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CdRom.h

/*  Pcsx - Pc Psx Emulator
 *  Copyright (C) 1999-2003  Pcsx Team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef __CDROM_H__
#define __CDROM_H__

#include "PsxCommon.h"
#include "Decode_XA.h"

typedef struct {
      unsigned char OCUP;
      unsigned char Reg1Mode;
      unsigned char Reg2;
      unsigned char CmdProcess;
      unsigned char Ctrl;
      unsigned char Stat;

      unsigned char StatP;

      unsigned char Transfer[2352];
      unsigned char *pTransfer;

      unsigned char Prev[4];
      unsigned char Param[8];
      unsigned char Result[8];

      unsigned char ParamC;
      unsigned char ParamP;
      unsigned char ResultC;
      unsigned char ResultP;
      unsigned char ResultReady;
      unsigned char Cmd;
      unsigned char Readed;
      unsigned long Reading;

      unsigned char ResultTN[6];
#ifdef __DREAMCAST__
      unsigned char ResultTD[4] __attribute__ ((aligned (4)));
#else
      unsigned char ResultTD[4];
#endif
      unsigned char SetSector[4];
      unsigned char SetSectorSeek[4];
      unsigned char Track;
      int Play;
      int CurTrack;
      int Mode, File, Channel, Muted;
      int Reset;
      int RErr;
      int FirstSector;

      xa_decode_t Xa;

      int Init;

      unsigned char Irq;
      unsigned long eCycle;

      int Seeked;

      char Unused[4083];
} cdrStruct;

cdrStruct cdr;

void cdrReset();
void cdrInterrupt();
void cdrReadInterrupt();
unsigned char cdrRead0(void);
unsigned char cdrRead1(void);
unsigned char cdrRead2(void);
unsigned char cdrRead3(void);
void cdrWrite0(unsigned char rt);
void cdrWrite1(unsigned char rt);
void cdrWrite2(unsigned char rt);
void cdrWrite3(unsigned char rt);
int cdrFreeze(gzFile f, int Mode);

#endif /* __CDROM_H__ */

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