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1#
2# arch/arm/boot/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 1995-2002 Russell King
12#
13OBJCOPYFLAGS :=-O binary -R .comment -S
14
15# ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
16ifdef CONFIG_PHYS_OFFSET
17add_hex = $(shell printf 0x%x $$(( $(1) + $(2) )) )
18ZRELADDR := $(call add_hex, $(CONFIG_PHYS_OFFSET), $(TEXT_OFFSET))
19endif
20
21PHYS_OFFSET := $(CONFIG_PHYS_OFFSET)
22export ZRELADDR PARAMS_PHYS PHYS_OFFSET
23
24targets := Image zImage xipImage bootpImage uImage
25
26ifeq ($(CONFIG_XIP_KERNEL),y)
27
28cmd_deflate_xip_data = $(CONFIG_SHELL) -c '$(src)/deflate_xip_data.sh $< $@'
29
30ifeq ($(CONFIG_XIP_DEFLATED_DATA),y)
31quiet_cmd_mkxip = XIPZ $@
32cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xip_data)
33else
34quiet_cmd_mkxip = $(quiet_cmd_objcopy)
35cmd_mkxip = $(cmd_objcopy)
36endif
37
38$(obj)/xipImage: vmlinux FORCE
39 $(call if_changed,mkxip)
40 @$(kecho) ' Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
41
42$(obj)/Image $(obj)/zImage: FORCE
43 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
44 @echo 'Only the xipImage target is available in this case'
45 @false
46
47else
48
49$(obj)/xipImage: FORCE
50 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
51 @false
52
53$(obj)/Image: vmlinux FORCE
54 $(call if_changed,objcopy)
55
56$(obj)/compressed/vmlinux: $(obj)/Image FORCE
57 $(Q)$(MAKE) $(build)=$(obj)/compressed $@
58
59$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
60 $(call if_changed,objcopy)
61
62endif
63
64ifneq ($(LOADADDR),)
65 UIMAGE_LOADADDR=$(LOADADDR)
66else
67 ifeq ($(CONFIG_ZBOOT_ROM),y)
68 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
69 else
70 UIMAGE_LOADADDR=$(ZRELADDR)
71 endif
72endif
73
74check_for_multiple_loadaddr = \
75if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \
76 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \
77 echo 'This is incompatible with uImages'; \
78 echo 'Specify LOADADDR on the commandline to build an uImage'; \
79 false; \
80fi
81
82$(obj)/uImage: $(obj)/zImage FORCE
83 @$(check_for_multiple_loadaddr)
84 $(call if_changed,uimage)
85
86$(obj)/bootp/bootp: $(obj)/zImage FORCE
87 $(Q)$(MAKE) $(build)=$(obj)/bootp $@
88
89$(obj)/bootpImage: $(obj)/bootp/bootp FORCE
90 $(call if_changed,objcopy)
91
92subdir- := bootp compressed dts
1#
2# arch/arm/boot/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 1995-2002 Russell King
12#
13
14OBJCOPYFLAGS :=-O binary -R .comment -S
15
16ifneq ($(MACHINE),)
17include $(MACHINE)/Makefile.boot
18endif
19
20# Note: the following conditions must always be true:
21# ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
22# PARAMS_PHYS must be within 4MB of ZRELADDR
23# INITRD_PHYS must be in RAM
24ZRELADDR := $(zreladdr-y)
25PARAMS_PHYS := $(params_phys-y)
26INITRD_PHYS := $(initrd_phys-y)
27
28export ZRELADDR INITRD_PHYS PARAMS_PHYS
29
30targets := Image zImage xipImage bootpImage uImage
31
32ifeq ($(CONFIG_XIP_KERNEL),y)
33
34cmd_deflate_xip_data = $(CONFIG_SHELL) -c \
35 '$(srctree)/$(src)/deflate_xip_data.sh $< $@ || { rm -f $@; false; }'
36
37ifeq ($(CONFIG_XIP_DEFLATED_DATA),y)
38quiet_cmd_mkxip = XIPZ $@
39cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xip_data)
40else
41quiet_cmd_mkxip = $(quiet_cmd_objcopy)
42cmd_mkxip = $(cmd_objcopy)
43endif
44
45$(obj)/xipImage: vmlinux FORCE
46 $(call if_changed,mkxip)
47 @$(kecho) ' Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
48
49$(obj)/Image $(obj)/zImage: FORCE
50 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
51 @echo 'Only the xipImage target is available in this case'
52 @false
53
54else
55
56$(obj)/xipImage: FORCE
57 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
58 @false
59
60$(obj)/Image: vmlinux FORCE
61 $(call if_changed,objcopy)
62
63$(obj)/compressed/vmlinux: $(obj)/Image FORCE
64 $(Q)$(MAKE) $(build)=$(obj)/compressed $@
65
66$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
67 $(call if_changed,objcopy)
68
69endif
70
71ifneq ($(LOADADDR),)
72 UIMAGE_LOADADDR=$(LOADADDR)
73else
74 ifeq ($(CONFIG_ZBOOT_ROM),y)
75 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
76 else
77 UIMAGE_LOADADDR=$(ZRELADDR)
78 endif
79endif
80
81check_for_multiple_loadaddr = \
82if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \
83 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \
84 echo 'This is incompatible with uImages'; \
85 echo 'Specify LOADADDR on the commandline to build an uImage'; \
86 false; \
87fi
88
89$(obj)/uImage: $(obj)/zImage FORCE
90 @$(check_for_multiple_loadaddr)
91 $(call if_changed,uimage)
92
93$(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
94 $(Q)$(MAKE) $(build)=$(obj)/bootp $@
95
96$(obj)/bootpImage: $(obj)/bootp/bootp FORCE
97 $(call if_changed,objcopy)
98
99PHONY += initrd install zinstall uinstall
100initrd:
101 @test "$(INITRD_PHYS)" != "" || \
102 (echo This machine does not support INITRD; exit -1)
103 @test "$(INITRD)" != "" || \
104 (echo You must specify INITRD; exit -1)
105
106install:
107 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
108 $(obj)/Image System.map "$(INSTALL_PATH)"
109
110zinstall:
111 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
112 $(obj)/zImage System.map "$(INSTALL_PATH)"
113
114uinstall:
115 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
116 $(obj)/uImage System.map "$(INSTALL_PATH)"
117
118subdir- := bootp compressed dts