From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932171AbWF3TTi (ORCPT ); Fri, 30 Jun 2006 15:19:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932168AbWF3TTi (ORCPT ); Fri, 30 Jun 2006 15:19:38 -0400 Received: from mx1.redhat.com ([66.187.233.31]:35738 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S932171AbWF3TTh (ORCPT ); Fri, 30 Jun 2006 15:19:37 -0400 Date: Fri, 30 Jun 2006 15:19:14 -0400 From: Dave Jones To: Linus Torvalds Cc: Alessio Sangalli , Andrew Morton , alan@lxorguk.ukuu.org.uk, penberg@cs.Helsinki.FI, linux-kernel@vger.kernel.org, ink@jurassic.park.msu.ru, dtor_core@ameritech.net Subject: Re: [PATCH] cardbus: revert IO window limit Message-ID: <20060630191914.GP32729@redhat.com> Mail-Followup-To: Dave Jones , Linus Torvalds , Alessio Sangalli , Andrew Morton , alan@lxorguk.ukuu.org.uk, penberg@cs.Helsinki.FI, linux-kernel@vger.kernel.org, ink@jurassic.park.msu.ru, dtor_core@ameritech.net References: <20060622001104.9e42fc54.akpm@osdl.org> <1150976158.15275.148.camel@localhost.localdomain> <20060622093606.2b3b1eb7.akpm@osdl.org> <449B0B3C.2020904@manoweb.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 30, 2006 at 12:10:32PM -0700, Linus Torvalds wrote: > > > On Thu, 22 Jun 2006, Alessio Sangalli wrote: > > > > # /sbin/lspci -vvx > > 00:00.0 Host bridge: Intel Corp. 82440MX Host Bridge (rev 01) > > Subsystem: Compaq Computer Corporation: Unknown device 000d > > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- > > Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- > Latency: 64 > > 00: 86 80 94 71 06 00 00 22 01 00 00 06 00 40 80 00 > > 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > 20: 00 00 00 00 00 00 00 00 00 00 00 00 11 0e 0d 00 > > 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > Ok. We don't actually have any quirks at all for the 82440MX, and that's > almost certainly _not_ because it doesn't do something strange (all Intel > host bridges have magic IO ranges), but simply because we haven't hit it > yet. > > And I can't find the docs for the PCI config space for that dang thing. > > I bet that there's some magic SMBus IO-range that the 440MX decodes using > a special magic config setting. > > Has anybody found the config space docs for the 82440MX? http://www.codemonkey.org.uk/cruft/440/ There's an assortment of docs for the other flavour Intel PCIsets from that era in the same dir. Dave -- http://www.codemonkey.org.uk