wakeAtTime(UInt32, UInt32)
Setup a callback at this absolute time. See wakeAtTime(AbsoluteTime).
Declaration
virtual IOReturn wakeAtTime(
UInt32abstime,
UInt32 scale_factor = scale_factor);Parameters
- abstime:
Time to wake up in some unit.
- scale_factor:
Define the unit of abstime, default to nanoseconds.
Return Value
kIOReturnSuccess if everything is fine, kIOReturnNoResources if action hasn't been declared.