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PCI_EXPRESS_DPC_STATUS_REGISTER union (ntddk.h)

  • Article

Defined in the PCI Express Base Specification Revision 4.0. Reserved for system use.

Syntax

typedef union _PCI_EXPRESS_DPC_STATUS_REGISTER {
  struct {
    USHORT TriggerStatus : 1;
    USHORT TriggerReason : 2;
    USHORT InterruptStatus : 1;
    USHORT RpBusy : 1;
    USHORT TriggerReasonExtension : 2;
    USHORT Reserved1 : 1;
    USHORT PioFirstErrPointer : 5;
    USHORT Reserved2 : 3;
  } DUMMYSTRUCTNAME;
  USHORT AsUSHORT;
} PCI_EXPRESS_DPC_STATUS_REGISTER, *PPCI_EXPRESS_DPC_STATUS_REGISTER;

Members

DUMMYSTRUCTNAME

DUMMYSTRUCTNAME.TriggerStatus

DUMMYSTRUCTNAME.TriggerReason

DUMMYSTRUCTNAME.InterruptStatus

DUMMYSTRUCTNAME.RpBusy

DUMMYSTRUCTNAME.TriggerReasonExtension

DUMMYSTRUCTNAME.Reserved1

DUMMYSTRUCTNAME.PioFirstErrPointer

DUMMYSTRUCTNAME.Reserved2

AsUSHORT

Requirements

Requirement Value
Minimum supported client Windows 10, version 2004
Header ntddk.h