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28 lines
744 B
C++
28 lines
744 B
C++
#pragma once
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#include "stdafx.h"
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#include "BaseMapper.h"
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class Henggedianzi179 : 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 0x2000; }
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virtual uint16_t RegisterStartAddress() override { return 0x8000; }
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virtual uint16_t RegisterEndAddress() override { return 0xFFFF; }
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void InitMapper() override
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{
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AddRegisterRange(0x5000, 0x5FFF, MemoryOperation::Write);
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SelectPRGPage(0, 0);
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SelectCHRPage(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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if(addr >= 0x8000) {
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SetMirroringType(value & 0x01 ? MirroringType::Horizontal : MirroringType::Vertical);
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} else {
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SelectPRGPage(0, value >> 1);
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}
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}
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}; |