Subversion Repositories openrisc_2011-10-31

/*  Init

 *

 *  This routine is the initialization task for this test program.

 *  It is called from init_exec and has the responsibility for creating

 *  and starting the tasks that make up the test.  If the time of day

 *  clock is required for the test, it should also be set to a known

 *  value by this function.

 *

 *  Input parameters:  NONE

 *

 *  Output parameters:  NONE

 *

 *  COPYRIGHT (c) 1989-1997.

 *  On-Line Applications Research Corporation (OAR).

 *  Copyright assigned to U.S. Government, 1994.

 *

 *  The license and distribution terms for this file may in

 *  the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: test2.c,v 1.2 2001-09-27 12:02:29 chris Exp $

 */

#include "system.h"

#include <stdio.h>

void test2()

{

  rtems_status_code   result;

  rtems_unsigned32    remove_task;

  rtems_unsigned32    task;

  rtems_unsigned32    block;

  rtems_unsigned32    task_count = 0;

  rtems_id            removed_ids[TASK_ALLOCATION_SIZE * 2];

  char               c1 = 'a';

  char               c2 = 'a';

  char               c3 = '0';

  char               c4 = '0';

  printf( "\n TEST2 : re-allocate of index numbers, and a block free'ed and one inactive\n" );

  /*

   *  Allocate enought tasks so the Inactive list is empty. Remember

   *  to count the Init task, ie ... - 1.

   */

  while (task_count < ((TASK_ALLOCATION_SIZE * 5) - TASK_INDEX_OFFSET))

  {

    rtems_name name;

    printf(" TEST2 : creating task '%c%c%c%c', ", c1, c2, c3, c4);

    name = rtems_build_name(c1, c2, c3, c4);

    result = rtems_task_create(name,

                               10,

                               RTEMS_MINIMUM_STACK_SIZE,

                               RTEMS_DEFAULT_ATTRIBUTES,

                               RTEMS_LOCAL,

                               &task_id[task_count]);

    if (status_code_bad(result))

      break;

    printf("number = %3i, id = %08x, starting, ", task_count, task_id[task_count]);

    fflush(stdout);

    result = rtems_task_start(task_id[task_count],

                              test_task,

                              (rtems_task_argument) task_count);

    if (status_code_bad(result))

      break;

    /*

     *  Update the name.

     */

    NEXT_TASK_NAME(c1, c2, c3, c4);

    task_count++;

  }

  /*

   *  Take out the second and fourth allocation size block of tasks

   */

  if (task_count != ((TASK_ALLOCATION_SIZE * 5) - TASK_INDEX_OFFSET)) {

    printf( " FAIL2 : not enough tasks created -\n"

            "         task created = %i, required number = %i\n",

            task_count, (TASK_ALLOCATION_SIZE * 5) - TASK_INDEX_OFFSET);

    destory_all_tasks("TEST2");

    exit( 1 );

  }

  task = 0;

  for (block = 1; block < 4; block += 2)

  {

    for (remove_task = (block * TASK_ALLOCATION_SIZE) - TASK_INDEX_OFFSET;

         remove_task < (((block + 1) * TASK_ALLOCATION_SIZE) - TASK_INDEX_OFFSET);

         remove_task++)

    {

      if (!task_id[remove_task])

      {

        printf( " FAIL2 : remove task has a 0 id -\n"

                "         task number = %i\n",

                remove_task);

        destory_all_tasks("TEST2");

        exit( 1 );

      }

      /*

       * Save the id's to match them against the reallocated ids

       */

      removed_ids[task++] = task_id[remove_task];

      printf(" TEST2 : block %i remove, signal task %08x, ", block, task_id[remove_task]);

      rtems_event_send(task_id[remove_task], 1);

      task_id[remove_task] = 0;

    }

  }

  for (task = 0; task < (TASK_ALLOCATION_SIZE * 2); task++)

  {

    rtems_name       name;

    rtems_unsigned32 id_slot;

    /*

     *  Find a free slot in the task id table.

     */

    for (id_slot = 0; id_slot < MAX_TASKS; id_slot++)

      if (!task_id[id_slot])

        break;

    if (id_slot == MAX_TASKS)

    {

      printf( " FAIL2 : no free task id slot.\n");

      destory_all_tasks("TEST2");

      exit( 1 );

    }

    printf(" TEST2 : creating task '%c%c%c%c', ", c1, c2, c3, c4);

    name = rtems_build_name(c1, c2, c3, c4);

    result = rtems_task_create(name,

                               10,

                               RTEMS_MINIMUM_STACK_SIZE,

                               RTEMS_DEFAULT_ATTRIBUTES,

                               RTEMS_LOCAL,

                               &task_id[id_slot]);

    if (status_code_bad(result))

    {

      printf( " FAIL2 : re-creating a task -\n"

              "         task number = %i\n",

              id_slot);

      destory_all_tasks("TEST2");

      exit( 1 );

    }

    printf("number = %3i, id = %08x, starting, ", task_count, task_id[id_slot]);

    result = rtems_task_start(task_id[id_slot],

                              test_task,

                              (rtems_task_argument) task_count);

    if (status_code_bad(result))

    {

      printf( " FAIL : re-starting a task -\n"

              "        task number = %i\n",

              id_slot);

      destory_all_tasks("TEST2");

      exit( 1 );

    }

    /*

     *  Update the name.

     */

    NEXT_TASK_NAME(c1, c2, c3, c4);

    /*

     *  Search the removed ids to see if it existed, clear the removed id when found

     */

    for (remove_task = 0; remove_task < (TASK_ALLOCATION_SIZE * 2); remove_task++)

      if (removed_ids[remove_task] == task_id[id_slot])

      {

        removed_ids[remove_task] = 0;

        break;

      }

    /*

     *  If not located in the removed id table, check and make sure it is not

     *  already allocated

     */

    if (remove_task == (TASK_ALLOCATION_SIZE * 2))

    {

      rtems_unsigned32 allocated_id;

      for (allocated_id = 0; allocated_id < MAX_TASKS; allocated_id++)

        if ((task_id[id_slot] == task_id[allocated_id]) && (id_slot != allocated_id))

        {

          printf( " FAIL2 : the new id is the same as an id already allocated -\n"

                  "         task id = %08x\n",

                  task_id[id_slot]);

          exit( 1 );

        }

      printf( " FAIL2 : could not find the task id in the removed table -\n"

              "         task id = %08x\n",

              task_id[id_slot]);

      exit( 1 );

    }

    task_count++;

  }

  destory_all_tasks("TEST2");

  printf( " TEST2 : completed\n" );

}