From owner-freebsd-scsi Tue Feb 29 23:21:48 2000 Delivered-To: freebsd-scsi@freebsd.org Received: from mass.cdrom.com (mass.cdrom.com [204.216.28.184]) by hub.freebsd.org (Postfix) with ESMTP id B5D2837C119 for ; Tue, 29 Feb 2000 23:21:41 -0800 (PST) (envelope-from msmith@mass.cdrom.com) Received: from mass.cdrom.com (localhost [127.0.0.1]) by mass.cdrom.com (8.9.3/8.9.3) with ESMTP id XAA04319; Tue, 29 Feb 2000 23:21:33 -0800 (PST) (envelope-from msmith@mass.cdrom.com) Message-Id: <200003010721.XAA04319@mass.cdrom.com> X-Mailer: exmh version 2.1.1 10/15/1999 To: "Kenneth D. Merry" Cc: scsi@FreeBSD.ORG Subject: Re: chio trap with not-ready changer In-reply-to: Your message of "Wed, 01 Mar 2000 00:08:08 MST." <20000301000808.A28657@panzer.kdm.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 29 Feb 2000 23:21:33 -0800 From: Mike Smith Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > Unfortunately, it's still failing: > > > > (ch0:ahc0:0:4:0): MODE SENSE(06). CDB: 1a 0 1d 0 20 0 > > (ch0:ahc0:0:4:0): UNIT ATTENTION asc:29,0 > > (ch0:ahc0:0:4:0): Power on, reset, or bus device reset occurred > > (ch0:ahc0:0:4:0): fatal error, failed to attach to device > > (ch0:ahc0:0:4:0): lost device > > (ch0:ahc0:0:4:0): removing device entry > > > > I don't know whether it's necessary to clear this condition somehow... > > Well, normally, issuing any command other than an inquiry will clear a > unit attention condition. > > What happens if you do something like: > > camcontrol tur passN -v > > Where passN is the passthrough device that attached to it? If it returns > errors, try it a few times in a row. > > Also, it might be interesting to see what CAM status is getting returned > each time. The attached patch is the same as the previous patch, except > that it will print out the CAM status, SCSI status and retry count for > each failed command during the probe phase. (ch0:ahc0:0:4:0): CAM status = 0x4c, retry count = 0 (ch0:ahc0:0:4:0): MODE SENSE(06). CDB: 1a 8 1d 0 20 0 (ch0:ahc0:0:4:0): UNIT ATTENTION asc:29,0 (ch0:ahc0:0:4:0): Power on, reset, or bus device reset occurred (ch0:ahc0:0:4:0): CAM status = 0x4c, retry count = 0 (ch0:ahc0:0:4:0): MODE SENSE(06). CDB: 1a 0 1d 0 20 0 (ch0:ahc0:0:4:0): UNIT ATTENTION asc:29,0 (ch0:ahc0:0:4:0): Power on, reset, or bus device reset occurred (ch0:ahc0:0:4:0): MODE SENSE(06). CDB: 1a 0 1d 0 20 0 (ch0:ahc0:0:4:0): UNIT ATTENTION asc:29,0 (ch0:ahc0:0:4:0): Power on, reset, or bus device reset occurred (ch0:ahc0:0:4:0): fatal error, failed to attach to device (ch0:ahc0:0:4:0): lost device (ch0:ahc0:0:4:0): removing device entry ... fnord# camcontrol tur pass0 -v Unit is not ready (pass0:ahc0:0:4:0): TEST UNIT READY. CDB: 0 0 0 0 0 0 (pass0:ahc0:0:4:0): UNIT ATTENTION asc:29,0 (pass0:ahc0:0:4:0): Power on, reset, or bus device reset occurred field replaceable unit: 4 fnord# camcontrol tur pass0 -v Unit is ready Looks like it might want a TEST UNIT READY to clear the condition? -- \\ Give a man a fish, and you feed him for a day. \\ Mike Smith \\ Tell him he should learn how to fish himself, \\ msmith@freebsd.org \\ and he'll hate you for a lifetime. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message