text: /*
  ** Nofrendo (c) 1998-2000 Matthew Conte (matt@conte.com)
  **
  **
  ** This program is free software; you can redistribute it and/or
  ** modify it under the terms of version 2 of the GNU Library General 
  ** Public License as published by the Free Software Foundation.
  **
  ** This program is distributed in the hope that it will be useful, 
  ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
  ** Library General Public License for more details.  To obtain a 
  ** copy of the GNU Library General Public License, write to the Free 
  ** Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  **
  ** Any permitted reproduction of these routines, in whole or in part,
  ** must bear this legend.
  **
  **
  ** map34.c
  **
  ** mapper 34 interface
  ** $Id: map034.c,v 1.2 2001/04/27 14:37:11 neil Exp $
  */
  
  #include "nes_mmc.h"
  
  static void map34_init(void)
  {
     mmc_bankrom(32, 0x8000, MMC_LASTBANK);
  }
  
  static void map34_write(uint32 address, uint8 value)
  {
     if ((address & 0x8000) || (0x7FFD == address))
     {
        mmc_bankrom(32, 0x8000, value);
     }
     else if (0x7FFE == address)
     {
        mmc_bankvrom(4, 0x0000, value);
     }
     else if (0x7FFF == address)
     {
        mmc_bankvrom(4, 0x1000, value);
     }
  }
  
  static map_memwrite map34_memwrite[] = 
  {
     { 0x7FFD, 0xFFFF, map34_write },
     { -1, -1, NULL }
  };
  
  mapintf_t map34_intf = 
  {
     34, /* mapper number */
     "Nina-1", /* mapper name */
     map34_init, /* init routine */
     NULL, /* vblank callback */
     NULL, /* hblank callback */
     NULL, /* get state (snss) */
     NULL, /* set state (snss) */
     NULL, /* memory read structure */
     map34_memwrite, /* memory write structure */
     NULL /* external sound device */
  };
  
  /*
  ** $Log: map034.c,v $
  ** Revision 1.2  2001/04/27 14:37:11  neil
  ** wheeee
  **
  ** Revision 1.1  2001/04/27 12:54:40  neil
  ** blah
  **
  ** Revision 1.1.1.1  2001/04/27 07:03:54  neil
  ** initial
  **
  ** Revision 1.1  2000/10/24 12:19:33  matt
  ** changed directory structure
  **
  ** Revision 1.5  2000/10/22 19:17:46  matt
  ** mapper cleanups galore
  **
  ** Revision 1.4  2000/10/21 19:33:38  matt
  ** many more cleanups
  **
  ** Revision 1.3  2000/07/11 05:03:49  matt
  ** value masking isn't necessary for the banking routines
  **
  ** Revision 1.2  2000/07/11 03:35:08  bsittler
  ** Fixes to make mikes new mappers compile.
  **
  ** Revision 1.1  2000/07/11 03:14:18  melanson
  ** Initial commit for mappers 16, 34, and 231
  **
  **
  */
  