @@ -450,7 +475,6 @@ badframe: /* * Set up a signal frame. */ - static int setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, unsigned long mask) @@ -504,8 +528,8 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) void sa_default_restorer(void); /* See comments below */ void sa_default_rt_restorer(void); /* See comments below */ -static void setup_frame(int sig, struct k_sigaction *ka, - sigset_t *set, struct pt_regs *regs) +static int setup_frame(int sig, struct k_sigaction *ka, + sigset_t *set, struct pt_regs *regs) { struct sigframe __user *frame; int err = 0; @@ -596,23 +620,21 @@ static void setup_frame(int sig, struct k_sigaction *ka, set_fs(USER_DS); -#if DEBUG_SIG /* Broken %016Lx */ - printk("SIG deliver (#%d,%s:%d): sp=%p pc=%08Lx%08Lx link=%08Lx%08Lx\n", - signal, - current->comm, current->pid, frame, - regs->pc >> 32, regs->pc & 0xffffffff, - DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff); -#endif + pr_debug("SIG deliver (#%d,%s:%d): sp=%p pc=%08Lx%08Lx link=%08Lx%08Lx\n", + signal, current->comm, current->pid, frame, + regs->pc >> 32, regs->pc & 0xffffffff, + DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff); - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs) +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, + sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; int err = 0; @@ -702,62 +724,46 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, set_fs(USER_DS); -#if DEBUG_SIG - /* Broken %016Lx */ - printk("SIG deliver (#%d,%s:%d): sp=%p pc=%08Lx%08Lx link=%08Lx%08Lx\n", - signal, - current->comm, current->pid, frame, - regs->pc >> 32, regs->pc & 0xffffffff, - DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff); -#endif + pr_debug("SIG deliver (#%d,%s:%d): sp=%p pc=%08Lx%08Lx link=%08Lx%08Lx\n", + signal, current->comm, current->pid, frame, + regs->pc >> 32, regs->pc & 0xffffffff, + DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff); - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } /* * OK, we're invoking a handler */ - -static void +static int handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, sigset_t *oldset, struct pt_regs * regs) { - /* Are we from a system call? */ - if (regs->syscall_nr >= 0) { - /* If so, check system call restarting.. */ - switch (regs->regs[REG_RET]) { - case -ERESTART_RESTARTBLOCK: - case -ERESTARTNOHAND: - no_system_call_restart: - regs->regs[REG_RET] = -EINTR; - break; - - case -ERESTARTSYS: - if (!(ka->sa.sa_flags & SA_RESTART)) - goto no_system_call_restart; - /* fallthrough */ - case -ERESTARTNOINTR: - /* Decode syscall # */ - regs->regs[REG_RET] = regs->syscall_nr; - regs->pc -= 4; - } - } + int ret; /* Set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) - setup_rt_frame(sig, ka, info, oldset, regs); + ret = setup_rt_frame(sig, ka, info, oldset, regs); else - setup_frame(sig, ka, oldset, regs); + ret = setup_frame(sig, ka, oldset, regs); + + if (ka->sa.sa_flags & SA_ONESHOT) + ka->sa.sa_handler = SIG_DFL; + + if (ret == 0) { + spin_lock_irq(¤t->sighand->siglock); + sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); + if (!(ka->sa.sa_flags & SA_NODEFER)) + sigaddset(¤t->blocked,sig); + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + } - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked,sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + return ret; } asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index 38f098c9c72d..58dfc02c7af1 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -22,102 +22,10 @@ #include <linux/module.h> #include <linux/fs.h> #include <linux/ipc.h> -#include <asm/cacheflush.h> #include <asm/syscalls.h> #include <asm/uaccess.h> #include <asm/unistd.h> -unsigned long shm_align_mask = PAGE_SIZE - 1; /* Sane caches */ -EXPORT_SYMBOL(shm_align_mask); - -#ifdef CONFIG_MMU -/* - * To avoid cache aliases, we map the shared page with same color. - */ -#define COLOUR_ALIGN(addr, pgoff) \ - ((((addr) + shm_align_mask) & ~shm_align_mask) + \ - (((pgoff) << PAGE_SHIFT) & shm_align_mask)) - -unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, - unsigned long len, unsigned long pgoff, unsigned long flags) -{ - struct mm_struct *mm = current->mm; - struct vm_area_struct *vma; - unsigned long start_addr; - int do_colour_align; - - if (flags & MAP_FIXED) { - /* We do not accept a shared mapping if it would violate - * cache aliasing constraints. - */ - if ((flags & MAP_SHARED) && (addr & shm_align_mask)) - return -EINVAL; - return addr; - } - - if (unlikely(len > TASK_SIZE)) - return -ENOMEM; - - do_colour_align = 0; - if (filp || (flags & MAP_SHARED)) - do_colour_align = 1; - - if (addr) { - if (do_colour_align) - addr = COLOUR_ALIGN(addr, pgoff); - else - addr = PAGE_ALIGN(addr); - - vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) - return addr; - } - - if (len > mm->cached_hole_size) { - start_addr = addr = mm->free_area_cache; - } else { - mm->cached_hole_size = 0; - start_addr = addr = TASK_UNMAPPED_BASE; - } - -full_search: - if (do_colour_align) - addr = COLOUR_ALIGN(addr, pgoff); - else - addr = PAGE_ALIGN(mm->free_area_cache); - - for (vma = find_vma(mm, addr); ; vma = vma->vm_next) { - /* At this point: (!vma || addr < vma->vm_end). */ - if (unlikely(TASK_SIZE - len < addr)) { - /* - * Start a new search - just in case we missed - * some holes. - */ - if (start_addr != TASK_UNMAPPED_BASE) { - start_addr = addr = TASK_UNMAPPED_BASE; - mm->cached_hole_size = 0; - goto full_search; - } - return -ENOMEM; - } - if (likely(!vma || addr + len <= vma->vm_start)) { - /* - * Remember the place where we stopped the search: - */ - mm->free_area_cache = addr + len; - return addr; - } - if (addr + mm->cached_hole_size < vma->vm_start) - mm->cached_hole_size = vma->vm_start - addr; - - addr = vma->vm_end; - if (do_colour_align) - addr = COLOUR_ALIGN(addr, pgoff); - } -} -#endif /* CONFIG_MMU */ - static inline long do_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, int fd, unsigned long pgoff) diff --git a/arch/sh/kernel/time_32.c b/arch/sh/kernel/time_32.c index 23ca711c27d2..8457f83242c5 100644 --- a/arch/sh/kernel/time_32.c +++ b/arch/sh/kernel/time_32.c @@ -125,11 +125,6 @@ void handle_timer_tick(void) if (current->pid) profile_tick(CPU_PROFILING); -#ifdef CONFIG_HEARTBEAT - if (sh_mv.mv_heartbeat != NULL) - sh_mv.mv_heartbeat(); -#endif - /* * Here we are in the timer irq handler. We just have irqs locally * disabled but we don't know if the timer_bh is running on the other @@ -277,11 +272,4 @@ void __init time_init(void) ((sh_hpt_frequency + 500) / 1000) / 1000, ((sh_hpt_frequency + 500) / 1000) % 1000); -#if defined(CONFIG_SH_KGDB) - /* - * Set up kgdb as requested. We do it here because the serial - * init uses the timer vars we just set up for figuring baud. - */ - kgdb_init(); -#endif } diff --git a/arch/sh/kernel/time_64.c b/arch/sh/kernel/time_64.c index bbb2af1004d9..59d2a03e8b3c 100644 --- a/arch/sh/kernel/time_64.c +++ b/arch/sh/kernel/time_64.c @@ -240,11 +240,6 @@ static inline void do_timer_interrupt(void) do_timer(1); -#ifdef CONFIG_HEARTBEAT - if (sh_mv.mv_heartbeat != NULL) - sh_mv.mv_heartbeat(); -#endif - /* * If we have an externally synchronized Linux clock, then update * RTC clock accordingly every ~11 minutes. Set_rtc_mmss() has to be diff --git a/arch/sh/kernel/timers/timer-mtu2.c b/arch/sh/kernel/timers/timer-mtu2.c index fe453c01f9c9..c3d237e1d566 100644 --- a/arch/sh/kernel/timers/timer-mtu2.c +++ b/arch/sh/kernel/timers/timer-mtu2.c @@ -34,7 +34,12 @@ #define MTU2_TIER_1 0xfffe4384 #define MTU2_TSR_1 0xfffe4385 #define MTU2_TCNT_1 0xfffe4386 /* 16-bit counter */ + +#if defined(CONFIG_CPU_SUBTYPE_SH7201) +#define MTU2_TGRA_1 0xfffe4388 +#else #define MTU2_TGRA_1 0xfffe438a +#endif #define STBCR3 0xfffe0408 diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index 1e5c74efbacc..88807a2aacc3 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -28,17 +28,6 @@ #include <asm/fpu.h> #include <asm/kprobes.h> -#ifdef CONFIG_SH_KGDB -#include <asm/kgdb.h> -#define CHK_REMOTE_DEBUG(regs) \ -{ \ - if (kgdb_debug_hook && !user_mode(regs))\ - (*kgdb_debug_hook)(regs); \ -} -#else -#define CHK_REMOTE_DEBUG(regs) -#endif - #ifdef CONFIG_CPU_SH2 # define TRAP_RESERVED_INST 4 # define TRAP_ILLEGAL_SLOT_INST 6 @@ -94,7 +83,6 @@ void die(const char * str, struct pt_regs * regs, long err) printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); - CHK_REMOTE_DEBUG(regs); print_modules(); show_regs(regs); @@ -683,13 +671,12 @@ asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, error_code = lookup_exception_vector(); local_irq_enable(); - CHK_REMOTE_DEBUG(regs); force_sig(SIGILL, tsk); die_if_no_fixup("reserved instruction", regs, error_code); } #ifdef CONFIG_SH_FPU_EMU -static int emulate_branch(unsigned short inst, struct pt_regs* regs) +static int emulate_branch(unsigned short inst, struct pt_regs *regs) { /* * bfs: 8fxx: PC+=d*2+4; @@ -702,27 +689,32 @@ static int emulate_branch(unsigned short inst, struct pt_regs* regs) * jsr: 4x0b: PC=Rn after PR=PC+4; * rts: 000b: PC=PR; */ - if ((inst & 0xfd00) == 0x8d00) { + if (((inst & 0xf000) == 0xb000) || /* bsr */ + ((inst & 0xf0ff) == 0x0003) || /* bsrf */ + ((inst & 0xf0ff) == 0x400b)) /* jsr */ + regs->pr = regs->pc + 4; + + if ((inst & 0xfd00) == 0x8d00) { /* bfs, bts */ regs->pc += SH_PC_8BIT_OFFSET(inst); return 0; } - if ((inst & 0xe000) == 0xa000) { + if ((inst & 0xe000) == 0xa000) { /* bra, bsr */ regs->pc += SH_PC_12BIT_OFFSET(inst); return 0; } - if ((inst & 0xf0df) == 0x0003) { + if ((inst & 0xf0df) == 0x0003) { /* braf, bsrf */ regs->pc += regs->regs[(inst & 0x0f00) >> 8] + 4; return 0; } - if ((inst & 0xf0df) == 0x400b) { + if ((inst & 0xf0df) == 0x400b) { /* jmp, jsr */ regs->pc = regs->regs[(inst & 0x0f00) >> 8]; return 0; } - if ((inst & 0xffff) == 0x000b) { + if ((inst & 0xffff) == 0x000b) { /* rts */ regs->pc = regs->pr; return 0; } @@ -756,7 +748,6 @@ asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, inst = lookup_exception_vector(); local_irq_enable(); - CHK_REMOTE_DEBUG(regs); force_sig(SIGILL, tsk); die_if_no_fixup("illegal slot instruction", regs, inst); } @@ -868,10 +859,7 @@ void show_trace(struct task_struct *tsk, unsigned long *sp, if (regs && user_mode(regs)) return; - printk("\nCall trace: "); -#ifdef CONFIG_KALLSYMS - printk("\n"); -#endif + printk("\nCall trace:\n"); while (!kstack_end(sp)) { addr = *sp++; diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c index 95f4de0800ec..3f7e415be86a 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.c +++ b/arch/sh/kernel/vsyscall/vsyscall.c @@ -59,8 +59,7 @@ int __init vsyscall_init(void) } /* Setup a VMA at program startup for the vsyscall page */ -int arch_setup_additional_pages(struct linux_binprm *bprm, - int executable_stack) +int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { struct mm_struct *mm = current->mm; unsigned long addr; diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile index 8596cc78e18d..aaea580b65bb 100644 --- a/arch/sh/lib/Makefile +++ b/arch/sh/lib/Makefile @@ -5,12 +5,26 @@ lib-y = delay.o memset.o memmove.o memchr.o \ checksum.o strlen.o div64.o div64-generic.o +# Extracted from libgcc +lib-y += movmem.o ashldi3.o ashrdi3.o lshrdi3.o \ + ashlsi3.o ashrsi3.o ashiftrt.o lshrsi3.o \ + udiv_qrnnd.o + +udivsi3-y := udivsi3_i4i-Os.o + +ifneq ($(CONFIG_CC_OPTIMIZE_FOR_SIZE),y) +udivsi3-$(CONFIG_CPU_SH3) := udivsi3_i4i.o +udivsi3-$(CONFIG_CPU_SH4) := udivsi3_i4i.o +endif +udivsi3-y += udivsi3.o + obj-y += io.o memcpy-y := memcpy.o memcpy-$(CONFIG_CPU_SH4) := memcpy-sh4.o lib-$(CONFIG_MMU) += copy_page.o clear_page.o -lib-y += $(memcpy-y) +lib-$(CONFIG_FUNCTION_TRACER) += mcount.o +lib-y += $(memcpy-y) $(udivsi3-y) EXTRA_CFLAGS += -Werror diff --git a/arch/sh/lib/ashiftrt.S b/arch/sh/lib/ashiftrt.S new file mode 100644 index 000000000000..45ce86558f46 --- /dev/null +++ b/arch/sh/lib/ashiftrt.S @@ -0,0 +1,149 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + + .global __ashiftrt_r4_0 + .global __ashiftrt_r4_1 + .global __ashiftrt_r4_2 + .global __ashiftrt_r4_3 + .global __ashiftrt_r4_4 + .global __ashiftrt_r4_5 + .global __ashiftrt_r4_6 + .global __ashiftrt_r4_7 + .global __ashiftrt_r4_8 + .global __ashiftrt_r4_9 + .global __ashiftrt_r4_10 + .global __ashiftrt_r4_11 + .global __ashiftrt_r4_12 + .global __ashiftrt_r4_13 + .global __ashiftrt_r4_14 + .global __ashiftrt_r4_15 + .global __ashiftrt_r4_16 + .global __ashiftrt_r4_17 + .global __ashiftrt_r4_18 + .global __ashiftrt_r4_19 + .global __ashiftrt_r4_20 + .global __ashiftrt_r4_21 + .global __ashiftrt_r4_22 + .global __ashiftrt_r4_23 + .global __ashiftrt_r4_24 + .global __ashiftrt_r4_25 + .global __ashiftrt_r4_26 + .global __ashiftrt_r4_27 + .global __ashiftrt_r4_28 + .global __ashiftrt_r4_29 + .global __ashiftrt_r4_30 + .global __ashiftrt_r4_31 + .global __ashiftrt_r4_32 + + .align 1 +__ashiftrt_r4_32: +__ashiftrt_r4_31: + rotcl r4 + rts + subc r4,r4 +__ashiftrt_r4_30: + shar r4 +__ashiftrt_r4_29: + shar r4 +__ashiftrt_r4_28: + shar r4 +__ashiftrt_r4_27: + shar r4 +__ashiftrt_r4_26: + shar r4 +__ashiftrt_r4_25: + shar r4 +__ashiftrt_r4_24: + shlr16 r4 + shlr8 r4 + rts + exts.b r4,r4 +__ashiftrt_r4_23: + shar r4 +__ashiftrt_r4_22: + shar r4 +__ashiftrt_r4_21: + shar r4 +__ashiftrt_r4_20: + shar r4 +__ashiftrt_r4_19: + shar r4 +__ashiftrt_r4_18: + shar r4 +__ashiftrt_r4_17: + shar r4 +__ashiftrt_r4_16: + shlr16 r4 + rts + exts.w r4,r4 +__ashiftrt_r4_15: + shar r4 +__ashiftrt_r4_14: + shar r4 +__ashiftrt_r4_13: + shar r4 +__ashiftrt_r4_12: + shar r4 +__ashiftrt_r4_11: + shar r4 +__ashiftrt_r4_10: + shar r4 +__ashiftrt_r4_9: + shar r4 +__ashiftrt_r4_8: + shar r4 +__ashiftrt_r4_7: + shar r4 +__ashiftrt_r4_6: + shar r4 +__ashiftrt_r4_5: + shar r4 +__ashiftrt_r4_4: + shar r4 +__ashiftrt_r4_3: + shar r4 +__ashiftrt_r4_2: + shar r4 +__ashiftrt_r4_1: + rts + shar r4 +__ashiftrt_r4_0: + rts + nop diff --git a/arch/sh/lib/ashldi3.c b/arch/sh/lib/ashldi3.c new file mode 100644 index 000000000000..beb80f316095 --- /dev/null +++ b/arch/sh/lib/ashldi3.c @@ -0,0 +1,29 @@ +#include <linux/module.h> + +#include "libgcc.h" + +long long __ashldi3(long long u, word_type b) +{ + DWunion uu, w; + word_type bm; + + if (b == 0) + return u; + + uu.ll = u; + bm = 32 - b; + + if (bm <= 0) { + w.s.low = 0; + w.s.high = (unsigned int) uu.s.low << -bm; + } else { + const unsigned int carries = (unsigned int) uu.s.low >> bm; + + w.s.low = (unsigned int) uu.s.low << b; + w.s.high = ((unsigned int) uu.s.high << b) | carries; + } + + return w.ll; +} + +EXPORT_SYMBOL(__ashldi3); diff --git a/arch/sh/lib/ashlsi3.S b/arch/sh/lib/ashlsi3.S new file mode 100644 index 000000000000..bd47e9b403a5 --- /dev/null +++ b/arch/sh/lib/ashlsi3.S @@ -0,0 +1,193 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + +! +! __ashlsi3 +! +! Entry: +! +! r4: Value to shift +! r5: Shifts +! +! Exit: +! +! r0: Result +! +! Destroys: +! +! (none) +! + .global __ashlsi3 + + .align 2 +__ashlsi3: + mov #31,r0 + and r0,r5 + mova ashlsi3_table,r0 + mov.b @(r0,r5),r5 +#ifdef __sh1__ + add r5,r0 + jmp @r0 +#else + braf r5 +#endif + mov r4,r0 + + .align 2 +ashlsi3_table: + .byte ashlsi3_0-ashlsi3_table + .byte ashlsi3_1-ashlsi3_table + .byte ashlsi3_2-ashlsi3_table + .byte ashlsi3_3-ashlsi3_table + .byte ashlsi3_4-ashlsi3_table + .byte ashlsi3_5-ashlsi3_table + .byte ashlsi3_6-ashlsi3_table + .byte ashlsi3_7-ashlsi3_table + .byte ashlsi3_8-ashlsi3_table + .byte ashlsi3_9-ashlsi3_table + .byte ashlsi3_10-ashlsi3_table + .byte ashlsi3_11-ashlsi3_table + .byte ashlsi3_12-ashlsi3_table + .byte ashlsi3_13-ashlsi3_table + .byte ashlsi3_14-ashlsi3_table + .byte ashlsi3_15-ashlsi3_table + .byte ashlsi3_16-ashlsi3_table + .byte ashlsi3_17-ashlsi3_table + .byte ashlsi3_18-ashlsi3_table + .byte ashlsi3_19-ashlsi3_table + .byte ashlsi3_20-ashlsi3_table + .byte ashlsi3_21-ashlsi3_table + .byte ashlsi3_22-ashlsi3_table + .byte ashlsi3_23-ashlsi3_table + .byte ashlsi3_24-ashlsi3_table + .byte ashlsi3_25-ashlsi3_table + .byte ashlsi3_26-ashlsi3_table + .byte ashlsi3_27-ashlsi3_table + .byte ashlsi3_28-ashlsi3_table + .byte ashlsi3_29-ashlsi3_table + .byte ashlsi3_30-ashlsi3_table + .byte ashlsi3_31-ashlsi3_table + +ashlsi3_6: + shll2 r0 +ashlsi3_4: + shll2 r0 +ashlsi3_2: + rts + shll2 r0 + +ashlsi3_7: + shll2 r0 +ashlsi3_5: + shll2 r0 +ashlsi3_3: + shll2 r0 +ashlsi3_1: + rts + shll r0 + +ashlsi3_14: + shll2 r0 +ashlsi3_12: + shll2 r0 +ashlsi3_10: + shll2 r0 +ashlsi3_8: + rts + shll8 r0 + +ashlsi3_15: + shll2 r0 +ashlsi3_13: + shll2 r0 +ashlsi3_11: + shll2 r0 +ashlsi3_9: + shll8 r0 + rts + shll r0 + +ashlsi3_22: + shll2 r0 +ashlsi3_20: + shll2 r0 +ashlsi3_18: + shll2 r0 +ashlsi3_16: + rts + shll16 r0 + +ashlsi3_23: + shll2 r0 +ashlsi3_21: + shll2 r0 +ashlsi3_19: + shll2 r0 +ashlsi3_17: + shll16 r0 + rts + shll r0 + +ashlsi3_30: + shll2 r0 +ashlsi3_28: + shll2 r0 +ashlsi3_26: + shll2 r0 +ashlsi3_24: + shll16 r0 + rts + shll8 r0 + +ashlsi3_31: + shll2 r0 +ashlsi3_29: + shll2 r0 +ashlsi3_27: + shll2 r0 +ashlsi3_25: + shll16 r0 + shll8 r0 + rts + shll r0 + +ashlsi3_0: + rts + nop diff --git a/arch/sh/lib/ashrdi3.c b/arch/sh/lib/ashrdi3.c new file mode 100644 index 000000000000..c884a912b660 --- /dev/null +++ b/arch/sh/lib/ashrdi3.c @@ -0,0 +1,31 @@ +#include <linux/module.h> + +#include "libgcc.h" + +long long __ashrdi3(long long u, word_type b) +{ + DWunion uu, w; + word_type bm; + + if (b == 0) + return u; + + uu.ll = u; + bm = 32 - b; + + if (bm <= 0) { + /* w.s.high = 1..1 or 0..0 */ + w.s.high = + uu.s.high >> 31; + w.s.low = uu.s.high >> -bm; + } else { + const unsigned int carries = (unsigned int) uu.s.high << bm; + + w.s.high = uu.s.high >> b; + w.s.low = ((unsigned int) uu.s.low >> b) | carries; + } + + return w.ll; +} + +EXPORT_SYMBOL(__ashrdi3); diff --git a/arch/sh/lib/ashrsi3.S b/arch/sh/lib/ashrsi3.S new file mode 100644 index 000000000000..6f3cf46b77c2 --- /dev/null +++ b/arch/sh/lib/ashrsi3.S @@ -0,0 +1,185 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + +! +! __ashrsi3 +! +! Entry: +! +! r4: Value to shift +! r5: Shifts +! +! Exit: +! +! r0: Result +! +! Destroys: +! +! (none) +! + + .global __ashrsi3 + + .align 2 +__ashrsi3: + mov #31,r0 + and r0,r5 + mova ashrsi3_table,r0 + mov.b @(r0,r5),r5 +#ifdef __sh1__ + add r5,r0 + jmp @r0 +#else + braf r5 +#endif + mov r4,r0 + + .align 2 +ashrsi3_table: + .byte ashrsi3_0-ashrsi3_table + .byte ashrsi3_1-ashrsi3_table + .byte ashrsi3_2-ashrsi3_table + .byte ashrsi3_3-ashrsi3_table + .byte ashrsi3_4-ashrsi3_table + .byte ashrsi3_5-ashrsi3_table + .byte ashrsi3_6-ashrsi3_table + .byte ashrsi3_7-ashrsi3_table + .byte ashrsi3_8-ashrsi3_table + .byte ashrsi3_9-ashrsi3_table + .byte ashrsi3_10-ashrsi3_table + .byte ashrsi3_11-ashrsi3_table + .byte ashrsi3_12-ashrsi3_table + .byte ashrsi3_13-ashrsi3_table + .byte ashrsi3_14-ashrsi3_table + .byte ashrsi3_15-ashrsi3_table + .byte ashrsi3_16-ashrsi3_table + .byte ashrsi3_17-ashrsi3_table + .byte ashrsi3_18-ashrsi3_table + .byte ashrsi3_19-ashrsi3_table + .byte ashrsi3_20-ashrsi3_table + .byte ashrsi3_21-ashrsi3_table + .byte ashrsi3_22-ashrsi3_table + .byte ashrsi3_23-ashrsi3_table + .byte ashrsi3_24-ashrsi3_table + .byte ashrsi3_25-ashrsi3_table + .byte ashrsi3_26-ashrsi3_table + .byte ashrsi3_27-ashrsi3_table + .byte ashrsi3_28-ashrsi3_table + .byte ashrsi3_29-ashrsi3_table + .byte ashrsi3_30-ashrsi3_table + .byte ashrsi3_31-ashrsi3_table + +ashrsi3_31: + rotcl r0 + rts + subc r0,r0 + +ashrsi3_30: + shar r0 +ashrsi3_29: + shar r0 +ashrsi3_28: + shar r0 +ashrsi3_27: + shar r0 +ashrsi3_26: + shar r0 +ashrsi3_25: + shar r0 +ashrsi3_24: + shlr16 r0 + shlr8 r0 + rts + exts.b r0,r0 + +ashrsi3_23: + shar r0 +ashrsi3_22: + shar r0 +ashrsi3_21: + shar r0 +ashrsi3_20: + shar r0 +ashrsi3_19: + shar r0 +ashrsi3_18: + shar r0 +ashrsi3_17: + shar r0 +ashrsi3_16: + shlr16 r0 + rts + exts.w r0,r0 + +ashrsi3_15: + shar r0 +ashrsi3_14: + shar r0 +ashrsi3_13: + shar r0 +ashrsi3_12: + shar r0 +ashrsi3_11: + shar r0 +ashrsi3_10: + shar r0 +ashrsi3_9: + shar r0 +ashrsi3_8: + shar r0 +ashrsi3_7: + shar r0 +ashrsi3_6: + shar r0 +ashrsi3_5: + shar r0 +ashrsi3_4: + shar r0 +ashrsi3_3: + shar r0 +ashrsi3_2: + shar r0 +ashrsi3_1: + rts + shar r0 + +ashrsi3_0: + rts + nop diff --git a/arch/sh/lib/libgcc.h b/arch/sh/lib/libgcc.h new file mode 100644 index 000000000000..3f19d1c5d942 --- /dev/null +++ b/arch/sh/lib/libgcc.h @@ -0,0 +1,26 @@ +#ifndef __ASM_LIBGCC_H +#define __ASM_LIBGCC_H + +#include <asm/byteorder.h> + +typedef int word_type __attribute__ ((mode (__word__))); + +#ifdef __BIG_ENDIAN +struct DWstruct { + int high, low; +}; +#elif defined(__LITTLE_ENDIAN) +struct DWstruct { + int low, high; +}; +#else +#error I feel sick. +#endif + +typedef union +{ + struct DWstruct s; + long long ll; +} DWunion; + +#endif /* __ASM_LIBGCC_H */ diff --git a/arch/sh/lib/lshrdi3.c b/arch/sh/lib/lshrdi3.c new file mode 100644 index 000000000000..dcf8d6810b7c --- /dev/null +++ b/arch/sh/lib/lshrdi3.c @@ -0,0 +1,29 @@ +#include <linux/module.h> + +#include "libgcc.h" + +long long __lshrdi3(long long u, word_type b) +{ + DWunion uu, w; + word_type bm; + + if (b == 0) + return u; + + uu.ll = u; + bm = 32 - b; + + if (bm <= 0) { + w.s.high = 0; + w.s.low = (unsigned int) uu.s.high >> -bm; + } else { + const unsigned int carries = (unsigned int) uu.s.high << bm; + + w.s.high = (unsigned int) uu.s.high >> b; + w.s.low = ((unsigned int) uu.s.low >> b) | carries; + } + + return w.ll; +} + +EXPORT_SYMBOL(__lshrdi3); diff --git a/arch/sh/lib/lshrsi3.S b/arch/sh/lib/lshrsi3.S new file mode 100644 index 000000000000..1e7aaa557130 --- /dev/null +++ b/arch/sh/lib/lshrsi3.S @@ -0,0 +1,193 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + +! +! __lshrsi3 +! +! Entry: +! +! r4: Value to shift +! r5: Shifts +! +! Exit: +! +! r0: Result +! +! Destroys: +! +! (none) +! + .global __lshrsi3 + + .align 2 +__lshrsi3: + mov #31,r0 + and r0,r5 + mova lshrsi3_table,r0 + mov.b @(r0,r5),r5 +#ifdef __sh1__ + add r5,r0 + jmp @r0 +#else + braf r5 +#endif + mov r4,r0 + + .align 2 +lshrsi3_table: + .byte lshrsi3_0-lshrsi3_table + .byte lshrsi3_1-lshrsi3_table + .byte lshrsi3_2-lshrsi3_table + .byte lshrsi3_3-lshrsi3_table + .byte lshrsi3_4-lshrsi3_table + .byte lshrsi3_5-lshrsi3_table + .byte lshrsi3_6-lshrsi3_table + .byte lshrsi3_7-lshrsi3_table + .byte lshrsi3_8-lshrsi3_table + .byte lshrsi3_9-lshrsi3_table + .byte lshrsi3_10-lshrsi3_table + .byte lshrsi3_11-lshrsi3_table + .byte lshrsi3_12-lshrsi3_table + .byte lshrsi3_13-lshrsi3_table + .byte lshrsi3_14-lshrsi3_table + .byte lshrsi3_15-lshrsi3_table + .byte lshrsi3_16-lshrsi3_table + .byte lshrsi3_17-lshrsi3_table + .byte lshrsi3_18-lshrsi3_table + .byte lshrsi3_19-lshrsi3_table + .byte lshrsi3_20-lshrsi3_table + .byte lshrsi3_21-lshrsi3_table + .byte lshrsi3_22-lshrsi3_table + .byte lshrsi3_23-lshrsi3_table + .byte lshrsi3_24-lshrsi3_table + .byte lshrsi3_25-lshrsi3_table + .byte lshrsi3_26-lshrsi3_table + .byte lshrsi3_27-lshrsi3_table + .byte lshrsi3_28-lshrsi3_table + .byte lshrsi3_29-lshrsi3_table + .byte lshrsi3_30-lshrsi3_table + .byte lshrsi3_31-lshrsi3_table + +lshrsi3_6: + shlr2 r0 +lshrsi3_4: + shlr2 r0 +lshrsi3_2: + rts + shlr2 r0 + +lshrsi3_7: + shlr2 r0 +lshrsi3_5: + shlr2 r0 +lshrsi3_3: + shlr2 r0 +lshrsi3_1: + rts + shlr r0 + +lshrsi3_14: + shlr2 r0 +lshrsi3_12: + shlr2 r0 +lshrsi3_10: + shlr2 r0 +lshrsi3_8: + rts + shlr8 r0 + +lshrsi3_15: + shlr2 r0 +lshrsi3_13: + shlr2 r0 +lshrsi3_11: + shlr2 r0 +lshrsi3_9: + shlr8 r0 + rts + shlr r0 + +lshrsi3_22: + shlr2 r0 +lshrsi3_20: + shlr2 r0 +lshrsi3_18: + shlr2 r0 +lshrsi3_16: + rts + shlr16 r0 + +lshrsi3_23: + shlr2 r0 +lshrsi3_21: + shlr2 r0 +lshrsi3_19: + shlr2 r0 +lshrsi3_17: + shlr16 r0 + rts + shlr r0 + +lshrsi3_30: + shlr2 r0 +lshrsi3_28: + shlr2 r0 +lshrsi3_26: + shlr2 r0 +lshrsi3_24: + shlr16 r0 + rts + shlr8 r0 + +lshrsi3_31: + shlr2 r0 +lshrsi3_29: + shlr2 r0 +lshrsi3_27: + shlr2 r0 +lshrsi3_25: + shlr16 r0 + shlr8 r0 + rts + shlr r0 + +lshrsi3_0: + rts + nop diff --git a/arch/sh/lib/mcount.S b/arch/sh/lib/mcount.S new file mode 100644 index 000000000000..110fbfe1831f --- /dev/null +++ b/arch/sh/lib/mcount.S @@ -0,0 +1,90 @@ +/* + * arch/sh/lib/mcount.S + * + * Copyright (C) 2008 Paul Mundt + * Copyright (C) 2008 Matt Fleming + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <asm/ftrace.h> + +#define MCOUNT_ENTER() \ + mov.l r4, @-r15; \ + mov.l r5, @-r15; \ + mov.l r6, @-r15; \ + mov.l r7, @-r15; \ + sts.l pr, @-r15; \ + \ + mov.l @(20,r15),r4; \ + sts pr, r5 + +#define MCOUNT_LEAVE() \ + lds.l @r15+, pr; \ + mov.l @r15+, r7; \ + mov.l @r15+, r6; \ + mov.l @r15+, r5; \ + rts; \ + mov.l @r15+, r4 + + .align 2 + .globl _mcount + .type _mcount,@function + .globl mcount + .type mcount,@function +_mcount: +mcount: + MCOUNT_ENTER() + +#ifdef CONFIG_DYNAMIC_FTRACE + .globl mcount_call +mcount_call: + mov.l .Lftrace_stub, r6 +#else + mov.l .Lftrace_trace_function, r6 + mov.l ftrace_stub, r7 + cmp/eq r6, r7 + bt skip_trace + mov.l @r6, r6 +#endif + + jsr @r6 + nop + +skip_trace: + MCOUNT_LEAVE() + + .align 2 +.Lftrace_trace_function: + .long ftrace_trace_function + +#ifdef CONFIG_DYNAMIC_FTRACE + .globl ftrace_caller +ftrace_caller: + MCOUNT_ENTER() + + .globl ftrace_call +ftrace_call: + mov.l .Lftrace_stub, r6 + jsr @r6 + nop + + MCOUNT_LEAVE() +#endif /* CONFIG_DYNAMIC_FTRACE */ + +/* + * NOTE: From here on the locations of the .Lftrace_stub label and + * ftrace_stub itself are fixed. Adding additional data here will skew + * the displacement for the memory table and break the block replacement. + * Place new labels either after the ftrace_stub body, or before + * ftrace_caller. You have been warned. + */ + .align 2 +.Lftrace_stub: + .long ftrace_stub + + .globl ftrace_stub +ftrace_stub: + rts + nop diff --git a/arch/sh/lib/movmem.S b/arch/sh/lib/movmem.S new file mode 100644 index 000000000000..62075f6bc67c --- /dev/null +++ b/arch/sh/lib/movmem.S @@ -0,0 +1,238 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + + .text + .balign 4 + .global __movmem + .global __movstr + .set __movstr, __movmem + /* This would be a lot simpler if r6 contained the byte count + minus 64, and we wouldn't be called here for a byte count of 64. */ +__movmem: + sts.l pr,@-r15 + shll2 r6 + bsr __movmemSI52+2 + mov.l @(48,r5),r0 + .balign 4 +movmem_loop: /* Reached with rts */ + mov.l @(60,r5),r0 + add #-64,r6 + mov.l r0,@(60,r4) + tst r6,r6 + mov.l @(56,r5),r0 + bt movmem_done + mov.l r0,@(56,r4) + cmp/pl r6 + mov.l @(52,r5),r0 + add #64,r5 + mov.l r0,@(52,r4) + add #64,r4 + bt __movmemSI52 +! done all the large groups, do the remainder +! jump to movmem+ + mova __movmemSI4+4,r0 + add r6,r0 + jmp @r0 +movmem_done: ! share slot insn, works out aligned. + lds.l @r15+,pr + mov.l r0,@(56,r4) + mov.l @(52,r5),r0 + rts + mov.l r0,@(52,r4) + .balign 4 + + .global __movmemSI64 + .global __movstrSI64 + .set __movstrSI64, __movmemSI64 +__movmemSI64: + mov.l @(60,r5),r0 + mov.l r0,@(60,r4) + .global __movmemSI60 + .global __movstrSI60 + .set __movstrSI60, __movmemSI60 +__movmemSI60: + mov.l @(56,r5),r0 + mov.l r0,@(56,r4) + .global __movmemSI56 + .global __movstrSI56 + .set __movstrSI56, __movmemSI56 +__movmemSI56: + mov.l @(52,r5),r0 + mov.l r0,@(52,r4) + .global __movmemSI52 + .global __movstrSI52 + .set __movstrSI52, __movmemSI52 +__movmemSI52: + mov.l @(48,r5),r0 + mov.l r0,@(48,r4) + .global __movmemSI48 + .global __movstrSI48 + .set __movstrSI48, __movmemSI48 +__movmemSI48: + mov.l @(44,r5),r0 + mov.l r0,@(44,r4) + .global __movmemSI44 + .global __movstrSI44 + .set __movstrSI44, __movmemSI44 +__movmemSI44: + mov.l @(40,r5),r0 + mov.l r0,@(40,r4) + .global __movmemSI40 + .global __movstrSI40 + .set __movstrSI40, __movmemSI40 +__movmemSI40: + mov.l @(36,r5),r0 + mov.l r0,@(36,r4) + .global __movmemSI36 + .global __movstrSI36 + .set __movstrSI36, __movmemSI36 +__movmemSI36: + mov.l @(32,r5),r0 + mov.l r0,@(32,r4) + .global __movmemSI32 + .global __movstrSI32 + .set __movstrSI32, __movmemSI32 +__movmemSI32: + mov.l @(28,r5),r0 + mov.l r0,@(28,r4) + .global __movmemSI28 + .global __movstrSI28 + .set __movstrSI28, __movmemSI28 +__movmemSI28: + mov.l @(24,r5),r0 + mov.l r0,@(24,r4) + .global __movmemSI24 + .global __movstrSI24 + .set __movstrSI24, __movmemSI24 +__movmemSI24: + mov.l @(20,r5),r0 + mov.l r0,@(20,r4) + .global __movmemSI20 + .global __movstrSI20 + .set __movstrSI20, __movmemSI20 +__movmemSI20: + mov.l @(16,r5),r0 + mov.l r0,@(16,r4) + .global __movmemSI16 + .global __movstrSI16 + .set __movstrSI16, __movmemSI16 +__movmemSI16: + mov.l @(12,r5),r0 + mov.l r0,@(12,r4) + .global __movmemSI12 + .global __movstrSI12 + .set __movstrSI12, __movmemSI12 +__movmemSI12: + mov.l @(8,r5),r0 + mov.l r0,@(8,r4) + .global __movmemSI8 + .global __movstrSI8 + .set __movstrSI8, __movmemSI8 +__movmemSI8: + mov.l @(4,r5),r0 + mov.l r0,@(4,r4) + .global __movmemSI4 + .global __movstrSI4 + .set __movstrSI4, __movmemSI4 +__movmemSI4: + mov.l @(0,r5),r0 + rts + mov.l r0,@(0,r4) + + .global __movmem_i4_even + .global __movstr_i4_even + .set __movstr_i4_even, __movmem_i4_even + + .global __movmem_i4_odd + .global __movstr_i4_odd + .set __movstr_i4_odd, __movmem_i4_odd + + .global __movmemSI12_i4 + .global __movstrSI12_i4 + .set __movstrSI12_i4, __movmemSI12_i4 + + .p2align 5 +L_movmem_2mod4_end: + mov.l r0,@(16,r4) + rts + mov.l r1,@(20,r4) + + .p2align 2 + +__movmem_i4_even: + mov.l @r5+,r0 + bra L_movmem_start_even + mov.l @r5+,r1 + +__movmem_i4_odd: + mov.l @r5+,r1 + add #-4,r4 + mov.l @r5+,r2 + mov.l @r5+,r3 + mov.l r1,@(4,r4) + mov.l r2,@(8,r4) + +L_movmem_loop: + mov.l r3,@(12,r4) + dt r6 + mov.l @r5+,r0 + bt/s L_movmem_2mod4_end + mov.l @r5+,r1 + add #16,r4 +L_movmem_start_even: + mov.l @r5+,r2 + mov.l @r5+,r3 + mov.l r0,@r4 + dt r6 + mov.l r1,@(4,r4) + bf/s L_movmem_loop + mov.l r2,@(8,r4) + rts + mov.l r3,@(12,r4) + + .p2align 4 +__movmemSI12_i4: + mov.l @r5,r0 + mov.l @(4,r5),r1 + mov.l @(8,r5),r2 + mov.l r0,@r4 + mov.l r1,@(4,r4) + rts + mov.l r2,@(8,r4) diff --git a/arch/sh/lib/udiv_qrnnd.S b/arch/sh/lib/udiv_qrnnd.S new file mode 100644 index 000000000000..32b9a36de943 --- /dev/null +++ b/arch/sh/lib/udiv_qrnnd.S @@ -0,0 +1,81 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + + /* r0: rn r1: qn */ /* r0: n1 r4: n0 r5: d r6: d1 */ /* r2: __m */ + /* n1 < d, but n1 might be larger than d1. */ + .global __udiv_qrnnd_16 + .balign 8 +__udiv_qrnnd_16: + div0u + cmp/hi r6,r0 + bt .Lots + .rept 16 + div1 r6,r0 + .endr + extu.w r0,r1 + bt 0f + add r6,r0 +0: rotcl r1 + mulu.w r1,r5 + xtrct r4,r0 + swap.w r0,r0 + sts macl,r2 + cmp/hs r2,r0 + sub r2,r0 + bt 0f + addc r5,r0 + add #-1,r1 + bt 0f +1: add #-1,r1 + rts + add r5,r0 + .balign 8 +.Lots: + sub r5,r0 + swap.w r4,r1 + xtrct r0,r1 + clrt + mov r1,r0 + addc r5,r0 + mov #-1,r1 + bf/s 1b + shlr16 r1 +0: rts + nop diff --git a/arch/sh/lib/udivsi3.S b/arch/sh/lib/udivsi3.S new file mode 100644 index 000000000000..72157ab5c314 --- /dev/null +++ b/arch/sh/lib/udivsi3.S @@ -0,0 +1,87 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + + .balign 4 + .global __udivsi3 + .type __udivsi3, @function +div8: + div1 r5,r4 +div7: + div1 r5,r4; div1 r5,r4; div1 r5,r4 + div1 r5,r4; div1 r5,r4; div1 r5,r4; rts; div1 r5,r4 + +divx4: + div1 r5,r4; rotcl r0 + div1 r5,r4; rotcl r0 + div1 r5,r4; rotcl r0 + rts; div1 r5,r4 + +__udivsi3: + sts.l pr,@-r15 + extu.w r5,r0 + cmp/eq r5,r0 + bf/s large_divisor + div0u + swap.w r4,r0 + shlr16 r4 + bsr div8 + shll16 r5 + bsr div7 + div1 r5,r4 + xtrct r4,r0 + xtrct r0,r4 + bsr div8 + swap.w r4,r4 + bsr div7 + div1 r5,r4 + lds.l @r15+,pr + xtrct r4,r0 + swap.w r0,r0 + rotcl r0 + rts + shlr16 r5 + +large_divisor: + mov #0,r0 + xtrct r4,r0 + xtrct r0,r4 + bsr divx4 + rotcl r0 + bsr divx4 + rotcl r0 + bsr divx4 + rotcl r0 + bsr divx4 + rotcl r0 + lds.l @r15+,pr + rts + rotcl r0 diff --git a/arch/sh/lib/udivsi3_i4i-Os.S b/arch/sh/lib/udivsi3_i4i-Os.S new file mode 100644 index 000000000000..4835553e1ea9 --- /dev/null +++ b/arch/sh/lib/udivsi3_i4i-Os.S @@ -0,0 +1,149 @@ +/* Copyright (C) 2006 Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +/* Moderately Space-optimized libgcc routines for the Renesas SH / + STMicroelectronics ST40 CPUs. + Contributed by J"orn Rennecke joern.rennecke@st.com. */ + +/* Size: 186 bytes jointly for udivsi3_i4i and sdivsi3_i4i + sh4-200 run times: + udiv small divisor: 55 cycles + udiv large divisor: 52 cycles + sdiv small divisor, positive result: 59 cycles + sdiv large divisor, positive result: 56 cycles + sdiv small divisor, negative result: 65 cycles (*) + sdiv large divisor, negative result: 62 cycles (*) + (*): r2 is restored in the rts delay slot and has a lingering latency + of two more cycles. */ + .balign 4 + .global __udivsi3_i4i + .global __udivsi3_i4 + .set __udivsi3_i4, __udivsi3_i4i + .type __udivsi3_i4i, @function + .type __sdivsi3_i4i, @function +__udivsi3_i4i: + sts pr,r1 + mov.l r4,@-r15 + extu.w r5,r0 + cmp/eq r5,r0 + swap.w r4,r0 + shlr16 r4 + bf/s large_divisor + div0u + mov.l r5,@-r15 + shll16 r5 +sdiv_small_divisor: + div1 r5,r4 + bsr div6 + div1 r5,r4 + div1 r5,r4 + bsr div6 + div1 r5,r4 + xtrct r4,r0 + xtrct r0,r4 + bsr div7 + swap.w r4,r4 + div1 r5,r4 + bsr div7 + div1 r5,r4 + xtrct r4,r0 + mov.l @r15+,r5 + swap.w r0,r0 + mov.l @r15+,r4 + jmp @r1 + rotcl r0 +div7: + div1 r5,r4 +div6: + div1 r5,r4; div1 r5,r4; div1 r5,r4 + div1 r5,r4; div1 r5,r4; rts; div1 r5,r4 + +divx3: + rotcl r0 + div1 r5,r4 + rotcl r0 + div1 r5,r4 + rotcl r0 + rts + div1 r5,r4 + +large_divisor: + mov.l r5,@-r15 +sdiv_large_divisor: + xor r4,r0 + .rept 4 + rotcl r0 + bsr divx3 + div1 r5,r4 + .endr + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r1 + rotcl r0 + + .global __sdivsi3_i4i + .global __sdivsi3_i4 + .global __sdivsi3 + .set __sdivsi3_i4, __sdivsi3_i4i + .set __sdivsi3, __sdivsi3_i4i +__sdivsi3_i4i: + mov.l r4,@-r15 + cmp/pz r5 + mov.l r5,@-r15 + bt/s pos_divisor + cmp/pz r4 + neg r5,r5 + extu.w r5,r0 + bt/s neg_result + cmp/eq r5,r0 + neg r4,r4 +pos_result: + swap.w r4,r0 + bra sdiv_check_divisor + sts pr,r1 +pos_divisor: + extu.w r5,r0 + bt/s pos_result + cmp/eq r5,r0 + neg r4,r4 +neg_result: + mova negate_result,r0 + ; + mov r0,r1 + swap.w r4,r0 + lds r2,macl + sts pr,r2 +sdiv_check_divisor: + shlr16 r4 + bf/s sdiv_large_divisor + div0u + bra sdiv_small_divisor + shll16 r5 + .balign 4 +negate_result: + neg r0,r0 + jmp @r2 + sts macl,r2 diff --git a/arch/sh/lib/udivsi3_i4i.S b/arch/sh/lib/udivsi3_i4i.S new file mode 100644 index 000000000000..f1a79d9c5015 --- /dev/null +++ b/arch/sh/lib/udivsi3_i4i.S @@ -0,0 +1,666 @@ +/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2004, 2005, 2006 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + +!! libgcc routines for the Renesas / SuperH SH CPUs. +!! Contributed by Steve Chamberlain. +!! sac@cygnus.com + +!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines +!! recoded in assembly by Toshiyasu Morita +!! tm@netcom.com + +/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and + ELF local label prefixes by J"orn Rennecke + amylaar@cygnus.com */ + +/* This code used shld, thus is not suitable for SH1 / SH2. */ + +/* Signed / unsigned division without use of FPU, optimized for SH4. + Uses a lookup table for divisors in the range -128 .. +128, and + div1 with case distinction for larger divisors in three more ranges. + The code is lumped together with the table to allow the use of mova. */ +#ifdef CONFIG_CPU_LITTLE_ENDIAN +#define L_LSB 0 +#define L_LSWMSB 1 +#define L_MSWLSB 2 +#else +#define L_LSB 3 +#define L_LSWMSB 2 +#define L_MSWLSB 1 +#endif + + .balign 4 + .global __udivsi3_i4i + .global __udivsi3_i4 + .set __udivsi3_i4, __udivsi3_i4i + .type __udivsi3_i4i, @function +__udivsi3_i4i: + mov.w c128_w, r1 + div0u + mov r4,r0 + shlr8 r0 + cmp/hi r1,r5 + extu.w r5,r1 + bf udiv_le128 + cmp/eq r5,r1 + bf udiv_ge64k + shlr r0 + mov r5,r1 + shll16 r5 + mov.l r4,@-r15 + div1 r5,r0 + mov.l r1,@-r15 + div1 r5,r0 + div1 r5,r0 + bra udiv_25 + div1 r5,r0 + +div_le128: + mova div_table_ix,r0 + bra div_le128_2 + mov.b @(r0,r5),r1 +udiv_le128: + mov.l r4,@-r15 + mova div_table_ix,r0 + mov.b @(r0,r5),r1 + mov.l r5,@-r15 +div_le128_2: + mova div_table_inv,r0 + mov.l @(r0,r1),r1 + mov r5,r0 + tst #0xfe,r0 + mova div_table_clz,r0 + dmulu.l r1,r4 + mov.b @(r0,r5),r1 + bt/s div_by_1 + mov r4,r0 + mov.l @r15+,r5 + sts mach,r0 + /* clrt */ + addc r4,r0 + mov.l @r15+,r4 + rotcr r0 + rts + shld r1,r0 + +div_by_1_neg: + neg r4,r0 +div_by_1: + mov.l @r15+,r5 + rts + mov.l @r15+,r4 + +div_ge64k: + bt/s div_r8 + div0u + shll8 r5 + bra div_ge64k_2 + div1 r5,r0 +udiv_ge64k: + cmp/hi r0,r5 + mov r5,r1 + bt udiv_r8 + shll8 r5 + mov.l r4,@-r15 + div1 r5,r0 + mov.l r1,@-r15 +div_ge64k_2: + div1 r5,r0 + mov.l zero_l,r1 + .rept 4 + div1 r5,r0 + .endr + mov.l r1,@-r15 + div1 r5,r0 + mov.w m256_w,r1 + div1 r5,r0 + mov.b r0,@(L_LSWMSB,r15) + xor r4,r0 + and r1,r0 + bra div_ge64k_end + xor r4,r0 + +div_r8: + shll16 r4 + bra div_r8_2 + shll8 r4 +udiv_r8: + mov.l r4,@-r15 + shll16 r4 + clrt + shll8 r4 + mov.l r5,@-r15 +div_r8_2: + rotcl r4 + mov r0,r1 + div1 r5,r1 + mov r4,r0 + rotcl r0 + mov r5,r4 + div1 r5,r1 + .rept 5 + rotcl r0; div1 r5,r1 + .endr + rotcl r0 + mov.l @r15+,r5 + div1 r4,r1 + mov.l @r15+,r4 + rts + rotcl r0 + + .global __sdivsi3_i4i + .global __sdivsi3_i4 + .global __sdivsi3 + .set __sdivsi3_i4, __sdivsi3_i4i + .set __sdivsi3, __sdivsi3_i4i + .type __sdivsi3_i4i, @function + /* This is link-compatible with a __sdivsi3 call, + but we effectively clobber only r1. */ +__sdivsi3_i4i: + mov.l r4,@-r15 + cmp/pz r5 + mov.w c128_w, r1 + bt/s pos_divisor + cmp/pz r4 + mov.l r5,@-r15 + neg r5,r5 + bt/s neg_result + cmp/hi r1,r5 + neg r4,r4 +pos_result: + extu.w r5,r0 + bf div_le128 + cmp/eq r5,r0 + mov r4,r0 + shlr8 r0 + bf/s div_ge64k + cmp/hi r0,r5 + div0u + shll16 r5 + div1 r5,r0 + div1 r5,r0 + div1 r5,r0 +udiv_25: + mov.l zero_l,r1 + div1 r5,r0 + div1 r5,r0 + mov.l r1,@-r15 + .rept 3 + div1 r5,r0 + .endr + mov.b r0,@(L_MSWLSB,r15) + xtrct r4,r0 + swap.w r0,r0 + .rept 8 + div1 r5,r0 + .endr + mov.b r0,@(L_LSWMSB,r15) +div_ge64k_end: + .rept 8 + div1 r5,r0 + .endr + mov.l @r15+,r4 ! zero-extension and swap using LS unit. + extu.b r0,r0 + mov.l @r15+,r5 + or r4,r0 + mov.l @r15+,r4 + rts + rotcl r0 + +div_le128_neg: + tst #0xfe,r0 + mova div_table_ix,r0 + mov.b @(r0,r5),r1 + mova div_table_inv,r0 + bt/s div_by_1_neg + mov.l @(r0,r1),r1 + mova div_table_clz,r0 + dmulu.l r1,r4 + mov.b @(r0,r5),r1 + mov.l @r15+,r5 + sts mach,r0 + /* clrt */ + addc r4,r0 + mov.l @r15+,r4 + rotcr r0 + shld r1,r0 + rts + neg r0,r0 + +pos_divisor: + mov.l r5,@-r15 + bt/s pos_result + cmp/hi r1,r5 + neg r4,r4 +neg_result: + extu.w r5,r0 + bf div_le128_neg + cmp/eq r5,r0 + mov r4,r0 + shlr8 r0 + bf/s div_ge64k_neg + cmp/hi r0,r5 + div0u + mov.l zero_l,r1 + shll16 r5 + div1 r5,r0 + mov.l r1,@-r15 + .rept 7 + div1 r5,r0 + .endr + mov.b r0,@(L_MSWLSB,r15) + xtrct r4,r0 + swap.w r0,r0 + .rept 8 + div1 r5,r0 + .endr + mov.b r0,@(L_LSWMSB,r15) +div_ge64k_neg_end: + .rept 8 + div1 r5,r0 + .endr + mov.l @r15+,r4 ! zero-extension and swap using LS unit. + extu.b r0,r1 + mov.l @r15+,r5 + or r4,r1 +div_r8_neg_end: + mov.l @r15+,r4 + rotcl r1 + rts + neg r1,r0 + +div_ge64k_neg: + bt/s div_r8_neg + div0u + shll8 r5 + mov.l zero_l,r1 + .rept 6 + div1 r5,r0 + .endr + mov.l r1,@-r15 + div1 r5,r0 + mov.w m256_w,r1 + div1 r5,r0 + mov.b r0,@(L_LSWMSB,r15) + xor r4,r0 + and r1,r0 + bra div_ge64k_neg_end + xor r4,r0 + +c128_w: + .word 128 + +div_r8_neg: + clrt + shll16 r4 + mov r4,r1 + shll8 r1 + mov r5,r4 + .rept 7 + rotcl r1; div1 r5,r0 + .endr + mov.l @r15+,r5 + rotcl r1 + bra div_r8_neg_end + div1 r4,r0 + +m256_w: + .word 0xff00 +/* This table has been generated by divtab-sh4.c. */ + .balign 4 +div_table_clz: + .byte 0 + .byte 1 + .byte 0 + .byte -1 + .byte -1 + .byte -2 + .byte -2 + .byte -2 + .byte -2 + .byte -3 + .byte -3 + .byte -3 + .byte -3 + .byte -3 + .byte -3 + .byte -3 + .byte -3 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -4 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -5 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 + .byte -6 +/* Lookup table translating positive divisor to index into table of + normalized inverse. N.B. the '0' entry is also the last entry of the + previous table, and causes an unaligned access for division by zero. */ +div_table_ix: + .byte -6 + .byte -128 + .byte -128 + .byte 0 + .byte -128 + .byte -64 + .byte 0 + .byte 64 + .byte -128 + .byte -96 + .byte -64 + .byte -32 + .byte 0 + .byte 32 + .byte 64 + .byte 96 + .byte -128 + .byte -112 + .byte -96 + .byte -80 + .byte -64 + .byte -48 + .byte -32 + .byte -16 + .byte 0 + .byte 16 + .byte 32 + .byte 48 + .byte 64 + .byte 80 + .byte 96 + .byte 112 + .byte -128 + .byte -120 + .byte -112 + .byte -104 + .byte -96 + .byte -88 + .byte -80 + .byte -72 + .byte -64 + .byte -56 + .byte -48 + .byte -40 + .byte -32 + .byte -24 + .byte -16 + .byte -8 + .byte 0 + .byte 8 + .byte 16 + .byte 24 + .byte 32 + .byte 40 + .byte 48 + .byte 56 + .byte 64 + .byte 72 + .byte 80 + .byte 88 + .byte 96 + .byte 104 + .byte 112 + .byte 120 + .byte -128 + .byte -124 + .byte -120 + .byte -116 + .byte -112 + .byte -108 + .byte -104 + .byte -100 + .byte -96 + .byte -92 + .byte -88 + .byte -84 + .byte -80 + .byte -76 + .byte -72 + .byte -68 + .byte -64 + .byte -60 + .byte -56 + .byte -52 + .byte -48 + .byte -44 + .byte -40 + .byte -36 + .byte -32 + .byte -28 + .byte -24 + .byte -20 + .byte -16 + .byte -12 + .byte -8 + .byte -4 + .byte 0 + .byte 4 + .byte 8 + .byte 12 + .byte 16 + .byte 20 + .byte 24 + .byte 28 + .byte 32 + .byte 36 + .byte 40 + .byte 44 + .byte 48 + .byte 52 + .byte 56 + .byte 60 + .byte 64 + .byte 68 + .byte 72 + .byte 76 + .byte 80 + .byte 84 + .byte 88 + .byte 92 + .byte 96 + .byte 100 + .byte 104 + .byte 108 + .byte 112 + .byte 116 + .byte 120 + .byte 124 + .byte -128 +/* 1/64 .. 1/127, normalized. There is an implicit leading 1 in bit 32. */ + .balign 4 +zero_l: + .long 0x0 + .long 0xF81F81F9 + .long 0xF07C1F08 + .long 0xE9131AC0 + .long 0xE1E1E1E2 + .long 0xDAE6076C + .long 0xD41D41D5 + .long 0xCD856891 + .long 0xC71C71C8 + .long 0xC0E07039 + .long 0xBACF914D + .long 0xB4E81B4F + .long 0xAF286BCB + .long 0xA98EF607 + .long 0xA41A41A5 + .long 0x9EC8E952 + .long 0x9999999A + .long 0x948B0FCE + .long 0x8F9C18FA + .long 0x8ACB90F7 + .long 0x86186187 + .long 0x81818182 + .long 0x7D05F418 + .long 0x78A4C818 + .long 0x745D1746 + .long 0x702E05C1 + .long 0x6C16C16D + .long 0x68168169 + .long 0x642C8591 + .long 0x60581606 + .long 0x5C9882BA + .long 0x58ED2309 +div_table_inv: + .long 0x55555556 + .long 0x51D07EAF + .long 0x4E5E0A73 + .long 0x4AFD6A06 + .long 0x47AE147B + .long 0x446F8657 + .long 0x41414142 + .long 0x3E22CBCF + .long 0x3B13B13C + .long 0x38138139 + .long 0x3521CFB3 + .long 0x323E34A3 + .long 0x2F684BDB + .long 0x2C9FB4D9 + .long 0x29E4129F + .long 0x27350B89 + .long 0x24924925 + .long 0x21FB7813 + .long 0x1F7047DD + .long 0x1CF06ADB + .long 0x1A7B9612 + .long 0x18118119 + .long 0x15B1E5F8 + .long 0x135C8114 + .long 0x11111112 + .long 0xECF56BF + .long 0xC9714FC + .long 0xA6810A7 + .long 0x8421085 + .long 0x624DD30 + .long 0x4104105 + .long 0x2040811 + /* maximum error: 0.987342 scaled: 0.921875*/ diff --git a/arch/sh/lib64/Makefile b/arch/sh/lib64/Makefile index 9950966923a0..4bacb9e83478 100644 --- a/arch/sh/lib64/Makefile +++ b/arch/sh/lib64/Makefile @@ -2,7 +2,7 @@ # Makefile for the SH-5 specific library files.. # # Copyright (C) 2000, 2001 Paolo Alberelli -# Copyright (C) 2003 Paul Mundt +# Copyright (C) 2003 - 2008 Paul Mundt # # This file is subject to the terms and conditions of the GNU General Public # License. See the file "COPYING" in the main directory of this archive @@ -10,6 +10,8 @@ # # Panic should really be compiled as PIC -lib-y := udelay.o c-checksum.o dbg.o panic.o memcpy.o copy_user_memcpy.o \ - copy_page.o clear_page.o +lib-y := udelay.o c-checksum.o dbg.o panic.o memcpy.o memset.o \ + copy_user_memcpy.o copy_page.o clear_page.o strcpy.o strlen.o +# Extracted from libgcc +lib-y += udivsi3.o udivdi3.o sdivsi3.o diff --git a/arch/sh/lib64/c-checksum.c b/arch/sh/lib64/c-checksum.c index 5c284e0cff9c..73c0877e3a29 100644 --- a/arch/sh/lib64/c-checksum.c +++ b/arch/sh/lib64/c-checksum.c @@ -35,7 +35,7 @@ static inline unsigned short foldto16(unsigned long x) static inline unsigned short myfoldto16(unsigned long long x) { - /* Fold down to 32-bits so we don't loose in the typedef-less + /* Fold down to 32-bits so we don't lose in the typedef-less network stack. */ /* 64 to 33 */ x = (x & 0xffffffff) + (x >> 32); @@ -199,7 +199,7 @@ __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, result = (__force u64) saddr + (__force u64) daddr + (__force u64) sum + ((len + proto) << 8); - /* Fold down to 32-bits so we don't loose in the typedef-less + /* Fold down to 32-bits so we don't lose in the typedef-less network stack. */ /* 64 to 33 */ result = (result & 0xffffffff) + (result >> 32); diff --git a/arch/sh/lib64/memcpy.S b/arch/sh/lib64/memcpy.S new file mode 100644 index 000000000000..dd300c372ce1 --- /dev/null +++ b/arch/sh/lib64/memcpy.S @@ -0,0 +1,201 @@ +/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ +/* Modified by SuperH, Inc. September 2003 */ +! +! Fast SH memcpy +! +! by Toshiyasu Morita (tm@netcom.com) +! hacked by J"orn Rernnecke (joern.rennecke@superh.com) ("o for o-umlaut) +! SH5 code Copyright 2002 SuperH Ltd. +! +! Entry: ARG0: destination pointer +! ARG1: source pointer +! ARG2: byte count +! +! Exit: RESULT: destination pointer +! any other registers in the range r0-r7: trashed +! +! Notes: Usually one wants to do small reads and write a longword, but +! unfortunately it is difficult in some cases to concatanate bytes +! into a longword on the SH, so this does a longword read and small +! writes. +! +! This implementation makes two assumptions about how it is called: +! +! 1.: If the byte count is nonzero, the address of the last byte to be +! copied is unsigned greater than the address of the first byte to +! be copied. This could be easily swapped for a signed comparison, +! but the algorithm used needs some comparison. +! +! 2.: When there are two or three bytes in the last word of an 11-or-more +! bytes memory chunk to b copied, the rest of the word can be read +! without side effects. +! This could be easily changed by increasing the minumum size of +! a fast memcpy and the amount subtracted from r7 before L_2l_loop be 2, +! however, this would cost a few extra cyles on average. +! For SHmedia, the assumption is that any quadword can be read in its +! enirety if at least one byte is included in the copy. +! + + .section .text..SHmedia32,"ax" + .globl memcpy + .type memcpy, @function + .align 5 + +memcpy: + +#define LDUAQ(P,O,D0,D1) ldlo.q P,O,D0; ldhi.q P,O+7,D1 +#define STUAQ(P,O,D0,D1) stlo.q P,O,D0; sthi.q P,O+7,D1 +#define LDUAL(P,O,D0,D1) ldlo.l P,O,D0; ldhi.l P,O+3,D1 +#define STUAL(P,O,D0,D1) stlo.l P,O,D0; sthi.l P,O+3,D1 + + ld.b r3,0,r63 + pta/l Large,tr0 + movi 25,r0 + bgeu/u r4,r0,tr0 + nsb r4,r0 + shlli r0,5,r0 + movi (L1-L0+63*32 + 1) & 0xffff,r1 + sub r1, r0, r0 +L0: ptrel r0,tr0 + add r2,r4,r5 + ptabs r18,tr1 + add r3,r4,r6 + blink tr0,r63 + +/* Rearranged to make cut2 safe */ + .balign 8 +L4_7: /* 4..7 byte memcpy cntd. */ + stlo.l r2, 0, r0 + or r6, r7, r6 + sthi.l r5, -1, r6 + stlo.l r5, -4, r6 + blink tr1,r63 + + .balign 8 +L1: /* 0 byte memcpy */ + nop + blink tr1,r63 + nop + nop + nop + nop + +L2_3: /* 2 or 3 byte memcpy cntd. */ + st.b r5,-1,r6 + blink tr1,r63 + + /* 1 byte memcpy */ + ld.b r3,0,r0 + st.b r2,0,r0 + blink tr1,r63 + +L8_15: /* 8..15 byte memcpy cntd. */ + stlo.q r2, 0, r0 + or r6, r7, r6 + sthi.q r5, -1, r6 + stlo.q r5, -8, r6 + blink tr1,r63 + + /* 2 or 3 byte memcpy */ + ld.b r3,0,r0 + ld.b r2,0,r63 + ld.b r3,1,r1 + st.b r2,0,r0 + pta/l L2_3,tr0 + ld.b r6,-1,r6 + st.b r2,1,r1 + blink tr0, r63 + + /* 4 .. 7 byte memcpy */ + LDUAL (r3, 0, r0, r1) + pta L4_7, tr0 + ldlo.l r6, -4, r7 + or r0, r1, r0 + sthi.l r2, 3, r0 + ldhi.l r6, -1, r6 + blink tr0, r63 + + /* 8 .. 15 byte memcpy */ + LDUAQ (r3, 0, r0, r1) + pta L8_15, tr0 + ldlo.q r6, -8, r7 + or r0, r1, r0 + sthi.q r2, 7, r0 + ldhi.q r6, -1, r6 + blink tr0, r63 + + /* 16 .. 24 byte memcpy */ + LDUAQ (r3, 0, r0, r1) + LDUAQ (r3, 8, r8, r9) + or r0, r1, r0 + sthi.q r2, 7, r0 + or r8, r9, r8 + sthi.q r2, 15, r8 + ldlo.q r6, -8, r7 + ldhi.q r6, -1, r6 + stlo.q r2, 8, r8 + stlo.q r2, 0, r0 + or r6, r7, r6 + sthi.q r5, -1, r6 + stlo.q r5, -8, r6 + blink tr1,r63 + +Large: + ld.b r2, 0, r63 + pta/l Loop_ua, tr1 + ori r3, -8, r7 + sub r2, r7, r22 + sub r3, r2, r6 + add r2, r4, r5 + ldlo.q r3, 0, r0 + addi r5, -16, r5 + movi 64+8, r27 // could subtract r7 from that. + stlo.q r2, 0, r0 + sthi.q r2, 7, r0 + ldx.q r22, r6, r0 + bgtu/l r27, r4, tr1 + + addi r5, -48, r27 + pta/l Loop_line, tr0 + addi r6, 64, r36 + addi r6, -24, r19 + addi r6, -16, r20 + addi r6, -8, r21 + +Loop_line: + ldx.q r22, r36, r63 + alloco r22, 32 + addi r22, 32, r22 + ldx.q r22, r19, r23 + sthi.q r22, -25, r0 + ldx.q r22, r20, r24 + ldx.q r22, r21, r25 + stlo.q r22, -32, r0 + ldx.q r22, r6, r0 + sthi.q r22, -17, r23 + sthi.q r22, -9, r24 + sthi.q r22, -1, r25 + stlo.q r22, -24, r23 + stlo.q r22, -16, r24 + stlo.q r22, -8, r25 + bgeu r27, r22, tr0 + +Loop_ua: + addi r22, 8, r22 + sthi.q r22, -1, r0 + stlo.q r22, -8, r0 + ldx.q r22, r6, r0 + bgtu/l r5, r22, tr1 + + add r3, r4, r7 + ldlo.q r7, -8, r1 + sthi.q r22, 7, r0 + ldhi.q r7, -1, r7 + ptabs r18,tr1 + stlo.q r22, 0, r0 + or r1, r7, r1 + sthi.q r5, 15, r1 + stlo.q r5, 8, r1 + blink tr1, r63 + + .size memcpy,.-memcpy diff --git a/arch/sh/lib64/memcpy.c b/arch/sh/lib64/memcpy.c deleted file mode 100644 index fba436a92bfa..000000000000 --- a/arch/sh/lib64/memcpy.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (C) 2002 Mark Debbage (Mark.Debbage@superh.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - */ - -#include <linux/types.h> -#include <asm/string.h> - -// This is a simplistic optimization of memcpy to increase the -// granularity of access beyond one byte using aligned -// loads and stores. This is not an optimal implementation -// for SH-5 (especially with regard to prefetching and the cache), -// and a better version should be provided later ... - -void *memcpy(void *dest, const void *src, size_t count) -{ - char *d = (char *) dest, *s = (char *) src; - - if (count >= 32) { - int i = 8 - (((unsigned long) d) & 0x7); - - if (i != 8) - while (i-- && count--) { - *d++ = *s++; - } - - if (((((unsigned long) d) & 0x7) == 0) && - ((((unsigned long) s) & 0x7) == 0)) { - while (count >= 32) { - unsigned long long t1, t2, t3, t4; - t1 = *(unsigned long long *) (s); - t2 = *(unsigned long long *) (s + 8); - t3 = *(unsigned long long *) (s + 16); - t4 = *(unsigned long long *) (s + 24); - *(unsigned long long *) (d) = t1; - *(unsigned long long *) (d + 8) = t2; - *(unsigned long long *) (d + 16) = t3; - *(unsigned long long *) (d + 24) = t4; - d += 32; - s += 32; - count -= 32; - } - while (count >= 8) { - *(unsigned long long *) d = - *(unsigned long long *) s; - d += 8; - s += 8; - count -= 8; - } - } - - if (((((unsigned long) d) & 0x3) == 0) && - ((((unsigned long) s) & 0x3) == 0)) { - while (count >= 4) { - *(unsigned long *) d = *(unsigned long *) s; - d += 4; - s += 4; - count -= 4; - } - } - - if (((((unsigned long) d) & 0x1) == 0) && - ((((unsigned long) s) & 0x1) == 0)) { - while (count >= 2) { - *(unsigned short *) d = *(unsigned short *) s; - d += 2; - s += 2; - count -= 2; - } - } - } - - while (count--) { - *d++ = *s++; - } - - return d; -} diff --git a/arch/sh/lib64/memset.S b/arch/sh/lib64/memset.S new file mode 100644 index 000000000000..2d37b0488552 --- /dev/null +++ b/arch/sh/lib64/memset.S @@ -0,0 +1,91 @@ +/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ +/* Modified by SuperH, Inc. September 2003 */ +! +! Fast SH memset +! +! by Toshiyasu Morita (tm@netcom.com) +! +! SH5 code by J"orn Rennecke (joern.rennecke@superh.com) +! Copyright 2002 SuperH Ltd. +! + +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define SHHI shlld +#define SHLO shlrd +#else +#define SHHI shlrd +#define SHLO shlld +#endif + + .section .text..SHmedia32,"ax" + .globl memset + .type memset, @function + + .align 5 + +memset: + pta/l multiquad, tr0 + andi r2, 7, r22 + ptabs r18, tr2 + mshflo.b r3,r3,r3 + add r4, r22, r23 + mperm.w r3, r63, r3 // Fill pattern now in every byte of r3 + + movi 8, r9 + bgtu/u r23, r9, tr0 // multiquad + + beqi/u r4, 0, tr2 // Return with size 0 - ensures no mem accesses + ldlo.q r2, 0, r7 + shlli r4, 2, r4 + movi -1, r8 + SHHI r8, r4, r8 + SHHI r8, r4, r8 + mcmv r7, r8, r3 + stlo.q r2, 0, r3 + blink tr2, r63 + +multiquad: + pta/l lastquad, tr0 + stlo.q r2, 0, r3 + shlri r23, 3, r24 + add r2, r4, r5 + beqi/u r24, 1, tr0 // lastquad + pta/l loop, tr1 + sub r2, r22, r25 + andi r5, -8, r20 // calculate end address and + addi r20, -7*8, r8 // loop end address; This might overflow, so we need + // to use a different test before we start the loop + bge/u r24, r9, tr1 // loop + st.q r25, 8, r3 + st.q r20, -8, r3 + shlri r24, 1, r24 + beqi/u r24, 1, tr0 // lastquad + st.q r25, 16, r3 + st.q r20, -16, r3 + beqi/u r24, 2, tr0 // lastquad + st.q r25, 24, r3 + st.q r20, -24, r3 +lastquad: + sthi.q r5, -1, r3 + blink tr2,r63 + +loop: +!!! alloco r25, 32 // QQQ comment out for short-term fix to SHUK #3895. + // QQQ commenting out is locically correct, but sub-optimal + // QQQ Sean McGoogan - 4th April 2003. + st.q r25, 8, r3 + st.q r25, 16, r3 + st.q r25, 24, r3 + st.q r25, 32, r3 + addi r25, 32, r25 + bgeu/l r8, r25, tr1 // loop + + st.q r20, -40, r3 + st.q r20, -32, r3 + st.q r20, -24, r3 + st.q r20, -16, r3 + st.q r20, -8, r3 + sthi.q r5, -1, r3 + blink tr2,r63 + + .size memset,.-memset diff --git a/arch/sh/lib64/sdivsi3.S b/arch/sh/lib64/sdivsi3.S new file mode 100644 index 000000000000..6a800c6a4904 --- /dev/null +++ b/arch/sh/lib64/sdivsi3.S @@ -0,0 +1,131 @@ + .global __sdivsi3 + .section .text..SHmedia32,"ax" + .align 2 + + /* inputs: r4,r5 */ + /* clobbered: r1,r18,r19,r20,r21,r25,tr0 */ + /* result in r0 */ +__sdivsi3: + ptb __div_table,tr0 + + nsb r5, r1 + shlld r5, r1, r25 /* normalize; [-2 ..1, 1..2) in s2.62 */ + shari r25, 58, r21 /* extract 5(6) bit index (s2.4 with hole -1..1) */ + /* bubble */ + gettr tr0,r20 + ldx.ub r20, r21, r19 /* u0.8 */ + shari r25, 32, r25 /* normalize to s2.30 */ + shlli r21, 1, r21 + muls.l r25, r19, r19 /* s2.38 */ + ldx.w r20, r21, r21 /* s2.14 */ + ptabs r18, tr0 + shari r19, 24, r19 /* truncate to s2.14 */ + sub r21, r19, r19 /* some 11 bit inverse in s1.14 */ + muls.l r19, r19, r21 /* u0.28 */ + sub r63, r1, r1 + addi r1, 92, r1 + muls.l r25, r21, r18 /* s2.58 */ + shlli r19, 45, r19 /* multiply by two and convert to s2.58 */ + /* bubble */ + sub r19, r18, r18 + shari r18, 28, r18 /* some 22 bit inverse in s1.30 */ + muls.l r18, r25, r0 /* s2.60 */ + muls.l r18, r4, r25 /* s32.30 */ + /* bubble */ + shari r0, 16, r19 /* s-16.44 */ + muls.l r19, r18, r19 /* s-16.74 */ + shari r25, 63, r0 + shari r4, 14, r18 /* s19.-14 */ + shari r19, 30, r19 /* s-16.44 */ + muls.l r19, r18, r19 /* s15.30 */ + xor r21, r0, r21 /* You could also use the constant 1 << 27. */ + add r21, r25, r21 + sub r21, r19, r21 + shard r21, r1, r21 + sub r21, r0, r0 + blink tr0, r63 + +/* This table has been generated by divtab.c . +Defects for bias -330: + Max defect: 6.081536e-07 at -1.000000e+00 + Min defect: 2.849516e-08 at 1.030651e+00 + Max 2nd step defect: 9.606539e-12 at -1.000000e+00 + Min 2nd step defect: 0.000000e+00 at 0.000000e+00 + Defect at 1: 1.238659e-07 + Defect at -2: 1.061708e-07 */ + + .balign 2 + .type __div_table,@object + .size __div_table,128 +/* negative division constants */ + .word -16638 + .word -17135 + .word -17737 + .word -18433 + .word -19103 + .word -19751 + .word -20583 + .word -21383 + .word -22343 + .word -23353 + .word -24407 + .word -25582 + .word -26863 + .word -28382 + .word -29965 + .word -31800 +/* negative division factors */ + .byte 66 + .byte 70 + .byte 75 + .byte 81 + .byte 87 + .byte 93 + .byte 101 + .byte 109 + .byte 119 + .byte 130 + .byte 142 + .byte 156 + .byte 172 + .byte 192 + .byte 214 + .byte 241 + .skip 16 + .global __div_table +__div_table: + .skip 16 +/* positive division factors */ + .byte 241 + .byte 214 + .byte 192 + .byte 172 + .byte 156 + .byte 142 + .byte 130 + .byte 119 + .byte 109 + .byte 101 + .byte 93 + .byte 87 + .byte 81 + .byte 75 + .byte 70 + .byte 66 +/* positive division constants */ + .word 31801 + .word 29966 + .word 28383 + .word 26864 + .word 25583 + .word 24408 + .word 23354 + .word 22344 + .word 21384 + .word 20584 + .word 19752 + .word 19104 + .word 18434 + .word 17738 + .word 17136 + .word 16639 diff --git a/arch/sh/lib64/strcpy.S b/arch/sh/lib64/strcpy.S new file mode 100644 index 000000000000..ea7c9c533eea --- /dev/null +++ b/arch/sh/lib64/strcpy.S @@ -0,0 +1,97 @@ +/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ +/* Modified by SuperH, Inc. September 2003 */ +! Entry: arg0: destination +! arg1: source +! Exit: result: destination +! +! SH5 code Copyright 2002 SuperH Ltd. + +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define SHHI shlld +#define SHLO shlrd +#else +#define SHHI shlrd +#define SHLO shlld +#endif + + .section .text..SHmedia32,"ax" + .globl strcpy + .type strcpy, @function + .align 5 + +strcpy: + + pta/l shortstring,tr1 + ldlo.q r3,0,r4 + ptabs r18,tr4 + shlli r3,3,r7 + addi r2, 8, r0 + mcmpeq.b r4,r63,r6 + SHHI r6,r7,r6 + bnei/u r6,0,tr1 // shortstring + pta/l no_lddst, tr2 + ori r3,-8,r23 + sub r2, r23, r0 + sub r3, r2, r21 + addi r21, 8, r20 + ldx.q r0, r21, r5 + pta/l loop, tr0 + ori r2,-8,r22 + mcmpeq.b r5, r63, r6 + bgt/u r22, r23, tr2 // no_lddst + + // r22 < r23 : Need to do a load from the destination. + // r22 == r23 : Doesn't actually need to load from destination, + // but still can be handled here. + ldlo.q r2, 0, r9 + movi -1, r8 + SHLO r8, r7, r8 + mcmv r4, r8, r9 + stlo.q r2, 0, r9 + beqi/l r6, 0, tr0 // loop + + add r5, r63, r4 + addi r0, 8, r0 + blink tr1, r63 // shortstring +no_lddst: + // r22 > r23: note that for r22 == r23 the sthi.q would clobber + // bytes before the destination region. + stlo.q r2, 0, r4 + SHHI r4, r7, r4 + sthi.q r0, -1, r4 + beqi/l r6, 0, tr0 // loop + + add r5, r63, r4 + addi r0, 8, r0 +shortstring: +#if __BYTE_ORDER != __LITTLE_ENDIAN + pta/l shortstring2,tr1 + byterev r4,r4 +#endif +shortstring2: + st.b r0,-8,r4 + andi r4,0xff,r5 + shlri r4,8,r4 + addi r0,1,r0 + bnei/l r5,0,tr1 + blink tr4,r63 // return + + .balign 8 +loop: + stlo.q r0, 0, r5 + ldx.q r0, r20, r4 + addi r0, 16, r0 + sthi.q r0, -9, r5 + mcmpeq.b r4, r63, r6 + bnei/u r6, 0, tr1 // shortstring + ldx.q r0, r21, r5 + stlo.q r0, -8, r4 + sthi.q r0, -1, r4 + mcmpeq.b r5, r63, r6 + beqi/l r6, 0, tr0 // loop + + add r5, r63, r4 + addi r0, 8, r0 + blink tr1, r63 // shortstring + + .size strcpy,.-strcpy diff --git a/arch/sh/lib64/strlen.S b/arch/sh/lib64/strlen.S new file mode 100644 index 000000000000..cbc0d912e5f3 --- /dev/null +++ b/arch/sh/lib64/strlen.S @@ -0,0 +1,33 @@ +/* + * Simplistic strlen() implementation for SHmedia. + * + * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> + */ + + .section .text..SHmedia32,"ax" + .globl strlen + .type strlen,@function + + .balign 16 +strlen: + ptabs r18, tr4 + + /* + * Note: We could easily deal with the NULL case here with a simple + * sanity check, though it seems that the behavior we want is to fault + * in the event that r2 == NULL, so we don't bother. + */ +/* beqi r2, 0, tr4 */ ! Sanity check + + movi -1, r0 + pta/l loop, tr0 +loop: + ld.b r2, 0, r1 + addi r2, 1, r2 + addi r0, 1, r0 + bnei/l r1, 0, tr0 + + or r0, r63, r2 + blink tr4, r63 + + .size strlen,.-strlen diff --git a/arch/sh/lib64/udivdi3.S b/arch/sh/lib64/udivdi3.S new file mode 100644 index 000000000000..6895c0225b85 --- /dev/null +++ b/arch/sh/lib64/udivdi3.S @@ -0,0 +1,120 @@ + .section .text..SHmedia32,"ax" + .align 2 + .global __udivdi3 +__udivdi3: + shlri r3,1,r4 + nsb r4,r22 + shlld r3,r22,r6 + shlri r6,49,r5 + movi 0xffffffffffffbaf1,r21 /* .l shift count 17. */ + sub r21,r5,r1 + mmulfx.w r1,r1,r4 + mshflo.w r1,r63,r1 + sub r63,r22,r20 // r63 == 64 % 64 + mmulfx.w r5,r4,r4 + pta large_divisor,tr0 + addi r20,32,r9 + msub.w r1,r4,r1 + madd.w r1,r1,r1 + mmulfx.w r1,r1,r4 + shlri r6,32,r7 + bgt/u r9,r63,tr0 // large_divisor + mmulfx.w r5,r4,r4 + shlri r2,32+14,r19 + addi r22,-31,r0 + msub.w r1,r4,r1 + + mulu.l r1,r7,r4 + addi r1,-3,r5 + mulu.l r5,r19,r5 + sub r63,r4,r4 // Negate to make sure r1 ends up <= 1/r2 + shlri r4,2,r4 /* chop off leading %0000000000000000 001.00000000000 - or, as + the case may be, %0000000000000000 000.11111111111, still */ + muls.l r1,r4,r4 /* leaving at least one sign bit. */ + mulu.l r5,r3,r8 + mshalds.l r1,r21,r1 + shari r4,26,r4 + shlld r8,r0,r8 + add r1,r4,r1 // 31 bit unsigned reciprocal now in r1 (msb equiv. 0.5) + sub r2,r8,r2 + /* Can do second step of 64 : 32 div now, using r1 and the rest in r2. */ + + shlri r2,22,r21 + mulu.l r21,r1,r21 + shlld r5,r0,r8 + addi r20,30-22,r0 + shlrd r21,r0,r21 + mulu.l r21,r3,r5 + add r8,r21,r8 + mcmpgt.l r21,r63,r21 // See Note 1 + addi r20,30,r0 + mshfhi.l r63,r21,r21 + sub r2,r5,r2 + andc r2,r21,r2 + + /* small divisor: need a third divide step */ + mulu.l r2,r1,r7 + ptabs r18,tr0 + addi r2,1,r2 + shlrd r7,r0,r7 + mulu.l r7,r3,r5 + add r8,r7,r8 + sub r2,r3,r2 + cmpgt r2,r5,r5 + add r8,r5,r2 + /* could test r3 here to check for divide by zero. */ + blink tr0,r63 + +large_divisor: + mmulfx.w r5,r4,r4 + shlrd r2,r9,r25 + shlri r25,32,r8 + msub.w r1,r4,r1 + + mulu.l r1,r7,r4 + addi r1,-3,r5 + mulu.l r5,r8,r5 + sub r63,r4,r4 // Negate to make sure r1 ends up <= 1/r2 + shlri r4,2,r4 /* chop off leading %0000000000000000 001.00000000000 - or, as + the case may be, %0000000000000000 000.11111111111, still */ + muls.l r1,r4,r4 /* leaving at least one sign bit. */ + shlri r5,14-1,r8 + mulu.l r8,r7,r5 + mshalds.l r1,r21,r1 + shari r4,26,r4 + add r1,r4,r1 // 31 bit unsigned reciprocal now in r1 (msb equiv. 0.5) + sub r25,r5,r25 + /* Can do second step of 64 : 32 div now, using r1 and the rest in r25. */ + + shlri r25,22,r21 + mulu.l r21,r1,r21 + pta no_lo_adj,tr0 + addi r22,32,r0 + shlri r21,40,r21 + mulu.l r21,r7,r5 + add r8,r21,r8 + shlld r2,r0,r2 + sub r25,r5,r25 + bgtu/u r7,r25,tr0 // no_lo_adj + addi r8,1,r8 + sub r25,r7,r25 +no_lo_adj: + mextr4 r2,r25,r2 + + /* large_divisor: only needs a few adjustments. */ + mulu.l r8,r6,r5 + ptabs r18,tr0 + /* bubble */ + cmpgtu r5,r2,r5 + sub r8,r5,r2 + blink tr0,r63 + +/* Note 1: To shift the result of the second divide stage so that the result + always fits into 32 bits, yet we still reduce the rest sufficiently + would require a lot of instructions to do the shifts just right. Using + the full 64 bit shift result to multiply with the divisor would require + four extra instructions for the upper 32 bits (shift / mulu / shift / sub). + Fortunately, if the upper 32 bits of the shift result are nonzero, we + know that the rest after taking this partial result into account will + fit into 32 bits. So we just clear the upper 32 bits of the rest if the + upper 32 bits of the partial result are nonzero. */ diff --git a/arch/sh/lib64/udivsi3.S b/arch/sh/lib64/udivsi3.S new file mode 100644 index 000000000000..e68120e4b847 --- /dev/null +++ b/arch/sh/lib64/udivsi3.S @@ -0,0 +1,59 @@ + .global __udivsi3 + .section .text..SHmedia32,"ax" + .align 2 + +/* + inputs: r4,r5 + clobbered: r18,r19,r20,r21,r22,r25,tr0 + result in r0. + */ +__udivsi3: + addz.l r5,r63,r22 + nsb r22,r0 + shlld r22,r0,r25 + shlri r25,48,r25 + movi 0xffffffffffffbb0c,r20 /* shift count eqiv 76 */ + sub r20,r25,r21 + mmulfx.w r21,r21,r19 + mshflo.w r21,r63,r21 + ptabs r18,tr0 + mmulfx.w r25,r19,r19 + sub r20,r0,r0 + /* bubble */ + msub.w r21,r19,r19 + + /* + * It would be nice for scheduling to do this add to r21 before + * the msub.w, but we need a different value for r19 to keep + * errors under control. + */ + addi r19,-2,r21 + mulu.l r4,r21,r18 + mmulfx.w r19,r19,r19 + shlli r21,15,r21 + shlrd r18,r0,r18 + mulu.l r18,r22,r20 + mmacnfx.wl r25,r19,r21 + /* bubble */ + sub r4,r20,r25 + + mulu.l r25,r21,r19 + addi r0,14,r0 + /* bubble */ + shlrd r19,r0,r19 + mulu.l r19,r22,r20 + add r18,r19,r18 + /* bubble */ + sub.l r25,r20,r25 + + mulu.l r25,r21,r19 + addz.l r25,r63,r25 + sub r25,r22,r25 + shlrd r19,r0,r19 + mulu.l r19,r22,r20 + addi r25,1,r25 + add r18,r19,r18 + + cmpgt r25,r20,r25 + add.l r18,r25,r0 + blink tr0,r63 diff --git a/arch/sh/mm/Makefile_32 b/arch/sh/mm/Makefile_32 index f066e76da204..cb2f3f299591 100644 --- a/arch/sh/mm/Makefile_32 +++ b/arch/sh/mm/Makefile_32 @@ -18,6 +18,7 @@ mmu-y := tlb-nommu.o pg-nommu.o mmu-$(CONFIG_MMU) := fault_32.o tlbflush_32.o ioremap_32.o obj-y += $(mmu-y) +obj-$(CONFIG_DEBUG_FS) += asids-debugfs.o ifdef CONFIG_DEBUG_FS obj-$(CONFIG_CPU_SH4) += cache-debugfs.o diff --git a/arch/sh/mm/Makefile_64 b/arch/sh/mm/Makefile_64 index 9481d0f54efd..2863ffb7006d 100644 --- a/arch/sh/mm/Makefile_64 +++ b/arch/sh/mm/Makefile_64 @@ -13,6 +13,7 @@ obj-y += cache-sh5.o endif obj-y += $(mmu-y) +obj-$(CONFIG_DEBUG_FS) += asids-debugfs.o obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o obj-$(CONFIG_NUMA) += numa.o diff --git a/arch/sh/mm/asids-debugfs.c b/arch/sh/mm/asids-debugfs.c new file mode 100644 index 000000000000..8e912a15e94f --- /dev/null +++ b/arch/sh/mm/asids-debugfs.c @@ -0,0 +1,79 @@ +/* + * debugfs ops for process ASIDs + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * Copyright (C) 2003 - 2008 Paul Mundt + * Copyright (C) 2003, 2004 Richard Curnow + * + * Provides a debugfs file that lists out the ASIDs currently associated + * with the processes. + * + * In the SH-5 case, if the DM.PC register is examined through the debug + * link, this shows ASID + PC. To make use of this, the PID->ASID + * relationship needs to be known. This is primarily for debugging. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/module.h> +#include <linux/debugfs.h> +#include <linux/seq_file.h> +#include <linux/spinlock.h> +#include <asm/processor.h> +#include <asm/mmu_context.h> + +static int asids_seq_show(struct seq_file *file, void *iter) +{ + struct task_struct *p; + + read_lock(&tasklist_lock); + + for_each_process(p) { + int pid = p->pid; + + if (unlikely(!pid)) + continue; + + if (p->mm) + seq_printf(file, "%5d : %02lx\n", pid, + cpu_asid(smp_processor_id(), p->mm)); + else + seq_printf(file, "%5d : (none)\n", pid); + } + + read_unlock(&tasklist_lock); + + return 0; +} + +static int asids_debugfs_open(struct inode *inode, struct file *file) +{ + return single_open(file, asids_seq_show, inode->i_private); +} + +static const struct file_operations asids_debugfs_fops = { + .owner = THIS_MODULE, + .open = asids_debugfs_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int __init asids_debugfs_init(void) +{ + struct dentry *asids_dentry; + + asids_dentry = debugfs_create_file("asids", S_IRUSR, sh_debugfs_root, + NULL, &asids_debugfs_fops); + if (!asids_dentry) + return -ENOMEM; + if (IS_ERR(asids_dentry)) + return PTR_ERR(asids_dentry); + + return 0; +} +module_init(asids_debugfs_init); + +MODULE_LICENSE("GPL v2"); diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index 9f8ea3ada4db..edcd5fbf9651 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -42,6 +42,8 @@ void *dma_alloc_coherent(struct device *dev, size_t size, return NULL; } + split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order); + *dma_handle = virt_to_phys(ret); return ret_nocache; } @@ -51,10 +53,13 @@ void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle) { int order = get_order(size); + unsigned long pfn = dma_handle >> PAGE_SHIFT; + int k; if (!dma_release_from_coherent(dev, order, vaddr)) { WARN_ON(irqs_disabled()); /* for portability */ - free_pages((unsigned long)phys_to_virt(dma_handle), order); + for (k = 0; k < (1 << order); k++) + __free_pages(pfn_to_page(pfn + k), 0); iounmap(vaddr); } } diff --git a/arch/sh/mm/fault_32.c b/arch/sh/mm/fault_32.c index 898d477e47c1..31a33ebdef6f 100644 --- a/arch/sh/mm/fault_32.c +++ b/arch/sh/mm/fault_32.c @@ -20,7 +20,6 @@ #include <asm/system.h> #include <asm/mmu_context.h> #include <asm/tlbflush.h> -#include <asm/kgdb.h> /* * This routine handles page faults. It determines the address, @@ -265,17 +264,6 @@ static inline int notify_page_fault(struct pt_regs *regs, int trap) return ret; } -#ifdef CONFIG_SH_STORE_QUEUES -/* - * This is a special case for the SH-4 store queues, as pages for this - * space still need to be faulted in before it's possible to flush the - * store queue cache for writeout to the remapped region. - */ -#define P3_ADDR_MAX (P4SEG_STORE_QUE + 0x04000000) -#else -#define P3_ADDR_MAX P4SEG -#endif - /* * Called with interrupts disabled. */ @@ -293,11 +281,6 @@ asmlinkage int __kprobes __do_page_fault(struct pt_regs *regs, if (notify_page_fault(regs, lookup_exception_vector())) goto out; -#ifdef CONFIG_SH_KGDB - if (kgdb_nofault && kgdb_bus_err_hook) - kgdb_bus_err_hook(); -#endif - ret = 1; /* diff --git a/arch/sh/mm/ioremap_32.c b/arch/sh/mm/ioremap_32.c index 882a32ebc6b7..32946fba123e 100644 --- a/arch/sh/mm/ioremap_32.c +++ b/arch/sh/mm/ioremap_32.c @@ -116,9 +116,10 @@ EXPORT_SYMBOL(__ioremap); void __iounmap(void __iomem *addr) { unsigned long vaddr = (unsigned long __force)addr; + unsigned long seg = PXSEG(vaddr); struct vm_struct *p; - if (PXSEG(vaddr) < P3SEG || is_pci_memaddr(vaddr)) + if (seg < P3SEG || seg >= P3_ADDR_MAX || is_pci_memaddr(vaddr)) return; #ifdef CONFIG_32BIT diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c index 8837d511710a..931f4d003fa0 100644 --- a/arch/sh/mm/mmap.c +++ b/arch/sh/mm/mmap.c @@ -9,7 +9,101 @@ */ #include <linux/io.h> #include <linux/mm.h> +#include <linux/mman.h> +#include <linux/module.h> #include <asm/page.h> +#include <asm/processor.h> + +#ifdef CONFIG_MMU +unsigned long shm_align_mask = PAGE_SIZE - 1; /* Sane caches */ +EXPORT_SYMBOL(shm_align_mask); + +/* + * To avoid cache aliases, we map the shared page with same color. + */ +#define COLOUR_ALIGN(addr, pgoff) \ + ((((addr) + shm_align_mask) & ~shm_align_mask) + \ + (((pgoff) << PAGE_SHIFT) & shm_align_mask)) + +unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, + unsigned long len, unsigned long pgoff, unsigned long flags) +{ + struct mm_struct *mm = current->mm; + struct vm_area_struct *vma; + unsigned long start_addr; + int do_colour_align; + + if (flags & MAP_FIXED) { + /* We do not accept a shared mapping if it would violate + * cache aliasing constraints. + */ + if ((flags & MAP_SHARED) && (addr & shm_align_mask)) + return -EINVAL; + return addr; + } + + if (unlikely(len > TASK_SIZE)) + return -ENOMEM; + + do_colour_align = 0; + if (filp || (flags & MAP_SHARED)) + do_colour_align = 1; + + if (addr) { + if (do_colour_align) + addr = COLOUR_ALIGN(addr, pgoff); + else + addr = PAGE_ALIGN(addr); + + vma = find_vma(mm, addr); + if (TASK_SIZE - len >= addr && + (!vma || addr + len <= vma->vm_start)) + return addr; + } + + if (len > mm->cached_hole_size) { + start_addr = addr = mm->free_area_cache; + } else { + mm->cached_hole_size = 0; + start_addr = addr = TASK_UNMAPPED_BASE; + } + +full_search: + if (do_colour_align) + addr = COLOUR_ALIGN(addr, pgoff); + else + addr = PAGE_ALIGN(mm->free_area_cache); + + for (vma = find_vma(mm, addr); ; vma = vma->vm_next) { + /* At this point: (!vma || addr < vma->vm_end). */ + if (unlikely(TASK_SIZE - len < addr)) { + /* + * Start a new search - just in case we missed + * some holes. + */ + if (start_addr != TASK_UNMAPPED_BASE) { + start_addr = addr = TASK_UNMAPPED_BASE; + mm->cached_hole_size = 0; + goto full_search; + } + return -ENOMEM; + } + if (likely(!vma || addr + len <= vma->vm_start)) { + /* + * Remember the place where we stopped the search: + */ + mm->free_area_cache = addr + len; + return addr; + } + if (addr + mm->cached_hole_size < vma->vm_start) + mm->cached_hole_size = vma->vm_start - addr; + + addr = vma->vm_end; + if (do_colour_align) + addr = COLOUR_ALIGN(addr, pgoff); + } +} +#endif /* CONFIG_MMU */ /* * You really shouldn't be using read() or write() on /dev/mem. This diff --git a/arch/sh/oprofile/Makefile b/arch/sh/oprofile/Makefile index 2efc2e79fd29..8e6eec91c14c 100644 --- a/arch/sh/oprofile/Makefile +++ b/arch/sh/oprofile/Makefile @@ -6,13 +6,8 @@ DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ oprofilefs.o oprofile_stats.o \ timer_int.o ) -profdrvr-y := op_model_null.o +oprofile-y := $(DRIVER_OBJS) common.o backtrace.o -# SH7750-style performance counters exist across 7750/7750S and 7091. -profdrvr-$(CONFIG_CPU_SUBTYPE_SH7750S) := op_model_sh7750.o -profdrvr-$(CONFIG_CPU_SUBTYPE_SH7750) := op_model_sh7750.o -profdrvr-$(CONFIG_CPU_SUBTYPE_SH7091) := op_model_sh7750.o - -oprofile-y := $(DRIVER_OBJS) $(profdrvr-y) - -EXTRA_CFLAGS += -Werror +oprofile-$(CONFIG_CPU_SUBTYPE_SH7750S) += op_model_sh7750.o +oprofile-$(CONFIG_CPU_SUBTYPE_SH7750) += op_model_sh7750.o +oprofile-$(CONFIG_CPU_SUBTYPE_SH7091) += op_model_sh7750.o diff --git a/arch/sh/oprofile/backtrace.c b/arch/sh/oprofile/backtrace.c new file mode 100644 index 000000000000..9499a2914f89 --- /dev/null +++ b/arch/sh/oprofile/backtrace.c @@ -0,0 +1,114 @@ +/* + * SH specific backtracing code for oprofile + * + * Copyright 2007 STMicroelectronics Ltd. + * + * Author: Dave Peverley <dpeverley@mpc-data.co.uk> + * + * Based on ARM oprofile backtrace code by Richard Purdie and in turn, i386 + * oprofile backtrace code by John Levon, David Smith + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include <linux/oprofile.h> +#include <linux/sched.h> +#include <linux/kallsyms.h> +#include <linux/mm.h> +#include <asm/ptrace.h> +#include <asm/uaccess.h> +#include <asm/sections.h> + +/* Limit to stop backtracing too far. */ +static int backtrace_limit = 20; + +static unsigned long * +user_backtrace(unsigned long *stackaddr, struct pt_regs *regs) +{ + unsigned long buf_stack; + + /* Also check accessibility of address */ + if (!access_ok(VERIFY_READ, stackaddr, sizeof(unsigned long))) + return NULL; + + if (__copy_from_user_inatomic(&buf_stack, stackaddr, sizeof(unsigned long))) + return NULL; + + /* Quick paranoia check */ + if (buf_stack & 3) + return NULL; + + oprofile_add_trace(buf_stack); + + stackaddr++; + + return stackaddr; +} + +/* + * | | /\ Higher addresses + * | | + * --------------- stack base (address of current_thread_info) + * | thread info | + * . . + * | stack | + * --------------- saved regs->regs[15] value if valid + * . . + * --------------- struct pt_regs stored on stack (struct pt_regs *) + * | | + * . . + * | | + * --------------- ??? + * | | + * | | \/ Lower addresses + * + * Thus, &pt_regs <-> stack base restricts the valid(ish) fp values + */ +static int valid_kernel_stack(unsigned long *stackaddr, struct pt_regs *regs) +{ + unsigned long stack = (unsigned long)regs; + unsigned long stack_base = (stack & ~(THREAD_SIZE - 1)) + THREAD_SIZE; + + return ((unsigned long)stackaddr > stack) && ((unsigned long)stackaddr < stack_base); +} + +static unsigned long * +kernel_backtrace(unsigned long *stackaddr, struct pt_regs *regs) +{ + unsigned long addr; + + /* + * If not a valid kernel address, keep going till we find one + * or the SP stops being a valid address. + */ + do { + addr = *stackaddr++; + oprofile_add_trace(addr); + } while (valid_kernel_stack(stackaddr, regs)); + + return stackaddr; +} + +void sh_backtrace(struct pt_regs * const regs, unsigned int depth) +{ + unsigned long *stackaddr; + + /* + * Paranoia - clip max depth as we could get lost in the weeds. + */ + if (depth > backtrace_limit) + depth = backtrace_limit; + + stackaddr = (unsigned long *)regs->regs[15]; + if (!user_mode(regs)) { + while (depth-- && valid_kernel_stack(stackaddr, regs)) + stackaddr = kernel_backtrace(stackaddr, regs); + + return; + } + + while (depth-- && (stackaddr != NULL)) + stackaddr = user_backtrace(stackaddr, regs); +} diff --git a/arch/sh/oprofile/common.c b/arch/sh/oprofile/common.c new file mode 100644 index 000000000000..1d97d64cb95f --- /dev/null +++ b/arch/sh/oprofile/common.c @@ -0,0 +1,150 @@ +/* + * arch/sh/oprofile/init.c + * + * Copyright (C) 2003 - 2008 Paul Mundt + * + * Based on arch/mips/oprofile/common.c: + * + * Copyright (C) 2004, 2005 Ralf Baechle + * Copyright (C) 2005 MIPS Technologies, Inc. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/kernel.h> +#include <linux/oprofile.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/smp.h> +#include <asm/processor.h> +#include "op_impl.h" + +extern struct op_sh_model op_model_sh7750_ops __weak; +extern struct op_sh_model op_model_sh4a_ops __weak; + +static struct op_sh_model *model; + +static struct op_counter_config ctr[20]; + +extern void sh_backtrace(struct pt_regs * const regs, unsigned int depth); + +static int op_sh_setup(void) +{ + /* Pre-compute the values to stuff in the hardware registers. */ + model->reg_setup(ctr); + + /* Configure the registers on all cpus. */ + on_each_cpu(model->cpu_setup, NULL, 1); + + return 0; +} + +static int op_sh_create_files(struct super_block *sb, struct dentry *root) +{ + int i, ret = 0; + + for (i = 0; i < model->num_counters; i++) { + struct dentry *dir; + char buf[4]; + + snprintf(buf, sizeof(buf), "%d", i); + dir = oprofilefs_mkdir(sb, root, buf); + + ret |= oprofilefs_create_ulong(sb, dir, "enabled", &ctr[i].enabled); + ret |= oprofilefs_create_ulong(sb, dir, "event", &ctr[i].event); + ret |= oprofilefs_create_ulong(sb, dir, "kernel", &ctr[i].kernel); + ret |= oprofilefs_create_ulong(sb, dir, "user", &ctr[i].user); + + if (model->create_files) + ret |= model->create_files(sb, dir); + else + ret |= oprofilefs_create_ulong(sb, dir, "count", &ctr[i].count); + + /* Dummy entries */ + ret |= oprofilefs_create_ulong(sb, dir, "unit_mask", &ctr[i].unit_mask); + } + + return ret; +} + +static int op_sh_start(void) +{ + /* Enable performance monitoring for all counters. */ + on_each_cpu(model->cpu_start, NULL, 1); + + return 0; +} + +static void op_sh_stop(void) +{ + /* Disable performance monitoring for all counters. */ + on_each_cpu(model->cpu_stop, NULL, 1); +} + +int __init oprofile_arch_init(struct oprofile_operations *ops) +{ + struct op_sh_model *lmodel = NULL; + int ret; + + /* + * Always assign the backtrace op. If the counter initialization + * fails, we fall back to the timer which will still make use of + * this. + */ + ops->backtrace = sh_backtrace; + + switch (current_cpu_data.type) { + /* SH-4 types */ + case CPU_SH7750: + case CPU_SH7750S: + lmodel = &op_model_sh7750_ops; + break; + + /* SH-4A types */ + case CPU_SH7763: + case CPU_SH7770: + case CPU_SH7780: + case CPU_SH7781: + case CPU_SH7785: + case CPU_SH7723: + case CPU_SHX3: + lmodel = &op_model_sh4a_ops; + break; + + /* SH4AL-DSP types */ + case CPU_SH7343: + case CPU_SH7722: + case CPU_SH7366: + lmodel = &op_model_sh4a_ops; + break; + } + + if (!lmodel) + return -ENODEV; + if (!(current_cpu_data.flags & CPU_HAS_PERF_COUNTER)) + return -ENODEV; + + ret = lmodel->init(); + if (unlikely(ret != 0)) + return ret; + + model = lmodel; + + ops->setup = op_sh_setup; + ops->create_files = op_sh_create_files; + ops->start = op_sh_start; + ops->stop = op_sh_stop; + ops->cpu_type = lmodel->cpu_type; + + printk(KERN_INFO "oprofile: using %s performance monitoring.\n", + lmodel->cpu_type); + + return 0; +} + +void oprofile_arch_exit(void) +{ + if (model && model->exit) + model->exit(); +} diff --git a/arch/sh/oprofile/op_impl.h b/arch/sh/oprofile/op_impl.h new file mode 100644 index 000000000000..4d509975eba6 --- /dev/null +++ b/arch/sh/oprofile/op_impl.h @@ -0,0 +1,33 @@ +#ifndef __OP_IMPL_H +#define __OP_IMPL_H + +/* Per-counter configuration as set via oprofilefs. */ +struct op_counter_config { + unsigned long enabled; + unsigned long event; + + unsigned long long count; + + /* Dummy values for userspace tool compliance */ + unsigned long kernel; + unsigned long user; + unsigned long unit_mask; +}; + +/* Per-architecture configury and hooks. */ +struct op_sh_model { + void (*reg_setup)(struct op_counter_config *); + int (*create_files)(struct super_block *sb, struct dentry *dir); + void (*cpu_setup)(void *dummy); + int (*init)(void); + void (*exit)(void); + void (*cpu_start)(void *args); + void (*cpu_stop)(void *args); + char *cpu_type; + unsigned char num_counters; +}; + +/* arch/sh/oprofile/common.c */ +extern void sh_backtrace(struct pt_regs * const regs, unsigned int depth); + +#endif /* __OP_IMPL_H */ diff --git a/arch/sh/oprofile/op_model_null.c b/arch/sh/oprofile/op_model_null.c deleted file mode 100644 index a845b088edb4..000000000000 --- a/arch/sh/oprofile/op_model_null.c +++ /dev/null @@ -1,23 +0,0 @@ -/* - * arch/sh/oprofile/op_model_null.c - * - * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kernel.h> -#include <linux/oprofile.h> -#include <linux/init.h> -#include <linux/errno.h> - -int __init oprofile_arch_init(struct oprofile_operations *ops) -{ - return -ENODEV; -} - -void oprofile_arch_exit(void) -{ -} - diff --git a/arch/sh/oprofile/op_model_sh7750.c b/arch/sh/oprofile/op_model_sh7750.c index 008b3b03750a..c892c7c30c2f 100644 --- a/arch/sh/oprofile/op_model_sh7750.c +++ b/arch/sh/oprofile/op_model_sh7750.c @@ -3,7 +3,7 @@ * * OProfile support for SH7750/SH7750S Performance Counters * - * Copyright (C) 2003, 2004 Paul Mundt + * Copyright (C) 2003 - 2008 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -15,19 +15,16 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/fs.h> -#include <asm/uaccess.h> -#include <asm/io.h> +#include "op_impl.h" #define PM_CR_BASE 0xff000084 /* 16-bit */ #define PM_CTR_BASE 0xff100004 /* 32-bit */ -#define PMCR1 (PM_CR_BASE + 0x00) -#define PMCR2 (PM_CR_BASE + 0x04) -#define PMCTR1H (PM_CTR_BASE + 0x00) -#define PMCTR1L (PM_CTR_BASE + 0x04) -#define PMCTR2H (PM_CTR_BASE + 0x08) -#define PMCTR2L (PM_CTR_BASE + 0x0c) +#define PMCR(n) (PM_CR_BASE + ((n) * 0x04)) +#define PMCTRH(n) (PM_CTR_BASE + 0x00 + ((n) * 0x08)) +#define PMCTRL(n) (PM_CTR_BASE + 0x04 + ((n) * 0x08)) #define PMCR_PMM_MASK 0x0000003f @@ -36,25 +33,15 @@ #define PMCR_PMST 0x00004000 #define PMCR_PMEN 0x00008000 -#define PMCR_ENABLE (PMCR_PMST | PMCR_PMEN) +struct op_sh_model op_model_sh7750_ops; -/* - * SH7750/SH7750S have 2 perf counters - */ #define NR_CNTRS 2 -struct op_counter_config { - unsigned long enabled; - unsigned long event; - unsigned long count; - - /* Dummy values for userspace tool compliance */ - unsigned long kernel; - unsigned long user; - unsigned long unit_mask; -}; - -static struct op_counter_config ctr[NR_CNTRS]; +static struct sh7750_ppc_register_config { + unsigned int ctrl; + unsigned long cnt_hi; + unsigned long cnt_lo; +} regcache[NR_CNTRS]; /* * There are a number of events supported by each counter (33 in total). @@ -116,12 +103,8 @@ static int sh7750_timer_notify(struct pt_regs *regs) static u64 sh7750_read_counter(int counter) { - u32 hi, lo; - - hi = (counter == 0) ? ctrl_inl(PMCTR1H) : ctrl_inl(PMCTR2H); - lo = (counter == 0) ? ctrl_inl(PMCTR1L) : ctrl_inl(PMCTR2L); - - return (u64)((u64)(hi & 0xffff) << 32) | lo; + return (u64)((u64)(__raw_readl(PMCTRH(counter)) & 0xffff) << 32) | + __raw_readl(PMCTRL(counter)); } /* @@ -170,11 +153,7 @@ static ssize_t sh7750_write_count(struct file *file, const char __user *buf, */ WARN_ON(val != 0); - if (counter == 0) { - ctrl_outw(ctrl_inw(PMCR1) | PMCR_PMCLR, PMCR1); - } else { - ctrl_outw(ctrl_inw(PMCR2) | PMCR_PMCLR, PMCR2); - } + __raw_writew(__raw_readw(PMCR(counter)) | PMCR_PMCLR, PMCR(counter)); return count; } @@ -184,88 +163,93 @@ static const struct file_operations count_fops = { .write = sh7750_write_count, }; -static int sh7750_perf_counter_create_files(struct super_block *sb, struct dentry *root) +static int sh7750_ppc_create_files(struct super_block *sb, struct dentry *dir) { - int i; + return oprofilefs_create_file(sb, dir, "count", &count_fops); +} - for (i = 0; i < NR_CNTRS; i++) { - struct dentry *dir; - char buf[4]; +static void sh7750_ppc_reg_setup(struct op_counter_config *ctr) +{ + unsigned int counters = op_model_sh7750_ops.num_counters; + int i; - snprintf(buf, sizeof(buf), "%d", i); - dir = oprofilefs_mkdir(sb, root, buf); + for (i = 0; i < counters; i++) { + regcache[i].ctrl = 0; + regcache[i].cnt_hi = 0; + regcache[i].cnt_lo = 0; - oprofilefs_create_ulong(sb, dir, "enabled", &ctr[i].enabled); - oprofilefs_create_ulong(sb, dir, "event", &ctr[i].event); - oprofilefs_create_file(sb, dir, "count", &count_fops); + if (!ctr[i].enabled) + continue; - /* Dummy entries */ - oprofilefs_create_ulong(sb, dir, "kernel", &ctr[i].kernel); - oprofilefs_create_ulong(sb, dir, "user", &ctr[i].user); - oprofilefs_create_ulong(sb, dir, "unit_mask", &ctr[i].unit_mask); + regcache[i].ctrl |= ctr[i].event | PMCR_PMEN | PMCR_PMST; + regcache[i].cnt_hi = (unsigned long)((ctr->count >> 32) & 0xffff); + regcache[i].cnt_lo = (unsigned long)(ctr->count & 0xffffffff); } - - return 0; } -static int sh7750_perf_counter_start(void) +static void sh7750_ppc_cpu_setup(void *args) { - u16 pmcr; - - /* Enable counter 1 */ - if (ctr[0].enabled) { - pmcr = ctrl_inw(PMCR1); - WARN_ON(pmcr & PMCR_PMEN); - - pmcr &= ~PMCR_PMM_MASK; - pmcr |= ctr[0].event; - ctrl_outw(pmcr | PMCR_ENABLE, PMCR1); - } - - /* Enable counter 2 */ - if (ctr[1].enabled) { - pmcr = ctrl_inw(PMCR2); - WARN_ON(pmcr & PMCR_PMEN); + unsigned int counters = op_model_sh7750_ops.num_counters; + int i; - pmcr &= ~PMCR_PMM_MASK; - pmcr |= ctr[1].event; - ctrl_outw(pmcr | PMCR_ENABLE, PMCR2); + for (i = 0; i < counters; i++) { + __raw_writew(0, PMCR(i)); + __raw_writel(regcache[i].cnt_hi, PMCTRH(i)); + __raw_writel(regcache[i].cnt_lo, PMCTRL(i)); } - - return register_timer_hook(sh7750_timer_notify); } -static void sh7750_perf_counter_stop(void) +static void sh7750_ppc_cpu_start(void *args) { - ctrl_outw(ctrl_inw(PMCR1) & ~PMCR_PMEN, PMCR1); - ctrl_outw(ctrl_inw(PMCR2) & ~PMCR_PMEN, PMCR2); + unsigned int counters = op_model_sh7750_ops.num_counters; + int i; - unregister_timer_hook(sh7750_timer_notify); + for (i = 0; i < counters; i++) + __raw_writew(regcache[i].ctrl, PMCR(i)); } -static struct oprofile_operations sh7750_perf_counter_ops = { - .create_files = sh7750_perf_counter_create_files, - .start = sh7750_perf_counter_start, - .stop = sh7750_perf_counter_stop, -}; - -int __init oprofile_arch_init(struct oprofile_operations *ops) +static void sh7750_ppc_cpu_stop(void *args) { - if (!(current_cpu_data.flags & CPU_HAS_PERF_COUNTER)) - return -ENODEV; + unsigned int counters = op_model_sh7750_ops.num_counters; + int i; - ops = &sh7750_perf_counter_ops; - ops->cpu_type = "sh/sh7750"; + /* Disable the counters */ + for (i = 0; i < counters; i++) + __raw_writew(__raw_readw(PMCR(i)) & ~PMCR_PMEN, PMCR(i)); +} - printk(KERN_INFO "oprofile: using SH-4 performance monitoring.\n"); +static inline void sh7750_ppc_reset(void) +{ + unsigned int counters = op_model_sh7750_ops.num_counters; + int i; /* Clear the counters */ - ctrl_outw(ctrl_inw(PMCR1) | PMCR_PMCLR, PMCR1); - ctrl_outw(ctrl_inw(PMCR2) | PMCR_PMCLR, PMCR2); + for (i = 0; i < counters; i++) + __raw_writew(__raw_readw(PMCR(i)) | PMCR_PMCLR, PMCR(i)); +} - return 0; +static int sh7750_ppc_init(void) +{ + sh7750_ppc_reset(); + + return register_timer_hook(sh7750_timer_notify); } -void oprofile_arch_exit(void) +static void sh7750_ppc_exit(void) { + unregister_timer_hook(sh7750_timer_notify); + + sh7750_ppc_reset(); } + +struct op_sh_model op_model_sh7750_ops = { + .cpu_type = "sh/sh7750", + .num_counters = NR_CNTRS, + .reg_setup = sh7750_ppc_reg_setup, + .cpu_setup = sh7750_ppc_cpu_setup, + .cpu_start = sh7750_ppc_cpu_start, + .cpu_stop = sh7750_ppc_cpu_stop, + .init = sh7750_ppc_init, + .exit = sh7750_ppc_exit, + .create_files = sh7750_ppc_create_files, +}; diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types index d0c2928d1066..284b7e867496 100644 --- a/arch/sh/tools/mach-types +++ b/arch/sh/tools/mach-types @@ -8,6 +8,7 @@ SE SH_SOLUTION_ENGINE HIGHLANDER SH_HIGHLANDER RTS7751R2D SH_RTS7751R2D +RSK SH_RSK # # List of companion chips / MFDs. @@ -46,6 +47,7 @@ R2D_1 RTS7751R2D_1 CAYMAN SH_CAYMAN SDK7780 SH_SDK7780 MIGOR SH_MIGOR +RSK7201 SH_RSK7201 RSK7203 SH_RSK7203 AP325RXA SH_AP325RXA SH7763RDP SH_SH7763RDP |