1 files changed, 38 insertions, 0 deletions
diff --git a/src/arch/x86/Makefile.bigbootblock.inc b/src/arch/x86/Makefile.bigbootblock.inc
new file mode 100644
index 0000000000..a60681670b
--- /dev/null
+++ b/src/arch/x86/Makefile.bigbootblock.inc
@@ -0,0 +1,38 @@
+#######################################################################
+# Build the final rom image
+
+$(obj)/coreboot.pre: $(obj)/coreboot.bootblock $(CBFSTOOL)
+	rm -f $@
+	$(CBFSTOOL) $@ create $(CONFIG_COREBOOT_ROMSIZE_KB)K $(obj)/coreboot.bootblock
+
+#######################################################################
+# Build the bootblock
+
+$(obj)/coreboot.bootblock: $(obj)/coreboot
+	@printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
+	$(OBJCOPY) -O binary $< $@
+
+$(obj)/ldscript.ld: $$(ldscripts) $(obj)/ldoptions
+	printf 'INCLUDE "ldoptions"\n' > $@
+	printf '$(foreach ldscript,$(ldscripts),INCLUDE "$(ldscript:$(obj)/%=%)"\n)' >> $@
+
+$(obj)/crt0.S: $$(crt0s)
+	@printf "    GEN        $(subst $(obj)/,,$(@))\n"
+	printf '$(foreach crt0,config.h $(crt0s),#include "$(crt0:$(obj)/%=%)"\n)' > $@
+
+$(obj)/mainboard/$(MAINBOARDDIR)/crt0.romstage.o: $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s
+	@printf "    CC         $(subst $(obj)/,,$(@))\n"
+	$(CC) -MMD -I$(obj) -Wa,-acdlns -c -o $@ $<  > $(dir $@)/crt0.disasm
+
+$(obj)/mainboard/$(MAINBOARDDIR)/crt0.s: $(obj)/crt0.S
+	@printf "    CC         $(subst $(obj)/,,$(@))\n"
+	$(CC) -MMD -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/x86/include -I$(obj) -include $(obj)/config.h -I. -I$(src) $< -o $@
+
+$(obj)/coreboot: $$(romstage-objs) $(obj)/ldscript.ld
+	@printf "    LINK       $(subst $(obj)/,,$(@))\n"
+	$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(obj)/ldscript.ld $(romstage-objs)
+	$(NM) -n $(obj)/coreboot | sort > $(obj)/coreboot.map
+	$(OBJCOPY) --only-keep-debug $@ $(obj)/bootblock.debug
+	$(OBJCOPY) --strip-debug $@
+	$(OBJCOPY) --add-gnu-debuglink=$(obj)/bootblock.debug $@
+