1 # 1 #
2 # arch/arm/boot/Makefile <<
3 # <<
4 # This file is included by the global makefile <<
5 # architecture-specific flags and dependencies <<
6 # <<
7 # This file is subject to the terms and condit 2 # This file is subject to the terms and conditions of the GNU General Public
8 # License. See the file "COPYING" in the main 3 # License. See the file "COPYING" in the main directory of this archive
9 # for more details. 4 # for more details.
10 # 5 #
11 # Copyright (C) 1995-2002 Russell King !! 6 # Copyright (C) 1995, 1998, 2001, 2002 by Ralf Baechle
>> 7 # Copyright (C) 2004 Maciej W. Rozycki
12 # 8 #
13 OBJCOPYFLAGS :=-O binary -R .comment -S <<
14 <<
15 # ZRELADDR == virt_to_phys(PAGE_OFFSET + TEX <<
16 ifdef CONFIG_PHYS_OFFSET <<
17 add_hex = $(shell printf 0x%x $$(( $(1) + $(2) <<
18 ZRELADDR := $(call add_hex, $(CONFIG_PHYS_O <<
19 endif <<
20 <<
21 PHYS_OFFSET := $(CONFIG_PHYS_OFFSET) <<
22 export ZRELADDR PARAMS_PHYS PHYS_OFFSET <<
23 9
24 targets := Image zImage xipImage bootpImage uI !! 10 #
25 !! 11 # Some DECstations need all possible sections of an ECOFF executable
26 ifeq ($(CONFIG_XIP_KERNEL),y) !! 12 #
27 !! 13 ifdef CONFIG_MACH_DECSTATION
28 cmd_deflate_xip_data = $(CONFIG_SHELL) -c '$(s !! 14 e2eflag := -a
29 <<
30 ifeq ($(CONFIG_XIP_DEFLATED_DATA),y) <<
31 quiet_cmd_mkxip = XIPZ $@ <<
32 cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xi <<
33 else <<
34 quiet_cmd_mkxip = $(quiet_cmd_objcopy) <<
35 cmd_mkxip = $(cmd_objcopy) <<
36 endif 15 endif
37 16
38 $(obj)/xipImage: vmlinux FORCE !! 17 #
39 $(call if_changed,mkxip) !! 18 # Drop some uninteresting sections in the kernel.
40 @$(kecho) ' Physical Address of xipIm !! 19 # This is only relevant for ELF kernels but doesn't hurt a.out
41 !! 20 #
42 $(obj)/Image $(obj)/zImage: FORCE !! 21 drop-sections := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
43 @echo 'Kernel configured for XIP (CONF !! 22 strip-flags := $(addprefix --remove-section=,$(drop-sections))
44 @echo 'Only the xipImage target is ava <<
45 @false <<
46 <<
47 else <<
48 23
49 $(obj)/xipImage: FORCE !! 24 hostprogs-y := elf2ecoff
50 @echo 'Kernel not configured for XIP ( <<
51 @false <<
52 25
53 $(obj)/Image: vmlinux FORCE !! 26 suffix-y := bin
54 $(call if_changed,objcopy) !! 27 suffix-$(CONFIG_KERNEL_BZIP2) := bz2
>> 28 suffix-$(CONFIG_KERNEL_GZIP) := gz
>> 29 suffix-$(CONFIG_KERNEL_LZMA) := lzma
>> 30 suffix-$(CONFIG_KERNEL_LZO) := lzo
>> 31
>> 32 targets := vmlinux.ecoff
>> 33 quiet_cmd_ecoff = ECOFF $@
>> 34 cmd_ecoff = $(obj)/elf2ecoff $(VMLINUX) $@ $(e2eflag)
>> 35 $(obj)/vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX) FORCE
>> 36 $(call if_changed,ecoff)
>> 37
>> 38 targets += vmlinux.bin
>> 39 quiet_cmd_bin = OBJCOPY $@
>> 40 cmd_bin = $(OBJCOPY) -O binary $(strip-flags) $(VMLINUX) $@
>> 41 $(obj)/vmlinux.bin: $(VMLINUX) FORCE
>> 42 $(call if_changed,bin)
>> 43
>> 44 targets += vmlinux.srec
>> 45 quiet_cmd_srec = OBJCOPY $@
>> 46 cmd_srec = $(OBJCOPY) -S -O srec $(strip-flags) $(VMLINUX) $@
>> 47 $(obj)/vmlinux.srec: $(VMLINUX) FORCE
>> 48 $(call if_changed,srec)
55 49
56 $(obj)/compressed/vmlinux: $(obj)/Image FORCE !! 50 UIMAGE_LOADADDR = $(VMLINUX_LOAD_ADDRESS)
57 $(Q)$(MAKE) $(build)=$(obj)/compressed !! 51 UIMAGE_ENTRYADDR = $(VMLINUX_ENTRY_ADDRESS)
58 52
59 $(obj)/zImage: $(obj)/compressed/vmlinux FORC !! 53 #
60 $(call if_changed,objcopy) !! 54 # Compressed vmlinux images
>> 55 #
61 56
62 endif !! 57 extra-y += vmlinux.bin.bz2
>> 58 extra-y += vmlinux.bin.gz
>> 59 extra-y += vmlinux.bin.lzma
>> 60 extra-y += vmlinux.bin.lzo
>> 61
>> 62 $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
>> 63 $(call if_changed,bzip2)
63 64
64 ifneq ($(LOADADDR),) !! 65 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
65 UIMAGE_LOADADDR=$(LOADADDR) !! 66 $(call if_changed,gzip)
66 else <<
67 ifeq ($(CONFIG_ZBOOT_ROM),y) <<
68 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT) <<
69 else <<
70 UIMAGE_LOADADDR=$(ZRELADDR) <<
71 endif <<
72 endif <<
73 67
74 check_for_multiple_loadaddr = \ !! 68 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
75 if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then !! 69 $(call if_changed,lzma)
76 echo 'multiple (or no) load addresses: <<
77 echo 'This is incompatible with uImage <<
78 echo 'Specify LOADADDR on the commandl <<
79 false; \ <<
80 fi <<
81 <<
82 $(obj)/uImage: $(obj)/zImage FORCE <<
83 @$(check_for_multiple_loadaddr) <<
84 $(call if_changed,uimage) <<
85 70
86 $(obj)/bootp/bootp: $(obj)/zImage FORCE !! 71 $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
87 $(Q)$(MAKE) $(build)=$(obj)/bootp $@ !! 72 $(call if_changed,lzo)
88 73
89 $(obj)/bootpImage: $(obj)/bootp/bootp FORCE !! 74 #
90 $(call if_changed,objcopy) !! 75 # Compressed u-boot images
>> 76 #
91 77
92 subdir- := bootp compressed dts !! 78 targets += uImage
>> 79 targets += uImage.bin
>> 80 targets += uImage.bz2
>> 81 targets += uImage.gz
>> 82 targets += uImage.lzma
>> 83 targets += uImage.lzo
>> 84
>> 85 $(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE
>> 86 $(call if_changed,uimage,none)
>> 87
>> 88 $(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 FORCE
>> 89 $(call if_changed,uimage,bzip2)
>> 90
>> 91 $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE
>> 92 $(call if_changed,uimage,gzip)
>> 93
>> 94 $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FORCE
>> 95 $(call if_changed,uimage,lzma)
>> 96
>> 97 $(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo FORCE
>> 98 $(call if_changed,uimage,lzo)
>> 99
>> 100 $(obj)/uImage: $(obj)/uImage.$(suffix-y)
>> 101 @ln -sf $(notdir $<) $@
>> 102 @echo ' Image $@ is ready'
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