INES Mapper 093

 Here are Disch's original notes:  
 ========================
 =  Mapper 093          =
 ========================
 
 Example Games:
 --------------------------
 Fantasy Zone (J)
 
 
 Registers:
 --------------------------
 I don't know if this mapper suffers from bus conflicts or not.  Use caution!
 
 
   $8000-FFFF:  [PPPP ...M]
     P = PRG Reg  (16k @ $8000)
     M = Mirroring:
       0 = Vert
       1 = Horz
 
 
 PRG Setup:
 --------------------------
 
       $8000   $A000   $C000   $E000  
     +---------------+---------------+
     |     $8000     |     { -1}     |
     +---------------+---------------+