xref: /openbmc/linux/arch/microblaze/boot/Makefile (revision e8e0929d)
1#
2# arch/microblaze/boot/Makefile
3#
4
5obj-y += linked_dtb.o
6
7targets := linux.bin linux.bin.gz simpleImage.%
8
9OBJCOPYFLAGS_linux.bin  := -O binary
10
11# Where the DTS files live
12dtstree         := $(srctree)/$(src)/dts
13
14# Ensure system.dtb exists
15$(obj)/linked_dtb.o: $(obj)/system.dtb
16
17# Generate system.dtb from $(DTB).dtb
18ifneq ($(DTB),system)
19$(obj)/system.dtb: $(obj)/$(DTB).dtb
20	$(call if_changed,cp)
21endif
22
23$(obj)/linux.bin: vmlinux FORCE
24	[ -n $(CONFIG_INITRAMFS_SOURCE) ] && [ ! -e $(CONFIG_INITRAMFS_SOURCE) ] && \
25	touch $(CONFIG_INITRAMFS_SOURCE) || echo "No CPIO image"
26	$(call if_changed,objcopy)
27	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
28
29$(obj)/linux.bin.gz: $(obj)/linux.bin FORCE
30	$(call if_changed,gzip)
31	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
32
33quiet_cmd_cp = CP      $< $@$2
34	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
35
36quiet_cmd_strip = STRIP   $@
37      cmd_strip = $(STRIP) -K _start -K _end -K __log_buf -K _fdt_start vmlinux -o $@
38
39$(obj)/simpleImage.%: vmlinux FORCE
40	$(call if_changed,cp,.unstrip)
41	$(call if_changed,strip)
42	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
43
44# Rule to build device tree blobs
45DTC = $(objtree)/scripts/dtc/dtc
46
47# Rule to build device tree blobs
48quiet_cmd_dtc = DTC     $@
49	cmd_dtc = $(DTC) -O dtb -o $(obj)/$*.dtb -b 0 -p 1024 $(dtstree)/$*.dts
50
51$(obj)/%.dtb: $(dtstree)/%.dts FORCE
52	$(call if_changed,dtc)
53
54clean-kernel += linux.bin linux.bin.gz simpleImage.*
55
56clean-files += *.dtb
57