Commit | Line | Data |
---|---|---|
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 | |
5de813b6 | 8 | OBJS = misc.o decompress.o |
4486b863 | 9 | FONTC = $(srctree)/drivers/video/console/font_acorn_8x8.c |
1da177e4 LT |
10 | |
11 | # | |
12 | # Architecture dependencies | |
13 | # | |
14 | ifeq ($(CONFIG_ARCH_ACORN),y) | |
4486b863 | 15 | OBJS += ll_char_wr.o font.o |
1da177e4 LT |
16 | endif |
17 | ||
18 | ifeq ($(CONFIG_ARCH_SHARK),y) | |
19 | OBJS += head-shark.o ofw-shark.o | |
20 | endif | |
21 | ||
1da177e4 LT |
22 | ifeq ($(CONFIG_ARCH_L7200),y) |
23 | OBJS += head-l7200.o | |
24 | endif | |
25 | ||
1da177e4 LT |
26 | ifeq ($(CONFIG_ARCH_P720T),y) |
27 | # Borrow this code from SA1100 | |
28 | OBJS += head-sa1100.o | |
29 | endif | |
30 | ||
31 | ifeq ($(CONFIG_ARCH_SA1100),y) | |
32 | OBJS += head-sa1100.o | |
33 | endif | |
34 | ||
35 | ifeq ($(CONFIG_CPU_XSCALE),y) | |
36 | OBJS += head-xscale.o | |
37 | endif | |
38 | ||
39 | ifeq ($(CONFIG_PXA_SHARPSL),y) | |
40 | OBJS += head-sharpsl.o | |
41 | endif | |
42 | ||
26584853 | 43 | ifeq ($(CONFIG_CPU_ENDIAN_BE32),y) |
f12d0d7c | 44 | ifeq ($(CONFIG_CPU_CP15),y) |
1da177e4 | 45 | OBJS += big-endian.o |
f12d0d7c HC |
46 | else |
47 | # The endian should be set by h/w design. | |
48 | endif | |
1da177e4 LT |
49 | endif |
50 | ||
51 | # | |
52 | # We now have a PIC decompressor implementation. Decompressors running | |
53 | # from RAM should not define ZTEXTADDR. Decompressors running directly | |
54 | # from ROM or Flash must define ZTEXTADDR (preferably via the config) | |
55 | # FIXME: Previous assignment to ztextaddr-y is lost here. See SHARK | |
56 | ifeq ($(CONFIG_ZBOOT_ROM),y) | |
57 | ZTEXTADDR := $(CONFIG_ZBOOT_ROM_TEXT) | |
58 | ZBSSADDR := $(CONFIG_ZBOOT_ROM_BSS) | |
59 | else | |
60 | ZTEXTADDR := 0 | |
61 | ZBSSADDR := ALIGN(4) | |
62 | endif | |
63 | ||
64 | SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ | |
65 | ||
e7db7b42 AT |
66 | suffix_$(CONFIG_KERNEL_GZIP) = gzip |
67 | suffix_$(CONFIG_KERNEL_LZO) = lzo | |
6e8699f7 | 68 | suffix_$(CONFIG_KERNEL_LZMA) = lzma |
e7db7b42 AT |
69 | |
70 | targets := vmlinux vmlinux.lds \ | |
71 | piggy.$(suffix_y) piggy.$(suffix_y).o \ | |
72 | font.o font.c head.o misc.o $(OBJS) | |
014c257c | 73 | |
606576ce | 74 | ifeq ($(CONFIG_FUNCTION_TRACER),y) |
014c257c AS |
75 | ORIG_CFLAGS := $(KBUILD_CFLAGS) |
76 | KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) | |
77 | endif | |
78 | ||
48da78bc | 79 | EXTRA_CFLAGS := -fpic -fno-builtin |
80cec14a | 80 | EXTRA_AFLAGS := -Wa,-march=all |
1da177e4 LT |
81 | |
82 | # Supply ZRELADDR, INITRD_PHYS and PARAMS_PHYS to the decompressor via | |
83 | # linker symbols. We only define initrd_phys and params_phys if the | |
84 | # machine class defined the corresponding makefile variable. | |
85 | LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR) | |
26584853 CM |
86 | ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) |
87 | LDFLAGS_vmlinux += --be8 | |
88 | endif | |
1da177e4 LT |
89 | ifneq ($(INITRD_PHYS),) |
90 | LDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS) | |
91 | endif | |
92 | ifneq ($(PARAMS_PHYS),) | |
93 | LDFLAGS_vmlinux += --defsym params_phys=$(PARAMS_PHYS) | |
94 | endif | |
e7db7b42 AT |
95 | # ? |
96 | LDFLAGS_vmlinux += -p | |
97 | # Report unresolved symbol references | |
98 | LDFLAGS_vmlinux += --no-undefined | |
99 | # Delete all temporary local symbols | |
100 | LDFLAGS_vmlinux += -X | |
101 | # Next argument is a linker script | |
102 | LDFLAGS_vmlinux += -T | |
103 | ||
104 | # For __aeabi_uidivmod | |
105 | lib1funcs = $(obj)/lib1funcs.o | |
106 | ||
107 | $(obj)/lib1funcs.S: $(srctree)/arch/$(SRCARCH)/lib/lib1funcs.S FORCE | |
108 | $(call cmd,shipped) | |
1da177e4 | 109 | |
e7db7b42 AT |
110 | $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \ |
111 | $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE | |
1da177e4 LT |
112 | $(call if_changed,ld) |
113 | @: | |
114 | ||
e7db7b42 AT |
115 | $(obj)/piggy.$(suffix_y): $(obj)/../Image FORCE |
116 | $(call if_changed,$(suffix_y)) | |
1da177e4 | 117 | |
e7db7b42 | 118 | $(obj)/piggy.$(suffix_y).o: $(obj)/piggy.$(suffix_y) FORCE |
1da177e4 | 119 | |
4486b863 RK |
120 | CFLAGS_font.o := -Dstatic= |
121 | ||
122 | $(obj)/font.c: $(FONTC) | |
123 | $(call cmd,shipped) | |
1da177e4 LT |
124 | |
125 | $(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config | |
126 | @sed "$(SEDFLAGS)" < $< > $@ |