On Nov 30, 2007 6:13 AM, Riccardo Murri <[EMAIL PROTECTED]> wrote: > Hello, > > I recently purchased an old iBook equipped with a Rage M3 (from > `lspci` output):: > > 0000:00:10.0 VGA compatible controller: \ > ATI Technologies Inc Rage Mobility M3 AGP 2x (rev 02) > > I installed Ubuntu Feisty (xserver-xorg 1.2.0-3ubunut8, > xserver-xorg-video-ati 6.6.3-2ubuntu6) and configured `xorg.conf` so > to enable the standard resolutions 1024x768, 800x600 and 640x480. > This is the output from `xrandr -q`:: > > SZ: Pixels Physical Refresh > *0 1024 x 768 ( 347mm x 260mm ) *60 > 1 800 x 600 ( 347mm x 260mm ) 60 > 2 640 x 480 ( 347mm x 260mm ) 60 > 3 640 x 384 ( 347mm x 260mm ) 60 > 4 512 x 384 ( 347mm x 260mm ) 60 > 5 400 x 300 ( 347mm x 260mm ) 60 > 6 320 x 240 ( 347mm x 260mm ) 60 > Current rotation - normal > Current reflection - none > Rotations possible - normal > Reflections possible - none > > However, when I try to change the resolution with to 800x600 (`xrandr > -s1`) I get a corrupted display: > - the lower-res desktop is visible in the upper left portion of the > display; > - a black band is displayed on the right portion of the LCD panel; > - the upper portion of the visible screen is replicated down left on > the LCD panel; > - between the upper portion and the lower portion of the panel, a > band of random junk is displayed, as wide as the LCD panel. > > At 640x400, things are even worse. > > I have tried every suggestion I could Googling (setting depth to > 16bpp, fiddling with options in xorg.conf, etc.), to no extent. > The Apple specs for the iBook say that the LCD is 1024x768 but that > the video card would scale lower-res images to the panel size. > Indeed, it works on some other (more recent) iBook that I have.
It might be a problem with the r128 fbdev driver. try setting: Option "UseFBDev" "false" That will use the use the native driver code to change modes and will also allow you to use zaphod style dualhead if you want. Alex _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
