SmmMpPerf.c File Reference

#include "PiSmmCpuCommon.h"

Go to the source code of this file.

Macros
#define	SMM_MP_PERF_PROCEDURE_NAME(procedure)   # procedure

Functions
VOID	InitializeMpPerf (UINTN NumberofCpus)
VOID	MigrateMpPerf (UINTN NumberofCpus, UINTN BspIndex)
VOID	MpPerfBegin (IN UINTN CpuIndex, IN UINTN MpProcedureId)
VOID	MpPerfEnd (IN UINTN CpuIndex, IN UINTN MpProcedureId)

Variables
GLOBAL_REMOVE_IF_UNREFERENCED CHAR8 *	gSmmMpPerfProcedureName []
GLOBAL_REMOVE_IF_UNREFERENCED SMM_PERF_AP_PROCEDURE_PERFORMANCE *	mSmmMpProcedurePerformance = NULL

Detailed Description

SMM MP perf-logging implementation

Copyright (c) 2023 - 2024, Intel Corporation. All rights reserved.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file SmmMpPerf.c.

Macro Definition Documentation

SMM_MP_PERF_PROCEDURE_NAME

#define SMM_MP_PERF_PROCEDURE_NAME

(

procedure

)

# procedure

Definition at line 12 of file SmmMpPerf.c.

Function Documentation

InitializeMpPerf()

VOID InitializeMpPerf

(

UINTN

NumberofCpus

)

Initialize the perf-logging feature for APs.

Parameters

NumberofCpus

Number of processors in the platform.

Definition at line 29 of file SmmMpPerf.c.

MigrateMpPerf()

VOID MigrateMpPerf	(	UINTN	NumberofCpus,
		UINTN	BspIndex
	)

Migrate MP performance data to standardized performance database.

Parameters

NumberofCpus	Number of processors in the platform.
BspIndex	The index of the BSP.

Definition at line 44 of file SmmMpPerf.c.

MpPerfBegin()

VOID MpPerfBegin	(	IN UINTN	CpuIndex,
		IN UINTN	MpProcedureId
	)

Save the performance counter value before running the MP procedure.

Parameters

CpuIndex	The index of the CPU.
MpProcedureId	The ID of the MP procedure.

Definition at line 78 of file SmmMpPerf.c.

MpPerfEnd()

VOID MpPerfEnd	(	IN UINTN	CpuIndex,
		IN UINTN	MpProcedureId
	)

Save the performance counter value after running the MP procedure.

Parameters

CpuIndex	The index of the CPU.
MpProcedureId	The ID of the MP procedure.

Definition at line 93 of file SmmMpPerf.c.

Variable Documentation

gSmmMpPerfProcedureName

GLOBAL_REMOVE_IF_UNREFERENCED CHAR8* gSmmMpPerfProcedureName[]

Initial value:

= {
 
}

Definition at line 14 of file SmmMpPerf.c.

mSmmMpProcedurePerformance

GLOBAL_REMOVE_IF_UNREFERENCED SMM_PERF_AP_PROCEDURE_PERFORMANCE* mSmmMpProcedurePerformance = NULL

Definition at line 21 of file SmmMpPerf.c.