mirror of
https://github.com/libretro/Mesen.git
synced 2024-11-23 17:19:39 +00:00
25 lines
644 B
C++
25 lines
644 B
C++
#pragma once
|
|
#include "stdafx.h"
|
|
#include "BaseMapper.h"
|
|
|
|
class Sachen_147 : public BaseMapper
|
|
{
|
|
protected:
|
|
virtual uint16_t GetPRGPageSize() override { return 0x8000; }
|
|
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
|
|
virtual uint16_t RegisterStartAddress() override { return 0x4100; }
|
|
virtual uint16_t RegisterEndAddress() override { return 0x7FFF; }
|
|
|
|
void InitMapper() override
|
|
{
|
|
SelectPRGPage(0, 0);
|
|
}
|
|
|
|
void WriteRegister(uint16_t addr, uint8_t value) override
|
|
{
|
|
if((addr & 0x4103) == 0x4102) {
|
|
SelectPRGPage(0, ((value >> 2) & 0x01) | ((value >> 6) & 0x02));
|
|
SelectCHRPage(0, (value >> 3) & 0x0F);
|
|
}
|
|
}
|
|
}; |