2 # arch/arm/boot/Makefile
4 # This file is included by the global makefile so that you can add your own
5 # architecture-specific flags and dependencies.
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
11 # Copyright (C) 1995-2002 Russell King
15 include $(MACHINE)/Makefile.boot
17 include $(srctree)/arch/arm/boot/dts/Makefile
19 # Note: the following conditions must always be true:
20 # ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
21 # PARAMS_PHYS must be within 4MB of ZRELADDR
22 # INITRD_PHYS must be in RAM
23 ZRELADDR := $(zreladdr-y)
24 PARAMS_PHYS := $(params_phys-y)
25 INITRD_PHYS := $(initrd_phys-y)
27 export ZRELADDR INITRD_PHYS PARAMS_PHYS
29 targets := Image zImage xipImage bootpImage uImage
31 DTB_NAMES := $(subst $\",,$(CONFIG_BUILD_ARM_APPENDED_DTB_IMAGE_NAMES))
33 DTB_LIST := $(addsuffix .dtb,$(DTB_NAMES))
37 DTB_OBJS := $(addprefix $(obj)/dts/,$(DTB_LIST))
39 ifeq ($(CONFIG_XIP_KERNEL),y)
41 $(obj)/xipImage: vmlinux FORCE
42 $(call if_changed,objcopy)
43 @$(kecho) ' Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))'
45 $(obj)/Image $(obj)/zImage: FORCE
46 @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
47 @echo 'Only the xipImage target is available in this case'
52 $(obj)/xipImage: FORCE
53 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
56 $(obj)/Image: vmlinux FORCE
57 $(call if_changed,objcopy)
58 @$(kecho) ' Kernel: $@ is ready'
60 $(obj)/compressed/vmlinux: $(obj)/Image FORCE
61 $(Q)$(MAKE) $(build)=$(obj)/compressed $@
63 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
64 $(call if_changed,objcopy)
65 @$(kecho) ' Kernel: $@ is ready'
67 $(obj)/zImage-dtb: $(obj)/zImage $(DTB_OBJS) FORCE
68 $(call if_changed,cat)
69 @echo ' Kernel: $@ is ready'
74 UIMAGE_LOADADDR=$(LOADADDR)
76 ifeq ($(CONFIG_ZBOOT_ROM),y)
77 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
79 UIMAGE_LOADADDR=$(ZRELADDR)
83 check_for_multiple_loadaddr = \
84 if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then \
85 echo 'multiple (or no) load addresses: $(UIMAGE_LOADADDR)'; \
86 echo 'This is incompatible with uImages'; \
87 echo 'Specify LOADADDR on the commandline to build an uImage'; \
91 $(obj)/uImage: $(obj)/zImage FORCE
92 @$(check_for_multiple_loadaddr)
93 $(call if_changed,uimage)
94 @$(kecho) ' Image $@ is ready'
96 $(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
97 $(Q)$(MAKE) $(build)=$(obj)/bootp $@
100 $(obj)/bootpImage: $(obj)/bootp/bootp FORCE
101 $(call if_changed,objcopy)
102 @$(kecho) ' Kernel: $@ is ready'
104 PHONY += initrd FORCE
106 @test "$(INITRD_PHYS)" != "" || \
107 (echo This machine does not support INITRD; exit -1)
108 @test "$(INITRD)" != "" || \
109 (echo You must specify INITRD; exit -1)
112 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
113 $(obj)/Image System.map "$(INSTALL_PATH)"
116 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
117 $(obj)/zImage System.map "$(INSTALL_PATH)"
120 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
121 $(obj)/uImage System.map "$(INSTALL_PATH)"
124 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
125 $(obj)/zImage System.map "$(INSTALL_PATH)"
128 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
129 $(obj)/Image System.map "$(INSTALL_PATH)"
131 subdir- := bootp compressed dts