1 files changed, 95 insertions, 0 deletions
diff --git a/c/src/exec/rtems/inline/rtems/rtems/dpmem.inl b/c/src/exec/rtems/inline/rtems/rtems/dpmem.inl
new file mode 100644
index 0000000000..182a4c4094
--- /dev/null
+++ b/c/src/exec/rtems/inline/rtems/rtems/dpmem.inl
@@ -0,0 +1,95 @@
+/*  inline/dpmem.inl
+ *
+ *  This include file contains the inline routine used in conjunction
+ *  with the Dual Ported Memory Manager
+ *
+ *  COPYRIGHT (c) 1989-1997.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  The license and distribution terms for this file may in
+ *  the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#ifndef __INLINE_DPMEM_inl
+#define __INLINE_DPMEM_inl
+
+
+/*PAGE
+ *
+ *  _Dual_ported_memory_Allocate
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine allocates a port control block from the inactive chain
+ *  of free port control blocks.
+ */
+
+RTEMS_INLINE_ROUTINE Dual_ported_memory_Control
+   *_Dual_ported_memory_Allocate ( void )
+{
+  return (Dual_ported_memory_Control *)
+     _Objects_Allocate( &_Dual_ported_memory_Information );
+}
+
+/*PAGE
+ *
+ *  _Dual_ported_memory_Free
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine frees a port control block to the inactive chain
+ *  of free port control blocks.
+ */
+
+RTEMS_INLINE_ROUTINE void _Dual_ported_memory_Free (
+   Dual_ported_memory_Control *the_port
+)
+{
+  _Objects_Free( &_Dual_ported_memory_Information, &the_port->Object );
+}
+
+/*PAGE
+ *
+ *  _Dual_ported_memory_Get
+ *
+ *  DESCRIPTION:
+ *
+ *  This function maps port IDs to port control blocks.  If ID
+ *  corresponds to a local port, then it returns the_port control
+ *  pointer which maps to ID and location is set to OBJECTS_LOCAL.
+ *  Global ports are not supported, thus if ID  does not map to a
+ *  local port, location is set to OBJECTS_ERROR and the_port is
+ *  undefined.
+ */
+
+RTEMS_INLINE_ROUTINE Dual_ported_memory_Control *_Dual_ported_memory_Get (
+  Objects_Id         id,
+  Objects_Locations *location
+)
+{
+  return (Dual_ported_memory_Control *)
+     _Objects_Get( &_Dual_ported_memory_Information, id, location );
+}
+
+/*PAGE
+ *
+ *  _Dual_ported_memory_Is_null
+ *
+ *  DESCRIPTION:
+ *
+ *  This function returns TRUE if the_port is NULL and FALSE otherwise.
+ */
+
+RTEMS_INLINE_ROUTINE boolean _Dual_ported_memory_Is_null(
+  Dual_ported_memory_Control *the_port
+)
+{
+  return ( the_port == NULL );
+}
+
+#endif
+/* end of include file */