Date: Mon, 19 Jul 2010 15:03:28 -0400 From: Jung-uk Kim <jkim@FreeBSD.org> To: freebsd-stable@FreeBSD.org Cc: David DEMELIER <demelier.david@gmail.com> Subject: Re: Strange video mode output with VESA Message-ID: <201007191503.37511.jkim@FreeBSD.org> In-Reply-To: <201007161918.32195.jkim@FreeBSD.org> References: <877004.53626.qm@web59106.mail.re1.yahoo.com> <201007161522.54572.jkim@FreeBSD.org> <201007161918.32195.jkim@FreeBSD.org>
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On Friday 16 July 2010 07:18 pm, Jung-uk Kim wrote: > On Friday 16 July 2010 03:22 pm, Jung-uk Kim wrote: > > On Friday 16 July 2010 03:00 pm, David DEMELIER wrote: > > > 2010/6/19 paradox <ddkprog@yahoo.com>: > > > >>On Wednesday 02 June 2010 04:25 pm, David DEMELIER wrote: > > > >>> Hi there, > > > >>> > > > >>> I was so happy to see that VESA is available for amd64, but > > > >>> unfortunately it does not work really well for me. Take a > > > >>> look at this picture : > > > >>> > > > >>> http://img717.imageshack.us/img717/7311/dsc00399h.jpg > > > >>> > > > >>> My laptop is a 15,6" so the best resolution is 1366x768, I > > > >>> tried this > > > >>> > > > >>> : vidcontrol MODE_496. As you can see on the picture all > > > >>> : the lines are > > > >>> > > > >>> completely everywhere, if I mouse the cursor they move away > > > >>> (I'm not drunk!). > > > >>> > > > >>> I have SC_PIXEL_MODE in my kernel config. > > > >>> > > > >>> The console terminal is okay until I don't excess > > > >>> 1280x960x32 video mode. > > > >>> > > > >>> Do you have any idea to fix this ? > > > >> > > > >>It is kinda known problem. ���������If the mode has larger > > > >> bytes per scan line than the minimum, few characters per > > > >> line are lost when the screen is scrolled up or down, i.e., > > > >> framebuffer copies of whole screen. ���������When you move > > > >> the mouse onto the line, entire line is redrawn and > > > >> restored. ���������That's what you are seeing. ���������Ed > > > >> might have a better idea how to fix it (CC'ed). > > > >> > > > >>Jung-uk Kim > > > > > > > > this is incorrent calculate the scan lines in the vesa driver > > > > Jung-uk Kim should to fix it > > > > > > But Jung-uk Kim said Ed' should fix it so we are in an infinite > > > loop :- > > > > No, I didn't say that. What I meant was "Ed may be a better > > qualified person to fix syscons vs. terminal emulator interaction > > issues." :-( > > Can you please try the attached patch? FYI, I just went ahead and committed a (slightly better) patch on head as r210248. It will be MFC'ed soon. Jung-uk Kim
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