> OF doesn't afaik, and i'm not sure you can even read the register on > the 8530 at least You can read it on 16450 and up, at least. It's fair to assume that's or lowest common denominator (or lower than it, actually). Point me to where to detect it, and I'll do it. Segher ** Sent via the linuxppc64-dev mail list. See http://lists.linuxppc.org/