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Documentation improvements. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2240 35acf78f-673a-0410-8e92-d51de3d6d3f4
master
gdisirio 2010-10-09 10:17:11 +00:00
parent 19ee10d244
commit 80cf0731d8
3 changed files with 233 additions and 208 deletions
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5
os/various/ch.cpp
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@ -17,8 +17,9 @@
along with this program. If not, see <http://www.gnu.org/licenses/>. along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
/** /**
* @file ch.cpp * @file ch.cpp
* @brief C++ wrapper code. * @brief C++ wrapper code.
*
* @addtogroup cpp_library * @addtogroup cpp_library
* @{ * @{
*/ */

425
os/various/ch.hpp
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@ -18,8 +18,9 @@
*/ */
/** /**
* @file ch.hpp * @file ch.hpp
* @brief C++ wrapper classes and definitions. * @brief C++ wrapper classes and definitions.
*
* @addtogroup cpp_library * @addtogroup cpp_library
* @{ * @{
*/ */
@ -37,211 +38,209 @@ namespace chibios_rt {
class System { class System {
public: public:
/** /**
* @brief ChibiOS/RT initialization. * @brief ChibiOS/RT initialization.
* @details The system is initialized, the idle thread is spawned and the * @details The system is initialized, the idle thread is spawned and the
* current instruction flow becomes the main thread with priority * current instruction flow becomes the main thread with priority
* @p NORMALPRIO. * @p NORMALPRIO.
*/ */
static void Init(void); static void Init(void);
/** /**
* @brief Kernel lock. * @brief Kernel lock.
* * @note On some ports it is faster to invoke chSysLock() directly because
* @note On some ports it is faster to invoke chSysLock() directly because * inlining.
* inlining.
*/ */
static void Lock(void); static void Lock(void);
/** /**
* @brief Kernel unlock. * @brief Kernel unlock.
* * @note On some ports it is faster to invoke chSysUnlock() directly
* @note On some ports it is faster to invoke chSysUnlock() directly * because inlining.
* because inlining.
*/ */
static void Unlock(void); static void Unlock(void);
/** /**
* @brief Returns the system time as system ticks. * @brief Returns the system time as system ticks.
* @note The system tick time interval is implementation dependent.
* *
* @note the system tick time interval is implementation dependent. * @return The system time.
*/ */
static systime_t GetTime(void); static systime_t GetTime(void);
}; };
/** /**
* @brief Timer class. * @brief Timer class.
*/ */
class Timer { class Timer {
public: public:
/** /**
* @brief Embedded @p VirtualTimer structure. * @brief Embedded @p VirtualTimer structure.
*/ */
struct ::VirtualTimer timer; struct ::VirtualTimer timer;
/** /**
* @brief Starts the timer. * @brief Starts the timer.
* @note It must be called with the interrupts disabled.
* @note The associated function is invoked by an interrupt handler.
* *
* @param time the time in system ticks * @param[in] time the time in system ticks
* @param vtfunc the timer callback function * @param[in] vtfunc the timer callback function
* @param par the parameter for the callback function * @param[in] par the parameter for the callback function
* @note It must be called with the interrupts disabled.
* @note The associated function is invoked by an interrupt handler.
*/ */
void Set(systime_t time, vtfunc_t vtfunc, void *par); void Set(systime_t time, vtfunc_t vtfunc, void *par);
/** /**
* @brief Resets the timer. * @brief Resets the timer.
* * @note It must be called with the interrupts disabled.
* @note It must be called with the interrupts disabled. * @note The timer MUST be active when this function is invoked.
* @note The timer MUST be active when this function is invoked.
*/ */
void Reset(); void Reset();
/** /**
* @brief Returns the timer status. * @brief Returns the timer status.
* *
* @retval TRUE The timer is armed. * @retval TRUE The timer is armed.
* @retval FALSE The timer already fired its callback. * @retval FALSE The timer already fired its callback.
*/ */
bool IsArmed(void); bool IsArmed(void);
}; };
/** /**
* @brief Base class for a ChibiOS/RT thread. * @brief Base class for a ChibiOS/RT thread.
* @details The thread body is the virtual function @p Main(). * @details The thread body is the virtual function @p Main().
*/ */
class BaseThread { class BaseThread {
public: public:
/** /**
* @brief Pointer to the system thread. * @brief Pointer to the system thread.
*/ */
::Thread *thread_ref; ::Thread *thread_ref;
/** /**
* @brief Thread constructor. * @brief Thread constructor.
* @details The thread object is initialized and a system thread is * @details The thread object is initialized and a system thread is
* started. * started.
* *
* @param workspace pointer to the workspace area * @param[in] workspace pointer to the workspace area
* @param wsize size of the workspace area * @param[in] wsize size of the workspace area
* @param prio thread priority * @param[in] prio thread priority
*/ */
BaseThread(void *workspace, size_t wsize, tprio_t prio); BaseThread(void *workspace, size_t wsize, tprio_t prio);
/** /**
* @brief Thread exit. * @brief Thread exit.
* *
* @param msg the exit message * @param[in] msg the exit message
*/ */
static void Exit(msg_t msg); static void Exit(msg_t msg);
#if CH_USE_WAITEXIT #if CH_USE_WAITEXIT
/** /**
* @brief Synchronization on Thread exit. * @brief Synchronization on Thread exit.
* *
* @return the exit message from the thread * @return The exit message from the thread.
*/ */
msg_t Wait(void); msg_t Wait(void);
#endif /* CH_USE_WAITEXIT */ #endif /* CH_USE_WAITEXIT */
/** /**
* @brief Resumes the thread. * @brief Resumes the thread.
* @details The thread encapsulated into the object is resumed. * @details The thread encapsulated into the object is resumed.
*/ */
void Resume(void); void Resume(void);
/** /**
* @brief Changes the thread priority. * @brief Changes the thread priority.
* *
* @param newprio the new priority level * @param[in] newprio The new priority level
*/ */
static void SetPriority(tprio_t newprio); static void SetPriority(tprio_t newprio);
/** /**
* @brief Requests thread termination. * @brief Requests thread termination.
* @details A termination flag is pended on the thread, it is thread * @details A termination flag is pended on the thread, it is thread
* responsibility to detect it and exit. * responsibility to detect it and exit.
*/ */
void Terminate(void); void Terminate(void);
/** /**
* @brief Suspends the thread execution for the specified number of * @brief Suspends the thread execution for the specified number of
* system ticks. * system ticks.
* *
* @param n the number of system ticks * @param[in] n the number of system ticks
*/ */
static void Sleep(systime_t n); static void Sleep(systime_t n);
/** /**
* @brief Suspends the thread execution until the specified time arrives. * @brief Suspends the thread execution until the specified time arrives.
* *
* @param time the system time * @param[in] time the system time
*/ */
static void SleepUntil(systime_t time); static void SleepUntil(systime_t time);
#if CH_USE_MESSAGES #if CH_USE_MESSAGES
/** /**
* @brief Sends a message to the thread and returns the answer. * @brief Sends a message to the thread and returns the answer.
* *
* @param tp the target thread * @param[in] tp the target thread
* @param msg the sent message * @param[in] msg the sent message
* @return The returned message. * @return The returned message.
*/ */
static msg_t SendMessage(::Thread *tp, msg_t msg); static msg_t SendMessage(::Thread *tp, msg_t msg);
/** /**
* @brief Sends a message to the thread and returns the answer. * @brief Sends a message to the thread and returns the answer.
* *
* @param msg the sent message * @param[in] msg the sent message
* @return The returned message. * @return The returned message.
*/ */
msg_t SendMessage(msg_t msg); msg_t SendMessage(msg_t msg);
/** /**
* @brief Waits for a message and returns it. * @brief Waits for a message and returns it.
* *
* @return The incoming message. * @return The incoming message.
*/ */
static msg_t WaitMessage(void); static msg_t WaitMessage(void);
/** /**
* @brief Returns an enqueued message or @p NULL. * @brief Returns an enqueued message or @p NULL.
* *
* @return The incoming message. * @return The incoming message.
* @retval NULL No incoming message. * @retval NULL No incoming message.
*/ */
static msg_t GetMessage(void); static msg_t GetMessage(void);
/** /**
* @brief Releases the next message in queue with a reply. * @brief Releases the next message in queue with a reply.
* *
* @param msg the answer message * @param[in] msg the answer message
*/ */
static void ReleaseMessage(msg_t msg); static void ReleaseMessage(msg_t msg);
/** /**
* @brief Returns true if there is at least one message in queue. * @brief Returns true if there is at least one message in queue.
* *
* @retval TRUE A message is waiting in queue. * @retval TRUE A message is waiting in queue.
* @retval FALSE A message is not waiting in queue. * @retval FALSE A message is not waiting in queue.
*/ */
static bool IsPendingMessage(void); static bool IsPendingMessage(void);
#endif /* CH_USE_MESSAGES */ #endif /* CH_USE_MESSAGES */
/** /**
* @brief Thread body function. * @brief Thread body function.
* *
* @return The exit message. * @return The exit message.
*/ */
virtual msg_t Main(void); virtual msg_t Main(void);
}; };
/** /**
* @brief Enhanced threads template class. * @brief Enhanced threads template class.
* @details This class introduces thread names and static working area * @details This class introduces thread names and static working area
* allocation. * allocation.
* *
* @param N the working area size for the thread class * @param N the working area size for the thread class
*/ */
template <int N> template <int N>
class EnhancedThread : public BaseThread { class EnhancedThread : public BaseThread {
@ -250,16 +249,17 @@ namespace chibios_rt {
public: public:
/** /**
* @brief The thread name. * @brief The thread name.
*/ */
const char *name; const char *name;
/** /**
* @brief Full constructor. * @brief Full constructor.
* @details This constructor allows to set a priority level for the new * @details This constructor allows to set a priority level for the new
* thread. * thread.
* @param tname the name to be assigned to the thread *
* @param prio the priority to be assigned to the thread * @param[in] tname the name to be assigned to the thread
* @param[in] prio the priority to be assigned to the thread
*/ */
EnhancedThread(const char *tname, tprio_t prio) : EnhancedThread(const char *tname, tprio_t prio) :
BaseThread(wa, sizeof wa, prio) { BaseThread(wa, sizeof wa, prio) {
@ -268,11 +268,12 @@ namespace chibios_rt {
} }
/** /**
* @brief Simplified constructor. * @brief Simplified constructor.
* @details This constructor allows to create a thread by simply * @details This constructor allows to create a thread by simply
* specifying a name. In is assumed @p NORMALPRIO as initial priority. * specifying a name. In is assumed @p NORMALPRIO as initial
* priority.
* *
* @param tname the name to be assigned to the thread * @param[in] tname the name to be assigned to the thread
*/ */
EnhancedThread(const char *tname) : EnhancedThread(const char *tname) :
BaseThread(wa, sizeof wa, NORMALPRIO) { BaseThread(wa, sizeof wa, NORMALPRIO) {
@ -283,64 +284,66 @@ namespace chibios_rt {
#if CH_USE_SEMAPHORES #if CH_USE_SEMAPHORES
/** /**
* @brief Class encapsulating a semaphore. * @brief Class encapsulating a semaphore.
*/ */
class Semaphore { class Semaphore {
public: public:
/** /**
* @brief Embedded @p ::Semaphore structure. * @brief Embedded @p ::Semaphore structure.
*/ */
struct ::Semaphore sem; struct ::Semaphore sem;
/** /**
* @brief Semaphore constructor. * @brief Semaphore constructor.
* @details The embedded @p ::Semaphore structure is initialized. * @details The embedded @p ::Semaphore structure is initialized.
* *
* @param n the semaphore counter value, must be greater or equal to zero * @param[in] n the semaphore counter value, must be greater
* or equal to zero
*/ */
Semaphore(cnt_t n); Semaphore(cnt_t n);
/** /**
* @brief Resets a semaphore. * @brief Resets a semaphore.
* *
* @param n the new semaphore counter value, must be greater or equal to zero * @param[in] n the new semaphore counter value, must be
* greater or equal to zero
*/ */
void Reset(cnt_t n); void Reset(cnt_t n);
/** /**
* @brief Wait operation on the semaphore. * @brief Wait operation on the semaphore.
* *
* @retval RDY_OK if the semaphore was signaled or not taken. * @retval RDY_OK if the semaphore was signaled or not taken.
* @retval RDY_RESET if the semaphore was reset. * @retval RDY_RESET if the semaphore was reset.
*/ */
msg_t Wait(void); msg_t Wait(void);
/** /**
* @brief Wait operation on the semaphore with timeout. * @brief Wait operation on the semaphore with timeout.
* *
* @param time the number of ticks before the operation fails * @param[in] time the number of ticks before the operation fails
* @retval RDY_OK if the semaphore was signaled or not taken. * @retval RDY_OK if the semaphore was signaled or not taken.
* @retval RDY_RESET if the semaphore was reset. * @retval RDY_RESET if the semaphore was reset.
* @retval RDY_TIMEOUT if the semaphore was not signaled or reset within the * @retval RDY_TIMEOUT if the semaphore was not signaled or reset
* specified timeout. * within the specified timeout.
*/ */
msg_t WaitTimeout(systime_t time); msg_t WaitTimeout(systime_t time);
/** /**
* @brief Signal operation on the semaphore. * @brief Signal operation on the semaphore.
* @details The semaphore is signaled, the next thread in queue, if any, * @details The semaphore is signaled, the next thread in queue, if any,
* is awakened. * is awakened.
*/ */
void Signal(void); void Signal(void);
#if CH_USE_SEMSW #if CH_USE_SEMSW
/** /**
* @brief Atomic signal and wait operations. * @brief Atomic signal and wait operations.
* *
* @param ssem pointer to a @p Semaphore to be signaled * @param[in] ssem pointer to a @p Semaphore to be signaled
* @param wsem pointer to a @p Semaphore to be wait on * @param[in] wsem pointer to a @p Semaphore to be wait on
* @retval RDY_OK if the semaphore was signaled or not taken. * @retval RDY_OK if the semaphore was signaled or not taken.
* @retval RDY_RESET if the semaphore was reset. * @retval RDY_RESET if the semaphore was reset.
*/ */
static msg_t SignalWait(Semaphore *ssem, Semaphore *wsem); static msg_t SignalWait(Semaphore *ssem, Semaphore *wsem);
#endif /* CH_USE_SEMSW */ #endif /* CH_USE_SEMSW */
@ -349,101 +352,106 @@ namespace chibios_rt {
#if CH_USE_MUTEXES #if CH_USE_MUTEXES
/** /**
* @brief Class encapsulating a mutex. * @brief Class encapsulating a mutex.
*/ */
class Mutex { class Mutex {
public: public:
/** /**
* @brief Embedded @p ::Mutex structure. * @brief Embedded @p ::Mutex structure.
*/ */
struct ::Mutex mutex; struct ::Mutex mutex;
/** /**
* @brief Mutex constructor. * @brief Mutex constructor.
* @details The embedded @p ::Mutex structure is initialized. * @details The embedded @p ::Mutex structure is initialized.
*/ */
Mutex(void); Mutex(void);
/** /**
* @brief Tries a lock operation on the mutex. * @brief Tries a lock operation on the mutex.
* @retval TRUE if the mutex was successfully acquired *
* @retval FALSE if the lock attempt failed. * @retval TRUE if the mutex was successfully acquired
* @retval FALSE if the lock attempt failed.
*/ */
bool TryLock(void); bool TryLock(void);
/** /**
* @brief Locks the mutex. * @brief Locks the mutex.
* @details Performs a lock operation on the mutex, if the mutex is * @details Performs a lock operation on the mutex, if the mutex is
* already locked then the thread enters the mutex priority queue and * already locked then the thread enters the mutex priority
* waits. * queue and waits.
*/ */
void Lock(void); void Lock(void);
/** /**
* @brief Unlocks the mutex. * @brief Unlocks the mutex.
* @details Performs an unlock operation on the mutex, the next waiting * @details Performs an unlock operation on the mutex, the next waiting
* thread, if any, is resumed and locks the mutex. * thread, if any, is resumed and locks the mutex.
*/ */
static void Unlock(void); static void Unlock(void);
/** /**
* @brief Unlocks all the mutexes owned by the invoking thread. * @brief Unlocks all the mutexes owned by the invoking thread.
* @details This operation is <b>MUCH MORE</b> efficient than releasing * @details This operation is <b>MUCH MORE</b> efficient than releasing
* the mutexes one by one and not just because the call overhead, this * the mutexes one by one and not just because the call overhead,
* function does not have any overhead related to the priority inheritance * this function does not have any overhead related to the
* mechanism. * priority inheritance mechanism.
*/ */
static void UnlockAll(void); static void UnlockAll(void);
}; };
#if CH_USE_CONDVARS #if CH_USE_CONDVARS
/** /**
* @brief Class encapsulating a conditional variable. * @brief Class encapsulating a conditional variable.
*/ */
class CondVar { class CondVar {
public: public:
/** /**
* @brief Embedded @p ::CondVar structure. * @brief Embedded @p ::CondVar structure.
*/ */
struct ::CondVar condvar; struct ::CondVar condvar;
/** /**
* @brief CondVar constructor. * @brief CondVar constructor.
* @details The embedded @p ::CondVar structure is initialized. * @details The embedded @p ::CondVar structure is initialized.
*/ */
CondVar(void); CondVar(void);
/** /**
* @brief Signals the CondVar. * @brief Signals the CondVar.
* @details The next thread waiting on the @p CondVar, if any, is awakened. * @details The next thread waiting on the @p CondVar, if any, is awakened.
*/ */
void Signal(void); void Signal(void);
/** /**
* @brief Broadcasts the CondVar. * @brief Broadcasts the CondVar.
* @details All the threads waiting on the @p CondVar, if any, are awakened. * @details All the threads waiting on the @p CondVar, if any, are awakened.
*/ */
void Broadcast(void); void Broadcast(void);
/** /**
* @brief Waits on the CondVar while releasing the controlling mutex. * @brief Waits on the CondVar while releasing the controlling mutex.
* *
* @return The wakep mode. * @return The wakep mode.
* @retval RDY_OK if the condvar was signaled using chCondSignal(). * @retval RDY_OK if the condvar was signaled using
* @retval RDY_RESET if the condvar was signaled using chCondBroadcast(). * @p chCondSignal().
* @retval RDY_RESET if the condvar was signaled using
* @p chCondBroadcast().
*/ */
msg_t Wait(void); msg_t Wait(void);
#if CH_USE_CONDVARS_TIMEOUT #if CH_USE_CONDVARS_TIMEOUT
/** /**
* @brief Waits on the CondVar while releasing the controlling mutex. * @brief Waits on the CondVar while releasing the controlling mutex.
* *
* @param time the number of ticks before the operation fails * @param[in] time the number of ticks before the operation fails
* @return The wakep mode. * @return The wakep mode.
* @retval RDY_OK if the condvar was signaled using chCondSignal(). * @retval RDY_OK if the condvar was signaled using
* @retval RDY_RESET if the condvar was signaled using chCondBroadcast(). * @p chCondSignal().
* @retval RDY_TIMEOUT if the condvar was not signaled within the specified * @retval RDY_RESET if the condvar was signaled using
* timeout. * @p chCondBroadcast().
* @retval RDY_TIMEOUT if the condvar was not signaled within the
* specified timeout.
*/ */
msg_t WaitTimeout(systime_t time); msg_t WaitTimeout(systime_t time);
#endif /* CH_USE_CONDVARS_TIMEOUT */ #endif /* CH_USE_CONDVARS_TIMEOUT */
@ -453,158 +461,169 @@ namespace chibios_rt {
#if CH_USE_EVENTS #if CH_USE_EVENTS
/** /**
* @brief Class encapsulating an event source. * @brief Class encapsulating an event source.
*/ */
class Event { class Event {
public: public:
/** /**
* @brief Embedded @p ::EventSource structure. * @brief Embedded @p ::EventSource structure.
*/ */
struct ::EventSource event; struct ::EventSource event;
/** /**
* @brief Event constructor. * @brief Event constructor.
* @details The embedded @p ::EventSource structure is initialized. * @details The embedded @p ::EventSource structure is initialized.
*/ */
Event(void); Event(void);
/** /**
* @brief Registers a listener on the event source. * @brief Registers a listener on the event source.
* *
* @param elp pointer to the @p EventListener structure * @param[in] elp pointer to the @p EventListener structure
* @param eid numeric identifier assigned to the Event Listener * @param[in] eid numeric identifier assigned to the Event
* Listener
*/ */
void Register(EventListener *elp, eventid_t eid); void Register(EventListener *elp, eventid_t eid);
/** /**
* @brief Registers an Event Listener on an Event Source. * @brief Registers an Event Listener on an Event Source.
* @note Multiple Event Listeners can specify the same bits to be added.
* *
* @param elp pointer to the @p EventListener structure * @param[in] elp pointer to the @p EventListener structure
* @param emask the mask of event flags to be pended to the thread when the * @param[in] emask the mask of event flags to be pended to the
* event source is broadcasted * thread when the event source is broadcasted
* @note Multiple Event Listeners can specify the same bits to be pended.
*/ */
void RegisterMask(EventListener *elp, eventmask_t emask); void RegisterMask(EventListener *elp, eventmask_t emask);
/** /**
* @brief Unregisters a listener. * @brief Unregisters a listener.
* @details The specified listeners is no more signaled by the event * @details The specified listeners is no more signaled by the event
* source. * source.
* *
* @param elp the listener to be unregistered * @param[in] elp the listener to be unregistered
*/ */
void Unregister(EventListener *elp); void Unregister(EventListener *elp);
/** /**
* @brief Broadcasts an event. * @brief Broadcasts an event.
* @details All the listeners registered on the event source are signaled. * @details All the listeners registered on the event source are signaled.
*/ */
void Broadcast(void); void Broadcast(void);
/** /**
* @brief Clears specified events from the pending events mask. * @brief Clears specified events from the pending events mask.
* *
* @param mask the events to be cleared * @param[in] mask the events to be cleared
* @return The pending events that were cleared. * @return The pending events that were cleared.
*/ */
static eventmask_t Clear(eventmask_t mask); static eventmask_t Clear(eventmask_t mask);
/** /**
* @brief Makes an events mask pending in the current thread. * @brief Makes an events mask pending in the current thread.
* @details This functon is @b much faster than using @p Broadcast(). * @details This functon is @b much faster than using @p Broadcast().
* *
* @param mask the events to be pended * @param[in] mask the events to be pended
* @return The current pending events mask. * @return The current pending events mask.
*/ */
static eventmask_t Pend(eventmask_t mask); static eventmask_t Pend(eventmask_t mask);
/** /**
* @brief Invokes the event handlers associated with a mask. * @brief Invokes the event handlers associated with a mask.
* *
* @param mask mask of the events to be dispatched * @param[in] mask mask of the events to be dispatched
* @param handlers an array of @p evhandler_t. The array must be * @param[in] handlers an array of @p evhandler_t. The array must be
* have indexes from zero up the higher registered event * have indexes from zero up the higher registered
* identifier. * event identifier.
*/ */
static void Dispatch(const evhandler_t handlers[], eventmask_t mask); static void Dispatch(const evhandler_t handlers[], eventmask_t mask);
/** /**
* @brief Waits for a single event. * @brief Waits for a single event.
* @details A pending event among those specified in @p ewmask is selected, * @details A pending event among those specified in @p ewmask is selected,
* cleared and its mask returned. * cleared and its mask returned.
* @note One and only one event is served in the function, the one with
* the lowest event id. The function is meant to be invoked into
* a loop in order to serve all the pending events.<br>
* This means that Event Listeners with a lower event identifier
* have an higher priority.
* *
* @param ewmask mask of the events that the function should wait for, * @param[in] ewmask mask of the events that the function should
* @p ALL_EVENTS enables all the events * wait for, @p ALL_EVENTS enables all the events
* @return The mask of the lowest id served and cleared event. * @return The mask of the lowest id served and cleared
* @note One and only one event is served in the function, the one with the * event.
* lowest event id. The function is meant to be invoked into a loop in
* order to serve all the pending events.<br>
* This means that Event Listeners with a lower event identifier have
* an higher priority.
*/ */
static eventmask_t WaitOne(eventmask_t ewmask); static eventmask_t WaitOne(eventmask_t ewmask);
/** /**
* @brief Waits for any of the specified events. * @brief Waits for any of the specified events.
* @details The function waits for any event among those specified in * @details The function waits for any event among those specified in
* @p ewmask to become pending then the events are cleared and returned. * @p ewmask to become pending then the events are cleared and
* returned.
* *
* @param ewmask mask of the events that the function should wait for, * @param[in] ewmask mask of the events that the function should
* @p ALL_EVENTS enables all the events * wait for, @p ALL_EVENTS enables all the events
* @return The mask of the served and cleared events. * @return The mask of the served and cleared events.
*/ */
static eventmask_t WaitAny(eventmask_t ewmask); static eventmask_t WaitAny(eventmask_t ewmask);
/** /**
* @brief Waits for all the specified event flags then clears them. * @brief Waits for all the specified event flags then clears them.
* @details The function waits for all the events specified in @p ewmask * @details The function waits for all the events specified in @p ewmask
* to become pending then the events are cleared and returned. * to become pending then the events are cleared and returned.
* *
* @param ewmask mask of the event ids that the function should wait for * @param[in] ewmask mask of the event ids that the function should
* @return The mask of the served and cleared events. * wait for
* @return The mask of the served and cleared events.
*/ */
static eventmask_t WaitAll(eventmask_t ewmask); static eventmask_t WaitAll(eventmask_t ewmask);
#if CH_USE_EVENTS_TIMEOUT #if CH_USE_EVENTS_TIMEOUT
/** /**
* @brief Waits for a single event. * @brief Waits for a single event.
* @details A pending event among those specified in @p ewmask is selected, * @details A pending event among those specified in @p ewmask is selected,
* cleared and its mask returned. * cleared and its mask returned.
* @param ewmask mask of the events that the function should wait for, * @note One and only one event is served in the function, the one with
* @p ALL_EVENTS enables all the events * the lowest event id. The function is meant to be invoked into
* @param time the number of ticks before the operation timouts * a loop in order to serve all the pending events.<br>
* @return The mask of the lowest id served and cleared event. * This means that Event Listeners with a lower event identifier
* @retval 0 if the specified timeout expired. * have an higher priority.
* @note One and only one event is served in the function, the one with the *
* lowest event id. The function is meant to be invoked into a loop in * @param[in] ewmask mask of the events that the function should
* order to serve all the pending events.<br> * wait for, @p ALL_EVENTS enables all the events
* This means that Event Listeners with a lower event identifier have *
* an higher priority. * @param[in] time the number of ticks before the operation timouts
* @return The mask of the lowest id served and cleared
* event.
* @retval 0 if the specified timeout expired.
*/ */
static eventmask_t WaitOneTimeout(eventmask_t ewmask, systime_t time); static eventmask_t WaitOneTimeout(eventmask_t ewmask, systime_t time);
/** /**
* @brief Waits for any of the specified events. * @brief Waits for any of the specified events.
* @details The function waits for any event among those specified in * @details The function waits for any event among those specified in
* @p ewmask to become pending then the events are cleared and returned. * @p ewmask to become pending then the events are cleared and
* returned.
* *
* @param ewmask mask of the events that the function should wait for, * @param[in] ewmask mask of the events that the function should
* @p ALL_EVENTS enables all the events * wait for, @p ALL_EVENTS enables all the events
* @param time the number of ticks before the operation timouts * @param[in] time the number of ticks before the operation
* @return The mask of the served and cleared events. * timouts
* @retval 0 if the specified timeout expired. * @return The mask of the served and cleared events.
* @retval 0 if the specified timeout expired.
*/ */
static eventmask_t WaitAnyTimeout(eventmask_t ewmask, systime_t time); static eventmask_t WaitAnyTimeout(eventmask_t ewmask, systime_t time);
/** /**
* @brief Waits for all the specified event flags then clears them. * @brief Waits for all the specified event flags then clears them.
* @details The function waits for all the events specified in @p ewmask * @details The function waits for all the events specified in @p ewmask
* to become pending then the events are cleared and returned. * to become pending then the events are cleared and returned.
* *
* @param ewmask mask of the event ids that the function should wait for * @param[in] ewmask mask of the event ids that the function should
* @param time the number of ticks before the operation timouts * wait for
* @return The mask of the served and cleared events. * @param[in] time the number of ticks before the operation
* @retval 0 if the specified timeout expired. * timouts
* @return The mask of the served and cleared events.
* @retval 0 if the specified timeout expired.
*/ */
static eventmask_t WaitAllTimeout(eventmask_t ewmask, systime_t time); static eventmask_t WaitAllTimeout(eventmask_t ewmask, systime_t time);

11
test/test.c
View File

@ -195,7 +195,7 @@ bool_t _test_assert_time_window(unsigned point, systime_t start, systime_t end)
*/ */
/** /**
* @brief Pends a termination request in all the test-spawned threads. * @brief Sets a termination request in all the test-spawned threads.
*/ */
void test_terminate_threads(void) { void test_terminate_threads(void) {
int i; int i;
@ -242,7 +242,9 @@ void test_cpu_pulse(unsigned duration) {
#endif #endif
/** /**
* @brief Delays execution until next system time tick. * @brief Delays execution until next system time tick.
*
* @return The system time.
*/ */
systime_t test_wait_tick(void) { systime_t test_wait_tick(void) {
@ -254,7 +256,9 @@ systime_t test_wait_tick(void) {
* Timer utils. * Timer utils.
*/ */
/** @brief Set to @p TRUE when the test timer reaches its deadline.*/ /**
* @brief Set to @p TRUE when the test timer reaches its deadline.
*/
bool_t test_timer_done; bool_t test_timer_done;
static VirtualTimer vt; static VirtualTimer vt;
@ -312,6 +316,7 @@ static void print_line(void) {
* @brief Test execution thread function. * @brief Test execution thread function.
* *
* @param[in] p pointer to a @p BaseChannel object for test output * @param[in] p pointer to a @p BaseChannel object for test output
* @return A failure boolean value.
*/ */
msg_t TestThread(void *p) { msg_t TestThread(void *p) {
int i, j; int i, j;