SunriseIDE.hh

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#ifndef SUNRISEIDE_HH
#define SUNRISEIDE_HH

#include "MSXDevice.hh"
#include "Rom.hh"
#include "RomBlockDebuggable.hh"
#include <memory>

namespace openmsx {

class IDEDevice;

class SunriseIDE final : public MSXDevice
{
public:
        explicit SunriseIDE(const DeviceConfig& config);
        ~SunriseIDE() override;

        void powerUp(EmuTime::param time) override;
        void reset(EmuTime::param time) override;

        byte readMem(word address, EmuTime::param time) override;
        void writeMem(word address, byte value, EmuTime::param time) override;
        const byte* getReadCacheLine(word start) const override;

        template<typename Archive>
        void serialize(Archive& ar, unsigned version);

private:
        byte getBank() const;
        void writeControl(byte value);

        byte readDataLow(EmuTime::param time);
        byte readDataHigh(EmuTime::param time);
        word readData(EmuTime::param time);
        byte readReg(nibble reg, EmuTime::param time);
        void writeDataLow(byte value);
        void writeDataHigh(byte value, EmuTime::param time);
        void writeData(word value, EmuTime::param time);
        void writeReg(nibble reg, byte value, EmuTime::param time);

        struct Blocks final : RomBlockDebuggableBase {
                explicit Blocks(SunriseIDE& device);
                byte read(unsigned address) override;
        } romBlockDebug;

        Rom rom;
        std::unique_ptr<IDEDevice> device[2];
        const byte* internalBank;
        byte readLatch;
        byte writeLatch;
        byte selectedDevice;
        byte control;
        bool ideRegsEnabled;
        bool softReset;
};

} // namespace openmsx

#endif