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| author | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-19 10:09:07 +0000 |
|---|---|---|
| committer | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-19 10:09:07 +0000 |
| commit | 8d3a5c82a408c6a7c4c8aa96d0be6c99b8070ac5 (patch) | |
| tree | 87ccdd1d4524da0b7fdbe1e18c37b70a4571c1d4 /MdeModulePkg/Universal/Variable/Pei/Ipf | |
| parent | 6357d9edf01ac27448c74d3dd81f23cc2a3a1da9 (diff) | |
| download | edk2-platforms-8d3a5c82a408c6a7c4c8aa96d0be6c99b8070ac5.tar.xz | |
Move VariablePei/VariableDxe/EmuVarible to /Variable folder of MdeModulePkg.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3370 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Variable/Pei/Ipf')
| -rw-r--r-- | MdeModulePkg/Universal/Variable/Pei/Ipf/VariableWorker.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/Variable/Pei/Ipf/VariableWorker.c b/MdeModulePkg/Universal/Variable/Pei/Ipf/VariableWorker.c new file mode 100644 index 0000000000..0a4ee95774 --- /dev/null +++ b/MdeModulePkg/Universal/Variable/Pei/Ipf/VariableWorker.c @@ -0,0 +1,57 @@ +/** @file
+ Variable worker functions.
+
+ Copyright (c) 2006, Intel Corporation<BR>
+ 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 <Variable.h>
+
+
+/**
+ Get one variable by the index count.
+
+ @param IndexTable The pointer to variable index table.
+ @param Count The index count of variable in index table.
+
+ @return The pointer to variable header indexed by count.
+
+**/
+VARIABLE_HEADER *
+GetVariableByIndex (
+ IN VARIABLE_INDEX_TABLE *IndexTable,
+ IN UINT32 Count
+ )
+{
+ return (VARIABLE_HEADER *) (UINTN) ((((UINT32)IndexTable->Index[Count]) << 2) + ((UINT32)(UINTN)IndexTable->StartPtr & 0xFFFC0000) );
+}
+
+/**
+ Record Variable in VariableIndex HOB.
+
+ Record Variable in VariableIndex HOB and update the length of variable index table.
+
+ @param IndexTable The pointer to variable index table.
+ @param Variable The pointer to the variable that will be recorded.
+
+ @retval VOID
+
+**/
+VOID
+VariableIndexTableUpdate (
+ IN OUT VARIABLE_INDEX_TABLE *IndexTable,
+ IN VARIABLE_HEADER *Variable
+ )
+{
+ IndexTable->Index[IndexTable->Length++] = (UINT16) (((UINT32)(UINTN) Variable) >> 2);
+
+ return;
+}
+
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