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 | ||
e69edc79 | 7 | AFLAGS_head.o += -DTEXT_OFFSET=$(TEXT_OFFSET) |
1da177e4 | 8 | HEAD = head.o |
5de813b6 | 9 | OBJS = misc.o decompress.o |
4486b863 | 10 | FONTC = $(srctree)/drivers/video/console/font_acorn_8x8.c |
1da177e4 LT |
11 | |
12 | # | |
13 | # Architecture dependencies | |
14 | # | |
15 | ifeq ($(CONFIG_ARCH_ACORN),y) | |
4486b863 | 16 | OBJS += ll_char_wr.o font.o |
1da177e4 LT |
17 | endif |
18 | ||
19 | ifeq ($(CONFIG_ARCH_SHARK),y) | |
20 | OBJS += head-shark.o ofw-shark.o | |
21 | endif | |
22 | ||
1da177e4 LT |
23 | ifeq ($(CONFIG_ARCH_P720T),y) |
24 | # Borrow this code from SA1100 | |
25 | OBJS += head-sa1100.o | |
26 | endif | |
27 | ||
28 | ifeq ($(CONFIG_ARCH_SA1100),y) | |
29 | OBJS += head-sa1100.o | |
30 | endif | |
31 | ||
32 | ifeq ($(CONFIG_CPU_XSCALE),y) | |
33 | OBJS += head-xscale.o | |
34 | endif | |
35 | ||
9c3fca2e | 36 | ifeq ($(CONFIG_PXA_SHARPSL_DETECT_MACH_ID),y) |
1da177e4 LT |
37 | OBJS += head-sharpsl.o |
38 | endif | |
39 | ||
26584853 | 40 | ifeq ($(CONFIG_CPU_ENDIAN_BE32),y) |
f12d0d7c | 41 | ifeq ($(CONFIG_CPU_CP15),y) |
1da177e4 | 42 | OBJS += big-endian.o |
f12d0d7c HC |
43 | else |
44 | # The endian should be set by h/w design. | |
45 | endif | |
1da177e4 LT |
46 | endif |
47 | ||
48 | # | |
49 | # We now have a PIC decompressor implementation. Decompressors running | |
50 | # from RAM should not define ZTEXTADDR. Decompressors running directly | |
51 | # from ROM or Flash must define ZTEXTADDR (preferably via the config) | |
52 | # FIXME: Previous assignment to ztextaddr-y is lost here. See SHARK | |
53 | ifeq ($(CONFIG_ZBOOT_ROM),y) | |
54 | ZTEXTADDR := $(CONFIG_ZBOOT_ROM_TEXT) | |
55 | ZBSSADDR := $(CONFIG_ZBOOT_ROM_BSS) | |
56 | else | |
57 | ZTEXTADDR := 0 | |
58 | ZBSSADDR := ALIGN(4) | |
59 | endif | |
60 | ||
61 | SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ | |
62 | ||
e7db7b42 AT |
63 | suffix_$(CONFIG_KERNEL_GZIP) = gzip |
64 | suffix_$(CONFIG_KERNEL_LZO) = lzo | |
6e8699f7 | 65 | suffix_$(CONFIG_KERNEL_LZMA) = lzma |
e7db7b42 AT |
66 | |
67 | targets := vmlinux vmlinux.lds \ | |
68 | piggy.$(suffix_y) piggy.$(suffix_y).o \ | |
69 | font.o font.c head.o misc.o $(OBJS) | |
014c257c | 70 | |
f1b957d3 MD |
71 | # Make sure files are removed during clean |
72 | extra-y += piggy.gzip piggy.lzo piggy.lzma lib1funcs.S | |
73 | ||
606576ce | 74 | ifeq ($(CONFIG_FUNCTION_TRACER),y) |
014c257c AS |
75 | ORIG_CFLAGS := $(KBUILD_CFLAGS) |
76 | KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) | |
77 | endif | |
78 | ||
48da78bc | 79 | EXTRA_CFLAGS := -fpic -fno-builtin |
80cec14a | 80 | EXTRA_AFLAGS := -Wa,-march=all |
1da177e4 | 81 | |
9e84ed63 RK |
82 | # Supply ZRELADDR to the decompressor via a linker symbol. |
83 | ifneq ($(CONFIG_AUTO_ZRELADDR),y) | |
84 | LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR) | |
85 | endif | |
26584853 CM |
86 | ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) |
87 | LDFLAGS_vmlinux += --be8 | |
88 | endif | |
e7db7b42 AT |
89 | # ? |
90 | LDFLAGS_vmlinux += -p | |
91 | # Report unresolved symbol references | |
92 | LDFLAGS_vmlinux += --no-undefined | |
93 | # Delete all temporary local symbols | |
94 | LDFLAGS_vmlinux += -X | |
95 | # Next argument is a linker script | |
96 | LDFLAGS_vmlinux += -T | |
97 | ||
98 | # For __aeabi_uidivmod | |
99 | lib1funcs = $(obj)/lib1funcs.o | |
100 | ||
101 | $(obj)/lib1funcs.S: $(srctree)/arch/$(SRCARCH)/lib/lib1funcs.S FORCE | |
102 | $(call cmd,shipped) | |
1da177e4 | 103 | |
e7db7b42 AT |
104 | $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \ |
105 | $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE | |
1da177e4 LT |
106 | $(call if_changed,ld) |
107 | @: | |
108 | ||
e7db7b42 AT |
109 | $(obj)/piggy.$(suffix_y): $(obj)/../Image FORCE |
110 | $(call if_changed,$(suffix_y)) | |
1da177e4 | 111 | |
e7db7b42 | 112 | $(obj)/piggy.$(suffix_y).o: $(obj)/piggy.$(suffix_y) FORCE |
1da177e4 | 113 | |
4486b863 RK |
114 | CFLAGS_font.o := -Dstatic= |
115 | ||
116 | $(obj)/font.c: $(FONTC) | |
117 | $(call cmd,shipped) | |
1da177e4 | 118 | |
d93c333d | 119 | $(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile $(KCONFIG_CONFIG) |
1da177e4 | 120 | @sed "$(SEDFLAGS)" < $< > $@ |