From owner-freebsd-hackers Mon Nov 13 7:39:29 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from smtp.tor3.targetnet.com (smtp.tor3.targetnet.com [207.176.132.71]) by hub.freebsd.org (Postfix) with ESMTP id DB2BB37B479; Mon, 13 Nov 2000 07:39:26 -0800 (PST) Received: from james by smtp.tor3.targetnet.com with local (Exim 3.16 #1) id 13vLgy-000OHH-00; Mon, 13 Nov 2000 10:38:44 -0500 Date: Mon, 13 Nov 2000 10:38:44 -0500 From: James FitzGibbon To: Chris Dillon Cc: Nick Hibma , hackers@FreeBSD.ORG, scsi@FreeBSD.ORG Subject: Re: USB-to-SCSI converter Message-ID: <20001113103844.A91950@targetnet.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from cdillon@wolves.k12.mo.us on Mon, Nov 13, 2000 at 07:22:04AM -0600 Organization: Targetnet.com Inc. Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG * Chris Dillon (cdillon@wolves.k12.mo.us) [001113 08:22]: > On Sun, 12 Nov 2000, Nick Hibma wrote: > > > I don't know. The only thing I know is that the protocol on the > > USB wire does not let you select the SCSI id, just the LUN. > > Since you can select the LUN and not the ID, maybe they've mapped SCSI > ID0:LUN0 to ID0:LUN0 (duh), ID1:LUN0 to ID0:LUN1, ID2:LUN0 to > ID0:LUN2, and so on, which would explain why we only see a device at > ID0:LUN0 if we aren't looking at the remaining LUNs (are we?). This > would mean that you can't use multi-LUN devices with the USB-SCSI > converter, but that is much more acceptable than only being able to > use ID0 with it. I've got a Nakamichi mj-4.8s (4 disc scsi jukebox) at home that I can put in an external case to test this premise. It comes up as the chosen ID and LUNS 0-3. -- j. James FitzGibbon james@targetnet.com Targetnet.com Inc. Voice/Fax +1 416 306-0466/0452 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message