> > I have tried to make some simple changes in the regular Piccolo driver,
> > but I guess the boards just aren't compatible enough :-/ Or maby I
> > should say, that the Cirrus logic 5426 chip that is on the Piccolo is
> > not compatible with the 5434 och Piccolo SD64...?
> 
>  It cannot be compatible.  The two chips do really vary in many details.
> On the other hand, the standard VGA features should work.  What you really
> need are the addresses of the ports.  Or better the offset within the
> IO-Block.

Well, my thought was, since they are both SVGA chip and also both 
manufactured by Cirrus Logic, it might work, but no such luck.
I'll see if I can dig up any information on CL5434, and take it from 
there...