From 79be3d27517c525e26351b0057f22de811592917 Mon Sep 17 00:00:00 2001
From: Eric Dong <eric.dong@intel.com>
Date: Tue, 12 Feb 2019 14:48:08 +0800
Subject: UefiCpuPkg/RegisterCpuFeaturesLib: Remove useless functions.

Remove useless APIs, simplify the code logic.

BZ:https://bugzilla.tianocore.org/show_bug.cgi?id=1375

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
---
 .../Include/Library/RegisterCpuFeaturesLib.h       | 36 +--------------
 .../RegisterCpuFeaturesLib.c                       | 52 +---------------------
 2 files changed, 2 insertions(+), 86 deletions(-)

diff --git a/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h b/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h
index 2f7e71c833..048fd48c12 100644
--- a/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h
+++ b/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h
@@ -1,7 +1,7 @@
 /** @file
   Register CPU Features Library to register and manage CPU features.
 
-  Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -166,40 +166,6 @@ IsCpuFeatureInSetting (
   IN UINT32              Feature
   );
 
-/**
-  Determines if a CPU feature is set in PcdCpuFeaturesCapability bit mask.
-
-  @param[in]  Feature  The bit number of the CPU feature to check in the PCD
-                       PcdCpuFeaturesCapability.
-
-  @retval  TRUE   The CPU feature is set in PcdCpuFeaturesCapability.
-  @retval  FALSE  The CPU feature is not set in PcdCpuFeaturesCapability.
-
-  @note This service could be called by BSP only.
-**/
-BOOLEAN
-EFIAPI
-IsCpuFeatureCapability (
-  IN UINT32              Feature
-  );
-
-/**
-  Determines if a CPU feature is set in PcdCpuFeaturesUserConfiguration bit mask.
-
-  @param[in]  Feature  The bit number of the CPU feature to check in the PCD
-                       PcdCpuFeaturesUserConfiguration.
-
-  @retval  TRUE   The CPU feature is set in PcdCpuFeaturesUserConfiguration.
-  @retval  FALSE  The CPU feature is not set in PcdCpuFeaturesUserConfiguration.
-
-  @note This service could be called by BSP only.
-**/
-BOOLEAN
-EFIAPI
-IsCpuFeatureUserConfiguration (
-  IN UINT32              Feature
-  );
-
 /**
   Prepares for the data used by CPU feature detection and initialization.
 
diff --git a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
index ed8d526325..62851aaf5d 100644
--- a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
+++ b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
@@ -1,7 +1,7 @@
 /** @file
   CPU Register Table Library functions.
 
-  Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -1242,56 +1242,6 @@ IsCpuFeatureInSetting (
            );
 }
 
-/**
-  Determines if a CPU feature is set in PcdCpuFeaturesCapability bit mask.
-
-  @param[in]  Feature  The bit number of the CPU feature to check in the PCD
-                       PcdCpuFeaturesCapability
-
-  @retval  TRUE   The CPU feature is set in PcdCpuFeaturesCapability.
-  @retval  FALSE  The CPU feature is not set in PcdCpuFeaturesCapability.
-
-  @note This service could be called by BSP only.
-**/
-BOOLEAN
-EFIAPI
-IsCpuFeatureCapability (
-  IN UINT32              Feature
-  )
-{
-  return IsCpuFeatureSetInCpuPcd (
-           (UINT8 *)PcdGetPtr (PcdCpuFeaturesCapability),
-           PcdGetSize (PcdCpuFeaturesCapability),
-           Feature
-           );
-
-}
-
-/**
-  Determines if a CPU feature is set in PcdCpuFeaturesUserConfiguration bit mask.
-
-  @param[in]  Feature  The bit number of the CPU feature to check in the PCD
-                       PcdCpuFeaturesUserConfiguration
-
-  @retval  TRUE   The CPU feature is set in PcdCpuFeaturesUserConfiguration.
-  @retval  FALSE  The CPU feature is not set in PcdCpuFeaturesUserConfiguration.
-
-  @note This service could be called by BSP only.
-**/
-BOOLEAN
-EFIAPI
-IsCpuFeatureUserConfiguration (
-  IN UINT32              Feature
-  )
-{
-  return IsCpuFeatureSetInCpuPcd (
-           (UINT8 *)PcdGetPtr (PcdCpuFeaturesUserConfiguration),
-           PcdGetSize (PcdCpuFeaturesUserConfiguration),
-           Feature
-           );
-
-}
-
 /**
   Switches to assigned BSP after CPU features initialization.
 
-- 
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