#ls -l /boot

total 2612
lrwxrwxrwx 1 root root       4  Mar  1  20:22 boot -> boot
drwxr-xr-x 2 root root    1024  Mar  1  18:53 grub
-rw-r--r-- 1 root root 2648120  Mar  1  05:16 kernel-2.6.23-gentoo-r9
drwx------ 2 root root   12288  Feb 29  22:40 lost+found


#nano /boot/grub.conf

default 0
timeout 30
title Gentoo
root(0,1)
kernel /boot/kernel-2.6.23-gentoo-r9 root=/dev/sda4

title=windows xp
rootnoverify(hd0,0)
makeactive
chainloader +1