From owner-freebsd-current Wed Nov 5 14:17:21 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id OAA13467 for current-outgoing; Wed, 5 Nov 1997 14:17:21 -0800 (PST) (envelope-from owner-freebsd-current) Received: from silvia.HIP.Berkeley.EDU (wck-ca4-01.ix.netcom.com [199.35.213.129]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id OAA13348; Wed, 5 Nov 1997 14:16:40 -0800 (PST) (envelope-from asami@vader.cs.berkeley.edu) Received: (from asami@localhost) by silvia.HIP.Berkeley.EDU (8.8.7/8.6.9) id OAA07186; Wed, 5 Nov 1997 14:16:09 -0800 (PST) Date: Wed, 5 Nov 1997 14:16:09 -0800 (PST) Message-Id: <199711052216.OAA07186@silvia.HIP.Berkeley.EDU> To: gemohler@tgn2.tgn.net CC: current@FreeBSD.ORG, se@FreeBSD.ORG In-reply-to: (message from Geoff Mohler on Wed, 5 Nov 1997 14:53:15 -0600 (CST)) Subject: Re: Drive Mapping problem From: asami@cs.berkeley.edu (Satoshi Asami) Sender: owner-freebsd-current@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk (Don't know if Stefan is on -current, so quoted in full.) * Date: Wed, 5 Nov 1997 14:53:15 -0600 (CST) * From: Geoff Mohler * * Hello: * * Here is the basic setup that I have here: * Tyan S1680S Tahoe, Pentium II 266, 128MB * Adaptec 2940UW pci slot 1, Seagate ST19171W dos C: * Adaptec 2940UW pci slot 2, Seagate ST19171W dos D: * * The problem is, that the machine sees "C:" as 80h, and when you install * FreeBSD, it writes the / partition and the other partitions destined for * SD0 to that wrong drive..DOS drive "D:", or 81h * * When you boot, the BIOS attempts to boot from 80h "C:", and of course * there is no filesystem there, and you get "No Operating System" error. * * Why are FreeBSD and the system BIOS mapping different drives to be the * boot drive? I don't know why, Stefan will probably tell you (and even fix it) if you send him a boot -v output. In the meantime, you can probably get around it by disabling the SCSI BIOS on the first Adaptec (so it won't be registered as "80h", or "C:", or whatever). Satoshi