[R300 and other radeons] MergedFB lockups

Alex Deucher alexdeucher at gmail.com
Sat Feb 19 07:48:37 PST 2005


On Sat, 19 Feb 2005 09:56:33 -0500 (EST), Vladimir Dergachev
<volodya at mindspring.com> wrote:
> >>
> >> Also, I have no idea why the code in radeon_cursor.c that writes images
> >> directly into framebuffer memory works - according to the manual any
> >> writes into framebuffer while GUI is active should cause a hard lock.
> >>
> >> However, I could not produce any lockups with it, and so left it as is.
> >>
> >
> > Does using the overlay also cause a lockup?  there are some non-idled
> > INREGs in there as well.  I've never had a problem with them on r100
> > or r200 though.
> 
> Not anymore, I think I fixed all of those when importing GATOS code a
> while back.

there's still one is the overlay gamma setup function, and I think
another one further down.  I can add the idle calls at some point this
weekend unless someone beats me to it.

Alex

> 
>                           best
> 
>                               Vladimir Dergachev
> 
> >
> > Alex
> >
>



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