diff options
Diffstat (limited to 'EdkNt32Pkg/Library/EdkGenericBdsLib/Performance.c')
| -rw-r--r-- | EdkNt32Pkg/Library/EdkGenericBdsLib/Performance.c | 386 |
1 files changed, 0 insertions, 386 deletions
diff --git a/EdkNt32Pkg/Library/EdkGenericBdsLib/Performance.c b/EdkNt32Pkg/Library/EdkGenericBdsLib/Performance.c deleted file mode 100644 index 2d157aebb3..0000000000 --- a/EdkNt32Pkg/Library/EdkGenericBdsLib/Performance.c +++ /dev/null @@ -1,386 +0,0 @@ -/*++
-
-Copyright (c) 2006 - 2007, Intel Corporation
-All rights reserved. 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
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- Performance.c
-
-Abstract:
-
- This file include the file which can help to get the system
- performance, all the function will only include if the performance
- switch is set.
-
---*/
-
-#include "Performance.h"
-
-
-STATIC
-VOID
-GetShortPdbFileName (
- CHAR8 *PdbFileName,
- CHAR8 *GaugeString
- )
-/*++
-
-Routine Description:
-
-Arguments:
-
-Returns:
-
---*/
-{
- UINTN Index;
- UINTN Index1;
- UINTN StartIndex;
- UINTN EndIndex;
-
- if (PdbFileName == NULL) {
- AsciiStrCpy (GaugeString, " ");
- } else {
- StartIndex = 0;
- for (EndIndex = 0; PdbFileName[EndIndex] != 0; EndIndex++)
- ;
-
- for (Index = 0; PdbFileName[Index] != 0; Index++) {
- if (PdbFileName[Index] == '\\') {
- StartIndex = Index + 1;
- }
-
- if (PdbFileName[Index] == '.') {
- EndIndex = Index;
- }
- }
-
- Index1 = 0;
- for (Index = StartIndex; Index < EndIndex; Index++) {
- GaugeString[Index1] = PdbFileName[Index];
- Index1++;
- if (Index1 == PERF_TOKEN_LENGTH - 1) {
- break;
- }
- }
-
- GaugeString[Index1] = 0;
- }
-
- return ;
-}
-
-
-
-STATIC
-CHAR8 *
-GetPdbPath (
- VOID *ImageBase
- )
-/*++
-
-Routine Description:
-
- Located PDB path name in PE image
-
-Arguments:
-
- ImageBase - base of PE to search
-
-Returns:
-
- Pointer into image at offset of PDB file name if PDB file name is found,
- Otherwise a pointer to an empty string.
-
---*/
-{
- PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;
-
- ZeroMem (&ImageContext, sizeof (ImageContext));
- ImageContext.Handle = ImageBase;
- ImageContext.ImageRead = PeCoffLoaderImageReadFromMemory;
-
- PeCoffLoaderGetImageInfo (&ImageContext);
-
- return ImageContext.PdbPointer;
-}
-
-
-STATIC
-VOID
-GetNameFromHandle (
- IN EFI_HANDLE Handle,
- OUT CHAR8 *GaugeString
- )
-{
- EFI_STATUS Status;
- EFI_LOADED_IMAGE_PROTOCOL *Image;
- CHAR8 *PdbFileName;
- EFI_DRIVER_BINDING_PROTOCOL *DriverBinding;
-
- AsciiStrCpy (GaugeString, " ");
-
- //
- // Get handle name from image protocol
- //
- Status = gBS->HandleProtocol (
- Handle,
- &gEfiLoadedImageProtocolGuid,
- &Image
- );
-
- if (EFI_ERROR (Status)) {
- Status = gBS->OpenProtocol (
- Handle,
- &gEfiDriverBindingProtocolGuid,
- (VOID **) &DriverBinding,
- NULL,
- NULL,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR (Status)) {
- return ;
- }
- //
- // Get handle name from image protocol
- //
- Status = gBS->HandleProtocol (
- DriverBinding->ImageHandle,
- &gEfiLoadedImageProtocolGuid,
- &Image
- );
- }
-
- PdbFileName = GetPdbPath (Image->ImageBase);
-
- if (PdbFileName != NULL) {
- GetShortPdbFileName (PdbFileName, GaugeString);
- }
-
- return ;
-}
-
-
-
-VOID
-WriteBootToOsPerformanceData (
- VOID
- )
-/*++
-
-Routine Description:
-
- Allocates a block of memory and writes performance data of booting to OS into it.
-
-Arguments:
-
- None
-
-Returns:
-
- None
-
---*/
-{
- EFI_STATUS Status;
- EFI_CPU_ARCH_PROTOCOL *Cpu;
- EFI_PHYSICAL_ADDRESS mAcpiLowMemoryBase;
- UINT32 mAcpiLowMemoryLength;
- UINT32 LimitCount;
- PERF_HEADER mPerfHeader;
- PERF_DATA mPerfData;
- EFI_HANDLE *Handles;
- UINTN NoHandles;
- CHAR8 GaugeString[PERF_TOKEN_LENGTH];
- UINT8 *Ptr;
- UINT32 mIndex;
- UINT64 Ticker;
- UINT64 Freq;
- UINT32 Duration;
- UINT64 CurrentTicker;
- UINT64 TimerPeriod;
- UINTN LogEntryKey;
- CONST VOID *Handle;
- CONST CHAR8 *Token;
- CONST CHAR8 *Module;
- UINT64 StartTicker;
- UINT64 EndTicker;
-
- //
- // Retrive time stamp count as early as possilbe
- //
- Ticker = AsmReadTsc ();
-
- //
- // Allocate a block of memory that contain performance data to OS
- //
- mAcpiLowMemoryBase = 0xFFFFFFFF;
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- EfiReservedMemoryType,
- 4,
- &mAcpiLowMemoryBase
- );
- if (EFI_ERROR (Status)) {
- return ;
- }
-
- mAcpiLowMemoryLength = EFI_PAGES_TO_SIZE(4);
-
- Ptr = (UINT8 *) ((UINT32) mAcpiLowMemoryBase + sizeof (PERF_HEADER));
- LimitCount = (mAcpiLowMemoryLength - sizeof (PERF_HEADER)) / sizeof (PERF_DATA);
-
- //
- // Initialize performance data structure
- //
- ZeroMem (&mPerfHeader, sizeof (PERF_HEADER));
-
- //
- // Get CPU frequency
- //
- Status = gBS->LocateProtocol (
- &gEfiCpuArchProtocolGuid,
- NULL,
- &Cpu
- );
- if (EFI_ERROR (Status)) {
- gBS->FreePages (mAcpiLowMemoryBase, 4);
- return ;
- }
- //
- // Get Cpu Frequency
- //
- Status = Cpu->GetTimerValue (Cpu, 0, &(CurrentTicker), &TimerPeriod);
- if (EFI_ERROR (Status)) {
- gBS->FreePages (mAcpiLowMemoryBase, 4);
- return ;
- }
-
- Freq = DivU64x32 (1000000000000, (UINTN) TimerPeriod);
-
- mPerfHeader.CpuFreq = Freq;
-
- //
- // Record BDS raw performance data
- //
- mPerfHeader.BDSRaw = Ticker;
-
- //
- // Put Detailed performance data into memory
- //
- Handles = NULL;
- Status = gBS->LocateHandleBuffer (
- AllHandles,
- NULL,
- NULL,
- &NoHandles,
- &Handles
- );
- if (EFI_ERROR (Status)) {
- gBS->FreePages (mAcpiLowMemoryBase, 4);
- return ;
- }
- //
- // Get DXE drivers performance
- //
- for (mIndex = 0; mIndex < NoHandles; mIndex++) {
- Ticker = 0;
- LogEntryKey = 0;
- while ((LogEntryKey = GetPerformanceMeasurement (
- LogEntryKey,
- &Handle,
- &Token,
- &Module,
- &StartTicker,
- &EndTicker)) != 0) {
- if ((Handle == Handles[mIndex]) && (StartTicker < EndTicker)) {
- Ticker += (EndTicker - StartTicker);
- }
- }
-
- Duration = (UINT32) DivU64x32 (
- Ticker,
- (UINT32) Freq
- );
-
- if (Duration > 0) {
- ZeroMem (&mPerfData, sizeof (PERF_DATA));
-
- GetNameFromHandle (Handles[mIndex], GaugeString);
-
- AsciiStrCpy (mPerfData.Token, GaugeString);
- mPerfData.Duration = Duration;
-
- CopyMem (Ptr, &mPerfData, sizeof (PERF_DATA));
- Ptr += sizeof (PERF_DATA);
-
- mPerfHeader.Count++;
- if (mPerfHeader.Count == LimitCount) {
- goto Done;
- }
- }
- }
-
- FreePool (Handles);
-
- //
- // Get inserted performance data
- //
- LogEntryKey = 0;
- while ((LogEntryKey = GetPerformanceMeasurement (
- LogEntryKey,
- &Handle,
- &Token,
- &Module,
- &StartTicker,
- &EndTicker)) != 0) {
- if ((Handle == NULL) && (StartTicker <= EndTicker)) {
-
- ZeroMem (&mPerfData, sizeof (PERF_DATA));
-
- AsciiStrnCpy (mPerfData.Token, Token, DXE_PERFORMANCE_STRING_SIZE);
- mPerfData.Duration = (UINT32) DivU64x32 (
- EndTicker - StartTicker,
- (UINT32) Freq
- );
-
- CopyMem (Ptr, &mPerfData, sizeof (PERF_DATA));
- Ptr += sizeof (PERF_DATA);
-
- mPerfHeader.Count++;
- if (mPerfHeader.Count == LimitCount) {
- goto Done;
- }
- }
- }
-
-Done:
-
- mPerfHeader.Signiture = 0x66726550;
-
- //
- // Put performance data to memory
- //
- CopyMem (
- (UINT32 *) (UINT32) mAcpiLowMemoryBase,
- &mPerfHeader,
- sizeof (PERF_HEADER)
- );
-
- gRT->SetVariable (
- L"PerfDataMemAddr",
- &gEfiGenericPlatformVariableGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
- sizeof (UINT32),
- (VOID *) &mAcpiLowMemoryBase
- );
-
- return ;
-}
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