Add the Generator library for SMBIOS Table Type 17 - Memory
Device.
Signed-off-by: Girish Mahadevan <gmahade...@nvidia.com>
Reviewed-by: Jeff Brasen <jbra...@nvidia.com>
---
.../Include/SmbiosNameSpaceObjects.h | 70 +++
.../SmbiosType17Lib/SmbiosType17Generator.c | 445 ++++++++++++++++++
.../SmbiosType17Lib/SmbiosType17Lib.inf | 36 ++
3 files changed, 551 insertions(+)
create mode 100644
DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Generator.c
create mode 100644
DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Lib.inf
diff --git a/DynamicTablesPkg/Include/SmbiosNameSpaceObjects.h
b/DynamicTablesPkg/Include/SmbiosNameSpaceObjects.h
index 836c902e40..e44d703fac 100644
--- a/DynamicTablesPkg/Include/SmbiosNameSpaceObjects.h
+++ b/DynamicTablesPkg/Include/SmbiosNameSpaceObjects.h
@@ -13,6 +13,8 @@
#ifndef SMBIOS_NAMESPACE_OBJECTS_H_
#define SMBIOS_NAMESPACE_OBJECTS_H_
+#include <IndustryStandard/SmBios.h>
+
#pragma pack(1)
typedef enum SmbiosObjectID {
@@ -37,6 +39,74 @@ typedef enum SmbiosObjectID {
ESmbiosObjMax
} ESMBIOS_OBJECT_ID;
+/** A structure that describes the physical memory device.
+
+ The physical memory devices on the system are described by this object.
+
+ SMBIOS Specification v3.5.0 Type17
+
+ ID: ESmbiosObjMemoryDeviceInfo,
+*/
+typedef struct CmSmbiosMemoryDeviceInfo {
+ /** Size of the device.
+ Size of the device in bytes.
+ */
+ UINT64 Size;
+
+ /** Device Set */
+ UINT8 DeviceSet;
+
+ /** Speed of the device
+ Speed of the device in MegaTransfers/second.
+ */
+ UINT32 Speed;
+
+ /** Serial Number of device */
+ CHAR8 *SerialNum;
+
+ /** AssetTag identifying the device */
+ CHAR8 *AssetTag;
+
+ /** Device Locator String for the device.
+ String that describes the slot or position of the device on the board.
+ */
+ CHAR8 *DeviceLocator;
+
+ /** Bank locator string for the device.
+ String that describes the bank where the device is located.
+ */
+ CHAR8 *BankLocator;
+
+ /** Firmware version of the memory device */
+ CHAR8 *FirmwareVersion;
+
+ /** Manufacturer Id.
+ 2 byte Manufacturer Id as per JEDEC Standard JEP106AV
+ */
+ UINT16 ModuleManufacturerId;
+
+ /** Manufacturer Product Id
+ 2 byte Manufacturer Id as designated by Manufacturer.
+ */
+ UINT16 ModuleProductId;
+
+ CM_OBJECT_TOKEN MemoryDeviceInfoToken;
+ CM_OBJECT_TOKEN PhysicalArrayToken;
+ UINT16 DataWidth;
+ UINT16 TotalWidth;
+ UINT8 Rank;
+
+ MEMORY_DEVICE_TYPE DeviceType;
+ MEMORY_DEVICE_TYPE_DETAIL TypeDetail;
+ MEMORY_DEVICE_TECHNOLOGY DeviceTechnology;
+ MEMORY_FORM_FACTOR FormFactor;
+} CM_SMBIOS_MEMORY_DEVICE_INFO;
+
+typedef struct {
+ CM_OBJECT_TOKEN CmObjToken;
+ SMBIOS_TABLE_GENERATOR_ID GeneratorId;
+} CONTAINED_CM_OBJECTS;
+
#pragma pack()
#endif // SMBIOS_NAMESPACE_OBJECTS_H_
diff --git
a/DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Generator.c
b/DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Generator.c
new file mode 100644
index 0000000000..27f2dfc235
--- /dev/null
+++ b/DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Generator.c
@@ -0,0 +1,445 @@
+/** @file
+ SMBIOS Type17 Table Generator.
+
+ Copyright (c) 2022 - 2023, NVIDIA CORPORATION & AFFILIATES. All rights
reserved.
+ Copyright (c) 2020 - 2021, Arm Limited. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PrintLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/SmbiosStringTableLib.h>
+
+// Module specific include files.
+#include <ConfigurationManagerObject.h>
+#include <ConfigurationManagerHelper.h>
+#include <Protocol/ConfigurationManagerProtocol.h>
+#include <Protocol/DynamicTableFactoryProtocol.h>
+#include <Protocol/Smbios.h>
+#include <IndustryStandard/SmBios.h>
+
+/** This macro expands to a function that retrieves the Memory Device
+ information from the Configuration Manager.
+*/
+GET_OBJECT_LIST (
+ EObjNameSpaceSmbios,
+ ESmbiosObjMemoryDeviceInfo,
+ CM_SMBIOS_MEMORY_DEVICE_INFO
+ )
+
+#define EXTENDED_SIZE_THRESHOLD (0x7FFF00000LL)
+#define SIZE_GRANULARITY_THRESHOLD (0x100000L)
+#define SIZE_GRANULARITY_BITMASK (0x8000)
+#define EXTENDED_SPEED_THRESHOLD (0xFFFF)
+#define SMBIOS_TYPE17_MAX_STRINGS (7)
+#define RANK_MASK (0x7)
+
+STATIC
+EFI_STATUS
+FreeSmbiosType17TableEx (
+ IN CONST SMBIOS_TABLE_GENERATOR *CONST This,
+ IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST
TableFactoryProtocol,
+ IN CONST CM_STD_OBJ_SMBIOS_TABLE_INFO *CONST
SmbiosTableInfo,
+ IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST
CfgMgrProtocol,
+ IN SMBIOS_STRUCTURE ***CONST Table,
+ IN CM_OBJECT_TOKEN
**CmObjectToken,
+ IN CONST UINTN TableCount
+ )
+{
+ UINTN Index;
+ SMBIOS_STRUCTURE **TableList;
+
+ TableList = *Table;
+ for (Index = 0; Index < TableCount; Index++) {
+ if (TableList[Index] != NULL) {
+ FreePool (TableList[Index]);
+ }
+ }
+
+ if (*CmObjectToken != NULL) {
+ FreePool (*CmObjectToken);
+ }
+
+ if (TableList != NULL) {
+ FreePool (TableList);
+ }
+
+ return EFI_SUCCESS;
+}
+
+STATIC
+VOID
+AddPhysArrHandle (
+ IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST
TableFactoryProtocol,
+ IN CM_OBJECT_TOKEN CmObjToken,
+ OUT SMBIOS_TABLE_TYPE17 *SmbiosRecord
+ )
+{
+ EFI_SMBIOS_HANDLE PhysMemArrHandle;
+ SMBIOS_HANDLE_MAP *HandleMap;
+
+ HandleMap = TableFactoryProtocol->GetSmbiosHandle (CmObjToken);
+ if (HandleMap == NULL) {
+ DEBUG ((DEBUG_ERROR, "%a:Failed to get SMBIOS Handle\n", __FUNCTION__));
+ PhysMemArrHandle = 0;
+ } else {
+ PhysMemArrHandle = HandleMap->SmbiosTblHandle;
+ }
+
+ SmbiosRecord->MemoryArrayHandle = PhysMemArrHandle;
+}
+
+STATIC
+VOID
+UpdateSmbiosType17Size (
+ IN UINT64 Size,
+ OUT SMBIOS_TABLE_TYPE17 *SmbiosRecord
+ )
+{
+ if (Size < SIZE_GRANULARITY_THRESHOLD) {
+ SmbiosRecord->Size = Size / SIZE_1KB;
+ SmbiosRecord->Size |= SIZE_GRANULARITY_BITMASK;
+ } else if (Size >= EXTENDED_SIZE_THRESHOLD) {
+ SmbiosRecord->Size = 0x7FFF;
+ SmbiosRecord->ExtendedSize = (Size / SIZE_1MB);
+ } else {
+ SmbiosRecord->Size = (Size / SIZE_1MB);
+ }
+}
+
+STATIC
+VOID
+UpdateSmbiosType17Speed (
+ IN UINT32 Speed,
+ OUT SMBIOS_TABLE_TYPE17 *SmbiosRecord
+ )
+{
+ if (Speed > -EXTENDED_SPEED_THRESHOLD) {
+ SmbiosRecord->Speed = EXTENDED_SPEED_THRESHOLD;
+ SmbiosRecord->ExtendedSpeed = Speed;
+ } else {
+ SmbiosRecord->Speed = Speed;
+ }
+}
+
+STATIC
+VOID
+UpdateSmbiosType17Rank (
+ IN UINT8 Rank,
+ OUT SMBIOS_TABLE_TYPE17 *SmbiosRecord
+ )
+{
+ if (Rank > RANK_MASK) {
+ SmbiosRecord->Attributes = 0;
+ } else {
+ SmbiosRecord->Attributes |= (Rank & RANK_MASK);
+ }
+}
+
+/** Construct SMBIOS Type17 Table describing memory devices.
+
+ If this function allocates any resources then they must be freed
+ in the FreeXXXXTableResources function.
+
+ @param [in] This Pointer to the SMBIOS table generator.
+ @param [in] SmbiosTableInfo Pointer to the SMBIOS table information.
+ @param [in] CfgMgrProtocol Pointer to the Configuration Manager
+ Protocol interface.
+ @param [out] Table Pointer to the SMBIOS table.
+
+ @retval EFI_SUCCESS Table generated successfully.
+ @retval EFI_BAD_BUFFER_SIZE The size returned by the Configuration
+ Manager is less than the Object size for
+ the requested object.
+ @retval EFI_INVALID_PARAMETER A parameter is invalid.
+ @retval EFI_NOT_FOUND Could not find information.
+ @retval EFI_OUT_OF_RESOURCES Could not allocate memory.
+ @retval EFI_UNSUPPORTED Unsupported configuration.
+**/
+STATIC
+EFI_STATUS
+BuildSmbiosType17TableEx (
+ IN CONST SMBIOS_TABLE_GENERATOR *This,
+ IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST
TableFactoryProtocol,
+ IN CM_STD_OBJ_SMBIOS_TABLE_INFO *CONST SmbiosTableInfo,
+ IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
+ OUT SMBIOS_STRUCTURE ***Table,
+ OUT CM_OBJECT_TOKEN **CmObjectToken,
+ OUT UINTN *CONST TableCount
+ )
+{
+ EFI_STATUS Status;
+ UINT32 NumMemDevices;
+ SMBIOS_STRUCTURE **TableList;
+ CM_OBJECT_TOKEN *CmObjectList;
+ CM_SMBIOS_MEMORY_DEVICE_INFO *MemoryDevicesInfo;
+ UINTN Index;
+ UINT8 SerialNumRef;
+ UINT8 AssetTagRef;
+ UINT8 DeviceLocatorRef;
+ UINT8 BankLocatorRef;
+ UINT8 FirmwareVersionRef;
+ CHAR8 *OptionalStrings;
+ SMBIOS_TABLE_TYPE17 *SmbiosRecord;
+ UINTN SmbiosRecordSize;
+ STRING_TABLE StrTable;
+
+ ASSERT (This != NULL);
+ ASSERT (SmbiosTableInfo != NULL);
+ ASSERT (CfgMgrProtocol != NULL);
+ ASSERT (Table != NULL);
+ ASSERT (TableCount != NULL);
+ ASSERT (SmbiosTableInfo->TableGeneratorId == This->GeneratorID);
+
+ if ((This == NULL) || (SmbiosTableInfo == NULL) || (CfgMgrProtocol == NULL)
||
+ (Table == NULL) || (TableCount == NULL) ||
+ (SmbiosTableInfo->TableGeneratorId != This->GeneratorID))
+ {
+ DEBUG ((DEBUG_ERROR, "%a:Invalid Paramater\n ", __FUNCTION__));
+ return EFI_INVALID_PARAMETER;
+ }
+
+ *Table = NULL;
+ Status = GetESmbiosObjMemoryDeviceInfo (
+ CfgMgrProtocol,
+ CM_NULL_TOKEN,
+ &MemoryDevicesInfo,
+ &NumMemDevices
+ );
+ if (EFI_ERROR (Status)) {
+ DEBUG ((
+ DEBUG_ERROR,
+ "Failed to get Memory Devices CM Object %r\n",
+ Status
+ ));
+ return Status;
+ }
+
+ TableList = (SMBIOS_STRUCTURE **)AllocateZeroPool (sizeof (SMBIOS_STRUCTURE
*) * NumMemDevices);
+ if (TableList == NULL) {
+ DEBUG ((
+ DEBUG_ERROR,
+ "%a:Failed to alloc memory for %u devices table\n",
+ __FUNCTION__,
+ NumMemDevices
+ ));
+ Status = EFI_OUT_OF_RESOURCES;
+ goto exit;
+ }
+
+ CmObjectList = (CM_OBJECT_TOKEN *)AllocateZeroPool (sizeof (CM_OBJECT_TOKEN
*) * NumMemDevices);
+ if (CmObjectList == NULL) {
+ DEBUG ((
+ DEBUG_ERROR,
+ "%a: Failed to alloc memory for %u CM Objects\n",
+ __FUNCTION__,
+ NumMemDevices
+ ));
+ Status = EFI_OUT_OF_RESOURCES;
+ goto exit;
+ }
+
+ for (Index = 0; Index < NumMemDevices; Index++) {
+ StringTableInitialize (&StrTable, SMBIOS_TYPE17_MAX_STRINGS);
+
+ SerialNumRef = 0;
+ AssetTagRef = 0;
+ DeviceLocatorRef = 0;
+ BankLocatorRef = 0;
+ FirmwareVersionRef = 0;
+
+ if (MemoryDevicesInfo[Index].DeviceLocator != NULL) {
+ Status = StringTableAddString (
+ &StrTable,
+ MemoryDevicesInfo[Index].DeviceLocator,
+ &DeviceLocatorRef
+ );
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failed to add DeviceLocator String %r \n",
Status));
+ }
+ }
+
+ if (MemoryDevicesInfo[Index].BankLocator != NULL) {
+ Status = StringTableAddString (
+ &StrTable,
+ MemoryDevicesInfo[Index].BankLocator,
+ &BankLocatorRef
+ );
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failed to BankLocator String %r \n", Status));
+ }
+ }
+
+ if (MemoryDevicesInfo[Index].SerialNum != NULL) {
+ Status = StringTableAddString (
+ &StrTable,
+ MemoryDevicesInfo[Index].SerialNum,
+ &SerialNumRef
+ );
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failed to add SerialNum String %r \n", Status));
+ }
+ }
+
+ if (MemoryDevicesInfo[Index].AssetTag != NULL) {
+ Status = StringTableAddString (
+ &StrTable,
+ MemoryDevicesInfo[Index].AssetTag,
+ &AssetTagRef
+ );
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failed to add Asset Tag String %r \n", Status));
+ }
+ }
+
+ if (MemoryDevicesInfo[Index].FirmwareVersion != NULL) {
+ Status = StringTableAddString (
+ &StrTable,
+ MemoryDevicesInfo[Index].FirmwareVersion,
+ &FirmwareVersionRef
+ );
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failed to add Asset Tag String %r \n", Status));
+ }
+ }
+
+ SmbiosRecordSize = sizeof (SMBIOS_TABLE_TYPE17) +
+ StringTableGetStringSetSize (&StrTable);
+ SmbiosRecord = (SMBIOS_TABLE_TYPE17 *)AllocateZeroPool (SmbiosRecordSize);
+ if (SmbiosRecord == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto exit;
+ }
+
+ UpdateSmbiosType17Size (MemoryDevicesInfo[Index].Size, SmbiosRecord);
+ UpdateSmbiosType17Speed (MemoryDevicesInfo[Index].Speed, SmbiosRecord);
+ UpdateSmbiosType17Rank (MemoryDevicesInfo[Index].Rank, SmbiosRecord);
+
+ SmbiosRecord->DeviceSet = MemoryDevicesInfo[Index].DeviceSet;
+ SmbiosRecord->ModuleManufacturerID =
+ MemoryDevicesInfo[Index].ModuleManufacturerId;
+ SmbiosRecord->ModuleProductID =
+ MemoryDevicesInfo[Index].ModuleProductId;
+ SmbiosRecord->DataWidth = MemoryDevicesInfo[Index].DataWidth;
+ SmbiosRecord->TotalWidth = MemoryDevicesInfo[Index].TotalWidth;
+ SmbiosRecord->MemoryType = MemoryDevicesInfo[Index].DeviceType;
+ SmbiosRecord->FormFactor = MemoryDevicesInfo[Index].FormFactor;
+ SmbiosRecord->MemoryTechnology = MemoryDevicesInfo[Index].DeviceTechnology;
+ // Is there a reference to a Physical Array Device.
+ if (MemoryDevicesInfo[Index].PhysicalArrayToken != CM_NULL_TOKEN) {
+ AddPhysArrHandle (
+ TableFactoryProtocol,
+ MemoryDevicesInfo[Index].PhysicalArrayToken,
+ SmbiosRecord
+ );
+ }
+
+ SmbiosRecord->DeviceLocator = DeviceLocatorRef;
+ SmbiosRecord->BankLocator = BankLocatorRef;
+ SmbiosRecord->AssetTag = AssetTagRef;
+ SmbiosRecord->SerialNumber = SerialNumRef;
+ SmbiosRecord->FirmwareVersion = FirmwareVersionRef;
+ OptionalStrings = (CHAR8 *)(SmbiosRecord + 1);
+ // publish the string set
+ StringTablePublishStringSet (
+ &StrTable,
+ OptionalStrings,
+ (SmbiosRecordSize - sizeof (SMBIOS_TABLE_TYPE17))
+ );
+ // setup the header
+ SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_MEMORY_DEVICE;
+ SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE17);
+ TableList[Index] = (SMBIOS_STRUCTURE *)SmbiosRecord;
+ CmObjectList[Index] = MemoryDevicesInfo[Index].MemoryDeviceInfoToken;
+ StringTableFree (&StrTable);
+ }
+
+ *Table = TableList;
+ *CmObjectToken = CmObjectList;
+ *TableCount = NumMemDevices;
+exit:
+ // free string table
+ return Status;
+}
+
+/** The interface for the SMBIOS Type17 Table Generator.
+*/
+STATIC
+CONST
+SMBIOS_TABLE_GENERATOR SmbiosType17Generator = {
+ // Generator ID
+ CREATE_STD_SMBIOS_TABLE_GEN_ID (EStdSmbiosTableIdType17),
+ // Generator Description
+ L"SMBIOS.TYPE17.GENERATOR",
+ // SMBIOS Table Type
+ EFI_SMBIOS_TYPE_MEMORY_DEVICE,
+ NULL,
+ NULL,
+ // Build table function Extended.
+ BuildSmbiosType17TableEx,
+ // Free function Extended.
+ FreeSmbiosType17TableEx
+};
+
+/** Register the Generator with the SMBIOS Table Factory.
+
+ @param [in] ImageHandle The handle to the image.
+ @param [in] SystemTable Pointer to the System Table.
+
+ @retval EFI_SUCCESS The Generator is registered.
+ @retval EFI_INVALID_PARAMETER A parameter is invalid.
+ @retval EFI_ALREADY_STARTED The Generator for the Table ID
+ is already registered.
+**/
+EFI_STATUS
+EFIAPI
+SmbiosType17LibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ Status = RegisterSmbiosTableGenerator (&SmbiosType17Generator);
+ DEBUG ((
+ DEBUG_INFO,
+ "SMBIOS Type 17: Register Generator. Status = %r\n",
+ Status
+ ));
+ ASSERT_EFI_ERROR (Status);
+
+ return Status;
+}
+
+/** Deregister the Generator from the SMBIOS Table Factory.
+
+ @param [in] ImageHandle The handle to the image.
+ @param [in] SystemTable Pointer to the System Table.
+
+ @retval EFI_SUCCESS The Generator is deregistered.
+ @retval EFI_INVALID_PARAMETER A parameter is invalid.
+ @retval EFI_NOT_FOUND The Generator is not registered.
+**/
+EFI_STATUS
+EFIAPI
+SmbiosType17LibDestructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ Status = DeregisterSmbiosTableGenerator (&SmbiosType17Generator);
+ DEBUG ((
+ DEBUG_INFO,
+ "SMBIOS Type17: Deregister Generator. Status = %r\n",
+ Status
+ ));
+ ASSERT_EFI_ERROR (Status);
+ return Status;
+}
diff --git
a/DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Lib.inf
b/DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Lib.inf
new file mode 100644
index 0000000000..e5067f3000
--- /dev/null
+++ b/DynamicTablesPkg/Library/Smbios/SmbiosType17Lib/SmbiosType17Lib.inf
@@ -0,0 +1,36 @@
+## @file
+# SMBIOS Type17 Table Generator
+#
+# Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# Copyright (c) 2019 - 2021, Arm Limited. All rights reserved.<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+
+[Defines]
+ INF_VERSION = 0x0001001B
+ BASE_NAME = SmbiosType17LibArm
+ FILE_GUID = 1f063bac-f8f1-4e08-8ffd-9aae52c75497
+ VERSION_STRING = 1.0
+ MODULE_TYPE = DXE_DRIVER
+ LIBRARY_CLASS = NULL|DXE_DRIVER
+ CONSTRUCTOR = SmbiosType17LibConstructor
+ DESTRUCTOR = SmbiosType17LibDestructor
+
+[Sources]
+ SmbiosType17Generator.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+ ArmPlatformPkg/ArmPlatformPkg.dec
+ DynamicTablesPkg/DynamicTablesPkg.dec
+
+[Protocols]
+ gEfiSmbiosProtocolGuid # PROTOCOL ALWAYS_CONSUMED
+
+[LibraryClasses]
+ BaseLib
+ DebugLib
+ SmbiosStringTableLib
--
2.17.1
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