Add Profiling support for Variable store and added a specialized caching algorithm

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4015 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
AJFISH
2007-10-04 21:01:21 +00:00
parent dd98e32c6b
commit 33a5a666a4
6 changed files with 409 additions and 20 deletions

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/** @file
If the Variable services have PcdVariableCollectStatistics set to TRUE then
the EFI system table will contain statistical information about variable usage
an this utility will print out the information. You can use console redirection
to capture the data.
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.
**/
#include <Uefi.h>
#include <Library/DebugLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiApplicationEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Guid/VariableInfo.h>
/**
The user Entry Point for Application. The user code starts with this function
as the real entry point for the image goes into a library that calls this
function.
@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
UefiMain (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
VARIABLE_INFO_ENTRY *VariableInfo;
VARIABLE_INFO_ENTRY *Entry;
Status = EfiGetSystemConfigurationTable (&gEfiVariableInfoGuid, (VOID **)&Entry);
if (!EFI_ERROR (Status) && (Entry != NULL)) {
Print (L"Non-Volatile EFI Variables:\n");
VariableInfo = Entry;
do {
if (!VariableInfo->Volatile) {
Print (
L"%g R%03d(%03d) W%03d D%03d:%s\n",
&VariableInfo->VendorGuid,
VariableInfo->ReadCount,
VariableInfo->CacheCount,
VariableInfo->WriteCount,
VariableInfo->DeleteCount,
VariableInfo->Name
);
}
VariableInfo = VariableInfo->Next;
} while (VariableInfo != NULL);
Print (L"Volatile EFI Variables:\n");
VariableInfo = Entry;
do {
if (VariableInfo->Volatile) {
Print (
L"%g R%03d(%03d) W%03d D%03d:%s\n",
&VariableInfo->VendorGuid,
VariableInfo->ReadCount,
VariableInfo->CacheCount,
VariableInfo->WriteCount,
VariableInfo->DeleteCount,
VariableInfo->Name
);
}
VariableInfo = VariableInfo->Next;
} while (VariableInfo != NULL);
}
return EFI_SUCCESS;
}

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#/** @file
# Sample UEFI Application Reference Module
#
# This is a shell application that will display Hello World.
# Copyright (c) 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.
#
#
#**/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = VariableInfo
FILE_GUID = 202A2922-8C27-4943-9855-26180BF9F113
MODULE_TYPE = UEFI_APPLICATION
VERSION_STRING = 1.0
EDK_RELEASE_VERSION = 0x00020000
EFI_SPECIFICATION_VERSION = 0x00020000
ENTRY_POINT = UefiMain
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
#
[Sources.common]
VariableInfo.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
UefiBootServicesTableLib
UefiApplicationEntryPoint
UefiLib
DebugLib
[Guids]
gEfiVariableInfoGuid