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yaml --- r: 84930 b: refs/heads/master c: 1333a69 h: refs/heads/master v: v3
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Jesper Nilsson
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Feb 8, 2008
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--- | ||
refs/heads/master: 87f5a7f7033ce4bbad082983332bbce43e849c84 | ||
refs/heads/master: 1333a694836cb7e561b1b70d60ccceb8fabeead2 |
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# | ||
# create a compressed vmlinuz image from the binary vmlinux.bin file | ||
# arch/cris/arch-v10/boot/compressed/Makefile | ||
# | ||
target = $(target_compressed_dir) | ||
src = $(src_compressed_dir) | ||
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CC = gcc-cris -melf $(LINUXINCLUDE) | ||
CFLAGS = -O2 | ||
EXTRA_CFLAGS = -O2 | ||
LD = ld-cris | ||
LDFLAGS = -T $(obj)/decompress.ld | ||
OBJECTS = $(obj)/head.o $(obj)/misc.o | ||
OBJCOPY = objcopy-cris | ||
OBJCOPYFLAGS = -O binary --remove-section=.bss | ||
OBJECTS = $(target)/head.o $(target)/misc.o | ||
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# files to compress | ||
SYSTEM = $(objtree)/vmlinux.bin | ||
quiet_cmd_image = BUILD $@ | ||
cmd_image = cat $(obj)/decompress.bin $(obj)/piggy.gz > $@ | ||
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all: $(target_compressed_dir)/vmlinuz | ||
targets := vmlinux piggy.gz decompress.o decompress.bin | ||
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$(target)/decompress.bin: $(OBJECTS) | ||
$(LD) -T $(src)/decompress.ld -o $(target)/decompress.o $(OBJECTS) | ||
$(OBJCOPY) $(OBJCOPYFLAGS) $(target)/decompress.o $(target)/decompress.bin | ||
$(obj)/decompress.o: $(OBJECTS) FORCE | ||
$(call if_changed,ld) | ||
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# Create vmlinuz image in top-level build directory | ||
$(target_compressed_dir)/vmlinuz: $(target) piggy.img $(target)/decompress.bin | ||
@echo " COMPR vmlinux.bin --> vmlinuz" | ||
@cat $(target)/decompress.bin piggy.img > $(target_compressed_dir)/vmlinuz | ||
@rm -f piggy.img | ||
$(obj)/decompress.bin: $(obj)/decompress.o FORCE | ||
$(call if_changed,objcopy) | ||
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$(target)/head.o: $(src)/head.S | ||
$(CC) -D__ASSEMBLY__ -traditional -c $< -o $@ | ||
$(obj)/head.o: $(obj)/head.S .config | ||
@$(CC) -D__ASSEMBLY__ -traditional -c $< -o $@ | ||
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$(target)/misc.o: $(src)/misc.c | ||
$(CC) -D__KERNEL__ -c $< -o $@ | ||
$(obj)/misc.o: $(obj)/misc.c .config | ||
@$(CC) -D__KERNEL__ -c $< -o $@ | ||
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# gzip the kernel image | ||
$(obj)/vmlinux: $(obj)/piggy.gz $(obj)/decompress.bin FORCE | ||
$(call if_changed,image) | ||
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piggy.img: $(SYSTEM) | ||
@cat $(SYSTEM) | gzip -f -9 > piggy.img | ||
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$(target): | ||
mkdir -p $(target) | ||
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clean: | ||
rm -f piggy.img $(objtree)/vmlinuz | ||
$(obj)/piggy.gz: $(obj)/../Image FORCE | ||
$(call if_changed,gzip) | ||
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