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294e09f275
At least for the purpose of being communicative. I doubt there's much to gain in terms of compiler output — the DiskImageHolder can avoid some virtual lookups but nothing else leaps out.
49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
//
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// DiskROM.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 07/01/2018.
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// Copyright 2018 Thomas Harte. All rights reserved.
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//
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#ifndef DiskROM_hpp
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#define DiskROM_hpp
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#include "ROMSlotHandler.hpp"
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#include "../../Activity/Source.hpp"
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#include "../../Components/1770/1770.hpp"
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#include <array>
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#include <cstdint>
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#include <string>
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#include <vector>
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namespace MSX {
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class DiskROM: public ROMSlotHandler, public WD::WD1770 {
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public:
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DiskROM(const std::vector<uint8_t> &rom);
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void write(uint16_t address, uint8_t value, bool pc_is_outside_bios) final;
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uint8_t read(uint16_t address) final;
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void run_for(HalfCycles half_cycles) final;
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void set_disk(std::shared_ptr<Storage::Disk::Disk> disk, size_t drive);
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void set_activity_observer(Activity::Observer *observer);
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private:
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const std::vector<uint8_t> &rom_;
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long int controller_cycles_ = 0;
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size_t selected_drive_ = 0;
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int selected_head_ = 0;
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std::array<std::shared_ptr<Storage::Disk::Drive>, 2> drives_;
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void set_head_load_request(bool head_load) final;
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};
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}
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#endif /* DiskROM_hpp */
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