mirror of
https://github.com/dborth/snes9xgx.git
synced 2024-11-01 08:25:18 +01:00
2c224b8db8
- Virtual memory for GameCube, prevent out of memory crashes
387 lines
11 KiB
C
387 lines
11 KiB
C
/***********************************************************************************
|
|
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
|
|
|
|
(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
|
|
Jerremy Koot (jkoot@snes9x.com)
|
|
|
|
(c) Copyright 2002 - 2004 Matthew Kendora
|
|
|
|
(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
|
|
|
|
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
|
|
|
|
(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
|
|
|
|
(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
|
|
Kris Bleakley (codeviolation@hotmail.com)
|
|
|
|
(c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net),
|
|
Nach (n-a-c-h@users.sourceforge.net),
|
|
zones (kasumitokoduck@yahoo.com)
|
|
|
|
(c) Copyright 2006 - 2007 nitsuja
|
|
|
|
(c) Copyright 2009 - 2010 BearOso,
|
|
OV2
|
|
|
|
|
|
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_ (_demo_@zsnes.com),
|
|
Nach,
|
|
zsKnight (zsknight@zsnes.com)
|
|
|
|
C4 C++ code
|
|
(c) Copyright 2003 - 2006 Brad Jorsch,
|
|
Nach
|
|
|
|
DSP-1 emulator code
|
|
(c) Copyright 1998 - 2006 _Demo_,
|
|
Andreas Naive (andreasnaive@gmail.com),
|
|
Gary Henderson,
|
|
Ivar (ivar@snes9x.com),
|
|
John Weidman,
|
|
Kris Bleakley,
|
|
Matthew Kendora,
|
|
Nach,
|
|
neviksti (neviksti@hotmail.com)
|
|
|
|
DSP-2 emulator code
|
|
(c) Copyright 2003 John Weidman,
|
|
Kris Bleakley,
|
|
Lord Nightmare (lord_nightmare@users.sourceforge.net),
|
|
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 (pagefault@zsnes.com),
|
|
Kris Bleakley
|
|
Ported from x86 assembler to C by sanmaiwashi
|
|
|
|
SPC7110 and RTC C++ emulator code used in 1.39-1.51
|
|
(c) Copyright 2002 Matthew Kendora with research by
|
|
zsKnight,
|
|
John Weidman,
|
|
Dark Force
|
|
|
|
SPC7110 and RTC C++ emulator code used in 1.52+
|
|
(c) Copyright 2009 byuu,
|
|
neviksti
|
|
|
|
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 emulator code used in 1.5-1.51
|
|
(c) Copyright 1998 - 2003 Brad Martin
|
|
(c) Copyright 1998 - 2006 Charles Bilyue'
|
|
|
|
Sound emulator code used in 1.52+
|
|
(c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com)
|
|
|
|
SH assembler code partly based on x86 assembler code
|
|
(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
|
|
|
|
2xSaI filter
|
|
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
|
|
|
|
HQ2x, HQ3x, HQ4x filters
|
|
(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
|
|
|
|
NTSC filter
|
|
(c) Copyright 2006 - 2007 Shay Green
|
|
|
|
GTK+ GUI code
|
|
(c) Copyright 2004 - 2010 BearOso
|
|
|
|
Win32 GUI code
|
|
(c) Copyright 2003 - 2006 blip,
|
|
funkyass,
|
|
Matthew Kendora,
|
|
Nach,
|
|
nitsuja
|
|
(c) Copyright 2009 - 2010 OV2
|
|
|
|
Mac OS GUI code
|
|
(c) Copyright 1998 - 2001 John Stiles
|
|
(c) Copyright 2001 - 2010 zones
|
|
|
|
|
|
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 _MEMMAP_H_
|
|
#define _MEMMAP_H_
|
|
|
|
#define MEMMAP_BLOCK_SIZE (0x1000)
|
|
#define MEMMAP_NUM_BLOCKS (0x1000000 / MEMMAP_BLOCK_SIZE)
|
|
#define MEMMAP_SHIFT (12)
|
|
#define MEMMAP_MASK (MEMMAP_BLOCK_SIZE - 1)
|
|
|
|
struct CMemory
|
|
{
|
|
enum
|
|
#ifdef HW_DOL
|
|
#ifdef USE_VM
|
|
{ MAX_ROM_SIZE = 0x800000 };
|
|
#else
|
|
{ MAX_ROM_SIZE = 0x600000 };
|
|
#endif
|
|
#else
|
|
{ MAX_ROM_SIZE = 0x800000 };
|
|
#endif
|
|
enum file_formats
|
|
{ FILE_ZIP, FILE_JMA, FILE_DEFAULT };
|
|
|
|
enum
|
|
{ NOPE, YEAH, BIGFIRST, SMALLFIRST };
|
|
|
|
enum
|
|
{ MAP_TYPE_I_O, MAP_TYPE_ROM, MAP_TYPE_RAM };
|
|
|
|
enum
|
|
{
|
|
MAP_CPU,
|
|
MAP_PPU,
|
|
MAP_LOROM_SRAM,
|
|
MAP_LOROM_SRAM_B,
|
|
MAP_HIROM_SRAM,
|
|
MAP_DSP,
|
|
MAP_SA1RAM,
|
|
MAP_BWRAM,
|
|
MAP_BWRAM_BITMAP,
|
|
MAP_BWRAM_BITMAP2,
|
|
MAP_SPC7110_ROM,
|
|
MAP_SPC7110_DRAM,
|
|
MAP_RONLY_SRAM,
|
|
MAP_C4,
|
|
MAP_OBC_RAM,
|
|
MAP_SETA_DSP,
|
|
MAP_SETA_RISC,
|
|
MAP_BSX,
|
|
MAP_NONE,
|
|
MAP_LAST
|
|
};
|
|
|
|
uint8 NSRTHeader[32];
|
|
int32 HeaderCount;
|
|
|
|
uint8 *RAM;
|
|
uint8 *ROM;
|
|
uint8 *SRAM;
|
|
uint8 *VRAM;
|
|
uint8 *FillRAM;
|
|
uint8 *BWRAM;
|
|
uint8 *C4RAM;
|
|
uint8 *OBC1RAM;
|
|
uint8 *BSRAM;
|
|
uint8 *BIOSROM;
|
|
|
|
uint8 *Map[MEMMAP_NUM_BLOCKS];
|
|
uint8 *WriteMap[MEMMAP_NUM_BLOCKS];
|
|
uint8 BlockIsRAM[MEMMAP_NUM_BLOCKS];
|
|
uint8 BlockIsROM[MEMMAP_NUM_BLOCKS];
|
|
uint8 ExtendedFormat;
|
|
|
|
char ROMFilename[PATH_MAX + 1];
|
|
char ROMFilePath[PATH_MAX + 1];
|
|
char ROMName[ROM_NAME_LEN];
|
|
char RawROMName[ROM_NAME_LEN];
|
|
char ROMId[5];
|
|
int32 CompanyId;
|
|
uint8 ROMRegion;
|
|
uint8 ROMSpeed;
|
|
uint8 ROMType;
|
|
uint8 ROMSize;
|
|
uint32 ROMChecksum;
|
|
uint32 ROMComplementChecksum;
|
|
uint32 ROMCRC32;
|
|
int32 ROMFramesPerSecond;
|
|
|
|
bool8 HiROM;
|
|
bool8 LoROM;
|
|
uint8 SRAMSize;
|
|
uint32 SRAMMask;
|
|
uint32 CalculatedSize;
|
|
uint32 CalculatedChecksum;
|
|
|
|
// ports can assign this to perform some custom action upon loading a ROM (such as adjusting controls)
|
|
void (*PostRomInitFunc) (void);
|
|
|
|
bool8 Init (void);
|
|
void Deinit (void);
|
|
|
|
int ScoreHiROM (bool8, int32 romoff = 0);
|
|
int ScoreLoROM (bool8, int32 romoff = 0);
|
|
uint32 HeaderRemove (uint32, int32 &, uint8 *);
|
|
uint32 FileLoader (uint8 *, const char *, int32);
|
|
bool8 LoadROM (const char *);
|
|
bool8 LoadMultiCart (const char *, const char *);
|
|
bool8 LoadSufamiTurbo (const char *, const char *);
|
|
bool8 LoadSameGame (const char *, const char *);
|
|
bool8 LoadSRAM (const char *);
|
|
bool8 SaveSRAM (const char *);
|
|
void ClearSRAM (bool8 onlyNonSavedSRAM = 0);
|
|
bool8 LoadSRTC (void);
|
|
bool8 SaveSRTC (void);
|
|
|
|
char * Safe (const char *);
|
|
char * SafeANK (const char *);
|
|
void ParseSNESHeader (uint8 *);
|
|
void InitROM (void);
|
|
|
|
uint32 map_mirror (uint32, uint32);
|
|
void map_lorom (uint32, uint32, uint32, uint32, uint32);
|
|
void map_hirom (uint32, uint32, uint32, uint32, uint32);
|
|
void map_lorom_offset (uint32, uint32, uint32, uint32, uint32, uint32);
|
|
void map_hirom_offset (uint32, uint32, uint32, uint32, uint32, uint32);
|
|
void map_space (uint32, uint32, uint32, uint32, uint8 *);
|
|
void map_index (uint32, uint32, uint32, uint32, int, int);
|
|
void map_System (void);
|
|
void map_WRAM (void);
|
|
void map_LoROMSRAM (void);
|
|
void map_HiROMSRAM (void);
|
|
void map_DSP (void);
|
|
void map_C4 (void);
|
|
void map_OBC1 (void);
|
|
void map_SetaRISC (void);
|
|
void map_SetaDSP (void);
|
|
void map_WriteProtectROM (void);
|
|
void Map_Initialize (void);
|
|
void Map_LoROMMap (void);
|
|
void Map_NoMAD1LoROMMap (void);
|
|
void Map_JumboLoROMMap (void);
|
|
void Map_ROM24MBSLoROMMap (void);
|
|
void Map_SRAM512KLoROMMap (void);
|
|
void Map_SufamiTurboLoROMMap (void);
|
|
void Map_SufamiTurboPseudoLoROMMap (void);
|
|
void Map_SuperFXLoROMMap (void);
|
|
void Map_SetaDSPLoROMMap (void);
|
|
void Map_SDD1LoROMMap (void);
|
|
void Map_SA1LoROMMap (void);
|
|
void Map_HiROMMap (void);
|
|
void Map_ExtendedHiROMMap (void);
|
|
void Map_SameGameHiROMMap (void);
|
|
void Map_SPC7110HiROMMap (void);
|
|
|
|
uint16 checksum_calc_sum (uint8 *, uint32);
|
|
uint16 checksum_mirror_sum (uint8 *, uint32 &, uint32 mask = 0x800000);
|
|
void Checksum_Calculate (void);
|
|
|
|
bool8 match_na (const char *);
|
|
bool8 match_nn (const char *);
|
|
bool8 match_nc (const char *);
|
|
bool8 match_id (const char *);
|
|
void ApplyROMFixes (void);
|
|
void CheckForAnyPatch (const char *, bool8, int32 &);
|
|
|
|
void MakeRomInfoText (char *);
|
|
|
|
const char * MapType (void);
|
|
const char * StaticRAMSize (void);
|
|
const char * Size (void);
|
|
const char * Revision (void);
|
|
const char * KartContents (void);
|
|
const char * Country (void);
|
|
const char * PublishingCompany (void);
|
|
};
|
|
|
|
struct SMulti
|
|
{
|
|
int cartType;
|
|
int32 cartSizeA, cartSizeB;
|
|
int32 sramSizeA, sramSizeB;
|
|
uint32 sramMaskA, sramMaskB;
|
|
uint32 cartOffsetA, cartOffsetB;
|
|
uint8 *sramA, *sramB;
|
|
char fileNameA[PATH_MAX + 1], fileNameB[PATH_MAX + 1];
|
|
};
|
|
|
|
extern CMemory Memory;
|
|
extern SMulti Multi;
|
|
|
|
void S9xAutoSaveSRAM (void);
|
|
bool8 LoadZip(const char *, int32 *, int32 *, uint8 *);
|
|
|
|
enum s9xwrap_t
|
|
{
|
|
WRAP_NONE,
|
|
WRAP_BANK,
|
|
WRAP_PAGE
|
|
};
|
|
|
|
enum s9xwriteorder_t
|
|
{
|
|
WRITE_01,
|
|
WRITE_10
|
|
};
|
|
|
|
#include "getset.h"
|
|
|
|
#endif
|