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
}
### END /etc/grub.d/20_memtest86+ ###
### BEGIN /etc/grub.d/30_os-prober ### os搜寻 ？
#xp previously here
menuentry "linux (on /dev/sda11)" {
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)" {
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 ###