[edk2-devel][PATCH v5 1/7] IntelSiliconPkg/ReportCpuHobLib: Add ReportCpuHobLib

[Chaganty, Rangasai V]

Reviewed-by: Sai Chaganty <rangasai.v.chaganty at intel.com>  

-----Original Message-----
From: Chuang, SofiaX <sofiax.chuang at intel.com> 
Sent: Monday, May 10, 2021 12:54 PM
To: devel at edk2.groups.io
Cc: Chuang, SofiaX <sofiax.chuang at intel.com>; Ni, Ray <ray.ni at intel.com>; Chaganty, Rangasai V <rangasai.v.chaganty at intel.com>
Subject: [edk2-devel][PATCH v5 1/7] IntelSiliconPkg/ReportCpuHobLib: Add ReportCpuHobLib

From: SofiaX Chuang <sofiax.chuang at intel.com>

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3298

Add ReportCpuHobLib

Signed-off-by: SofiaX Chuang <sofiax.chuang at intel.com>
Cc: Ray Ni <ray.ni at intel.com>
Cc: Rangasai V Chaganty <rangasai.v.chaganty at intel.com>
---
 .../Include/Library/ReportCpuHobLib.h         | 27 +++++++++++++
 .../Intel/IntelSiliconPkg/IntelSiliconPkg.dec |  6 ++-  .../Intel/IntelSiliconPkg/IntelSiliconPkg.dsc |  1 +  .../Library/ReportCpuHobLib/ReportCpuHobLib.c | 39 +++++++++++++++++++
 .../ReportCpuHobLib/ReportCpuHobLib.inf       | 26 +++++++++++++
 5 files changed, 98 insertions(+), 1 deletion(-)  create mode 100644 Silicon/Intel/IntelSiliconPkg/Include/Library/ReportCpuHobLib.h
 create mode 100644 Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c
 create mode 100644 Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.inf

diff --git a/Silicon/Intel/IntelSiliconPkg/Include/Library/ReportCpuHobLib.h b/Silicon/Intel/IntelSiliconPkg/Include/Library/ReportCpuHobLib.h
new file mode 100644
index 0000000000..106ab3d436
--- /dev/null
+++ b/Silicon/Intel/IntelSiliconPkg/Include/Library/ReportCpuHobLib.h
@@ -0,0 +1,27 @@
+/** @file++  Report CPU HOB library++  This library report the CPU HOB 
+with Physical Address bits.++Copyright (c) 2021, Intel Corporation. All 
+rights reserved.<BR>+SPDX-License-Identifier: 
+BSD-2-Clause-Patent++**/++#ifndef _REPORT_CPU_HOB_LIB_H_+#define 
+_REPORT_CPU_HOB_LIB_H_++#include <BaseTypes.h>++/**+  Build a HOB for 
+the CPU.+**/+VOID+EFIAPI+ReportCpuHob (+  VOID+  );++#endif+diff --git 
+a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec 
+b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec
index 4a2cbca5c1..2461ab8e06 100644
--- a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec
+++ b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec
@@ -3,7 +3,7 @@
 # # This package provides common open source Intel silicon modules. #-# Copyright (c) 2016 - 2020, Intel Corporation. All rights reserved.<BR>+# Copyright (c) 2016 - 2021, Intel Corporation. All rights reserved.<BR> # SPDX-License-Identifier: BSD-2-Clause-Patent # ##@@ -42,6 +42,10 @@
   #   AslUpdateLib|Include/Library/AslUpdateLib.h +  ## @libraryclass Provides services to report CPU hob+  #+  ReportCpuHobLib|Include/Library/ReportCpuHobLib.h+ [Guids]   ## GUID for Package token space   # {A9F8D54E-1107-4F0A-ADD0-4587E7A4A735}diff --git a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dsc b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dsc
index 5e0de7e19a..1092371d84 100644
--- a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dsc
+++ b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dsc
@@ -93,6 +93,7 @@
   IntelSiliconPkg/Library/PeiDxeSmmBootMediaLib/PeiFirmwareBootMediaLib.inf   IntelSiliconPkg/Library/PeiDxeSmmBootMediaLib/DxeSmmFirmwareBootMediaLib.inf   IntelSiliconPkg/Library/DxeAslUpdateLib/DxeAslUpdateLib.inf+  IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.inf  [BuildOptions]   *_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACESdiff --git a/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c b/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c
new file mode 100644
index 0000000000..3f67b477d2
--- /dev/null
+++ b/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHob
+++ Lib.c
@@ -0,0 +1,39 @@
+/** @file+  Source code file for Report CPU HOB library.++Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>+SPDX-License-Identifier: BSD-2-Clause-Patent++**/++#include <PiPei.h>+#include <Library/BaseLib.h>+#include <Library/HobLib.h>+#include <Register/Intel/Cpuid.h>+++/**+  Build a HOB for the CPU.+**/+VOID+EFIAPI+ReportCpuHob (+  VOID+  )+{+  UINT8                           PhysicalAddressBits;+  CPUID_VIR_PHY_ADDRESS_SIZE_EAX  AddressSizeEax;++  AsmCpuid (CPUID_VIR_PHY_ADDRESS_SIZE, &AddressSizeEax.Uint32, NULL, NULL, NULL);+  if (AddressSizeEax.Uint32 >= CPUID_VIR_PHY_ADDRESS_SIZE) {+    AsmCpuid (CPUID_VIR_PHY_ADDRESS_SIZE, &AddressSizeEax.Uint32, NULL, NULL, NULL);+    PhysicalAddressBits = AddressSizeEax.Bits.PhysicalAddressBits;+  } else {+    PhysicalAddressBits = 36;+  }++  ///+  /// Create a CPU hand-off information+  ///+  BuildCpuHob (PhysicalAddressBits, 16);+}diff --git a/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.inf b/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.inf
new file mode 100644
index 0000000000..1d2d6b4151
--- /dev/null
+++ b/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHob
+++ Lib.inf
@@ -0,0 +1,26 @@
+### @file+# Component information file for the Report CPU HOB library.+#+# Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>+#+# SPDX-License-Identifier: BSD-2-Clause-Patent+#+###++[Defines]+  INF_VERSION                    = 0x00010005+  BASE_NAME                      = ReportCpuHobLib+  FILE_GUID                      = 0A1C9D6B-44BE-4FD7-A4A2-D0E68D436848+  VERSION_STRING                 = 1.0+  MODULE_TYPE                    = PEIM+  LIBRARY_CLASS                  = ReportCpuHobLib++[LibraryClasses]+  BaseLib+  HobLib++[Packages]+  MdePkg/MdePkg.dec++[Sources]+  ReportCpuHobLib.c-- 
2.27.0



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