From owner-freebsd-scsi Fri Sep 25 10:32:12 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id KAA06008 for freebsd-scsi-outgoing; Fri, 25 Sep 1998 10:32:12 -0700 (PDT) (envelope-from owner-freebsd-scsi@FreeBSD.ORG) Received: from tbuswell.ne.mediaone.net (tbuswell.ne.mediaone.net [24.128.24.62]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id KAA05995 for ; Fri, 25 Sep 1998 10:32:10 -0700 (PDT) (envelope-from tbuswell@tbuswell.ne.mediaone.net) Received: (from tbuswell@localhost) by tbuswell.ne.mediaone.net (8.9.1/8.8.8) id NAA00836; Fri, 25 Sep 1998 13:31:15 -0400 (EDT) (envelope-from tbuswell) From: Ted Buswell MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Date: Fri, 25 Sep 1998 13:31:15 -0400 (EDT) To: "Justin T. Gibbs" Cc: "Daniel O'Connor" , scsi@FreeBSD.ORG Subject: Re: opinions on possible bad disk? In-Reply-To: <199809250628.AAA14626@pluto.plutotech.com> References: <199809250628.AAA14626@pluto.plutotech.com> X-Mailer: VM 6.43 under 20.4 "Emerald" XEmacs Lucid Message-ID: <13835.54027.545411.245713@tbuswell.ne.mediaone.net> Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Thanks for the feedback; I was too absorbed with the fact that this drive is only recently back-from-the-dead to check the bus; it was a termination problem and the onboard 7880 not doing the right thing was only the start. ;( Thanks, -Ted Justin T. Gibbs writes: > > > >On 25-Sep-98 Justin T. Gibbs wrote: > >>> ahc0: rev 0x00 int a irq 19 on pci0.6.0 > >>> ahc0: Illegal cable configuration!! > >>> Only two connectors on the adapter may be used at a time! > > ... > > >I get this on a 7895 built into a Super Micro motherboard.. > >Which is kind of suprising since it has 2 chains, and there is one device > >plugged into each chain :) > >The BIOS is set to auto-terminate, which I was told was the cause, and to > >turn auto terminate off (then again, it actually works as it stands.. :) > > I don't know why MB manufacturers insist on allowing the user to enable > auto-term when they didn't put auto-term logic on the MB. Anyway, > you are currently playing a very dangerous game by leaving auto-term > enabled. The bus is not properly terminated and will someday start > showing errors. > > -- > Justin > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message