VDPIODelay.hh

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#ifndef VDPIODELAY_HH
#define VDPIODELAY_HH
 
#include "MSXDevice.hh"
#include "Clock.hh"
#include <array>
 
namespace openmsx {
 
class MSXCPU;
class MSXCPUInterface;
 
class VDPIODelay final : public MSXDevice
{
public:
        VDPIODelay(const DeviceConfig& config, MSXCPUInterface& cpuInterface);
 
        [[nodiscard]] byte readIO(word port, EmuTime::param time) override;
        [[nodiscard]] byte peekIO(word port, EmuTime::param time) const override;
        void writeIO(word port, byte value, EmuTime::param time) override;
 
        [[nodiscard]] const MSXDevice& getInDevice(byte port) const;
        [[nodiscard]] MSXDevice*& getInDevicePtr (byte port);
        [[nodiscard]] MSXDevice*& getOutDevicePtr(byte port);
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        void delay(EmuTime::param time);
 
private:
        MSXCPU& cpu;
        std::array<MSXDevice*, 4> inDevices;
        std::array<MSXDevice*, 4> outDevices;
        Clock<7159090> lastTime{EmuTime::zero()};
};
 
} // namespace openmsx
 
#endif