Date: Sat, 19 Jun 2010 04:26:30 -0700 (PDT) From: paradox <ddkprog@yahoo.com> To: freebsd-stable@freebsd.org Subject: Re: Strange video mode output with VESA Message-ID: <877004.53626.qm@web59106.mail.re1.yahoo.com>
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>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
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