xref: /openbmc/linux/arch/xtensa/boot/boot-elf/Makefile (revision ba61bb17)
1#
2# This file is subject to the terms and conditions of the GNU General Public
3# License.  See the file "COPYING" in the main directory of this archive
4# for more details.
5#
6
7ifeq ($(BIG_ENDIAN),1)
8OBJCOPY_ARGS    := -O elf32-xtensa-be
9else
10OBJCOPY_ARGS    := -O elf32-xtensa-le
11endif
12
13export OBJCOPY_ARGS
14export CPPFLAGS_boot.lds += -P -C
15export KBUILD_AFLAGS += -mtext-section-literals
16
17boot-y		:= bootstrap.o
18
19OBJS		:= $(addprefix $(obj)/,$(boot-y))
20
21$(obj)/Image.o: vmlinux.bin $(OBJS)
22	$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
23		--add-section image=vmlinux.bin \
24		--set-section-flags image=contents,alloc,load,load,data \
25		$(OBJS) $@
26
27$(obj)/../Image.elf: $(obj)/Image.o $(obj)/boot.lds
28	$(Q)$(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) \
29		-T $(obj)/boot.lds \
30		--build-id=none \
31		-o $@ $(obj)/Image.o
32	$(Q)$(kecho) '  Kernel: $@ is ready'
33
34all Image: $(obj)/../Image.elf
35