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//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
//**********************************************************************
// $Header: /Alaska/SOURCE/Modules/OFBD/CleanErrorLog/CleanErrorLog.c 3 10/06/11 1:28a Terrylin $
//
// $Revision: 3 $
//
// $Date: 10/06/11 1:28a $
//**********************************************************************
// Revision History
// ----------------
// $Log: /Alaska/SOURCE/Modules/OFBD/CleanErrorLog/CleanErrorLog.c $
//
// 3 10/06/11 1:28a Terrylin
// Fix the build error, when Gpnv Error Logging module didn't enable.
//
// 2 3/16/11 10:32p Terrylin
// [TAG] EIP51285
// [Category] Improvement
// [Description] Fill the description for user more clearly.
// [Files] CleanErrorLog.mak
// CleanErrorLog.h
// CleanErrorLog.c
//
// 1 1/17/11 3:56a Terrylin
//
//**********************************************************************
//<AMI_FHDR_START>
//
// Name: CleanErrorLog.c
//
// Description:
// This function is used to Clean Error Log. For example,AFU will call this function to clean error log when
// /CLNEVNLOG is issued.
//
//<AMI_FHDR_END>
//**********************************************************************
#include "Efi.h"
#include <Protocol\SmiFlash.h>
#include <AmiLib.h>
#include <AmiDxeLib.h>
#include "CleanErrorLog.h"
#include "..\OFBD.h"
//#define CONVERT_TO_STRING(a) #a
#define STR(a) CONVERT_TO_STRING(a)
EFI_GUID gEfiSmiFlashProtocolGuid = EFI_SMI_FLASH_GUID;
EFI_SMI_FLASH_PROTOCOL *mSmiFlash = NULL;
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: CleanErrorLogCallback
//
// Description: Locate SmiFlash protocol callback
//
// Input:
// IN EFI_EVENT Event
// IN VOID *Context
//
// Output:
// VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID CleanErrorLogCallback(
IN EFI_EVENT Event,
IN VOID *Context
)
{
EFI_GUID gEfiSmiFlashProtocolGuid = EFI_SMI_FLASH_GUID;
pBS->LocateProtocol (&gEfiSmiFlashProtocolGuid, NULL, &mSmiFlash);
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: CleanErrorLogInSmm
//
// Description: OFBD Clear event log InSmm Function
//
// Input:
// VOID
//
// Output:
// VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID CleanErrorLogInSmm(VOID)
{
EFI_STATUS Status;
EFI_GUID gEfiSmiFlashProtocolGuid = EFI_SMI_FLASH_GUID;
Status = pBS->LocateProtocol (&gEfiSmiFlashProtocolGuid, NULL, &mSmiFlash);
if (EFI_ERROR(Status)){
EFI_EVENT SmiFlashCallbackEvt;
VOID *Reg;
RegisterProtocolCallback(
&gEfiSmiFlashProtocolGuid, CleanErrorLogCallback,
NULL,&SmiFlashCallbackEvt, &Reg
);
}
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: OFBDCleanErrorLogHandle
//
// Description: OFBD Clean Gpnv Error Log Handle
//
// Input:
// IN OUT OFBD_HDR *pOFBDHdr
// Output:
// EFI_STATUS
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
EFI_STATUS
OFBDCleanErrorLogHandle(
IN OUT OFBD_HDR *pOFBDHdr)
{
EFI_STATUS Status = EFI_SUCCESS;
#if CLEAN_GPNV_ERROR_LOG_SAMPLE_TEST
UINT8 *pOFBDTblEnd;
OFBD_TC_58_CEL_STRUCT *CELStructPtr;
#if defined(FV_ERROR_LOGGING_BASE) && defined(FV_ERROR_LOGGING_SIZE)
FUNC_BLOCK FuncBlock;
UINT8 pType1Header[16];
#endif
pOFBDTblEnd = (UINT8 *)((UINT8 *)pOFBDHdr + (pOFBDHdr->OFBD_Size));
CELStructPtr = (OFBD_TC_58_CEL_STRUCT *)((UINT8 *)pOFBDHdr + pOFBDHdr->OFBD_HDR_SIZE + sizeof(OFBD_EXT_HDR));
// Is need to Clean Gpnv Error Log
if (CELStructPtr->dwFunSts == OFBD_TC_CEL_FUNC_REQ)
{
// Check Gpnv Error Logging module whether support or not
#if !defined(FV_ERROR_LOGGING_BASE) || !defined(FV_ERROR_LOGGING_SIZE)
CELStructPtr->dwRetSts = OFBD_TC_CEL_BIOS_NOT_SUPPORT;
#else
//
// Reference from "ErrorLogging/SmiGpnv/SmiGpnv.c" file code +>>>
//
// SS: Alaska;$/Alaska/SOURCE/Modules/ErrorLogging;
//
// Label 4.6.3.6_GPNV_ERRLOG_2.1a
//
// Enable Flash Write.
Status = mSmiFlash->EnableFlashWrite(&FuncBlock);
// Read flash to preserve EFI_GPNV_ERROR_HEADER_TYPE1 header.
FuncBlock.BufAddr = (UINTN)&pType1Header;
FuncBlock.BlockSize = 0x10; // EFI_GPNV_ERROR_HEADER_TYPE1
FuncBlock.BlockAddr = ((UINT32)FV_ERROR_LOGGING_BASE & \
(FLASH_SIZE - 1)); //0 starts at 0xfff0_0000
FuncBlock.ErrorCode = 0;
Status = mSmiFlash->ReadFlash(&FuncBlock);
// Erase Error Logging GPNV.
FuncBlock.BlockSize = FV_ERROR_LOGGING_SIZE; //max size 0xffff
FuncBlock.BufAddr = 0;
Status = mSmiFlash->EraseFlash(&FuncBlock); // Write Flash
// Restore EFI_GPNV_ERROR_HEADER_TYPE1 header.
FuncBlock.BlockSize = 0x10; //EFI_GPNV_ERROR_HEADER_TYPE1
FuncBlock.BufAddr = (UINTN)&pType1Header;
Status = mSmiFlash->WriteFlash(&FuncBlock); // Write Flash
// Disable Flash Write.
Status = mSmiFlash->DisableFlashWrite(&FuncBlock);
//
// <<<+
//
if (EFI_ERROR (Status))
CELStructPtr->dwRetSts = OFBD_TC_CEL_ERROR;
else
CELStructPtr->dwRetSts = OFBD_TC_CEL_OK;
#endif
}
#endif
return(Status);
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: CleanErrorLogEntry
//
// Description: OFBD Clean Gpnv Error Log Entry Point
//
// Input:
// IN VOID *Buffer
// IN OUT UINT8 *pOFBDDataHandled
// Output:
// VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID CleanErrorLogEntry (
IN VOID *Buffer,
IN OUT UINT8 *pOFBDDataHandled )
{
OFBD_HDR *pOFBDHdr;
OFBD_EXT_HDR *pOFBDExtHdr;
VOID *pOFBDTblEnd;
OFBD_TC_58_CEL_STRUCT *CELStructPtr;
if(*pOFBDDataHandled == 0)
{
pOFBDHdr = (OFBD_HDR *)Buffer;
pOFBDExtHdr = (OFBD_EXT_HDR *)((UINT8 *)Buffer + (pOFBDHdr->OFBD_HDR_SIZE));
CELStructPtr = (OFBD_TC_58_CEL_STRUCT *)((UINT8 *)pOFBDExtHdr + sizeof(OFBD_EXT_HDR));
pOFBDTblEnd = (VOID *)((UINT8 *)Buffer + (pOFBDHdr->OFBD_Size));
if(pOFBDHdr->OFBD_FS & OFBD_FS_ERR_LOG)
{
//Check Type Code ID
if(pOFBDExtHdr->TypeCodeID == OFBD_EXT_TC_CLN_ERR_LOG)
{
if(OFBDCleanErrorLogHandle(pOFBDHdr) == EFI_SUCCESS)
{
//OEM Default Command Configuration Handled.
*pOFBDDataHandled = 0xFF;
return;
}
}
//Error occured
*pOFBDDataHandled = 0xFE;
return;
}
}
return;
}
//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
|
