POWER_INFORMATION_LEVEL enumeration (wdm.h)

Article
03/13/2023

POWER_INFORMATION_LEVEL enumerates power level information indicators.

Syntax

typedef enum {
  SystemPowerPolicyAc,
  SystemPowerPolicyDc,
  VerifySystemPolicyAc,
  VerifySystemPolicyDc,
  SystemPowerCapabilities,
  SystemBatteryState,
  SystemPowerStateHandler,
  ProcessorStateHandler,
  SystemPowerPolicyCurrent,
  AdministratorPowerPolicy,
  SystemReserveHiberFile,
  ProcessorInformation,
  SystemPowerInformation,
  ProcessorStateHandler2,
  LastWakeTime,
  LastSleepTime,
  SystemExecutionState,
  SystemPowerStateNotifyHandler,
  ProcessorPowerPolicyAc,
  ProcessorPowerPolicyDc,
  VerifyProcessorPowerPolicyAc,
  VerifyProcessorPowerPolicyDc,
  ProcessorPowerPolicyCurrent,
  SystemPowerStateLogging,
  SystemPowerLoggingEntry,
  SetPowerSettingValue,
  NotifyUserPowerSetting,
  PowerInformationLevelUnused0,
  SystemMonitorHiberBootPowerOff,
  SystemVideoState,
  TraceApplicationPowerMessage,
  TraceApplicationPowerMessageEnd,
  ProcessorPerfStates,
  ProcessorIdleStates,
  ProcessorCap,
  SystemWakeSource,
  SystemHiberFileInformation,
  TraceServicePowerMessage,
  ProcessorLoad,
  PowerShutdownNotification,
  MonitorCapabilities,
  SessionPowerInit,
  SessionDisplayState,
  PowerRequestCreate,
  PowerRequestAction,
  GetPowerRequestList,
  ProcessorInformationEx,
  NotifyUserModeLegacyPowerEvent,
  GroupPark,
  ProcessorIdleDomains,
  WakeTimerList,
  SystemHiberFileSize,
  ProcessorIdleStatesHv,
  ProcessorPerfStatesHv,
  ProcessorPerfCapHv,
  ProcessorSetIdle,
  LogicalProcessorIdling,
  UserPresence,
  PowerSettingNotificationName,
  GetPowerSettingValue,
  IdleResiliency,
  SessionRITState,
  SessionConnectNotification,
  SessionPowerCleanup,
  SessionLockState,
  SystemHiberbootState,
  PlatformInformation,
  PdcInvocation,
  MonitorInvocation,
  FirmwareTableInformationRegistered,
  SetShutdownSelectedTime,
  SuspendResumeInvocation,
  PlmPowerRequestCreate,
  ScreenOff,
  CsDeviceNotification,
  PlatformRole,
  LastResumePerformance,
  DisplayBurst,
  ExitLatencySamplingPercentage,
  RegisterSpmPowerSettings,
  PlatformIdleStates,
  ProcessorIdleVeto,
  PlatformIdleVeto,
  SystemBatteryStatePrecise,
  ThermalEvent,
  PowerRequestActionInternal,
  BatteryDeviceState,
  PowerInformationInternal,
  ThermalStandby,
  SystemHiberFileType,
  PhysicalPowerButtonPress,
  QueryPotentialDripsConstraint,
  EnergyTrackerCreate,
  EnergyTrackerQuery,
  UpdateBlackBoxRecorder,
  SessionAllowExternalDmaDevices,
  SendSuspendResumeNotification,
  BlackBoxRecorderDirectAccessBuffer,
  PowerInformationLevelMaximum
} POWER_INFORMATION_LEVEL;

Constants


`SystemPowerPolicyAc` Indicates SystemPowerPolicyAc.
`SystemPowerPolicyDc` Indicates SystemPowerPolicyDc.
`VerifySystemPolicyAc` Indicates VerifySystemPolicyAc.
`VerifySystemPolicyDc` Indicates VerifySystemPolicyDc.
`SystemPowerCapabilities` Indicates the power capabilities of the system.
`SystemBatteryState` Indicates the system's battery state.
`SystemPowerStateHandler` Indicates the system's power state handler.
`ProcessorStateHandler` Indicates the processor state handler.
`SystemPowerPolicyCurrent` Indicates the system's current power policy.
`AdministratorPowerPolicy` Indicates the administrator's power policy.
`SystemReserveHiberFile` Indicates the SystemReserveHiberFile.
`ProcessorInformation` Indicates the processor information.
`SystemPowerInformation` Indicates the system power information.
`ProcessorStateHandler2` Indicates the processor state handler.
`LastWakeTime` Indicates the last wake time.
`LastSleepTime` Indicates the last sleep time.
`SystemExecutionState` Indicates the system execution state.
`SystemPowerStateNotifyHandler` Indicates the system power state notify handler.
`ProcessorPowerPolicyAc` Indicates ProcessorPowerPolicyAc.
`ProcessorPowerPolicyDc` Indicates ProcessorPowerPolicyDc.
`VerifyProcessorPowerPolicyAc` Indicates VerifyProcessorPowerPolicyAc.
`VerifyProcessorPowerPolicyDc` Indicates VerifyProcessorPowerPolicyDc.
`ProcessorPowerPolicyCurrent` Indicates the current processor power policy.
`SystemPowerStateLogging` Indicates SystemPowerStateLogging.
`SystemPowerLoggingEntry` Indicates SystemPowerLoggingEntry.
`SetPowerSettingValue` Indicates that the power setting value is set.
`NotifyUserPowerSetting` Indicates that the user should be notified of the power setting.
`PowerInformationLevelUnused0` Indicates that the power information level is unused.
`SystemMonitorHiberBootPowerOff` Indicates that the system monitor boot power is off.
`SystemVideoState` Indicates the system video state.
`TraceApplicationPowerMessage` Indicates the trace application power message.
`TraceApplicationPowerMessageEnd` Indicates the end of the trace application power message.
`ProcessorPerfStates` Indicates the processor performance states.
`ProcessorIdleStates` Indicates the processor idle states.
`ProcessorCap` Indicates the processor cap.
`SystemWakeSource` Indicates the system wake source.
`SystemHiberFileInformation` Indicates the system's hibernation file information.
`TraceServicePowerMessage` Indicates the trace service power message.
`ProcessorLoad` Indicates the processor load.
`PowerShutdownNotification` Indicates the power shutdown notification.
`MonitorCapabilities` Indicates the monitor's capabilities.
`SessionPowerInit` Indicates the session power has been initialized.
`SessionDisplayState` Indicates the session display state.
`PowerRequestCreate` Indicates that a power request has been created.
`PowerRequestAction` Indicates the action of the power request.
`GetPowerRequestList` Indicates that the power request list should be queued.
`ProcessorInformationEx` Indicates ProcessorInformationEx.
`NotifyUserModeLegacyPowerEvent` Indicates that a notification should be created for the user mode legacy power event.
`GroupPark` Indicates the group park.
`ProcessorIdleDomains` Indicates the processor's idle domains.
`WakeTimerList` Indicates the wake timer list.
`SystemHiberFileSize` Indicates the system's hibernation file size.
`ProcessorIdleStatesHv` Indicates the processor's idle states.
`ProcessorPerfStatesHv` Indicates the processor's performance states.
`ProcessorPerfCapHv` Indicates the processor's performance capabilities.
`ProcessorSetIdle` Indicates that the processor has been set to idle.
`LogicalProcessorIdling` Indicates that the processor is idling.
`UserPresence` Indicates the user presence.
`PowerSettingNotificationName` Indicates the power setting notification name.
`GetPowerSettingValue` Indicates that the power setting value should be queued.
`IdleResiliency` Indicates the idle resiliency.
`SessionRITState` Indicates the session's RIT state.
`SessionConnectNotification` Indicates the session's connect notification.
`SessionPowerCleanup` Indicates the session's power cleanup.
`SessionLockState` Indicates the session's lock state.
`SystemHiberbootState` Indicates the system's hibernation boot state.
`PlatformInformation` Indicates the platform information.
`PdcInvocation` Indicates the pdc invocation.
`MonitorInvocation` Indicates the monitor invocation.
`FirmwareTableInformationRegistered` Indicates the registered firmware table information.
`SetShutdownSelectedTime` Indicates that the shutdown time should be set.
`SuspendResumeInvocation` Indicates SuspendResumeInvocation.
`PlmPowerRequestCreate` Indicates that the power request has been created.
`ScreenOff` Indicates that the screen is off.
`CsDeviceNotification` Indicates the device notification.
`PlatformRole` Indicates the platform role.
`LastResumePerformance` Indicates the last time performance was resumed.
`DisplayBurst` Indicates display burst.
`ExitLatencySamplingPercentage` Indicates the latency sampling percentage.
`RegisterSpmPowerSettings` Indicates that the power settings are registered.
`PlatformIdleStates` Indicates the platform's idle states.
`ProcessorIdleVeto` Indicates the processor's idle veto.
`PlatformIdleVeto` Indicates the platform's idle veto.
`SystemBatteryStatePrecise` Indicates the system's battery state.
`ThermalEvent` Indicates the thermal event.
`PowerRequestActionInternal` Indicates the internal power request action.
`BatteryDeviceState` Indicates the battery's device state.
`PowerInformationInternal` Indicates the internal power information.
`ThermalStandby` Indicates thermal standby.
`SystemHiberFileType` Indicates the system's hibernation file type.
`PhysicalPowerButtonPress` Indicates a physical power button press.
`QueryPotentialDripsConstraint` Indicates the potential drips constraint.
`EnergyTrackerCreate` Indicates that the energy tracker is created.
`EnergyTrackerQuery` Indicates that the energy tracker is queried.
`UpdateBlackBoxRecorder` Indicates that the black box recorder is updated.
`SessionAllowExternalDmaDevices` Indicates the session allows external DMA devices.
`SendSuspendResumeNotification` Indicates the send suspend resume notification.
`BlackBoxRecorderDirectAccessBuffer` Indicates the black box recorder has direct access buffer.
`PowerInformationLevelMaximum` Indicates the maximum power level.

Requirements

Requirement	Value
Header	wdm.h (include Ntpoapi.h)

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POWER_INFORMATION_LEVEL enumeration (wdm.h)

Syntax

Constants

Requirements

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