[edk2-devel] [PATCH v6 12/22] ArmPkg: Add Library/OemMiscLib.h

[Leif Lindholm]

On Thu, Jan 14, 2021 at 09:36:18 -0700, Rebecca Cran wrote:
> 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 at nuviainc.com>

Acked-by: Leif Lindholm <leif at nuviainc.com>

> ---
>  ArmPkg/Include/Library/OemMiscLib.h | 166 ++++++++++++++++++++
>  1 file changed, 166 insertions(+)
> 
> diff --git a/ArmPkg/Include/Library/OemMiscLib.h b/ArmPkg/Include/Library/OemMiscLib.h
> new file mode 100644
> index 000000000000..a14eb36a60e3
> --- /dev/null
> +++ b/ArmPkg/Include/Library/OemMiscLib.h
> @@ -0,0 +1,166 @@
> +/** @file
> +*
> +*  Copyright (c) 2021, NUVIA Inc. All rights reserved.
> +*  Copyright (c) 2015, Hisilicon Limited. All rights reserved.
> +*  Copyright (c) 2015, Linaro Limited. All rights reserved.
> +*
> +*  SPDX-License-Identifier: BSD-2-Clause-Patent
> +*
> +**/
> +
> +
> +#ifndef OEM_MISC_LIB_H_
> +#define OEM_MISC_LIB_H_
> +
> +#include <Uefi.h>
> +#include <IndustryStandard/SmBios.h>
> +
> +typedef enum
> +{
> +  CpuCacheL1 = 0,
> +  CpuCacheL2,
> +  CpuCacheL3,
> +  CpuCacheL4,
> +  CpuCacheL5,
> +  CpuCacheL6,
> +  CpuCacheL7,
> +  CpuCacheLevelMax
> +} OEM_MISC_CPU_CACHE_LEVEL;
> +
> +typedef struct
> +{
> +  UINT8 Voltage;        ///< Processor voltage
> +  UINT16 CurrentSpeed;  ///< Current clock speed in MHz
> +  UINT16 MaxSpeed;      ///< Maximum clock speed in MHz
> +  UINT16 ExternalClock; ///< External clock speed in MHz
> +  UINT16 CoreCount;     ///< Number of cores available
> +  UINT16 CoresEnabled;  ///< Number of cores enabled
> +  UINT16 ThreadCount;   ///< Number of threads per processor
> +} OEM_MISC_PROCESSOR_DATA;
> +
> +typedef enum
> +{
> +    ProductNameType01,
> +    SerialNumType01,
> +    UuidType01,
> +    SystemManufacturerType01,
> +    SkuNumberType01,
> +    FamilyType01,
> +    AssertTagType02,
> +    SerialNumberType02,
> +    BoardManufacturerType02,
> +    SkuNumberType02,
> +    ChassisLocationType02,
> +    AssetTagType03,
> +    SerialNumberType03,
> +    VersionType03,
> +    ChassisTypeType03,
> +    ManufacturerType03,
> +    SkuNumberType03,
> +    SmbiosHiiStringFieldMax
> +} OEM_MISC_SMBIOS_HII_STRING_FIELD;
> +
> +/*
> + * The following are functions that the each platform needs to
> + * implement in its OemMiscLib library.
> + */
> +
> +/** Gets the CPU frequency of the specified processor.
> +
> +  @param ProcessorIndex Index of the processor to get the frequency for.
> +
> +  @return               CPU frequency in Hz
> +**/
> +EFIAPI
> +UINTN
> +OemGetCpuFreq (
> +  IN UINT8 ProcessorIndex
> +  );
> +
> +/** Gets information about the specified processor and stores it in
> +    the structures provided.
> +
> +  @param ProcessorIndex  Index of the processor to get the information for.
> +  @param ProcessorStatus Processor status.
> +  @param ProcessorCharacteristics Processor characteritics.
> +  @param MiscProcessorData        Miscellaneous processor information.
> +
> +  @return  TRUE on success, FALSE on failure.
> +**/
> +EFIAPI
> +BOOLEAN
> +OemGetProcessorInformation (
> +  IN UINTN ProcessorIndex,
> +  IN OUT PROCESSOR_STATUS_DATA *ProcessorStatus,
> +  IN OUT PROCESSOR_CHARACTERISTIC_FLAGS *ProcessorCharacteristics,
> +  IN OUT OEM_MISC_PROCESSOR_DATA *MiscProcessorData
> +  );
> +
> +/** Gets information about the cache at the specified cache level.
> +
> +  @param ProcessorIndex The processor to get information for.
> +  @param CacheLevel     The cache level to get information for.
> +  @param InstructionOrUnifiedCache Whether the cache is instruction or
> +                                   unified, not data.
> +  @param SmbiosCacheTable The SMBIOS Type7 cache information structure.
> +
> +  @return TRUE on success, FALSE on failure.
> +**/
> +EFIAPI
> +BOOLEAN
> +OemGetCacheInformation (
> +  IN UINT8   ProcessorIndex,
> +  IN UINT8   CacheLevel,
> +  IN BOOLEAN InstructionOrUnifiedCache,
> +  IN OUT SMBIOS_TABLE_TYPE7 *SmbiosCacheTable
> +  );
> +
> +/** Gets the maximum number of sockets supported by the platform.
> +
> +  @return The maximum number of sockets.
> +**/
> +EFIAPI
> +UINT8
> +OemGetProcessorMaxSockets (
> +  VOID
> +  );
> +
> +/** Gets the type of chassis for the system.
> +
> +  @param ChassisType The type of the chassis.
> +
> +  @retval EFI_SUCCESS The chassis type was fetched successfully.
> +**/
> +EFIAPI
> +EFI_STATUS
> +OemGetChassisType (
> +  OUT UINT8 *ChassisType
> +  );
> +
> +/** Returns whether the specified processor is present or not.
> +
> +  @param ProcessIndex The processor index to check.
> +
> +  @return TRUE is the processor is present, FALSE otherwise.
> +**/
> +EFIAPI
> +BOOLEAN
> +OemIsSocketPresent (
> +  IN UINTN ProcessorIndex
> +  );
> +
> +/** Updates the HII string for the specified field.
> +
> +  @param mHiiHandle    The HII handle.
> +  @param TokenToUpdate The string to update.
> +  @param Offset        The field to get information about.
> +**/
> +EFIAPI
> +VOID
> +OemUpdateSmbiosInfo (
> +  IN EFI_HII_HANDLE    HiiHandle,
> +  IN EFI_STRING_ID     TokenToUpdate,
> +  IN OEM_MISC_SMBIOS_HII_STRING_FIELD Offset
> +  );
> +
> +#endif // OEM_MISC_LIB_H_
> -- 
> 2.26.2
> 


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