1 # 1 #
2 # arch/riscv/boot/Makefile !! 2 # arch/alpha/boot/Makefile
3 # <<
4 # This file is included by the global makefile <<
5 # architecture-specific flags and dependencies <<
6 # 3 #
7 # This file is subject to the terms and condit 4 # This file is subject to the terms and conditions of the GNU General Public
8 # License. See the file "COPYING" in the main 5 # License. See the file "COPYING" in the main directory of this archive
9 # for more details. 6 # for more details.
10 # 7 #
11 # Copyright (C) 2018, Anup Patel. !! 8 # Copyright (C) 1994 by Linus Torvalds
12 # Author: Anup Patel <anup@brainfault.org> <<
13 # <<
14 # Based on the ia64 and arm64 boot/Makefile. <<
15 # 9 #
16 10
17 OBJCOPYFLAGS_Image :=-O binary -R .note -R .no !! 11 hostprogs := tools/mkbb tools/objstrip
18 OBJCOPYFLAGS_loader.bin :=-O binary !! 12 targets := vmlinux.gz vmlinux \
19 OBJCOPYFLAGS_xipImage :=-O binary -R .note -R !! 13 vmlinux.nh tools/lxboot tools/bootlx tools/bootph \
20 !! 14 tools/bootpzh bootloader bootpheader bootpzheader
21 targets := Image Image.* loader loader.o loade !! 15 OBJSTRIP := $(obj)/tools/objstrip
22 !! 16
23 ifeq ($(CONFIG_XIP_KERNEL),y) !! 17 KBUILD_HOSTCFLAGS := -Wall -I$(objtree)/usr/include
>> 18 BOOTCFLAGS += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
>> 19
>> 20 # SRM bootable image. Copy to offset 512 of a partition.
>> 21 $(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh
>> 22 ( cat $(obj)/tools/lxboot $(obj)/tools/bootlx $(obj)/vmlinux.nh ) > $@
>> 23 $(obj)/tools/mkbb $@ $(obj)/tools/lxboot
>> 24 @echo ' Bootimage $@ is ready'
>> 25
>> 26 # BOOTP bootable image. Define INITRD during make to append initrd image.
>> 27 $(obj)/bootpfile: $(obj)/tools/bootph $(obj)/vmlinux.nh
>> 28 cat $(obj)/tools/bootph $(obj)/vmlinux.nh > $@
>> 29 ifdef INITRD
>> 30 cat $(INITRD) >> $@
>> 31 endif
24 32
25 quiet_cmd_mkxip = $(quiet_cmd_objcopy) !! 33 # Compressed kernel BOOTP bootable image.
26 cmd_mkxip = $(cmd_objcopy) !! 34 # Define INITRD during make to append initrd image.
>> 35 $(obj)/bootpzfile: $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz
>> 36 cat $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz > $@
>> 37 ifdef INITRD
>> 38 cat $(INITRD) >> $@
>> 39 endif
27 40
28 $(obj)/xipImage: vmlinux FORCE !! 41 # Compressed kernel image
29 $(call if_changed,mkxip) !! 42 $(obj)/vmlinux.gz: $(obj)/vmlinux FORCE
30 @$(kecho) ' Physical Address of xipIm !! 43 $(call if_changed,gzip)
>> 44 @echo ' Kernel $@ is ready'
31 45
>> 46 $(obj)/main.o: $(obj)/ksize.h
>> 47 $(obj)/bootp.o: $(obj)/ksize.h
>> 48 $(obj)/bootpz.o: $(obj)/kzsize.h
>> 49
>> 50 $(obj)/ksize.h: $(obj)/vmlinux.nh FORCE
>> 51 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
>> 52 ifdef INITRD
>> 53 [ -f $(INITRD) ] || exit 1
>> 54 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
32 endif 55 endif
>> 56 cmp -s $@T $@ || mv -f $@T $@
>> 57 rm -f $@T
33 58
34 ifdef CONFIG_RELOCATABLE !! 59 $(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE
35 vmlinux.relocs: vmlinux !! 60 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
36 @ (! [ -f vmlinux.relocs ] && echo "vm !! 61 echo "#define KERNEL_Z_SIZE `ls -l $(obj)/vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
37 !! 62 ifdef INITRD
38 $(obj)/Image: vmlinux.relocs FORCE !! 63 [ -f $(INITRD) ] || exit 1
39 else !! 64 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
40 $(obj)/Image: vmlinux FORCE <<
41 endif 65 endif
42 $(call if_changed,objcopy) !! 66 cmp -s $@T $@ || mv -f $@T $@
>> 67 rm -f $@T
43 68
44 $(obj)/Image.gz: $(obj)/Image FORCE !! 69 quiet_cmd_strip = STRIP $@
45 $(call if_changed,gzip) !! 70 cmd_strip = $(STRIP) -o $@ $<
>> 71
>> 72 $(obj)/vmlinux: vmlinux FORCE
>> 73 $(call if_changed,strip)
>> 74
>> 75 quiet_cmd_objstrip = OBJSTRIP $@
>> 76 cmd_objstrip = $(OBJSTRIP) $(OSFLAGS_$(@F)) $< $@
46 77
47 $(obj)/loader.o: $(src)/loader.S $(obj)/Image !! 78 OSFLAGS_vmlinux.nh := -v
>> 79 OSFLAGS_lxboot := -p
>> 80 OSFLAGS_bootlx := -vb
>> 81 OSFLAGS_bootph := -vb
>> 82 OSFLAGS_bootpzh := -vb
>> 83
>> 84 $(obj)/vmlinux.nh: vmlinux $(OBJSTRIP) FORCE
>> 85 $(call if_changed,objstrip)
>> 86
>> 87 $(obj)/vmlinux.nh.gz: $(obj)/vmlinux.nh FORCE
>> 88 $(call if_changed,gzip)
48 89
49 $(obj)/loader: $(obj)/loader.o $(obj)/Image $( !! 90 $(obj)/tools/lxboot: $(obj)/bootloader $(OBJSTRIP) FORCE
50 $(Q)$(LD) -T $(obj)/loader.lds -o $@ $ !! 91 $(call if_changed,objstrip)
51 92
52 $(obj)/Image.bz2: $(obj)/Image FORCE !! 93 $(obj)/tools/bootlx: $(obj)/bootloader $(OBJSTRIP) FORCE
53 $(call if_changed,bzip2) !! 94 $(call if_changed,objstrip)
54 95
55 $(obj)/Image.lz4: $(obj)/Image FORCE !! 96 $(obj)/tools/bootph: $(obj)/bootpheader $(OBJSTRIP) FORCE
56 $(call if_changed,lz4) !! 97 $(call if_changed,objstrip)
57 98
58 $(obj)/Image.lzma: $(obj)/Image FORCE !! 99 $(obj)/tools/bootpzh: $(obj)/bootpzheader $(OBJSTRIP) FORCE
59 $(call if_changed,lzma) !! 100 $(call if_changed,objstrip)
60 101
61 $(obj)/Image.lzo: $(obj)/Image FORCE !! 102 LDFLAGS_bootloader := -static -T # -N -relax
62 $(call if_changed,lzo) !! 103 LDFLAGS_bootloader := -static -T # -N -relax
>> 104 LDFLAGS_bootpheader := -static -T # -N -relax
>> 105 LDFLAGS_bootpzheader := -static -T # -N -relax
63 106
64 $(obj)/Image.zst: $(obj)/Image FORCE !! 107 OBJ_bootlx := $(obj)/head.o $(obj)/stdio.o $(obj)/main.o
65 $(call if_changed,zstd) !! 108 OBJ_bootph := $(obj)/head.o $(obj)/stdio.o $(obj)/bootp.o
>> 109 OBJ_bootpzh := $(obj)/head.o $(obj)/stdio.o $(obj)/bootpz.o $(obj)/misc.o
66 110
67 $(obj)/Image.xz: $(obj)/Image FORCE !! 111 $(obj)/bootloader: $(obj)/bootloader.lds $(OBJ_bootlx) $(LIBS_Y) FORCE
68 $(call if_changed,xzkern) !! 112 $(call if_changed,ld)
69 113
70 $(obj)/loader.bin: $(obj)/loader FORCE !! 114 $(obj)/bootpheader: $(obj)/bootloader.lds $(OBJ_bootph) $(LIBS_Y) FORCE
71 $(call if_changed,objcopy) !! 115 $(call if_changed,ld)
72 116
73 EFI_ZBOOT_PAYLOAD := Image !! 117 $(obj)/bootpzheader: $(obj)/bootloader.lds $(OBJ_bootpzh) $(LIBS_Y) FORCE
74 EFI_ZBOOT_BFD_TARGET := elf$(BITS)-littleri !! 118 $(call if_changed,ld)
75 EFI_ZBOOT_MACH_TYPE := RISCV$(BITS) <<
76 119
77 include $(srctree)/drivers/firmware/efi/libstu !! 120 $(obj)/misc.o: lib/inflate.c
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