doxygen: score: adjust doc in semaphoreimpl.h to doxygen guidelines

Update #3706.

1 files changed, 40 insertions, 0 deletions

diff --git a/cpukit/include/rtems/score/semaphoreimpl.h b/cpukit/include/rtems/score/semaphoreimpl.h
index a7857db93e..bc961eea08 100644
--- a/cpukit/include/rtems/score/semaphoreimpl.h
+++ b/cpukit/include/rtems/score/semaphoreimpl.h
@@ -1,3 +1,11 @@
+/**
+ * @file
+ *
+ * @ingroup RTEMSScoreSemaphore
+ *
+ * @brief Semaphore Implementation
+ */
+
 /*
  * Copyright (c) 2015, 2017 embedded brains GmbH.  All rights reserved.
  *
@@ -20,6 +28,12 @@
 #include <rtems/score/percpu.h>
 #include <rtems/score/threadqimpl.h>
 
+/**
+ * @addtogroup RTEMSScoreSemaphore
+ *
+ * @{
+ */
+
 #ifdef __cplusplus
 extern "C" {
 #endif /* __cplusplus */
@@ -31,11 +45,28 @@ typedef struct {
 
 #define SEMAPHORE_TQ_OPERATIONS &_Thread_queue_Operations_priority
 
+/**
+ * @brief Gets the Sem_Control * of the semaphore.
+ *
+ * @param sem The Semaphore_Control * to cast to Sem_Control *.
+ *
+ * @return @a sem cast to Sem_Control *.
+ */
 static inline Sem_Control *_Sem_Get( struct _Semaphore_Control *_sem )
 {
   return (Sem_Control *) _sem;
 }
 
+/**
+ * @brief Acquires the semaphore queue critical.
+ *
+ * This routine acquires the semaphore.
+ *
+ * @param[in, out] sem The semaphore to acquire the queue of.
+ * @param queue_context The thread queue context.
+ *
+ * @return The executing thread.
+ */
 static inline Thread_Control *_Sem_Queue_acquire_critical(
   Sem_Control          *sem,
   Thread_queue_Context *queue_context
@@ -53,6 +84,13 @@ static inline Thread_Control *_Sem_Queue_acquire_critical(
   return executing;
 }
 
+/**
+ * @brief Releases the semaphore queue.
+ *
+ * @param[in, out] sem The semaphore to release the queue of.
+ * @param level The interrupt level value to restore the interrupt status on the processor.
+ * @param queue_context The thread queue context.
+ */
 static inline void _Sem_Queue_release(
   Sem_Control          *sem,
   ISR_Level             level,
@@ -70,4 +108,6 @@ static inline void _Sem_Queue_release(
 }
 #endif /* __cplusplus */
 
+/** @} */
+
 #endif /* _RTEMS_SCORE_SEMAPHOREIMPL_H */