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Adding documentation and implementations for Ram, VRam, SRam
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//
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// Created by anonymus-raccoon on 1/28/20.
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//
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#include "Ram.hpp"
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#include "../Exceptions/InvalidAddress.hpp"
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namespace ComSquare::Ram
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{
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Ram::Ram(size_t size)
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: _size(size)
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{
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this->_data = new uint8_t[size];
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}
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uint8_t Ram::read(uint24_t addr)
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{
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if (addr >= this->_size)
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throw InvalidAddress("Ram read", addr);
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return this->_data[addr];
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}
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void Ram::write(uint24_t addr, uint8_t data)
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{
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if (addr >= this->_size)
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throw InvalidAddress("Ram write", addr);
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this->_data[addr] = data;
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}
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}
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@@ -0,0 +1,34 @@
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//
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// Created by anonymus-raccoon on 1/28/20.
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//
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#ifndef COMSQUARE_RAM_HPP
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#define COMSQUARE_RAM_HPP
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#include "../Memory/IMemory.hpp"
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namespace ComSquare::Ram
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{
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class Ram : IMemory {
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private:
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//! @brief The ram. (Can be used for WRam, SRam, VRam etc)
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uint8_t *_data;
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//! @brief The size of the ram.
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size_t _size;
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public:
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//! @brief Load a rom from it's path.
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explicit Ram(size_t size);
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//! @brief Read from the ram.
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//! @param addr The address to read from. The address 0x0 should refer to the first byte of this ram.
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//! @throw InvalidAddress will be thrown if the address is more than the size of the ram.
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//! @return Return the data at the address.
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uint8_t read(uint24_t addr) override;
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//! @brief Write data to the ram.
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//! @param addr The address to write to. The address 0x0 should refer to the first byte of this ram.
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//! @param data The data to write.
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//! @throw InvalidAddress will be thrown if the address is more than the size of the ram.
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void write(uint24_t addr, uint8_t data) override;
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};
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}
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#endif //COMSQUARE_RAM_HPP
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