From owner-freebsd-bugs  Fri Mar 23 11: 0:24 2001
Delivered-To: freebsd-bugs@hub.freebsd.org
Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21])
	by hub.freebsd.org (Postfix) with ESMTP id 4486537B71E
	for <freebsd-bugs@hub.freebsd.org>; Fri, 23 Mar 2001 11:00:05 -0800 (PST)
	(envelope-from gnats@FreeBSD.org)
Received: (from gnats@localhost)
	by freefall.freebsd.org (8.11.1/8.11.1) id f2NJ05I09687;
	Fri, 23 Mar 2001 11:00:05 -0800 (PST)
	(envelope-from gnats)
Date: Fri, 23 Mar 2001 11:00:05 -0800 (PST)
Message-Id: <200103231900.f2NJ05I09687@freefall.freebsd.org>
To: freebsd-bugs@FreeBSD.org
Cc: 
From: Soren Schmidt <sos@freebsd.dk>
Subject: Re: kern/26031: 4.3-BETA crashes on 'mount /dev/acd0c /mnt/cd'
Reply-To: Soren Schmidt <sos@freebsd.dk>
Sender: owner-freebsd-bugs@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.org

The following reply was made to PR kern/26031; it has been noted by GNATS.

From: Soren Schmidt <sos@freebsd.dk>
To: davidt@yadt.co.uk (David Taylor)
Cc: FreeBSD-gnats-submit@FreeBSD.ORG
Subject: Re: kern/26031: 4.3-BETA crashes on 'mount /dev/acd0c /mnt/cd'
Date: Fri, 23 Mar 2001 19:58:50 +0100 (CET)

 It seems David Taylor wrote:
 > On Fri, 23 Mar 2001, Soren Schmidt wrote: 
 > > 
 > > You should disable DMA on the CDROM, then get back with the
 > > result....
 > 
 > # sysctl hw.atamodes
 > hw.atamodes: dma,---,dma,dma,
 > 
 > # sysctl -w hw.atamodes="dma,---,pio,pio"
 > hw.atamodes: dma,---,pio,pio, -> dma,---,pio,pio,
 > 
 > # mount /dev/acd0c /mnt/dvd/
 > mount: /dev/acd0c on /mnt/dvd: incorrect super block
 > 
 > (which I presume is the correct behaviour)
 
 Yups, you got yet another drive/controller combo that cant do 
 ATAPI DMA proberly...
 
 -Søren

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-bugs" in the body of the message