On Die, 2002-11-19 at 09:24, Thomas Winischhofer wrote:
> Michel D�nzer wrote:
> > I can't give a definite answer but only an educated guess: with the HW
> > cursor, Silken mouse may also be used, meaning that the cursor position
> > is updated asynchronously, which may trigger a race condition in the
> > driver. If this hypothesis is correct, the HW cursor shouldn't lock up
> > if you start the server with the -nosilk option.
> 
> What sort of race condition are you thinking of? The HWCursor code in
> the driver does no wait's or anything, it just sets a few registers in
> the MMIO area. 

I suspect that may exactly be the problem. It may interfere with other
MMIO register access, overflowing the chip's FIFO or similar.


-- 
Earthling Michel D�nzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member   /  CS student, Free Software enthusiast
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