From owner-freebsd-sparc64@FreeBSD.ORG  Tue Nov 18 00:55:01 2003
Return-Path: <owner-freebsd-sparc64@FreeBSD.ORG>
Delivered-To: freebsd-sparc64@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 8A6D116A4CE
	for <sparc64@freebsd.org>; Tue, 18 Nov 2003 00:55:01 -0800 (PST)
Received: from smtp.des.no (flood.des.no [217.116.83.31])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 7A7A043FCB
	for <sparc64@freebsd.org>; Tue, 18 Nov 2003 00:55:00 -0800 (PST)
	(envelope-from des@des.no)
Received: by smtp.des.no (Pony Express, from userid 666)
	id 4B476530C; Tue, 18 Nov 2003 09:54:59 +0100 (CET)
Received: from dwp.des.no (des.no [80.203.228.37])
	by smtp.des.no (Pony Express) with ESMTP
	id DA13A5308; Tue, 18 Nov 2003 09:54:45 +0100 (CET)
Received: by dwp.des.no (Postfix, from userid 2602)
	id 48FEF33C68; Tue, 18 Nov 2003 09:54:45 +0100 (CET)
To: Garance A Drosihn <drosih@rpi.edu>
References: <20031114105853.A92204@carver.gumbysoft.com>
	<20031114134001.D92204@carver.gumbysoft.com>
	<20031117130205.R22102@carver.gumbysoft.com>
	<p06002021bbdf0a93b762@[128.113.24.47]>
From: des@des.no (Dag-Erling =?iso-8859-1?q?Sm=F8rgrav?=)
Date: Tue, 18 Nov 2003 09:54:45 +0100
In-Reply-To: <p06002021bbdf0a93b762@[128.113.24.47]> (Garance A. Drosihn's
 message of "Mon, 17 Nov 2003 18:44:51 -0500")
Message-ID: <xzpbrraxdii.fsf@dwp.des.no>
User-Agent: Gnus/5.090024 (Oort Gnus v0.24) Emacs/21.3 (berkeley-unix)
MIME-Version: 1.0
Content-Type: text/plain; charset=iso-8859-1
Content-Transfer-Encoding: quoted-printable
X-Spam-Checker-Version: SpamAssassin 2.60 (1.212-2003-09-23-exp) on 
	flood.des.no
X-Spam-Level: ss
X-Spam-Status: No, hits=2.5 required=5.0 tests=RCVD_IN_DYNABLOCK autolearn=no 
	version=2.60
cc: sparc64@freebsd.org
Subject: Re: ultra5/cmd646 hang
X-BeenThere: freebsd-sparc64@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Porting FreeBSD to the Sparc <freebsd-sparc64.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-sparc64>,
	<mailto:freebsd-sparc64-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-sparc64>
List-Post: <mailto:freebsd-sparc64@freebsd.org>
List-Help: <mailto:freebsd-sparc64-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-sparc64>,
	<mailto:freebsd-sparc64-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 18 Nov 2003 08:55:01 -0000

Garance A Drosihn <drosih@rpi.edu> writes:
> Well, for what it's worth I hit something vaguely similar on
> my Ultra-10 [...]
> Unfortunately, I then mistakenly blew away my working kernel,
> so right now I can't boot up the machine at all.  [...]

Just disable DMA in the loader (set hw.ata.ata_dma=3D0) and boot your
new kernel.  Slow as hell, but it works.

DES
--=20
Dag-Erling Sm=F8rgrav - des@des.no