diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c')
| -rw-r--r-- | IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c | 89 |
1 files changed, 55 insertions, 34 deletions
diff --git a/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c b/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c index a883d051af..7e6d358d84 100644 --- a/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c +++ b/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c @@ -3,7 +3,7 @@ performance, all the function will only include if the performance
switch is set.
-Copyright (c) 2004 - 2009, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2012, 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
@@ -19,6 +19,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. PERF_HEADER mPerfHeader;
PERF_DATA mPerfData;
EFI_PHYSICAL_ADDRESS mAcpiLowMemoryBase = 0x0FFFFFFFFULL;
+UINT32 mAcpiLowMemoryLength = 0x4000;
/**
Get the short verion of PDB file name to be
@@ -135,17 +136,55 @@ GetNameFromHandle ( /**
- Allocates a block of memory and writes performance data of booting into it.
- OS can processing these record.
-
+ Allocates a block of memory to store performance data.
+
**/
VOID
-WriteBootToOsPerformanceData (
+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 AcpiLowMemoryLength;
UINT32 LimitCount;
EFI_HANDLE *Handles;
UINTN NoHandles;
@@ -172,6 +211,15 @@ WriteBootToOsPerformanceData ( BOOLEAN *PerfEntriesAsDxeHandle;
//
+ // Record the performance data for End of BDS
+ //
+ PERF_END(NULL, "BDS", NULL, 0);
+
+ if (mAcpiLowMemoryBase == 0x0FFFFFFFF) {
+ return;
+ }
+
+ //
// Retrieve time stamp count as early as possible
//
Ticker = GetPerformanceCounter ();
@@ -208,27 +256,8 @@ WriteBootToOsPerformanceData ( return ;
}
-
- AcpiLowMemoryLength = 0x4000;
- if (mAcpiLowMemoryBase == 0x0FFFFFFFF) {
- //
- // Allocate a block of memory that contain performance data to OS
- //
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- EfiReservedMemoryType,
- EFI_SIZE_TO_PAGES (AcpiLowMemoryLength),
- &mAcpiLowMemoryBase
- );
- if (EFI_ERROR (Status)) {
- FreePool (Handles);
- return ;
- }
- }
-
-
Ptr = (UINT8 *) ((UINT32) mAcpiLowMemoryBase + sizeof (PERF_HEADER));
- LimitCount = (AcpiLowMemoryLength - sizeof (PERF_HEADER)) / sizeof (PERF_DATA);
+ LimitCount = (mAcpiLowMemoryLength - sizeof (PERF_HEADER)) / sizeof (PERF_DATA);
NumPerfEntries = 0;
LogEntryKey = 0;
@@ -346,13 +375,5 @@ Done: sizeof (PERF_HEADER)
);
- gRT->SetVariable (
- L"PerfDataMemAddr",
- &gPerformanceProtocolGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
- sizeof (EFI_PHYSICAL_ADDRESS),
- &mAcpiLowMemoryBase
- );
-
return ;
}
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