AcoSail/kernel_optimize_test
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[XTENSA] Use preprocessor to generate the linker script for the ELF boot image

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Signed-off-by: Marc Gauthier <marc@tensilica.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Chris Zankel 2008-02-12 13:14:17 -08:00
parent 6d15d10963
commit 36dffadb7f
2 changed files with 5 additions and 3 deletions
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5
arch/xtensa/boot/boot-elf/Makefile
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@ -14,12 +14,13 @@ OBJCOPY_ARGS := -O elf32-xtensa-le
endif
export OBJCOPY_ARGS
export CPPFLAGS_boot.lds += -P -C
boot-y := bootstrap.o
OBJS := $(addprefix $(obj)/,$(boot-y))
Image: vmlinux $(OBJS)
Image: vmlinux $(OBJS) arch/$(ARCH)/boot/boot-elf/boot.lds
$(OBJCOPY) --strip-all -R .comment -R .xt.insn -O binary \
vmlinux vmlinux.tmp
$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
@ -27,7 +28,7 @@ Image: vmlinux $(OBJS)
--set-section-flags image=contents,alloc,load,load,data \
$(OBJS) $@.tmp
$(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) \
-T $(srctree)/arch/$(ARCH)/boot/boot-elf/boot.ld \
-T arch/$(ARCH)/boot/boot-elf/boot.lds \
-o arch/$(ARCH)/boot/$@.elf $@.tmp
rm -f $@.tmp vmlinux.tmp

3
arch/xtensa/boot/boot-elf/boot.ld → arch/xtensa/boot/boot-elf/boot.lds.S
View File

@ -1,3 +1,4 @@
#include <asm/variant/core.h>
OUTPUT_ARCH(xtensa)
ENTRY(_ResetVector)
@ -62,7 +63,7 @@ SECTIONS
_end = .;
_param_start = .;
.ResetVector.text 0xfe000020 :
.ResetVector.text XCHAL_RESET_VECTOR_VADDR :
{
*(.ResetVector.text)
}