Loading...
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 = $(CONFIG_SHELL) -c \
29 '$(srctree)/$(src)/deflate_xip_data.sh $< $@'
30
31ifeq ($(CONFIG_XIP_DEFLATED_DATA),y)
32quiet_cmd_mkxip = XIPZ $@
33cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xip_data)
34else
35quiet_cmd_mkxip = $(quiet_cmd_objcopy)
36cmd_mkxip = $(cmd_objcopy)
37endif
38
39$(obj)/xipImage: vmlinux FORCE
40 $(call if_changed,mkxip)
41 @$(kecho) ' Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
42
43$(obj)/Image $(obj)/zImage: FORCE
44 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
45 @echo 'Only the xipImage target is available in this case'
46 @false
47
48else
49
50$(obj)/xipImage: FORCE
51 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
52 @false
53
54$(obj)/Image: vmlinux FORCE
55 $(call if_changed,objcopy)
56
57$(obj)/compressed/vmlinux: $(obj)/Image FORCE
58 $(Q)$(MAKE) $(build)=$(obj)/compressed $@
59
60$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
61 $(call if_changed,objcopy)
62
63endif
64
65ifneq ($(LOADADDR),)
66 UIMAGE_LOADADDR=$(LOADADDR)
67else
68 ifeq ($(CONFIG_ZBOOT_ROM),y)
69 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
70 else
71 UIMAGE_LOADADDR=$(ZRELADDR)
72 endif
73endif
74
75check_for_multiple_loadaddr = \
76if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \
77 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \
78 echo 'This is incompatible with uImages'; \
79 echo 'Specify LOADADDR on the commandline to build an uImage'; \
80 false; \
81fi
82
83$(obj)/uImage: $(obj)/zImage FORCE
84 @$(check_for_multiple_loadaddr)
85 $(call if_changed,uimage)
86
87$(obj)/bootp/bootp: $(obj)/zImage FORCE
88 $(Q)$(MAKE) $(build)=$(obj)/bootp $@
89
90$(obj)/bootpImage: $(obj)/bootp/bootp FORCE
91 $(call if_changed,objcopy)
92
93subdir- := bootp compressed dts
1#
2# arch/arm/boot/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 1995-2002 Russell King
12#
13
14ifneq ($(MACHINE),)
15include $(srctree)/$(MACHINE)/Makefile.boot
16endif
17
18# Note: the following conditions must always be true:
19# ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
20# PARAMS_PHYS must be within 4MB of ZRELADDR
21# INITRD_PHYS must be in RAM
22ZRELADDR := $(zreladdr-y)
23PARAMS_PHYS := $(params_phys-y)
24INITRD_PHYS := $(initrd_phys-y)
25
26export ZRELADDR INITRD_PHYS PARAMS_PHYS
27
28targets := Image zImage xipImage bootpImage uImage
29
30ifeq ($(CONFIG_XIP_KERNEL),y)
31
32$(obj)/xipImage: vmlinux FORCE
33 $(call if_changed,objcopy)
34 @echo ' Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))'
35
36$(obj)/Image $(obj)/zImage: FORCE
37 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
38 @echo 'Only the xipImage target is available in this case'
39 @false
40
41else
42
43$(obj)/xipImage: FORCE
44 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
45 @false
46
47$(obj)/Image: vmlinux FORCE
48 $(call if_changed,objcopy)
49 @echo ' Kernel: $@ is ready'
50
51$(obj)/compressed/vmlinux: $(obj)/Image FORCE
52 $(Q)$(MAKE) $(build)=$(obj)/compressed $@
53
54$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
55 $(call if_changed,objcopy)
56 @echo ' Kernel: $@ is ready'
57
58endif
59
60targets += $(dtb-y)
61
62# Rule to build device tree blobs
63$(obj)/%.dtb: $(src)/dts/%.dts FORCE
64 $(call if_changed_dep,dtc)
65
66$(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y))
67
68clean-files := *.dtb
69
70ifneq ($(LOADADDR),)
71 UIMAGE_LOADADDR=$(LOADADDR)
72else
73 ifeq ($(CONFIG_ZBOOT_ROM),y)
74 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
75 else
76 UIMAGE_LOADADDR=$(ZRELADDR)
77 endif
78endif
79
80check_for_multiple_loadaddr = \
81if [ $(words $(UIMAGE_LOADADDR)) -gt 1 ]; then \
82 echo 'multiple load addresses: $(UIMAGE_LOADADDR)'; \
83 echo 'This is incompatible with uImages'; \
84 echo 'Specify LOADADDR on the commandline to build an uImage'; \
85 false; \
86fi
87
88$(obj)/uImage: $(obj)/zImage FORCE
89 @$(check_for_multiple_loadaddr)
90 $(call if_changed,uimage)
91 @echo ' Image $@ is ready'
92
93$(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
94 $(Q)$(MAKE) $(build)=$(obj)/bootp $@
95 @:
96
97$(obj)/bootpImage: $(obj)/bootp/bootp FORCE
98 $(call if_changed,objcopy)
99 @echo ' Kernel: $@ is ready'
100
101PHONY += initrd FORCE
102initrd:
103 @test "$(INITRD_PHYS)" != "" || \
104 (echo This machine does not support INITRD; exit -1)
105 @test "$(INITRD)" != "" || \
106 (echo You must specify INITRD; exit -1)
107
108install: $(obj)/Image
109 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
110 $(obj)/Image System.map "$(INSTALL_PATH)"
111
112zinstall: $(obj)/zImage
113 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
114 $(obj)/zImage System.map "$(INSTALL_PATH)"
115
116uinstall: $(obj)/uImage
117 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
118 $(obj)/uImage System.map "$(INSTALL_PATH)"
119
120zi:
121 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
122 $(obj)/zImage System.map "$(INSTALL_PATH)"
123
124i:
125 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
126 $(obj)/Image System.map "$(INSTALL_PATH)"
127
128subdir- := bootp compressed