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Date: Tue, 9 Dec 2008 22:36:13 +0100
From: Marius Strobl <marius@alchemy.franken.de>
To: Ruben de Groot <fbsd-sparc64@bzerk.org>
Message-ID: <20081209213613.GA21283@alchemy.franken.de>
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Cc: sparc64@freebsd.org
Subject: Re: Panic in 7.1-PRERELEASE (was: Re: kgdb on sparc64)
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On Tue, Dec 02, 2008 at 12:56:53PM +0100, Ruben de Groot wrote:
> On Mon, Dec 01, 2008 at 10:18:06PM +0100, Marius Strobl typed:
> > On Thu, Nov 20, 2008 at 06:47:11AM +0100, Ruben de Groot wrote:
> > > 
> > > Thanks. I've moved all websites away from this machine, so it's available for any
> > > further tests to help find a solution. 
> > > 
> > 
> > Could you please give the patch at:
> > http://people.freebsd.org/~marius/dc_bitbang_delay.diff
> > a try? It's based on information gained from other drivers for
> > the same chips that there should be an delay after every write
> > when bit-banging the MII, which hopefully solves the bus wedging
> > you're seeing. So far I didn't manage to reproduce the problem
> > though, so I can't test whether the patch makes an actual
> > difference either.
> 
> Thanks for looking into this.
> Running with this patch right now. It'll take some time to conclude if this
> fixes the issue, as the panics normally happen only once every 2-3 days.
> 

How is it doing so far?

Marius