projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| db569afa SR |
1 | # |
| 2 | # linux/arch/x86/boot/compressed/Makefile | |
| 3 | # | |
| 4 | # create a compressed vmlinux image from the original vmlinux | |
| 5 | # | |
| 6 | ||
| 8fee13a4 | 7 | targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.lzo head_$(BITS).o misc.o string.o cmdline.o early_serial_console.o piggy.o |
| db569afa SR |
8 | |
| 9 | KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 | |
| 10 | KBUILD_CFLAGS += -fno-strict-aliasing -fPIC | |
| 95a38f34 | 11 | KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING |
| 17a2a9b5 | 12 | cflags-$(CONFIG_X86_32) := -march=i386 |
| db569afa SR |
13 | cflags-$(CONFIG_X86_64) := -mcmodel=small |
| 14 | KBUILD_CFLAGS += $(cflags-y) | |
| 15 | KBUILD_CFLAGS += $(call cc-option,-ffreestanding) | |
| 16 | KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) | |
| 17 | ||
| 18 | KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ | |
| 7bf99fb6 | 19 | GCOV_PROFILE := n |
| db569afa SR |
20 | |
| 21 | LDFLAGS := -m elf_$(UTS_MACHINE) | |
| 22 | LDFLAGS_vmlinux := -T | |
| 23 | ||
| 02a884c0 PA |
24 | hostprogs-y := mkpiggy |
| 25 | ||
| 8fee13a4 | 26 | $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/string.o $(obj)/cmdline.o $(obj)/early_serial_console.o $(obj)/piggy.o FORCE |
| db569afa SR |
27 | $(call if_changed,ld) |
| 28 | @: | |
| 29 | ||
| 099e1377 | 30 | OBJCOPYFLAGS_vmlinux.bin := -R .comment -S |
| db569afa SR |
31 | $(obj)/vmlinux.bin: vmlinux FORCE |
| 32 | $(call if_changed,objcopy) | |
| 33 | ||
| 34 | ||
| 7f16a339 | 35 | targets += vmlinux.bin.all vmlinux.relocs relocs |
| 5f11e020 | 36 | hostprogs-$(CONFIG_X86_NEED_RELOCS) += relocs |
| db569afa SR |
37 | |
| 38 | quiet_cmd_relocs = RELOCS $@ | |
| 39 | cmd_relocs = $(obj)/relocs $< > $@;$(obj)/relocs --abs-relocs $< | |
| 40 | $(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE | |
| 41 | $(call if_changed,relocs) | |
| 42 | ||
| 43 | vmlinux.bin.all-y := $(obj)/vmlinux.bin | |
| 5f11e020 | 44 | vmlinux.bin.all-$(CONFIG_X86_NEED_RELOCS) += $(obj)/vmlinux.relocs |
| db569afa | 45 | |
| 5f11e020 | 46 | $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE |
| db569afa | 47 | $(call if_changed,gzip) |
| 5f11e020 | 48 | $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE |
| ae03c499 | 49 | $(call if_changed,bzip2) |
| 5f11e020 | 50 | $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE |
| ae03c499 | 51 | $(call if_changed,lzma) |
| 13510997 AT |
52 | $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE |
| 53 | $(call if_changed,lzo) | |
| db569afa | 54 | |
| 283ab1c0 PA |
55 | suffix-$(CONFIG_KERNEL_GZIP) := gz |
| 56 | suffix-$(CONFIG_KERNEL_BZIP2) := bz2 | |
| 57 | suffix-$(CONFIG_KERNEL_LZMA) := lzma | |
| 13510997 | 58 | suffix-$(CONFIG_KERNEL_LZO) := lzo |
| ae03c499 | 59 | |
| 02a884c0 PA |
60 | quiet_cmd_mkpiggy = MKPIGGY $@ |
| 61 | cmd_mkpiggy = $(obj)/mkpiggy $< > $@ || ( rm -f $@ ; false ) | |
| 62 | ||
| 63 | targets += piggy.S | |
| 64 | $(obj)/piggy.S: $(obj)/vmlinux.bin.$(suffix-y) $(obj)/mkpiggy FORCE | |
| 65 | $(call if_changed,mkpiggy) |