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Add in feature flag PcdPeiPcdDatabaseSetEnabled, PcdPeiPcdDatabaseGetSizeEnabled, PcdPeiPcdDatabaseCallbackOnSetEnabled, PcdPeiPcdDatabaseExEnabled to allow user to customize Pcd service PEIM. It is very curical to save size in PEI phase.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1408 6f19259b-4bc3-4df7-8a09-765794883524
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qwang12
2006-08-30 09:11:34 +00:00
parent e3e8956d13
commit f89f5802f8
5 changed files with 321 additions and 118 deletions
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60
EdkModulePkg/Universal/PCD/Pei/Pcd.msa
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@@ -1,13 +1,5 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--Copyright (c) 2006, 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.-->
<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0">
<?xml version="1.0" encoding="UTF-8"?>
<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<MsaHeader>
<ModuleName>PcdPeim</ModuleName>
<ModuleType>PEIM</ModuleType>
@@ -16,11 +8,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
<Abstract>Component description file for Pcd Database PEIM module</Abstract>
<Description>This DXE driver implement and produce the PCD PPI.</Description>
<Copyright>Copyright (c) 2006, Intel Corporation</Copyright>
<License>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,
<License>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.</License>
<Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
</MsaHeader>
@@ -93,23 +85,47 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
</Extern>
</Externs>
<PcdCoded>
<PcdEntry PcdItemType="FIXED_AT_BUILD">
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
<C_Name>PcdMaxPeiPcdCallBackNumberPerPcdEntry</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<HelpText>The maximum number of callback function, which will be triggered when
<HelpText>The maximum number of callback function, which will be triggered when
a PCD entry is been set, can be registered for a single PCD entry in PEI phase.</HelpText>
</PcdEntry>
<PcdEntry PcdItemType="FIXED_AT_BUILD">
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
<C_Name>PcdVpdBaseAddress</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<HelpText>The base address of the VPD (Vital Product Data) region. It is
<HelpText>The base address of the VPD (Vital Product Data) region. It is
normally a region reserved on flash.</HelpText>
</PcdEntry>
<PcdEntry PcdItemType="FEATURE_FLAG">
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
<C_Name>PcdPeiPcdDatabaseTraverseEnabled</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<HelpText>This feature flag can be used to enable or disable the Pcd PEIM database
<HelpText>This feature flag can be used to enable or disable the Pcd PEIM database
traverse capability. Disable it can reduce the size of final image generated.</HelpText>
</PcdEntry>
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
<C_Name>PcdPeiPcdDatabaseCallbackOnSetEnabled</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<DefaultValue>FALSE</DefaultValue>
<HelpText>This feature flag can be used to enable or disable the Callback On SET capability of PCD service PEIM. If a platform does not register any callback on set in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
</PcdEntry>
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
<C_Name>PcdPeiPcdDatabaseExEnabled</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<DefaultValue>FALSE</DefaultValue>
<HelpText>This feature flag can be used to enable or disable the PCD service PEIM to handle DynamicEX PCD. If a platform has no module to use DynamicEX in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
</PcdEntry>
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
<C_Name>PcdPeiPcdDatabaseGetSizeEnabled</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<DefaultValue>FALSE</DefaultValue>
<HelpText>This feature flag can be used to enable or disable the GET size capability of PCD service PEIM. If a platform does not do PCD get size operation in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
</PcdEntry>
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
<C_Name>PcdPeiPcdDatabaseSetEnabled</C_Name>
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
<DefaultValue>FALSE</DefaultValue>
<HelpText>This feature flag can be used to enable or disable the SET capability of PCD service PEIM. If a platform does not do PCD SET operation in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
</PcdEntry>
</PcdCoded>
</ModuleSurfaceArea>
</ModuleSurfaceArea>