mirror of https://github.com/acidanthera/audk.git
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
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/** @file
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*
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* Copyright (c) 2011, ARM Limited. All rights reserved.
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*
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* 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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*
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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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*
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**/
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#ifndef __ARM_GLOBAL_VARIABLE_H__
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#define __ARM_GLOBAL_VARIABLE_H__
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#define ARM_GLOBAL_VARIABLE_PPI_GUID \
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{ 0xab1c1816, 0xd542, 0x4e6f, {0x9b, 0x1e, 0x8e, 0xcd, 0x92, 0x53, 0xe2, 0xe7} }
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/**
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This service of the EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
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permanent memory.
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@param PeiServices Pointer to the PEI Services Table.
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@param TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the
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Temporary RAM contents.
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@param PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the
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Temporary RAM contents.
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@param CopySize Amount of memory to migrate from temporary to permanent memory.
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@retval EFI_SUCCESS The data was successfully returned.
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@retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when
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TemporaryMemoryBase > PermanentMemoryBase.
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**/
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typedef
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EFI_STATUS
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(EFIAPI * ARM_GLOBAL_VARIABLE_GET_MEMORY) (
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OUT EFI_PHYSICAL_ADDRESS *GlobalVariableBase
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);
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///
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/// This service abstracts the ability to migrate contents of the platform early memory store.
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/// Note: The name EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI is different from the current PI 1.2 spec.
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/// This PPI was optional.
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///
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typedef struct {
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ARM_GLOBAL_VARIABLE_GET_MEMORY GetGlobalVariableMemory;
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} ARM_GLOBAL_VARIABLE_PPI;
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extern EFI_GUID gArmGlobalVariablePpiGuid;
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#endif
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