summaryrefslogtreecommitdiffstats
path: root/kernel/arch/xtensa/boot/boot-redboot/Makefile
blob: 8be8b943698178716093b06f40e53a13261e1cfd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
#
# 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

LD_ARGS	= -T $(srctree)/$(obj)/boot.ld

boot-y	:= bootstrap.o

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: vmlinux.bin.gz $(OBJS)
	$(Q)$(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
		--add-section image=vmlinux.bin.gz \
		--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'

zImage: $(obj)/../zImage.redboot