pcsx2/Sio.h

115 lines
2.6 KiB
C

/* Pcsx2 - Pc Ps2 Emulator
* Copyright (C) 2002-2003 Pcsx2 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 _SIO_H_
#define _SIO_H_
typedef struct {
u16 StatReg;
u16 ModeReg;
u16 CtrlReg;
u16 BaudReg;
u8 buf[256];
u32 bufcount;
u32 parp;
u32 mcdst,rdwr;
u8 adrH,adrL;
u32 padst;
u32 mtapst;
u32 packetsize;
u8 terminator;
u8 mode;
u8 mc_command;
u32 lastsector;
u32 sector;
u32 k;
} _sio;
_sio sio;
#define MCD_SIZE (1024 * 8 * 16)
#define MC2_SIZE (1024 * 528 * 16)
// Status Flags
#define TX_RDY 0x0001
#define RX_RDY 0x0002
#define TX_EMPTY 0x0004
#define PARITY_ERR 0x0008
#define RX_OVERRUN 0x0010
#define FRAMING_ERR 0x0020
#define SYNC_DETECT 0x0040
#define DSR 0x0080
#define CTS 0x0100
#define IRQ 0x0200
// Control Flags
#define TX_PERM 0x0001
#define DTR 0x0002
#define RX_PERM 0x0004
#define BREAK 0x0008
#define RESET_ERR 0x0010
#define RTS 0x0020
#define SIO_RESET 0x0040
int Mcd1Size, Mcd2Size;
int sioInit();
void sioShutdown();
unsigned char sioRead8();
void sioWrite8(unsigned char value);
void sioWriteCtrl16(unsigned short value);
int sioInterrupt();
int sioFreeze(gzFile f, int Mode);
FILE *LoadMcd(int mcd);
void ReadMcd(int mcd, char *data, u32 adr, int size);
void SaveMcd(int mcd, char *data, u32 adr, int size);
void CreateMcd(char *mcd);
typedef struct {
char Title[48];
char ID[14];
char Name[16];
int IconCount;
short Icon[16*16*3];
unsigned char Flags;
} McdBlock;
#ifdef __WIN32__
#pragma pack(1)
#endif
struct mc_command_0x26_tag{
u8 field_151; //+02 flags
u16 sectorSize; //+03 divide to it
u16 field_2C; //+05 divide to it
u32 mc_size; //+07
u8 xor; //+0b don't forget to recalculate it!!!
u8 Z; //+0c
#ifdef __WIN32__
};
#pragma pack()
#else
} __attribute__((packed));
#endif
void GetMcdBlockInfo(int mcd, int block, McdBlock *info);
#endif