From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262546AbTLOLU7 (ORCPT ); Mon, 15 Dec 2003 06:20:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262566AbTLOLU7 (ORCPT ); Mon, 15 Dec 2003 06:20:59 -0500 Received: from fmr99.intel.com ([192.55.52.32]:7564 "EHLO hermes-pilot.fm.intel.com") by vger.kernel.org with ESMTP id S262546AbTLOLU5 (ORCPT ); Mon, 15 Dec 2003 06:20:57 -0500 Message-ID: <3FDD9915.3010801@intel.com> Date: Mon, 15 Dec 2003 13:20:53 +0200 From: Vladimir Kondratiev User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6b) Gecko/20031210 X-Accept-Language: en-us, en, ru MIME-Version: 1.0 To: linux-kernel@vger.kernel.org CC: Greg KH , Alan Cox , Marcelo Tosatti Subject: Re: PCI Express support for 2.4 kernel References: <3FDCC171.9070902@intel.com> <20031215100724.GA1950@kroah.com> In-Reply-To: <20031215100724.GA1950@kroah.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Greg KH wrote: >>Hi, >>PCI-Express platforms will soon appear on the market. It is worth to >>support it. >> >> > >Yes it is worth it, any chance to get access to hardware to test this >out on? > > If it were up to me, I will give away full specs and test platforms. But it is not... >No, we need to get this into 2.6 first. Can you please forward port >this to 2.6, clean up the formatting and address the issues everyone >else has made so far and post it? > > I will. It take some time, I did not installed 2.6 yet. >> * command line argument "pci=exp" to force PCI Express, similar to "conf1" and "conf2" >> >> > >We should be able to do this automatically, and not force this on the >boot command line, correct? > > Yes. Default is autodetect. Command line is to suppress autodetection. >How about information on how to detect it as per chipset type? We need >to do this automatically some how. >+ * >+ * There is no standard method to recognize presence of PCI Express, > > > >Are you sure? I thought there was (don't have my spec in front of me >right now...) > > I thought this way also. But I found that it is not. You may know several chipsets, and do per-chipset stuff, but there is no generic procedure. At least authors of PCI-E don't know (it is nice to have access to the authors ;-) ). Vladimir.