1# 2# linux/arch/i386/boot/compressed/Makefile 3# 4# create a compressed vmlinux image from the original vmlinux 5# 6 7targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o \ 8 vmlinux.bin.all vmlinux.relocs 9EXTRA_AFLAGS := -traditional 10 11LDFLAGS_vmlinux := -T 12CFLAGS_misc.o += -fPIC 13hostprogs-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 22quiet_cmd_relocs = RELOCS $@ 23 cmd_relocs = $(obj)/relocs $< > $@;$(obj)/relocs --abs-relocs $< 24$(obj)/vmlinux.relocs: vmlinux $(obj)/relocs FORCE 25 $(call if_changed,relocs) 26 27vmlinux.bin.all-y := $(obj)/vmlinux.bin 28vmlinux.bin.all-$(CONFIG_RELOCATABLE) += $(obj)/vmlinux.relocs 29quiet_cmd_relocbin = BUILD $@ 30 cmd_relocbin = cat $(filter-out FORCE,$^) > $@ 31$(obj)/vmlinux.bin.all: $(vmlinux.bin.all-y) FORCE 32 $(call if_changed,relocbin) 33 34ifdef CONFIG_RELOCATABLE 35$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin.all FORCE 36 $(call if_changed,gzip) 37else 38$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 39 $(call if_changed,gzip) 40endif 41 42LDFLAGS_piggy.o := -r --format binary --oformat elf32-i386 -T 43 44$(obj)/piggy.o: $(src)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE 45 $(call if_changed,ld) 46