arch/i386/boot/compressed/Makefile

   1 #
   2 # linux/arch/i386/boot/compressed/Makefile
   3 #
   4 # create a compressed vmlinux image from the original vmlinux
   5 #
   6
   7 targets         := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o \
   8                         vmlinux.bin.all vmlinux.relocs
   9 EXTRA_AFLAGS    := -traditional
  10
  11 LDFLAGS_vmlinux := -T
  12 CFLAGS_misc.o += -fPIC
  13 hostprogs-y     := relocs
  14
  15 $(obj)/vmlinux: $(src)/vmlinux.lds $(obj)/head.o $(obj)/misc.o $(obj)/piggy.o FORCE
  16         $(call if_changed,ld)
  17         @:
  18
  19 $(obj)/vmlinux.bin: vmlinux FORCE
  20         $(call if_changed,objcopy)
  21
  22 quiet_cmd_relocs = RELOCS  $@
  23       cmd_relocs = $(obj)/relocs $< > $@
  24 $(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE
  25         $(call if_changed,relocs)
  26
  27 vmlinux.bin.all-y := $(obj)/vmlinux.bin
  28 vmlinux.bin.all-$(CONFIG_RELOCATABLE) += $(obj)/vmlinux.relocs
  29 quiet_cmd_relocbin = BUILD   $@
  30       cmd_relocbin = cat $(filter-out FORCE,$^) > $@
  31 $(obj)/vmlinux.bin.all: $(vmlinux.bin.all-y) FORCE
  32         $(call if_changed,relocbin)
  33
  34 ifdef CONFIG_RELOCATABLE
  35 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin.all FORCE
  36         $(call if_changed,gzip)
  37 else
  38 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
  39         $(call if_changed,gzip)
  40 endif
  41
  42 LDFLAGS_piggy.o := -r --format binary --oformat elf32-i386 -T
  43
  44 $(obj)/piggy.o: $(src)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
  45         $(call if_changed,ld)