1 # 1 #
2 # arch/arm64/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) 2012, ARM Ltd. !! 8 # Copyright (C) 1994 by Linus Torvalds
12 # Author: Will Deacon <will.deacon@arm.com> <<
13 # <<
14 # Based on the ia64 boot/Makefile. <<
15 # 9 #
16 10
17 OBJCOPYFLAGS_Image :=-O binary -R .note -R .no !! 11 host-progs := tools/mkbb tools/objstrip
>> 12 targets := vmlinux.gz vmlinux \
>> 13 vmlinux.nh tools/lxboot tools/bootlx tools/bootph \
>> 14 tools/bootpzh bootloader bootpheader bootpzheader
>> 15 OBJSTRIP := $(obj)/tools/objstrip
>> 16
>> 17 # SRM bootable image. Copy to offset 512 of a partition.
>> 18 $(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh
>> 19 ( cat $(obj)/tools/lxboot $(obj)/tools/bootlx $(obj)/vmlinux.nh ) > $@
>> 20 $(obj)/tools/mkbb $@ $(obj)/tools/lxboot
>> 21 @echo ' Bootimage $@ is ready'
>> 22
>> 23 # BOOTP bootable image. Define INITRD during make to append initrd image.
>> 24 $(obj)/bootpfile: $(obj)/tools/bootph $(obj)/vmlinux.nh
>> 25 cat $(obj)/tools/bootph $(obj)/vmlinux.nh > $@
>> 26 ifdef INITRD
>> 27 cat $(INITRD) >> $@
>> 28 endif
>> 29
>> 30 # Compressed kernel BOOTP bootable image.
>> 31 # Define INITRD during make to append initrd image.
>> 32 $(obj)/bootpzfile: $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz
>> 33 cat $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz > $@
>> 34 ifdef INITRD
>> 35 cat $(INITRD) >> $@
>> 36 endif
18 37
19 targets := Image Image.bz2 Image.gz Image.lz4 !! 38 # Compressed kernel image
20 Image.zst Image.xz image.fit !! 39 $(obj)/vmlinux.gz: $(obj)/vmlinux FORCE
>> 40 $(call if_changed,gzip)
>> 41 @echo ' Kernel $@ is ready'
21 42
22 $(obj)/Image: vmlinux FORCE !! 43 $(obj)/main.o: $(obj)/ksize.h
23 $(call if_changed,objcopy) !! 44 $(obj)/bootp.o: $(obj)/ksize.h
>> 45 $(obj)/bootpz.o: $(obj)/kzsize.h
>> 46
>> 47 $(obj)/ksize.h: $(obj)/vmlinux.nh FORCE
>> 48 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
>> 49 ifdef INITRD
>> 50 [ -f $(INITRD) ] || exit 1
>> 51 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 52 endif
>> 53 cmp -s $@T $@ || mv -f $@T $@
>> 54 rm -f $@T
>> 55
>> 56 $(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE
>> 57 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
>> 58 echo "#define KERNEL_Z_SIZE `ls -l $(obj)/vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
>> 59 ifdef INITRD
>> 60 [ -f $(INITRD) ] || exit 1
>> 61 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 62 endif
>> 63 cmp -s $@T $@ || mv -f $@T $@
>> 64 rm -f $@T
>> 65
>> 66 quiet_cmd_strip = STRIP $@
>> 67 cmd_strip = $(STRIP) -o $@ $<
>> 68
>> 69 $(obj)/vmlinux: vmlinux FORCE
>> 70 $(call if_changed,strip)
>> 71
>> 72 quiet_cmd_objstrip = OBJSTRIP $@
>> 73 cmd_objstrip = $(OBJSTRIP) $(OSFLAGS_$(@F)) $< $@
>> 74
>> 75 OSFLAGS_vmlinux.nh := -v
>> 76 OSFLAGS_lxboot := -p
>> 77 OSFLAGS_bootlx := -vb
>> 78 OSFLAGS_bootph := -vb
>> 79 OSFLAGS_bootpzh := -vb
24 80
25 $(obj)/Image.bz2: $(obj)/Image FORCE !! 81 $(obj)/vmlinux.nh: vmlinux $(OBJSTRIP) FORCE
26 $(call if_changed,bzip2) !! 82 $(call if_changed,objstrip)
27 83
28 $(obj)/Image.gz: $(obj)/Image FORCE !! 84 $(obj)/vmlinux.nh.gz: $(obj)/vmlinux.nh FORCE
29 $(call if_changed,gzip) 85 $(call if_changed,gzip)
30 86
31 $(obj)/Image.lz4: $(obj)/Image FORCE !! 87 $(obj)/tools/lxboot: $(obj)/bootloader $(OBJSTRIP) FORCE
32 $(call if_changed,lz4) !! 88 $(call if_changed,objstrip)
>> 89
>> 90 $(obj)/tools/bootlx: $(obj)/bootloader $(OBJSTRIP) FORCE
>> 91 $(call if_changed,objstrip)
33 92
34 $(obj)/Image.lzma: $(obj)/Image FORCE !! 93 $(obj)/tools/bootph: $(obj)/bootpheader $(OBJSTRIP) FORCE
35 $(call if_changed,lzma) !! 94 $(call if_changed,objstrip)
36 95
37 $(obj)/Image.lzo: $(obj)/Image FORCE !! 96 $(obj)/tools/bootpzh: $(obj)/bootpzheader $(OBJSTRIP) FORCE
38 $(call if_changed,lzo) !! 97 $(call if_changed,objstrip)
39 98
40 $(obj)/Image.zst: $(obj)/Image FORCE !! 99 LDFLAGS_bootloader := -static -uvsprintf -T #-N -relax
41 $(call if_changed,zstd) !! 100 LDFLAGS_bootpheader := -static -uvsprintf -T #-N -relax
>> 101 LDFLAGS_bootpzheader := -static -uvsprintf -T #-N -relax
42 102
43 $(obj)/Image.xz: $(obj)/Image FORCE !! 103 OBJ_bootlx := $(obj)/head.o $(obj)/main.o
44 $(call if_changed,xzkern) !! 104 OBJ_bootph := $(obj)/head.o $(obj)/bootp.o
>> 105 OBJ_bootpzh := $(obj)/head.o $(obj)/bootpz.o $(obj)/misc.o
45 106
46 $(obj)/image.fit: $(obj)/Image $(obj)/dts/dtbs !! 107 $(obj)/bootloader: $(obj)/bootloader.lds $(OBJ_bootlx) FORCE
47 $(call if_changed,fit) !! 108 $(call if_changed,ld)
48 109
49 EFI_ZBOOT_PAYLOAD := Image !! 110 $(obj)/bootpheader: $(obj)/bootloader.lds $(OBJ_bootph) $(LIBS_Y) FORCE
50 EFI_ZBOOT_BFD_TARGET := elf64-littleaarch64 !! 111 $(call if_changed,ld)
51 EFI_ZBOOT_MACH_TYPE := ARM64 <<
52 EFI_ZBOOT_FORWARD_CFI := $(CONFIG_ARM64_BTI_ <<
53 112
54 EFI_ZBOOT_OBJCOPY_FLAGS = --add-symbol zboot_c !! 113 $(obj)/bootpzheader: $(obj)/bootloader.lds $(OBJ_bootpzh) $(LIBS_Y) FORCE
55 $(NM) vmlinux| !! 114 $(call if_changed,ld)
56 115
57 include $(srctree)/drivers/firmware/efi/libstu !! 116 $(obj)/misc.o: lib/inflate.c
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