Method reset

X86TestSupport/TestSupport/SoftwareGPIO.h:21–28

    void handleISR(bool nv) { callback(argument, nv); }

    void reset() {
        callback    = nullptr;
        argument    = nullptr;
        mode        = 0;
        driverValue = false;
        padValue    = false;
        pinMode     = 0;
    }

    void handlePadChangeWithHystesis(bool newval) {
        auto oldval = padValue;