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/** @file
SMBIOS Processor Related Functions.
Copyright (c) 2021, NUVIA Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef SMBIOS_PROCESSOR_H_
#define SMBIOS_PROCESSOR_H_
#include <Uefi.h>
#include <IndustryStandard/SmBios.h>
/** Returns the maximum cache level implemented by the current CPU.
@return The maximum cache level implemented.
**/
UINT8
SmbiosProcessorGetMaxCacheLevel (
VOID
);
/** Returns whether or not the specified cache level has separate I/D caches.
@param CacheLevel The cache level (L1, L2 etc.).
@return TRUE if the cache level has separate I/D caches, FALSE otherwise.
**/
BOOLEAN
SmbiosProcessorHasSeparateCaches (
UINT8 CacheLevel
);
/** Gets the size of the specified cache.
@param CacheLevel The cache level (L1, L2 etc.).
@param DataCache Whether the cache is a dedicated data cache.
@param UnifiedCache Whether the cache is a unified cache.
@return The cache size.
**/
UINT64
SmbiosProcessorGetCacheSize (
IN UINT8 CacheLevel,
IN BOOLEAN DataCache,
IN BOOLEAN UnifiedCache
);
/** Gets the associativity of the specified cache.
@param CacheLevel The cache level (L1, L2 etc.).
@param DataCache Whether the cache is a dedicated data cache.
@param UnifiedCache Whether the cache is a unified cache.
@return The cache associativity.
**/
UINT32
SmbiosProcessorGetCacheAssociativity (
IN UINT8 CacheLevel,
IN BOOLEAN DataCache,
IN BOOLEAN UnifiedCache
);
/** Returns a value for the Processor ID field that conforms to SMBIOS
requirements.
@return Processor ID.
**/
UINT64
SmbiosGetProcessorId (VOID);
/** Returns the external clock frequency.
@return The external CPU clock frequency.
**/
UINTN
SmbiosGetExternalClockFrequency (VOID);
/** Returns the SMBIOS ProcessorFamily field value.
@return The value for the ProcessorFamily field.
**/
UINT8
SmbiosGetProcessorFamily (VOID);
/** Returns the ProcessorFamily2 field value.
@return The value for the ProcessorFamily2 field.
**/
UINT16
SmbiosGetProcessorFamily2 (VOID);
/** Returns the SMBIOS Processor Characteristics.
@return Processor Characteristics bitfield.
**/
PROCESSOR_CHARACTERISTIC_FLAGS
SmbiosGetProcessorCharacteristics (VOID);
#endif // SMBIOS_PROCESSOR_H_
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