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Merge e44872d8ee into 2615dcde13
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Muhammad Yasir
GitHub
commit
19ab44b750
163
timers.c
163
timers.c
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@ -1310,6 +1310,169 @@
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#endif /* configUSE_TRACE_FACILITY */
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/*-----------------------------------------------------------*/
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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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#include "FreeRTOS.h"
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#include "task.h"
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#include "queue.h"
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#include "timers.h"
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// Define macros for different bit processors
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#define BIT_2
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#define BIT_48
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#define BIT_16
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#define BIT_32
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#define BIT_64
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// Use these macros to optimize data types and operations
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#ifdef BIT_2
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typedef uint8_t TickType_t;
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typedef uint8_t BaseType_t;
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typedef uint8_t UBaseType_t;
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#endif
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#ifdef BIT_48
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typedef uint64_t TickType_t;
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typedef uint64_t BaseType_t;
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typedef uint64_t UBaseType_t;
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#endif
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#ifdef BIT_16
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typedef uint16_t TickType_t;
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typedef uint16_t BaseType_t;
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typedef uint16_t UBaseType_t;
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#endif
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#ifdef BIT_32
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typedef uint32_t TickType_t;
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typedef uint32_t BaseType_t;
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typedef uint32_t UBaseType_t;
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#endif
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#ifdef BIT_64
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typedef uint64_t TickType_t;
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typedef uint64_t BaseType_t;
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typedef uint64_t UBaseType_t;
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#endif
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#if ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 0 )
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#error configUSE_TIMERS must be set to 1 to make the xTimerPendFunctionCall() function available.
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#endif
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/* 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
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/* This entire source file will be skipped if the application is not configured
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* to include software timer functionality. This #if is closed at the very bottom
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* of this file. If you want to include software timer functionality then ensure
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* configUSE_TIMERS is set to 1 in FreeRTOSConfig.h. */
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#if ( configUSE_TIMERS == 1 )
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/* Misc definitions. */
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#define tmrNO_DELAY ( ( TickType_t ) 0U )
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#define tmrMAX_TIME_BEFORE_OVERFLOW ( ( TickType_t ) -1 )
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/* The name assigned to the timer service task. This can be overridden by
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* defining configTIMER_SERVICE_TASK_NAME in FreeRTOSConfig.h. */
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#ifndef configTIMER_SERVICE_TASK_NAME
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#define configTIMER_SERVICE_TASK_NAME "Tmr Svc"
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#endif
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#if ( ( configNUMBER_OF_CORES > 1 ) && ( configUSE_CORE_AFFINITY == 1 ) )
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/* The core affinity assigned to the timer service task on SMP systems.
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* This can be overridden by defining configTIMER_SERVICE_TASK_CORE_AFFINITY in FreeRTOSConfig.h. */
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#ifndef configTIMER_SERVICE_TASK_CORE_AFFINITY
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#define configTIMER_SERVICE_TASK_CORE_AFFINITY tskNO_AFFINITY
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#endif
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#endif /* #if ( ( configNUMBER_OF_CORES > 1 ) && ( configUSE_CORE_AFFINITY == 1 ) ) */
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/* Bit definitions used in the ucStatus member of a timer structure. */
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#define tmrSTATUS_IS_ACTIVE ( 0x01U )
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#define tmrSTATUS_IS_STATICALLY_ALLOCATED ( 0x02U )
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#define tmrSTATUS_IS_AUTORELOAD ( 0x04U )
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/* The definition of the timers themselves. */
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typedef struct tmrTimerControl /* The old naming convention is used to prevent breaking kernel aware debuggers. */
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{
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const char * pcTimerName; /**< Text name. This is not used by the kernel, it is included simply to make debugging easier. */
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ListItem_t xTimerListItem; /**< Standard linked list item as used by all kernel features for event management. */
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TickType_t xTimerPeriodInTicks; /**< How quickly and often the timer expires. */
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void * pvTimerID; /**< An ID to identify the timer. This allows the timer to be identified when the same callback is used for multiple timers. */
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portTIMER_CALLBACK_ATTRIBUTE TimerCallbackFunction_t pxCallbackFunction; /**< The function that will be called when the timer expires. */
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#if ( configUSE_TRACE_FACILITY == 1 )
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UBaseType_t uxTimerNumber; /**< An ID assigned by trace tools such as FreeRTOS+Trace */
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#endif
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uint8_t ucStatus; /**< Holds bits to say if the timer was statically allocated or not, and if it is active or not. */
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} xTIMER;
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/* The old xTIMER name is maintained above then typedefed to the new Timer_t
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* name below to enable the use of older kernel aware debuggers. */
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typedef xTIMER Timer_t;
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/* The definition of messages that can be sent and received on the timer queue.
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* Two types of message can be queued - messages that manipulate a software timer,
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* and messages that request the execution of a non-timer related callback. The
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* two message types are defined in two separate structures, xTimerParametersType
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* and xCallbackParametersType respectively. */
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typedef struct tmrTimerParameters
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{
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TickType_t xMessageValue; /**< An optional value used by a subset of commands, for example, when changing the period of a timer. */
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Timer_t * pxTimer; /**< The timer to which the command will be applied. */
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} TimerParameter_t;
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typedef struct tmrCallbackParameters
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{
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portTIMER_CALLBACK_ATTRIBUTE
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PendedFunction_t pxCallbackFunction; /* << The callback function to execute. */
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void * pvParameter1; /* << The value that will be used as the callback functions first parameter. */
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uint32_t ulParameter2; /* << The value that will be used as the callback functions second parameter. */
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} CallbackParameters_t;
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/* The structure that contains the two message types, along with an identifier
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* that is used to determine which message type is valid. */
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typedef struct tmrTimerQueueMessage
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{
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BaseType_t xMessageID; /**< The command being sent to the timer service task. */
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union
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{
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TimerParameter_t xTimerParameters;
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/* Don't include xCallbackParameters if it is not going to be used as
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* it makes the structure (and therefore the timer queue) larger. */
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#if ( INCLUDE_xTimerPendFunctionCall == 1 )
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CallbackParameters_t xCallbackParameters;
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#endif /* INCLUDE_xTimerPendFunctionCall */
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} u;
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} DaemonTaskMessage_t;
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/* The list in which active timers are stored. Timers are referenced in expire
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* time order, with the nearest expiry time at the front of the list. Only the
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* timer service task is allowed to access these lists.
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* xActiveTimerList1 and xActiveTimerList2 could be at function scope but that
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* breaks some kernel aware debuggers, and debuggers that reply on removing the
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* static qualifier. */
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PRIVILEGED_DATA static List_t xActiveTimerList1;
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PRIVILEGED_DATA static List_t xActiveTimerList2;
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PRIVILEGED_DATA static List_t * pxCurrentTimerList;
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PRIVILEGED_DATA static List_t * pxOverflowTimerList;
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/* A queue that is used to send commands to the timer service task. */
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PRIVILEGED_DATA static QueueHandle_t xTimerQueue = NULL;
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PRIVILEGED_DATA static TaskHandle_t xTimerTaskHandle = NULL;
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/*-----------------------------------------------------------*/
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#if ( configUSE_TRACE_FACILITY == 1 )
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void vTimerSetTimerNumber( TimerHandle_t xTimer,
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