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67 lines
1.3 KiB
C++
67 lines
1.3 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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namespace Apple {
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namespace IIgs {
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namespace ADB {
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class GLU {
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public:
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// Behaviour varies slightly between the controller shipped with ROM01 machines
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// and that shipped with ROM03 machines; use this to set the desired behaviour.
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void set_is_rom03(bool);
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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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private:
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bool is_rom03_ = false;
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std::vector<uint8_t> next_command_;
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std::vector<uint8_t> pending_response_;
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void abort();
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void reset_microcontroller();
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void flush_keyboard_buffer();
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void set_modes(uint8_t modes);
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uint8_t modes_ = 0;
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void set_device_srq(int mask);
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int device_srq_ = 0;
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void set_configuration_bytes(uint8_t *);
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uint8_t read_microcontroller_address(uint16_t);
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InstructionSet::M50740::Executor executor_;
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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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