x86: Add SPL build rules for start-up code
When SPL is used we need to build the 16-bit start-up code. Add Makefile rules to handle this. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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@ -179,6 +179,8 @@ ifeq ($(CONFIG_SYS_SOC),"at91")
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ALL-y += boot.bin
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ALL-y += boot.bin
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endif
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endif
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ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-16bit-spl.bin
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ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
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ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
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ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
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ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
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@ -263,11 +265,16 @@ endif
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quiet_cmd_objcopy = OBJCOPY $@
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quiet_cmd_objcopy = OBJCOPY $@
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cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
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cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
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OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary
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OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
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$(if $(CONFIG_SPL_X86_16BIT_INIT),-R .start16 -R .resetvec)
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$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
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$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
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$(call if_changed,objcopy)
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$(call if_changed,objcopy)
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OBJCOPYFLAGS_u-boot-x86-16bit-spl.bin := -O binary -j .start16 -j .resetvec
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$(obj)/u-boot-x86-16bit-spl.bin: $(obj)/u-boot-spl FORCE
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$(call if_changed,objcopy)
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LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
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LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
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ifneq ($(CONFIG_SPL_TEXT_BASE),)
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ifneq ($(CONFIG_SPL_TEXT_BASE),)
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LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
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LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
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