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gerrit-public.fairphone.software / kernel / msm-4.9 / fc0ce23506d943b9eaa731a051769d0e0605eb03 / . / arch / x86 / boot / compressed / Makefile
blob: f8ed0658404cc559d7c65a261330dba620017f38 [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
Jan Beulichfc0ce232009-08-20 16:14:15 +0100[diff] [blame^]7targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma head_$(BITS).o misc.o piggy.o
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]8
9KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2
10KBUILD_CFLAGS += -fno-strict-aliasing -fPIC
H. Peter Anvin95a38f32009-04-01 17:35:00 -0700[diff] [blame]11KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]12cflags-$(CONFIG_X86_64) := -mcmodel=small
13KBUILD_CFLAGS += $(cflags-y)
14KBUILD_CFLAGS += $(call cc-option,-ffreestanding)
15KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
16
17KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__
Peter Oberparleiter7bf99fb2009-06-17 16:28:09 -0700[diff] [blame]18GCOV_PROFILE := n
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]19
20LDFLAGS := -m elf_$(UTS_MACHINE)
21LDFLAGS_vmlinux := -T
22
H. Peter Anvin02a884c2009-05-08 17:42:16 -0700[diff] [blame]23hostprogs-y := mkpiggy
24
Linus Torvalds51b26ad2009-04-26 10:12:47 -0700[diff] [blame]25$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/piggy.o FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]26 $(call if_changed,ld)
27 @:
28
Ian Campbell099e1372008-02-13 20:54:58 +0000[diff] [blame]29OBJCOPYFLAGS_vmlinux.bin := -R .comment -S
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]30$(obj)/vmlinux.bin: vmlinux FORCE
31 $(call if_changed,objcopy)
32
33
H. Peter Anvin7f16a332008-09-04 06:19:45 -0700[diff] [blame]34targets += vmlinux.bin.all vmlinux.relocs relocs
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]35hostprogs-$(CONFIG_X86_NEED_RELOCS) += relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]36
37quiet_cmd_relocs = RELOCS $@
38 cmd_relocs = $(obj)/relocs $< > $@;$(obj)/relocs --abs-relocs $<
39$(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE
40 $(call if_changed,relocs)
41
42vmlinux.bin.all-y := $(obj)/vmlinux.bin
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]43vmlinux.bin.all-$(CONFIG_X86_NEED_RELOCS) += $(obj)/vmlinux.relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]44
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]45$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]46 $(call if_changed,gzip)
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]47$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]48 $(call if_changed,bzip2)
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]49$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]50 $(call if_changed,lzma)
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]51
H. Peter Anvin283ab1c2009-05-08 15:32:47 -0700[diff] [blame]52suffix-$(CONFIG_KERNEL_GZIP) := gz
53suffix-$(CONFIG_KERNEL_BZIP2) := bz2
54suffix-$(CONFIG_KERNEL_LZMA) := lzma
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]55
H. Peter Anvin02a884c2009-05-08 17:42:16 -0700[diff] [blame]56quiet_cmd_mkpiggy = MKPIGGY $@
57 cmd_mkpiggy = $(obj)/mkpiggy $< > $@ || ( rm -f $@ ; false )
58
59targets += piggy.S
60$(obj)/piggy.S: $(obj)/vmlinux.bin.$(suffix-y) $(obj)/mkpiggy FORCE
61 $(call if_changed,mkpiggy)