1 # SPDX-License-Identifier: GPL-2.0-only !! 1 #
2 targets := Image zImage uImage !! 2 # arch/alpha/boot/Makefile
>> 3 #
>> 4 # This file is subject to the terms and conditions of the GNU General Public
>> 5 # License. See the file "COPYING" in the main directory of this archive
>> 6 # for more details.
>> 7 #
>> 8 # Copyright (C) 1994 by Linus Torvalds
>> 9 #
3 10
4 $(obj)/Image: vmlinux FORCE !! 11 hostprogs := tools/mkbb tools/objstrip
5 $(call if_changed,objcopy) !! 12 targets := vmlinux.gz vmlinux \
6 @echo ' Kernel: $@ is ready' !! 13 vmlinux.nh tools/lxboot tools/bootlx tools/bootph \
7 !! 14 tools/bootpzh bootloader bootpheader bootpzheader
8 compress-$(CONFIG_KERNEL_GZIP) = gzip !! 15 OBJSTRIP := $(obj)/tools/objstrip
9 compress-$(CONFIG_KERNEL_LZO) = lzo !! 16
10 compress-$(CONFIG_KERNEL_LZMA) = lzma !! 17 KBUILD_HOSTCFLAGS := -Wall -I$(objtree)/usr/include
11 compress-$(CONFIG_KERNEL_XZ) = xzkern !! 18 BOOTCFLAGS += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
12 compress-$(CONFIG_KERNEL_LZ4) = lz4 !! 19
13 !! 20 # SRM bootable image. Copy to offset 512 of a partition.
14 $(obj)/zImage: $(obj)/Image FORCE !! 21 $(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh
15 $(call if_changed,$(compress-y)) !! 22 ( cat $(obj)/tools/lxboot $(obj)/tools/bootlx $(obj)/vmlinux.nh ) > $@
16 @echo ' Kernel: $@ is ready' !! 23 $(obj)/tools/mkbb $@ $(obj)/tools/lxboot
17 !! 24 @echo ' Bootimage $@ is ready'
18 UIMAGE_ARCH = sandbox !! 25
19 UIMAGE_COMPRESSION = $(compress-y) !! 26 # BOOTP bootable image. Define INITRD during make to append initrd image.
20 UIMAGE_LOADADDR = $(shell $(NM) vmlinu !! 27 $(obj)/bootpfile: $(obj)/tools/bootph $(obj)/vmlinux.nh
21 !! 28 cat $(obj)/tools/bootph $(obj)/vmlinux.nh > $@
22 $(obj)/uImage: $(obj)/zImage !! 29 ifdef INITRD
23 $(call if_changed,uimage) !! 30 cat $(INITRD) >> $@
24 @echo 'Image: $@ is ready' !! 31 endif
>> 32
>> 33 # Compressed kernel BOOTP bootable image.
>> 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
>> 40
>> 41 # Compressed kernel image
>> 42 $(obj)/vmlinux.gz: $(obj)/vmlinux FORCE
>> 43 $(call if_changed,gzip)
>> 44 @echo ' Kernel $@ is ready'
>> 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
>> 55 endif
>> 56 cmp -s $@T $@ || mv -f $@T $@
>> 57 rm -f $@T
>> 58
>> 59 $(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE
>> 60 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
>> 61 echo "#define KERNEL_Z_SIZE `ls -l $(obj)/vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
>> 62 ifdef INITRD
>> 63 [ -f $(INITRD) ] || exit 1
>> 64 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 65 endif
>> 66 cmp -s $@T $@ || mv -f $@T $@
>> 67 rm -f $@T
>> 68
>> 69 quiet_cmd_strip = STRIP $@
>> 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)) $< $@
>> 77
>> 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)
>> 89
>> 90 $(obj)/tools/lxboot: $(obj)/bootloader $(OBJSTRIP) FORCE
>> 91 $(call if_changed,objstrip)
>> 92
>> 93 $(obj)/tools/bootlx: $(obj)/bootloader $(OBJSTRIP) FORCE
>> 94 $(call if_changed,objstrip)
>> 95
>> 96 $(obj)/tools/bootph: $(obj)/bootpheader $(OBJSTRIP) FORCE
>> 97 $(call if_changed,objstrip)
>> 98
>> 99 $(obj)/tools/bootpzh: $(obj)/bootpzheader $(OBJSTRIP) FORCE
>> 100 $(call if_changed,objstrip)
>> 101
>> 102 LDFLAGS_bootloader := -static -T # -N -relax
>> 103 LDFLAGS_bootloader := -static -T # -N -relax
>> 104 LDFLAGS_bootpheader := -static -T # -N -relax
>> 105 LDFLAGS_bootpzheader := -static -T # -N -relax
>> 106
>> 107 OBJ_bootlx := $(obj)/head.o $(obj)/stdio.o $(obj)/main.o
>> 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
>> 110
>> 111 $(obj)/bootloader: $(obj)/bootloader.lds $(OBJ_bootlx) $(LIBS_Y) FORCE
>> 112 $(call if_changed,ld)
>> 113
>> 114 $(obj)/bootpheader: $(obj)/bootloader.lds $(OBJ_bootph) $(LIBS_Y) FORCE
>> 115 $(call if_changed,ld)
>> 116
>> 117 $(obj)/bootpzheader: $(obj)/bootloader.lds $(OBJ_bootpzh) $(LIBS_Y) FORCE
>> 118 $(call if_changed,ld)
>> 119
>> 120 $(obj)/misc.o: lib/inflate.c
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.