| ################################################################################ |
| ## |
| ## This file is part of the coreboot project. |
| ## |
| ## Copyright (C) 2012 The ChromiumOS Authors |
| ## Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com> |
| ## Copyright (C) 2009-2010 coresystems GmbH |
| ## Copyright (C) 2009 Ronald G. Minnich |
| ## |
| ## 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. |
| ## |
| ## You should have received a copy of the GNU General Public License |
| ## along with this program; if not, write to the Free Software |
| ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| ## |
| ################################################################################ |
| |
| # Take care of subdirectories |
| subdirs-y += boot/ |
| subdirs-y += lib/ |
| |
| ################################################################################ |
| # Build the final rom image |
| COREBOOT_ROM_DEPENDENCIES:= |
| ifeq ($(CONFIG_PAYLOAD_ELF),y) |
| COREBOOT_ROM_DEPENDENCIES+=$(CONFIG_PAYLOAD_FILE) |
| endif |
| |
| extract_nth=$(word $(1), $(subst |, ,$(2))) |
| |
| ifneq ($(CONFIG_UPDATE_IMAGE),y) |
| prebuild-files = \ |
| $(foreach file,$(cbfs-files), \ |
| $(CBFSTOOL) $@.tmp \ |
| add$(if $(filter stage,$(call extract_nth,3,$(file))),-stage)$(if $(filter payload,$(call extract_nth,3,$(file))),-payload) \ |
| -f $(call extract_nth,1,$(file)) \ |
| -n $(call extract_nth,2,$(file)) $(if $(filter-out stage,$(call extract_nth,3,$(file))),-t $(call extract_nth,3,$(file))) \ |
| $(if $(call extract_nth,4,$(file)),-b $(call extract_nth,4,$(file))) &&) |
| prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file))) |
| |
| # TODO Change -b to Kconfig variable. |
| $(obj)/coreboot.pre: $(objcbfs)/bootblock.bin $(objcbfs)/romstage.elf $$(prebuilt-files) $(CBFSTOOL) $$(cpu_ucode_cbfs_file) |
| $(CBFSTOOL) $@.tmp create -m armv7 -s $(CONFIG_COREBOOT_ROMSIZE_KB)K \ |
| -B $(objcbfs)/bootblock.bin -a 64 \ |
| -b $(CONFIG_BOOTBLOCK_ROM_OFFSET) \ |
| -H $(CONFIG_CBFS_HEADER_ROM_OFFSET) \ |
| -o $(CONFIG_CBFS_ROM_OFFSET) |
| @printf " CBFS $(subst $(obj)/,,$(@))\n" |
| $(CBFSTOOL) $@.tmp add-stage \ |
| -f $(objcbfs)/romstage.elf -b 0 \ |
| -n $(CONFIG_CBFS_PREFIX)/romstage -c none |
| $(prebuild-files) true |
| $(call add-cpu-microcode-to-cbfs,$@.tmp) |
| mv $@.tmp $@ |
| else |
| .PHONY: $(obj)/coreboot.pre |
| $(obj)/coreboot.pre: $(CBFSTOOL) |
| mv $(obj)/coreboot.rom $@ |
| endif |
| |
| $(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/coreboot_ram.elf $(CBFSTOOL) $(call strip_quotes,$(COREBOOT_ROM_DEPENDENCIES)) $$(INTERMEDIATE) |
| @printf " CBFS $(subst $(obj)/,,$(@))\n" |
| cp $(obj)/coreboot.pre $@.tmp |
| $(CBFSTOOL) $@.tmp add-stage -f $(objcbfs)/coreboot_ram.elf -n $(CONFIG_CBFS_PREFIX)/coreboot_ram -c $(CBFS_COMPRESS_FLAG) |
| ifeq ($(CONFIG_PAYLOAD_NONE),y) |
| @printf " PAYLOAD none (as specified by user)\n" |
| endif |
| ifeq ($(CONFIG_PAYLOAD_ELF),y) |
| @printf " PAYLOAD $(CONFIG_PAYLOAD_FILE) (compression: $(CBFS_PAYLOAD_COMPRESS_NAME))\n" |
| $(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG) |
| endif |
| ifeq ($(CONFIG_INCLUDE_CONFIG_FILE),y) |
| @printf " CONFIG $(DOTCONFIG)\n" |
| if [ -f $(DOTCONFIG) ]; then \ |
| echo "# This image was built using git revision" `git rev-parse HEAD` > $(obj)/config.tmp ; \ |
| sed -e '/^#/d' -e '/^ *$$/d' $(DOTCONFIG) >> $(obj)/config.tmp ; \ |
| $(CBFSTOOL) $@.tmp add -f $(obj)/config.tmp -n config -t raw; rm -f $(obj)/config.tmp ; fi |
| endif |
| mv $@.tmp $@ |
| @printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n" |
| $(CBFSTOOL) $@ print |
| |
| bootsplash.jpg-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE)) |
| bootsplash.jpg-type := bootsplash |
| |
| ################################################################################ |
| # armv7 specific tools |
| |
| ################################################################################ |
| # Common recipes for all stages |
| |
| $(objcbfs)/%.bin: $(objcbfs)/%.elf |
| @printf " OBJCOPY $(subst $(obj)/,,$(@))\n" |
| $(OBJCOPY) -O binary $< $@ |
| |
| $(objcbfs)/%.elf: $(objcbfs)/%.debug |
| @printf " OBJCOPY $(subst $(obj)/,,$(@))\n" |
| cp $< $@.tmp |
| $(NM) -n $@.tmp | sort > $(basename $@).map |
| $(OBJCOPY) --strip-debug $@.tmp |
| $(OBJCOPY) --add-gnu-debuglink=$< $@.tmp |
| mv $@.tmp $@ |
| |
| stages_c = $(src)/arch/armv7/stages.c |
| stages_o = $(obj)/arch/armv7/stages.o |
| |
| $(stages_o): $(stages_c) |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) -I. $(INCLUDES) -c -o $@ $< -marm |
| |
| |
| ################################################################################ |
| # Build the coreboot_ram (stage 2) |
| |
| $(objcbfs)/coreboot_ram.debug: $(objgenerated)/coreboot_ram.o $(src)/arch/armv7/coreboot_ram.ld |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -m armelf_linux_eabi -o $@ -L$(obj) $< -T $(src)/arch/armv7/coreboot_ram.ld |
| else |
| $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/arch/armv7/coreboot_ram.ld $< |
| endif |
| |
| $(objgenerated)/coreboot_ram.o: $(stages_o) $$(ramstage-objs) $(LIBGCC_FILE_NAME) |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -m -m armelf_linux_eabi -r -o $@ --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --wrap __uidiv --start-group $(ramstage-objs) $(LIBGCC_FILE_NAME) --end-group |
| else |
| $(CC) $(CFLAGS) -nostdlib -r -o $@ -Wl,--start-group $(stages_o) $(ramstage-objs) $(LIBGCC_FILE_NAME) -Wl,--end-group |
| endif |
| |
| CFLAGS += \ |
| -ffixed-r8\ |
| -march=armv7-a\ |
| -marm\ |
| -mno-unaligned-access\ |
| -mthumb\ |
| -mthumb-interwork |
| |
| ldscripts = |
| ldscripts += $(src)/arch/armv7/romstage.ld |
| |
| #crt0s += $(src)/cpu/arm/fpu_enable.inc |
| # FIXME: CONFIG_NEON or something similar for ARM? |
| #ifeq ($(CONFIG_SSE),y) |
| #crt0s += $(src)/cpu/arm/sse_enable.inc |
| #endif |
| |
| crt0s += $(cpu_incs) |
| crt0s += $(cpu_incs-y) |
| |
| $(obj)/mainboard/$(MAINBOARDDIR)/romstage.pre.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(OPTION_TABLE_H) $(obj)/build.h $(obj)/config.h |
| @printf " CC romstage.inc\n" |
| $(CC) -MMD $(CFLAGS) -D__PRE_RAM__ -I$(src) -I. -I$(obj) -c -S $< -o $@ |
| |
| # Things that appear in every board |
| ramstage-y += exception.c |
| ramstage-y += exception_asm.S |
| |
| bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += early_console.c |
| bootblock-y += cache.c |
| |
| romstage-y += cache.c |
| romstage-y += div0.c |
| romstage-$(CONFIG_EARLY_CONSOLE) += early_console.c |
| |
| ramstage-y += div0.c |
| #ramstage-y += interrupts.c |
| ramstage-y += cache.c |
| ramstage-y += mmu.c |
| |
| romstage-y += eabi_compat.c |
| ramstage-y += eabi_compat.c |
| bootblock-y += eabi_compat.c |
| |
| ramstage-y += boot.c |
| ramstage-y += tables.c |
| |
| romstage-y += memset.S |
| ramstage-y += memset.S |
| bootblock-y += memset.S |
| romstage-y += memcpy.S |
| ramstage-y += memcpy.S |
| bootblock-y += memcpy.S |
| |
| $(obj)/arch/armv7/coreboot_table.ramstage.o : $(OPTION_TABLE_H) |
| |
| romstage-srcs += $(objgenerated)/crt0.s |
| ramstage-srcs += $(wildcard src/mainboard/$(MAINBOARDDIR)/mainboard.c) |
| ifeq ($(CONFIG_GENERATE_PIRQ_TABLE),y) |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/irq_tables.c |
| endif |
| ifeq ($(CONFIG_BOARD_HAS_HARD_RESET),y) |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/reset.c |
| endif |
| ifeq ($(CONFIG_GENERATE_ACPI_TABLES),y) |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/acpi_tables.c |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/dsdt.asl |
| # make doesn't have arithmetic operators or greater-than comparisons |
| ifeq ($(subst 5,4,$(CONFIG_ACPI_SSDTX_NUM)),4) |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/ssdt2.asl |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/ssdt3.asl |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/ssdt4.asl |
| endif |
| ifeq ($(CONFIG_ACPI_SSDTX_NUM),5) |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/ssdt5.asl |
| endif |
| endif |
| |
| ifeq ($(CONFIG_HAVE_BUS_CONFIG),y) |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/get_bus_conf.c |
| endif |
| |
| ################################################################################ |
| # Build the bootblock |
| |
| bootblock_lds = $(src)/arch/armv7/bootblock.lds |
| bootblock_lds += $(chipset_bootblock_lds) |
| |
| bootblock_inc += $(src)/arch/armv7/bootblock.inc |
| bootblock_inc += $(src)/arch/armv7/id.inc |
| bootblock_inc += $(chipset_bootblock_inc) |
| bootblock_inc += $(objgenerated)/bootblock.inc |
| |
| bootblock_custom = $(src)/$(call strip_quotes,$(CONFIG_BOOTBLOCK_CPU_INIT)) |
| bootblock_custom += $(src)/$(call strip_quotes,$(CONFIG_BOOTBLOCK_MAINBOARD_INIT)) |
| |
| $(objgenerated)/bootblock.ld: $$(bootblock_lds) $(obj)/ldoptions |
| @printf " GEN $(subst $(obj)/,,$(@))\n" |
| printf '$(foreach ldscript,ldoptions $(bootblock_lds),INCLUDE "$(ldscript)"\n)' > $@ |
| |
| $(objgenerated)/bootblock_inc.S: $$(bootblock_inc) |
| @printf " GEN $(subst $(obj)/,,$(@))\n" |
| printf '$(foreach crt0,$(bootblock_inc),#include "$(crt0)"\n)' > $@ |
| |
| $(objgenerated)/bootblock.o: $(objgenerated)/bootblock.s |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) $(bootblock-S-ccopts) -Wa,-acdlns -c -o $@ $< > $(basename $@).disasm |
| |
| $(objgenerated)/bootblock.s: $(objgenerated)/bootblock_inc.S $(obj)/config.h $(obj)/build.h |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) $(bootblock-S-ccopts) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/armv7/include -I$(obj) -include $(obj)/build.h -include $(obj)/config.h -I. -I$(src) $< -o $@ |
| |
| $(objgenerated)/bootblock.inc: $(src)/arch/armv7/$(subst ",,$(CONFIG_BOOTBLOCK_SOURCE)) $(bootblock_custom) $(OPTION_TABLE_H) |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) $(bootblock-c-ccopts) $(INCLUDES) -MM \ |
| -MT$(objgenerated)/bootblock.inc \ |
| $< > $(objgenerated)/bootblock.inc.d |
| $(CC) $(bootblock-c-ccopts) -c -S $(CFLAGS) -I. $(INCLUDES) $< -o $@ |
| |
| $(objcbfs)/bootblock.debug: $(objgenerated)/bootblock.o $(objgenerated)/bootblock.ld $$(bootblock-objs) $(stages) |
| @printf " LINK $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -m armelf_linux_eabi -include $(obj)/config.h -static -o $@.tmp -L$(obj) $< -T $(objgenerated)/bootblock.ld |
| else |
| $(CC) -nostdlib -nostartfiles -include $(obj)/config.h -static -o $@ -L$(obj) -T $(objgenerated)/bootblock.ld -Wl,--start-group $(objgenerated)/bootblock.o $(bootblock-objs) $(stages) $(LIBGCC_FILE_NAME) -Wl,--end-group |
| endif |
| |
| ################################################################################ |
| # Build the romstage |
| |
| $(objcbfs)/romstage.debug: $$(romstage-objs) $(stages_o) $(objgenerated)/romstage.ld |
| @printf " LINK $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -nostdlib -nostartfiles -static -o $@ -L$(obj) $(romstage-objs) -T $(objgenerated)/romstage.ld |
| else |
| $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage.ld -Wl,--start-group $(romstage-objs) $(stages_o) $(LIBGCC_FILE_NAME) -Wl,--end-group |
| endif |
| |
| $(objgenerated)/romstage.ld: $$(ldscripts) $(obj)/ldoptions |
| @printf " GEN $(subst $(obj)/,,$(@))\n" |
| rm -f $@ |
| printf '$(foreach ldscript,ldoptions $(ldscripts),INCLUDE "$(ldscript:$(obj)/%=%)"\n)' >> $@.tmp |
| mv $@.tmp $@ |
| |
| $(objgenerated)/crt0.romstage.S: $$(crt0s) |
| @printf " GEN $(subst $(obj)/,,$(@))\n" |
| printf '$(foreach crt0,$(crt0s),#include "$(crt0:$(obj)/%=%)"\n)' > $@ |
| |
| $(objgenerated)/crt0.romstage.o: $(objgenerated)/crt0.s |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) -Wa,-acdlns -c -o $@ $< > $(basename $@).disasm |
| |
| $(objgenerated)/crt0.s: $(objgenerated)/crt0.romstage.S $(obj)/config.h $(obj)/build.h |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/armv7/include -I$(obj) -include $(obj)/config.h -include $(obj)/build.h -I. -I$(src) $< -o $@ |
| |