From owner-freebsd-hackers Mon Jan 15 03:04:01 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id DAA06361 for hackers-outgoing; Mon, 15 Jan 1996 03:04:01 -0800 (PST) Received: from irz301.inf.tu-dresden.de (irz301.inf.tu-dresden.de [141.76.1.11]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id CAA05978 for ; Mon, 15 Jan 1996 02:58:59 -0800 (PST) Received: from sax.sax.de by irz301.inf.tu-dresden.de (8.6.12/8.6.12-s1) with ESMTP id LAA11667; Mon, 15 Jan 1996 11:57:03 +0100 Received: by sax.sax.de (8.6.11/8.6.12-s1) with UUCP id LAA12971; Mon, 15 Jan 1996 11:57:03 +0100 Received: (from j@localhost) by uriah.heep.sax.de (8.7.3/8.6.9) id LAA12015; Mon, 15 Jan 1996 11:33:57 +0100 (MET) From: J Wunsch Message-Id: <199601151033.LAA12015@uriah.heep.sax.de> Subject: Re: m-o drives To: lists@argus.flash.net (mailing list account) Date: Mon, 15 Jan 1996 11:33:56 +0100 (MET) Cc: freebsd-hackers@freebsd.org Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <199601150730.BAA02133@argus.flash.net> from "mailing list account" at Jan 15, 96 01:30:57 am X-Phone: +49-351-2012 669 X-Mailer: ELM [version 2.4 PL23] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-hackers@freebsd.org Precedence: bulk As mailing list account wrote: > > i thought this might help someone out... is there any way this could be > added to the distribution /etc/disktab ? I would do it, but: > mta3230|mo230|IBM MTA-3230 230 Meg 3.5inch Magneto-Optical:\ > :ty=removeable:dt=SCSI:rm#3600:\ > :se#512:nt#64:ns#32:nc#216:sc#2048:su#444384:\ ^^^^^^^^^^^^^^^^^^ > :pa#444384:oa#0:ba#4096:fa#0:ta=4.2BSD:\ > :pc#444384:oc#0: This rather seems like a translated geometry from your SCSI adapter in the DOS/BIOS environment, not the actual geometry of the disk. For a disk like an MO, using the UFS layout optimizations will still make sense (unlike for other disks), so using the physical geometry might be better here. Just for reference, these are the parameters of my Sony 650 entry: sony650|Sony 650 MB MOD|\ :ty=winchester:dt=SCSI:se#512:nt#1:ns#31:nc#18600:ts#1:rm#4800:\ ^^^^^^^^^^^^^^^^^^^ :pc#576600:oc#0:\ :pa#576600:oa#0:ta=4.2BSD:ba#8192:fa#1024: -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)