#pragma once #include "stdafx.h" #include "BaseMapper.h" class IremLrog017 : public BaseMapper { protected: virtual uint16_t GetPRGPageSize() { return 0x8000; } virtual uint16_t GetCHRPageSize() { return 0x0800; } virtual uint32_t GetChrRamSize() { return 0x1800; } virtual uint16_t GetChrRamPageSize() { return 0x0800; } virtual bool HasBusConflicts() { return true; } void InitMapper() { InitializeChrRam(); SelectPRGPage(0, 0); SelectCHRPage(0, 0); SetMirroringType(MirroringType::FourScreens); SelectCHRPage(1, 0, ChrMemoryType::ChrRam); SelectCHRPage(2, 1, ChrMemoryType::ChrRam); SelectCHRPage(3, 2, ChrMemoryType::ChrRam); } void WriteRegister(uint16_t addr, uint8_t value) { SelectPRGPage(0, value & 0x0F); SelectCHRPage(0, (value >> 4) & 0x0F); } };