mirror of
https://github.com/SourMesen/Mesen-S.git
synced 2024-06-23 06:41:55 -04:00
99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
#pragma once
|
|
#include "stdafx.h"
|
|
#include "BaseCoprocessor.h"
|
|
#include "MemoryMappings.h"
|
|
#include "Sa1Types.h"
|
|
|
|
class Console;
|
|
class Cpu;
|
|
class Sa1Cpu;
|
|
class MemoryManager;
|
|
class BaseCartridge;
|
|
|
|
//TODO: Implement write protection flags
|
|
//TODO: Timers
|
|
|
|
class Sa1 : public BaseCoprocessor
|
|
{
|
|
private:
|
|
static constexpr int InternalRamSize = 0x800;
|
|
|
|
unique_ptr<Sa1Cpu> _cpu;
|
|
Console* _console;
|
|
MemoryManager* _memoryManager;
|
|
BaseCartridge* _cart;
|
|
Cpu* _snesCpu;
|
|
|
|
Sa1State _state = {};
|
|
uint8_t* _iRam;
|
|
|
|
SnesMemoryType _lastAccessMemType;
|
|
uint8_t _openBus;
|
|
|
|
unique_ptr<IMemoryHandler> _iRamHandler;
|
|
unique_ptr<IMemoryHandler> _bwRamHandler;
|
|
unique_ptr<IMemoryHandler> _cpuVectorHandler;
|
|
|
|
vector<unique_ptr<IMemoryHandler>> _cpuBwRamHandlers;
|
|
|
|
MemoryMappings _mappings;
|
|
|
|
void UpdateBank(uint8_t index, uint8_t value);
|
|
void UpdatePrgRomMappings();
|
|
void UpdateVectorMappings();
|
|
void UpdateSaveRamMappings();
|
|
|
|
void IncVarLenPosition();
|
|
void CalculateMathOpResult();
|
|
void RunCharConvertType2();
|
|
|
|
void ProcessInterrupts();
|
|
void RunDma();
|
|
|
|
void Sa1RegisterWrite(uint16_t addr, uint8_t value);
|
|
uint8_t Sa1RegisterRead(uint16_t addr);
|
|
|
|
void WriteSharedRegisters(uint16_t addr, uint8_t value);
|
|
|
|
void WriteInternalRam(uint32_t addr, uint8_t value);
|
|
void WriteBwRam(uint32_t addr, uint8_t value);
|
|
|
|
public:
|
|
Sa1(Console* console);
|
|
virtual ~Sa1();
|
|
|
|
void WriteSa1(uint32_t addr, uint8_t value, MemoryOperationType type);
|
|
uint8_t ReadSa1(uint32_t addr, MemoryOperationType type = MemoryOperationType::Read);
|
|
|
|
void CpuRegisterWrite(uint16_t addr, uint8_t value);
|
|
uint8_t CpuRegisterRead(uint16_t addr);
|
|
|
|
uint8_t ReadCharConvertType1(uint32_t addr);
|
|
|
|
// Inherited via BaseCoprocessor
|
|
void Serialize(Serializer & s) override;
|
|
uint8_t Read(uint32_t addr) override;
|
|
uint8_t Peek(uint32_t addr) override;
|
|
void PeekBlock(uint32_t addr, uint8_t *output) override;
|
|
void Write(uint32_t addr, uint8_t value) override;
|
|
AddressInfo GetAbsoluteAddress(uint32_t address) override;
|
|
|
|
void Run() override;
|
|
void Reset() override;
|
|
|
|
SnesMemoryType GetSa1MemoryType();
|
|
bool IsSnesCpuFastRomSpeed();
|
|
SnesMemoryType GetSnesCpuMemoryType();
|
|
|
|
uint8_t* DebugGetInternalRam();
|
|
uint32_t DebugGetInternalRamSize();
|
|
|
|
DebugSa1State GetState();
|
|
CpuState GetCpuState();
|
|
|
|
uint16_t ReadVector(uint16_t vector);
|
|
MemoryMappings* GetMemoryMappings();
|
|
void LoadBattery() override;
|
|
void SaveBattery() override;
|
|
};
|