source: rtems/testsuites/smptests/smpsignal01/init.c @ 436a4b3

5
Last change on this file since 436a4b3 was 436a4b3, checked in by Sebastian Huber <sebastian.huber@…>, on Jan 24, 2017 at 8:43:20 AM

smptests/smpsignal01: Check signal ISR level

Close #2751.

  • Property mode set to 100644
File size: 5.6 KB
Line 
1/*
2 * Copyright (c) 2013, 2017 embedded brains GmbH.  All rights reserved.
3 *
4 *  embedded brains GmbH
5 *  Dornierstr. 4
6 *  82178 Puchheim
7 *  Germany
8 *  <rtems@embedded-brains.de>
9 *
10 * The license and distribution terms for this file may be
11 * found in the file LICENSE in this distribution or at
12 * http://www.rtems.org/license/LICENSE.
13 */
14
15#ifdef HAVE_CONFIG_H
16  #include "config.h"
17#endif
18
19#include "tmacros.h"
20
21const char rtems_test_name[] = "SMPSIGNAL 1";
22
23#define TEST_SIGNAL RTEMS_SIGNAL_0
24
25typedef enum {
26  SIG_0_READY,
27  SIG_0_SENT,
28  SIG_0_ENABLE,
29  SIG_0_PROCESSED,
30  SIG_1_READY,
31  SIG_1_SENT,
32  SIG_1_PROCESSED
33} test_state;
34
35typedef struct {
36  test_state state;
37  rtems_id consumer;
38  rtems_id producer;
39  uint32_t consumer_processor;
40  uint32_t producer_processor;
41  rtems_id timer;
42  volatile bool done;
43} test_context;
44
45static void change_state(test_context *ctx, test_state new_state)
46{
47  ctx->state = new_state;
48  _CPU_SMP_Processor_event_broadcast();
49}
50
51static void wait_for_state(const test_context *ctx, test_state desired_state)
52{
53  while ( ctx->state != desired_state ) {
54    _CPU_SMP_Processor_event_receive();
55  }
56}
57
58static test_context ctx_instance = {
59  .state = SIG_0_READY
60};
61
62static void signal_handler(rtems_signal_set signal)
63{
64  test_context *ctx = &ctx_instance;
65
66  rtems_test_assert(_ISR_Get_level() == 0);
67
68  switch (ctx->state) {
69    case SIG_0_ENABLE:
70      change_state(ctx, SIG_0_PROCESSED);
71      break;
72    case SIG_1_SENT:
73      change_state(ctx, SIG_1_PROCESSED);
74      break;
75    default:
76      rtems_test_assert(0);
77  }
78}
79
80static void signal_send(test_context *ctx, test_state new_state)
81{
82  rtems_status_code sc;
83
84  sc = rtems_signal_send(ctx->consumer, TEST_SIGNAL);
85  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
86
87  change_state(ctx, new_state);
88}
89
90static void check_consumer_processor(const test_context *ctx)
91{
92  rtems_test_assert(
93    ctx->consumer_processor == rtems_get_current_processor()
94  );
95}
96
97static void check_producer_processor(const test_context *ctx)
98{
99  rtems_test_assert(
100    ctx->producer_processor == rtems_get_current_processor()
101  );
102}
103
104static void producer(rtems_task_argument arg)
105{
106  test_context *ctx = (test_context *) arg;
107
108  ctx->producer_processor = rtems_get_current_processor();
109
110  rtems_test_assert(ctx->consumer_processor != ctx->producer_processor);
111
112  wait_for_state(ctx, SIG_0_READY);
113  signal_send(ctx, SIG_0_SENT);
114
115  check_producer_processor(ctx);
116
117  wait_for_state(ctx, SIG_1_READY);
118  signal_send(ctx, SIG_1_SENT);
119
120  check_producer_processor(ctx);
121
122  rtems_task_suspend(RTEMS_SELF);
123  rtems_test_assert(0);
124}
125
126static void test_two_processors(test_context *ctx)
127{
128  rtems_status_code sc;
129  rtems_mode mode;
130
131  sc = rtems_signal_catch(signal_handler, RTEMS_DEFAULT_MODES);
132  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
133
134  sc = rtems_task_create(
135    rtems_build_name('P', 'R', 'O', 'D'),
136    RTEMS_MINIMUM_PRIORITY,
137    RTEMS_MINIMUM_STACK_SIZE,
138    RTEMS_DEFAULT_MODES,
139    RTEMS_DEFAULT_ATTRIBUTES,
140    &ctx->producer
141  );
142  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
143
144  sc = rtems_task_start(ctx->producer, producer, (rtems_task_argument) ctx);
145  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
146
147  check_consumer_processor(ctx);
148
149  wait_for_state(ctx, SIG_0_SENT);
150  change_state(ctx, SIG_0_ENABLE);
151
152  sc = rtems_task_mode(RTEMS_ASR, RTEMS_ASR_MASK, &mode);
153  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
154  rtems_test_assert(mode == RTEMS_NO_ASR);
155
156  wait_for_state(ctx, SIG_0_PROCESSED);
157
158  check_consumer_processor(ctx);
159
160  change_state(ctx, SIG_1_READY);
161  wait_for_state(ctx, SIG_1_PROCESSED);
162
163  check_consumer_processor(ctx);
164}
165
166static void isr_level_timer(rtems_id timer, void *arg)
167{
168  test_context *ctx = arg;
169  rtems_status_code sc;
170
171  sc = rtems_signal_send(ctx->consumer, TEST_SIGNAL);
172  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
173}
174
175static void isr_level_handler(rtems_signal_set signal)
176{
177  test_context *ctx = &ctx_instance;
178
179  rtems_test_assert(_ISR_Get_level() == 0);
180
181  ctx->done = true;
182}
183
184static void test_isr_level(test_context *ctx)
185{
186  rtems_status_code sc;
187  rtems_mode mode;
188
189  sc = rtems_task_mode(RTEMS_ASR, RTEMS_ASR_MASK, &mode);
190  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
191  rtems_test_assert(mode == RTEMS_NO_ASR);
192
193  sc = rtems_timer_create(rtems_build_name('T', 'I', 'M', 'R'), &ctx->timer);
194  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
195
196  rtems_test_assert(!ctx->done);
197
198  sc = rtems_signal_catch(isr_level_handler, RTEMS_DEFAULT_MODES);
199  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
200
201  sc = rtems_timer_fire_after(ctx->timer, 1, isr_level_timer, ctx);
202  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
203
204  while (!ctx->done) {
205    /* Wait for timer */
206  }
207
208  sc = rtems_timer_delete(ctx->timer);
209  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
210
211  sc = rtems_task_mode(RTEMS_NO_ASR, RTEMS_ASR_MASK, &mode);
212  rtems_test_assert(sc == RTEMS_SUCCESSFUL);
213  rtems_test_assert(mode == RTEMS_ASR);
214}
215
216static void Init(rtems_task_argument arg)
217{
218  test_context *ctx = &ctx_instance;
219
220  TEST_BEGIN();
221
222  ctx->consumer = rtems_task_self();
223  ctx->consumer_processor = rtems_get_current_processor();
224
225  test_isr_level(ctx);
226
227  if (rtems_get_processor_count() >= 2) {
228    test_two_processors(ctx);
229  }
230
231  TEST_END();
232  rtems_test_exit(0);
233}
234
235#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
236#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
237
238#define CONFIGURE_SMP_APPLICATION
239
240#define CONFIGURE_SMP_MAXIMUM_PROCESSORS 2
241
242#define CONFIGURE_MAXIMUM_TASKS 2
243
244#define CONFIGURE_MAXIMUM_TIMERS 1
245
246#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
247
248#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
249
250#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_NO_ASR
251
252#define CONFIGURE_INIT
253
254#include <rtems/confdefs.h>
Note: See TracBrowser for help on using the repository browser.