Gitiles
Code Review Sign In
review.evervolv.com / android_kernel_oneplus_msm8996 / 9dead5bbb825d7c25c0400e61de83075046322d0 / . / arch / x86 / boot / compressed / Makefile
blob: 8a84501acb1b965f2dbfe1d18b91799667af4fb3 [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
Matt Fleming12871c52012-02-28 13:37:22 +0000[diff] [blame]25HOST_EXTRACFLAGS += -I$(srctree)/tools/include
H. Peter Anvin02a884c2009-05-08 17:42:16 -0700[diff] [blame]26
Matt Fleming291f3632011-12-12 21:27:52 +0000[diff] [blame]27VMLINUX_OBJS = $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o \
28 $(obj)/string.o $(obj)/cmdline.o $(obj)/early_serial_console.o \
29 $(obj)/piggy.o
30
Matthew Garrett9dead5b2012-07-26 18:00:00 -0400[diff] [blame^]31$(obj)/eboot.o: KBUILD_CFLAGS += -fshort-wchar -mno-red-zone
32$(obj)/efi_stub_$(BITS).o: KBUILD_CLFAGS += -fshort-wchar -mno-red-zone
33
Matt Fleming291f3632011-12-12 21:27:52 +0000[diff] [blame]34ifeq ($(CONFIG_EFI_STUB), y)
35 VMLINUX_OBJS += $(obj)/eboot.o $(obj)/efi_stub_$(BITS).o
36endif
37
38$(obj)/vmlinux: $(VMLINUX_OBJS) FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]39 $(call if_changed,ld)
40 @:
41
Ian Campbell099e1372008-02-13 20:54:58 +0000[diff] [blame]42OBJCOPYFLAGS_vmlinux.bin := -R .comment -S
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]43$(obj)/vmlinux.bin: vmlinux FORCE
44 $(call if_changed,objcopy)
45
H. Peter Anvin6520fe52012-05-08 21:22:24 +0300[diff] [blame]46targets += vmlinux.bin.all vmlinux.relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]47
H. Peter Anvin6520fe52012-05-08 21:22:24 +0300[diff] [blame]48CMD_RELOCS = arch/x86/tools/relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]49quiet_cmd_relocs = RELOCS $@
H. Peter Anvin6520fe52012-05-08 21:22:24 +0300[diff] [blame]50 cmd_relocs = $(CMD_RELOCS) $< > $@;$(CMD_RELOCS) --abs-relocs $<
51$(obj)/vmlinux.relocs: vmlinux FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]52 $(call if_changed,relocs)
53
54vmlinux.bin.all-y := $(obj)/vmlinux.bin
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]55vmlinux.bin.all-$(CONFIG_X86_NEED_RELOCS) += $(obj)/vmlinux.relocs
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]56
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]57$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]58 $(call if_changed,gzip)
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]59$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]60 $(call if_changed,bzip2)
H. Peter Anvin5f11e022009-05-05 22:53:11 -0700[diff] [blame]61$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]62 $(call if_changed,lzma)
Lasse Collin30314802011-01-12 17:01:24 -0800[diff] [blame]63$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE
64 $(call if_changed,xzkern)
Albin Tonnerre13510992010-01-08 14:42:45 -0800[diff] [blame]65$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
66 $(call if_changed,lzo)
Sam Ravnborgdb569af2008-01-30 13:32:30 +0100[diff] [blame]67
H. Peter Anvin283ab1c2009-05-08 15:32:47 -0700[diff] [blame]68suffix-$(CONFIG_KERNEL_GZIP) := gz
69suffix-$(CONFIG_KERNEL_BZIP2) := bz2
70suffix-$(CONFIG_KERNEL_LZMA) := lzma
Lasse Collin30314802011-01-12 17:01:24 -0800[diff] [blame]71suffix-$(CONFIG_KERNEL_XZ) := xz
Albin Tonnerre13510992010-01-08 14:42:45 -0800[diff] [blame]72suffix-$(CONFIG_KERNEL_LZO) := lzo
Alain Knaffae03c492009-01-04 22:46:17 +0100[diff] [blame]73
H. Peter Anvin02a884c2009-05-08 17:42:16 -0700[diff] [blame]74quiet_cmd_mkpiggy = MKPIGGY $@
75 cmd_mkpiggy = $(obj)/mkpiggy $< > $@ || ( rm -f $@ ; false )
76
77targets += piggy.S
78$(obj)/piggy.S: $(obj)/vmlinux.bin.$(suffix-y) $(obj)/mkpiggy FORCE
79 $(call if_changed,mkpiggy)