63 lines
No EOL
1 KiB
C++
63 lines
No EOL
1 KiB
C++
#pragma once
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#include "stdafx.h"
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#include "IMemoryHandler.h"
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#include "DebugTypes.h"
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class Sa1IRamHandler : public IMemoryHandler
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{
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private:
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uint8_t * _ram;
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__forceinline uint8_t InternalRead(uint32_t addr)
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{
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if(addr & 0x800) {
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return 0;
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} else {
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return _ram[addr & 0x7FF];
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}
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}
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public:
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Sa1IRamHandler(uint8_t *ram)
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{
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_ram = ram;
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_memoryType = SnesMemoryType::Sa1InternalRam;
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}
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uint8_t Read(uint32_t addr) override
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{
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return InternalRead(addr);
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}
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uint8_t Peek(uint32_t addr) override
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{
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return InternalRead(addr);
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}
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void PeekBlock(uint32_t addr, uint8_t *output) override
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{
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for(int i = 0; i < 0x1000; i++) {
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output[i] = InternalRead(i);
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}
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}
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void Write(uint32_t addr, uint8_t value) override
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{
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if(!(addr & 0x800)) {
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_ram[addr & 0x7FF] = value;
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}
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}
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AddressInfo GetAbsoluteAddress(uint32_t addr) override
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{
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AddressInfo info;
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if(addr & 0x800) {
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info.Address = -1;
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info.Type = SnesMemoryType::CpuMemory;
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} else {
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info.Address = (addr & 0x7FF);
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info.Type = _memoryType;
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}
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return info;
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}
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}; |