InternalCpuCacheInfoLib.h File Reference

#include <PiPei.h>
#include <Register/Cpuid.h>
#include <Ppi/MpServices2.h>
#include <Protocol/MpService.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/CpuCacheInfoLib.h>

Go to the source code of this file.

Data Structures
union	CPU_CACHE_INFO_COMPARATOR
struct	CPUID_PROCESSOR_INFO
struct	CPUID_CACHE_DATA
union	MP_SERVICES
struct	COLLECT_CPUID_CACHE_DATA_CONTEXT

Macros
#define	MAX_NUM_OF_CACHE_PARAMS_LEAF   6
#define	MAX_NUM_OF_PACKAGE   100

Functions
EFI_STATUS	CpuCacheInfoGetMpServices (OUT MP_SERVICES *MpServices)
VOID	CpuCacheInfoStartupAllCPUs (IN MP_SERVICES MpServices, IN EFI_AP_PROCEDURE Procedure, IN VOID *ProcedureArgument)
VOID	CpuCacheInfoGetProcessorInfo (IN MP_SERVICES MpServices, IN UINTN ProcessorNum, OUT EFI_PROCESSOR_INFORMATION *ProcessorInfo)
UINT32	CpuCacheInfoWhoAmI (IN MP_SERVICES MpServices)
UINT32	CpuCacheInfoGetNumberOfProcessors (IN MP_SERVICES MpServices)

Detailed Description

Internal header file for CPU Cache info Library.

Copyright (c) 2020 - 2021, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file InternalCpuCacheInfoLib.h.

Macro Definition Documentation

MAX_NUM_OF_CACHE_PARAMS_LEAF

#define MAX_NUM_OF_CACHE_PARAMS_LEAF   6

Definition at line 123 of file InternalCpuCacheInfoLib.h.

MAX_NUM_OF_PACKAGE

#define MAX_NUM_OF_PACKAGE   100

Definition at line 128 of file InternalCpuCacheInfoLib.h.

Function Documentation

CpuCacheInfoGetMpServices()

EFI_STATUS CpuCacheInfoGetMpServices

(

OUT MP_SERVICES *

MpServices

)

Get EFI_PEI_MP_SERVICES2_PPI or EFI_MP_SERVICES_PROTOCOL pointer.

Parameters

[out]

MpServices

A pointer to the buffer where EFI_PEI_MP_SERVICES2_PPI or EFI_MP_SERVICES_PROTOCOL is stored

Return values

EFI_SUCCESS	EFI_PEI_MP_SERVICES2_PPI or EFI_MP_SERVICES_PROTOCOL interface is returned
EFI_NOT_FOUND	EFI_PEI_MP_SERVICES2_PPI or EFI_MP_SERVICES_PROTOCOL interface is not found

Get EFI_MP_SERVICES_PROTOCOL pointer.

Parameters

[out]

MpServices

A pointer to the buffer where EFI_MP_SERVICES_PROTOCOL is stored

Return values

EFI_SUCCESS	EFI_MP_SERVICES_PROTOCOL interface is returned
EFI_NOT_FOUND	EFI_MP_SERVICES_PROTOCOL interface is not found

Get EFI_PEI_MP_SERVICES2_PPI pointer.

Parameters

[out]

MpServices

A pointer to the buffer where EFI_PEI_MP_SERVICES2_PPI is stored

Return values

EFI_SUCCESS	EFI_PEI_MP_SERVICES2_PPI interface is returned
EFI_NOT_FOUND	EFI_PEI_MP_SERVICES2_PPI interface is not found

Definition at line 25 of file DxeCpuCacheInfoLib.c.

CpuCacheInfoGetNumberOfProcessors()

UINT32 CpuCacheInfoGetNumberOfProcessors

(

IN MP_SERVICES

MpServices

)

Get the total number of logical processors in the platform.

Parameters

[in]

MpServices

MP_SERVICES structure.

Return values

Return

the total number of logical processors.

Definition at line 116 of file DxeCpuCacheInfoLib.c.

CpuCacheInfoGetProcessorInfo()

VOID CpuCacheInfoGetProcessorInfo	(	IN MP_SERVICES	MpServices,
		IN UINTN	ProcessorNum,
		OUT EFI_PROCESSOR_INFORMATION *	ProcessorInfo
	)

Get detailed information of the requested logical processor.

Parameters

[in]	MpServices	MP_SERVICES structure.
[in]	ProcessorNum	The requested logical processor number.
[out]	ProcessorInfo	A pointer to the buffer where the processor information is stored

Definition at line 75 of file DxeCpuCacheInfoLib.c.

CpuCacheInfoStartupAllCPUs()

VOID CpuCacheInfoStartupAllCPUs	(	IN MP_SERVICES	MpServices,
		IN EFI_AP_PROCEDURE	Procedure,
		IN VOID *	ProcedureArgument
	)

Activate all of the logical processors.

Parameters

[in]	MpServices	MP_SERVICES structure.
[in]	Procedure	A pointer to the function to be run on enabled logical processors.
[in]	ProcedureArgument	The parameter passed into Procedure for all enabled logical processors.

Definition at line 45 of file DxeCpuCacheInfoLib.c.

CpuCacheInfoWhoAmI()

UINT32 CpuCacheInfoWhoAmI

(

IN MP_SERVICES

MpServices

)

Get the logical processor number.

Parameters

[in]

MpServices

MP_SERVICES structure.

Return values

Return

the logical processor number.

Definition at line 95 of file DxeCpuCacheInfoLib.c.