git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6429 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			138 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Include file of the NULL memory test driver.
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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 _NULL_MEMORY_TEST_H_
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#define _NULL_MEMORY_TEST_H_
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#include <PiDxe.h>
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#include <Protocol/GenericMemoryTest.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/DxeServicesTableLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/MemoryAllocationLib.h>
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//
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// Definition of memory status.
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//
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#define EFI_MEMORY_PRESENT      0x0100000000000000ULL
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#define EFI_MEMORY_INITIALIZED  0x0200000000000000ULL
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#define EFI_MEMORY_TESTED       0x0400000000000000ULL
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/**
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  Initialize the generic memory test.
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  This function implements EFI_GENERIC_MEMORY_TEST_PROTOCOL.MemoryTestInit.
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  It simply promotes untested reserved memory to system memory without real test.
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  @param  This                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 initialized correctly. 
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  @retval EFI_NO_MEDIA        There is not any non-tested memory found, in this 
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                              function if not any non-tesed memory found means  
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                              that the memory test driver have not detect any 
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                              non-tested extended memory of current system. 
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**/
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EFI_STATUS
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EFIAPI
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InitializeMemoryTest (
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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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  This function implements EFI_GENERIC_MEMORY_TEST_PROTOCOL.PerformMemoryTest.
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  It simply returns EFI_NOT_FOUND.
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  @param  This                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, this  
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                              value may be changed if in some case some error  
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                              DIMMs be disabled. 
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  @param  ErrorOut            Any time the memory error occurs, this will be 
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                              TRUE. 
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  @param  IfTestAbort         Indicate if the user press "ESC" to skip the memory 
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                              test. 
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  @retval EFI_SUCCESS         One block of memory test ok, the block size is hide 
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                              internally. 
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  @retval EFI_NOT_FOUND       Indicate all the non-tested memory blocks have  
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                              already go through. 
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  @retval EFI_DEVICE_ERROR    Mis-compare error, and no agent can handle it
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**/
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EFI_STATUS
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EFIAPI
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GenPerformMemoryTest (
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  IN EFI_GENERIC_MEMORY_TEST_PROTOCOL          *This,
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  IN OUT UINT64                                *TestedMemorySize,
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  OUT UINT64                                   *TotalMemorySize,
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  OUT BOOLEAN                                  *ErrorOut,
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  IN BOOLEAN                                   TestAbort
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  );
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/**
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  The memory test finished.
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  This function implements EFI_GENERIC_MEMORY_TEST_PROTOCOL.Finished.
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  It simply returns EFI_SUCCESS.
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  @param  This                Protocol instance pointer. 
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  @retval EFI_SUCCESS         Successful free all the generic memory test driver 
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                              allocated resource and notify to platform memory 
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                              test driver that memory test finished. 
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**/
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EFI_STATUS
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EFIAPI
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GenMemoryTestFinished (
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  IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This
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  );
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/**
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  Provide capability to test compatible range which used by some special
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  driver required using memory range before BDS perform memory test.
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  This function implements EFI_GENERIC_MEMORY_TEST_PROTOCOL.CompatibleRangeTest.
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  It simply set the memory range to system memory.
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  @param  This                Protocol instance pointer. 
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  @param  StartAddress        The start address of the memory range. 
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  @param  Length              The 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 must be below 16M.
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**/
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EFI_STATUS
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EFIAPI
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GenCompatibleRangeTest (
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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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#endif
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