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To: kmitch@nando.net (kmitch)
cc: questions@FreeBSD.org, hackers@FreeBSD.org
Subject: Re: Adaptec 2940 different From 2940W?? 
In-reply-to: Your message of "Mon, 29 May 95 11:39:12 EDT."
             <9505291539.AA20935@nando.net.nando.net> 
Date: Mon, 29 May 1995 08:54:13 -0700
From: "Justin T. Gibbs" <gibbs@freefall.cdrom.com>
Sender: hackers-owner@FreeBSD.org
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>I have been trying to get an Adaptec 2940W working with 3 SCSI-2 devices.  Non
>e
>of the devices are wide, but I was under the understanding that the 2940W coul
>d
>handle either or BOTH.

It can.

>The devices I am trying to get running are:
>
>Micropolis 4110S 1.02 Gig Hard Drive (ID 1)
>Teac CD-50 CDROM (ID 4)
>Conner CFP1080S 1.03 Gig Hard Drive (ID 6)
>
>The problem I am having is when the SCSI bus gets a lot of activity (ie
>compiliation or file copying), I get Timeout errors.  I have tried various
>things to try and find the problem.  Lowering the Sync Rate, Disabling Sync 
>Negotiation, and Disabling Disconnection.  I have also tried eliminating
>different devices, but no matter what I try I get timeout errors.
>
>I had a 2940 (no wide) in the machine for a little while (the place where I
>bought it, sent me the wrong one by mistake), and I didn't have any problem wi
>th
>that card.  Is there anyone out there with a 2940W that has had success??

What version of FreeBSD are you running.  There are patches only availible
in FreeBSD-current or the "soon to be released" 2.0.5 that deal with 
known timeout problems with Micropolis drives.
--
Justin T. Gibbs
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