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Diffstat (limited to 'cpukit/score/src/scheduleredfreleasejob.c')
-rw-r--r-- | cpukit/score/src/scheduleredfreleasejob.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/cpukit/score/src/scheduleredfreleasejob.c b/cpukit/score/src/scheduleredfreleasejob.c new file mode 100644 index 0000000000..0bd86e976f --- /dev/null +++ b/cpukit/score/src/scheduleredfreleasejob.c @@ -0,0 +1,40 @@ +/* + * 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); +} |