Subject: Re: receive ring overrun with tlp0
To: Manuel Bouyer <bouyer@antioche.lip6.fr>
From: Thor Lancelot Simon <tls@rek.tjls.com>
List: tech-net
Date: 01/11/2002 12:42:44
On Fri, Jan 11, 2002 at 06:27:30PM +0100, Manuel Bouyer wrote:
> On Thu, Jan 10, 2002 at 04:35:51PM -0500, Scott Barron wrote:
> > Yes, I forgot to mention that bringing it down and up again will clear
> > the problem.  If it is your opinion that its buggy hardware and not
> > something that could be changed in the tlp driver, I'll just
> > ditch the card and put in something better.
> 
> I'm not 100% sure, but an overrun shouldn't stop the chip. Maybe this
> could be worked around in software.
> BTW, what kind of adapter is it ?

I've seen repeated ring buffer overruns and other lossage with Macronix
chips when our duplex selection wasn't working right (or, for a while,
working at all).

Taking the interface down and back up resets the MII and temporarily
clears up the problem.

-- 
 Thor Lancelot Simon	                                      tls@rek.tjls.com
   But as he knew no bad language, he had called him all the names of common
 objects that he could think of, and had screamed: "You lamp!  You towel!  You
 plate!" and so on.              --Sigmund Freud