.. acpi spd variants Kconfig Kconfig.name Makefile.mk acpi_tables.c board_info.txt chromeos.c chromeos.fmd cmos.layout com_init.c devicetree.cb dsdt.asl ec.c ec.h irqroute.c irqroute.h mainboard.c onboard.h romstage.c smihandler.c w25q64.c