From: Andreas Beck <becka@rz.uni-duesseldorf.de>
  To  : ggi-develop@eskimo.com
  Date: Sun, 15 Aug 1999 13:59:30 +0200

Re: Ping-pong buffers on KGIcon are here!

Hi !
> 	Well, I have some cleanups to do tomorrow before I commit to CVS, but
> it all works now. 

Good !

> You mmap() /proc/kgi/kgicommand and request as large of a
> virtual area as you want (I've used up to 4MB with no problems) and start
> writing kgicommands to the beginning.  The major thing that is missing right
> now is support for command fragments - you have to jump to the start of the
> next page if your data will not fit.  Shouldn't be too hard to fix, and the
> accels feel _considerably_ faster than with ioctls even without the fragment
> support.  I'll try to get some showaccel and ClanBomber benchmark numbers
> tomorrow to back this up.

How do you handle the locking with the framebuffer ?

CU, Andy

-- 
= Andreas Beck                    |  Email :  <andreas.beck@ggi-project.org> =