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MdePkg/PerformanceLib.h: Add new Perf macros

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1. Add new Perf macros for performance measurement
and related APIs and definitions in Performance
library class.

2. Update NULL performance library instance in MdePkg.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Bi, Dandan
2018-06-22 16:56:17 +08:00
committed by Liming Gao
parent 137fb13deb
commit 2c5b667e64
4 changed files with 477 additions and 3 deletions
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57
MdePkg/Library/BasePerformanceLibNull/PerformanceLib.c
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@@ -1,7 +1,7 @@
/** @file
Base Performance Library which provides no service.
Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -304,3 +304,58 @@ PerformanceMeasurementEnabled (
{
return (BOOLEAN) ((PcdGet8(PcdPerformanceLibraryPropertyMask) & PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED) != 0);
}
/**
Create performance record with event description and a timestamp.
@param CallerIdentifier - Image handle or pointer to caller ID GUID
@param Guid - Pointer to a GUID
@param String - Pointer to a string describing the measurement
@param Address - Pointer to a location in memory relevant to the measurement
@param Identifier - Performance identifier describing the type of measurement
@retval RETURN_SUCCESS - Successfully created performance record
@retval RETURN_OUT_OF_RESOURCES - Ran out of space to store the records
@retval RETURN_INVALID_PARAMETER - Invalid parameter passed to function - NULL
pointer or invalid PerfId
**/
RETURN_STATUS
EFIAPI
LogPerformanceMeasurement (
IN CONST VOID *CallerIdentifier,OPTIONAL
IN CONST VOID *Guid, OPTIONAL
IN CONST CHAR8 *String, OPTIONAL
IN UINT64 Address, OPTIONAL
IN UINT32 Identifier
)
{
return RETURN_SUCCESS;
}
/**
Check whether the specified performance measurement can be logged.
This function returns TRUE when the PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of PcdPerformanceLibraryPropertyMask is set
and the Type disable bit in PcdPerformanceLibraryPropertyMask is not set.
@param Type - Type of the performance measurement entry.
@retval TRUE The performance measurement can be logged.
@retval FALSE The performance measurement can NOT be logged.
**/
BOOLEAN
EFIAPI
LogPerformanceMeasurementEnabled (
IN CONST UINTN Type
)
{
//
// When Performance measurement is enabled and the type is not filtered, the performance can be logged.
//
if (PerformanceMeasurementEnabled () && (PcdGet8(PcdPerformanceLibraryPropertyMask) & Type) == 0) {
return TRUE;
}
return FALSE;
}