Re: Why hardware overlay is disabled on G965?

[Keith P. <ke...@ke...>]

On Fri, 2008-02-22 at 21:41 +0200, Maxim Levitsky wrote:
> According to datasheets, the G965 does have a hardware overlay.
> Dumping the regs of device in overlay range also shows that this unit isn't removed.
> Can somebody tell me why it is disabled?

It doesn't have the old scaling overlay hardware, all it has is a
non-scaling overlay. I'm not entirely sure why one would ever use it, my
guess is that it could be used to keep a video image out of the frame
buffer so that screen grabbing wouldn't work.

-- 
kei...@in...