audk/EdkCompatibilityPkg/Foundation/Library/EfiCommonLib/PostCode.c

63 lines
1.7 KiB
C

/*++
Copyright (c) 2004, Intel Corporation
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.
Module Name:
PostCode.c
Abstract:
Worker functions for PostCode
--*/
#include "TianoCommon.h"
#include "EfiCommonLib.h"
BOOLEAN
CodeTypeToPostCode (
IN EFI_STATUS_CODE_TYPE CodeType,
IN EFI_STATUS_CODE_VALUE Value,
OUT UINT8 *PostCode
)
/*++
Routine Description:
Convert code value to an 8 bit post code
Arguments:
CodeType - Code type
Value - Code value
PostCode - Post code as output
Returns:
TRUE - Successfully converted
FALSE - Convertion failed
--*/
{
//
// Convert Value to an 8 bit post code
//
if (((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_PROGRESS_CODE) ||
((CodeType & EFI_STATUS_CODE_TYPE_MASK)== EFI_ERROR_CODE)) {
*PostCode = (UINT8) (((Value & EFI_STATUS_CODE_CLASS_MASK) >> 24) << 5);
*PostCode |= (UINT8) (((Value & EFI_STATUS_CODE_SUBCLASS_MASK) >> 16) & 0x1f);
return TRUE;
}
return FALSE;
}