Some OSAL rework.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7802 35acf78f-673a-0410-8e92-d51de3d6d3f4
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@ -420,6 +420,26 @@ static inline void osalSysHalt(const char *reason) {
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chSysHalt(reason);
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chSysHalt(reason);
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}
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}
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/**
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* @brief Disables interrupts globally.
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*
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* @special
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*/
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static inline void osalSysDisable(void) {
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chSysDisable();
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}
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/**
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* @brief Enables interrupts globally.
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*
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* @special
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*/
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static inline void osalSysEnable(void) {
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chSysEnable();
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}
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/**
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/**
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* @brief Enters a critical zone from thread context.
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* @brief Enters a critical zone from thread context.
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* @note This function cannot be used for reentrant critical zones.
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* @note This function cannot be used for reentrant critical zones.
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@ -411,6 +411,26 @@ static inline void osalSysHalt(const char *reason) {
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chSysHalt(reason);
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chSysHalt(reason);
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}
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}
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/**
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* @brief Disables interrupts globally.
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*
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* @special
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*/
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static inline void osalSysDisable(void) {
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chSysDisable();
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}
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/**
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* @brief Enables interrupts globally.
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*
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* @special
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*/
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static inline void osalSysEnable(void) {
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chSysEnable();
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}
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/**
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/**
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* @brief Enters a critical zone from thread context.
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* @brief Enters a critical zone from thread context.
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* @note This function cannot be used for reentrant critical zones.
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* @note This function cannot be used for reentrant critical zones.
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@ -82,6 +82,207 @@ void osalSysHalt(const char *reason) {
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}
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}
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}
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}
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/**
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* @brief Polled delay.
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* @note The real delay is always few cycles in excess of the specified
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* value.
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*
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* @param[in] cycles number of cycles
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*
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* @xclass
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*/
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void osalSysPolledDelayX(rtcnt_t cycles) {
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(void)cycles;
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}
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/**
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* @brief System timer handler.
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* @details The handler is used for scheduling and Virtual Timers management.
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*
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* @iclass
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*/
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void osalOsTimerHandlerI(void) {
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osalDbgCheckClassI();
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}
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/**
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* @brief Checks if a reschedule is required and performs it.
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* @note I-Class functions invoked from thread context must not reschedule
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* by themselves, an explicit reschedule using this function is
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* required in this scenario.
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* @note Not implemented in this simplified OSAL.
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*
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* @sclass
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*/
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void osalOsRescheduleS(void) {
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}
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/**
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* @brief Current system time.
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* @details Returns the number of system ticks since the @p osalInit()
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* invocation.
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* @note The counter can reach its maximum and then restart from zero.
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* @note This function can be called from any context but its atomicity
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* is not guaranteed on architectures whose word size is less than
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* @p systime_t size.
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*
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* @return The system time in ticks.
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*
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* @xclass
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*/
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systime_t osalOsGetSystemTimeX(void) {
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return (systime_t)0;
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}
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/**
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* @brief Suspends the invoking thread for the specified time.
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*
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* @param[in] time the delay in system ticks, the special values are
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* handled as follow:
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* - @a TIME_INFINITE is allowed but interpreted as a
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* normal time specification.
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* - @a TIME_IMMEDIATE this value is not allowed.
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* .
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*
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* @sclass
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*/
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void osalThreadSleepS(systime_t time) {
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(void)time;
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}
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/**
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* @brief Suspends the invoking thread for the specified time.
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*
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* @param[in] time the delay in system ticks, the special values are
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* handled as follow:
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* - @a TIME_INFINITE is allowed but interpreted as a
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* normal time specification.
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* - @a TIME_IMMEDIATE this value is not allowed.
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* .
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*
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* @api
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*/
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void osalThreadSleep(systime_t time) {
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(void)time;
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}
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/**
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* @brief Sends the current thread sleeping and sets a reference variable.
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* @note This function must reschedule, it can only be called from thread
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* context.
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*
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* @param[in] trp a pointer to a thread reference object
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* @return The wake up message.
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*
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* @sclass
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*/
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msg_t osalThreadSuspendS(thread_reference_t *trp) {
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osalDbgCheck(trp != NULL);
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return MSG_OK;
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}
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/**
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* @brief Sends the current thread sleeping and sets a reference variable.
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* @note This function must reschedule, it can only be called from thread
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* context.
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*
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* @param[in] trp a pointer to a thread reference object
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* @param[in] timeout the timeout in system ticks, the special values are
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* handled as follow:
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* - @a TIME_INFINITE the thread enters an infinite sleep
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* state.
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* - @a TIME_IMMEDIATE the thread is not enqueued and
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* the function returns @p MSG_TIMEOUT as if a timeout
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* occurred.
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* .
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* @return The wake up message.
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* @retval MSG_TIMEOUT if the operation timed out.
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*
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* @sclass
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*/
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msg_t osalThreadSuspendTimeoutS(thread_reference_t *trp, systime_t timeout) {
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osalDbgCheck(trp != NULL);
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(void)timeout;
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return MSG_OK;
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}
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/**
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* @brief Wakes up a thread waiting on a thread reference object.
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* @note This function must not reschedule because it can be called from
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* ISR context.
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*
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* @param[in] trp a pointer to a thread reference object
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* @param[in] msg the message code
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*
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* @iclass
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*/
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void osalThreadResumeI(thread_reference_t *trp, msg_t msg) {
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osalDbgCheck(trp != NULL);
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(void)msg;
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}
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/**
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* @brief Wakes up a thread waiting on a thread reference object.
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* @note This function must reschedule, it can only be called from thread
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* context.
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*
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* @param[in] trp a pointer to a thread reference object
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* @param[in] msg the message code
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*
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* @iclass
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*/
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void osalThreadResumeS(thread_reference_t *trp, msg_t msg) {
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osalDbgCheck(trp != NULL);
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(void)msg;
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}
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/**
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* @brief Enqueues the caller thread.
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* @details The caller thread is enqueued and put to sleep until it is
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* dequeued or the specified timeouts expires.
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*
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* @param[in] tqp pointer to the threads queue object
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* @param[in] timeout the timeout in system ticks, the special values are
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* handled as follow:
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* - @a TIME_INFINITE the thread enters an infinite sleep
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* state.
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* - @a TIME_IMMEDIATE the thread is not enqueued and
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* the function returns @p MSG_TIMEOUT as if a timeout
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* occurred.
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* .
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* @return The message from @p osalQueueWakeupOneI() or
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* @p osalQueueWakeupAllI() functions.
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* @retval MSG_TIMEOUT if the thread has not been dequeued within the
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* specified timeout or if the function has been
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* invoked with @p TIME_IMMEDIATE as timeout
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* specification.
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*
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* @sclass
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*/
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msg_t osalThreadEnqueueTimeoutS(threads_queue_t *tqp, systime_t timeout) {
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osalDbgCheck(tqp != NULL);
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(void)timeout;
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return MSG_OK;
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}
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/**
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/**
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* @brief Dequeues and wakes up one thread from the queue, if any.
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* @brief Dequeues and wakes up one thread from the queue, if any.
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*
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*
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@ -92,7 +293,8 @@ void osalSysHalt(const char *reason) {
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*/
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*/
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void osalThreadDequeueNextI(threads_queue_t *tqp, msg_t msg) {
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void osalThreadDequeueNextI(threads_queue_t *tqp, msg_t msg) {
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(void)tqp;
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osalDbgCheck(tqp != NULL);
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(void)msg;
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(void)msg;
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}
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}
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@ -110,4 +312,100 @@ void osalThreadDequeueAllI(threads_queue_t *tqp, msg_t msg) {
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(void)msg;
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(void)msg;
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}
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}
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/**
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* @brief Add flags to an event source object.
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*
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* @param[in] esp pointer to the event flags object
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* @param[in] flags flags to be ORed to the flags mask
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*
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* @iclass
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*/
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void osalEventBroadcastFlagsI(event_source_t *esp, eventflags_t flags) {
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osalDbgCheck(esp != NULL);
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esp->flags |= flags;
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if (esp->cb != NULL) {
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esp->cb(esp);
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}
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}
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/**
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* @brief Add flags to an event source object.
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*
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* @param[in] esp pointer to the event flags object
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* @param[in] flags flags to be ORed to the flags mask
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*
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* @iclass
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*/
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void osalEventBroadcastFlags(event_source_t *esp, eventflags_t flags) {
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osalDbgCheck(esp != NULL);
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osalSysLock();
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osalEventBroadcastFlagsI(esp, flags);
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osalSysUnlock();
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}
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/**
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* @brief Event callback setup.
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* @note The callback is invoked from ISR context and can
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* only invoke I-Class functions. The callback is meant
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* to wakeup the task that will handle the event by
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* calling @p osalEventGetAndClearFlagsI().
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* @note This function is not part of the OSAL API and is provided
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* exclusively as an example and for convenience.
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*
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* @param[in] esp pointer to the event flags object
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* @param[in] cb pointer to the callback function
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* @param[in] param parameter to be passed to the callback function
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*
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* @api
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*/
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void osalEventSetCallback(event_source_t *esp,
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eventcallback_t cb,
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void *param) {
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osalDbgCheck(esp != NULL);
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esp->cb = cb;
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esp->param = param;
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}
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/**
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* @brief Locks the specified mutex.
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* @post The mutex is locked and inserted in the per-thread stack of owned
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* mutexes.
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*
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* @param[in,out] mp pointer to the @p mutex_t object
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*
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* @api
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*/
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void osalMutexLock(mutex_t *mp) {
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osalDbgCheck(mp != NULL);
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*mp = 1;
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}
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/**
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* @brief Unlocks the specified mutex.
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* @note The HAL guarantees to release mutex in reverse lock order. The
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* mutex being unlocked is guaranteed to be the last locked mutex
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* by the invoking thread.
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* The implementation can rely on this behavior and eventually
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* ignore the @p mp parameter which is supplied in order to support
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* those OSes not supporting a stack of the owned mutexes.
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*
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* @param[in,out] mp pointer to the @p mutex_t object
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*
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* @api
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*/
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void osalMutexUnlock(mutex_t *mp) {
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osalDbgCheck(mp != NULL);
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*mp = 0;
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}
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/** @} */
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/** @} */
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@ -194,7 +194,7 @@ typedef uint32_t mutex_t;
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* @brief Type of a thread queue.
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* @brief Type of a thread queue.
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* @details A thread queue is a queue of sleeping threads, queued threads
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* @details A thread queue is a queue of sleeping threads, queued threads
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* can be dequeued one at time or all together.
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* can be dequeued one at time or all together.
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* @note If the OSAL is implemented on a bare metal machine withou RTOS
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* @note If the OSAL is implemented on a bare metal machine without RTOS
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* then the queue can be implemented as a single thread reference.
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* then the queue can be implemented as a single thread reference.
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*/
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*/
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typedef struct {
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typedef struct {
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@ -393,8 +393,26 @@ extern "C" {
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#endif
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#endif
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void osalInit(void);
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void osalInit(void);
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void osalSysHalt(const char *reason);
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void osalSysHalt(const char *reason);
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void osalSysPolledDelayX(rtcnt_t cycles);
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void osalOsTimerHandlerI(void);
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void osalOsRescheduleS(void);
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systime_t osalOsGetSystemTimeX(void);
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void osalThreadSleepS(systime_t time);
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void osalThreadSleep(systime_t time);
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msg_t osalThreadSuspendS(thread_reference_t *trp);
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msg_t osalThreadSuspendTimeoutS(thread_reference_t *trp, systime_t timeout);
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void osalThreadResumeI(thread_reference_t *trp, msg_t msg);
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void osalThreadResumeS(thread_reference_t *trp, msg_t msg);
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msg_t osalThreadEnqueueTimeoutS(threads_queue_t *tqp, systime_t timeout);
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void osalThreadDequeueNextI(threads_queue_t *tqp, msg_t msg);
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void osalThreadDequeueNextI(threads_queue_t *tqp, msg_t msg);
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void osalThreadDequeueAllI(threads_queue_t *tqp, msg_t msg);
|
void osalThreadDequeueAllI(threads_queue_t *tqp, msg_t msg);
|
||||||
|
void osalEventBroadcastFlagsI(event_source_t *esp, eventflags_t flags);
|
||||||
|
void osalEventBroadcastFlags(event_source_t *esp, eventflags_t flags);
|
||||||
|
void osalEventSetCallback(event_source_t *esp,
|
||||||
|
eventcallback_t cb,
|
||||||
|
void *param);
|
||||||
|
void osalMutexLock(mutex_t *mp);
|
||||||
|
void osalMutexUnlock(mutex_t *mp);
|
||||||
#ifdef __cplusplus
|
#ifdef __cplusplus
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
@ -403,6 +421,24 @@ extern "C" {
|
||||||
/* Module inline functions. */
|
/* Module inline functions. */
|
||||||
/*===========================================================================*/
|
/*===========================================================================*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Disables interrupts globally.
|
||||||
|
*
|
||||||
|
* @special
|
||||||
|
*/
|
||||||
|
static inline void osalSysDisable(void) {
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Enables interrupts globally.
|
||||||
|
*
|
||||||
|
* @special
|
||||||
|
*/
|
||||||
|
static inline void osalSysEnable(void) {
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* @brief Enters a critical zone from thread context.
|
* @brief Enters a critical zone from thread context.
|
||||||
* @note This function cannot be used for reentrant critical zones.
|
* @note This function cannot be used for reentrant critical zones.
|
||||||
|
@ -475,62 +511,6 @@ static inline void osalSysRestoreStatusX(syssts_t sts) {
|
||||||
(void)sts;
|
(void)sts;
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Polled delay.
|
|
||||||
* @note The real delay is always few cycles in excess of the specified
|
|
||||||
* value.
|
|
||||||
*
|
|
||||||
* @param[in] cycles number of cycles
|
|
||||||
*
|
|
||||||
* @xclass
|
|
||||||
*/
|
|
||||||
static inline void osalSysPolledDelayX(rtcnt_t cycles) {
|
|
||||||
|
|
||||||
(void)cycles;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Systick callback for the underlying OS.
|
|
||||||
* @note This callback is only defined if the OSAL requires such a
|
|
||||||
* service from the HAL.
|
|
||||||
*/
|
|
||||||
#if (OSAL_ST_MODE != OSAL_ST_MODE_NONE) || defined(__DOXYGEN__)
|
|
||||||
static inline void osalOsTimerHandlerI(void) {
|
|
||||||
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Checks if a reschedule is required and performs it.
|
|
||||||
* @note I-Class functions invoked from thread context must not reschedule
|
|
||||||
* by themselves, an explicit reschedule using this function is
|
|
||||||
* required in this scenario.
|
|
||||||
* @note Not implemented in this simplified OSAL.
|
|
||||||
*
|
|
||||||
* @sclass
|
|
||||||
*/
|
|
||||||
static inline void osalOsRescheduleS(void) {
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Current system time.
|
|
||||||
* @details Returns the number of system ticks since the @p osalInit()
|
|
||||||
* invocation.
|
|
||||||
* @note The counter can reach its maximum and then restart from zero.
|
|
||||||
* @note This function can be called from any context but its atomicity
|
|
||||||
* is not guaranteed on architectures whose word size is less than
|
|
||||||
* @p systime_t size.
|
|
||||||
*
|
|
||||||
* @return The system time in ticks.
|
|
||||||
*
|
|
||||||
* @xclass
|
|
||||||
*/
|
|
||||||
static inline systime_t osalOsGetSystemTimeX(void) {
|
|
||||||
|
|
||||||
return (systime_t)0;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* @brief Checks if the specified time is within the specified time window.
|
* @brief Checks if the specified time is within the specified time window.
|
||||||
* @note When start==end then the function returns always true because the
|
* @note When start==end then the function returns always true because the
|
||||||
|
@ -552,117 +532,6 @@ static inline bool osalOsIsTimeWithinX(systime_t time,
|
||||||
return (bool)((time - start) < (end - start));
|
return (bool)((time - start) < (end - start));
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Suspends the invoking thread for the specified time.
|
|
||||||
*
|
|
||||||
* @param[in] time the delay in system ticks, the special values are
|
|
||||||
* handled as follow:
|
|
||||||
* - @a TIME_INFINITE is allowed but interpreted as a
|
|
||||||
* normal time specification.
|
|
||||||
* - @a TIME_IMMEDIATE this value is not allowed.
|
|
||||||
* .
|
|
||||||
*
|
|
||||||
* @sclass
|
|
||||||
*/
|
|
||||||
static inline void osalThreadSleepS(systime_t time) {
|
|
||||||
|
|
||||||
(void)time;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Suspends the invoking thread for the specified time.
|
|
||||||
*
|
|
||||||
* @param[in] time the delay in system ticks, the special values are
|
|
||||||
* handled as follow:
|
|
||||||
* - @a TIME_INFINITE is allowed but interpreted as a
|
|
||||||
* normal time specification.
|
|
||||||
* - @a TIME_IMMEDIATE this value is not allowed.
|
|
||||||
* .
|
|
||||||
*
|
|
||||||
* @api
|
|
||||||
*/
|
|
||||||
static inline void osalThreadSleep(systime_t time) {
|
|
||||||
|
|
||||||
(void)time;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Sends the current thread sleeping and sets a reference variable.
|
|
||||||
* @note This function must reschedule, it can only be called from thread
|
|
||||||
* context.
|
|
||||||
*
|
|
||||||
* @param[in] trp a pointer to a thread reference object
|
|
||||||
* @return The wake up message.
|
|
||||||
*
|
|
||||||
* @sclass
|
|
||||||
*/
|
|
||||||
static inline msg_t osalThreadSuspendS(thread_reference_t *trp) {
|
|
||||||
|
|
||||||
(void)trp;
|
|
||||||
|
|
||||||
return MSG_OK;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Sends the current thread sleeping and sets a reference variable.
|
|
||||||
* @note This function must reschedule, it can only be called from thread
|
|
||||||
* context.
|
|
||||||
*
|
|
||||||
* @param[in] trp a pointer to a thread reference object
|
|
||||||
* @param[in] timeout the timeout in system ticks, the special values are
|
|
||||||
* handled as follow:
|
|
||||||
* - @a TIME_INFINITE the thread enters an infinite sleep
|
|
||||||
* state.
|
|
||||||
* - @a TIME_IMMEDIATE the thread is not enqueued and
|
|
||||||
* the function returns @p MSG_TIMEOUT as if a timeout
|
|
||||||
* occurred.
|
|
||||||
* .
|
|
||||||
* @return The wake up message.
|
|
||||||
* @retval MSG_TIMEOUT if the operation timed out.
|
|
||||||
*
|
|
||||||
* @sclass
|
|
||||||
*/
|
|
||||||
static inline msg_t osalThreadSuspendTimeoutS(thread_reference_t *trp,
|
|
||||||
systime_t timeout) {
|
|
||||||
|
|
||||||
(void)trp;
|
|
||||||
(void)timeout;
|
|
||||||
|
|
||||||
return MSG_OK;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Wakes up a thread waiting on a thread reference object.
|
|
||||||
* @note This function must not reschedule because it can be called from
|
|
||||||
* ISR context.
|
|
||||||
*
|
|
||||||
* @param[in] trp a pointer to a thread reference object
|
|
||||||
* @param[in] msg the message code
|
|
||||||
*
|
|
||||||
* @iclass
|
|
||||||
*/
|
|
||||||
static inline void osalThreadResumeI(thread_reference_t *trp, msg_t msg) {
|
|
||||||
|
|
||||||
(void)trp;
|
|
||||||
(void)msg;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Wakes up a thread waiting on a thread reference object.
|
|
||||||
* @note This function must reschedule, it can only be called from thread
|
|
||||||
* context.
|
|
||||||
*
|
|
||||||
* @param[in] trp a pointer to a thread reference object
|
|
||||||
* @param[in] msg the message code
|
|
||||||
*
|
|
||||||
* @iclass
|
|
||||||
*/
|
|
||||||
static inline void osalThreadResumeS(thread_reference_t *trp, msg_t msg) {
|
|
||||||
|
|
||||||
(void)trp;
|
|
||||||
(void)msg;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* @brief Initializes a threads queue object.
|
* @brief Initializes a threads queue object.
|
||||||
*
|
*
|
||||||
|
@ -672,39 +541,7 @@ static inline void osalThreadResumeS(thread_reference_t *trp, msg_t msg) {
|
||||||
*/
|
*/
|
||||||
static inline void osalThreadQueueObjectInit(threads_queue_t *tqp) {
|
static inline void osalThreadQueueObjectInit(threads_queue_t *tqp) {
|
||||||
|
|
||||||
(void)tqp;
|
osalDbgCheck(tqp != NULL);
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Enqueues the caller thread.
|
|
||||||
* @details The caller thread is enqueued and put to sleep until it is
|
|
||||||
* dequeued or the specified timeouts expires.
|
|
||||||
*
|
|
||||||
* @param[in] tqp pointer to the threads queue object
|
|
||||||
* @param[in] time the timeout in system ticks, the special values are
|
|
||||||
* handled as follow:
|
|
||||||
* - @a TIME_INFINITE the thread enters an infinite sleep
|
|
||||||
* state.
|
|
||||||
* - @a TIME_IMMEDIATE the thread is not enqueued and
|
|
||||||
* the function returns @p MSG_TIMEOUT as if a timeout
|
|
||||||
* occurred.
|
|
||||||
* .
|
|
||||||
* @return The message from @p osalQueueWakeupOneI() or
|
|
||||||
* @p osalQueueWakeupAllI() functions.
|
|
||||||
* @retval MSG_TIMEOUT if the thread has not been dequeued within the
|
|
||||||
* specified timeout or if the function has been
|
|
||||||
* invoked with @p TIME_IMMEDIATE as timeout
|
|
||||||
* specification.
|
|
||||||
*
|
|
||||||
* @sclass
|
|
||||||
*/
|
|
||||||
static inline msg_t osalThreadEnqueueTimeoutS(threads_queue_t *tqp,
|
|
||||||
systime_t time) {
|
|
||||||
|
|
||||||
(void)tqp;
|
|
||||||
(void)time;
|
|
||||||
|
|
||||||
return MSG_OK;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
@ -723,68 +560,6 @@ static inline void osalEventObjectInit(event_source_t *esp) {
|
||||||
esp->param = NULL;
|
esp->param = NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Add flags to an event source object.
|
|
||||||
*
|
|
||||||
* @param[in] esp pointer to the event flags object
|
|
||||||
* @param[in] flags flags to be ORed to the flags mask
|
|
||||||
*
|
|
||||||
* @iclass
|
|
||||||
*/
|
|
||||||
static inline void osalEventBroadcastFlagsI(event_source_t *esp,
|
|
||||||
eventflags_t flags) {
|
|
||||||
|
|
||||||
osalDbgCheck(esp != NULL);
|
|
||||||
|
|
||||||
esp->flags |= flags;
|
|
||||||
if (esp->cb != NULL) {
|
|
||||||
esp->cb(esp);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Add flags to an event source object.
|
|
||||||
*
|
|
||||||
* @param[in] esp pointer to the event flags object
|
|
||||||
* @param[in] flags flags to be ORed to the flags mask
|
|
||||||
*
|
|
||||||
* @iclass
|
|
||||||
*/
|
|
||||||
static inline void osalEventBroadcastFlags(event_source_t *esp,
|
|
||||||
eventflags_t flags) {
|
|
||||||
|
|
||||||
osalDbgCheck(esp != NULL);
|
|
||||||
|
|
||||||
osalSysLock();
|
|
||||||
osalEventBroadcastFlagsI(esp, flags);
|
|
||||||
osalSysUnlock();
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Event callback setup.
|
|
||||||
* @note The callback is invoked from ISR context and can
|
|
||||||
* only invoke I-Class functions. The callback is meant
|
|
||||||
* to wakeup the task that will handle the event by
|
|
||||||
* calling @p osalEventGetAndClearFlagsI().
|
|
||||||
* @note This function is not part of the OSAL API and is provided
|
|
||||||
* exclusively as an example and for convenience.
|
|
||||||
*
|
|
||||||
* @param[in] esp pointer to the event flags object
|
|
||||||
* @param[in] cb pointer to the callback function
|
|
||||||
* @param[in] param parameter to be passed to the callback function
|
|
||||||
*
|
|
||||||
* @api
|
|
||||||
*/
|
|
||||||
static inline void osalEventSetCallback(event_source_t *esp,
|
|
||||||
eventcallback_t cb,
|
|
||||||
void *param) {
|
|
||||||
|
|
||||||
osalDbgCheck(esp != NULL);
|
|
||||||
|
|
||||||
esp->cb = cb;
|
|
||||||
esp->param = param;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* @brief Initializes s @p mutex_t object.
|
* @brief Initializes s @p mutex_t object.
|
||||||
*
|
*
|
||||||
|
@ -794,37 +569,7 @@ static inline void osalEventSetCallback(event_source_t *esp,
|
||||||
*/
|
*/
|
||||||
static inline void osalMutexObjectInit(mutex_t *mp) {
|
static inline void osalMutexObjectInit(mutex_t *mp) {
|
||||||
|
|
||||||
*mp = 0;
|
osalDbgCheck(mp != NULL);
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Locks the specified mutex.
|
|
||||||
* @post The mutex is locked and inserted in the per-thread stack of owned
|
|
||||||
* mutexes.
|
|
||||||
*
|
|
||||||
* @param[in,out] mp pointer to the @p mutex_t object
|
|
||||||
*
|
|
||||||
* @api
|
|
||||||
*/
|
|
||||||
static inline void osalMutexLock(mutex_t *mp) {
|
|
||||||
|
|
||||||
*mp = 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Unlocks the specified mutex.
|
|
||||||
* @note The HAL guarantees to release mutex in reverse lock order. The
|
|
||||||
* mutex being unlocked is guaranteed to be the last locked mutex
|
|
||||||
* by the invoking thread.
|
|
||||||
* The implementation can rely on this behavior and eventually
|
|
||||||
* ignore the @p mp parameter which is supplied in order to support
|
|
||||||
* those OSes not supporting a stack of the owned mutexes.
|
|
||||||
*
|
|
||||||
* @param[in,out] mp pointer to the @p mutex_t object
|
|
||||||
*
|
|
||||||
* @api
|
|
||||||
*/
|
|
||||||
static inline void osalMutexUnlock(mutex_t *mp) {
|
|
||||||
|
|
||||||
*mp = 0;
|
*mp = 0;
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue