Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757503AbXIEWml (ORCPT ); Wed, 5 Sep 2007 18:42:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756301AbXIEWmd (ORCPT ); Wed, 5 Sep 2007 18:42:33 -0400 Received: from wa-out-1112.google.com ([209.85.146.176]:5387 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755140AbXIEWmc (ORCPT ); Wed, 5 Sep 2007 18:42:32 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=jsth1j7bPq/z15jLWzDPmwoMZHdmm6+7bhdwqm8Qg27+dr82qat6qm37loqI7dttr93HteJ5xR+DFXFE7w4nm4NxSdK0WFfWF2/BRRKHbMLVDWsAf6wjhC4hL3wGwayJJZLWoWF2b8iLwtsMzVk4AXJr44QxR6zA3EyQKXqDdBU= Message-ID: <86802c440709051542w1950e28bhb21cf5c380527a6e@mail.gmail.com> Date: Wed, 5 Sep 2007 15:42:31 -0700 From: "Yinghai Lu" To: "Andreas Herrmann" Subject: Re: [patches] [patch 3/5] x86: Add PCI extended config space access for AMD Barcelona Cc: "Arne Georg Gleditsch" , "H. Peter Anvin" , "Robert Richter" , "Arjan van de Ven" , patches@x86-64.org, linux-kernel@vger.kernel.org In-Reply-To: <20070905161300.GE22086@alberich.amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20070903081736.288288000@amd.com> <20070903013157.72c94891@laptopd505.fenrus.org> <20070903091718.GB22144@alberich.amd.com> <20070903043319.7573875b@laptopd505.fenrus.org> <20070903154734.GC22086@alberich.amd.com> <46DE45A2.40403@zytor.com> <20070905084427.GE6409@erda.amd.com> <46DE80F0.4000706@zytor.com> <20070905161300.GE22086@alberich.amd.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1008 Lines: 21 On 9/5/07, Andreas Herrmann wrote: > On Wed, Sep 05, 2007 at 01:05:25PM +0200, Arne Georg Gleditsch wrote: > > "H. Peter Anvin" writes: > > > You're missing the point. How will the PCI bus transactions be > > > different when using MMCONFIG versus your extended CF8 version? > > > > Conceivably this is useful if the IO hub does not support MMCONFIG > > accesses. The AMD 8111 does not, as far as I can see. At least I > > have an Opteron system where MMCONFIG is not supported, and I assume > > it's because the 8111 doesn't provide it. I don't know if this is > > going to be a realistic scenario for Barcelona systems. mmconfig is set in NB ( in new CPU), Do we still need to set mmconfig in SB like mcp55? YH - 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/