OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetectRom.c

   1 /** @file
   2   Detection code for QEMU debug port.
   3   SEC instance, cannot cache the result of detection.
   4
   5   Copyright (c) 2017, Red Hat, Inc.<BR>
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php.
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #include <Base.h>
  17 #include "DebugLibDetect.h"
  18
  19 /**
  20   This constructor function does not have anything to do.
  21
  22   @retval RETURN_SUCCESS   The constructor always returns RETURN_SUCCESS.
  23
  24 **/
  25 RETURN_STATUS
  26 EFIAPI
  27 PlatformRomDebugLibIoPortConstructor (
  28   VOID
  29   )
  30 {
  31   return RETURN_SUCCESS;
  32 }
  33
  34 /**
  35   Return the result of detecting the debug I/O port device.
  36
  37   @retval TRUE   if the debug I/O port device was detected.
  38   @retval FALSE  otherwise
  39
  40 **/
  41 BOOLEAN
  42 EFIAPI
  43 PlatformDebugLibIoPortFound (
  44   VOID
  45   )
  46 {
  47   return PlatformDebugLibIoPortDetect ();
  48 }