Mesen-SX/Core/BaseCartridge.cpp

632 lines
No EOL
19 KiB
C++

#include "stdafx.h"
#include "BaseCartridge.h"
#include "RamHandler.h"
#include "RomHandler.h"
#include "MemoryMappings.h"
#include "IMemoryHandler.h"
#include "BaseCoprocessor.h"
#include "MessageManager.h"
#include "Console.h"
#include "EmuSettings.h"
#include "BatteryManager.h"
#include "NecDsp.h"
#include "Sa1.h"
#include "Gsu.h"
#include "Sdd1.h"
#include "Cx4.h"
#include "Obc1.h"
#include "SpcFileData.h"
#include "../Utilities/HexUtilities.h"
#include "../Utilities/VirtualFile.h"
#include "../Utilities/FolderUtilities.h"
#include "../Utilities/Serializer.h"
#include "../Utilities/sha1.h"
BaseCartridge::~BaseCartridge()
{
SaveBattery();
delete[] _prgRom;
delete[] _saveRam;
}
shared_ptr<BaseCartridge> BaseCartridge::CreateCartridge(Console* console, VirtualFile &romFile, VirtualFile &patchFile)
{
if(romFile.IsValid()) {
shared_ptr<BaseCartridge> cart(new BaseCartridge());
if(patchFile.IsValid()) {
cart->_patchPath = patchFile;
if(romFile.ApplyPatch(patchFile)) {
MessageManager::DisplayMessage("Patch", "ApplyingPatch", patchFile.GetFileName());
}
}
vector<uint8_t> romData;
romFile.ReadFile(romData);
if(romData.size() < 0x8000) {
return nullptr;
}
cart->_console = console;
cart->_romPath = romFile;
cart->_prgRomSize = (uint32_t)romData.size();
cart->_prgRom = new uint8_t[cart->_prgRomSize];
memcpy(cart->_prgRom, romData.data(), cart->_prgRomSize);
if(memcmp(cart->_prgRom, "SNES-SPC700 Sound File Data", 27) == 0) {
if(cart->_prgRomSize >= 0x10200) {
//SPC files must be 0x10200 bytes long at minimum
cart->LoadSpc();
} else {
return nullptr;
}
} else {
cart->LoadRom();
}
return cart;
} else {
return nullptr;
}
}
int32_t BaseCartridge::GetHeaderScore(uint32_t addr)
{
//Try to figure out where the header is by using a scoring system
if(_prgRomSize < addr + 0x7FFF) {
return -1;
}
SnesCartInformation cartInfo;
memcpy(&cartInfo, _prgRom + addr + 0x7FB0, sizeof(SnesCartInformation));
uint32_t score = 0;
uint8_t mode = (cartInfo.MapMode & ~0x10);
if((mode == 0x20 || mode == 0x22) && addr < 0x8000) {
score++;
} else if((mode == 0x21 || mode == 0x25) && addr >= 0x8000) {
score++;
}
if(cartInfo.RomType < 0x08) {
score++;
}
if(cartInfo.RomSize < 0x10) {
score++;
}
if(cartInfo.SramSize < 0x08) {
score++;
}
uint16_t checksum = cartInfo.Checksum[0] | (cartInfo.Checksum[1] << 8);
uint16_t complement = cartInfo.ChecksumComplement[0] | (cartInfo.ChecksumComplement[1] << 8);
if(checksum + complement == 0xFFFF && checksum != 0 && complement != 0) {
score += 8;
}
uint32_t resetVectorAddr = addr + 0x7FFC;
uint32_t resetVector = _prgRom[resetVectorAddr] | (_prgRom[resetVectorAddr + 1] << 8);
if(resetVector < 0x8000) {
return -1;
}
uint8_t op = _prgRom[addr + (resetVector & 0x7FFF)];
if(op == 0x18 || op == 0x78 || op == 0x4C || op == 0x5C || op == 0x20 || op == 0x22 || op == 0x9C) {
//CLI, SEI, JMP, JML, JSR, JSl, STZ
score += 8;
} else if(op == 0xC2 || op == 0xE2 || op == 0xA9 || op == 0xA2 || op == 0xA0) {
//REP, SEP, LDA, LDX, LDY
score += 4;
} else if(op == 0x00 || op == 0xFF || op == 0xCC) {
//BRK, SBC, CPY
score -= 8;
}
return std::max<int32_t>(0, score);
}
void BaseCartridge::LoadRom()
{
//Find the best potential header among lorom/hirom + headerless/headered combinations
vector<uint32_t> baseAddresses = { 0, 0x200, 0x8000, 0x8200, 0x408000, 0x408200 };
int32_t bestScore = -1;
bool hasHeader = false;
bool isLoRom = true;
bool isExRom = true;
for(uint32_t baseAddress : baseAddresses) {
int32_t score = GetHeaderScore(baseAddress);
if(score >= 0 && score >= bestScore) {
bestScore = score;
isLoRom = (baseAddress & 0x8000) == 0;
isExRom = (baseAddress & 0x400000) != 0;
hasHeader = (baseAddress & 0x200) != 0;
uint32_t headerOffset = std::min(baseAddress + 0x7FB0, _prgRomSize - 0x40);
memcpy(&_cartInfo, _prgRom + headerOffset, sizeof(SnesCartInformation));
}
}
uint32_t flags = 0;
if(isLoRom) {
if(hasHeader) {
flags |= CartFlags::CopierHeader;
}
flags |= CartFlags::LoRom;
} else {
if(hasHeader) {
flags |= CartFlags::CopierHeader;
}
flags |= isExRom ? CartFlags::ExHiRom : CartFlags::HiRom;
}
if(flags & CartFlags::CopierHeader) {
//Remove the copier header
memmove(_prgRom, _prgRom + 512, _prgRomSize - 512);
_prgRomSize -= 512;
}
if((flags & CartFlags::HiRom) && (_cartInfo.MapMode & 0x27) == 0x25) {
flags |= CartFlags::ExHiRom;
} else if((flags & CartFlags::LoRom) && (_cartInfo.MapMode & 0x27) == 0x22) {
flags |= CartFlags::ExLoRom;
}
if(_cartInfo.MapMode & 0x10) {
flags |= CartFlags::FastRom;
}
_flags = (CartFlags::CartFlags)flags;
_hasBattery = (_cartInfo.RomType & 0x0F) == 0x02 || (_cartInfo.RomType & 0x0F) == 0x05 || (_cartInfo.RomType & 0x0F) == 0x06 || (_cartInfo.RomType & 0x0F) == 0x09 || (_cartInfo.RomType & 0x0F) == 0x0A;
_coprocessorType = GetCoprocessorType();
if(_coprocessorType != CoprocessorType::None && _cartInfo.ExpansionRamSize > 0 && _cartInfo.ExpansionRamSize <= 7) {
_coprocessorRamSize = _cartInfo.ExpansionRamSize > 0 ? 1024 * (1 << _cartInfo.ExpansionRamSize) : 0;
}
if(_coprocessorType == CoprocessorType::GSU && _coprocessorRamSize == 0) {
//Use a min of 64kb by default for GSU games
_coprocessorRamSize = 0x10000;
}
LoadEmbeddedFirmware();
ApplyConfigOverrides();
uint8_t rawSramSize = std::min(_cartInfo.SramSize & 0x0F, 8);
_saveRamSize = rawSramSize > 0 ? 1024 * (1 << rawSramSize) : 0;
_saveRam = new uint8_t[_saveRamSize];
_console->GetSettings()->InitializeRam(_saveRam, _saveRamSize);
DisplayCartInfo();
}
CoprocessorType BaseCartridge::GetCoprocessorType()
{
if((_cartInfo.RomType & 0x0F) >= 0x03) {
switch((_cartInfo.RomType & 0xF0) >> 4) {
case 0x00: return GetDspVersion(); break;
case 0x01: return CoprocessorType::GSU; break;
case 0x02: return CoprocessorType::OBC1; break;
case 0x03: return CoprocessorType::SA1; break;
case 0x04: return CoprocessorType::SDD1; break;
case 0x05: return CoprocessorType::RTC; break;
case 0x0E: return CoprocessorType::Satellaview; break;
case 0x0F:
switch(_cartInfo.CartridgeType) {
case 0x00: return CoprocessorType::SPC7110; _hasBattery = true; break;
case 0x01: return GetSt01xVersion(); _hasBattery = true; break;
case 0x02: return CoprocessorType::ST018; _hasBattery = true; break;
case 0x10: return CoprocessorType::CX4; break;
}
break;
}
}
return CoprocessorType::None;
}
CoprocessorType BaseCartridge::GetSt01xVersion()
{
string cartName = GetCartName();
if(cartName == "2DAN MORITA SHOUGI") {
return CoprocessorType::ST011;
}
return CoprocessorType::ST010;
}
CoprocessorType BaseCartridge::GetDspVersion()
{
string cartName = GetCartName();
if(cartName == "DUNGEON MASTER") {
return CoprocessorType::DSP2;
} if(cartName == "PILOTWINGS") {
return CoprocessorType::DSP1;
} else if(cartName == "SD\xB6\xDE\xDD\xC0\xDE\xD1GX") {
//SD Gundam GX
return CoprocessorType::DSP3;
} else if(cartName == "PLANETS CHAMP TG3000" || cartName == "TOP GEAR 3000") {
return CoprocessorType::DSP4;
}
//Default to DSP1B
return CoprocessorType::DSP1B;
}
void BaseCartridge::Reset()
{
if(_coprocessor) {
_coprocessor->Reset();
}
}
RomInfo BaseCartridge::GetRomInfo()
{
RomInfo info;
info.Header = _cartInfo;
info.RomFile = static_cast<VirtualFile>(_romPath);
info.PatchFile = static_cast<VirtualFile>(_patchPath);
info.Coprocessor = _coprocessorType;
return info;
}
string BaseCartridge::GetSha1Hash()
{
return SHA1::GetHash(_prgRom, _prgRomSize);
}
CartFlags::CartFlags BaseCartridge::GetCartFlags()
{
return _flags;
}
void BaseCartridge::LoadBattery()
{
if(_saveRamSize > 0) {
_console->GetBatteryManager()->LoadBattery(".srm", _saveRam, _saveRamSize);
} else if(_coprocessor && _hasBattery) {
_coprocessor->LoadBattery();
}
}
void BaseCartridge::SaveBattery()
{
if(_saveRamSize > 0) {
_console->GetBatteryManager()->SaveBattery(".srm", _saveRam, _saveRamSize);
} else if(_coprocessor && _hasBattery) {
_coprocessor->SaveBattery();
}
}
void BaseCartridge::Init(MemoryMappings &mm)
{
for(uint32_t i = 0; i < _prgRomSize; i += 0x1000) {
_prgRomHandlers.push_back(unique_ptr<RomHandler>(new RomHandler(_prgRom, i, _prgRomSize, SnesMemoryType::PrgRom)));
}
uint32_t power = (uint32_t)std::log2(_prgRomSize);
if(_prgRomSize >(1u << power)) {
//If size isn't a power of 2, mirror the part above the nearest (lower) power of 2 until the size reaches the next power of 2.
uint32_t halfSize = 1 << power;
uint32_t fullSize = 1 << (power + 1);
uint32_t extraHandlers = std::max<uint32_t>((_prgRomSize - halfSize) / 0x1000, 1);
while(_prgRomHandlers.size() < fullSize / 0x1000) {
for(uint32_t i = 0; i < extraHandlers; i += 0x1000) {
_prgRomHandlers.push_back(unique_ptr<RomHandler>(new RomHandler(_prgRom, halfSize + i, _prgRomSize, SnesMemoryType::PrgRom)));
}
}
}
for(uint32_t i = 0; i < _saveRamSize; i += 0x1000) {
_saveRamHandlers.push_back(unique_ptr<RamHandler>(new RamHandler(_saveRam, i, _saveRamSize, SnesMemoryType::SaveRam)));
}
RegisterHandlers(mm);
InitCoprocessor();
LoadBattery();
}
void BaseCartridge::RegisterHandlers(MemoryMappings &mm)
{
if(MapSpecificCarts(mm) || _coprocessorType == CoprocessorType::GSU || _coprocessorType == CoprocessorType::SDD1 || _coprocessorType == CoprocessorType::CX4) {
return;
}
if(_flags & CartFlags::LoRom) {
mm.RegisterHandler(0x00, 0x7D, 0x8000, 0xFFFF, _prgRomHandlers);
mm.RegisterHandler(0x80, 0xFF, 0x8000, 0xFFFF, _prgRomHandlers);
if(_saveRamSize > 0) {
if(_prgRomSize >= 1024 * 1024 * 2) {
//For games >= 2mb in size, put ROM at 70-7D/F0-FF:0000-7FFF (e.g: Fire Emblem: Thracia 776)
mm.RegisterHandler(0x70, 0x7D, 0x0000, 0x7FFF, _saveRamHandlers);
mm.RegisterHandler(0xF0, 0xFF, 0x0000, 0x7FFF, _saveRamHandlers);
} else {
//For games < 2mb in size, put save RAM at 70-7D/F0-FF:0000-FFFF (e.g: Wanderers from Ys)
mm.RegisterHandler(0x70, 0x7D, 0x0000, 0xFFFF, _saveRamHandlers);
mm.RegisterHandler(0xF0, 0xFF, 0x0000, 0xFFFF, _saveRamHandlers);
}
}
} else if(_flags & CartFlags::HiRom) {
mm.RegisterHandler(0x00, 0x3F, 0x8000, 0xFFFF, _prgRomHandlers, 8);
mm.RegisterHandler(0x40, 0x7D, 0x0000, 0xFFFF, _prgRomHandlers, 0);
mm.RegisterHandler(0x80, 0xBF, 0x8000, 0xFFFF, _prgRomHandlers, 8);
mm.RegisterHandler(0xC0, 0xFF, 0x0000, 0xFFFF, _prgRomHandlers, 0);
mm.RegisterHandler(0x20, 0x3F, 0x6000, 0x7FFF, _saveRamHandlers);
mm.RegisterHandler(0xA0, 0xBF, 0x6000, 0x7FFF, _saveRamHandlers);
} else if(_flags & CartFlags::ExHiRom) {
//First half is at the end
mm.RegisterHandler(0xC0, 0xFF, 0x0000, 0xFFFF, _prgRomHandlers, 0);
mm.RegisterHandler(0x80, 0xBF, 0x8000, 0xFFFF, _prgRomHandlers, 8); //mirror
//Last part of the ROM is at the start
mm.RegisterHandler(0x40, 0x7D, 0x0000, 0xFFFF, _prgRomHandlers, 0, 0x400);
mm.RegisterHandler(0x00, 0x3F, 0x8000, 0xFFFF, _prgRomHandlers, 8, 0x400); //mirror
//Save RAM
mm.RegisterHandler(0x20, 0x3F, 0x6000, 0x7FFF, _saveRamHandlers);
mm.RegisterHandler(0x70, 0x7D, 0x0000, 0x7FFF, _saveRamHandlers);
mm.RegisterHandler(0xA0, 0xBF, 0x6000, 0x7FFF, _saveRamHandlers);
}
}
void BaseCartridge::LoadEmbeddedFirmware()
{
//Attempt to detect/load the firmware from the end of the rom file, if it exists
if((_coprocessorType >= CoprocessorType::DSP1 && _coprocessorType <= CoprocessorType::DSP4) || (_coprocessorType >= CoprocessorType::ST010 && _coprocessorType <= CoprocessorType::ST011)) {
uint32_t firmwareSize = 0;
if((_prgRomSize & 0x7FFF) == 0x2000) {
firmwareSize = 0x2000;
} else if((_prgRomSize & 0xFFFF) == 0xD000) {
firmwareSize = 0xD000;
}
_embeddedFirmware.resize(firmwareSize);
memcpy(_embeddedFirmware.data(), _prgRom + (_prgRomSize - firmwareSize), firmwareSize);
_prgRomSize -= firmwareSize;
}
}
void BaseCartridge::InitCoprocessor()
{
_coprocessor.reset(NecDsp::InitCoprocessor(_coprocessorType, _console, _embeddedFirmware));
_necDsp = dynamic_cast<NecDsp*>(_coprocessor.get());
if(_coprocessorType == CoprocessorType::SA1) {
_coprocessor.reset(new Sa1(_console));
_sa1 = dynamic_cast<Sa1*>(_coprocessor.get());
} else if(_coprocessorType == CoprocessorType::GSU) {
_coprocessor.reset(new Gsu(_console, _coprocessorRamSize));
_gsu = dynamic_cast<Gsu*>(_coprocessor.get());
} else if(_coprocessorType == CoprocessorType::SDD1) {
_coprocessor.reset(new Sdd1(_console));
} else if(_coprocessorType == CoprocessorType::CX4) {
_coprocessor.reset(new Cx4(_console));
_cx4 = dynamic_cast<Cx4*>(_coprocessor.get());
} else if(_coprocessorType == CoprocessorType::OBC1 && _saveRamSize > 0) {
_coprocessor.reset(new Obc1(_console, _saveRam, _saveRamSize));
}
}
bool BaseCartridge::MapSpecificCarts(MemoryMappings &mm)
{
string name = GetCartName();
string code = GetGameCode();
if(GetCartName() == "DEZAEMON") {
//LOROM with mirrored SRAM?
mm.RegisterHandler(0x00, 0x7D, 0x8000, 0xFFFF, _prgRomHandlers);
mm.RegisterHandler(0x80, 0xFF, 0x8000, 0xFFFF, _prgRomHandlers);
mm.RegisterHandler(0x70, 0x7D, 0x0000, 0x7FFF, _saveRamHandlers);
mm.RegisterHandler(0xF0, 0xFF, 0x8000, 0xFFFF, _saveRamHandlers);
//Mirrors
mm.RegisterHandler(0x70, 0x7D, 0x8000, 0xFFFF, _saveRamHandlers);
mm.RegisterHandler(0xF0, 0xFF, 0x0000, 0x7FFF, _saveRamHandlers);
return true;
} else if(code == "ZDBJ" || code == "ZR2J" || code == "ZSNJ") {
//BSC-1A5M-02, BSC-1A7M-01
//Games: Sound Novel Tsukuuru, RPG Tsukuuru, Derby Stallion 96
mm.RegisterHandler(0x00, 0x3F, 0x8000, 0xFFFF, _prgRomHandlers);
mm.RegisterHandler(0x80, 0x9F, 0x8000, 0xFFFF, _prgRomHandlers, 0, 0x200);
mm.RegisterHandler(0xA0, 0xBF, 0x8000, 0xFFFF, _prgRomHandlers, 0, 0x100);
if(_saveRamSize > 0) {
mm.RegisterHandler(0x70, 0x7D, 0x0000, 0x7FFF, _saveRamHandlers);
mm.RegisterHandler(0xF0, 0xFF, 0x0000, 0x7FFF, _saveRamHandlers);
}
return true;
}
return false;
}
void BaseCartridge::ApplyConfigOverrides()
{
string name = GetCartName();
if(name == "POWERDRIVE" || name == "DEATH BRADE" || name == "RPG SAILORMOON") {
//These games work better when ram is initialized to $FF
EmulationConfig cfg = _console->GetSettings()->GetEmulationConfig();
cfg.RamPowerOnState = RamState::AllOnes;
_console->GetSettings()->SetEmulationConfig(cfg);
}
}
void BaseCartridge::LoadSpc()
{
_spcData.reset(new SpcFileData(_prgRom));
//Setup a fake LOROM rom that runs STP right away to disable the main CPU
_flags = CartFlags::LoRom;
delete[] _prgRom;
_prgRom = new uint8_t[0x8000];
_prgRomSize = 0x8000;
memset(_prgRom, 0, 0x8000);
//Set reset vector to $8000
_prgRom[0x7FFC] = 0x00;
_prgRom[0x7FFD] = 0x80;
//STP instruction at $8000
_prgRom[0] = 0xDB;
}
void BaseCartridge::Serialize(Serializer &s)
{
s.StreamArray(_saveRam, _saveRamSize);
if(_coprocessor) {
s.Stream(_coprocessor.get());
}
}
string BaseCartridge::GetGameCode()
{
string code;
if(_cartInfo.GameCode[0] >= ' ') {
code += _cartInfo.GameCode[0];
}
if(_cartInfo.GameCode[1] >= ' ') {
code += _cartInfo.GameCode[1];
}
if(_cartInfo.GameCode[2] >= ' ') {
code += _cartInfo.GameCode[2];
}
if(_cartInfo.GameCode[3] >= ' ') {
code += _cartInfo.GameCode[3];
}
return code;
}
string BaseCartridge::GetCartName()
{
int nameLength = 21;
for(int i = 0; i < 21; i++) {
if(_cartInfo.CartName[i] == 0) {
nameLength = i;
break;
}
}
string name = string(_cartInfo.CartName, nameLength);
size_t lastNonSpace = name.find_last_not_of(' ');
if(lastNonSpace != string::npos) {
return name.substr(0, lastNonSpace + 1);
} else {
return name;
}
}
void BaseCartridge::DisplayCartInfo()
{
MessageManager::Log("-----------------------------");
MessageManager::Log("File: " + VirtualFile(_romPath).GetFileName());
MessageManager::Log("Game: " + GetCartName());
string gameCode = GetGameCode();
if(!gameCode.empty()) {
MessageManager::Log("Game code: " + gameCode);
}
if(_flags & CartFlags::ExHiRom) {
MessageManager::Log("Type: ExHiROM");
} else if(_flags & CartFlags::ExLoRom) {
MessageManager::Log("Type: ExLoROM");
} else if(_flags & CartFlags::HiRom) {
MessageManager::Log("Type: HiROM");
} else if(_flags & CartFlags::LoRom) {
MessageManager::Log("Type: LoROM");
}
if(_coprocessorType != CoprocessorType::None) {
string coProcMessage = "Coprocessor: ";
switch(_coprocessorType) {
case CoprocessorType::None: coProcMessage += "<none>"; break;
case CoprocessorType::CX4: coProcMessage += "CX4"; break;
case CoprocessorType::SDD1: coProcMessage += "S-DD1"; break;
case CoprocessorType::DSP1: coProcMessage += "DSP1"; break;
case CoprocessorType::DSP1B: coProcMessage += "DSP1B"; break;
case CoprocessorType::DSP2: coProcMessage += "DSP2"; break;
case CoprocessorType::DSP3: coProcMessage += "DSP3"; break;
case CoprocessorType::DSP4: coProcMessage += "DSP4"; break;
case CoprocessorType::GSU: coProcMessage += "Super FX (GSU1/2)"; break;
case CoprocessorType::OBC1: coProcMessage += "OBC1"; break;
case CoprocessorType::RTC: coProcMessage += "RTC"; break;
case CoprocessorType::SA1: coProcMessage += "SA1"; break;
case CoprocessorType::Satellaview: coProcMessage += "Satellaview"; break;
case CoprocessorType::SPC7110: coProcMessage += "SPC7110"; break;
case CoprocessorType::ST010: coProcMessage += "ST010"; break;
case CoprocessorType::ST011: coProcMessage += "ST011"; break;
case CoprocessorType::ST018: coProcMessage += "ST018"; break;
}
MessageManager::Log(coProcMessage);
}
if(_flags & CartFlags::FastRom) {
MessageManager::Log("FastROM");
}
if(_flags & CartFlags::CopierHeader) {
MessageManager::Log("Copier header found.");
}
MessageManager::Log("Map Mode: $" + HexUtilities::ToHex(_cartInfo.MapMode));
MessageManager::Log("Rom Type: $" + HexUtilities::ToHex(_cartInfo.RomType));
MessageManager::Log("File size: " + std::to_string(_prgRomSize / 1024) + " KB");
MessageManager::Log("ROM size: " + std::to_string((0x400 << _cartInfo.RomSize) / 1024) + " KB");
if(_saveRamSize > 0) {
MessageManager::Log("SRAM size: " + std::to_string(_saveRamSize / 1024) + " KB" + (_hasBattery ? " (with battery)" : ""));
}
if(_coprocessorRamSize > 0) {
MessageManager::Log("Coprocessor RAM size: " + std::to_string(_coprocessorRamSize / 1024) + " KB" + (_hasBattery ? " (with battery)" : ""));
}
MessageManager::Log("-----------------------------");
}
NecDsp* BaseCartridge::GetDsp()
{
return _necDsp;
}
Sa1* BaseCartridge::GetSa1()
{
return _sa1;
}
Cx4* BaseCartridge::GetCx4()
{
return _cx4;
}
Gsu* BaseCartridge::GetGsu()
{
return _gsu;
}
void BaseCartridge::RunCoprocessors()
{
//These coprocessors are run at the end of the frame, or as needed
if(_necDsp) {
_necDsp->Run();
}
}
BaseCoprocessor* BaseCartridge::GetCoprocessor()
{
return _coprocessor.get();
}
vector<unique_ptr<IMemoryHandler>>& BaseCartridge::GetPrgRomHandlers()
{
return _prgRomHandlers;
}
vector<unique_ptr<IMemoryHandler>>& BaseCartridge::GetSaveRamHandlers()
{
return _saveRamHandlers;
}
SpcFileData* BaseCartridge::GetSpcData()
{
return _spcData.get();
}