Set Brightness & Contrast?

[Alexander Stephen Thomas Ross]

I can't find any info. How does one change and/or set the brightness or 
the contrast of the frame buffer and the console?
Thanks.
_______________________________________________
Qi Hardware Discussion List
Mail to list (members only): discussion@lists.en.qi-hardware.com
Subscribe or Unsubscribe: 
http://lists.en.qi-hardware.com/mailman/listinfo/discussion