mirror of https://github.com/acidanthera/audk.git
290 lines
8.9 KiB
C
290 lines
8.9 KiB
C
/** @file
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* Declarations of objects defined internally to the Dp Application.
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*
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* Declarations of data and functions which are private to the Dp application.
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* This file should never be referenced by anything other than components of the
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* Dp application. In addition to global data, function declarations for
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* DpUtilities.c, DpTrace.c, and DpProfile.c are included here.
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*
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* Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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* This program and the accompanying materials
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* are licensed and made available under the terms and conditions of the BSD License
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* which accompanies this distribution. The full text of the license may be found at
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* http://opensource.org/licenses/bsd-license.php
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*
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* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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//
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/// Module-Global Variables
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/// @{
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extern EFI_HII_HANDLE gHiiHandle;
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extern CHAR16 *mPrintTokenBuffer;
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extern CHAR16 mGaugeString[DXE_PERFORMANCE_STRING_SIZE];
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extern CHAR16 mUnicodeToken[PERF_TOKEN_LENGTH + 1];
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extern UINT64 mInterestThreshold;
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extern PERF_SUMMARY_DATA SummaryData;; ///< Create the SummaryData structure and init. to ZERO.
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/// Timer Specific Information.
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extern TIMER_INFO TimerInfo;
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/// Items for which to gather cumulative statistics.
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extern PERF_CUM_DATA CumData[];
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/// Number of items for which we are gathering cumulative statistics.
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extern UINT32 const NumCum;
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/// @}
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/** Calculate an event's duration in timer ticks.
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*
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* Given the count direction and the event's start and end timer values,
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* calculate the duration of the event in timer ticks.
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*
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* @pre The global TimerInfo structure must have already been initialized
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* before this function is called.
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*
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* @param[in,out] Measurement Pointer to a structure containing data for the current measurement.
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*
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* @return The 64-bit duration of the event.
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**/
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UINT64
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GetDuration (
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IN OUT MEASUREMENT_RECORD *Measurement
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);
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/** Determine whether the Measurement record is for an EFI Phase.
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*
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* The Token and Module members of the measurement record are checked.
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* Module must be empty and Token must be one of SEC, PEI, DXE, or BDS.
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*
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* @param[in] Measurement A pointer to the Measurement record to test.
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*
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* @retval TRUE The measurement record is for an EFI Phase.
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* @retval FALSE The measurement record is NOT for an EFI Phase.
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**/
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BOOLEAN
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IsPhase(
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IN MEASUREMENT_RECORD *Measurement
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);
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/** Get the file name portion of the Pdb File Name.
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*
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* The portion of the Pdb File Name between the last backslash and
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* either a following period or the end of the string is converted
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* to Unicode and copied into UnicodeBuffer. The name is truncated,
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* if necessary, to ensure that UnicodeBuffer is not overrun.
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*
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* @param[in] PdbFileName Pdb file name.
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* @param[out] UnicodeBuffer The resultant Unicode File Name.
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*
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**/
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VOID
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GetShortPdbFileName (
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IN CHAR8 *PdbFileName,
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OUT CHAR16 *UnicodeBuffer
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);
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/** Get a human readable name for an image handle.
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*
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* @param[in] Handle
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*
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* @post The resulting Unicode name string is stored in the
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* mGaugeString global array.
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*
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**/
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VOID
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GetNameFromHandle (
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IN EFI_HANDLE Handle
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);
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/** Calculate the Duration in microseconds.
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*
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* Duration is multiplied by 1000, instead of Frequency being divided by 1000
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* in order to maintain precision. Since Duration is
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* a 64-bit value, multiplying it by 1000 is unlikely to produce an overflow.
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*
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* @param[in] Duration The event duration in timer ticks.
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*
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* @return A 64-bit value which is the Elapsed time in microseconds.
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**/
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UINT64
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DurationInMicroSeconds (
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IN UINT64 Duration
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);
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/** Formatted Print using a Hii Token to reference the localized format string.
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*
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* @param[in] Token A HII token associated with a localized Unicode string.
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*
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* @return The number of characters converted by UnicodeVSPrint().
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*
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**/
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UINTN
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PrintToken (
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IN UINT16 Token,
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...
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);
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/** Get index of Measurement Record's match in the CumData array.
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*
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* @param[in] Measurement A pointer to a Measurement Record to match against the CumData array.
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*
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* @retval <0 Token is not in the CumData array.
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* @retval >=0 Return value is the index into CumData where Token is found.
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**/
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INTN
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GetCumulativeItem(
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IN MEASUREMENT_RECORD *Measurement
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);
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/** Collect verbose statistics about the logged performance measurements.
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*
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* General Summary information for all Trace measurements is gathered and
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* stored within the SummaryData structure. This information is both
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* used internally by subsequent reporting functions, and displayed
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* at the end of verbose reports.
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*
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* @pre The SummaryData and CumData structures must be initialized
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* prior to calling this function.
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*
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* @post The SummaryData and CumData structures contain statistics for the
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* current performance logs.
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**/
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VOID
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GatherStatistics(
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VOID
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);
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/** Gather and print ALL Trace Records.
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*
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* Displays all "interesting" Trace measurements in order.
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* The number of records displayed is controlled by:
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* - records with a duration less than mInterestThreshold microseconds are not displayed.
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* - No more than Limit records are displayed. A Limit of zero will not limit the output.
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* - If the ExcludeFlag is TRUE, records matching entries in the CumData array are not
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* displayed.
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*
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* @pre The mInterestThreshold global variable is set to the shortest duration to be printed.
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* The mGaugeString and mUnicodeToken global arrays are used for temporary string storage.
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* They must not be in use by a calling function.
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*
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* @param[in] Limit The number of records to print. Zero is ALL.
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* @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display.
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*
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**/
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VOID
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DumpAllTrace(
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IN UINTN Limit,
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IN BOOLEAN ExcludeFlag
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);
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/** Gather and print Raw Trace Records.
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*
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* All Trace measurements with a duration greater than or equal to
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* mInterestThreshold are printed without interpretation.
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*
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* The number of records displayed is controlled by:
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* - records with a duration less than mInterestThreshold microseconds are not displayed.
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* - No more than Limit records are displayed. A Limit of zero will not limit the output.
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* - If the ExcludeFlag is TRUE, records matching entries in the CumData array are not
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* displayed.
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*
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* @pre The mInterestThreshold global variable is set to the shortest duration to be printed.
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*
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* @param[in] Limit The number of records to print. Zero is ALL.
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* @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display.
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*
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**/
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VOID
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DumpRawTrace(
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IN UINTN Limit,
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IN BOOLEAN ExcludeFlag
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);
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/** Gather and print Major Phase metrics.
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*
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* @param[in] Ticker The timer value for the END of Shell phase
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*
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**/
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VOID
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ProcessPhases(
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IN UINT64 Ticker
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);
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/** Gather and print Handle data.
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*
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* @param[in] ExcludeFlag TRUE if the -x command line flag given. Elides accumulated trace records.
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*
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* @return Status from a call to gBS->LocateHandle().
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**/
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EFI_STATUS
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ProcessHandles(
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IN BOOLEAN ExcludeFlag
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);
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/** Gather and print PEIM data.
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*
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* Only prints complete PEIM records
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*
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**/
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VOID
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ProcessPeims(
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VOID
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);
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/** Gather and print global data.
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*
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* Strips out incomplete or "Execution Phase" records
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* Only prints records where Handle is NULL
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* Increment TIndex for every record, even skipped ones, so that we have an
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* indication of every measurement record taken.
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*
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*
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**/
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VOID
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ProcessGlobal(
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VOID
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);
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/** Gather and print cumulative data.
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*
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* Traverse the measurement records and:
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* for each record with a Token listed in the CumData array,
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* Update the instance count and the total, minimum, and maximum durations.
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* Finally, print the gathered cumulative statistics.
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*
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**/
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VOID
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ProcessCumulative(
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VOID
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);
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/** Gather and print ALL Profile Records.
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*
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* @param[in] Limit The number of records to print. Zero is ALL.
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* @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display
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*
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**/
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VOID
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DumpAllProfile(
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IN UINTN Limit,
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IN BOOLEAN ExcludeFlag
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);
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/** Gather and print Raw Profile Records.
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*
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* @param[in] Limit The number of records to print.
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* @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display
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*
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**/
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VOID
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DumpRawProfile(
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IN UINTN Limit,
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IN BOOLEAN ExcludeFlag
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);
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