mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-25 15:23:10 +02:00
dc3d3f1c49
it's basically also provided by ingenic and nativly based on 2.6.27, adjusted to fit into the OpenWrt-environment
43 lines
1.4 KiB
Makefile
43 lines
1.4 KiB
Makefile
#
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# linux/arch/mips/boot/compressed/Makefile
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#
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# create a compressed zImage from the original vmlinux
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#
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targets := zImage vmlinuz vmlinux.bin.gz head.o misc.o piggy.o dummy.o
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OBJS := $(obj)/head.o $(obj)/misc.o
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LD_ARGS := -T $(obj)/ld.script -Ttext 0x80600000 -Bstatic
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OBJCOPY_ARGS := -O elf32-tradlittlemips
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ENTRY := $(obj)/../tools/entry
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FILESIZE := $(obj)/../tools/filesize
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drop-sections = .reginfo .mdebug .comment .note .pdr .options .MIPS.options
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strip-flags = $(addprefix --remove-section=,$(drop-sections))
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$(obj)/vmlinux.bin.gz: vmlinux
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rm -f $(obj)/vmlinux.bin.gz
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$(OBJCOPY) -O binary $(strip-flags) vmlinux $(obj)/vmlinux.bin
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gzip -v9f $(obj)/vmlinux.bin
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$(obj)/head.o: $(obj)/head.S $(obj)/vmlinux.bin.gz vmlinux
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$(CC) $(KBUILD_AFLAGS) \
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-DIMAGESIZE=$(shell sh $(FILESIZE) $(obj)/vmlinux.bin.gz) \
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-DKERNEL_ENTRY=$(shell sh $(ENTRY) $(NM) vmlinux ) \
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-DLOADADDR=$(loadaddr) \
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-c -o $(obj)/head.o $<
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$(obj)/vmlinuz: $(OBJS) $(obj)/ld.script $(obj)/vmlinux.bin.gz $(obj)/dummy.o
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$(OBJCOPY) \
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--add-section=.image=$(obj)/vmlinux.bin.gz \
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--set-section-flags=.image=contents,alloc,load,readonly,data \
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$(obj)/dummy.o $(obj)/piggy.o
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$(LD) $(LD_ARGS) -o $@ $(OBJS) $(obj)/piggy.o
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$(OBJCOPY) $(OBJCOPY_ARGS) $@ $@ -R .comment -R .stab -R .stabstr -R .initrd -R .sysmap
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zImage: $(obj)/vmlinuz
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$(OBJCOPY) -O binary $(obj)/vmlinuz $(obj)/zImage
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