From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from blu0-omc4-s15.blu0.hotmail.com ([65.55.111.154]:13097 "EHLO blu0-omc4-s15.blu0.hotmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750829Ab2GETxJ (ORCPT ); Thu, 5 Jul 2012 15:53:09 -0400 Message-ID: Date: Thu, 5 Jul 2012 20:53:00 +0100 From: Rob Allen MIME-Version: 1.0 To: Yinghai Lu CC: linuxram@us.ibm.com, stefanr@s5r6.in-berlin.de, clemens@ladisch.de, linux1394-devel@lists.sourceforge.net, linux-pci@vger.kernel.org Subject: Re: [Bug 43244] New: firewire_ohci prevents boot References: <20120513221357.7574ae79@stein> <4FB0A6F6.9050504@ladisch.de> <4FB3B159.2090401@ladisch.de> <4FBAA3A5.4070200@ladisch.de> <20120524202610.5c561d99@stein> <4FBE8146.1030803@hotmail.co.uk> <20120605025422.GB6637@ram-ThinkPad-T61> In-Reply-To: Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Sender: linux-pci-owner@vger.kernel.org List-ID: On 01/07/12 21:56, Yinghai Lu wrote: > working one: > Region 0: Memory at d0402000 (32-bit, non-prefetchable) [size=4K] > Region 1: Memory at d0403000 (32-bit, non-prefetchable) [size=2K] > not working one: > Region 0: Memory at d0401000 (32-bit, non-prefetchable) [disabled] [size=4K] > Region 1: Memory at d0403000 (32-bit, non-prefetchable) [disabled] [size=2K] > > can not understand why could make a difference. > > please try boot with pci=resource_alignment=13@a0:09.4 I tried it with both the working and non-working kernels. No change in overall behaviour: working still works, non-working still hangs. I checked the memory layouts with lspci, and in each case they were identical to those quoted above. Do you need any log output from those? Is there anything else I can do? Thanks, Rob