diff options
Diffstat (limited to 'firmware/Makefile')
| -rw-r--r-- | firmware/Makefile | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/firmware/Makefile b/firmware/Makefile new file mode 100644 index 000000000000..9fe86041f86e --- /dev/null +++ b/firmware/Makefile @@ -0,0 +1,175 @@ +# +# kbuild file for firmware/ +# + +# Create $(fwabs) from $(CONFIG_EXTRA_FIRMWARE_DIR) -- if it doesn't have a +# leading /, it's relative to $(srctree). +fwdir := $(subst ",,$(CONFIG_EXTRA_FIRMWARE_DIR)) +fwabs := $(addprefix $(srctree)/,$(filter-out /%,$(fwdir)))$(filter /%,$(fwdir)) + +fw-external-y := $(subst ",,$(CONFIG_EXTRA_FIRMWARE)) + +# There are three cases to care about: +# 1. Building kernel with CONFIG_FIRMWARE_IN_KERNEL=y -- $(fw-shipped-y) should +# include the firmware files to include, according to .config +# 2. 'make modules_install', which will install firmware for modules, and +# _also_ for the in-kernel drivers when CONFIG_FIRMWARE_IN_KERNEL=n +# 3. 'make firmware_install', which installs all firmware, unconditionally. + +# For the former two cases we want $(fw-shipped-y) and $(fw-shipped-m) to be +# accurate. In the latter case it doesn't matter -- it'll use $(fw-shipped-all). +# But be aware that the config file might not be included at all. + +fw-shipped-$(CONFIG_ATARI_DSP56K) += dsp56k/bootstrap.bin +fw-shipped-$(CONFIG_ATM_AMBASSADOR) += atmsar11.fw +fw-shipped-$(CONFIG_COMPUTONE) += intelliport2.bin +fw-shipped-$(CONFIG_DVB_TTUSB_BUDGET) += ttusb-budget/dspbootcode.bin +fw-shipped-$(CONFIG_SMCTR) += tr_smctr.bin +fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp +fw-shipped-$(CONFIG_SND_MAESTRO3) += ess/maestro3_assp_kernel.fw \ + ess/maestro3_assp_minisrc.fw +fw-shipped-$(CONFIG_SND_SB16_CSP) += sb16/mulaw_main.csp sb16/alaw_main.csp \ + sb16/ima_adpcm_init.csp \ + sb16/ima_adpcm_playback.csp \ + sb16/ima_adpcm_capture.csp +fw-shipped-$(CONFIG_SND_YMFPCI) += yamaha/ds1_ctrl.fw yamaha/ds1_dsp.fw \ + yamaha/ds1e_ctrl.fw +fw-shipped-$(CONFIG_USB_DABUSB) += dabusb/firmware.fw dabusb/bitstream.bin +fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \ + emi26/bitstream.fw +fw-shipped-$(CONFIG_USB_EMI62) += emi62/loader.fw emi62/bitstream.fw \ + emi62/spdif.fw emi62/midi.fw +fw-shipped-$(CONFIG_USB_KAWETH) += kaweth/new_code.bin kaweth/trigger_code.bin \ + kaweth/new_code_fix.bin \ + kaweth/trigger_code_fix.bin +ifdef CONFIG_FIRMWARE_IN_KERNEL +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_MPR) += keyspan/mpr.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA18X) += keyspan/usa18x.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19) += keyspan/usa19.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QI) += keyspan/usa19qi.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QW) += keyspan/usa19qw.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19W) += keyspan/usa19w.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28) += keyspan/usa28.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XA) += keyspan/usa28xa.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XB) += keyspan/usa28xb.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28X) += keyspan/usa28x.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49W) += keyspan/usa49w.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49WLC) += keyspan/usa49wlc.fw +else +fw-shipped- += keyspan/mpr.fw keyspan/usa18x.fw keyspan/usa19.fw \ + keyspan/usa19qi.fw keyspan/usa19qw.fw keyspan/usa19w.fw \ + keyspan/usa28.fw keyspan/usa28xa.fw keyspan/usa28xb.fw \ + keyspan/usa28x.fw keyspan/usa49w.fw keyspan/usa49wlc.fw +endif +fw-shipped-$(CONFIG_USB_SERIAL_TI) += ti_3410.fw ti_5052.fw +fw-shipped-$(CONFIG_USB_SERIAL_EDGEPORT) += edgeport/boot.fw edgeport/boot2.fw \ + edgeport/down.fw edgeport/down2.fw +fw-shipped-$(CONFIG_USB_SERIAL_EDGEPORT_TI) += edgeport/down3.bin +fw-shipped-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat_loader.fw whiteheat.fw \ + # whiteheat_loader_debug.fw +fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_PDA) += keyspan_pda/keyspan_pda.fw +fw-shipped-$(CONFIG_USB_SERIAL_XIRCOM) += keyspan_pda/xircom_pgs.fw +fw-shipped-$(CONFIG_USB_VICAM) += vicam/firmware.fw +fw-shipped-$(CONFIG_VIDEO_CPIA2) += cpia2/stv0672_vp4.bin + +fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-) + +# Directories which we _might_ need to create, so we have a rule for them. +firmware-dirs := $(sort $(patsubst %,$(objtree)/$(obj)/%/,$(dir $(fw-external-y) $(fw-shipped-all)))) + +quiet_cmd_mkdir = MKDIR $(patsubst $(objtree)/%,%,$@) + cmd_mkdir = mkdir -p $@ + +quiet_cmd_ihex = IHEX $@ + cmd_ihex = $(OBJCOPY) -Iihex -Obinary $< $@ + +quiet_cmd_ihex2fw = IHEX2FW $@ + cmd_ihex2fw = $(objtree)/$(obj)/ihex2fw $< $@ + +quiet_cmd_h16tofw = H16TOFW $@ + cmd_h16tofw = $(objtree)/$(obj)/ihex2fw -w $< $@ + +quiet_cmd_fwbin = MK_FW $@ + cmd_fwbin = FWNAME="$(patsubst firmware/%.gen.S,%,$@)"; \ + FWSTR="$(subst /,_,$(subst .,_,$(subst -,_,$(patsubst \ + firmware/%.gen.S,%,$@))))"; \ + ASM_WORD=$(if $(CONFIG_64BIT),.quad,.long); \ + ASM_ALIGN=$(if $(CONFIG_64BIT),3,2); \ + PROGBITS=$(if $(CONFIG_ARM),%,@)progbits; \ + echo "/* Generated by firmware/Makefile */" > $@;\ + echo " .section .rodata" >>$@;\ + echo " .p2align $${ASM_ALIGN}" >>$@;\ + echo "_fw_$${FWSTR}_bin:" >>$@;\ + echo " .incbin \"$(2)\"" >>$@;\ + echo "_fw_end:" >>$@;\ + echo " .section .rodata.str,\"aMS\",$${PROGBITS},1" >>$@;\ + echo " .p2align $${ASM_ALIGN}" >>$@;\ + echo "_fw_$${FWSTR}_name:" >>$@;\ + echo " .string \"$$FWNAME\"" >>$@;\ + echo " .section .builtin_fw,\"a\",$${PROGBITS}" >>$@;\ + echo " .p2align $${ASM_ALIGN}" >>$@;\ + echo " $${ASM_WORD} _fw_$${FWSTR}_name" >>$@;\ + echo " $${ASM_WORD} _fw_$${FWSTR}_bin" >>$@;\ + echo " $${ASM_WORD} _fw_end - _fw_$${FWSTR}_bin" >>$@; + +# One of these files will change, or come into existence, whenever +# the configuration changes between 32-bit and 64-bit. The .S files +# need to change when that happens. +wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \ + include/config/ppc32.h include/config/ppc64.h \ + include/config/superh32.h include/config/superh64.h \ + include/config/x86_32.h include/config/x86_64.h) + +# Workaround for make < 3.81, where .SECONDEXPANSION doesn't work. +# It'll end up depending on these targets, so make them a PHONY rule which +# depends on _all_ the directories in $(firmware-dirs), and it'll work out OK. +PHONY += $(objtree)/$$(%) $(objtree)/$(obj)/$$(%) +$(objtree)/$$(%) $(objtree)/$(obj)/$$(%): $(firmware-dirs) + @true + +# For the $$(dir %) trick, where we need % to be expanded first. +.SECONDEXPANSION: + +$(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps) \ + | $(objtree)/$$(dir %) + $(call cmd,fwbin,$(patsubst %.gen.S,%,$@)) +$(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \ + include/config/extra/firmware/dir.h | $(objtree)/$$(dir %) + $(call cmd,fwbin,$(fwabs)/$(patsubst $(obj)/%.gen.S,%,$@)) + +# The .o files depend on the binaries directly; the .S files don't. +$(patsubst %,$(obj)/%.gen.o, $(fw-shipped-y)): %.gen.o: % +$(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/% + +# .ihex is used just as a simple way to hold binary files in a source tree +# where binaries are frowned upon. They are directly converted with objcopy. +$(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %) + $(call cmd,ihex) + +# .HEX is also Intel HEX, but where the offset and length in each record +# is actually meaningful, because the firmware has to be loaded in a certain +# order rather than as a single binary blob. Thus, we convert them into our +# more compact binary representation of ihex records (<linux/ihex.h>) +$(obj)/%.fw: $(obj)/%.HEX $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %) + $(call cmd,ihex2fw) + +# .H16 is our own modified form of Intel HEX, with 16-bit length for records. +$(obj)/%.fw: $(obj)/%.H16 $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %) + $(call cmd,h16tofw) + +$(firmware-dirs): + $(call cmd,mkdir) + +obj-y += $(patsubst %,%.gen.o, $(fw-external-y)) +obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y)) + +# Remove .S files and binaries created from ihex +# (during 'make clean' .config isn't included so they're all in $(fw-shipped-)) +targets := $(fw-shipped-) $(patsubst $(obj)/%,%, \ + $(shell find $(obj) -name \*.gen.S 2>/dev/null)) + +# Without this, built-in.o won't be created when it's empty, and the +# final vmlinux link will fail. +obj-n := dummy + +hostprogs-y := ihex2fw |