0b84f444de
Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13216 6f19259b-4bc3-4df7-8a09-765794883524
368 lines
11 KiB
C
368 lines
11 KiB
C
/** @file
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Declarations of objects defined internally to the Dp Application.
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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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Copyright (c) 2009 - 2012, 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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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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#ifndef _DP_INTELNAL_H_
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#define _DP_INTELNAL_H_
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#define DP_GAUGE_STRING_LENGTH 36
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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[DP_GAUGE_STRING_LENGTH + 1];
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extern CHAR16 mUnicodeToken[DXE_PERFORMANCE_STRING_SIZE];
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extern UINT64 mInterestThreshold;
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extern BOOLEAN mShowId;
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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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/**
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Calculate an event's duration in timer ticks.
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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. Information for
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the current measurement is pointed to by the parameter.
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If the measurement's start time is 1, it indicates that the developer
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is indicating that the measurement began at the release of reset.
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The start time is adjusted to the timer's starting count before performing
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the elapsed time calculation.
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The calculated duration, in ticks, is the absolute difference between
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the measurement's ending and starting counts.
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@param Measurement Pointer to a MEASUREMENT_RECORD structure containing
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data for the current measurement.
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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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/**
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Determine whether the Measurement record is for an EFI Phase.
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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, BDS, or SHELL.
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@param[in] Measurement A pointer to the Measurement record to test.
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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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/**
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Get the file name portion of the Pdb File Name.
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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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@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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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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/**
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Get a human readable name for an image handle.
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The following methods will be tried orderly:
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1. Image PDB
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2. ComponentName2 protocol
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3. FFS UI section
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4. Image GUID
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5. Image DevicePath
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6. Unknown Driver Name
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@param[in] Handle
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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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VOID
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GetNameFromHandle (
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IN EFI_HANDLE Handle
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);
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/**
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Calculate the Duration in microseconds.
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Duration is multiplied by 1000, instead of Frequency being divided by 1000 or
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multiplying the result by 1000, 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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The time is calculated as (Duration * 1000) / Timer_Frequency.
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@param[in] Duration The event duration in timer ticks.
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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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/**
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Formatted Print using a Hii Token to reference the localized format string.
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@param[in] Token A HII token associated with a localized Unicode string.
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@param[in] ... The variable argument list.
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@return The number of characters converted by UnicodeVSPrint().
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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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/**
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Get index of Measurement Record's match in the CumData array.
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If the Measurement's Token value matches a Token in one of the CumData
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records, the index of the matching record is returned. The returned
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index is a signed value so that negative values can indicate that
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the Measurement didn't match any entry in the CumData array.
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@param[in] Measurement A pointer to a Measurement Record to match against the CumData array.
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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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/**
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Collect verbose statistics about the logged performance measurements.
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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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@pre The SummaryData and CumData structures must be initialized
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prior to calling this function.
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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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/**
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Gather and print ALL Trace Records.
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Displays all "interesting" Trace measurements in order.<BR>
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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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@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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@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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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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/**
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Gather and print Raw Trace Records.
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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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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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@pre The mInterestThreshold global variable is set to the shortest duration to be printed.
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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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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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/**
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Gather and print Major Phase metrics.
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@param[in] Ticker The timer value for the END of Shell phase
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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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/**
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Gather and print Handle data.
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@param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display.
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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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/**
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Gather and print PEIM data.
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Only prints complete PEIM records
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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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/**
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Gather and print global data.
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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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VOID
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ProcessGlobal(
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VOID
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);
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/**
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Gather and print cumulative data.
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Traverse the measurement records and:<BR>
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For each record with a Token listed in the CumData array:<BR>
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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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VOID
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ProcessCumulative(
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VOID
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);
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/**
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Gather and print ALL Profiling Records.
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Displays all "interesting" Profile 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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@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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@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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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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/**
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Gather and print Raw Profile Records.
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All Profile measurements with a duration greater than or equal to
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mInterestThreshold are printed without interpretation.
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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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@pre The mInterestThreshold global variable is set to the shortest duration to be printed.
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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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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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/**
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Wrap original FreePool to check NULL pointer first.
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@param[in] Buffer The pointer to the buffer to free.
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**/
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VOID
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SafeFreePool (
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IN VOID *Buffer
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);
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#endif
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