Mesen/Core/Mapper58.h
Souryo 850102bbdc Input: Added support for ~20 new peripherals (Incomplete, more fixes/changes to come)
Movies: Rewrote format to support all IO devices and console types
Netplay: Now supports all IO devices and console types
2017-11-19 23:08:23 -05:00

32 lines
700 B
C++

#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class Mapper58 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() override { return 0x4000; }
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
void InitMapper() override
{
SelectPRGPage(0, 0);
SelectPRGPage(1, 1);
SelectCHRPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
uint8_t prgBank = addr & 0x07;
if(addr & 0x40) {
SelectPRGPage(0, prgBank);
SelectPRGPage(1, prgBank);
} else {
SelectPrgPage2x(0, prgBank & 0x06);
}
SelectCHRPage(0, (addr >> 3) & 0x07);
SetMirroringType(addr & 0x80 ? MirroringType::Horizontal : MirroringType::Vertical);
}
};