| ## |
| ## This file is part of the coreboot project. |
| ## |
| ## Copyright (C) 2011 secunet Security Networks AG |
| ## |
| ## This program is free software; you can redistribute it and/or modify |
| ## it under the terms of the GNU General Public License as published by |
| ## the Free Software Foundation; version 2 of the License. |
| ## |
| ## This program is distributed in the hope that it will be useful, |
| ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
| ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| ## GNU General Public License for more details. |
| ## |
| |
| ifneq ($(NOCOMPILE),1) |
| GIT:=$(shell git -C "$(top)" rev-parse --git-dir 1>/dev/null 2>&1 \ |
| && command -v git) |
| else |
| GIT:= |
| endif |
| |
| ####################################################################### |
| # normalize Kconfig variables in a central place |
| CONFIG_CBFS_PREFIX:=$(call strip_quotes,$(CONFIG_CBFS_PREFIX)) |
| CONFIG_FMDFILE:=$(call strip_quotes,$(CONFIG_FMDFILE)) |
| CONFIG_DEVICETREE:=$(call strip_quotes, $(CONFIG_DEVICETREE)) |
| CONFIG_OVERRIDE_DEVICETREE:=$(call strip_quotes, $(CONFIG_OVERRIDE_DEVICETREE)) |
| |
| ####################################################################### |
| # misleadingly named, this is the coreboot version |
| ifeq ($(KERNELVERSION),) |
| ifeq ($(BUILD_TIMELESS),1) |
| KERNELVERSION := TIMELESS |
| else |
| KERNELVERSION := $(strip $(if $(GIT),\ |
| $(shell git describe --dirty --always || git describe),\ |
| $(if $(wildcard $(top)/.coreboot-version),\ |
| $(shell cat $(top)/.coreboot-version),\ |
| coreboot-unknown$(KERNELREVISION)))) |
| endif |
| endif |
| COREBOOT_EXPORTS += KERNELVERSION |
| |
| ####################################################################### |
| # Basic component discovery |
| MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR)) |
| VARIANT_DIR:=$(call strip_quotes,$(CONFIG_VARIANT_DIR)) |
| COREBOOT_EXPORTS += MAINBOARDDIR VARIANT_DIR |
| |
| ## Final build results, which CBFSTOOL uses to create the final |
| ## rom image file, are placed under $(objcbfs). |
| ## These typically have suffixes .debug .elf .bin and .map |
| objcbfs := $(obj)/cbfs/$(CONFIG_CBFS_PREFIX) |
| COREBOOT_EXPORTS += objcbfs |
| |
| ## Based on the active configuration, Makefile conditionally collects |
| ## the required assembly includes and saves them in a file. |
| ## Such files that do not have a clear one-to-one relation to a source |
| ## file under src/ are placed and built under $(objgenerated) |
| objgenerated := $(obj)/generated |
| COREBOOT_EXPORTS += objgenerated |
| |
| ## CCACHE_EXTRAFILES can be set by individual rules to help CCACHE |
| ## discover dependencies it might not notice on its own (e.g. asm (".incbin")). |
| COREBOOT_EXPORTS += CCACHE_EXTRAFILES |
| |
| ####################################################################### |
| # root rule to resolve if in build mode (ie. configuration exists) |
| real-target: $(obj)/config.h coreboot files_added |
| coreboot: build-dirs $(obj)/coreboot.rom $(obj)/cbfstool $(obj)/rmodtool $(obj)/ifwitool |
| |
| # This target can be used in site local to run scripts or additional |
| # targets after the build completes by creating a Makefile.inc in the |
| # site-local directory with a target named 'build_complete::' |
| build_complete:: coreboot |
| printf "\nBuilt %s (%s)\n" $(MAINBOARDDIR) \ |
| $(CONFIG_MAINBOARD_PART_NUMBER) |
| |
| # This target can be used to run rules after all files were added to CBFS, |
| # for example to process FMAP regions or the entire image. |
| files_added:: build_complete |
| |
| ####################################################################### |
| # our phony targets |
| PHONY+= clean-abuild coreboot check-style build-dirs build_complete |
| |
| ####################################################################### |
| # root source directories of coreboot |
| subdirs-y := src/lib src/commonlib/ src/console src/device src/acpi |
| subdirs-y += src/ec/acpi $(wildcard src/ec/*/*) $(wildcard src/southbridge/*/*) |
| subdirs-y += $(wildcard src/soc/*/*) $(wildcard src/northbridge/*/*) |
| subdirs-y += src/superio |
| subdirs-y += $(wildcard src/drivers/*) $(wildcard src/drivers/*/*) |
| subdirs-y += src/cpu src/vendorcode |
| subdirs-y += util/cbfstool util/sconfig util/nvramtool |
| subdirs-y += util/futility util/marvell util/bincfg |
| subdirs-y += $(wildcard src/arch/*) |
| subdirs-y += src/mainboard/$(MAINBOARDDIR) |
| subdirs-y += src/security |
| subdirs-y += payloads payloads/external |
| |
| subdirs-y += site-local |
| subdirs-y += util/checklist util/testing |
| |
| ####################################################################### |
| # Add source classes and their build options |
| classes-y := ramstage romstage bootblock decompressor postcar smm smmstub cpu_microcode verstage |
| |
| # Add dynamic classes for rmodules |
| $(foreach supported_arch,$(ARCH_SUPPORTED), \ |
| $(eval $(call define_class,rmodules_$(supported_arch),$(supported_arch)))) |
| # Provide a macro to determine environment for free standing rmodules. |
| $(foreach supported_arch,$(ARCH_SUPPORTED), \ |
| $(eval rmodules_$(supported_arch)-generic-ccopts += -D__RMODULE__)) |
| |
| ####################################################################### |
| # Helper functions for math, strings, and various file placement matters. |
| # macros work on all formats understood by printf(1) |
| # values are space separated if using more than one value |
| # |
| # int-add: adds an arbitrary length list of integers |
| # int-subtract: subtracts the second of two integers from the first |
| # int-multiply: multiplies an arbitrary length list of integers |
| # int-divide: divides the first integer by the second |
| # int-remainder: arithmetic remainder of the first number divided by the second |
| # int-shift-left: Shift $1 left by $2 bits |
| # int-lt: 1 if the first value is less than the second. 0 otherwise |
| # int-gt: 1 if the first values is greater than the second. 0 otherwise |
| # int-eq: 1 if the two values are equal. 0 otherwise |
| # int-align: align $1 to $2 units |
| # file-size: returns the filesize of the given file |
| # tolower: returns the value in all lowercase |
| # toupper: returns the value in all uppercase |
| # ws_to_under: returns the value with any whitespace changed to underscores |
| _toint=$(shell printf "%d" $1) |
| _int-add2=$(shell expr $(call _toint,$1) + $(call _toint,$2)) |
| int-add=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-add,$(call _int-add2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1))) |
| int-subtract=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) - $(call _toint,$(word 2,$1)))) |
| _int-multiply2=$(shell expr $(call _toint,$1) \* $(call _toint,$2)) |
| int-multiply=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-multiply,$(call _int-multiply2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1))) |
| int-divide=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) / $(call _toint,$(word 2,$1)))) |
| int-remainder=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) % $(call _toint,$(word 2,$1)))) |
| int-shift-left=$(shell echo "$(call _toint,$(word 1, $1)) * (2 ^ $(call _toint,$(word 2, $1)))" | bc) |
| int-lt=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) \< $(call _toint,$(word 2,$1)))) |
| int-gt=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) \> $(call _toint,$(word 2,$1)))) |
| int-eq=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) = $(call _toint,$(word 2,$1)))) |
| int-align=$(shell A=$(call _toint,$1) B=$(call _toint,$2); expr $$A + \( \( $$B - \( $$A % $$B \) \) % $$B \) ) |
| file-size=$(strip $(shell cat $1 | wc -c)) |
| tolower=$(shell echo '$1' | tr '[:upper:]' '[:lower:]') |
| toupper=$(shell echo '$1' | tr '[:lower:]' '[:upper:]') |
| ws_to_under=$(shell echo '$1' | tr ' \t' '_') |
| |
| ####################################################################### |
| # Helper functions for ramstage postprocess |
| spc := |
| spc += |
| comma := , |
| |
| # Returns all files and dirs below `dir` (recursively). |
| # files-below-dir,dir,files |
| files-below-dir=$(filter $(1)%,$(2)) |
| |
| # Returns all dirs below `dir` (recursively). |
| # dirs-below-dir,dir,files |
| dirs-below-dir=$(filter-out $(1),$(sort $(dir $(call files-below-dir,$(1),$(2))))) |
| |
| # Returns all files directly in `dir` (non-recursively). |
| # files-in-dir,dir,files |
| files-in-dir=$(filter-out $(addsuffix %,$(call dirs-below-dir,$(1),$(2))),$(call files-below-dir,$(1),$(2))) |
| |
| ####################################################################### |
| # reduce command line length by linking the objects of each |
| # directory into an intermediate file |
| ramstage-postprocess=$$(eval DEPENDENCIES+=$$(addsuffix .d,$$(basename $(1)))) \ |
| $(foreach d,$(sort $(dir $(filter-out %.ld,$(1)))), \ |
| $(eval $(d)ramstage.a: $(call files-in-dir,$(d),$(filter-out %.ld,$(1))); rm -f $$@ && $(AR_ramstage) rcsT $$@ $$^ ) \ |
| $(eval ramstage-objs:=$(d)ramstage.a $(filter-out $(filter-out %.ld, $(call files-in-dir,$(d),$(1))),$(ramstage-objs)))) |
| |
| decompressor-generic-ccopts += -D__PRE_RAM__ -D__DECOMPRESSOR__ |
| bootblock-generic-ccopts += -D__PRE_RAM__ -D__BOOTBLOCK__ |
| romstage-generic-ccopts += -D__PRE_RAM__ -D__ROMSTAGE__ |
| ramstage-generic-ccopts += -D__RAMSTAGE__ |
| ifeq ($(CONFIG_TRACE),y) |
| ramstage-c-ccopts += -finstrument-functions |
| endif |
| ifeq ($(CONFIG_COVERAGE),y) |
| ramstage-c-ccopts += -fprofile-arcs -ftest-coverage |
| endif |
| |
| ifneq ($(UPDATED_SUBMODULES),1) |
| # try to fetch non-optional submodules if the source is under git |
| forgetthis:=$(if $(GIT),$(shell git submodule update --init)) |
| ifeq ($(CONFIG_USE_BLOBS),y) |
| # this is necessary because 3rdparty/blobs is update=none, and so is ignored |
| # unless explicitly requested and enabled through --checkout |
| forgetthis:=$(if $(GIT),$(shell git submodule update --init --checkout 3rdparty/blobs)) |
| ifeq ($(CONFIG_PLATFORM_USES_FSP2_0),y) |
| forgetthis:=$(if $(GIT),$(shell git submodule update --init --checkout 3rdparty/fsp)) |
| endif |
| ifeq ($(CONFIG_PLATFORM_USES_FSP1_0),y) |
| ifeq ($(CONFIG_SOC_INTEL_FSP_BROADWELL_DE),y) |
| forgetthis:=$(if $(GIT),$(shell git submodule update --init --checkout 3rdparty/fsp)) |
| endif |
| endif |
| endif |
| UPDATED_SUBMODULES:=1 |
| COREBOOT_EXPORTS += UPDATED_SUBMODULES |
| endif |
| |
| postcar-c-deps:=$$(OPTION_TABLE_H) |
| ramstage-c-deps:=$$(OPTION_TABLE_H) |
| romstage-c-deps:=$$(OPTION_TABLE_H) |
| verstage-c-deps:=$$(OPTION_TABLE_H) |
| bootblock-c-deps:=$$(OPTION_TABLE_H) |
| $(foreach type,ads adb, \ |
| $(foreach stage,$(COREBOOT_STANDARD_STAGES), \ |
| $(eval $(stage)-$(type)-deps := $(obj)/libgnat-$(ARCH-$(stage)-y)/libgnat.a))) |
| |
| # Add handler to copy linker scripts |
| define generic-objs_ld_template_gen |
| de$(EMPTY)fine $(1)-objs_ld_template |
| $$(call src-to-obj,$1,$$(1).ld): $$(1).ld $(obj)/config.h |
| @printf " CP $$$$(subst $$$$(obj)/,,$$$$(@))\n" |
| $$(CC_$(1)) -MMD $$(CPPFLAGS_$(1)) $$($(1)-ld-ccopts) $(PREPROCESS_ONLY) -include $(obj)/config.h -MT $$$$@ -o $$$$@ $$$$< |
| en$(EMPTY)def |
| endef |
| |
| # Add handler to deal with archives |
| define generic-objs_a_template_gen |
| de$(EMPTY)fine $(1)-objs_a_template |
| $$(call src-to-obj,$1,$$(1).a): $$(1).a |
| @printf " AR $$$$(subst $$$$(obj)/,,$$$$(@))\n" |
| $$$$(AR_$(1)) rcsT $$$$@.tmp $$$$< |
| mv $$$$@.tmp $$$$@ |
| en$(EMPTY)def |
| endef |
| |
| # Add handler to add no rules for manual files |
| define generic-objs_manual_template_gen |
| # do nothing |
| endef |
| |
| ####################################################################### |
| # Add handler to compile ACPI's ASL |
| # arg1: base file name |
| # arg2: y or n for including in cbfs. defaults to y |
| |
| # Empty resource templates were marked as a warning in IASL with the comment |
| # "This would appear to be worthless in real-world ASL code.", which is |
| # possibly true in many cases. In other cases it seems that an empty |
| # ResourceTemplate is the correct code. |
| # As it's valid ASL, disable the warning. |
| EMPTY_RESOURCE_TEMPLATE_WARNING = 3150 |
| IGNORED_IASL_WARNINGS = -vw $(EMPTY_RESOURCE_TEMPLATE_WARNING) |
| |
| define asl_template |
| $(CONFIG_CBFS_PREFIX)/$(1).aml-file = $(obj)/$(1).aml |
| $(CONFIG_CBFS_PREFIX)/$(1).aml-type = raw |
| $(CONFIG_CBFS_PREFIX)/$(1).aml-compression = none |
| cbfs-files-$(if $(2),$(2),y) += $(CONFIG_CBFS_PREFIX)/$(1).aml |
| -include $(obj)/$(1).d |
| $(obj)/$(1).aml: $(src)/mainboard/$(MAINBOARDDIR)/$(1).asl $(obj)/config.h |
| @printf " IASL $$(subst $(top)/,,$$(@))\n" |
| $(CC_ramstage) -x assembler-with-cpp -E -MMD -MT $$(@) $$(CPPFLAGS_ramstage) -D__ACPI__ -P -include $(src)/include/kconfig.h -I$(obj) -I$(src) -I$(src)/include -I$(src)/arch/$(ARCHDIR-$(ARCH-ramstage-y))/include -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$@ |
| cd $$(dir $$@); $(IASL) $(IGNORED_IASL_WARNINGS) -we -p $$(notdir $$@) $$(notdir $$@) |
| if [ -z "$$$$($(IASL) -d $$@ 2>&1 | grep 'ACPI Warning')" ]; then echo " IASL $$@ disassembled correctly."; true; else echo "Error: Could not correctly disassemble $$@"; $(IASL) -d $$@; false; fi |
| endef |
| |
| ####################################################################### |
| # Parse plaintext cmos defaults into binary format |
| # arg1: source file |
| # arg2: binary file name |
| cbfs-files-processor-nvramtool= \ |
| $(eval $(2): $(1) $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout | $(objutil)/nvramtool/nvramtool ; \ |
| printf " CREATE $(2) (from $(1))\n"; \ |
| $(objutil)/nvramtool/nvramtool -y $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout -D $(2).tmp -p $(1) && \ |
| mv $(2).tmp $(2)) |
| |
| ####################################################################### |
| # Link VSA binary to ELF-ish stage |
| # arg1: source file |
| # arg2: binary file name |
| cbfs-files-processor-vsa= \ |
| $(eval $(2): $(1) ; \ |
| 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)) |
| |
| ####################################################################### |
| # Reduce a .config file to its minimal representation |
| # arg1: input |
| # arg2: output |
| cbfs-files-processor-defconfig= \ |
| $(eval $(2): $(1) $(obj)/build.h $(objutil)/kconfig/conf; \ |
| +printf " CREATE $(2) (from $(1))\n"; \ |
| printf "\# This image was built using coreboot " > $(2).tmp && \ |
| grep "\<COREBOOT_VERSION\>" $(obj)/build.h |cut -d\" -f2 >> $(2).tmp && \ |
| $(MAKE) DOTCONFIG=$(1) DEFCONFIG=$(2).tmp2 savedefconfig && \ |
| cat $(2).tmp2 >> $(2).tmp && \ |
| rm -f $(2).tmp2 && \ |
| \mv -f $(2).tmp $(2)) |
| |
| ####################################################################### |
| # Compile a C file with a bare struct definition into binary |
| # arg1: C source file |
| # arg2: binary file |
| cbfs-files-processor-struct= \ |
| $(eval $(2): $(1) $(obj)/build.h $(KCONFIG_AUTOHEADER); \ |
| printf " CC+STRIP $(@)\n"; \ |
| $(CC_ramstage) -MMD $(CPPFLAGS_ramstage) $(CFLAGS_ramstage) $$(ramstage-c-ccopts) -include $(KCONFIG_AUTOHEADER) -MT $(2) -o $(2).tmp -c $(1) && \ |
| $(OBJCOPY_ramstage) -O binary $(2).tmp $(2); \ |
| rm -f $(2).tmp) \ |
| $(eval DEPENDENCIES += $(2).d) |
| |
| ####################################################################### |
| # Add handler for arbitrary files in CBFS |
| $(call add-special-class,cbfs-files) |
| cbfs-files-handler= \ |
| $(eval tmp-cbfs-method:=$(word 2, $(subst :, ,$($(2)-file)))) \ |
| $(eval $(2)-file:=$(call strip_quotes,$(word 1, $(subst :, ,$($(2)-file))))) \ |
| $(eval tmp-cbfs-file:= ) \ |
| $(if $($(2)-file), \ |
| $(if $(wildcard $(1)$($(2)-file)), \ |
| $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \ |
| $(eval tmp-cbfs-file:= $($(2)-file)))) \ |
| $(if $(strip $($(2)-required)), \ |
| $(if $(wildcard $(tmp-cbfs-file)),, \ |
| $(info This build configuration requires $($(2)-required)) \ |
| $(eval FAILBUILD:=1) \ |
| )) \ |
| $(if $(strip $($(2)-align)), \ |
| $(if $(strip $($(2)-position)), \ |
| $(info ERROR: It is not allowed to specify both alignment and position for $($(2)-file)) \ |
| $(eval FAILBUILD:=1) \ |
| )) \ |
| $(if $(tmp-cbfs-method), \ |
| $(eval tmp-old-cbfs-file:=$(tmp-cbfs-file)) \ |
| $(eval tmp-cbfs-file:=$(shell mkdir -p $(obj)/mainboard/$(MAINBOARDDIR); mktemp $(obj)/mainboard/$(MAINBOARDDIR)/cbfs-file.XXXXXX).out) \ |
| $(call cbfs-files-processor-$(tmp-cbfs-method),$(tmp-old-cbfs-file),$(tmp-cbfs-file))) \ |
| $(if $(tmp-cbfs-file), \ |
| $(eval cbfs-files += $(subst $(spc),*,$(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-compression)|$(strip $($(2)-position))|$($(2)-align)|$($(2)-options)))) \ |
| $(eval $(2)-name:=) \ |
| $(eval $(2)-type:=) \ |
| $(eval $(2)-compression:=) \ |
| $(eval $(2)-position:=) \ |
| $(eval $(2)-required:=) \ |
| $(eval $(2)-options:=) \ |
| $(eval $(2)-align:=) |
| |
| ####################################################################### |
| # a variety of flags for our build |
| CBFS_COMPRESS_FLAG:=none |
| ifeq ($(CONFIG_COMPRESS_RAMSTAGE),y) |
| CBFS_COMPRESS_FLAG:=LZMA |
| endif |
| |
| CBFS_PAYLOAD_COMPRESS_FLAG:=none |
| ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y) |
| CBFS_PAYLOAD_COMPRESS_FLAG:=LZMA |
| endif |
| ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZ4),y) |
| CBFS_PAYLOAD_COMPRESS_FLAG:=LZ4 |
| endif |
| |
| CBFS_SECONDARY_PAYLOAD_COMPRESS_FLAG:=none |
| ifeq ($(CONFIG_COMPRESS_SECONDARY_PAYLOAD),y) |
| CBFS_SECONDARY_PAYLOAD_COMPRESS_FLAG:=LZMA |
| endif |
| |
| CBFS_PRERAM_COMPRESS_FLAG:=none |
| ifeq ($(CONFIG_COMPRESS_PRERAM_STAGES),y) |
| CBFS_PRERAM_COMPRESS_FLAG:=LZ4 |
| endif |
| |
| ifneq ($(CONFIG_LOCALVERSION),"") |
| COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION)) |
| COREBOOT_EXPORTS += COREBOOT_EXTRA_VERSION |
| endif |
| |
| CPPFLAGS_common := -Isrc -Isrc/include -Isrc/commonlib/include -I$(obj) |
| CPPFLAGS_common += -Isrc/device/oprom/include |
| VBOOT_SOURCE ?= 3rdparty/vboot |
| CPPFLAGS_common += -I$(VBOOT_SOURCE)/firmware/include |
| CPPFLAGS_common += -include $(src)/include/kconfig.h |
| CPPFLAGS_common += -include $(src)/commonlib/include/commonlib/compiler.h |
| CPPFLAGS_common += -I3rdparty |
| CPPFLAGS_common += -D__BUILD_DIR__=\"$(obj)\" |
| |
| CFLAGS_common += -pipe -g -nostdinc -std=gnu11 |
| CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes |
| CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs |
| CFLAGS_common += -Wstrict-aliasing -Wshadow -Wdate-time |
| CFLAGS_common += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer |
| CFLAGS_common += -ffunction-sections -fdata-sections -fno-pie |
| ifeq ($(CONFIG_COMPILER_GCC),y) |
| CFLAGS_common += -fno-delete-null-pointer-checks |
| # Don't add these GCC specific flags when running scan-build |
| ifeq ($(CCC_ANALYZER_OUTPUT_FORMAT),) |
| CFLAGS_common += -Wno-packed-not-aligned |
| CFLAGS_common += -fconserve-stack |
| # cf. commit f69a99db (coreboot: x86: enable gc-sections) |
| CFLAGS_common += -Wno-unused-but-set-variable |
| endif |
| endif |
| |
| ADAFLAGS_common += -gnatp |
| ADAFLAGS_common += -Wuninitialized -Wall -Werror |
| ADAFLAGS_common += -pipe -g -nostdinc |
| ADAFLAGS_common += -Wstrict-aliasing -Wshadow |
| ADAFLAGS_common += -fno-common -fomit-frame-pointer |
| ADAFLAGS_common += -ffunction-sections -fdata-sections |
| # Ada warning options: |
| # |
| # a Activate most optional warnings. |
| # .e Activate every optional warnings. |
| # e Treat warnings and style checks as errors. |
| # |
| # D Suppress warnings on implicit dereferences: |
| # As SPARK does not accept access types we have to map the |
| # dynamically chosen register locations to a static SPARK |
| # variable. |
| # |
| # .H Suppress warnings on holes/gaps in records: |
| # We are modelling hardware here! |
| # |
| # H Suppress warnings on hiding: |
| # It's too annoying, you run out of ideas for identifiers fast. |
| # |
| # T Suppress warnings for tracking of deleted conditional code: |
| # We use static options to select code paths at compile time. |
| # |
| # U Suppress warnings on unused entities: |
| # Would have lots of warnings for unused register definitions, |
| # `withs` for debugging etc. |
| # |
| # .U Deactivate warnings on unordered enumeration types: |
| # As SPARK doesn't support `pragma Ordered` by now, we don't |
| # use that, yet. |
| # |
| # .W Suppress warnings on unnecessary Warnings Off pragmas: |
| # Things get really messy when you use different compiler |
| # versions, otherwise. |
| # .Y Disable information messages for why package spec needs body: |
| # Those messages are annoying. But don't forget to enable those, |
| # if you need the information. |
| ADAFLAGS_common += -gnatwa.eeD.HHTU.U.W.Y |
| # Disable style checks for now |
| ADAFLAGS_common += -gnatyN |
| |
| LDFLAGS_common := --gc-sections -nostdlib -nostartfiles -static --emit-relocs |
| |
| ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y) |
| CFLAGS_common += -Werror |
| endif |
| ifneq ($(GDB_DEBUG),) |
| CFLAGS_common += -Og |
| ADAFLAGS_common += -Og |
| else |
| CFLAGS_common += -Os |
| ADAFLAGS_common += -Os |
| endif |
| |
| ifeq ($(CONFIG_DEBUG_ADA_CODE),y) |
| ADAFLAGS_common += -gnata |
| endif |
| |
| additional-dirs := $(objutil)/cbfstool $(objutil)/romcc $(objutil)/ifdtool \ |
| $(objutil)/options $(objutil)/amdfwtool \ |
| $(objutil)/cbootimage $(objutil)/bimgtool |
| |
| export $(COREBOOT_EXPORTS) |
| |
| ####################################################################### |
| # generate build support files |
| |
| build_h := $(obj)/build.h |
| |
| # We have to manually export variables that `genbuild_h.sh` uses |
| # when we call it through the `$(shell)` function. This is fragile |
| # but as variables newly added to `genbuild_h.sh` would just not |
| # work, we'd notice that instantly at least. |
| build_h_exports := BUILD_TIMELESS KERNELVERSION COREBOOT_EXTRA_VERSION |
| |
| # Report new `build.ht` as dependency if `build.h` differs. |
| build_h_check := \ |
| export $(foreach exp,$(build_h_exports),$(exp)="$($(exp))"); \ |
| util/genbuild_h/genbuild_h.sh >$(build_h)t 2>/dev/null; \ |
| cmp -s $(build_h)t $(build_h) >/dev/null 2>&1 || echo $(build_h)t |
| |
| $(build_h): $$(shell $$(build_h_check)) |
| @printf " GEN build.h\n" |
| mv $< $@ |
| |
| build-dirs: |
| mkdir -p $(objcbfs) $(objgenerated) |
| |
| ####################################################################### |
| # Build the tools |
| CBFSTOOL:=$(objutil)/cbfstool/cbfstool |
| FMAPTOOL:=$(objutil)/cbfstool/fmaptool |
| RMODTOOL:=$(objutil)/cbfstool/rmodtool |
| IFWITOOL:=$(objutil)/cbfstool/ifwitool |
| |
| $(obj)/cbfstool: $(CBFSTOOL) |
| cp $< $@ |
| |
| $(obj)/fmaptool: $(FMAPTOOL) |
| cp $< $@ |
| |
| $(obj)/rmodtool: $(RMODTOOL) |
| cp $< $@ |
| |
| $(obj)/ifwitool: $(IFWITOOL) |
| cp $< $@ |
| |
| _WINCHECK=$(shell uname -o 2> /dev/null) |
| STACK= |
| ifeq ($(_WINCHECK),Msys) |
| STACK=-Wl,--stack,16384000 |
| endif |
| ifeq ($(_WINCHECK),Cygwin) |
| STACK=-Wl,--stack,16384000 |
| endif |
| |
| # this allows ccache to prepend itself |
| # (ccache handling happens first) |
| ROMCC_BIN= $(objutil)/romcc/romcc |
| ROMCC?=$(ROMCC_BIN) |
| $(ROMCC_BIN): $(top)/util/romcc/romcc.c |
| @printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n" |
| @# Note: Adding -O2 here might cause problems. For details see: |
| @# https://www.coreboot.org/pipermail/coreboot/2010-February/055825.html |
| $(HOSTCC) -g $(STACK) -Wall -o $@ $< |
| |
| BINCFG:=$(objutil)/bincfg/bincfg |
| |
| IFDTOOL:=$(objutil)/ifdtool/ifdtool |
| $(IFDTOOL): |
| @printf " Compile IFDTOOL\n" |
| +$(MAKE) -C $(top)/util/ifdtool |
| cp -a $(top)/util/ifdtool/ifdtool $@ |
| |
| AMDFWTOOL:=$(objutil)/amdfwtool/amdfwtool |
| $(AMDFWTOOL): $(top)/util/amdfwtool/amdfwtool.c |
| @printf " HOSTCC $(subst $(obj)/,,$(@))\n" |
| $(HOSTCC) $(HOSTCFLAGS) -DCONFIG_ROM_SIZE=$(CONFIG_ROM_SIZE) -o $@ $< |
| |
| CBOOTIMAGE:=$(objutil)/cbootimage/cbootimage |
| |
| FUTILITY?=$(objutil)/futility/futility |
| |
| subdirs-y += util/nvidia |
| |
| BIMGTOOL:=$(objutil)/bimgtool/bimgtool |
| $(BIMGTOOL): $(top)/util/bimgtool/bimgtool.c |
| @printf " HOSTCC $(subst $(obj)/,,$(@))\n" |
| $(HOSTCC) $(HOSTCFLAGS) -o $@ $< |
| |
| $(obj)/config.h: $(objutil)/kconfig/conf |
| |
| ####################################################################### |
| # needed objects that every mainboard uses |
| # Creation of these is architecture and mainboard independent |
| DEVICETREE_FILE := $(src)/mainboard/$(MAINBOARDDIR)/$(CONFIG_DEVICETREE) |
| |
| ifneq ($(CONFIG_OVERRIDE_DEVICETREE),) |
| |
| OVERRIDE_DEVICETREE_FILE := $(src)/mainboard/$(MAINBOARDDIR)/$(CONFIG_OVERRIDE_DEVICETREE) |
| |
| endif |
| |
| DEVICETREE_STATIC_C := $(obj)/mainboard/$(MAINBOARDDIR)/static.c |
| |
| $(DEVICETREE_STATIC_C): $(DEVICETREE_FILE) $(OVERRIDE_DEVICETREE_FILE) $(objutil)/sconfig/sconfig |
| @printf " SCONFIG $(subst $(src)/,,$(<))\n" |
| mkdir -p $(dir $(DEVICETREE_STATIC_C)) |
| $(objutil)/sconfig/sconfig $(DEVICETREE_FILE) $(DEVICETREE_STATIC_C) $(OVERRIDE_DEVICETREE_FILE) |
| |
| ramstage-y+=$(DEVICETREE_STATIC_C) |
| romstage-y+=$(DEVICETREE_STATIC_C) |
| verstage-y+=$(DEVICETREE_STATIC_C) |
| bootblock-y+=$(DEVICETREE_STATIC_C) |
| postcar-y+=$(DEVICETREE_STATIC_C) |
| smm-y+=$(DEVICETREE_STATIC_C) |
| |
| ####################################################################### |
| # Clean up rules |
| clean-abuild: |
| rm -rf coreboot-builds |
| |
| clean-for-update-target: clean-payloads |
| rm -f $(obj)/ramstage?* $(obj)/coreboot.romstage $(obj)/coreboot.pre* $(obj)/coreboot.bootblock $(obj)/coreboot.a |
| rm -rf $(obj)/bootblock?* $(obj)/romstage?* $(obj)/location.* |
| rm -f $(obj)/option_table.* $(obj)/crt0.S $(obj)/ldscript |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.* $(obj)/dsdt.* |
| rm -f $(obj)/cpu/x86/smm/smm_bin.c $(obj)/cpu/x86/smm/smm.* $(obj)/cpu/x86/smm/smm |
| |
| clean-target: |
| rm -f $(obj)/coreboot* |
| |
| ####################################################################### |
| # Development utilities |
| printcrt0s: |
| @echo crt0s=$(crt0s) |
| @echo ldscripts=$(ldscripts) |
| |
| update: |
| dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF |
| |
| check-style: |
| grep "^# DESCR:" util/lint/check-style | sed "s,.*DESCR: *,," |
| echo "========" |
| util/lint/check-style |
| echo "========" |
| |
| gitconfig: |
| util/gitconfig/gitconfig.sh "$(MAKE)" |
| |
| install-git-commit-clangfmt: |
| cp util/scripts/prepare-commit-msg.clang-format .git/hooks/prepare-commit-msg |
| |
| include util/crossgcc/Makefile.inc |
| |
| .PHONY: tools |
| tools: $(objutil)/kconfig/conf $(CBFSTOOL) $(objutil)/cbfstool/cbfs-compression-tool $(FMAPTOOL) $(RMODTOOL) $(IFWITOOL) $(objutil)/nvramtool/nvramtool $(ROMCC_BIN) $(objutil)/sconfig/sconfig $(IFDTOOL) $(CBOOTIMAGE) $(AMDFWTOOL) $(FUTILITY) $(BINCFG) |
| |
| ########################################################################### |
| # Common recipes for all stages |
| ########################################################################### |
| |
| # loadaddr can determine the load address of a stage, which may be needed for |
| # platform-specific image headers (only works *after* the stage has been built) |
| loadaddr = $(shell $(OBJDUMP_$(1)) -p $(objcbfs)/$(1).debug | \ |
| sed -ne '/LOAD/s/^.*vaddr 0x\([0-9a-fA-F]\{8\}\).*$$/0x\1/p') |
| |
| # find-substr is required for stages like romstage_null and romstage_xip to |
| # eliminate the _* part of the string |
| find-substr = $(word 1,$(subst _, ,$(1))) |
| |
| # find-class is used to identify the class from the name of the stage |
| # The input to this macro can be something like romstage.x or romstage.x.y |
| # find-class recursively strips off the suffixes to extract the exact class name |
| # e.g.: if romstage.x is provided to find-class, it will remove .x and return romstage |
| # if romstage.x.y is provided, it will first remove .y, call find-class with romstage.x |
| # and remove .x the next time and finally return romstage |
| find-class = $(if $(filter $(1),$(basename $(1))),$(if $(CC_$(1)), $(1), $(call find-substr,$(1))),$(call find-class,$(basename $(1)))) |
| |
| # Bootblocks are not CBFS stages. coreboot is currently expecting the bss to |
| # be cleared by the loader of the stage. For ARM SoCs that means one needs to |
| # include the bss section in the binary so the BootROM clears the bss on |
| # loading of the bootblock stage. Achieve this by marking the bss section |
| # loadable,allocatable, and data. Do the same for the .data section in case |
| # the linker marked it NOBITS automatically because there are only zeroes in it. |
| preserve-bss-flags := --set-section-flags .bss=load,alloc,data --set-section-flags .data=load,alloc,data |
| |
| ifeq ($(CONFIG_COMPRESS_BOOTBLOCK),y) |
| |
| $(objcbfs)/bootblock.lz4: $(objcbfs)/bootblock.elf $(objutil)/cbfstool/cbfs-compression-tool |
| @printf " LZ4 $(subst $(obj)/,,$(@))\n" |
| $(OBJCOPY_bootblock) $(preserve-bss-flags) $< $@.tmp |
| $(OBJCOPY_bootblock) -O binary $@.tmp |
| $(objutil)/cbfstool/cbfs-compression-tool rawcompress $@.tmp $@.tmp2 lz4 |
| rm -f $@.tmp |
| mv $@.tmp2 $@ |
| |
| # Put assembled decompressor+bootblock into bootblock.raw.elf so that SoC |
| # Makefiles wrapping the bootblock in a header can always key off the same file. |
| $(objcbfs)/bootblock.raw.elf: $(objcbfs)/decompressor.elf |
| @printf " OBJCOPY $(notdir $(@))\n" |
| $(OBJCOPY_bootblock) $(preserve-bss-flags) $< $@ |
| |
| else # CONFIG_COMPRESS_BOOTBLOCK |
| |
| $(objcbfs)/bootblock.raw.elf: $(objcbfs)/bootblock.elf |
| @printf " OBJCOPY $(notdir $(@))\n" |
| $(OBJCOPY_bootblock) $(preserve-bss-flags) $< $@ |
| |
| endif # CONFIG_COMPRESS_BOOTBLOCK |
| |
| $(objcbfs)/bootblock.raw.bin: $(objcbfs)/bootblock.raw.elf |
| @printf " OBJCOPY $(notdir $(@))\n" |
| $(OBJCOPY_bootblock) -O binary $< $@ |
| |
| $(objcbfs)/%.bin: $(objcbfs)/%.raw.bin |
| cp $< $@ |
| |
| $(objcbfs)/%.elf: $(objcbfs)/%.debug |
| $(eval class := $(call find-class,$(@F))) |
| @printf " OBJCOPY $(subst $(obj)/,,$(@))\n" |
| cp $< $@.tmp |
| $(NM_$(class)) -n $@.tmp | sort > $(basename $@).map |
| $(OBJCOPY_$(class)) --strip-debug $@.tmp |
| $(OBJCOPY_$(class)) --add-gnu-debuglink=$< $@.tmp |
| mv $@.tmp $@ |
| |
| |
| ########################################################################### |
| # Build the final rom image |
| ########################################################################### |
| |
| # extract_nth - Return a subsection of the $file string |
| # |
| # the input string looks like this: |
| # ./build/cbfs/fallback/romstage.elf|fallback/romstage|stage|none||64|--xip*-S*.car.data*-P*0x10000 |
| # |
| # Sections: |
| # 1 - Path and name of file [FILENAME: Added to cbfs-files-y list variable] |
| # 2 - Name of file in cbfs [$(FILENAME)-file] |
| # 3 - File type: [$(FILENAME)-type] |
| # bootblock, cbfs header, stage, payload, optionrom, bootsplash, raw, vsa, |
| # mbi, microcode, fsp, mrc, cmos_default, cmos_layout, spd, mrc_cache, |
| # mma, efi, deleted, null |
| # 4 - Compression type [$(FILENAME)-compression] |
| # none, LZMA |
| # 5 - Base address [$(FILANAME)-position] |
| # 6 - Alignment [$(FILENAME)-align] |
| # 7 - cbfstool flags [$(FILENAME)-options] |
| # |
| # Input: |
| # $(1) = Section to extract |
| # $(2) = Input string |
| # |
| # Steps: |
| # 1) replace all '|' characters with the sequence '- -' within the full string, prepended and appended with the character '-' |
| # 2) extract the specified section from the string - this gets us the section surrounded by '-' characters |
| # 3) remove the leading and trailing '-' characters |
| # 4) replace all '*' characters with spaces |
| extract_nth=$(subst *,$(spc),$(patsubst -%-,%,$(word $(1), $(subst |,- -,-$(2)-)))) |
| |
| # regions-for-file - Returns a cbfstool regions parameter |
| # $(call regions-for-file,$(filename)) |
| # returns "REGION1,REGION2,..." |
| # |
| # This is the default implementation. When using a boot strategy employing |
| # multiple CBFSes in fmap regions, override it. |
| regions-for-file ?= COREBOOT |
| |
| ifeq ($(CONFIG_CBFS_AUTOGEN_ATTRIBUTES),y) |
| cbfs-autogen-attributes=-g |
| endif |
| |
| # cbfs-add-cmd-for-region |
| # $(call cbfs-add-cmd-for-region,file in extract_nth format,region name) |
| define cbfs-add-cmd-for-region |
| $(CBFSTOOL) $@.tmp \ |
| add$(if $(filter stage,$(call extract_nth,3,$(1))),-stage)$(if \ |
| $(filter payload,$(call extract_nth,3,$(1))),-payload)$(if \ |
| $(filter flat-binary,$(call extract_nth,3,$(1))),-flat-binary) \ |
| -f $(call extract_nth,1,$(1)) \ |
| -n $(call extract_nth,2,$(1)) \ |
| $(if $(filter-out flat-binary payload stage,$(call \ |
| extract_nth,3,$(1))),-t $(call extract_nth,3,$(1))) \ |
| $(if $(call extract_nth,4,$(1)),-c $(call extract_nth,4,$(1))) \ |
| $(cbfs-autogen-attributes) \ |
| -r $(2) \ |
| $(if $(call extract_nth,6,$(1)),-a $(call extract_nth,6,$(file)), \ |
| $(if $(call extract_nth,5,$(file)),-b $(call extract_nth,5,$(file)))) \ |
| $(call extract_nth,7,$(1)) |
| |
| |
| endef |
| # Empty line before endef is necessary so cbfs-add-cmd-for-region ends in a |
| # newline |
| |
| # cbfs-add-cmd |
| # $(call cbfs-add-cmd, |
| # file in extract_nth format, |
| # region name, |
| # non-empty if file removal requested) |
| define cbfs-add-cmd |
| printf " CBFS $(call extract_nth,2,$(1))\n" |
| $(if $(3),-$(CBFSTOOL) $@.tmp remove -n $(call extract_nth,2,$(file)) 2>/dev/null) |
| $(call cbfs-add-cmd-for-region,$(1),$(2)) |
| endef |
| |
| # list of files to add (using their file system names, not CBFS names), |
| # for dependencies etc. |
| prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file))) |
| |
| # $(all-regions) |
| # returns full list of fmap regions that we add files to |
| all-regions = $(sort $(subst $(comma),$(spc), \ |
| $(foreach file,$(cbfs-files), \ |
| $(call regions-for-file,$(call extract_nth,2,$(file)))))) |
| |
| # $(call all-files-in-region,region name) |
| # returns elements in $(cbfs-files) that end up in that region, in the order |
| # they appear in $(cbfs-files) |
| all-files-in-region = $(foreach file,$(cbfs-files), \ |
| $(if $(filter $(1), \ |
| $(subst $(comma),$(spc),$(call regions-for-file,$(call extract_nth,2,$(file))))), \ |
| $(file))) |
| |
| # $(call update-file-for-region,file string from $(cbfs-files),region name) |
| # Update position and alignment according to overrides for region |
| # Doesn't check for invalid configurations (eg. resetting neither or both |
| # position and align) |
| # Returns the updated file string |
| update-file-for-region = \ |
| $(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))) |
| |
| # $(call placed-files-in-region,region name) |
| # like all-files-in-region, but updates the files to contain region overrides |
| # to position or alignment. |
| placed-files-in-region = $(foreach file,$(call all-files-in-region,$(1)), \ |
| $(if $($(call extract_nth,2,$(file))-$(1)-position), \ |
| $(if $($(call extract_nth,2,$(file))-$(1)-align), \ |
| $(error It is not allowed to specify both alignment and position for $(call extract_nth,2,$(file))-$(1))) \ |
| $(call update-file-for-region,$(file),$(1)), \ |
| $(if $($(call extract_nth,2,$(file))-$(1)-align), \ |
| $(call update-file-for-region,$(file),$(1)), \ |
| $(file)))) |
| |
| # $(call sort-files,subset of $(cbfs-files)) |
| # reorders the files in the given set to list files at fixed positions first, |
| # followed by aligned files and finally those with no constraints. |
| sort-files = \ |
| $(eval _tmp_fixed:=) \ |
| $(eval _tmp_aligned:=) \ |
| $(eval _tmp_regular:=) \ |
| $(foreach file,$(1), \ |
| $(if $(call extract_nth,5,$(file)),\ |
| $(eval _tmp_fixed += $(file)), \ |
| $(if $(call extract_nth,6,$(file)), \ |
| $(eval _tmp_aligned += $(file)), \ |
| $(eval _tmp_regular += $(file))))) \ |
| $(_tmp_fixed) $(_tmp_aligned) $(_tmp_regular) |
| |
| # command list to add files to CBFS |
| prebuild-files = $(foreach region,$(all-regions), \ |
| $(foreach file, \ |
| $(call sort-files,$(call placed-files-in-region,$(region))), \ |
| $(call cbfs-add-cmd,$(file),$(region),$(CONFIG_UPDATE_IMAGE)))) |
| |
| ifeq ($(CONFIG_FMDFILE),) |
| # For a description of the flash layout described by these variables, check |
| # the $(DEFAULT_FLASHMAP) .fmd files. |
| ifeq ($(CONFIG_ARCH_X86),y) |
| DEFAULT_FLASHMAP:=$(top)/util/cbfstool/default-x86.fmd |
| # entire flash |
| FMAP_ROM_ADDR := $(call int-subtract, 0x100000000 $(CONFIG_ROM_SIZE)) |
| FMAP_ROM_SIZE := $(CONFIG_ROM_SIZE) |
| # entire "BIOS" region (everything directly of concern to the host system) |
| # relative to ROM_BASE |
| FMAP_BIOS_BASE := $(call int-subtract, $(CONFIG_ROM_SIZE) $(CONFIG_CBFS_SIZE)) |
| FMAP_BIOS_SIZE := $(shell echo $(CONFIG_CBFS_SIZE) | tr A-F a-f) |
| # position and size of flashmap, relative to BIOS_BASE |
| FMAP_FMAP_BASE := 0 |
| FMAP_FMAP_SIZE := 0x200 |
| |
| # |
| # X86 CONSOLE FMAP region |
| # |
| # position, size and entry line of CONSOLE relative to BIOS_BASE, if enabled |
| ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| FMAP_CONSOLE_BASE := $(call int-add, $(FMAP_FMAP_BASE) $(FMAP_FMAP_SIZE)) |
| FMAP_CONSOLE_SIZE := $(CONFIG_CONSOLE_SPI_FLASH_BUFFER_SIZE) |
| FMAP_CONSOLE_ENTRY := CONSOLE@$(FMAP_CONSOLE_BASE) $(FMAP_CONSOLE_SIZE) |
| else # ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| FMAP_CONSOLE_BASE := 0 |
| FMAP_CONSOLE_SIZE := 0 |
| FMAP_CONSOLE_ENTRY := |
| endif # ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| |
| # |
| # X86 RW_MRC_CACHE FMAP region |
| # |
| # position, size and entry line of MRC_CACHE relative to BIOS_BASE, if enabled |
| ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| FMAP_MRC_CACHE_BASE := $(call int-align, $(call int-add, $(FMAP_CONSOLE_BASE) \ |
| $(FMAP_CONSOLE_SIZE)), 0x10000) |
| else |
| FMAP_MRC_CACHE_BASE := $(call int-align, $(call int-add, $(FMAP_FMAP_BASE) \ |
| $(FMAP_FMAP_SIZE)), 0x10000) |
| endif |
| FMAP_MRC_CACHE_SIZE := $(CONFIG_MRC_SETTINGS_CACHE_SIZE) |
| FMAP_MRC_CACHE_ENTRY := RW_MRC_CACHE@$(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE) |
| else # ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| FMAP_MRC_CACHE_BASE := 0 |
| FMAP_MRC_CACHE_SIZE := 0 |
| FMAP_MRC_CACHE_ENTRY := |
| endif # ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| |
| # |
| # X86 COREBOOT default cbfs FMAP region |
| # |
| # position and size of CBFS, relative to BIOS_BASE |
| ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| FMAP_CBFS_BASE := $(call int-add, $(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE)) |
| else |
| FMAP_CBFS_BASE := $(call int-add, $(FMAP_CONSOLE_SIZE) $(FMAP_FMAP_SIZE)) |
| endif |
| FMAP_CBFS_SIZE := $(call int-subtract, $(FMAP_BIOS_SIZE) $(FMAP_CBFS_BASE)) |
| else # ifeq ($(CONFIG_ARCH_X86),y) |
| DEFAULT_FLASHMAP:=$(top)/util/cbfstool/default.fmd |
| # entire flash |
| FMAP_ROM_ADDR := 0 |
| FMAP_ROM_SIZE := $(CONFIG_ROM_SIZE) |
| # entire "BIOS" region (everything directly of concern to the host system) |
| # relative to ROM_BASE |
| FMAP_BIOS_BASE := 0 |
| FMAP_BIOS_SIZE := $(CONFIG_CBFS_SIZE) |
| # position and size of flashmap, relative to BIOS_BASE |
| FMAP_FMAP_BASE := 0x20000 |
| FMAP_FMAP_SIZE := 0x100 |
| |
| # |
| # NON-X86 CONSOLE FMAP region |
| # |
| # position, size and entry line of CONSOLE relative to BIOS_BASE, if enabled |
| ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| FMAP_CONSOLE_BASE := $(call int-add, $(FMAP_FMAP_BASE) $(FMAP_FMAP_SIZE)) |
| FMAP_CONSOLE_SIZE := $(CONFIG_CONSOLE_SPI_FLASH_BUFFER_SIZE) |
| FMAP_CONSOLE_ENTRY := CONSOLE@$(FMAP_CONSOLE_BASE) $(FMAP_CONSOLE_SIZE) |
| else # ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| FMAP_CONSOLE_BASE := 0 |
| FMAP_CONSOLE_SIZE := 0 |
| FMAP_CONSOLE_ENTRY := |
| endif # ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| |
| # |
| # NON-X86 RW_MRC_CACHE FMAP region |
| # |
| # position, size and entry line of MRC_CACHE relative to BIOS_BASE, if enabled |
| ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| ifeq ($(CONFIG_CONSOLE_SPI_FLASH),y) |
| FMAP_MRC_CACHE_BASE := $(call int-align, $(call int-add, $(FMAP_CONSOLE_BASE) \ |
| $(FMAP_CONSOLE_SIZE)), 0x10000) |
| else |
| FMAP_MRC_CACHE_BASE := $(call int-align, $(call int-add, $(FMAP_FMAP_BASE) \ |
| $(FMAP_FMAP_SIZE)), 0x10000) |
| endif |
| FMAP_MRC_CACHE_SIZE := $(CONFIG_MRC_SETTINGS_CACHE_SIZE) |
| FMAP_MRC_CACHE_ENTRY := RW_MRC_CACHE@$(FMAP_MRC_CACHE_BASE) $(FMAP_MRC_CACHE_SIZE) |
| else # ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| FMAP_MRC_CACHE_BASE := 0 |
| FMAP_MRC_CACHE_SIZE := 0 |
| FMAP_MRC_CACHE_ENTRY := |
| endif # ifeq ($(CONFIG_CACHE_MRC_SETTINGS),y) |
| |
| # |
| # NON-X86 COREBOOT default cbfs FMAP region |
| # |
| # position and size of CBFS, relative to BIOS_BASE |
| FMAP_CBFS_BASE := $(call int-add,$(FMAP_FMAP_BASE) $(FMAP_FMAP_SIZE) $(FMAP_CONSOLE_SIZE) \ |
| $(FMAP_MRC_CACHE_SIZE)) |
| FMAP_CBFS_SIZE := $(call int-subtract,$(FMAP_BIOS_SIZE) $(FMAP_CBFS_BASE)) |
| endif # ifeq ($(CONFIG_ARCH_X86),y) |
| |
| $(obj)/fmap.fmd: $(top)/Makefile.inc $(DEFAULT_FLASHMAP) $(obj)/config.h |
| sed -e "s,##ROM_BASE##,$(FMAP_ROM_ADDR)," \ |
| -e "s,##ROM_SIZE##,$(FMAP_ROM_SIZE)," \ |
| -e "s,##BIOS_BASE##,$(FMAP_BIOS_BASE)," \ |
| -e "s,##BIOS_SIZE##,$(FMAP_BIOS_SIZE)," \ |
| -e "s,##FMAP_BASE##,$(FMAP_FMAP_BASE)," \ |
| -e "s,##FMAP_SIZE##,$(FMAP_FMAP_SIZE)," \ |
| -e "s,##CONSOLE_ENTRY##,$(FMAP_CONSOLE_ENTRY)," \ |
| -e "s,##MRC_CACHE_ENTRY##,$(FMAP_MRC_CACHE_ENTRY)," \ |
| -e "s,##CBFS_BASE##,$(FMAP_CBFS_BASE)," \ |
| -e "s,##CBFS_SIZE##,$(FMAP_CBFS_SIZE)," \ |
| $(DEFAULT_FLASHMAP) > $@.tmp |
| mv $@.tmp $@ |
| else # ifeq ($(CONFIG_FMDFILE),) |
| $(obj)/fmap.fmd: $(CONFIG_FMDFILE) $(obj)/config.h |
| $(HOSTCC) $(PREPROCESS_ONLY) -include $(obj)/config.h $< -o $@.pre |
| mv $@.pre $@ |
| endif # ifeq ($(CONFIG_FMDFILE),) |
| |
| # generated at the same time as fmap.fmap |
| $(obj)/fmap_config.h: $(obj)/fmap.fmap |
| true |
| $(obj)/fmap.desc: $(obj)/fmap.fmap |
| true |
| |
| $(obj)/fmap.fmap: $(obj)/fmap.fmd $(FMAPTOOL) |
| echo " FMAP $(FMAPTOOL) -h $(obj)/fmap_config.h $< $@" |
| $(FMAPTOOL) -h $(obj)/fmap_config.h -R $(obj)/fmap.desc $< $@ |
| |
| ifeq ($(CONFIG_INTEL_ADD_TOP_SWAP_BOOTBLOCK),y) |
| TS_OPTIONS := -j $(CONFIG_INTEL_TOP_SWAP_BOOTBLOCK_SIZE) |
| FIT_OPTIONS := $(TS_OPTIONS) |
| endif |
| ifneq ($(CONFIG_UPDATE_IMAGE),y) |
| $(obj)/coreboot.pre: $(objcbfs)/bootblock.bin $$(prebuilt-files) $(CBFSTOOL) $$(cpu_ucode_cbfs_file) $(obj)/fmap.fmap $(obj)/fmap.desc |
| $(CBFSTOOL) $@.tmp create -M $(obj)/fmap.fmap -r $(shell cat $(obj)/fmap.desc) |
| ifeq ($(CONFIG_ARCH_X86),y) |
| $(CBFSTOOL) $@.tmp add \ |
| -f $(objcbfs)/bootblock.bin \ |
| -n bootblock \ |
| -t bootblock \ |
| -b -$(call file-size,$(objcbfs)/bootblock.bin) $(cbfs-autogen-attributes) \ |
| $(TS_OPTIONS) |
| else # ifeq ($(CONFIG_ARCH_X86),y) |
| $(CBFSTOOL) $@.tmp write -u \ |
| -r BOOTBLOCK \ |
| -f $(objcbfs)/bootblock.bin |
| # make space for the CBFS master header pointer. "ptr_" is just |
| # arbitrary 4 bytes that will be overwritten by add-master-header. |
| printf "ptr_" > $@.tmp.2 |
| $(CBFSTOOL) $@.tmp add \ |
| -f $@.tmp.2 \ |
| -n "header pointer" \ |
| -t "cbfs header" \ |
| -b -4 |
| rm -f $@.tmp.2 |
| endif # ifeq ($(CONFIG_ARCH_X86),y) |
| $(CBFSTOOL) $@.tmp add-master-header $(TS_OPTIONS) |
| $(prebuild-files) true |
| mv $@.tmp $@ |
| else # ifneq ($(CONFIG_UPDATE_IMAGE),y) |
| .PHONY: $(obj)/coreboot.pre |
| $(obj)/coreboot.pre: $$(prebuilt-files) $(CBFSTOOL) |
| mv $(obj)/coreboot.rom $@.tmp || \ |
| (echo "Error: You have UPDATE_IMAGE set in Kconfig, but have no existing image to update." && \ |
| echo "Exiting." && \ |
| false) |
| $(prebuild-files) true |
| mv $@.tmp $@ |
| endif # ifneq ($(CONFIG_UPDATE_IMAGE),y) |
| |
| ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y) |
| REFCODE_BLOB=$(obj)/refcode.rmod |
| $(REFCODE_BLOB): $(RMODTOOL) |
| $(RMODTOOL) -i $(CONFIG_REFCODE_BLOB_FILE) -o $@ |
| endif |
| |
| FIT_ENTRY=$(call strip_quotes, $(CONFIG_INTEL_TOP_SWAP_FIT_ENTRY_FMAP_REG)) |
| ifneq ($(FIT_ENTRY),) |
| FIT_OPTIONS += -q $(FIT_ENTRY) |
| endif |
| |
| $(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/ramstage.elf $(CBFSTOOL) $$(INTERMEDIATE) |
| @printf " CBFS $(subst $(obj)/,,$(@))\n" |
| # The full ROM may be larger than the CBFS part, so create an empty |
| # file (filled with \377 = 0xff) and copy the CBFS image over it. |
| dd if=/dev/zero bs=$(call _toint,$(CONFIG_ROM_SIZE)) count=1 2> /dev/null | tr '\000' '\377' > $@.tmp |
| dd if=$(obj)/coreboot.pre of=$@.tmp bs=8192 conv=notrunc 2> /dev/null |
| ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),) |
| ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),0) |
| ifneq ($(CONFIG_UPDATE_IMAGE),y) |
| @printf " SeaBIOS Wait up to $(CONFIG_SEABIOS_PS2_TIMEOUT) ms for PS/2 keyboard controller initialization\n" |
| $(CBFSTOOL) $@.tmp add-int -i $(CONFIG_SEABIOS_PS2_TIMEOUT) -n etc/ps2-keyboard-spinup |
| endif |
| endif |
| endif |
| ifeq ($(CONFIG_SEABIOS_ADD_SERCON_PORT_FILE),y) |
| @printf " SeaBIOS Add sercon-port file\n" |
| $(CBFSTOOL) $@.tmp add-int -i $(CONFIG_SEABIOS_SERCON_PORT_ADDR) -n etc/sercon-port |
| endif |
| ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y) |
| ifeq ($(CONFIG_CPU_MICROCODE_CBFS_EXTERNAL_HEADER),y) |
| @printf " UPDATE-FIT\n" |
| $(CBFSTOOL) $@.tmp update-fit -n cpu_microcode_blob.bin -x $(CONFIG_CPU_INTEL_NUM_FIT_ENTRIES) \ |
| $(FIT_OPTIONS) |
| endif |
| |
| ifeq ($(CONFIG_USE_CPU_MICROCODE_CBFS_BINS),y) |
| @printf " UPDATE-FIT\n" |
| $(CBFSTOOL) $@.tmp update-fit -n cpu_microcode_blob.bin -x $(CONFIG_CPU_INTEL_NUM_FIT_ENTRIES) \ |
| $(FIT_OPTIONS) |
| endif |
| endif |
| mv $@.tmp $@ |
| @printf " CBFSLAYOUT $(subst $(obj)/,,$(@))\n\n" |
| $(CBFSTOOL) $@ layout |
| @printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n" |
| $(CBFSTOOL) $@ print -r $(subst $(spc),$(comma),$(all-regions)) |
| |
| cbfs-files-y += $(CONFIG_CBFS_PREFIX)/romstage |
| $(CONFIG_CBFS_PREFIX)/romstage-file := $(objcbfs)/romstage.elf |
| $(CONFIG_CBFS_PREFIX)/romstage-type := stage |
| $(CONFIG_CBFS_PREFIX)/romstage-compression := $(CBFS_PRERAM_COMPRESS_FLAG) |
| ifeq ($(CONFIG_ARCH_ROMSTAGE_ARM),y) |
| $(CONFIG_CBFS_PREFIX)/romstage-options := -b 0 |
| endif |
| ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32)$(CONFIG_ARCH_ROMSTAGE_X86_64),y) |
| # Use a 64 byte alignment to provide a minimum alignment |
| # requirement for the overall romstage. While the first object within |
| # romstage could have a 4 byte minimum alignment that doesn't mean the linker |
| # won't decide the entire section should be aligned to a larger value. In the |
| # future cbfstool should add XIP files proper and honor the alignment |
| # requirements of the program segment. |
| # |
| # Make sure that segment for .car.data is ignored while adding romstage. |
| $(CONFIG_CBFS_PREFIX)/romstage-align := 64 |
| $(CONFIG_CBFS_PREFIX)/romstage-options := -S ".car.data" |
| |
| # If CAR does not support execution of code, romstage on x86 is expected to be |
| # xip. |
| ifneq ($(CONFIG_NO_XIP_EARLY_STAGES),y) |
| $(CONFIG_CBFS_PREFIX)/romstage-options += --xip |
| |
| # If XIP_ROM_SIZE isn't being used don't overly constrain romstage by passing |
| # -P with a default value. |
| ifneq ($(CONFIG_NO_FIXED_XIP_ROM_SIZE),y) |
| $(CONFIG_CBFS_PREFIX)/romstage-options += -P $(CONFIG_XIP_ROM_SIZE) |
| endif # CONFIG_NO_FIXED_XIP_ROM_SIZE |
| |
| endif # CONFIG_NO_XIP_EARLY_STAGES |
| endif # CONFIG_ARCH_ROMSTAGE_X86_32 / CONFIG_ARCH_ROMSTAGE_X86_64 |
| |
| cbfs-files-y += $(CONFIG_CBFS_PREFIX)/ramstage |
| $(CONFIG_CBFS_PREFIX)/ramstage-file := $(objcbfs)/ramstage.elf |
| $(CONFIG_CBFS_PREFIX)/ramstage-type := stage |
| $(CONFIG_CBFS_PREFIX)/ramstage-compression := $(CBFS_COMPRESS_FLAG) |
| |
| cbfs-files-$(CONFIG_HAVE_REFCODE_BLOB) += $(CONFIG_CBFS_PREFIX)/refcode |
| $(CONFIG_CBFS_PREFIX)/refcode-file := $(REFCODE_BLOB) |
| $(CONFIG_CBFS_PREFIX)/refcode-type := stage |
| $(CONFIG_CBFS_PREFIX)/refcode-compression := $(CBFS_COMPRESS_FLAG) |
| |
| cbfs-files-$(CONFIG_SEABIOS_VGA_COREBOOT) += vgaroms/seavgabios.bin |
| vgaroms/seavgabios.bin-file := $(CONFIG_PAYLOAD_VGABIOS_FILE) |
| vgaroms/seavgabios.bin-type := raw |
| |
| cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += config |
| config-file := $(DOTCONFIG):defconfig |
| config-type := raw |
| |
| cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += revision |
| revision-file := $(obj)/build.h |
| revision-type := raw |
| |
| BOOTSPLASH_SUFFIX=$(suffix $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE))) |
| cbfs-files-$(CONFIG_BOOTSPLASH_IMAGE) += bootsplash$(BOOTSPLASH_SUFFIX) |
| bootsplash$(BOOTSPLASH_SUFFIX)-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE)) |
| bootsplash$(BOOTSPLASH_SUFFIX)-type := bootsplash |
| |
| # Ensure that no payload segment overlaps with memory regions used by ramstage |
| # (not for x86 since it can relocate itself in that case) |
| ifneq ($(CONFIG_ARCH_X86),y) |
| check-ramstage-overlap-regions := ramstage |
| check-ramstage-overlap-files := |
| ifneq ($(CONFIG_PAYLOAD_NONE),y) |
| check-ramstage-overlap-files += $(CONFIG_CBFS_PREFIX)/payload |
| endif |
| |
| # will output one or more lines of "<load address in hex> <memlen in decimal>" |
| cbfs-get-segments-cmd = $(CBFSTOOL) $(obj)/coreboot.pre print -v | sed -n \ |
| '\%$(1)%,\%^[^ ]\{4\}%s% .*load: \(0x[0-9a-fA-F]*\),.*length: [0-9]*/\([0-9]*\).*%\1 \2%p' |
| |
| ramstage-symbol-addr-cmd = $(OBJDUMP_ramstage) -t $(objcbfs)/ramstage.elf | \ |
| sed -n '/ $(1)$$/s/^\([0-9a-fA-F]*\) .*/0x\1/p' |
| |
| check-ramstage-overlaps: $(obj)/coreboot.pre |
| programs=$$($(foreach file,$(check-ramstage-overlap-files), \ |
| $(call cbfs-get-segments-cmd,$(file)) ; )) ; \ |
| regions=$$($(foreach region,$(check-ramstage-overlap-regions), \ |
| echo $(region) ; \ |
| $(call ramstage-symbol-addr-cmd,_$(region)) ; \ |
| $(call ramstage-symbol-addr-cmd,_e$(region)) ; )) ; \ |
| pstart= ; pend= ; \ |
| for x in $$programs; do \ |
| if [ -z $$pstart ]; then pstart=$$(($$x)) ; continue ; fi ; \ |
| pend=$$(($$pstart + $$x)) ; \ |
| rname= ; rstart= ; rend= ; \ |
| for y in $$regions ; do \ |
| if [ -z $$rname ]; then rname=$$y ; continue ; fi ; \ |
| if [ -z $$rstart ]; then rstart=$$(($$y)) ; continue ; fi ; \ |
| rend=$$(($$y)) ; \ |
| if [ $$pstart -lt $$rend -a $$rstart -lt $$pend ]; then \ |
| echo "ERROR: Ramstage region _$$rname overlapped by:" \ |
| $(check-ramstage-overlap-files) ; \ |
| exit 1 ; \ |
| fi ; \ |
| rname= ; rstart= ; rend= ; \ |
| done ; \ |
| pstart= ; pend= ; \ |
| done |
| |
| INTERMEDIATE+=check-ramstage-overlaps |
| PHONY+=check-ramstage-overlaps |
| endif |