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 $(srctree
)/$(MACHINE
)/Makefile.boot
18 include $(srctree
)/arch
/arm
/boot
/dts
/Makefile
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 $(obj
)/xipImage
: vmlinux FORCE
35 $(call if_changed
,objcopy
)
36 $(kecho
) ' Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))'
38 $(obj
)/Image
$(obj
)/zImage
: FORCE
39 @echo
'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
40 @echo
'Only the xipImage target is available in this case'
45 $(obj
)/xipImage
: FORCE
46 @echo
'Kernel not configured for XIP (CONFIG_XIP_KERNEL!=y)'
49 $(obj
)/Image
: vmlinux FORCE
50 $(call if_changed
,objcopy
)
51 $(kecho
) ' Kernel: $@ is ready'
53 $(obj
)/compressed
/vmlinux
: $(obj
)/Image FORCE
54 $(Q
)$(MAKE
) $(build
)=$(obj
)/compressed
$@
56 $(obj
)/zImage
: $(obj
)/compressed
/vmlinux FORCE
57 $(call if_changed
,objcopy
)
58 $(kecho
) ' Kernel: $@ is ready'
64 # Rule to build device tree blobs
65 $(obj
)/%.dtb
: $(src
)/dts
/%.dts FORCE
66 $(call if_changed_dep
,dtc
)
68 $(obj
)/dtbs
: $(addprefix $(obj
)/, $(dtb-y
))
73 UIMAGE_LOADADDR
=$(LOADADDR
)
75 ifeq ($(CONFIG_ZBOOT_ROM
),y
)
76 UIMAGE_LOADADDR
=$(CONFIG_ZBOOT_ROM_TEXT
)
78 UIMAGE_LOADADDR
=$(ZRELADDR
)
82 check_for_multiple_loadaddr
= \
83 if
[ $(words $(UIMAGE_LOADADDR
)) -gt
1 ]; then \
84 echo
'multiple load addresses: $(UIMAGE_LOADADDR)'; \
85 echo
'This is incompatible with uImages'; \
86 echo
'Specify LOADADDR on the commandline to build an uImage'; \
90 $(obj
)/uImage
: $(obj
)/zImage FORCE
91 @
$(check_for_multiple_loadaddr
)
92 $(call if_changed
,uimage
)
93 $(kecho
) ' Image $@ is ready'
95 $(obj
)/bootp
/bootp
: $(obj
)/zImage initrd FORCE
96 $(Q
)$(MAKE
) $(build
)=$(obj
)/bootp
$@
99 $(obj
)/bootpImage
: $(obj
)/bootp
/bootp FORCE
100 $(call if_changed
,objcopy
)
101 $(kecho
) ' Kernel: $@ is ready'
103 PHONY
+= initrd FORCE
105 @
test "$(INITRD_PHYS)" != "" || \
106 (echo This machine does not support INITRD
; exit
-1)
107 @
test "$(INITRD)" != "" || \
108 (echo You must specify INITRD
; exit
-1)
110 install: $(obj
)/Image
111 $(CONFIG_SHELL
) $(srctree
)/$(src
)/install.sh
$(KERNELRELEASE
) \
112 $(obj
)/Image System.map
"$(INSTALL_PATH)"
114 zinstall
: $(obj
)/zImage
115 $(CONFIG_SHELL
) $(srctree
)/$(src
)/install.sh
$(KERNELRELEASE
) \
116 $(obj
)/zImage System.map
"$(INSTALL_PATH)"
118 uinstall
: $(obj
)/uImage
119 $(CONFIG_SHELL
) $(srctree
)/$(src
)/install.sh
$(KERNELRELEASE
) \
120 $(obj
)/uImage System.map
"$(INSTALL_PATH)"
123 $(CONFIG_SHELL
) $(srctree
)/$(src
)/install.sh
$(KERNELRELEASE
) \
124 $(obj
)/zImage System.map
"$(INSTALL_PATH)"
127 $(CONFIG_SHELL
) $(srctree
)/$(src
)/install.sh
$(KERNELRELEASE
) \
128 $(obj
)/Image System.map
"$(INSTALL_PATH)"
130 subdir-
:= bootp compressed