mirror of
https://github.com/torvalds/linux
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3f5ec298e5
- remove duplicate rules for binary and packed image - use predefined macros for ld/objcopy/gzip - remove build-id section from bootable elf image Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net>
36 lines
962 B
Makefile
36 lines
962 B
Makefile
#
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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ifeq ($(BIG_ENDIAN),1)
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OBJCOPY_ARGS := -O elf32-xtensa-be
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else
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OBJCOPY_ARGS := -O elf32-xtensa-le
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endif
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LD_ARGS = -T $(srctree)/$(obj)/boot.ld
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boot-y := bootstrap.o
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OBJS := $(addprefix $(obj)/,$(boot-y))
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LIBS := arch/xtensa/boot/lib/lib.a arch/xtensa/lib/lib.a
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LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
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$(obj)/zImage.o: vmlinux.bin.gz $(OBJS)
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$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
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--add-section image=vmlinux.bin.gz \
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--set-section-flags image=contents,alloc,load,load,data \
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$(OBJS) $@
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$(obj)/zImage.elf: $(obj)/zImage.o $(LIBS)
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$(Q)$(LD) $(LD_ARGS) -o $@ $^ -L/xtensa-elf/lib $(LIBGCC)
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$(obj)/../zImage.redboot: $(obj)/zImage.elf
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$(Q)$(OBJCOPY) -S -O binary $< $@
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$(Q)$(kecho) ' Kernel: $@ is ready'
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zImage: $(obj)/../zImage.redboot
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