From owner-freebsd-questions@FreeBSD.ORG Wed Feb 16 23:37:06 2005 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3FDF516A4CF for ; Wed, 16 Feb 2005 23:37:06 +0000 (GMT) Received: from asmtp01.eresmas.com (asmtp01.eresmas.com [62.81.235.141]) by mx1.FreeBSD.org (Postfix) with ESMTP id DDE3743D1F for ; Wed, 16 Feb 2005 23:37:05 +0000 (GMT) (envelope-from ea1abz@wanadoo.es) Received: from [192.168.108.54] (helo=mx01.eresmas.com) by asmtp01.eresmas.com with esmtp (Exim 4.30) id 1D1Yj9-0008BC-PA; Thu, 17 Feb 2005 00:37:03 +0100 Received: from [80.103.43.142] (helo=[80.103.43.142]) by mx01.eresmas.com with asmtp (Exim 4.41) id 1D1Yj9-0005fK-Tq; Thu, 17 Feb 2005 00:37:04 +0100 Message-ID: <4213D936.1040700@wanadoo.es> Date: Thu, 17 Feb 2005 00:37:26 +0100 From: Ramiro Aceves User-Agent: Mozilla Thunderbird 0.9 (X11/20041124) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Peter Risdon , freebsd-questions-en References: <20050216143105.57059.qmail@web54003.mail.yahoo.com> <1108567086.23699.335.camel@lorna.circlesquared.com> In-Reply-To: <1108567086.23699.335.camel@lorna.circlesquared.com> X-Enigmail-Version: 0.89.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: 0.0 (/) X-Spam-Score: 0.0 (/) Subject: Re: UDMA ICRC error X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Feb 2005 23:37:06 -0000 Peter Risdon wrote: > On Wed, 2005-02-16 at 06:31 -0800, Rob wrote: > >>Ramiro Aceves wrote: >> >>>I have read that others had this problem before. I >>>just write this report for you to know. >>> >>>When I installed FreeBSD 5.3 R, I get some errors >>>like this, but I could end the install: >>> >>>ad0: WARNING -READ_DMA UDMA ICRC error (retrying >>> request) LBA=5313599 >>>ad0: FAILURE -READ_DMA status=51 >>> error=84 >ICRC,ABORTED> >>>spec_getpages:(ad0s1a) I/O read failure: (error=5) >>>................ >>> >>>I have solved the problem disabling DMA: >>>hw.ata.ata_dma="0" >>> >>>(I previously tried disabling ACPI with no success, >>>and playing with BIOS LBA, LARGE, NORMAL settings >>>at the BIOS with no success). >>> >>>Now ad0: works in PIO4 mode and everything is fine, >>>previously , it was UDMA33. Now there are no errors. >> >>There's you and me now. I have this problem with two >>of my PCs. I don't know yet of anybody else who has >>these problems. >> >>It's indeed a serious problem, but too few people >>running 5.3 seem to suffer from this. > > > No, it's a known problem and I filed a pr about it a while back. So far > as I know, there's been no action on the pr and disabling dma is the > only workaround. > >>Have you tried with 4.11? >>I bet that would not generate these problems. > > > Agreed. > > Peter. > > > Hi Peter! Thank you very much for the usefull information. We will keep in touch for any news. Ramiro.