From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: Re: Questions about fbdriver integration (solved) Date: Sun, 25 Nov 2007 23:17:46 +0100 (CET) Message-ID: References: <20071124214325.GD3183@pruts.nl> <20071125105153.GH3183@pruts.nl> <20071125125145.GK3183@pruts.nl> <20071125133209.GL3183@pruts.nl> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1IwPnT-0002TM-UX for linux-fbdev-devel@lists.sourceforge.net; Sun, 25 Nov 2007 14:17:52 -0800 Received: from hoboe1bl1.telenet-ops.be ([195.130.137.72]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1IwPnT-0001xY-BB for linux-fbdev-devel@lists.sourceforge.net; Sun, 25 Nov 2007 14:17:51 -0800 Received: from localhost (localhost.localdomain [127.0.0.1]) by hoboe1bl1.telenet-ops.be (Postfix) with SMTP id 88BBBD4050 for ; Sun, 25 Nov 2007 23:17:47 +0100 (CET) Received: from anakin.of.borg (d54C15D55.access.telenet.be [84.193.93.85]) by hoboe1bl1.telenet-ops.be (Postfix) with ESMTP id 68632D4047 for ; Sun, 25 Nov 2007 23:17:47 +0100 (CET) Received: from anakin.of.borg (localhost [127.0.0.1]) by anakin.of.borg (8.14.1/8.14.1/Debian-9) with ESMTP id lAPMHk3E027360 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Sun, 25 Nov 2007 23:17:47 +0100 Received: from localhost (geert@localhost) by anakin.of.borg (8.14.1/8.14.1/Submit) with ESMTP id lAPMHkKw027357 for ; Sun, 25 Nov 2007 23:17:46 +0100 In-Reply-To: <20071125133209.GL3183@pruts.nl> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-fbdev-devel-bounces@lists.sourceforge.net Errors-To: linux-fbdev-devel-bounces@lists.sourceforge.net To: linux-fbdev-devel@lists.sourceforge.net On Sun, 25 Nov 2007, Ico Doornekamp wrote: > * On 2007-11-25 Ico Doornekamp wrote : > > * On 2007-11-25 Ico Doornekamp wrote : > > > > Fbcon writes to the memory at fb_info.screen_base. > > > That is what I expected. I'll have to do a bit more debugging here then. > > > > It seems that my driver did not fill the line_length member of > > fb_fix_screeninfo, and no gets was copied by fbcon when this is missing. > > > > I filled in this field, but now > > > > BUG: unable to handle kernel paging request at virtual address c882a800 > > > > [] mbarcfb_imageblit+0xc/0x20 [mbarcfb] > > [] soft_cursor+0x15d/0x1bc [softcursor] > > [] bit_cursor+0x338/0x5a8 [bitblit] > > [] vsnprintf+0x303/0x690 > > > > happens. Back to do some more debugging. > > Ok, one more reply to myself: all problems seem to be solved now - I Good! > changed my driver to support 8-bit pseudocolor instead of 1-bit mono, > and suddenly both the console and X are working just fine. It seems that > the MONO01 visual is just not well supported in various other parts > interacting with the framebuffer code. That's strange. Monochrome is known to work on Amiga. Last one I tried was 2.6.24-rcX. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/