tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#
2# arch/xtensa/boot/Makefile
3#
4# This file is subject to the terms and conditions of the GNU General Public
5# License. See the file "COPYING" in the main directory of this archive
6# for more details.
7#
8#
9
10
11# KBUILD_CFLAGS used when building rest of boot (takes effect recursively)
12KBUILD_CFLAGS += -fno-builtin -Iarch/$(ARCH)/boot/include
13HOSTFLAGS += -Iarch/$(ARCH)/boot/include
14
15BIG_ENDIAN := $(shell echo __XTENSA_EB__ | $(CC) -E - | grep -v "\#")
16
17export BIG_ENDIAN
18
19subdir-y := lib
20targets += vmlinux.bin vmlinux.bin.gz
21targets += uImage xipImage
22
23# Subdirs for the boot loader(s)
24
25boot-$(CONFIG_XTENSA_PLATFORM_ISS) += Image
26boot-$(CONFIG_XTENSA_PLATFORM_XT2000) += Image zImage uImage
27boot-$(CONFIG_XTENSA_PLATFORM_XTFPGA) += Image zImage uImage
28
29all: $(boot-y)
30Image: boot-elf
31zImage: boot-redboot
32uImage: $(obj)/uImage
33xipImage: $(obj)/xipImage
34
35boot-elf boot-redboot: $(addprefix $(obj)/,$(subdir-y))
36 $(Q)$(MAKE) $(build)=$(obj)/$@ $(MAKECMDGOALS)
37
38OBJCOPYFLAGS = --strip-all -R .comment -R .notes -O binary
39
40$(obj)/vmlinux.bin: vmlinux FORCE
41 $(call if_changed,objcopy)
42
43$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
44 $(call if_changed,gzip)
45
46boot-elf: $(obj)/vmlinux.bin
47boot-redboot: $(obj)/vmlinux.bin.gz
48
49UIMAGE_LOADADDR = $(CONFIG_KERNEL_LOAD_ADDRESS)
50UIMAGE_COMPRESSION = gzip
51
52$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
53 $(call if_changed,uimage)
54 $(Q)$(kecho) ' Kernel: $@ is ready'
55
56$(obj)/xipImage: vmlinux FORCE
57 $(call if_changed,objcopy)
58 $(Q)$(kecho) ' Kernel: $@ is ready'