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 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 9
21 PHYS_OFFSET := $(CONFIG_PHYS_OFFSET) !! 10 USE_STANDARD_AS_RULE := true
22 export ZRELADDR PARAMS_PHYS PHYS_OFFSET <<
23 11
24 targets := Image zImage xipImage bootpImage uI !! 12 #
25 !! 13 # Some DECstations need all possible sections of an ECOFF executable
26 ifeq ($(CONFIG_XIP_KERNEL),y) !! 14 #
27 !! 15 ifdef CONFIG_DECSTATION
28 cmd_deflate_xip_data = $(CONFIG_SHELL) -c '$(s !! 16 E2EFLAGS = -a
29 <<
30 ifeq ($(CONFIG_XIP_DEFLATED_DATA),y) <<
31 quiet_cmd_mkxip = XIPZ $@ <<
32 cmd_mkxip = $(cmd_objcopy) && $(cmd_deflate_xi <<
33 else 17 else
34 quiet_cmd_mkxip = $(quiet_cmd_objcopy) !! 18 E2EFLAGS =
35 cmd_mkxip = $(cmd_objcopy) <<
36 endif 19 endif
37 20
38 $(obj)/xipImage: vmlinux FORCE !! 21 #
39 $(call if_changed,mkxip) !! 22 # Drop some uninteresting sections in the kernel.
40 @$(kecho) ' Physical Address of xipIm !! 23 # This is only relevant for ELF kernels but doesn't hurt a.out
41 !! 24 #
42 $(obj)/Image $(obj)/zImage: FORCE !! 25 drop-sections = .reginfo .mdebug .comment .note .pdr .options .MIPS.options
43 @echo 'Kernel configured for XIP (CONF !! 26 strip-flags = $(addprefix --remove-section=,$(drop-sections))
44 @echo 'Only the xipImage target is ava <<
45 @false <<
46 27
47 else !! 28 VMLINUX = $(TOPDIR)/vmlinux
48 29
49 $(obj)/xipImage: FORCE !! 30 all:
50 @echo 'Kernel not configured for XIP ( <<
51 @false <<
52 31
53 $(obj)/Image: vmlinux FORCE !! 32 boot: vmlinux.ecoff vmlinux.srec addinitrd
54 $(call if_changed,objcopy) <<
55 33
56 $(obj)/compressed/vmlinux: $(obj)/Image FORCE !! 34 vmlinux.ecoff: $(CONFIGURE) elf2ecoff $(VMLINUX)
57 $(Q)$(MAKE) $(build)=$(obj)/compressed !! 35 ./elf2ecoff $(VMLINUX) vmlinux.ecoff $(E2EFLAGS)
58 36
59 $(obj)/zImage: $(obj)/compressed/vmlinux FORC !! 37 elf2ecoff: elf2ecoff.c
60 $(call if_changed,objcopy) !! 38 $(HOSTCC) -o $@ $^
61 39
62 endif !! 40 vmlinux.srec: $(CONFIGURE) $(VMLINUX)
>> 41 $(OBJCOPY) -S -O srec $(strip-flags) $(VMLINUX) vmlinux.srec
63 42
64 ifneq ($(LOADADDR),) !! 43 addinitrd: addinitrd.c
65 UIMAGE_LOADADDR=$(LOADADDR) !! 44 $(HOSTCC) -o $@ $^
66 else !! 45
67 ifeq ($(CONFIG_ZBOOT_ROM),y) !! 46 # Don't build dependencies, this may die if $(CC) isn't gcc
68 UIMAGE_LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT) !! 47 dep:
69 else <<
70 UIMAGE_LOADADDR=$(ZRELADDR) <<
71 endif <<
72 endif <<
73 48
74 check_for_multiple_loadaddr = \ !! 49 clean:
75 if [ $(words $(UIMAGE_LOADADDR)) -ne 1 ]; then !! 50 rm -f vmlinux.ecoff vmlinux.srec
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 51
86 $(obj)/bootp/bootp: $(obj)/zImage FORCE !! 52 mrproper:
87 $(Q)$(MAKE) $(build)=$(obj)/bootp $@ !! 53 rm -f vmlinux.ecoff vmlinux.srec addinitrd elf2ecoff
88 54
89 $(obj)/bootpImage: $(obj)/bootp/bootp FORCE !! 55 dummy:
90 $(call if_changed,objcopy) <<
91 56
92 subdir- := bootp compressed dts !! 57 include $(TOPDIR)/Rules.make
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