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-rw-r--r--cpukit/score/src/scheduleredfreleasejob.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/cpukit/score/src/scheduleredfreleasejob.c b/cpukit/score/src/scheduleredfreleasejob.c
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+++ b/cpukit/score/src/scheduleredfreleasejob.c
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+/*
+ * Copyright (C) 2011 Petr Benes.
+ * Copyright (C) 2011 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.
+ *
+ * $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/config.h>
+#include <rtems/score/scheduler.h>
+#include <rtems/score/scheduleredf.h>
+
+void _Scheduler_EDF_Release_job(
+ Thread_Control *the_thread,
+ uint32_t deadline
+)
+{
+ Priority_Control new_priority;
+
+ if (deadline) {
+ /* Initializing or shifting deadline. */
+ new_priority = (_Watchdog_Ticks_since_boot + deadline)
+ & ~SCHEDULER_EDF_PRIO_MSB;
+ }
+ else {
+ /* Switch back to background priority. */
+ new_priority = the_thread->Start.initial_priority;
+ }
+
+ the_thread->real_priority = new_priority;
+ _Thread_Change_priority(the_thread, new_priority, true);
+}