| ################################################################################ |
| ## |
| ## This file is part of the coreboot project. |
| ## |
| ## Copyright (C) 2012-2013 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/ |
| |
| # Things that appear in every board |
| ramstage-y += exception.c |
| ramstage-y += exception_asm.S |
| |
| bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += early_console.c |
| bootblock-y += cache.c |
| bootblock-y += mmu.c |
| |
| ifneq ($(CONFIG_ARM_BOOTBLOCK_CUSTOM),y) |
| bootblock-y += bootblock.S |
| endif |
| bootblock-y += id.S |
| $(obj)/arch/armv7/id.bootblock.o: $(obj)/build.h |
| bootblock-$(CONFIG_ARM_BOOTBLOCK_SIMPLE) += bootblock_simple.c |
| bootblock-$(CONFIG_ARM_BOOTBLOCK_NORMAL) += bootblock_normal.c |
| |
| bootblock-y += stages.c |
| romstage-y += stages.c |
| ramstage-y += stages.c |
| |
| romstage-y += cache.c |
| romstage-y += div0.c |
| romstage-$(CONFIG_EARLY_CONSOLE) += early_console.c |
| |
| ramstage-y += div0.c |
| ramstage-y += cache.c |
| ramstage-y += cpu.c |
| ramstage-y += mmu.c |
| |
| bootblock-y += eabi_compat.c |
| romstage-y += eabi_compat.c |
| ramstage-y += eabi_compat.c |
| |
| ramstage-y += boot.c |
| ramstage-y += tables.c |
| |
| bootblock-y += memset.S |
| bootblock-y += memcpy.S |
| bootblock-y += memmove.S |
| |
| romstage-y += memset.S |
| romstage-y += memcpy.S |
| romstage-y += memmove.S |
| |
| ramstage-y += memset.S |
| ramstage-y += memcpy.S |
| ramstage-y += memmove.S |
| |
| rmodules-y += memset.S |
| rmodules-y += memcpy.S |
| rmodules-y += memmove.S |
| rmodules-y += eabi_compat.c |
| |
| VBOOT_STUB_DEPS += $(obj)/arch/armv7/eabi_compat.rmodules.o |
| |
| romstage-$(CONFIG_COLLECT_TIMESTAMPS) += timestamp.c |
| ramstage-$(CONFIG_COLLECT_TIMESTAMPS) += timestamp.c |
| |
| ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/mainboard.c |
| |
| ################################################################################ |
| # armv7 specific tools |
| |
| ################################################################################ |
| # Common recipes for all stages |
| |
| CFLAGS += \ |
| -ffixed-r8\ |
| -march=armv7-a\ |
| -marm\ |
| -mno-unaligned-access\ |
| -mthumb\ |
| -mthumb-interwork |
| |
| $(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 $@ |
| |
| ################################################################################ |
| # Build the final rom image |
| |
| COREBOOT_ROM_DEPENDENCIES:= |
| ifeq ($(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.pre1: $(objcbfs)/bootblock.bin $$(prebuilt-files) $(CBFSTOOL) $$(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) |
| $(prebuild-files) true |
| $(call add-cpu-microcode-to-cbfs,$@.tmp) |
| mv $@.tmp $@ |
| else |
| .PHONY: $(obj)/coreboot.pre1 |
| $(obj)/coreboot.pre1: $(CBFSTOOL) |
| mv $(obj)/coreboot.rom $@ |
| endif |
| |
| $(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/coreboot_ram.elf $(CBFSTOOL) $(call strip_quotes,$(COREBOOT_ROM_DEPENDENCIES)) |
| @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 '/^ *$$/d' $(DOTCONFIG) >> $(obj)/config.tmp ; \ |
| $(CBFSTOOL) $@.tmp add -f $(obj)/config.tmp -n config -t raw; rm -f $(obj)/config.tmp ; fi |
| endif |
| mv $@.tmp $@ |
| @printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n" |
| $(CBFSTOOL) $@ print |
| |
| ################################################################################ |
| # Build the bootblock |
| |
| $(objcbfs)/bootblock.debug: $(src)/arch/armv7/bootblock.ld $(obj)/ldoptions $$(bootblock-objs) $(obj)/config.h |
| @printf " LINK $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -m armelf_linux_eabi -static -o $@ -L$(obj) $< -T $(src)/arch/armv7/bootblock.ld |
| else |
| $(CC) $(CFLAGS) -nostartfiles -include $(obj)/config.h -static -o $@ -L$(obj) -T $(src)/arch/armv7/bootblock.ld -Wl,--start-group $(bootblock-objs) $(LIBGCC_FILE_NAME) -Wl,--end-group |
| endif |
| |
| ################################################################################ |
| # Build the romstage |
| |
| $(objcbfs)/romstage.debug: $$(romstage-objs) $(src)/arch/armv7/romstage.ld $(obj)/ldoptions |
| @printf " LINK $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -nostdlib -nostartfiles -static -o $@ -L$(obj) $(romstage-objs) -T $(src)/arch/armv7/romstage.ld |
| else |
| $(CC) $(CFLAGS) -nostartfiles -static -o $@ -L$(obj) -T $(src)/arch/armv7/romstage.ld -Wl,--start-group $(romstage-objs) $(LIBGCC_FILE_NAME) -Wl,--end-group |
| endif |
| |
| ################################################################################ |
| # Build the ramstage |
| |
| $(objcbfs)/coreboot_ram.debug: $$(ramstage-objs) $(LIBGCC_FILE_NAME) $(src)/arch/armv7/coreboot_ram.ld $(obj)/ldoptions |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| $(LD) -m -m armelf_linux_eabi -o $@ --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --wrap __uidiv --start-group $(ramstage-objs) $(LIBGCC_FILE_NAME) --end-group -T $(src)/arch/armv7/coreboot_ram.ld |
| else |
| $(CC) $(CFLAGS) -nostartfiles -static -o $@ -L$(obj) -Wl,--start-group $(ramstage-objs) $(LIBGCC_FILE_NAME) -Wl,--end-group -T $(src)/arch/armv7/coreboot_ram.ld |
| endif |
| |
| ################################################################################ |
| # Build the final rom image |
| |
| $(obj)/coreboot.pre: $(objcbfs)/romstage.elf $(obj)/coreboot.pre1 $(CBFSTOOL) |
| @printf " CBFS $(subst $(obj)/,,$(@))\n" |
| cp $(obj)/coreboot.pre1 $@.tmp |
| $(CBFSTOOL) $@.tmp add-stage \ |
| -f $(objcbfs)/romstage.elf \ |
| -n $(CONFIG_CBFS_PREFIX)/romstage -c none |
| mv $@.tmp $@ |