7d839888ff
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5590 6f19259b-4bc3-4df7-8a09-765794883524
65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/** @file
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This file defines Pei memory test PPI used to Perform memory test in PEI phase.
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Copyright (c) 2006 - 2008, 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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**/
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#ifndef __BASE_MEMORY_TEST_H__
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#define __BASE_MEMORY_TEST_H__
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#define PEI_BASE_MEMORY_TEST_GUID \
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{ 0xb6ec423c, 0x21d2, 0x490d, {0x85, 0xc6, 0xdd, 0x58, 0x64, 0xea, 0xa6, 0x74 } }
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typedef struct _PEI_BASE_MEMORY_TEST_PPI PEI_BASE_MEMORY_TEST_PPI;
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//
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// 4 different test operations
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// Ignore op not test memory, Quick and Sparse op test memory quickly, Extensive op test memory detailedly.
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//
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typedef enum {
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Ignore,
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Quick,
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Sparse,
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Extensive
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} PEI_MEMORY_TEST_OP;
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/**
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Test a range memory space is ready to read and write.
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@param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
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@param This Pointer to Pei memory test PPI instance.
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@param BeginAddress Beginning of the memory address to be checked.
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@param MemoryLength Bytes of memory range to be checked.
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@param Operation Type of memory check operation to be performed.
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@param ErrorAddress Address which has error when checked.
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@retval EFI_SUCCESS Memory range pass basic read and write test.
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@retval EFI_DEVICE_ERROR Memory is not ready to access.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *PEI_BASE_MEMORY_TEST)(
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BASE_MEMORY_TEST_PPI * This,
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IN EFI_PHYSICAL_ADDRESS BeginAddress,
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IN UINT64 MemoryLength,
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IN PEI_MEMORY_TEST_OP Operation,
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OUT EFI_PHYSICAL_ADDRESS * ErrorAddress
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);
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struct _PEI_BASE_MEMORY_TEST_PPI {
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PEI_BASE_MEMORY_TEST BaseMemoryTest;
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};
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extern EFI_GUID gPeiBaseMemoryTestPpiGuid;
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#endif
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