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65 lines
1.2 KiB
C++
65 lines
1.2 KiB
C++
//
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// ADB.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 31/10/2020.
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// Copyright © 2020 Thomas Harte. All rights reserved.
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//
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#ifndef Apple_IIgs_ADB_hpp
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#define Apple_IIgs_ADB_hpp
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#include <cstdint>
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#include <vector>
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#include "../../../InstructionSets/M50740/Executor.hpp"
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#include "../ADB/Bus.hpp"
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namespace Apple {
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namespace IIgs {
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namespace ADB {
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class GLU: public InstructionSet::M50740::PortHandler {
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public:
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GLU();
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uint8_t get_keyboard_data();
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uint8_t get_mouse_data();
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uint8_t get_modifier_status();
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uint8_t get_any_key_down();
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uint8_t get_data();
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uint8_t get_status();
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void set_command(uint8_t);
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void set_status(uint8_t);
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void clear_key_strobe();
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void set_microcontroller_rom(const std::vector<uint8_t> &rom);
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void run_for(Cycles cycles);
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private:
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InstructionSet::M50740::Executor executor_;
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void run_ports_for(Cycles) override;
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void set_port_output(int port, uint8_t value) override;
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uint8_t get_port_input(int port) override;
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uint8_t registers_[16];
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uint8_t register_address_;
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uint8_t register_latch_ = 0xff;
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uint8_t status_ = 0x00;
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Apple::ADB::Bus bus_;
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size_t controller_id_;
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// TODO: add some other devices, and attach them to the ADB bus.
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};
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}
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}
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}
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#endif /* Apple_IIgs_ADB_hpp */
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