UefiCpuPkg/Library/SmmCpuFeaturesLib/TraditionalMmCpuFeaturesLib.c

   1 /** @file
   2   Traditional MM CPU specific programming.
   3
   4   Copyright (c) Microsoft Corporation.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include <Base.h>
  10 #include <Library/PcdLib.h>
  11 #include "CpuFeaturesLib.h"
  12
  13 /**
  14   Gets the maximum number of logical processors from the PCD PcdCpuMaxLogicalProcessorNumber.
  15
  16   This access is abstracted from the PCD services to enforce that the PCD be
  17   FixedAtBuild in the Standalone MM build of this driver.
  18
  19   @return  The value of PcdCpuMaxLogicalProcessorNumber.
  20
  21 **/
  22 UINT32
  23 GetCpuMaxLogicalProcessorNumber (
  24   VOID
  25   )
  26 {
  27   return PcdGet32 (PcdCpuMaxLogicalProcessorNumber);
  28 }