xref: /openbmc/linux/init/Makefile (revision 64c70b1c)
1#
2# Makefile for the linux kernel.
3#
4
5obj-y                          := main.o version.o mounts.o
6ifneq ($(CONFIG_BLK_DEV_INITRD),y)
7obj-y                          += noinitramfs.o
8else
9obj-$(CONFIG_BLK_DEV_INITRD)   += initramfs.o
10endif
11obj-$(CONFIG_GENERIC_CALIBRATE_DELAY) += calibrate.o
12
13mounts-y			:= do_mounts.o
14mounts-$(CONFIG_BLK_DEV_RAM)	+= do_mounts_rd.o
15mounts-$(CONFIG_BLK_DEV_INITRD)	+= do_mounts_initrd.o
16mounts-$(CONFIG_BLK_DEV_MD)	+= do_mounts_md.o
17
18# files to be removed upon make clean
19clean-files := ../include/linux/compile.h
20
21# dependencies on generated files need to be listed explicitly
22
23$(obj)/version.o: include/linux/compile.h
24
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.
29
30include/linux/compile.h: FORCE
31	@echo '  CHK     $@'
32	$(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \
33	"$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(CFLAGS)"
34