[olpc-software] Which BIOS will OLPC have ?

[Jim Gettys]

That's not what I meant.

The question is how much off screen memory we should dedicate to the X
server?  16 meg feels like a lot to me, running at 16bpp.
                            Regards,
                                - Jim

On Tue, 2006-06-06 at 05:27 -0400, Alan Cox wrote:
> On Mon, Jun 05, 2006 at 11:11:59PM -0400, Jim Gettys wrote:
> > Not clear how large off screen memory we want to dedicate.  I expect we
> > may want to do some tuning here, once we have some experience.
> > 
> > The geode graphics can only touch stuff inside the window; but memory to
> > memory copies aren't that expensive, so I'm not convinced that we'll
> > want to dedicate the full 16Mb.
> 
> That isn't the problem. That driver just assumes a BIOS setup, BIOS firmware,
> BIOS emulated video PCI port (at least on the stuff here it is emulated, there
> is no real PCI device it is talking to), memory layout, PLL setup, video 
> layout etc.
> 
> Alan
> 
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-- 
Jim Gettys
One Laptop Per Child