From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750830AbWIJNCF (ORCPT ); Sun, 10 Sep 2006 09:02:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750923AbWIJNCF (ORCPT ); Sun, 10 Sep 2006 09:02:05 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:6545 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S1750830AbWIJNCC (ORCPT ); Sun, 10 Sep 2006 09:02:02 -0400 Message-ID: <45040CC7.9080607@garzik.org> Date: Sun, 10 Sep 2006 09:01:59 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.5 (X11/20060808) MIME-Version: 1.0 To: Simon MORIN CC: linux-kernel@vger.kernel.org Subject: Re: DMA activation problem on Intel ICH7 82801GBM/GHMA References: <200609101201.52167.simon-morin@laposte.net> In-Reply-To: <200609101201.52167.simon-morin@laposte.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.3 (----) X-Spam-Report: SpamAssassin version 3.1.3 on srv5.dvmed.net summary: Content analysis details: (-4.3 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Simon MORIN wrote: > Hello ! > > I have installed Gentoo Linux on my Acer Aspire 9410 laptop (Core Duo). > > The hard drive and the cdrom are PATA devices and activating DMA on them seems > to be impossible. The IDE controller is an Intel 82801GBM/GHM (ICH7 Family). > > I checked the option "Intel PIIXn chipsets support" (CONFIG_BLK_DEV_PIIX=y) > in "ATA/ATAPI/MFM/RLL" but it doesn't recognise the chipset (nothing appear > about this in dmesg), so I can only use the generic ide driver. > > When I run hdparm as root, it shows me this : > >> hdparm -d1 /dev/sda > /dev/sda: > setting using_dma to 1 (on) > HDIO_SET_DMA failed: Invalid argument Same old combined mode problem. Google around for this FAQ... Jeff