xref: /openbmc/linux/arch/xtensa/boot/boot-elf/Makefile (revision e15a5365)
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
18targets		+= $(boot-y) boot.lds
19
20OBJS		:= $(addprefix $(obj)/,$(boot-y))
21
22$(obj)/Image.o: $(obj)/../vmlinux.bin $(OBJS)
23	$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
24		--add-section image=$< \
25		--set-section-flags image=contents,alloc,load,load,data \
26		$(OBJS) $@
27
28$(obj)/../Image.elf: $(obj)/Image.o $(obj)/boot.lds
29	$(Q)$(LD) $(KBUILD_LDFLAGS) \
30		-T $(obj)/boot.lds \
31		--build-id=none \
32		-o $@ $(obj)/Image.o
33	$(Q)$(kecho) '  Kernel: $@ is ready'
34
35all Image: $(obj)/../Image.elf
36