xref: /linux/arch/riscv/boot/Makefile (revision 46ff24efe04ac96a129dd01138640c3447a525e1)
1#
2# arch/riscv/boot/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License.  See the file "COPYING" in the main directory of this archive
9# for more details.
10#
11# Copyright (C) 2018, Anup Patel.
12# Author: Anup Patel <anup@brainfault.org>
13#
14# Based on the ia64 and arm64 boot/Makefile.
15#
16
17KCOV_INSTRUMENT := n
18
19OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
20OBJCOPYFLAGS_xipImage :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
21
22targets := Image Image.* loader loader.o loader.lds loader.bin
23targets := Image Image.* loader loader.o loader.lds loader.bin xipImage
24
25ifeq ($(CONFIG_XIP_KERNEL),y)
26
27quiet_cmd_mkxip = $(quiet_cmd_objcopy)
28cmd_mkxip = $(cmd_objcopy)
29
30$(obj)/xipImage: vmlinux FORCE
31	$(call if_changed,mkxip)
32	@$(kecho) '  Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
33
34endif
35
36$(obj)/Image: vmlinux FORCE
37	$(call if_changed,objcopy)
38
39$(obj)/Image.gz: $(obj)/Image FORCE
40	$(call if_changed,gzip)
41
42$(obj)/loader.o: $(src)/loader.S $(obj)/Image
43
44$(obj)/loader: $(obj)/loader.o $(obj)/Image $(obj)/loader.lds FORCE
45	$(Q)$(LD) -T $(obj)/loader.lds -o $@ $(obj)/loader.o
46
47$(obj)/Image.bz2: $(obj)/Image FORCE
48	$(call if_changed,bzip2)
49
50$(obj)/Image.lz4: $(obj)/Image FORCE
51	$(call if_changed,lz4)
52
53$(obj)/Image.lzma: $(obj)/Image FORCE
54	$(call if_changed,lzma)
55
56$(obj)/Image.lzo: $(obj)/Image FORCE
57	$(call if_changed,lzo)
58
59$(obj)/Image.zst: $(obj)/Image FORCE
60	$(call if_changed,zstd)
61
62$(obj)/loader.bin: $(obj)/loader FORCE
63	$(call if_changed,objcopy)
64
65EFI_ZBOOT_PAYLOAD	:= Image
66EFI_ZBOOT_BFD_TARGET	:= elf$(BITS)-littleriscv
67EFI_ZBOOT_MACH_TYPE	:= RISCV$(BITS)
68
69include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot
70