Mesen/Core/Mapper271.h
2023-05-12 20:39:46 -05:00

25 lines
575 B
C++

#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
// BMC-22026 TXC 4-in-1 multicart (MGC-026)
class Mapper271 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() override { return 0x8000; }
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
void InitMapper() override
{
WriteRegister(0x8000, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
SelectPRGPage(0, (value >> 4) & 0x03);
SelectCHRPage(0, value & 0x0F);
SetMirroringType((value & 0x20) ? MirroringType::Vertical : MirroringType::Horizontal);
}
};