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/*
* Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
*
* (c) Copyright 1996 - 2001 Gary Henderson (gary.henderson@ntlworld.com) and
* Jerremy Koot (jkoot@snes9x.com)
*
* Super FX C emulator code
* (c) Copyright 1997 - 1999 Ivar (ivar@snes9x.com) and
* Gary Henderson.
* Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_.
*
* DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson.
* C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_.
* C4 C code (c) Copyright 2001 Gary Henderson (gary.henderson@ntlworld.com).
*
* DOS port code contains the works of other authors. See headers in
* individual files.
*
* Snes9x homepage: http://www.snes9x.com
*
* Permission to use, copy, modify and 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.
*
* Snes9x is freeware for PERSONAL USE only. Commercial users should
* seek permission of the copyright holders first. Commercial use includes
* charging money for Snes9x or software derived from Snes9x.
*
* 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_
#include "snes9x.h"
#ifdef FAST_LSB_WORD_ACCESS
#define READ_WORD(s) (*(uint16 *) (s))
#define READ_DWORD(s) (*(uint32 *) (s))
#define WRITE_WORD(s, d) *(uint16 *) (s) = (d)
#define WRITE_DWORD(s, d) *(uint32 *) (s) = (d)
#define READ_3WORD(s) ((*(uint32 *) (s)) & 0x00FFFFFF)
#define WRITE_3WORD(s, d) *(uint16 *) (s) = (uint16) (d), \
*((uint8 *) (s) + 2) = (uint8) ((d) >> 16)
#else
#define READ_WORD(s) ( *(uint8 *) (s) |\
(*((uint8 *) (s) + 1) << 8))
#define READ_DWORD(s) ( *(uint8 *) (s) |\
(*((uint8 *) (s) + 1) << 8) |\
(*((uint8 *) (s) + 2) << 16) |\
(*((uint8 *) (s) + 3) << 24))
#define WRITE_WORD(s, d) *(uint8 *) (s) = (d), \
*((uint8 *) (s) + 1) = (d) >> 8
#define WRITE_DWORD(s, d) *(uint8 *) (s) = (uint8) (d), \
*((uint8 *) (s) + 1) = (uint8) ((d) >> 8),\
*((uint8 *) (s) + 2) = (uint8) ((d) >> 16),\
*((uint8 *) (s) + 3) = (uint8) ((d) >> 24)
#define WRITE_3WORD(s, d) *(uint8 *) (s) = (uint8) (d), \
*((uint8 *) (s) + 1) = (uint8) ((d) >> 8),\
*((uint8 *) (s) + 2) = (uint8) ((d) >> 16)
#define READ_3WORD(s) ( *(uint8 *) (s) |\
(*((uint8 *) (s) + 1) << 8) |\
(*((uint8 *) (s) + 2) << 16))
#endif
#define MEMMAP_BLOCK_SIZE (0x1000)
#define MEMMAP_NUM_BLOCKS (0x1000000 / MEMMAP_BLOCK_SIZE)
#define MEMMAP_BLOCKS_PER_BANK (0x10000 / MEMMAP_BLOCK_SIZE)
#define MEMMAP_SHIFT 12
#define MEMMAP_MASK (MEMMAP_BLOCK_SIZE - 1)
#define MEMMAP_MAX_SDD1_LOGGED_ENTRIES (0x10000 / 8)
bool8_32 LoadROM(const char*);
void InitROM(bool8_32);
bool8_32 LoadSRAM(const char*);
bool8_32 SaveSRAM(const char*);
bool8_32 MemoryInit();
void MemoryDeinit();
void FreeSDD1Data();
void WriteProtectROM();
void FixROMSpeed();
void MapRAM();
void MapExtraRAM();
char* Safe(const char*);
void LoROMMap();
void LoROM24MBSMap();
void SRAM512KLoROMMap();
void SRAM1024KLoROMMap();
void SufamiTurboLoROMMap();
void HiROMMap();
void SuperFXROMMap();
void TalesROMMap(bool8_32);
void AlphaROMMap();
void SA1ROMMap();
void BSHiROMMap();
bool8_32 AllASCII(uint8* b, int size);
int ScoreHiROM(bool8_32 skip_header);
int ScoreLoROM(bool8_32 skip_header);
void ApplyROMFixes();
void CheckForIPSPatch(const char* rom_filename, bool8_32 header,
int32* rom_size);
const char* TVStandard();
const char* Speed();
const char* StaticRAMSize();
const char* MapType();
const char* MapMode();
const char* KartContents();
const char* Size();
const char* Headers();
const char* ROMID();
const char* CompanyID();
uint32 caCRC32(uint8* array, uint32 size);
enum
{
MAP_PPU, MAP_CPU, MAP_DSP, MAP_LOROM_SRAM, MAP_HIROM_SRAM,
MAP_NONE, MAP_DEBUG, MAP_C4, MAP_BWRAM, MAP_BWRAM_BITMAP,
MAP_BWRAM_BITMAP2, MAP_SA1RAM, MAP_LAST
};
enum { MAX_ROM_SIZE = 0x600000 };
typedef struct
{
uint8* RAM;
uint8* ROM;
uint8* VRAM;
uint8* SRAM;
uint8* BWRAM;
uint8* FillRAM;
uint8* C4RAM;
bool8_32 HiROM;
bool8_32 LoROM;
uint16 SRAMMask;
uint8 SRAMSize;
uint8* Map [MEMMAP_NUM_BLOCKS];
uint8* WriteMap [MEMMAP_NUM_BLOCKS];
uint32 MemorySpeed [MEMMAP_NUM_BLOCKS];
uint8 BlockIsRAM [MEMMAP_NUM_BLOCKS];
uint8 BlockIsROM [MEMMAP_NUM_BLOCKS];
char ROMName [ROM_NAME_LEN];
char ROMId [5];
char CompanyId [3];
uint8 ROMSpeed;
uint8 ROMType;
uint8 ROMSize;
int32 ROMFramesPerSecond;
int32 HeaderCount;
uint32 CalculatedSize;
uint32 CalculatedChecksum;
uint32 ROMChecksum;
uint32 ROMComplementChecksum;
uint8* SDD1Index;
uint8* SDD1Data;
uint32 SDD1Entries;
uint32 SDD1LoggedDataCountPrev;
uint32 SDD1LoggedDataCount;
uint8 SDD1LoggedData [MEMMAP_MAX_SDD1_LOGGED_ENTRIES];
char ROMFilename [_MAX_PATH];
} CMemory;
START_EXTERN_C
extern CMemory Memory;
extern uint8* SRAM;
extern uint8* ROM;
extern uint8* RegRAM;
void S9xDeinterleaveMode2();
void S9xSaveSRAM(void);
END_EXTERN_C
void S9xAutoSaveSRAM();
#ifdef NO_INLINE_SET_GET
uint8 S9xGetByte(uint32 Address, struct SCPUState*);
uint16 S9xGetWord(uint32 Address, struct SCPUState*);
void S9xSetByte(uint8 Byte, uint32 Address, struct SCPUState*);
void S9xSetWord(uint16 Byte, uint32 Address, struct SCPUState*);
void S9xSetPCBase(uint32 Address, struct SCPUState*);
uint8* S9xGetMemPointer(uint32 Address);
uint8* GetBasePointer(uint32 Address);
#else
#ifndef INLINE
#define INLINE inline
#endif
#include "getset.h"
#endif // NO_INLINE_SET_GET
#endif // _memmap_h_
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