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-rw-r--r--Makefile13
1 files changed, 13 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 85a9330..a4c2928 100644
--- a/Makefile
+++ b/Makefile
@@ -358,6 +358,7 @@ ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
ifneq ($(CONFIG_SPL_TARGET),)
ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
endif
+ALL-$(CONFIG_REMAKE_ELF) += $(obj)u-boot.elf
# enable combined SPL/u-boot/dtb rules for tegra
ifneq ($(CONFIG_TEGRA),)
@@ -528,6 +529,18 @@ $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
conv=notrunc 2>/dev/null
cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
+# Create a new ELF from a raw binary file. This is useful for arm64
+# where static relocation needs to be performed on the raw binary,
+# but certain simulators only accept an ELF file (but don't do the
+# relocation).
+# FIXME refactor dts/Makefile to share target/arch detection
+$(obj)u-boot.elf: $(obj)u-boot.bin
+ @$(OBJCOPY) -B aarch64 -I binary -O elf64-littleaarch64 \
+ $< $(obj)u-boot-elf.o
+ @$(LD) $(obj)u-boot-elf.o -o $@ \
+ --defsym=_start=$(CONFIG_SYS_TEXT_BASE) \
+ -Ttext=$(CONFIG_SYS_TEXT_BASE)
+
ifeq ($(CONFIG_SANDBOX),y)
GEN_UBOOT = \
cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \