From owner-aic7xxx  Thu Jul 23 07:38:04 1998
Return-Path: <owner-aic7xxx@FreeBSD.ORG>
Received: (from majordom@localhost)
          by hub.freebsd.org (8.8.8/8.8.8) id HAA24904
          for aic7xxx-outgoing; Thu, 23 Jul 1998 07:38:04 -0700 (PDT)
          (envelope-from owner-aic7xxx@FreeBSD.ORG)
Received: from einstein.phy.duke.edu (root@einstein.phy.duke.edu [152.3.182.4])
          by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id HAA24861
          for <AIC7xxx@FreeBSD.ORG>; Thu, 23 Jul 1998 07:37:54 -0700 (PDT)
          (envelope-from rgb@phy.duke.edu)
Received: from ganesh.phy.duke.edu (rgb@ganesh.phy.duke.edu [152.3.183.52])
	by einstein.phy.duke.edu (8.8.8/8.8.8) with ESMTP id KAA28454;
	Thu, 23 Jul 1998 10:36:31 -0400 (EDT)
Received: from localhost (rgb@localhost)
	by ganesh.phy.duke.edu (8.8.5/8.8.5) with SMTP id KAA16220;
	Thu, 23 Jul 1998 10:34:13 -0400
X-Authentication-Warning: ganesh.phy.duke.edu: rgb owned process doing -bs
Date: Thu, 23 Jul 1998 10:34:13 -0400 (EDT)
From: "Robert G. Brown" <rgb@phy.duke.edu>
To: Brian Ristuccia <brianr@osiris.ml.org>
cc: Doug Ledford <dledford@dialnet.net>,
        aic7xxx Mailing List <AIC7xxx@FreeBSD.ORG>,
        "Atalla, Mauro J." <mjatalla@MIT.EDU>,
        Juergen Hammelmann <juergen@tunix.mathematik.uni-stuttgart.de>,
        Lutz Vieweg <lkv@isg.de>, Chen Chi Ming Hubert <cmh_chen@MIT.EDU>,
        Tom Leidy <ogre@ptd.net>
Subject: Re: Dell 410 Workstations and Asus Motherboard systems
In-Reply-To: <Pine.LNX.4.02.9807221915290.7516-100000@osiris.ml.org>
Message-ID: <Pine.LNX.3.96.980723103237.13786M-100000@ganesh.phy.duke.edu>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-aic7xxx@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.org

On Wed, 22 Jul 1998, Brian Ristuccia wrote:

> On Wed, 22 Jul 1998, Robert G. Brown wrote:
> 
> > 
> > The only options I see in the BIOS are to either enable or disable
> > termination on the controller.  Given that it is a single ended
> > controller, I'm not sure why they have the disable option (so somebody
> > can "break" their system?;-).
> > 
> 
> Sometimes the HA will be in the middle of the ribbon:
> 
>  <|-----------|-----------|--------|----------------|>
>  terminator   drive       host     drive    terminator
>  pack                     adaptor                 pack

Ah, you mean that they have a ribbon that plugs into the single
connector in the middle, but has two ends?  Never seen or used such a
beast, but that very well may be it.

   rgb

Robert G. Brown	                       http://www.phy.duke.edu/~rgb/
Duke University Dept. of Physics, Box 90305
Durham, N.C. 27708-0305
Phone: 1-919-660-2567  Fax: 919-660-2525     email:rgb@phy.duke.edu




To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe aic7xxx" in the body of the message