This library is mainly used by SMM Core to start performance logging to ensure that\r
SMM Performance and PerformanceEx Protocol are installed at the very beginning of SMM phase.\r
\r
-Copyright (c) 2011 - 2012, 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
-http://opensource.org/licenses/bsd-license.php\r
+ Caution: This module requires additional review when modified.\r
+ This driver will have external input - performance data and communicate buffer in SMM mode.\r
+ This external input must be validated carefully to avoid security issue like\r
+ buffer overflow, integer overflow.\r
\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+ SmmPerformanceHandlerEx(), SmmPerformanceHandler() will receive untrusted input and do basic validation.\r
\r
-**/\r
+Copyright (c) 2011 - 2021, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
+**/\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
+SMM_BOOT_PERFORMANCE_TABLE *mSmmBootPerformanceTable = NULL;\r
\r
-//\r
-// The handle to install Performance Protocol instance.\r
-//\r
-EFI_HANDLE mHandle = NULL;\r
-\r
-BOOLEAN mPerformanceMeasurementEnabled;\r
-\r
-SPIN_LOCK mSmmPerfLock;\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
-EFI_SMRAM_DESCRIPTOR *mSmramRanges;\r
-UINTN mSmramRangeCount;\r
+HANDLE_GUID_MAP mCacheHandleGuidTable[CACHE_HANDLE_GUID_COUNT];\r
+UINTN mCachePairCount = 0;\r
\r
-//\r
-// Interfaces for SMM Performance Protocol.\r
-//\r
-PERFORMANCE_PROTOCOL mPerformanceInterface = {\r
- StartGauge,\r
- EndGauge,\r
- GetGauge\r
-};\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
+UINT32 mBootRecordSize = 0;\r
\r
//\r
-// Interfaces for SMM PerformanceEx Protocol.\r
+// Interfaces for SMM PerformanceMeasurement Protocol.\r
//\r
-PERFORMANCE_EX_PROTOCOL mPerformanceExInterface = {\r
- StartGaugeEx,\r
- EndGaugeEx,\r
- GetGaugeEx\r
+EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL mPerformanceMeasurementInterface = {\r
+ CreatePerformanceMeasurement,\r
};\r
\r
/**\r
- Searches in the gauge array with keyword Handle, Token, Module and Identfier.\r
+ Return the pointer to the FPDT record in the allocated memory.\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
+ @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
-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
+EFI_STATUS\r
+GetFpdtRecordPtr (\r
+ IN UINT8 RecordSize,\r
+ IN OUT FPDT_RECORD_PTR *FpdtRecordPtr\r
)\r
{\r
- UINT32 Index;\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
+ if (mFpdtDataIsReported) {\r
+ //\r
+ // Append Boot records after Smm boot performance records have been reported.\r
+ //\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
\r
- for (Index = 0; Index < NumberOfEntries; Index++) {\r
- if ((GaugeEntryExArray[Index].Handle == (EFI_PHYSICAL_ADDRESS) (UINTN) Handle) &&\r
- AsciiStrnCmp (GaugeEntryExArray[Index].Token, Token, SMM_PERFORMANCE_STRING_LENGTH) == 0 &&\r
- AsciiStrnCmp (GaugeEntryExArray[Index].Module, Module, SMM_PERFORMANCE_STRING_LENGTH) == 0 &&\r
- (GaugeEntryExArray[Index].Identifier == Identifier) &&\r
- GaugeEntryExArray[Index].EndTimeStamp == 0) {\r
- break;\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
+ } else {\r
+ //\r
+ // Check if pre-allocated buffer is full\r
+ //\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
+\r
+ mSmmBootPerformanceTable->Header.Length = mPerformanceLength;\r
+ mMaxPerformanceLength = mPerformanceLength + RecordSize + FIRMWARE_RECORD_BUFFER;\r
+ }\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
\r
- return Index;\r
+ FpdtRecordPtr->RecordHeader->Length = 0;\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
-\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
+Check whether the Token is a known one which is uesed by core.\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
+@param Token Pointer to a Null-terminated ASCII string\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 TRUE Is a known one used by core.\r
+@retval FALSE Not a known one.\r
\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
+BOOLEAN\r
+IsKnownTokens (\r
+ IN CONST CHAR8 *Token\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
- //\r
- // Try to enlarge the scale of gauge array.\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
- return EFI_OUT_OF_RESOURCES;\r
- }\r
-\r
- mGaugeData = NewGaugeData;\r
- mMaxGaugeRecords *= 2;\r
-\r
- //\r
- // Initialize new data array and migrate old data one.\r
- //\r
- mGaugeData = CopyMem (mGaugeData, OldGaugeData, OldGaugeDataSize);\r
-\r
- FreePool (OldGaugeData);\r
+ if (Token == NULL) {\r
+ return FALSE;\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
+ 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
+ {\r
+ return TRUE;\r
+ } else {\r
+ return FALSE;\r
}\r
+}\r
\r
- GaugeEntryExArray[Index].EndTimeStamp = 0;\r
- GaugeEntryExArray[Index].Identifier = Identifier;\r
-\r
- if (TimeStamp == 0) {\r
- TimeStamp = GetPerformanceCounter ();\r
- }\r
- GaugeEntryExArray[Index].StartTimeStamp = TimeStamp;\r
+/**\r
+Check whether the ID is a known one which map to the known Token.\r
\r
- mGaugeData->NumberOfEntries++;\r
+@param Identifier 32-bit identifier.\r
\r
- ReleaseSpinLock (&mSmmPerfLock);\r
+@retval TRUE Is a known one used by core.\r
+@retval FALSE Not a known one.\r
\r
- return EFI_SUCCESS;\r
+**/\r
+BOOLEAN\r
+IsKnownID (\r
+ IN UINT32 Identifier\r
+ )\r
+{\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
+ {\r
+ return TRUE;\r
+ } else {\r
+ return FALSE;\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
+ Get the FPDT record identifier.\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 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
- @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 EFI_SUCCESS Get record info successfully.\r
+ @retval EFI_INVALID_PARAMETER No matched FPDT record.\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
+GetFpdtRecordId (\r
+ IN PERF_MEASUREMENT_ATTRIBUTE Attribute,\r
+ IN CONST VOID *Handle,\r
+ IN CONST CHAR8 *String,\r
+ OUT UINT16 *ProgressID\r
)\r
{\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
- UINT32 Index;\r
-\r
- AcquireSpinLock (&mSmmPerfLock);\r
-\r
- if (TimeStamp == 0) {\r
- TimeStamp = GetPerformanceCounter ();\r
- }\r
-\r
- Index = SmmSearchForGaugeEntry (Handle, Token, Module, Identifier);\r
- if (Index >= mGaugeData->NumberOfEntries) {\r
- ReleaseSpinLock (&mSmmPerfLock);\r
- return EFI_NOT_FOUND;\r
+ //\r
+ // Token to Id.\r
+ //\r
+ if (String != NULL) {\r
+ if (AsciiStrCmp (String, START_IMAGE_TOK) == 0) {\r
+ // "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) {\r
+ // "LoadImage:"\r
+ if (Attribute == PerfStartEntry) {\r
+ *ProgressID = MODULE_LOADIMAGE_START_ID;\r
+ } else {\r
+ *ProgressID = MODULE_LOADIMAGE_END_ID;\r
+ }\r
+ } else {\r
+ // 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) {\r
+ // 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
- 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
-\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
-\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
-\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
-GetGaugeEx (\r
- IN UINTN LogEntryKey,\r
- OUT GAUGE_DATA_ENTRY_EX **GaugeDataEntryEx\r
+GetModuleInfoFromHandle (\r
+ IN EFI_HANDLE Handle,\r
+ OUT CHAR8 *NameString,\r
+ IN UINTN BufferSize,\r
+ OUT EFI_GUID *ModuleGuid OPTIONAL\r
)\r
{\r
- UINTN NumberOfEntries;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
-\r
- NumberOfEntries = (UINTN) (mGaugeData->NumberOfEntries);\r
- if (LogEntryKey > NumberOfEntries) {\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
- if (LogEntryKey == NumberOfEntries) {\r
- return EFI_NOT_FOUND;\r
+\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
- GaugeEntryExArray = (GAUGE_DATA_ENTRY_EX *) (mGaugeData + 1);\r
+ Status = EFI_INVALID_PARAMETER;\r
+ LoadedImage = NULL;\r
+ ModuleGuidIsGet = FALSE;\r
\r
- if (GaugeDataEntryEx == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
+ //\r
+ // Initialize GUID as zero value.\r
+ //\r
+ TempGuid = &gZeroGuid;\r
+ //\r
+ // Initialize it as "" string.\r
+ //\r
+ NameString[0] = 0;\r
+\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
+ 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
- *GaugeDataEntryEx = &GaugeEntryExArray[LogEntryKey];\r
\r
- return EFI_SUCCESS;\r
-}\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
+ //\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
-/**\r
- Adds a record at the end of the performance measurement log\r
- that records the start time of a performance measurement.\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
+ //\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
+ //\r
+ // Module Name is got.\r
+ //\r
+ goto Done;\r
+ }\r
+ }\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
+ 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
+\r
+ NameString[Index] = 0;\r
+ FreePool (StringPtr);\r
+ }\r
+ }\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
+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
- @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
+ //\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
-**/\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
- )\r
-{\r
- return StartGaugeEx (Handle, Token, Module, TimeStamp, 0);\r
+ return Status;\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
+ Copies the string from Source into Destination and updates Length with the\r
+ size of the string.\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
+ @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
**/\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
+VOID\r
+CopyStringIntoPerfRecordAndUpdateLength (\r
+ IN OUT CHAR8 *Destination,\r
+ IN CONST CHAR8 *Source,\r
+ IN OUT UINT8 *Length\r
)\r
{\r
- return EndGaugeEx (Handle, Token, Module, TimeStamp, 0);\r
-}\r
+ UINTN StringLen;\r
+ UINTN DestMax;\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
+ ASSERT (Source != NULL);\r
+\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
\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
+ StringLen = AsciiStrLen (Source);\r
+ if (StringLen >= DestMax) {\r
+ StringLen = DestMax -1;\r
+ }\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
+ AsciiStrnCpyS (Destination, DestMax, Source, StringLen);\r
+ *Length += (UINT8)DestMax;\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
+ return;\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 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
**/\r
EFI_STATUS\r
-EFIAPI\r
-GetGauge (\r
- IN UINTN LogEntryKey,\r
- OUT GAUGE_DATA_ENTRY **GaugeDataEntry\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
- EFI_STATUS Status;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryEx;\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
+ // 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
+ 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
\r
- GaugeEntryEx = NULL;\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
\r
- Status = GetGaugeEx (LogEntryKey, &GaugeEntryEx);\r
+ PerfId = ProgressId;\r
+ }\r
+ }\r
+\r
+ //\r
+ // 2. Get the buffer to store the FPDT record.\r
+ //\r
+ Status = GetFpdtRecordPtr (FPDT_MAX_PERF_RECORD_SIZE, &FpdtRecordPtr);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
- if (GaugeDataEntry == NULL) {\r
- return EFI_INVALID_PARAMETER;\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
- *GaugeDataEntry = (GAUGE_DATA_ENTRY *) GaugeEntryEx;\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
+\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
\r
- return EFI_SUCCESS;\r
-}\r
+ break;\r
\r
-/**\r
- This function check if the address is in SMRAM.\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
+\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
\r
- @param Buffer the buffer address to be checked.\r
- @param Length the buffer length to be checked.\r
+ break;\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
- )\r
-{\r
- UINTN Index;\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
+\r
+ StringPtr = String;\r
+ if (AsciiStrLen (String) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\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
\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
- }\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
+\r
+ if (AsciiStrLen (StringPtr) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\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
+\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
+\r
+ if (AsciiStrLen (StringPtr) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\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
+\r
+ break;\r
}\r
\r
- return FALSE;\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
\r
-/**\r
- Communication service SMI Handler entry.\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
\r
- This SMI handler provides services for the performance wrapper driver.\r
+ if (AsciiStrLen (StringPtr) == 0) {\r
+ StringPtr = "unknown name";\r
+ }\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
+ CopyStringIntoPerfRecordAndUpdateLength (FpdtRecordPtr.DynamicStringEvent->String, StringPtr, &FpdtRecordPtr.DynamicStringEvent->Header.Length);\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
- ASSERT (CommBuffer != NULL);\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 (IsAddressInSmram ((EFI_PHYSICAL_ADDRESS)(UINTN)SmmPerfCommData->GaugeDataEx, DataSize)) {\r
- DEBUG ((EFI_D_ERROR, "Smm Performance Data buffer is in SMRAM!\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
+ 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
\r
- default:\r
- ASSERT (FALSE);\r
- Status = EFI_UNSUPPORTED;\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
+\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
+\r
+ CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, &CachedFpdtRecordPtr.DynamicStringEvent->Guid, sizeof (CachedFpdtRecordPtr.DynamicStringEvent->Guid));\r
+ AsciiStrnCpyS (FpdtRecordPtr.DynamicStringEvent->String, DestMax, CachedFpdtRecordPtr.DynamicStringEvent->String, StringLen);\r
+ }\r
+\r
+ mCachedLength = 0;\r
+ }\r
}\r
\r
- SmmPerfCommData->ReturnStatus = Status;\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
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
+ This SMI handler provides services for report MM boot records.\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
+ be conveyed from a non-MM environment into an MM 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
+ @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
+ @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
+ @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
**/\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
+FpdtSmiHandler (\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 *SmmPerfCommData;\r
- GAUGE_DATA_ENTRY_EX *GaugeEntryExArray;\r
- UINTN DataSize;\r
- UINTN Index;\r
- UINTN LogEntryKey;\r
-\r
- GaugeEntryExArray = NULL;\r
-\r
- ASSERT (CommBuffer != NULL);\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 (IsAddressInSmram ((EFI_PHYSICAL_ADDRESS)(UINTN)SmmPerfCommData->GaugeData, DataSize)) {\r
- DEBUG ((EFI_D_ERROR, "Smm Performance Data buffer is in SMRAM!\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
+ EFI_STATUS Status;\r
+ SMM_BOOT_RECORD_COMMUNICATE *SmmCommData;\r
+ UINTN BootRecordOffset;\r
+ UINTN BootRecordSize;\r
+ VOID *BootRecordData;\r
+ UINTN TempCommBufferSize;\r
+ UINT8 *BootRecordBuffer;\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
+ TempCommBufferSize = *CommBufferSize;\r
+\r
+ if (TempCommBufferSize < sizeof (SMM_BOOT_RECORD_COMMUNICATE)) {\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ if (!SmmIsBufferOutsideSmmValid ((UINTN)CommBuffer, TempCommBufferSize)) {\r
+ DEBUG ((DEBUG_ERROR, "FpdtSmiHandler: MM communication data buffer in MMRAM or overflow!\n"));\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ SmmCommData = (SMM_BOOT_RECORD_COMMUNICATE *)CommBuffer;\r
+\r
+ Status = EFI_SUCCESS;\r
+\r
+ switch (SmmCommData->Function) {\r
+ case SMM_FPDT_FUNCTION_GET_BOOT_RECORD_SIZE:\r
+ if (mSmmBootPerformanceTable != NULL) {\r
+ mBootRecordSize = mSmmBootPerformanceTable->Header.Length - sizeof (SMM_BOOT_PERFORMANCE_TABLE);\r
+ }\r
+\r
+ SmmCommData->BootRecordSize = mBootRecordSize;\r
+ break;\r
+\r
+ case SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA:\r
+ Status = EFI_UNSUPPORTED;\r
+ break;\r
+\r
+ case SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA_BY_OFFSET:\r
+ BootRecordOffset = SmmCommData->BootRecordOffset;\r
+ BootRecordData = SmmCommData->BootRecordData;\r
+ BootRecordSize = SmmCommData->BootRecordSize;\r
+ if ((BootRecordData == NULL) || (BootRecordOffset >= mBootRecordSize)) {\r
+ Status = EFI_INVALID_PARAMETER;\r
+ break;\r
+ }\r
+\r
+ //\r
+ // Sanity check\r
+ //\r
+ if (BootRecordSize > mBootRecordSize - BootRecordOffset) {\r
+ BootRecordSize = mBootRecordSize - BootRecordOffset;\r
+ }\r
+\r
+ SmmCommData->BootRecordSize = BootRecordSize;\r
+ if (!SmmIsBufferOutsideSmmValid ((UINTN)BootRecordData, BootRecordSize)) {\r
+ DEBUG ((DEBUG_ERROR, "FpdtSmiHandler: MM Data buffer in MMRAM or overflow!\n"));\r
+ Status = EFI_ACCESS_DENIED;\r
+ break;\r
+ }\r
+\r
+ BootRecordBuffer = ((UINT8 *)(mSmmBootPerformanceTable)) + sizeof (SMM_BOOT_PERFORMANCE_TABLE);\r
+ CopyMem (\r
+ (UINT8 *)BootRecordData,\r
+ BootRecordBuffer + BootRecordOffset,\r
+ BootRecordSize\r
+ );\r
+ mFpdtDataIsReported = TRUE;\r
+ break;\r
\r
default:\r
- ASSERT (FALSE);\r
- Status = EFI_UNSUPPORTED;\r
+ Status = EFI_UNSUPPORTED;\r
}\r
\r
- SmmPerfCommData->ReturnStatus = Status;\r
+ SmmCommData->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
VOID\r
EFIAPI\r
InitializeSmmCorePerformanceLib (\r
- IN EFI_EVENT Event,\r
- IN VOID *Context\r
+ IN EFI_EVENT Event,\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_HANDLE Handle;\r
+ EFI_HANDLE SmiHandle;\r
+ EFI_STATUS Status;\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
- );\r
+ //\r
+ // Register SMI handler.\r
+ //\r
+ SmiHandle = NULL;\r
+ Status = gSmst->SmiHandlerRegister (FpdtSmiHandler, &gEfiFirmwarePerformanceGuid, &SmiHandle);\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
RETURN_STATUS\r
EFIAPI\r
StartPerformanceMeasurementEx (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\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
{\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
RETURN_STATUS\r
EFIAPI\r
EndPerformanceMeasurementEx (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\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
{\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
- OUT CONST VOID **Handle,\r
- OUT CONST CHAR8 **Token,\r
- OUT CONST CHAR8 **Module,\r
- OUT UINT64 *StartTimeStamp,\r
- OUT UINT64 *EndTimeStamp,\r
- OUT UINT32 *Identifier\r
+ IN UINTN LogEntryKey,\r
+ OUT CONST VOID **Handle,\r
+ OUT CONST CHAR8 **Token,\r
+ OUT CONST CHAR8 **Module,\r
+ OUT UINT64 *StartTimeStamp,\r
+ OUT UINT64 *EndTimeStamp,\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
RETURN_STATUS\r
EFIAPI\r
StartPerformanceMeasurement (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
+ IN CONST VOID *Handle OPTIONAL,\r
+ IN CONST CHAR8 *Token OPTIONAL,\r
+ IN CONST CHAR8 *Module OPTIONAL,\r
IN UINT64 TimeStamp\r
)\r
{\r
RETURN_STATUS\r
EFIAPI\r
EndPerformanceMeasurement (\r
- IN CONST VOID *Handle, OPTIONAL\r
- IN CONST CHAR8 *Token, OPTIONAL\r
- IN CONST CHAR8 *Module, OPTIONAL\r
+ IN CONST VOID *Handle OPTIONAL,\r
+ IN CONST CHAR8 *Token OPTIONAL,\r
+ IN CONST CHAR8 *Module OPTIONAL,\r
IN UINT64 TimeStamp\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
UINTN\r
EFIAPI\r
GetPerformanceMeasurement (\r
- IN UINTN LogEntryKey,\r
- OUT CONST VOID **Handle,\r
- OUT CONST CHAR8 **Token,\r
- OUT CONST CHAR8 **Module,\r
- OUT UINT64 *StartTimeStamp,\r
- OUT UINT64 *EndTimeStamp\r
+ IN UINTN LogEntryKey,\r
+ OUT CONST VOID **Handle,\r
+ OUT CONST CHAR8 **Token,\r
+ OUT CONST CHAR8 **Module,\r
+ OUT UINT64 *StartTimeStamp,\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
+\r
+ return FALSE;\r
}\r