From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Antonino A. Daplas" Subject: Re: Re: fbcon woes with closed source framebuffer kernel module Date: Mon, 19 Sep 2005 17:55:14 +0800 Message-ID: <432E8B02.8000003@gmail.com> References: <196b7d3105091606241b4d2ba4@mail.gmail.com> <196b7d310509160927584f8130@mail.gmail.com> <432DF228.8080206@gmail.com> 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 1EHINU-0003qt-RZ for linux-fbdev-devel@lists.sourceforge.net; Mon, 19 Sep 2005 02:56:00 -0700 Received: from zproxy.gmail.com ([64.233.162.202]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1EHINU-0006eV-JI for linux-fbdev-devel@lists.sourceforge.net; Mon, 19 Sep 2005 02:56:01 -0700 Received: by zproxy.gmail.com with SMTP id i11so1095799nzh for ; Mon, 19 Sep 2005 02:55:54 -0700 (PDT) In-Reply-To: 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" To: linux-fbdev-devel@lists.sourceforge.net Cc: Geert Uytterhoeven Geert Uytterhoeven wrote: > On Mon, 19 Sep 2005, Antonino A. Daplas wrote: >> Lior Balkohen wrote: >>> /tmp > ./fbset -i >>> >>> mode "720x576-171" >>> # D: 50.000 MHz, H: 54.825 kHz, V: 170.793 Hz >>> geometry 720 576 720 576 8 >>> timings 20000 64 64 32 32 64 2 >>> laced true >>> rgba 8/16,8/8,8/0,8/24 >>> endmode >>> >>> Frame buffer device information: >>> Name : Pallas FB >>> Address : 0xa0901000 >>> Size : 2093056 >>> Type : PACKED PIXELS >>> Visual : PSEUDOCOLOR >>> XPanStep : 1 >>> YPanStep : 1 >>> YWrapStep : 1 >>> LineLength : 720 >>> Accelerator : No >> I don't think this is correct. It describes RGBA8888 as >> pseudocolor (indexed palette). Try doing an fbset -depth 8 >> and check the fbset -i output again. > > But the depth is already 8. And this matches with the LineLength and > xres_virtual. > > Probably only the rgba bitfields are incorrect. Yes, but in pseudocolor, the pseudo_palette is not read, so what is being written to the fb memory are colors 0-15 (which in 32-bit truecolor will be very light blue on black. This is easy to mistake as a blank screen). Tony ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php