Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261892AbVDOSHq (ORCPT ); Fri, 15 Apr 2005 14:07:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261885AbVDOSHq (ORCPT ); Fri, 15 Apr 2005 14:07:46 -0400 Received: from s0003.shadowconnect.net ([213.239.201.226]:18649 "EHLO mail.shadowconnect.com") by vger.kernel.org with ESMTP id S261892AbVDOSHg (ORCPT ); Fri, 15 Apr 2005 14:07:36 -0400 Message-ID: <426003AB.3060904@shadowconnect.com> Date: Fri, 15 Apr 2005 20:10:51 +0200 From: Markus Lidel User-Agent: Mozilla Thunderbird 1.0.2 (Windows/20050317) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Alan Cox CC: Miquel van Smoorenburg , Linux Kernel Mailing List Subject: Re: Adaptec 2010S i2o + x86_64 doesn't work References: <20050413160352.GA12841@xs4all.net> <1113576775.11116.17.camel@localhost.localdomain> <1113581722.14421.15.camel@zahadum.xs4all.nl> <1113587286.11114.30.camel@localhost.localdomain> In-Reply-To: <1113587286.11114.30.camel@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1422 Lines: 42 Hello, Alan Cox wrote: > On Gwe, 2005-04-15 at 17:15, Miquel van Smoorenburg wrote: >>However, I removed 2 GB from the box as Alan sugggested and now the box >>comes up just fine with a 64-bit 2.6.11.6 kernel! I've put the 4GB back, >>and booted with the kernel "mem=2048" command line option - that also >>works, the i2o_block driver sees the adaptec controller just fine. >>And I just booted it with "mem=3840M" and that works too. >>So the problem appears to be 4 GB memory in 64 bit mode, on this box. OK, i never tried it with 4 GB so it really could be a problem... > Or the driver is incorrectly handling 64/32bit DMA limit masks which > would be my first guess here, and would explain why it works on AMD > Athlon64 boxes. Hmmm, i only set DMA_32BIT_MASK and don't do anything special on 64-bit systems... Is there anything else to do for correct DMA mapping? Best regards, Markus Lidel ------------------------------------------ Markus Lidel (Senior IT Consultant) Shadow Connect GmbH Carl-Reisch-Weg 12 D-86381 Krumbach Germany Phone: +49 82 82/99 51-0 Fax: +49 82 82/99 51-11 E-Mail: Markus.Lidel@shadowconnect.com URL: http://www.shadowconnect.com - 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/