diff options
Diffstat (limited to 'arch/x86/boot/compressed')
-rw-r--r-- | arch/x86/boot/compressed/Makefile | 62 | ||||
-rw-r--r-- | arch/x86/boot/compressed/Makefile_32 | 50 | ||||
-rw-r--r-- | arch/x86/boot/compressed/Makefile_64 | 30 |
3 files changed, 60 insertions, 82 deletions
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile index 52c1db85452..d6ae347d11f 100644 --- a/arch/x86/boot/compressed/Makefile +++ b/arch/x86/boot/compressed/Makefile @@ -1,5 +1,63 @@ +# +# linux/arch/x86/boot/compressed/Makefile +# +# create a compressed vmlinux image from the original vmlinux +# + +targets := vmlinux vmlinux.bin vmlinux.bin.gz head_$(BITS).o misc_$(BITS).o piggy.o + +KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 +KBUILD_CFLAGS += -fno-strict-aliasing -fPIC +cflags-$(CONFIG_X86_64) := -mcmodel=small +KBUILD_CFLAGS += $(cflags-y) +KBUILD_CFLAGS += $(call cc-option,-ffreestanding) +KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) + +KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ + +LDFLAGS := -m elf_$(UTS_MACHINE) +LDFLAGS_vmlinux := -T + +$(obj)/vmlinux: $(src)/vmlinux_$(BITS).lds $(obj)/head_$(BITS).o $(obj)/misc_$(BITS).o $(obj)/piggy.o FORCE + $(call if_changed,ld) + @: + +$(obj)/vmlinux.bin: vmlinux FORCE + $(call if_changed,objcopy) + + ifeq ($(CONFIG_X86_32),y) -include ${srctree}/arch/x86/boot/compressed/Makefile_32 +targets += vmlinux.bin.all vmlinux.relocs +hostprogs-y := relocs + +quiet_cmd_relocs = RELOCS $@ + cmd_relocs = $(obj)/relocs $< > $@;$(obj)/relocs --abs-relocs $< +$(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE + $(call if_changed,relocs) + +vmlinux.bin.all-y := $(obj)/vmlinux.bin +vmlinux.bin.all-$(CONFIG_RELOCATABLE) += $(obj)/vmlinux.relocs +quiet_cmd_relocbin = BUILD $@ + cmd_relocbin = cat $(filter-out FORCE,$^) > $@ +$(obj)/vmlinux.bin.all: $(vmlinux.bin.all-y) FORCE + $(call if_changed,relocbin) + +ifdef CONFIG_RELOCATABLE +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin.all FORCE + $(call if_changed,gzip) else -include ${srctree}/arch/x86/boot/compressed/Makefile_64 +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE + $(call if_changed,gzip) endif +LDFLAGS_piggy.o := -r --format binary --oformat elf32-i386 -T + +else +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE + $(call if_changed,gzip) + +LDFLAGS_piggy.o := -r --format binary --oformat elf64-x86-64 -T +endif + + +$(obj)/piggy.o: $(obj)/vmlinux_$(BITS).scr $(obj)/vmlinux.bin.gz FORCE + $(call if_changed,ld) diff --git a/arch/x86/boot/compressed/Makefile_32 b/arch/x86/boot/compressed/Makefile_32 deleted file mode 100644 index e43ff7c56e6..00000000000 --- a/arch/x86/boot/compressed/Makefile_32 +++ /dev/null @@ -1,50 +0,0 @@ -# -# linux/arch/x86/boot/compressed/Makefile -# -# create a compressed vmlinux image from the original vmlinux -# - -targets := vmlinux vmlinux.bin vmlinux.bin.gz head_32.o misc_32.o piggy.o \ - vmlinux.bin.all vmlinux.relocs -EXTRA_AFLAGS := -traditional - -LDFLAGS_vmlinux := -T -hostprogs-y := relocs - -KBUILD_CFLAGS := -m32 -D__KERNEL__ $(LINUX_INCLUDE) -O2 \ - -fno-strict-aliasing -fPIC \ - $(call cc-option,-ffreestanding) \ - $(call cc-option,-fno-stack-protector) -LDFLAGS := -m elf_i386 - -$(obj)/vmlinux: $(src)/vmlinux_32.lds $(obj)/head_32.o $(obj)/misc_32.o $(obj)/piggy.o FORCE - $(call if_changed,ld) - @: - -$(obj)/vmlinux.bin: vmlinux FORCE - $(call if_changed,objcopy) - -quiet_cmd_relocs = RELOCS $@ - cmd_relocs = $(obj)/relocs $< > $@;$(obj)/relocs --abs-relocs $< -$(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE - $(call if_changed,relocs) - -vmlinux.bin.all-y := $(obj)/vmlinux.bin -vmlinux.bin.all-$(CONFIG_RELOCATABLE) += $(obj)/vmlinux.relocs -quiet_cmd_relocbin = BUILD $@ - cmd_relocbin = cat $(filter-out FORCE,$^) > $@ -$(obj)/vmlinux.bin.all: $(vmlinux.bin.all-y) FORCE - $(call if_changed,relocbin) - -ifdef CONFIG_RELOCATABLE -$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin.all FORCE - $(call if_changed,gzip) -else -$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE - $(call if_changed,gzip) -endif - -LDFLAGS_piggy.o := -r --format binary --oformat elf32-i386 -T - -$(obj)/piggy.o: $(src)/vmlinux_32.scr $(obj)/vmlinux.bin.gz FORCE - $(call if_changed,ld) diff --git a/arch/x86/boot/compressed/Makefile_64 b/arch/x86/boot/compressed/Makefile_64 deleted file mode 100644 index 7801e8dd90b..00000000000 --- a/arch/x86/boot/compressed/Makefile_64 +++ /dev/null @@ -1,30 +0,0 @@ -# -# linux/arch/x86/boot/compressed/Makefile -# -# create a compressed vmlinux image from the original vmlinux -# - -targets := vmlinux vmlinux.bin vmlinux.bin.gz head_64.o misc_64.o piggy.o - -KBUILD_CFLAGS := -m64 -D__KERNEL__ $(LINUXINCLUDE) -O2 \ - -fno-strict-aliasing -fPIC -mcmodel=small \ - $(call cc-option, -ffreestanding) \ - $(call cc-option, -fno-stack-protector) -KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ -LDFLAGS := -m elf_x86_64 - -LDFLAGS_vmlinux := -T -$(obj)/vmlinux: $(src)/vmlinux_64.lds $(obj)/head_64.o $(obj)/misc_64.o $(obj)/piggy.o FORCE - $(call if_changed,ld) - @: - -$(obj)/vmlinux.bin: vmlinux FORCE - $(call if_changed,objcopy) - -$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE - $(call if_changed,gzip) - -LDFLAGS_piggy.o := -r --format binary --oformat elf64-x86-64 -T - -$(obj)/piggy.o: $(obj)/vmlinux_64.scr $(obj)/vmlinux.bin.gz FORCE - $(call if_changed,ld) |