MdeModulePkg/Library/PlatformHookLibSerialPortPpi/PlatformHookLibSerialPortPpi.c

   1 /** @file
   2   Null Platform Hook Library instance with dependency on gPeiSerialPortPpiGuid
   3
   4   Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include <Base.h>
  10 #include <Library/PlatformHookLib.h>
  11
  12 /**
  13   Performs platform specific initialization required for the CPU to access
  14   the hardware associated with a SerialPortLib instance.  This function does
  15   not initialize the serial port hardware itself.  Instead, it initializes
  16   hardware devices that are required for the CPU to access the serial port
  17   hardware.  This function may be called more than once.
  18
  19   @retval RETURN_SUCCESS       The platform specific initialization succeeded.
  20   @retval RETURN_DEVICE_ERROR  The platform specific initialization could not be completed.
  21
  22 **/
  23 RETURN_STATUS
  24 EFIAPI
  25 PlatformHookSerialPortInitialize (
  26   VOID
  27   )
  28 {
  29   return RETURN_SUCCESS;
  30 }