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author | Paul Mundt <lethal@linux-sh.org> | 2011-01-13 15:06:28 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-13 15:06:28 +0900 |
commit | f43dc23d5ea91fca257be02138a255f02d98e806 (patch) | |
tree | b29722f6e965316e90ac97abf79923ced250dc21 /arch/sh/kernel/cpu/sh5 | |
parent | f8e53553f452dcbf67cb89c8cba63a1cd6eb4cc0 (diff) | |
parent | 4162cf64973df51fc885825bc9ca4d055891c49f (diff) | |
download | linux-stable-f43dc23d5ea91fca257be02138a255f02d98e806.tar.gz linux-stable-f43dc23d5ea91fca257be02138a255f02d98e806.tar.bz2 linux-stable-f43dc23d5ea91fca257be02138a255f02d98e806.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into common/serial-rework
Conflicts:
arch/sh/kernel/cpu/sh2/setup-sh7619.c
arch/sh/kernel/cpu/sh2a/setup-mxg.c
arch/sh/kernel/cpu/sh2a/setup-sh7201.c
arch/sh/kernel/cpu/sh2a/setup-sh7203.c
arch/sh/kernel/cpu/sh2a/setup-sh7206.c
arch/sh/kernel/cpu/sh3/setup-sh7705.c
arch/sh/kernel/cpu/sh3/setup-sh770x.c
arch/sh/kernel/cpu/sh3/setup-sh7710.c
arch/sh/kernel/cpu/sh3/setup-sh7720.c
arch/sh/kernel/cpu/sh4/setup-sh4-202.c
arch/sh/kernel/cpu/sh4/setup-sh7750.c
arch/sh/kernel/cpu/sh4/setup-sh7760.c
arch/sh/kernel/cpu/sh4a/setup-sh7343.c
arch/sh/kernel/cpu/sh4a/setup-sh7366.c
arch/sh/kernel/cpu/sh4a/setup-sh7722.c
arch/sh/kernel/cpu/sh4a/setup-sh7723.c
arch/sh/kernel/cpu/sh4a/setup-sh7724.c
arch/sh/kernel/cpu/sh4a/setup-sh7763.c
arch/sh/kernel/cpu/sh4a/setup-sh7770.c
arch/sh/kernel/cpu/sh4a/setup-sh7780.c
arch/sh/kernel/cpu/sh4a/setup-sh7785.c
arch/sh/kernel/cpu/sh4a/setup-sh7786.c
arch/sh/kernel/cpu/sh4a/setup-shx3.c
arch/sh/kernel/cpu/sh5/setup-sh5.c
drivers/serial/sh-sci.c
drivers/serial/sh-sci.h
include/linux/serial_sci.h
Diffstat (limited to 'arch/sh/kernel/cpu/sh5')
-rw-r--r-- | arch/sh/kernel/cpu/sh5/clock-sh5.c | 8 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh5/entry.S | 8 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh5/fpu.c | 67 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh5/probe.c | 6 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh5/setup-sh5.c | 37 |
5 files changed, 30 insertions, 96 deletions
diff --git a/arch/sh/kernel/cpu/sh5/clock-sh5.c b/arch/sh/kernel/cpu/sh5/clock-sh5.c index 7f864ebc51d3..9cfc19b8dbe4 100644 --- a/arch/sh/kernel/cpu/sh5/clock-sh5.c +++ b/arch/sh/kernel/cpu/sh5/clock-sh5.c @@ -24,7 +24,7 @@ static unsigned long cprc_base; static void master_clk_init(struct clk *clk) { - int idx = (ctrl_inl(cprc_base + 0x00) >> 6) & 0x0007; + int idx = (__raw_readl(cprc_base + 0x00) >> 6) & 0x0007; clk->rate *= ifc_table[idx]; } @@ -34,7 +34,7 @@ static struct clk_ops sh5_master_clk_ops = { static unsigned long module_clk_recalc(struct clk *clk) { - int idx = (ctrl_inw(cprc_base) >> 12) & 0x0007; + int idx = (__raw_readw(cprc_base) >> 12) & 0x0007; return clk->parent->rate / ifc_table[idx]; } @@ -44,7 +44,7 @@ static struct clk_ops sh5_module_clk_ops = { static unsigned long bus_clk_recalc(struct clk *clk) { - int idx = (ctrl_inw(cprc_base) >> 3) & 0x0007; + int idx = (__raw_readw(cprc_base) >> 3) & 0x0007; return clk->parent->rate / ifc_table[idx]; } @@ -54,7 +54,7 @@ static struct clk_ops sh5_bus_clk_ops = { static unsigned long cpu_clk_recalc(struct clk *clk) { - int idx = (ctrl_inw(cprc_base) & 0x0007); + int idx = (__raw_readw(cprc_base) & 0x0007); return clk->parent->rate / ifc_table[idx]; } diff --git a/arch/sh/kernel/cpu/sh5/entry.S b/arch/sh/kernel/cpu/sh5/entry.S index b0aacf675258..6b80295dd7a4 100644 --- a/arch/sh/kernel/cpu/sh5/entry.S +++ b/arch/sh/kernel/cpu/sh5/entry.S @@ -187,7 +187,7 @@ trap_jtable: .rept 6 .long do_exception_error /* 0x880 - 0x920 */ .endr - .long do_software_break_point /* 0x940 */ + .long breakpoint_trap_handler /* 0x940 */ .long do_exception_error /* 0x960 */ .long do_single_step /* 0x980 */ @@ -933,7 +933,7 @@ ret_with_reschedule: pta restore_all, tr1 - movi (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK), r8 + movi _TIF_SIGPENDING, r8 and r8, r7, r8 pta work_notifysig, tr0 bne r8, ZERO, tr0 @@ -1124,7 +1124,7 @@ fpu_error_or_IRQA: pta its_IRQ, tr0 beqi/l r4, EVENT_INTERRUPT, tr0 #ifdef CONFIG_SH_FPU - movi do_fpu_state_restore, r6 + movi fpu_state_restore_trap_handler, r6 #else movi do_exception_error, r6 #endif @@ -1135,7 +1135,7 @@ fpu_error_or_IRQB: pta its_IRQ, tr0 beqi/l r4, EVENT_INTERRUPT, tr0 #ifdef CONFIG_SH_FPU - movi do_fpu_state_restore, r6 + movi fpu_state_restore_trap_handler, r6 #else movi do_exception_error, r6 #endif diff --git a/arch/sh/kernel/cpu/sh5/fpu.c b/arch/sh/kernel/cpu/sh5/fpu.c index dd4f51ffb50e..4b3bb35e99f3 100644 --- a/arch/sh/kernel/cpu/sh5/fpu.c +++ b/arch/sh/kernel/cpu/sh5/fpu.c @@ -15,26 +15,8 @@ #include <linux/sched.h> #include <linux/signal.h> #include <asm/processor.h> -#include <asm/user.h> -#include <asm/io.h> -#include <asm/fpu.h> -/* - * Initially load the FPU with signalling NANS. This bit pattern - * has the property that no matter whether considered as single or as - * double precision, it still represents a signalling NAN. - */ -#define sNAN64 0xFFFFFFFFFFFFFFFFULL -#define sNAN32 0xFFFFFFFFUL - -static union sh_fpu_union init_fpuregs = { - .hard = { - .fp_regs = { [0 ... 63] = sNAN32 }, - .fpscr = FPSCR_INIT - } -}; - -void save_fpu(struct task_struct *tsk, struct pt_regs *regs) +void save_fpu(struct task_struct *tsk) { asm volatile("fst.p %0, (0*8), fp0\n\t" "fst.p %0, (1*8), fp2\n\t" @@ -72,12 +54,11 @@ void save_fpu(struct task_struct *tsk, struct pt_regs *regs) "fgetscr fr63\n\t" "fst.s %0, (32*8), fr63\n\t" : /* no output */ - : "r" (&tsk->thread.fpu.hard) + : "r" (&tsk->thread.xstate->hardfpu) : "memory"); } -static inline void -fpload(struct sh_fpu_hard_struct *fpregs) +void restore_fpu(struct task_struct *tsk) { asm volatile("fld.p %0, (0*8), fp0\n\t" "fld.p %0, (1*8), fp2\n\t" @@ -116,16 +97,11 @@ fpload(struct sh_fpu_hard_struct *fpregs) "fld.p %0, (31*8), fp62\n\t" : /* no output */ - : "r" (fpregs) ); -} - -void fpinit(struct sh_fpu_hard_struct *fpregs) -{ - *fpregs = init_fpuregs.hard; + : "r" (&tsk->thread.xstate->hardfpu) + : "memory"); } -asmlinkage void -do_fpu_error(unsigned long ex, struct pt_regs *regs) +asmlinkage void do_fpu_error(unsigned long ex, struct pt_regs *regs) { struct task_struct *tsk = current; @@ -133,35 +109,6 @@ do_fpu_error(unsigned long ex, struct pt_regs *regs) tsk->thread.trap_no = 11; tsk->thread.error_code = 0; - force_sig(SIGFPE, tsk); -} - - -asmlinkage void -do_fpu_state_restore(unsigned long ex, struct pt_regs *regs) -{ - void die(const char *str, struct pt_regs *regs, long err); - - if (! user_mode(regs)) - die("FPU used in kernel", regs, ex); - regs->sr &= ~SR_FD; - - if (last_task_used_math == current) - return; - - enable_fpu(); - if (last_task_used_math != NULL) - /* Other processes fpu state, save away */ - save_fpu(last_task_used_math, regs); - - last_task_used_math = current; - if (used_math()) { - fpload(¤t->thread.fpu.hard); - } else { - /* First time FPU user. */ - fpload(&init_fpuregs.hard); - set_used_math(); - } - disable_fpu(); + force_sig(SIGFPE, tsk); } diff --git a/arch/sh/kernel/cpu/sh5/probe.c b/arch/sh/kernel/cpu/sh5/probe.c index 92ad844b5c12..9e882409e4e9 100644 --- a/arch/sh/kernel/cpu/sh5/probe.c +++ b/arch/sh/kernel/cpu/sh5/probe.c @@ -17,7 +17,7 @@ #include <asm/cache.h> #include <asm/tlb.h> -int __init detect_cpu_and_cache_system(void) +void __cpuinit cpu_probe(void) { unsigned long long cir; @@ -34,6 +34,8 @@ int __init detect_cpu_and_cache_system(void) /* CPU.VCR aliased at CIR address on SH5-101 */ boot_cpu_data.type = CPU_SH5_101; + boot_cpu_data.family = CPU_FAMILY_SH5; + /* * First, setup some sane values for the I-cache. */ @@ -70,6 +72,4 @@ int __init detect_cpu_and_cache_system(void) /* Setup some I/D TLB defaults */ sh64_tlb_init(); - - return 0; } diff --git a/arch/sh/kernel/cpu/sh5/setup-sh5.c b/arch/sh/kernel/cpu/sh5/setup-sh5.c index 72aa86ec7446..18419f1de963 100644 --- a/arch/sh/kernel/cpu/sh5/setup-sh5.c +++ b/arch/sh/kernel/cpu/sh5/setup-sh5.c @@ -16,24 +16,20 @@ #include <linux/sh_timer.h> #include <asm/addrspace.h> -static struct plat_sci_port sci_platform_data[] = { - { - .mapbase = PHYS_PERIPHERAL_BLOCK + 0x01030000, - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, - .type = PORT_SCIF, - .irqs = { 39, 40, 42, 0 }, - }, { - .flags = 0, - } +static struct plat_sci_port scif0_platform_data = { + .mapbase = PHYS_PERIPHERAL_BLOCK + 0x01030000, + .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = { 39, 40, 42, 0 }, }; -static struct platform_device sci_device = { +static struct platform_device scif0_device = { .name = "sh-sci", - .id = -1, + .id = 0, .dev = { - .platform_data = sci_platform_data, + .platform_data = &scif0_platform_data, }, }; @@ -74,16 +70,13 @@ static struct platform_device rtc_device = { #define TMU2_BASE (TMU_BASE + 0x8 + (0xc * 0x2)) static struct sh_timer_config tmu0_platform_data = { - .name = "TMU0", .channel_offset = 0x04, .timer_bit = 0, - .clk = "peripheral_clk", .clockevent_rating = 200, }; static struct resource tmu0_resources[] = { [0] = { - .name = "TMU0", .start = TMU0_BASE, .end = TMU0_BASE + 0xc - 1, .flags = IORESOURCE_MEM, @@ -105,16 +98,13 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .name = "TMU1", .channel_offset = 0x10, .timer_bit = 1, - .clk = "peripheral_clk", .clocksource_rating = 200, }; static struct resource tmu1_resources[] = { [0] = { - .name = "TMU1", .start = TMU1_BASE, .end = TMU1_BASE + 0xc - 1, .flags = IORESOURCE_MEM, @@ -136,15 +126,12 @@ static struct platform_device tmu1_device = { }; static struct sh_timer_config tmu2_platform_data = { - .name = "TMU2", .channel_offset = 0x1c, .timer_bit = 2, - .clk = "peripheral_clk", }; static struct resource tmu2_resources[] = { [0] = { - .name = "TMU2", .start = TMU2_BASE, .end = TMU2_BASE + 0xc - 1, .flags = IORESOURCE_MEM, @@ -166,13 +153,13 @@ static struct platform_device tmu2_device = { }; static struct platform_device *sh5_early_devices[] __initdata = { + &scif0_device, &tmu0_device, &tmu1_device, &tmu2_device, }; static struct platform_device *sh5_devices[] __initdata = { - &sci_device, &rtc_device, }; @@ -188,7 +175,7 @@ static int __init sh5_devices_setup(void) return platform_add_devices(sh5_devices, ARRAY_SIZE(sh5_devices)); } -__initcall(sh5_devices_setup); +arch_initcall(sh5_devices_setup); void __init plat_early_device_setup(void) { |