From owner-freebsd-current@FreeBSD.ORG  Tue Jan 20 02:50:41 2004
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id C290116A4CE
	for <current@freebsd.org>; Tue, 20 Jan 2004 02:50:41 -0800 (PST)
Received: from chuggalug.clues.com (chuggalug.demon.co.uk [62.49.17.236])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 89AE943D41
	for <current@freebsd.org>; Tue, 20 Jan 2004 02:50:40 -0800 (PST)
	(envelope-from geoffb@chuggalug.clues.com)
Received: from chuggalug.clues.com (localhost [127.0.0.1])
	by chuggalug.clues.com (8.12.10/8.12.10) with ESMTP id i0KAjs3N002514
	for <current@freebsd.org>; Tue, 20 Jan 2004 10:45:54 GMT
	(envelope-from geoffb@chuggalug.clues.com)
Received: (from geoffb@localhost)
	by chuggalug.clues.com (8.12.10/8.12.10/Submit) id i0KAjsE0002513
	for current@freebsd.org; Tue, 20 Jan 2004 10:45:54 GMT
	(envelope-from geoffb)
Date: Tue, 20 Jan 2004 10:45:54 +0000
From: Geoff Buckingham <geoffb@chuggalug.clues.com>
To: current@freebsd.org
Message-ID: <20040120104554.GC149@chuggalug.clues.com>
References: <20040120092347.GB149@chuggalug.clues.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20040120092347.GB149@chuggalug.clues.com>
User-Agent: Mutt/1.4.1i
Subject: Re: cdboot, mfs_root and mount_cd9660
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 20 Jan 2004 10:50:41 -0000

On Tue, Jan 20, 2004 at 09:23:47AM +0000, Geoff Buckingham wrote:
> 
> For reasons I wont bore people with, I am trying to produce a bootable CD
> using /boot from 5.2 (minus kernel and modules) boot a 4.9 kernel and
> mfs_root.
> 
> This works fine however once booted trying to mount the iso9660 fs from the
> CD produces the error:
> 
> cd9660: /dev/acd0c: Invalid argument
> 
> booting the same kernel and mfs_root bits from a 4.9 pxeboot via tftp I am able
> to succesfully mount the same CD on the same hardware (DL 360 G1)
> 
> Anyone know what I am doing wrong?

Should add this is a no emulation boot.