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 #
>> 10 # Creating a compressed kernel image (arch/alpha/boot/vmlinux.gz)
>> 11 # is done via:
>> 12 #
>> 13 # make boot
>> 14 #
>> 15 # Creating a BOOTP image (arch/alpha/boot/bootpfile or bootpzfile)
>> 16 # is done via:
>> 17 #
>> 18 # make bootpfile # using an uncompressed kernel
>> 19 # make bootpzfile # using a compressed kernel
>> 20 #
>> 21 # Adding an INITRD image to a BOOTP file (arch/alpha/boot/bootpzfile)
>> 22 # can be done, e.g, via:
>> 23 #
>> 24 # INITRD=`pwd`/initrd.img make bootpzfile
11 25
12 # If you want to preset the SVGA mode, uncomme !! 26 LINKFLAGS = -static -T bootloader.lds #-N -relax
13 # set SVGA_MODE to whatever number you want. <<
14 # Set it to -DSVGA_MODE=NORMAL_VGA if you just <<
15 # The number is the same as you would ordinari <<
16 <<
17 SVGA_MODE := -DSVGA_MODE=NORMAL_VGA <<
18 <<
19 targets := vmlinux.bin setup.bin setup <<
20 targets += fdimage fdimage144 fdimage2 <<
21 subdir- := compressed <<
22 27
23 setup-y += a20.o bioscall.o cmdline.o !! 28 .S.s:
24 setup-y += early_serial_console.o edd. !! 29 $(CPP) $(AFLAGS) -traditional -o $*.o $<
25 setup-y += pm.o pmjump.o printf.o regs !! 30 .S.o:
26 setup-y += video-mode.o version.o !! 31 $(CC) $(AFLAGS) -traditional -c -o $*.o $<
27 setup-$(CONFIG_X86_APM_BOOT) += apm.o <<
28 32
29 # The link order of the video-*.o modules can !! 33 OBJECTS = head.o main.o
30 # video-vga.o *must* be listed first, followed !! 34 BPOBJECTS = head.o bootp.o
31 # Hardware-specific drivers should follow in t !! 35 BPZOBJECTS = head.o bootpz.o misc.o
32 # probed, and video-bios.o should typically be !! 36 TARGETS = vmlinux.gz tools/objstrip # also needed by aboot & milo
33 setup-y += video-vga.o !! 37 VMLINUX = $(TOPDIR)/vmlinux
34 setup-y += video-vesa.o !! 38 OBJSTRIP = tools/objstrip
35 setup-y += video-bios.o <<
36 39
37 targets += $(setup-y) !! 40 all: $(TARGETS)
38 hostprogs := tools/build !! 41 @echo Ready to install kernel in $(shell pwd)/vmlinux.gz
39 hostprogs += mkcpustr <<
40 42
41 HOST_EXTRACFLAGS += -I$(srctree)/tools/include !! 43 # normally no need to build these:
42 -include include/generated !! 44 rawboot: vmlinux.nh tools/lxboot tools/bootlx
43 -D__EXPORTED_HEADERS__ <<
44 45
45 $(obj)/cpu.o: $(obj)/cpustr.h !! 46 msb: tools/lxboot tools/bootlx vmlinux.nh
>> 47 ( cat tools/lxboot tools/bootlx vmlinux.nh ) > /dev/rz0a
>> 48 disklabel -rw rz0 'linux' tools/lxboot tools/bootlx
46 49
47 quiet_cmd_cpustr = CPUSTR $@ !! 50 bootimage: tools/mkbb tools/lxboot tools/bootlx vmlinux.nh
48 cmd_cpustr = $(obj)/mkcpustr > $@ !! 51 ( cat tools/lxboot tools/bootlx vmlinux.nh ) > bootimage
49 $(obj)/cpustr.h: $(obj)/mkcpustr FORCE !! 52 tools/mkbb bootimage tools/lxboot
50 $(call if_changed,cpustr) <<
51 targets += cpustr.h <<
52 53
53 # -------------------------------------------- !! 54 bootpfile: tools/bootph vmlinux.nh
>> 55 cat tools/bootph vmlinux.nh > bootpfile
>> 56 ifdef INITRD
>> 57 cat $(INITRD) >> bootpfile
>> 58 endif
54 59
55 KBUILD_CFLAGS := $(REALMODE_CFLAGS) -D_SETUP !! 60 bootpzfile: tools/bootpzh vmlinux.nh.gz
56 KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMB !! 61 cat tools/bootpzh vmlinux.nh.gz > bootpzfile
57 KBUILD_CFLAGS += $(call cc-option,-fmacro-pr !! 62 ifdef INITRD
58 KBUILD_CFLAGS += -fno-asynchronous-unwind-ta !! 63 cat $(INITRD) >> bootpzfile
59 KBUILD_CFLAGS += $(CONFIG_CC_IMPLICIT_FALLTH !! 64 endif
60 65
61 $(obj)/bzImage: asflags-y := $(SVGA_MODE) !! 66 srmboot: bootdevice bootimage
>> 67 dd if=bootimage of=$(BOOTDEV) bs=512 seek=1 skip=1
>> 68 tools/mkbb $(BOOTDEV) tools/lxboot
62 69
63 quiet_cmd_image = BUILD $@ !! 70 bootdevice:
64 silent_redirect_image = >/dev/null !! 71 @test "$(BOOTDEV)" != "" || (echo You must specify BOOTDEV ; exit -1)
65 cmd_image = $(obj)/tools/build $(obj)/setup.bi <<
66 $(obj)/zoffset. <<
67 72
68 $(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinu !! 73 vmlinux.gz: $(TOPDIR)/vmlinux
69 $(call if_changed,image) !! 74 gzip -fv9c $(TOPDIR)/vmlinux > vmlinux.gz
70 @$(kecho) 'Kernel: $@ is ready' ' (#'$ <<
71 75
72 OBJCOPYFLAGS_vmlinux.bin := -O binary -R .note !! 76 vmlinux.nh.gz: vmlinux.nh
73 $(obj)/vmlinux.bin: $(obj)/compressed/vmlinux !! 77 gzip -fv9c vmlinux.nh > vmlinux.nh.gz
74 $(call if_changed,objcopy) <<
75 78
76 SETUP_OBJS = $(addprefix $(obj)/,$(setup-y)) !! 79 main.o: ksize.h
77 80
78 sed-zoffset := -e 's/^\([0-9a-fA-F]*\) [a-zA-Z !! 81 bootp.o: ksize.h
79 82
80 quiet_cmd_zoffset = ZOFFSET $@ !! 83 bootpz.o: kzsize.h
81 cmd_zoffset = $(NM) $< | sed -n $(sed-zo <<
82 84
83 targets += zoffset.h !! 85 ksize.h: vmlinux.nh dummy
84 $(obj)/zoffset.h: $(obj)/compressed/vmlinux FO !! 86 echo "#define KERNEL_SIZE `ls -l vmlinux.nh | awk '{print $$5}'`" > $@T
85 $(call if_changed,zoffset) !! 87 ifdef INITRD
>> 88 [ ! \( -f $(INITRD) \) ] || exit 1
>> 89 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 90 endif
>> 91 cmp -s $@T $@ || mv -f $@T $@
>> 92 rm -f $@T
86 93
>> 94 kzsize.h: vmlinux.nh.gz dummy
>> 95 echo "#define KERNEL_SIZE `ls -l vmlinux.nh | awk '{print $$5}'`" > $@T
>> 96 echo "#define KERNEL_Z_SIZE `ls -l vmlinux.nh.gz | awk '{print $$5}'`" >> $@T
>> 97 ifdef INITRD
>> 98 [ -f $(INITRD) ] || exit 1
>> 99 echo "#define INITRD_IMAGE_SIZE `ls -l $(INITRD) | awk '{print $$5}'`" >> $@T
>> 100 endif
>> 101 cmp -s $@T $@ || mv -f $@T $@
>> 102 rm -f $@T
87 103
88 AFLAGS_header.o += -I$(objtree)/$(obj) !! 104 vmlinux.nh: $(VMLINUX) $(OBJSTRIP)
89 $(obj)/header.o: $(obj)/zoffset.h !! 105 $(OBJSTRIP) -v $(VMLINUX) vmlinux.nh
90 106
91 LDFLAGS_setup.elf := -m elf_i386 -z noex !! 107 vmlinux: $(VMLINUX)
92 $(obj)/setup.elf: $(src)/setup.ld $(SETUP_OBJS !! 108 $(STRIP) -o vmlinux $(VMLINUX)
93 $(call if_changed,ld) <<
94 109
95 OBJCOPYFLAGS_setup.bin := -O binary !! 110 tools/lxboot: $(OBJSTRIP) bootloader
96 $(obj)/setup.bin: $(obj)/setup.elf FORCE !! 111 $(OBJSTRIP) -p bootloader tools/lxboot
97 $(call if_changed,objcopy) <<
98 112
99 $(obj)/compressed/vmlinux: FORCE !! 113 tools/bootlx: bootloader $(OBJSTRIP)
100 $(Q)$(MAKE) $(build)=$(obj)/compressed !! 114 $(OBJSTRIP) -vb bootloader tools/bootlx
101 115
102 # Set this if you want to pass append argument !! 116 tools/bootph: bootpheader $(OBJSTRIP)
103 # bzdisk/fdimage/hdimage/isoimage kernel !! 117 $(OBJSTRIP) -vb bootpheader tools/bootph
104 FDARGS = <<
105 # Set this if you want one or more initrds inc <<
106 FDINITRD = <<
107 118
108 imgdeps = $(obj)/bzImage $(obj)/mtools.conf $( !! 119 tools/bootpzh: bootpzheader $(OBJSTRIP)
>> 120 $(OBJSTRIP) -vb bootpzheader tools/bootpzh
109 121
110 $(obj)/mtools.conf: $(src)/mtools.conf.in !! 122 $(OBJSTRIP): $(OBJSTRIP).c
111 sed -e 's|@OBJ@|$(obj)|g' < $< > $@ !! 123 $(HOSTCC) $(HOSTCFLAGS) -I$(HPATH) $(OBJSTRIP).c -o $(OBJSTRIP)
112 124
113 targets += mtools.conf !! 125 tools/mkbb: tools/mkbb.c
>> 126 $(HOSTCC) tools/mkbb.c -o tools/mkbb
114 127
115 # genimage.sh requires bash, but it also has a !! 128 bootloader: $(OBJECTS)
116 # external dependencies. !! 129 $(LD) $(LINKFLAGS) $(OBJECTS) $(LIBS) -o bootloader
117 quiet_cmd_genimage = GENIMAGE $3 <<
118 cmd_genimage = $(BASH) $(src)/genimage.s <<
119 $(obj)/mtools.conf '$(FDARGS)' <<
120 130
121 PHONY += bzdisk fdimage fdimage144 fdimage288 !! 131 bootpheader: $(BPOBJECTS)
>> 132 $(LD) $(LINKFLAGS) $(BPOBJECTS) $(LIBS) -o bootpheader
122 133
123 # This requires write access to /dev/fd0 !! 134 bootpzheader: $(BPZOBJECTS)
124 # All images require syslinux to be installed; !! 135 $(LD) $(LINKFLAGS) $(BPZOBJECTS) $(LIBS) -o bootpzheader
125 # EDK2/OVMF if the kernel is compiled with the <<
126 bzdisk: $(imgdeps) <<
127 $(call cmd,genimage,bzdisk,/dev/fd0) <<
128 136
129 fdimage fdimage144: $(imgdeps) !! 137 misc.o: misc.c $(TOPDIR)/lib/inflate.c
130 $(call cmd,genimage,fdimage144,$(obj)/ <<
131 @$(kecho) 'Kernel: $(obj)/fdimage is r <<
132 138
133 fdimage288: $(imgdeps) !! 139 clean:
134 $(call cmd,genimage,fdimage288,$(obj)/ !! 140 rm -f $(TARGETS) bootloader bootimage bootpfile bootpheader
135 @$(kecho) 'Kernel: $(obj)/fdimage is r !! 141 rm -f tools/mkbb tools/bootlx tools/lxboot tools/bootph
>> 142 rm -f vmlinux.nh ksize.h
136 143
137 hdimage: $(imgdeps) !! 144 dep:
138 $(call cmd,genimage,hdimage,$(obj)/hdi <<
139 @$(kecho) 'Kernel: $(obj)/hdimage is r <<
140 145
141 isoimage: $(imgdeps) !! 146 dummy:
142 $(call cmd,genimage,isoimage,$(obj)/im <<
143 @$(kecho) 'Kernel: $(obj)/image.iso is <<
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