how to identify a PHY?

[Marius Strobl]

On Mon, May 12, 2008 at 12:35:59PM +0200, Volker wrote:
> Hi!
> 
> >From the bugbusting front, I'm often seeing network related issues with
> unknown (new) PHYs.
> 
> Can please somebody explain me how one is able to identify what kind of
> PHY interface is build into a system? Does pciconf output provide some
> piece of information which leads into getting PHY information? I need to
> know that to work with the submitter and get their interfaces running
> (or retrieve information for you to work on).
> 

If the system is running the simplest thing in order to identifiy
the PHYs is to check the oui= and model= output of `devinfo -v`.
Otherwise boot verbose and check the OUI and model output of 
ukphy(4).

Marius