mirror of
https://github.com/dborth/snes9xgx.git
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333 lines
9.9 KiB
C
333 lines
9.9 KiB
C
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/**********************************************************************************
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and
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Jerremy Koot (jkoot@snes9x.com)
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(c) Copyright 2002 - 2004 Matthew Kendora
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(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
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(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
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(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
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(c) Copyright 2002 - 2006 Brad Jorsch (anomie@users.sourceforge.net),
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funkyass (funkyass@spam.shaw.ca),
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Kris Bleakley (codeviolation@hotmail.com),
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Nach (n-a-c-h@users.sourceforge.net), and
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zones (kasumitokoduck@yahoo.com)
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BS-X C emulator code
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(c) Copyright 2005 - 2006 Dreamer Nom,
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zones
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C4 x86 assembler and some C emulation code
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(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
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Nach,
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zsKnight (zsknight@zsnes.com)
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C4 C++ code
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(c) Copyright 2003 - 2006 Brad Jorsch,
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Nach
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DSP-1 emulator code
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(c) Copyright 1998 - 2006 _Demo_,
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Andreas Naive (andreasnaive@gmail.com)
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Gary Henderson,
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Ivar (ivar@snes9x.com),
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John Weidman,
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Kris Bleakley,
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Matthew Kendora,
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Nach,
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neviksti (neviksti@hotmail.com)
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DSP-2 emulator code
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(c) Copyright 2003 John Weidman,
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Kris Bleakley,
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Lord Nightmare (lord_nightmare@users.sourceforge.net),
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Matthew Kendora,
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neviksti
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DSP-3 emulator code
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(c) Copyright 2003 - 2006 John Weidman,
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Kris Bleakley,
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Lancer,
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z80 gaiden
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DSP-4 emulator code
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(c) Copyright 2004 - 2006 Dreamer Nom,
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John Weidman,
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Kris Bleakley,
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Nach,
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z80 gaiden
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OBC1 emulator code
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(c) Copyright 2001 - 2004 zsKnight,
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pagefault (pagefault@zsnes.com),
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Kris Bleakley,
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Ported from x86 assembler to C by sanmaiwashi
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SPC7110 and RTC C++ emulator code
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(c) Copyright 2002 Matthew Kendora with research by
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zsKnight,
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John Weidman,
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Dark Force
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S-DD1 C emulator code
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(c) Copyright 2003 Brad Jorsch with research by
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Andreas Naive,
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John Weidman
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S-RTC C emulator code
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(c) Copyright 2001-2006 byuu,
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John Weidman
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ST010 C++ emulator code
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(c) Copyright 2003 Feather,
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John Weidman,
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Kris Bleakley,
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Matthew Kendora
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Super FX x86 assembler emulator code
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(c) Copyright 1998 - 2003 _Demo_,
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pagefault,
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zsKnight,
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Super FX C emulator code
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(c) Copyright 1997 - 1999 Ivar,
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Gary Henderson,
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John Weidman
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Sound DSP emulator code is derived from SNEeSe and OpenSPC:
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(c) Copyright 1998 - 2003 Brad Martin
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(c) Copyright 1998 - 2006 Charles Bilyue'
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SH assembler code partly based on x86 assembler code
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(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
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2xSaI filter
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(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
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HQ2x filter
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(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
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Specific ports contains the works of other authors. See headers in
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individual files.
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Snes9x homepage: http://www.snes9x.com
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Permission to use, copy, modify and/or distribute Snes9x in both binary
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and source form, for non-commercial purposes, is hereby granted without
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fee, providing that this license information and copyright notice appear
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with all copies and any derived work.
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This software is provided 'as-is', without any express or implied
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warranty. In no event shall the authors be held liable for any damages
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arising from the use of this software or it's derivatives.
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Snes9x is freeware for PERSONAL USE only. Commercial users should
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seek permission of the copyright holders first. Commercial use includes,
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but is not limited to, charging money for Snes9x or software derived from
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Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
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using Snes9x as a promotion for your commercial product.
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The copyright holders request that bug fixes and improvements to the code
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should be forwarded to them so everyone can benefit from the modifications
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in future versions.
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Super NES and Super Nintendo Entertainment System are trademarks of
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Nintendo Co., Limited and its subsidiary companies.
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**********************************************************************************/
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#ifndef _memmap_h_
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#define _memmap_h_
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#include "snes9x.h"
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#define MEMMAP_BLOCK_SIZE (0x1000)
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#define MEMMAP_NUM_BLOCKS (0x1000000 / MEMMAP_BLOCK_SIZE)
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#define MEMMAP_BLOCKS_PER_BANK (0x10000 / MEMMAP_BLOCK_SIZE)
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#define MEMMAP_SHIFT 12
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#define MEMMAP_MASK (MEMMAP_BLOCK_SIZE - 1)
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#define MEMMAP_MAX_SDD1_LOGGED_ENTRIES (0x10000 / 8)
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//Extended ROM Formats
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#define NOPE 0
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#define YEAH 1
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#define BIGFIRST 2
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#define SMALLFIRST 3
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//File Formats go here
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enum file_formats { FILE_ZIP, FILE_RAR, FILE_JMA, FILE_DEFAULT };
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class CMemory {
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public:
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bool8 LoadROM (const char *);
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uint32 FileLoader (uint8* buffer, const char* filename, int32 maxsize);
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void InitROM (bool8);
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bool8 LoadSRAM (const char *);
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bool8 SaveSRAM (const char *);
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bool8 Init ();
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void Deinit ();
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void FreeSDD1Data ();
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void WriteProtectROM ();
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void FixROMSpeed ();
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void MapRAM ();
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void MapExtraRAM ();
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char *Safe (const char *);
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char *SafeANK (const char *);
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void JumboLoROMMap (bool8);
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void LoROMMap ();
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void LoROM24MBSMap ();
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void SRAM512KLoROMMap ();
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// void SRAM1024KLoROMMap ();
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void SufamiTurboLoROMMap ();
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void HiROMMap ();
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void SuperFXROMMap ();
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void TalesROMMap (bool8);
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void AlphaROMMap ();
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void SA1ROMMap ();
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void SPC7110HiROMMap();
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void SPC7110Sram(uint8);
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void SetaDSPMap();
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bool8 AllASCII (uint8 *b, int size);
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int ScoreHiROM (bool8 skip_header, int32 offset=0);
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int ScoreLoROM (bool8 skip_header, int32 offset=0);
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#if 0
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void SufamiTurboAltROMMap();
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#endif
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void ApplyROMFixes ();
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void CheckForIPSPatch (const char *rom_filename, bool8 header,
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int32 &rom_size);
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const char *TVStandard ();
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const char *Speed ();
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const char *StaticRAMSize ();
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const char *MapType ();
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const char *MapMode ();
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const char *KartContents ();
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const char *Size ();
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const char *Headers ();
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const char *ROMID ();
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const char *CompanyID ();
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void ParseSNESHeader(uint8*);
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enum {
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MAP_PPU, MAP_CPU, MAP_DSP, MAP_LOROM_SRAM, MAP_HIROM_SRAM,
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MAP_NONE, MAP_DEBUG, MAP_C4, MAP_BWRAM, MAP_BWRAM_BITMAP,
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MAP_BWRAM_BITMAP2, MAP_SA1RAM, MAP_SPC7110_ROM, MAP_SPC7110_DRAM,
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MAP_RONLY_SRAM, MAP_OBC_RAM, MAP_SETA_DSP, MAP_SETA_RISC, MAP_BSX, MAP_LAST
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};
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enum { MAX_ROM_SIZE = 0x800000 };
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uint8 *RAM;
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uint8 *ROM;
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uint8 *VRAM;
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uint8 *SRAM;
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uint8 *BWRAM;
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uint8 *FillRAM;
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uint8 *C4RAM;
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bool8 HiROM;
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bool8 LoROM;
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uint32 SRAMMask;
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uint8 SRAMSize;
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uint8 *Map [MEMMAP_NUM_BLOCKS];
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uint8 *WriteMap [MEMMAP_NUM_BLOCKS];
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uint8 MemorySpeed [MEMMAP_NUM_BLOCKS];
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uint8 BlockIsRAM [MEMMAP_NUM_BLOCKS];
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uint8 BlockIsROM [MEMMAP_NUM_BLOCKS];
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char ROMName [ROM_NAME_LEN];
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char RawROMName [ROM_NAME_LEN];
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char ROMId [5];
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char CompanyId [3];
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uint8 ROMSpeed;
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uint8 ROMType;
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uint8 ROMSize;
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int32 ROMFramesPerSecond;
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int32 HeaderCount;
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uint32 CalculatedSize;
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uint32 CalculatedChecksum;
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uint32 ROMChecksum;
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uint32 ROMComplementChecksum;
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uint8 *SDD1Index;
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uint8 *SDD1Data;
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uint32 SDD1Entries;
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uint32 SDD1LoggedDataCountPrev;
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uint32 SDD1LoggedDataCount;
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uint8 SDD1LoggedData [MEMMAP_MAX_SDD1_LOGGED_ENTRIES];
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char ROMFilename [_MAX_PATH];
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uint8 ROMRegion;
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uint32 ROMCRC32;
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uint8 ExtendedFormat;
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#if 0
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bool8 SufamiTurbo;
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char Slot1Filename [_MAX_PATH];
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char Slot2Filename [_MAX_PATH];
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uint8* ROMOffset1;
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uint8* ROMOffset2;
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uint8* SRAMOffset1;
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uint8* SRAMOffset2;
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uint32 Slot1Size;
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uint32 Slot2Size;
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uint32 Slot1SRAMSize;
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uint32 Slot2SRAMSize;
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uint8 SlotContents;
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#endif
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uint8 *BSRAM;
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uint8 *BIOSROM;
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void ResetSpeedMap();
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#if 0
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bool8 LoadMulti (const char *,const char *,const char *);
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#endif
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};
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START_EXTERN_C
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extern CMemory Memory;
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extern uint8 *SRAM;
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extern uint8 *ROM;
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extern uint8 *RegRAM;
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void S9xDeinterleaveMode2 ();
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bool8 LoadZip(const char* zipname,
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int32 *TotalFileSize,
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int32 *headers,
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uint8 *buffer);
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END_EXTERN_C
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void S9xAutoSaveSRAM ();
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enum s9xwrap_t {
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WRAP_NONE,
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WRAP_BANK,
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WRAP_PAGE
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};
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enum s9xwriteorder_t {
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WRITE_01,
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WRITE_10
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};
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#ifdef NO_INLINE_SET_GET
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uint8 S9xGetByte (uint32 Address);
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uint16 S9xGetWord (uint32 Address, enum s9xwrap_t w=WRAP_NONE);
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void S9xSetByte (uint8 Byte, uint32 Address);
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void S9xSetWord (uint16 Word, uint32 Address, enum s9xwrap_t w=WRAP_NONE, enum s9xwriteorder_t o=WRITE_01);
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void S9xSetPCBase (uint32 Address);
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uint8 *S9xGetMemPointer (uint32 Address);
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uint8 *GetBasePointer (uint32 Address);
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START_EXTERN_C
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extern uint8 OpenBus;
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END_EXTERN_C
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#else
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#define INLINE inline
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#include "getset.h"
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#endif // NO_INLINE_SET_GET
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#endif // _memmap_h_
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