Variable PEIM use to PCD entry to get the base address of NV Storegae region.

[mirror_edk2.git] / EdkNt32Pkg / Pei / FlashMap / FlashMap.msa

diff --git a/EdkNt32Pkg/Pei/FlashMap/FlashMap.msa b/EdkNt32Pkg/Pei/FlashMap/FlashMap.msa
index 1b662c6c61664a43928f873f3e2a843bfbf472b6..2dba783f02d4354d7027744cd8aa4f6f42c5181d 100644 (file)
--- a/EdkNt32Pkg/Pei/FlashMap/FlashMap.msa
+++ b/EdkNt32Pkg/Pei/FlashMap/FlashMap.msa
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>\r
-<!--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,
+<!--Copyright (c) 2006, Intel Corporation\r
+All rights reserved. This program and the accompanying materials\r
+are licensed and made available under the terms and conditions of the BSD License\r
+which accompanies this distribution.  The full text of the license may be found at\r
+http://opensource.org/licenses/bsd-license.php\r
+\r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->\r
 <ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0">\r
   <MsaHeader>\r
@@ -16,11 +16,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
     <Abstract>Component description file for FlashMap PEI module</Abstract>\r
     <Description>This module installs FlashMap PPI which is used to get flash layout information.</Description>\r
     <Copyright>Copyright (c) 2006, Intel Corporation</Copyright>\r
-    <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\r
+      are licensed and made available under the terms and conditions of the BSD License\r
+      which accompanies this distribution.  The full text of the license may be found at\r
+      http://opensource.org/licenses/bsd-license.php\r
+      THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
       WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.</License>\r
     <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION   0x00000052</Specification>\r
   </MsaHeader>\r
@@ -48,6 +48,9 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
     <LibraryClass Usage="ALWAYS_CONSUMED">\r
       <Keyword>BaseMemoryLib</Keyword>\r
     </LibraryClass>\r
+    <LibraryClass Usage="ALWAYS_CONSUMED">\r
+      <Keyword>PcdLib</Keyword>\r
+    </LibraryClass>\r
   </LibraryClassDefinitions>\r
   <SourceFiles>\r
     <Filename>FlashMap.c</Filename>\r
@@ -89,4 +92,16 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
       <ModuleEntryPoint>PeimInitializeFlashMap</ModuleEntryPoint>\r
     </Extern>\r
   </Externs>\r
-</ModuleSurfaceArea>
\ No newline at end of file
+  <PcdCoded>\r
+    <PcdEntry PcdItemType="DYNAMIC">\r
+      <C_Name>PcdFlashNvStorageVariableBase</C_Name>\r
+      <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>\r
+      <HelpText>The driver sets the NV Storage FV base address defined by this PCD.  \r
+        This base address point to an EFI_FIRMWARE_VOLUMN_HEADER struct. Variable PEIM\r
+        will get the base address from this PCD. In NT emulator, this PCD is a DYNAMIC\r
+        type, as FD is mapped to process space by WinNT OS. On real platform, it is \r
+        normally a FIXED_AT_BUILD type as system memory map is fixed to BIOS.\r
+      </HelpText>\r
+    </PcdEntry>\r
+  </PcdCoded>\r
+</ModuleSurfaceArea>\r