From owner-freebsd-stable Sat Dec 16 10:54:42 2000 From owner-freebsd-stable@FreeBSD.ORG Sat Dec 16 10:54:40 2000 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 155E237B400 for ; Sat, 16 Dec 2000 10:54:40 -0800 (PST) Received: from foo.osd.bsdi.com (root@foo.osd.bsdi.com [204.216.28.137]) by pike.osd.bsdi.com (8.11.1/8.9.3) with ESMTP id eBGIn7E60231; Sat, 16 Dec 2000 10:49:07 -0800 (PST) (envelope-from jhb@foo.osd.bsdi.com) Received: (from jhb@localhost) by foo.osd.bsdi.com (8.11.1/8.11.0) id eBGImGx62537; Sat, 16 Dec 2000 10:48:16 -0800 (PST) (envelope-from jhb) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <200012160727.IAA28032@galaxy.de.cp.philips.com> Date: Sat, 16 Dec 2000 10:48:16 -0800 (PST) Organization: BSD, Inc. From: John Baldwin To: Helge Oldach Subject: Re: Dedicated disks (was: Dangerously Dedicated) Cc: stable@FreeBSD.ORG, samz@oz.net, imp@village.org, mike@argos.org, grog@lemis.com, (Glendon Gross) Sender: jhb@foo.osd.bsdi.com Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On 16-Dec-00 Helge Oldach wrote: > Glendon Gross: >>Is there anyone interested in rewriting that "fake" partition table, > > Please look at the thread with the same topic three weeks ago. > > I stated that it wouldn't be possible because there is a fundamental > disagreement: > > BIOS standard demands that the first *sector* always remains reserved. > However DD mode only reserves the first *block* and starts with the > actual contents at the second block. This (intentionally) violates BIOS > standards. Though many BIOSsen will happily accept it, some will get > picky and refuse to boot a DD disk due to standards violation. > > If you would leave the first *sector* reserved with DD mode, you are > basically left with the layout of non-DD mode, so this is pointless. s/sector/track/g, s/block/sector/g -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.Baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message