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+/**
+ * @file rtems/score/coresem.inl
+ *
+ * This include file contains all of the inlined routines associated
+ * with the SuperCore semaphore.
+ */
+
+/*
+ * COPYRIGHT (c) 1989-2006.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#ifndef _RTEMS_SCORE_CORESEM_H
+# error "Never use <rtems/score/coresem.inl> directly; include <rtems/score/coresem.h> instead."
+#endif
+
+#ifndef _RTEMS_SCORE_CORESEM_INL
+#define _RTEMS_SCORE_CORESEM_INL
+
+/**
+ * @addtogroup ScoreSemaphore
+ * @{
+ */
+
+#include <rtems/score/thread.h>
+#include <rtems/score/threadq.h>
+
+/**
+ * This function returns true if the priority attribute is
+ * enabled in the @a attribute_set and false otherwise.
+ *
+ * @param[in] the_attribute is the attribute set to test
+ * @return true if the priority attribute is enabled
+ */
+RTEMS_INLINE_ROUTINE bool _CORE_semaphore_Is_priority(
+ CORE_semaphore_Attributes *the_attribute
+)
+{
+ return ( the_attribute->discipline == CORE_SEMAPHORE_DISCIPLINES_PRIORITY );
+}
+
+/**
+ * This routine returns the current count associated with the semaphore.
+ *
+ * @param[in] the_semaphore is the semaphore to obtain the count of
+ * @return the current count of this semaphore
+ */
+RTEMS_INLINE_ROUTINE uint32_t _CORE_semaphore_Get_count(
+ CORE_semaphore_Control *the_semaphore
+)
+{
+ return the_semaphore->count;
+}
+
+/**
+ * This routine attempts to receive a unit from the_semaphore.
+ * If a unit is available or if the wait flag is false, then the routine
+ * returns. Otherwise, the calling task is blocked until a unit becomes
+ * available.
+ *
+ * @param[in] the_semaphore is the semaphore to obtain
+ * @param[in] id is the Id of the owning API level Semaphore object
+ * @param[in] wait is true if the thread is willing to wait
+ * @param[in] timeout is the maximum number of ticks to block
+ * @param[in] level_p is a temporary variable used to contain the ISR
+ * disable level cookie
+ *
+ * @note There is currently no MACRO version of this routine.
+ */
+RTEMS_INLINE_ROUTINE void _CORE_semaphore_Seize_isr_disable(
+ CORE_semaphore_Control *the_semaphore,
+ Objects_Id id,
+ bool wait,
+ Watchdog_Interval timeout,
+ ISR_Level *level_p
+)
+{
+ Thread_Control *executing;
+
+ /* disabled when you get here */
+
+ executing = _Thread_Executing;
+ executing->Wait.return_code = CORE_SEMAPHORE_STATUS_SUCCESSFUL;
+ if ( the_semaphore->count != 0 ) {
+ the_semaphore->count -= 1;
+ _ISR_Enable( *level_p );
+ return;
+ }
+
+ if ( !wait ) {
+ _ISR_Enable( *level_p );
+ executing->Wait.return_code = CORE_SEMAPHORE_STATUS_UNSATISFIED_NOWAIT;
+ return;
+ }
+
+ _Thread_Disable_dispatch();
+ _Thread_queue_Enter_critical_section( &the_semaphore->Wait_queue );
+ executing->Wait.queue = &the_semaphore->Wait_queue;
+ executing->Wait.id = id;
+ _ISR_Enable( *level_p );
+
+ _Thread_queue_Enqueue( &the_semaphore->Wait_queue, timeout );
+ _Thread_Enable_dispatch();
+}
+
+/**@}*/
+
+#endif
+/* end of include file */