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diff --git a/cpukit/include/rtems/rtems/semimpl.h b/cpukit/include/rtems/rtems/semimpl.h
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+++ b/cpukit/include/rtems/rtems/semimpl.h
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+/**
+ * @file
+ *
+ * @ingroup ClassicSem
+ *
+ * @brief Classic Semaphores Implementation
+ */
+
+/*  COPYRIGHT (c) 1989-2008.
+ *  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.org/license/LICENSE.
+ */
+
+#ifndef _RTEMS_RTEMS_SEMIMPL_H
+#define _RTEMS_RTEMS_SEMIMPL_H
+
+#include <rtems/rtems/sem.h>
+#include <rtems/score/coremuteximpl.h>
+#include <rtems/score/coresemimpl.h>
+#include <rtems/score/mrspimpl.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Classic semaphore variants.
+ *
+ * Must be in synchronization with Semaphore_Control::variant.
+ */
+typedef enum {
+  SEMAPHORE_VARIANT_MUTEX_INHERIT_PRIORITY,
+  SEMAPHORE_VARIANT_MUTEX_PRIORITY_CEILING,
+  SEMAPHORE_VARIANT_MUTEX_NO_PROTOCOL,
+  SEMAPHORE_VARIANT_SIMPLE_BINARY,
+  SEMAPHORE_VARIANT_COUNTING
+#if defined(RTEMS_SMP)
+  ,
+  SEMAPHORE_VARIANT_MRSP
+#endif
+} Semaphore_Variant;
+
+typedef enum {
+  SEMAPHORE_DISCIPLINE_PRIORITY,
+  SEMAPHORE_DISCIPLINE_FIFO
+} Semaphore_Discipline;
+
+/**
+ *  The following defines the information control block used to manage
+ *  this class of objects.
+ */
+extern Objects_Information _Semaphore_Information;
+
+RTEMS_INLINE_ROUTINE const Thread_queue_Operations *_Semaphore_Get_operations(
+  const Semaphore_Control *the_semaphore
+)
+{
+  if ( the_semaphore->variant == SEMAPHORE_VARIANT_MUTEX_INHERIT_PRIORITY ) {
+    return &_Thread_queue_Operations_priority_inherit;
+  }
+
+  if ( the_semaphore->discipline == SEMAPHORE_DISCIPLINE_PRIORITY ) {
+    return &_Thread_queue_Operations_priority;
+  }
+
+  return &_Thread_queue_Operations_FIFO;
+}
+
+/**
+ *  @brief Allocates a semaphore control block from
+ *  the inactive chain of free semaphore control blocks.
+ *
+ *  This function allocates a semaphore control block from
+ *  the inactive chain of free semaphore control blocks.
+ */
+RTEMS_INLINE_ROUTINE Semaphore_Control *_Semaphore_Allocate( void )
+{
+  return (Semaphore_Control *) _Objects_Allocate( &_Semaphore_Information );
+}
+
+/**
+ *  @brief Frees a semaphore control block to the
+ *  inactive chain of free semaphore control blocks.
+ *
+ *  This routine frees a semaphore control block to the
+ *  inactive chain of free semaphore control blocks.
+ */
+RTEMS_INLINE_ROUTINE void _Semaphore_Free (
+  Semaphore_Control *the_semaphore
+)
+{
+  _Objects_Free( &_Semaphore_Information, &the_semaphore->Object );
+}
+
+RTEMS_INLINE_ROUTINE Semaphore_Control *_Semaphore_Get(
+  Objects_Id            id,
+  Thread_queue_Context *queue_context
+)
+{
+  _Thread_queue_Context_initialize( queue_context );
+  return (Semaphore_Control *) _Objects_Get(
+    id,
+    &queue_context->Lock_context.Lock_context,
+    &_Semaphore_Information
+  );
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifdef RTEMS_MULTIPROCESSING
+#include <rtems/rtems/semmp.h>
+#endif
+
+#endif
+/*  end of include file */