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| author | Jesper Nilsson <jesper.nilsson@axis.com> | 2008-01-30 12:52:51 +0100 |
|---|---|---|
| committer | Jesper Nilsson <jesper.nilsson@axis.com> | 2008-02-08 11:06:26 +0100 |
| commit | 28bf739b127c0f0e893baf4efd97d218247d5d71 (patch) | |
| tree | 7bdc80a00e49f522e583b75f90e45d1f5887ca13 /arch/cris/arch-v32 | |
| parent | 3d6f7871ada50e607fe1dae64d2d726a6764451a (diff) | |
CRIS v32: Update boot compressed Kbuild makefile.
- Remove old specific targets, use more generic ones instead.
- Use if_changed to avoid creating new images when no change.
- Use KBUILD_CFLAGS instead of CFLAGS.
Diffstat (limited to 'arch/cris/arch-v32')
| -rw-r--r-- | arch/cris/arch-v32/boot/compressed/Makefile | 45 |
1 files changed, 17 insertions, 28 deletions
diff --git a/arch/cris/arch-v32/boot/compressed/Makefile b/arch/cris/arch-v32/boot/compressed/Makefile index 609692f9d5e..900d8581c1b 100644 --- a/arch/cris/arch-v32/boot/compressed/Makefile +++ b/arch/cris/arch-v32/boot/compressed/Makefile @@ -1,41 +1,30 @@ # -# lx25/arch/cris/arch-v32/boot/compressed/Makefile +# arch/cris/arch-v32/boot/compressed/Makefile # -# create a compressed vmlinux image from the original vmlinux files and romfs -# - -target = $(target_compressed_dir) -src = $(src_compressed_dir) CC = gcc-cris -mlinux -march=v32 $(LINUXINCLUDE) -CFLAGS = -O2 +AFLAGS += -I $(srctree)/include/asm/mach/ -I $(srctree)/include/asm/arch +KBUILD_CFLAGS += -O2 -I $(srctree)/include/asm/mach/ -I $(srctree)/include/asm/arch LD = gcc-cris -mlinux -march=v32 -nostdlib +LDFLAGS = -T $(obj)/decompress.ld +obj-y = head.o misc.o +OBJECTS = $(obj)/head.o $(obj)/misc.o OBJCOPY = objcopy-cris OBJCOPYFLAGS = -O binary --remove-section=.bss -OBJECTS = $(target)/head.o $(target)/misc.o - -# files to compress -SYSTEM = $(objtree)/vmlinux.bin - -all: vmlinuz - -$(target)/decompress.bin: $(OBJECTS) - $(LD) -T $(src)/decompress.ld -o $(target)/decompress.o $(OBJECTS) - $(OBJCOPY) $(OBJCOPYFLAGS) $(target)/decompress.o $(target)/decompress.bin -$(objtree)/vmlinuz: $(target) piggy.img $(target)/decompress.bin - cat $(target)/decompress.bin piggy.img > $(objtree)/vmlinuz - rm -f piggy.img - cp $(objtree)/vmlinuz $(src) +quiet_cmd_image = BUILD $@ +cmd_image = cat $(obj)/decompress.bin $(obj)/piggy.gz > $@ -$(target)/head.o: $(src)/head.S - $(CC) -D__ASSEMBLY__ -c $< -o $@ +targets := vmlinux piggy.gz decompress.o decompress.bin -# gzip the kernel image +$(obj)/decompress.o: $(OBJECTS) FORCE + $(call if_changed,ld) -piggy.img: $(SYSTEM) - cat $(SYSTEM) | gzip -f -9 > piggy.img +$(obj)/decompress.bin: $(obj)/decompress.o FORCE + $(call if_changed,objcopy) -clean: - rm -f piggy.img $(objtree)/vmlinuz vmlinuz.o decompress.o decompress.bin $(OBJECTS) +$(obj)/vmlinux: $(obj)/piggy.gz $(obj)/decompress.bin FORCE + $(call if_changed,image) +$(obj)/piggy.gz: $(obj)/../Image FORCE + $(call if_changed,gzip) |