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
14 OBJCOPYFLAGS :=-O binary -R .comment -S
17 include $(MACHINE)/Makefile.boot
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
24 ZRELADDR := $(zreladdr-y)
25 PARAMS_PHYS := $(params_phys-y)
26 INITRD_PHYS := $(initrd_phys-y)
28 export ZRELADDR INITRD_PHYS PARAMS_PHYS
30 targets := Image zImage xipImage bootpImage uImage
32 ifeq ($(CONFIG_XIP_KERNEL),y)
34 cmd_deflate_xip_data = $(CONFIG_SHELL) -c \
35 '$(srctree)/$(src)/deflate_xip_data.sh $< $@ || { rm -f $@; false; }'
37 ifeq ($(CONFIG_XIP_DEFLATED_DATA),y)
38 quiet_cmd_mkxip = XIPZ $@
39 cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xip_data)
41 quiet_cmd_mkxip = $(quiet_cmd_objcopy)
42 cmd_mkxip = $(cmd_objcopy)
45 $(obj)/xipImage: vmlinux FORCE
46 $(call if_changed,mkxip)
47 @$(kecho) ' Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
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'
56 $(obj)/xipImage: FORCE
57 @echo 'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
60 $(obj)/Image: vmlinux FORCE
61 $(call if_changed,objcopy)
63 $(obj)/compressed/vmlinux: $(obj)/Image FORCE
64 $(Q)$(MAKE) $(build)=$(obj)/compressed $@
66 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
67 $(call if_changed,objcopy)
72 UIMAGE_LOADADDR=$(LOADADDR)
74 ifeq ($(CONFIG_ZBOOT_ROM),y)
75 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
77 UIMAGE_LOADADDR=$(ZRELADDR)
81 check_for_multiple_loadaddr = \
82 if [ $(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'; \
89 $(obj)/uImage: $(obj)/zImage FORCE
90 @$(check_for_multiple_loadaddr)
91 $(call if_changed,uimage)
93 $(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
94 $(Q)$(MAKE) $(build)=$(obj)/bootp $@
96 $(obj)/bootpImage: $(obj)/bootp/bootp FORCE
97 $(call if_changed,objcopy)
99 PHONY += initrd install zinstall uinstall
101 @test "$(INITRD_PHYS)" != "" || \
102 (echo This machine does not support INITRD; exit -1)
103 @test "$(INITRD)" != "" || \
104 (echo You must specify INITRD; exit -1)
107 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
108 $(obj)/Image System.map "$(INSTALL_PATH)"
111 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
112 $(obj)/zImage System.map "$(INSTALL_PATH)"
115 $(CONFIG_SHELL) $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" \
116 $(obj)/uImage System.map "$(INSTALL_PATH)"
118 subdir- := bootp compressed dts