From mboxrd@z Thu Jan 1 00:00:00 1970 From: Antonino Daplas Subject: Re: newbie question Date: 10 Mar 2003 10:06:40 +0800 Sender: linux-fbdev-devel-admin@lists.sourceforge.net Message-ID: <1047261892.1266.26.camel@localhost.localdomain> References: <20030309172143.7419.qmail@web40502.mail.yahoo.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Received: from pine.compass.com.ph ([202.70.96.37]) by sc8-sf-list1.sourceforge.net with smtp (Exim 3.31-VA-mm2 #1 (Debian)) id 18sCix-0003lq-00 for ; Sun, 09 Mar 2003 18:09:07 -0800 In-Reply-To: <20030309172143.7419.qmail@web40502.mail.yahoo.com> Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: List-Unsubscribe: , List-Archive: Content-Type: text/plain; charset="us-ascii" To: ayachi gherissi Cc: Linux Fbdev development list On Mon, 2003-03-10 at 01:21, ayachi gherissi wrote: > > hi i'm newbie in framebuffer driver development > > i have a graphics card siliconmotion 721 (Lynx3DM) i want to make the framebuffer driver i get the spec of the card > > i take cyber2000fb driver and i start modifying it > > > i activate pci burst > enable linear memory > get memory size > calculate vclck > calculate mclck > > i know that each hardware is specfic > my question is > what other general steps related to hardware > must i done to get things work > You also need to modify the registers that determines the video mode (ie, 1024x768 at 85 Hz), the type of colorspace (RGB, 8, 16, 24, 32 bit/pseudocolor, truecolor, directcolor etc), and the hardware color look-up table (if using pseudocolor, directcolor). Tony ------------------------------------------------------- This SF.net email is sponsored by: Etnus, makers of TotalView, The debugger for complex code. Debugging C/C++ programs can leave you feeling lost and disoriented. TotalView can help you find your way. Available on major UNIX and Linux platforms. Try it free. www.etnus.com