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Diffstat (limited to 'EDK/Foundation/Library/EdkIIGlueLib/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c')
-rw-r--r-- | EDK/Foundation/Library/EdkIIGlueLib/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c new file mode 100644 index 0000000..726493d --- /dev/null +++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiResourcePublicationLib/PeiResourcePublicationLib.c @@ -0,0 +1,57 @@ +/*++ + +Copyright (c) 2004 - 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. + + +Module Name: + + PeiResourcePublicationLib.c + +Abstract: + + Resource Publication Library that uses PEI Core Services to publish system memory. + +--*/ + +#include "EdkIIGluePeim.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; +} + |