Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13527 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			771 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			771 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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|   This module install ACPI Firmware Performance Data Table (FPDT).
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| 
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|   This module register report status code listener to collect performance data
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|   for Firmware Basic Boot Performance Record and other boot performance records, 
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|   and install FPDT to ACPI table.
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| 
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|   Copyright (c) 2011 - 2012, Intel Corporation. All rights reserved.<BR>
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|   This program and the accompanying materials
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|   are licensed and made available under the terms and conditions of the BSD License
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|   which accompanies this distribution.  The full text of the license may be found at
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|   http://opensource.org/licenses/bsd-license.php
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| 
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|   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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|   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 
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| **/
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| 
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| #include <PiDxe.h>
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| 
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| #include <Protocol/ReportStatusCodeHandler.h>
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| #include <Protocol/AcpiTable.h>
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| #include <Protocol/SmmCommunication.h>
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| 
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| #include <Guid/Acpi.h>
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| #include <Guid/FirmwarePerformance.h>
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| #include <Guid/EventGroup.h>
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| #include <Guid/EventLegacyBios.h>
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| 
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| #include <Library/UefiBootServicesTableLib.h>
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| #include <Library/UefiRuntimeServicesTableLib.h>
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| #include <Library/BaseLib.h>
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| #include <Library/DebugLib.h>
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| #include <Library/TimerLib.h>
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| #include <Library/BaseMemoryLib.h>
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| #include <Library/MemoryAllocationLib.h>
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| #include <Library/PcdLib.h>
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| #include <Library/HobLib.h>
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| #include <Library/PcdLib.h>
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| 
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| //
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| // ACPI table information used to initialize tables.
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| //
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| #define EFI_ACPI_OEM_ID           "INTEL"
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| #define EFI_ACPI_OEM_TABLE_ID     0x2020204F4E414954ULL // "TIANO   "
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| #define EFI_ACPI_OEM_REVISION     0x00000001
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| #define EFI_ACPI_CREATOR_ID       0x5446534D            // TBD "MSFT"
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| #define EFI_ACPI_CREATOR_REVISION 0x01000013            // TBD
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| #define EXTENSION_RECORD_SIZE     0x10000
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| #define SMM_BOOT_RECORD_COMM_SIZE OFFSET_OF (EFI_SMM_COMMUNICATE_HEADER, Data) + sizeof(SMM_BOOT_RECORD_COMMUNICATE)
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| 
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| EFI_RSC_HANDLER_PROTOCOL    *mRscHandlerProtocol = NULL;
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| 
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| EFI_EVENT                   mReadyToBootEvent;
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| EFI_EVENT                   mLegacyBootEvent;
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| EFI_EVENT                   mExitBootServicesEvent;
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| UINTN                       mFirmwarePerformanceTableTemplateKey  = 0;
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| UINT32                      mBootRecordSize = 0;
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| UINT32                      mBootRecordMaxSize = 0;
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| UINT8                       *mBootRecordBuffer = NULL;
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| 
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| BOOT_PERFORMANCE_TABLE                      *mAcpiBootPerformanceTable = NULL;
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| S3_PERFORMANCE_TABLE                        *mAcpiS3PerformanceTable   = NULL;
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| 
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| FIRMWARE_PERFORMANCE_TABLE  mFirmwarePerformanceTableTemplate = {
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|   {
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|     EFI_ACPI_5_0_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE,
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|     sizeof (FIRMWARE_PERFORMANCE_TABLE),
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|     EFI_ACPI_5_0_FIRMWARE_PERFORMANCE_DATA_TABLE_REVISION,    // Revision
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|     0x00, // Checksum will be updated at runtime
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|     //
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|     // It is expected that these values will be updated at runtime.
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|     //
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|     EFI_ACPI_OEM_ID,            // OEMID is a 6 bytes long field
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|     EFI_ACPI_OEM_TABLE_ID,      // OEM table identification(8 bytes long)
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|     EFI_ACPI_OEM_REVISION,      // OEM revision number
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|     EFI_ACPI_CREATOR_ID,        // ASL compiler vendor ID
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|     EFI_ACPI_CREATOR_REVISION,  // ASL compiler revision number
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|   },
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|   //
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|   // Firmware Basic Boot Performance Table Pointer Record.
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|   //
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|   {
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|     {
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|       EFI_ACPI_5_0_FPDT_RECORD_TYPE_FIRMWARE_BASIC_BOOT_POINTER ,       // Type
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|       sizeof (EFI_ACPI_5_0_FPDT_BOOT_PERFORMANCE_TABLE_POINTER_RECORD), // Length
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|       EFI_ACPI_5_0_FPDT_RECORD_REVISION_FIRMWARE_BASIC_BOOT_POINTER     // Revision
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|     },
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|     0,  // Reserved
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|     0   // BootPerformanceTablePointer will be updated at runtime.
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|   },
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|   //
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|   // S3 Performance Table Pointer Record.
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|   //
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|   {
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|     {
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|       EFI_ACPI_5_0_FPDT_RECORD_TYPE_S3_PERFORMANCE_TABLE_POINTER,     // Type
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|       sizeof (EFI_ACPI_5_0_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD), // Length
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|       EFI_ACPI_5_0_FPDT_RECORD_REVISION_S3_PERFORMANCE_TABLE_POINTER  // Revision
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|     },
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|     0,  // Reserved
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|     0   // S3PerformanceTablePointer will be updated at runtime.
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|   }
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| };
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| 
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| BOOT_PERFORMANCE_TABLE mBootPerformanceTableTemplate = {
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|   {
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|     EFI_ACPI_5_0_FPDT_BOOT_PERFORMANCE_TABLE_SIGNATURE,
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|     sizeof (BOOT_PERFORMANCE_TABLE)
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|   },
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|   {
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|     {
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|       EFI_ACPI_5_0_FPDT_RUNTIME_RECORD_TYPE_FIRMWARE_BASIC_BOOT,    // Type
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|       sizeof (EFI_ACPI_5_0_FPDT_FIRMWARE_BASIC_BOOT_RECORD),        // Length
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|       EFI_ACPI_5_0_FPDT_RUNTIME_RECORD_REVISION_FIRMWARE_BASIC_BOOT // Revision
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|     },
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|     0,  // Reserved
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|     //
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|     // These values will be updated at runtime.
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|     //
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|     0,  // ResetEnd
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|     0,  // OsLoaderLoadImageStart
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|     0,  // OsLoaderStartImageStart
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|     0,  // ExitBootServicesEntry
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|     0   // ExitBootServicesExit
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|   }
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| };
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| 
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| S3_PERFORMANCE_TABLE        mS3PerformanceTableTemplate = {
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|   {
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|     EFI_ACPI_5_0_FPDT_S3_PERFORMANCE_TABLE_SIGNATURE,
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|     sizeof (S3_PERFORMANCE_TABLE)
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|   },
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|   {
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|     {
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|       EFI_ACPI_5_0_FPDT_RUNTIME_RECORD_TYPE_S3_RESUME,     // Type
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|       sizeof (EFI_ACPI_5_0_FPDT_S3_RESUME_RECORD),         // Length
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|       EFI_ACPI_5_0_FPDT_RUNTIME_RECORD_REVISION_S3_RESUME  // Revision
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|     },
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|     //
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|     // These values will be updated by Firmware Performance PEIM.
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|     //
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|     0,  // ResumeCount
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|     0,  // FullResume
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|     0   // AverageResume
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|   },
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|   {
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|     {
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|       EFI_ACPI_5_0_FPDT_RUNTIME_RECORD_TYPE_S3_SUSPEND,    // Type
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|       sizeof (EFI_ACPI_5_0_FPDT_S3_SUSPEND_RECORD),        // Length
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|       EFI_ACPI_5_0_FPDT_RUNTIME_RECORD_REVISION_S3_SUSPEND // Revision
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|     },
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|     //
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|     // These values will be updated bye Firmware Performance SMM driver.
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|     //
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|     0,  // SuspendStart
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|     0   // SuspendEnd
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|   }
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| };
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| 
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| /**
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|   This function calculates and updates an UINT8 checksum.
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| 
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|   @param[in]  Buffer          Pointer to buffer to checksum
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|   @param[in]  Size            Number of bytes to checksum
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| 
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| **/
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| VOID
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| FpdtAcpiTableChecksum (
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|   IN UINT8      *Buffer,
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|   IN UINTN      Size
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|   )
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| {
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|   UINTN ChecksumOffset;
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| 
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|   ChecksumOffset = OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER, Checksum);
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| 
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|   //
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|   // Set checksum to 0 first.
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|   //
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|   Buffer[ChecksumOffset] = 0;
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| 
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|   //
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|   // Update checksum value.
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|   //
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|   Buffer[ChecksumOffset] = CalculateCheckSum8 (Buffer, Size);
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| }
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| 
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| /**
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|   Allocate EfiReservedMemoryType below 4G memory address.
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| 
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|   This function allocates EfiReservedMemoryType below 4G memory address.
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| 
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|   @param[in]  Size   Size of memory to allocate.
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| 
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|   @return Allocated address for output.
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| 
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| **/
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| VOID *
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| FpdtAllocateReservedMemoryBelow4G (
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|   IN UINTN       Size
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|   )
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| {
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|   UINTN                 Pages;
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|   EFI_PHYSICAL_ADDRESS  Address;
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|   EFI_STATUS            Status;
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|   VOID                  *Buffer;
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| 
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|   Pages   = EFI_SIZE_TO_PAGES (Size);
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|   Address = 0xffffffff;
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| 
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|   Status = gBS->AllocatePages (
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|                   AllocateMaxAddress,
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|                   EfiReservedMemoryType,
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|                   Pages,
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|                   &Address
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|                   );
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|   ASSERT_EFI_ERROR (Status);
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| 
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|   Buffer = (VOID *) (UINTN) Address;
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|   ZeroMem (Buffer, Size);
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| 
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|   return Buffer;
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| }
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| 
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| /**
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|   Install ACPI Firmware Performance Data Table (FPDT).
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| 
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|   @return Status code.
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| 
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| **/
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| EFI_STATUS
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| InstallFirmwarePerformanceDataTable (
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|   VOID
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|   )
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| {
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|   EFI_STATUS                    Status;
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|   EFI_ACPI_TABLE_PROTOCOL       *AcpiTableProtocol;
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|   EFI_PHYSICAL_ADDRESS          Address;
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|   UINTN                         Size;
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|   UINT8                         SmmBootRecordCommBuffer[SMM_BOOT_RECORD_COMM_SIZE];
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|   EFI_SMM_COMMUNICATE_HEADER    *SmmCommBufferHeader;
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|   SMM_BOOT_RECORD_COMMUNICATE   *SmmCommData;
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|   UINTN                         CommSize;
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|   UINTN                         PerformanceRuntimeDataSize;
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|   UINT8                         *PerformanceRuntimeData; 
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|   UINT8                         *PerformanceRuntimeDataHead; 
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|   EFI_SMM_COMMUNICATION_PROTOCOL  *Communication;
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|   FIRMWARE_PERFORMANCE_VARIABLE PerformanceVariable;
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| 
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|   //
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|   // Get AcpiTable Protocol.
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|   //
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|   Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID **) &AcpiTableProtocol);
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|   if (EFI_ERROR (Status)) {
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|     return Status;
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|   }
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| 
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|   //
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|   // Collect boot records from SMM drivers.
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|   //
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|   SmmCommData = NULL;
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|   Status = gBS->LocateProtocol (&gEfiSmmCommunicationProtocolGuid, NULL, (VOID **) &Communication);
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|   if (!EFI_ERROR (Status)) {
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|     //
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|     // Initialize communicate buffer 
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|     //
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|     SmmCommBufferHeader = (EFI_SMM_COMMUNICATE_HEADER*)SmmBootRecordCommBuffer;
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|     SmmCommData = (SMM_BOOT_RECORD_COMMUNICATE*)SmmCommBufferHeader->Data;
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|     ZeroMem((UINT8*)SmmCommData, sizeof(SMM_BOOT_RECORD_COMMUNICATE));
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| 
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|     CopyGuid (&SmmCommBufferHeader->HeaderGuid, &gEfiFirmwarePerformanceGuid);
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|     SmmCommBufferHeader->MessageLength = sizeof(SMM_BOOT_RECORD_COMMUNICATE);
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|     CommSize = SMM_BOOT_RECORD_COMM_SIZE;
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|   
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|     //
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|     // Get the size of boot records.
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|     //
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|     SmmCommData->Function       = SMM_FPDT_FUNCTION_GET_BOOT_RECORD_SIZE;
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|     SmmCommData->BootRecordData = NULL;
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|     Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize);
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|     ASSERT_EFI_ERROR (Status);
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|   
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|     if (!EFI_ERROR (SmmCommData->ReturnStatus) && SmmCommData->BootRecordSize != 0) {
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|       //
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|       // Get all boot records
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|       //
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|       SmmCommData->Function       = SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA;
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|       SmmCommData->BootRecordData = AllocateZeroPool(SmmCommData->BootRecordSize);
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|       ASSERT (SmmCommData->BootRecordData != NULL);
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|       
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|       Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize);
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|       ASSERT_EFI_ERROR (Status);
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|       ASSERT_EFI_ERROR(SmmCommData->ReturnStatus);
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|     }
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|   }
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| 
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|   //
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|   // Prepare memory for runtime Performance Record. 
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|   // Runtime performance records includes two tables S3 performance table and Boot performance table. 
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|   // S3 Performance table includes S3Resume and S3Suspend records. 
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|   // Boot Performance table includes BasicBoot record, and one or more appended Boot Records. 
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|   //
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|   PerformanceRuntimeData = NULL;
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|   PerformanceRuntimeDataSize = sizeof (S3_PERFORMANCE_TABLE) + sizeof (BOOT_PERFORMANCE_TABLE) + mBootRecordSize + PcdGet32 (PcdExtFpdtBootRecordPadSize);
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|   if (SmmCommData != NULL) {
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|     PerformanceRuntimeDataSize += SmmCommData->BootRecordSize;
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|   }
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| 
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|   //
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|   // Try to allocate the same runtime buffer as last time boot.
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|   //
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|   ZeroMem (&PerformanceVariable, sizeof (PerformanceVariable));
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|   Size = sizeof (PerformanceVariable);
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|   Status = gRT->GetVariable (
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|                   EFI_FIRMWARE_PERFORMANCE_VARIABLE_NAME,
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|                   &gEfiFirmwarePerformanceGuid,
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|                   NULL,
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|                   &Size,
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|                   &PerformanceVariable
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|                   );
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|   if (!EFI_ERROR (Status)) {
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|     Address = PerformanceVariable.S3PerformanceTablePointer;
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|     Status = gBS->AllocatePages (
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|                     AllocateAddress,
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|                     EfiReservedMemoryType,
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|                     EFI_SIZE_TO_PAGES (PerformanceRuntimeDataSize),
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|                     &Address
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|                     );
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|     if (!EFI_ERROR (Status)) {
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|       PerformanceRuntimeData = (UINT8 *) (UINTN) Address;
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|     }
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|   }
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| 
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|   if (PerformanceRuntimeData == NULL) {
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|     //
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|     // Fail to allocate at specified address, continue to allocate at any address.
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|     //
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|     PerformanceRuntimeData = FpdtAllocateReservedMemoryBelow4G (PerformanceRuntimeDataSize);
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|   }
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|   DEBUG ((EFI_D_INFO, "FPDT: Performance Runtime Data address = 0x%x\n", PerformanceRuntimeData));
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| 
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|   if (PerformanceRuntimeData == NULL) {
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|     if (SmmCommData != NULL && SmmCommData->BootRecordData != NULL) {
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|       FreePool (SmmCommData->BootRecordData);
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|     }
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|     return EFI_OUT_OF_RESOURCES;
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|   }
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|   
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|   PerformanceRuntimeDataHead = PerformanceRuntimeData;
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| 
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|   if (FeaturePcdGet (PcdFirmwarePerformanceDataTableS3Support)) {
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|     //
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|     // Prepare S3 Performance Table.
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|     //
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|     mAcpiS3PerformanceTable = (S3_PERFORMANCE_TABLE *) PerformanceRuntimeData;
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|     CopyMem (mAcpiS3PerformanceTable, &mS3PerformanceTableTemplate, sizeof (mS3PerformanceTableTemplate));
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|     PerformanceRuntimeData  = PerformanceRuntimeData + mAcpiS3PerformanceTable->Header.Length;
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|     DEBUG ((EFI_D_INFO, "FPDT: ACPI S3 Performance Table address = 0x%x\n", mAcpiS3PerformanceTable));
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|     //
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|     // Save S3 Performance Table address to Variable for use in Firmware Performance PEIM.
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|     //
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|     PerformanceVariable.S3PerformanceTablePointer = (EFI_PHYSICAL_ADDRESS) (UINTN) mAcpiS3PerformanceTable;
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|     //
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|     // Update S3 Performance Table Pointer in template.
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|     //
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|     mFirmwarePerformanceTableTemplate.S3PointerRecord.S3PerformanceTablePointer = (UINT64) PerformanceVariable.S3PerformanceTablePointer;
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|   } else {
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|     //
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|     // Exclude S3 Performance Table Pointer from FPDT table template.
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|     //
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|     mFirmwarePerformanceTableTemplate.Header.Length -= sizeof (EFI_ACPI_5_0_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD);
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|   }
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| 
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|   //
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|   // Prepare Boot Performance Table.
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|   //
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|   mAcpiBootPerformanceTable = (BOOT_PERFORMANCE_TABLE *) PerformanceRuntimeData;
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|   //
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|   // Fill Basic Boot record to Boot Performance Table.
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|   //
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|   CopyMem (PerformanceRuntimeData, &mBootPerformanceTableTemplate, sizeof (mBootPerformanceTableTemplate));
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|   PerformanceRuntimeData = PerformanceRuntimeData + mAcpiBootPerformanceTable->Header.Length;
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|   //
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|   // Fill Boot records from boot drivers.
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|   //
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|   CopyMem (PerformanceRuntimeData, mBootRecordBuffer, mBootRecordSize);
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|   mAcpiBootPerformanceTable->Header.Length += mBootRecordSize;
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|   PerformanceRuntimeData = PerformanceRuntimeData + mBootRecordSize;
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|   if (SmmCommData != NULL && SmmCommData->BootRecordData != NULL) {
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|     //
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|     // Fill Boot records from SMM drivers.
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|     //
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|     CopyMem (PerformanceRuntimeData, SmmCommData->BootRecordData, SmmCommData->BootRecordSize);
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|     FreePool (SmmCommData->BootRecordData);
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|     mAcpiBootPerformanceTable->Header.Length = (UINT32) (mAcpiBootPerformanceTable->Header.Length + SmmCommData->BootRecordSize);
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|     PerformanceRuntimeData = PerformanceRuntimeData + SmmCommData->BootRecordSize;
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|   }
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|   //
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|   // Reserve space for boot records after ReadyToBoot.
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|   //
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|   PerformanceRuntimeData = PerformanceRuntimeData + PcdGet32 (PcdExtFpdtBootRecordPadSize);
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|   DEBUG ((EFI_D_INFO, "FPDT: ACPI Boot Performance Table address = 0x%x\n", mAcpiBootPerformanceTable));
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|   //
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|   // Save Boot Performance Table address to Variable for use in S4 resume.
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|   //
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|   PerformanceVariable.BootPerformanceTablePointer = (EFI_PHYSICAL_ADDRESS) (UINTN) mAcpiBootPerformanceTable;
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|   //
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|   // Update Boot Performance Table Pointer in template.
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|   //
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|   mFirmwarePerformanceTableTemplate.BootPointerRecord.BootPerformanceTablePointer = (UINT64) (UINTN) mAcpiBootPerformanceTable;
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| 
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|   //
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|   // Save Runtime Performance Table pointers to Variable.
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|   //
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|   Status = gRT->SetVariable (
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|                   EFI_FIRMWARE_PERFORMANCE_VARIABLE_NAME,
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|                   &gEfiFirmwarePerformanceGuid,
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|                   EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
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|                   sizeof (PerformanceVariable),
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|                   &PerformanceVariable
 | |
|                   );
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|   ASSERT_EFI_ERROR (Status);
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| 
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|   //
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|   // Publish Firmware Performance Data Table.
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|   //
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|   FpdtAcpiTableChecksum ((UINT8 *) &mFirmwarePerformanceTableTemplate, mFirmwarePerformanceTableTemplate.Header.Length);
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|   Status = AcpiTableProtocol->InstallAcpiTable (
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|                                 AcpiTableProtocol,
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|                                 &mFirmwarePerformanceTableTemplate,
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|                                 mFirmwarePerformanceTableTemplate.Header.Length,
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|                                 &mFirmwarePerformanceTableTemplateKey
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|                                 );
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|   if (EFI_ERROR (Status)) {
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|     FreePool (PerformanceRuntimeDataHead);
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|     mAcpiBootPerformanceTable = NULL;
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|     mAcpiS3PerformanceTable = NULL;
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|     return Status;
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|   }
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|   
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|   //
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|   // Free temp Boot record, and update Boot Record to point to Basic Boot performance table.
 | |
|   //
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|   if (mBootRecordBuffer != NULL) {
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|     FreePool (mBootRecordBuffer);
 | |
|   }
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|   mBootRecordBuffer  = (UINT8 *) mAcpiBootPerformanceTable;
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|   mBootRecordSize    = mAcpiBootPerformanceTable->Header.Length;
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|   mBootRecordMaxSize = mBootRecordSize + PcdGet32 (PcdExtFpdtBootRecordPadSize);
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|   
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|   return EFI_SUCCESS;
 | |
| }
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| 
 | |
| /**
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|   Notify function for event group EFI_EVENT_GROUP_READY_TO_BOOT. This is used to
 | |
|   install the Firmware Performance Data Table.
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| 
 | |
|   @param[in]  Event   The Event that is being processed.
 | |
|   @param[in]  Context The Event Context.
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| EFIAPI
 | |
| FpdtReadyToBootEventNotify (
 | |
|   IN EFI_EVENT        Event,
 | |
|   IN VOID             *Context
 | |
|   )
 | |
| {
 | |
|   if (mAcpiBootPerformanceTable == NULL) {
 | |
|     //
 | |
|     // ACPI Firmware Performance Data Table not installed yet, install it now.
 | |
|     //
 | |
|     InstallFirmwarePerformanceDataTable ();
 | |
|   }
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Notify function for event group EFI_EVENT_LEGACY_BOOT_GUID. This is used to
 | |
|   record performance data for OsLoaderLoadImageStart in FPDT for legacy boot.
 | |
| 
 | |
|   @param[in]  Event   The Event that is being processed.
 | |
|   @param[in]  Context The Event Context.
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| EFIAPI
 | |
| FpdtLegacyBootEventNotify (
 | |
|   IN EFI_EVENT        Event,
 | |
|   IN VOID             *Context
 | |
|   )
 | |
| {
 | |
|   if (mAcpiBootPerformanceTable == NULL) {
 | |
|     //
 | |
|     // Firmware Performance Data Table not installed, do nothing.
 | |
|     //
 | |
|     return ;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Update Firmware Basic Boot Performance Record for legacy boot.
 | |
|   //
 | |
|   mAcpiBootPerformanceTable->BasicBoot.OsLoaderLoadImageStart  = 0;
 | |
|   mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart = GetTimeInNanoSecond (GetPerformanceCounter ());
 | |
|   mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry   = 0;
 | |
|   mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesExit    = 0;
 | |
| 
 | |
|   //
 | |
|   // Dump FPDT Boot Performance record.
 | |
|   //
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ResetEnd                = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ResetEnd));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderLoadImageStart  = 0\n"));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderStartImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesEntry   = 0\n"));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesExit    = 0\n"));
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Notify function for event EVT_SIGNAL_EXIT_BOOT_SERVICES. This is used to record
 | |
|   performance data for ExitBootServicesEntry in FPDT.
 | |
| 
 | |
|   @param[in]  Event   The Event that is being processed.
 | |
|   @param[in]  Context The Event Context.
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| EFIAPI
 | |
| FpdtExitBootServicesEventNotify (
 | |
|   IN EFI_EVENT        Event,
 | |
|   IN VOID             *Context
 | |
|   )
 | |
| {
 | |
|   if (mAcpiBootPerformanceTable == NULL) {
 | |
|     //
 | |
|     // Firmware Performance Data Table not installed, do nothing.
 | |
|     //
 | |
|     return ;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Update Firmware Basic Boot Performance Record for UEFI boot.
 | |
|   //
 | |
|   mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry = GetTimeInNanoSecond (GetPerformanceCounter ());
 | |
| 
 | |
|   //
 | |
|   // Dump FPDT Boot Performance record.
 | |
|   //
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ResetEnd                = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ResetEnd));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderLoadImageStart  = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderLoadImageStart));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderStartImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart));
 | |
|   DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesEntry   = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry));
 | |
|   //
 | |
|   // ExitBootServicesExit will be updated later, so don't dump it here.
 | |
|   //
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Report status code listener of FPDT. This is used to collect performance data
 | |
|   for OsLoaderLoadImageStart and OsLoaderStartImageStart in FPDT.
 | |
| 
 | |
|   @param[in]  CodeType            Indicates the type of status code being reported.
 | |
|   @param[in]  Value               Describes the current status of a hardware or software entity.
 | |
|                                   This included information about the class and subclass that is used to
 | |
|                                   classify the entity as well as an operation.
 | |
|   @param[in]  Instance            The enumeration of a hardware or software entity within
 | |
|                                   the system. Valid instance numbers start with 1.
 | |
|   @param[in]  CallerId            This optional parameter may be used to identify the caller.
 | |
|                                   This parameter allows the status code driver to apply different rules to
 | |
|                                   different callers.
 | |
|   @param[in]  Data                This optional parameter may be used to pass additional data.
 | |
| 
 | |
|   @retval EFI_SUCCESS             Status code is what we expected.
 | |
|   @retval EFI_UNSUPPORTED         Status code not supported.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| EFIAPI
 | |
| FpdtStatusCodeListenerDxe (
 | |
|   IN EFI_STATUS_CODE_TYPE     CodeType,
 | |
|   IN EFI_STATUS_CODE_VALUE    Value,
 | |
|   IN UINT32                   Instance,
 | |
|   IN EFI_GUID                 *CallerId,
 | |
|   IN EFI_STATUS_CODE_DATA     *Data
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS  Status;
 | |
| 
 | |
|   //
 | |
|   // Check whether status code is what we are interested in.
 | |
|   //
 | |
|   if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) != EFI_PROGRESS_CODE) {
 | |
|     return EFI_UNSUPPORTED;
 | |
|   }
 | |
| 
 | |
|   Status = EFI_SUCCESS;
 | |
|   if (Value == PcdGet32 (PcdProgressCodeOsLoaderLoad)) {
 | |
|     //
 | |
|     // Progress code for OS Loader LoadImage.
 | |
|     //
 | |
|     if (mAcpiBootPerformanceTable == NULL) {
 | |
|       return Status;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Update OS Loader LoadImage Start for UEFI boot.
 | |
|     //
 | |
|     mAcpiBootPerformanceTable->BasicBoot.OsLoaderLoadImageStart = GetTimeInNanoSecond (GetPerformanceCounter ());
 | |
|   } else if (Value == PcdGet32 (PcdProgressCodeOsLoaderStart)) {
 | |
|     //
 | |
|     // Progress code for OS Loader StartImage.
 | |
|     //
 | |
|     if (mAcpiBootPerformanceTable == NULL) {
 | |
|       return Status;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Update OS Loader StartImage Start for UEFI boot.
 | |
|     //
 | |
|     mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart = GetTimeInNanoSecond (GetPerformanceCounter ());
 | |
|   } else if (Value == (EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES)) {
 | |
|     //
 | |
|     // Progress code for ExitBootServices.
 | |
|     //
 | |
|     if (mAcpiBootPerformanceTable == NULL) {
 | |
|       return Status;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Update ExitBootServicesExit for UEFI boot.
 | |
|     //
 | |
|     mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesExit = GetTimeInNanoSecond (GetPerformanceCounter ());
 | |
| 
 | |
|     //
 | |
|     // Unregister boot time report status code listener.
 | |
|     //
 | |
|     mRscHandlerProtocol->Unregister (FpdtStatusCodeListenerDxe);
 | |
|   } else if (Data != NULL && CompareGuid (&Data->Type, &gEfiFirmwarePerformanceGuid)) {
 | |
|     //
 | |
|     // Append one or more Boot records
 | |
|     //
 | |
|     if (mAcpiBootPerformanceTable == NULL) {
 | |
|       //
 | |
|       // Append Boot records before FPDT ACPI table is installed. 
 | |
|       //
 | |
|       if (mBootRecordSize + Data->Size > mBootRecordMaxSize) {
 | |
|         mBootRecordBuffer = ReallocatePool (mBootRecordSize, mBootRecordSize + Data->Size + EXTENSION_RECORD_SIZE, mBootRecordBuffer);
 | |
|         ASSERT (mBootRecordBuffer != NULL);
 | |
|         mBootRecordMaxSize = mBootRecordSize + Data->Size + EXTENSION_RECORD_SIZE;
 | |
|       }
 | |
|       //
 | |
|       // Save boot record into the temp memory space.
 | |
|       //
 | |
|       CopyMem (mBootRecordBuffer + mBootRecordSize, Data + 1, Data->Size);
 | |
|       mBootRecordSize += Data->Size;
 | |
|     } else {
 | |
|       //
 | |
|       // Append Boot records after FPDT ACPI table is installed. 
 | |
|       //
 | |
|       if (mBootRecordSize + Data->Size > mBootRecordMaxSize) {
 | |
|         //
 | |
|         // No enough space to save boot record.
 | |
|         //
 | |
|         Status = EFI_OUT_OF_RESOURCES;
 | |
|       } else {
 | |
|         //
 | |
|         // Save boot record into BootPerformance table
 | |
|         //
 | |
|         CopyMem (mBootRecordBuffer + mBootRecordSize, Data + 1, Data->Size);
 | |
|         mBootRecordSize += Data->Size;
 | |
|         mAcpiBootPerformanceTable->Header.Length = mBootRecordSize;
 | |
|       }
 | |
|     }
 | |
|   } else {
 | |
|     //
 | |
|     // Ignore else progress code.
 | |
|     //
 | |
|     Status = EFI_UNSUPPORTED;
 | |
|   }
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   The module Entry Point of the Firmware Performance Data Table DXE driver.
 | |
| 
 | |
|   @param[in]  ImageHandle    The firmware allocated handle for the EFI image.
 | |
|   @param[in]  SystemTable    A pointer to the EFI System Table.
 | |
| 
 | |
|   @retval EFI_SUCCESS    The entry point is executed successfully.
 | |
|   @retval Other          Some error occurs when executing this entry point.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| EFIAPI
 | |
| FirmwarePerformanceDxeEntryPoint (
 | |
|   IN EFI_HANDLE          ImageHandle,
 | |
|   IN EFI_SYSTEM_TABLE    *SystemTable
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS               Status;
 | |
|   EFI_HOB_GUID_TYPE        *GuidHob;
 | |
|   FIRMWARE_SEC_PERFORMANCE *Performance;
 | |
| 
 | |
|   //
 | |
|   // Get Report Status Code Handler Protocol.
 | |
|   //
 | |
|   Status = gBS->LocateProtocol (&gEfiRscHandlerProtocolGuid, NULL, (VOID **) &mRscHandlerProtocol);
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   //
 | |
|   // Register report status code listener for OS Loader load and start.
 | |
|   //
 | |
|   Status = mRscHandlerProtocol->Register (FpdtStatusCodeListenerDxe, TPL_HIGH_LEVEL);
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   //
 | |
|   // Register the notify function to update FPDT on ExitBootServices Event.
 | |
|   //
 | |
|   Status = gBS->CreateEventEx (
 | |
|                   EVT_NOTIFY_SIGNAL,
 | |
|                   TPL_NOTIFY,
 | |
|                   FpdtExitBootServicesEventNotify,
 | |
|                   NULL,
 | |
|                   &gEfiEventExitBootServicesGuid,
 | |
|                   &mExitBootServicesEvent
 | |
|                   );
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   //
 | |
|   // Create ready to boot event to install ACPI FPDT table.
 | |
|   //
 | |
|   Status = gBS->CreateEventEx (
 | |
|                   EVT_NOTIFY_SIGNAL,
 | |
|                   TPL_NOTIFY,
 | |
|                   FpdtReadyToBootEventNotify,
 | |
|                   NULL,
 | |
|                   &gEfiEventReadyToBootGuid,
 | |
|                   &mReadyToBootEvent
 | |
|                   );
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   //
 | |
|   // Create legacy boot event to log OsLoaderStartImageStart for legacy boot.
 | |
|   //
 | |
|   Status = gBS->CreateEventEx (
 | |
|                   EVT_NOTIFY_SIGNAL,
 | |
|                   TPL_NOTIFY,
 | |
|                   FpdtLegacyBootEventNotify,
 | |
|                   NULL,
 | |
|                   &gEfiEventLegacyBootGuid,
 | |
|                   &mLegacyBootEvent
 | |
|                   );
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   //
 | |
|   // Retrieve GUID HOB data that contains the ResetEnd.
 | |
|   //
 | |
|   GuidHob = GetFirstGuidHob (&gEfiFirmwarePerformanceGuid);
 | |
|   if (GuidHob != NULL) {
 | |
|     Performance = (FIRMWARE_SEC_PERFORMANCE *) GET_GUID_HOB_DATA (GuidHob);
 | |
|     mBootPerformanceTableTemplate.BasicBoot.ResetEnd = Performance->ResetEnd;
 | |
|   } else {
 | |
|     //
 | |
|     // SEC Performance Data Hob not found, ResetEnd in ACPI FPDT table will be 0.
 | |
|     //
 | |
|     DEBUG ((EFI_D_ERROR, "FPDT: WARNING: SEC Performance Data Hob not found, ResetEnd will be set to 0!\n"));
 | |
|   }
 | |
| 
 | |
|   return EFI_SUCCESS;
 | |
| }
 |