1 # SPDX-License-Identifier: GPL-2.0-only
4 GIT:=$(shell git -C "$(top)" rev-parse --git-dir 1>/dev/null 2>&1 \
10 #######################################################################
11 # normalize Kconfig variables in a central place
12 CONFIG_CBFS_PREFIX:=$(call strip_quotes,$(CONFIG_CBFS_PREFIX))
13 CONFIG_FMDFILE:=$(call strip_quotes,$(CONFIG_FMDFILE))
14 CONFIG_DEVICETREE:=$(call strip_quotes, $(CONFIG_DEVICETREE))
15 CONFIG_OVERRIDE_DEVICETREE:=$(call strip_quotes, $(CONFIG_OVERRIDE_DEVICETREE))
16 CONFIG_CHIPSET_DEVICETREE:=$(call strip_quotes, $(CONFIG_CHIPSET_DEVICETREE))
17 CONFIG_MEMLAYOUT_LD_FILE:=$(call strip_quotes, $(CONFIG_MEMLAYOUT_LD_FILE))
19 #######################################################################
20 # misleadingly named, this is the coreboot version
21 ifeq ($(KERNELVERSION),)
22 ifeq ($(BUILD_TIMELESS),1)
23 KERNELVERSION := -TIMELESS--LESSTIME-
25 KERNELVERSION := $(strip $(if $(GIT),\
26 $(shell git describe --abbrev=12 --dirty --always || git describe),\
27 $(if $(wildcard $(top)/.coreboot-version),\
28 $(shell cat $(top)/.coreboot-version),\
29 coreboot-unknown$(KERNELREVISION))))
32 COREBOOT_EXPORTS += KERNELVERSION
34 #######################################################################
35 # Basic component discovery
36 MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
37 VARIANT_DIR:=$(call strip_quotes,$(CONFIG_VARIANT_DIR))
38 CARRIER_DIR:=$(call strip_quotes,$(CONFIG_CARRIER_DIR))
39 COREBOOT_EXPORTS += MAINBOARDDIR VARIANT_DIR CARRIER_DIR
41 ## Final build results, which CBFSTOOL uses to create the final
42 ## rom image file, are placed under $(objcbfs).
43 ## These typically have suffixes .debug .elf .bin and .map
44 objcbfs := $(obj)/cbfs/$(CONFIG_CBFS_PREFIX)
45 additional-dirs += $(objcbfs)
46 COREBOOT_EXPORTS += objcbfs
48 ## Based on the active configuration, Makefile conditionally collects
49 ## the required assembly includes and saves them in a file.
50 ## Such files that do not have a clear one-to-one relation to a source
51 ## file under src/ are placed and built under $(objgenerated)
52 objgenerated := $(obj)/generated
53 additional-dirs += $(objgenerated)
54 COREBOOT_EXPORTS += objgenerated
56 ## CCACHE_EXTRAFILES can be set by individual rules to help CCACHE
57 ## discover dependencies it might not notice on its own (e.g. asm (".incbin")).
58 COREBOOT_EXPORTS += CCACHE_EXTRAFILES
60 #######################################################################
61 # root rule to resolve if in build mode (ie. configuration exists)
62 real-target: $(obj)/config.h coreboot files_added
63 coreboot: $(obj)/coreboot.rom $(obj)/cbfstool $(obj)/rmodtool $(obj)/ifwitool $(obj)/cse_fpt $(obj)/cse_serger
65 # This target can be used in site local to run scripts or additional
66 # targets after the build completes by creating a Makefile.inc in the
67 # site-local directory with a target named 'build_complete::'
68 build_complete:: coreboot
69 printf "\nBuilt %s (%s)\n" $(MAINBOARDDIR) $(CONFIG_MAINBOARD_PART_NUMBER)
70 if [ -f "$(CCACHE_STATSLOG)" ]; then \
71 printf "\nccache statistics\n"; \
72 $(CCACHE) --show-log-stats -v; \
75 # This target can be used to run rules after all files were added to CBFS,
76 # for example to process FMAP regions or the entire image.
77 files_added:: build_complete
79 #######################################################################
81 PHONY+= clean-abuild coreboot check-style build_complete
83 #######################################################################
84 # root source directories of coreboot
85 subdirs-y := src/lib src/commonlib/ src/console src/device src/acpi src/superio/common
86 subdirs-$(CONFIG_EC_ACPI) += src/ec/intel
87 subdirs-y += src/ec/acpi $(wildcard src/ec/*/*) $(wildcard src/southbridge/*/*)
88 subdirs-y += $(wildcard src/soc/*) $(wildcard src/soc/*/common) $(filter-out $(wildcard src/soc/*/common),$(wildcard src/soc/*/*))
89 subdirs-y += $(wildcard src/northbridge/*/*)
90 subdirs-y += $(filter-out src/superio/common,$(wildcard src/superio/*)) $(wildcard src/superio/*/*)
91 subdirs-y += $(wildcard src/drivers/*) $(wildcard src/drivers/*/*) $(wildcard src/drivers/*/*/*)
92 subdirs-y += src/cpu src/vendorcode
93 subdirs-y += util/cbfstool util/sconfig util/nvramtool util/pgtblgen util/amdfwtool
94 subdirs-y += util/futility util/marvell util/bincfg util/supermicro util/qemu
95 subdirs-y += util/ifdtool
96 subdirs-y += $(wildcard src/arch/*)
97 subdirs-y += src/mainboard/$(MAINBOARDDIR)
98 subdirs-y += src/security
99 subdirs-y += payloads payloads/external
100 subdirs-$(CONFIG_SBOM) += src/sbom
102 subdirs-y += site-local
103 subdirs-y += util/checklist util/testing
105 #######################################################################
106 # Add source classes and their build options
107 classes-y := ramstage romstage bootblock decompressor postcar smm smmstub cpu_microcode verstage
109 # Add a special 'all' class to add sources to all stages
110 $(call add-special-class,all)
111 all-handler = $(foreach class,bootblock verstage romstage postcar ramstage,$(eval $(class)-y += $(2)))
113 $(call add-special-class,all_x86)
114 all_x86-handler = $(foreach class,bootblock verstage_x86 romstage postcar ramstage,$(eval $(class)-y += $(2)))
116 $(call add-special-class,verstage_x86)
117 ifeq ($(CONFIG_ARCH_VERSTAGE_X86_32)$(CONFIG_ARCH_VERSTAGE_X86_64),y)
118 verstage_x86-handler = $(eval verstage-y += $(2))
120 verstage_x86-handler =
123 # Add dynamic classes for rmodules
124 $(foreach supported_arch,$(ARCH_SUPPORTED), \
125 $(eval $(call define_class,rmodules_$(supported_arch),$(supported_arch))))
126 # Provide a macro to determine environment for free standing rmodules.
127 $(foreach supported_arch,$(ARCH_SUPPORTED), \
128 $(eval rmodules_$(supported_arch)-generic-ccopts += -D__RMODULE__))
130 #######################################################################
131 # Helper functions for math, strings, and various file placement matters.
132 # macros work on all formats understood by printf(1)
133 # values are space separated if using more than one value
135 # int-add: adds an arbitrary length list of integers
136 # int-subtract: subtracts the second of two integers from the first
137 # int-multiply: multiplies an arbitrary length list of integers
138 # int-divide: divides the first integer by the second
139 # int-remainder: arithmetic remainder of the first number divided by the second
140 # int-shift-left: Shift $1 left by $2 bits
141 # int-lt: 1 if the first value is less than the second. 0 otherwise
142 # int-gt: 1 if the first values is greater than the second. 0 otherwise
143 # int-eq: 1 if the two values are equal. 0 otherwise
144 # int-align: align $1 to $2 units
145 # file-size: returns the filesize of the given file
146 # tolower: returns the value in all lowercase
147 # toupper: returns the value in all uppercase
148 # ws_to_under: returns the value with any whitespace changed to underscores
149 # get_fmap_value returns the value of a given FMAP field from fmap_config.h
150 _toint=$(shell printf "%d" $1)
151 _tohex=$(shell printf 0x"%x" $1)
152 _int-add2=$(shell expr $(call _toint,$1) + $(call _toint,$2))
153 int-add=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-add,$(call _int-add2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1)))
154 int-subtract=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) - $(call _toint,$(word 2,$1))))
155 _int-multiply2=$(shell expr $(call _toint,$1) \* $(call _toint,$2))
156 int-multiply=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-multiply,$(call _int-multiply2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1)))
157 int-divide=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) / $(call _toint,$(word 2,$1))))
158 int-remainder=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) % $(call _toint,$(word 2,$1))))
159 int-shift-left=$(shell echo "$(call _toint,$(word 1, $1)) * (2 ^ $(call _toint,$(word 2, $1)))" | bc)
160 int-lt=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) \< $(call _toint,$(word 2,$1))))
161 int-gt=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) \> $(call _toint,$(word 2,$1))))
162 int-eq=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) = $(call _toint,$(word 2,$1))))
163 int-align=$(shell A=$(call _toint,$1) B=$(call _toint,$2); expr $$A + \( \( $$B - \( $$A % $$B \) \) % $$B \) )
164 int-align-down=$(shell A=$(call _toint,$1) B=$(call _toint,$2); expr $$A - \( $$A % $$B \) )
165 file-size=$(strip $(shell wc -c "$1" | cut -f 1 -d ' '))
166 tolower=$(shell echo '$1' | tr '[:upper:]' '[:lower:]')
167 toupper=$(shell echo '$1' | tr '[:lower:]' '[:upper:]')
168 ws_to_under=$(shell echo '$1' | tr ' \t' '_')
169 get_fmap_value=$(shell awk '$$2 == "$1" {print $$3}' $(obj)/fmap_config.h)
171 #######################################################################
172 # Helper functions for ramstage postprocess
177 # Returns all files and dirs below `dir` (recursively).
178 # files-below-dir,dir,files
179 files-below-dir=$(filter $(1)%,$(2))
181 # Returns all dirs below `dir` (recursively).
182 # dirs-below-dir,dir,files
183 dirs-below-dir=$(filter-out $(1),$(sort $(dir $(call files-below-dir,$(1),$(2)))))
185 # Returns all files directly in `dir` (non-recursively).
186 # files-in-dir,dir,files
187 files-in-dir=$(filter-out $(addsuffix %,$(call dirs-below-dir,$(1),$(2))),$(call files-below-dir,$(1),$(2)))
189 #######################################################################
190 # reduce command line length by linking the objects of each
191 # directory into an intermediate file
192 ramstage-postprocess=$$(eval DEPENDENCIES+=$$(addsuffix .d,$$(basename $(1)))) \
193 $(foreach d,$(sort $(dir $(filter-out %.ld,$(1)))), \
194 $(eval $(d)ramstage.a: $(call files-in-dir,$(d),$(filter-out %.ld,$(1))); rm -f $$@ && $(AR_ramstage) rcsT $$@ $$^ ) \
195 $(eval ramstage-objs:=$(d)ramstage.a $(filter-out $(filter-out %.ld, $(call files-in-dir,$(d),$(1))),$(ramstage-objs))))
197 decompressor-generic-ccopts += -D__DECOMPRESSOR__
198 bootblock-generic-ccopts += -D__BOOTBLOCK__
199 romstage-generic-ccopts += -D__ROMSTAGE__
200 ramstage-generic-ccopts += -D__RAMSTAGE__
201 ifeq ($(CONFIG_COVERAGE),y)
202 ramstage-c-ccopts += -fprofile-arcs -ftest-coverage
205 ifneq ($(UPDATED_SUBMODULES),1)
206 $(info Updating git submodules.)
207 # try to fetch non-optional submodules if the source is under git
208 forgetthis:=$(shell git submodule update --init $(quiet_errors))
209 # Checkout Cmocka repository
210 forgetthis:=$(shell git submodule update --init --checkout 3rdparty/cmocka $(quiet_errors))
211 ifeq ($(CONFIG_USE_BLOBS),y)
212 # These items are necessary because each has update=none in .gitmodules. They are ignored
213 # until expressly requested and enabled with --checkout
214 forgetthis:=$(shell git submodule update --init --checkout 3rdparty/blobs $(quiet_errors))
215 forgetthis:=$(shell git submodule update --init --checkout 3rdparty/intel-microcode $(quiet_errors))
216 ifeq ($(CONFIG_FSP_USE_REPO),y)
217 forgetthis:=$(shell git submodule update --init --checkout 3rdparty/fsp $(quiet_errors))
219 ifeq ($(CONFIG_USE_AMD_BLOBS),y)
220 forgetthis:=$(shell git submodule update --init --checkout 3rdparty/amd_blobs $(quiet_errors))
222 ifeq ($(CONFIG_USE_QC_BLOBS),y)
223 forgetthis:=$(shell git submodule update --init --checkout 3rdparty/qc_blobs $(quiet_errors))
226 UPDATED_SUBMODULES:=1
227 COREBOOT_EXPORTS += UPDATED_SUBMODULES
232 postcar-c-deps:=$$(OPTION_TABLE_H)
233 ramstage-c-deps:=$$(OPTION_TABLE_H)
234 romstage-c-deps:=$$(OPTION_TABLE_H)
235 verstage-c-deps:=$$(OPTION_TABLE_H)
236 bootblock-c-deps:=$$(OPTION_TABLE_H)
237 $(foreach type,ads adb, \
238 $(foreach stage,$(COREBOOT_STANDARD_STAGES), \
239 $(eval $(stage)-$(type)-deps := \
240 $(obj)/$(stage)/$(notdir $(KCONFIG_AUTOADS)) \
241 $(obj)/libgnat-$(ARCH-$(stage)-y)/libgnat.a)))
243 # Add handler to copy linker scripts
244 define generic-objs_ld_template_gen
245 de$(EMPTY)fine $(1)-objs_ld_template
246 $$(call src-to-obj,$1,$$(1).ld): $$(1).ld $(obj)/config.h $(obj)/fmap_config.h
247 @printf " CP $$$$(subst $$$$(obj)/,,$$$$(@))\n"
248 $$(CC_$(1)) -MMD $$(CPPFLAGS_$(1)) $$($(1)-ld-ccopts) $(PREPROCESS_ONLY) -include $(obj)/config.h -MT $$$$@ -o $$$$@ $$$$<
252 # Add handler to deal with archives
253 define generic-objs_a_template_gen
254 de$(EMPTY)fine $(1)-objs_a_template
255 $$(call src-to-obj,$1,$$(1).a): $$(1).a
256 @printf " AR $$$$(subst $$$$(obj)/,,$$$$(@))\n"
257 $$$$(AR_$(1)) rcsT $$$$@.tmp $$$$<
262 # Add handler to add no rules for manual files
263 define generic-objs_manual_template_gen
267 #######################################################################
268 # Add handler to compile ACPI's ASL
269 # arg1: base file name
270 # arg2: y or n for including in cbfs. defaults to y
272 # Empty resource templates were marked as a warning in IASL with the comment
273 # "This would appear to be worthless in real-world ASL code.", which is
274 # possibly true in many cases. In other cases it seems that an empty
275 # ResourceTemplate is the correct code.
276 # As it's valid ASL, disable the warning.
277 EMPTY_RESOURCE_TEMPLATE_WARNING = 3150
279 IASL_WARNINGS_LIST = $(EMPTY_RESOURCE_TEMPLATE_WARNING)
281 IGNORED_IASL_WARNINGS = $(addprefix -vw , $(IASL_WARNINGS_LIST))
284 $(CONFIG_CBFS_PREFIX)/$(1).aml-file = $(obj)/$(1).aml
285 $(CONFIG_CBFS_PREFIX)/$(1).aml-type = raw
286 $(CONFIG_CBFS_PREFIX)/$(1).aml-compression = none
287 ifeq ($(CONFIG_SOC_AMD_COMMON_BLOCK_LPC_SPI_DMA),y)
288 $(CONFIG_CBFS_PREFIX)/$(1).aml-align = 64
290 cbfs-files-$(if $(2),$(2),y) += $(CONFIG_CBFS_PREFIX)/$(1).aml
291 -include $(obj)/$(1).d
292 $(obj)/$(1).aml: $(src)/mainboard/$(MAINBOARDDIR)/$(1).asl $(obj)/config.h
293 @printf " IASL $$(subst $(top)/,,$$(@))\n"
294 $(CC_ramstage) -x assembler-with-cpp -E -MMD -MT $$(@) $$(CPPFLAGS_ramstage) -D__ACPI__ -P -include $(src)/include/kconfig.h -I$(obj) -I$(src) -I$(src)/include -I$(src)/arch/$(ARCHDIR-$(ARCH-ramstage-y))/include -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $(obj)/$(1).asl
295 cd $$(dir $$@); $(IASL) $(IGNORED_IASL_WARNINGS) -we -p $$(notdir $$@) $(1).asl
296 echo " IASL "$(IASL_WARNINGS_LIST)" warning types were ignored!"
297 if ! $(IASL) -d $$@ 2>&1 | grep -Eq 'ACPI (Warning|Error)'; then \
298 echo " IASL $$@ disassembled correctly."; \
301 echo "Error: Could not correctly disassemble $$@"; \
307 #######################################################################
308 # Parse plaintext CMOS defaults into binary format
310 # arg2: binary file name
311 cbfs-files-processor-nvramtool= \
312 $(eval $(2): $(1) $(top)/$(call strip_quotes,$(CONFIG_CMOS_LAYOUT_FILE)) | $(objutil)/nvramtool/nvramtool ; \
313 printf " CREATE $(2) (from $(1))\n"; \
314 $(objutil)/nvramtool/nvramtool -y $(top)/$(call strip_quotes,$(CONFIG_CMOS_LAYOUT_FILE)) -D $(2).tmp -p $(1) && \
317 #######################################################################
318 # Reduce a .config file by removing lines about default unset booleans
321 define cbfs-files-processor-config
322 $(eval $(2): $(1) $(obj)/build.h $(objutil)/kconfig/conf; \
323 +printf " CREATE $(2) (from $(1))\n"; \
324 printf "# This image was built using coreboot " > $(2).tmp && \
325 grep "\<COREBOOT_VERSION\>" $(obj)/build.h |cut -d\" -f2 >> $(2).tmp && \
326 $(MAKE) DOTCONFIG=$(1) DEFCONFIG=$(2).tmp2 savedefconfig && \
327 cat $(2).tmp2 >> $(2).tmp && \
328 printf "# End of defconfig. Derivable values start here.\n" >> $(2).tmp && \
329 grep "^CONFIG" $(1) | grep -F -v -f $(2).tmp2 >> $(2).tmp && \
334 #######################################################################
335 # Add a file to CBFS with just type and compression values
337 # arg2: filename and path
339 # arg4: compression type
340 define add-cbfs-file-simple
341 $(eval cbfs-files-y += $(1))
342 $(eval $(1)-file := $(2))
343 $(eval $(1)-type := $(3))
344 $(eval $(1)-compression := $(4))
347 #######################################################################
348 # Compile a C file with a bare struct definition into binary
349 # arg1: C source file
351 cbfs-files-processor-struct= \
352 $(eval $(2): $(1) $(obj)/build.h $(obj)/fmap_config.h $(KCONFIG_AUTOHEADER); \
353 printf " CC+STRIP $(1)\n"; \
354 $(CC_ramstage) -MMD $(CPPFLAGS_ramstage) $(CFLAGS_ramstage) --param asan-globals=0 $$(ramstage-c-ccopts) -include $(KCONFIG_AUTOHEADER) -MT $(2) -o $(2).tmp -c $(1) && \
355 $(OBJCOPY_ramstage) -O binary --only-section='.data*' --only-section='.bss*' --set-section-flags .bss*=alloc,contents,load $(2).tmp $(2); \
357 $(eval DEPENDENCIES += $(2).d)
359 #######################################################################
360 # Convert image to YCC 4:2:0 JPEG
363 # 1. Convert to RGB colors, optionally resize and store as BMP.
364 # 2. Round final size to multiples of 16, optionally swap colors,
365 # convert (back) to sRGB and store as JPEG.
366 # The split is necessary because we don't know the exact, scaled
367 # size due to aspect-ratio. Note: IM v7 would allow us to do the
368 # calculations in one command using %[fx:...] syntax.
370 # arg1: image input file
372 cbfs-files-processor-jpg420= \
373 $(eval $(2): $(1) $(KCONFIG_AUTOCONFIG); \
374 printf " CONVERT $$<\n"; \
375 res=$(CONFIG_BOOTSPLASH_CONVERT_RESOLUTION); \
376 res=$$$$(convert $$< \
378 $$(BOOTSPLASH_RESIZE-y) \
379 -format '%wx%h' -write info: \
382 $$(BOOTSPLASH_ROUND16) \
383 $$(BOOTSPLASH_COLORSWAP-y) \
385 -quality $$(CONFIG_BOOTSPLASH_CONVERT_QUALITY)% \
386 -interlace none -colorspace YCC -sampling-factor 4:2:0 \
388 BOOTSPLASH_FLOOR = $$(($${res%%x*} & ~15))x$$(($${res\#\#*x} & ~15))
389 BOOTSPLASH_RESIZE-$(CONFIG_BOOTSPLASH_CONVERT_RESIZE) = -resize $(BOOTSPLASH_FLOOR)
390 BOOTSPLASH_CEIL = $$((($${res%%x*} + 15) & ~15))x$$((($${res\#\#*x} + 15) & ~15))
391 BOOTSPLASH_ROUND16 = -background black -gravity center -extent $(BOOTSPLASH_CEIL)
392 BOOTSPLASH_COLORSWAP-$(CONFIG_BOOTSPLASH_CONVERT_COLORSWAP) := -channel-fx 'red<=>blue'
394 #######################################################################
395 # Add handler for arbitrary files in CBFS
396 $(call add-special-class,cbfs-files)
397 cbfs-files-handler= \
398 $(eval tmp-cbfs-method:=$(word 2, $(subst :, ,$($(2)-file)))) \
399 $(eval $(2)-file:=$(call strip_quotes,$(word 1, $(subst :, ,$($(2)-file))))) \
400 $(eval tmp-cbfs-file:= ) \
402 $(if $(wildcard $(1)$($(2)-file)), \
403 $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
404 $(eval tmp-cbfs-file:= $($(2)-file)))) \
405 $(if $(strip $($(2)-required)), \
406 $(if $(wildcard $(tmp-cbfs-file)),, \
407 $(info This build configuration requires $($(2)-required)) \
408 $(eval FAILBUILD:=1) \
410 $(if $(strip $($(2)-align)), \
411 $(if $(strip $($(2)-position)), \
412 $(info ERROR: It is not allowed to specify both alignment and position for $($(2)-file)) \
413 $(eval FAILBUILD:=1) \
415 $(if $(tmp-cbfs-method), \
416 $(eval tmp-old-cbfs-file:=$(tmp-cbfs-file)) \
417 $(eval tmp-cbfs-file:=$(shell mkdir -p $(obj)/mainboard/$(MAINBOARDDIR); mktemp $(obj)/mainboard/$(MAINBOARDDIR)/cbfs-file.XXXXXX).out) \
418 $(call cbfs-files-processor-$(tmp-cbfs-method),$(tmp-old-cbfs-file),$(tmp-cbfs-file))) \
419 $(if $(tmp-cbfs-file), \
420 $(eval cbfs-files += $(subst $(spc),*,$(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-compression)|$(strip $($(2)-position))|$($(2)-align)|$($(2)-options)))) \
421 $(eval $(2)-name:=) \
422 $(eval $(2)-type:=) \
423 $(eval $(2)-compression:=) \
424 $(eval $(2)-position:=) \
425 $(eval $(2)-required:=) \
426 $(eval $(2)-options:=) \
429 #######################################################################
430 # a variety of flags for our build
431 CBFS_COMPRESS_FLAG:=none
432 ifeq ($(CONFIG_COMPRESS_RAMSTAGE_LZMA),y)
433 CBFS_COMPRESS_FLAG:=LZMA
435 ifeq ($(CONFIG_COMPRESS_RAMSTAGE_LZ4),y)
436 CBFS_COMPRESS_FLAG:=LZ4
439 CBFS_PAYLOAD_COMPRESS_FLAG:=none
440 ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
441 CBFS_PAYLOAD_COMPRESS_FLAG:=LZMA
443 ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZ4),y)
444 CBFS_PAYLOAD_COMPRESS_FLAG:=LZ4
447 CBFS_SECONDARY_PAYLOAD_COMPRESS_FLAG:=none
448 ifeq ($(CONFIG_COMPRESS_SECONDARY_PAYLOAD),y)
449 CBFS_SECONDARY_PAYLOAD_COMPRESS_FLAG:=LZMA
452 CBFS_PRERAM_COMPRESS_FLAG:=none
453 ifeq ($(CONFIG_COMPRESS_PRERAM_STAGES),y)
454 CBFS_PRERAM_COMPRESS_FLAG:=LZ4
457 ifneq ($(CONFIG_LOCALVERSION),"")
458 COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
459 COREBOOT_EXPORTS += COREBOOT_EXTRA_VERSION
462 CPPFLAGS_common := -Isrc -Isrc/include -Isrc/commonlib/include -Isrc/commonlib/bsd/include -I$(obj)
463 VBOOT_SOURCE ?= 3rdparty/vboot
464 CPPFLAGS_common += -I$(VBOOT_SOURCE)/firmware/include
465 CPPFLAGS_common += -include $(src)/include/kconfig.h
466 CPPFLAGS_common += -include $(src)/include/rules.h
467 CPPFLAGS_common += -include $(src)/commonlib/bsd/include/commonlib/bsd/compiler.h
468 CPPFLAGS_common += -I3rdparty
469 CPPFLAGS_common += -D__BUILD_DIR__=\"$(obj)\"
471 ifeq ($(BUILD_TIMELESS),1)
472 CPPFLAGS_common += -D__TIMELESS__
475 ifeq ($(CONFIG_PCI_OPTION_ROM_RUN_YABEL)$(CONFIG_PCI_OPTION_ROM_RUN_REALMODE),y)
476 CPPFLAGS_ramstage += -Isrc/device/oprom/include
479 CFLAGS_common += -pipe -g -nostdinc -std=gnu11
480 CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
481 CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs -Wimplicit-fallthrough
482 CFLAGS_common += -Wshadow -Wdate-time -Wtype-limits -Wvla -Wold-style-definition
483 CFLAGS_common += -Wdangling-else -Wmissing-include-dirs
484 CFLAGS_common += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
485 CFLAGS_common += -fstrict-aliasing -ffunction-sections -fdata-sections -fno-pie
486 ifeq ($(CONFIG_COMPILER_GCC),y)
487 # Don't add these GCC specific flags when running scan-build
488 ifeq ($(CCC_ANALYZER_OUTPUT_FORMAT),)
489 CFLAGS_common += -Wno-packed-not-aligned
490 CFLAGS_common += -fconserve-stack
491 CFLAGS_common += -Wnull-dereference
492 CFLAGS_common += -Wlogical-op -Wduplicated-cond -Wno-array-compare
496 ADAFLAGS_common += -gnatp
497 ADAFLAGS_common += -Wuninitialized -Wall -Werror
498 ADAFLAGS_common += -pipe -g -nostdinc
499 ADAFLAGS_common += -Wstrict-aliasing -Wshadow
500 ADAFLAGS_common += -fno-common -fomit-frame-pointer
501 ADAFLAGS_common += -ffunction-sections -fdata-sections
502 ADAFLAGS_common += -fno-pie
503 # Ada warning options:
505 # a Activate most optional warnings.
506 # .e Activate every optional warnings.
507 # e Treat warnings and style checks as errors.
509 # D Suppress warnings on implicit dereferences:
510 # As SPARK does not accept access types we have to map the
511 # dynamically chosen register locations to a static SPARK
514 # .H Suppress warnings on holes/gaps in records:
515 # We are modelling hardware here!
517 # H Suppress warnings on hiding:
518 # It's too annoying, you run out of ideas for identifiers fast.
520 # T Suppress warnings for tracking of deleted conditional code:
521 # We use static options to select code paths at compile time.
523 # U Suppress warnings on unused entities:
524 # Would have lots of warnings for unused register definitions,
525 # `withs` for debugging etc.
527 # .U Deactivate warnings on unordered enumeration types:
528 # As SPARK doesn't support `pragma Ordered` by now, we don't
531 # .W Suppress warnings on unnecessary Warnings Off pragmas:
532 # Things get really messy when you use different compiler
533 # versions, otherwise.
534 # .Y Disable information messages for why package spec needs body:
535 # Those messages are annoying. But don't forget to enable those,
536 # if you need the information.
537 ADAFLAGS_common += -gnatwa.eeD.HHTU.U.W.Y
538 # Disable style checks for now
539 ADAFLAGS_common += -gnatyN
541 LDFLAGS_common := --gc-sections -nostdlib --nmagic -static
543 # Workaround for RISC-V linker bug, merge back into above line when fixed.
544 # https://sourceware.org/bugzilla/show_bug.cgi?id=27180
545 ifneq ($(CONFIG_ARCH_RISCV),y)
546 LDFLAGS_common += --emit-relocs
549 ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
550 CFLAGS_common += -Werror
552 ifneq ($(GDB_DEBUG),)
554 ADAFLAGS_common += -Og
557 ADAFLAGS_common += -Os
560 ifeq ($(CONFIG_DEBUG_ADA_CODE),y)
561 ADAFLAGS_common += -gnata
564 additional-dirs += $(objutil)/cbfstool $(objutil)/ifdtool \
565 $(objutil)/options $(objutil)/amdfwtool \
566 $(objutil)/cbootimage
568 export $(COREBOOT_EXPORTS)
570 #######################################################################
571 # generate build support files
573 build_h := $(obj)/build.h
575 # We have to manually export variables that `genbuild_h.sh` uses
576 # when we call it through the `$(shell)` function. This is fragile
577 # but as variables newly added to `genbuild_h.sh` would just not
578 # work, we'd notice that instantly at least.
579 build_h_exports := BUILD_TIMELESS KERNELVERSION COREBOOT_EXTRA_VERSION
581 # Report new `build.ht` as dependency if `build.h` differs.
583 export $(foreach exp,$(build_h_exports),$(exp)="$($(exp))"); \
584 util/genbuild_h/genbuild_h.sh $(xcompile) \
585 >$(build_h)t 2>/dev/null; \
586 cmp -s $(build_h)t $(build_h) >/dev/null 2>&1 || echo $(build_h)t
588 $(build_h): $$(shell $$(build_h_check))
589 @printf " GEN build.h\n"
593 @echo 'COREBOOT_VERSION: $(call strip_quotes,$(KERNELVERSION))' > $@.tmp
594 @echo 'MAINBOARD_VENDOR: $(call strip_quotes,$(CONFIG_MAINBOARD_VENDOR))' >> $@.tmp
595 @echo 'MAINBOARD_PART_NUMBER: $(call strip_quotes,$(CONFIG_MAINBOARD_PART_NUMBER))' >> $@.tmp
598 #######################################################################
600 CBFSTOOL:=$(objutil)/cbfstool/cbfstool
601 FMAPTOOL:=$(objutil)/cbfstool/fmaptool
602 RMODTOOL:=$(objutil)/cbfstool/rmodtool
603 IFWITOOL:=$(objutil)/cbfstool/ifwitool
604 IFITTOOL:=$(objutil)/cbfstool/ifittool
605 AMDCOMPRESS:=$(objutil)/cbfstool/amdcompress
606 CSE_FPT:=$(objutil)/cbfstool/cse_fpt
607 CSE_SERGER:=$(objutil)/cbfstool/cse_serger
609 $(obj)/cbfstool: $(CBFSTOOL)
612 $(obj)/fmaptool: $(FMAPTOOL)
615 $(obj)/rmodtool: $(RMODTOOL)
618 $(obj)/ifwitool: $(IFWITOOL)
621 $(obj)/ifittool: $(IFITTOOL)
624 $(obj)/amdcompress: $(AMDCOMPRESS)
627 $(obj)/cse_fpt: $(CSE_FPT)
630 $(obj)/cse_serger: $(CSE_SERGER)
633 _WINCHECK=$(shell uname -o 2> /dev/null)
635 ifeq ($(_WINCHECK),Msys)
636 STACK=-Wl,--stack,16384000
638 ifeq ($(_WINCHECK),Cygwin)
639 STACK=-Wl,--stack,16384000
642 BINCFG:=$(objutil)/bincfg/bincfg
644 IFDTOOL:=$(objutil)/ifdtool/ifdtool
646 AMDFWTOOL:=$(objutil)/amdfwtool/amdfwtool
647 AMDFWREAD:=$(objutil)/amdfwtool/amdfwread
649 APCB_EDIT_TOOL:=$(top)/util/apcb/apcb_edit.py
651 APCB_V3_EDIT_TOOL:=$(top)/util/apcb/apcb_v3_edit.py
653 APCB_V3A_EDIT_TOOL:=$(top)/util/apcb/apcb_v3a_edit.py
655 CBOOTIMAGE:=$(objutil)/cbootimage/cbootimage
657 FUTILITY?=$(objutil)/futility/futility
659 subdirs-y += util/nvidia
661 $(obj)/config.h: $(objutil)/kconfig/conf
663 #######################################################################
664 # needed objects that every mainboard uses
665 # Creation of these is architecture and mainboard independent
666 DEVICETREE_FILE := $(src)/mainboard/$(MAINBOARDDIR)/$(CONFIG_DEVICETREE)
668 SCONFIG_OPTIONS := --mainboard_devtree=$(DEVICETREE_FILE)
670 ifneq ($(CONFIG_OVERRIDE_DEVICETREE),)
671 OVERRIDE_DEVICETREE_FILE := $(src)/mainboard/$(MAINBOARDDIR)/$(CONFIG_OVERRIDE_DEVICETREE)
672 SCONFIG_OPTIONS += --override_devtree=$(OVERRIDE_DEVICETREE_FILE)
675 ifneq ($(CONFIG_CHIPSET_DEVICETREE),)
676 CHIPSET_DEVICETREE_FILE := $(src)/$(CONFIG_CHIPSET_DEVICETREE)
677 SCONFIG_OPTIONS += --chipset_devtree=$(CHIPSET_DEVICETREE_FILE)
680 DEVICETREE_STATIC_C := $(obj)/mainboard/$(MAINBOARDDIR)/static.c
681 SCONFIG_OPTIONS += --output_c=$(DEVICETREE_STATIC_C)
683 DEVICETREE_STATIC_H := $(obj)/static.h
684 SCONFIG_OPTIONS += --output_h=$(DEVICETREE_STATIC_H)
686 DEVICETREE_DEVICENAMES_H := $(obj)/static_devices.h
687 SCONFIG_OPTIONS += --output_d=$(DEVICETREE_DEVICENAMES_H)
689 DEVICETREE_FWCONFIG_H := $(obj)/static_fw_config.h
690 SCONFIG_OPTIONS += --output_f=$(DEVICETREE_FWCONFIG_H)
692 $(DEVICETREE_STATIC_C): $(DEVICETREE_FILE) $(OVERRIDE_DEVICETREE_FILE) $(CHIPSET_DEVICETREE_FILE) $(objutil)/sconfig/sconfig
693 @printf " SCONFIG $(subst $(src)/,,$(<))\n"
694 mkdir -p $(dir $(DEVICETREE_STATIC_C))
695 $(objutil)/sconfig/sconfig $(SCONFIG_OPTIONS)
697 ramstage-y+=$(DEVICETREE_STATIC_C)
698 romstage-y+=$(DEVICETREE_STATIC_C)
699 verstage-y+=$(DEVICETREE_STATIC_C)
700 bootblock-y+=$(DEVICETREE_STATIC_C)
701 postcar-y+=$(DEVICETREE_STATIC_C)
702 smm-y+=$(DEVICETREE_STATIC_C)
704 # Ensure static.c and static.h are created before any objects are compiled
705 ramstage-c-deps+=$(DEVICETREE_STATIC_C)
706 romstage-c-deps+=$(DEVICETREE_STATIC_C)
707 verstage-c-deps+=$(DEVICETREE_STATIC_C)
708 bootblock-c-deps+=$(DEVICETREE_STATIC_C)
709 postcar-c-deps+=$(DEVICETREE_STATIC_C)
710 smm-c-deps+=$(DEVICETREE_STATIC_C)
712 # Ensure fmap_config.h are created before any objects are compiled
713 ramstage-c-deps+=$(obj)/fmap_config.h
714 romstage-c-deps+=$(obj)/fmap_config.h
715 verstage-c-deps+=$(obj)/fmap_config.h
716 bootblock-c-deps+=$(obj)/fmap_config.h
717 postcar-c-deps+=$(obj)/fmap_config.h
718 smm-c-deps+=$(obj)/fmap_config.h
721 devicetree: $(DEVICETREE_STATIC_C)
723 ramstage-y += $(CONFIG_MEMLAYOUT_LD_FILE)
724 romstage-y += $(CONFIG_MEMLAYOUT_LD_FILE)
725 bootblock-y += $(CONFIG_MEMLAYOUT_LD_FILE)
726 verstage-y += $(CONFIG_MEMLAYOUT_LD_FILE)
727 postcar-y += $(CONFIG_MEMLAYOUT_LD_FILE)
728 decompressor-y += $(CONFIG_MEMLAYOUT_LD_FILE)
730 #######################################################################
733 rm -rf coreboot-builds
735 #######################################################################
736 # Development utilities
739 @echo ldscripts=$(ldscripts)
742 dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF
745 grep "^# DESCR:" util/lint/check-style | sed "s,.*DESCR: *,,"
747 util/lint/check-style
751 util/gitconfig/gitconfig.sh "$(MAKE)"
753 install-git-commit-clangfmt:
754 cp util/scripts/prepare-commit-msg.clang-format .git/hooks/prepare-commit-msg
756 include util/crossgcc/Makefile.inc
759 tools: $(objutil)/kconfig/conf $(objutil)/kconfig/toada $(CBFSTOOL) $(objutil)/cbfstool/cbfs-compression-tool $(FMAPTOOL) $(RMODTOOL) $(IFWITOOL) $(objutil)/nvramtool/nvramtool $(objutil)/sconfig/sconfig $(IFDTOOL) $(CBOOTIMAGE) $(AMDFWTOOL) $(AMDCOMPRESS) $(FUTILITY) $(BINCFG) $(IFITTOOL) $(objutil)/supermicro/smcbiosinfo $(CSE_FPT) $(CSE_SERGER) $(AMDFWREAD)
761 ###########################################################################
762 # Common recipes for all stages
763 ###########################################################################
765 # loadaddr can determine the load address of a stage, which may be needed for
766 # platform-specific image headers (only works *after* the stage has been built)
767 loadaddr = $(shell $(OBJDUMP_$(1)) -p $(objcbfs)/$(1).debug | \
768 sed -ne '/LOAD/s/^.*vaddr 0x\([0-9a-fA-F]\{8\}\).*$$/0x\1/p')
770 # find-substr is required for stages like romstage_null and romstage_xip to
771 # eliminate the _* part of the string
772 find-substr = $(word 1,$(subst _, ,$(1)))
774 # find-class is used to identify the class from the name of the stage
775 # The input to this macro can be something like romstage.x or romstage.x.y
776 # find-class recursively strips off the suffixes to extract the exact class name
777 # e.g.: if romstage.x is provided to find-class, it will remove .x and return romstage
778 # if romstage.x.y is provided, it will first remove .y, call find-class with romstage.x
779 # and remove .x the next time and finally return romstage
780 find-class = $(if $(filter $(1),$(basename $(1))),$(if $(CC_$(1)), $(1), $(call find-substr,$(1))),$(call find-class,$(basename $(1))))
782 # Bootblocks are not CBFS stages. coreboot is currently expecting the bss to
783 # be cleared by the loader of the stage. For ARM SoCs that means one needs to
784 # include the bss section in the binary so the BootROM clears the bss on
785 # loading of the bootblock stage. Achieve this by marking the bss section
786 # loadable,allocatable, and data. Do the same for the .data section in case
787 # the linker marked it NOBITS automatically because there are only zeroes in it.
788 preserve-bss-flags := --set-section-flags .bss=load,alloc,data --set-section-flags .data=load,alloc,data
790 # For Intel TXT files in the CBFS needs to be marked as 'Initial Boot Block'.
791 # As CBFS attributes aren't cheap, only mark them if TXT is enabled.
792 ifeq ($(CONFIG_INTEL_TXT),y)
802 ifeq ($(CONFIG_COMPRESS_BOOTBLOCK),y)
804 $(objcbfs)/bootblock.lz4: $(objcbfs)/bootblock.elf $(objutil)/cbfstool/cbfs-compression-tool
805 @printf " LZ4 $(subst $(obj)/,,$(@))\n"
806 $(OBJCOPY_bootblock) $(preserve-bss-flags) $< $@.tmp
807 $(OBJCOPY_bootblock) -O binary $@.tmp
808 $(objutil)/cbfstool/cbfs-compression-tool rawcompress $@.tmp $@.tmp2 lz4
812 # Put assembled decompressor+bootblock into bootblock.raw.elf so that SoC
813 # Makefiles wrapping the bootblock in a header can always key off the same file.
814 $(objcbfs)/bootblock.raw.elf: $(objcbfs)/decompressor.elf
815 @printf " OBJCOPY $(notdir $(@))\n"
816 $(OBJCOPY_bootblock) $(preserve-bss-flags) $< $@
818 else # CONFIG_COMPRESS_BOOTBLOCK
820 $(objcbfs)/bootblock.raw.elf: $(objcbfs)/bootblock.elf
821 @printf " OBJCOPY $(notdir $(@))\n"
822 $(OBJCOPY_bootblock) $(preserve-bss-flags) $< $@
824 endif # CONFIG_COMPRESS_BOOTBLOCK
826 $(objcbfs)/bootblock.raw.bin: $(objcbfs)/bootblock.raw.elf
827 @printf " OBJCOPY $(notdir $(@))\n"
828 $(OBJCOPY_bootblock) -O binary $< $@
830 ifneq ($(CONFIG_HAVE_BOOTBLOCK),y)
831 $(objcbfs)/bootblock.bin:
832 dd if=/dev/zero of=$@ bs=64 count=1
835 $(objcbfs)/%.bin: $(objcbfs)/%.raw.bin
838 $(objcbfs)/%.map: $(objcbfs)/%.debug
839 $(eval class := $(call find-class,$(@F)))
840 $(NM_$(class)) -n $< | sort > $(basename $@).map
842 $(objcbfs)/%.elf: $(objcbfs)/%.debug $(objcbfs)/%.map
843 $(eval class := $(call find-class,$(@F)))
844 @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
846 $(OBJCOPY_$(class)) --strip-debug $@.tmp
847 $(OBJCOPY_$(class)) --add-gnu-debuglink=$< $@.tmp
851 ###########################################################################
852 # Build the final rom image
853 ###########################################################################
855 # extract_nth - Return a subsection of the $file string
857 # the input string looks like this:
858 # ./build/cbfs/fallback/romstage.elf|fallback/romstage|stage|none||64|--xip*-S*.car.data*-P*0x10000
861 # 1 - Path and name of file [FILENAME: Added to cbfs-files-y list variable]
862 # 2 - Name of file in cbfs [$(FILENAME)-file]
863 # 3 - File type: [$(FILENAME)-type]
864 # bootblock, cbfs header, stage, payload, optionrom, bootsplash, raw, vsa,
865 # mbi, microcode, fsp, mrc, cmos_default, cmos_layout, spd, mrc_cache,
866 # mma, efi, deleted, null
867 # 4 - Compression type [$(FILENAME)-compression]
869 # 5 - Base address [$(FILENAME)-position]
870 # 6 - Alignment [$(FILENAME)-align]
871 # 7 - cbfstool flags [$(FILENAME)-options]
874 # $(1) = Section to extract
875 # $(2) = Input string
878 # 1) replace all '|' characters with the sequence '- -' within the full string, prepended and appended with the character '-'
879 # 2) extract the specified section from the string - this gets us the section surrounded by '-' characters
880 # 3) remove the leading and trailing '-' characters
881 # 4) replace all '*' characters with spaces
882 extract_nth=$(subst *,$(spc),$(patsubst -%-,%,$(word $(1), $(subst |,- -,-$(2)-))))
884 # regions-for-file - Returns a cbfstool regions parameter
885 # $(call regions-for-file,$(filename))
886 # returns "REGION1,REGION2,..."
888 # This is the default implementation. When using a boot strategy employing
889 # multiple CBFSes in fmap regions, override it.
890 regions-for-file ?= $(if $(value regions-for-file-$(1)), $(regions-for-file-$(1)), COREBOOT)
892 ifeq ($(CONFIG_CBFS_AUTOGEN_ATTRIBUTES),y)
893 cbfs-autogen-attributes=-g
896 # cbfs-add-cmd-for-region
897 # $(call cbfs-add-cmd-for-region,file in extract_nth format,region name)
899 # CBFSTOOL_ADD_CMD_OPTIONS can be used by arch/SoC/mainboard to supply
900 # add commands with any additional arguments for cbfstool.
901 # Example: --ext-win-base <base> --ext-win-size <size>
902 define cbfs-add-cmd-for-region
904 add$(if $(filter stage,$(call extract_nth,3,$(1))),-stage)$(if \
905 $(filter payload,$(call extract_nth,3,$(1))),-payload)$(if \
906 $(filter flat-binary,$(call extract_nth,3,$(1))),-flat-binary) \
907 -f $(call extract_nth,1,$(1)) \
908 -n $(call extract_nth,2,$(1)) \
909 $(if $(filter-out flat-binary payload stage,$(call \
910 extract_nth,3,$(1))),-t $(call extract_nth,3,$(1))) \
911 $(if $(call extract_nth,4,$(1)),-c $(call extract_nth,4,$(1))) \
912 $(cbfs-autogen-attributes) \
914 $(if $(call extract_nth,6,$(1)),-a $(call extract_nth,6,$(file)), \
915 $(if $(call extract_nth,5,$(file)),-b $(call extract_nth,5,$(file)))) \
916 $(call extract_nth,7,$(1)) \
917 $(CBFSTOOL_ADD_CMD_OPTIONS)
920 # Empty line before endef is necessary so cbfs-add-cmd-for-region ends in a
924 # $(call cbfs-add-cmd,
925 # file in extract_nth format,
927 # non-empty if file removal requested)
929 printf " CBFS $(call extract_nth,2,$(1))\n"
930 $(if $(3),-$(CBFSTOOL) $@.tmp remove -n $(call extract_nth,2,$(file)) 2>/dev/null)
931 $(call cbfs-add-cmd-for-region,$(1),$(2))
934 # list of files to add (using their file system names, not CBFS names),
935 # for dependencies etc.
936 prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file)))
939 # returns full list of fmap regions that we add files to
940 all-regions = $(sort $(subst $(comma),$(spc), \
941 $(foreach file,$(cbfs-files), \
942 $(call regions-for-file,$(call extract_nth,2,$(file))))))
944 # $(call all-files-in-region,region name)
945 # returns elements in $(cbfs-files) that end up in that region, in the order
946 # they appear in $(cbfs-files)
947 all-files-in-region = $(foreach file,$(cbfs-files), \
948 $(if $(filter $(1), \
949 $(subst $(comma),$(spc),$(call regions-for-file,$(call extract_nth,2,$(file))))), \
952 # $(call update-file-for-region,file string from $(cbfs-files),region name)
953 # Update position and alignment according to overrides for region
954 # Doesn't check for invalid configurations (eg. resetting neither or both
955 # position and align)
956 # Returns the updated file string
957 update-file-for-region = \
958 $(subst $(spc),*,$(call extract_nth,1,$(1))|$(call extract_nth,2,$(1))|$(call extract_nth,3,$(1))|$(call extract_nth,4,$(1))|$($(call extract_nth,2,$(1))-$(2)-position)|$($(call extract_nth,2,$(1))-$(2)-align)|$(call extract_nth,7,$(1)))
960 # $(call placed-files-in-region,region name)
961 # like all-files-in-region, but updates the files to contain region overrides
962 # to position or alignment.
963 placed-files-in-region = $(foreach file,$(call all-files-in-region,$(1)), \
964 $(if $($(call extract_nth,2,$(file))-$(1)-position), \
965 $(if $($(call extract_nth,2,$(file))-$(1)-align), \
966 $(error It is not allowed to specify both alignment and position for $(call extract_nth,2,$(file))-$(1))) \
967 $(call update-file-for-region,$(file),$(1)), \
968 $(if $($(call extract_nth,2,$(file))-$(1)-align), \
969 $(call update-file-for-region,$(file),$(1)), \
972 # $(call sort-files,subset of $(cbfs-files))
973 # reorders the files in the given set to list files at fixed positions first,
974 # followed by aligned files and finally those with no constraints.
976 $(eval _tmp_fixed:=) \
977 $(eval _tmp_aligned:=) \
978 $(eval _tmp_regular:=) \
979 $(foreach file,$(1), \
980 $(if $(call extract_nth,5,$(file)),\
981 $(eval _tmp_fixed += $(file)), \
982 $(if $(call extract_nth,6,$(file)), \
983 $(eval _tmp_aligned += $(file)), \
984 $(eval _tmp_regular += $(file))))) \
985 $(_tmp_fixed) $(_tmp_aligned) $(_tmp_regular)
987 # command list to add files to CBFS
988 prebuild-files = $(foreach region,$(all-regions), \
990 $(call sort-files,$(call placed-files-in-region,$(region))), \
991 $(call cbfs-add-cmd,$(file),$(region),$(CONFIG_UPDATE_IMAGE))))
993 # If no FMD file (Flashmap) is supplied by mainboard, fall back to a default
994 ifeq ($(CONFIG_FMDFILE),)
996 ifeq ($(CONFIG_ARCH_X86),y)
998 DEFAULT_FLASHMAP:=$(top)/util/cbfstool/default-x86.fmd
999 # check if IFD_CHIPSET is set and if yes generate a FMAP template from IFD descriptor
1000 ifneq ($(CONFIG_IFD_CHIPSET),)
1001 ifeq ($(CONFIG_HAVE_IFD_BIN),y)
1002 DEFAULT_FLASHMAP:=$(obj)/fmap-template.fmd
1003 $(DEFAULT_FLASHMAP): $(call strip_quotes,$(CONFIG_IFD_BIN_PATH)) $(IFDTOOL)
1004 echo " IFDTOOL -p $(CONFIG_IFD_CHIPSET) -F $@ $<"
1005 $(IFDTOOL) -p $(CONFIG_IFD_CHIPSET) -F $@ $<
1006 endif # ifeq($(CONFIG_HAVE_IFD_BIN),y)
1007 endif # ifneq($(CONFIG_IFD_CHIPSET),)
1010 FMAP_ROM_ADDR := $(call int-subtract, 0x100000000 $(CONFIG_ROM_SIZE))
1011 FMAP_ROM_SIZE := $(CONFIG_ROM_SIZE)
1012 # entire "BIOS" region (everything directly of concern to the host system)
1013 # relative to ROM_BASE
1014 FMAP_BIOS_BASE := $(call int-align, $(call int-subtract, $(CONFIG_ROM_SIZE) $(CONFIG_CBFS_SIZE)), 0x10000)
1015 FMAP_BIOS_SIZE := $(call int-align-down, $(shell echo $(CONFIG_CBFS_SIZE) | tr A-F a-f), 0x10000)
1016 # position and size of flashmap, relative to BIOS_BASE
1019 # X86 CONSOLE FMAP region
1021 # position, size and entry line of CONSOLE relative to BIOS_BASE, if enabled
1023 FMAP_CURRENT_BASE := 0
1025 ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y)
1026 FMAP_CONSOLE_BASE := $(FMAP_CURRENT_BASE)
1027 FMAP_CONSOLE_SIZE := $(CONFIG_CONSOLE_SPI_FLASH_BUFFER_SIZE)
1028 FMAP_CONSOLE_ENTRY := CONSOLE@$(FMAP_CONSOLE_BASE) $(FMAP_CONSOLE_SIZE)
1029 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_CONSOLE_BASE) $(FMAP_CONSOLE_SIZE))
1031 FMAP_CONSOLE_ENTRY :=
1034 ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y)
1035 FMAP_MRC_CACHE_BASE := $(call int-align, $(FMAP_CURRENT_BASE), 0x10000)
1036 FMAP_MRC_CACHE_SIZE := $(CONFIG_MRC_SETTINGS_CACHE_SIZE)
1037 FMAP_MRC_CACHE_ENTRY := RW_MRC_CACHE@$(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE)
1038 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE))
1040 FMAP_MRC_CACHE_ENTRY :=
1043 ifeq ($(CONFIG_SMMSTORE),y)
1044 FMAP_SMMSTORE_BASE := $(call int-align, $(FMAP_CURRENT_BASE), 0x10000)
1045 FMAP_SMMSTORE_SIZE := $(CONFIG_SMMSTORE_SIZE)
1046 FMAP_SMMSTORE_ENTRY := SMMSTORE@$(FMAP_SMMSTORE_BASE) $(FMAP_SMMSTORE_SIZE)
1047 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_SMMSTORE_BASE) $(FMAP_SMMSTORE_SIZE))
1049 FMAP_SMMSTORE_ENTRY :=
1052 ifeq ($(CONFIG_SPD_CACHE_IN_FMAP),y)
1053 FMAP_SPD_CACHE_BASE := $(call int-align, $(FMAP_CURRENT_BASE), 0x4000)
1054 FMAP_SPD_CACHE_SIZE := $(call int-multiply, $(CONFIG_DIMM_MAX) $(CONFIG_DIMM_SPD_SIZE))
1055 FMAP_SPD_CACHE_SIZE := $(call int-align, $(FMAP_SPD_CACHE_SIZE), 0x1000)
1056 FMAP_SPD_CACHE_ENTRY := $(CONFIG_SPD_CACHE_FMAP_NAME)@$(FMAP_SPD_CACHE_BASE) $(FMAP_SPD_CACHE_SIZE)
1057 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_SPD_CACHE_BASE) $(FMAP_SPD_CACHE_SIZE))
1059 FMAP_SPD_CACHE_ENTRY :=
1062 ifeq ($(CONFIG_VPD),y)
1063 FMAP_VPD_BASE := $(call int-align, $(FMAP_CURRENT_BASE), 0x4000)
1064 FMAP_VPD_SIZE := $(CONFIG_VPD_FMAP_SIZE)
1065 FMAP_VPD_ENTRY := $(CONFIG_VPD_FMAP_NAME)@$(FMAP_VPD_BASE) $(FMAP_VPD_SIZE)
1066 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_VPD_BASE) $(FMAP_VPD_SIZE))
1071 ifeq ($(CONFIG_INCLUDE_HSPHY_IN_FMAP),y)
1072 FMAP_HSPHY_FW_BASE := $(call int-align, $(FMAP_CURRENT_BASE), 0x1000)
1073 FMAP_HSPHY_FW_SIZE := $(CONFIG_HSPHY_FW_MAX_SIZE)
1074 FMAP_HSPHY_FW_ENTRY := HSPHY_FW@$(FMAP_HSPHY_FW_BASE) $(FMAP_HSPHY_FW_SIZE)
1075 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_HSPHY_FW_BASE) $(FMAP_HSPHY_FW_SIZE))
1077 FMAP_HSPHY_FW_ENTRY :=
1085 FMAP_FMAP_BASE := $(FMAP_CURRENT_BASE)
1086 FMAP_FMAP_SIZE := 0x200
1089 # X86 COREBOOT default cbfs FMAP region
1091 # position and size of CBFS, relative to BIOS_BASE
1092 FMAP_CBFS_BASE := $(call int-add, $(FMAP_FMAP_BASE) $(FMAP_FMAP_SIZE))
1093 FMAP_CBFS_SIZE := $(call int-subtract, $(FMAP_BIOS_SIZE) $(FMAP_CBFS_BASE))
1095 else # ifeq ($(CONFIG_ARCH_X86),y)
1097 DEFAULT_FLASHMAP:=$(top)/util/cbfstool/default.fmd
1100 FMAP_ROM_SIZE := $(CONFIG_ROM_SIZE)
1101 # entire "BIOS" region (everything directly of concern to the host system)
1102 # relative to ROM_BASE
1104 FMAP_BIOS_SIZE := $(CONFIG_CBFS_SIZE)
1105 # position and size of flashmap, relative to BIOS_BASE
1106 FMAP_FMAP_BASE := 0x20000
1107 FMAP_FMAP_SIZE := 0x200
1109 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_FMAP_BASE) $(FMAP_FMAP_SIZE))
1112 # NON-X86 CONSOLE FMAP region
1114 # position, size and entry line of CONSOLE relative to BIOS_BASE, if enabled
1115 ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y)
1116 FMAP_CONSOLE_BASE := $(FMAP_CURRENT_BASE)
1117 FMAP_CONSOLE_SIZE := $(CONFIG_CONSOLE_SPI_FLASH_BUFFER_SIZE)
1118 FMAP_CONSOLE_ENTRY := CONSOLE@$(FMAP_CONSOLE_BASE) $(FMAP_CONSOLE_SIZE)
1119 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_CONSOLE_BASE) $(FMAP_CONSOLE_SIZE))
1121 FMAP_CONSOLE_ENTRY :=
1125 # NON-X86 RW_MRC_CACHE FMAP region
1127 # position, size and entry line of MRC_CACHE relative to BIOS_BASE, if enabled
1128 ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y)
1129 FMAP_MRC_CACHE_BASE := $(call int-align, $(FMAP_CURRENT_BASE), 0x10000)
1130 FMAP_MRC_CACHE_SIZE := $(CONFIG_MRC_SETTINGS_CACHE_SIZE)
1131 FMAP_MRC_CACHE_ENTRY := RW_MRC_CACHE@$(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE)
1132 FMAP_CURRENT_BASE := $(call int-add, $(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE))
1134 FMAP_MRC_CACHE_ENTRY :=
1138 # NON-X86 COREBOOT default cbfs FMAP region
1140 # position and size of CBFS, relative to BIOS_BASE
1141 FMAP_CBFS_BASE := $(FMAP_CURRENT_BASE)
1142 FMAP_CBFS_SIZE := $(call int-subtract,$(FMAP_BIOS_SIZE) $(FMAP_CBFS_BASE))
1144 endif # ifeq ($(CONFIG_ARCH_X86),y)
1146 $(obj)/fmap.fmd: $(top)/Makefile.inc $(DEFAULT_FLASHMAP) $(obj)/config.h
1147 sed -e "s,##ROM_BASE##,$(FMAP_ROM_ADDR)," \
1148 -e "s,##ROM_SIZE##,$(FMAP_ROM_SIZE)," \
1149 -e "s,##BIOS_BASE##,$(FMAP_BIOS_BASE)," \
1150 -e "s,##BIOS_SIZE##,$(FMAP_BIOS_SIZE)," \
1151 -e "s,##FMAP_BASE##,$(FMAP_FMAP_BASE)," \
1152 -e "s,##FMAP_SIZE##,$(FMAP_FMAP_SIZE)," \
1153 -e "s,##CONSOLE_ENTRY##,$(FMAP_CONSOLE_ENTRY)," \
1154 -e "s,##MRC_CACHE_ENTRY##,$(FMAP_MRC_CACHE_ENTRY)," \
1155 -e "s,##SMMSTORE_ENTRY##,$(FMAP_SMMSTORE_ENTRY)," \
1156 -e "s,##SPD_CACHE_ENTRY##,$(FMAP_SPD_CACHE_ENTRY)," \
1157 -e "s,##VPD_ENTRY##,$(FMAP_VPD_ENTRY)," \
1158 -e "s,##HSPHY_FW_ENTRY##,$(FMAP_HSPHY_FW_ENTRY)," \
1159 -e "s,##CBFS_BASE##,$(FMAP_CBFS_BASE)," \
1160 -e "s,##CBFS_SIZE##,$(FMAP_CBFS_SIZE)," \
1161 $(DEFAULT_FLASHMAP) > $@.tmp
1163 else # ifeq ($(CONFIG_FMDFILE),)
1164 $(obj)/fmap.fmd: $(CONFIG_FMDFILE) $(obj)/config.h
1165 $(HOSTCC) $(PREPROCESS_ONLY) -include $(obj)/config.h $< -o $@.pre
1167 endif # ifeq ($(CONFIG_FMDFILE),)
1169 # generated at the same time as fmap.fmap
1170 $(obj)/fmap_config.h: $(obj)/fmap.fmap
1172 $(obj)/fmap.desc: $(obj)/fmap.fmap
1175 $(obj)/fmap.fmap: $(obj)/fmap.fmd $(FMAPTOOL)
1176 echo " FMAP $(FMAPTOOL) -h $(obj)/fmap_config.h $< $@"
1177 $(FMAPTOOL) -h $(obj)/fmap_config.h -R $(obj)/fmap.desc $< $@
1179 ifeq ($(CONFIG_INTEL_ADD_TOP_SWAP_BOOTBLOCK),y)
1180 TS_OPTIONS := -j $(CONFIG_INTEL_TOP_SWAP_BOOTBLOCK_SIZE)
1183 ifneq ($(CONFIG_ARCH_X86),y)
1184 add_bootblock = $(CBFSTOOL) $(1) write -u -r BOOTBLOCK -f $(2)
1187 # coreboot.pre doesn't follow the standard Make conventions. It gets modified
1188 # by multiple rules, and thus we can't compute the dependencies correctly.
1189 $(shell rm -f $(obj)/coreboot.pre)
1191 ifneq ($(CONFIG_UPDATE_IMAGE),y)
1192 $(obj)/coreboot.pre: $$(prebuilt-files) $(CBFSTOOL) $(obj)/fmap.fmap $(obj)/fmap.desc $(objcbfs)/bootblock.bin
1193 $(CBFSTOOL) $@.tmp create -M $(obj)/fmap.fmap -r $(shell cat $(obj)/fmap.desc)
1194 printf " BOOTBLOCK\n"
1195 $(call add_bootblock,$@.tmp,$(objcbfs)/bootblock.bin)
1196 $(prebuild-files) true
1198 else # ifneq ($(CONFIG_UPDATE_IMAGE),y)
1199 .PHONY: $(obj)/coreboot.pre
1200 $(obj)/coreboot.pre: $$(prebuilt-files) $(CBFSTOOL)
1201 mv $(obj)/coreboot.rom $@.tmp || \
1202 (echo "Error: You have UPDATE_IMAGE set in Kconfig, but have no existing image to update." && \
1203 echo "Exiting." && \
1205 $(prebuild-files) true
1207 endif # ifneq ($(CONFIG_UPDATE_IMAGE),y)
1209 ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y)
1210 REFCODE_BLOB=$(obj)/refcode.rmod
1211 $(REFCODE_BLOB): $(RMODTOOL)
1212 $(RMODTOOL) -i $(CONFIG_REFCODE_BLOB_FILE) -o $@
1215 ifeq ($(CONFIG_HAVE_RAMSTAGE),y)
1216 RAMSTAGE=$(objcbfs)/ramstage.elf
1221 add_intermediate = \
1222 $(1): $(obj)/coreboot.pre $(2) | $(INTERMEDIATE) \
1223 $(eval INTERMEDIATE+=$(1)) $(eval PHONY+=$(1))
1225 $(obj)/coreboot.rom: $(obj)/coreboot.pre $(CBFSTOOL) $(IFITTOOL) $$(INTERMEDIATE)
1226 @printf " CBFS $(subst $(obj)/,,$(@))\n"
1227 # The full ROM may be larger than the CBFS part, so create an empty
1228 # file (filled with \377 = 0xff) and copy the CBFS image over it.
1229 dd if=/dev/zero bs=$(call _toint,$(CONFIG_ROM_SIZE)) count=1 2> /dev/null | tr '\000' '\377' > $@.tmp
1230 dd if=$(obj)/coreboot.pre of=$@.tmp bs=8192 conv=notrunc 2> /dev/null
1231 ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y)
1232 # Print final FIT table
1233 $(IFITTOOL) -f $@.tmp -D -r COREBOOT
1234 # Print final TS BOOTBLOCK FIT table
1235 ifeq ($(CONFIG_INTEL_ADD_TOP_SWAP_BOOTBLOCK),y)
1236 @printf " TOP SWAP FIT table\n"
1237 $(IFITTOOL) -f $@.tmp -D $(TS_OPTIONS) -r COREBOOT
1238 endif # CONFIG_INTEL_ADD_TOP_SWAP_BOOTBLOCK
1239 endif # CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE
1241 @printf " CBFSLAYOUT $(subst $(obj)/,,$(@))\n\n"
1242 $(CBFSTOOL) $@ layout
1243 @printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n"
1244 $(CBFSTOOL) $@ print -r $(subst $(spc),$(comma),$(all-regions))
1245 ifeq ($(CONFIG_CBFS_VERIFICATION),y)
1246 line=$$($(CBFSTOOL) $@ print -kv 2>/dev/null | grep -F '[CBFS VERIFICATION (COREBOOT)]') ;\
1247 if ! printf "$$line" | grep -q 'fully valid'; then \
1248 echo "CBFS verification error: $$line" ;\
1251 endif # CONFIG_CBFS_VERIFICATION
1253 cbfs-files-y += $(CONFIG_CBFS_PREFIX)/romstage
1254 $(CONFIG_CBFS_PREFIX)/romstage-file := $(objcbfs)/romstage.elf
1255 $(CONFIG_CBFS_PREFIX)/romstage-type := stage
1256 $(CONFIG_CBFS_PREFIX)/romstage-compression := $(CBFS_PRERAM_COMPRESS_FLAG)
1257 ifeq ($(CONFIG_ARCH_ROMSTAGE_ARM),y)
1258 $(CONFIG_CBFS_PREFIX)/romstage-options := -b 0
1260 ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32)$(CONFIG_ARCH_ROMSTAGE_X86_64),y)
1261 # Use a 64 byte alignment to provide a minimum alignment
1262 # requirement for the overall romstage. While the first object within
1263 # romstage could have a 4 byte minimum alignment that doesn't mean the linker
1264 # won't decide the entire section should be aligned to a larger value. In the
1265 # future cbfstool should add XIP files proper and honor the alignment
1266 # requirements of the program segment.
1268 # Make sure that segment for .car.data is ignored while adding romstage.
1269 $(CONFIG_CBFS_PREFIX)/romstage-align := 64
1270 ifeq ($(CONFIG_NO_XIP_EARLY_STAGES),y)
1271 $(CONFIG_CBFS_PREFIX)/romstage-options := -S ".car.data"
1273 $(CONFIG_CBFS_PREFIX)/romstage-options := -S ".car.data,.data"
1276 # If CAR does not support execution of code, romstage on x86 is expected to be
1278 ifneq ($(CONFIG_NO_XIP_EARLY_STAGES),y)
1279 $(CONFIG_CBFS_PREFIX)/romstage-options += --xip
1281 # For efficient MTRR utilisation use natural alignment for romstage.
1282 ifeq ($(CONFIG_SETUP_XIP_CACHE),y)
1283 $(CONFIG_CBFS_PREFIX)/romstage-options += --pow2page
1284 endif # CONFIG_SETUP_XIP_CACHE
1286 endif # CONFIG_NO_XIP_EARLY_STAGES
1287 endif # CONFIG_ARCH_ROMSTAGE_X86_32 / CONFIG_ARCH_ROMSTAGE_X86_64
1288 ifeq ($(CONFIG_VBOOT_STARTS_IN_ROMSTAGE),y)
1289 $(CONFIG_CBFS_PREFIX)/romstage-options += $(TXTIBB)
1292 cbfs-files-$(CONFIG_HAVE_RAMSTAGE) += $(CONFIG_CBFS_PREFIX)/ramstage
1293 $(CONFIG_CBFS_PREFIX)/ramstage-file := $(RAMSTAGE)
1294 $(CONFIG_CBFS_PREFIX)/ramstage-type := stage
1295 $(CONFIG_CBFS_PREFIX)/ramstage-compression := $(CBFS_COMPRESS_FLAG)
1296 # The AMD LPC SPI DMA controller requires source files to be 64 byte aligned.
1297 ifeq ($(CONFIG_SOC_AMD_COMMON_BLOCK_LPC_SPI_DMA),y)
1298 $(CONFIG_CBFS_PREFIX)/ramstage-align := 64
1301 cbfs-files-$(CONFIG_HAVE_REFCODE_BLOB) += $(CONFIG_CBFS_PREFIX)/refcode
1302 $(CONFIG_CBFS_PREFIX)/refcode-file := $(REFCODE_BLOB)
1303 $(CONFIG_CBFS_PREFIX)/refcode-type := stage
1304 $(CONFIG_CBFS_PREFIX)/refcode-compression := $(CBFS_COMPRESS_FLAG)
1306 cbfs-files-$(CONFIG_SEABIOS_VGA_COREBOOT) += vgaroms/seavgabios.bin
1307 vgaroms/seavgabios.bin-file := $(CONFIG_PAYLOAD_VGABIOS_FILE)
1308 vgaroms/seavgabios.bin-type := raw
1310 cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += config
1311 config-file := $(DOTCONFIG):config
1313 config-compression := LZMA
1315 cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += revision
1316 revision-file := $(obj)/build.h
1317 revision-type := raw
1319 cbfs-files-y += build_info
1320 build_info-file := $(obj)/build_info
1321 build_info-type := raw
1323 ifeq ($(CONFIG_BOOTSPLASH_CONVERT),y)
1324 ifeq ($(shell command -v convert),)
1325 $(error CONFIG_BOOTSPLASH_CONVERT requires the convert program (part of ImageMagick))
1327 cbfs-files-$(CONFIG_BOOTSPLASH_IMAGE) += bootsplash.jpg
1328 bootsplash.jpg-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE)):jpg420
1329 bootsplash.jpg-type := bootsplash
1331 BOOTSPLASH_SUFFIX=$(suffix $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE)))
1332 cbfs-files-$(CONFIG_BOOTSPLASH_IMAGE) += bootsplash$(BOOTSPLASH_SUFFIX)
1333 bootsplash$(BOOTSPLASH_SUFFIX)-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE))
1334 bootsplash$(BOOTSPLASH_SUFFIX)-type := bootsplash
1337 # Ensure that no payload segment overlaps with memory regions used by ramstage
1338 # (not for x86 since it can relocate itself in that case)
1339 ifneq ($(CONFIG_ARCH_X86),y)
1340 check-ramstage-overlap-regions := ramstage
1341 check-ramstage-overlap-files :=
1342 ifneq ($(CONFIG_PAYLOAD_NONE),y)
1343 check-ramstage-overlap-files += $(CONFIG_CBFS_PREFIX)/payload
1346 # will output one or more lines of "<load address in hex> <memlen in decimal>"
1347 cbfs-get-segments-cmd = $(CBFSTOOL) $(obj)/coreboot.pre print -v | sed -n \
1348 '\%$(1)%,\%^[^ ]\{4\}%s% .*load: \(0x[0-9a-fA-F]*\),.*length: [0-9]*/\([0-9]*\).*%\1 \2%p'
1350 ramstage-symbol-addr-cmd = $(OBJDUMP_ramstage) -t $(objcbfs)/ramstage.elf | \
1351 sed -n '/ $(1)$$/s/^\([0-9a-fA-F]*\) .*/0x\1/p' | \
1354 $(call add_intermediate, check-ramstage-overlaps)
1355 programs=$$($(foreach file,$(check-ramstage-overlap-files), \
1356 $(call cbfs-get-segments-cmd,$(file)) ; )) ; \
1357 regions=$$($(foreach region,$(check-ramstage-overlap-regions), \
1359 $(call ramstage-symbol-addr-cmd,_$(region)) ; \
1360 $(call ramstage-symbol-addr-cmd,_e$(region)) ; )) ; \
1362 for x in $$programs; do \
1363 if [ -z $$pstart ]; then pstart=$$(($$x)) ; continue ; fi ; \
1364 pend=$$(($$pstart + $$x)) ; \
1365 rname= ; rstart= ; rend= ; \
1366 for y in $$regions ; do \
1367 if [ -z $$rname ]; then rname=$$y ; continue ; fi ; \
1368 if [ -z $$rstart ]; then rstart=$$(($$y)) ; continue ; fi ; \
1370 if [ $$pstart -lt $$rend -a $$rstart -lt $$pend ]; then \
1371 echo "ERROR: Ramstage region _$$rname overlapped by:" \
1372 $(check-ramstage-overlap-files) ; \
1375 rname= ; rstart= ; rend= ; \