diff options
| -rw-r--r-- | os/rt/include/chevents.h | 21 | ||||
| -rw-r--r-- | os/rt/src/chevents.c | 4 |
2 files changed, 23 insertions, 2 deletions
diff --git a/os/rt/include/chevents.h b/os/rt/include/chevents.h index 1ff0871c7..fa8e4d7a5 100644 --- a/os/rt/include/chevents.h +++ b/os/rt/include/chevents.h @@ -37,6 +37,14 @@ /* Module constants. */
/*===========================================================================*/
+/**
+ * @brief Event bit reserved for thread termination request.
+ * @note The most significant bit of the events mask is conventionally
+ * used for thread termination but it can eventually be used for
+ * other events.
+ */
+#define CH_EVENT_TERMINATE ~(((eventmask_t)-1) >> 1U)
+
/*===========================================================================*/
/* Module pre-compile time settings. */
/*===========================================================================*/
@@ -256,6 +264,19 @@ static inline void chEvtBroadcastI(event_source_t *esp) { chEvtBroadcastFlagsI(esp, (eventflags_t)0);
}
+/**
+ * @brief Returns the events mask.
+ * @details The pending events mask is returned but not altered in any way.
+ *
+ * @return The pending events mask.
+ *
+ * @api
+ */
+static inline eventmask_t chEvtGetEventsX(void) {
+
+ return currp->epending;
+}
+
#endif /* CH_CFG_USE_EVENTS == TRUE */
#endif /* _CHEVENTS_H_ */
diff --git a/os/rt/src/chevents.c b/os/rt/src/chevents.c index 87e9ba90e..ef2bd1739 100644 --- a/os/rt/src/chevents.c +++ b/os/rt/src/chevents.c @@ -155,7 +155,7 @@ void chEvtUnregister(event_source_t *esp, event_listener_t *elp) { * @brief Clears the pending events specified in the events mask.
*
* @param[in] events the events to be cleared
- * @return The pending events that were cleared.
+ * @return The mask of pending events that were cleared.
*
* @api
*/
@@ -175,7 +175,7 @@ eventmask_t chEvtGetAndClearEvents(eventmask_t events) { * @b much faster than using @p chEvtBroadcast() or @p chEvtSignal().
*
* @param[in] events the events to be added
- * @return The current pending events.
+ * @return The mask of currently pending events.
*
* @api
*/
|