3 files changed, 40 insertions, 1 deletions
diff --git a/cpukit/score/src/schedulerdefaultmappriority.c b/cpukit/score/src/schedulerdefaultmappriority.c
new file mode 100644
index 0000000000..37a600011e
--- /dev/null
+++ b/cpukit/score/src/schedulerdefaultmappriority.c
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2016 embedded brains GmbH
+ *
+ * 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.
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/score/scheduler.h>
+
+Priority_Control _Scheduler_default_Map_priority(
+  const Scheduler_Control *scheduler,
+  Priority_Control         priority
+)
+{
+  return priority;
+}
diff --git a/cpukit/score/src/scheduleredfchangepriority.c b/cpukit/score/src/scheduleredfchangepriority.c
index 61e0481d03..6efbf87ad3 100644
--- a/cpukit/score/src/scheduleredfchangepriority.c
+++ b/cpukit/score/src/scheduleredfchangepriority.c
@@ -20,6 +20,22 @@
 
 #include <rtems/score/scheduleredfimpl.h>
 
+Priority_Control _Scheduler_EDF_Map_priority(
+  const Scheduler_Control *scheduler,
+  Priority_Control         priority
+)
+{
+  return SCHEDULER_EDF_PRIO_MSB | priority;
+}
+
+Priority_Control _Scheduler_EDF_Unmap_priority(
+  const Scheduler_Control *scheduler,
+  Priority_Control         priority
+)
+{
+  return priority & ~SCHEDULER_EDF_PRIO_MSB;
+}
+
 Scheduler_Void_or_thread _Scheduler_EDF_Change_priority(
   const Scheduler_Control *scheduler,
   Thread_Control          *the_thread,
diff --git a/cpukit/score/src/threadcreateidle.c b/cpukit/score/src/threadcreateidle.c
index 0df53ecfab..89e5d60a18 100644
--- a/cpukit/score/src/threadcreateidle.c
+++ b/cpukit/score/src/threadcreateidle.c
@@ -19,6 +19,7 @@
 #endif
 
 #include <rtems/score/threadimpl.h>
+#include <rtems/score/assert.h>
 #include <rtems/score/schedulerimpl.h>
 #include <rtems/score/stackimpl.h>
 #include <rtems/score/sysstate.h>
@@ -47,6 +48,7 @@ static void _Thread_Create_idle_for_CPU( Per_CPU_Control *cpu )
    *  _Workspace_Initialization.
    */
   idle = _Thread_Internal_allocate();
+  _Assert( idle != NULL );
 
   _Thread_Initialize(
     &_Thread_Internal_information,
@@ -55,7 +57,7 @@ static void _Thread_Create_idle_for_CPU( Per_CPU_Control *cpu )
     NULL,        /* allocate the stack */
     _Stack_Ensure_minimum( rtems_configuration_get_idle_task_stack_size() ),
     CPU_IDLE_TASK_IS_FP,
-    scheduler->maximum_priority,
+    _Scheduler_Map_priority( scheduler, scheduler->maximum_priority ),
     true,        /* preemptable */
     THREAD_CPU_BUDGET_ALGORITHM_NONE,
     NULL,        /* no budget algorithm callout */