915gm/945gm/XAA lockup with gray blocks when switching video mode

[Zhenyu Wang]

On 2007.10.12 07:17:45 +0000, Peter Clifton wrote:
> 
> > Could you also explain a bit more about what this pallet is?
> 
> I'm not sure how it sits physically in the video pipeline, but its
> basically used to look up colours or gamma correction? values.
> 

correct. VGA uses palette for look up colors, and in intel video
it's used for randr-1.2 crtc gamma set. Eric is looking into VT 
switch issue currently, so I think it will be sorted out soon.