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33 lines
802 B
C++
33 lines
802 B
C++
//
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// Card.h
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// Clock Signal
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//
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// Created by Thomas Harte on 23/04/2018.
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// Copyright © 2018 Thomas Harte. All rights reserved.
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//
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#ifndef Card_h
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#define Card_h
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#include "../../Processors/6502/6502.hpp"
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#include "../../ClockReceiver/ClockReceiver.hpp"
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#include "../../Activity/Observer.hpp"
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namespace AppleII {
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class Card {
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public:
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/*! Advances time by @c cycles, of which @c stretches were stretched. */
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virtual void run_for(Cycles half_cycles, int stretches) {}
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/*! Performs a bus operation; the card is implicitly selected. */
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virtual void perform_bus_operation(CPU::MOS6502::BusOperation operation, uint16_t address, uint8_t *value) = 0;
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/*! Supplies a target for observers. */
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virtual void set_activity_observer(Activity::Observer *observer) {}
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};
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}
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#endif /* Card_h */
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