mirror of
https://github.com/Dev-KATECH/ADM.git
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164 lines
7.5 KiB
C
164 lines
7.5 KiB
C
/*==================================================================================================
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* Project : RTD AUTOSAR 4.4
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* Platform : CORTEXM
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* Peripheral : S32K3XX
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* Dependencies : none
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*
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* Autosar Version : 4.4.0
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* Autosar Revision : ASR_REL_4_4_REV_0000
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* Autosar Conf.Variant :
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* SW Version : 0.9.0
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* Build Version : S32K3_RTD_0_9_0__ASR_REL_4_4_REV_0000_20210326
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*
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* (c) Copyright 2020 - 2021 NXP Semiconductors
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* All Rights Reserved.
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*
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* NXP Confidential. This software is owned or controlled by NXP and may only be
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* used strictly in accordance with the applicable license terms. By expressly
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* accepting such terms or by downloading, installing, activating and/or otherwise
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* using the software, you are agreeing that you have read, and that you agree to
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* comply with and are bound by, such license terms. If you do not agree to be
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* bound by the applicable license terms, then you may not retain, install,
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* activate or otherwise use the software.
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==================================================================================================*/
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#ifndef OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK
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/**
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* @file
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*
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* @addtogroup osif_drv
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* @{
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*/
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#ifdef __cplusplus
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extern "C"{
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#endif
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/*==================================================================================================
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* INCLUDE FILES
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* 1) system and project includes
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* 2) needed interfaces from external units
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* 3) internal and external interfaces from this unit
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==================================================================================================*/
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#include "OsIf_DeviceRegisters.h"
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/*==================================================================================================
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* SOURCE FILE VERSION INFORMATION
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==================================================================================================*/
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_VENDOR_ID 43
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_AR_RELEASE_MAJOR_VERSION 4
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_AR_RELEASE_MINOR_VERSION 4
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_AR_RELEASE_REVISION_VERSION 0
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_SW_MAJOR_VERSION 0
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_SW_MINOR_VERSION 9
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#define OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_SW_PATCH_VERSION 0
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/*==================================================================================================
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* FILE VERSION CHECKS
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==================================================================================================*/
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/* Checks against OsIf_DeviceRegisters.h */
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#if (OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_VENDOR_ID != OSIF_DEVICE_REGISTERS_VENDOR_ID)
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#error "OsIf_Timer_System_Internal_Systick.h and OsIf_DeviceRegisters.h have different vendor ids"
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#endif
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#if ((OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_AR_RELEASE_MAJOR_VERSION != OSIF_DEVICE_REGISTERS_AR_RELEASE_MAJOR_VERSION) || \
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(OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_AR_RELEASE_MINOR_VERSION != OSIF_DEVICE_REGISTERS_AR_RELEASE_MINOR_VERSION) || \
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(OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_AR_RELEASE_REVISION_VERSION != OSIF_DEVICE_REGISTERS_AR_RELEASE_REVISION_VERSION))
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#error "AUTOSAR Version Numbers of OsIf_Timer_System_Internal_Systick.h and OsIf_DeviceRegisters.h are different"
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#endif
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#if ((OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_SW_MAJOR_VERSION != OSIF_DEVICE_REGISTERS_SW_MAJOR_VERSION) || \
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(OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_SW_MINOR_VERSION != OSIF_DEVICE_REGISTERS_SW_MINOR_VERSION) || \
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(OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK_SW_PATCH_VERSION != OSIF_DEVICE_REGISTERS_SW_PATCH_VERSION) \
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)
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#error "Software Version Numbers of OsIf_Timer_System_Internal_Systick.h and OsIf_DeviceRegisters.h are different"
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#endif
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/*==================================================================================================
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* CONSTANTS
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==================================================================================================*/
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/*==================================================================================================
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* DEFINES AND MACROS
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==================================================================================================*/
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#define SYSTICK_GET_COUNTER() ((S32_SysTick->CVR) & S32_SysTick_CVR_CURRENT_MASK)
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#define SYSTICK_DELTA_OUTER(high, low, max) ((max) - ((high) - (low)))
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#define SYSTICK_DELTA_INNER(high, low) ((high) - (low))
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#define SYSTICK_MAX (0xFFFFFFu)
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#define SYSTICK_OVERFLOWED(curr, ref) (curr > ref)
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/*==================================================================================================
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* ENUMS
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==================================================================================================*/
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/*==================================================================================================
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* STRUCTURES AND OTHER TYPEDEFS
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==================================================================================================*/
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/*==================================================================================================
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* GLOBAL VARIABLE DECLARATIONS
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==================================================================================================*/
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/*==================================================================================================
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* FUNCTION PROTOTYPES
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==================================================================================================*/
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#define BASE_START_SEC_CODE
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#include "Base_MemMap.h"
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static inline void OsIf_Timer_System_Internal_Init(void);
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static inline uint32 OsIf_Timer_System_Internal_GetCounter(void);
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static inline uint32 OsIf_Timer_System_Internal_GetElapsed(uint32 * const CurrentRef);
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#define BASE_STOP_SEC_CODE
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#include "Base_MemMap.h"
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/*==================================================================================================
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* LOCAL FUNCTIONS
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==================================================================================================*/
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#define BASE_START_SEC_CODE
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#include "Base_MemMap.h"
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static inline void OsIf_Timer_System_Internal_Init(void)
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{
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/* For Cortex-M0 devices the systick counter is initialized with an undefined
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value, so make sure to initialize it to 0 before starting */
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S32_SysTick->CSRr = S32_SysTick_CSR_ENABLE(0u);
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S32_SysTick->RVR = S32_SysTick_RVR_RELOAD(SYSTICK_MAX);
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S32_SysTick->CVR = S32_SysTick_CVR_CURRENT(0U);
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S32_SysTick->CSRr = S32_SysTick_CSR_ENABLE(1u) | S32_SysTick_CSR_TICKINT(0u) | S32_SysTick_CSR_CLKSOURCE(1u);
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}
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static inline uint32 OsIf_Timer_System_Internal_GetCounter(void)
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{
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return SYSTICK_GET_COUNTER();
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}
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static inline uint32 OsIf_Timer_System_Internal_GetElapsed(uint32 * const CurrentRef)
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{
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uint32 CurrentVal = SYSTICK_GET_COUNTER();
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uint32 dif = 0u;
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if (SYSTICK_OVERFLOWED((CurrentVal), (*CurrentRef)))
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{
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/* overflow occurred */
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dif = SYSTICK_DELTA_OUTER(CurrentVal, *CurrentRef, S32_SysTick->RVR);
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}
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else
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{
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/* overflow did not occur */
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dif = SYSTICK_DELTA_INNER(*CurrentRef, CurrentVal);
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}
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*CurrentRef = CurrentVal;
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return dif;
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}
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#define BASE_STOP_SEC_CODE
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#include "Base_MemMap.h"
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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#endif /* OSIF_TIMER_SYSTEM_INTERNAL_SYSTICK */
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