From owner-freebsd-alpha  Tue Feb 11 13:31: 9 2003
Delivered-To: freebsd-alpha@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 3BEE537B401
	for <alpha@FreeBSD.ORG>; Tue, 11 Feb 2003 13:31:08 -0800 (PST)
Received: from duke.cs.duke.edu (duke.cs.duke.edu [152.3.140.1])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 5A27B43F3F
	for <alpha@FreeBSD.ORG>; Tue, 11 Feb 2003 13:31:07 -0800 (PST)
	(envelope-from gallatin@cs.duke.edu)
Received: from grasshopper.cs.duke.edu (grasshopper.cs.duke.edu [152.3.145.30])
	by duke.cs.duke.edu (8.12.6/8.12.6) with ESMTP id h1BLV58I006585
	(version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO);
	Tue, 11 Feb 2003 16:31:05 -0500 (EST)
Received: (from gallatin@localhost)
	by grasshopper.cs.duke.edu (8.11.6/8.9.1) id h1BLV0s30698;
	Tue, 11 Feb 2003 16:31:00 -0500 (EST)
	(envelope-from gallatin@cs.duke.edu)
From: Andrew Gallatin <gallatin@cs.duke.edu>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Message-ID: <15945.27540.655333.324376@grasshopper.cs.duke.edu>
Date: Tue, 11 Feb 2003 16:31:00 -0500 (EST)
To: Marco Beishuizen <marco@beishuizen.info>
Cc: FreeBSD alpha mailing list <alpha@FreeBSD.ORG>
Subject: Re: Why is XFree86 on FreeBSD/Alpha much slower?
In-Reply-To: <Pine.BSF.4.53.0302112216160.294@tsunami.bsd>
References: <Pine.BSF.4.53.0302112042190.294@tsunami.bsd>
	<15945.23721.759825.313603@grasshopper.cs.duke.edu>
	<Pine.BSF.4.53.0302112129370.294@tsunami.bsd>
	<15945.24538.794799.926276@grasshopper.cs.duke.edu>
	<Pine.BSF.4.53.0302112147000.294@tsunami.bsd>
	<15945.25465.768071.583030@grasshopper.cs.duke.edu>
	<Pine.BSF.4.53.0302112200580.294@tsunami.bsd>
	<15945.26349.357142.151047@grasshopper.cs.duke.edu>
	<Pine.BSF.4.53.0302112216160.294@tsunami.bsd>
X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid
Sender: owner-freebsd-alpha@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-alpha.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-alpha>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-alpha>
X-Loop: FreeBSD.org


Marco Beishuizen writes:
 > On Tue, 11 Feb 2003, the wise Andrew Gallatin spoke, and said:
 > 
 > >
 > > Marco Beishuizen writes:
 > >  >
 > >  > When I replaced the PowerStorm I did try the Matrox in the 64 bit slots
 > >  > but it didn't boot. It booted in the 32 bit slot, so I left it there.
 > >  >
 > >
 > > Search for "set pci_device_override" at
 > > http://www.freebsd.org/releases/5.0R/hardware-alpha.html
 > >
 > > Drew
 > 
 > Yes, but there is a warning that my data could 'mysteriously get mangled'
 > when using that. I'm not sure if that is a good idea.
 > 

The bug in question occurrs when DMAing across a page boundary.
In my experience, this bug causes the machine to lock solid, not to
exhibit corruption.

Like Fred said, its a graphics controller not a scsi adapter.  Give it
a shot.

Drew

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