265 lines
12 KiB
C
265 lines
12 KiB
C
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/***********************************************************************************************************************
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* FILE DESCRIPTION
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* ------------------------------------------------------------------------------------------------------------------*/
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/** \file
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* \brief Watchdog functions
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*
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* --------------------------------------------------------------------------------------------------------------------
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* COPYRIGHT
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* --------------------------------------------------------------------------------------------------------------------
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* \par Copyright
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* \verbatim
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* Copyright (c) 2025 by Vector Informatik GmbH. All rights reserved.
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*
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* This software is copyright protected and proprietary to Vector Informatik GmbH.
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* Vector Informatik GmbH grants to you only those rights as set out in the license conditions.
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* All other rights remain with Vector Informatik GmbH.
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* \endverbatim
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*/
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/**********************************************************************************************************************/
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/***********************************************************************************************************************
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* REVISION HISTORY
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* --------------------------------------------------------------------------------------------------------------------
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* Version Date Author Change Id Description
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* --------------------------------------------------------------------------------------------------------------------
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* 03.00.00 2018-02-09 visach ESCAN00097885 Rework configuration
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* 03.01.00 2019-08-13 vistbe FBL-370 Added support for generic MCMP slave
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* 03.02.00 2019-11-01 visrcn FBL-512 Perform MISRA analysis
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* 03.03.00 2022-01-20 visstn FBL-4299 Encapsulate ApplFblWDInit call + Update to MISRA2012
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* 03.04.00 2023-04-25 jschmitding FBL-6948 Improve P2* timeout timer define handling
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* 03.05.00 2025-11-03 pharring FBL-11473 Add generic asynchronous routine handling
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**********************************************************************************************************************/
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#define FBL_WD_SOURCE
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/***********************************************************************************************************************
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* INCLUDES
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**********************************************************************************************************************/
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#include "fbl_inc.h"
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/***********************************************************************************************************************
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* VERSION
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**********************************************************************************************************************/
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#if ( FBLWD_VERSION != 0x0305u ) || \
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( FBLWD_RELEASE_VERSION != 0x00u )
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# error "Error in fbl_wd.c: Source and header file are inconsistent!"
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#endif
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#if ( FBLWD_VERSION != _FBLWD_VERSION ) || \
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( FBLWD_RELEASE_VERSION != _FBLWD_RELEASE_VERSION )
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# error "Error in fbl_wd.c: Source and v_ver.h are inconsistent!"
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#endif
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/***********************************************************************************************************************
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* DEFINES
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**********************************************************************************************************************/
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# if !defined ( kFblGenericEventMargin )
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# if defined( kFblDiagP2StarMinThreshold )
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# define kFblGenericEventMargin kFblDiagP2StarMinThreshold
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# else
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# define kFblGenericEventMargin (kFblDiagTimeP2Star/2u) /**< Default value for P2 retransmit timings. */
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# endif /* kFblDiagP2StarMinThreshold */
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# endif /* kFblGenericEventMargin */
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# define PerformGenericEventAction() \
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{ \
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if (GetRcrRpInProgress()) \
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{ \
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FblCwRetransmitRP(); \
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SetP2Timer(kFblDiagTimeP2Star); \
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} \
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}
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/***********************************************************************************************************************
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* LOCAL DATA TYPES AND STRUCTURES
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**********************************************************************************************************************/
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/***********************************************************************************************************************
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* GLOBAL DATA
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**********************************************************************************************************************/
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#define FBLWD_START_SEC_VAR
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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V_MEMRAM0 V_MEMRAM1 vuint16 V_MEMRAM2 P2Timer; /**< P2 timeout timer, mapped to wdGenericEventTimer in header file */
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V_MEMRAM0 V_MEMRAM1 vuint8 V_MEMRAM2 WDInitFlag; /**< Watchdog initialized flag */
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#if defined( FBL_WATCHDOG_ON )
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/* PRQA S 1514 1 */ /* MD_FblWd_1514 */
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V_MEMRAM0 V_MEMRAM1 tWdTime V_MEMRAM2 WDTimer; /**< Counts timer events until next watchdog triggering */
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#endif /* FBL_WATCHDOG_ON */
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/***********************************************************************************************************************
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* EXTERNAL DATA
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**********************************************************************************************************************/
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/***********************************************************************************************************************
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* LOCAL DATA
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**********************************************************************************************************************/
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#if defined( FBL_WATCHDOG_ON )
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#endif /* FBL_WATCHDOG_ON */
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#define FBLWD_STOP_SEC_VAR
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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/***********************************************************************************************************************
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* GLOBAL FUNCTIONS
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**********************************************************************************************************************/
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#define FBLWD_INIT_START_SEC_CODE
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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/***********************************************************************************************************************
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* FblInitWatchdog
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**********************************************************************************************************************/
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/*! \brief Initialize module
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* \return Reports if initialization was successful.
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**********************************************************************************************************************/
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void V_API_NEAR FblInitWatchdog( void )
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{
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wdGenericEventTimer = 0x00u;
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SetWDInit();
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#if defined( FBL_DEF_ENABLE_NON_KB_MAIN )
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# if defined( FBL_WATCHDOG_ON )
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ApplFblWDInit();
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# endif /* FBL_WATCHDOG_ON */
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#endif /* FBL_DEF_ENABLE_NON_KB_MAIN */
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}
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#define FBLWD_INIT_STOP_SEC_CODE
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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#define FBLWD_RAMCODE_START_SEC_CODE
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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/***********************************************************************************************************************
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* FblLookForWatchdogVoid
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**********************************************************************************************************************/
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/*! \brief Polling of watchdog during longer operations.
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* \details This function executes watchdog and timer handling code from RAM. Depending on the Bootloader
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* configuration, additionally some communication tasks can be handled by this function. The return
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* value of FblLookForWatchdog() is not returned by this function so it could be used by libraries which
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* expect a void return value.
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* \pre Watchdog code was copied to RAM, watchdog handling is initialized.
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**********************************************************************************************************************/
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void V_API_NEAR FblLookForWatchdogVoid( void )
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{
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(void)FblLookForWatchdog();
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}
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#define FBLWD_RAMCODE_STOP_SEC_CODE
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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#define FBLWD_RAMCODE_START_SEC_CODE
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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/***********************************************************************************************************************
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* FblLookForWatchdog
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**********************************************************************************************************************/
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/*! \brief Polling of watchdog during longer operations.
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* \details This function executes watchdog and timer handling code from RAM. Depending on the Bootloader
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* configuration, additionally some communication tasks can be handled by this function.
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* \pre Watchdog code was copied to RAM, watchdog handling is initialized.
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* \return FBL_NO_TRIGGER if no timer/watchdog expired, FBL_TM_TRIGGERED if the millisecond timer expired,
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* FBL_WD_TRIGGERED if watchdog handling code was called.
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**********************************************************************************************************************/
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vuint8 V_API_NEAR FblLookForWatchdog( void ) /* PRQA S 6080 */ /* MD_MSR_STMIF */
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{
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vuint8 retValue = FBL_NO_TRIGGER;
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if (GetWDInit()) /* Check if watchdog already initialized */
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{
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if (FblTimerGet() != 0x00u)
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{
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FblTimerReset();
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retValue |= FBL_TM_TRIGGERED;
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if (wdGenericEventTimer > 0x00u)
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{
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wdGenericEventTimer--;
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if (wdGenericEventTimer < kFblGenericEventMargin)
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{
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PerformGenericEventAction();
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}
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}
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# if defined( FBL_WATCHDOG_ON )
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if (WDTimer != 0x00u)
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{
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WDTimer--;
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if (WDTimer == 0x00u)
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{
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ApplFblWDTrigger();
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WDTimer = FBL_WATCHDOG_TIME;
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retValue |= FBL_WD_TRIGGERED;
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}
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}
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# endif /* FBL_WATCHDOG_ON */
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/* Check if the FBL or FD (erase/write) is active */
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if (0u != FblCwIsTimerTaskAllowed())
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{
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/* the FBL is active, this task can now be called e.g. from the FLASH */
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FblCwTimerTask();
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}
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# if defined( FBL_WD_TIMER_TASK )
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/* Execute configurable timer task
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Task is not active until timer and watchdog have been initialized
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Has to be executed from RAM or a lock mechanism needs to be implemented in macro to prevent execution while flash
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operations are active */
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FBL_WD_TIMER_TASK();
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# endif /* FBL_WD_TIMER_TASK */
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} /* if (FblTimerGet() != 0x00u) */
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} /* if (GetWDInit()) */
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/* Check if the FBL or FD (erase/write) is active */
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if (0u != FblCwIsStateTaskAllowed())
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{
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/* the FBL is active, this task can now be called e.g. from FLASH */
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FblCwStateTask();
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}
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# if defined( FBL_WD_STATE_TASK )
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/* Execute configurable state task
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Task is active immediately and will be executed on every function call
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Has to be executed from RAM or a lock mechanism needs to be implemented in macro to prevent execution while flash
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operations are active */
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FBL_WD_STATE_TASK();
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# endif /* FBL_WD_STATE_TASK */
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# if defined( FBL_DIAG_ENABLE_CORE_ASYNC_ROUTINE )
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/* Check if the FblRepeat is reached */
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if (FblMainGetFblRepeatStarted())
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{
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/* Call the async routines */
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FblDiagAsyncRoutineHandler();
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}
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# endif /* FBL_DIAG_ENABLE_CORE_ASYNC_ROUTINE */
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return retValue;
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}
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#define FBLWD_RAMCODE_STOP_SEC_CODE
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#include "MemMap.h" /* PRQA S 5087 */ /* MD_MSR_MemMap */
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/***********************************************************************************************************************
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* MISRA DEVIATIONS
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**********************************************************************************************************************/
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/* Justification for module-specific MISRA deviations:
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MD_FblWd_1514:
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Reason: The variable is used by other modules and can't be declared static.
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Risk: Name conflicts.
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Prevention: Compile and link of the different variants in the component and integration test.
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*/
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/***********************************************************************************************************************
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* END OF FILE: FBL_WD.C
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**********************************************************************************************************************/
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