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#######################################################################
# Take care of subdirectories
subdirs-y += boot
subdirs-y += init
subdirs-y += lib
subdirs-y += smp
obj-y += ../../option_table.o
ifdef POST_EVALUATION
#######################################################################
# Build the final rom image
$(obj)/coreboot.rom: $(obj)/coreboot.bootblock $(obj)/coreboot_ram $(CBFSTOOL)
$(Q)rm -f $@
$(Q)$(CBFSTOOL) $@ create $(shell expr 1024 \* $(CONFIG_COREBOOT_ROMSIZE_KB)) 131072 $(obj)/coreboot.bootblock
$(Q)$(CBFSTOOL) $@ add-stage $(obj)/coreboot_ram normal/coreboot_ram $(CBFS_COMPRESS_FLAG)
$(Q)if [ -f fallback/coreboot_apc ]; \
then \
$(CBFSTOOL) $@ add-stage fallback/coreboot_apc fallback/coreboot_apc $(CBFS_COMPRESS_FLAG); \
fi
$(Q)$(CBFSTOOL) $@ add-stage $(obj)/coreboot_ram fallback/coreboot_ram $(CBFS_COMPRESS_FLAG)
ifeq ($(CONFIG_PAYLOAD_NONE),y)
$(Q)printf " PAYLOAD none (as specified by user)\n"
else
printf " PAYLOAD $(CONFIG_FALLBACK_PAYLOAD_FILE) $(COMPRESSFLAG)\n"
$(Q)$(CBFSTOOL) ./build/coreboot.rom add-payload $(CONFIG_FALLBACK_PAYLOAD_FILE) fallback/payload $(CBFS_COMPRESS_FLAG)
printf " PAYLOAD $(CONFIG_NORMAL_PAYLOAD_FILE) $(COMPRESSFLAG)\n"
$(Q)$(CBFSTOOL) ./build/coreboot.rom add-payload $(CONFIG_NORMAL_PAYLOAD_FILE) normal/payload $(CBFS_COMPRESS_FLAG)
$(CBFSTOOL) ./build/coreboot.rom print
endif
#######################################################################
# Build the bootblock
BOOTBLOCK_SIZE=65536
$(obj)/coreboot.bootblock: $(obj)/coreboot.strip
$(Q)printf " CREATE $(subst $(obj)/,,$(@))\n"
$(Q)dd if=$< of=$(obj)/coreboot.bootblock.one obs=$(BOOTBLOCK_SIZE) conv=sync
$(Q)cat $(obj)/coreboot.bootblock.one $(obj)/coreboot.bootblock.one > $(obj)/coreboot.bootblock
$(obj)/coreboot.strip: $(obj)/coreboot
$(Q)printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
$(Q)$(OBJCOPY) -O binary $< $@
$(obj)/ldscript.ld: $(ldscripts) $(obj)/ldoptions
$(Q)printf 'INCLUDE "ldoptions"\n' > $@
$(Q)printf '$(foreach ldscript,$(ldscripts),INCLUDE "$(ldscript)"\n)' >> $@
$(obj)/crt0_includes.h: $(crt0s)
$(Q)printf '$(foreach crt0,$(obj)/config.h $(crt0s),#include "$(crt0)"\n)' > $@
$(obj)/mainboard/$(MAINBOARDDIR)/crt0.o: $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s
$(CC) -I$(obj) -Wa,-acdlns -c -o $@ $< > $(dir $@)/crt0.disasm
$(obj)/mainboard/$(MAINBOARDDIR)/crt0.s: $(src)/arch/i386/init/crt0.S.lb $(obj)/crt0_includes.h
$(CC) -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -include $(obj)/config.h -I. -I$(src) $< > $@.new && mv $@.new $@
$(obj)/coreboot: $(initobjs) $(obj)/ldscript.ld
$(Q)printf " LINK $(subst $(obj)/,,$(@))\n"
$(Q)$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(obj)/ldscript.ld $(initobjs)
$(Q)$(NM) -n $(obj)/coreboot | sort > $(obj)/coreboot.map
#######################################################################
# i386 specific tools
$(obj)/option_table.h $(obj)/option_table.c: $(obj)/build_opt_tbl $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout
$(Q)printf " OPTION $(subst $(obj)/,,$(@))\n"
$(Q)$(obj)/build_opt_tbl --config $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout --header $(obj)/option_table.h --option $(obj)/option_table.c
$(obj)/build_opt_tbl: $(top)/util/options/build_opt_tbl.c $(top)/src/include/pc80/mc146818rtc.h $(top)/src/include/boot/coreboot_tables.h
$(Q)printf " HOSTCC $(subst $(obj)/,,$(@))\n"
$(Q)$(HOSTCC) $(HOSTCFLAGS) -include $(obj)/config.h $< -o $@
#######################################################################
# Build the coreboot_ram (stage 2)
$(obj)/coreboot_ram: $(obj)/coreboot_ram.o $(src)/config/coreboot_ram.ld #ldoptions
$(Q)printf " CC $(subst $(obj)/,,$(@))\n"
$(Q)$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/config/coreboot_ram.ld $(obj)/coreboot_ram.o
$(Q)$(NM) -n $(obj)/coreboot_ram | sort > $(obj)/coreboot_ram.map
$(obj)/coreboot_ram.o: $(obj)/arch/i386/lib/c_start.o $(drivers) $(obj)/coreboot.a $(LIBGCC_FILE_NAME)
$(Q)printf " CC $(subst $(obj)/,,$(@))\n"
$(Q)$(CC) -nostdlib -r -o $@ $(obj)/arch/i386/lib/c_start.o $(drivers) -Wl,-\( $(obj)/coreboot.a $(LIBGCC_FILE_NAME) -Wl,-\)
$(obj)/coreboot.a: $(objs)
$(Q)printf " AR $(subst $(obj)/,,$(@))\n"
$(Q)rm -f $(obj)/coreboot.a
$(Q)$(AR) cr $(obj)/coreboot.a $(objs)
#######################################################################
# done
endif
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