From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263892AbTDVWzu (ORCPT ); Tue, 22 Apr 2003 18:55:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263893AbTDVWzu (ORCPT ); Tue, 22 Apr 2003 18:55:50 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:6625 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S263892AbTDVWzt (ORCPT ); Tue, 22 Apr 2003 18:55:49 -0400 Subject: Re: nforce2 IDE DMA stopped working (2.4.21-rc1) From: Alan Cox To: Walter Hofmann Cc: Linux Kernel Mailing List In-Reply-To: <20030422205721.GA1123@secretlab.mine.nu> References: <20030422205721.GA1123@secretlab.mine.nu> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1051049388.15763.3.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 22 Apr 2003 23:09:49 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Maw, 2003-04-22 at 21:57, Walter Hofmann wrote: > Using 2.4.20 I could enable DMA using "hdparm -d1 /dev/hda", but with > 2.4.21-rc1 I get "HDIO_SET_DMA failed: Operation not permitted". > This is with a nForce2 chipset. You dont appear to have the right drivers included in your kernel build. At least the boot has no mentuon of the AMD/Nvidia driver