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UefiCpuPkg/PiSmmCpuDxeSmm: Handle the NULL gMpInformation2HobGuid

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If gMpInformation2HobGuid HOB is NULL,
then fall back to an older way of collecting
CPU information from the MP services library.

Reviewed-by: Ray Ni <ray.ni@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Abdul Lateef Attar <AbdulLateef.Attar@amd.com>
This commit is contained in:
Ray Ni
2024-05-07 10:48:03 +08:00
committed by mergify[bot]
parent 1c0d4ae2c0
commit 987bea6525
2 changed files with 87 additions and 3 deletions
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UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.inf
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@@ -6,7 +6,7 @@
#
# Copyright (c) 2009 - 2023, Intel Corporation. All rights reserved.<BR>
# Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
# Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.<BR>
# Copyright (C) 2023 - 2024 Advanced Micro Devices, Inc. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -114,6 +114,7 @@
gEdkiiSmmMemoryAttributeProtocolGuid ## PRODUCES
gEfiMmMpProtocolGuid ## PRODUCES
gEdkiiSmmCpuRendezvousProtocolGuid ## PRODUCES
gEfiMpServiceProtocolGuid ## CONSUMES
[Guids]
gEfiAcpiVariableGuid ## SOMETIMES_CONSUMES ## HOB # it is used for S3 boot.