MSXWatchIODevice.hh

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#ifndef MSXWATCHIODEVICE_HH
#define MSXWATCHIODEVICE_HH

#include "MSXMultiDevice.hh"
#include "WatchPoint.hh"
#include <memory>

namespace openmsx {

class MSXCPUInterface;
class MSXWatchIODevice;

class WatchIO : public WatchPoint
{
public:
        WatchIO(MSXMotherBoard& motherboard,
                WatchPoint::Type type,
                unsigned beginAddr, unsigned endAddr,
                TclObject command, TclObject condition,
                unsigned newId = -1);
        virtual ~WatchIO();

        MSXWatchIODevice& getDevice(byte port);

private:
        void doReadCallback(unsigned port);
        void doWriteCallback(unsigned port, unsigned value);

        MSXCPUInterface& cpuInterface;
        std::vector<std::unique_ptr<MSXWatchIODevice>> ios;

        friend class MSXWatchIODevice;
};

class MSXWatchIODevice : public MSXMultiDevice
{
public:
        MSXWatchIODevice(const HardwareConfig& hwConf, WatchIO& watchIO);

        MSXDevice*& getDevicePtr();

private:
        // MSXDevice
        virtual std::string getName() const;
        virtual byte readIO(word port, EmuTime::param time);
        virtual byte peekIO(word port, EmuTime::param time) const;
        virtual void writeIO(word port, byte value, EmuTime::param time);

        WatchIO& watchIO;
        MSXDevice* device;
};

} // namespace openmsx

#endif