"David C. Myers" wrote:
> 
> > This does not look very good.  It's been a while since I worked on X
> > servers and frame buffers, but I believe that the X server needs to
> > know what size the framebuffer is.  I think this information is
> > gathered through the FBIOGATTR ioctl().  Part of the information
> > returned is encoded in fbtype structures, which have the framebuffer
> > size in them.  You should make sure you're returning correct


> These repeat for a while, with the data changing each time, until the
> machine says "too many sbus errors" and tries to panic.  From my printf
> debug statements, it's clear that Xsun24 mmaps the entire 4MB
> framebuffer just before all this happens.



Oops.  Scratch that.  More silliness on my part.

I'm real close now.  Xsun24 actually clears the screen and goes into
graphics mode.

Then locks up entirely.

Oh well.  We'll get there...

-David.