Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755980AbXLUBmv (ORCPT ); Thu, 20 Dec 2007 20:42:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752975AbXLUBmn (ORCPT ); Thu, 20 Dec 2007 20:42:43 -0500 Received: from mx1.redhat.com ([66.187.233.31]:54666 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752078AbXLUBmm (ORCPT ); Thu, 20 Dec 2007 20:42:42 -0500 Message-ID: <476B19FD.7090504@redhat.com> Date: Thu, 20 Dec 2007 20:42:21 -0500 From: Tony Camuso Reply-To: tcamuso@redhat.com User-Agent: Thunderbird 2.0.0.9 (X11/20071031) MIME-Version: 1.0 To: tcamuso@redhat.com CC: Robert Hancock , Greg KH , linux-kernel@vger.kernel.org, linux-pci@atrey.karlin.mff.cuni.cz, "Chumbalkar, Nagananda" , Prarit Bhargava , bnagendr@redhat.com Subject: Re: [Fwd: Re: [PATCH 0/5]PCI: x86 MMCONFIG] References: <476B0C58.4030703@shaw.ca> <476B185D.3000409@redhat.com> In-Reply-To: <476B185D.3000409@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1038 Lines: 28 > Robert Hancock wrote: > > First off, I would like to see confirmation from the horses's mouths > here (namely AMD, ServerWorks/Broadcom, and whoever else) that there > is no other way to get around this problem than disabling MMCONFIG for > accesses behind those chips. > > And here are the excerpts from that page of the spec which are salient to the present discussion: ---------------------------------------------------------------------- The base configuration space of the AMD-8132 and PCI(-X) devices attached to it are accessible using only the mechanism defined in PCI 2.3. Registers of PCI-X Mode 2 devices attached to the AMD-8132 in the extended configuration space are not accessible. The AMD-8132 has no registers in the extended configuration space. Fix Planned No -- 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/