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fxemu.h
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fxemu.h
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/**********************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
(c) Copyright 1996 - 2002 Gary Henderson ([email protected]) and
Jerremy Koot ([email protected])
(c) Copyright 2002 - 2004 Matthew Kendora
(c) Copyright 2002 - 2005 Peter Bortas ([email protected])
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
(c) Copyright 2001 - 2006 John Weidman ([email protected])
(c) Copyright 2002 - 2006 Brad Jorsch ([email protected]),
funkyass ([email protected]),
Kris Bleakley ([email protected]),
Nach ([email protected]), and
zones ([email protected])
BS-X C emulator code
(c) Copyright 2005 - 2006 Dreamer Nom,
zones
C4 x86 assembler and some C emulation code
(c) Copyright 2000 - 2003 _Demo_ ([email protected]),
Nach,
zsKnight ([email protected])
C4 C++ code
(c) Copyright 2003 - 2006 Brad Jorsch,
Nach
DSP-1 emulator code
(c) Copyright 1998 - 2006 _Demo_,
Andreas Naive ([email protected])
Gary Henderson,
Ivar ([email protected]),
John Weidman,
Kris Bleakley,
Matthew Kendora,
Nach,
neviksti ([email protected])
DSP-2 emulator code
(c) Copyright 2003 John Weidman,
Kris Bleakley,
Lord Nightmare ([email protected]),
Matthew Kendora,
neviksti
DSP-3 emulator code
(c) Copyright 2003 - 2006 John Weidman,
Kris Bleakley,
Lancer,
z80 gaiden
DSP-4 emulator code
(c) Copyright 2004 - 2006 Dreamer Nom,
John Weidman,
Kris Bleakley,
Nach,
z80 gaiden
OBC1 emulator code
(c) Copyright 2001 - 2004 zsKnight,
pagefault ([email protected]),
Kris Bleakley,
Ported from x86 assembler to C by sanmaiwashi
SPC7110 and RTC C++ emulator code
(c) Copyright 2002 Matthew Kendora with research by
zsKnight,
John Weidman,
Dark Force
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive,
John Weidman
S-RTC C emulator code
(c) Copyright 2001-2006 byuu,
John Weidman
ST010 C++ emulator code
(c) Copyright 2003 Feather,
John Weidman,
Kris Bleakley,
Matthew Kendora
Super FX x86 assembler emulator code
(c) Copyright 1998 - 2003 _Demo_,
pagefault,
zsKnight,
Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar,
Gary Henderson,
John Weidman
Sound DSP emulator code is derived from SNEeSe and OpenSPC:
(c) Copyright 1998 - 2003 Brad Martin
(c) Copyright 1998 - 2006 Charles Bilyue'
SH assembler code partly based on x86 assembler code
(c) Copyright 2002 - 2004 Marcus Comstedt ([email protected])
2xSaI filter
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
HQ2x filter
(c) Copyright 2003 Maxim Stepin ([email protected])
Specific ports contains the works of other authors. See headers in
individual files.
Snes9x homepage: http://www.snes9x.com
Permission to use, copy, modify and/or distribute Snes9x in both binary
and source form, for non-commercial purposes, is hereby granted without
fee, providing that this license information and copyright notice appear
with all copies and any derived work.
This software is provided 'as-is', without any express or implied
warranty. In no event shall the authors be held liable for any damages
arising from the use of this software or it's derivatives.
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes,
but is not limited to, charging money for Snes9x or software derived from
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
using Snes9x as a promotion for your commercial product.
The copyright holders request that bug fixes and improvements to the code
should be forwarded to them so everyone can benefit from the modifications
in future versions.
Super NES and Super Nintendo Entertainment System are trademarks of
Nintendo Co., Limited and its subsidiary companies.
**********************************************************************************/
#ifndef _FXEMU_H_
#define _FXEMU_H_ 1
#include "port.h"
/* The FxInfo_s structure, the link between the FxEmulator and the Snes Emulator */
struct FxInit_s
{
uint32 vFlags;
uint8 * pvRegisters; /* 768 bytes located in the memory at address 0x3000 */
uint32 nRamBanks; /* Number of 64kb-banks in GSU-RAM/BackupRAM (banks 0x70-0x73) */
uint8 * pvRam; /* Pointer to GSU-RAM */
uint32 nRomBanks; /* Number of 32kb-banks in Cart-ROM */
uint8 * pvRom; /* Pointer to Cart-ROM */
uint32 speedPerLine;
uint32 speedPerLinex2;
bool8 oneLineDone;
};
#define CHECK_EXEC_SUPERFX() ((ROM_GLOBAL [0x3000 + GSU_SFR] & FLG_G) && (ROM_GLOBAL[0x3000 + GSU_SCMR] & 0x18) == 0x18)
/* Reset the FxChip */
extern void FxReset(struct FxInit_s *psFxInfo);
/* Execute until the next stop instruction */
//extern int FxEmulate(uint32 nInstructions);
extern void S9xSuperFXExec();
/* Write access to the cache */
//extern void FxCacheWriteAccess(uint16 vAddress);
//extern void FxFlushCache(); /* Callled when the G flag in SFR is set to zero */
/* Breakpoint */
//extern void FxBreakPointSet(uint32 vAddress);
//extern void FxBreakPointClear();
/* Step by step execution */
//extern int FxStepOver(uint32 nInstructions);
/* Errors */
//extern int FxGetErrorCode();
//extern int FxGetIllegalAddress();
/* Access to internal registers */
//extern uint32 FxGetColorRegister();
//extern uint32 FxGetPlotOptionRegister();
//extern uint32 FxGetSourceRegisterIndex();
//extern uint32 FxGetDestinationRegisterIndex();
/* Get string for opcode currently in the pipe */
extern void FxPipeString(char * pvString);
/* Get the byte currently in the pipe */
//extern uint8 FxPipe();
/* SCBR write seen. We need to update our cached screen pointers */
//extern void fx_dirtySCBR (void);
/* Update RamBankReg and RAM Bank pointer */
//extern void fx_updateRamBank(uint8 Byte);
/* Option flags */
#define FX_FLAG_ADDRESS_CHECKING 0x01
#define FX_FLAG_ROM_BUFFER 0x02
/* Return codes from FxEmulate(), FxStepInto() or FxStepOver() */
#define FX_BREAKPOINT -1
#define FX_ERROR_ILLEGAL_ADDRESS -2
/* Return the number of bytes in an opcode */
#define OPCODE_BYTES(op) ((((op)>=0x05&&(op)<=0xf)||((op)>=0xa0&&(op)<=0xaf))?2:(((op)>=0xf0)?3:1))
extern void fx_computeScreenPointers ();
#endif