diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/PrintInfo.c b/ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/PrintInfo.c index 0ab9f5063a..bf5306205b 100644 --- a/ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/PrintInfo.c +++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/PrintInfo.c @@ -2,6 +2,7 @@ Module for clarifying the content of the smbios structure element information. Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved.
+ Copyright (c) 1985 - 2022, American Megatrends International LLC.
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.
(C) Copyright 2015-2019 Hewlett Packard Enterprise Development LP
SPDX-License-Identifier: BSD-2-Clause-Patent @@ -597,8 +598,9 @@ SmbiosPrintStructure ( // case 9: { - MISC_SLOT_PEER_GROUP *PeerGroupPtr; - UINT8 PeerGroupCount; + MISC_SLOT_PEER_GROUP *PeerGroupPtr; + SMBIOS_TABLE_TYPE9_EXTENDED *Type9ExtendedStruct; + UINT8 PeerGroupCount; PRINT_PENDING_STRING (Struct, Type9, SlotDesignation); DisplaySystemSlotType (Struct->Type9->SlotType, Option); @@ -636,9 +638,12 @@ SmbiosPrintStructure ( ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_SMBIOSVIEW_PRINTINFO_DATA_BUS_WIDTH), gShellDebug1HiiHandle, PeerGroupPtr[Index].DataBusWidth); } - DisplaySystemSlotHeight (Struct->Type9->SlotHeight, Option); - DisplaySystemSlotPhysicalWidth (Struct->Type9->SlotPhysicalWidth, Option); - DisplaySystemSlotInformation (Struct->Type9->SlotInformation, Option); + // Since PeerGroups has a variable number of entries, new fields added after PeerGroups are defined in + // a extended structure. Those fields can be referenced using SMBIOS_TABLE_TYPE9_EXTENDED structure. + Type9ExtendedStruct = (SMBIOS_TABLE_TYPE9_EXTENDED *)((UINT8 *)PeerGroupPtr + (PeerGroupCount * sizeof (MISC_SLOT_PEER_GROUP))); + DisplaySystemSlotHeight (Type9ExtendedStruct->SlotHeight, Option); + DisplaySystemSlotPhysicalWidth (Type9ExtendedStruct->SlotPhysicalWidth, Option); + DisplaySystemSlotInformation (Type9ExtendedStruct->SlotInformation, Option); } }