\r
SmmPerformanceHandlerEx(), SmmPerformanceHandler() will receive untrusted input and do basic validation.\r
\r
-Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
\r
#include "SmmCorePerformanceLibInternal.h"\r
\r
-//\r
-// The data structure to hold global performance data.\r
-//\r
-GAUGE_DATA_HEADER *mGaugeData;\r
+#define STRING_SIZE (FPDT_STRING_EVENT_RECORD_NAME_LENGTH * sizeof (CHAR8))\r
+#define FIRMWARE_RECORD_BUFFER 0x1000\r
+#define CACHE_HANDLE_GUID_COUNT 0x100\r
\r
-//\r
-// The current maximum number of logging entries. If current number of \r
-// entries exceeds this value, it will re-allocate a larger array and\r
-// migration the old data to the larger array.\r
-//\r
-UINT32 mMaxGaugeRecords;\r
-\r
-//\r
-// The handle to install Performance Protocol instance.\r
-//\r
-EFI_HANDLE mHandle = NULL;\r
+SMM_BOOT_PERFORMANCE_TABLE *mSmmBootPerformanceTable = NULL;\r
\r
-BOOLEAN mPerformanceMeasurementEnabled;\r
+typedef struct {\r
+ EFI_HANDLE Handle;\r
+ CHAR8 NameString[FPDT_STRING_EVENT_RECORD_NAME_LENGTH];\r
+ EFI_GUID ModuleGuid;\r
+} HANDLE_GUID_MAP;\r
\r
-SPIN_LOCK mSmmPerfLock;\r
+HANDLE_GUID_MAP mCacheHandleGuidTable[CACHE_HANDLE_GUID_COUNT];\r
+UINTN mCachePairCount = 0;\r
\r
-EFI_SMRAM_DESCRIPTOR *mSmramRanges;\r
-UINTN mSmramRangeCount;\r
+UINT32 mPerformanceLength = sizeof (SMM_BOOT_PERFORMANCE_TABLE);\r
+UINT32 mMaxPerformanceLength = 0;\r
+UINT32 mLoadImageCount = 0;\r
+BOOLEAN mFpdtDataIsReported = FALSE;\r
+BOOLEAN mLackSpaceIsReport = FALSE;\r
+CHAR8 *mPlatformLanguage = NULL;\r
+SPIN_LOCK mSmmFpdtLock;\r
+PERFORMANCE_PROPERTY mPerformanceProperty;\r
+UINT32 mCachedLength = 0;\r
\r
//\r
-// Interfaces for SMM Performance Protocol.\r
+// Interfaces for SMM PerformanceMeasurement Protocol.\r
//\r
-PERFORMANCE_PROTOCOL mPerformanceInterface = {\r
- StartGauge,\r
- EndGauge,\r
- GetGauge\r
+EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL mPerformanceMeasurementInterface = {\r
+ CreatePerformanceMeasurement,\r
};\r
\r
-//\r
-// Interfaces for SMM PerformanceEx Protocol.\r
-//\r
-PERFORMANCE_EX_PROTOCOL mPerformanceExInterface = {\r
- StartGaugeEx,\r
- EndGaugeEx,\r
- GetGaugeEx\r
-};\r
-\r
-/**\r
- Searches in the gauge array with keyword Handle, Token, Module and Identfier.\r
-\r
- This internal function searches for the gauge entry in the gauge array.\r
- If there is an entry that exactly matches the given keywords\r
- and its end time stamp is zero, then the index of that gauge entry is returned;\r
- otherwise, the the number of gauge entries in the array is returned.\r
-\r
- @param Handle Pointer to environment specific context used\r
- to identify the component being measured.\r
- @param Token Pointer to a Null-terminated ASCII string\r
- that identifies the component being measured.\r
- @param Module Pointer to a Null-terminated ASCII string\r
- that identifies the module being measured.\r
- @param Identifier 32-bit identifier.\r
-\r
- @retval The index of gauge entry in the array.\r
-\r
-**/\r
-UINT32\r
-SmmSearchForGaugeEntry (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
- IN CONST UINT32 Identifier\r
- )\r
-{\r
- UINT32 Index;\r
- UINT32 Index2;\r
- UINT32 NumberOfEntries;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
-\r
- if (Token == NULL) {\r
- Token = "";\r
- }\r
- if (Module == NULL) {\r
- Module = "";\r
- }\r
-\r
- NumberOfEntries = mGaugeData->NumberOfEntries;\r
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
-\r
- Index2 = 0;\r
-\r
- for (Index = 0; Index < NumberOfEntries; Index++) {\r
- Index2 = NumberOfEntries - 1 - Index;\r
- if (GaugeEntryExArray[Index2].EndTimeStamp == 0 &&\r
- (GaugeEntryExArray[Index2].Handle == (EFI_PHYSICAL_ADDRESS) (UINTN) Handle) &&\r
- AsciiStrnCmp (GaugeEntryExArray[Index2].Token, Token, SMM_PERFORMANCE_STRING_LENGTH) == 0 &&\r
- AsciiStrnCmp (GaugeEntryExArray[Index2].Module, Module, SMM_PERFORMANCE_STRING_LENGTH) == 0 &&\r
- (GaugeEntryExArray[Index2].Identifier == Identifier)) {\r
- Index = Index2;\r
- break;\r
- }\r
- }\r
-\r
- return Index;\r
-}\r
-\r
/**\r
- Adds a record at the end of the performance measurement log\r
- that records the start time of a performance measurement.\r
-\r
- Adds a record to the end of the performance measurement log\r
- that contains the Handle, Token, Module and Identifier.\r
- The end time of the new record must be set to zero.\r
- If TimeStamp is not zero, then TimeStamp is used to fill in the start time in the record.\r
- If TimeStamp is zero, the start time in the record is filled in with the value\r
- read from the current time stamp.\r
-\r
- @param Handle Pointer to environment specific context used\r
- to identify the component being measured.\r
- @param Token Pointer to a Null-terminated ASCII string\r
- that identifies the component being measured.\r
- @param Module Pointer to a Null-terminated ASCII string\r
- that identifies the module being measured.\r
- @param TimeStamp 64-bit time stamp.\r
- @param Identifier 32-bit identifier. If the value is 0, the created record\r
- is same as the one created by StartGauge of PERFORMANCE_PROTOCOL.\r
+ Return the pointer to the FPDT record in the allocated memory.\r
\r
- @retval EFI_SUCCESS The data was read correctly from the device.\r
- @retval EFI_OUT_OF_RESOURCES There are not enough resources to record the measurement.\r
+ @param RecordSize The size of FPDT record.\r
+ @param FpdtRecordPtr Pointer the FPDT record in the allocated memory.\r
\r
+ @retval EFI_SUCCESS Successfully get the pointer to the FPDT record.\r
+ @retval EFI_OUT_OF_RESOURCES Ran out of space to store the records.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
-StartGaugeEx (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
- IN UINT64 TimeStamp,\r
- IN UINT32 Identifier\r
- )\r
+GetFpdtRecordPtr (\r
+ IN UINT8 RecordSize,\r
+ IN OUT FPDT_RECORD_PTR *FpdtRecordPtr\r
+)\r
{\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
- UINTN GaugeDataSize;\r
- GAUGE_DATA_HEADER *NewGaugeData;\r
- UINTN OldGaugeDataSize;\r
- GAUGE_DATA_HEADER *OldGaugeData;\r
- UINT32 Index;\r
-\r
- AcquireSpinLock (&mSmmPerfLock);\r
-\r
- Index = mGaugeData->NumberOfEntries;\r
- if (Index >= mMaxGaugeRecords) {\r
+ if (mFpdtDataIsReported) {\r
//\r
- // Try to enlarge the scale of gauge array.\r
+ // Append Boot records after Smm boot performance records have been reported.\r
//\r
- OldGaugeData = mGaugeData;\r
- OldGaugeDataSize = sizeof (GAUGE_DATA_HEADER) + sizeof (GAUGE_DATA_ENTRY_EX) * mMaxGaugeRecords;\r
-\r
- GaugeDataSize = sizeof (GAUGE_DATA_HEADER) + sizeof (GAUGE_DATA_ENTRY_EX) * mMaxGaugeRecords * 2;\r
-\r
- NewGaugeData = AllocateZeroPool (GaugeDataSize);\r
- if (NewGaugeData == NULL) {\r
- ReleaseSpinLock (&mSmmPerfLock);\r
+ if (mPerformanceLength + RecordSize > mMaxPerformanceLength) {\r
+ if (!mLackSpaceIsReport) {\r
+ DEBUG ((DEBUG_INFO, "SmmCorePerformanceLib: No enough space to save boot records\n"));\r
+ mLackSpaceIsReport = TRUE;\r
+ }\r
return EFI_OUT_OF_RESOURCES;\r
+ } else {\r
+ //\r
+ // Covert buffer to FPDT Ptr Union type.\r
+ //\r
+ FpdtRecordPtr->RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)((UINT8*)mSmmBootPerformanceTable + mSmmBootPerformanceTable->Header.Length);\r
}\r
-\r
- mGaugeData = NewGaugeData;\r
- mMaxGaugeRecords *= 2;\r
-\r
+ } else {\r
//\r
- // Initialize new data array and migrate old data one.\r
+ // Check if pre-allocated buffer is full\r
//\r
- mGaugeData = CopyMem (mGaugeData, OldGaugeData, OldGaugeDataSize);\r
-\r
- FreePool (OldGaugeData);\r
- }\r
-\r
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
- GaugeEntryExArray[Index].Handle = (EFI_PHYSICAL_ADDRESS) (UINTN) Handle;\r
-\r
- if (Token != NULL) {\r
- AsciiStrnCpy (GaugeEntryExArray[Index].Token, Token, SMM_PERFORMANCE_STRING_LENGTH);\r
- }\r
- if (Module != NULL) {\r
- AsciiStrnCpy (GaugeEntryExArray[Index].Module, Module, SMM_PERFORMANCE_STRING_LENGTH);\r
- }\r
-\r
- GaugeEntryExArray[Index].EndTimeStamp = 0;\r
- GaugeEntryExArray[Index].Identifier = Identifier;\r
-\r
- if (TimeStamp == 0) {\r
- TimeStamp = GetPerformanceCounter ();\r
+ if (mPerformanceLength + RecordSize > mMaxPerformanceLength) {\r
+ mSmmBootPerformanceTable = ReallocatePool (\r
+ mPerformanceLength,\r
+ mPerformanceLength + RecordSize + FIRMWARE_RECORD_BUFFER,\r
+ mSmmBootPerformanceTable\r
+ );\r
+\r
+ if (mSmmBootPerformanceTable == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ mSmmBootPerformanceTable->Header.Length = mPerformanceLength;\r
+ mMaxPerformanceLength = mPerformanceLength + RecordSize + FIRMWARE_RECORD_BUFFER;\r
+ }\r
+ //\r
+ // Covert buffer to FPDT Ptr Union type.\r
+ //\r
+ FpdtRecordPtr->RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)((UINT8*)mSmmBootPerformanceTable + mSmmBootPerformanceTable->Header.Length);\r
}\r
- GaugeEntryExArray[Index].StartTimeStamp = TimeStamp;\r
-\r
- mGaugeData->NumberOfEntries++;\r
-\r
- ReleaseSpinLock (&mSmmPerfLock);\r
-\r
+ FpdtRecordPtr->RecordHeader->Length = 0;\r
return EFI_SUCCESS;\r
}\r
\r
+\r
/**\r
- Searches the performance measurement log from the beginning of the log\r
- for the first matching record that contains a zero end time and fills in a valid end time.\r
+Check whether the Token is a known one which is uesed by core.\r
\r
- Searches the performance measurement log from the beginning of the log\r
- for the first record that matches Handle, Token, Module and Identifier and has an end time value of zero.\r
- If the record can not be found then return EFI_NOT_FOUND.\r
- If the record is found and TimeStamp is not zero,\r
- then the end time in the record is filled in with the value specified by TimeStamp.\r
- If the record is found and TimeStamp is zero, then the end time in the matching record\r
- is filled in with the current time stamp value.\r
+@param Token Pointer to a Null-terminated ASCII string\r
\r
- @param Handle Pointer to environment specific context used\r
- to identify the component being measured.\r
- @param Token Pointer to a Null-terminated ASCII string\r
- that identifies the component being measured.\r
- @param Module Pointer to a Null-terminated ASCII string\r
- that identifies the module being measured.\r
- @param TimeStamp 64-bit time stamp.\r
- @param Identifier 32-bit identifier. If the value is 0, the found record\r
- is same as the one found by EndGauge of PERFORMANCE_PROTOCOL.\r
-\r
- @retval EFI_SUCCESS The end of the measurement was recorded.\r
- @retval EFI_NOT_FOUND The specified measurement record could not be found.\r
+@retval TRUE Is a known one used by core.\r
+@retval FALSE Not a known one.\r
\r
**/\r
-EFI_STATUS\r
-EFIAPI\r
-EndGaugeEx (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
- IN UINT64 TimeStamp,\r
- IN UINT32 Identifier\r
+BOOLEAN\r
+IsKnownTokens (\r
+ IN CONST CHAR8 *Token\r
)\r
{\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
- UINT32 Index;\r
-\r
- AcquireSpinLock (&mSmmPerfLock);\r
-\r
- if (TimeStamp == 0) {\r
- TimeStamp = GetPerformanceCounter ();\r
+ if (Token == NULL) {\r
+ return FALSE;\r
}\r
\r
- Index = SmmSearchForGaugeEntry (Handle, Token, Module, Identifier);\r
- if (Index >= mGaugeData->NumberOfEntries) {\r
- ReleaseSpinLock (&mSmmPerfLock);\r
- return EFI_NOT_FOUND;\r
+ if (AsciiStrCmp (Token, SEC_TOK) == 0 ||\r
+ AsciiStrCmp (Token, PEI_TOK) == 0 ||\r
+ AsciiStrCmp (Token, DXE_TOK) == 0 ||\r
+ AsciiStrCmp (Token, BDS_TOK) == 0 ||\r
+ AsciiStrCmp (Token, DRIVERBINDING_START_TOK) == 0 ||\r
+ AsciiStrCmp (Token, DRIVERBINDING_SUPPORT_TOK) == 0 ||\r
+ AsciiStrCmp (Token, DRIVERBINDING_STOP_TOK) == 0 ||\r
+ AsciiStrCmp (Token, LOAD_IMAGE_TOK) == 0 ||\r
+ AsciiStrCmp (Token, START_IMAGE_TOK) == 0 ||\r
+ AsciiStrCmp (Token, PEIM_TOK) == 0) {\r
+ return TRUE;\r
+ } else {\r
+ return FALSE;\r
}\r
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
- GaugeEntryExArray[Index].EndTimeStamp = TimeStamp;\r
-\r
- ReleaseSpinLock (&mSmmPerfLock);\r
-\r
- return EFI_SUCCESS;\r
}\r
\r
/**\r
- Retrieves a previously logged performance measurement.\r
- It can also retrieve the log created by StartGauge and EndGauge of PERFORMANCE_PROTOCOL,\r
- and then assign the Identifier with 0.\r
-\r
- Retrieves the performance log entry from the performance log specified by LogEntryKey.\r
- If it stands for a valid entry, then EFI_SUCCESS is returned and\r
- GaugeDataEntryEx stores the pointer to that entry.\r
+Check whether the ID is a known one which map to the known Token.\r
\r
- @param LogEntryKey The key for the previous performance measurement log entry.\r
- If 0, then the first performance measurement log entry is retrieved.\r
- @param GaugeDataEntryEx The indirect pointer to the extended gauge data entry specified by LogEntryKey\r
- if the retrieval is successful.\r
+@param Identifier 32-bit identifier.\r
\r
- @retval EFI_SUCCESS The GuageDataEntryEx is successfully found based on LogEntryKey.\r
- @retval EFI_NOT_FOUND The LogEntryKey is the last entry (equals to the total entry number).\r
- @retval EFI_INVALIDE_PARAMETER The LogEntryKey is not a valid entry (greater than the total entry number).\r
- @retval EFI_INVALIDE_PARAMETER GaugeDataEntryEx is NULL.\r
+@retval TRUE Is a known one used by core.\r
+@retval FALSE Not a known one.\r
\r
**/\r
-EFI_STATUS\r
-EFIAPI\r
-GetGaugeEx (\r
- IN UINTN LogEntryKey,\r
- OUT GAUGE_DATA_ENTRY_EX **GaugeDataEntryEx\r
+BOOLEAN\r
+IsKnownID (\r
+ IN UINT32 Identifier\r
)\r
{\r
- UINTN NumberOfEntries;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
-\r
- NumberOfEntries = (UINTN) (mGaugeData->NumberOfEntries);\r
- if (LogEntryKey > NumberOfEntries) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- if (LogEntryKey == NumberOfEntries) {\r
- return EFI_NOT_FOUND;\r
- }\r
-\r
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
-\r
- if (GaugeDataEntryEx == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
+ if (Identifier == MODULE_START_ID ||\r
+ Identifier == MODULE_END_ID ||\r
+ Identifier == MODULE_LOADIMAGE_START_ID ||\r
+ Identifier == MODULE_LOADIMAGE_END_ID ||\r
+ Identifier == MODULE_DB_START_ID ||\r
+ Identifier == MODULE_DB_END_ID ||\r
+ Identifier == MODULE_DB_SUPPORT_START_ID ||\r
+ Identifier == MODULE_DB_SUPPORT_END_ID ||\r
+ Identifier == MODULE_DB_STOP_START_ID ||\r
+ Identifier == MODULE_DB_STOP_END_ID) {\r
+ return TRUE;\r
+ } else {\r
+ return FALSE;\r
}\r
- *GaugeDataEntryEx = &GaugeEntryExArray[LogEntryKey];\r
-\r
- return EFI_SUCCESS;\r
}\r
\r
/**\r
- Adds a record at the end of the performance measurement log\r
- that records the start time of a performance measurement.\r
+ Get the FPDT record identifier.\r
\r
- Adds a record to the end of the performance measurement log\r
- that contains the Handle, Token, and Module.\r
- The end time of the new record must be set to zero.\r
- If TimeStamp is not zero, then TimeStamp is used to fill in the start time in the record.\r
- If TimeStamp is zero, the start time in the record is filled in with the value\r
- read from the current time stamp.\r
-\r
- @param Handle Pointer to environment specific context used\r
- to identify the component being measured.\r
- @param Token Pointer to a Null-terminated ASCII string\r
- that identifies the component being measured.\r
- @param Module Pointer to a Null-terminated ASCII string\r
- that identifies the module being measured.\r
- @param TimeStamp 64-bit time stamp.\r
+ @param Attribute The attribute of the Record.\r
+ PerfStartEntry: Start Record.\r
+ PerfEndEntry: End Record.\r
+ @param Handle Pointer to environment specific context used to identify the component being measured.\r
+ @param String Pointer to a Null-terminated ASCII string that identifies the component being measured.\r
+ @param ProgressID On return, pointer to the ProgressID.\r
\r
- @retval EFI_SUCCESS The data was read correctly from the device.\r
- @retval EFI_OUT_OF_RESOURCES There are not enough resources to record the measurement.\r
+ @retval EFI_SUCCESS Get record info successfully.\r
+ @retval EFI_INVALID_PARAMETER No matched FPDT record.\r
\r
**/\r
EFI_STATUS\r
-EFIAPI\r
-StartGauge (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
- IN UINT64 TimeStamp\r
+GetFpdtRecordId (\r
+ IN PERF_MEASUREMENT_ATTRIBUTE Attribute,\r
+ IN CONST VOID *Handle,\r
+ IN CONST CHAR8 *String,\r
+ OUT UINT16 *ProgressID\r
)\r
{\r
- return StartGaugeEx (Handle, Token, Module, TimeStamp, 0);\r
+ //\r
+ // Token to Id.\r
+ //\r
+ if (String != NULL) {\r
+ if (AsciiStrCmp (String, START_IMAGE_TOK) == 0) { // "StartImage:"\r
+ if (Attribute == PerfStartEntry) {\r
+ *ProgressID = MODULE_START_ID;\r
+ } else {\r
+ *ProgressID = MODULE_END_ID;\r
+ }\r
+ } else if (AsciiStrCmp (String, LOAD_IMAGE_TOK) == 0) { // "LoadImage:"\r
+ if (Attribute == PerfStartEntry) {\r
+ *ProgressID = MODULE_LOADIMAGE_START_ID;\r
+ } else {\r
+ *ProgressID = MODULE_LOADIMAGE_END_ID;\r
+ }\r
+ } else { // Pref used in Modules\r
+ if (Attribute == PerfStartEntry) {\r
+ *ProgressID = PERF_INMODULE_START_ID;\r
+ } else {\r
+ *ProgressID = PERF_INMODULE_END_ID;\r
+ }\r
+ }\r
+ } else if (Handle != NULL) { // Pref used in Modules\r
+ if (Attribute == PerfStartEntry) {\r
+ *ProgressID = PERF_INMODULE_START_ID;\r
+ } else {\r
+ *ProgressID = PERF_INMODULE_END_ID;\r
+ }\r
+ } else {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+ return EFI_SUCCESS;\r
}\r
\r
/**\r
- Searches the performance measurement log from the beginning of the log\r
- for the first matching record that contains a zero end time and fills in a valid end time.\r
-\r
- Searches the performance measurement log from the beginning of the log\r
- for the first record that matches Handle, Token, and Module and has an end time value of zero.\r
- If the record can not be found then return EFI_NOT_FOUND.\r
- If the record is found and TimeStamp is not zero,\r
- then the end time in the record is filled in with the value specified by TimeStamp.\r
- If the record is found and TimeStamp is zero, then the end time in the matching record\r
- is filled in with the current time stamp value.\r
-\r
- @param Handle Pointer to environment specific context used\r
- to identify the component being measured.\r
- @param Token Pointer to a Null-terminated ASCII string\r
- that identifies the component being measured.\r
- @param Module Pointer to a Null-terminated ASCII string\r
- that identifies the module being measured.\r
- @param TimeStamp 64-bit time stamp.\r
-\r
- @retval EFI_SUCCESS The end of the measurement was recorded.\r
- @retval EFI_NOT_FOUND The specified measurement record could not be found.\r
-\r
+ Get a human readable module name and module guid for the given image handle.\r
+ If module name can't be found, "" string will return.\r
+ If module guid can't be found, Zero Guid will return.\r
+\r
+ @param Handle Image handle or Controller handle.\r
+ @param NameString The ascii string will be filled into it. If not found, null string will return.\r
+ @param BufferSize Size of the input NameString buffer.\r
+ @param ModuleGuid Point to the guid buffer to store the got module guid value.\r
+\r
+ @retval EFI_SUCCESS Successfully get module name and guid.\r
+ @retval EFI_INVALID_PARAMETER The input parameter NameString is NULL.\r
+ @retval other value Module Name can't be got.\r
**/\r
EFI_STATUS\r
EFIAPI\r
-EndGauge (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
- IN UINT64 TimeStamp\r
+GetModuleInfoFromHandle (\r
+ IN EFI_HANDLE Handle,\r
+ OUT CHAR8 *NameString,\r
+ IN UINTN BufferSize,\r
+ OUT EFI_GUID *ModuleGuid OPTIONAL\r
)\r
{\r
- return EndGaugeEx (Handle, Token, Module, TimeStamp, 0);\r
-}\r
+ EFI_STATUS Status;\r
+ EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r
+ EFI_DRIVER_BINDING_PROTOCOL *DriverBinding;\r
+ CHAR8 *PdbFileName;\r
+ EFI_GUID *TempGuid;\r
+ UINTN StartIndex;\r
+ UINTN Index;\r
+ INTN Count;\r
+ BOOLEAN ModuleGuidIsGet;\r
+ UINTN StringSize;\r
+ CHAR16 *StringPtr;\r
+ MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *FvFilePath;\r
+\r
+ if (NameString == NULL || BufferSize == 0) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
\r
-/**\r
- Retrieves a previously logged performance measurement.\r
- It can also retrieve the log created by StartGaugeEx and EndGaugeEx of PERFORMANCE_EX_PROTOCOL,\r
- and then eliminate the Identifier.\r
+ //\r
+ // Try to get the ModuleGuid and name string form the caached array.\r
+ //\r
+ if (mCachePairCount > 0) {\r
+ for (Count = mCachePairCount - 1; Count >= 0; Count--) {\r
+ if (Handle == mCacheHandleGuidTable[Count].Handle) {\r
+ CopyGuid (ModuleGuid, &mCacheHandleGuidTable[Count].ModuleGuid);\r
+ AsciiStrCpyS (NameString, FPDT_STRING_EVENT_RECORD_NAME_LENGTH, mCacheHandleGuidTable[Count].NameString);\r
+ return EFI_SUCCESS;\r
+ }\r
+ }\r
+ }\r
+\r
+ Status = EFI_INVALID_PARAMETER;\r
+ LoadedImage = NULL;\r
+ ModuleGuidIsGet = FALSE;\r
\r
- Retrieves the performance log entry from the performance log specified by LogEntryKey.\r
- If it stands for a valid entry, then EFI_SUCCESS is returned and\r
- GaugeDataEntry stores the pointer to that entry.\r
+ //\r
+ // Initialize GUID as zero value.\r
+ //\r
+ TempGuid = &gZeroGuid;\r
+ //\r
+ // Initialize it as "" string.\r
+ //\r
+ NameString[0] = 0;\r
\r
- @param LogEntryKey The key for the previous performance measurement log entry.\r
- If 0, then the first performance measurement log entry is retrieved.\r
- @param GaugeDataEntry The indirect pointer to the gauge data entry specified by LogEntryKey\r
- if the retrieval is successful.\r
+ if (Handle != NULL) {\r
+ //\r
+ // Try Handle as ImageHandle.\r
+ //\r
+ Status = gBS->HandleProtocol (\r
+ Handle,\r
+ &gEfiLoadedImageProtocolGuid,\r
+ (VOID**) &LoadedImage\r
+ );\r
\r
- @retval EFI_SUCCESS The GuageDataEntry is successfully found based on LogEntryKey.\r
- @retval EFI_NOT_FOUND The LogEntryKey is the last entry (equals to the total entry number).\r
- @retval EFI_INVALIDE_PARAMETER The LogEntryKey is not a valid entry (greater than the total entry number).\r
- @retval EFI_INVALIDE_PARAMETER GaugeDataEntry is NULL.\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // Try Handle as Controller Handle\r
+ //\r
+ Status = gBS->OpenProtocol (\r
+ Handle,\r
+ &gEfiDriverBindingProtocolGuid,\r
+ (VOID **) &DriverBinding,\r
+ NULL,\r
+ NULL,\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ //\r
+ // Get Image protocol from ImageHandle\r
+ //\r
+ Status = gBS->HandleProtocol (\r
+ DriverBinding->ImageHandle,\r
+ &gEfiLoadedImageProtocolGuid,\r
+ (VOID**) &LoadedImage\r
+ );\r
+ }\r
+ }\r
+ }\r
\r
-**/\r
-EFI_STATUS\r
-EFIAPI\r
-GetGauge (\r
- IN UINTN LogEntryKey,\r
- OUT GAUGE_DATA_ENTRY **GaugeDataEntry\r
- )\r
-{\r
- EFI_STATUS Status;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryEx;\r
+ if (!EFI_ERROR (Status) && LoadedImage != NULL) {\r
+ //\r
+ // Get Module Guid from DevicePath.\r
+ //\r
+ if (LoadedImage->FilePath != NULL &&\r
+ LoadedImage->FilePath->Type == MEDIA_DEVICE_PATH &&\r
+ LoadedImage->FilePath->SubType == MEDIA_PIWG_FW_FILE_DP\r
+ ) {\r
+ //\r
+ // Determine GUID associated with module logging performance\r
+ //\r
+ ModuleGuidIsGet = TRUE;\r
+ FvFilePath = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *) LoadedImage->FilePath;\r
+ TempGuid = &FvFilePath->FvFileName;\r
+ }\r
\r
- GaugeEntryEx = NULL;\r
+ //\r
+ // Method 1 Get Module Name from PDB string.\r
+ //\r
+ PdbFileName = PeCoffLoaderGetPdbPointer (LoadedImage->ImageBase);\r
+ if (PdbFileName != NULL && BufferSize > 0) {\r
+ StartIndex = 0;\r
+ for (Index = 0; PdbFileName[Index] != 0; Index++) {\r
+ if ((PdbFileName[Index] == '\\') || (PdbFileName[Index] == '/')) {\r
+ StartIndex = Index + 1;\r
+ }\r
+ }\r
+ //\r
+ // Copy the PDB file name to our temporary string.\r
+ // If the length is bigger than BufferSize, trim the redudant characters to avoid overflow in array boundary.\r
+ //\r
+ for (Index = 0; Index < BufferSize - 1; Index++) {\r
+ NameString[Index] = PdbFileName[Index + StartIndex];\r
+ if (NameString[Index] == 0 || NameString[Index] == '.') {\r
+ NameString[Index] = 0;\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (Index == BufferSize - 1) {\r
+ NameString[Index] = 0;\r
+ }\r
+ //\r
+ // Module Name is got.\r
+ //\r
+ goto Done;\r
+ }\r
+ }\r
\r
- Status = GetGaugeEx (LogEntryKey, &GaugeEntryEx);\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
+ if (ModuleGuidIsGet) {\r
+ //\r
+ // Method 2 Try to get the image's FFS UI section by image GUID\r
+ //\r
+ StringPtr = NULL;\r
+ StringSize = 0;\r
+ Status = GetSectionFromAnyFv (\r
+ TempGuid,\r
+ EFI_SECTION_USER_INTERFACE,\r
+ 0,\r
+ (VOID **) &StringPtr,\r
+ &StringSize\r
+ );\r
+\r
+ if (!EFI_ERROR (Status)) {\r
+ //\r
+ // Method 3. Get the name string from FFS UI section\r
+ //\r
+ for (Index = 0; Index < BufferSize - 1 && StringPtr[Index] != 0; Index++) {\r
+ NameString[Index] = (CHAR8) StringPtr[Index];\r
+ }\r
+ NameString[Index] = 0;\r
+ FreePool (StringPtr);\r
+ }\r
}\r
\r
- if (GaugeDataEntry == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
+Done:\r
+ //\r
+ // Copy Module Guid\r
+ //\r
+ if (ModuleGuid != NULL) {\r
+ CopyGuid (ModuleGuid, TempGuid);\r
+ if (IsZeroGuid(TempGuid) && (Handle != NULL) && !ModuleGuidIsGet) {\r
+ // Handle is GUID\r
+ CopyGuid (ModuleGuid, (EFI_GUID *) Handle);\r
+ }\r
}\r
\r
- *GaugeDataEntry = (GAUGE_DATA_ENTRY *) GaugeEntryEx;\r
+ //\r
+ // Cache the Handle and Guid pairs.\r
+ //\r
+ if (mCachePairCount < CACHE_HANDLE_GUID_COUNT) {\r
+ mCacheHandleGuidTable[mCachePairCount].Handle = Handle;\r
+ CopyGuid (&mCacheHandleGuidTable[mCachePairCount].ModuleGuid, ModuleGuid);\r
+ AsciiStrCpyS (mCacheHandleGuidTable[mCachePairCount].NameString, FPDT_STRING_EVENT_RECORD_NAME_LENGTH, NameString);\r
+ mCachePairCount ++;\r
+ }\r
\r
- return EFI_SUCCESS;\r
+ return Status;\r
}\r
\r
/**\r
- This function check if the address is in SMRAM.\r
+ Copies the string from Source into Destination and updates Length with the\r
+ size of the string.\r
\r
- @param Buffer the buffer address to be checked.\r
- @param Length the buffer length to be checked.\r
+ @param Destination - destination of the string copy\r
+ @param Source - pointer to the source string which will get copied\r
+ @param Length - pointer to a length variable to be updated\r
\r
- @retval TRUE this address is in SMRAM.\r
- @retval FALSE this address is NOT in SMRAM.\r
**/\r
-BOOLEAN\r
-IsAddressInSmram (\r
- IN EFI_PHYSICAL_ADDRESS Buffer,\r
- IN UINT64 Length\r
+VOID\r
+CopyStringIntoPerfRecordAndUpdateLength (\r
+ IN OUT CHAR8 *Destination,\r
+ IN CONST CHAR8 *Source,\r
+ IN OUT UINT8 *Length\r
)\r
{\r
- UINTN Index;\r
+ UINTN StringLen;\r
+ UINTN DestMax;\r
+\r
+ ASSERT (Source != NULL);\r
\r
- for (Index = 0; Index < mSmramRangeCount; Index ++) {\r
- if (((Buffer >= mSmramRanges[Index].CpuStart) && (Buffer < mSmramRanges[Index].CpuStart + mSmramRanges[Index].PhysicalSize)) ||\r
- ((mSmramRanges[Index].CpuStart >= Buffer) && (mSmramRanges[Index].CpuStart < Buffer + Length))) {\r
- return TRUE;\r
+ if (PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ DestMax = STRING_SIZE;\r
+ } else {\r
+ DestMax = AsciiStrSize (Source);\r
+ if (DestMax > STRING_SIZE) {\r
+ DestMax = STRING_SIZE;\r
}\r
}\r
+ StringLen = AsciiStrLen (Source);\r
+ if (StringLen >= DestMax) {\r
+ StringLen = DestMax -1;\r
+ }\r
\r
- return FALSE;\r
+ AsciiStrnCpyS(Destination, DestMax, Source, StringLen);\r
+ *Length += (UINT8)DestMax;\r
+\r
+ return;\r
}\r
\r
/**\r
- This function check if the address refered by Buffer and Length is valid.\r
+ Create performance record with event description and a timestamp.\r
+\r
+ @param CallerIdentifier - Image handle or pointer to caller ID GUID.\r
+ @param Guid - Pointer to a GUID.\r
+ @param String - Pointer to a string describing the measurement.\r
+ @param Ticker - 64-bit time stamp.\r
+ @param Address - Pointer to a location in memory relevant to the measurement.\r
+ @param PerfId - Performance identifier describing the type of measurement.\r
+ @param Attribute - The attribute of the measurement. According to attribute can create a start\r
+ record for PERF_START/PERF_START_EX, or a end record for PERF_END/PERF_END_EX,\r
+ or a general record for other Perf macros.\r
+\r
+ @retval EFI_SUCCESS - Successfully created performance record.\r
+ @retval EFI_OUT_OF_RESOURCES - Ran out of space to store the records.\r
+ @retval EFI_INVALID_PARAMETER - Invalid parameter passed to function - NULL\r
+ pointer or invalid PerfId.\r
+\r
+ @retval EFI_SUCCESS - Successfully created performance record\r
+ @retval EFI_OUT_OF_RESOURCES - Ran out of space to store the records\r
+ @retval EFI_INVALID_PARAMETER - Invalid parameter passed to function - NULL\r
+ pointer or invalid PerfId\r
\r
- @param Buffer the buffer address to be checked.\r
- @param Length the buffer length to be checked.\r
-\r
- @retval TRUE this address is valid.\r
- @retval FALSE this address is NOT valid.\r
**/\r
-BOOLEAN\r
-IsAddressValid (\r
- IN UINTN Buffer,\r
- IN UINTN Length\r
+EFI_STATUS\r
+InsertFpdtRecord (\r
+ IN CONST VOID *CallerIdentifier, OPTIONAL\r
+ IN CONST VOID *Guid, OPTIONAL\r
+ IN CONST CHAR8 *String, OPTIONAL\r
+ IN UINT64 Ticker,\r
+ IN UINT64 Address, OPTIONAL\r
+ IN UINT16 PerfId,\r
+ IN PERF_MEASUREMENT_ATTRIBUTE Attribute\r
)\r
+\r
{\r
- if (Buffer > (MAX_ADDRESS - Length)) {\r
+ EFI_STATUS Status;\r
+ EFI_GUID ModuleGuid;\r
+ CHAR8 ModuleName[FPDT_STRING_EVENT_RECORD_NAME_LENGTH];\r
+ FPDT_RECORD_PTR FpdtRecordPtr;\r
+ FPDT_RECORD_PTR CachedFpdtRecordPtr;\r
+ UINT64 TimeStamp;\r
+ CONST CHAR8 *StringPtr;\r
+ UINTN DestMax;\r
+ UINTN StringLen;\r
+ UINT16 ProgressId;\r
+\r
+ StringPtr = NULL;\r
+ ZeroMem (ModuleName, sizeof (ModuleName));\r
+\r
+ //\r
+ // 1. Get the Perf Id for records from PERF_START/PERF_END, PERF_START_EX/PERF_END_EX.\r
+ // notes: For other Perf macros (Attribute == PerfEntry), their Id is known.\r
+ //\r
+ if (Attribute != PerfEntry) {\r
//\r
- // Overflow happen\r
+ // If PERF_START_EX()/PERF_END_EX() have specified the ProgressID,it has high priority.\r
+ // !!! Note: If the Perf is not the known Token used in the core but have same\r
+ // ID with the core Token, this case will not be supported.\r
+ // And in currtnt usage mode, for the unkown ID, there is a general rule:\r
+ // If it is start pref: the lower 4 bits of the ID should be 0.\r
+ // If it is end pref: the lower 4 bits of the ID should not be 0.\r
+ // If input ID doesn't follow the rule, we will adjust it.\r
//\r
- return FALSE;\r
- }\r
- if (IsAddressInSmram ((EFI_PHYSICAL_ADDRESS)Buffer, (UINT64)Length)) {\r
- return FALSE;\r
+ if ((PerfId != 0) && (IsKnownID (PerfId)) && (!IsKnownTokens (String))) {\r
+ return EFI_INVALID_PARAMETER;\r
+ } else if ((PerfId != 0) && (!IsKnownID (PerfId)) && (!IsKnownTokens (String))) {\r
+ if ((Attribute == PerfStartEntry) && ((PerfId & 0x000F) != 0)) {\r
+ PerfId &= 0xFFF0;\r
+ } else if ((Attribute == PerfEndEntry) && ((PerfId & 0x000F) == 0)) {\r
+ PerfId += 1;\r
+ }\r
+ }\r
+ if (PerfId == 0) {\r
+ //\r
+ // Get ProgressID form the String Token.\r
+ //\r
+ Status = GetFpdtRecordId (Attribute, CallerIdentifier, String, &ProgressId);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ PerfId = ProgressId;\r
+ }\r
}\r
- return TRUE;\r
-}\r
-\r
-/**\r
- Communication service SMI Handler entry.\r
-\r
- This SMI handler provides services for the performance wrapper driver.\r
- \r
- Caution: This function may receive untrusted input.\r
- Communicate buffer and buffer size are external input, so this function will do basic validation.\r
-\r
- @param[in] DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister().\r
- @param[in] RegisterContext Points to an optional handler context which was specified when the\r
- handler was registered.\r
- @param[in, out] CommBuffer A pointer to a collection of data in memory that will\r
- be conveyed from a non-SMM environment into an SMM environment.\r
- @param[in, out] CommBufferSize The size of the CommBuffer.\r
-\r
- @retval EFI_SUCCESS The interrupt was handled and quiesced. No other handlers \r
- should still be called.\r
- @retval EFI_WARN_INTERRUPT_SOURCE_QUIESCED The interrupt has been quiesced but other handlers should \r
- still be called.\r
- @retval EFI_WARN_INTERRUPT_SOURCE_PENDING The interrupt is still pending and other handlers should still \r
- be called.\r
- @retval EFI_INTERRUPT_PENDING The interrupt could not be quiesced.\r
-**/\r
-EFI_STATUS\r
-EFIAPI\r
-SmmPerformanceHandlerEx (\r
- IN EFI_HANDLE DispatchHandle,\r
- IN CONST VOID *RegisterContext,\r
- IN OUT VOID *CommBuffer,\r
- IN OUT UINTN *CommBufferSize\r
- )\r
-{\r
- EFI_STATUS Status;\r
- SMM_PERF_COMMUNICATE_EX *SmmPerfCommData;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
- UINTN DataSize;\r
-\r
- GaugeEntryExArray = NULL;\r
\r
//\r
- // If input is invalid, stop processing this SMI\r
+ // 2. Get the buffer to store the FPDT record.\r
//\r
- if (CommBuffer == NULL || CommBufferSize == NULL) {\r
- return EFI_SUCCESS;\r
+ Status = GetFpdtRecordPtr (FPDT_MAX_PERF_RECORD_SIZE, &FpdtRecordPtr);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
}\r
\r
- if(*CommBufferSize < sizeof (SMM_PERF_COMMUNICATE_EX)) {\r
- return EFI_SUCCESS;\r
+ //\r
+ // 3. Get the TimeStamp.\r
+ //\r
+ if (Ticker == 0) {\r
+ Ticker = GetPerformanceCounter ();\r
+ TimeStamp = GetTimeInNanoSecond (Ticker);\r
+ } else if (Ticker == 1) {\r
+ TimeStamp = 0;\r
+ } else {\r
+ TimeStamp = GetTimeInNanoSecond (Ticker);\r
}\r
\r
- if (!IsAddressValid ((UINTN)CommBuffer, *CommBufferSize)) {\r
- DEBUG ((EFI_D_ERROR, "SMM communcation data buffer in SMRAM or overflow!\n"));\r
- return EFI_SUCCESS;\r
+ //\r
+ // 4. Fill in the FPDT record according to different Performance Identifier.\r
+ //\r
+ switch (PerfId) {\r
+ case MODULE_START_ID:\r
+ case MODULE_END_ID:\r
+ GetModuleInfoFromHandle ((EFI_HANDLE *)CallerIdentifier, ModuleName, sizeof (ModuleName), &ModuleGuid);\r
+ StringPtr = ModuleName;\r
+ //\r
+ // Cache the offset of start image start record and use to update the start image end record if needed.\r
+ //\r
+ if (PerfId == MODULE_START_ID && Attribute == PerfEntry) {\r
+ mCachedLength = mSmmBootPerformanceTable->Header.Length;\r
+ }\r
+ if (!PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ FpdtRecordPtr.GuidEvent->Header.Type = FPDT_GUID_EVENT_TYPE;\r
+ FpdtRecordPtr.GuidEvent->Header.Length = sizeof (FPDT_GUID_EVENT_RECORD);\r
+ FpdtRecordPtr.GuidEvent->Header.Revision = FPDT_RECORD_REVISION_1;\r
+ FpdtRecordPtr.GuidEvent->ProgressID = PerfId;\r
+ FpdtRecordPtr.GuidEvent->Timestamp = TimeStamp;\r
+ CopyMem (&FpdtRecordPtr.GuidEvent->Guid, &ModuleGuid, sizeof (FpdtRecordPtr.GuidEvent->Guid));\r
+ if (CallerIdentifier == NULL && PerfId == MODULE_END_ID && mCachedLength != 0) {\r
+ CachedFpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)((UINT8*)mSmmBootPerformanceTable + mCachedLength);\r
+ CopyMem (&FpdtRecordPtr.GuidEvent->Guid, &CachedFpdtRecordPtr.GuidEvent->Guid, sizeof (FpdtRecordPtr.GuidEvent->Guid));\r
+ mCachedLength = 0;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case MODULE_LOADIMAGE_START_ID:\r
+ case MODULE_LOADIMAGE_END_ID:\r
+ GetModuleInfoFromHandle ((EFI_HANDLE *)CallerIdentifier, ModuleName, sizeof (ModuleName), &ModuleGuid);\r
+ StringPtr = ModuleName;\r
+ if (PerfId == MODULE_LOADIMAGE_START_ID) {\r
+ mLoadImageCount++;\r
+ //\r
+ // Cache the offset of load image start record and use to be updated by the load image end record if needed.\r
+ //\r
+ if (CallerIdentifier == NULL && Attribute == PerfEntry) {\r
+ mCachedLength = mSmmBootPerformanceTable->Header.Length;\r
+ }\r
+ }\r
+ if (!PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ FpdtRecordPtr.GuidQwordEvent->Header.Type = FPDT_GUID_QWORD_EVENT_TYPE;\r
+ FpdtRecordPtr.GuidQwordEvent->Header.Length = sizeof (FPDT_GUID_QWORD_EVENT_RECORD);\r
+ FpdtRecordPtr.GuidQwordEvent->Header.Revision = FPDT_RECORD_REVISION_1;\r
+ FpdtRecordPtr.GuidQwordEvent->ProgressID = PerfId;\r
+ FpdtRecordPtr.GuidQwordEvent->Timestamp = TimeStamp;\r
+ FpdtRecordPtr.GuidQwordEvent->Qword = mLoadImageCount;\r
+ CopyMem (&FpdtRecordPtr.GuidQwordEvent->Guid, &ModuleGuid, sizeof (FpdtRecordPtr.GuidQwordEvent->Guid));\r
+ if (PerfId == MODULE_LOADIMAGE_END_ID && mCachedLength != 0) {\r
+ CachedFpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)((UINT8*)mSmmBootPerformanceTable + mCachedLength);\r
+ CopyMem (&CachedFpdtRecordPtr.GuidQwordEvent->Guid, &ModuleGuid, sizeof (CachedFpdtRecordPtr.GuidQwordEvent->Guid));\r
+ mCachedLength = 0;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case PERF_EVENTSIGNAL_START_ID:\r
+ case PERF_EVENTSIGNAL_END_ID:\r
+ case PERF_CALLBACK_START_ID:\r
+ case PERF_CALLBACK_END_ID:\r
+ if (String == NULL || Guid == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ StringPtr = String;\r
+ if (AsciiStrLen (String) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\r
+ if (!PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ FpdtRecordPtr.DualGuidStringEvent->Header.Type = FPDT_DUAL_GUID_STRING_EVENT_TYPE;\r
+ FpdtRecordPtr.DualGuidStringEvent->Header.Length = sizeof (FPDT_DUAL_GUID_STRING_EVENT_RECORD);\r
+ FpdtRecordPtr.DualGuidStringEvent->Header.Revision = FPDT_RECORD_REVISION_1;\r
+ FpdtRecordPtr.DualGuidStringEvent->ProgressID = PerfId;\r
+ FpdtRecordPtr.DualGuidStringEvent->Timestamp = TimeStamp;\r
+ CopyMem (&FpdtRecordPtr.DualGuidStringEvent->Guid1, CallerIdentifier, sizeof (FpdtRecordPtr.DualGuidStringEvent->Guid1));\r
+ CopyMem (&FpdtRecordPtr.DualGuidStringEvent->Guid2, Guid, sizeof (FpdtRecordPtr.DualGuidStringEvent->Guid2));\r
+ CopyStringIntoPerfRecordAndUpdateLength (FpdtRecordPtr.DualGuidStringEvent->String, StringPtr, &FpdtRecordPtr.DualGuidStringEvent->Header.Length);\r
+ }\r
+ break;\r
+\r
+ case PERF_EVENT_ID:\r
+ case PERF_FUNCTION_START_ID:\r
+ case PERF_FUNCTION_END_ID:\r
+ case PERF_INMODULE_START_ID:\r
+ case PERF_INMODULE_END_ID:\r
+ case PERF_CROSSMODULE_START_ID:\r
+ case PERF_CROSSMODULE_END_ID:\r
+ GetModuleInfoFromHandle ((EFI_HANDLE *)CallerIdentifier, ModuleName, sizeof (ModuleName), &ModuleGuid);\r
+ if (String != NULL) {\r
+ StringPtr = String;\r
+ } else {\r
+ StringPtr = ModuleName;\r
+ }\r
+ if (AsciiStrLen (StringPtr) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\r
+ if (!PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Type = FPDT_DYNAMIC_STRING_EVENT_TYPE;\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Length = sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD);\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Revision = FPDT_RECORD_REVISION_1;\r
+ FpdtRecordPtr.DynamicStringEvent->ProgressID = PerfId;\r
+ FpdtRecordPtr.DynamicStringEvent->Timestamp = TimeStamp;\r
+ CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, &ModuleGuid, sizeof (FpdtRecordPtr.DynamicStringEvent->Guid));\r
+ CopyStringIntoPerfRecordAndUpdateLength (FpdtRecordPtr.DynamicStringEvent->String, StringPtr, &FpdtRecordPtr.DynamicStringEvent->Header.Length);\r
+ }\r
+ break;\r
+\r
+ default:\r
+ if (Attribute != PerfEntry) {\r
+ GetModuleInfoFromHandle ((EFI_HANDLE *)CallerIdentifier, ModuleName, sizeof (ModuleName), &ModuleGuid);\r
+ if (String != NULL) {\r
+ StringPtr = String;\r
+ } else {\r
+ StringPtr = ModuleName;\r
+ }\r
+ if (AsciiStrLen (StringPtr) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\r
+ if (!PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Type = FPDT_DYNAMIC_STRING_EVENT_TYPE;\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Length = sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD);\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Revision = FPDT_RECORD_REVISION_1;\r
+ FpdtRecordPtr.DynamicStringEvent->ProgressID = PerfId;\r
+ FpdtRecordPtr.DynamicStringEvent->Timestamp = TimeStamp;\r
+ CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, &ModuleGuid, sizeof (FpdtRecordPtr.DynamicStringEvent->Guid));\r
+ CopyStringIntoPerfRecordAndUpdateLength (FpdtRecordPtr.DynamicStringEvent->String, StringPtr, &FpdtRecordPtr.DynamicStringEvent->Header.Length);\r
+ }\r
+ } else {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ break;\r
}\r
- \r
- SmmPerfCommData = (SMM_PERF_COMMUNICATE_EX *)CommBuffer;\r
-\r
- switch (SmmPerfCommData->Function) {\r
- case SMM_PERF_FUNCTION_GET_GAUGE_ENTRY_NUMBER :\r
- SmmPerfCommData->NumberOfEntries = mGaugeData->NumberOfEntries;\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case SMM_PERF_FUNCTION_GET_GAUGE_DATA :\r
- if ( SmmPerfCommData->GaugeDataEx == NULL || SmmPerfCommData->NumberOfEntries == 0 ||\r
- (SmmPerfCommData->LogEntryKey + SmmPerfCommData->NumberOfEntries) > mGaugeData->NumberOfEntries) {\r
- Status = EFI_INVALID_PARAMETER;\r
- break;\r
- }\r
-\r
- //\r
- // Sanity check\r
- //\r
- DataSize = SmmPerfCommData->NumberOfEntries * sizeof(GAUGE_DATA_ENTRY_EX);\r
- if (!IsAddressValid ((UINTN)SmmPerfCommData->GaugeDataEx, DataSize)) {\r
- DEBUG ((EFI_D_ERROR, "SMM Performance Data buffer in SMRAM or overflow!\n"));\r
- Status = EFI_ACCESS_DENIED;\r
- break;\r
- }\r
-\r
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
- CopyMem(\r
- (UINT8 *) (SmmPerfCommData->GaugeDataEx),\r
- (UINT8 *) &GaugeEntryExArray[SmmPerfCommData->LogEntryKey],\r
- DataSize\r
- );\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- default:\r
- Status = EFI_UNSUPPORTED;\r
+\r
+ //\r
+ // 4.2 When PcdEdkiiFpdtStringRecordEnableOnly==TRUE, create string record for all Perf entries.\r
+ //\r
+ if (PcdGetBool (PcdEdkiiFpdtStringRecordEnableOnly)) {\r
+ if (StringPtr == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Type = FPDT_DYNAMIC_STRING_EVENT_TYPE;\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Length = sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD);\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Revision = FPDT_RECORD_REVISION_1;\r
+ FpdtRecordPtr.DynamicStringEvent->ProgressID = PerfId;\r
+ FpdtRecordPtr.DynamicStringEvent->Timestamp = TimeStamp;\r
+ if (Guid != NULL) {\r
+ //\r
+ // Cache the event guid in string event record.\r
+ //\r
+ CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, Guid, sizeof (FpdtRecordPtr.DynamicStringEvent->Guid));\r
+ } else {\r
+ CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, &ModuleGuid, sizeof (FpdtRecordPtr.DynamicStringEvent->Guid));\r
+ }\r
+ if (AsciiStrLen (StringPtr) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\r
+ CopyStringIntoPerfRecordAndUpdateLength (FpdtRecordPtr.DynamicStringEvent->String, StringPtr, &FpdtRecordPtr.DynamicStringEvent->Header.Length);\r
+\r
+ if ((PerfId == MODULE_LOADIMAGE_START_ID) || (PerfId == MODULE_END_ID)) {\r
+ FpdtRecordPtr.DynamicStringEvent->Header.Length = (UINT8)(sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD)+ STRING_SIZE);\r
+ }\r
+ if ((PerfId == MODULE_LOADIMAGE_END_ID || PerfId == MODULE_END_ID) && mCachedLength != 0) {\r
+ CachedFpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)((UINT8*)mSmmBootPerformanceTable + mCachedLength);\r
+ if (PerfId == MODULE_LOADIMAGE_END_ID) {\r
+ DestMax = CachedFpdtRecordPtr.DynamicStringEvent->Header.Length - sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD);\r
+ StringLen = AsciiStrLen (StringPtr);\r
+ if (StringLen >= DestMax) {\r
+ StringLen = DestMax -1;\r
+ }\r
+ CopyMem (&CachedFpdtRecordPtr.DynamicStringEvent->Guid, &ModuleGuid, sizeof (CachedFpdtRecordPtr.DynamicStringEvent->Guid));\r
+ AsciiStrnCpyS (CachedFpdtRecordPtr.DynamicStringEvent->String, DestMax, StringPtr, StringLen);\r
+ } else if (PerfId == MODULE_END_ID) {\r
+ DestMax = FpdtRecordPtr.DynamicStringEvent->Header.Length - sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD);\r
+ StringLen = AsciiStrLen (CachedFpdtRecordPtr.DynamicStringEvent->String);\r
+ if (StringLen >= DestMax) {\r
+ StringLen = DestMax -1;\r
+ }\r
+ CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, &CachedFpdtRecordPtr.DynamicStringEvent->Guid, sizeof (CachedFpdtRecordPtr.DynamicStringEvent->Guid));\r
+ AsciiStrnCpyS (FpdtRecordPtr.DynamicStringEvent->String, DestMax, CachedFpdtRecordPtr.DynamicStringEvent->String, StringLen);\r
+ }\r
+ mCachedLength = 0;\r
+ }\r
}\r
\r
+ //\r
+ // 5. Update the length of the used buffer after fill in the record.\r
+ //\r
+ mPerformanceLength += FpdtRecordPtr.RecordHeader->Length;\r
+ mSmmBootPerformanceTable->Header.Length += FpdtRecordPtr.RecordHeader->Length;\r
\r
- SmmPerfCommData->ReturnStatus = Status;\r
- \r
return EFI_SUCCESS;\r
}\r
\r
/**\r
- Communication service SMI Handler entry.\r
-\r
- This SMI handler provides services for the performance wrapper driver.\r
-\r
- Caution: This function may receive untrusted input.\r
- Communicate buffer and buffer size are external input, so this function will do basic validation.\r
-\r
- @param[in] DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister().\r
- @param[in] RegisterContext Points to an optional handler context which was specified when the\r
- handler was registered.\r
- @param[in, out] CommBuffer A pointer to a collection of data in memory that will\r
- be conveyed from a non-SMM environment into an SMM environment.\r
- @param[in, out] CommBufferSize The size of the CommBuffer.\r
-\r
- @retval EFI_SUCCESS The interrupt was handled and quiesced. No other handlers \r
- should still be called.\r
- @retval EFI_WARN_INTERRUPT_SOURCE_QUIESCED The interrupt has been quiesced but other handlers should \r
- still be called.\r
- @retval EFI_WARN_INTERRUPT_SOURCE_PENDING The interrupt is still pending and other handlers should still \r
- be called.\r
- @retval EFI_INTERRUPT_PENDING The interrupt could not be quiesced.\r
+ SmmReadyToBoot protocol notification event handler.\r
+\r
+ @param Protocol Points to the protocol's unique identifier\r
+ @param Interface Points to the interface instance\r
+ @param Handle The handle on which the interface was installed\r
+\r
+ @retval EFI_SUCCESS SmmReadyToBootCallback runs successfully\r
+\r
**/\r
EFI_STATUS\r
EFIAPI\r
-SmmPerformanceHandler (\r
- IN EFI_HANDLE DispatchHandle,\r
- IN CONST VOID *RegisterContext,\r
- IN OUT VOID *CommBuffer,\r
- IN OUT UINTN *CommBufferSize\r
+SmmReportFpdtRecordData (\r
+ IN CONST EFI_GUID *Protocol,\r
+ IN VOID *Interface,\r
+ IN EFI_HANDLE Handle\r
)\r
{\r
- EFI_STATUS Status;\r
- SMM_PERF_COMMUNICATE *SmmPerfCommData;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
- UINTN DataSize;\r
- UINTN Index;\r
- UINTN LogEntryKey;\r
- \r
- GaugeEntryExArray = NULL;\r
-\r
- //\r
- // If input is invalid, stop processing this SMI\r
- //\r
- if (CommBuffer == NULL || CommBufferSize == NULL) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
- if(*CommBufferSize < sizeof (SMM_PERF_COMMUNICATE)) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
- if (!IsAddressValid ((UINTN)CommBuffer, *CommBufferSize)) {\r
- DEBUG ((EFI_D_ERROR, "SMM communcation data buffer in SMRAM or overflow!\n"));\r
- return EFI_SUCCESS;\r
- }\r
-\r
- SmmPerfCommData = (SMM_PERF_COMMUNICATE *)CommBuffer;\r
-\r
- switch (SmmPerfCommData->Function) {\r
- case SMM_PERF_FUNCTION_GET_GAUGE_ENTRY_NUMBER :\r
- SmmPerfCommData->NumberOfEntries = mGaugeData->NumberOfEntries;\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case SMM_PERF_FUNCTION_GET_GAUGE_DATA :\r
- if ( SmmPerfCommData->GaugeData == NULL || SmmPerfCommData->NumberOfEntries == 0 ||\r
- (SmmPerfCommData->LogEntryKey + SmmPerfCommData->NumberOfEntries) > mGaugeData->NumberOfEntries) {\r
- Status = EFI_INVALID_PARAMETER;\r
- break;\r
- }\r
-\r
- //\r
- // Sanity check\r
- //\r
- DataSize = SmmPerfCommData->NumberOfEntries * sizeof(GAUGE_DATA_ENTRY);\r
- if (!IsAddressValid ((UINTN)SmmPerfCommData->GaugeData, DataSize)) {\r
- DEBUG ((EFI_D_ERROR, "SMM Performance Data buffer in SMRAM or overflow!\n"));\r
- Status = EFI_ACCESS_DENIED;\r
- break;\r
- }\r
-\r
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
-\r
- LogEntryKey = SmmPerfCommData->LogEntryKey;\r
- for (Index = 0; Index < SmmPerfCommData->NumberOfEntries; Index++) {\r
- CopyMem(\r
- (UINT8 *) &(SmmPerfCommData->GaugeData[Index]),\r
- (UINT8 *) &GaugeEntryExArray[LogEntryKey++],\r
- sizeof (GAUGE_DATA_ENTRY)\r
- );\r
- }\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- default:\r
- Status = EFI_UNSUPPORTED;\r
+ UINT64 SmmBPDTddr;\r
+\r
+ if (!mFpdtDataIsReported && mSmmBootPerformanceTable != NULL) {\r
+ SmmBPDTddr = (UINT64)(UINTN)mSmmBootPerformanceTable;\r
+ REPORT_STATUS_CODE_EX (\r
+ EFI_PROGRESS_CODE,\r
+ EFI_SOFTWARE_SMM_DRIVER,\r
+ 0,\r
+ NULL,\r
+ &gEdkiiFpdtExtendedFirmwarePerformanceGuid,\r
+ &SmmBPDTddr,\r
+ sizeof (UINT64)\r
+ );\r
+ //\r
+ // Set FPDT report state to TRUE.\r
+ //\r
+ mFpdtDataIsReported = TRUE;\r
}\r
-\r
-\r
- SmmPerfCommData->ReturnStatus = Status;\r
- \r
return EFI_SUCCESS;\r
}\r
\r
/**\r
- SmmBase2 protocol notify callback function, when SMST and SMM memory service get initialized \r
- this function is callbacked to initialize the Smm Performance Lib \r
+ SmmBase2 protocol notify callback function, when SMST and SMM memory service get initialized\r
+ this function is callbacked to initialize the Smm Performance Lib\r
\r
@param Event The event of notify protocol.\r
@param Context Notify event context.\r
IN VOID *Context\r
)\r
{\r
- EFI_STATUS Status;\r
EFI_HANDLE Handle;\r
- EFI_SMM_ACCESS2_PROTOCOL *SmmAccess;\r
- UINTN Size;\r
-\r
+ EFI_STATUS Status;\r
+ VOID *SmmReadyToBootRegistration;\r
+ PERFORMANCE_PROPERTY *PerformanceProperty;\r
\r
//\r
// Initialize spin lock\r
//\r
- InitializeSpinLock (&mSmmPerfLock);\r
-\r
- mMaxGaugeRecords = INIT_SMM_GAUGE_DATA_ENTRIES;\r
+ InitializeSpinLock (&mSmmFpdtLock);\r
\r
- mGaugeData = AllocateZeroPool (sizeof (GAUGE_DATA_HEADER) + (sizeof (GAUGE_DATA_ENTRY_EX) * mMaxGaugeRecords));\r
- ASSERT (mGaugeData != NULL);\r
- \r
//\r
- // Get SMRAM information\r
- //\r
- Status = gBS->LocateProtocol (&gEfiSmmAccess2ProtocolGuid, NULL, (VOID **)&SmmAccess);\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- Size = 0;\r
- Status = SmmAccess->GetCapabilities (SmmAccess, &Size, NULL);\r
- ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r
-\r
- Status = gSmst->SmmAllocatePool (\r
- EfiRuntimeServicesData,\r
- Size,\r
- (VOID **)&mSmramRanges\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- Status = SmmAccess->GetCapabilities (SmmAccess, &Size, mSmramRanges);\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- mSmramRangeCount = Size / sizeof (EFI_SMRAM_DESCRIPTOR);\r
-\r
- //\r
- // Install the protocol interfaces.\r
+ // Install the protocol interfaces for SMM performance library instance.\r
//\r
+ Handle = NULL;\r
Status = gSmst->SmmInstallProtocolInterface (\r
- &mHandle,\r
- &gSmmPerformanceProtocolGuid,\r
+ &Handle,\r
+ &gEdkiiSmmPerformanceMeasurementProtocolGuid,\r
EFI_NATIVE_INTERFACE,\r
- &mPerformanceInterface\r
+ &mPerformanceMeasurementInterface\r
);\r
ASSERT_EFI_ERROR (Status);\r
\r
- Status = gSmst->SmmInstallProtocolInterface (\r
- &mHandle,\r
- &gSmmPerformanceExProtocolGuid,\r
- EFI_NATIVE_INTERFACE,\r
- &mPerformanceExInterface\r
+ Status = gSmst->SmmRegisterProtocolNotify (\r
+ &gEdkiiSmmReadyToBootProtocolGuid,\r
+ SmmReportFpdtRecordData,\r
+ &SmmReadyToBootRegistration\r
);\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- ///\r
- /// Register SMM Performance SMI handler\r
- ///\r
- Handle = NULL;\r
- Status = gSmst->SmiHandlerRegister (SmmPerformanceHandler, &gSmmPerformanceProtocolGuid, &Handle);\r
- ASSERT_EFI_ERROR (Status);\r
- Status = gSmst->SmiHandlerRegister (SmmPerformanceHandlerEx, &gSmmPerformanceExProtocolGuid, &Handle);\r
- ASSERT_EFI_ERROR (Status);\r
+ Status = EfiGetSystemConfigurationTable (&gPerformanceProtocolGuid, (VOID **) &PerformanceProperty);\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // Install configuration table for performance property.\r
+ //\r
+ mPerformanceProperty.Revision = PERFORMANCE_PROPERTY_REVISION;\r
+ mPerformanceProperty.Reserved = 0;\r
+ mPerformanceProperty.Frequency = GetPerformanceCounterProperties (\r
+ &mPerformanceProperty.TimerStartValue,\r
+ &mPerformanceProperty.TimerEndValue\r
+ );\r
+ Status = gBS->InstallConfigurationTable (&gPerformanceProtocolGuid, &mPerformanceProperty);\r
+ ASSERT_EFI_ERROR (Status);\r
+ }\r
}\r
\r
/**\r
- The constructor function initializes the Performance Measurement Enable flag and \r
+ The constructor function initializes the Performance Measurement Enable flag and\r
registers SmmBase2 protocol notify callback.\r
It will ASSERT() if one of these operations fails and it will always return EFI_SUCCESS.\r
\r
EFI_EVENT Event;\r
VOID *Registration;\r
\r
- mPerformanceMeasurementEnabled = (BOOLEAN) ((PcdGet8(PcdPerformanceLibraryPropertyMask) & PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED) != 0);\r
- if (!mPerformanceMeasurementEnabled) {\r
+ if (!PerformanceMeasurementEnabled ()) {\r
//\r
// Do not initialize performance infrastructure if not required.\r
//\r
return EFI_SUCCESS;\r
}\r
\r
+/**\r
+ Create performance record with event description and a timestamp.\r
+\r
+ @param CallerIdentifier - Image handle or pointer to caller ID GUID.\r
+ @param Guid - Pointer to a GUID.\r
+ @param String - Pointer to a string describing the measurement.\r
+ @param TimeStamp - 64-bit time stamp.\r
+ @param Address - Pointer to a location in memory relevant to the measurement.\r
+ @param Identifier - Performance identifier describing the type of measurement.\r
+ @param Attribute - The attribute of the measurement. According to attribute can create a start\r
+ record for PERF_START/PERF_START_EX, or a end record for PERF_END/PERF_END_EX,\r
+ or a general record for other Perf macros.\r
+\r
+ @retval EFI_SUCCESS - Successfully created performance record.\r
+ @retval EFI_OUT_OF_RESOURCES - Ran out of space to store the records.\r
+ @retval EFI_INVALID_PARAMETER - Invalid parameter passed to function - NULL\r
+ pointer or invalid PerfId.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+CreatePerformanceMeasurement(\r
+ IN CONST VOID *CallerIdentifier, OPTIONAL\r
+ IN CONST VOID *Guid, OPTIONAL\r
+ IN CONST CHAR8 *String, OPTIONAL\r
+ IN UINT64 TimeStamp, OPTIONAL\r
+ IN UINT64 Address, OPTIONAL\r
+ IN UINT32 Identifier,\r
+ IN PERF_MEASUREMENT_ATTRIBUTE Attribute\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ Status = EFI_SUCCESS;\r
+\r
+ AcquireSpinLock (&mSmmFpdtLock);\r
+ Status = InsertFpdtRecord (CallerIdentifier, Guid, String, TimeStamp, Address, (UINT16)Identifier, Attribute);\r
+ ReleaseSpinLock (&mSmmFpdtLock);\r
+ return Status;\r
+}\r
+\r
/**\r
Adds a record at the end of the performance measurement log\r
that records the start time of a performance measurement.\r
IN UINT32 Identifier\r
)\r
{\r
- return (RETURN_STATUS) StartGaugeEx (Handle, Token, Module, TimeStamp, Identifier);\r
+ CONST CHAR8 *String;\r
+\r
+ if (Token != NULL) {\r
+ String = Token;\r
+ } else if (Module != NULL) {\r
+ String = Module;\r
+ } else {\r
+ String = NULL;\r
+ }\r
+\r
+ return (RETURN_STATUS)CreatePerformanceMeasurement (Handle, NULL, String, TimeStamp, 0, Identifier, PerfStartEntry);\r
}\r
\r
/**\r
IN UINT32 Identifier\r
)\r
{\r
- return (RETURN_STATUS) EndGaugeEx (Handle, Token, Module, TimeStamp, Identifier);\r
+ CONST CHAR8 *String;\r
+\r
+ if (Token != NULL) {\r
+ String = Token;\r
+ } else if (Module != NULL) {\r
+ String = Module;\r
+ } else {\r
+ String = NULL;\r
+ }\r
+\r
+ return (RETURN_STATUS)CreatePerformanceMeasurement (Handle, NULL, String, TimeStamp, 0, Identifier, PerfEndEntry);\r
}\r
\r
/**\r
It can also retrieve the log created by StartPerformanceMeasurement and EndPerformanceMeasurement,\r
and then assign the Identifier with 0.\r
\r
+ !!! Not Support!!!\r
+\r
Attempts to retrieve the performance log entry specified by LogEntryKey. If LogEntryKey is\r
zero on entry, then an attempt is made to retrieve the first entry from the performance log,\r
and the key for the second entry in the log is returned. If the performance log is empty,\r
UINTN\r
EFIAPI\r
GetPerformanceMeasurementEx (\r
- IN UINTN LogEntryKey, \r
+ IN UINTN LogEntryKey,\r
OUT CONST VOID **Handle,\r
OUT CONST CHAR8 **Token,\r
OUT CONST CHAR8 **Module,\r
OUT UINT32 *Identifier\r
)\r
{\r
- EFI_STATUS Status;\r
- GAUGE_DATA_ENTRY_EX *GaugeData;\r
-\r
- GaugeData = NULL;\r
- \r
- ASSERT (Handle != NULL);\r
- ASSERT (Token != NULL);\r
- ASSERT (Module != NULL);\r
- ASSERT (StartTimeStamp != NULL);\r
- ASSERT (EndTimeStamp != NULL);\r
- ASSERT (Identifier != NULL);\r
-\r
- Status = GetGaugeEx (LogEntryKey++, &GaugeData);\r
-\r
- //\r
- // Make sure that LogEntryKey is a valid log entry key,\r
- //\r
- ASSERT (Status != EFI_INVALID_PARAMETER);\r
-\r
- if (EFI_ERROR (Status)) {\r
- //\r
- // The LogEntryKey is the last entry (equals to the total entry number).\r
- //\r
- return 0;\r
- }\r
-\r
- ASSERT (GaugeData != NULL);\r
-\r
- *Handle = (VOID *) (UINTN) GaugeData->Handle;\r
- *Token = GaugeData->Token;\r
- *Module = GaugeData->Module;\r
- *StartTimeStamp = GaugeData->StartTimeStamp;\r
- *EndTimeStamp = GaugeData->EndTimeStamp;\r
- *Identifier = GaugeData->Identifier;\r
-\r
- return LogEntryKey;\r
+ return 0;\r
}\r
\r
/**\r
It can also retrieve the log created by StartPerformanceMeasurementEx and EndPerformanceMeasurementEx,\r
and then eliminate the Identifier.\r
\r
+ !!! Not Support!!!\r
+\r
Attempts to retrieve the performance log entry specified by LogEntryKey. If LogEntryKey is\r
zero on entry, then an attempt is made to retrieve the first entry from the performance log,\r
and the key for the second entry in the log is returned. If the performance log is empty,\r
OUT UINT64 *EndTimeStamp\r
)\r
{\r
- UINT32 Identifier;\r
- return GetPerformanceMeasurementEx (LogEntryKey, Handle, Token, Module, StartTimeStamp, EndTimeStamp, &Identifier);\r
+ return 0;\r
}\r
\r
/**\r
VOID\r
)\r
{\r
- return mPerformanceMeasurementEnabled;\r
+ return (BOOLEAN) ((PcdGet8(PcdPerformanceLibraryPropertyMask) & PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED) != 0);\r
}\r
+\r
+/**\r
+ Create performance record with event description and a timestamp.\r
+\r
+ @param CallerIdentifier - Image handle or pointer to caller ID GUID\r
+ @param Guid - Pointer to a GUID\r
+ @param String - Pointer to a string describing the measurement\r
+ @param Address - Pointer to a location in memory relevant to the measurement\r
+ @param Identifier - Performance identifier describing the type of measurement\r
+\r
+ @retval RETURN_SUCCESS - Successfully created performance record\r
+ @retval RETURN_OUT_OF_RESOURCES - Ran out of space to store the records\r
+ @retval RETURN_INVALID_PARAMETER - Invalid parameter passed to function - NULL\r
+ pointer or invalid PerfId\r
+\r
+**/\r
+RETURN_STATUS\r
+EFIAPI\r
+LogPerformanceMeasurement (\r
+ IN CONST VOID *CallerIdentifier,\r
+ IN CONST VOID *Guid, OPTIONAL\r
+ IN CONST CHAR8 *String, OPTIONAL\r
+ IN UINT64 Address, OPTIONAL\r
+ IN UINT32 Identifier\r
+ )\r
+{\r
+ return (RETURN_STATUS)CreatePerformanceMeasurement (CallerIdentifier, Guid, String, 0, Address, Identifier, PerfEntry);\r
+}\r
+\r
+/**\r
+ Check whether the specified performance measurement can be logged.\r
+\r
+ This function returns TRUE when the PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of PcdPerformanceLibraryPropertyMask is set\r
+ and the Type disable bit in PcdPerformanceLibraryPropertyMask is not set.\r
+\r
+ @param Type - Type of the performance measurement entry.\r
+\r
+ @retval TRUE The performance measurement can be logged.\r
+ @retval FALSE The performance measurement can NOT be logged.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+LogPerformanceMeasurementEnabled (\r
+ IN CONST UINTN Type\r
+ )\r
+{\r
+ //\r
+ // When Performance measurement is enabled and the type is not filtered, the performance can be logged.\r
+ //\r
+ if (PerformanceMeasurementEnabled () && (PcdGet8(PcdPerformanceLibraryPropertyMask) & Type) == 0) {\r
+ return TRUE;\r
+ }\r
+ return FALSE;\r
+}\r
+\r
projects / mirror_edk2.git / blobdiff