/** @file\r
Report Status Code Library for DXE Phase.\r
\r
- Copyright (c) 2006 - 2010, 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
-\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
+ Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <Guid/StatusCodeDataTypeId.h>\r
#include <Guid/StatusCodeDataTypeDebug.h>\r
\r
+//\r
+// Define the maximum extended data size that is supported when a status code is\r
+// reported at TPL_HIGH_LEVEL.\r
+//\r
+#define MAX_EXTENDED_DATA_SIZE 0x200\r
+\r
EFI_STATUS_CODE_PROTOCOL *mReportStatusCodeLibStatusCodeProtocol = NULL;\r
\r
/**\r
//\r
return mReportStatusCodeLibStatusCodeProtocol->ReportStatusCode (Type, Value, Instance, (EFI_GUID *)CallerId, Data);\r
}\r
- \r
+\r
return EFI_UNSUPPORTED;\r
}\r
\r
EFI_STATUS Status;\r
EFI_STATUS_CODE_DATA *StatusCodeData;\r
EFI_TPL Tpl;\r
- UINT64 Buffer[EFI_STATUS_CODE_DATA_MAX_SIZE / sizeof (UINT64)];\r
+ UINT64 Buffer[(MAX_EXTENDED_DATA_SIZE / sizeof (UINT64)) + 1];\r
\r
ASSERT (!((ExtendedData == NULL) && (ExtendedDataSize != 0)));\r
ASSERT (!((ExtendedData != NULL) && (ExtendedDataSize == 0)));\r
\r
- if (gBS == NULL || gBS->AllocatePool == NULL || gBS->FreePool == NULL) {\r
- return EFI_UNSUPPORTED;\r
- }\r
+ if (ExtendedDataSize <= (MAX_EXTENDED_DATA_SIZE - sizeof (EFI_STATUS_CODE_DATA))) {\r
+ //\r
+ // Use Buffer instead of allocating if possible.\r
+ //\r
+ StatusCodeData = (EFI_STATUS_CODE_DATA *)Buffer;\r
+ } else {\r
+ if (gBS == NULL || gBS->AllocatePool == NULL || gBS->FreePool == NULL) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
\r
- //\r
- // Retrieve the current TPL\r
- //\r
- Tpl = gBS->RaiseTPL (TPL_HIGH_LEVEL);\r
- gBS->RestoreTPL (Tpl);\r
- \r
- StatusCodeData = NULL;\r
- if (Tpl <= TPL_NOTIFY) {\r
//\r
- // Allocate space for the Status Code Header and its buffer\r
+ // Retrieve the current TPL\r
//\r
- gBS->AllocatePool (EfiBootServicesData, sizeof (EFI_STATUS_CODE_DATA) + ExtendedDataSize, (VOID **)&StatusCodeData);\r
- }\r
+ Tpl = gBS->RaiseTPL (TPL_HIGH_LEVEL);\r
+ gBS->RestoreTPL (Tpl);\r
+\r
+ if (Tpl > TPL_NOTIFY) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
\r
- if (StatusCodeData == NULL) {\r
//\r
- // If a buffer could not be allocated, then see if the local variable Buffer can be used\r
+ // Allocate space for the Status Code Header and its buffer\r
//\r
- if (ExtendedDataSize > (EFI_STATUS_CODE_DATA_MAX_SIZE - sizeof (EFI_STATUS_CODE_DATA))) {\r
- //\r
- // The local variable Buffer not large enough to hold the extended data associated\r
- // with the status code being reported.\r
- //\r
- ASSERT (FALSE);\r
+ StatusCodeData = NULL;\r
+ gBS->AllocatePool (EfiBootServicesData, sizeof (EFI_STATUS_CODE_DATA) + ExtendedDataSize, (VOID **)&StatusCodeData);\r
+ if (StatusCodeData == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
- StatusCodeData = (EFI_STATUS_CODE_DATA *)Buffer;\r
}\r
\r
//\r