xref: /openbmc/linux/arch/sh/boot/Makefile (revision e3b9f1e8)
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
11#
12# Assign safe dummy values if these variables are not defined,
13# in order to suppress error message.
14#
15CONFIG_PAGE_OFFSET	?= 0x80000000
16CONFIG_MEMORY_START	?= 0x0c000000
17CONFIG_BOOT_LINK_OFFSET	?= 0x00800000
18CONFIG_ZERO_PAGE_OFFSET	?= 0x00001000
19CONFIG_ENTRY_OFFSET	?= 0x00001000
20CONFIG_PHYSICAL_START	?= $(CONFIG_MEMORY_START)
21
22suffix-y := bin
23suffix-$(CONFIG_KERNEL_GZIP)	:= gz
24suffix-$(CONFIG_KERNEL_BZIP2)	:= bz2
25suffix-$(CONFIG_KERNEL_LZMA)	:= lzma
26suffix-$(CONFIG_KERNEL_XZ)	:= xz
27suffix-$(CONFIG_KERNEL_LZO)	:= lzo
28
29targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
30	   uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin
31extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
32	   vmlinux.bin.xz vmlinux.bin.lzo
33subdir- := compressed romimage
34
35$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
36	$(call if_changed,objcopy)
37	@echo '  Kernel: $@ is ready'
38
39$(obj)/compressed/vmlinux: FORCE
40	$(Q)$(MAKE) $(build)=$(obj)/compressed $@
41
42$(obj)/romImage: $(obj)/romimage/vmlinux FORCE
43	$(call if_changed,objcopy)
44	@echo '  Kernel: $@ is ready'
45
46$(obj)/romimage/vmlinux: $(obj)/zImage FORCE
47	$(Q)$(MAKE) $(build)=$(obj)/romimage $@
48
49KERNEL_MEMORY	:= $(shell /bin/bash -c 'printf "0x%08x" \
50		     $$[$(CONFIG_PHYSICAL_START) & 0x1fffffff]')
51
52KERNEL_LOAD	:= $(shell /bin/bash -c 'printf "0x%08x" \
53		     $$[$(CONFIG_PAGE_OFFSET)  + \
54			$(KERNEL_MEMORY) + \
55			$(CONFIG_ZERO_PAGE_OFFSET)]')
56
57KERNEL_ENTRY	:= $(shell /bin/bash -c 'printf "0x%08x" \
58		     $$[$(CONFIG_PAGE_OFFSET)  + \
59			$(KERNEL_MEMORY) + \
60			$(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]')
61
62UIMAGE_LOADADDR = $(KERNEL_LOAD)
63UIMAGE_ENTRYADDR = $(KERNEL_ENTRY)
64
65$(obj)/vmlinux.bin: vmlinux FORCE
66	$(call if_changed,objcopy)
67
68$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
69	$(call if_changed,gzip)
70
71$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
72	$(call if_changed,bzip2)
73
74$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
75	$(call if_changed,lzma)
76
77$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
78	$(call if_changed,xzkern)
79
80$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
81	$(call if_changed,lzo)
82
83$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
84	$(call if_changed,uimage,bzip2)
85
86$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
87	$(call if_changed,uimage,gzip)
88
89$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
90	$(call if_changed,uimage,lzma)
91
92$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz
93	$(call if_changed,uimage,xz)
94
95$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
96	$(call if_changed,uimage,lzo)
97
98$(obj)/uImage.bin: $(obj)/vmlinux.bin
99	$(call if_changed,uimage,none)
100
101OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
102$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
103	$(call if_changed,objcopy)
104
105OBJCOPYFLAGS_uImage.srec := -I binary -O srec
106$(obj)/uImage.srec: $(obj)/uImage
107	$(call if_changed,objcopy)
108
109$(obj)/uImage: $(obj)/uImage.$(suffix-y)
110	@ln -sf $(notdir $<) $@
111	@echo '  Image $@ is ready'
112
113export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
114       CONFIG_PHYSICAL_START CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET \
115       KERNEL_MEMORY suffix-y
116