Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261780AbVBTKVY (ORCPT ); Sun, 20 Feb 2005 05:21:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261777AbVBTKVY (ORCPT ); Sun, 20 Feb 2005 05:21:24 -0500 Received: from isilmar.linta.de ([213.239.214.66]:27297 "EHLO linta.de") by vger.kernel.org with ESMTP id S261780AbVBTKVD (ORCPT ); Sun, 20 Feb 2005 05:21:03 -0500 Date: Sun, 20 Feb 2005 11:20:59 +0100 From: Dominik Brodowski To: David =?iso-8859-1?Q?H=E4rdeman?= Cc: linux-kernel@vger.kernel.org Subject: Re: IBM Thinkpad G41 PCMCIA problems Message-ID: <20050220102059.GA17462@isilmar.linta.de> Mail-Followup-To: Dominik Brodowski , David =?iso-8859-1?Q?H=E4rdeman?= , linux-kernel@vger.kernel.org References: <20050220092208.GA12738@hardeman.nu> <20050220092659.A9509@flint.arm.linux.org.uk> <20050220095211.GB12738@hardeman.nu> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20050220095211.GB12738@hardeman.nu> User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1833 Lines: 41 On Sun, Feb 20, 2005 at 10:52:12AM +0100, David H?rdeman wrote: > On Sun, Feb 20, 2005 at 09:26:59AM +0000, Russell King wrote: > >On Sun, Feb 20, 2005 at 10:22:09AM +0100, David H?rdeman wrote: > >>I see the same problem with an IBM Thinkpad G40, and only when there is > >>1Gb of memory or more in the machine. > > > >Check to see if your e820 map has a hole in it, and whether any of > >your Cardbus bridge memory / region 0 resources appear in it. > > > >If your e820 map contains a hole, I'd suspect another buggy bios. > > e820 map: > BIOS-provided physical RAM map: > BIOS-e820: 0000000000000000 - 000000000009f000 (usable) > BIOS-e820: 000000000009f000 - 00000000000a0000 (reserved) > BIOS-e820: 00000000000ce000 - 00000000000d0000 (reserved) > BIOS-e820: 00000000000dc000 - 0000000000100000 (reserved) > BIOS-e820: 0000000000100000 - 000000000f6f0000 (usable) > BIOS-e820: 000000000f6f0000 - 000000000f700000 (reserved) > BIOS-e820: 000000000f700000 - 000000003f6f0000 (usable) > BIOS-e820: 000000003f6f0000 - 000000003f6f8000 (ACPI data) > BIOS-e820: 000000003f6f8000 - 000000003f6fa000 (ACPI NVS) > BIOS-e820: 000000003f700000 - 0000000040000000 (reserved) > BIOS-e820: 00000000ff800000 - 0000000100000000 (reserved) > 118MB HIGHMEM available. > 896MB LOWMEM available. > > Is the hole between 0x36f6fa000 and 0x3f700000? > > And what would be the proper way of fixing it (assuming that IBM won't > issue a fixed BIOS)? passing "reserve=0x3f6fa000,0x600" as kernel boot option. Please also post /proc/iomem for further debugging, especially if this didn't help. Dominik - 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/