OpenCloudOS-Kernel/arch/xtensa/boot/boot-elf/Makefile

35 lines
884 B
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.
#
ifeq ($(BIG_ENDIAN),1)
OBJCOPY_ARGS := -O elf32-xtensa-be
else
OBJCOPY_ARGS := -O elf32-xtensa-le
endif
export OBJCOPY_ARGS
export CPPFLAGS_boot.lds += -P -C
export KBUILD_AFLAGS += -mtext-section-literals
boot-y := bootstrap.o
OBJS := $(addprefix $(obj)/,$(boot-y))
$(obj)/Image.o: vmlinux.bin $(OBJS)
$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
--add-section image=vmlinux.bin \
--set-section-flags image=contents,alloc,load,load,data \
$(OBJS) $@
$(obj)/../Image.elf: $(obj)/Image.o $(obj)/boot.lds
$(Q)$(LD) $(KBUILD_LDFLAGS) $(LDFLAGS_vmlinux) \
-T $(obj)/boot.lds \
--build-id=none \
-o $@ $(obj)/Image.o
$(Q)$(kecho) ' Kernel: $@ is ready'
all Image: $(obj)/../Image.elf