mirror of https://github.com/acidanthera/audk.git
127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
/** @file
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This protocol defines the generic memory test interfaces in Dxe phase.
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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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 __GENERIC_MEMORY_TEST_H__
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#define __GENERIC_MEMORY_TEST_H__
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#define EFI_GENERIC_MEMORY_TEST_PROTOCOL_GUID \
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{ 0x309de7f1, 0x7f5e, 0x4ace, {0xb4, 0x9c, 0x53, 0x1b, 0xe5, 0xaa, 0x95, 0xef} }
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typedef struct _EFI_GENERIC_MEMORY_TEST_PROTOCOL EFI_GENERIC_MEMORY_TEST_PROTOCOL;
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///
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/// Memory test coverage level.
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/// Ignore chooses not to test memory. Quick and Sparse test some memory, and Extensive performs a detailed memory test.
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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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MAXLEVEL
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} EXTENDMEM_COVERAGE_LEVEL;
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/**
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Initialize the generic memory test.
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@param This The protocol instance pointer.
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@param Level The coverage level of the memory test.
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@param RequireSoftECCInit Indicate if the memory need software ECC init.
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@retval EFI_SUCCESS The generic memory test is initialized correctly.
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@retval EFI_NO_MEDIA The system had no memory to be tested.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MEMORY_TEST_INIT)(
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IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
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IN EXTENDMEM_COVERAGE_LEVEL Level,
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OUT BOOLEAN *RequireSoftECCInit
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);
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/**
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Perform the memory test.
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@param This The protocol instance pointer.
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@param TestedMemorySize Return the tested extended memory size.
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@param TotalMemorySize Return the whole system physical memory size.
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The total memory size does not include memory in a slot with a disabled DIMM.
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@param ErrorOut TRUE if the memory error occured.
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@param IfTestAbort Indicates that the user pressed "ESC" to skip the memory test.
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@retval EFI_SUCCESS One block of memory passed the test.
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@retval EFI_NOT_FOUND All memory blocks have already been tested.
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@retval EFI_DEVICE_ERROR Memory device error occured, and no agent can handle it.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_PERFORM_MEMORY_TEST)(
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IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
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OUT UINT64 *TestedMemorySize,
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OUT UINT64 *TotalMemorySize,
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OUT BOOLEAN *ErrorOut,
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IN BOOLEAN IfTestAbort
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);
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/**
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Finish the memory test.
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@param This The protocol instance pointer.
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@retval EFI_SUCCESS Success. All resources used in the memory test are freed.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MEMORY_TEST_FINISHED)(
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IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This
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);
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/**
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Provides the capability to test the compatible range used by some special drivers.
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@param This The protocol instance pointer.
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@param StartAddress The start address of the compatible memory range that
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must be below 16M.
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@param Length The compatible memory range's length.
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@retval EFI_SUCCESS The compatible memory range pass the memory test.
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@retval EFI_INVALID_PARAMETER The compatible memory range are not below Low 16M.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MEMORY_TEST_COMPATIBLE_RANGE)(
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IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
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IN EFI_PHYSICAL_ADDRESS StartAddress,
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IN UINT64 Length
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);
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struct _EFI_GENERIC_MEMORY_TEST_PROTOCOL {
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EFI_MEMORY_TEST_INIT MemoryTestInit;
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EFI_PERFORM_MEMORY_TEST PerformMemoryTest;
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EFI_MEMORY_TEST_FINISHED Finished;
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EFI_MEMORY_TEST_COMPATIBLE_RANGE CompatibleRangeTest;
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};
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extern EFI_GUID gEfiGenericMemTestProtocolGuid;
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#endif
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