From owner-freebsd-scsi Tue Mar 16 8:22:12 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from outreach.wolfnet.org (outreach.wolfnet.org [207.173.133.202]) by hub.freebsd.org (Postfix) with ESMTP id 45C8D150D3 for ; Tue, 16 Mar 1999 08:22:08 -0800 (PST) (envelope-from jkf@wolfnet.org) Received: from outreach.wolfnet.org ([207.173.133.202]) by outreach.wolfnet.org with esmtp (Exim 2.12 #1) id 10Mwb7-0009X6-00; Tue, 16 Mar 1999 08:21:41 -0800 Date: Tue, 16 Mar 1999 08:21:41 -0800 (PST) From: "Jason K. Fritcher" To: "Kenneth D. Merry" Cc: freebsd-scsi@FreeBSD.ORG Subject: Re: Boot-time scsi probe problem In-Reply-To: <199903160625.XAA23822@panzer.plutotech.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Mon, 15 Mar 1999, Kenneth D. Merry wrote: > This sounds and looks like a known problem with the Adaptec 7890 chips. A > number of people have reported this. Hmmm... Was this reported to the list, and if so, how long ago? I checked the archives for -scsi and didn't see anything in there on this. > Justin has reproduced the problem (with a lot of help from Tor Egge) and > has a PCI bus trace showing the problem. > > He said that there may be a bug in the 7890 that causes it to hang in > certain circumstances; he has mailed Adaptec asking for information. Joy... I guess those certain circumstances are happening almost all the time for me. > Since he's not in town at the moment, I wouldn't expect any response from > him on this for a few days. > > I suggest that you stick with the kernel that boots for now, if you can. > The hang seems to be timing related in some way, so you might get different > results if you stick your hard disk on the Ultra-Wide bus instead of the > Ultra-2 bus. Hopefully Justin will be able to come up with a fix for it > before too long. Ok. I will give this a try later this evening and see if it helps. I did try to take the drive out of LVD mode and put it in SE mode on the U2W bus, but I didn't try it on the UW bus. Thanx for the idea. > You also may want to subscribe to the -scsi list, there's a lot less noise > on this list than on many of the other FreeBSD lists. (for now, at least) I did this too. Thanx for the help. -- Jason K. Fritcher jkf@wolfnet.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message