1 # 1 #
2 # arch/x86/boot/Makefile !! 2 # arch/alpha/boot/Makefile
3 # 3 #
4 # This file is subject to the terms and condit 4 # This file is subject to the terms and conditions of the GNU General Public
5 # License. See the file "COPYING" in the main 5 # License. See the file "COPYING" in the main directory of this archive
6 # for more details. 6 # for more details.
7 # 7 #
8 # Copyright (C) 1994 by Linus Torvalds 8 # Copyright (C) 1994 by Linus Torvalds
9 # Changed by many, many contributors over the <<
10 # 9 #
11 10
12 # If you want to preset the SVGA mode, uncomme !! 11 hostprogs-y := tools/mkbb tools/objstrip
13 # set SVGA_MODE to whatever number you want. !! 12 targets := vmlinux.gz vmlinux \
14 # Set it to -DSVGA_MODE=NORMAL_VGA if you just !! 13 vmlinux.nh tools/lxboot tools/bootlx tools/bootph \
15 # The number is the same as you would ordinari !! 14 tools/bootpzh bootloader bootpheader bootpzheader
16 !! 15 OBJSTRIP := $(obj)/tools/objstrip
17 SVGA_MODE := -DSVGA_MODE=NORMAL_VGA !! 16
18 !! 17 KBUILD_HOSTCFLAGS := -Wall -I$(objtree)/usr/include
19 targets := vmlinux.bin setup.bin setup !! 18 BOOTCFLAGS += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
20 targets += fdimage fdimage144 fdimage2 !! 19
21 subdir- := compressed !! 20 # SRM bootable image. Copy to offset 512 of a partition.
22 !! 21 $(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh
23 setup-y += a20.o bioscall.o cmdline.o !! 22 ( cat $(obj)/tools/lxboot $(obj)/tools/bootlx $(obj)/vmlinux.nh ) > $@
24 setup-y += early_serial_console.o edd. !! 23 $(obj)/tools/mkbb $@ $(obj)/tools/lxboot
25 setup-y += pm.o pmjump.o printf.o regs !! 24 @echo ' Bootimage $@ is ready'
26 setup-y += video-mode.o version.o !! 25
27 setup-$(CONFIG_X86_APM_BOOT) += apm.o !! 26 # BOOTP bootable image. Define INITRD during make to append initrd image.
28 !! 27 $(obj)/bootpfile: $(obj)/tools/bootph $(obj)/vmlinux.nh
29 # The link order of the video-*.o modules can !! 28 cat $(obj)/tools/bootph $(obj)/vmlinux.nh > $@
30 # video-vga.o *must* be listed first, followed !! 29 ifdef INITRD
31 # Hardware-specific drivers should follow in t !! 30 cat $(INITRD) >> $@
32 # probed, and video-bios.o should typically be !! 31 endif
33 setup-y += video-vga.o !! 32
34 setup-y += video-vesa.o !! 33 # Compressed kernel BOOTP bootable image.
35 setup-y += video-bios.o !! 34 # Define INITRD during make to append initrd image.
36 !! 35 $(obj)/bootpzfile: $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz
37 targets += $(setup-y) !! 36 cat $(obj)/tools/bootpzh $(obj)/vmlinux.nh.gz > $@
38 hostprogs := tools/build !! 37 ifdef INITRD
39 hostprogs += mkcpustr !! 38 cat $(INITRD) >> $@
40 !! 39 endif
41 HOST_EXTRACFLAGS += -I$(srctree)/tools/include !! 40
42 -include include/generated !! 41 # Compressed kernel image
43 -D__EXPORTED_HEADERS__ !! 42 $(obj)/vmlinux.gz: $(obj)/vmlinux FORCE
44 !! 43 $(call if_changed,gzip)
45 $(obj)/cpu.o: $(obj)/cpustr.h !! 44 @echo ' Kernel $@ is ready'
46 !! 45
47 quiet_cmd_cpustr = CPUSTR $@ !! 46 $(obj)/main.o: $(obj)/ksize.h
48 cmd_cpustr = $(obj)/mkcpustr > $@ !! 47 $(obj)/bootp.o: $(obj)/ksize.h
49 $(obj)/cpustr.h: $(obj)/mkcpustr FORCE !! 48 $(obj)/bootpz.o: $(obj)/kzsize.h
50 $(call if_changed,cpustr) !! 49
51 targets += cpustr.h !! 50 $(obj)/ksize.h: $(obj)/vmlinux.nh FORCE
52 !! 51 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
53 # -------------------------------------------- !! 52 ifdef INITRD
54 !! 53 [ -f $(INITRD) ] || exit 1
55 KBUILD_CFLAGS := $(REALMODE_CFLAGS) -D_SETUP !! 54 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
56 KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMB !! 55 endif
57 KBUILD_CFLAGS += $(call cc-option,-fmacro-pr !! 56 cmp -s $@T $@ || mv -f $@T $@
58 KBUILD_CFLAGS += -fno-asynchronous-unwind-ta !! 57 rm -f $@T
59 KBUILD_CFLAGS += $(CONFIG_CC_IMPLICIT_FALLTH !! 58
60 !! 59 $(obj)/kzsize.h: $(obj)/vmlinux.nh.gz FORCE
61 $(obj)/bzImage: asflags-y := $(SVGA_MODE) !! 60 echo "#define KERNEL_SIZE `ls -l $(obj)/vmlinux.nh | awk '{print $$5}'`" > $@T
62 !! 61 echo "#define KERNEL_Z_SIZE `ls -l $(obj)/vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
63 quiet_cmd_image = BUILD $@ !! 62 ifdef INITRD
64 silent_redirect_image = >/dev/null !! 63 [ -f $(INITRD) ] || exit 1
65 cmd_image = $(obj)/tools/build $(obj)/setup.bi !! 64 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
66 $(obj)/zoffset. !! 65 endif
67 !! 66 cmp -s $@T $@ || mv -f $@T $@
68 $(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinu !! 67 rm -f $@T
69 $(call if_changed,image) !! 68
70 @$(kecho) 'Kernel: $@ is ready' ' (#'$ !! 69 quiet_cmd_strip = STRIP $@
71 !! 70 cmd_strip = $(STRIP) -o $@ $<
72 OBJCOPYFLAGS_vmlinux.bin := -O binary -R .note !! 71
73 $(obj)/vmlinux.bin: $(obj)/compressed/vmlinux !! 72 $(obj)/vmlinux: vmlinux FORCE
74 $(call if_changed,objcopy) !! 73 $(call if_changed,strip)
75 !! 74
76 SETUP_OBJS = $(addprefix $(obj)/,$(setup-y)) !! 75 quiet_cmd_objstrip = OBJSTRIP $@
77 !! 76 cmd_objstrip = $(OBJSTRIP) $(OSFLAGS_$(@F)) $< $@
78 sed-zoffset := -e 's/^\([0-9a-fA-F]*\) [a-zA-Z !! 77
79 !! 78 OSFLAGS_vmlinux.nh := -v
80 quiet_cmd_zoffset = ZOFFSET $@ !! 79 OSFLAGS_lxboot := -p
81 cmd_zoffset = $(NM) $< | sed -n $(sed-zo !! 80 OSFLAGS_bootlx := -vb
82 !! 81 OSFLAGS_bootph := -vb
83 targets += zoffset.h !! 82 OSFLAGS_bootpzh := -vb
84 $(obj)/zoffset.h: $(obj)/compressed/vmlinux FO !! 83
85 $(call if_changed,zoffset) !! 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
86 110
>> 111 $(obj)/bootloader: $(obj)/bootloader.lds $(OBJ_bootlx) $(LIBS_Y) FORCE
>> 112 $(call if_changed,ld)
87 113
88 AFLAGS_header.o += -I$(objtree)/$(obj) !! 114 $(obj)/bootpheader: $(obj)/bootloader.lds $(OBJ_bootph) $(LIBS_Y) FORCE
89 $(obj)/header.o: $(obj)/zoffset.h !! 115 $(call if_changed,ld)
90 116
91 LDFLAGS_setup.elf := -m elf_i386 -z noex !! 117 $(obj)/bootpzheader: $(obj)/bootloader.lds $(OBJ_bootpzh) $(LIBS_Y) FORCE
92 $(obj)/setup.elf: $(src)/setup.ld $(SETUP_OBJS <<
93 $(call if_changed,ld) 118 $(call if_changed,ld)
94 119
95 OBJCOPYFLAGS_setup.bin := -O binary !! 120 $(obj)/misc.o: lib/inflate.c
96 $(obj)/setup.bin: $(obj)/setup.elf FORCE <<
97 $(call if_changed,objcopy) <<
98 <<
99 $(obj)/compressed/vmlinux: FORCE <<
100 $(Q)$(MAKE) $(build)=$(obj)/compressed <<
101 <<
102 # Set this if you want to pass append argument <<
103 # bzdisk/fdimage/hdimage/isoimage kernel <<
104 FDARGS = <<
105 # Set this if you want one or more initrds inc <<
106 FDINITRD = <<
107 <<
108 imgdeps = $(obj)/bzImage $(obj)/mtools.conf $( <<
109 <<
110 $(obj)/mtools.conf: $(src)/mtools.conf.in <<
111 sed -e 's|@OBJ@|$(obj)|g' < $< > $@ <<
112 <<
113 targets += mtools.conf <<
114 <<
115 # genimage.sh requires bash, but it also has a <<
116 # external dependencies. <<
117 quiet_cmd_genimage = GENIMAGE $3 <<
118 cmd_genimage = $(BASH) $(src)/genimage.s <<
119 $(obj)/mtools.conf '$(FDARGS)' <<
120 <<
121 PHONY += bzdisk fdimage fdimage144 fdimage288 <<
122 <<
123 # This requires write access to /dev/fd0 <<
124 # All images require syslinux to be installed; <<
125 # EDK2/OVMF if the kernel is compiled with the <<
126 bzdisk: $(imgdeps) <<
127 $(call cmd,genimage,bzdisk,/dev/fd0) <<
128 <<
129 fdimage fdimage144: $(imgdeps) <<
130 $(call cmd,genimage,fdimage144,$(obj)/ <<
131 @$(kecho) 'Kernel: $(obj)/fdimage is r <<
132 <<
133 fdimage288: $(imgdeps) <<
134 $(call cmd,genimage,fdimage288,$(obj)/ <<
135 @$(kecho) 'Kernel: $(obj)/fdimage is r <<
136 <<
137 hdimage: $(imgdeps) <<
138 $(call cmd,genimage,hdimage,$(obj)/hdi <<
139 @$(kecho) 'Kernel: $(obj)/hdimage is r <<
140 <<
141 isoimage: $(imgdeps) <<
142 $(call cmd,genimage,isoimage,$(obj)/im <<
143 @$(kecho) 'Kernel: $(obj)/image.iso is <<
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.