IDE_POWER_STATE enumeration (irb.h)
The IDE_POWER_STATE enumeration type indicates that power state of the device.
Note The ATA port driver and ATA miniport driver models may be altered or unavailable in the future. Instead, we recommend using the Storport driver and Storport miniport driver models.
Syntax
typedef enum {
IdePowerUnSpecified,
IdePowerD0,
IdePowerD3
} IDE_POWER_STATE;
Constants
IdePowerUnSpecified Indicates that the power level is unspecified. |
IdePowerD0 Indicates a device power level of 0. |
IdePowerD3 Indicates a device power level of 3. |
Remarks
The IDE_POWER_STATE enumeration type is used in conjunction with the AtaPortRequestPowerStateChange routine to request a power state transition for a device.
Requirements
Requirement | Value |
---|---|
Header | irb.h (include Irb.h) |
See also
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