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authorJesper Nilsson <jesper.nilsson@axis.com>2008-01-30 12:52:51 +0100
committerJesper Nilsson <jesper.nilsson@axis.com>2008-02-08 11:06:26 +0100
commit28bf739b127c0f0e893baf4efd97d218247d5d71 (patch)
tree7bdc80a00e49f522e583b75f90e45d1f5887ca13 /arch/cris/arch-v32
parent3d6f7871ada50e607fe1dae64d2d726a6764451a (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/Makefile45
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)