--- /dev/null
+/** @file\r
+ API implementation for instance of Report Status Code Library.\r
+\r
+ Copyright (c) 2006 - 2009, Intel Corporation<BR>\r
+ All rights reserved. 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
+\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
+\r
+**/\r
+\r
+#include "ReportStatusCodeLibInternal.h"\r
+\r
+/**\r
+ Converts a status code to an 8-bit POST code value.\r
+\r
+ Converts the status code specified by CodeType and Value to an 8-bit POST code\r
+ and returns the 8-bit POST code in PostCode. If CodeType is an\r
+ EFI_PROGRESS_CODE or CodeType is an EFI_ERROR_CODE, then bits 0..4 of PostCode\r
+ are set to bits 16..20 of Value, and bits 5..7 of PostCode are set to bits\r
+ 24..26 of Value., and TRUE is returned. Otherwise, FALSE is returned.\r
+\r
+ If PostCode is NULL, then ASSERT().\r
+\r
+ @param CodeType The type of status code being converted.\r
+ @param Value The status code value being converted.\r
+ @param PostCode A pointer to the 8-bit POST code value to return.\r
+\r
+ @retval TRUE The status code specified by CodeType and Value was converted\r
+ to an 8-bit POST code and returned in PostCode.\r
+ @retval FALSE The status code specified by CodeType and Value could not be\r
+ converted to an 8-bit POST code value.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CodeTypeToPostCode (\r
+ IN EFI_STATUS_CODE_TYPE CodeType,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ OUT UINT8 *PostCode\r
+ )\r
+{\r
+ //\r
+ // If PostCode is NULL, then ASSERT()\r
+ //\r
+ ASSERT (PostCode != NULL);\r
+\r
+ //\r
+ // Convert Value to an 8 bit post code\r
+ //\r
+ if (((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_PROGRESS_CODE) ||\r
+ ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) ) {\r
+ *PostCode = (UINT8) ((((Value & EFI_STATUS_CODE_CLASS_MASK) >> 24) << 5) |\r
+ (((Value & EFI_STATUS_CODE_SUBCLASS_MASK) >> 16) & 0x1f));\r
+ return TRUE;\r
+ }\r
+ return FALSE;\r
+}\r
+\r
+\r
+/**\r
+ Extracts ASSERT() information from a status code structure.\r
+\r
+ Converts the status code specified by CodeType, Value, and Data to the ASSERT()\r
+ arguments specified by Filename, Description, and LineNumber. If CodeType is\r
+ an EFI_ERROR_CODE, and CodeType has a severity of EFI_ERROR_UNRECOVERED, and\r
+ Value has an operation mask of EFI_SW_EC_ILLEGAL_SOFTWARE_STATE, extract\r
+ Filename, Description, and LineNumber from the optional data area of the\r
+ status code buffer specified by Data. The optional data area of Data contains\r
+ a Null-terminated ASCII string for the FileName, followed by a Null-terminated\r
+ ASCII string for the Description, followed by a 32-bit LineNumber. If the\r
+ ASSERT() information could be extracted from Data, then return TRUE.\r
+ Otherwise, FALSE is returned.\r
+\r
+ If Data is NULL, then ASSERT().\r
+ If Filename is NULL, then ASSERT().\r
+ If Description is NULL, then ASSERT().\r
+ If LineNumber is NULL, then ASSERT().\r
+\r
+ @param CodeType The type of status code being converted.\r
+ @param Value The status code value being converted.\r
+ @param Data Pointer to status code data buffer.\r
+ @param Filename Pointer to the source file name that generated the ASSERT().\r
+ @param Description Pointer to the description of the ASSERT().\r
+ @param LineNumber Pointer to source line number that generated the ASSERT().\r
+\r
+ @retval TRUE The status code specified by CodeType, Value, and Data was\r
+ converted ASSERT() arguments specified by Filename, Description,\r
+ and LineNumber.\r
+ @retval FALSE The status code specified by CodeType, Value, and Data could\r
+ not be converted to ASSERT() arguments.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+ReportStatusCodeExtractAssertInfo (\r
+ IN EFI_STATUS_CODE_TYPE CodeType,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ IN CONST EFI_STATUS_CODE_DATA *Data,\r
+ OUT CHAR8 **Filename,\r
+ OUT CHAR8 **Description,\r
+ OUT UINT32 *LineNumber\r
+ )\r
+{\r
+ EFI_DEBUG_ASSERT_DATA *AssertData;\r
+\r
+ ASSERT (Data != NULL);\r
+ ASSERT (Filename != NULL);\r
+ ASSERT (Description != NULL);\r
+ ASSERT (LineNumber != NULL);\r
+\r
+ if (((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) &&\r
+ ((CodeType & EFI_STATUS_CODE_SEVERITY_MASK) == EFI_ERROR_UNRECOVERED) &&\r
+ ((Value & EFI_STATUS_CODE_OPERATION_MASK) == EFI_SW_EC_ILLEGAL_SOFTWARE_STATE)) {\r
+ AssertData = (EFI_DEBUG_ASSERT_DATA *)(Data + 1);\r
+ *Filename = (CHAR8 *)(AssertData + 1);\r
+ *Description = *Filename + AsciiStrLen (*Filename) + 1;\r
+ *LineNumber = AssertData->LineNumber;\r
+ return TRUE;\r
+ }\r
+ return FALSE;\r
+}\r
+\r
+\r
+/**\r
+ Extracts DEBUG() information from a status code structure.\r
+\r
+ Converts the status code specified by Data to the DEBUG() arguments specified\r
+ by ErrorLevel, Marker, and Format. If type GUID in Data is\r
+ EFI_STATUS_CODE_DATA_TYPE_DEBUG_GUID, then extract ErrorLevel, Marker, and\r
+ Format from the optional data area of the status code buffer specified by Data.\r
+ The optional data area of Data contains a 32-bit ErrorLevel followed by Marker\r
+ which is 12 UINTN parameters, followed by a Null-terminated ASCII string for\r
+ the Format. If the DEBUG() information could be extracted from Data, then\r
+ return TRUE. Otherwise, FALSE is returned.\r
+\r
+ If Data is NULL, then ASSERT().\r
+ If ErrorLevel is NULL, then ASSERT().\r
+ If Marker is NULL, then ASSERT().\r
+ If Format is NULL, then ASSERT().\r
+\r
+ @param Data Pointer to status code data buffer.\r
+ @param ErrorLevel Pointer to error level mask for a debug message.\r
+ @param Marker Pointer to the variable argument list associated with Format.\r
+ @param Format Pointer to a Null-terminated ASCII format string of a\r
+ debug message.\r
+\r
+ @retval TRUE The status code specified by Data was converted DEBUG() arguments\r
+ specified by ErrorLevel, Marker, and Format.\r
+ @retval FALSE The status code specified by Data could not be converted to\r
+ DEBUG() arguments.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+ReportStatusCodeExtractDebugInfo (\r
+ IN CONST EFI_STATUS_CODE_DATA *Data,\r
+ OUT UINT32 *ErrorLevel,\r
+ OUT BASE_LIST *Marker,\r
+ OUT CHAR8 **Format\r
+ )\r
+{\r
+ EFI_DEBUG_INFO *DebugInfo;\r
+\r
+ ASSERT (Data != NULL);\r
+ ASSERT (ErrorLevel != NULL);\r
+ ASSERT (Marker != NULL);\r
+ ASSERT (Format != NULL);\r
+\r
+ //\r
+ // If the GUID type is not EFI_STATUS_CODE_DATA_TYPE_DEBUG_GUID then return FALSE\r
+ //\r
+ if (!CompareGuid (&Data->Type, &gEfiStatusCodeDataTypeDebugGuid)) {\r
+ return FALSE;\r
+ }\r
+\r
+ //\r
+ // Retrieve the debug information from the status code record\r
+ //\r
+ DebugInfo = (EFI_DEBUG_INFO *)(Data + 1);\r
+\r
+ *ErrorLevel = DebugInfo->ErrorLevel;\r
+\r
+ //\r
+ // The first 12 * sizeof (UINT64) bytes following EFI_DEBUG_INFO are for variable arguments\r
+ // of format in DEBUG string. Its address is returned in Marker and has to be 64-bit aligned.\r
+ // It must be noticed that EFI_DEBUG_INFO follows EFI_STATUS_CODE_DATA, whose size is\r
+ // 20 bytes. The size of EFI_DEBUG_INFO is 4 bytes, so we can ensure that Marker\r
+ // returned is 64-bit aligned.\r
+ // 64-bit aligned is a must, otherwise retrieving 64-bit parameter from BASE_LIST will\r
+ // cause unalignment exception.\r
+ //\r
+ *Marker = (BASE_LIST) (DebugInfo + 1);\r
+ *Format = (CHAR8 *)(((UINT64 *)*Marker) + 12);\r
+\r
+ return TRUE;\r
+}\r
+\r
+\r
+/**\r
+ Reports a status code.\r
+\r
+ Reports the status code specified by the parameters Type and Value. Status\r
+ code also require an instance, caller ID, and extended data. This function\r
+ passed in a zero instance, NULL extended data, and a caller ID of\r
+ gEfiCallerIdGuid, which is the GUID for the module.\r
+\r
+ ReportStatusCode()must actively prevent recusrsion. If ReportStatusCode()\r
+ is called while processing another any other Report Status Code Library function,\r
+ then ReportStatusCode() must return immediately.\r
+\r
+ @param Type Status code type.\r
+ @param Value Status code value.\r
+\r
+ @retval EFI_SUCCESS The status code was reported.\r
+ @retval EFI_DEVICE_ERROR There status code could not be reported due to a\r
+ device error.\r
+ @retval EFI_UNSUPPORTED Report status code is not supported\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ReportStatusCode (\r
+ IN EFI_STATUS_CODE_TYPE Type,\r
+ IN EFI_STATUS_CODE_VALUE Value\r
+ )\r
+{\r
+ return InternalReportStatusCode (Type, Value, 0, &gEfiCallerIdGuid, NULL);\r
+}\r
+\r
+\r
+/**\r
+ Reports a status code with a Device Path Protocol as the extended data.\r
+\r
+ Allocates and fills in the extended data section of a status code with the\r
+ Device Path Protocol specified by DevicePath. This function is responsible\r
+ for allocating a buffer large enough for the standard header and the device\r
+ path. The standard header is filled in with a GUID of\r
+ gEfiStatusCodeSpecificDataGuid. The status code is reported with a zero\r
+ instance and a caller ID of gEfiCallerIdGuid.\r
+\r
+ ReportStatusCodeWithDevicePath()must actively prevent recursion. If\r
+ ReportStatusCodeWithDevicePath() is called while processing another any other\r
+ Report Status Code Library function, then ReportStatusCodeWithDevicePath()\r
+ must return EFI_DEVICE_ERROR immediately.\r
+\r
+ If DevicePath is NULL, then ASSERT().\r
+\r
+ @param Type Status code type.\r
+ @param Value Status code value.\r
+ @param DevicePath Pointer to the Device Path Protocol to be reported.\r
+\r
+ @retval EFI_SUCCESS The status code was reported with the extended\r
+ data specified by DevicePath.\r
+ @retval EFI_OUT_OF_RESOURCES There were not enough resources to allocate the\r
+ extended data section.\r
+ @retval EFI_UNSUPPORTED Report status code is not supported\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ReportStatusCodeWithDevicePath (\r
+ IN EFI_STATUS_CODE_TYPE Type,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
+ )\r
+{\r
+ ASSERT (DevicePath != NULL);\r
+ return ReportStatusCodeWithExtendedData (\r
+ Type,\r
+ Value,\r
+ (VOID *)DevicePath,\r
+ GetDevicePathSize (DevicePath)\r
+ );\r
+}\r
+\r
+\r
+/**\r
+ Reports a status code with an extended data buffer.\r
+\r
+ Allocates and fills in the extended data section of a status code with the\r
+ extended data specified by ExtendedData and ExtendedDataSize. ExtendedData\r
+ is assumed to be one of the data structures specified in Related Definitions.\r
+ These data structure do not have the standard header, so this function is\r
+ responsible for allocating a buffer large enough for the standard header and\r
+ the extended data passed into this function. The standard header is filled\r
+ in with a GUID of gEfiStatusCodeSpecificDataGuid. The status code is reported\r
+ with a zero instance and a caller ID of gEfiCallerIdGuid.\r
+\r
+ ReportStatusCodeWithExtendedData()must actively prevent recursion. If\r
+ ReportStatusCodeWithExtendedData() is called while processing another any other\r
+ Report Status Code Library function, then ReportStatusCodeWithExtendedData()\r
+ must return EFI_DEVICE_ERROR immediately.\r
+\r
+ If ExtendedData is NULL, then ASSERT().\r
+ If ExtendedDataSize is 0, then ASSERT().\r
+\r
+ @param Type Status code type.\r
+ @param Value Status code value.\r
+ @param ExtendedData Pointer to the extended data buffer to be reported.\r
+ @param ExtendedDataSize The size, in bytes, of the extended data buffer to\r
+ be reported.\r
+\r
+ @retval EFI_SUCCESS The status code was reported with the extended\r
+ data specified by ExtendedData and ExtendedDataSize.\r
+ @retval EFI_OUT_OF_RESOURCES There were not enough resources to allocate the\r
+ extended data section.\r
+ @retval EFI_UNSUPPORTED Report status code is not supported\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ReportStatusCodeWithExtendedData (\r
+ IN EFI_STATUS_CODE_TYPE Type,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ IN CONST VOID *ExtendedData,\r
+ IN UINTN ExtendedDataSize\r
+ )\r
+{\r
+ ASSERT (ExtendedData != NULL);\r
+ ASSERT (ExtendedDataSize != 0);\r
+ return ReportStatusCodeEx (\r
+ Type,\r
+ Value,\r
+ 0,\r
+ NULL,\r
+ NULL,\r
+ ExtendedData,\r
+ ExtendedDataSize\r
+ );\r
+}\r
+\r
+\r
+/**\r
+ Reports a status code with full parameters.\r
+\r
+ The function reports a status code. If ExtendedData is NULL and ExtendedDataSize\r
+ is 0, then an extended data buffer is not reported. If ExtendedData is not\r
+ NULL and ExtendedDataSize is not 0, then an extended data buffer is allocated.\r
+ ExtendedData is assumed not have the standard status code header, so this function\r
+ is responsible for allocating a buffer large enough for the standard header and\r
+ the extended data passed into this function. The standard header is filled in\r
+ with a GUID specified by ExtendedDataGuid. If ExtendedDataGuid is NULL, then a\r
+ GUID of gEfiStatusCodeSpecificDataGuid is used. The status code is reported with\r
+ an instance specified by Instance and a caller ID specified by CallerId. If\r
+ CallerId is NULL, then a caller ID of gEfiCallerIdGuid is used.\r
+\r
+ ReportStatusCodeEx()must actively prevent recursion. If\r
+ ReportStatusCodeEx() is called while processing another any\r
+ other Report Status Code Library function, then\r
+ ReportStatusCodeEx() must return EFI_DEVICE_ERROR immediately.\r
+\r
+ If ExtendedData is NULL and ExtendedDataSize is not zero, then ASSERT().\r
+ If ExtendedData is not NULL and ExtendedDataSize is zero, then ASSERT().\r
+\r
+ @param Type Status code type.\r
+ @param Value Status code value.\r
+ @param Instance Status code instance number.\r
+ @param CallerId Pointer to a GUID that identifies the caller of this\r
+ function. If this parameter is NULL, then a caller\r
+ ID of gEfiCallerIdGuid is used.\r
+ @param ExtendedDataGuid Pointer to the GUID for the extended data buffer.\r
+ If this parameter is NULL, then a the status code\r
+ standard header is filled in with\r
+ gEfiStatusCodeSpecificDataGuid.\r
+ @param ExtendedData Pointer to the extended data buffer. This is an\r
+ optional parameter that may be NULL.\r
+ @param ExtendedDataSize The size, in bytes, of the extended data buffer.\r
+\r
+ @retval EFI_SUCCESS The status code was reported.\r
+ @retval EFI_OUT_OF_RESOURCES There were not enough resources to allocate\r
+ the extended data section if it was specified.\r
+ @retval EFI_UNSUPPORTED Report status code is not supported\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ReportStatusCodeEx (\r
+ IN EFI_STATUS_CODE_TYPE Type,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ IN UINT32 Instance,\r
+ IN CONST EFI_GUID *CallerId OPTIONAL,\r
+ IN CONST EFI_GUID *ExtendedDataGuid OPTIONAL,\r
+ IN CONST VOID *ExtendedData OPTIONAL,\r
+ IN UINTN ExtendedDataSize\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ ASSERT (!((ExtendedData == NULL) && (ExtendedDataSize != 0)));\r
+ ASSERT (!((ExtendedData != NULL) && (ExtendedDataSize == 0)));\r
+\r
+ if (ExtendedDataSize > EFI_STATUS_CODE_DATA_MAX_SIZE) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ //\r
+ // Fill in the extended data header\r
+ //\r
+ mStatusCodeData->HeaderSize = sizeof (EFI_STATUS_CODE_DATA);\r
+ mStatusCodeData->Size = (UINT16)ExtendedDataSize;\r
+ if (ExtendedDataGuid == NULL) {\r
+ ExtendedDataGuid = &gEfiStatusCodeSpecificDataGuid;\r
+ }\r
+ CopyGuid (&mStatusCodeData->Type, ExtendedDataGuid);\r
+\r
+ //\r
+ // Fill in the extended data buffer\r
+ //\r
+ if (ExtendedData != NULL) {\r
+ CopyMem (mStatusCodeData + 1, ExtendedData, ExtendedDataSize);\r
+ }\r
+\r
+ //\r
+ // Report the status code\r
+ //\r
+ if (CallerId == NULL) {\r
+ CallerId = &gEfiCallerIdGuid;\r
+ }\r
+ Status = InternalReportStatusCode (Type, Value, Instance, CallerId, mStatusCodeData);\r
+\r
+ return Status;\r
+}\r
+\r
+\r
+/**\r
+ Returns TRUE if status codes of type EFI_PROGRESS_CODE are enabled\r
+\r
+ This function returns TRUE if the REPORT_STATUS_CODE_PROPERTY_PROGRESS_CODE_ENABLED\r
+ bit of PcdReportStatusCodeProperyMask is set. Otherwise FALSE is returned.\r
+\r
+ @retval TRUE The REPORT_STATUS_CODE_PROPERTY_PROGRESS_CODE_ENABLED bit of\r
+ PcdReportStatusCodeProperyMask is set.\r
+ @retval FALSE The REPORT_STATUS_CODE_PROPERTY_PROGRESS_CODE_ENABLED bit of\r
+ PcdReportStatusCodeProperyMask is clear.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+ReportProgressCodeEnabled (\r
+ VOID\r
+ )\r
+{\r
+ return (BOOLEAN) ((PcdGet8 (PcdReportStatusCodePropertyMask) & REPORT_STATUS_CODE_PROPERTY_PROGRESS_CODE_ENABLED) != 0);\r
+}\r
+\r
+\r
+/**\r
+ Returns TRUE if status codes of type EFI_ERROR_CODE are enabled\r
+\r
+ This function returns TRUE if the REPORT_STATUS_CODE_PROPERTY_ERROR_CODE_ENABLED\r
+ bit of PcdReportStatusCodeProperyMask is set. Otherwise FALSE is returned.\r
+\r
+ @retval TRUE The REPORT_STATUS_CODE_PROPERTY_ERROR_CODE_ENABLED bit of\r
+ PcdReportStatusCodeProperyMask is set.\r
+ @retval FALSE The REPORT_STATUS_CODE_PROPERTY_ERROR_CODE_ENABLED bit of\r
+ PcdReportStatusCodeProperyMask is clear.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+ReportErrorCodeEnabled (\r
+ VOID\r
+ )\r
+{\r
+ return (BOOLEAN) ((PcdGet8 (PcdReportStatusCodePropertyMask) & REPORT_STATUS_CODE_PROPERTY_ERROR_CODE_ENABLED) != 0);\r
+}\r
+\r
+\r
+/**\r
+ Returns TRUE if status codes of type EFI_DEBUG_CODE are enabled\r
+\r
+ This function returns TRUE if the REPORT_STATUS_CODE_PROPERTY_DEBUG_CODE_ENABLED\r
+ bit of PcdReportStatusCodeProperyMask is set. Otherwise FALSE is returned.\r
+\r
+ @retval TRUE The REPORT_STATUS_CODE_PROPERTY_DEBUG_CODE_ENABLED bit of\r
+ PcdReportStatusCodeProperyMask is set.\r
+ @retval FALSE The REPORT_STATUS_CODE_PROPERTY_DEBUG_CODE_ENABLED bit of\r
+ PcdReportStatusCodeProperyMask is clear.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+ReportDebugCodeEnabled (\r
+ VOID\r
+ )\r
+{\r
+ return (BOOLEAN) ((PcdGet8 (PcdReportStatusCodePropertyMask) & REPORT_STATUS_CODE_PROPERTY_DEBUG_CODE_ENABLED) != 0);\r
+}\r
--- /dev/null
+/** @file\r
+ Library constructor & destructor, event handlers, and other internal worker functions.\r
+\r
+ Copyright (c) 2006 - 2009, Intel Corporation<BR>\r
+ All rights reserved. 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
+\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
+\r
+**/\r
+\r
+#include "ReportStatusCodeLibInternal.h"\r
+\r
+EFI_EVENT mVirtualAddressChangeEvent;\r
+EFI_EVENT mExitBootServicesEvent;\r
+EFI_STATUS_CODE_DATA *mStatusCodeData;\r
+EFI_RUNTIME_SERVICES *mInternalRT;\r
+BOOLEAN mHaveExitedBootServices = FALSE;\r
+EFI_REPORT_STATUS_CODE mReportStatusCode = NULL;\r
+\r
+/**\r
+ Locate the report status code service.\r
+\r
+ It first tries to retrieve ReportStatusCode() in Runtime Services Table.\r
+ If not found, it then tries to retrieve ReportStatusCode() API of Report Status Code Protocol.\r
+\r
+ @return Function pointer to the report status code service.\r
+ NULL is returned if no status code service is available.\r
+\r
+**/\r
+EFI_REPORT_STATUS_CODE\r
+InternalGetReportStatusCode (\r
+ VOID\r
+ )\r
+{\r
+ EFI_STATUS_CODE_PROTOCOL *StatusCodeProtocol;\r
+ EFI_STATUS Status;\r
+\r
+ if (!mHaveExitedBootServices) {\r
+ //\r
+ // Check gBS just in case. ReportStatusCode is called before gBS is initialized.\r
+ //\r
+ if (gBS != NULL) {\r
+ Status = gBS->LocateProtocol (&gEfiStatusCodeRuntimeProtocolGuid, NULL, (VOID**) &StatusCodeProtocol);\r
+ if (!EFI_ERROR (Status) && StatusCodeProtocol != NULL) {\r
+ return StatusCodeProtocol->ReportStatusCode;\r
+ }\r
+ }\r
+ }\r
+\r
+ return NULL;\r
+}\r
+\r
+/**\r
+ Internal worker function that reports a status code through the status code service.\r
+\r
+ If status code service is not cached, then this function checks if status code service is\r
+ available in system. If status code service is not available, then EFI_UNSUPPORTED is\r
+ returned. If status code service is present, then it is cached in mReportStatusCode.\r
+ Finally this function reports status code through the status code service.\r
+\r
+ @param Type Status code type.\r
+ @param Value Status code value.\r
+ @param Instance Status code instance number.\r
+ @param CallerId Pointer to a GUID that identifies the caller of this\r
+ function. This is an optional parameter that may be\r
+ NULL.\r
+ @param Data Pointer to the extended data buffer. This is an\r
+ optional parameter that may be NULL.\r
+\r
+ @retval EFI_SUCCESS The status code was reported.\r
+ @retval EFI_UNSUPPORTED Status code service is not available.\r
+ @retval EFI_UNSUPPORTED Status code type is not supported.\r
+\r
+**/\r
+EFI_STATUS\r
+InternalReportStatusCode (\r
+ IN EFI_STATUS_CODE_TYPE Type,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ IN UINT32 Instance,\r
+ IN CONST EFI_GUID *CallerId OPTIONAL,\r
+ IN EFI_STATUS_CODE_DATA *Data OPTIONAL\r
+ )\r
+{\r
+ if ((ReportProgressCodeEnabled() && ((Type) & EFI_STATUS_CODE_TYPE_MASK) == EFI_PROGRESS_CODE) ||\r
+ (ReportErrorCodeEnabled() && ((Type) & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) ||\r
+ (ReportDebugCodeEnabled() && ((Type) & EFI_STATUS_CODE_TYPE_MASK) == EFI_DEBUG_CODE)) {\r
+ //\r
+ // If mReportStatusCode is NULL, then check if status code service is available in system.\r
+ //\r
+ if (mReportStatusCode == NULL) {\r
+ mReportStatusCode = InternalGetReportStatusCode ();\r
+ if (mReportStatusCode == NULL) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+ }\r
+ \r
+ //\r
+ // A status code service is present in system, so pass in all the parameters to the service.\r
+ //\r
+ return (*mReportStatusCode) (Type, Value, Instance, (EFI_GUID *)CallerId, Data);\r
+ }\r
+ \r
+ return EFI_UNSUPPORTED;\r
+}\r
+\r
+/**\r
+ Notification function of EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE.\r
+\r
+ @param Event Event whose notification function is being invoked.\r
+ @param Context Pointer to the notification function's context\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+ReportStatusCodeLibVirtualAddressChange (\r
+ IN EFI_EVENT Event,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ if (mReportStatusCode != NULL) {\r
+ mInternalRT->ConvertPointer (0, (VOID **) &mReportStatusCode);\r
+ }\r
+ mInternalRT->ConvertPointer (0, (VOID **) &mStatusCodeData);\r
+ mInternalRT->ConvertPointer (0, (VOID **) &mInternalRT);\r
+}\r
+\r
+/**\r
+ Notification function of EVT_SIGNAL_EXIT_BOOT_SERVICES.\r
+\r
+ @param Event Event whose notification function is being invoked.\r
+ @param Context Pointer to the notification function's context\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+ReportStatusCodeLibExitBootServices (\r
+ IN EFI_EVENT Event,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ mHaveExitedBootServices = TRUE;\r
+}\r
+\r
+/**\r
+ The constructor function of Runtime DXE Report Status Code Lib.\r
+\r
+ This function allocates memory for extended status code data, caches\r
+ the report status code service, and registers events.\r
+\r
+ @param ImageHandle The firmware allocated handle for the EFI image.\r
+ @param SystemTable A pointer to the EFI System Table.\r
+ \r
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ReportStatusCodeLibConstruct (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // Library should not use the gRT directly, for it may be converted by other library instance.\r
+ // \r
+ mInternalRT = gRT;\r
+\r
+ mStatusCodeData = AllocateRuntimePool (sizeof (EFI_STATUS_CODE_DATA) + EFI_STATUS_CODE_DATA_MAX_SIZE);\r
+ ASSERT (mStatusCodeData != NULL);\r
+ //\r
+ // Cache the report status code service\r
+ // \r
+ mReportStatusCode = InternalGetReportStatusCode ();\r
+\r
+ //\r
+ // Register notify function for EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE\r
+ // \r
+ Status = gBS->CreateEventEx (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ ReportStatusCodeLibVirtualAddressChange,\r
+ NULL,\r
+ &gEfiEventVirtualAddressChangeGuid,\r
+ &mVirtualAddressChangeEvent\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ //\r
+ // Register notify function for EVT_SIGNAL_EXIT_BOOT_SERVICES\r
+ // \r
+ Status = gBS->CreateEventEx (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ ReportStatusCodeLibExitBootServices,\r
+ NULL,\r
+ &gEfiEventExitBootServicesGuid,\r
+ &mExitBootServicesEvent\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+/**\r
+ The destructor function of Runtime DXE Report Status Code Lib.\r
+ \r
+ The destructor function frees memory allocated by constructor, and closes related events.\r
+ It will ASSERT() if that related operation fails and it will always return EFI_SUCCESS. \r
+\r
+ @param ImageHandle The firmware allocated handle for the EFI image.\r
+ @param SystemTable A pointer to the EFI System Table.\r
+ \r
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ReportStatusCodeLibDestruct (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ ASSERT (gBS != NULL);\r
+ Status = gBS->CloseEvent (mVirtualAddressChangeEvent);\r
+ ASSERT_EFI_ERROR (Status);\r
+ Status = gBS->CloseEvent (mExitBootServicesEvent);\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ FreePool (mStatusCodeData);\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
projects / mirror_edk2.git / commitdiff