PeiCpuCacheInfoLib.c File Reference

#include <PiPei.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/PeiServicesLib.h>
#include <Library/PeiServicesTablePointerLib.h>
#include <Library/CpuCacheInfoLib.h>
#include <InternalCpuCacheInfoLib.h>

Go to the source code of this file.

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

Provides cache info for each package, core type, cache level and cache type.

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

Definition in file PeiCpuCacheInfoLib.c.

Function Documentation

CpuCacheInfoGetMpServices()

EFI_STATUS CpuCacheInfoGetMpServices

(

OUT MP_SERVICES *

MpServices

)

Get EDKII_PEI_MP_SERVICES2_PPI pointer.

Parameters

[out]

MpServices

A pointer to the buffer where EDKII_PEI_MP_SERVICES2_PPI is stored

Return values

EFI_SUCCESS	EDKII_PEI_MP_SERVICES2_PPI interface is returned
EFI_NOT_FOUND	EDKII_PEI_MP_SERVICES2_PPI interface is not found

Definition at line 26 of file PeiCpuCacheInfoLib.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 107 of file PeiCpuCacheInfoLib.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 66 of file PeiCpuCacheInfoLib.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 46 of file PeiCpuCacheInfoLib.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 86 of file PeiCpuCacheInfoLib.c.