让ubuntu默认启动windows

 

因为更新内核次数太多了，好多内核的启动信息，都在文件里。

所以干脆就把windows xp放到了第一个位置上，因为

默认启动第一个。

set default="0"

下面是我台式机上的ubuntu 10.04 的/etc/grub.cfg

#

# DO NOT EDIT THIS FILE

#

# It is automatically generated by /usr/sbin/grub-mkconfig using templates

# from /etc/grub.d and settings from /etc/default/grub

#

 

### BEGIN /etc/grub.d/00_header ###

if [ -s $prefix/grubenv ]; then

  load_env

fi

set default="0"

if [ ${prev_saved_entry} ]; then

  set saved_entry=${prev_saved_entry}

  save_env saved_entry

  set prev_saved_entry=

  save_env prev_saved_entry

  set boot_once=true

fi

 

function savedefault {

  if [ -z ${boot_once} ]; then

    saved_entry=${chosen}

    save_env saved_entry

  fi

}

 

function recordfail {

  set recordfail=1

  if [ -n ${have_grubenv} ]; then if [ -z ${boot_once} ]; then save_env recordfail; fi; fi

}

insmod ext2

set root='(hd0,14)'

search --no-floppy --fs-uuid --set 2d78a415-57ce-48d8-88f8-638bdef7e281

if loadfont /usr/share/grub/unicode.pf2 ; then

  set gfxmode=640x480

  insmod gfxterm

  insmod vbe

  if terminal_output gfxterm ; then true ; else

    # For backward compatibility with versions of terminal.mod that don't

    # understand terminal_output

    terminal gfxterm

  fi

fi

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

set locale_dir=($root)/grub/locale

set lang=zh

insmod gettext

if [ ${recordfail} = 1 ]; then

  set timeout=-1

else

  set timeout=10

fi

### END /etc/grub.d/00_header ###  头部设置

 

### BEGIN /etc/grub.d/05_debian_theme ###  这个是主题设置

set menu_color_normal=white/black

set menu_color_highlight=black/light-gray

### END /etc/grub.d/05_debian_theme ###

 

### BEGIN /etc/grub.d/10_linux ###    开始linux设置

menuentry "Microsoft Windows XP Professional (on /dev/sda1)" {

insmod ntfs

set root='(hd0,1)'

search --no-floppy --fs-uuid --set 98643d6b643d4d6e

drivemap -s (hd0) ${root}

chainloader +1

}

menuentry 'Ubuntu，Linux 2.6.32-27-generic' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux /vmlinuz-2.6.32-27-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro   quiet splash

initrd /initrd.img-2.6.32-27-generic

}

menuentry 'Ubuntu，Linux 2.6.32-27-generic (恢复模式)' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

echo '载入 Linux ...'

linux /vmlinuz-2.6.32-27-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro single 

echo '载入引导虚拟磁盘 ...'

initrd /initrd.img-2.6.32-27-generic

}

menuentry 'Ubuntu，Linux 2.6.32-26-generic' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux /vmlinuz-2.6.32-26-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro   quiet splash

initrd /initrd.img-2.6.32-26-generic

}

menuentry 'Ubuntu，Linux 2.6.32-26-generic (恢复模式)' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

echo '载入 Linux ...'

linux /vmlinuz-2.6.32-26-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro single 

echo '载入引导虚拟磁盘 ...'

initrd /initrd.img-2.6.32-26-generic

}

menuentry 'Ubuntu，Linux 2.6.32-25-generic' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux /vmlinuz-2.6.32-25-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro   quiet splash

initrd /initrd.img-2.6.32-25-generic

}

menuentry 'Ubuntu，Linux 2.6.32-25-generic (恢复模式)' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

echo '载入 Linux ...'

linux /vmlinuz-2.6.32-25-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro single 

echo '载入引导虚拟磁盘 ...'

initrd /initrd.img-2.6.32-25-generic

}

menuentry 'Ubuntu，Linux 2.6.32-24-generic' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux /vmlinuz-2.6.32-24-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro   quiet splash

initrd /initrd.img-2.6.32-24-generic

}

menuentry 'Ubuntu，Linux 2.6.32-24-generic (恢复模式)' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

echo '载入 Linux ...'

linux /vmlinuz-2.6.32-24-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro single 

echo '载入引导虚拟磁盘 ...'

initrd /initrd.img-2.6.32-24-generic

}

menuentry 'Ubuntu，Linux 2.6.32-21-generic' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux /vmlinuz-2.6.32-21-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro   quiet splash

initrd /initrd.img-2.6.32-21-generic

}

menuentry 'Ubuntu，Linux 2.6.32-21-generic (恢复模式)' --class ubuntu --class gnu-linux --class gnu --class os {

recordfail

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

echo '载入 Linux ...'

linux /vmlinuz-2.6.32-21-generic root=UUID=2d78a415-57ce-48d8-88f8-638bdef7e281 ro single 

echo '载入引导虚拟磁盘 ...'

initrd /initrd.img-2.6.32-21-generic

}

### END /etc/grub.d/10_linux ###

 

### BEGIN /etc/grub.d/20_memtest86+ ###

menuentry "Memory test (memtest86+)" {

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux16 /memtest86+.bin

}

menuentry "Memory test (memtest86+, serial console 115200)" {

insmod ext2

set root='(hd0,12)'

search --no-floppy --fs-uuid --set 3c5a19f0-a474-4895-a069-f42763c91fe7

linux16 /memtest86+.bin console=ttyS0,115200n8 终端

}

### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/30_os-prober ###   os搜寻 ？

#xp previously here      xp以前是放在这里的

menuentry "linux (on /dev/sda11)" {   这个应该是mandriva

insmod ext2

set root='(hd0,9)'

search --no-floppy --fs-uuid --set 98fac466-8cb2-4b90-ba14-57c86b67a63c

linux /vmlinuz BOOT_IMAGE=linux root=UUID=ed3c6553-966e-467e-b199-1f96b234340a

initrd (hd0,8)/initrd.img

}

menuentry "failsafe (on /dev/sda11)" {   mandriva的全模式

insmod ext2

set root='(hd0,9)'

search --no-floppy --fs-uuid --set 98fac466-8cb2-4b90-ba14-57c86b67a63c

linux /vmlinuz BOOT_IMAGE=failsafe root=UUID=ed3c6553-966e-467e-b199-1f96b234340a failsafe

initrd (hd0,8)/initrd.img

}

### END /etc/grub.d/30_os-prober ###

 

### BEGIN /etc/grub.d/40_custom ###

# This file provides an easy way to add custom menu entries.  Simply type the

# menu entries you want to add after this comment.  Be careful not to change

# the 'exec tail' line above.

### END /etc/grub.d/40_custom ###