diff options
| author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-06-22 06:57:39 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-06-22 06:57:39 +0000 |
| commit | e386b444c88b01c5a14ca846b6ba10dcf5536e05 (patch) | |
| tree | 25d2f4f7e149cec0bba4b5b508b21b10c161e240 /MdePkg/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c | |
| parent | b6460fcfd993cde549d9563885a20606caa70686 (diff) | |
| download | edk2-platforms-e386b444c88b01c5a14ca846b6ba10dcf5536e05.tar.xz | |
Import some Pei and Dxe related instances for MdePkg.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2712 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c')
| -rw-r--r-- | MdePkg/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/MdePkg/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c b/MdePkg/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c new file mode 100644 index 0000000000..fca01dcd57 --- /dev/null +++ b/MdePkg/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c @@ -0,0 +1,55 @@ +/** @file
+ Resource Publication Library that uses PEI Core Services to publish system memory.
+
+ 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.
+
+ Module Name: PeiResourcePublicationLib.c
+
+**/
+
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+/**
+
+ Declares the presence of permanent system memory in the platform.
+
+ Declares that the system memory buffer specified by MemoryBegin and MemoryLength
+ as permanent memory that may be used for general purpose use by software.
+ The amount of memory available to software may be less than MemoryLength
+ if published memory has alignment restrictions.
+
+ @param MemoryBegin The start address of the memory being declared.
+ @param MemoryLength The number of bytes of memory being declared.
+
+ @retval RETURN_SUCCESS The memory buffer was published.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources to publish the memory buffer
+
+**/
+RETURN_STATUS
+EFIAPI
+PublishSystemMemory (
+ IN PHYSICAL_ADDRESS MemoryBegin,
+ IN UINT64 MemoryLength
+ )
+{
+ EFI_STATUS Status;
+
+ ASSERT (MemoryLength > 0);
+ ASSERT (MemoryLength <= (MAX_ADDRESS - MemoryBegin + 1));
+
+ Status = PeiServicesInstallPeiMemory (MemoryBegin, MemoryLength);
+
+ return (RETURN_STATUS) Status;
+}
+
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