Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161322AbXBUT4F (ORCPT ); Wed, 21 Feb 2007 14:56:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161157AbXBUT4E (ORCPT ); Wed, 21 Feb 2007 14:56:04 -0500 Received: from caffeine.uwaterloo.ca ([129.97.134.17]:40517 "EHLO caffeine.csclub.uwaterloo.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161315AbXBUT4C (ORCPT ); Wed, 21 Feb 2007 14:56:02 -0500 Date: Wed, 21 Feb 2007 08:46:56 -0500 To: Krzysztof Halasa Cc: Udo van den Heuvel , linux-kernel@vger.kernel.org Subject: Re: PCI riser cards and PCI irq routing, etc Message-ID: <20070221134656.GD22464@csclub.uwaterloo.ca> References: <45D85DA1.7090502@xs4all.nl> <20070218155445.GV7584@csclub.uwaterloo.ca> <45D87BA2.9020001@xs4all.nl> <20070218193901.GN7582@csclub.uwaterloo.ca> <45D9BDBF.8040405@xs4all.nl> <45DA7643.4020305@xs4all.nl> <20070220215103.GB22464@csclub.uwaterloo.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1120 Lines: 26 On Wed, Feb 21, 2007 at 01:11:12AM +0100, Krzysztof Halasa wrote: > lsorense@csclub.uwaterloo.ca (Lennart Sorensen) writes: > > > Via has a dual pci-ext card. See EXT-PCI at > > http://www.via.com.tw/en/products/mainboards/accessories.jsp > > Right, and they say it's compatible with "EPIA mini-ITX family". > That means the mappings I just outlined should apply to all of them. > > BTW: any "universal" dual+ PCI riser card have to use a PCI bridge > chip, and a bridge isn't a small 20 pin IC (I'd expect 144 pins or > so). "Active" or "passive" - doesn't matter. > -- Certainly. The system I work with (which is not via based) has a PCI to PCI bridge, which is 208pins (it supports 10 bus master loads behind it). A cheap riser card that just does device number tricks will only work on boards designed to use a riser card done that particular way. -- Len Sorensen - 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/