From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965873AbXHIOqS (ORCPT ); Thu, 9 Aug 2007 10:46:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965529AbXHIOqE (ORCPT ); Thu, 9 Aug 2007 10:46:04 -0400 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:41271 "EHLO the-village.bc.nu" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S965521AbXHIOqB (ORCPT ); Thu, 9 Aug 2007 10:46:01 -0400 Date: Thu, 9 Aug 2007 15:53:24 +0100 From: Alan Cox To: chuck.lever@oracle.com Cc: linux-kernel@vger.kernel.org Subject: Re: DMA CRC errors with SiS chipset and notebook drive Message-ID: <20070809155324.3a9499ca@the-village.bc.nu> In-Reply-To: <46BB190E.2030102@oracle.com> References: <46BB190E.2030102@oracle.com> X-Mailer: Claws Mail 2.9.1 (GTK+ 2.10.13; i386-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > Aug 9 07:41:29 monet kernel: ata1.00: limiting speed to UDMA/66:PIO4 > Aug 9 07:41:29 monet kernel: ata1.00: exception Emask 0x0 SAct 0x0 SErr > 0x0 action 0x2 > Aug 9 07:41:29 monet kernel: ata1.00: (BMDMA stat 0x64) > Aug 9 07:41:29 monet kernel: ata1.00: cmd > c8/00:08:fb:7c:a1/00:00:00:00:00/e0 tag 0 cdb 0x12 data 4096 in > Aug 9 07:41:29 monet kernel: res > 51/84:00:00:00:00/00:00:00:00:00/e0 Emask 0x10 (ATA bus error) > Aug 9 07:41:29 monet kernel: ata1: soft resetting port > Aug 9 07:41:29 monet kernel: ata1.00: configured for UDMA/66 > Aug 9 07:41:29 monet kernel: ata1.01: configured for UDMA/33 > Aug 9 07:41:29 monet kernel: ata1: EH complete Drops to UDMA33 for 40 wire cable. Looks to me like your cabling is out of spec or you have electrical noise problems. Alan