From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262183AbVHCKD2 (ORCPT ); Wed, 3 Aug 2005 06:03:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262184AbVHCKD2 (ORCPT ); Wed, 3 Aug 2005 06:03:28 -0400 Received: from mail.mev.co.uk ([62.49.15.74]:17117 "EHLO mail.mev.co.uk") by vger.kernel.org with ESMTP id S262183AbVHCKD0 (ORCPT ); Wed, 3 Aug 2005 06:03:26 -0400 Message-ID: <42F09664.1030700@mev.co.uk> Date: Wed, 03 Aug 2005 11:03:16 +0100 From: Ian Abbott User-Agent: Mozilla Thunderbird 1.0.6 (X11/20050728) X-Accept-Language: en-us, en MIME-Version: 1.0 To: NZG Cc: comedi@comedi.org, linux-kernel@vger.kernel.org Subject: Re: 2.6VMM, uClinux, & Comedi References: <200508010817.59676.ngustavson@emacinc.com> <42EF74C1.6020909@mev.co.uk> <200508021612.15183.ngustavson@emacinc.com> In-Reply-To: <200508021612.15183.ngustavson@emacinc.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 03 Aug 2005 10:03:25.0734 (UTC) FILETIME=[96D59460:01C59812] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 02/08/05 22:12, NZG wrote: > On Tuesday 02 August 2005 08:27, Ian Abbott wrote: > >>On 01/08/05 14:17, NZG wrote: >> >>>I managed to successfully cross-compile Comedi for the Coldfire uClinux >>>2.6, however it has several unresolved symbols when I try to load it. >>> >>>comedi: Unknown symbol pgd_offset_k >>>comedi: Unknown symbol pmd_none >>>comedi: Unknown symbol remap_page_range >>>comedi: Unknown symbol pte_present >>>comedi: Unknown symbol pte_offset_kernel >>>comedi: Unknown symbol VMALLOC_VMADDR >>>comedi: Unknown symbol pte_page >> >>It's probably coming to grief in Comedi's Linux compatibility headers >>somewhere, but as this stuff has changed a few times, which version of >>Comedi and which kernel version are you using exactly? > I'm running comedi-0.7.70, but the issue is seems be be coming from the fact > that I'm using a nommu arch. You didn't say what kernel version you were using, but it appears to be 2.6.9 or less. Maybe some of the portability issues have been resolved in 2.6.12-uc (though probably not all of them). > The implementation of these functions is probably trivial, but It's taking me > a bit since I didn't really understand the VM code before (now I have a small > inkling) The uClinux folks could probably help you there. > I'll get there, I'm just surprised this hasn't been attempted before. So you're a pioneer! Good luck! -- -=( Ian Abbott @ MEV Ltd. E-mail: )=- -=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-