Mesen2/Core/NES/Mappers/Sunsoft/Sunsoft184.h
2022-09-08 21:29:52 -04:00

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613 B
C++

#pragma once
#include "pch.h"
#include "NES/BaseMapper.h"
class Sunsoft184 : public BaseMapper
{
protected:
uint16_t GetPrgPageSize() override { return 0x8000; }
uint16_t GetChrPageSize() override { return 0x1000; }
uint16_t RegisterStartAddress() override { return 0x6000; }
uint16_t RegisterEndAddress() override { return 0x7FFF; }
void InitMapper() override
{
SelectPrgPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
SelectChrPage(0, value & 0x07);
//"The most significant bit of H is always set in hardware."
SelectChrPage(1, 0x80 | ((value >> 4) & 0x07));
}
};