2 ## This file is part of the coreboot project.
4 ## Copyright (C) 2011 secunet Security Networks AG
6 ## This program is free software; you can redistribute it and/or modify
7 ## it under the terms of the GNU General Public License as published by
8 ## the Free Software Foundation; version 2 of the License.
10 ## This program is distributed in the hope that it will be useful,
11 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 ## GNU General Public License for more details.
15 ## You should have received a copy of the GNU General Public License
16 ## along with this program; if not, write to the Free Software
17 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 GIT:=$(shell [ -d "$(top)/.git" ] && command -v git)
22 #######################################################################
23 # misleadingly named, this is the coreboot version
24 export KERNELVERSION := $(strip $(if $(GIT),\
25 $(shell git describe --dirty --always || git describe),\
26 4.0$(KERNELREVISION)))
28 #######################################################################
29 # Basic component discovery
30 MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
33 ## Final build results, which CBFSTOOL uses to create the final
34 ## rom image file, are placed under $(objcbfs).
35 ## These typically have suffixes .debug .elf .bin and .map
36 export objcbfs := $(obj)/cbfs/$(call strip_quotes,$(CONFIG_CBFS_PREFIX))
38 ## Based on the active configuration, Makefile conditionally collects
39 ## the required assembly includes and saves them in a file.
40 ## Such files that do not have a clear one-to-one relation to a source
41 ## file under src/ are placed and built under $(objgenerated)
42 export objgenerated := $(obj)/generated
44 #######################################################################
45 # root rule to resolve if in build mode (ie. configuration exists)
46 real-target: $(obj)/config.h coreboot
47 coreboot: build-dirs $(obj)/coreboot.rom $(obj)/cbfstool $(obj)/rmodtool
49 #######################################################################
51 PHONY+= clean-abuild coreboot lint lint-stable build-dirs
53 #######################################################################
54 # root source directories of coreboot
55 subdirs-y := src/lib src/console src/device src/ec src/southbridge src/soc
56 subdirs-y += src/northbridge src/superio src/drivers src/cpu src/vendorcode
57 subdirs-y += util/cbfstool util/sconfig util/nvramtool
58 subdirs-y += src/arch/arm src/arch/arm64 src/arch/mips src/arch/riscv
59 subdirs-y += src/arch/x86
60 subdirs-y += src/mainboard/$(MAINBOARDDIR)
62 subdirs-y += site-local
64 #######################################################################
65 # Add source classes and their build options
66 classes-y := ramstage romstage bootblock smm smmstub cpu_microcode verstage secmon
68 # Add dynamic classes for rmodules
69 $(foreach supported_arch,$(ARCH_SUPPORTED), \
70 $(eval $(call define_class,rmodules_$(supported_arch),$(supported_arch))))
72 #######################################################################
73 # Helper functions for various file placement matters
75 # int-add: adds an arbitrary number of space-separated integers in
76 # all formats understood by printf(1)
77 # int-align: align $1 to $2 units
78 # file-size: returns the filesize of the given file
79 _toint=$(shell printf "%d" $1)
80 _int-add2=$(shell expr $(call _toint,$1) + $(call _toint,$2))
81 int-add=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-add,$(call _int-add2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1)))
82 int-align=$(shell A=$(call _toint,$1) B=$(call _toint,$2); expr $$A + \( \( $$B - \( $$A % $$B \) \) % $$B \) )
83 file-size=$(shell cat $1 | wc -c)
85 #######################################################################
86 # Helper functions for ramstage postprocess
92 # files-in-dir-recursive,dir,files
93 files-in-dir-recursive=$(filter $(1)%,$(2))
96 parent-dir=$(dir $(if $(patsubst /%,,$(1)),,/)$(subst $( ),/,$(strip $(subst /, ,$(1)))))
98 # filters out exactly the directory specified
99 # filter-out-dir,dir_to_keep,dirs
100 filter-out-dir=$(filter-out $(1),$(2))
102 # filters out dir_to_keep and all its parents
103 # filter-out-dirs,dir_to_keep,dirs
104 filter-out-dirs=$(if $(filter-out ./ /,$(1)),$(call filter-out-dirs,$(call parent-dir,$(1)),$(call filter-out-dir,$(1),$(2))),$(call filter-out-dir,$(1),$(2)))
107 dir-wildcards=$(addsuffix %,$(1))
109 # files-in-dir,dir,files
110 files-in-dir=$(filter-out $(call dir-wildcards,$(call filter-out-dirs,$(1),$(sort $(dir $(2))))),$(call files-in-dir-recursive,$(1),$(2)))
112 #######################################################################
113 # reduce command line length by linking the objects of each
114 # directory into an intermediate file
115 ramstage-postprocess=$$(eval DEPENDENCIES+=$$(addsuffix .d,$$(basename $(1)))) \
116 $(foreach d,$(sort $(dir $(filter-out %.ld,$(1)))), \
117 $(eval $(d)ramstage.o: $(call files-in-dir,$(d),$(filter-out %.ld,$(1))); $$(LD_ramstage) -o $$@ -r $$^ ) \
118 $(eval ramstage-objs:=$(d)ramstage.o $(filter-out $(filter-out %.ld, $(call files-in-dir,$(d),$(1))),$(ramstage-objs))))
120 bootblock-generic-ccopts += -D__PRE_RAM__ -D__BOOTBLOCK__
121 romstage-generic-ccopts += -D__PRE_RAM__ -D__ROMSTAGE__
122 ramstage-generic-ccopts += -D__RAMSTAGE__
123 ifeq ($(CONFIG_TRACE),y)
124 ramstage-c-ccopts += -finstrument-functions
126 ifeq ($(CONFIG_COVERAGE),y)
127 ramstage-c-ccopts += -fprofile-arcs -ftest-coverage
130 # try to fetch non-optional submodules if the source is under git
131 forgetthis:=$(if $(GIT),$(shell git submodule update --init))
132 ifeq ($(CONFIG_USE_BLOBS),y)
133 # this is necessary because 3rdparty is update=none, and so is ignored
134 # unless explicitly requested and enabled through --checkout
135 forgetthis:=$(if $(GIT),$(shell git submodule update --init --checkout 3rdparty))
138 ramstage-c-deps:=$$(OPTION_TABLE_H)
139 romstage-c-deps:=$$(OPTION_TABLE_H)
140 verstage-c-deps:=$$(OPTION_TABLE_H)
141 bootblock-c-deps:=$$(OPTION_TABLE_H)
143 # Add handler to copy linker scripts
144 define generic-objs_ld_template_gen
145 de$(EMPTY)fine $(1)-objs_ld_template
146 $$(call src-to-obj,$1,$$(1).ld): $$(1).ld $(obj)/config.h
147 @printf " CP $$$$(subst $$$$(obj)/,,$$$$(@))\n"
148 $$(CC_$(1)) $$(CPPFLAGS_$(1)) $($(1)-ld-ccopts) $(PREPROCESS_ONLY) -include $(obj)/config.h $$$$< > $$$$@.tmp
153 # Add handler to add no rules for manual files
154 define generic-objs_manual_template_gen
158 #######################################################################
159 # Add handler to compile ACPI's ASL
160 define ramstage-objs_asl_template
161 $$(call src-to-obj,ramstage,$(1).asl): $(1).asl $(obj)/config.h
162 @printf " IASL $$(subst $(top)/,,$$(@))\n"
163 $(CC_ramstage) -x assembler-with-cpp -E -MMD -MT $$(@) $$(CPPFLAGS_ramstage) -D__ACPI__ -P -include $(src)/include/kconfig.h -I$(obj) -I$(src) -I$(src)/include -I$(src)/arch/$(ARCHDIR-$(ARCH-ramstage-y))/include -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$@
164 cd $$(dir $$@); $(IASL) -p $$(notdir $$@) -tc $$(notdir $$@)
165 mv $$(basename $$@).hex $$(basename $$@).c
166 $(CC_ramstage) $$(CFLAGS_ramstage) $$(CPPFLAGS_ramstage) $$(if $$(subst dsdt,,$$(basename $$(notdir $(1)))), -DAmlCode=AmlCode_$$(basename $$(notdir $(1)))) -c -o $$@ $$(basename $$@).c
167 # keep %.o: %.c rule from catching the temporary .c file after a make clean
168 mv $$(basename $$@).c $$(basename $$@).hex
171 #######################################################################
172 # Parse plaintext cmos defaults into binary format
174 # arg2: binary file name
175 cbfs-files-processor-nvramtool= \
176 $(eval $(2): $(1) $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout | $(objutil)/nvramtool/nvramtool ; \
177 printf " CREATE $(2) (from $(1))\n"; $(objutil)/nvramtool/nvramtool -y $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout -D $(2).tmp -p $(1) && mv $(2).tmp $(2))
179 #######################################################################
180 # Link VSA binary to ELF-ish stage
182 # arg2: binary file name
183 cbfs-files-processor-vsa= \
184 $(eval $(2): $(1) ; \
185 printf " CREATE $(2) (from $(1))\n"; $(OBJCOPY_ramstage) --set-start 0x20 --adjust-vma 0x60000 -I binary -O elf32-i386 -B i386 $(1) $(2).tmp && $(LD_ramstage) -m elf_i386 -e 0x60020 --section-start .data=0x60000 $(2).tmp -o $(2))
187 #######################################################################
188 # Add handler for arbitrary files in CBFS
189 $(call add-special-class,cbfs-files)
190 cbfs-files-handler= \
191 $(eval tmp-cbfs-method:=$(word 2, $(subst :, ,$($(2)-file)))) \
192 $(eval $(2)-file:=$(call strip_quotes,$(word 1, $(subst :, ,$($(2)-file))))) \
193 $(if $(wildcard $(1)$($(2)-file)), \
194 $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
195 $(eval tmp-cbfs-file:= $($(2)-file))) \
196 $(if $(strip $($(2)-required)), \
197 $(if $(wildcard $(tmp-cbfs-file)),, \
198 $(info This build configuration requires $($(2)-required)) \
199 $(eval FAILBUILD:=1) \
201 $(if $(strip $($(2)-align)), \
202 $(if $(strip $($(2)-position)), \
203 $(info ERROR: It is not allowed to specify both alignment and position for $($(2)-file)) \
204 $(eval FAILBUILD:=1) \
206 $(if $(tmp-cbfs-method), \
207 $(eval tmp-old-cbfs-file:=$(tmp-cbfs-file)) \
208 $(eval tmp-cbfs-file:=$(shell mkdir -p $(obj)/mainboard/$(MAINBOARDDIR); mktemp $(obj)/mainboard/$(MAINBOARDDIR)/cbfs-file.XXXXXX).out) \
209 $(call cbfs-files-processor-$(tmp-cbfs-method),$(tmp-old-cbfs-file),$(tmp-cbfs-file))) \
210 $(eval cbfs-files += $(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-compression)|$(strip $($(2)-position))|$($(2)-align))\
211 $(eval $(2)-name:=) \
212 $(eval $(2)-type:=) \
213 $(eval $(2)-compression:=) \
214 $(eval $(2)-position:=) \
215 $(eval $(2)-required:=) \
218 #######################################################################
219 # a variety of flags for our build
220 CBFS_COMPRESS_FLAG:=none
221 ifeq ($(CONFIG_COMPRESS_RAMSTAGE),y)
222 CBFS_COMPRESS_FLAG:=LZMA
225 CBFS_PAYLOAD_COMPRESS_FLAG:=none
226 ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
227 CBFS_PAYLOAD_COMPRESS_FLAG:=LZMA
230 ifneq ($(CONFIG_LOCALVERSION),"")
231 export COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
234 CPPFLAGS_common := -Isrc -Isrc/include -I$(obj)
235 CPPFLAGS_common += -Isrc/device/oprom/include
236 CPPFLAGS_common += -include $(src)/include/kconfig.h
238 CFLAGS_common += -pipe -g -nostdinc
239 CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
240 CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
241 CFLAGS_common += -Wstrict-aliasing -Wshadow
243 ifeq ($(CONFIG_COMPILER_GCC),y)
244 # cf. commit f69a99db (coreboot: x86: enable gc-sections)
245 CFLAGS_common += -Wno-unused-but-set-variable
248 ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
249 CFLAGS_common += -Werror
251 CFLAGS_common += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
252 ifneq ($(GDB_DEBUG),)
258 additional-dirs := $(objutil)/cbfstool $(objutil)/romcc $(objutil)/ifdtool \
259 $(objutil)/ifdfake $(objutil)/options $(objutil)/fletcher \
260 $(objutil)/cbootimage $(objutil)/bimgtool
262 #######################################################################
263 # generate build support files
264 $(obj)/build.h: .xcompile
265 @printf " GEN build.h\n"
267 util/genbuild_h/genbuild_h.sh > $(obj)/build.ht
268 mv $(obj)/build.ht $(obj)/build.h
271 mkdir -p $(objcbfs) $(objgenerated)
273 #######################################################################
275 CBFSTOOL:=$(objutil)/cbfstool/cbfstool
276 RMODTOOL:=$(objutil)/cbfstool/rmodtool
278 $(obj)/cbfstool: $(CBFSTOOL)
281 $(obj)/rmodtool: $(RMODTOOL)
284 _WINCHECK=$(shell uname -o 2> /dev/null)
286 ifeq ($(_WINCHECK),Msys)
287 STACK=-Wl,--stack,16384000
289 ifeq ($(_WINCHECK),Cygwin)
290 STACK=-Wl,--stack,16384000
293 # this allows ccache to prepend itself
294 # (ccache handling happens first)
295 ROMCC_BIN= $(objutil)/romcc/romcc
297 $(ROMCC_BIN): $(top)/util/romcc/romcc.c
298 @printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n"
299 @# Note: Adding -O2 here might cause problems. For details see:
300 @# http://www.coreboot.org/pipermail/coreboot/2010-February/055825.html
301 $(HOSTCC) -g $(STACK) -Wall -o $@ $<
303 IFDTOOL:=$(objutil)/ifdtool/ifdtool
304 $(IFDTOOL): $(top)/util/ifdtool/ifdtool.c
305 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
306 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
308 IFDFAKE:=$(objutil)/ifdfake/ifdfake
309 $(IFDFAKE): $(top)/util/ifdfake/ifdfake.c
310 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
311 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
313 FLETCHER:=$(objutil)/fletcher/fletcher
314 $(FLETCHER): $(top)/util/fletcher/fletcher.c
315 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
316 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
318 CBOOTIMAGE:=$(objutil)/cbootimage/cbootimage
320 subdirs-y += util/nvidia
322 BIMGTOOL:=$(objutil)/bimgtool/bimgtool
323 $(BIMGTOOL): $(top)/util/bimgtool/bimgtool.c
324 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
325 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
327 #######################################################################
328 # needed objects that every mainboard uses
329 # Creation of these is architecture and mainboard independent
330 $(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devicetree.cb $(objutil)/sconfig/sconfig
331 @printf " SCONFIG $(subst $(src)/,,$(<))\n"
332 mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
333 $(objutil)/sconfig/sconfig $(MAINBOARDDIR) $(obj)/mainboard/$(MAINBOARDDIR)
335 ramstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
336 romstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
338 $(objutil)/%.o: $(objutil)/%.c
339 @printf " HOSTCC $(subst $(objutil)/,,$(@))\n"
340 $(HOSTCC) -MMD -I$(subst $(objutil)/,util/,$(dir $<)) -I$(dir $<) $(HOSTCFLAGS) -c -o $@ $<
342 $(obj)/%.ramstage.o $(abspath $(obj))/%.ramstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
343 @printf " CC $(subst $(obj)/,,$(@))\n"
344 $(CC_ramstage) -MMD $(CFLAGS_ramstage) $(CPPFLAGS_ramstage) $(ramstage-c-ccopts) -c -o $@ $<
346 $(obj)/%.romstage.o $(abspath $(obj))/%.romstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
347 @printf " CC $(subst $(obj)/,,$(@))\n"
348 $(CC_romstage) -MMD $(CFLAGS_romstage) $(CPPFLAGS_romstage) $(romstage-c-ccopts) -c -o $@ $<
350 $(obj)/%.bootblock.o $(abspath $(obj))/%.bootblock.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
351 @printf " CC $(subst $(obj)/,,$(@))\n"
352 $(CC_bootblock) -MMD $(CFLAGS_bootblock) $(CPPFLAGS_bootblock) $(bootblock-c-ccopts) -c -o $@ $<
354 #######################################################################
357 rm -rf coreboot-builds
359 clean-for-update-target:
360 rm -f $(obj)/ramstage* $(obj)/coreboot.romstage $(obj)/coreboot.pre* $(obj)/coreboot.bootblock $(obj)/coreboot.a
361 rm -rf $(obj)/bootblock* $(obj)/romstage* $(obj)/location.*
362 rm -f $(obj)/option_table.* $(obj)/crt0.S $(obj)/ldscript
363 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
364 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
365 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc
366 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.* $(obj)/mainboard/$(MAINBOARDDIR)/dsdt.*
367 rm -f $(obj)/cpu/x86/smm/smm_bin.c $(obj)/cpu/x86/smm/smm.* $(obj)/cpu/x86/smm/smm
368 $(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc clean OUT=$(abspath $(obj)) HOSTCC="$(HOSTCC)" CC="$(CC_x86_32)" LD="$(LD_x86_32)"
371 rm -f $(obj)/coreboot*
373 #######################################################################
374 # Development utilities
377 @echo ldscripts=$(ldscripts)
380 dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF
383 FAILED=0; LINTLOG=`mktemp .tmpconfig.lintXXXXX`; \
384 for script in util/lint/$@-*; do \
385 echo; echo `basename $$script`; \
386 grep "^# DESCR:" $$script | sed "s,.*DESCR: *,," ; \
388 $$script > $$LINTLOG; \
389 if [ `cat $$LINTLOG | wc -l` -eq 0 ]; then \
390 printf "success\n\n"; \
392 echo test failed: ; \
395 FAILED=$$(( $$FAILED + 1 )); \
399 test $$FAILED -eq 0 || { echo "ERROR: $$FAILED test(s) failed."; rm -f $$LINTLOG && exit 1; }; \
405 for hook in commit-msg pre-commit ; do \
406 if [ util/gitconfig/$$hook -nt .git/hooks/$$hook -o \
407 ! -x .git/hooks/$$hook ]; then \
408 cp util/gitconfig/$$hook .git/hooks/$$hook; \
409 chmod +x .git/hooks/$$hook; \
412 git config remote.origin.push HEAD:refs/for/master
413 (git config --global user.name >/dev/null && git config --global user.email >/dev/null) || (printf 'Please configure your name and email in git:\n\n git config --global user.name "Your Name Comes Here"\n git config --global user.email your.email@example.com\n'; exit 1)
415 crossgcc: crossgcc-i386 crossgcc-x64 crossgcc-arm crossgcc-aarch64 crossgcc-mips crossgcc-riscv
417 .PHONY: crossgcc-i386 crossgcc-x64 crossgcc-arm crossgcc-aarch64 crossgcc-mips crossgcc-riscv
418 crossgcc-i386: clean-for-update
419 $(MAKE) -C util/crossgcc build-i386-without-gdb
421 crossgcc-x64: clean-for-update
422 $(MAKE) -C util/crossgcc build-x64-without-gdb
424 crossgcc-arm: clean-for-update
425 $(MAKE) -C util/crossgcc build-armv7a-without-gdb
427 crossgcc-aarch64: clean-for-update
428 $(MAKE) -C util/crossgcc build-aarch64-without-gdb
430 crossgcc-mips: clean-for-update
431 $(MAKE) -C util/crossgcc build-mips-without-gdb
433 crossgcc-riscv: clean-for-update
434 $(MAKE) -C util/crossgcc build-riscv-without-gdb
436 crosstools: crosstools-i386 crosstools-x64 crosstools-arm crosstools-aarch64 crosstools-mips crosstools-riscv
438 .PHONY: crosstools-i386 crosstools-x64 crosstools-arm crosstools-aarch64 crosstools-mips crosstools-riscv
439 crosstools-i386: clean-for-update
440 $(MAKE) -C util/crossgcc build-i386
442 crosstools-x64: clean-for-update
443 $(MAKE) -C util/crossgcc build-x64
445 crosstools-arm: clean-for-update
446 $(MAKE) -C util/crossgcc build-armv7a
448 crosstools-aarch64: clean-for-update
449 $(MAKE) -C util/crossgcc build-aarch64
451 crosstools-mips: clean-for-update
452 $(MAKE) -C util/crossgcc build-mips
454 crosstools-riscv: clean-for-update
455 $(MAKE) -C util/crossgcc build-riscv
457 crossgcc-clean: clean-for-update
458 $(MAKE) -C util/crossgcc clean
460 tools: $(objutil)/kconfig/conf $(objutil)/cbfstool/cbfstool $(objutil)/cbfstool/rmodtool $(objutil)/nvramtool/nvramtool $(ROMCC_BIN) $(objutil)/sconfig/sconfig $(IFDTOOL) $(IFDFAKE) $(CBOOTIMAGE)
462 ###########################################################################
463 # Common recipes for all stages
464 ###########################################################################
466 # loadaddr can determine the load address of a stage, which may be needed for
467 # platform-specific image headers (only works *after* the stage has been built)
468 loadaddr = $(shell $(OBJDUMP_$(1)) -p $(objcbfs)/$(1).debug | \
469 sed -ne '/LOAD/s/^.*vaddr 0x\([0-9a-fA-F]\{8\}\).*$$/0x\1/p')
471 # find-substr is required for stages like romstage_null and romstage_xip to
472 # eliminate the _* part of the string
473 find-substr = $(word 1,$(subst _, ,$(1)))
475 # find-class is used to identify the class from the name of the stage
476 # The input to this macro can be something like romstage.x or romstage.x.y
477 # find-class recursively strips off the suffixes to extract the exact class name
478 # e.g.: if romstage.x is provided to find-class, it will remove .x and return romstage
479 # if romstage.x.y is provided, it will first remove .y, call find-class with romstage.x
480 # and remove .x the next time and finally return romstage
481 find-class = $(if $(filter $(1),$(basename $(1))),$(if $(CC_$(1)), $(1), $(call find-substr,$(1))),$(call find-class,$(basename $(1))))
483 $(objcbfs)/%.bin: $(objcbfs)/%.elf
484 $(eval class := $(call find-class,$(@F)))
485 @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
486 $(OBJCOPY_$(class)) -O binary $< $@
488 $(objcbfs)/%.elf: $(objcbfs)/%.debug
489 $(eval class := $(call find-class,$(@F)))
490 @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
492 $(NM_$(class)) -n $@.tmp | sort > $(basename $@).map
493 $(OBJCOPY_$(class)) --strip-debug $@.tmp
494 $(OBJCOPY_$(class)) --add-gnu-debuglink=$< $@.tmp
497 ###########################################################################
498 # Build the final rom image
499 ###########################################################################
501 COREBOOT_ROM_DEPENDENCIES:=
502 ifeq ($(CONFIG_PAYLOAD_ELF),y)
503 COREBOOT_ROM_DEPENDENCIES+=$(CONFIG_PAYLOAD_FILE)
505 ifeq ($(CONFIG_PAYLOAD_SEABIOS),y)
506 COREBOOT_ROM_DEPENDENCIES+=seabios
508 ifeq ($(CONFIG_PAYLOAD_FILO),y)
509 COREBOOT_ROM_DEPENDENCIES+=filo
511 ifeq ($(CONFIG_PAYLOAD_GRUB2),y)
512 COREBOOT_ROM_DEPENDENCIES+=grub2
515 extract_nth=$(patsubst -%-,%,$(word $(1), $(subst |,- -,-$(2)-)))
519 add$(if $(filter stage,$(call extract_nth,3,$(file))),-stage)$(if $(filter payload,$(call extract_nth,3,$(file))),-payload) \
520 -f $(call extract_nth,1,$(file)) \
521 -n $(call extract_nth,2,$(file)) $(if $(filter-out stage,$(call extract_nth,3,$(file))),-t $(call extract_nth,3,$(file)))
523 ifneq ($(CONFIG_UPDATE_IMAGE),y)
525 $(foreach file,$(cbfs-files), \
526 $(if $(call extract_nth,6,$(file)),$(CBFSTOOL) $@.tmp locate -f $(call extract_nth,1,$(file)) -n $(call extract_nth,2,$(file)) -a $(call extract_nth,6,$(file))|xargs -i \
527 $(cbfs-add-cmd) -b {} &&,\
528 $(cbfs-add-cmd) $(if $(call extract_nth,5,$(file)),-b $(call extract_nth,5,$(file))) &&))
529 prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file)))
531 $(obj)/coreboot.pre1: $(objcbfs)/bootblock.bin $$(prebuilt-files) $(CBFSTOOL) $$(cpu_ucode_cbfs_file)
532 $(CBFSTOOL) $@.tmp create \
533 -B $(objcbfs)/bootblock.bin -a 64 \
534 $(CBFSTOOL_PRE1_OPTS)
535 $(prebuild-files) true
536 $(call add-cpu-microcode-to-cbfs,$@.tmp)
539 .PHONY: $(obj)/coreboot.pre1
540 $(obj)/coreboot.pre1: $(CBFSTOOL)
541 mv $(obj)/coreboot.rom $@
544 ifeq ($(CONFIG_PAYLOAD_LINUX),y)
545 ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_COMMAND_LINE))),)
546 ADDITIONAL_PAYLOAD_CONFIG+=-C $(CONFIG_LINUX_COMMAND_LINE)
548 ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD))),)
549 ADDITIONAL_PAYLOAD_CONFIG+=-I $(CONFIG_LINUX_INITRD)
553 ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y)
554 REFCODE_BLOB=$(obj)/refcode.rmod
555 $(REFCODE_BLOB): $(RMODTOOL)
556 $(RMODTOOL) -i $(CONFIG_REFCODE_BLOB_FILE) -o $@
559 $(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/ramstage.elf $(CBFSTOOL) $(call strip_quotes,$(COREBOOT_ROM_DEPENDENCIES)) $$(INTERMEDIATE) $$(VBOOT_STUB) $(REFCODE_BLOB)
560 @printf " CBFS $(subst $(obj)/,,$(@))\n"
561 # The full ROM may be larger than the CBFS part, so create an empty
562 # file (filled with \377 = 0xff) and copy the CBFS image over it.
563 dd if=/dev/zero bs=$(CONFIG_ROM_SIZE) count=1 | tr '\000' '\377' > $@.tmp
564 dd if=$(obj)/coreboot.pre of=$@.tmp bs=8192 conv=notrunc 2> /dev/null
565 $(CBFSTOOL) $@.tmp add-stage -f $(objcbfs)/ramstage.elf -n $(CONFIG_CBFS_PREFIX)/ramstage -c $(CBFS_COMPRESS_FLAG)
566 ifeq ($(CONFIG_PAYLOAD_NONE),y)
567 @printf " PAYLOAD none (as specified by user)\n"
569 ifneq ($(CONFIG_PAYLOAD_FILE),)
570 @printf " PAYLOAD $(CONFIG_PAYLOAD_FILE) (compression: $(CBFS_PAYLOAD_COMPRESS_FLAG))\n"
571 $(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG) $(ADDITIONAL_PAYLOAD_CONFIG)
573 ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),)
574 ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),0)
575 @printf " SeaBIOS Wait up to $(CONFIG_SEABIOS_PS2_TIMEOUT) ms for PS/2 keyboard controller initialization\n"
576 $(CBFSTOOL) $@.tmp add-int -i $(CONFIG_SEABIOS_PS2_TIMEOUT) -n etc/ps2-keyboard-spinup
579 ifeq ($(CONFIG_SEABIOS_VGA_COREBOOT),y)
580 @printf " SeaBIOS Adding generated legacy VGA option rom.\n"
581 $(CBFSTOOL) $@.tmp add -f $(CONFIG_PAYLOAD_VGABIOS_FILE) -n vgaroms/seavgabios.bin -t raw
583 ifeq ($(CONFIG_INCLUDE_CONFIG_FILE),y)
584 @printf " CONFIG $(DOTCONFIG)\n"
585 if [ -f $(DOTCONFIG) ]; then \
586 echo "# This image was built using git revision" `git rev-parse HEAD` > $(obj)/config.tmp ; \
587 sed -e '/^#/d' -e '/^ *$$/d' $(DOTCONFIG) >> $(obj)/config.tmp ; \
588 $(CBFSTOOL) $@.tmp add -f $(obj)/config.tmp -n config -t raw; rm -f $(obj)/config.tmp ; fi
589 @printf " REVISION build.h\n"
590 if [ -f $(obj)/build.h ]; then $(CBFSTOOL) $@.tmp add -f $(obj)/build.h -n revision -t raw; fi
592 ifeq ($(CONFIG_VBOOT_VERIFY_FIRMWARE),y)
593 $(CBFSTOOL) $@.tmp add-stage -f $(VBOOT_STUB) -n $(CONFIG_CBFS_PREFIX)/vboot -c $(CBFS_COMPRESS_FLAG)
595 ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y)
596 $(CBFSTOOL) $@.tmp add-stage -f $(REFCODE_BLOB) -n $(CONFIG_CBFS_PREFIX)/refcode -c $(CBFS_COMPRESS_FLAG)
598 ifeq ($(CONFIG_PXE_ROM),y)
599 $(CBFSTOOL) $@.tmp add -f $(CONFIG_PXE_ROM_FILE) -n pci$(CONFIG_PXE_ROM_ID).rom -t raw
601 ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y)
602 ifeq ($(CONFIG_CPU_MICROCODE_ADDED_DURING_BUILD),y)
603 @printf " UPDATE-FIT \n"
604 $(CBFSTOOL) $@.tmp update-fit -n cpu_microcode_blob.bin -x $(CONFIG_CPU_INTEL_NUM_FIT_ENTRIES)
608 @printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n"
611 cbfs-files-$(CONFIG_BOOTSPLASH) += bootsplash.jpg
612 bootsplash.jpg-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE))
613 bootsplash.jpg-type := bootsplash
615 $(obj)/coreboot.pre: $(objcbfs)/romstage.elf $(obj)/coreboot.pre1 $(CBFSTOOL)
616 @printf " CBFS $(subst $(obj)/,,$(@))\n"
617 cp $(obj)/coreboot.pre1 $@.tmp
618 $(CBFSTOOL) $@.tmp add-stage \
619 -f $(objcbfs)/romstage.elf \
620 -n $(CONFIG_CBFS_PREFIX)/romstage -c none \
626 util/abuild/abuild -B -J $(if $(JENKINS_NOCCACHE),,-y) -c 4 -z -p $(JENKINS_PAYLOAD)
627 (cd payloads/libpayload; $(MAKE) $(if $(JENKINS_NOCCACHE),,CONFIG_CCACHE=y) V=$(V) Q=$(Q) junit.xml)
628 $(MAKE) V=$(V) Q=$(Q) -C util/cbmem junit.xml