From owner-freebsd-questions  Sat Jul 26 12:32:05 1997
Return-Path: <owner-freebsd-questions>
Received: (from root@localhost)
          by hub.freebsd.org (8.8.5/8.8.5) id MAA15403
          for questions-outgoing; Sat, 26 Jul 1997 12:32:05 -0700 (PDT)
Received: from gdi.uoregon.edu (cisco-ts14-line14.uoregon.edu [128.223.150.180])
          by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id MAA15349
          for <questions@FreeBSD.ORG>; Sat, 26 Jul 1997 12:32:00 -0700 (PDT)
Received: from localhost (dwhite@localhost)
          by gdi.uoregon.edu (8.8.5/8.8.5) with SMTP id MAA04714;
          Sat, 26 Jul 1997 12:31:51 -0700 (PDT)
Date: Sat, 26 Jul 1997 12:31:51 -0700 (PDT)
From: Doug White <dwhite@gdi.uoregon.edu>
X-Sender: dwhite@localhost
Reply-To: Doug White <dwhite@resnet.uoregon.edu>
To: "M. L. Dodson" <bdodson@beowulf.utmb.edu>
cc: questions@FreeBSD.ORG
Subject: Re: NT4, FBSD, different disks and booting
In-Reply-To: <199707251720.MAA23099@beowulf.utmb.edu>
Message-ID: <Pine.BSF.3.96.970726123047.4628L-100000@localhost>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-freebsd-questions@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk

On Fri, 25 Jul 1997, M. L. Dodson wrote:

> Mine is a quite common situation, I would think.  Description: a 
> new PentiumPro, which, of course, comes with an IDE disk.  Not 
> wanting to demean ;) FreeBSD by installing it on the IDE disk, I 
> installed FBSD on an external 4 GB SCSI (not "dangerously 
> dedicated", just the standard slice install).  NT 4.0 workstation 
> is living on the whole IDE disk (I need to boot BT sometimes
> to use Excel and Word).
> 
> I went to the FAQ to see how to setup the NT bootmanager to
> handle the dual boot, where I see that the recipe only works if
> both are on the same disk.  Aha, says I, I just need a customized
> boot block.  So I went to the biosboot directory where I compiled
> a bootblock with BOOT_HD_BIAS=1, substituted boot1 (obtained after
> the make) for the boot block normally acquired via dd in the recipe, 
> and still got a "no bootable partition" error, with no FBSD boot.  
> 
> Does anyone know how to handle this type of (likely quite common) 
> situation?  Booting off a floppy is getting old fast.

Unfortunately, this type of situation usually doesn't work since the BIOS
doesn't reassign the disk numbers properly, so consequently you can't boot
off of the SCSI unless you disable the IDE.  

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major
Spam routed to /dev/null by Procmail    | Death to Cyberpromo