From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Smirl Subject: Re: Help interpreting MII negotiation Date: Wed, 6 May 2009 23:30:08 -0400 Message-ID: <9e4733910905062030yb63ef3eoa6347123507969ef@mail.gmail.com> References: <9e4733910905061903x693ca36av38ff4cc9aef4ce38@mail.gmail.com> <1241664912.29051.18.camel@deadeye> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Ben Hutchings Return-path: Received: from mail-qy0-f125.google.com ([209.85.221.125]:58684 "EHLO mail-qy0-f125.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750985AbZEGDaJ (ORCPT ); Wed, 6 May 2009 23:30:09 -0400 Received: by qyk31 with SMTP id 31so925020qyk.33 for ; Wed, 06 May 2009 20:30:09 -0700 (PDT) In-Reply-To: <1241664912.29051.18.camel@deadeye> Sender: netdev-owner@vger.kernel.org List-ID: On Wed, May 6, 2009 at 10:55 PM, Ben Hutchings wrote: > On Wed, 2009-05-06 at 22:03 -0400, Jon Smirl wrote: >> I don't understand why speed selection is getting set at 10Mbps in this example. >> It looks to me like the devices auto negotiated 100Mbps. > [...] > > The "speed selection" bits have no meaning unless auto-negotiation is > disabled. Thanks, that explains the first example. What is going on in the second example? That PHY is jumpered to 100Mb. My host is 100/10 capable. Why is it reporting 10Mb when the PHY is only capable of 100Mb? > > Ben. > > -- > Ben Hutchings, Senior Software Engineer, Solarflare Communications > Not speaking for my employer; that's the marketing department's job. > They asked us to note that Solarflare product names are trademarked. > -- Jon Smirl jonsmirl@gmail.com