From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lior Balkohen Subject: Re: fbcon woes with closed source framebuffer kernel module Date: Fri, 16 Sep 2005 18:27:41 +0200 Message-ID: <196b7d310509160927584f8130@mail.gmail.com> References: <196b7d3105091606241b4d2ba4@mail.gmail.com> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Return-path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1EGJ47-0003ir-La for Linux-fbdev-devel@lists.sourceforge.net; Fri, 16 Sep 2005 09:27:55 -0700 Received: from nproxy.gmail.com ([64.233.182.194]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1EGJ40-0008LH-9J for Linux-fbdev-devel@lists.sourceforge.net; Fri, 16 Sep 2005 09:27:52 -0700 Received: by nproxy.gmail.com with SMTP id a4so196416nfc for ; Fri, 16 Sep 2005 09:27:42 -0700 (PDT) In-Reply-To: <196b7d3105091606241b4d2ba4@mail.gmail.com> Content-Disposition: inline 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 >Are you sure fbcon is using your framebuffer? Check lsmod output. >If fbcon is using the driver, and your kernel did not crash telnet 192.168.2.150 Trying 192.168.2.150... Connected to 192.168.2.150. Escape character is '^]'. welcome on your dreambox! - Kernel 2.6.9 (17:49:20). dreambox login: root Password: BusyBox v1.01 (2005.09.08-20:13+0000) Built-in shell (ash) Enter 'help' for a list of built-in commands. ~ > cd /tmp /tmp > ls -l *.ko -rw-r--r-- 1 root root 39224 Sep 16 17:49 fbcon.ko -rw-r--r-- 1 root root 9236 Sep 16 17:49 font.ko /tmp > lsmod Module Size Used by usbhid 22016 0 - Live 0xc389e000 head 338412 45 - Live 0xc38c9000 /tmp > insmod ./font.ko /tmp > insmod ./fbcon.ko /tmp > lsmod Module Size Used by fbcon 31732 65 - Live 0xc391d000 font 7008 1 fbcon, Live 0xc3896000 usbhid 22016 0 - Live 0xc389e000 head 338412 46 - Live 0xc38c9000 head is used 45 times and after loading fbcon, 46 times, so i think, fbcon is using the driver. >then that closed source driver is already implementing all the drawing >functions needed by fbcon. i don't think so: nm head.ko | grep pfb 000125bc t pfb_check_var 00003a28 d pfb_default 00000000 t pfb_fix 00012c50 t pfb_pan_display 0001edb0 b pfb_pseudo_palette 00012798 t pfb_set_par 00012af4 t pfb_setcolreg >Check the output of fbset -i and post it here. /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 >Why don't you ask IBM? actually, the driver does not come from ibm, but from dream multimedia, an stb manufacturer, i asked them, and they said, they cannot answer any questions about drivers because they have a non disclosure agreement with ibm. ;-) ------------------------------------------------------- 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