1#
2# arch/sh/boot/Makefile
3#
4# This file is subject to the terms and conditions of the GNU General Public
5# License.  See the file "COPYING" in the main directory of this archive
6# for more details.
7#
8# Copyright (C) 1999 Stuart Menefy
9#
10
11MKIMAGE := $(srctree)/scripts/mkuboot.sh
12
13#
14# Assign safe dummy values if these variables are not defined,
15# in order to suppress error message.
16#
17CONFIG_PAGE_OFFSET	?= 0x80000000
18CONFIG_MEMORY_START	?= 0x0c000000
19CONFIG_BOOT_LINK_OFFSET	?= 0x00800000
20CONFIG_ZERO_PAGE_OFFSET	?= 0x00001000
21
22export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
23       CONFIG_ZERO_PAGE_OFFSET
24
25targets := zImage vmlinux.srec uImage uImage.srec
26subdir- := compressed
27
28$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
29	$(call if_changed,objcopy)
30	@echo '  Kernel: $@ is ready'
31
32$(obj)/compressed/vmlinux: FORCE
33	$(Q)$(MAKE) $(build)=$(obj)/compressed $@
34
35KERNEL_LOAD	:= $(shell printf "0x%8x" $$[$(CONFIG_PAGE_OFFSET)  + \
36					     $(CONFIG_MEMORY_START) + \
37					     $(CONFIG_ZERO_PAGE_OFFSET)+0x1000])
38
39quiet_cmd_uimage = UIMAGE  $@
40      cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
41		   -C gzip -a $(KERNEL_LOAD) -e $(KERNEL_LOAD) \
42		   -n 'Linux-$(KERNELRELEASE)' -d $< $@
43
44$(obj)/uImage: $(obj)/zImage FORCE
45	$(call if_changed,uimage)
46	@echo '  Image $@ is ready'
47
48OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
49$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
50	$(call if_changed,objcopy)
51
52OBJCOPYFLAGS_uImage.srec := -I binary -O srec
53$(obj)/uImage.srec: $(obj)/uImage
54	$(call if_changed,objcopy)
55
56clean-files	+= uImage uImage.srec vmlinux.srec
57