xref: /openbmc/linux/arch/riscv/boot/Makefile (revision 6d21fb7d) 
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: $(CONFIG_XIP_PHYS_ADDR)'
33
34endif
35
36ifdef CONFIG_RELOCATABLE
37vmlinux.relocs: vmlinux
38	@ (! [ -f vmlinux.relocs ] && echo "vmlinux.relocs can't be found, please remove vmlinux and try again") || true
39
40$(obj)/Image: vmlinux.relocs FORCE
41else
42$(obj)/Image: vmlinux FORCE
43endif
44	$(call if_changed,objcopy)
45
46$(obj)/Image.gz: $(obj)/Image FORCE
47	$(call if_changed,gzip)
48
49$(obj)/loader.o: $(src)/loader.S $(obj)/Image
50
51$(obj)/loader: $(obj)/loader.o $(obj)/Image $(obj)/loader.lds FORCE
52	$(Q)$(LD) -T $(obj)/loader.lds -o $@ $(obj)/loader.o
53
54$(obj)/Image.bz2: $(obj)/Image FORCE
55	$(call if_changed,bzip2)
56
57$(obj)/Image.lz4: $(obj)/Image FORCE
58	$(call if_changed,lz4)
59
60$(obj)/Image.lzma: $(obj)/Image FORCE
61	$(call if_changed,lzma)
62
63$(obj)/Image.lzo: $(obj)/Image FORCE
64	$(call if_changed,lzo)
65
66$(obj)/Image.zst: $(obj)/Image FORCE
67	$(call if_changed,zstd)
68
69$(obj)/loader.bin: $(obj)/loader FORCE
70	$(call if_changed,objcopy)
71
72EFI_ZBOOT_PAYLOAD	:= Image
73EFI_ZBOOT_BFD_TARGET	:= elf$(BITS)-littleriscv
74EFI_ZBOOT_MACH_TYPE	:= RISCV$(BITS)
75
76include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot
77