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25 lines
644 B
C++
25 lines
644 B
C++
#pragma once
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#include "stdafx.h"
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#include "BaseMapper.h"
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class Sunsoft184 : public BaseMapper
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{
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protected:
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virtual uint16_t GetPRGPageSize() override { return 0x8000; }
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virtual uint16_t GetCHRPageSize() override { return 0x1000; }
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virtual uint16_t RegisterStartAddress() override { return 0x6000; }
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virtual uint16_t RegisterEndAddress() override { return 0x7FFF; }
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void InitMapper() override
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{
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SelectPRGPage(0, 0);
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}
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void WriteRegister(uint16_t addr, uint8_t value) override
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{
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SelectCHRPage(0, value & 0x07);
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//"The most significant bit of H is always set in hardware."
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SelectCHRPage(1, 0x80 | ((value >> 4) & 0x07));
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}
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}; |