PGET_WALL_CLOCK_REGISTER callback function

The GetWallClockRegister routine retrieves a pointer to the wall clock register.

The function pointer type for a GetWallClockRegister routine is defined as follows.

Syntax

PGET_WALL_CLOCK_REGISTER PgetWallClockRegister;

void PgetWallClockRegister(
  PVOID _context,
  PULONG *Wallclock
)
{...}

Parameters

_context

Specifies the context value from the Context member of the HDAUDIO_BUS_INTERFACE, HDAUDIO_BUS_INTERFACE_V2, or HDAUDIO_BUS_INTERFACE_BDL structure.

Wallclock

Return value

None

Remarks

For more information, see Wall Clock and Link Position Registers.

Requirements

   
Target Platform Desktop
Header hdaudio.h (include Hdaudio.h)
IRQL <=DISPATCH_LEVEL

See also

HDAUDIO_BUS_INTERFACE

HDAUDIO_BUS_INTERFACE_BDL

HDAUDIO_BUS_INTERFACE_V2