source: rtems/cpukit/score/src/schedulercbsreleasejob.c @ 40ee2fc0

4.115
Last change on this file since 40ee2fc0 was 40ee2fc0, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 20, 2011 at 1:06:42 PM

2011-09-20 Petr Benes <benesp16@…>

PR 1916/testing

  • rtems/src/ratemondelete.c, score/src/schedulercbsreleasejob.c, score/src/scheduleredfupdate.c, score/src/scheduleredfyield.c: Rework to improve coverage.
  • Property mode set to 100644
File size: 1.4 KB
Line 
1/*
2 *  Copyright (C) 2011 Petr Benes.
3 *  Copyright (C) 2011 On-Line Applications Research Corporation (OAR).
4 *
5 *  The license and distribution terms for this file may be
6 *  found in the file LICENSE in this distribution or at
7 *  http://www.rtems.com/license/LICENSE.
8 *
9 *  $Id$
10 */
11
12#if HAVE_CONFIG_H
13#include "config.h"
14#endif
15
16#include <rtems/system.h>
17#include <rtems/config.h>
18#include <rtems/score/scheduler.h>
19#include <rtems/score/schedulercbs.h>
20
21void _Scheduler_CBS_Release_job(
22  Thread_Control    *the_thread,
23  uint32_t           deadline
24)
25{
26  Priority_Control new_priority;
27  Scheduler_CBS_Per_thread *sched_info =
28    (Scheduler_CBS_Per_thread *) the_thread->scheduler_info;
29  Scheduler_CBS_Server *serv_info =
30    (Scheduler_CBS_Server *) sched_info->cbs_server;
31
32  if (deadline) {
33    /* Initializing or shifting deadline. */
34    if (serv_info)
35      new_priority = (_Watchdog_Ticks_since_boot + serv_info->parameters.deadline)
36        & ~SCHEDULER_EDF_PRIO_MSB;
37    else
38      new_priority = (_Watchdog_Ticks_since_boot + deadline)
39        & ~SCHEDULER_EDF_PRIO_MSB;
40  }
41  else {
42    /* Switch back to background priority. */
43    new_priority = the_thread->Start.initial_priority;
44  }
45
46  /* Budget replenishment for the next job. */
47  if (serv_info)
48    the_thread->cpu_time_budget = serv_info->parameters.budget;
49
50  the_thread->real_priority = new_priority;
51  _Thread_Change_priority(the_thread, new_priority, true);
52}
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