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1da177e4 LT |
1 | # |
2 | # linux/arch/arm/boot/compressed/Makefile | |
3 | # | |
4 | # create a compressed vmlinuz image from the original vmlinux | |
5 | # | |
6 | ||
7 | HEAD = head.o | |
8 | OBJS = misc.o | |
9 | FONTC = drivers/video/console/font_acorn_8x8.c | |
10 | ||
11 | FONT = $(addprefix ../../../../drivers/video/console/, font_acorn_8x8.o) | |
12 | ||
13 | # | |
14 | # Architecture dependencies | |
15 | # | |
16 | ifeq ($(CONFIG_ARCH_ACORN),y) | |
17 | OBJS += ll_char_wr.o $(FONT) | |
18 | endif | |
19 | ||
20 | ifeq ($(CONFIG_ARCH_SHARK),y) | |
21 | OBJS += head-shark.o ofw-shark.o | |
22 | endif | |
23 | ||
24 | ifeq ($(CONFIG_ARCH_CAMELOT),y) | |
25 | OBJS += head-epxa10db.o | |
26 | endif | |
27 | ||
28 | ifeq ($(CONFIG_ARCH_L7200),y) | |
29 | OBJS += head-l7200.o | |
30 | endif | |
31 | ||
32 | ifeq ($(CONFIG_ARCH_CLPS7500),y) | |
33 | HEAD = head-clps7500.o | |
34 | endif | |
35 | ||
36 | ifeq ($(CONFIG_ARCH_P720T),y) | |
37 | # Borrow this code from SA1100 | |
38 | OBJS += head-sa1100.o | |
39 | endif | |
40 | ||
41 | ifeq ($(CONFIG_ARCH_SA1100),y) | |
42 | OBJS += head-sa1100.o | |
43 | endif | |
44 | ||
45 | ifeq ($(CONFIG_CPU_XSCALE),y) | |
46 | OBJS += head-xscale.o | |
47 | endif | |
48 | ||
49 | ifeq ($(CONFIG_PXA_SHARPSL),y) | |
50 | OBJS += head-sharpsl.o | |
51 | endif | |
52 | ||
53 | ifeq ($(CONFIG_DEBUG_ICEDCC),y) | |
54 | OBJS += ice-dcc.o | |
55 | endif | |
56 | ||
57 | ifeq ($(CONFIG_CPU_BIG_ENDIAN),y) | |
58 | OBJS += big-endian.o | |
59 | endif | |
60 | ||
61 | # | |
62 | # We now have a PIC decompressor implementation. Decompressors running | |
63 | # from RAM should not define ZTEXTADDR. Decompressors running directly | |
64 | # from ROM or Flash must define ZTEXTADDR (preferably via the config) | |
65 | # FIXME: Previous assignment to ztextaddr-y is lost here. See SHARK | |
66 | ifeq ($(CONFIG_ZBOOT_ROM),y) | |
67 | ZTEXTADDR := $(CONFIG_ZBOOT_ROM_TEXT) | |
68 | ZBSSADDR := $(CONFIG_ZBOOT_ROM_BSS) | |
69 | else | |
70 | ZTEXTADDR := 0 | |
71 | ZBSSADDR := ALIGN(4) | |
72 | endif | |
73 | ||
74 | SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ | |
75 | ||
76 | targets := vmlinux vmlinux.lds piggy.gz piggy.o $(FONT) \ | |
77 | head.o misc.o $(OBJS) | |
78 | EXTRA_CFLAGS := -fpic | |
79 | EXTRA_AFLAGS := | |
80 | ||
81 | # Supply ZRELADDR, INITRD_PHYS and PARAMS_PHYS to the decompressor via | |
82 | # linker symbols. We only define initrd_phys and params_phys if the | |
83 | # machine class defined the corresponding makefile variable. | |
84 | LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR) | |
85 | ifneq ($(INITRD_PHYS),) | |
86 | LDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS) | |
87 | endif | |
88 | ifneq ($(PARAMS_PHYS),) | |
89 | LDFLAGS_vmlinux += --defsym params_phys=$(PARAMS_PHYS) | |
90 | endif | |
91 | LDFLAGS_vmlinux += -p --no-undefined -X \ | |
92 | $(shell $(CC) $(CFLAGS) --print-libgcc-file-name) -T | |
93 | ||
94 | # Don't allow any static data in misc.o, which | |
95 | # would otherwise mess up our GOT table | |
96 | CFLAGS_misc.o := -Dstatic= | |
97 | ||
98 | $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.o \ | |
99 | $(addprefix $(obj)/, $(OBJS)) FORCE | |
100 | $(call if_changed,ld) | |
101 | @: | |
102 | ||
103 | $(obj)/piggy.gz: $(obj)/../Image FORCE | |
104 | $(call if_changed,gzip) | |
105 | ||
106 | $(obj)/piggy.o: $(obj)/piggy.gz FORCE | |
107 | ||
108 | CFLAGS_font_acorn_8x8.o := -Dstatic= | |
109 | ||
110 | $(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config | |
111 | @sed "$(SEDFLAGS)" < $< > $@ | |
112 | ||
113 | $(obj)/misc.o: $(obj)/misc.c include/asm/arch/uncompress.h lib/inflate.c | |
114 |