I have found some information at the link below. Apparently only mobile processors are supported. You could try:
modprobe processor modprobe powernowd-k8 http://technowizah.com/2007/01/debian-how-to-cpu-frequency-management.html -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/aanlktim5-h6luqa0tm2rosts5wperu8oqy26maz6z...@mail.gmail.com