1. Acceleration:
 
   a. Limitations from 3.3 apply.
   b. No CPU to Screen color expand. Chipset requires SCANLINE_PAD_BYTE
      XAA only supports SCANLINE_PAD_WORD

2. Driver itself:

   a. VL bus probe might be too intrusive
   b. min clock guessed 11.0 MHz
   c. guessed: interlace allowed only when external display is enabled.
   d. display pitch guessed to be 8 bit.

3. I2C Support:

   a. Readback of clockline not implemented. 



$XFree86: xc/programs/Xserver/hw/xfree86/drivers/neomagic/TODO,v 1.1 1999/04/17 07:06:16 dawes Exp $