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