David Woodhouse | 4d2acfb | 2008-05-23 13:58:12 +0100 | [diff] [blame] | 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). |
| 7 | fwdir := $(subst ",,$(CONFIG_EXTRA_FIRMWARE_DIR)) |
| 8 | fwabs := $(addprefix $(srctree)/,$(filter-out /%,$(fwdir)))$(filter /%,$(fwdir)) |
| 9 | |
| 10 | fw-external-y := $(subst ",,$(CONFIG_EXTRA_FIRMWARE)) |
| 11 | |
David Woodhouse | 88ecf81 | 2008-05-29 11:01:51 +0300 | [diff] [blame] | 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. |
David Woodhouse | d172e7f | 2008-06-25 13:56:07 +0100 | [diff] [blame] | 18 | |
David Woodhouse | 88ecf81 | 2008-05-29 11:01:51 +0300 | [diff] [blame] | 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 $(fw-shipped-all). |
| 21 | # But be aware that the config file might not be included at all. |
| 22 | |
David Woodhouse | 0a2a736 | 2008-05-29 19:50:06 +0300 | [diff] [blame] | 23 | fw-shipped-$(CONFIG_DVB_TTUSB_BUDGET) += ttusb-budget/dspbootcode.bin |
David Woodhouse | 0f805b8 | 2008-05-29 16:39:16 +0300 | [diff] [blame] | 24 | fw-shipped-$(CONFIG_SMCTR) += tr_smctr.bin |
David Woodhouse | 7677066 | 2008-05-26 23:01:27 +0100 | [diff] [blame] | 25 | fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp |
David Woodhouse | a292f40 | 2008-05-29 14:48:34 +0300 | [diff] [blame] | 26 | fw-shipped-$(CONFIG_SND_MAESTRO3) += ess/maestro3_assp_kernel.fw \ |
| 27 | ess/maestro3_assp_minisrc.fw |
David Woodhouse | 18ee6df | 2008-05-29 15:07:34 +0300 | [diff] [blame] | 28 | fw-shipped-$(CONFIG_SND_YMFPCI) += yamaha/ds1_ctrl.fw yamaha/ds1_dsp.fw \ |
| 29 | yamaha/ds1e_ctrl.fw |
David Woodhouse | ae93a55 | 2008-05-30 16:19:39 +0300 | [diff] [blame] | 30 | fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \ |
| 31 | emi26/bitstream.fw |
David Woodhouse | b8e24bf | 2008-05-30 17:35:47 +0300 | [diff] [blame] | 32 | fw-shipped-$(CONFIG_USB_EMI62) += emi62/loader.fw emi62/bitstream.fw \ |
| 33 | emi62/spdif.fw emi62/midi.fw |
David Woodhouse | 7968249 | 2008-05-29 17:17:17 +0300 | [diff] [blame] | 34 | fw-shipped-$(CONFIG_USB_KAWETH) += kaweth/new_code.bin kaweth/trigger_code.bin \ |
| 35 | kaweth/new_code_fix.bin \ |
| 36 | kaweth/trigger_code_fix.bin |
David Woodhouse | 2971c57 | 2008-05-30 14:04:03 +0300 | [diff] [blame] | 37 | ifdef CONFIG_FIRMWARE_IN_KERNEL |
| 38 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_MPR) += keyspan/mpr.fw |
| 39 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA18X) += keyspan/usa18x.fw |
| 40 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19) += keyspan/usa19.fw |
| 41 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QI) += keyspan/usa19qi.fw |
| 42 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QW) += keyspan/usa19qw.fw |
| 43 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19W) += keyspan/usa19w.fw |
| 44 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28) += keyspan/usa28.fw |
| 45 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XA) += keyspan/usa28xa.fw |
| 46 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XB) += keyspan/usa28xb.fw |
| 47 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28X) += keyspan/usa28x.fw |
| 48 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49W) += keyspan/usa49w.fw |
| 49 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49WLC) += keyspan/usa49wlc.fw |
| 50 | else |
| 51 | fw-shipped- := keyspan/mpr.fw keyspan/usa18x.fw keyspan/usa19.fw \ |
| 52 | keyspan/usa19qi.fw keyspan/usa19qw.fw keyspan/usa19w.fw \ |
| 53 | keyspan/usa28.fw keyspan/usa28xa.fw keyspan/usa28xb.fw \ |
| 54 | keyspan/usa28x.fw keyspan/usa49w.fw keyspan/usa49wlc.fw |
| 55 | endif |
David Woodhouse | 5f24e2d | 2008-05-30 18:49:51 +0300 | [diff] [blame] | 56 | fw-shipped-$(CONFIG_USB_SERIAL_TI) += ti_3410.fw ti_5052.fw |
David Woodhouse | ec6752f | 2008-05-31 01:35:29 +0300 | [diff] [blame^] | 57 | fw-shipped-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat_loader.fw whiteheat.fw \ |
| 58 | # whiteheat_loader_debug.fw |
David Woodhouse | 3edbf98 | 2008-05-30 15:15:13 +0300 | [diff] [blame] | 59 | fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_PDA) += keyspan_pda/keyspan_pda.fw |
| 60 | fw-shipped-$(CONFIG_USB_SERIAL_XIRCOM) += keyspan_pda/xircom_pgs.fw |
David Woodhouse | 88ecf81 | 2008-05-29 11:01:51 +0300 | [diff] [blame] | 61 | |
| 62 | fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-) |
| 63 | |
| 64 | # Directories which we _might_ need to create, so we have a rule for them. |
| 65 | firmware-dirs := $(sort $(patsubst %,$(objtree)/$(obj)/%/,$(dir $(fw-external-y) $(fw-shipped-all)))) |
David Woodhouse | 4d2acfb | 2008-05-23 13:58:12 +0100 | [diff] [blame] | 66 | |
| 67 | quiet_cmd_mkdir = MKDIR $(patsubst $(objtree)/%,%,$@) |
| 68 | cmd_mkdir = mkdir -p $@ |
| 69 | |
| 70 | quiet_cmd_ihex = IHEX $@ |
| 71 | cmd_ihex = $(OBJCOPY) -Iihex -Obinary $< $@ |
| 72 | |
David Woodhouse | 8bd6b22 | 2008-05-31 15:07:18 +0300 | [diff] [blame] | 73 | quiet_cmd_ihex2fw = IHEX2FW $@ |
| 74 | cmd_ihex2fw = $(objtree)/$(obj)/ihex2fw $< $@ |
| 75 | |
David Woodhouse | 59890f7 | 2008-06-26 13:55:30 +0100 | [diff] [blame] | 76 | quiet_cmd_h16tofw = H16TOFW $@ |
| 77 | cmd_h16tofw = $(objtree)/$(obj)/ihex2fw -w $< $@ |
| 78 | |
David Woodhouse | 4d2acfb | 2008-05-23 13:58:12 +0100 | [diff] [blame] | 79 | quiet_cmd_fwbin = MK_FW $@ |
| 80 | cmd_fwbin = FWNAME="$(patsubst firmware/%.gen.S,%,$@)"; \ |
| 81 | FWSTR="$(subst /,_,$(subst .,_,$(subst -,_,$(patsubst \ |
| 82 | firmware/%.gen.S,%,$@))))"; \ |
| 83 | ASM_WORD=$(if $(CONFIG_64BIT),.quad,.long); \ |
| 84 | ASM_ALIGN=$(if $(CONFIG_64BIT),3,2); \ |
| 85 | PROGBITS=$(if $(CONFIG_ARM),%,@)progbits; \ |
| 86 | echo "/* Generated by firmware/Makefile */" > $@;\ |
| 87 | echo " .section .rodata" >>$@;\ |
| 88 | echo " .p2align $${ASM_ALIGN}" >>$@;\ |
| 89 | echo "_fw_$${FWSTR}_bin:" >>$@;\ |
| 90 | echo " .incbin \"$(2)\"" >>$@;\ |
| 91 | echo "_fw_end:" >>$@;\ |
| 92 | echo " .section .rodata.str,\"aMS\",$${PROGBITS},1" >>$@;\ |
| 93 | echo " .p2align $${ASM_ALIGN}" >>$@;\ |
| 94 | echo "_fw_$${FWSTR}_name:" >>$@;\ |
| 95 | echo " .string \"$$FWNAME\"" >>$@;\ |
| 96 | echo " .section .builtin_fw,\"a\",$${PROGBITS}" >>$@;\ |
| 97 | echo " .p2align $${ASM_ALIGN}" >>$@;\ |
| 98 | echo " $${ASM_WORD} _fw_$${FWSTR}_name" >>$@;\ |
| 99 | echo " $${ASM_WORD} _fw_$${FWSTR}_bin" >>$@;\ |
| 100 | echo " $${ASM_WORD} _fw_end - _fw_$${FWSTR}_bin" >>$@; |
| 101 | |
| 102 | # One of these files will change, or come into existence, whenever |
| 103 | # the configuration changes between 32-bit and 64-bit. The .S files |
| 104 | # need to change when that happens. |
| 105 | wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \ |
| 106 | include/config/ppc32.h include/config/ppc64.h \ |
| 107 | include/config/superh32.h include/config/superh64.h \ |
| 108 | include/config/x86_32.h include/config/x86_64.h) |
| 109 | |
| 110 | # Workaround for make < 3.81, where .SECONDEXPANSION doesn't work. |
| 111 | # It'll end up depending on these targets, so make them a PHONY rule which |
| 112 | # depends on _all_ the directories in $(firmware-dirs), and it'll work out OK. |
| 113 | PHONY += $(objtree)/$$(%) $(objtree)/$(obj)/$$(%) |
| 114 | $(objtree)/$$(%) $(objtree)/$(obj)/$$(%): $(firmware-dirs) |
| 115 | @true |
| 116 | |
| 117 | # For the $$(dir %) trick, where we need % to be expanded first. |
| 118 | .SECONDEXPANSION: |
| 119 | |
| 120 | $(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps) \ |
| 121 | | $(objtree)/$$(dir %) |
| 122 | $(call cmd,fwbin,$(patsubst %.gen.S,%,$@)) |
| 123 | $(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \ |
| 124 | include/config/builtin/firmware/dir.h | $(objtree)/$$(dir %) |
| 125 | $(call cmd,fwbin,$(fwabs)/$(patsubst $(obj)/%.gen.S,%,$@)) |
| 126 | |
| 127 | # The .o files depend on the binaries directly; the .S files don't. |
| 128 | $(patsubst %,$(obj)/%.gen.o, $(fw-shipped-y)): %.gen.o: % |
| 129 | $(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/% |
| 130 | |
David Woodhouse | 8bd6b22 | 2008-05-31 15:07:18 +0300 | [diff] [blame] | 131 | # .ihex is used just as a simple way to hold binary files in a source tree |
| 132 | # where binaries are frowned upon. They are directly converted with objcopy. |
David Woodhouse | 4d2acfb | 2008-05-23 13:58:12 +0100 | [diff] [blame] | 133 | $(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %) |
| 134 | $(call cmd,ihex) |
| 135 | |
David Woodhouse | 8bd6b22 | 2008-05-31 15:07:18 +0300 | [diff] [blame] | 136 | # .HEX is also Intel HEX, but where the offset and length in each record |
| 137 | # is actually meaningful, because the firmware has to be loaded in a certain |
| 138 | # order rather than as a single binary blob. Thus, we convert them into our |
| 139 | # more compact binary representation of ihex records (<linux/ihex.h>) |
| 140 | $(obj)/%.fw: $(obj)/%.HEX $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %) |
| 141 | $(call cmd,ihex2fw) |
| 142 | |
David Woodhouse | 59890f7 | 2008-06-26 13:55:30 +0100 | [diff] [blame] | 143 | # .H16 is our own modified form of Intel HEX, with 16-bit length for records. |
| 144 | $(obj)/%.fw: $(obj)/%.H16 $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %) |
| 145 | $(call cmd,h16tofw) |
| 146 | |
David Woodhouse | 4d2acfb | 2008-05-23 13:58:12 +0100 | [diff] [blame] | 147 | $(firmware-dirs): |
| 148 | $(call cmd,mkdir) |
| 149 | |
David Woodhouse | 88ecf81 | 2008-05-29 11:01:51 +0300 | [diff] [blame] | 150 | obj-y += $(patsubst %,%.gen.o, $(fw-external-y)) |
| 151 | obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y)) |
David Woodhouse | 4d2acfb | 2008-05-23 13:58:12 +0100 | [diff] [blame] | 152 | |
| 153 | # Remove .S files and binaries created from ihex |
| 154 | # (during 'make clean' .config isn't included so they're all in $(fw-shipped-)) |
| 155 | targets := $(fw-shipped-) $(patsubst $(obj)/%,%, \ |
| 156 | $(shell find $(obj) -name \*.gen.S 2>/dev/null)) |
| 157 | |
| 158 | # Without this, built-in.o won't be created when it's empty, and the |
| 159 | # final vmlinux link will fail. |
| 160 | obj-n := dummy |
David Woodhouse | 8bd6b22 | 2008-05-31 15:07:18 +0300 | [diff] [blame] | 161 | |
| 162 | hostprogs-y := ihex2fw |