source: rtems/testsuites/smptests/smpschedaffinity01/init.c @ af43554

5
Last change on this file since af43554 was af43554, checked in by Sebastian Huber <sebastian.huber@…>, on 10/26/17 at 11:59:11

tests: Remove TEST_INIT

The TEST_EXTERN is a used only by the system.h style tests and they use
CONFIGURE_INIT appropriately.

Update #3170.
Update #3199.

  • Property mode set to 100644
File size: 4.2 KB
Line 
1/*
2 *  COPYRIGHT (c) 2014.
3 *  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.org/license/LICENSE.
8 */
9
10/*
11 * Start 4 tasks with affinity for each of the 4 cpus.
12 * Allow tasks to set their actual cpu value and delete themselves.
13 * Verify the actual cpu values match the expected cpu values.
14 *
15 * Init task is at a lower priority 8 and the threads
16 * with affinity are at priority 4, so the affinity task
17 * on the core init is running on will preempt it.
18 *
19 * Test tasks run and delete themselves.
20 * Init task never blocks.
21 */
22
23#ifdef HAVE_CONFIG_H
24  #include "config.h"
25#endif
26
27#include <rtems.h>
28
29#include "tmacros.h"
30
31const char rtems_test_name[] = "SMPSCHEDAFFINITY 1";
32
33#define NUM_CPUS   4
34#define TASK_COUNT 5
35
36struct task_data_t {
37  rtems_id   id;
38  int        expected_cpu;
39  cpu_set_t  cpuset;
40  bool       ran;
41  int        actual_cpu;
42};
43
44static struct task_data_t task_data[NUM_CPUS] = {
45  {0x0, 2, {{0x4}}, false, -1},
46  {0x0, 0, {{0x1}}, false, -1},
47  {0x0, 3, {{0x8}}, false, -1},
48  {0x0, 1, {{0x2}}, false, -1}
49};
50 
51/*
52 * Spin loop to allow tasks to delay without yeilding the
53 * processor.
54 */
55static void test_delay(int ticks)
56{
57  rtems_interval start, stop;
58  start = rtems_clock_get_ticks_since_boot();
59  do {
60    stop = rtems_clock_get_ticks_since_boot();
61  } while ( (stop - start) < ticks );
62}
63
64static void task(rtems_task_argument arg)
65{
66  uint32_t cpu;
67  cpu_set_t cpuset;
68
69  cpu = rtems_get_current_processor();
70
71  rtems_task_get_affinity( rtems_task_self(), sizeof(cpuset), &cpuset );
72
73  task_data[arg].ran = true;
74  task_data[arg].actual_cpu = cpu;
75
76  rtems_task_delete( RTEMS_SELF );
77}
78
79static void test(void)
80{
81  rtems_status_code   sc;
82  rtems_task_argument i;
83  size_t              size;
84  uint32_t            cpu_count;
85
86  /* Get the number of processors that we are using. */
87  cpu_count = rtems_get_processor_count();
88 
89  size = sizeof(cpu_set_t);
90
91  /* Create and start tasks on each cpu with the appropriate affinity. */
92  for (i = 0; i < NUM_CPUS; i++) {
93
94      /* Skip if this cpu doesn't exist, don't create task */
95      if ( task_data[i].expected_cpu >= cpu_count ) {
96        printf( "Skipping TA0%d because on a core we do not have\n", i );
97        continue;
98      }
99
100      sc = rtems_task_create(
101        rtems_build_name('T', 'A', '0', '0'+i),
102        4,
103        RTEMS_MINIMUM_STACK_SIZE,
104        RTEMS_DEFAULT_MODES,
105        RTEMS_DEFAULT_ATTRIBUTES,
106        &task_data[ i ].id
107      );
108      rtems_test_assert(sc == RTEMS_SUCCESSFUL);
109 
110      printf("Set TA%d affinity to cpu %d\n", i, task_data[i].expected_cpu );
111      sc = rtems_task_set_affinity( task_data[ i ].id, size, &task_data[i].cpuset );
112      rtems_test_assert(sc == RTEMS_SUCCESSFUL);
113     
114      printf("Start TA%d on cpu %d\n", i, task_data[i].expected_cpu);
115      sc = rtems_task_start( task_data[ i ].id, task, i );
116      rtems_test_assert(sc == RTEMS_SUCCESSFUL);
117  }
118
119  /* spin for 100 ticks */
120  test_delay(100);
121 
122  printf("Verify Tasks Ran\n");
123  for (i = 0; i < NUM_CPUS; i++) {
124
125    /* Skip if this cpu doesn't exist, task doesn't exist */
126    if ( task_data[i].expected_cpu >= cpu_count ) {
127      printf( "Skipping TA0%d because on a core we do not have\n", i );
128      continue;
129    }
130
131    /* print the expected and actual values */
132    printf( "TA0%d: ran=%d expected=%d actual=%d\n",
133     i,
134     task_data[i].ran,
135     task_data[i].expected_cpu,
136     task_data[i].actual_cpu
137    );
138
139    /*  Abort test if values are not as expected */
140    rtems_test_assert( task_data[i].ran == true );
141    rtems_test_assert( task_data[i].expected_cpu == task_data[i].actual_cpu );
142  }
143}
144
145static void Init(rtems_task_argument arg)
146{
147  TEST_BEGIN();
148
149  test();
150
151  TEST_END();
152  rtems_test_exit(0);
153}
154
155#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
156#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
157
158#define CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP
159
160#define CONFIGURE_MAXIMUM_PROCESSORS NUM_CPUS
161
162#define CONFIGURE_MAXIMUM_TASKS          TASK_COUNT
163
164#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
165
166  #define CONFIGURE_INIT_TASK_PRIORITY      8
167#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
168
169#define CONFIGURE_INIT
170
171#include <rtems/confdefs.h>
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