mirror of
https://github.com/TomHarte/CLK.git
synced 2024-12-25 03:32:01 +00:00
48 lines
998 B
C++
48 lines
998 B
C++
//
|
|
// Microdisc.hpp
|
|
// Clock Signal
|
|
//
|
|
// Created by Thomas Harte on 22/11/2016.
|
|
// Copyright 2016 Thomas Harte. All rights reserved.
|
|
//
|
|
|
|
#ifndef Microdisc_hpp
|
|
#define Microdisc_hpp
|
|
|
|
#include "../../Components/1770/1770.hpp"
|
|
#include "../../Activity/Observer.hpp"
|
|
#include "DiskController.hpp"
|
|
|
|
namespace Oric {
|
|
|
|
class Microdisc: public DiskController {
|
|
public:
|
|
Microdisc();
|
|
|
|
void set_control_register(uint8_t control);
|
|
uint8_t get_interrupt_request_register();
|
|
uint8_t get_data_request_register();
|
|
|
|
bool get_interrupt_request_line();
|
|
|
|
void run_for(const Cycles cycles);
|
|
|
|
void set_activity_observer(Activity::Observer *observer);
|
|
|
|
private:
|
|
void set_head_load_request(bool head_load) final;
|
|
|
|
void set_control_register(uint8_t control, uint8_t changes);
|
|
uint8_t last_control_ = 0;
|
|
bool irq_enable_ = false;
|
|
|
|
Cycles::IntType head_load_request_counter_ = -1;
|
|
bool head_load_request_ = false;
|
|
|
|
Activity::Observer *observer_ = nullptr;
|
|
};
|
|
|
|
}
|
|
|
|
#endif /* Microdisc_hpp */
|