source: rtems/c/src/exec/score/src/threadrestart.c @ eb02f47

4.104.114.84.95
Last change on this file since eb02f47 was eb02f47, checked in by Joel Sherrill <joel.sherrill@…>, on Nov 10, 1999 at 1:48:27 PM

Committed modifications from ITRON Task and Task Dependendent Synchronization
Working Group. Included are tests.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 *  Thread Handler
3 *
4 *
5 *  COPYRIGHT (c) 1989-1998.
6 *  On-Line Applications Research Corporation (OAR).
7 *  Copyright assigned to U.S. Government, 1994.
8 *
9 *  The license and distribution terms for this file may be
10 *  found in found in the file LICENSE in this distribution or at
11 *  http://www.OARcorp.com/rtems/license.html.
12 *
13 *  $Id$
14 */
15
16#include <rtems/system.h>
17#include <rtems/score/apiext.h>
18#include <rtems/score/context.h>
19#include <rtems/score/interr.h>
20#include <rtems/score/isr.h>
21#include <rtems/score/object.h>
22#include <rtems/score/priority.h>
23#include <rtems/score/states.h>
24#include <rtems/score/sysstate.h>
25#include <rtems/score/thread.h>
26#include <rtems/score/threadq.h>
27#include <rtems/score/userext.h>
28#include <rtems/score/wkspace.h>
29
30/*
31 *  _Thread_Restart
32 *
33 *  DESCRIPTION:
34 *
35 *  XXX
36 */
37 
38boolean _Thread_Restart(
39  Thread_Control      *the_thread,
40  void                *pointer_argument,
41  unsigned32           numeric_argument
42)
43{
44  if ( !_States_Is_dormant( the_thread->current_state ) ) {
45 
46    _Thread_Set_transient( the_thread );
47    the_thread->resource_count   = 0;
48    the_thread->suspend_count    = 0;
49    the_thread->is_preemptible   = the_thread->Start.is_preemptible;
50    the_thread->budget_algorithm = the_thread->Start.budget_algorithm;
51    the_thread->budget_callout   = the_thread->Start.budget_callout;
52
53    the_thread->Start.pointer_argument = pointer_argument;
54    the_thread->Start.numeric_argument = numeric_argument;
55 
56    if ( !_Thread_queue_Extract_with_proxy( the_thread ) ) {
57 
58      if ( _Watchdog_Is_active( &the_thread->Timer ) )
59        (void) _Watchdog_Remove( &the_thread->Timer );
60    }
61
62    if ( the_thread->current_priority != the_thread->Start.initial_priority ) {
63      the_thread->real_priority = the_thread->Start.initial_priority;
64      _Thread_Set_priority( the_thread, the_thread->Start.initial_priority );
65    }
66 
67    _Thread_Load_environment( the_thread );
68 
69    _Thread_Ready( the_thread );
70 
71    _User_extensions_Thread_restart( the_thread );
72 
73    if ( _Thread_Is_executing ( the_thread ) )
74      _Thread_Restart_self();
75 
76    return TRUE;
77  }
78 
79  return FALSE;
80}
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