On Thu, Feb 27, 2003 at 02:14:37AM +0100, Michel Dänzer wrote:
> On Mit, 2003-02-26 at 18:16, Alex Deucher wrote:
> > --- Sven Luther <[EMAIL PROTECTED]> wrote:
> 
> [ video memory management ]
> 
> > > How is it done right now ? Is a part of the onchip memory reserved
> > > for framebuffer and XAA, and another part free for 3D use ?
> > 
> > Not sure.  I'm not familiar with the memory manager either.  I seem to
> > recall some drivers have the (compile time) option of allocating more
> > or less to 2D vs 3D.  I believe it was the mga driver, and the issue
> > was not having enough memory for Xv cause 3D has reserved too much.  
> 
> Some drivers (tdfx and radeon at least) only reserve offscreen memory
> for 3D when it's actually used, the amount is still static though.

Do they get it from the OS memory manager, or do they do another trick ?

Friendly,

Sven Luther


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