Off hand, I just recall making sure the screen resolution I need is explicitly set in an xorg.conf file and maybe making sure to use the software mesa video or the other way around.
I sort of feel your pain. I'm trying to install Debian and have tried a dozen different ways to get an installer to boot, or boot without barfing. It's one of those nasty bits with using Linux. Fortunately, once I get something working it seems to work for a long time (until someone decides we all need to upgrade). On 09/29/2016 09:36 AM, Jon Elson wrote: > This may be a bit off-topic, but I have been having problems > very occasionally with an old Dell desktop with the i810 > graphics chipset and Ubuntu 10.04 it ran fine with the > earlier 8.04-based LinuxCNC. What happens is the screen > goes black, and then the bottom half stays black, the upper > half flashes wide vertical white bars on and off every > couple seconds. The kernel stays up, but X is kaput. This > can happen anywhere from twice a day to as rarely as twice a > year! Hard to know if anything you have done has fixed it. > > It is apparently a well-known problem, and anything 10.04 or > later seems to have it. I've tried a number of fixes, none > of the previous ones helped. The latest one is to set up an > xorg.conf file like this : > > Section "Device" > Identifier "Device0" > Driver "intel" > option "AccelMethod" "uxa" > EndSection > > Section "Monitor" > Identifier "VGA1" > Modeline "1280x1024_60" 109.00 1280 1368 1496 1712 1024 > 1027 1034 1063 -hsync +vsync > Option "PreferredMode" "1280x1024_60" > EndSection > > Section "Screen" > Identifier "VGA1" > Device "Device0" > Monitor "Generic Monitor" > DefaultDepth 24 > SubSection "Display" > Depth 24 > Modes "1280x1024_60" > EndSubSection > EndSection > > The specific change is option "AccelMethod" "uxa" in the > Device section. > Has anybody else fought this issue? It SEEMS that maybe the > uspace kernel does not have this problem, at least I've > never had the problem with it, but then I have not run > uspace a lot. Anyway, since making this last change, I have > not seen the issue. I won't know for at least 6 months if > this really fixed it. > > Jon > > ------------------------------------------------------------------------------ > _______________________________________________ > Emc-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers > > -- Kirk Wallace http://www.wallacecompany.com/machine_shop/ http://www.wallacecompany.com/E45/ ------------------------------------------------------------------------------ _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
