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 
17 OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
18 OBJCOPYFLAGS_loader.bin :=-O binary
19 OBJCOPYFLAGS_xipImage :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
20 
21 targets := Image Image.* loader loader.o loader.lds loader.bin xipImage
22 
23 ifeq ($(CONFIG_XIP_KERNEL),y)
24 
25 quiet_cmd_mkxip = $(quiet_cmd_objcopy)
26 cmd_mkxip = $(cmd_objcopy)
27 
28 $(obj)/xipImage: vmlinux FORCE
29 	$(call if_changed,mkxip)
30 	@$(kecho) '  Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
31 
32 endif
33 
34 ifdef CONFIG_RELOCATABLE
35 vmlinux.relocs: vmlinux
36 	@ (! [ -f vmlinux.relocs ] && echo "vmlinux.relocs can't be found, please remove vmlinux and try again") || true
37 
38 $(obj)/Image: vmlinux.relocs FORCE
39 else
40 $(obj)/Image: vmlinux FORCE
41 endif
42 	$(call if_changed,objcopy)
43 
44 $(obj)/Image.gz: $(obj)/Image FORCE
45 	$(call if_changed,gzip)
46 
47 $(obj)/loader.o: $(src)/loader.S $(obj)/Image
48 
49 $(obj)/loader: $(obj)/loader.o $(obj)/Image $(obj)/loader.lds FORCE
50 	$(Q)$(LD) -T $(obj)/loader.lds -o $@ $(obj)/loader.o
51 
52 $(obj)/Image.bz2: $(obj)/Image FORCE
53 	$(call if_changed,bzip2)
54 
55 $(obj)/Image.lz4: $(obj)/Image FORCE
56 	$(call if_changed,lz4)
57 
58 $(obj)/Image.lzma: $(obj)/Image FORCE
59 	$(call if_changed,lzma)
60 
61 $(obj)/Image.lzo: $(obj)/Image FORCE
62 	$(call if_changed,lzo)
63 
64 $(obj)/Image.zst: $(obj)/Image FORCE
65 	$(call if_changed,zstd)
66 
67 $(obj)/Image.xz: $(obj)/Image FORCE
68 	$(call if_changed,xzkern)
69 
70 $(obj)/loader.bin: $(obj)/loader FORCE
71 	$(call if_changed,objcopy)
72 
73 EFI_ZBOOT_PAYLOAD	:= Image
74 EFI_ZBOOT_BFD_TARGET	:= elf$(BITS)-littleriscv
75 EFI_ZBOOT_MACH_TYPE	:= RISCV$(BITS)
76 
77 include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot
78