命令行进入/boot/grub目录，gedit打开grub.cfg
文件最后添加
menuentry "Microsoft Windows XP Professional (on /dev/sda1)" {
insmod ntfs
set root='(hd0,1)'
search --no-floppy --fs-uuid --set 4c94984d94983c00
drivemap -s (hd0) ${root}
chainloader +1
}
其中fs-uuid后的磁盘uuid可以通过sudoblkid命令查看