xref: /linux/arch/xtensa/boot/boot-redboot/Makefile (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
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
13LD_ARGS	= -T $(srctree)/$(obj)/boot.ld
14
15boot-y	:= bootstrap.o
16
17OBJS	:= $(addprefix $(obj)/,$(boot-y))
18LIBS	:= arch/xtensa/boot/lib/lib.a arch/xtensa/lib/lib.a
19
20LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
21
22$(obj)/zImage.o: vmlinux.bin.gz $(OBJS)
23	$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
24		--add-section image=vmlinux.bin.gz \
25		--set-section-flags image=contents,alloc,load,load,data \
26		$(OBJS) $@
27
28$(obj)/zImage.elf: $(obj)/zImage.o $(LIBS)
29	$(Q)$(LD) $(LD_ARGS) -o $@ $^ -L/xtensa-elf/lib $(LIBGCC)
30
31$(obj)/../zImage.redboot: $(obj)/zImage.elf
32	$(Q)$(OBJCOPY) -S -O binary $< $@
33	$(Q)$(kecho) '  Kernel: $@ is ready'
34
35zImage: $(obj)/../zImage.redboot
36