From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zack Smith Subject: can't access video memory? Date: Fri, 09 Sep 2005 11:18:46 -0400 Message-ID: <4321A7D6.9070702@comcast.net> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=mail.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1EDkeE-0000Ai-Mq for linux-fbdev-devel@lists.sourceforge.net; Fri, 09 Sep 2005 08:18:38 -0700 Received: from sccrmhc11.comcast.net ([63.240.76.21]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1EDkeC-00044W-Cg for linux-fbdev-devel@lists.sourceforge.net; Fri, 09 Sep 2005 08:18:38 -0700 Sender: linux-fbdev-devel-admin@lists.sourceforge.net Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: linux-fbdev-devel@lists.sourceforge.net Hi all, As an experiment I tried accessing a part of (shared) video memory on my system that is not being used for display data, and this caused the kernel to crash. I have 6 megs of space and the display is using only half, but accessing above the 3 meg mark causes the problem. Accessing the lower 3 megs works fine. Does anyone know what might cause this? Thanks, Zack Smith ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf