586 pub struct PortStatusChangeEventTrb {  struct
587     reserved0: B24,
588     port_id: B8,
589     reserved1: B32,
590     reserved2: B24,
591     completion_code: TrbCompletionCode,
592     cycle: bool,
593     reserved3: B9,
594     trb_type: TrbType,
595     reserved4: B16,
679 impl TypedTrb for PortStatusChangeEventTrb {  implementation
738 unsafe impl DataInit for PortStatusChangeEventTrb {}  implementation
766 unsafe impl TrbCast for PortStatusChangeEventTrb {}  implementation