mirror of
https://github.com/libretro/Mesen.git
synced 2024-11-23 17:19:39 +00:00
22 lines
561 B
C++
22 lines
561 B
C++
#pragma once
|
|
#include "stdafx.h"
|
|
#include "BaseMapper.h"
|
|
|
|
class Sunsoft89 : public BaseMapper
|
|
{
|
|
protected:
|
|
virtual uint16_t GetPRGPageSize() override { return 0x4000; }
|
|
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
|
|
|
|
void InitMapper() override
|
|
{
|
|
SelectPRGPage(1, -1);
|
|
}
|
|
|
|
void WriteRegister(uint16_t addr, uint8_t value) override
|
|
{
|
|
SelectPRGPage(0, (value >> 4) & 0x07);
|
|
SelectCHRPage(0, value & 0x07 | ((value & 0x80) >> 4));
|
|
SetMirroringType((value & 0x08) == 0x08 ? MirroringType::ScreenBOnly : MirroringType::ScreenAOnly);
|
|
}
|
|
}; |