mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-17 15:18:06 +01:00
399 lines
11 KiB
C
399 lines
11 KiB
C
/** @file
|
|
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.
|
|
|
|
Copyright (c) 2004 - 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
|
|
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.
|
|
|
|
**/
|
|
|
|
#include "InternalBdsLib.h"
|
|
|
|
PERF_HEADER mPerfHeader;
|
|
PERF_DATA mPerfData;
|
|
EFI_PHYSICAL_ADDRESS mAcpiLowMemoryBase = 0x0FFFFFFFFULL;
|
|
UINT32 mAcpiLowMemoryLength = 0x4000;
|
|
|
|
/**
|
|
Get the short verion of PDB file name to be
|
|
used in performance data logging.
|
|
|
|
@param PdbFileName The long PDB file name.
|
|
@param GaugeString The output string to be logged by performance logger.
|
|
|
|
**/
|
|
VOID
|
|
GetShortPdbFileName (
|
|
IN CONST CHAR8 *PdbFileName,
|
|
OUT CHAR8 *GaugeString
|
|
)
|
|
{
|
|
UINTN Index;
|
|
UINTN Index1;
|
|
UINTN StartIndex;
|
|
UINTN EndIndex;
|
|
|
|
if (!GaugeString) {
|
|
return ;
|
|
}
|
|
|
|
if (PdbFileName == NULL) {
|
|
AsciiStrCpyS (GaugeString, 2, " ");
|
|
} 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 ;
|
|
}
|
|
|
|
/**
|
|
Get the name from the Driver handle, which can be a handle with
|
|
EFI_LOADED_IMAGE_PROTOCOL or EFI_DRIVER_BINDING_PROTOCOL installed.
|
|
This name can be used in performance data logging.
|
|
|
|
@param Handle Driver handle.
|
|
@param GaugeString The output string to be logged by performance logger.
|
|
|
|
**/
|
|
VOID
|
|
GetNameFromHandle (
|
|
IN EFI_HANDLE Handle,
|
|
OUT CHAR8 *GaugeString
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_LOADED_IMAGE_PROTOCOL *Image;
|
|
CHAR8 *PdbFileName = NULL;
|
|
EFI_DRIVER_BINDING_PROTOCOL *DriverBinding;
|
|
|
|
AsciiStrCpyS (GaugeString, 2, " ");
|
|
|
|
//
|
|
// Get handle name from image protocol
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
Handle,
|
|
&gEfiLoadedImageProtocolGuid,
|
|
(VOID **) &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,
|
|
(VOID **) &Image
|
|
);
|
|
}
|
|
if (!EFI_ERROR(Status) && Image != NULL) {
|
|
PdbFileName = PeCoffLoaderGetPdbPointer (Image->ImageBase);
|
|
}
|
|
|
|
if (PdbFileName != NULL) {
|
|
GetShortPdbFileName (PdbFileName, GaugeString);
|
|
}
|
|
|
|
return ;
|
|
}
|
|
|
|
/**
|
|
|
|
Allocates a block of memory to store performance data.
|
|
|
|
**/
|
|
VOID
|
|
AllocateMemoryForPerformanceData (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
|
|
if (mAcpiLowMemoryBase == 0x0FFFFFFFF) {
|
|
//
|
|
// Allocate a block of memory that contain performance data to OS
|
|
//
|
|
Status = gBS->AllocatePages (
|
|
AllocateMaxAddress,
|
|
EfiReservedMemoryType,
|
|
EFI_SIZE_TO_PAGES (mAcpiLowMemoryLength),
|
|
&mAcpiLowMemoryBase
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
gRT->SetVariable (
|
|
L"PerfDataMemAddr",
|
|
&gPerformanceProtocolGuid,
|
|
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
|
|
sizeof (EFI_PHYSICAL_ADDRESS),
|
|
&mAcpiLowMemoryBase
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
|
|
Writes performance data of booting into the allocated memory.
|
|
OS can process these records.
|
|
|
|
@param Event The triggered event.
|
|
@param Context Context for this event.
|
|
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
WriteBootToOsPerformanceData (
|
|
IN EFI_EVENT Event,
|
|
IN VOID *Context
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
UINT32 LimitCount;
|
|
EFI_HANDLE *Handles;
|
|
UINTN NoHandles;
|
|
CHAR8 GaugeString[PERF_TOKEN_LENGTH];
|
|
UINT8 *Ptr;
|
|
UINT32 Index;
|
|
UINT64 Ticker;
|
|
UINT64 Freq;
|
|
UINT32 Duration;
|
|
UINTN LogEntryKey;
|
|
CONST VOID *Handle;
|
|
CONST CHAR8 *Token;
|
|
CONST CHAR8 *Module;
|
|
UINT64 StartTicker;
|
|
UINT64 EndTicker;
|
|
UINT64 StartValue;
|
|
UINT64 EndValue;
|
|
BOOLEAN CountUp;
|
|
UINTN EntryIndex;
|
|
UINTN NumPerfEntries;
|
|
//
|
|
// List of flags indicating PerfEntry contains DXE handle
|
|
//
|
|
BOOLEAN *PerfEntriesAsDxeHandle;
|
|
UINTN VarSize;
|
|
|
|
//
|
|
// Record the performance data for End of BDS
|
|
//
|
|
PERF_END(NULL, "BDS", NULL, 0);
|
|
|
|
//
|
|
// Retrieve time stamp count as early as possible
|
|
//
|
|
Ticker = GetPerformanceCounter ();
|
|
|
|
Freq = GetPerformanceCounterProperties (&StartValue, &EndValue);
|
|
|
|
Freq = DivU64x32 (Freq, 1000);
|
|
|
|
mPerfHeader.CpuFreq = Freq;
|
|
|
|
//
|
|
// Record BDS raw performance data
|
|
//
|
|
if (EndValue >= StartValue) {
|
|
mPerfHeader.BDSRaw = Ticker - StartValue;
|
|
CountUp = TRUE;
|
|
} else {
|
|
mPerfHeader.BDSRaw = StartValue - Ticker;
|
|
CountUp = FALSE;
|
|
}
|
|
|
|
if (mAcpiLowMemoryBase == 0x0FFFFFFFF) {
|
|
VarSize = sizeof (EFI_PHYSICAL_ADDRESS);
|
|
Status = gRT->GetVariable (
|
|
L"PerfDataMemAddr",
|
|
&gPerformanceProtocolGuid,
|
|
NULL,
|
|
&VarSize,
|
|
&mAcpiLowMemoryBase
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// Fail to get the variable, return.
|
|
//
|
|
return;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Put Detailed performance data into memory
|
|
//
|
|
Handles = NULL;
|
|
Status = gBS->LocateHandleBuffer (
|
|
AllHandles,
|
|
NULL,
|
|
NULL,
|
|
&NoHandles,
|
|
&Handles
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return ;
|
|
}
|
|
|
|
Ptr = (UINT8 *) ((UINT32) mAcpiLowMemoryBase + sizeof (PERF_HEADER));
|
|
LimitCount = (UINT32) (PERF_DATA_MAX_LENGTH - sizeof (PERF_HEADER)) / sizeof (PERF_DATA);
|
|
|
|
NumPerfEntries = 0;
|
|
LogEntryKey = 0;
|
|
while ((LogEntryKey = GetPerformanceMeasurement (
|
|
LogEntryKey,
|
|
&Handle,
|
|
&Token,
|
|
&Module,
|
|
&StartTicker,
|
|
&EndTicker)) != 0) {
|
|
NumPerfEntries++;
|
|
}
|
|
PerfEntriesAsDxeHandle = AllocateZeroPool (NumPerfEntries * sizeof (BOOLEAN));
|
|
// ASSERT (PerfEntriesAsDxeHandle != NULL);
|
|
|
|
//
|
|
// Get DXE drivers performance
|
|
//
|
|
for (Index = 0; Index < NoHandles; Index++) {
|
|
Ticker = 0;
|
|
LogEntryKey = 0;
|
|
EntryIndex = 0;
|
|
while ((LogEntryKey = GetPerformanceMeasurement (
|
|
LogEntryKey,
|
|
&Handle,
|
|
&Token,
|
|
&Module,
|
|
&StartTicker,
|
|
&EndTicker)) != 0) {
|
|
if (Handle == Handles[Index] && !PerfEntriesAsDxeHandle[EntryIndex]) {
|
|
PerfEntriesAsDxeHandle[EntryIndex] = TRUE;
|
|
}
|
|
EntryIndex++;
|
|
if ((Handle == Handles[Index]) && (EndTicker != 0)) {
|
|
if (StartTicker == 1) {
|
|
StartTicker = StartValue;
|
|
}
|
|
if (EndTicker == 1) {
|
|
EndTicker = StartValue;
|
|
}
|
|
Ticker += CountUp ? (EndTicker - StartTicker) : (StartTicker - EndTicker);
|
|
}
|
|
}
|
|
|
|
Duration = (UINT32) DivU64x32 (Ticker, (UINT32) Freq);
|
|
|
|
if (Duration > 0) {
|
|
|
|
GetNameFromHandle (Handles[Index], GaugeString);
|
|
|
|
AsciiStrCpyS (mPerfData.Token, PERF_TOKEN_LENGTH+1, GaugeString);
|
|
mPerfData.Duration = Duration;
|
|
|
|
CopyMem (Ptr, &mPerfData, sizeof (PERF_DATA));
|
|
Ptr += sizeof (PERF_DATA);
|
|
|
|
mPerfHeader.Count++;
|
|
if (mPerfHeader.Count == LimitCount) {
|
|
goto Done;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Get inserted performance data
|
|
//
|
|
LogEntryKey = 0;
|
|
EntryIndex = 0;
|
|
while ((LogEntryKey = GetPerformanceMeasurement (
|
|
LogEntryKey,
|
|
&Handle,
|
|
&Token,
|
|
&Module,
|
|
&StartTicker,
|
|
&EndTicker)) != 0) {
|
|
if (!PerfEntriesAsDxeHandle[EntryIndex] && EndTicker != 0) {
|
|
|
|
ZeroMem (&mPerfData, sizeof (PERF_DATA));
|
|
|
|
AsciiStrnCpyS (mPerfData.Token, PERF_TOKEN_LENGTH+1, Token, PERF_TOKEN_LENGTH);
|
|
if (StartTicker == 1) {
|
|
StartTicker = StartValue;
|
|
}
|
|
if (EndTicker == 1) {
|
|
EndTicker = StartValue;
|
|
}
|
|
Ticker = CountUp ? (EndTicker - StartTicker) : (StartTicker - EndTicker);
|
|
|
|
mPerfData.Duration = (UINT32) DivU64x32 (Ticker, (UINT32) Freq);
|
|
|
|
CopyMem (Ptr, &mPerfData, sizeof (PERF_DATA));
|
|
Ptr += sizeof (PERF_DATA);
|
|
|
|
mPerfHeader.Count++;
|
|
if (mPerfHeader.Count == LimitCount) {
|
|
goto Done;
|
|
}
|
|
}
|
|
EntryIndex++;
|
|
}
|
|
|
|
Done:
|
|
|
|
FreePool (Handles);
|
|
FreePool (PerfEntriesAsDxeHandle);
|
|
|
|
mPerfHeader.Signiture = PERFORMANCE_SIGNATURE;
|
|
|
|
//
|
|
// Put performance data to Reserved memory
|
|
//
|
|
CopyMem (
|
|
(UINTN *) (UINTN) mAcpiLowMemoryBase,
|
|
&mPerfHeader,
|
|
sizeof (PERF_HEADER)
|
|
);
|
|
|
|
return ;
|
|
}
|