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bbfa235
(Get the code!)
I was able to restore dual-head operation with the new driver by using xrandr, although it misdetected the DVI attached panel as a VGA type panel, but setting
Option "MacModel" "powerbook-
helped to fix that; but now I'm experiencing other problems with compiz and also in plain 2d mode which I didn't have with the previous setup:
1. when using compiz it can freeze the Xserver and the screen doesn't update anymore and I can't switch VT, but the system is still running, as I can ssh into it and kill the Xserver manually
2. when not using compiz, I get graphics corruption when (non-opaque) moving windows, horizontal stripes from the background or elsewhere get mixed in and only get removed again when the X11 app redraws its window
3. when starting the Xserver without any session (i.e. just "/usr/bin/X :0" or even just "Xnest :1") I get a pointer icon resembling '<>' instead of the usual '><' cross..