On Thu, 27 Jan 2000 17:09:45 -0800 
 Hal Murray <murray@pa.dec.com> wrote:

 > I was thinking of an entry in the kernel where the display driver 
 > could call in and register a procedure to be called on the way to/from 
 > DDB.  If nobody calls in to register then nothing happens. 

My point is that even the VGA driver wouldn't know how to do this, right
now, because the method is different for every VGA card on the market.

        -- Jason R. Thorpe <thorpej@nas.nasa.gov>