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 # Test for coreboot toolchain (except when explicitely not requested)
30 ifneq ($(NOCOMPILE),1)
31 # only run if we're doing a build (not for tests, kconfig, ...), using gcc
32 # rationale: gcc versions by Linux distributions tend to be quite messed up
33 ifeq ($(CONFIG_COMPILER_GCC),y)
34 ifneq ($(CONFIG_ANY_TOOLCHAIN),y)
35 _toolchain=$(shell $(CC_x86_32) -v 2>&1 |grep -q "gcc version .*coreboot toolchain" && echo coreboot)
36 ifneq ($(_toolchain),coreboot)
37 $(error Please use the coreboot toolchain (or prove that your toolchain works))
43 #######################################################################
44 # Basic component discovery
45 MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
48 ## Final build results, which CBFSTOOL uses to create the final
49 ## rom image file, are placed under $(objcbfs).
50 ## These typically have suffixes .debug .elf .bin and .map
51 export objcbfs := $(obj)/cbfs/$(call strip_quotes,$(CONFIG_CBFS_PREFIX))
53 ## Based on the active configuration, Makefile conditionally collects
54 ## the required assembly includes and saves them in a file.
55 ## Such files that do not have a clear one-to-one relation to a source
56 ## file under src/ are placed and built under $(objgenerated)
57 export objgenerated := $(obj)/generated
59 #######################################################################
60 # root rule to resolve if in build mode (ie. configuration exists)
61 real-target: $(obj)/config.h coreboot
62 coreboot: build-dirs $(obj)/coreboot.rom $(obj)/cbfstool $(obj)/rmodtool
64 #######################################################################
66 PHONY+= clean-abuild coreboot lint lint-stable build-dirs
68 #######################################################################
69 # root source directories of coreboot
70 subdirs-y := src/lib src/console src/device src/ec src/southbridge src/soc
71 subdirs-y += src/northbridge src/superio src/drivers src/cpu src/vendorcode
72 subdirs-y += util/cbfstool util/sconfig util/nvramtool
73 subdirs-y += src/arch/arm src/arch/arm64 src/arch/x86 src/arch/riscv
74 subdirs-y += src/mainboard/$(MAINBOARDDIR)
76 subdirs-y += site-local
78 #######################################################################
79 # Add source classes and their build options
80 classes-y := ramstage romstage bootblock smm smmstub cpu_microcode verstage
82 # Add dynamic classes for rmodules
83 $(foreach supported_arch,$(ARCH_SUPPORTED), \
84 $(eval $(call define_class,rmodules_$(supported_arch),$(supported_arch))))
86 #######################################################################
87 # Helper functions for various file placement matters
89 # int-add: adds an arbitrary number of space-separated integers in
90 # all formats understood by printf(1)
91 # int-align: align $1 to $2 units
92 # file-size: returns the filesize of the given file
93 _toint=$(shell printf "%d" $1)
94 _int-add2=$(shell expr $(call _toint,$1) + $(call _toint,$2))
95 int-add=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-add,$(call _int-add2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1)))
96 int-align=$(shell A=$(call _toint,$1) B=$(call _toint,$2); expr $$A + \( \( $$B - \( $$A % $$B \) \) % $$B \) )
97 file-size=$(shell cat $1 | wc -c)
99 #######################################################################
100 # Helper functions for ramstage postprocess
106 # files-in-dir-recursive,dir,files
107 files-in-dir-recursive=$(filter $(1)%,$(2))
110 parent-dir=$(dir $(if $(patsubst /%,,$(1)),,/)$(subst $( ),/,$(strip $(subst /, ,$(1)))))
112 # filters out exactly the directory specified
113 # filter-out-dir,dir_to_keep,dirs
114 filter-out-dir=$(filter-out $(1),$(2))
116 # filters out dir_to_keep and all its parents
117 # filter-out-dirs,dir_to_keep,dirs
118 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),$(2)))
121 dir-wildcards=$(addsuffix %,$(1))
123 # files-in-dir,dir,files
124 files-in-dir=$(filter-out $(call dir-wildcards,$(call filter-out-dirs,$(1),$(sort $(dir $(2))))),$(call files-in-dir-recursive,$(1),$(2)))
126 #######################################################################
127 # reduce command line length by linking the objects of each
128 # directory into an intermediate file
129 ramstage-postprocess=$(foreach d,$(sort $(dir $(1))), \
130 $(eval $(d)ramstage.o: $(call files-in-dir,$(d),$(1)); $$(LD_ramstage) -o $$@ -r $$^ ) \
131 $(eval ramstage-objs:=$(d)ramstage.o $(filter-out $(call files-in-dir,$(d),$(1)),$(ramstage-objs))))
133 verstage-c-ccopts:=-D__PRE_RAM__ -D__VER_STAGE__
134 verstage-S-ccopts:=-D__PRE_RAM__ -D__VER_STAGE__
135 romstage-c-ccopts:=-D__PRE_RAM__
136 romstage-S-ccopts:=-D__PRE_RAM__
137 ifeq ($(CONFIG_TRACE),y)
138 ramstage-c-ccopts:= -finstrument-functions
140 ifeq ($(CONFIG_COVERAGE),y)
141 ramstage-c-ccopts+=-fprofile-arcs -ftest-coverage
144 # try to fetch non-optional submodules if the source is under git
145 forgetthis:=$(if $(GIT),$(shell git submodule update --init))
146 ifeq ($(CONFIG_USE_BLOBS),y)
147 # this is necessary because 3rdparty is update=none, and so is ignored
148 # unless explicitly requested and enabled through --checkout
149 forgetthis:=$(if $(GIT),$(shell git submodule update --init --checkout 3rdparty))
152 bootblock-c-ccopts:=-D__BOOT_BLOCK__ -D__PRE_RAM__
153 bootblock-S-ccopts:=-D__BOOT_BLOCK__ -D__PRE_RAM__
155 smmstub-c-ccopts:=-D__SMM__
156 smmstub-S-ccopts:=-D__SMM__
157 smm-c-ccopts:=-D__SMM__
158 smm-S-ccopts:=-D__SMM__
160 # SMM TSEG base is dynamic
161 ifneq ($(CONFIG_SMM_MODULES),y)
162 ifeq ($(CONFIG_SMM_TSEG),y)
163 smm-c-ccopts += -fpic
167 ramstage-c-deps:=$$(OPTION_TABLE_H)
168 romstage-c-deps:=$$(OPTION_TABLE_H)
169 verstage-c-deps:=$$(OPTION_TABLE_H)
170 bootblock-c-deps:=$$(OPTION_TABLE_H)
171 smm-c-deps:=$$(OPTION_TABLE_H)
173 #######################################################################
174 # Add handler to compile ACPI's ASL
175 define ramstage-objs_asl_template
176 $(obj)/$(1).ramstage.o: src/$(1).asl $(obj)/config.h
177 @printf " IASL $$(subst $(top)/,,$$(@))\n"
178 $(CC_ramstage) -x assembler-with-cpp -E -MMD -MT $$(@) -D__ACPI__ -P -include $(src)/include/kconfig.h -I$(obj) -I$(src) -I$(src)/include -I$(src)/arch/$(ARCHDIR-$(ARCH-ramstage-y))/include -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$(basename $$@).asl
179 cd $$(dir $$@); $(IASL) -p $$(notdir $$@) -tc $$(notdir $$(basename $$@)).asl
180 mv $$(basename $$@).hex $$(basename $$@).c
181 $(CC_ramstage) $$(CFLAGS_ramstage) $$(CPPFLAGS_ramstage) $$(if $$(subst dsdt,,$$(basename $$(notdir $(1)))), -DAmlCode=AmlCode_$$(basename $$(notdir $(1)))) -c -o $$@ $$(basename $$@).c
182 # keep %.o: %.c rule from catching the temporary .c file after a make clean
183 mv $$(basename $$@).c $$(basename $$@).hex
186 #######################################################################
187 # Parse plaintext cmos defaults into binary format
189 # arg2: binary file name
190 cbfs-files-processor-nvramtool= \
191 $(eval $(2): $(1) $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout | $(objutil)/nvramtool/nvramtool ; \
192 printf " CREATE $(2) (from $(1))\n"; $(objutil)/nvramtool/nvramtool -y $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout -D $(2).tmp -p $(1) && mv $(2).tmp $(2))
194 #######################################################################
195 # Link VSA binary to ELF-ish stage
197 # arg2: binary file name
198 cbfs-files-processor-vsa= \
199 $(eval $(2): $(1) ; \
200 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))
202 #######################################################################
203 # Add handler for arbitrary files in CBFS
204 $(call add-special-class,cbfs-files)
205 cbfs-files-handler= \
206 $(eval tmp-cbfs-method:=$(word 2, $(subst :, ,$($(2)-file)))) \
207 $(eval $(2)-file:=$(call strip_quotes,$(word 1, $(subst :, ,$($(2)-file))))) \
208 $(if $(wildcard $(1)$($(2)-file)), \
209 $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
210 $(eval tmp-cbfs-file:= $($(2)-file))) \
211 $(if $(strip $($(2)-required)), \
212 $(if $(wildcard $(tmp-cbfs-file)),, \
213 $(info This build configuration requires $($(2)-required)) \
214 $(eval FAILBUILD:=1) \
216 $(if $(strip $($(2)-align)), \
217 $(if $(strip $($(2)-position)), \
218 $(info ERROR: It is not allowed to specify both alignment and position for $($(2)-file)) \
219 $(eval FAILBUILD:=1) \
221 $(if $(tmp-cbfs-method), \
222 $(eval tmp-old-cbfs-file:=$(tmp-cbfs-file)) \
223 $(eval tmp-cbfs-file:=$(shell mkdir -p $(obj)/mainboard/$(MAINBOARDDIR); mktemp $(obj)/mainboard/$(MAINBOARDDIR)/cbfs-file.XXXXXX).out) \
224 $(call cbfs-files-processor-$(tmp-cbfs-method),$(tmp-old-cbfs-file),$(tmp-cbfs-file))) \
225 $(eval cbfs-files += $(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-compression)|$(strip $($(2)-position))|$($(2)-align))\
226 $(eval $(2)-name:=) \
227 $(eval $(2)-type:=) \
228 $(eval $(2)-compression:=) \
229 $(eval $(2)-position:=) \
230 $(eval $(2)-required:=) \
233 #######################################################################
234 # a variety of flags for our build
235 CBFS_COMPRESS_FLAG:=none
236 ifeq ($(CONFIG_COMPRESS_RAMSTAGE),y)
237 CBFS_COMPRESS_FLAG:=LZMA
240 CBFS_PAYLOAD_COMPRESS_FLAG:=none
241 ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
242 CBFS_PAYLOAD_COMPRESS_FLAG:=LZMA
245 ifneq ($(CONFIG_LOCALVERSION),"")
246 export COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
249 CPPFLAGS_common := -Isrc -Isrc/include -I$(obj)
250 CPPFLAGS_common += -Isrc/device/oprom/include
251 CPPFLAGS_common += -include $(src)/include/kconfig.h
253 CFLAGS_common += -pipe -g -nostdinc
254 CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
255 CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
256 CFLAGS_common += -Wstrict-aliasing -Wshadow -Wno-unused-but-set-variable
257 ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
258 CFLAGS_common += -Werror
260 CFLAGS_common += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
261 ifneq ($(GDB_DEBUG),)
268 additional-dirs := $(objutil)/cbfstool $(objutil)/romcc $(objutil)/ifdtool \
269 $(objutil)/ifdfake $(objutil)/options $(objutil)/fletcher \
270 $(objutil)/cbootimage
272 #######################################################################
273 # generate build support files
274 $(obj)/build.h: .xcompile
275 @printf " GEN build.h\n"
277 util/genbuild_h/genbuild_h.sh > $(obj)/build.ht
278 mv $(obj)/build.ht $(obj)/build.h
280 $(obj)/ldoptions: $(obj)/config.h
281 awk '/^#define ([^"])* ([^"])*$$/ {gsub("\\r","",$$3); print $$2 " = " $$3 ";";}' $< > $@
284 mkdir -p $(objcbfs) $(objgenerated)
286 #######################################################################
288 CBFSTOOL:=$(objutil)/cbfstool/cbfstool
289 RMODTOOL:=$(objutil)/cbfstool/rmodtool
291 $(obj)/cbfstool: $(CBFSTOOL)
294 $(obj)/rmodtool: $(RMODTOOL)
297 _WINCHECK=$(shell uname -o 2> /dev/null)
299 ifeq ($(_WINCHECK),Msys)
300 STACK=-Wl,--stack,16384000
302 ifeq ($(_WINCHECK),Cygwin)
303 STACK=-Wl,--stack,16384000
306 # this allows ccache to prepend itself
307 # (ccache handling happens first)
308 ROMCC_BIN= $(objutil)/romcc/romcc
310 $(ROMCC_BIN): $(top)/util/romcc/romcc.c
311 @printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n"
312 @# Note: Adding -O2 here might cause problems. For details see:
313 @# http://www.coreboot.org/pipermail/coreboot/2010-February/055825.html
314 $(HOSTCC) -g $(STACK) -Wall -o $@ $<
316 IFDTOOL:=$(objutil)/ifdtool/ifdtool
317 $(IFDTOOL): $(top)/util/ifdtool/ifdtool.c
318 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
319 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
321 IFDFAKE:=$(objutil)/ifdfake/ifdfake
322 $(IFDFAKE): $(top)/util/ifdfake/ifdfake.c
323 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
324 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
326 FLETCHER:=$(objutil)/fletcher/fletcher
327 $(FLETCHER): $(top)/util/fletcher/fletcher.c
328 @printf " HOSTCC $(subst $(obj)/,,$(@))\n"
329 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
331 CBOOTIMAGE:=$(objutil)/cbootimage/cbootimage
333 subdirs-y += util/nvidia
335 #######################################################################
336 # needed objects that every mainboard uses
337 # Creation of these is architecture and mainboard independent
338 $(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devicetree.cb $(objutil)/sconfig/sconfig
339 @printf " SCONFIG $(subst $(src)/,,$(<))\n"
340 mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
341 $(objutil)/sconfig/sconfig $(MAINBOARDDIR) $(obj)/mainboard/$(MAINBOARDDIR)
343 ramstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
344 romstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
346 $(objutil)/%.o: $(objutil)/%.c
347 @printf " HOSTCC $(subst $(objutil)/,,$(@))\n"
348 $(HOSTCC) -MMD -I$(subst $(objutil)/,util/,$(dir $<)) -I$(dir $<) $(HOSTCFLAGS) -c -o $@ $<
350 $(obj)/%.ramstage.o $(abspath $(obj))/%.ramstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
351 @printf " CC $(subst $(obj)/,,$(@))\n"
352 $(CC_ramstage) -MMD $(CFLAGS_ramstage) $(CPPFLAGS_ramstage) $(ramstage-c-ccopts) -c -o $@ $<
354 $(obj)/%.romstage.o $(abspath $(obj))/%.romstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
355 @printf " CC $(subst $(obj)/,,$(@))\n"
356 $(CC_romstage) -MMD $(CFLAGS_romstage) $(CPPFLAGS_romstage) $(romstage-c-ccopts) -c -o $@ $<
358 $(obj)/%.verstage.o $(abspath $(obj))/%.verstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
359 @printf " CC $(subst $(obj)/,,$(@))\n"
360 $(CC_verstage) -MMD $(CFLAGS_verstage) $(verstage-c-ccopts) -c -o $@ $<
362 $(obj)/%.bootblock.o $(abspath $(obj))/%.bootblock.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
363 @printf " CC $(subst $(obj)/,,$(@))\n"
364 $(CC_bootblock) -MMD $(CFLAGS_bootblock) $(CPPFLAGS_bootblock) $(bootblock-c-ccopts) -c -o $@ $<
366 #######################################################################
369 rm -rf coreboot-builds
371 clean-for-update-target:
372 rm -f $(obj)/ramstage* $(obj)/coreboot.romstage $(obj)/coreboot.pre* $(obj)/coreboot.bootblock $(obj)/coreboot.a
373 rm -rf $(obj)/bootblock* $(obj)/romstage* $(obj)/location.*
374 rm -f $(obj)/option_table.* $(obj)/crt0.S $(obj)/ldscript
375 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
376 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
377 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc
378 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.* $(obj)/mainboard/$(MAINBOARDDIR)/dsdt.*
379 rm -f $(obj)/cpu/x86/smm/smm_bin.c $(obj)/cpu/x86/smm/smm.* $(obj)/cpu/x86/smm/smm
380 $(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc clean OUT=$(abspath $(obj)) HOSTCC="$(HOSTCC)" CC="$(CC_x86_32)" LD="$(LD_x86_32)"
383 rm -f $(obj)/coreboot*
385 #######################################################################
386 # Development utilities
389 @echo ldscripts=$(ldscripts)
392 dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF
395 FAILED=0; LINTLOG=`mktemp .tmpconfig.lintXXXXX`; \
396 for script in util/lint/$@-*; do \
397 echo; echo `basename $$script`; \
398 grep "^# DESCR:" $$script | sed "s,.*DESCR: *,," ; \
400 $$script > $$LINTLOG; \
401 if [ `cat $$LINTLOG | wc -l` -eq 0 ]; then \
402 printf "success\n\n"; \
404 echo test failed: ; \
407 FAILED=$$(( $$FAILED + 1 )); \
411 test $$FAILED -eq 0 || { echo "ERROR: $$FAILED test(s) failed."; rm -f $$LINTLOG && exit 1; }; \
417 for hook in commit-msg pre-commit ; do \
418 if [ util/gitconfig/$$hook -nt .git/hooks/$$hook -o \
419 ! -x .git/hooks/$$hook ]; then \
420 cp util/gitconfig/$$hook .git/hooks/$$hook; \
421 chmod +x .git/hooks/$$hook; \
424 git config remote.origin.push HEAD:refs/for/master
425 (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)
427 crossgcc: crossgcc-i386 crossgcc-x64 crossgcc-arm crossgcc-aarch64 crossgcc-mips crossgcc-riscv
429 .PHONY: crossgcc-i386 crossgcc-x64 crossgcc-arm crossgcc-aarch64 crossgcc-mips crossgcc-riscv
430 crossgcc-i386: clean-for-update
431 $(MAKE) -C util/crossgcc build-i386-without-gdb
433 crossgcc-x64: clean-for-update
434 $(MAKE) -C util/crossgcc build-x64-without-gdb
436 crossgcc-arm: clean-for-update
437 $(MAKE) -C util/crossgcc build-armv7a-without-gdb
439 crossgcc-aarch64: clean-for-update
440 $(MAKE) -C util/crossgcc build-aarch64-without-gdb
442 crossgcc-mips: clean-for-update
443 $(MAKE) -C util/crossgcc build-mips-without-gdb
445 crossgcc-riscv: clean-for-update
446 $(MAKE) -C util/crossgcc build-riscv-without-gdb
448 crosstools: crosstools-i386 crosstools-x64 crosstools-arm crosstools-aarch64 crosstools-mips crosstools-riscv
450 .PHONY: crosstools-i386 crosstools-x64 crosstools-arm crosstools-aarch64 crosstools-mips crosstools-riscv
451 crosstools-i386: clean-for-update
452 $(MAKE) -C util/crossgcc build-i386
454 crosstools-x64: clean-for-update
455 $(MAKE) -C util/crossgcc build-x64
457 crosstools-arm: clean-for-update
458 $(MAKE) -C util/crossgcc build-armv7a
460 crosstools-aarch64: clean-for-update
461 $(MAKE) -C util/crossgcc build-aarch64
463 crosstools-mips: clean-for-update
464 $(MAKE) -C util/crossgcc build-mips
466 crosstools-riscv: clean-for-update
467 $(MAKE) -C util/crossgcc build-riscv
469 crossgcc-clean: clean-for-update
470 $(MAKE) -C util/crossgcc clean
472 tools: $(objutil)/kconfig/conf $(objutil)/cbfstool/cbfstool $(objutil)/cbfstool/rmodtool $(objutil)/nvramtool/nvramtool $(ROMCC_BIN) $(objutil)/sconfig/sconfig $(IFDTOOL) $(IFDFAKE) $(CBOOTIMAGE)
474 ###########################################################################
475 # Common recipes for all stages
476 ###########################################################################
478 # find-substr is required for stages like romstage_null and romstage_xip to
479 # eliminate the _* part of the string
480 find-substr = $(word 1,$(subst _, ,$(1)))
482 # find-class is used to identify the class from the name of the stage
483 # The input to this macro can be something like romstage.x or romstage.x.y
484 # find-class recursively strips off the suffixes to extract the exact class name
485 # e.g.: if romstage.x is provided to find-class, it will remove .x and return romstage
486 # if romstage.x.y is provided, it will first remove .y, call find-class with romstage.x
487 # and remove .x the next time and finally return romstage
488 find-class = $(if $(filter $(1),$(basename $(1))),$(if $(CC_$(1)), $(1), $(call find-substr,$(1))),$(call find-class,$(basename $(1))))
490 $(objcbfs)/%.bin: $(objcbfs)/%.elf
491 $(eval class := $(call find-class,$(@F)))
492 @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
493 $(OBJCOPY_$(class)) -O binary $< $@
495 $(objcbfs)/%.elf: $(objcbfs)/%.debug
496 $(eval class := $(call find-class,$(@F)))
497 @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
499 $(NM_$(class)) -n $@.tmp | sort > $(basename $@).map
500 $(OBJCOPY_$(class)) --strip-debug $@.tmp
501 $(OBJCOPY_$(class)) --add-gnu-debuglink=$< $@.tmp
504 ###########################################################################
505 # Build the final rom image
506 ###########################################################################
508 COREBOOT_ROM_DEPENDENCIES:=
509 ifeq ($(CONFIG_PAYLOAD_ELF),y)
510 COREBOOT_ROM_DEPENDENCIES+=$(CONFIG_PAYLOAD_FILE)
512 ifeq ($(CONFIG_PAYLOAD_SEABIOS),y)
513 COREBOOT_ROM_DEPENDENCIES+=seabios
515 ifeq ($(CONFIG_PAYLOAD_FILO),y)
516 COREBOOT_ROM_DEPENDENCIES+=filo
518 ifeq ($(CONFIG_PAYLOAD_GRUB2),y)
519 COREBOOT_ROM_DEPENDENCIES+=grub2
522 extract_nth=$(patsubst -%-,%,$(word $(1), $(subst |,- -,-$(2)-)))
526 add$(if $(filter stage,$(call extract_nth,3,$(file))),-stage)$(if $(filter payload,$(call extract_nth,3,$(file))),-payload) \
527 -f $(call extract_nth,1,$(file)) \
528 -n $(call extract_nth,2,$(file)) $(if $(filter-out stage,$(call extract_nth,3,$(file))),-t $(call extract_nth,3,$(file)))
530 ifneq ($(CONFIG_UPDATE_IMAGE),y)
532 $(foreach file,$(cbfs-files), \
533 $(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 \
534 $(cbfs-add-cmd) -b {} &&,\
535 $(cbfs-add-cmd) $(if $(call extract_nth,5,$(file)),-b $(call extract_nth,5,$(file))) &&))
536 prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file)))
538 $(obj)/coreboot.pre1: $(objcbfs)/bootblock.bin $$(prebuilt-files) $(CBFSTOOL) $$(cpu_ucode_cbfs_file)
539 $(CBFSTOOL) $@.tmp create -s $(CONFIG_COREBOOT_ROMSIZE_KB)K \
540 -B $(objcbfs)/bootblock.bin -a 64 \
541 $(CBFSTOOL_PRE1_OPTS)
542 $(prebuild-files) true
543 $(call add-cpu-microcode-to-cbfs,$@.tmp)
546 .PHONY: $(obj)/coreboot.pre1
547 $(obj)/coreboot.pre1: $(CBFSTOOL)
548 mv $(obj)/coreboot.rom $@
551 ifeq ($(CONFIG_PAYLOAD_LINUX),y)
552 ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_COMMAND_LINE))),)
553 ADDITIONAL_PAYLOAD_CONFIG+=-C $(CONFIG_LINUX_COMMAND_LINE)
555 ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD))),)
556 ADDITIONAL_PAYLOAD_CONFIG+=-I $(CONFIG_LINUX_INITRD)
560 ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y)
561 REFCODE_BLOB=$(obj)/refcode.rmod
562 $(REFCODE_BLOB): $(RMODTOOL)
563 $(RMODTOOL) -i $(CONFIG_REFCODE_BLOB_FILE) -o $@
566 $(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/ramstage.elf $(CBFSTOOL) $(call strip_quotes,$(COREBOOT_ROM_DEPENDENCIES)) $$(INTERMEDIATE) $$(VBOOT_STUB) $(REFCODE_BLOB)
567 @printf " CBFS $(subst $(obj)/,,$(@))\n"
568 cp $(obj)/coreboot.pre $@.tmp
569 $(CBFSTOOL) $@.tmp add-stage -f $(objcbfs)/ramstage.elf -n $(CONFIG_CBFS_PREFIX)/ramstage -c $(CBFS_COMPRESS_FLAG)
570 ifeq ($(CONFIG_PAYLOAD_NONE),y)
571 @printf " PAYLOAD none (as specified by user)\n"
573 ifneq ($(CONFIG_PAYLOAD_FILE),)
574 @printf " PAYLOAD $(CONFIG_PAYLOAD_FILE) (compression: $(CBFS_PAYLOAD_COMPRESS_FLAG))\n"
575 $(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG) $(ADDITIONAL_PAYLOAD_CONFIG)
577 ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),)
578 ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),0)
579 @printf " SeaBIOS Wait up to $(CONFIG_SEABIOS_PS2_TIMEOUT) ms for PS/2 keyboard controller initialization\n"
580 $(CBFSTOOL) $@.tmp add-int -i $(CONFIG_SEABIOS_PS2_TIMEOUT) -n etc/ps2-keyboard-spinup
583 ifeq ($(CONFIG_SEABIOS_VGA_COREBOOT),y)
584 @printf " SeaBIOS Adding generated legacy VGA option rom.\n"
585 $(CBFSTOOL) $@.tmp add -f $(CONFIG_PAYLOAD_VGABIOS_FILE) -n vgaroms/seavgabios.bin -t raw
587 ifeq ($(CONFIG_INCLUDE_CONFIG_FILE),y)
588 @printf " CONFIG $(DOTCONFIG)\n"
589 if [ -f $(DOTCONFIG) ]; then \
590 echo "# This image was built using git revision" `git rev-parse HEAD` > $(obj)/config.tmp ; \
591 sed -e '/^#/d' -e '/^ *$$/d' $(DOTCONFIG) >> $(obj)/config.tmp ; \
592 $(CBFSTOOL) $@.tmp add -f $(obj)/config.tmp -n config -t raw; rm -f $(obj)/config.tmp ; fi
593 @printf " REVISION build.h\n"
594 if [ -f $(obj)/build.h ]; then $(CBFSTOOL) $@.tmp add -f $(obj)/build.h -n revision -t raw; fi
596 ifeq ($(CONFIG_VBOOT_VERIFY_FIRMWARE),y)
597 $(CBFSTOOL) $@.tmp add-stage -f $(VBOOT_STUB) -n $(CONFIG_CBFS_PREFIX)/vboot -c $(CBFS_COMPRESS_FLAG)
599 ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y)
600 $(CBFSTOOL) $@.tmp add-stage -f $(REFCODE_BLOB) -n $(CONFIG_CBFS_PREFIX)/refcode -c $(CBFS_COMPRESS_FLAG)
602 ifeq ($(CONFIG_PXE_ROM),y)
603 $(CBFSTOOL) $@.tmp add -f $(CONFIG_PXE_ROM_FILE) -n pci$(CONFIG_PXE_ROM_ID).rom -t raw
605 ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y)
606 ifeq ($(CONFIG_CPU_MICROCODE_ADDED_DURING_BUILD),y)
607 @printf " UPDATE-FIT \n"
608 $(CBFSTOOL) $@.tmp update-fit -n cpu_microcode_blob.bin -x $(CONFIG_CPU_INTEL_NUM_FIT_ENTRIES)
612 @printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n"
615 cbfs-files-$(CONFIG_BOOTSPLASH) += bootsplash.jpg
616 bootsplash.jpg-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE))
617 bootsplash.jpg-type := bootsplash
619 $(obj)/coreboot.pre: $(objcbfs)/romstage.elf $(obj)/coreboot.pre1 $(CBFSTOOL)
620 @printf " CBFS $(subst $(obj)/,,$(@))\n"
621 cp $(obj)/coreboot.pre1 $@.tmp
622 $(CBFSTOOL) $@.tmp add-stage \
623 -f $(objcbfs)/romstage.elf \
624 -n $(CONFIG_CBFS_PREFIX)/romstage -c none \
630 util/abuild/abuild -B -J $(if $(JENKINS_NOCCACHE),,-y) -c 4 -z -p $(JENKINS_PAYLOAD)
631 (cd payloads/libpayload; $(MAKE) $(if $(JENKINS_NOCCACHE),,CONFIG_CCACHE=y) V=$(V) Q=$(Q) junit.xml)
632 $(MAKE) V=$(V) Q=$(Q) -C util/cbmem junit.xml