mirror of
https://github.com/dborth/snes9xgx.git
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404 lines
11 KiB
C
404 lines
11 KiB
C
/**********************************************************************************
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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),
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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 funkyass (funkyass@spam.shaw.ca),
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Kris Bleakley (codeviolation@hotmail.com)
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(c) Copyright 2002 - 2007 Brad Jorsch (anomie@users.sourceforge.net),
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Nach (n-a-c-h@users.sourceforge.net),
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zones (kasumitokoduck@yahoo.com)
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(c) Copyright 2006 - 2007 nitsuja
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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, HQ3x, HQ4x filters
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(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
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Win32 GUI code
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(c) Copyright 2003 - 2006 blip,
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funkyass,
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Matthew Kendora,
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Nach,
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nitsuja
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Mac OS GUI code
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(c) Copyright 1998 - 2001 John Stiles
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(c) Copyright 2001 - 2007 zones
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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_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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struct CMemory
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{
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enum
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#ifdef HW_RVL
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{ MAX_ROM_SIZE = 0x800000 }; // Wii - lots of memory
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#else
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{ MAX_ROM_SIZE = 0x500000 }; // GameCube - less memory to play with
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#endif
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enum file_formats
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{ FILE_ZIP, FILE_JMA, FILE_DEFAULT };
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enum
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{ NOPE, YEAH, BIGFIRST, SMALLFIRST };
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enum
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{ MAP_TYPE_I_O, MAP_TYPE_ROM, MAP_TYPE_RAM };
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enum
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{
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MAP_PPU,
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MAP_CPU,
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MAP_LOROM_SRAM,
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MAP_LOROM_SRAM_B,
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MAP_HIROM_SRAM,
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MAP_DSP,
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MAP_C4,
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MAP_BWRAM,
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MAP_BWRAM_BITMAP,
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MAP_BWRAM_BITMAP2,
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MAP_SA1RAM,
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MAP_SPC7110_ROM,
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MAP_SPC7110_DRAM,
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MAP_RONLY_SRAM,
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MAP_OBC_RAM,
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MAP_SETA_DSP,
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MAP_SETA_RISC,
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MAP_BSX,
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MAP_NONE,
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MAP_DEBUG,
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MAP_LAST
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};
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uint8 NSRTHeader[32];
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int32 HeaderCount;
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uint8 *RAM;
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uint8 *ROM;
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uint8 *SRAM;
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uint8 *VRAM;
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uint8 *FillRAM;
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uint8 *BWRAM;
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uint8 *C4RAM;
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uint8 *BSRAM;
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uint8 *BIOSROM;
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uint8 *Map[MEMMAP_NUM_BLOCKS];
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uint8 *WriteMap[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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uint8 MemorySpeed[MEMMAP_NUM_BLOCKS];
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uint8 ExtendedFormat;
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char ROMFilename[_MAX_PATH + 1];
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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 ROMRegion;
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uint8 ROMSpeed;
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uint8 ROMType;
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uint8 ROMSize;
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uint32 ROMChecksum;
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uint32 ROMComplementChecksum;
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uint32 ROMCRC32;
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int32 ROMFramesPerSecond;
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bool8 HiROM;
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bool8 LoROM;
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uint8 SRAMSize;
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uint32 SRAMMask;
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uint32 CalculatedSize;
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uint32 CalculatedChecksum;
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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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// ports can assign this to perform some custom action upon loading a ROM (such as adjusting controls)
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void (*PostRomInitFunc) ();
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bool8 Init (void);
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void Deinit (void);
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void FreeSDD1Data (void);
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int ScoreHiROM (bool8, int32 romoff = 0);
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int ScoreLoROM (bool8, int32 romoff = 0);
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uint32 HeaderRemove (uint32, int32 &, uint8 *);
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uint32 FileLoader (uint8 *, const char *, int32);
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bool8 LoadROM (const char *);
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bool8 LoadMultiCart (const char *, const char *);
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bool8 LoadSufamiTurbo (const char *, const char *);
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bool8 LoadSameGame (const char *, const char *);
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bool8 LoadLastROM (void);
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bool8 LoadSRAM (const char *);
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bool8 SaveSRAM (const char *);
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void ClearSRAM (bool8 onlyNonSavedSRAM = 0);
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char * Safe (const char *);
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char * SafeANK (const char *);
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void ParseSNESHeader (uint8 *);
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void InitROM (void);
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void FixROMSpeed (void);
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void ResetSpeedMap (void);
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uint32 map_mirror (uint32, uint32);
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void map_lorom (uint32, uint32, uint32, uint32, uint32);
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void map_hirom (uint32, uint32, uint32, uint32, uint32);
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void map_lorom_offset (uint32, uint32, uint32, uint32, uint32, uint32);
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void map_hirom_offset (uint32, uint32, uint32, uint32, uint32, uint32);
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void map_space (uint32, uint32, uint32, uint32, uint8 *);
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void map_index (uint32, uint32, uint32, uint32, int, int);
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void map_System (void);
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void map_WRAM (void);
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void map_LoROMSRAM (void);
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void map_HiROMSRAM (void);
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void map_DSP (void);
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void map_C4 (void);
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void map_OBC1 (void);
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void map_SetaRISC (void);
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void map_SetaDSP (void);
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void map_WriteProtectROM (void);
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void Map_Initialize (void);
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void Map_LoROMMap (void);
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void Map_NoMAD1LoROMMap (void);
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void Map_JumboLoROMMap (void);
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void Map_ROM24MBSLoROMMap (void);
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void Map_SRAM512KLoROMMap (void);
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void Map_SufamiTurboLoROMMap (void);
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void Map_SufamiTurboPseudoLoROMMap (void);
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void Map_SuperFXLoROMMap (void);
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void Map_SetaDSPLoROMMap (void);
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void Map_SDD1LoROMMap (void);
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void Map_SA1LoROMMap (void);
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void Map_HiROMMap (void);
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void Map_ExtendedHiROMMap (void);
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void Map_SameGameHiROMMap (void);
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void Map_SPC7110HiROMMap (void);
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uint16 checksum_calc_sum (uint8 *, uint32);
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uint16 checksum_mirror_sum (uint8 *, uint32 &, uint32 mask = 0x800000);
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void Checksum_Calculate (void);
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bool8 match_na (const char *);
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bool8 match_nn (const char *);
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bool8 match_nc (const char *);
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bool8 match_id (const char *);
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void ApplyROMFixes (void);
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void CheckForIPSPatch (const char *, bool8, int32 &);
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const char * TVStandard (void);
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const char * MapType (void);
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const char * MapMode (void);
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const char * StaticRAMSize (void);
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const char * Size (void);
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const char * Revision (void);
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const char * KartContents (void);
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};
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struct SMulti
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{
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int cartType;
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int32 cartSizeA, cartSizeB;
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int32 sramSizeA, sramSizeB;
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uint32 sramMaskA, sramMaskB;
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uint32 cartOffsetA, cartOffsetB;
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uint8 *sramA, *sramB;
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char fileNameA[_MAX_PATH + 1], fileNameB[_MAX_PATH + 1];
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};
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START_EXTERN_C
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extern CMemory Memory;
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extern SMulti Multi;
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#if defined(ZSNES_FX) || defined(ZSNES_C4)
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extern uint8 *ROM;
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extern uint8 *SRAM;
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extern uint8 *RegRAM;
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#endif
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bool8 LoadZip(const char *, int32 *, int32 *, uint8 *);
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END_EXTERN_C
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void S9xAutoSaveSRAM (void);
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enum s9xwrap_t
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{
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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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{
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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);
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uint16 S9xGetWord (uint32, enum s9xwrap_t w = WRAP_NONE);
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void S9xSetByte (uint8, uint32);
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void S9xSetWord (uint16, uint32, enum s9xwrap_t w = WRAP_NONE, enum s9xwriteorder_t o = WRITE_01);
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void S9xSetPCBase (uint32);
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uint8 * S9xGetMemPointer (uint32);
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uint8 * GetBasePointer (uint32);
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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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