2 # kbuild file for firmware/
5 # Create $(fwabs) from $(CONFIG_EXTRA_FIRMWARE_DIR) -- if it doesn't have a
6 # leading /, it's relative to $(srctree).
7 fwdir := $(subst ",,$(CONFIG_EXTRA_FIRMWARE_DIR))
8 fwabs := $(addprefix $(srctree)/,$(filter-out /%,$(fwdir)))$(filter /%,$(fwdir))
10 fw-external-y := $(subst ",,$(CONFIG_EXTRA_FIRMWARE))
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.
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 $(fw-shipped-all).
21 # But be aware that the config file might not be included at all.
23 ifdef CONFIG_ACENIC_OMIT_TIGON_I
24 acenic-objs := acenic/tg2.bin
25 fw-shipped- += acenic/tg1.bin
27 acenic-objs := acenic/tg1.bin acenic/tg2.bin
29 fw-shipped-$(CONFIG_ACENIC) += $(acenic-objs)
30 fw-shipped-$(CONFIG_ADAPTEC_STARFIRE) += adaptec/starfire_rx.bin \
31 adaptec/starfire_tx.bin
32 fw-shipped-$(CONFIG_ATARI_DSP56K) += dsp56k/bootstrap.bin
33 fw-shipped-$(CONFIG_ATM_AMBASSADOR) += atmsar11.fw
34 fw-shipped-$(CONFIG_CASSINI) += sun/cassini.bin
35 fw-shipped-$(CONFIG_COMPUTONE) += intelliport2.bin
36 fw-shipped-$(CONFIG_CHELSIO_T3) += cxgb3/t3b_psram-1.1.0.bin \
37 cxgb3/t3c_psram-1.1.0.bin \
39 fw-shipped-$(CONFIG_DVB_TTUSB_BUDGET) += ttusb-budget/dspbootcode.bin
40 fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \
42 fw-shipped-$(CONFIG_SMCTR) += tr_smctr.bin
43 fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp
44 fw-shipped-$(CONFIG_SND_MAESTRO3) += ess/maestro3_assp_kernel.fw \
45 ess/maestro3_assp_minisrc.fw
46 fw-shipped-$(CONFIG_SND_SB16_CSP) += sb16/mulaw_main.csp sb16/alaw_main.csp \
47 sb16/ima_adpcm_init.csp \
48 sb16/ima_adpcm_playback.csp \
49 sb16/ima_adpcm_capture.csp
50 fw-shipped-$(CONFIG_SND_YMFPCI) += yamaha/ds1_ctrl.fw yamaha/ds1_dsp.fw \
52 fw-shipped-$(CONFIG_TIGON3) += tigon/tg3.bin tigon/tg3_tso.bin \
54 fw-shipped-$(CONFIG_USB_DABUSB) += dabusb/firmware.fw dabusb/bitstream.bin
55 fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \
57 fw-shipped-$(CONFIG_USB_EMI62) += emi62/loader.fw emi62/bitstream.fw \
58 emi62/spdif.fw emi62/midi.fw
59 fw-shipped-$(CONFIG_USB_KAWETH) += kaweth/new_code.bin kaweth/trigger_code.bin \
60 kaweth/new_code_fix.bin \
61 kaweth/trigger_code_fix.bin
62 ifdef CONFIG_FIRMWARE_IN_KERNEL
63 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_MPR) += keyspan/mpr.fw
64 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA18X) += keyspan/usa18x.fw
65 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19) += keyspan/usa19.fw
66 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QI) += keyspan/usa19qi.fw
67 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QW) += keyspan/usa19qw.fw
68 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19W) += keyspan/usa19w.fw
69 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28) += keyspan/usa28.fw
70 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XA) += keyspan/usa28xa.fw
71 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XB) += keyspan/usa28xb.fw
72 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28X) += keyspan/usa28x.fw
73 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49W) += keyspan/usa49w.fw
74 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49WLC) += keyspan/usa49wlc.fw
76 fw-shipped- += keyspan/mpr.fw keyspan/usa18x.fw keyspan/usa19.fw \
77 keyspan/usa19qi.fw keyspan/usa19qw.fw keyspan/usa19w.fw \
78 keyspan/usa28.fw keyspan/usa28xa.fw keyspan/usa28xb.fw \
79 keyspan/usa28x.fw keyspan/usa49w.fw keyspan/usa49wlc.fw
81 fw-shipped-$(CONFIG_USB_SERIAL_TI) += ti_3410.fw ti_5052.fw \
82 mts_cdma.fw mts_gsm.fw mts_edge.fw
83 fw-shipped-$(CONFIG_USB_SERIAL_EDGEPORT) += edgeport/boot.fw edgeport/boot2.fw \
84 edgeport/down.fw edgeport/down2.fw
85 fw-shipped-$(CONFIG_USB_SERIAL_EDGEPORT_TI) += edgeport/down3.bin
86 fw-shipped-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat_loader.fw whiteheat.fw \
87 # whiteheat_loader_debug.fw
88 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_PDA) += keyspan_pda/keyspan_pda.fw
89 fw-shipped-$(CONFIG_USB_SERIAL_XIRCOM) += keyspan_pda/xircom_pgs.fw
90 fw-shipped-$(CONFIG_USB_VICAM) += vicam/firmware.fw
91 fw-shipped-$(CONFIG_VIDEO_CPIA2) += cpia2/stv0672_vp4.bin
93 fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-)
95 # Directories which we _might_ need to create, so we have a rule for them.
96 firmware-dirs := $(sort $(patsubst %,$(objtree)/$(obj)/%/,$(dir $(fw-external-y) $(fw-shipped-all))))
98 quiet_cmd_mkdir = MKDIR $(patsubst $(objtree)/%,%,$@)
99 cmd_mkdir = mkdir -p $@
101 quiet_cmd_ihex = IHEX $@
102 cmd_ihex = $(OBJCOPY) -Iihex -Obinary $< $@
104 quiet_cmd_ihex2fw = IHEX2FW $@
105 cmd_ihex2fw = $(objtree)/scripts/ihex2fw $< $@
107 quiet_cmd_h16tofw = H16TOFW $@
108 cmd_h16tofw = $(objtree)/scripts/ihex2fw -w $< $@
110 quiet_cmd_fwbin = MK_FW $@
111 cmd_fwbin = FWNAME="$(patsubst firmware/%.gen.S,%,$@)"; \
112 FWSTR="$(subst /,_,$(subst .,_,$(subst -,_,$(patsubst \
113 firmware/%.gen.S,%,$@))))"; \
114 ASM_WORD=$(if $(CONFIG_64BIT),.quad,.long); \
115 ASM_ALIGN=$(if $(CONFIG_64BIT),3,2); \
116 PROGBITS=$(if $(CONFIG_ARM),%,@)progbits; \
117 echo "/* Generated by firmware/Makefile */" > $@;\
118 echo " .section .rodata" >>$@;\
119 echo " .p2align $${ASM_ALIGN}" >>$@;\
120 echo "_fw_$${FWSTR}_bin:" >>$@;\
121 echo " .incbin \"$(2)\"" >>$@;\
122 echo "_fw_end:" >>$@;\
123 echo " .section .rodata.str,\"aMS\",$${PROGBITS},1" >>$@;\
124 echo " .p2align $${ASM_ALIGN}" >>$@;\
125 echo "_fw_$${FWSTR}_name:" >>$@;\
126 echo " .string \"$$FWNAME\"" >>$@;\
127 echo " .section .builtin_fw,\"a\",$${PROGBITS}" >>$@;\
128 echo " .p2align $${ASM_ALIGN}" >>$@;\
129 echo " $${ASM_WORD} _fw_$${FWSTR}_name" >>$@;\
130 echo " $${ASM_WORD} _fw_$${FWSTR}_bin" >>$@;\
131 echo " $${ASM_WORD} _fw_end - _fw_$${FWSTR}_bin" >>$@;
133 # One of these files will change, or come into existence, whenever
134 # the configuration changes between 32-bit and 64-bit. The .S files
135 # need to change when that happens.
136 wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \
137 include/config/ppc32.h include/config/ppc64.h \
138 include/config/superh32.h include/config/superh64.h \
139 include/config/x86_32.h include/config/x86_64.h)
141 # Workaround for make < 3.81, where .SECONDEXPANSION doesn't work.
142 # It'll end up depending on these targets, so make them a PHONY rule which
143 # depends on _all_ the directories in $(firmware-dirs), and it'll work out OK.
144 PHONY += $(objtree)/$$(%) $(objtree)/$(obj)/$$(%)
145 $(objtree)/$$(%) $(objtree)/$(obj)/$$(%): $(firmware-dirs)
148 # For the $$(dir %) trick, where we need % to be expanded first.
151 $(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps) \
152 | $(objtree)/$$(dir %)
153 $(call cmd,fwbin,$(patsubst %.gen.S,%,$@))
154 $(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \
155 include/config/extra/firmware/dir.h | $(objtree)/$$(dir %)
156 $(call cmd,fwbin,$(fwabs)/$(patsubst $(obj)/%.gen.S,%,$@))
158 # The .o files depend on the binaries directly; the .S files don't.
159 $(patsubst %,$(obj)/%.gen.o, $(fw-shipped-y)): %.gen.o: %
160 $(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/%
162 # .ihex is used just as a simple way to hold binary files in a source tree
163 # where binaries are frowned upon. They are directly converted with objcopy.
164 $(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %)
167 # .HEX is also Intel HEX, but where the offset and length in each record
168 # is actually meaningful, because the firmware has to be loaded in a certain
169 # order rather than as a single binary blob. Thus, we convert them into our
170 # more compact binary representation of ihex records (<linux/ihex.h>)
171 $(obj)/%.fw: $(obj)/%.HEX | $(objtree)/$(obj)/$$(dir %)
174 # .H16 is our own modified form of Intel HEX, with 16-bit length for records.
175 $(obj)/%.fw: $(obj)/%.H16 | $(objtree)/$(obj)/$$(dir %)
181 obj-y += $(patsubst %,%.gen.o, $(fw-external-y))
182 obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y))
184 # Remove .S files and binaries created from ihex
185 # (during 'make clean' .config isn't included so they're all in $(fw-shipped-))
186 targets := $(fw-shipped-) $(patsubst $(obj)/%,%, \
187 $(shell find $(obj) -name \*.gen.S 2>/dev/null))
189 # Without this, built-in.o won't be created when it's empty, and the
190 # final vmlinux link will fail.