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/** @file
SMM MP perf-logging implementation
Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef MP_PERF_H_
#define MP_PERF_H_
//
// The list of all MP procedures that need to be perf-logged.
//
#define SMM_MP_PERF_PROCEDURE_LIST(_) \
_(InitializeSmm), \
_(SmmRendezvousEntry), \
_(PlatformValidSmi), \
_(SmmRendezvousExit), \
_(SmmMpProcedureMax) // Add new entries above this line
//
// To perf-log MP procedures, call MpPerfBegin()/MpPerfEnd() with CpuIndex
// and SMM_MP_PERF_PROCEDURE_ID with entry name defined in the SMM_MP_PERF_PROCEDURE_LIST.
//
#define SMM_MP_PERF_PROCEDURE_ID(procedure) SmmMpProcedureId ## procedure
enum {
SMM_MP_PERF_PROCEDURE_LIST (SMM_MP_PERF_PROCEDURE_ID)
};
typedef struct {
UINT64 Begin[SMM_MP_PERF_PROCEDURE_ID (SmmMpProcedureMax)];
UINT64 End[SMM_MP_PERF_PROCEDURE_ID (SmmMpProcedureMax)];
} SMM_PERF_AP_PROCEDURE_PERFORMANCE;
/**
Initialize the perf-logging feature for APs.
@param NumberofCpus Number of processors in the platform.
**/
VOID
InitializeMpPerf (
UINTN NumberofCpus
);
/**
Migrate MP performance data to standardized performance database.
@param NumberofCpus Number of processors in the platform.
@param BspIndex The index of the BSP.
**/
VOID
MigrateMpPerf (
UINTN NumberofCpus,
UINTN BspIndex
);
/**
Save the performance counter value before running the MP procedure.
@param CpuIndex The index of the CPU.
@param MpProcedureId The ID of the MP procedure.
**/
VOID
MpPerfBegin (
IN UINTN CpuIndex,
IN UINTN MpProcedureId
);
/**
Save the performance counter value after running the MP procedure.
@param CpuIndex The index of the CPU.
@param MpProcedureId The ID of the MP procedure.
**/
VOID
MpPerfEnd (
IN UINTN CpuIndex,
IN UINTN MpProcedureId
);
#endif
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