Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753296AbXIDHXa (ORCPT ); Tue, 4 Sep 2007 03:23:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751963AbXIDHXH (ORCPT ); Tue, 4 Sep 2007 03:23:07 -0400 Received: from cantor2.suse.de ([195.135.220.15]:41608 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751941AbXIDHXF (ORCPT ); Tue, 4 Sep 2007 03:23:05 -0400 From: Andi Kleen To: "Yinghai Lu" Subject: Re: [patches] [patch 3/5] x86: Add PCI extended config space access for AMD Barcelona Date: Tue, 4 Sep 2007 08:20:47 +0100 User-Agent: KMail/1.9.1 Cc: "Robert Richter" , patches@x86-64.org, "Andreas Herrmann" , linux-kernel@vger.kernel.org References: <20070830174311.221133000@amd.com> <200709031448.42285.ak@suse.de> <86802c440709032354w46395c72m954e53b5685be11e@mail.gmail.com> In-Reply-To: <86802c440709032354w46395c72m954e53b5685be11e@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200709040820.47444.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 655 Lines: 15 > for setting mmio to accessing pci conf space, need to set sth on MSR. > So the BIOS need to make it right..., otherwise OS need to set that > when booting every cpu...to workaround it to make MMCONFIG working. Yes the BIOS has to get some things right. After all that's the BIOS job. And the BIOS knows much more about the hardware than the generic kernel. x86 Linux is not trying to be a BIOS too. -Andi - 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/