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/** @file
This protocol defines the EFI generic memory test interfaces in Dxe phase.
Copyright (c) 2006 - 2008, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __GENERIC_MEMORY_TEST_H__
#define __GENERIC_MEMORY_TEST_H__
#define EFI_GENERIC_MEMORY_TEST_PROTOCOL_GUID \
{ 0x309de7f1, 0x7f5e, 0x4ace, {0xb4, 0x9c, 0x53, 0x1b, 0xe5, 0xaa, 0x95, 0xef} }
typedef struct _EFI_GENERIC_MEMORY_TEST_PROTOCOL EFI_GENERIC_MEMORY_TEST_PROTOCOL;
typedef enum {
IGNORE,
QUICK,
SPARSE,
EXTENSIVE,
MAXLEVEL
} EXTENDMEM_COVERAGE_LEVEL;
/**
Initialize the generic memory test.
@param This Protocol instance pointer.
@param Level The coverage level of the memory test.
@param RequireSoftECCInit Indicate if the memory need software ECC init.
@retval EFI_SUCCESS The generic memory test initialized correctly.
@retval EFI_NO_MEDIA There is not any non-tested memory found, in this
function if not any non-tesed memory found means
that the memory test driver have not detect any
non-tested extended memory of current system.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_MEMORY_TEST_INIT) (
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
IN EXTENDMEM_COVERAGE_LEVEL Level,
OUT BOOLEAN *RequireSoftECCInit
)
;
/**
Perform the memory test.
@param This Protocol instance pointer.
@param TestedMemorySize Return the tested extended memory size.
@param TotalMemorySize Return the whole system physical memory size, this
value may be changed if in some case some error
DIMMs be disabled.
@param ErrorOut Any time the memory error occurs, this will be
TRUE.
@param IfTestAbort Indicate if the user press "ESC" to skip the memory
test.
@retval EFI_SUCCESS One block of memory test ok, the block size is hide
internally.
@retval EFI_NOT_FOUND Indicate all the non-tested memory blocks have
already go through.
@retval EFI_DEVICE_ERROR Mis-compare error, and no agent can handle it
**/
typedef
EFI_STATUS
(EFIAPI *EFI_PERFORM_MEMORY_TEST) (
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
OUT UINT64 *TestedMemorySize,
OUT UINT64 *TotalMemorySize,
OUT BOOLEAN *ErrorOut,
IN BOOLEAN IfTestAbort
)
;
/**
The memory test finished.
@param This Protocol instance pointer.
@retval EFI_SUCCESS Successful free all the generic memory test driver
allocated resource and notify to platform memory
test driver that memory test finished.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_MEMORY_TEST_FINISHED) (
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This
)
;
/**
Provide capability to test compatible range which used by some sepcial
driver required using memory range before BDS perform memory test.
@param This Protocol instance pointer.
@param StartAddress The start address of the memory range.
@param Length The memory range's length.
@retval EFI_SUCCESS The compatible memory range pass the memory test.
@retval EFI_INVALID_PARAMETER The compatible memory range must be below 16M.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_MEMORY_TEST_COMPATIBLE_RANGE) (
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
IN EFI_PHYSICAL_ADDRESS StartAddress,
IN UINT64 Length
)
;
struct _EFI_GENERIC_MEMORY_TEST_PROTOCOL {
EFI_MEMORY_TEST_INIT MemoryTestInit;
EFI_PERFORM_MEMORY_TEST PerformMemoryTest;
EFI_MEMORY_TEST_FINISHED Finished;
EFI_MEMORY_TEST_COMPATIBLE_RANGE CompatibleRangeTest;
};
extern EFI_GUID gEfiGenericMemTestProtocolGuid;
#endif
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