From owner-freebsd-current Fri Jun 11 10:38:27 1999 Delivered-To: freebsd-current@freebsd.org Received: from neunacht.netgsi.com (neunacht.netgsi.com [192.55.203.174]) by hub.freebsd.org (Postfix) with ESMTP id 37F7214EDF for ; Fri, 11 Jun 1999 10:38:02 -0700 (PDT) (envelope-from cjohnson@neunacht.netgsi.com) Received: (from cjohnson@localhost) by neunacht.netgsi.com (8.9.2/8.9.2) id NAA73059; Fri, 11 Jun 1999 13:37:23 -0400 (EDT) (envelope-from cjohnson) From: "Christopher T. Johnson" Message-Id: <199906111737.NAA73059@neunacht.netgsi.com> Subject: Re: Further on tape & CAM problems In-Reply-To: <19990501092120.A13451@luke.pmr.com> from Bob Willcox at "May 1, 1999 09:21:20 am" To: bob@pmr.com (Bob Willcox) Date: Fri, 11 Jun 1999 13:37:22 -0400 (EDT) Cc: wilko@yedi.iaf.nl (Wilko Bulte), shocking@prth.pgs.com, current@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL54 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Sorry for the long delay on this. I finally have working tape again, got it fixxed about 3 weeks ago. Upgraded to current as of May 24th and put the old drive back in. Everything is working correctly again. I'm a bit scared to change out the tape drive for more testing. Chris > On Fri, Apr 30, 1999 at 12:36:25AM +0200, Wilko Bulte wrote: > > As Bob Willcox wrote ... > > > On Thu, Apr 29, 1999 at 10:26:36PM +0200, Wilko Bulte wrote: > > > > As Bob Willcox wrote ... > > > > > On Wed, Apr 28, 1999 at 08:45:36PM +0200, Wilko Bulte wrote: > > > > > > > > > shipping 8200's (this was right at their end-of-life) was: > > > > > > > > > > MX: 2680 > > > > > SV: C034 > > > > > > > > > > This is for generic models. OEM models may have different versions > > > > > due to customizations. > > > > > > > > And these are not recommended for general use. > > > > > > Hmm, why is that? The newest of the IBM branded Exabyte 8200's that I > > > > That is what I've been told by an Exabyte engineer years back. I can only > > guess that some OEMs need adaptations to the firmware behaviour that are > > incompatible with what the rest of the world needs (or has standardised > > on, e.g. in the ANSI SCSI standard). Again, guessing. > > Well, I can only speak for the IBM OEM'd drives that I have (as a > retired IBMer, I've been picking them up at their employee surplus > store here in Austin, TX). For these drives the generic firmware works > just fine. I can see why Exabyte wouldn't openly recommend the change > though. > > Back in the late 80's, when I was still working for IBM on AIX, I do > recall that we did have some customizations in the firmware for the > RS/6K AIX systems. In addition to changing the Inquiry command Vendor > ID data, I believe there were some functional changes (I don't recall > the details). I have always suspected that the functional changes are > likely what made the IBM OEM'd drives fail on FreeBSD! The upgraded > firmware IBM drives work on both (as "Other SCSI Tape Drive"). > > > > > > have have precisely these firmware levels in them (2680 & C034). Also, > > > > Mine works OK with that f/w. Not that I use the 8200 often anymore, > > I like my DLT4000 much better than the 8200. ;-) > > I much prefer my Exabyte Mammouth drives as well :-) > > (But I do seem to get some fun out of playing with the 8200's I get for > $10 apiece from the surplus store :-) > > Bob > > -- > Bob Willcox The man who follows the crowd will usually get no > bob@luke.pmr.com further than the crowd. The man who walks alone is > Austin, TX likely to find himself in places no one has ever > been. -- Alan Ashley-Pitt > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message