From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757902AbXD0XYs (ORCPT ); Fri, 27 Apr 2007 19:24:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757903AbXD0XYs (ORCPT ); Fri, 27 Apr 2007 19:24:48 -0400 Received: from wr-out-0506.google.com ([64.233.184.234]:5614 "EHLO wr-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757902AbXD0XYr (ORCPT ); Fri, 27 Apr 2007 19:24:47 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=Kswtb0Mam/lZw0V49t6g/tc6k71nvYV4N4ZGMVGXmnRzcMbFI9a12VnRYer6j/njze1tNkgzxpI2OGupL6b9z/QCTBsrjkEZDVKvggJ+fTrc0vEDcKD64fKrjIIgHKAFAXuJYcHI8KD9dlr8/xqz3frenXZKEgTMK+CsERlSdgw= Message-ID: Date: Sat, 28 Apr 2007 01:24:45 +0200 From: "Markus Rechberger" To: "Robert Hancock" Subject: Re: More than 2Gb problem (dvb related) ? Cc: "Gregoire Favre" , linux-kernel@vger.kernel.org, linux-dvb@linuxtv.org In-Reply-To: <46327F5D.4060708@shaw.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <46327F5D.4060708@shaw.ca> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Does this only happen with DVB and not with analogue TV (I know there are some cx88 hybrid devices out there, I recently got one but couldn't tested it yet ..)? Markus On 4/28/07, Robert Hancock wrote: > Gregoire Favre wrote: > > Hello, > > > > I have a computer (mother Asus Commando) with 4x1Gb Ram. > > > > If I start without the BIOS remap memory, my BIOS and linux just see 2Gb > > of ram, and DVB apps works just great. > > > > When I enable the remapping of the memory, my BIOS and linux just see > > the whole 4Gb but then, I can tune to any transponder without problem, > > but I am unable to get a TS... > > > > I have tested it with vdr/kaffeine/mplayer. > > > > szap/kaffeine/vdr get the lock just well. > > > > I had already asked about this on just linux-dvb ml, but maybe I am the > > first one to try DVB with a system with more than 2 Gb as I didn't > > receive any further info as someone get it working or not with such > > amount of ram. > > > > Anyone got an idea on what could be done to solve this issue ? > > > > PLEASE CC to me all message in lkml as I am not subscribed to this ml :) > > Sounds like the cx88 driver is not using the DMA API properly to set up > proper mappings, this will blow up if it tries to access memory above > the 4GB mark if the device cannot do >32bit DMA.. > > -- > Robert Hancock Saskatoon, SK, Canada > To email, remove "nospam" from hancockr@nospamshaw.ca > Home Page: http://www.roberthancock.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/ > -- Markus Rechberger