413 pub struct EventDataTrb {  struct
414     event_data: B64,
415     reserved0: B22,
416     interrupter_target: B10,
417     cycle: bool,
418     evaluate_next_trb: B1,
419     reserved1: B2,
420     chain: bool,
421     interrupt_on_completion: B1,
422     reserved2: B3,
423     block_event_interrupt: B1,
424     trb_type: TrbType,
425     reserved3: B16,
631 impl TypedTrb for EventDataTrb {  implementation
726 unsafe impl DataInit for EventDataTrb {}  implementation
754 unsafe impl TrbCast for EventDataTrb {}  implementation