mirror of https://github.com/acidanthera/audk.git
ArmPkg: Add Library/OemMiscLib.h
OemMiscLib.h provides the interface which platforms should implement to interact with the SmbiosMiscDxe and ProcessorSubClassDxe drivers to update SMBIOS tables. Signed-off-by: Rebecca Cran <rebecca@nuviainc.com> Acked-by: Leif Lindholm <leif@nuviainc.com>
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Rebecca Cran
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/** @file
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*
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* Copyright (c) 2021, NUVIA Inc. All rights reserved.
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* Copyright (c) 2015, Hisilicon Limited. All rights reserved.
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* Copyright (c) 2015, Linaro Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#ifndef OEM_MISC_LIB_H_
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#define OEM_MISC_LIB_H_
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#include <Uefi.h>
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#include <IndustryStandard/SmBios.h>
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typedef enum
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{
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CpuCacheL1 = 1,
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CpuCacheL2,
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CpuCacheL3,
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CpuCacheL4,
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CpuCacheL5,
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CpuCacheL6,
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CpuCacheL7,
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CpuCacheLevelMax
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} OEM_MISC_CPU_CACHE_LEVEL;
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typedef struct
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{
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UINT8 Voltage; ///< Processor voltage
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UINT16 CurrentSpeed; ///< Current clock speed in MHz
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UINT16 MaxSpeed; ///< Maximum clock speed in MHz
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UINT16 ExternalClock; ///< External clock speed in MHz
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UINT16 CoreCount; ///< Number of cores available
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UINT16 CoresEnabled; ///< Number of cores enabled
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UINT16 ThreadCount; ///< Number of threads per processor
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} OEM_MISC_PROCESSOR_DATA;
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typedef enum
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{
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ProductNameType01,
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SerialNumType01,
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UuidType01,
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SystemManufacturerType01,
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SkuNumberType01,
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FamilyType01,
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AssertTagType02,
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SerialNumberType02,
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BoardManufacturerType02,
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SkuNumberType02,
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ChassisLocationType02,
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AssetTagType03,
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SerialNumberType03,
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VersionType03,
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ChassisTypeType03,
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ManufacturerType03,
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SkuNumberType03,
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SmbiosHiiStringFieldMax
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} OEM_MISC_SMBIOS_HII_STRING_FIELD;
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/*
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* The following are functions that the each platform needs to
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* implement in its OemMiscLib library.
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*/
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/** Gets the CPU frequency of the specified processor.
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@param ProcessorIndex Index of the processor to get the frequency for.
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@return CPU frequency in Hz
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**/
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EFIAPI
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UINTN
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OemGetCpuFreq (
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IN UINT8 ProcessorIndex
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);
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/** Gets information about the specified processor and stores it in
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the structures provided.
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@param ProcessorIndex Index of the processor to get the information for.
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@param ProcessorStatus Processor status.
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@param ProcessorCharacteristics Processor characteritics.
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@param MiscProcessorData Miscellaneous processor information.
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@return TRUE on success, FALSE on failure.
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**/
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EFIAPI
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BOOLEAN
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OemGetProcessorInformation (
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IN UINTN ProcessorIndex,
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IN OUT PROCESSOR_STATUS_DATA *ProcessorStatus,
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IN OUT PROCESSOR_CHARACTERISTIC_FLAGS *ProcessorCharacteristics,
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IN OUT OEM_MISC_PROCESSOR_DATA *MiscProcessorData
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);
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/** Gets information about the cache at the specified cache level.
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@param ProcessorIndex The processor to get information for.
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@param CacheLevel The cache level to get information for.
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@param DataCache Whether the cache is a data cache.
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@param UnifiedCache Whether the cache is a unified cache.
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@param SmbiosCacheTable The SMBIOS Type7 cache information structure.
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@return TRUE on success, FALSE on failure.
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**/
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EFIAPI
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BOOLEAN
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OemGetCacheInformation (
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IN UINT8 ProcessorIndex,
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IN UINT8 CacheLevel,
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IN BOOLEAN DataCache,
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IN BOOLEAN UnifiedCache,
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IN OUT SMBIOS_TABLE_TYPE7 *SmbiosCacheTable
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);
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/** Gets the maximum number of sockets supported by the platform.
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@return The maximum number of sockets.
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**/
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EFIAPI
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UINT8
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OemGetProcessorMaxSockets (
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VOID
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);
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/** Gets the type of chassis for the system.
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@param ChassisType The type of the chassis.
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@retval EFI_SUCCESS The chassis type was fetched successfully.
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**/
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EFIAPI
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EFI_STATUS
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OemGetChassisType (
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OUT UINT8 *ChassisType
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);
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/** Returns whether the specified processor is present or not.
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@param ProcessIndex The processor index to check.
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@return TRUE is the processor is present, FALSE otherwise.
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**/
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EFIAPI
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BOOLEAN
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OemIsSocketPresent (
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IN UINTN ProcessorIndex
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);
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/** Updates the HII string for the specified field.
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@param mHiiHandle The HII handle.
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@param TokenToUpdate The string to update.
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@param Offset The field to get information about.
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**/
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EFIAPI
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VOID
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OemUpdateSmbiosInfo (
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IN EFI_HII_HANDLE HiiHandle,
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IN EFI_STRING_ID TokenToUpdate,
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IN OEM_MISC_SMBIOS_HII_STRING_FIELD Offset
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);
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#endif // OEM_MISC_LIB_H_
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