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CLK/Machines/MSX/DiskROM.hpp
Thomas Harte 05bcd73f82 Attempts to pull drive ownership into DiskController.
For the sake of being more intelligent as to drive clocking, hopefully. And, eventually, to support multiple drive selection.
2020-02-11 21:59:13 -05:00

46 lines
961 B
C++

//
// DiskROM.hpp
// Clock Signal
//
// Created by Thomas Harte on 07/01/2018.
// Copyright 2018 Thomas Harte. All rights reserved.
//
#ifndef DiskROM_hpp
#define DiskROM_hpp
#include "ROMSlotHandler.hpp"
#include "../../Activity/Source.hpp"
#include "../../Components/1770/1770.hpp"
#include <array>
#include <cstdint>
#include <string>
#include <vector>
namespace MSX {
class DiskROM: public ROMSlotHandler, public WD::WD1770 {
public:
DiskROM(const std::vector<uint8_t> &rom);
void write(uint16_t address, uint8_t value, bool pc_is_outside_bios) final;
uint8_t read(uint16_t address) final;
void run_for(HalfCycles half_cycles) final;
void set_disk(std::shared_ptr<Storage::Disk::Disk> disk, size_t drive);
void set_activity_observer(Activity::Observer *observer);
private:
const std::vector<uint8_t> &rom_;
long int controller_cycles_ = 0;
void set_head_load_request(bool head_load) final;
};
}
#endif /* DiskROM_hpp */