diff options
Diffstat (limited to 'MdeModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c')
| -rw-r--r-- | MdeModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c | 132 |
1 files changed, 102 insertions, 30 deletions
diff --git a/MdeModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c b/MdeModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c index d378c59dd9..532b3f8c90 100644 --- a/MdeModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c +++ b/MdeModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c @@ -10,7 +10,7 @@ This library is mainly used by DxeCore to start performance logging to ensure that
Performance Protocol is installed at the very beginning of DXE phase.
-Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -64,7 +64,7 @@ UINT32 mLoadImageCount = 0; UINT32 mPerformanceLength = 0;
UINT32 mMaxPerformanceLength = 0;
UINT32 mBootRecordSize = 0;
-UINT32 mBootRecordMaxSize = 0;
+UINTN mBootRecordMaxSize = 0;
UINT32 mCachedLength = 0;
BOOLEAN mFpdtBufferIsReported = FALSE;
@@ -205,25 +205,26 @@ IsKnownID ( }
/**
- Allocate buffer for Boot Performance table.
+ This internal function dumps all the SMM performance data and size.
- @return Status code.
+ @param SmmPerfData Smm Performance data. The buffer contain the SMM perf data is allocated by this function and caller needs to free it.
+ @param SmmPerfDataSize Smm Performance data size.
+ @param SkipGetPerfData Skip to get performance data, just get the size.
**/
-EFI_STATUS
-AllocateBootPerformanceTable (
+VOID
+InternalGetSmmPerfData (
+ OUT VOID **SmmPerfData,
+ OUT UINTN *SmmPerfDataSize,
+ IN BOOLEAN SkipGetPerfData
)
{
EFI_STATUS Status;
- UINTN Size;
UINT8 *SmmBootRecordCommBuffer;
EFI_SMM_COMMUNICATE_HEADER *SmmCommBufferHeader;
SMM_BOOT_RECORD_COMMUNICATE *SmmCommData;
UINTN CommSize;
- UINTN BootPerformanceDataSize;
- UINT8 *BootPerformanceData;
EFI_SMM_COMMUNICATION_PROTOCOL *Communication;
- FIRMWARE_PERFORMANCE_VARIABLE PerformanceVariable;
EDKII_PI_SMM_COMMUNICATION_REGION_TABLE *SmmCommRegionTable;
EFI_MEMORY_DESCRIPTOR *SmmCommMemRegion;
UINTN Index;
@@ -237,7 +238,6 @@ AllocateBootPerformanceTable ( SmmBootRecordCommBuffer = NULL;
SmmCommData = NULL;
SmmBootRecordData = NULL;
- SmmBootRecordDataSize = 0;
ReservedMemSize = 0;
Status = gBS->LocateProtocol (&gEfiSmmCommunicationProtocolGuid, NULL, (VOID **) &Communication);
if (!EFI_ERROR (Status)) {
@@ -284,6 +284,10 @@ AllocateBootPerformanceTable ( Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize);
if (!EFI_ERROR (Status) && !EFI_ERROR (SmmCommData->ReturnStatus) && SmmCommData->BootRecordSize != 0) {
+ if (SkipGetPerfData) {
+ *SmmPerfDataSize = SmmCommData->BootRecordSize;
+ return;
+ }
//
// Get all boot records
//
@@ -305,19 +309,45 @@ AllocateBootPerformanceTable ( }
SmmCommData->BootRecordOffset = SmmCommData->BootRecordOffset + SmmCommData->BootRecordSize;
}
+ *SmmPerfData = SmmBootRecordData;
+ *SmmPerfDataSize = SmmBootRecordDataSize;
}
}
}
}
+}
+
+/**
+ Allocate buffer for Boot Performance table.
+
+ @return Status code.
+
+**/
+EFI_STATUS
+AllocateBootPerformanceTable (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ UINTN Size;
+ UINTN BootPerformanceDataSize;
+ UINT8 *BootPerformanceData;
+ FIRMWARE_PERFORMANCE_VARIABLE PerformanceVariable;
+ UINTN SmmBootRecordDataSize;
+
+ SmmBootRecordDataSize = 0;
+
+ //
+ // Get SMM performance data size at the point of EndOfDxe in order to allocate the boot performance table.
+ // Will Get all the data at ReadyToBoot.
+ //
+ InternalGetSmmPerfData (NULL, &SmmBootRecordDataSize, TRUE);
//
// Prepare memory for Boot Performance table.
// Boot Performance table includes BasicBoot record, and one or more appended Boot Records.
//
- BootPerformanceDataSize = sizeof (BOOT_PERFORMANCE_TABLE) + mPerformanceLength + PcdGet32 (PcdExtFpdtBootRecordPadSize);
- if (SmmCommData != NULL && SmmBootRecordData != NULL) {
- BootPerformanceDataSize += SmmBootRecordDataSize;
- }
+ BootPerformanceDataSize = sizeof (BOOT_PERFORMANCE_TABLE) + mPerformanceLength + SmmBootRecordDataSize + PcdGet32 (PcdExtFpdtBootRecordPadSize);
//
// Try to allocate the same runtime buffer as last time boot.
@@ -358,9 +388,6 @@ AllocateBootPerformanceTable ( DEBUG ((DEBUG_INFO, "DxeCorePerformanceLib: ACPI Boot Performance Table address = 0x%x\n", mAcpiBootPerformanceTable));
if (mAcpiBootPerformanceTable == NULL) {
- if (SmmCommData != NULL && SmmBootRecordData != NULL) {
- FreePool (SmmBootRecordData);
- }
return EFI_OUT_OF_RESOURCES;
}
@@ -385,19 +412,10 @@ AllocateBootPerformanceTable ( mPerformanceLength = 0;
mMaxPerformanceLength = 0;
}
- if (SmmCommData != NULL && SmmBootRecordData != NULL) {
- //
- // Fill Boot records from SMM drivers.
- //
- CopyMem (BootPerformanceData, SmmBootRecordData, SmmBootRecordDataSize);
- FreePool (SmmBootRecordData);
- mAcpiBootPerformanceTable->Header.Length = (UINT32) (mAcpiBootPerformanceTable->Header.Length + SmmBootRecordDataSize);
- BootPerformanceData = BootPerformanceData + SmmBootRecordDataSize;
- }
mBootRecordBuffer = (UINT8 *) mAcpiBootPerformanceTable;
mBootRecordSize = mAcpiBootPerformanceTable->Header.Length;
- mBootRecordMaxSize = mBootRecordSize + PcdGet32 (PcdExtFpdtBootRecordPadSize);
+ mBootRecordMaxSize = BootPerformanceDataSize;
return EFI_SUCCESS;
}
@@ -1337,6 +1355,47 @@ ReportFpdtRecordBuffer ( }
/**
+ Update Boot Performance table.
+
+ @param Event The event of notify protocol.
+ @param Context Notify event context.
+
+**/
+VOID
+EFIAPI
+UpdateBootPerformanceTable (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ VOID *SmmBootRecordData;
+ UINTN SmmBootRecordDataSize;
+ UINTN AppendSize;
+ UINT8 *FirmwarePerformanceTablePtr;
+
+ //
+ // Get SMM performance data.
+ //
+ SmmBootRecordData = NULL;
+ InternalGetSmmPerfData (&SmmBootRecordData, &SmmBootRecordDataSize, FALSE);
+
+ FirmwarePerformanceTablePtr = (UINT8 *) mAcpiBootPerformanceTable + mAcpiBootPerformanceTable->Header.Length;
+
+ if (mAcpiBootPerformanceTable->Header.Length + SmmBootRecordDataSize > mBootRecordMaxSize) {
+ DEBUG ((DEBUG_INFO, "DxeCorePerformanceLib: No enough space to save all SMM boot performance data\n"));
+ AppendSize = mBootRecordMaxSize - mAcpiBootPerformanceTable->Header.Length;
+ } else {
+ AppendSize = SmmBootRecordDataSize;
+ }
+ if (SmmBootRecordData != NULL) {
+ CopyMem (FirmwarePerformanceTablePtr, SmmBootRecordData, AppendSize);
+ mAcpiBootPerformanceTable->Header.Length += (UINT32) AppendSize;
+ mBootRecordSize += (UINT32) AppendSize;
+ FreePool (SmmBootRecordData);
+ }
+}
+
+/**
The constructor function initializes Performance infrastructure for DXE phase.
The constructor function publishes Performance and PerformanceEx protocol, allocates memory to log DXE performance
@@ -1358,6 +1417,7 @@ DxeCorePerformanceLibConstructor ( {
EFI_STATUS Status;
EFI_HANDLE Handle;
+ EFI_EVENT EndOfDxeEvent;
EFI_EVENT ReadyToBootEvent;
PERFORMANCE_PROPERTY *PerformanceProperty;
@@ -1386,13 +1446,25 @@ DxeCorePerformanceLibConstructor ( ASSERT_EFI_ERROR (Status);
//
- // Register ReadyToBoot event to report StatusCode data
+ // Register EndOfDxe event to allocate the boot performance table and report the table address through status code.
//
Status = gBS->CreateEventEx (
EVT_NOTIFY_SIGNAL,
- TPL_CALLBACK,
+ TPL_NOTIFY,
ReportFpdtRecordBuffer,
NULL,
+ &gEfiEndOfDxeEventGroupGuid,
+ &EndOfDxeEvent
+ );
+
+ //
+ // Register ReadyToBoot event to update the boot performance table for SMM performance data.
+ //
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_CALLBACK,
+ UpdateBootPerformanceTable,
+ NULL,
&gEfiEventReadyToBootGuid,
&ReadyToBootEvent
);
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