mirror of
https://github.com/GorgonMeducer/perf_counter.git
synced 2025-01-17 19:13:03 +08:00
237 lines
9.6 KiB
C
237 lines
9.6 KiB
C
/****************************************************************************
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* Copyright 2021 Gorgon Meducer (Email:embedded_zhuoran@hotmail.com) *
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* *
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* Licensed under the Apache License, Version 2.0 (the "License"); *
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* you may not use this file except in compliance with the License. *
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* You may obtain a copy of the License at *
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* *
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* http://www.apache.org/licenses/LICENSE-2.0 *
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* *
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* Unless required by applicable law or agreed to in writing, software *
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* distributed under the License is distributed on an "AS IS" BASIS, *
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
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* See the License for the specific language governing permissions and *
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* limitations under the License. *
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* *
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****************************************************************************/
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/*============================ INCLUDES ======================================*/
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/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
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all the API functions to use the MPU wrappers. That should only be done when
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task.h is included from an application file. */
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#define MPU_WRAPPERS_INCLUDED_FROM_API_FILE
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/* FreeRTOS includes. */
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#include "FreeRTOS.h"
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#include "task.h"
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#include "timers.h"
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#include "stack_macros.h"
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/* Lint e9021, e961 and e750 are suppressed as a MISRA exception justified
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because the MPU ports require MPU_WRAPPERS_INCLUDED_FROM_API_FILE to be defined
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for the header files above, but not in this file, in order to generate the
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correct privileged Vs unprivileged linkage and placement. */
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#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE /*lint !e961 !e750 !e9021. */
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#include "perf_counter.h"
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#include "cmsis_compiler.h"
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/*============================ MACROS ========================================*/
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#undef __WRAP_FUNC
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#undef WRAP_FUNC
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#if defined(__IS_COMPILER_ARM_COMPILER__) && __IS_COMPILER_ARM_COMPILER__
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# define __WRAP_FUNC(__NAME) $Sub$$##__NAME
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# define __ORIG_FUNC(__NAME) $Super$$##__NAME
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#elif (defined(__IS_COMPILER_LLVM__) && __IS_COMPILER_LLVM__) \
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|| (defined(__IS_COMPILER_GCC__) && __IS_COMPILER_GCC__)
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# define __WRAP_FUNC(__NAME) __wrap_##__NAME
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# define __ORIG_FUNC(__NAME) __real_##__NAME
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#endif
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#define WRAP_FUNC(__NAME) __WRAP_FUNC(__NAME)
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#define ORIG_FUNC(__NAME) __ORIG_FUNC(__NAME)
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struct __task_cycle_info_t {
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task_cycle_info_t tInfo;
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int64_t lLastTimeStamp;
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} ;
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/*============================ TYPES =========================================*/
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/*
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* Task control block. A task control block (TCB) is allocated for each task,
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* and stores task state information, including a pointer to the task's context
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* (the task's run time environment, including register values)
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*/
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typedef struct tskTaskControlBlock /* The old naming convention is used to prevent breaking kernel aware debuggers. */
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{
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volatile StackType_t *pxTopOfStack; /*< Points to the location of the last item placed on the tasks stack. THIS MUST BE THE FIRST MEMBER OF THE TCB STRUCT. */
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#if ( portUSING_MPU_WRAPPERS == 1 )
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xMPU_SETTINGS xMPUSettings; /*< The MPU settings are defined as part of the port layer. THIS MUST BE THE SECOND MEMBER OF THE TCB STRUCT. */
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#endif
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ListItem_t xStateListItem; /*< The list that the state list item of a task is reference from denotes the state of that task (Ready, Blocked, Suspended ). */
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ListItem_t xEventListItem; /*< Used to reference a task from an event list. */
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UBaseType_t uxPriority; /*< The priority of the task. 0 is the lowest priority. */
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StackType_t *pxStack; /*< Points to the start of the stack. */
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char pcTaskName[ configMAX_TASK_NAME_LEN ];/*< Descriptive name given to the task when created. Facilitates debugging only. */ /*lint !e971 Unqualified char types are allowed for strings and single characters only. */
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#if ( ( portSTACK_GROWTH > 0 ) || ( configRECORD_STACK_HIGH_ADDRESS == 1 ) )
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StackType_t *pxEndOfStack; /*< Points to the highest valid address for the stack. */
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#endif
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#if ( portCRITICAL_NESTING_IN_TCB == 1 )
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UBaseType_t uxCriticalNesting; /*< Holds the critical section nesting depth for ports that do not maintain their own count in the port layer. */
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#endif
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#if ( configUSE_TRACE_FACILITY == 1 )
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UBaseType_t uxTCBNumber; /*< Stores a number that increments each time a TCB is created. It allows debuggers to determine when a task has been deleted and then recreated. */
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UBaseType_t uxTaskNumber; /*< Stores a number specifically for use by third party trace code. */
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#endif
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#if ( configUSE_MUTEXES == 1 )
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UBaseType_t uxBasePriority; /*< The priority last assigned to the task - used by the priority inheritance mechanism. */
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UBaseType_t uxMutexesHeld;
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#endif
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#if ( configUSE_APPLICATION_TASK_TAG == 1 )
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TaskHookFunction_t pxTaskTag;
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#endif
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#if( configNUM_THREAD_LOCAL_STORAGE_POINTERS > 0 )
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void *pvThreadLocalStoragePointers[ configNUM_THREAD_LOCAL_STORAGE_POINTERS ];
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#endif
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#if( configGENERATE_RUN_TIME_STATS == 1 )
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uint32_t ulRunTimeCounter; /*< Stores the amount of time the task has spent in the Running state. */
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#endif
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#if ( configUSE_NEWLIB_REENTRANT == 1 )
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/* Allocate a Newlib reent structure that is specific to this task.
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Note Newlib support has been included by popular demand, but is not
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used by the FreeRTOS maintainers themselves. FreeRTOS is not
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responsible for resulting newlib operation. User must be familiar with
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newlib and must provide system-wide implementations of the necessary
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stubs. Be warned that (at the time of writing) the current newlib design
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implements a system-wide malloc() that must be provided with locks.
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See the third party link http://www.nadler.com/embedded/newlibAndFreeRTOS.html
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for additional information. */
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struct _reent xNewLib_reent;
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#endif
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#if( configUSE_TASK_NOTIFICATIONS == 1 )
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volatile uint32_t ulNotifiedValue;
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volatile uint8_t ucNotifyState;
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#endif
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/* See the comments in FreeRTOS.h with the definition of
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tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE. */
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#if( tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE != 0 ) /*lint !e731 !e9029 Macro has been consolidated for readability reasons. */
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uint8_t ucStaticallyAllocated; /*< Set to pdTRUE if the task is a statically allocated to ensure no attempt is made to free the memory. */
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#endif
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#if( INCLUDE_xTaskAbortDelay == 1 )
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uint8_t ucDelayAborted;
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#endif
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#if( configUSE_POSIX_ERRNO == 1 )
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int iTaskErrno;
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#endif
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} tskTCB;
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/* The old tskTCB name is maintained above then typedefed to the new TCB_t name
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below to enable the use of older kernel aware debuggers. */
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typedef tskTCB TCB_t;
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/*lint -save -e956 A manual analysis and inspection has been used to determine
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which static variables must be declared volatile. */
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PRIVILEGED_DATA
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extern TCB_t * volatile pxCurrentTCB;
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/*! \note if you aren't using perf_counter inside KEIL with RTE, please create
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*! a header file called "Pre_Include_Global.h", copy the following
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*! content into the header file and and put following option
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*! to your command line (supposing you are using arm compiler 6):
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*! -include "Pre_Include_Global.h"
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*/
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/*
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//! \brief Enable RTOS Patch for perf_counter
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#define __PERF_CNT_USE_RTOS__
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#define traceTASK_SWITCHED_OUT_DISABLE
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#define traceTASK_SWITCHED_IN_DISABLE
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extern void __freertos_evr_on_task_switched_out (void *ptTCB);
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extern void __freertos_evr_on_task_switched_in(void *ptTCB, unsigned int uxTopPriority) ;
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# define traceTASK_SWITCHED_OUT() \
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__freertos_evr_on_task_switched_out(pxCurrentTCB)
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# define traceTASK_SWITCHED_IN() \
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__freertos_evr_on_task_switched_in(pxCurrentTCB, uxTopReadyPriority)
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*/
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/*============================ GLOBAL VARIABLES ==============================*/
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/*============================ LOCAL VARIABLES ===============================*/
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/*============================ PROTOTYPES ====================================*/
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extern void __on_context_switch_in(uint32_t *pwStack);
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extern void __on_context_switch_out(uint32_t *pwStack);
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/*============================ IMPLEMENTATION ================================*/
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#if defined(RTE_Compiler_EventRecorder)
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# include "EventRecorder.h"
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#endif
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#define EvtFreeRTOSTasksNo (0xF0U)
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#define EvtFreeRTOSTasks_TaskSwitchedOut \
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EventID(EventLevelOp, EvtFreeRTOSTasksNo, 0x0BU)
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#define EvtFreeRTOSTasks_TaskSwitchedIn \
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EventID(EventLevelOp, EvtFreeRTOSTasksNo, 0x0CU)
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void __freertos_evr_on_task_switched_out (void *ptTCB) {
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#if defined(RTE_Compiler_EventRecorder)
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EventRecord2(EvtFreeRTOSTasks_TaskSwitchedOut, (uint32_t)ptTCB, 0U);
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#else
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(void)pxCurrentTCB;
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#endif
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__on_context_switch_out(((TCB_t *)ptTCB)->pxStack);
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}
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void __freertos_evr_on_task_switched_in(void *ptTCB, uint32_t uxTopPriority) {
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#if defined(RTE_Compiler_EventRecorder)
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EventRecord2(EvtFreeRTOSTasks_TaskSwitchedIn, (uint32_t)ptTCB, uxTopPriority);
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#else
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(void)pxCurrentTCB;
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(void)uxTopPriority;
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#endif
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__on_context_switch_in(((TCB_t *)ptTCB)->pxStack);
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}
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task_cycle_info_t * get_rtos_task_cycle_info(void)
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{
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return &(((struct __task_cycle_info_t *)pxCurrentTCB->pxStack)->tInfo);
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}
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