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/** @file
IPMI FRB PEIM.
Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that 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.
**/
#include <PiPei.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/IoLib.h>
#include <Library/PcdLib.h>
#include <Library/IpmiCommandLib.h>
#include <IndustryStandard/Ipmi.h>
#include <IpmiEx.h>
VOID
SetWatchDogTimer (
IN BOOLEAN Frb2Enabled
)
{
EFI_STATUS Status;
IPMI_SET_WATCHDOG_TIMER_REQUEST FrbTimer;
IPMI_GET_WATCHDOG_TIMER_RESPONSE GetWatchdogTimer;
UINT8 CompletionCode;
Status = IpmiGetWatchdogTimer (&GetWatchdogTimer);
if (EFI_ERROR(Status)) {
return ;
}
if (Frb2Enabled) {
ZeroMem (&FrbTimer, sizeof(FrbTimer));
//Byte 1
FrbTimer.TimerUse.TimerUse = IPMI_WATCHDOG_TIMER_BIOS_FRB2;
//Byte 2
FrbTimer.TimerActions = 0; //NormalBoot, NoTimeOutInterrupt. i.e no action when BMC watchdog timeout
//Byte 3
FrbTimer.PretimeoutInterval = 0;
//Byte 4
FrbTimer.TimerUseExpirationFlagsClear |= BIT1; //set Frb2ExpirationFlag
//Data Byte 5/6
FrbTimer.InitialCountdownValue = PcdGet16(PcdFRBTimeoutValue) * 10;
//Set BMC watchdog timer
Status = IpmiSetWatchdogTimer (&FrbTimer, &CompletionCode);
Status = IpmiResetWatchdogTimer (&CompletionCode);
}
}
EFI_STATUS
InitializeFrbPei (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
/*++
Routine Description:
Arguments:
FfsHeader
PeiServices
Returns:
EFI_SUCCESS
--*/
{
BOOLEAN Frb2Enabled;
//
// If we are booting with defaults, then make sure FRB2 is enabled.
//
Frb2Enabled = PcdGetBool (PcdFRB2EnabledFlag);
SetWatchDogTimer (Frb2Enabled);
return EFI_SUCCESS;
}
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