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update the usage help text on variable statistic information. 

VariableInfo application also is added a output string to help user know what happens.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8596 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
eric_tian 2009-06-18 08:23:57 +00:00
parent 3cd91d3218
commit 5e895e6af6
3 changed files with 13 additions and 2 deletions
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7
MdeModulePkg/Application/VariableInfo/VariableInfo.c
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@ -82,6 +82,13 @@ UefiMain (
VariableInfo = VariableInfo->Next; VariableInfo = VariableInfo->Next;
} while (VariableInfo != NULL); } while (VariableInfo != NULL);
} else {
Print (L"Warning: Variable Dxe driver doesn't enable the feature of statistical information!\n");
Print (L"If you want to see this info, please:\n");
Print (L" 1. Set PcdVariableCollectStatistics as TRUE\n");
Print (L" 2. Rebuild Variable Dxe driver\n");
Print (L" 3. Run \"VariableInfo\" cmd again\n");
} }
return Status; return Status;

2
MdeModulePkg/Application/VariableInfo/VariableInfo.inf
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@ -2,6 +2,8 @@
# Sample UEFI Application Reference Module. # Sample UEFI Application Reference Module.
# This is a shell application that will display statistical information about variable # This is a shell application that will display statistical information about variable
# usage. # usage.
# Note that if Variable Dxe driver doesn't enable the feature by setting PcdVariableCollectStatistics
# as TRUE, The application will not display variable statistical information.
# #
# Copyright (c) 2007 - 2008, Intel Corporation. # Copyright (c) 2007 - 2008, Intel Corporation.
# All rights reserved. This program and the accompanying materials # All rights reserved. This program and the accompanying materials

4
MdeModulePkg/MdeModulePkg.dec
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@ -169,7 +169,9 @@
## If TRUE, enable the statistic functionality about variable usage. Such information is ## If TRUE, enable the statistic functionality about variable usage. Such information is
# stored as a vendor configuration table into the EFI system table. # stored as a vendor configuration table into the EFI system table.
# If user wants to get variable usage info, this pcd should be set as TRUE. # If user wants to use VariableInfo application in MdeModulePkg\Application directory to get
# variable usage info, this pcd should be set as TRUE. Otherwise VariableInfo application can
# not output useful info.
gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics|FALSE|BOOLEAN|0x0001003f gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics|FALSE|BOOLEAN|0x0001003f
## If TRUE, Unicode Collation Protocol will be installed. ## If TRUE, Unicode Collation Protocol will be installed.