Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755408AbYGRJit (ORCPT ); Fri, 18 Jul 2008 05:38:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753984AbYGRJim (ORCPT ); Fri, 18 Jul 2008 05:38:42 -0400 Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:36480 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753885AbYGRJil (ORCPT ); Fri, 18 Jul 2008 05:38:41 -0400 Date: Fri, 18 Jul 2008 10:06:07 +0100 From: Alan Cox To: Robert Hancock Cc: Frantisek Hanzlik , linux-kernel@vger.kernel.org Subject: Re: serverworks CSB5 IDE: DMA disabled on secondary channel Message-ID: <20080718100607.1589ed2f@the-village.bc.nu> In-Reply-To: <487FED33.2030207@shaw.ca> References: <487FED33.2030207@shaw.ca> X-Mailer: Claws Mail 3.4.0 (GTK+ 2.12.8; 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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 683 Lines: 16 > > ata2.01: ATAPI: CD-W540E, 1.0D, max UDMA/33 > > ata2.00: simplex DMA is claimed by other device, disabling DMA > > ata2.01: simplex DMA is claimed by other device, disabling DMA > > ata2.00: configured for PIO4 > > ata2.01: configured for PIO4 Disable the pata_acpi driver and let me know if it then behaves. We had a similar problem with the ATI hardware which lost and messed up its internal state if pata_acpi was loaded first. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/