[mirror_ubuntu-artful-kernel.git] / firmware / Makefile

#
# 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 $(quote),,$(CONFIG_EXTRA_FIRMWARE_DIR))
fwabs := $(addprefix $(srctree)/,$(filter-out /%,$(fwdir)))$(filter /%,$(fwdir))

fw-external-y := $(subst $(quote),,$(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.

ifdef CONFIG_ACENIC_OMIT_TIGON_I
acenic-objs := acenic/tg2.bin
fw-shipped- += acenic/tg1.bin
else
acenic-objs := acenic/tg1.bin acenic/tg2.bin
endif
fw-shipped-$(CONFIG_ACENIC) += $(acenic-objs)
fw-shipped-$(CONFIG_ATARI_DSP56K) += dsp56k/bootstrap.bin
fw-shipped-$(CONFIG_BNX2X) += bnx2x/bnx2x-e1-7.2.51.0.fw \
			      bnx2x/bnx2x-e1h-7.2.51.0.fw \
			      bnx2x/bnx2x-e2-7.2.51.0.fw
fw-shipped-$(CONFIG_BNX2) += 	bnx2/bnx2-mips-09-6.2.1b.fw \
				bnx2/bnx2-rv2p-06-6.0.15.fw \
				bnx2/bnx2-mips-06-6.2.3.fw \
				bnx2/bnx2-rv2p-09-6.0.17.fw \
				bnx2/bnx2-rv2p-09ax-6.0.17.fw
fw-shipped-$(CONFIG_CASSINI) += sun/cassini.bin
fw-shipped-$(CONFIG_DRM_RADEON) += radeon/R100_cp.bin radeon/R200_cp.bin \
				   radeon/R300_cp.bin radeon/R420_cp.bin \
				   radeon/RS690_cp.bin radeon/RS600_cp.bin \
				   radeon/R520_cp.bin \
				   radeon/R600_pfp.bin radeon/R600_me.bin \
				   radeon/RV610_pfp.bin radeon/RV610_me.bin \
				   radeon/RV630_pfp.bin radeon/RV630_me.bin \
				   radeon/RV620_pfp.bin radeon/RV620_me.bin \
				   radeon/RV635_pfp.bin radeon/RV635_me.bin \
				   radeon/RV670_pfp.bin radeon/RV670_me.bin \
				   radeon/RS780_pfp.bin radeon/RS780_me.bin \
				   radeon/RV770_pfp.bin radeon/RV770_me.bin \
				   radeon/RV730_pfp.bin radeon/RV730_me.bin \
				   radeon/RV710_pfp.bin radeon/RV710_me.bin
fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \
			     e100/d102e_ucode.bin
fw-shipped-$(CONFIG_PCMCIA_PCNET) += 
				     
fw-shipped-$(CONFIG_PCMCIA_3C589) += 
fw-shipped-$(CONFIG_PCMCIA_3C574) += 
fw-shipped-$(CONFIG_SERIAL_8250_CS) +=
				       
fw-shipped-$(CONFIG_SCSI_QLOGIC_1280) += qlogic/1040.bin qlogic/1280.bin \
					 qlogic/12160.bin
fw-shipped-$(CONFIG_SCSI_QLOGICPTI) += qlogic/isp1000.bin
fw-shipped-$(CONFIG_INFINIBAND_QIB) += qlogic/sd7220.fw
fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp
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_WAVEFRONT) += yamaha/yss225_registers.bin
fw-shipped-$(CONFIG_TIGON3) += tigon/tg3.bin tigon/tg3_tso.bin \
			       tigon/tg3_tso5.bin
fw-shipped-$(CONFIG_TYPHOON) += 3com/typhoon.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
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-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat_loader.fw whiteheat.fw \
					   # whiteheat_loader_debug.fw
fw-shipped-$(CONFIG_USB_VICAM) += vicam/firmware.fw

fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-)

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 \
		firmware/Makefile)

$(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps)
	$(call cmd,fwbin,$(patsubst %.gen.S,%,$@))
$(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \
		include/config/extra/firmware/dir.h
	$(call cmd,fwbin,$(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
	$(call cmd,ihex)

# Don't depend on ihex2fw if we're installing and it already exists.
# Putting it after | in the dependencies doesn't seem sufficient when
# we're installing after a cross-compile, because ihex2fw has dependencies
# on stuff like /usr/lib/gcc/ppc64-redhat-linux/4.3.0/include/stddef.h and 
# thus wants to be rebuilt. Which it can't be, if the prebuilt kernel tree
# is exported read-only for someone to run 'make install'.
ifeq ($(INSTALL):$(wildcard $(obj)/ihex2fw),install:$(obj)/ihex2fw)
ihex2fw_dep :=
else
ihex2fw_dep := $(obj)/ihex2fw
endif

# .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 $(ihex2fw_dep)
	$(call cmd,ihex2fw)

# .H16 is our own modified form of Intel HEX, with 16-bit length for records.
$(obj)/%.fw: $(obj)/%.H16 $(ihex2fw_dep)
	$(call cmd,h16tofw)

obj-y				 += $(patsubst %,%.gen.o, $(fw-external-y))
obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y))

ifeq ($(KBUILD_SRC),)
# Makefile.build only creates subdirectories for O= builds, but external
# firmware might live outside the kernel source tree
_dummy := $(foreach d,$(addprefix $(obj)/,$(dir $(fw-external-y))), $(shell [ -d $(d) ] || mkdir -p $(d)))
endif

# 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- := dummy

hostprogs-y := ihex2fw
Commit	Line	Data
4d2acfbf DW	1	#
	2	# kbuild file for firmware/
	3	#
	4
	5	# Create $(fwabs) from $(CONFIG_EXTRA_FIRMWARE_DIR) -- if it doesn't have a
	6	# leading /, it's relative to $(srctree).
fb916b42	7	fwdir := $(subst $(quote),,$(CONFIG_EXTRA_FIRMWARE_DIR))
4d2acfbf DW	8	fwabs := $(addprefix $(srctree)/,$(filter-out /%,$(fwdir)))$(filter /%,$(fwdir))
4d2acfbf DW	9
fb916b42	10	fw-external-y := $(subst $(quote),,$(CONFIG_EXTRA_FIRMWARE))
4d2acfbf	11
88ecf814 DW	12	# There are three cases to care about:
	13	# 1. Building kernel with CONFIG_FIRMWARE_IN_KERNEL=y -- $(fw-shipped-y) should
	14	# include the firmware files to include, according to .config
	15	# 2. 'make modules_install', which will install firmware for modules, and
	16	# _also_ for the in-kernel drivers when CONFIG_FIRMWARE_IN_KERNEL=n
	17	# 3. 'make firmware_install', which installs all firmware, unconditionally.
d172e7f5	18
88ecf814 DW	19	# For the former two cases we want $(fw-shipped-y) and $(fw-shipped-m) to be
	20	# accurate. In the latter case it doesn't matter -- it'll use $(fw-shipped-all).
	21	# But be aware that the config file might not be included at all.
	22
949b4254 JS	23	ifdef CONFIG_ACENIC_OMIT_TIGON_I
	24	acenic-objs := acenic/tg2.bin
	25	fw-shipped- += acenic/tg1.bin
	26	else
	27	acenic-objs := acenic/tg1.bin acenic/tg2.bin
	28	endif
	29	fw-shipped-$(CONFIG_ACENIC) += $(acenic-objs)
7f127d5e	30	fw-shipped-$(CONFIG_ATARI_DSP56K) += dsp56k/bootstrap.bin
c2601d9d TG	31	fw-shipped-$(CONFIG_BNX2X) += bnx2x/bnx2x-e1-7.2.51.0.fw \
	32	bnx2x/bnx2x-e1h-7.2.51.0.fw \
	33	bnx2x/bnx2x-e2-7.2.51.0.fw
c72b2dd7 TG	34	fw-shipped-$(CONFIG_BNX2) += bnx2/bnx2-mips-09-6.2.1b.fw \
	35	bnx2/bnx2-rv2p-06-6.0.15.fw \
	36	bnx2/bnx2-mips-06-6.2.3.fw \
	37	bnx2/bnx2-rv2p-09-6.0.17.fw \
	38	bnx2/bnx2-rv2p-09ax-6.0.17.fw
fcaa4066	39	fw-shipped-$(CONFIG_CASSINI) += sun/cassini.bin
70967ab9 BH	40	fw-shipped-$(CONFIG_DRM_RADEON) += radeon/R100_cp.bin radeon/R200_cp.bin \
	41	radeon/R300_cp.bin radeon/R420_cp.bin \
	42	radeon/RS690_cp.bin radeon/RS600_cp.bin \
	43	radeon/R520_cp.bin \
	44	radeon/R600_pfp.bin radeon/R600_me.bin \
	45	radeon/RV610_pfp.bin radeon/RV610_me.bin \
	46	radeon/RV630_pfp.bin radeon/RV630_me.bin \
	47	radeon/RV620_pfp.bin radeon/RV620_me.bin \
	48	radeon/RV635_pfp.bin radeon/RV635_me.bin \
	49	radeon/RV670_pfp.bin radeon/RV670_me.bin \
	50	radeon/RS780_pfp.bin radeon/RS780_me.bin \
	51	radeon/RV770_pfp.bin radeon/RV770_me.bin \
	52	radeon/RV730_pfp.bin radeon/RV730_me.bin \
	53	radeon/RV710_pfp.bin radeon/RV710_me.bin
9ac32e1b JSR	54	fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \
9ac32e1b JSR	55	e100/d102e_ucode.bin
1774c122 TG	56	fw-shipped-$(CONFIG_PCMCIA_PCNET) +=
	57
	58	fw-shipped-$(CONFIG_PCMCIA_3C589) +=
	59	fw-shipped-$(CONFIG_PCMCIA_3C574) +=
	60	fw-shipped-$(CONFIG_SERIAL_8250_CS) +=
	61
1bfa11db JSR	62	fw-shipped-$(CONFIG_SCSI_QLOGIC_1280) += qlogic/1040.bin qlogic/1280.bin \
1bfa11db JSR	63	qlogic/12160.bin
f894e74d	64	fw-shipped-$(CONFIG_SCSI_QLOGICPTI) += qlogic/isp1000.bin
ff802e31	65	fw-shipped-$(CONFIG_INFINIBAND_QIB) += qlogic/sd7220.fw
76770664	66	fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp
d71792ac JS	67	fw-shipped-$(CONFIG_SND_SB16_CSP) += sb16/mulaw_main.csp sb16/alaw_main.csp \
	68	sb16/ima_adpcm_init.csp \
	69	sb16/ima_adpcm_playback.csp \
	70	sb16/ima_adpcm_capture.csp
7c7cae17	71	fw-shipped-$(CONFIG_SND_WAVEFRONT) += yamaha/yss225_registers.bin
077f849d JSR	72	fw-shipped-$(CONFIG_TIGON3) += tigon/tg3.bin tigon/tg3_tso.bin \
077f849d JSR	73	tigon/tg3_tso5.bin
b775a750	74	fw-shipped-$(CONFIG_TYPHOON) += 3com/typhoon.bin
ae93a55b DW	75	fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \
ae93a55b DW	76	emi26/bitstream.fw
b8e24bfa DW	77	fw-shipped-$(CONFIG_USB_EMI62) += emi62/loader.fw emi62/bitstream.fw \
b8e24bfa DW	78	emi62/spdif.fw emi62/midi.fw
2971c579 DW	79	ifdef CONFIG_FIRMWARE_IN_KERNEL
	80	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_MPR) += keyspan/mpr.fw
	81	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA18X) += keyspan/usa18x.fw
	82	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19) += keyspan/usa19.fw
	83	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QI) += keyspan/usa19qi.fw
	84	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QW) += keyspan/usa19qw.fw
	85	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19W) += keyspan/usa19w.fw
	86	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28) += keyspan/usa28.fw
	87	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XA) += keyspan/usa28xa.fw
	88	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XB) += keyspan/usa28xb.fw
	89	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28X) += keyspan/usa28x.fw
	90	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49W) += keyspan/usa49w.fw
	91	fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49WLC) += keyspan/usa49wlc.fw
	92	else
d25dc7fd	93	fw-shipped- += keyspan/mpr.fw keyspan/usa18x.fw keyspan/usa19.fw \
2971c579 DW	94	keyspan/usa19qi.fw keyspan/usa19qw.fw keyspan/usa19w.fw \
	95	keyspan/usa28.fw keyspan/usa28xa.fw keyspan/usa28xb.fw \
	96	keyspan/usa28x.fw keyspan/usa49w.fw keyspan/usa49wlc.fw
	97	endif
ec6752f5 DW	98	fw-shipped-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat_loader.fw whiteheat.fw \
ec6752f5 DW	99	# whiteheat_loader_debug.fw
fb54be87	100	fw-shipped-$(CONFIG_USB_VICAM) += vicam/firmware.fw
88ecf814 DW	101
	102	fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-)
	103
4d2acfbf DW	104	quiet_cmd_ihex = IHEX $@
	105	cmd_ihex = $(OBJCOPY) -Iihex -Obinary $< $@
	106
8bd6b222	107	quiet_cmd_ihex2fw = IHEX2FW $@
556b0f58	108	cmd_ihex2fw = $(objtree)/$(obj)/ihex2fw $< $@
8bd6b222	109
59890f74	110	quiet_cmd_h16tofw = H16TOFW $@
556b0f58	111	cmd_h16tofw = $(objtree)/$(obj)/ihex2fw -w $< $@
59890f74	112
4d2acfbf DW	113	quiet_cmd_fwbin = MK_FW $@
	114	cmd_fwbin = FWNAME="$(patsubst firmware/%.gen.S,%,$@)"; \
	115	FWSTR="$(subst /,_,$(subst .,_,$(subst -,_,$(patsubst \
	116	firmware/%.gen.S,%,$@))))"; \
	117	ASM_WORD=$(if $(CONFIG_64BIT),.quad,.long); \
	118	ASM_ALIGN=$(if $(CONFIG_64BIT),3,2); \
	119	PROGBITS=$(if $(CONFIG_ARM),%,@)progbits; \
	120	echo "/* Generated by firmware/Makefile */" > $@;\
	121	echo " .section .rodata" >>$@;\
	122	echo " .p2align $${ASM_ALIGN}" >>$@;\
	123	echo "_fw_$${FWSTR}_bin:" >>$@;\
	124	echo " .incbin \"$(2)\"" >>$@;\
	125	echo "_fw_end:" >>$@;\
	126	echo " .section .rodata.str,\"aMS\",$${PROGBITS},1" >>$@;\
	127	echo " .p2align $${ASM_ALIGN}" >>$@;\
	128	echo "_fw_$${FWSTR}_name:" >>$@;\
	129	echo " .string \"$$FWNAME\"" >>$@;\
	130	echo " .section .builtin_fw,\"a\",$${PROGBITS}" >>$@;\
	131	echo " .p2align $${ASM_ALIGN}" >>$@;\
	132	echo " $${ASM_WORD} _fw_$${FWSTR}_name" >>$@;\
	133	echo " $${ASM_WORD} _fw_$${FWSTR}_bin" >>$@;\
	134	echo " $${ASM_WORD} _fw_end - _fw_$${FWSTR}_bin" >>$@;
	135
	136	# One of these files will change, or come into existence, whenever
	137	# the configuration changes between 32-bit and 64-bit. The .S files
	138	# need to change when that happens.
	139	wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \
	140	include/config/ppc32.h include/config/ppc64.h \
	141	include/config/superh32.h include/config/superh64.h \
0cd5246b LR	142	include/config/x86_32.h include/config/x86_64.h \
0cd5246b LR	143	firmware/Makefile)
4d2acfbf	144
5180d5f4	145	$(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps)
4d2acfbf DW	146	$(call cmd,fwbin,$(patsubst %.gen.S,%,$@))
4d2acfbf DW	147	$(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \
5180d5f4	148	include/config/extra/firmware/dir.h
4d2acfbf DW	149	$(call cmd,fwbin,$(fwabs)/$(patsubst $(obj)/%.gen.S,%,$@))
	150
	151	# The .o files depend on the binaries directly; the .S files don't.
	152	$(patsubst %,$(obj)/%.gen.o, $(fw-shipped-y)): %.gen.o: %
	153	$(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/%
	154
8bd6b222 DW	155	# .ihex is used just as a simple way to hold binary files in a source tree
8bd6b222 DW	156	# where binaries are frowned upon. They are directly converted with objcopy.
5180d5f4	157	$(obj)/%: $(obj)/%.ihex
4d2acfbf DW	158	$(call cmd,ihex)
4d2acfbf DW	159
4528e429 DW	160	# Don't depend on ihex2fw if we're installing and it already exists.
	161	# Putting it after \| in the dependencies doesn't seem sufficient when
	162	# we're installing after a cross-compile, because ihex2fw has dependencies
	163	# on stuff like /usr/lib/gcc/ppc64-redhat-linux/4.3.0/include/stddef.h and
	164	# thus wants to be rebuilt. Which it can't be, if the prebuilt kernel tree
	165	# is exported read-only for someone to run 'make install'.
	166	ifeq ($(INSTALL):$(wildcard $(obj)/ihex2fw),install:$(obj)/ihex2fw)
	167	ihex2fw_dep :=
	168	else
	169	ihex2fw_dep := $(obj)/ihex2fw
	170	endif
	171
8bd6b222 DW	172	# .HEX is also Intel HEX, but where the offset and length in each record
	173	# is actually meaningful, because the firmware has to be loaded in a certain
	174	# order rather than as a single binary blob. Thus, we convert them into our
	175	# more compact binary representation of ihex records (<linux/ihex.h>)
5180d5f4	176	$(obj)/%.fw: $(obj)/%.HEX $(ihex2fw_dep)
8bd6b222 DW	177	$(call cmd,ihex2fw)
8bd6b222 DW	178
59890f74	179	# .H16 is our own modified form of Intel HEX, with 16-bit length for records.
5180d5f4	180	$(obj)/%.fw: $(obj)/%.H16 $(ihex2fw_dep)
59890f74 DW	181	$(call cmd,h16tofw)
59890f74 DW	182
88ecf814 DW	183	obj-y += $(patsubst %,%.gen.o, $(fw-external-y))
88ecf814 DW	184	obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y))
4d2acfbf	185
dd5a6752 MM	186	ifeq ($(KBUILD_SRC),)
	187	# Makefile.build only creates subdirectories for O= builds, but external
	188	# firmware might live outside the kernel source tree
	189	_dummy := $(foreach d,$(addprefix $(obj)/,$(dir $(fw-external-y))), $(shell [ -d $(d) ] \|\| mkdir -p $(d)))
	190	endif
	191
4d2acfbf DW	192	# Remove .S files and binaries created from ihex
	193	# (during 'make clean' .config isn't included so they're all in $(fw-shipped-))
	194	targets := $(fw-shipped-) $(patsubst $(obj)/%,%, \
	195	$(shell find $(obj) -name \*.gen.S 2>/dev/null))
	196
	197	# Without this, built-in.o won't be created when it's empty, and the
	198	# final vmlinux link will fail.
a4954fd7	199	obj- := dummy
556b0f58 DW	200
556b0f58 DW	201	hostprogs-y := ihex2fw