xendev_hotplug_state_t
xendev_hotplug_state_t hpstate;
hpstate = *(xendev_hotplug_state_t *)impl_data;
xendev_hotplug_state_t state = *(xendev_hotplug_state_t *)impl_data;
xendev_hotplug_state_t state = *(xendev_hotplug_state_t *)impl_data;
xendev_hotplug_state_t new_state = Unrecognized;