src/mainboard/intel/dcp847ske/Makefile.inc - coreboot - Gitiles

 bootblock-y += early_southbridge.c
 romstage-y += early_southbridge.c
 bootblock-y += gpio.c
 romstage-y += gpio.c
 ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads
	bootblock-y += early_southbridge.c
	romstage-y += early_southbridge.c
	bootblock-y += gpio.c
	romstage-y += gpio.c
	ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads