pcsx2/pcsx2/Sio.h

67 lines
1.6 KiB
C

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2009 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 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 PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
struct _sio
{
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;
u32 count;
// Active pad slot for each port. Not sure if these automatically reset after each read or not.
u8 activePadSlot[2];
// Active memcard slot for each port. Not sure if these automatically reset after each read or not.
u8 activeMemcardSlot[2];
int GetMemcardIndex() const
{
return (CtrlReg&0x2000) >> 13;
}
int GetMultitapPort() const
{
return (CtrlReg&0x2000) >> 13;
}
};
extern _sio sio;
extern void sioInit();
extern u8 sioRead8();
extern void sioWrite8(u8 value);
extern void sioWriteCtrl16(u16 value);
extern void sioInterrupt();
extern void InitializeSIO(u8 value);