task1.cc

RTEMS (Real-Time Executive for Multiprocessor Systems) is a free open source real-time operating sys

/*  Task1
 *
 *  This task is the main line for the test. It creates other
 *  tasks which can create
 *
 *  Input parameters:
 *    argument - task argument
 *
 *  Output parameters:  NONE
 *
 *  COPYRIGHT (c) 1997
 *  Objective Design Systems Ltd Pty (ODS)
 *  All rights reserved (R) Objective Design Systems Ltd Pty
 *
 *  COPYRIGHT (c) 1989-1999.
 *  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: Task1.cc,v 1.6.8.1 2003/09/04 18:46:13 joel Exp $
 */

#include <stdlib.h>
#include <string.h>
#include "System.h"

void Task1::body(rtems_task_argument argument)
{
  rtems_test_pause_and_screen_number(1);
  
  printf(" * START Task Class test *\n");
  
  printf("%s - test argument - ", name_string());
  if (argument != 0xDEADDEAD)
    printf("argument is not 0xDEADDEAD\n");
  else
    printf("argument matched\n");
  
  screen1();
  rtems_test_pause_and_screen_number(2);

  screen2();
  rtems_test_pause_and_screen_number(3);
  
  screen3();
  rtems_test_pause_and_screen_number(4);
  
  screen4();
  rtems_test_pause_and_screen_number(5);
  
  screen5();
  rtems_test_pause_and_screen_number(6);
  
  screen6();

  // do not call exit(0) from this thread as this object is static
  // the static destructor call delete the task which is calling exit
  // so exit never completes
  
  EndTask end_task("ENDT", (rtems_task_priority) 1, RTEMS_MINIMUM_STACK_SIZE * 6);
  end_task.start(0);

  rtemsEvent block_me;
  rtems_event_set out;
  
  block_me.receive(RTEMS_SIGNAL_0, out);

  printf("**** TASK 1 did not block ????\n");
}

void Task1::screen1(void)
{
  // create two local task objects to connect to this task
  rtemsTask local_task_1 = *this;
  rtemsTask local_task_2;

  local_task_2 = *this;
  
  // check the copy constructor works
  printf("%s - copy constructor - ", name_string());
  if (local_task_1.id_is() == id_is())
    printf("local and this id's match\n");
  else
    printf("local and this id's do not match\n");

  printf("%s - copy constructor - ", name_string());
  if (local_task_1.name_is() == name_is())
    printf("local and this name's match\n");
  else
    printf("local and this name's do not match\n");

  // check the copy operator works
  printf("%s - copy operator - ", name_string());
  if (local_task_2.id_is() == id_is())
    printf("local and this id's match\n");
  else
    printf("local and this id's do not match\n");
  printf("%s - copy operator - ", name_string());
  if (local_task_2.name_is() == name_is())
    printf("local and this name's match\n");
  else
    printf("local and this name's do not match\n");
  
  // check that the owner of the id cannot delete this task
  printf("%s - not owner destroy's task - ", local_task_1.name_string());
  local_task_1.destroy();
  printf("%s\n", local_task_1.last_status_string());
  
  // connect to a valid task
  printf("%s - connect to a local valid task name - ", local_task_2.name_string());
  local_task_2.connect("TA1 ", RTEMS_SEARCH_ALL_NODES);
  printf("%s\n", local_task_2.last_status_string());
  
  // connect to an invalid task
  printf("%s - connect to an invalid task name - ", local_task_2.name_string());
  local_task_2.connect("BADT", RTEMS_SEARCH_ALL_NODES);
  printf("%s\n", local_task_2.last_status_string());
  
  // connect to a task an invalid node
  printf("%s - connect to a task on an invalid node - ", local_task_2.name_string());
  local_task_2.connect("BADT", 10);
  printf("%s\n", local_task_2.last_status_string());
  
  // restart this task
  printf("%s - restart from a non-owner - ", name_string());
  local_task_1.restart(0);
  printf("%s\n", local_task_1.last_status_string());
}

void Task1::screen2(void)
{
  // wake after using this object
  
  printf("%s - wake after 0 secs - ", name_string());
  wake_after(0);
  printf("%s\n", last_status_string());
  
  printf("%s - wake after 500 msecs - ", name_string());
  wake_after(500000);
  printf("%s\n", last_status_string());
  
  printf("%s - wake after 5 secs - ", name_string());
  wake_after(5000000);
  printf("%s\n", last_status_string());

  printf("%s - wake when - to do\n", name_string());

  rtemsTask task_1 = *this;
  
  // wake after using a connected object
  
  printf("%s - connected object wake after 0 secs - ", task_1.name_string());
  task_1.wake_after(0);
  printf("%s\n", task_1.last_status_string());
  
  printf("%s - connected object wake after 500 msecs - ", task_1.name_string());
  task_1.wake_after(500000);
  printf("%s\n", task_1.last_status_string());
  
  printf("%s - connected object wake after 5 secs - ", task_1.name_string());
  task_1.wake_after(5000000);
  printf("%s\n", task_1.last_status_string());

  printf("%s - connected object wake when - to do\n", task_1.name_string());

  rtemsTask task_2;
  
  // wake after using a self object
  
  printf("%s - self object wake after 0 secs - ", task_2.name_string());
  task_2.wake_after(0);
  printf("%s\n", task_2.last_status_string());
  
  printf("%s - self object wake after 500 msecs - ", task_2.name_string());
  task_2.wake_after(500000);
  printf("%s\n", task_2.last_status_string());
  
  printf("%s - self object wake after 5 secs - ", task_2.name_string());
  task_2.wake_after(5000000);
  printf("%s\n", task_2.last_status_string());

  printf("%s - self object wake when - to do\n", task_2.name_string());

  rtems_task_priority current_priority;
  rtems_task_priority priority;

  // priorities with this object
  
  printf("%s - get priority - ", name_string());
  get_priority(current_priority);
  printf("%s, priority is %i\n", last_status_string(), current_priority);

  printf("%s - set priority to 512 - ", name_string());
  set_priority(512);
  printf("%s\n", last_status_string());

  printf("%s - set priority to 25 - ", name_string());
  set_priority(25);
  printf("%s\n", last_status_string());

  printf("%s - set priority to original - ", name_string());
  set_priority(current_priority, priority);
  printf("%s, priority was %i\n", last_status_string(), priority);

  // priorities with connected object
    
  printf("%s - connected object get priority - ", task_1.name_string());
  task_1.get_priority(current_priority);
  printf("%s, priority is %i\n", task_1.last_status_string(), current_priority);

  printf("%s - connected object set priority to 512 - ", task_1.name_string());
  task_1.set_priority(512);
  printf("%s\n", task_1.last_status_string());

  printf("%s - connected object set priority to 25 - ", task_1.name_string());
  task_1.set_priority(25);
  printf("%s\n", task_1.last_status_string());

  printf("%s - connected object set priority to original - ", task_1.name_string());
  task_1.set_priority(current_priority, priority);
  printf("%s, priority was %i\n", task_1.last_status_string(), priority);  

  // priorities with self object
    
  printf("%s - self object get priority - ", task_2.name_string());
  task_2.get_priority(current_priority);
  printf("%s, priority is %i\n", task_2.last_status_string(), current_priority);

  printf("%s - self object set priority to 512 - ", task_2.name_string());
  task_2.set_priority(512);
  printf("%s\n", task_2.last_status_string());

  printf("%s - self object set priority to 25 - ", task_2.name_string());
  task_2.set_priority(25);
  printf("%s\n", task_2.last_status_string());

  printf("%s - self object set priority to original - ", task_2.name_string());
  task_2.set_priority(current_priority, priority);
  printf("%s, priority was %i\n", task_2.last_status_string(), priority);

  rtems_unsigned32 current_note;
  rtems_unsigned32 note;
  
  // notepad registers for this object

  printf("%s - get note - ", name_string());
  get_note(0, current_note);
  printf("%s, note is %i\n", last_status_string(), current_note);

  printf("%s - get with bad notepad number - ", name_string());
  get_note(100, current_note);
  printf("%s, note is %i\n", last_status_string(), current_note);

  printf("%s - set note to 0xDEADBEEF - ", name_string());
  set_note(0, 0xDEADBEEF);
  printf("%s\n", last_status_string());

  printf("%s - get note - ", name_string());
  get_note(0, note);
  printf("%s, note is 0x%08X\n", last_status_string(), note);

  printf("%s - set note to original value - ", name_string());
  set_note(0, current_note);
  printf("%s\n", last_status_string());

  // notepad registers for connected object

  printf("%s - connected object get note - ", task_1.name_string());
  task_1.get_note(0, current_note);
  printf("%s, notepad is %i\n", task_1.last_status_string(), current_note);

  printf("%s - connected object get with bad notepad number - ", task_1.name_string());
  task_1.get_note(100, current_note);
  printf("%s, note is %i\n", task_1.last_status_string(), current_note);

  printf("%s - connected object set note to 0xDEADBEEF - ", task_1.name_string());
  task_1.set_note(0, 0xDEADBEEF);
  printf("%s\n", task_1.last_status_string());

  printf("%s - connected object get note - ", task_1.name_string());
  task_1.get_note(0, note);
  printf("%s, note is 0x%08X\n", task_1.last_status_string(), note);

  printf("%s - connected object set note to original value - ", task_1.name_string());
  task_1.set_note(0, current_note);
  printf("%s\n", task_1.last_status_string());

  // notepad registers for self object

  printf("%s - self object get note - ", task_2.name_string());
  task_2.get_note(0, current_note);
  printf("%s, note is %i\n", task_2.last_status_string(), current_note);

  printf("%s - self object get with bad notepad number - ", task_2.name_string());
  task_2.get_note(100, current_note);
  printf("%s, note is %i\n", task_2.last_status_string(), current_note);

  printf("%s - self object set note to 0xDEADBEEF - ", task_2.name_string());
  task_2.set_note(0, 0xDEADBEEF);
  printf("%s\n", task_2.last_status_string());

  printf("%s - self object get note - ", task_2.name_string());
  task_2.get_note(0, note);
  printf("%s, notepad is 0x%08X\n", task_2.last_status_string(), note);

  printf("%s - self object set note to original value - ", task_2.name_string());
  task_2.set_note(0, current_note);
  printf("%s\n", task_2.last_status_string());

  printf(" * END Task Class test *\n");
}

#define RTEMS_ALL_MODES (RTEMS_PREEMPT_MASK | \
                         RTEMS_TIMESLICE_MASK | \
                         RTEMS_ASR_MASK | \
                         RTEMS_INTERRUPT_MASK)

void Task1::screen3(void)
{
  printf(" * START TaskMode Class test *\n");

  rtemsTask self;
  rtemsTaskMode task_mode;
  rtems_mode current_mode;
  rtems_mode mode;

  printf("%s - get mode - ", self.name_string());
  task_mode.get_mode(current_mode);
  printf("%s,\n\t mode is 0x%08X, ", task_mode.last_status_string(), current_mode);
  print_mode(current_mode, RTEMS_ALL_MODES);
  printf("\n");

  // PREEMPTION mode control
  
  printf("%s - get preemption state - ", self.name_string());
  task_mode.get_preemption_state(mode);
  printf("%s,\n\t mode is 0x%08X, ", task_mode.last_status_string(), mode);
  print_mode(mode, RTEMS_PREEMPT_MASK);
  printf("\n");