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Date:      Mon, 30 Jul 2001 08:22:14 -0600
From:      "Justin T. Gibbs" <gibbs@scsiguy.com>
To:        Martin Kraemer <Martin.Kraemer@fujitsu-siemens.com>
Cc:        Matt Dillon <dillon@earth.backplane.com>, konecny@web.markiza.sk, freebsd-stable@FreeBSD.ORG
Subject:   Re: Continuing ahc problems - also cause fxp failure 
Message-ID:  <200107301422.f6UEMEI16984@aslan.scsiguy.com>
In-Reply-To: Your message of "Mon, 30 Jul 2001 14:31:18 %2B0200." <20010730143118.D817@deejai2.mch.fsc.net> 

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>On Fri, Jul 27, 2001 at 12:58:36PM -0600, Justin T. Gibbs wrote:
>> If you are running stable, perhaps you can try to reproduce the issue
>> with this patch applied?
>> 
>> http://people.FreeBSD.org/~gibbs/aic7xxx.stable.diffs
>> 
>> This will update you to the same code level as is in -current and
>> will allow me to better analize the messages that are displayed
>> during a timeout.
>
>Ah, here they come again. I started a backup to DAT tape, and got the
>following (with the patched version) a couple of minutes ago.
>So: sorry, the bug still exists. ahc0 is the on-board controller.
>
>How can I help in diagnosing this?

I need the full dmesg of the machine as well as pciconf -l output for
the aic7880.  It looks like the dma to fetch SCBs occassionally hangs
on your machine, so PCI chipset info, etc. might be crucial to solving
the issue.

--
Justin

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