STORPORT_ETW_EVENT_OPCODE - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
// storport.h

typedef enum _STORPORT_ETW_EVENT_OPCODE {
  StorportEtwEventOpcodeInfo = 0,
  StorportEtwEventOpcodeStart = 1,
  StorportEtwEventOpcodeStop = 2,
  StorportEtwEventOpcodeDC_Start = 3,
  StorportEtwEventOpcodeDC_Stop = 4,
  StorportEtwEventOpcodeExtension = 5,
  StorportEtwEventOpcodeReply = 6,
  StorportEtwEventOpcodeResume = 7,
  StorportEtwEventOpcodeSuspend = 8,
  StorportEtwEventOpcodeSend = 9,
  StorportEtwEventOpcodeReceive = 240
} STORPORT_ETW_EVENT_OPCODE, *PSTORPORT_ETW_EVENT_OPCODE;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ne-storport-storport_etw_event_opcode)

Description

A STORPORT_ETW_EVENT_OPCODE enumeration defines operational nature of an ETW event.

Constants

StorportEtwEventOpcodeInfo:0

Indicates a general, informational event.

StorportEtwEventOpcodeStart:1

The device or unit was started.

StorportEtwEventOpcodeStop:2

The device or unit was stopped. The event corresponses to the last unpaired start event.

StorportEtwEventOpcodeDC_Start:3

Indicates a data collection starting event. These are rundown event types.

StorportEtwEventOpcodeDC_Stop:4

Indicates a data collection stopping event. These are rundown event types.

StorportEtwEventOpcodeExtension:5

Indicates an extension event.

StorportEtwEventOpcodeReply:6

Indicates a reply event.

StorportEtwEventOpcodeResume:7

The device or unit was resumed after a suspend event.

StorportEtwEventOpcodeSuspend:8

The device or unit is suspended pending completion of another operation.

StorportEtwEventOpcodeSend:9

Indicates that transfer of activity is sent to another component.

StorportEtwEventOpcodeReceive:240

Indicates that transfer of activity is received from another component.

Remarks

See also

StorPortEtwChannelEvent2

StorPortEtwChannelEvent4

StorPortEtwChannelEvent8

StorPortEtwEvent2

StorPortEtwEvent4

StorPortEtwEvent8

StorPortEtwLogByteStream

StorPortNvmeMiniportEvent