<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> </div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Reviewed-by: Chasel Chiu <<a href="mailto:chasel.chiu@intel.com">chasel.chiu@intel.com</a>> </div> <div id="appendonsend"></div> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr">From: Kumar, Chandana C <chandana.c.kumar@intel.com> Sent: Friday, April 24, 2020 1:19 PM To: devel@edk2.groups.io <devel@edk2.groups.io> Cc: Chaganty, Rangasai V <rangasai.v.chaganty@intel.com>; Chiu, Chasel <chasel.chiu@intel.com>; Desimone, Nathaniel L <nathaniel.l.desimone@intel.com> Subject: [edk2-platforms: PATCH V1] MinPlatformPkg/PlatformInitPei: Create Library Instance of ReportCpuHobLib. <div> </div> </div> <div class="BodyFragment"> <div class="PlainText">Create an Library instance of ReportCpuHobLib from PlatformInitPei driver. PA bits reported can be overriden using Library instance in Platform. Initial Patch to create ReportCpuHobLib. REF: <a href="https://bugzilla.tianocore.org/show_bug.cgi?id=2674">https://bugzilla.tianocore.org/show_bug.cgi?id=2674</a> Signed-off-by: Chandana Kumar <chandana.c.kumar@intel.com> Cc: Sai Chaganty <rangasai.v.chaganty@intel.com> Cc: Chasel Chiu <chasel.chiu@intel.com> Cc: Nate DeSimone <nathaniel.l.desimone@intel.com> --- Platform/Intel/MinPlatformPkg/Include/Library/ReportCpuHobLib.h | 23 +++++++++++++++++++++++ Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec | 6 ++++-- Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.c | 32 ++++++++++++++++++++++++++++++++ Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.inf | 27 +++++++++++++++++++++++++++ 4 files changed, 86 insertions(+), 2 deletions(-) diff --git a/Platform/Intel/MinPlatformPkg/Include/Library/ReportCpuHobLib.h b/Platform/Intel/MinPlatformPkg/Include/Library/ReportCpuHobLib.h new file mode 100644 index 0000000000..337e17f154 --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/Include/Library/ReportCpuHobLib.h @@ -0,0 +1,23 @@ +/** @file + + Report CPU HOB library + + This library report the CPU HOB with Physical Address bits. + +Copyright (c) 2020, Intel Corporation. All rights reserved. +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef _REPORT_CPU_HOB_LIB_H_ +#define _REPORT_CPU_HOB_LIB_H_ + +#include <PiPei.h> +#include <Uefi.h> + +VOID +ReportCpuHob ( + VOID + ); + +#endif diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec index 5bec4eee3a..7ef189dac8 100644 --- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec +++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec @@ -6,7 +6,7 @@ # INF files to generate AutoGen.c and AutoGen.h files # for the build infrastructure. # -# Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved. +# Copyright (c) 2017 - 2020, Intel Corporation. All rights reserved. # # SPDX-License-Identifier: BSD-2-Clause-Patent # @@ -73,7 +73,9 @@ TestPointLib|Include/Library/TestPointLib.h TestPointCheckLib|Include/Library/TestPointCheckLib.h -SetCacheMtrrLib|Include/Library/SetCacheMtrrLib.h + SetCacheMtrrLib|Include/Library/SetCacheMtrrLib.h + + ReportCpuHobLib|Include/Library/ReportCpuHobLib.h [PcdsFixedAtBuild, PcdsPatchableInModule] diff --git a/Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.c b/Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.c new file mode 100644 index 0000000000..aa2565343c --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.c @@ -0,0 +1,32 @@ +/** @file + Source code file for Report CPU HOB library. + +Copyright (c) 2020, Intel Corporation. All rights reserved. +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include <Base.h> +#include <Library/HobLib.h> + +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); +} diff --git a/Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.inf b/Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.inf new file mode 100644 index 0000000000..ae6ec901a1 --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/PlatformInit/Library/ReportCpuHobLib/ReportCpuHobLib.inf @@ -0,0 +1,27 @@ +### @file +# Component information file for the Report CPU HOB library. +# +# Copyright (c) 2020, Intel Corporation. All rights reserved. +# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +### + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = ReportCpuHobLib + FILE_GUID = F19AA754-CE24-448D-B755-1F939B00C25D + VERSION_STRING = 1.0 + MODULE_TYPE = BASE + LIBRARY_CLASS = ReportCpuHobLib + +[LibraryClasses] + BaseLib + HobLib + +[Packages] + MdePkg/MdePkg.dec + MinPlatformPkg/MinPlatformPkg.dec + +[Sources] + PeiReportFvLib.c -- 2.16.2.windows.1 </div> </div> </body> </html> <div width="1" style="color:white;clear:both">_._,_._,_</div> <hr> Groups.io Links: You receive all messages sent to this group. <a target="_blank" href="https://edk2.groups.io/g/devel/message/58025">View/Reply Online (#58025)</a> | | <a target="_blank" href="https://groups.io/mt/73235446/1813853">Mute This Topic</a> | <a href="https://edk2.groups.io/g/devel/post">New Topic</a> <a href="https://edk2.groups.io/g/devel/editsub/1813853">Your Subscription</a> | <a href="mailto:devel+owner@edk2.groups.io">Contact Group Owner</a> | <a href="https://edk2.groups.io/g/devel/unsub">Unsubscribe</a> [edk2-devel-archive@redhat.com] <div width="1" style="color:white;clear:both">_._,_._,_</div>