Linker.uk

RASPI_LDFLAGS-y	 += -Wl,-m,aarch64elf
ifeq ($(CONFIG_ARM64_ERRATUM_843419),y)
RASPI_LDFLAGS-y	+= -mfix-cortex-a53-843419
endif


##
## Link image
##
RASPI_IMAGE := $(BUILD_DIR)/$(CONFIG_UK_NAME)_raspi-$(CONFIG_UK_ARCH)
RASPI_ELF_IMAGE := $(RASPI_IMAGE).elf

RASPI_LD_SCRIPT_FLAGS := $(addprefix -Wl$(comma)-dT$(comma),\
			 $(UK_PLAT_RASPI_DEF_LDS))
RASPI_LD_SCRIPT_FLAGS += $(addprefix -Wl$(comma)-T$(comma),\
			$(LIBRASPIPLAT_DEF_LDS) $(EXTRA_LD_SCRIPT-y))

$(RASPI_ELF_IMAGE): $(RASPI_ALIBS) $(RASPI_ALIBS-y) $(RASPI_OLIBS) $(RASPI_OLIBS-y) \
		    $(UK_ALIBS) $(UK_ALIBS-y) $(UK_OLIBS) $(UK_OLIBS-y)
	$(call build_cmd,LD,,$(RASPI_IMAGE).ld.o,\
	       $(LD) -r $(LIBLDFLAGS) $(LIBLDFLAGS-y) \
			$(RASPI_LDFLAGS) $(RASPI_LDFLAGS-y) \
			$(RASPI_OLIBS) $(RASPI_OLIBS-y) \
			$(UK_OLIBS) $(UK_OLIBS-y) \
			-lgcc \
			-Wl$(comma)--start-group \
			$(RASPI_ALIBS) $(RASPI_ALIBS-y) \
			$(UK_ALIBS) $(UK_ALIBS-y) \
			-Wl$(comma)--end-group \
			-o $(RASPI_IMAGE).ld.o)
	$(call build_cmd,OBJCOPY,,$(RASPI_IMAGE).o,\
		$(OBJCOPY) -w -G _libraspiplat_entry \
			$(RASPI_IMAGE).ld.o $(RASPI_IMAGE).o)
	$(call build_cmd,LD,,$@,\
	       $(LD) $(LDFLAGS) $(LDFLAGS-y) \
		     $(RASPI_LDFLAGS) $(RASPI_LDFLAGS-y) \
		     $(RASPI_LD_SCRIPT_FLAGS) \
		     $(RASPI_IMAGE).o -o $@)
	$(call build_bootinfo,$@)

$(RASPI_IMAGE): $(RASPI_IMAGE).elf
	$(call build_cmd,SCSTRIP,,$@,\
		$(STRIP) -s \
			$(SECT_STRIP_FLAGS) $(SECT_STRIP_FLAGS-y) \
			$< -o $@ 2>&1 | \
			{ $(GREP) -Ev \
				"Empty loadable segment detected|section.*lma.*adjusted to.*" || \
				true; })
	$(call build_cmd,OBJCOPY,,$(RASPI_IMAGE).img,\
		$(OBJCOPY) -O binary $(RASPI_ELF_IMAGE) $(BUILD_DIR)/kernel8.img)

# register images to the build
ifeq ($(CONFIG_PLAT_RASPI),y)
UK_DEBUG_IMAGES-y                     += $(RASPI_ELF_IMAGE)
UK_IMAGES-y                           += $(RASPI_IMAGE)
endif

# ...for cleaning:
LIBRASPIPLAT_CLEAN += $(call build_clean,$(RASPI_IMAGE).o)
LIBRASPIPLAT_CLEAN += $(call build_clean,$(RASPI_IMAGE).ld.o)
LIBRASPIPLAT_CLEAN += $(call build_clean,$(RASPI_IMAGE).elf)
LIBRASPIPLAT_CLEAN += $(call build_clean,$(RASPI_IMAGE).img)
LIBRASPIPLAT_CLEAN += $(call build_clean,$(BUILD_DIR)/kernel8.img)