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 := $(srctree)/scripts/mkuboot.sh
12
13#
14# Assign safe dummy values if these variables are not defined,
15# in order to suppress error message.
16#
17CONFIG_PAGE_OFFSET	?= 0x80000000
18CONFIG_MEMORY_START	?= 0x0c000000
19CONFIG_BOOT_LINK_OFFSET	?= 0x00800000
20CONFIG_ZERO_PAGE_OFFSET	?= 0x00001000
21CONFIG_ENTRY_OFFSET	?= 0x00001000
22
23suffix-y := bin
24suffix-$(CONFIG_KERNEL_GZIP)	:= gz
25suffix-$(CONFIG_KERNEL_BZIP2)	:= bz2
26suffix-$(CONFIG_KERNEL_LZMA)	:= lzma
27suffix-$(CONFIG_KERNEL_XZ)	:= xz
28suffix-$(CONFIG_KERNEL_LZO)	:= lzo
29
30targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
31	   uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin
32extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
33	   vmlinux.bin.xz vmlinux.bin.lzo
34subdir- := compressed romimage
35
36$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
37	$(call if_changed,objcopy)
38	@echo '  Kernel: $@ is ready'
39
40$(obj)/compressed/vmlinux: FORCE
41	$(Q)$(MAKE) $(build)=$(obj)/compressed $@
42
43$(obj)/romImage: $(obj)/romimage/vmlinux FORCE
44	$(call if_changed,objcopy)
45	@echo '  Kernel: $@ is ready'
46
47$(obj)/romimage/vmlinux: $(obj)/zImage FORCE
48	$(Q)$(MAKE) $(build)=$(obj)/romimage $@
49
50KERNEL_MEMORY	:= $(shell /bin/bash -c 'printf "0x%08x" \
51		     $$[$(CONFIG_MEMORY_START) & 0x1fffffff]')
52
53KERNEL_LOAD	:= $(shell /bin/bash -c 'printf "0x%08x" \
54		     $$[$(CONFIG_PAGE_OFFSET)  + \
55			$(KERNEL_MEMORY) + \
56			$(CONFIG_ZERO_PAGE_OFFSET)]')
57
58KERNEL_ENTRY	:= $(shell /bin/bash -c 'printf "0x%08x" \
59		     $$[$(CONFIG_PAGE_OFFSET)  + \
60			$(KERNEL_MEMORY) + \
61			$(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]')
62
63quiet_cmd_uimage = UIMAGE  $@
64      cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
65		   -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
66		   -n 'Linux-$(KERNELRELEASE)' -d $< $@
67
68$(obj)/vmlinux.bin: vmlinux FORCE
69	$(call if_changed,objcopy)
70
71$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
72	$(call if_changed,gzip)
73
74$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
75	$(call if_changed,bzip2)
76
77$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
78	$(call if_changed,lzma)
79
80$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
81	$(call if_changed,xzkern)
82
83$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
84	$(call if_changed,lzo)
85
86$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
87	$(call if_changed,uimage,bzip2)
88
89$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
90	$(call if_changed,uimage,gzip)
91
92$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
93	$(call if_changed,uimage,lzma)
94
95$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz
96	$(call if_changed,uimage,xz)
97
98$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
99	$(call if_changed,uimage,lzo)
100
101$(obj)/uImage.bin: $(obj)/vmlinux.bin
102	$(call if_changed,uimage,none)
103
104OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
105$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
106	$(call if_changed,objcopy)
107
108OBJCOPYFLAGS_uImage.srec := -I binary -O srec
109$(obj)/uImage.srec: $(obj)/uImage
110	$(call if_changed,objcopy)
111
112$(obj)/uImage: $(obj)/uImage.$(suffix-y)
113	@ln -sf $(notdir $<) $@
114	@echo '  Image $@ is ready'
115
116export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
117       CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y
118