source: rtems/c/src/tests/samples/unlimited/test2.c @ f59df6b2

4.104.114.84.95
Last change on this file since f59df6b2 was f59df6b2, checked in by Joel Sherrill <joel.sherrill@…>, on 11/02/99 at 15:19:43

Modified to use minimum stack size and reserve the necessary amount
of space in the workspace.

  • Property mode set to 100644
File size: 6.2 KB
RevLine 
[f4a8ee1]1/*  Init
2 *
3 *  This routine is the initialization task for this test program.
4 *  It is called from init_exec and has the responsibility for creating
5 *  and starting the tasks that make up the test.  If the time of day
6 *  clock is required for the test, it should also be set to a known
7 *  value by this function.
8 *
9 *  Input parameters:  NONE
10 *
11 *  Output parameters:  NONE
12 *
13 *  COPYRIGHT (c) 1989-1997.
14 *  On-Line Applications Research Corporation (OAR).
15 *  Copyright assigned to U.S. Government, 1994.
16 *
17 *  The license and distribution terms for this file may in
18 *  the file LICENSE in this distribution or at
19 *  http://www.OARcorp.com/rtems/license.html.
20 *
21 *  $Id$
22 */
23
24#include "system.h"
25#include <stdio.h>
26
27void test2()
28{
29  rtems_status_code   result;
30  rtems_unsigned32    remove_task;
31  rtems_unsigned32    task;
32  rtems_unsigned32    block;
33  rtems_unsigned32    task_count = 0;
34  rtems_id            removed_ids[TASK_ALLOCATION_SIZE * 2];
35 
36  char               c1 = 'a';
37  char               c2 = 'a';
38  char               c3 = '0';
39  char               c4 = '0';
40 
41  printf( "\n TEST2 : re-allocate of index numbers, and a block free'ed and one inactive\n" );
42
43  /*
44   *  Allocate enought tasks so the Inactive list is empty. Remember
45   *  to count the Init task, ie ... - 1.
46   */
47 
48  while (task_count < ((TASK_ALLOCATION_SIZE * 5) - TASK_INDEX_OFFSET))
49  {
50    rtems_name name;
51
52    printf(" TEST2 : creating task '%c%c%c%c', ", c1, c2, c3, c4);
53   
54    name = rtems_build_name(c1, c2, c3, c4);
55
56    result = rtems_task_create(name,
57                               10,
[f59df6b2]58                               RTEMS_MINIMUM_STACK_SIZE,
[f4a8ee1]59                               RTEMS_DEFAULT_ATTRIBUTES,
60                               RTEMS_LOCAL,
61                               &task_id[task_count]);
62
63    if (status_code_bad(result))
64      break;
65   
66    printf("number = %3i, id = %08x, starting, ", task_count, task_id[task_count]);
[f59df6b2]67    fflush(stdout);
[f4a8ee1]68   
69    result = rtems_task_start(task_id[task_count],
70                              test_task,
71                              (rtems_task_argument) task_count);
72   
73    if (status_code_bad(result))
74      break;
75   
76    /*
77     *  Update the name.
78     */
79   
80    NEXT_TASK_NAME(c1, c2, c3, c4);
81   
82    task_count++;
83  }
84
85  /*
86   *  Take out the second and fourth allocation size block of tasks
87   */
88
89  if (task_count != ((TASK_ALLOCATION_SIZE * 5) - TASK_INDEX_OFFSET)) {
90    printf( " FAIL2 : not enough tasks created -\n"
91            "         task created = %i, required number = %i\n",
92            task_count, (TASK_ALLOCATION_SIZE * 5) - TASK_INDEX_OFFSET);
93    destory_all_tasks("TEST2");
94    exit( 1 );
95  }
96
97  task = 0;
98 
99  for (block = 1; block < 4; block += 2)
100  {
101    for (remove_task = (block * TASK_ALLOCATION_SIZE) - TASK_INDEX_OFFSET;
102         remove_task < (((block + 1) * TASK_ALLOCATION_SIZE) - TASK_INDEX_OFFSET);
103         remove_task++)
104    {
105      if (!task_id[remove_task])
106      {
107        printf( " FAIL2 : remove task has a 0 id -\n"
108                "         task number = %i\n",
109                remove_task);
110        destory_all_tasks("TEST2");
111        exit( 1 );
112      }
113
114      /*
115       * Save the id's to match them against the reallocated ids
116       */
117     
118      removed_ids[task++] = task_id[remove_task];
119     
120      printf(" TEST2 : block %i remove, signal task %08x, ", block, task_id[remove_task]);
121      rtems_event_send(task_id[remove_task], 1);
122      task_id[remove_task] = 0;
123    }
124  }
125
126  for (task = 0; task < (TASK_ALLOCATION_SIZE * 2); task++)
127  {
128    rtems_name       name;
129    rtems_unsigned32 id_slot;
130
131    /*
132     *  Find a free slot in the task id table.
133     */
134
135    for (id_slot = 0; id_slot < MAX_TASKS; id_slot++)
136      if (!task_id[id_slot])
137        break;
138     
139    if (id_slot == MAX_TASKS)
140    {
141      printf( " FAIL2 : no free task id slot.\n");
142      destory_all_tasks("TEST2");
143      exit( 1 );
144    }
145
146    printf(" TEST2 : creating task '%c%c%c%c', ", c1, c2, c3, c4);
147   
148    name = rtems_build_name(c1, c2, c3, c4);
149
150    result = rtems_task_create(name,
151                               10,
[f59df6b2]152                               RTEMS_MINIMUM_STACK_SIZE,
[f4a8ee1]153                               RTEMS_DEFAULT_ATTRIBUTES,
154                               RTEMS_LOCAL,
155                               &task_id[id_slot]);
156   
157    if (status_code_bad(result))
158    {
159      printf( " FAIL2 : re-creating a task -\n"
160              "         task number = %i\n",
161              id_slot);
162      destory_all_tasks("TEST2");
163      exit( 1 );
164    }
165   
166    printf("number = %3i, id = %08x, starting, ", task_count, task_id[id_slot]);
167   
168    result = rtems_task_start(task_id[id_slot],
169                              test_task,
170                              (rtems_task_argument) task_count);
171   
172    if (status_code_bad(result))
173    {
174      printf( " FAIL : re-starting a task -\n"
175              "        task number = %i\n",
176              id_slot);
177      destory_all_tasks("TEST2");
178      exit( 1 );
179    }
180   
181    /*
182     *  Update the name.
183     */
184   
185    NEXT_TASK_NAME(c1, c2, c3, c4);
186   
187    /*
188     *  Search the removed ids to see if it existed, clear the removed id when found
189     */
190   
191    for (remove_task = 0; remove_task < (TASK_ALLOCATION_SIZE * 2); remove_task++)
192      if (removed_ids[remove_task] == task_id[id_slot])
193      {
194        removed_ids[remove_task] = 0;
195        break;
196      }
197
198    /*
199     *  If not located in the removed id table, check and make sure it is not
200     *  already allocated
201     */
202   
203    if (remove_task == (TASK_ALLOCATION_SIZE * 2))
204    {
205      rtems_unsigned32 allocated_id;
206     
207      for (allocated_id = 0; allocated_id < MAX_TASKS; allocated_id++)
208        if ((task_id[id_slot] == task_id[allocated_id]) && (id_slot != allocated_id))
209        {
210          printf( " FAIL2 : the new id is the same as an id already allocated -\n"
211                  "         task id = %08x\n",
212                  task_id[id_slot]);
213          exit( 1 );
214        }
215     
216      printf( " FAIL2 : could not find the task id in the removed table -\n"
217              "         task id = %08x\n",
218              task_id[id_slot]);
219      exit( 1 );
220    }
221
222    task_count++;
223  }
224 
225  destory_all_tasks("TEST2");
226 
227  printf( " TEST2 : completed\n" );
228}
229
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