d11ad58418
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7876 6f19259b-4bc3-4df7-8a09-765794883524
101 lines
3.0 KiB
C
101 lines
3.0 KiB
C
/** @file
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Library class to provide APIs for system memory test.
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Copyright (c) 2009, 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 _MEMORY_TEST_LIB_H_
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#define _MEMORY_TEST_LIB_H_
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/**
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Perform a quick system memory range test.
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This function performs a quick system memory range test. It leads to quick performance
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but least reliability.
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@param StartAddress Start address of the memory range to test.
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@param Length Length of the memory range to test.
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@param ErrorAddress Address of the memory where error is encountered.
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@retval RETURN_SUCCESS The memory range passes test.
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@retval RETURN_DEVICE_ERROR The memory range does not pass test.
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**/
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RETURN_STATUS
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EFIAPI
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QuickMemoryTest (
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IN VOID *StartAddress,
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IN UINT64 Length,
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OUT VOID **ErrorAddress
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);
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/**
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Test a system memory range with sparsely sampled memory units.
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This function tests a system memory range, whose memory units
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are sampled sparsely. It leads to relatively good performance
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and partial reliability.
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@param StartAddress Start address of the memory range to test.
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@param Length Length of the memory range to test.
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@param ErrorAddress Address of the memory where error is encountered.
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@retval RETURN_SUCCESS The memory range passes test.
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@retval RETURN_DEVICE_ERROR The memory range does not pass test.
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**/
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RETURN_STATUS
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EFIAPI
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SparseMemoryTest (
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IN VOID *StartAddress,
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IN UINT64 Length,
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OUT VOID **ErrorAddress
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);
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/**
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Test a system memory range with extensively sampled memory units.
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This function tests a system memory range, whose memory units
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are sampled extensively. Compared with SparseMemoryTest, it achieves
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more reliability and less performance.
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@param StartAddress Start address of the memory range to test.
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@param Length Length of the memory range to test.
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@param ErrorAddress Address of the memory where error is encountered.
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@retval RETURN_SUCCESS The memory range passes test.
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@retval RETURN_DEVICE_ERROR The memory range does not pass test.
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**/
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RETURN_STATUS
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EFIAPI
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ExtensiveMemoryTest (
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IN VOID *StartAddress,
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IN UINT64 Length,
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OUT VOID **ErrorAddress
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);
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/**
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Check if soft ECC initialzation is needed for system
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@retval TRUE Soft ECC initialzation is needed.
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@retval FALSE Soft ECC initialzation is not needed.
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**/
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BOOLEAN
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EFIAPI
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IsSoftEccInitRequired (
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VOID
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);
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#endif
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