mirror of https://github.com/acidanthera/audk.git
51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
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/** @file
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Resource Publication Library that uses PEI Core Services to publish system memory.
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Copyright (c) 2006, Intel Corporation<BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name: PeiResourcePublicationLib.c
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**/
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/**
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Declares the presence of permanent system memory in the platform.
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Declares that the system memory buffer specified by MemoryBegin and MemoryLength
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as permanent memory that may be used for general purpose use by software.
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The amount of memory available to software may be less than MemoryLength
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if published memory has alignment restrictions.
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@param MemoryBegin The start address of the memory being declared.
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@param MemoryLength The number of bytes of memory being declared.
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@retval RETURN_SUCCESS The memory buffer was published.
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@retval RETURN_OUT_OF_RESOURCES There are not enough resources to publish the memory buffer
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**/
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RETURN_STATUS
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EFIAPI
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PublishSystemMemory (
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IN PHYSICAL_ADDRESS MemoryBegin,
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IN UINT64 MemoryLength
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)
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{
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EFI_STATUS Status;
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ASSERT (MemoryLength > 0);
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ASSERT (MemoryLength <= (MAX_ADDRESS - MemoryBegin + 1));
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Status = PeiCoreInstallPeiMemory (MemoryBegin, MemoryLength);
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return (RETURN_STATUS) Status;
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}
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