From 65568970764e35c0a08d27bbcb238423a9e01857 Mon Sep 17 00:00:00 2001
From: andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Tue, 13 Apr 2010 22:28:14 +0000
Subject: [PATCH] Add supported for performance libraries.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10367 6f19259b-4bc3-4df7-8a09-765794883524
---
 EmbeddedPkg/Library/PrePiHobLib/Hob.c         | 15 ++++++++
 .../Library/PrePiHobLib/PrePiHobLib.inf       | 38 +++++++++++++++++++
 EmbeddedPkg/Library/PrePiLib/PrePi.h          |  2 +
 EmbeddedPkg/Library/PrePiLib/PrePiLib.c       | 16 ++++++++
 EmbeddedPkg/Library/PrePiLib/PrePiLib.inf     |  3 ++
 5 files changed, 74 insertions(+)
 create mode 100644 EmbeddedPkg/Library/PrePiHobLib/Hob.c
 create mode 100644 EmbeddedPkg/Library/PrePiHobLib/PrePiHobLib.inf

diff --git a/EmbeddedPkg/Library/PrePiHobLib/Hob.c b/EmbeddedPkg/Library/PrePiHobLib/Hob.c
new file mode 100644
index 0000000000..081b0b85d9
--- /dev/null
+++ b/EmbeddedPkg/Library/PrePiHobLib/Hob.c
@@ -0,0 +1,15 @@
+/** @file
+  File intentionally blank
+
+  Copyright (c) 2010, Apple Inc. All rights reserved.
+  
+  All rights reserved. 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
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
diff --git a/EmbeddedPkg/Library/PrePiHobLib/PrePiHobLib.inf b/EmbeddedPkg/Library/PrePiHobLib/PrePiHobLib.inf
new file mode 100644
index 0000000000..a69c46fb0f
--- /dev/null
+++ b/EmbeddedPkg/Library/PrePiHobLib/PrePiHobLib.inf
@@ -0,0 +1,38 @@
+#/** @file
+#  Hob lib that does not contain the APIs as they are already in the PrePiLib
+#
+#  Copyright (c) 2008 - 2010, Apple, Inc.
+#
+#  All rights reserved. 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
+#  http://opensource.org/licenses/bsd-license.php
+#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#
+#**/
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = PrePiLib
+  FILE_GUID                      = 1F3A3278-82EB-4C0D-86F1-5BCDA5846CB2
+  MODULE_TYPE                    = BASE
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = PrePiLib 
+
+
+#
+#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+  Hob.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+
+
+[LibraryClasses]
+  
+
diff --git a/EmbeddedPkg/Library/PrePiLib/PrePi.h b/EmbeddedPkg/Library/PrePiLib/PrePi.h
index dc3ef48614..8cf1a2322b 100644
--- a/EmbeddedPkg/Library/PrePiLib/PrePi.h
+++ b/EmbeddedPkg/Library/PrePiLib/PrePi.h
@@ -26,6 +26,8 @@
 #include <Library/UefiDecompressLib.h>
 #include <Library/PeCoffLib.h>
 #include <Library/CacheMaintenanceLib.h>
+#include <Library/TimerLib.h>
+#include <Library/PerformanceLib.h>
 
 #include <Guid/MemoryAllocationHob.h>
 
diff --git a/EmbeddedPkg/Library/PrePiLib/PrePiLib.c b/EmbeddedPkg/Library/PrePiLib/PrePiLib.c
index f92be0fea3..a359d5bdb0 100644
--- a/EmbeddedPkg/Library/PrePiLib/PrePiLib.c
+++ b/EmbeddedPkg/Library/PrePiLib/PrePiLib.c
@@ -115,7 +115,10 @@ LoadDxeCoreFromFfsFile (
   VOID                    *TopOfStack;
   VOID                    *Hob;
   EFI_FV_FILE_INFO        FvFileInfo;
+  UINT64                  Tick;
 
+  Tick = 0;
+  PERF_START (NULL, "SEC", NULL, 1);
 
   Status = FfsFindSectionData (EFI_SECTION_PE32, FileHandle, &PeCoffImage);
   if (EFI_ERROR  (Status)) {
@@ -140,6 +143,13 @@ LoadDxeCoreFromFfsFile (
   Hob = GetHobList ();
   if (StackSize == 0) {
     // User the current stack
+  
+  
+    if (PerformanceMeasurementEnabled ()) {
+      Tick = GetPerformanceCounter ();
+    }
+    PERF_END (NULL, "SEC", NULL, Tick);
+
     ((DXE_CORE_ENTRY_POINT)(UINTN)EntryPoint) (Hob);
   } else {
     
@@ -161,6 +171,12 @@ LoadDxeCoreFromFfsFile (
     //    
     UpdateStackHob ((EFI_PHYSICAL_ADDRESS)(UINTN) BaseOfStack, StackSize);
     
+
+    if (PerformanceMeasurementEnabled ()) {
+      Tick = GetPerformanceCounter ();
+    }
+    PERF_END (NULL, "SEC", NULL, Tick);
+
     SwitchStack (
       (SWITCH_STACK_ENTRY_POINT)(UINTN)EntryPoint,
       Hob,
diff --git a/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf b/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
index 72e41c999f..e0989b1b2c 100644
--- a/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
+++ b/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
@@ -55,6 +55,9 @@
   PrintLib
   SerialPortLib
   ExtractGuidedSectionLib
+  TimerLib
+  PerformanceLib
+  
 
 [Guids]
   gEfiHobMemoryAllocModuleGuid