WHen I try to install NetBSD this it what is get

 xm create vm02 -c
Using config file "./vm02".
Error: HVM guest support is unavailable: is VT/AMD-V supported by your CPU and enabled in your BIOS?


My vm02 file in
/etc/xen/vm02


kernel="/usr/lib/xen/boot/
hvmloader"
builder='hvm'
name = "vm02"
#uuid = "177aedba-c62a-e7df-84c3-4c870b2cade4"
maxmem = 512
memory = 512
vcpus = 1
#bootloader = "/usr/bin/pygrub"
on_poweroff = "destroy"
on_reboot = "restart"
on_crash = "restart"
vfb = [ "type=vnc,vncunused=1,keymap=en-us" ]
disk = [ "tap:aio:/var/lib/xen/images/vm02.img,xvda,w" ]
vif = [ "mac=00:16:3e:66:84:3c,bridge=xenbr0" ]
cdrom='/dev/hda'
ne2000=0
boot='d'


Please Help!
Thanks,
Augustin