[edk2-devel] [PATCH v4 6/6] Platform/Intel/MinPlatformPkg: Add ReportCpuHobLib.

[IanX Kuo]

Create an Library instance of ReportCpuHobLib from PlatformInitPei driver.
PA bits reported can be overriden using Library instance in Platform.

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2674

Change-Id: I1c14aece3b229c194960e91dc9505dd8120bbe30
Signed-off-by: IanX Kuo <ianx.kuo at intel.com>
---
 .../Intel/MinPlatformPkg/MinPlatformPkg.dsc   |  3 ++-
 .../PlatformInitPei/PlatformInitPreMem.c      | 25 ++-----------------
 .../PlatformInitPei/PlatformInitPreMem.inf    |  3 ++-
 3 files changed, 6 insertions(+), 25 deletions(-)

diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
index 13a0fda2..b62351da 100644
--- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
+++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
@@ -1,7 +1,7 @@
 ## @file
 #  Platform description.
 #
-# Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2017 - 2020, Intel Corporation. All rights reserved.<BR>
 #
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -92,6 +92,7 @@
   #
   FspWrapperPlatformLib|MinPlatformPkg/FspWrapper/Library/PeiFspWrapperPlatformLib/PeiFspWrapperPlatformLib.inf
   ReportFvLib|MinPlatformPkg/PlatformInit/Library/PeiReportFvLib/PeiReportFvLib.inf
+  ReportCpuHobLib|MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.inf
   TestPointCheckLib|MinPlatformPkg/Test/Library/TestPointCheckLib/PeiTestPointCheckLib.inf
   TestPointLib|MinPlatformPkg/Test/Library/TestPointLib/PeiTestPointLib.inf
   SetCacheMtrrLib|MinPlatformPkg/Library/SetCacheMtrrLib/SetCacheMtrrLibNull.inf
diff --git a/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.c b/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.c
index efdeb6a9..48cbe0df 100644
--- a/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.c
+++ b/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.c
@@ -1,7 +1,7 @@
 /** @file
   Source code file for Platform Init Pre-Memory PEI module
 
-Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2017 - 2020, Intel Corporation. All rights reserved.<BR>
 SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -26,6 +26,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #include <Library/BoardInitLib.h>
 #include <Library/TestPointCheckLib.h>
 #include <Library/SetCacheMtrrLib.h>
+#include <Library/ReportCpuHobLib.h>
 #include <Guid/MemoryTypeInformation.h>
 #include <Ppi/PlatformMemorySize.h>
 #include <Ppi/BaseMemoryTest.h>
@@ -355,28 +356,6 @@ Done:
   return EFI_SUCCESS;
 }
 
-VOID
-ReportCpuHob (
-  VOID
-  )
-{
-  UINT8                         PhysicalAddressBits;
-  UINT32                        RegEax;
-
-  AsmCpuid (0x80000000, &RegEax, NULL, NULL, NULL);
-  if (RegEax >= 0x80000008) {
-    AsmCpuid (0x80000008, &RegEax, NULL, NULL, NULL);
-    PhysicalAddressBits = (UINT8) RegEax;
-  } else {
-    PhysicalAddressBits = 36;
-  }
-
-  ///
-  /// Create a CPU hand-off information
-  ///
-  BuildCpuHob (PhysicalAddressBits, 16);
-}
-
 /**
   Install Firmware Volume Hob's once there is main memory
 
diff --git a/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.inf b/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.inf
index 7ee18eb6..8e828ff2 100644
--- a/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.inf
+++ b/Platform/Intel/MinPlatformPkg/PlatformInit/PlatformInitPei/PlatformInitPreMem.inf
@@ -1,7 +1,7 @@
 ### @file
 # Component information file for the Platform Init Pre-Memory PEI module.
 #
-# Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2017 - 2020, Intel Corporation. All rights reserved.<BR>
 #
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -28,6 +28,7 @@
   TestPointCheckLib
   TimerLib
   SetCacheMtrrLib
+  ReportCpuHobLib
 
 [Packages]
   MinPlatformPkg/MinPlatformPkg.dec
-- 
2.26.2.windows.1


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