this utility will print out the statistics information. You can use console\r
redirection to capture the data.\r
\r
- Copyright (c) 2006 - 2015, 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 - 2019, Intel Corporation. All rights reserved.<BR>\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
\r
#include <Guid/VariableFormat.h>\r
#include <Guid/SmmVariableCommon.h>\r
+#include <Guid/PiSmmCommunicationRegionTable.h>\r
#include <Protocol/SmmCommunication.h>\r
#include <Protocol/SmmVariable.h>\r
\r
UINTN CommSize;\r
SMM_VARIABLE_COMMUNICATE_HEADER *FunctionHeader;\r
EFI_SMM_VARIABLE_PROTOCOL *Smmvariable;\r
+ EDKII_PI_SMM_COMMUNICATION_REGION_TABLE *PiSmmCommunicationRegionTable;\r
+ UINT32 Index;\r
+ EFI_MEMORY_DESCRIPTOR *Entry;\r
+ UINTN Size;\r
+ UINTN MaxSize;\r
\r
Status = gBS->LocateProtocol (&gEfiSmmVariableProtocolGuid, NULL, (VOID **) &Smmvariable);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
- CommSize = SMM_COMMUNICATE_HEADER_SIZE + SMM_VARIABLE_COMMUNICATE_HEADER_SIZE;\r
- RealCommSize = CommSize;\r
- CommBuffer = AllocateZeroPool (CommSize);\r
+ CommBuffer = NULL;\r
+ RealCommSize = 0;\r
+ Status = EfiGetSystemConfigurationTable (\r
+ &gEdkiiPiSmmCommunicationRegionTableGuid,\r
+ (VOID **) &PiSmmCommunicationRegionTable\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ ASSERT (PiSmmCommunicationRegionTable != NULL);\r
+ Entry = (EFI_MEMORY_DESCRIPTOR *) (PiSmmCommunicationRegionTable + 1);\r
+ Size = 0;\r
+ MaxSize = 0;\r
+ for (Index = 0; Index < PiSmmCommunicationRegionTable->NumberOfEntries; Index++) {\r
+ if (Entry->Type == EfiConventionalMemory) {\r
+ Size = EFI_PAGES_TO_SIZE ((UINTN) Entry->NumberOfPages);\r
+ if (Size > (SMM_COMMUNICATE_HEADER_SIZE + SMM_VARIABLE_COMMUNICATE_HEADER_SIZE + sizeof (VARIABLE_INFO_ENTRY))) {\r
+ if (Size > MaxSize) {\r
+ MaxSize = Size;\r
+ RealCommSize = MaxSize;\r
+ CommBuffer = (EFI_SMM_COMMUNICATE_HEADER *) (UINTN) Entry->PhysicalStart;\r
+ }\r
+ }\r
+ }\r
+ Entry = (EFI_MEMORY_DESCRIPTOR *) ((UINT8 *) Entry + PiSmmCommunicationRegionTable->DescriptorSize);\r
+ }\r
ASSERT (CommBuffer != NULL);\r
+ ZeroMem (CommBuffer, RealCommSize);\r
\r
- Print (L"Non-Volatile SMM Variables:\n");\r
+ Print (L"SMM Driver Non-Volatile Variables:\n");\r
do {\r
+ CommSize = RealCommSize;\r
Status = GetVariableStatisticsData (CommBuffer, &CommSize);\r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
- FreePool (CommBuffer);\r
- CommBuffer = AllocateZeroPool (CommSize);\r
- ASSERT (CommBuffer != NULL);\r
- RealCommSize = CommSize;\r
- Status = GetVariableStatisticsData (CommBuffer, &CommSize);\r
+ Print (L"The generic SMM communication buffer provided by SmmCommunicationRegionTable is too small\n");\r
+ return Status;\r
}\r
\r
if (EFI_ERROR (Status) || (CommSize <= SMM_COMMUNICATE_HEADER_SIZE + SMM_VARIABLE_COMMUNICATE_HEADER_SIZE)) {\r
break;\r
}\r
\r
- if (CommSize < RealCommSize) {\r
- CommSize = RealCommSize;\r
- }\r
-\r
FunctionHeader = (SMM_VARIABLE_COMMUNICATE_HEADER *) CommBuffer->Data;\r
VariableInfo = (VARIABLE_INFO_ENTRY *) FunctionHeader->Data;\r
\r
}\r
} while (TRUE);\r
\r
- Print (L"Volatile SMM Variables:\n");\r
- ZeroMem (CommBuffer, CommSize);\r
+ Print (L"SMM Driver Volatile Variables:\n");\r
+ ZeroMem (CommBuffer, RealCommSize);\r
do {\r
+ CommSize = RealCommSize;\r
Status = GetVariableStatisticsData (CommBuffer, &CommSize);\r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
- FreePool (CommBuffer);\r
- CommBuffer = AllocateZeroPool (CommSize);\r
- ASSERT (CommBuffer != NULL);\r
- RealCommSize = CommSize;\r
- Status = GetVariableStatisticsData (CommBuffer, &CommSize);\r
+ Print (L"The generic SMM communication buffer provided by SmmCommunicationRegionTable is too small\n");\r
+ return Status;\r
}\r
\r
if (EFI_ERROR (Status) || (CommSize <= SMM_COMMUNICATE_HEADER_SIZE + SMM_VARIABLE_COMMUNICATE_HEADER_SIZE)) {\r
break;\r
}\r
\r
- if (CommSize < RealCommSize) {\r
- CommSize = RealCommSize;\r
- }\r
-\r
FunctionHeader = (SMM_VARIABLE_COMMUNICATE_HEADER *) CommBuffer->Data;\r
VariableInfo = (VARIABLE_INFO_ENTRY *) FunctionHeader->Data;\r
\r
}\r
} while (TRUE);\r
\r
- FreePool (CommBuffer);\r
return Status;\r
}\r
\r
IN EFI_SYSTEM_TABLE *SystemTable\r
)\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS RuntimeDxeStatus;\r
+ EFI_STATUS SmmStatus;\r
VARIABLE_INFO_ENTRY *VariableInfo;\r
VARIABLE_INFO_ENTRY *Entry;\r
\r
- Status = EfiGetSystemConfigurationTable (&gEfiVariableGuid, (VOID **)&Entry);\r
- if (EFI_ERROR (Status) || (Entry == NULL)) {\r
- Status = EfiGetSystemConfigurationTable (&gEfiAuthenticatedVariableGuid, (VOID **)&Entry);\r
- }\r
-\r
- if (EFI_ERROR (Status) || (Entry == NULL)) {\r
- Status = PrintInfoFromSmm ();\r
- if (!EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
+ RuntimeDxeStatus = EfiGetSystemConfigurationTable (&gEfiVariableGuid, (VOID **) &Entry);\r
+ if (EFI_ERROR (RuntimeDxeStatus) || (Entry == NULL)) {\r
+ RuntimeDxeStatus = EfiGetSystemConfigurationTable (&gEfiAuthenticatedVariableGuid, (VOID **) &Entry);\r
}\r
\r
- if (!EFI_ERROR (Status) && (Entry != NULL)) {\r
- Print (L"Non-Volatile EFI Variables:\n");\r
+ if (!EFI_ERROR (RuntimeDxeStatus) && (Entry != NULL)) {\r
+ Print (L"Runtime DXE Driver Non-Volatile EFI Variables:\n");\r
VariableInfo = Entry;\r
do {\r
if (!VariableInfo->Volatile) {\r
VariableInfo = VariableInfo->Next;\r
} while (VariableInfo != NULL);\r
\r
- Print (L"Volatile EFI Variables:\n");\r
+ Print (L"Runtime DXE Driver Volatile EFI Variables:\n");\r
VariableInfo = Entry;\r
do {\r
if (VariableInfo->Volatile) {\r
}\r
VariableInfo = VariableInfo->Next;\r
} while (VariableInfo != NULL);\r
+ }\r
+\r
+ SmmStatus = PrintInfoFromSmm ();\r
\r
- } else {\r
- Print (L"Warning: Variable Dxe driver doesn't enable the feature of statistical information!\n");\r
+ if (EFI_ERROR (RuntimeDxeStatus) && EFI_ERROR (SmmStatus)) {\r
+ Print (L"Warning: Variable Dxe/Smm driver doesn't enable the feature of statistical information!\n");\r
Print (L"If you want to see this info, please:\n");\r
Print (L" 1. Set PcdVariableCollectStatistics as TRUE\n");\r
- Print (L" 2. Rebuild Variable Dxe driver\n");\r
+ Print (L" 2. Rebuild Variable Dxe/Smm driver\n");\r
Print (L" 3. Run \"VariableInfo\" cmd again\n");\r
+\r
+ return EFI_NOT_FOUND;\r
}\r
\r
- return Status;\r
+ return EFI_SUCCESS;\r
}\r
projects / mirror_edk2.git / blobdiff