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review.evervolv.com / android_kernel_htc_msm8960 / b89203f74bdfcb15407d54d3f257b16a2ea19e62 / . / arch / x86 / boot / compressed / Makefile
blob: b123b9a8f5b311232592f476d13ae093615b6644 [file] [log] [blame]
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]1#
2# linux/arch/x86/boot/compressed/Makefile
3#
4# create a compressed vmlinux image from the original vmlinux
5#
6
Lasse Collin30314802011-01-12 17:01:24 -0800[diff] [blame]7targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo head_$(BITS).o misc.o string.o cmdline.o early_serial_console.o piggy.o
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]8
9KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2
10KBUILD_CFLAGS += -fno-strict-aliasing -fPIC
H. Peter Anvin95a38f32009-04-01 17:35:00 -0700[diff] [blame]11KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
H. Peter Anvin17a2a9b2009-12-25 15:40:38 -0800[diff] [blame]12cflags-$(CONFIG_X86_32) := -march=i386
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]13cflags-$(CONFIG_X86_64) := -mcmodel=small
14KBUILD_CFLAGS += $(cflags-y)
15KBUILD_CFLAGS += $(call cc-option,-ffreestanding)
16KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
17
18KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__
Peter Oberparleiter7bf99fb2009-06-17 16:28:09 -0700[diff] [blame]19GCOV_PROFILE := n
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]20
21LDFLAGS := -m elf_$(UTS_MACHINE)
22LDFLAGS_vmlinux := -T
23
H. Peter Anvin02a884c2009-05-08 17:42:16 -0700[diff] [blame]24hostprogs-y := mkpiggy
25
Matt Fleming291f3632011-12-12 21:27:52 +0000[diff] [blame]26VMLINUX_OBJS = $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o \
27 $(obj)/string.o $(obj)/cmdline.o $(obj)/early_serial_console.o \
28 $(obj)/piggy.o
29
30ifeq ($(CONFIG_EFI_STUB), y)
31 VMLINUX_OBJS += $(obj)/eboot.o $(obj)/efi_stub_$(BITS).o
32endif
33
34$(obj)/vmlinux: $(VMLINUX_OBJS) FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]35 $(call if_changed,ld)
36 @:
37
Ian Campbell099e1372008-02-13 20:54:58 +0000[diff] [blame]38OBJCOPYFLAGS_vmlinux.bin := -R .comment -S
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]39$(obj)/vmlinux.bin: vmlinux FORCE
40 $(call if_changed,objcopy)
41
42
H. Peter Anvin7f16a332008-09-04 06:19:45 -0700[diff] [blame]43targets += vmlinux.bin.all vmlinux.relocs relocs
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]44hostprogs-$(CONFIG_X86_NEED_RELOCS) += relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]45
46quiet_cmd_relocs = RELOCS $@
47 cmd_relocs = $(obj)/relocs $< > $@;$(obj)/relocs --abs-relocs $<
48$(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE
49 $(call if_changed,relocs)
50
51vmlinux.bin.all-y := $(obj)/vmlinux.bin
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]52vmlinux.bin.all-$(CONFIG_X86_NEED_RELOCS) += $(obj)/vmlinux.relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]53
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]54$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]55 $(call if_changed,gzip)
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]56$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]57 $(call if_changed,bzip2)
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]58$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]59 $(call if_changed,lzma)
Lasse Collin30314802011-01-12 17:01:24 -0800[diff] [blame]60$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE
61 $(call if_changed,xzkern)
Albin Tonnerre13510992010-01-08 14:42:45 -0800[diff] [blame]62$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
63 $(call if_changed,lzo)
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]64
H. Peter Anvin283ab1c2009-05-08 15:32:47 -0700[diff] [blame]65suffix-$(CONFIG_KERNEL_GZIP) := gz
66suffix-$(CONFIG_KERNEL_BZIP2) := bz2
67suffix-$(CONFIG_KERNEL_LZMA) := lzma
Lasse Collin30314802011-01-12 17:01:24 -0800[diff] [blame]68suffix-$(CONFIG_KERNEL_XZ) := xz
Albin Tonnerre13510992010-01-08 14:42:45 -0800[diff] [blame]69suffix-$(CONFIG_KERNEL_LZO) := lzo
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]70
H. Peter Anvin02a884c2009-05-08 17:42:16 -0700[diff] [blame]71quiet_cmd_mkpiggy = MKPIGGY $@
72 cmd_mkpiggy = $(obj)/mkpiggy $< > $@ || ( rm -f $@ ; false )
73
74targets += piggy.S
75$(obj)/piggy.S: $(obj)/vmlinux.bin.$(suffix-y) $(obj)/mkpiggy FORCE
76 $(call if_changed,mkpiggy)