From nobody Tue Feb 10 04:16:44 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+75153+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+75153+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=arm.com ARC-Seal: i=1; a=rsa-sha256; t=1621157383; cv=none; d=zohomail.com; s=zohoarc; b=fv6KVQADDufzfEvzMYMR2irqo0OmuJpvnf6fjeKC5XlsFdNfcRJi+41X3UXRYG15T/EeP4Rd9k2cB7rV5NLw4hFPUVyBMS8iLgHProdmws2J7GW84fcZ3t+M4Xw6qZpPaNb16ip1TLjjb8hvj48b/H2ZadaxhfugCRq99PsPrOU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1621157383; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=0RasjzMiWxL7QNRLNE+UIBJ40Lq1kN3+UdUOALc69Fo=; b=fcZNh8GhdNmWw+IbDM+BGCGx/Ww0K/px2vW+RChd44Ks6iWzJg9tmiRHV6vdJwb0Ul/mpY8lSnLmL13jXeTU0xvjR8IJ1zf96u/wbDc8J37Gyp92akC7xXtF6p9wX5RpkW9gMwvQPtZmVKZ/AtyfC51qtsFobpKEJe72sgKqlcY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+75153+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) header.from= Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1621157383471643.8367343965572; Sun, 16 May 2021 02:29:43 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id PiKmYY1788612xggzkXI26RH; Sun, 16 May 2021 02:29:43 -0700 X-Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web12.4146.1621157377482255659 for ; Sun, 16 May 2021 02:29:37 -0700 X-Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 2DF901042; Sun, 16 May 2021 02:29:37 -0700 (PDT) X-Received: from usa.arm.com (a074742.blr.arm.com [10.162.16.32]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 034DD3F73B; Sun, 16 May 2021 02:29:35 -0700 (PDT) From: "Pranav Madhu" To: devel@edk2.groups.io Cc: Ard Biesheuvel , Sami Mujawar Subject: [edk2-devel] [edk2-platforms][PATCH V2 08/11] Platform/Sgi: Add SMBIOS Type16 Table Date: Sun, 16 May 2021 14:59:14 +0530 Message-Id: <20210516092917.21124-9-pranav.madhu@arm.com> In-Reply-To: <20210516092917.21124-1-pranav.madhu@arm.com> References: <20210516092917.21124-1-pranav.madhu@arm.com> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,pranav.madhu@arm.com X-Gm-Message-State: QQMMytqddmcxWSERKiB6Nrzkx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1621157383; bh=H/01p5DgqYwt7TxM+5R+pRNrML+rur0i2QOxEZF03cA=; h=Cc:Date:From:Reply-To:Subject:To; b=nAXyoYHbpa5reNXF822O8OSg/4h6QW5qq/hJEL1cEEbCMZDrcBEi043OKG0SVlYwQvf kJFg7gAaq928oaoIT7iTJ/cdLvGgx48eCK2jmooPitIn0aEWPOi3LAgRFaHEA3apiE+P8 geT5IzjHbQAdxN7IebCds1WrVLFgeEJ5wxc= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" Add the SMBIOS type 16 table (Physical Memory Array) describes a collection of memory devices that operate together to form a memory address. It includes information about number of devices, total memory installed, error correction mechanism used and other related information. Signed-off-by: Pranav Madhu Reviewed-by: Sami Mujawar --- Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf = | 4 + Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h = | 7 ++ Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c = | 1 + Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type16PhysicalMemoryArray.c = | 106 ++++++++++++++++++++ 4 files changed, 118 insertions(+) diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDx= e.inf b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf index ee00b773912b..ebd19c1882bb 100644 --- a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf @@ -20,6 +20,7 @@ Type3SystemEnclosure.c Type4ProcessorInformation.c Type7CacheInformation.c + Type16PhysicalMemoryArray.c =20 [Packages] ArmPkg/ArmPkg.dec @@ -44,6 +45,9 @@ gArmPlatformTokenSpaceGuid.PcdClusterCount gArmPlatformTokenSpaceGuid.PcdCoreCount gArmSgiTokenSpaceGuid.PcdChipCount + gArmSgiTokenSpaceGuid.PcdDramBlock2Size + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareRevision =20 [Protocols] diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDx= e.h b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h index 6f3ad29f0797..e195fdea35af 100644 --- a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h @@ -41,6 +41,12 @@ InstallCacheInformation ( IN EFI_SMBIOS_PROTOCOL *Smbios ); =20 +EFI_STATUS +EFIAPI +InstallPhysicalMemoryArray ( + IN EFI_SMBIOS_PROTOCOL *Smbios + ); + enum SMBIOS_REFRENCE_HANDLES { SMBIOS_HANDLE_ENCLOSURE =3D 0x1000, SMBIOS_HANDLE_CLUSTER1, @@ -49,6 +55,7 @@ enum SMBIOS_REFRENCE_HANDLES { SMBIOS_HANDLE_L2_CACHE, SMBIOS_HANDLE_L3_CACHE, SMBIOS_HANDLE_L4_CACHE, + SMBIOS_HANDLE_PHYSICAL_MEMORY, }; =20 #endif // SMBIOS_PLATFORM_DXE_H_ diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDx= e.c b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c index 62d0f5ce8033..48073ad0ad27 100644 --- a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c @@ -31,6 +31,7 @@ ARM_RD_SMBIOS_TABLE_INSTALL_FPTR mSmbiosTableList[] =3D { &InstallSystemEnclosure, &InstallProcessorInformation, &InstallCacheInformation, + &InstallPhysicalMemoryArray, }; =20 /** diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type16PhysicalMe= moryArray.c b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type16PhysicalM= emoryArray.c new file mode 100644 index 000000000000..44a71fa8d18d --- /dev/null +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type16PhysicalMemoryArr= ay.c @@ -0,0 +1,106 @@ +/** @file + SMBIOS Type 16 (Physical Memory Array) table for ARM RD platforms. + + This file installs SMBIOS Type 16 (Physical Memory Array) table for Arm's + Reference Design platforms. It describes a collection of memory devices = that + operate together to form a memory address. It includes information about + number of devices, total memory installed, error correction mechanism us= ed + and other related information. + + Copyright (c) 2021, ARM Limited. All rights reserved. + SPDX-License-Identifier: BSD-2-Clause-Patent + + @par Specification Reference: + - SMBIOS Reference Specification 3.4.0, Chapter 7.17 +**/ + +#include +#include +#include + +#include "SmbiosPlatformDxe.h" + +#define TYPE16_STRINGS \ + "\0" /* Null string */ + +/* SMBIOS Type16 structure */ +#pragma pack(1) +struct ArmRdSmbiosType16 { + SMBIOS_TABLE_TYPE16 Base; + UINT8 Strings[sizeof (TYPE16_STRINGS)]; +} ARM_TYPE16; +#pragma pack() + +/* Physical Memory Array */ +static struct ArmRdSmbiosType16 mArmRdSmbiosType16 =3D { + { + { + // SMBIOS header + EFI_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, // Type 16 + sizeof (SMBIOS_TABLE_TYPE16), // Length + SMBIOS_HANDLE_PHYSICAL_MEMORY + }, + MemoryArrayLocationSystemBoard, // Location + MemoryArrayUseSystemMemory, // Used as system memory + MemoryErrorCorrectionUnknown, // Error correction + 0x80000000, // Maximum capacity in KiB, uses Extended Maximum capacity= field + 0xFFFE, // Memory error info handle, does not provide this info + 0, // Num of memory devices, update dymamically + 0 // Extended Maximum capacity, update dymamically + }, + // Text strings (unformatted area) + TYPE16_STRINGS +}; + +/** + Install SMBIOS physical memory array table. + + Install the SMBIOS physical memory array (type 16) table for Arm's Refer= ence + Design platforms. + + @param[in] Smbios SMBIOS protocol. + + @retval EFI_SUCCESS Record was added. + @retval EFI_OUT_OF_RESOURCES Record was not added. + @retval EFI_ALREADY_STARTED The SmbiosHandle passed in is already in u= se. +**/ +EFI_STATUS +InstallPhysicalMemoryArray ( + IN EFI_SMBIOS_PROTOCOL *Smbios + ) +{ + EFI_STATUS Status; + EFI_SMBIOS_HANDLE SmbiosHandle; + UINT16 NumOfMemoryDevices =3D 1; + UINT64 InstalledMemory; + + SmbiosHandle =3D ((EFI_SMBIOS_TABLE_HEADER *)&mArmRdSmbiosType16)->Handl= e; + + /* Include 16MB of Trusted DRAM as well */ + InstalledMemory =3D PcdGet64 (PcdSystemMemorySize) + SIZE_16MB; + if (PcdGet64 (PcdDramBlock2Size) !=3D 0) { + NumOfMemoryDevices++; + InstalledMemory +=3D PcdGet64 (PcdDramBlock2Size); + } + + mArmRdSmbiosType16.Base.ExtendedMaximumCapacity =3D + InstalledMemory * FixedPcdGet32 (PcdChipCount); + mArmRdSmbiosType16.Base.NumberOfMemoryDevices =3D + NumOfMemoryDevices * FixedPcdGet32 (PcdChipCount); + + /* Install type 16 table */ + Status =3D Smbios->Add ( + Smbios, + NULL, + &SmbiosHandle, + (EFI_SMBIOS_TABLE_HEADER *)&mArmRdSmbiosType16 + ); + if (Status !=3D EFI_SUCCESS) { + DEBUG (( + DEBUG_ERROR, + "SMBIOS: Failed to install Type16 SMBIOS table.\n" + )); + } + + return Status; +} --=20 2.17.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#75153): https://edk2.groups.io/g/devel/message/75153 Mute This Topic: https://groups.io/mt/82861605/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-