[XTENSA] Use preprocessor to generate the linker script for the ELF boot image
Signed-off-by: Marc Gauthier <marc@tensilica.com> Signed-off-by: Chris Zankel <chris@zankel.net>
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6d15d10963
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36dffadb7f
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@ -14,12 +14,13 @@ OBJCOPY_ARGS := -O elf32-xtensa-le
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endif
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endif
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export OBJCOPY_ARGS
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export OBJCOPY_ARGS
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export CPPFLAGS_boot.lds += -P -C
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boot-y := bootstrap.o
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boot-y := bootstrap.o
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OBJS := $(addprefix $(obj)/,$(boot-y))
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OBJS := $(addprefix $(obj)/,$(boot-y))
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Image: vmlinux $(OBJS)
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Image: vmlinux $(OBJS) arch/$(ARCH)/boot/boot-elf/boot.lds
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$(OBJCOPY) --strip-all -R .comment -R .xt.insn -O binary \
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$(OBJCOPY) --strip-all -R .comment -R .xt.insn -O binary \
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vmlinux vmlinux.tmp
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vmlinux vmlinux.tmp
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$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
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$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
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@ -27,7 +28,7 @@ Image: vmlinux $(OBJS)
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--set-section-flags image=contents,alloc,load,load,data \
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--set-section-flags image=contents,alloc,load,load,data \
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$(OBJS) $@.tmp
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$(OBJS) $@.tmp
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$(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) \
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$(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) \
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-T $(srctree)/arch/$(ARCH)/boot/boot-elf/boot.ld \
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-T arch/$(ARCH)/boot/boot-elf/boot.lds \
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-o arch/$(ARCH)/boot/$@.elf $@.tmp
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-o arch/$(ARCH)/boot/$@.elf $@.tmp
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rm -f $@.tmp vmlinux.tmp
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rm -f $@.tmp vmlinux.tmp
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@ -1,3 +1,4 @@
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#include <asm/variant/core.h>
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OUTPUT_ARCH(xtensa)
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OUTPUT_ARCH(xtensa)
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ENTRY(_ResetVector)
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ENTRY(_ResetVector)
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@ -62,7 +63,7 @@ SECTIONS
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_end = .;
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_end = .;
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_param_start = .;
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_param_start = .;
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.ResetVector.text 0xfe000020 :
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.ResetVector.text XCHAL_RESET_VECTOR_VADDR :
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{
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{
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*(.ResetVector.text)
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*(.ResetVector.text)
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}
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}
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