git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			95 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*++
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Copyright (c) 2006, Intel Corporation                                                         
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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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Module Name:
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  MemoryStatusCode.h
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Abstract:
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  Lib to provide status code reporting via memory.
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--*/
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#ifndef _PEI_MEMORY_STATUS_CODE_H_
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#define _PEI_MEMORY_STATUS_CODE_H_
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//
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// Publicly exported function
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//
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EFI_STATUS
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EFIAPI
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InstallMonoStatusCode (
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  IN EFI_FFS_FILE_HEADER       *FfsHeader,
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  IN EFI_PEI_SERVICES          **PeiServices
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  )
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;
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//
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// Publicly exported data
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//
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extern BOOLEAN  gRunningFromMemory;
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//
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// Private data
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//
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//
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// Define the amount of heap to use before memory is allocated
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//
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#define PEI_STATUS_CODE_HEAP_LENGTH     512
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#define PEI_STATUS_CODE_MAX_HEAP_ENTRY  (PEI_STATUS_CODE_HEAP_LENGTH / sizeof (EFI_STATUS_CODE_ENTRY))
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//
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// Define the number of 4K pages of BS memory to allocate (1MB)
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//
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#define PEI_STATUS_CODE_RT_PAGES      (128)
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#define PEI_STATUS_CODE_RT_LENGTH     (PEI_STATUS_CODE_RT_PAGES * 1024 * 4)
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#define PEI_STATUS_CODE_MAX_RT_ENTRY  (PEI_STATUS_CODE_RT_LENGTH / sizeof (EFI_STATUS_CODE_ENTRY))
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//
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// Define a private data structure
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//
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#define MEMORY_STATUS_CODE_SIGNATURE  EFI_SIGNATURE_32 ('M', 'S', 'C', 'S')
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typedef struct _MEMORY_STATUS_CODE_INSTANCE {
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  UINT32                              Signature;
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  struct _MEMORY_STATUS_CODE_INSTANCE *This;
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  EFI_FFS_FILE_HEADER                 *FfsHeader;
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  EFI_PEI_PPI_DESCRIPTOR              PpiDescriptor;
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  PEI_STATUS_CODE_MEMORY_PPI          StatusCodeMemoryPpi;
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  EFI_PEI_NOTIFY_DESCRIPTOR           NotifyDescriptor;
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} MEMORY_STATUS_CODE_INSTANCE;
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#define MEMORY_STATUS_CODE_FROM_DESCRIPTOR_THIS(a) \
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  PEI_CR (a, \
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          MEMORY_STATUS_CODE_INSTANCE, \
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          PpiDescriptor, \
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          MEMORY_STATUS_CODE_SIGNATURE \
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      )
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#define MEMORY_STATUS_CODE_FROM_NOTIFY_THIS(a) \
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  PEI_CR (a, \
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          MEMORY_STATUS_CODE_INSTANCE, \
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          NotifyDescriptor, \
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          MEMORY_STATUS_CODE_SIGNATURE \
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      )
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//
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// Private function declarations
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//
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EFI_STATUS
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EFIAPI
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LoadImageCallback (
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  IN EFI_PEI_SERVICES           **PeiServices,
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  IN EFI_PEI_NOTIFY_DESCRIPTOR  *NotifyDescriptor,
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  IN VOID                       *Ppi
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  )
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;
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#endif
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