AppleWin/source/Memory.h

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C
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#pragma once
enum
{
// Note: All are in bytes!
APPLE_SLOT_SIZE = 0x0100, // 1 page = $Cx00 .. $CxFF (slot 1 .. 7)
APPLE_SLOT_BEGIN = 0xC100, // each slot has 1 page reserved for it
APPLE_SLOT_END = 0xC7FF, //
FIRMWARE_EXPANSION_SIZE = 0x0800, // 8 pages = $C800 .. $CFFF
FIRMWARE_EXPANSION_BEGIN = 0xC800, // [C800,CFFF)
FIRMWARE_EXPANSION_END = 0xCFFF //
};
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enum MemoryInitPattern_e
{
MIP_ZERO
, MIP_RANDOM
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, MIP_FF_FF_00_00
, MIP_FF_00_FULL_PAGE
, MIP_00_FF_HALF_PAGE
, MIP_FF_00_HALF_PAGE
, MIP_PAGE_ADDRESS_LOW
, MIP_PAGE_ADDRESS_HIGH
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, NUM_MIP
};
extern MemoryInitPattern_e g_eMemoryInitPattern;
extern iofunction IORead[256];
extern iofunction IOWrite[256];
extern LPBYTE memwrite[0x100];
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extern LPBYTE mem;
extern LPBYTE memdirty;
#ifdef RAMWORKS
extern UINT g_uMaxExPages; // user requested ram pages (from cmd line)
#endif
void RegisterIoHandler(UINT uSlot, iofunction IOReadC0, iofunction IOWriteC0, iofunction IOReadCx, iofunction IOWriteCx, LPVOID lpSlotParameter, BYTE* pExpansionRom);
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void MemDestroy ();
bool MemGet80Store();
bool MemCheckSLOTCXROM();
LPBYTE MemGetAuxPtr(const WORD);
LPBYTE MemGetMainPtr(const WORD);
LPBYTE MemGetBankPtr(const UINT nBank);
LPBYTE MemGetCxRomPeripheral();
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void MemInitialize ();
BYTE MemReadFloatingBus(const ULONG uExecutedCycles);
BYTE MemReadFloatingBus(const BYTE highbit, const ULONG uExecutedCycles);
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void MemReset ();
void MemResetPaging ();
void MemUpdatePaging(BOOL initialize);
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BYTE MemReturnRandomData (BYTE highbit);
LPVOID MemGetSlotParameters (UINT uSlot);
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DWORD MemGetSnapshot(SS_BaseMemory* pSS);
DWORD MemSetSnapshot(SS_BaseMemory* pSS);
BYTE __stdcall IO_Null(WORD programcounter, WORD address, BYTE write, BYTE value, ULONG nCycles);
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BYTE __stdcall MemCheckPaging (WORD pc, WORD addr, BYTE bWrite, BYTE d, ULONG nCyclesLeft);
BYTE __stdcall MemSetPaging(WORD pc, WORD addr, BYTE bWrite, BYTE d, ULONG nCyclesLeft);