68 lines
No EOL
1.2 KiB
C++
68 lines
No EOL
1.2 KiB
C++
#pragma once
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#include "stdafx.h"
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enum class MemoryOperation
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{
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Read = 1,
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Write = 2,
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Any = 3
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};
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enum class MemoryOperationType
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{
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Read = 0,
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Write = 1,
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ExecOpCode = 2,
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ExecOperand = 3,
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PpuRenderingRead = 4,
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DummyRead = 5
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};
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class MemoryRanges
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{
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private:
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vector<uint16_t> _ramReadAddresses;
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vector<uint16_t> _ramWriteAddresses;
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bool _allowOverride = false;
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public:
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vector<uint16_t>* GetRAMReadAddresses() { return &_ramReadAddresses; }
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vector<uint16_t>* GetRAMWriteAddresses() { return &_ramWriteAddresses; }
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bool GetAllowOverride()
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{
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return _allowOverride;
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}
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void SetAllowOverride()
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{
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_allowOverride = true;
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}
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void AddHandler(MemoryOperation operation, uint16_t start, uint16_t end = 0)
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{
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if(end == 0) {
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end = start;
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}
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vector<uint16_t> *addresses;
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if(operation == MemoryOperation::Read) {
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addresses = &_ramReadAddresses;
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} else {
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addresses = &_ramWriteAddresses;
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}
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for(uint32_t i = start; i <= end; i++) {
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addresses->push_back((uint16_t)i);
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}
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}
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};
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class IMemoryHandler
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{
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public:
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virtual void GetMemoryRanges(MemoryRanges &ranges) = 0;
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virtual uint8_t ReadRAM(uint16_t addr) = 0;
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virtual void WriteRAM(uint16_t addr, uint8_t value) = 0;
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}; |