mirror of https://github.com/snes9xgit/snes9x.git
224 lines
5.4 KiB
C++
224 lines
5.4 KiB
C++
/*****************************************************************************\
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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This file is licensed under the Snes9x License.
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For further information, consult the LICENSE file in the root directory.
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\*****************************************************************************/
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#ifndef _MEMMAP_H_
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#define _MEMMAP_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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#include <string>
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struct CMemory
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{
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enum
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{ MAX_ROM_SIZE = 0x800000 };
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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_CPU,
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MAP_PPU,
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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_SA1RAM,
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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_SPC7110_ROM,
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MAP_SPC7110_DRAM,
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MAP_RONLY_SRAM,
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MAP_C4,
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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_LAST
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};
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uint8 NSRTHeader[32];
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int32 HeaderCount;
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uint8 RAM[0x20000];
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uint8 ROMStorage[MAX_ROM_SIZE + 0x200 + 0x8000];
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uint8 *ROM;
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uint8 SRAM[0x80000];
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uint8 VRAM[0x10000];
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uint8 *FillRAM;
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uint8 *BWRAM;
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uint8 *C4RAM;
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uint8 *OBC1RAM;
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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 ExtendedFormat;
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std::string ROMFilename;
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char ROMName[ROM_NAME_LEN];
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char ROMId[5];
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int32 CompanyId;
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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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unsigned char ROMSHA256[32];
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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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// ports can assign this to perform some custom action upon loading a ROM (such as adjusting controls)
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void (*PostRomInitFunc) (void);
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bool8 Init (void);
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void Deinit (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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int First512BytesCountZeroes() const;
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uint32 HeaderRemove (uint32, uint8 *);
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uint32 FileLoader (uint8 *, const char *, uint32);
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uint32 MemLoader (uint8 *, const char*, uint32);
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bool8 LoadROMMem (const uint8 *, uint32);
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bool8 LoadROM (const char *);
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bool8 LoadROMInt (int32);
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bool8 LoadMultiCartMem (const uint8 *, uint32, const uint8 *, uint32, const uint8 *, uint32);
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bool8 LoadMultiCart (const char *, const char *);
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bool8 LoadMultiCartInt ();
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bool8 LoadSufamiTurbo ();
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bool8 LoadBSCart ();
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bool8 LoadGNEXT ();
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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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bool8 LoadSRTC (void);
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bool8 SaveSRTC (void);
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bool8 SaveMPAK (const char *);
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void ParseSNESHeader (uint8 *);
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void InitROM (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_BSSA1LoROMMap (void);
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void Map_HiROMMap (void);
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void Map_ExtendedHiROMMap (void);
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void Map_SPC7110HiROMMap (void);
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void Map_BSCartLoROMMap(uint8);
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void Map_BSCartHiROMMap(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 CheckForAnyPatch (const char *, bool8, int32 &);
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void MakeRomInfoText (char *);
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const char * MapType (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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const char * Country (void);
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const char * PublishingCompany (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[PATH_MAX + 1], fileNameB[PATH_MAX + 1];
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};
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extern CMemory Memory;
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extern SMulti Multi;
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inline bool S9xInterlaceField()
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{
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return (Memory.FillRAM[0x213F] & 0x80) >> 7;
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}
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void S9xAutoSaveSRAM (void);
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bool8 LoadZip(const char *, uint32 *, uint8 *);
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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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#include "getset.h"
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#endif
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