            ZV port patch for NeoMagic NM2160

2002,2.5.  ver 0.3   rename NEOGetVideo to NEOPutVideo
2002,2.4.  ver 0.2   bugfix
2002,2.3.  ver 0.1   1st release

1. Abstract
  This patch adds the following function to NeoMagic driver in
  XFree86-4.1.0. (NM2160 only)

   - Overlay plane (Xv extension)
   - Show the video from ZV port

  This codes are based on other drivers. (Siliconmotion, chips, etc.)

2. Test system
  I tested this patch on the following system.

  Machine:  Toshiba Libretto100
     Graphics: NeoMagic NM2160
     Sound   : YAMAHA   YMF715(OPL3SA2)
     PCIC    : Toshiba  ToPIC97
  OS: Linux-2.4.17
  X : XFree86-4.1.0
  Depth: 16bpp

3. How to apply this patch

  cd xc/program/Xserver/hw/xfree86/drivers/neomagic
  patch -p1 -s < neomagic.diff
  make
  make install
 
4. Utility
  - zv-monitor
    Open a ZV window.
    If there is a video stream from ZV port, it appears on this
    window.
    Please make and run zv-monitor. (No argument required.)
  (note) You can use XawTv too.


s.nomura@mba.nifty.ne.jp
