Signed-off-by: lzeng14 Reviewed-by: li-elvin git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12753 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			76 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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|   boot information boot time changes.
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|   SMBIOS type 11.
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| 
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|   Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
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|   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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| 
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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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| **/
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| 
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| #include "MiscSubClassDriver.h"
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| /**
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|   This function makes boot time changes to the contents of the
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|   MiscOemString (Type 11).
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| 
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|   @param  RecordData                 Pointer to copy of RecordData from the Data Table.  
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| 
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|   @retval EFI_SUCCESS                All parameters were valid.
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|   @retval EFI_UNSUPPORTED            Unexpected RecordType value.
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|   @retval EFI_INVALID_PARAMETER      Invalid parameter was found.
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| 
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| **/
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| MISC_SMBIOS_TABLE_FUNCTION(OemString)
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| {
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|   UINTN                    OemStrLen;
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|   CHAR8                    *OptionalStrStart;
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|   EFI_STATUS               Status;
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|   EFI_STRING               OemStr;
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|   STRING_REF               TokenToGet;
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|   EFI_SMBIOS_HANDLE        SmbiosHandle;
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|   SMBIOS_TABLE_TYPE11      *SmbiosRecord;
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| 
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|   //
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|   // First check for invalid parameters.
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|   //
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|   if (RecordData == NULL) {
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|     return EFI_INVALID_PARAMETER;
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|   }
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| 
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|   TokenToGet = STRING_TOKEN (STR_MISC_OEM_STRING);
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|   OemStr = HiiGetPackageString(&gEfiCallerIdGuid, TokenToGet, NULL);
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|   OemStrLen = StrLen(OemStr);
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|   if (OemStrLen > SMBIOS_STRING_MAX_LENGTH) {
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|     return EFI_UNSUPPORTED;
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|   }
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| 
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|   //
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|   // Two zeros following the last string.
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|   //
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|   SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE11) + OemStrLen + 1 + 1);
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|   ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE11) + OemStrLen + 1 + 1);
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| 
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|   SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_OEM_STRINGS;
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|   SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE11);
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|   //
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|   // Make handle chosen by smbios protocol.add automatically.
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|   // 
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|   SmbiosRecord->Hdr.Handle = 0;  
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|   SmbiosRecord->StringCount = 1;
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|   OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
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|   UnicodeStrToAsciiStr(OemStr, OptionalStrStart);
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| 
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|   //
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|   // Now we have got the full smbios record, call smbios protocol to add this record.
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|   //
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|   Status = AddSmbiosRecord (Smbios, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord);
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| 
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|   FreePool(SmbiosRecord);
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|   return Status;
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| }
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