104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
/* Copyright 2003-2005 Guillaume Duhamel
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Copyright 2004-2006 Theo Berkau
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This file is part of Yabause.
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Yabause is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Yabause is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Yabause; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef SMPC_H
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#define SMPC_H
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#include "memory.h"
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#define REGION_AUTODETECT 0
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#define REGION_JAPAN 1
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#define REGION_ASIANTSC 2
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#define REGION_NORTHAMERICA 4
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#define REGION_CENTRALSOUTHAMERICANTSC 5
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#define REGION_KOREA 6
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#define REGION_ASIAPAL 10
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#define REGION_EUROPE 12
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#define REGION_CENTRALSOUTHAMERICAPAL 13
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typedef struct {
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u8 IREG[7];
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u8 padding[8];
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u8 COMREG;
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u8 OREG[32];
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u8 SR;
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u8 SF;
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u8 padding2[8];
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u8 PDR[2];
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u8 DDR[2];
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u8 IOSEL;
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u8 EXLE;
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} Smpc;
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extern Smpc * SmpcRegs;
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extern u8 * SmpcRegsT;
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typedef struct
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{
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int offset;
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int size;
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u8 data[256];
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} PortData_struct;
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typedef struct {
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u8 dotsel; // 0 -> 320 | 1 -> 352
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u8 mshnmi;
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u8 sndres;
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u8 cdres;
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u8 sysres;
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u8 resb;
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u8 ste;
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u8 resd;
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u8 intback;
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u8 intbackIreg0;
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u8 firstPeri;
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u8 regionid;
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u8 regionsetting;
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u8 SMEM[4];
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s32 timing;
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PortData_struct port1;
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PortData_struct port2;
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u8 clocksync;
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u32 basetime; // Safe until early 2106. After that you're on your own (:
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} SmpcInternal;
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extern SmpcInternal * SmpcInternalVars;
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int SmpcInit(u8 regionid, int clocksync, u32 basetime);
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void SmpcDeInit(void);
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void SmpcRecheckRegion(void);
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void SmpcReset(void);
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void SmpcResetButton(void);
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void SmpcExec(s32 t);
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void SmpcINTBACKEnd(void);
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void SmpcCKCHG320(void);
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void SmpcCKCHG352(void);
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u8 FASTCALL SmpcReadByte(u32);
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u16 FASTCALL SmpcReadWord(u32);
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u32 FASTCALL SmpcReadLong(u32);
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void FASTCALL SmpcWriteByte(u32, u8);
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void FASTCALL SmpcWriteWord(u32, u16);
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void FASTCALL SmpcWriteLong(u32, u32);
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int SmpcSaveState(FILE *fp);
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int SmpcLoadState(FILE *fp, int version, int size);
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#endif
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