File: //usr/src/linux-headers-5.15.0-151/arch/xtensa/boot/boot-redboot/Makefile
#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
OBJCOPY_ARGS := -O $(if $(CONFIG_CPU_BIG_ENDIAN),elf32-xtensa-be,elf32-xtensa-le)
LD_ARGS	= -T $(srctree)/$(obj)/boot.ld
boot-y	:= bootstrap.o
targets	+= $(boot-y)
OBJS	:= $(addprefix $(obj)/,$(boot-y))
LIBS	:= arch/xtensa/boot/lib/lib.a arch/xtensa/lib/lib.a
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
$(obj)/zImage.o: $(obj)/../vmlinux.bin.gz $(OBJS)
	$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
		--add-section image=$< \
		--set-section-flags image=contents,alloc,load,load,data \
		$(OBJS) $@
$(obj)/zImage.elf: $(obj)/zImage.o $(LIBS)
	$(Q)$(LD) $(LD_ARGS) -o $@ $^ -L/xtensa-elf/lib $(LIBGCC)
$(obj)/../zImage.redboot: $(obj)/zImage.elf
	$(Q)$(OBJCOPY) -S -O binary $< $@
	$(Q)$(kecho) '  Kernel: $@ is ready'
all zImage: $(obj)/../zImage.redboot