1# 2# Makefile for the linux kernel. 3# 4 5obj-y := main.o version.o mounts.o 6obj-y += noinitramfs.o 7obj-$(CONFIG_BLK_DEV_INITRD) += initramfs.o 8obj-$(CONFIG_GENERIC_CALIBRATE_DELAY) += calibrate.o 9 10ifneq ($(CONFIG_ARCH_INIT_TASK),y) 11obj-y += init_task.o 12endif 13 14mounts-y := do_mounts.o 15mounts-$(CONFIG_BLK_DEV_RAM) += do_mounts_rd.o 16mounts-$(CONFIG_BLK_DEV_INITRD) += do_mounts_initrd.o 17mounts-$(CONFIG_BLK_DEV_MD) += do_mounts_md.o 18mounts-$(CONFIG_BLK_DEV_DM) += do_mounts_dm.o 19 20# dependencies on generated files need to be listed explicitly 21$(obj)/version.o: include/generated/compile.h 22 23# compile.h changes depending on hostname, generation number, etc, 24# so we regenerate it always. 25# mkcompile_h will make sure to only update the 26# actual file if its content has changed. 27 28 chk_compile.h = : 29 quiet_chk_compile.h = echo ' CHK $@' 30silent_chk_compile.h = : 31include/generated/compile.h: FORCE 32 @$($(quiet)chk_compile.h) 33 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \ 34 "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(KBUILD_CFLAGS)" 35