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path: root/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c
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Diffstat (limited to 'MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c')
-rw-r--r--MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c240
1 files changed, 177 insertions, 63 deletions
diff --git a/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c b/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c
index ce17e4f92..f834778ac 100644
--- a/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c
+++ b/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c
@@ -5,7 +5,7 @@
for Firmware Basic Boot Performance Record and other boot performance records,
and install FPDT to ACPI table.
- Copyright (c) 2011 - 2012, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -21,6 +21,8 @@
#include <Protocol/ReportStatusCodeHandler.h>
#include <Protocol/AcpiTable.h>
#include <Protocol/SmmCommunication.h>
+#include <Protocol/LockBox.h>
+#include <Protocol/Variable.h>
#include <Guid/Acpi.h>
#include <Guid/FirmwarePerformance.h>
@@ -36,7 +38,8 @@
#include <Library/MemoryAllocationLib.h>
#include <Library/PcdLib.h>
#include <Library/HobLib.h>
-#include <Library/PcdLib.h>
+#include <Library/LockBoxLib.h>
+#include <Library/UefiLib.h>
//
// ACPI table information used to initialize tables.
@@ -51,6 +54,7 @@
EFI_RSC_HANDLER_PROTOCOL *mRscHandlerProtocol = NULL;
+BOOLEAN mLockBoxReady = FALSE;
EFI_EVENT mReadyToBootEvent;
EFI_EVENT mLegacyBootEvent;
EFI_EVENT mExitBootServicesEvent;
@@ -206,6 +210,7 @@ FpdtAllocateReservedMemoryBelow4G (
EFI_STATUS Status;
VOID *Buffer;
+ Buffer = NULL;
Pages = EFI_SIZE_TO_PAGES (Size);
Address = 0xffffffff;
@@ -217,13 +222,107 @@ FpdtAllocateReservedMemoryBelow4G (
);
ASSERT_EFI_ERROR (Status);
- Buffer = (VOID *) (UINTN) Address;
- ZeroMem (Buffer, Size);
+ if (!EFI_ERROR (Status)) {
+ Buffer = (VOID *) (UINTN) Address;
+ ZeroMem (Buffer, Size);
+ }
return Buffer;
}
/**
+ Callback function upon VariableArchProtocol and LockBoxProtocol
+ to allocate S3 performance table memory and save the pointer to LockBox.
+
+ @param[in] Event Event whose notification function is being invoked.
+ @param[in] Context Pointer to the notification function's context.
+**/
+VOID
+EFIAPI
+FpdtAllocateS3PerformanceTableMemory (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ EFI_STATUS Status;
+ VOID *Interface;
+ FIRMWARE_PERFORMANCE_VARIABLE PerformanceVariable;
+ UINTN Size;
+ EFI_PHYSICAL_ADDRESS S3PerformanceTablePointer;
+
+ if (mLockBoxReady && (mAcpiS3PerformanceTable != NULL)) {
+ //
+ // The memory for S3 performance table should have been ready,
+ // and the pointer should have been saved to LockBox, just return.
+ //
+ return;
+ }
+
+ if (!mLockBoxReady) {
+ Status = gBS->LocateProtocol (&gEfiLockBoxProtocolGuid, NULL, &Interface);
+ if (!EFI_ERROR (Status)) {
+ //
+ // LockBox services has been ready.
+ //
+ mLockBoxReady = TRUE;
+ }
+ }
+
+ if (mAcpiS3PerformanceTable == NULL) {
+ Status = gBS->LocateProtocol (&gEfiVariableArchProtocolGuid, NULL, &Interface);
+ if (!EFI_ERROR (Status)) {
+ //
+ // Try to allocate the same runtime buffer as last time boot.
+ //
+ ZeroMem (&PerformanceVariable, sizeof (PerformanceVariable));
+ Size = sizeof (PerformanceVariable);
+ Status = gRT->GetVariable (
+ EFI_FIRMWARE_PERFORMANCE_VARIABLE_NAME,
+ &gEfiFirmwarePerformanceGuid,
+ NULL,
+ &Size,
+ &PerformanceVariable
+ );
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->AllocatePages (
+ AllocateAddress,
+ EfiReservedMemoryType,
+ EFI_SIZE_TO_PAGES (sizeof (S3_PERFORMANCE_TABLE)),
+ &PerformanceVariable.S3PerformanceTablePointer
+ );
+ if (!EFI_ERROR (Status)) {
+ mAcpiS3PerformanceTable = (S3_PERFORMANCE_TABLE *) (UINTN) PerformanceVariable.S3PerformanceTablePointer;
+ }
+ }
+ if (mAcpiS3PerformanceTable == NULL) {
+ //
+ // Fail to allocate at specified address, continue to allocate at any address.
+ //
+ mAcpiS3PerformanceTable = (S3_PERFORMANCE_TABLE *) FpdtAllocateReservedMemoryBelow4G (sizeof (S3_PERFORMANCE_TABLE));
+ }
+ DEBUG ((EFI_D_INFO, "FPDT: ACPI S3 Performance Table address = 0x%x\n", mAcpiS3PerformanceTable));
+ if (mAcpiS3PerformanceTable != NULL) {
+ CopyMem (mAcpiS3PerformanceTable, &mS3PerformanceTableTemplate, sizeof (mS3PerformanceTableTemplate));
+ }
+ }
+ }
+
+ if (mLockBoxReady && (mAcpiS3PerformanceTable != NULL)) {
+ //
+ // If LockBox services has been ready and memory for FPDT S3 performance table has been allocated,
+ // save the pointer to LockBox for use in S3 resume.
+ //
+ S3PerformanceTablePointer = (EFI_PHYSICAL_ADDRESS) (UINTN) mAcpiS3PerformanceTable;
+ Status = SaveLockBox (
+ &gFirmwarePerformanceS3PointerGuid,
+ &S3PerformanceTablePointer,
+ sizeof (EFI_PHYSICAL_ADDRESS)
+ );
+ ASSERT_EFI_ERROR (Status);
+ }
+}
+
+/**
Install ACPI Firmware Performance Data Table (FPDT).
@return Status code.
@@ -236,15 +335,13 @@ InstallFirmwarePerformanceDataTable (
{
EFI_STATUS Status;
EFI_ACPI_TABLE_PROTOCOL *AcpiTableProtocol;
- EFI_PHYSICAL_ADDRESS Address;
UINTN Size;
- UINT8 SmmBootRecordCommBuffer[SMM_BOOT_RECORD_COMM_SIZE];
+ UINT8 *SmmBootRecordCommBuffer;
EFI_SMM_COMMUNICATE_HEADER *SmmCommBufferHeader;
SMM_BOOT_RECORD_COMMUNICATE *SmmCommData;
UINTN CommSize;
- UINTN PerformanceRuntimeDataSize;
- UINT8 *PerformanceRuntimeData;
- UINT8 *PerformanceRuntimeDataHead;
+ UINTN BootPerformanceDataSize;
+ UINT8 *BootPerformanceData;
EFI_SMM_COMMUNICATION_PROTOCOL *Communication;
FIRMWARE_PERFORMANCE_VARIABLE PerformanceVariable;
@@ -259,12 +356,15 @@ InstallFirmwarePerformanceDataTable (
//
// Collect boot records from SMM drivers.
//
- SmmCommData = NULL;
+ SmmBootRecordCommBuffer = NULL;
+ SmmCommData = NULL;
Status = gBS->LocateProtocol (&gEfiSmmCommunicationProtocolGuid, NULL, (VOID **) &Communication);
if (!EFI_ERROR (Status)) {
//
// Initialize communicate buffer
//
+ SmmBootRecordCommBuffer = AllocateZeroPool (SMM_BOOT_RECORD_COMM_SIZE);
+ ASSERT (SmmBootRecordCommBuffer != NULL);
SmmCommBufferHeader = (EFI_SMM_COMMUNICATE_HEADER*)SmmBootRecordCommBuffer;
SmmCommData = (SMM_BOOT_RECORD_COMMUNICATE*)SmmCommBufferHeader->Data;
ZeroMem((UINT8*)SmmCommData, sizeof(SMM_BOOT_RECORD_COMMUNICATE));
@@ -296,15 +396,12 @@ InstallFirmwarePerformanceDataTable (
}
//
- // Prepare memory for runtime Performance Record.
- // Runtime performance records includes two tables S3 performance table and Boot performance table.
- // S3 Performance table includes S3Resume and S3Suspend records.
+ // Prepare memory for Boot Performance table.
// Boot Performance table includes BasicBoot record, and one or more appended Boot Records.
//
- PerformanceRuntimeData = NULL;
- PerformanceRuntimeDataSize = sizeof (S3_PERFORMANCE_TABLE) + sizeof (BOOT_PERFORMANCE_TABLE) + mBootRecordSize + PcdGet32 (PcdExtFpdtBootRecordPadSize);
+ BootPerformanceDataSize = sizeof (BOOT_PERFORMANCE_TABLE) + mBootRecordSize + PcdGet32 (PcdExtFpdtBootRecordPadSize);
if (SmmCommData != NULL) {
- PerformanceRuntimeDataSize += SmmCommData->BootRecordSize;
+ BootPerformanceDataSize += SmmCommData->BootRecordSize;
}
//
@@ -320,87 +417,66 @@ InstallFirmwarePerformanceDataTable (
&PerformanceVariable
);
if (!EFI_ERROR (Status)) {
- Address = PerformanceVariable.S3PerformanceTablePointer;
Status = gBS->AllocatePages (
AllocateAddress,
EfiReservedMemoryType,
- EFI_SIZE_TO_PAGES (PerformanceRuntimeDataSize),
- &Address
+ EFI_SIZE_TO_PAGES (BootPerformanceDataSize),
+ &PerformanceVariable.BootPerformanceTablePointer
);
if (!EFI_ERROR (Status)) {
- PerformanceRuntimeData = (UINT8 *) (UINTN) Address;
+ mAcpiBootPerformanceTable = (BOOT_PERFORMANCE_TABLE *) (UINTN) PerformanceVariable.BootPerformanceTablePointer;
}
}
- if (PerformanceRuntimeData == NULL) {
+ if (mAcpiBootPerformanceTable == NULL) {
//
// Fail to allocate at specified address, continue to allocate at any address.
//
- PerformanceRuntimeData = FpdtAllocateReservedMemoryBelow4G (PerformanceRuntimeDataSize);
+ mAcpiBootPerformanceTable = (BOOT_PERFORMANCE_TABLE *) FpdtAllocateReservedMemoryBelow4G (BootPerformanceDataSize);
}
- DEBUG ((EFI_D_INFO, "FPDT: Performance Runtime Data address = 0x%x\n", PerformanceRuntimeData));
+ DEBUG ((EFI_D_INFO, "FPDT: ACPI Boot Performance Table address = 0x%x\n", mAcpiBootPerformanceTable));
- if (PerformanceRuntimeData == NULL) {
+ if (mAcpiBootPerformanceTable == NULL) {
if (SmmCommData != NULL && SmmCommData->BootRecordData != NULL) {
FreePool (SmmCommData->BootRecordData);
}
+ if (SmmBootRecordCommBuffer != NULL) {
+ FreePool (SmmBootRecordCommBuffer);
+ }
+ if (mAcpiS3PerformanceTable != NULL) {
+ FreePages (mAcpiS3PerformanceTable, EFI_SIZE_TO_PAGES (sizeof (S3_PERFORMANCE_TABLE)));
+ }
return EFI_OUT_OF_RESOURCES;
}
-
- PerformanceRuntimeDataHead = PerformanceRuntimeData;
-
- if (FeaturePcdGet (PcdFirmwarePerformanceDataTableS3Support)) {
- //
- // Prepare S3 Performance Table.
- //
- mAcpiS3PerformanceTable = (S3_PERFORMANCE_TABLE *) PerformanceRuntimeData;
- CopyMem (mAcpiS3PerformanceTable, &mS3PerformanceTableTemplate, sizeof (mS3PerformanceTableTemplate));
- PerformanceRuntimeData = PerformanceRuntimeData + mAcpiS3PerformanceTable->Header.Length;
- DEBUG ((EFI_D_INFO, "FPDT: ACPI S3 Performance Table address = 0x%x\n", mAcpiS3PerformanceTable));
- //
- // Save S3 Performance Table address to Variable for use in Firmware Performance PEIM.
- //
- PerformanceVariable.S3PerformanceTablePointer = (EFI_PHYSICAL_ADDRESS) (UINTN) mAcpiS3PerformanceTable;
- //
- // Update S3 Performance Table Pointer in template.
- //
- mFirmwarePerformanceTableTemplate.S3PointerRecord.S3PerformanceTablePointer = (UINT64) PerformanceVariable.S3PerformanceTablePointer;
- } else {
- //
- // Exclude S3 Performance Table Pointer from FPDT table template.
- //
- mFirmwarePerformanceTableTemplate.Header.Length -= sizeof (EFI_ACPI_5_0_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD);
- }
//
// Prepare Boot Performance Table.
//
- mAcpiBootPerformanceTable = (BOOT_PERFORMANCE_TABLE *) PerformanceRuntimeData;
+ BootPerformanceData = (UINT8 *) mAcpiBootPerformanceTable;
//
// Fill Basic Boot record to Boot Performance Table.
//
- CopyMem (PerformanceRuntimeData, &mBootPerformanceTableTemplate, sizeof (mBootPerformanceTableTemplate));
- PerformanceRuntimeData = PerformanceRuntimeData + mAcpiBootPerformanceTable->Header.Length;
+ CopyMem (mAcpiBootPerformanceTable, &mBootPerformanceTableTemplate, sizeof (mBootPerformanceTableTemplate));
+ BootPerformanceData = BootPerformanceData + mAcpiBootPerformanceTable->Header.Length;
//
// Fill Boot records from boot drivers.
//
- CopyMem (PerformanceRuntimeData, mBootRecordBuffer, mBootRecordSize);
+ CopyMem (BootPerformanceData, mBootRecordBuffer, mBootRecordSize);
mAcpiBootPerformanceTable->Header.Length += mBootRecordSize;
- PerformanceRuntimeData = PerformanceRuntimeData + mBootRecordSize;
+ BootPerformanceData = BootPerformanceData + mBootRecordSize;
if (SmmCommData != NULL && SmmCommData->BootRecordData != NULL) {
//
// Fill Boot records from SMM drivers.
//
- CopyMem (PerformanceRuntimeData, SmmCommData->BootRecordData, SmmCommData->BootRecordSize);
+ CopyMem (BootPerformanceData, SmmCommData->BootRecordData, SmmCommData->BootRecordSize);
FreePool (SmmCommData->BootRecordData);
mAcpiBootPerformanceTable->Header.Length = (UINT32) (mAcpiBootPerformanceTable->Header.Length + SmmCommData->BootRecordSize);
- PerformanceRuntimeData = PerformanceRuntimeData + SmmCommData->BootRecordSize;
+ BootPerformanceData = BootPerformanceData + SmmCommData->BootRecordSize;
}
- //
- // Reserve space for boot records after ReadyToBoot.
- //
- PerformanceRuntimeData = PerformanceRuntimeData + PcdGet32 (PcdExtFpdtBootRecordPadSize);
- DEBUG ((EFI_D_INFO, "FPDT: ACPI Boot Performance Table address = 0x%x\n", mAcpiBootPerformanceTable));
+ if (SmmBootRecordCommBuffer != NULL) {
+ FreePool (SmmBootRecordCommBuffer);
+ }
+
//
// Save Boot Performance Table address to Variable for use in S4 resume.
//
@@ -411,12 +487,20 @@ InstallFirmwarePerformanceDataTable (
mFirmwarePerformanceTableTemplate.BootPointerRecord.BootPerformanceTablePointer = (UINT64) (UINTN) mAcpiBootPerformanceTable;
//
+ // Save S3 Performance Table address to Variable for use in S4 resume.
+ //
+ PerformanceVariable.S3PerformanceTablePointer = (EFI_PHYSICAL_ADDRESS) (UINTN) mAcpiS3PerformanceTable;
+ //
+ // Update S3 Performance Table Pointer in template.
+ //
+ mFirmwarePerformanceTableTemplate.S3PointerRecord.S3PerformanceTablePointer = (UINT64) (UINTN) mAcpiS3PerformanceTable;
+ //
// Save Runtime Performance Table pointers to Variable.
//
Status = gRT->SetVariable (
EFI_FIRMWARE_PERFORMANCE_VARIABLE_NAME,
&gEfiFirmwarePerformanceGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
sizeof (PerformanceVariable),
&PerformanceVariable
);
@@ -433,7 +517,10 @@ InstallFirmwarePerformanceDataTable (
&mFirmwarePerformanceTableTemplateKey
);
if (EFI_ERROR (Status)) {
- FreePool (PerformanceRuntimeDataHead);
+ FreePages (mAcpiBootPerformanceTable, EFI_SIZE_TO_PAGES (BootPerformanceDataSize));
+ if (mAcpiS3PerformanceTable != NULL) {
+ FreePages (mAcpiS3PerformanceTable, EFI_SIZE_TO_PAGES (sizeof (S3_PERFORMANCE_TABLE)));
+ }
mAcpiBootPerformanceTable = NULL;
mAcpiS3PerformanceTable = NULL;
return Status;
@@ -700,6 +787,7 @@ FirmwarePerformanceDxeEntryPoint (
EFI_STATUS Status;
EFI_HOB_GUID_TYPE *GuidHob;
FIRMWARE_SEC_PERFORMANCE *Performance;
+ VOID *Registration;
//
// Get Report Status Code Handler Protocol.
@@ -766,5 +854,31 @@ FirmwarePerformanceDxeEntryPoint (
DEBUG ((EFI_D_ERROR, "FPDT: WARNING: SEC Performance Data Hob not found, ResetEnd will be set to 0!\n"));
}
+ if (FeaturePcdGet (PcdFirmwarePerformanceDataTableS3Support)) {
+ //
+ // Register callback function upon VariableArchProtocol and LockBoxProtocol
+ // to allocate S3 performance table memory and save the pointer to LockBox.
+ //
+ EfiCreateProtocolNotifyEvent (
+ &gEfiVariableArchProtocolGuid,
+ TPL_CALLBACK,
+ FpdtAllocateS3PerformanceTableMemory,
+ NULL,
+ &Registration
+ );
+ EfiCreateProtocolNotifyEvent (
+ &gEfiLockBoxProtocolGuid,
+ TPL_CALLBACK,
+ FpdtAllocateS3PerformanceTableMemory,
+ NULL,
+ &Registration
+ );
+ } else {
+ //
+ // Exclude S3 Performance Table Pointer from FPDT table template.
+ //
+ mFirmwarePerformanceTableTemplate.Header.Length -= sizeof (EFI_ACPI_5_0_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD);
+ }
+
return EFI_SUCCESS;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 07:41:25 +0000