From owner-freebsd-questions Tue Nov 7 19:15:06 1995 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id TAA15105 for questions-outgoing; Tue, 7 Nov 1995 19:15:06 -0800 Received: from genesis.atrad.adelaide.edu.au (genesis.atrad.adelaide.edu.au [129.127.96.120]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id TAA15075 for ; Tue, 7 Nov 1995 19:14:53 -0800 Received: from msmith@localhost by genesis.atrad.adelaide.edu.au (8.6.12/8.6.9) id DAA05745; Wed, 8 Nov 1995 03:09:25 GMT From: Michael Smith Message-Id: <199511080309.DAA05745@genesis.atrad.adelaide.edu.au> Subject: Re: IDE HD > 1Gb To: gurney_j@efn.org Date: Wed, 8 Nov 1995 03:09:24 +0000 () Cc: msmith@atrad.adelaide.edu.au, lmcsato@lmc.ericsson.se, questions@FreeBSD.org In-Reply-To: from "John-Mark Gurney" at Nov 7, 95 07:12:53 pm MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Length: 939 Sender: owner-questions@FreeBSD.org Precedence: bulk John-Mark Gurney stands accused of saying: > > No. The "truth" is that it is impossible for the MBR code, which uses > > the BIOS, to load _any_ operating system from beyond the 1024 cylinder > > mark. > > I haven't tried this... but is it possible if you bios supports setting > the cylinders > 1024? My AMI bios allows you to... but I haven't tried > adding a root partition >1024... No. The cylinder value as passed to the BIOS int13 call is _by_definition_ limited to 10 bits, or 1024. In this context, it simply _cannot_ be done. > John-Mark -- ]] Mike Smith, Software Engineer msmith@atrad.adelaide.edu.au [[ ]] Genesis Software genesis@atrad.adelaide.edu.au [[ ]] High-speed data acquisition and (GSM mobile) 041-122-496 [[ ]] realtime instrument control (ph/fax) +61-8-267-3039 [[ ]] My car has "demand start" -Terry Lambert UNIX: live FreeBSD or die! [[