Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759439AbYGPIgc (ORCPT ); Wed, 16 Jul 2008 04:36:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756458AbYGPIgY (ORCPT ); Wed, 16 Jul 2008 04:36:24 -0400 Received: from rv-out-0506.google.com ([209.85.198.232]:55761 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756375AbYGPIgW (ORCPT ); Wed, 16 Jul 2008 04:36:22 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:references; b=QeM++O1I4pHaWebvhd2KqLpVzFbS2HMCyu3YEyT11WJzRdwBqSPUTgnwB0mqm6La0P 6ItpXTsJX2tEaDJzOkIJB3qVoBBY9QygkDjXCxOAKn5pBVxMYI2XeBALLxXezL/Ilwbe nayBjd4xwGMi0kspfz1L5roXU4ZlZFq7NvmkE= Message-ID: <86802c440807160136m6af981b2u6a37cabb8e33a629@mail.gmail.com> Date: Wed, 16 Jul 2008 01:36:21 -0700 From: "Yinghai Lu" To: "Justin Mattock" , "Ingo Molnar" , "Barnes, Jesse" Subject: Re: 2.6.26-rc9-git9 doesn't boot on Macintel Cc: "Jack Howarth" , "Linux Kernel Mailing List" In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="----=_Part_13601_20922336.1216197381082" References: <20080715231118.GA26807@bromo.msbb.uc.edu> <20080716012427.GA27398@bromo.msbb.uc.edu> <20080716035830.GA27935@bromo.msbb.uc.edu> <86802c440807160044ge504cacl419b6cbcad5f0f9d@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4053 Lines: 85 ------=_Part_13601_20922336.1216197381082 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline On Wed, Jul 16, 2008 at 12:50 AM, Justin Mattock wrote: > On Wed, Jul 16, 2008 at 7:44 AM, Yinghai Lu wrote: >> I looked at your dmesg from 2.6.25.10 >> >> it tried to use mmconfig, and later fall back to conf1, because >> 1. your MCFG said it support bus [0,255], and range will be >> [0xf0000000, 0xffffffff] >> 2. firmware only reserve [0xf0000000, 0xf4000000) >> >> and 2.5.25 will not check acp reserved range. >> >> from 2.6.26, it will check if the [0xf0000000, 0xffffffff] is reserved >> via acpi dsdt _crs? >> it will fail too. >> >> So MCFG table is broken. >> >> You need to get firmware update from your vendor. >> >> or we need to put that system on DMI check to change end_bus_number >> from 0xff to 0x3f >> >> ps: mem=2g will not work, it will can not change mcfg table etc... you >> need take out 1G ram out. >> >> YH >> > > Well shit man, that sucks... > how hard is it to do a DMI check? > regards; please check attached patch... not sure the DMI_MATCH(DMI_PRODUCT_NAME, "MacPro2"), is right or not. 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