From owner-freebsd-questions Wed Mar 11 13:42:38 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id NAA17235 for freebsd-questions-outgoing; Wed, 11 Mar 1998 13:42:38 -0800 (PST) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from bogslab.ucdavis.edu (root@bogslab.ucdavis.edu [128.120.162.26]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id NAA17135 for ; Wed, 11 Mar 1998 13:42:22 -0800 (PST) (envelope-from greg@bogslab.ucdavis.edu) Received: from myrtle1.bogs.org (root@myrtle1.bogs.org [198.137.203.39]) by bogslab.ucdavis.edu (8.7.4/8.7.3) with ESMTP id NAA04323 for ; Wed, 11 Mar 1998 13:42:14 -0800 (PST) Received: from myrtle1.bogs.org (greg@localhost [127.0.0.1]) by myrtle1.bogs.org (8.6.12/8.6.12) with ESMTP id NAA21904 for ; Wed, 11 Mar 1998 13:40:30 -0800 Message-Id: <199803112140.NAA21904@myrtle1.bogs.org> To: questions@FreeBSD.ORG X-To: Doug White Subject: Re: teac mt-2st/n50 In-reply-to: Your message of "Wed, 11 Mar 1998 11:24:29 PST." Reply-To: gkshenaut@ucdavis.edu Date: Wed, 11 Mar 1998 13:40:07 -0800 From: Greg Shenaut Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message , Doug White cleopede: >On Tue, 10 Mar 1998, Greg Shenaut wrote: > >> I have several of these scsi tape drives, and need to get them >> working with fbsd225. They are 160MB DCAS (data cassette) drives, >> and I have been using them successfully for years with DOS and >> BSD/OS, so I have lots of data stored on cassettes which I need to >> get access to. When I try to access the tapes, I get an "illegal >> request" message, plus an "oops not queued" when I try to read or >> write. > >Either it's not really SCSI or your termination may be off. Neither of these are likely. >What does the probe message for this device look like? (aic0:4:0): "TEAC MT-2ST/N50 RV E" type 1 removable SCSI 1 st0(aic0:4:0): Sequential-Access density code 0x8, drive empty or, if I put a tape in the drive, the last part is ...density code 0x88, 512-byte blocks, write enabled I have tried using the command mt -f /dev/st0ctl.0 with the following parameters: ...blocksize 512 (this gets rid of the "bad request, must be between 0 and 0" error) ...density 0 ...density 0x88 ...density 0x8 ...density 0x80 (this gets an error from the drive) When I try to read the drive using the command dd if=/dev/rst0 bs=512 count=1 | od I get an EIO error from dd, and the console error message says "ILLEGAL REQUEST" and "oops not queued". -Greg To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message