ccflags-y +=-I$(srctree)/arch/$(ARCH) ccflags-y +=-I$(srctree)/arch/$(ARCH)/$(subst $(DQUOTE),,$(CONFIG_BSP_DIR)) obj-$(CONFIG_PIT) = i8253.o obj-$(CONFIG_HPET_TIMER) += hpet.o obj-$(CONFIG_LOAPIC_TIMER) += loapic_timer.o obj-$(CONFIG_ARCV2_TIMER) += arcv2_timer0.o