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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
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bbahnsen
2006-04-21 22:54:32 +00:00
commit 878ddf1fc3
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29
EdkModulePkg/Library/EdkPeiPerformanceLib/EdkPeiPerformanceLib.mbd Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (c) 2006, Intel Corporation
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-->
<LibraryModuleBuildDescription xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.TianoCore.org/2006/Edk2.0 http://www.TianoCore.org/2006/Edk2.0/SurfaceArea.xsd">
<MbdLibHeader>
<BaseName>EdkPeiPerformanceLib</BaseName>
<Guid>F72DE735-B24F-4ef6-897F-70A85D01A047</Guid>
<Version>EDK_RELEASE_VERSION 0x00020000</Version>
<Description>FIX ME!</Description>
<Copyright>Copyright (c) 2006, Intel Corporation</Copyright>
<License>
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
</License>
<Created>2006-04-04 11:12</Created>
</MbdLibHeader>
</LibraryModuleBuildDescription>

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EdkModulePkg/Library/EdkPeiPerformanceLib/EdkPeiPerformanceLib.msa Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (c) 2006, Intel Corporation
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-->
<LibraryModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.TianoCore.org/2006/Edk2.0 http://www.TianoCore.org/2006/Edk2.0/SurfaceArea.xsd">
<MsaLibHeader>
<BaseName>EdkPeiPerformanceLib</BaseName>
<ModuleType>PEIM</ModuleType>
<ComponentType>LIBRARY</ComponentType>
<Guid>F72DE735-B24F-4ef6-897F-70A85D01A047</Guid>
<Version>EDK_RELEASE_VERSION 0x00020000</Version>
<Abstract>Memory-only library functions with no library constructor/destructor</Abstract>
<Description>FIX ME!</Description>
<Copyright>Copyright (c) 2006, Intel Corporation</Copyright>
<License>
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
</License>
<Specification>EFI_SPECIFICATION_VERSION 0x00000000</Specification>
<Created>2006-04-04 11:12</Created>
</MsaLibHeader>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED">PerformanceLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">DebugLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">HobLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">BaseLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">TimerLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">PcdLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">BaseMemoryLib</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>PeiPerformanceLib.c</Filename>
</SourceFiles>
<Includes>
<PackageName>MdePkg</PackageName>
<PackageName>EdkModulePkg</PackageName>
</Includes>
<Guids>
<GuidEntry Usage="SOMETIMES_CONSUMED">
<C_Name>PeiPerformanceHob</C_Name>
</GuidEntry>
</Guids>
<PCDs>
<PcdData ItemType="FIXED_AT_BUILD">
<C_Name>PcdPerformanceLibraryPropertyMask</C_Name>
<Token>0x00000001</Token>
<DatumType>UINT8</DatumType>
</PcdData>
</PCDs>
</LibraryModuleSurfaceArea>

315
EdkModulePkg/Library/EdkPeiPerformanceLib/PeiPerformanceLib.c Normal file
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/*++
Copyright (c) 2006, Intel Corporation
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PeiPerformanceLib.c
Abstract:
Performance Library
--*/
/**
Gets PEI the GUID HOB for PEI performance.
This internal function searches for the GUID HOB for PEI performance.
If that GUID HOB is not found, it will build a new one.
It returns the data area of that GUID HOB to record performance log.
@param Handle Pointer to environment specific context used
to identify the component being measured.
@param Token Pointer to a Null-terminated ASCII string
that identifies the component being measured.
@param Module Pointer to a Null-terminated ASCII string
that identifies the module being measured.
@retval The index of log entry in the array.
**/
PEI_PERFORMANCE_LOG_HEADER *
InternalGetPerformanceHobLog (
VOID
)
{
EFI_HOB_GUID_TYPE *GuidHob;
PEI_PERFORMANCE_LOG_HEADER *PeiPerformanceLog;
UINTN PeiPerformanceLogSize;
GuidHob = GetFirstGuidHob (&gPeiPerformanceHobGuid);
if (GuidHob != NULL) {
//
// PEI Performance HOB was found, then return the existing one.
//
PeiPerformanceLog = GET_GUID_HOB_DATA (GuidHob);
} else {
//
// PEI Performance HOB was not found, then build one.
//
PeiPerformanceLogSize = sizeof (PEI_PERFORMANCE_LOG_HEADER) +
sizeof (PEI_PERFORMANCE_LOG_ENTRY) * MAX_PEI_PERFORMANCE_LOG_ENTRIES;
PeiPerformanceLog = BuildGuidHob (&gPeiPerformanceHobGuid, PeiPerformanceLogSize);
PeiPerformanceLog = ZeroMem (PeiPerformanceLog, PeiPerformanceLogSize);
}
return PeiPerformanceLog;
}
/**
Searches in the log array with keyword Handle, Token and Module.
This internal function searches for the log entry in the log array.
If there is an entry that exactly matches the given key word triple
and its end time stamp is zero, then the index of that log entry is returned;
otherwise, the the number of log entries in the array is returned.
@param Handle Pointer to environment specific context used
to identify the component being measured.
@param Token Pointer to a Null-terminated ASCII string
that identifies the component being measured.
@param Module Pointer to a Null-terminated ASCII string
that identifies the module being measured.
@retval The index of log entry in the array.
**/
UINT32
InternalSearchForLogEntry (
IN PEI_PERFORMANCE_LOG_HEADER *PeiPerformanceLog,
IN CONST VOID *Handle, OPTIONAL
IN CONST CHAR8 *Token, OPTIONAL
IN CONST CHAR8 *Module OPTIONAL
)
{
UINT32 Index;
UINT32 NumberOfEntries;
PEI_PERFORMANCE_LOG_ENTRY *LogEntryArray;
if (Token == NULL) {
Token = "";
}
if (Module == NULL) {
Module = "";
}
NumberOfEntries = PeiPerformanceLog->NumberOfEntries;
LogEntryArray = (PEI_PERFORMANCE_LOG_ENTRY *) (PeiPerformanceLog + 1);
for (Index = 0; Index < NumberOfEntries; Index++) {
if ((LogEntryArray[Index].Handle == (EFI_PHYSICAL_ADDRESS) (UINTN) Handle) &&
AsciiStrnCmp (LogEntryArray[Index].Token, Token, PEI_PERFORMANCE_STRING_LENGTH) == 0 &&
AsciiStrnCmp (LogEntryArray[Index].Module, Module, PEI_PERFORMANCE_STRING_LENGTH) == 0 &&
LogEntryArray[Index].EndTimeStamp == 0
) {
break;
}
}
return Index;
}
/**
Creates a record for the beginning of a performance measurement.
Creates a record that contains the Handle, Token, and Module.
If TimeStamp is not zero, then TimeStamp is added to the record as the start time.
If TimeStamp is zero, then this function reads the current time stamp
and adds that time stamp value to the record as the start time.
@param Handle Pointer to environment specific context used
to identify the component being measured.
@param Token Pointer to a Null-terminated ASCII string
that identifies the component being measured.
@param Module Pointer to a Null-terminated ASCII string
that identifies the module being measured.
@param TimeStamp 64-bit time stamp.
@retval RETURN_SUCCESS The start of the measurement was recorded.
@retval RETURN_OUT_OF_RESOURCES There are not enough resources to record the measurement.
**/
RETURN_STATUS
EFIAPI
StartPerformanceMeasurement (
IN CONST VOID *Handle, OPTIONAL
IN CONST CHAR8 *Token, OPTIONAL
IN CONST CHAR8 *Module, OPTIONAL
IN UINT64 TimeStamp
)
{
PEI_PERFORMANCE_LOG_HEADER *PeiPerformanceLog;
PEI_PERFORMANCE_LOG_ENTRY *LogEntryArray;
UINT32 Index;
PeiPerformanceLog = InternalGetPerformanceHobLog ();
if (PeiPerformanceLog->NumberOfEntries >= MAX_PEI_PERFORMANCE_LOG_ENTRIES) {
return RETURN_OUT_OF_RESOURCES;
}
Index = PeiPerformanceLog->NumberOfEntries++;
LogEntryArray = (PEI_PERFORMANCE_LOG_ENTRY *) (PeiPerformanceLog + 1);
LogEntryArray[Index].Handle = (EFI_PHYSICAL_ADDRESS) (UINTN) Handle;
if (Token != NULL) {
AsciiStrnCpy (LogEntryArray[Index].Token, Token, PEI_PERFORMANCE_STRING_LENGTH);
}
if (Module != NULL) {
AsciiStrnCpy (LogEntryArray[Index].Module, Module, PEI_PERFORMANCE_STRING_LENGTH);
}
if (TimeStamp == 0) {
TimeStamp = GetPerformanceCounter ();
}
LogEntryArray[Index].StartTimeStamp = TimeStamp;
return RETURN_SUCCESS;
}
/**
Fills in the end time of a performance measurement.
Looks up the record that matches Handle, Token, and Module.
If the record can not be found then return RETURN_NOT_FOUND.
If the record is found and TimeStamp is not zero,
then TimeStamp is added to the record as the end time.
If the record is found and TimeStamp is zero, then this function reads
the current time stamp and adds that time stamp value to the record as the end time.
If this function is called multiple times for the same record, then the end time is overwritten.
@param Handle Pointer to environment specific context used
to identify the component being measured.
@param Token Pointer to a Null-terminated ASCII string
that identifies the component being measured.
@param Module Pointer to a Null-terminated ASCII string
that identifies the module being measured.
@param TimeStamp 64-bit time stamp.
@retval RETURN_SUCCESS The end of the measurement was recorded.
@retval RETURN_NOT_FOUND The specified measurement record could not be found.
**/
RETURN_STATUS
EFIAPI
EndPerformanceMeasurement (
IN CONST VOID *Handle, OPTIONAL
IN CONST CHAR8 *Token, OPTIONAL
IN CONST CHAR8 *Module, OPTIONAL
IN UINT64 TimeStamp
)
{
PEI_PERFORMANCE_LOG_HEADER *PeiPerformanceLog;
PEI_PERFORMANCE_LOG_ENTRY *LogEntryArray;
UINT32 Index;
if (TimeStamp == 0) {
TimeStamp = GetPerformanceCounter ();
}
PeiPerformanceLog = InternalGetPerformanceHobLog ();
Index = InternalSearchForLogEntry (PeiPerformanceLog, Handle, Token, Module);
if (Index >= PeiPerformanceLog->NumberOfEntries) {
return RETURN_NOT_FOUND;
}
LogEntryArray = (PEI_PERFORMANCE_LOG_ENTRY *) (PeiPerformanceLog + 1);
LogEntryArray[Index].EndTimeStamp = TimeStamp;
return RETURN_SUCCESS;
}
/**
Retrieves a previously logged performance measurement.
Looks up the record that matches Handle, Token, and Module.
If the record can not be found then return RETURN_NOT_FOUND.
If the record is found then the start of the measurement is returned in StartTimeStamp,
and the end of the measurement is returned in EndTimeStamp.
@param LogEntryKey The key for the previous performance measurement log entry.
If 0, then the first performance measurement log entry is retrieved.
@param Handle Pointer to environment specific context used
to identify the component being measured.
@param Token Pointer to a Null-terminated ASCII string
that identifies the component being measured.
@param Module Pointer to a Null-terminated ASCII string
that identifies the module being measured.
@param StartTimeStamp The 64-bit time stamp that was recorded when the measurement was started.
@param EndTimeStamp The 64-bit time stamp that was recorded when the measurement was ended.
@return The key for the current performance log entry.
**/
UINTN
EFIAPI
GetPerformanceMeasurement (
UINTN LogEntryKey,
OUT CONST VOID **Handle,
OUT CONST CHAR8 **Token,
OUT CONST CHAR8 **Module,
OUT UINT64 *StartTimeStamp,
OUT UINT64 *EndTimeStamp
)
{
PEI_PERFORMANCE_LOG_HEADER *PeiPerformanceLog;
PEI_PERFORMANCE_LOG_ENTRY *CurrentLogEntry;
PEI_PERFORMANCE_LOG_ENTRY *LogEntryArray;
UINTN NumberOfEntries;
ASSERT (Handle != NULL);
ASSERT (Token != NULL);
ASSERT (Module != NULL);
ASSERT (StartTimeStamp != NULL);
ASSERT (EndTimeStamp != NULL);
PeiPerformanceLog = InternalGetPerformanceHobLog ();
NumberOfEntries = (UINTN) (PeiPerformanceLog->NumberOfEntries);
LogEntryArray = (PEI_PERFORMANCE_LOG_ENTRY *) (PeiPerformanceLog + 1);
//
// Make sure that LogEntryKey is a valid log entry key.
//
ASSERT (LogEntryKey <= NumberOfEntries);
if (LogEntryKey == NumberOfEntries) {
return 0;
}
CurrentLogEntry = &(LogEntryArray[LogEntryKey++]);
*Handle = (VOID *) (UINTN) (CurrentLogEntry->Handle);
*Token = CurrentLogEntry->Token;
*Module = CurrentLogEntry->Module;
*StartTimeStamp = CurrentLogEntry->StartTimeStamp;
*EndTimeStamp = CurrentLogEntry->EndTimeStamp;
return LogEntryKey;
}
/**
Returns TRUE if the performance measurement macros are enabled.
This function returns TRUE if the PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of
PcdPerformanceLibraryPropertyMask is set. Otherwise FALSE is returned.
@retval TRUE The PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of
PcdPerformanceLibraryPropertyMask is set.
@retval FALSE The PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of
PcdPerformanceLibraryPropertyMask is clear.
**/
BOOLEAN
EFIAPI
PerformanceMeasurementEnabled (
VOID
)
{
return ((PcdGet8(PcdPerformanceLibraryPropertyMask) & PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED) != 0);
}

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EdkModulePkg/Library/EdkPeiPerformanceLib/build.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?><!-- Copyright (c) 2006, Intel Corporation
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
<project basedir="." default="EdkPeiPerformanceLib"><!--Apply external ANT tasks-->
<taskdef resource="GenBuild.tasks"/>
<taskdef resource="net/sf/antcontrib/antlib.xml"/>
<property environment="env"/>
<property name="WORKSPACE_DIR" value="${env.WORKSPACE}"/>
<import file="${WORKSPACE_DIR}\Tools\Conf\BuildMacro.xml"/><!--MODULE_RELATIVE PATH is relative to PACKAGE_DIR-->
<property name="MODULE_RELATIVE_PATH" value="Library\EdkPeiPerformanceLib"/>
<property name="MODULE_DIR" value="${PACKAGE_DIR}\${MODULE_RELATIVE_PATH}"/>
<property name="COMMON_FILE" value="${WORKSPACE_DIR}\Tools\Conf\Common.xml"/>
<target name="EdkPeiPerformanceLib">
<GenBuild baseName="EdkPeiPerformanceLib" mbdFilename="${MODULE_DIR}\EdkPeiPerformanceLib.mbd" msaFilename="${MODULE_DIR}\EdkPeiPerformanceLib.msa"/>
</target>
<target depends="EdkPeiPerformanceLib_clean" name="clean"/>
<target depends="EdkPeiPerformanceLib_cleanall" name="cleanall"/>
<target name="EdkPeiPerformanceLib_clean">
<OutputDirSetup baseName="EdkPeiPerformanceLib" mbdFilename="${MODULE_DIR}\EdkPeiPerformanceLib.mbd" msaFilename="${MODULE_DIR}\EdkPeiPerformanceLib.msa"/>
<if>
<available file="${DEST_DIR_OUTPUT}\EdkPeiPerformanceLib_build.xml"/>
<then>
<ant antfile="${DEST_DIR_OUTPUT}\EdkPeiPerformanceLib_build.xml" target="clean"/>
</then>
</if>
<delete dir="${DEST_DIR_OUTPUT}" excludes="*.xml"/>
</target>
<target name="EdkPeiPerformanceLib_cleanall">
<OutputDirSetup baseName="EdkPeiPerformanceLib" mbdFilename="${MODULE_DIR}\EdkPeiPerformanceLib.mbd" msaFilename="${MODULE_DIR}\EdkPeiPerformanceLib.msa"/>
<if>
<available file="${DEST_DIR_OUTPUT}\EdkPeiPerformanceLib_build.xml"/>
<then>
<ant antfile="${DEST_DIR_OUTPUT}\EdkPeiPerformanceLib_build.xml" target="cleanall"/>
</then>
</if>
<delete dir="${DEST_DIR_OUTPUT}"/>
<delete dir="${DEST_DIR_DEBUG}"/>
<delete>
<fileset dir="${BIN_DIR}" includes="**EdkPeiPerformanceLib*"/>
</delete>
</target>
</project>