1 | /* |
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2 | * Copyright (c) 2014-2015 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.org/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #ifdef HAVE_CONFIG_H |
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16 | #include "config.h" |
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17 | #endif |
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18 | |
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19 | #include <sys/param.h> |
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20 | |
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21 | #include <stdio.h> |
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22 | #include <inttypes.h> |
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23 | |
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24 | #include <rtems.h> |
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25 | #include <rtems/libcsupport.h> |
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26 | #include <rtems/score/schedulersmpimpl.h> |
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27 | #include <rtems/score/smpbarrier.h> |
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28 | #include <rtems/score/smplock.h> |
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29 | |
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30 | #define TESTS_USE_PRINTK |
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31 | #include "tmacros.h" |
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32 | |
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33 | const char rtems_test_name[] = "SMPMRSP 1"; |
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34 | |
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35 | #define CPU_COUNT 32 |
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36 | |
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37 | #define MRSP_COUNT 32 |
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38 | |
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39 | #define SWITCH_EVENT_COUNT 32 |
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40 | |
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41 | typedef struct { |
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42 | uint32_t sleep; |
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43 | uint32_t timeout; |
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44 | uint32_t obtain[MRSP_COUNT]; |
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45 | uint32_t cpu[CPU_COUNT]; |
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46 | } counter; |
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47 | |
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48 | typedef struct { |
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49 | uint32_t cpu_index; |
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50 | const Thread_Control *executing; |
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51 | const Thread_Control *heir; |
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52 | const Thread_Control *heir_node; |
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53 | Priority_Control heir_priority; |
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54 | } switch_event; |
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55 | |
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56 | typedef struct { |
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57 | rtems_id main_task_id; |
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58 | rtems_id migration_task_id; |
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59 | rtems_id low_task_id[2]; |
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60 | rtems_id high_task_id[2]; |
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61 | rtems_id timer_id; |
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62 | rtems_id counting_sem_id; |
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63 | rtems_id mrsp_ids[MRSP_COUNT]; |
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64 | rtems_id scheduler_ids[CPU_COUNT]; |
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65 | rtems_id worker_ids[2 * CPU_COUNT]; |
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66 | volatile bool stop_worker[2 * CPU_COUNT]; |
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67 | counter counters[2 * CPU_COUNT]; |
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68 | uint32_t migration_counters[CPU_COUNT]; |
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69 | Thread_Control *worker_task; |
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70 | SMP_barrier_Control barrier; |
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71 | SMP_lock_Control switch_lock; |
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72 | size_t switch_index; |
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73 | switch_event switch_events[32]; |
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74 | volatile bool high_run[2]; |
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75 | volatile bool low_run[2]; |
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76 | } test_context; |
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77 | |
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78 | static test_context test_instance = { |
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79 | .switch_lock = SMP_LOCK_INITIALIZER("test instance switch lock") |
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80 | }; |
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81 | |
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82 | static void busy_wait(void) |
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83 | { |
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84 | rtems_interval later = rtems_clock_tick_later(2); |
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85 | |
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86 | while (rtems_clock_tick_before(later)) { |
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87 | /* Wait */ |
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88 | } |
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89 | } |
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90 | |
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91 | static void barrier_init(test_context *ctx) |
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92 | { |
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93 | _SMP_barrier_Control_initialize(&ctx->barrier); |
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94 | } |
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95 | |
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96 | static void barrier(test_context *ctx, SMP_barrier_State *bs) |
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97 | { |
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98 | _SMP_barrier_Wait(&ctx->barrier, bs, 2); |
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99 | } |
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100 | |
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101 | static void barrier_and_delay(test_context *ctx, SMP_barrier_State *bs) |
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102 | { |
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103 | barrier(ctx, bs); |
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104 | busy_wait(); |
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105 | } |
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106 | |
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107 | static rtems_task_priority get_prio(rtems_id task_id) |
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108 | { |
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109 | rtems_status_code sc; |
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110 | rtems_task_priority prio; |
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111 | |
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112 | sc = rtems_task_set_priority(task_id, RTEMS_CURRENT_PRIORITY, &prio); |
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113 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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114 | |
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115 | return prio; |
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116 | } |
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117 | |
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118 | static void wait_for_prio(rtems_id task_id, rtems_task_priority prio) |
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119 | { |
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120 | while (get_prio(task_id) != prio) { |
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121 | /* Wait */ |
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122 | } |
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123 | } |
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124 | |
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125 | static void assert_prio(rtems_id task_id, rtems_task_priority expected_prio) |
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126 | { |
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127 | rtems_test_assert(get_prio(task_id) == expected_prio); |
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128 | } |
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129 | |
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130 | static void change_prio(rtems_id task_id, rtems_task_priority prio) |
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131 | { |
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132 | rtems_status_code sc; |
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133 | |
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134 | sc = rtems_task_set_priority(task_id, prio, &prio); |
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135 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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136 | } |
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137 | |
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138 | static void assert_executing_worker(test_context *ctx) |
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139 | { |
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140 | rtems_test_assert( |
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141 | _CPU_Context_Get_is_executing(&ctx->worker_task->Registers) |
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142 | ); |
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143 | } |
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144 | |
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145 | static void switch_extension(Thread_Control *executing, Thread_Control *heir) |
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146 | { |
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147 | test_context *ctx = &test_instance; |
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148 | SMP_lock_Context lock_context; |
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149 | size_t i; |
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150 | |
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151 | _SMP_lock_ISR_disable_and_acquire(&ctx->switch_lock, &lock_context); |
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152 | |
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153 | i = ctx->switch_index; |
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154 | if (i < SWITCH_EVENT_COUNT) { |
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155 | switch_event *e = &ctx->switch_events[i]; |
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156 | Scheduler_SMP_Node *node = _Scheduler_SMP_Thread_get_node(heir); |
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157 | |
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158 | e->cpu_index = rtems_get_current_processor(); |
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159 | e->executing = executing; |
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160 | e->heir = heir; |
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161 | e->heir_node = _Scheduler_Node_get_owner(&node->Base); |
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162 | e->heir_priority = node->priority; |
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163 | |
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164 | ctx->switch_index = i + 1; |
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165 | } |
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166 | |
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167 | _SMP_lock_Release_and_ISR_enable(&ctx->switch_lock, &lock_context); |
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168 | } |
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169 | |
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170 | static void reset_switch_events(test_context *ctx) |
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171 | { |
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172 | SMP_lock_Context lock_context; |
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173 | |
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174 | _SMP_lock_ISR_disable_and_acquire(&ctx->switch_lock, &lock_context); |
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175 | ctx->switch_index = 0; |
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176 | _SMP_lock_Release_and_ISR_enable(&ctx->switch_lock, &lock_context); |
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177 | } |
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178 | |
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179 | static size_t get_switch_events(test_context *ctx) |
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180 | { |
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181 | SMP_lock_Context lock_context; |
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182 | size_t events; |
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183 | |
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184 | _SMP_lock_ISR_disable_and_acquire(&ctx->switch_lock, &lock_context); |
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185 | events = ctx->switch_index; |
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186 | _SMP_lock_Release_and_ISR_enable(&ctx->switch_lock, &lock_context); |
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187 | |
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188 | return events; |
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189 | } |
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190 | |
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191 | static void print_switch_events(test_context *ctx) |
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192 | { |
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193 | size_t n = get_switch_events(ctx); |
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194 | size_t i; |
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195 | |
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196 | for (i = 0; i < n; ++i) { |
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197 | switch_event *e = &ctx->switch_events[i]; |
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198 | char ex[5]; |
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199 | char hr[5]; |
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200 | char hn[5]; |
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201 | |
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202 | rtems_object_get_name(e->executing->Object.id, sizeof(ex), &ex[0]); |
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203 | rtems_object_get_name(e->heir->Object.id, sizeof(hr), &hr[0]); |
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204 | rtems_object_get_name(e->heir_node->Object.id, sizeof(hn), &hn[0]); |
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205 | |
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206 | printf( |
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207 | "[%" PRIu32 "] %4s -> %4s (prio %3" PRIu64 ", node %4s)\n", |
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208 | e->cpu_index, |
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209 | &ex[0], |
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210 | &hr[0], |
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211 | e->heir_priority, |
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212 | &hn[0] |
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213 | ); |
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214 | } |
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215 | } |
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216 | |
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217 | static void create_timer(test_context *ctx) |
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218 | { |
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219 | rtems_status_code sc; |
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220 | |
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221 | sc = rtems_timer_create( |
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222 | rtems_build_name('T', 'I', 'M', 'R'), |
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223 | &ctx->timer_id |
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224 | ); |
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225 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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226 | } |
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227 | |
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228 | static void delete_timer(test_context *ctx) |
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229 | { |
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230 | rtems_status_code sc; |
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231 | |
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232 | sc = rtems_timer_delete(ctx->timer_id); |
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233 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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234 | } |
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235 | |
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236 | static void fire_timer( |
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237 | test_context *ctx, |
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238 | rtems_interval interval, |
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239 | rtems_timer_service_routine_entry routine |
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240 | ) |
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241 | { |
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242 | rtems_status_code sc; |
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243 | |
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244 | sc = rtems_timer_fire_after(ctx->timer_id, interval, routine, ctx); |
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245 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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246 | } |
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247 | |
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248 | static void create_mrsp_sema( |
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249 | test_context *ctx, |
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250 | rtems_id *id, |
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251 | rtems_task_priority prio |
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252 | ) |
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253 | { |
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254 | uint32_t cpu_count = rtems_get_processor_count(); |
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255 | uint32_t index; |
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256 | rtems_status_code sc; |
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257 | |
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258 | sc = rtems_semaphore_create( |
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259 | rtems_build_name('M', 'R', 'S', 'P'), |
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260 | 1, |
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261 | RTEMS_MULTIPROCESSOR_RESOURCE_SHARING |
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262 | | RTEMS_BINARY_SEMAPHORE, |
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263 | prio, |
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264 | id |
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265 | ); |
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266 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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267 | |
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268 | for (index = 1; index < cpu_count; index = ((index + 2) & ~UINT32_C(1))) { |
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269 | rtems_task_priority old_prio; |
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270 | |
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271 | old_prio = 1; |
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272 | sc = rtems_semaphore_set_priority( |
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273 | *id, |
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274 | ctx->scheduler_ids[index], |
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275 | prio, |
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276 | &old_prio |
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277 | ); |
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278 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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279 | rtems_test_assert(old_prio == 0); |
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280 | } |
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281 | } |
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282 | |
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283 | static void run_task(rtems_task_argument arg) |
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284 | { |
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285 | volatile bool *run = (volatile bool *) arg; |
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286 | |
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287 | *run = true; |
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288 | |
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289 | while (true) { |
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290 | /* Do nothing */ |
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291 | } |
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292 | } |
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293 | |
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294 | static void obtain_and_release_worker(rtems_task_argument arg) |
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295 | { |
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296 | test_context *ctx = &test_instance; |
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297 | rtems_status_code sc; |
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298 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
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299 | |
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300 | ctx->worker_task = _Thread_Get_executing(); |
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301 | |
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302 | assert_prio(RTEMS_SELF, 4); |
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303 | |
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304 | /* Obtain with timeout (A) */ |
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305 | barrier(ctx, &barrier_state); |
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306 | |
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307 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, 4); |
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308 | rtems_test_assert(sc == RTEMS_TIMEOUT); |
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309 | |
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310 | assert_prio(RTEMS_SELF, 4); |
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311 | |
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312 | /* Obtain with priority change and timeout (B) */ |
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313 | barrier(ctx, &barrier_state); |
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314 | |
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315 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, 4); |
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316 | rtems_test_assert(sc == RTEMS_TIMEOUT); |
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317 | |
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318 | assert_prio(RTEMS_SELF, 2); |
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319 | |
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320 | /* Restore priority (C) */ |
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321 | barrier(ctx, &barrier_state); |
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322 | |
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323 | /* Obtain without timeout (D) */ |
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324 | barrier(ctx, &barrier_state); |
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325 | |
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326 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
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327 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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328 | |
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329 | assert_prio(RTEMS_SELF, 3); |
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330 | |
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331 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
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332 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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333 | |
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334 | assert_prio(RTEMS_SELF, 4); |
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335 | |
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336 | /* Obtain and help with timeout (E) */ |
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337 | barrier(ctx, &barrier_state); |
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338 | |
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339 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, 4); |
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340 | rtems_test_assert(sc == RTEMS_TIMEOUT); |
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341 | |
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342 | assert_prio(RTEMS_SELF, 4); |
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343 | |
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344 | sc = rtems_task_suspend(ctx->high_task_id[0]); |
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345 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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346 | |
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347 | /* Worker done (H) */ |
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348 | barrier(ctx, &barrier_state); |
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349 | |
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350 | while (true) { |
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351 | /* Wait for termination */ |
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352 | } |
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353 | } |
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354 | |
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355 | static void test_mrsp_obtain_and_release(test_context *ctx) |
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356 | { |
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357 | rtems_status_code sc; |
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358 | rtems_task_priority prio; |
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359 | rtems_id scheduler_id; |
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360 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
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361 | |
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362 | puts("test MrsP obtain and release"); |
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363 | |
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364 | change_prio(RTEMS_SELF, 3); |
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365 | |
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366 | barrier_init(ctx); |
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367 | reset_switch_events(ctx); |
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368 | |
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369 | ctx->high_run[0] = false; |
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370 | |
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371 | sc = rtems_task_create( |
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372 | rtems_build_name('H', 'I', 'G', '0'), |
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373 | 1, |
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374 | RTEMS_MINIMUM_STACK_SIZE, |
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375 | RTEMS_DEFAULT_MODES, |
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376 | RTEMS_DEFAULT_ATTRIBUTES, |
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377 | &ctx->high_task_id[0] |
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378 | ); |
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379 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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380 | |
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381 | /* Check executing task parameters */ |
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382 | |
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383 | sc = rtems_task_get_scheduler(RTEMS_SELF, &scheduler_id); |
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384 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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385 | |
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386 | rtems_test_assert(ctx->scheduler_ids[0] == scheduler_id); |
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387 | |
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388 | /* Create a MrsP semaphore object and lock it */ |
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389 | |
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390 | create_mrsp_sema(ctx, &ctx->mrsp_ids[0], 2); |
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391 | |
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392 | assert_prio(RTEMS_SELF, 3); |
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393 | |
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394 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
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395 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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396 | |
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397 | assert_prio(RTEMS_SELF, 2); |
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398 | |
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399 | /* |
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400 | * The ceiling priority values per scheduler are equal to the value specified |
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401 | * for object creation. |
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402 | */ |
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403 | |
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404 | prio = RTEMS_CURRENT_PRIORITY; |
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405 | sc = rtems_semaphore_set_priority( |
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406 | ctx->mrsp_ids[0], |
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407 | ctx->scheduler_ids[0], |
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408 | prio, |
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409 | &prio |
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410 | ); |
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411 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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412 | rtems_test_assert(prio == 2); |
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413 | |
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414 | /* Check the old value and set a new ceiling priority for scheduler B */ |
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415 | |
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416 | prio = 3; |
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417 | sc = rtems_semaphore_set_priority( |
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418 | ctx->mrsp_ids[0], |
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419 | ctx->scheduler_ids[1], |
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420 | prio, |
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421 | &prio |
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422 | ); |
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423 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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424 | rtems_test_assert(prio == 2); |
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425 | |
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426 | /* Check the ceiling priority values */ |
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427 | |
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428 | prio = RTEMS_CURRENT_PRIORITY; |
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429 | sc = rtems_semaphore_set_priority( |
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430 | ctx->mrsp_ids[0], |
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431 | ctx->scheduler_ids[0], |
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432 | prio, |
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433 | &prio |
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434 | ); |
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435 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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436 | rtems_test_assert(prio == 2); |
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437 | |
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438 | prio = RTEMS_CURRENT_PRIORITY; |
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439 | sc = rtems_semaphore_set_priority( |
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440 | ctx->mrsp_ids[0], |
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441 | ctx->scheduler_ids[1], |
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442 | prio, |
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443 | &prio |
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444 | ); |
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445 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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446 | rtems_test_assert(prio == 3); |
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447 | |
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448 | /* Check that a thread waiting to get ownership remains executing */ |
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449 | |
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450 | sc = rtems_task_create( |
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451 | rtems_build_name('W', 'O', 'R', 'K'), |
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452 | 255, |
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453 | RTEMS_MINIMUM_STACK_SIZE, |
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454 | RTEMS_DEFAULT_MODES, |
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455 | RTEMS_DEFAULT_ATTRIBUTES, |
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456 | &ctx->worker_ids[0] |
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457 | ); |
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458 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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459 | |
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460 | sc = rtems_task_set_scheduler(ctx->worker_ids[0], ctx->scheduler_ids[1], 4); |
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461 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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462 | |
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463 | sc = rtems_task_start(ctx->worker_ids[0], obtain_and_release_worker, 0); |
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464 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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465 | |
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466 | /* Obtain with timeout (A) */ |
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467 | barrier_and_delay(ctx, &barrier_state); |
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468 | |
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469 | assert_prio(ctx->worker_ids[0], 3); |
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470 | assert_executing_worker(ctx); |
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471 | |
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472 | /* Obtain with priority change and timeout (B) */ |
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473 | barrier_and_delay(ctx, &barrier_state); |
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474 | |
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475 | assert_prio(ctx->worker_ids[0], 3); |
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476 | change_prio(ctx->worker_ids[0], 2); |
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477 | assert_executing_worker(ctx); |
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478 | |
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479 | /* Restore priority (C) */ |
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480 | barrier(ctx, &barrier_state); |
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481 | |
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482 | assert_prio(ctx->worker_ids[0], 2); |
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483 | change_prio(ctx->worker_ids[0], 4); |
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484 | |
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485 | /* Obtain without timeout (D) */ |
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486 | barrier_and_delay(ctx, &barrier_state); |
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487 | |
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488 | assert_prio(ctx->worker_ids[0], 3); |
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489 | assert_executing_worker(ctx); |
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490 | |
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491 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
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492 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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493 | |
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494 | /* Check that a timeout works in case the waiting thread actually helps */ |
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495 | |
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496 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
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497 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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498 | |
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499 | /* Obtain and help with timeout (E) */ |
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500 | barrier_and_delay(ctx, &barrier_state); |
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501 | |
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502 | sc = rtems_task_start( |
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503 | ctx->high_task_id[0], |
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504 | run_task, |
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505 | (rtems_task_argument) &ctx->high_run[0] |
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506 | ); |
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507 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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508 | |
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509 | rtems_test_assert(rtems_get_current_processor() == 1); |
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510 | |
---|
511 | while (rtems_get_current_processor() != 0) { |
---|
512 | /* Wait */ |
---|
513 | } |
---|
514 | |
---|
515 | rtems_test_assert(ctx->high_run[0]); |
---|
516 | |
---|
517 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
518 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
519 | |
---|
520 | print_switch_events(ctx); |
---|
521 | |
---|
522 | /* Worker done (H) */ |
---|
523 | barrier(ctx, &barrier_state); |
---|
524 | |
---|
525 | sc = rtems_task_delete(ctx->worker_ids[0]); |
---|
526 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
527 | |
---|
528 | sc = rtems_task_delete(ctx->high_task_id[0]); |
---|
529 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
530 | |
---|
531 | sc = rtems_semaphore_delete(ctx->mrsp_ids[0]); |
---|
532 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
533 | } |
---|
534 | |
---|
535 | static void obtain_after_migration_worker(rtems_task_argument arg) |
---|
536 | { |
---|
537 | test_context *ctx = &test_instance; |
---|
538 | rtems_status_code sc; |
---|
539 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
---|
540 | |
---|
541 | assert_prio(RTEMS_SELF, 3); |
---|
542 | |
---|
543 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
544 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
545 | |
---|
546 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
547 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
548 | |
---|
549 | /* Worker done (K) */ |
---|
550 | barrier(ctx, &barrier_state); |
---|
551 | |
---|
552 | while (true) { |
---|
553 | /* Wait for termination */ |
---|
554 | } |
---|
555 | } |
---|
556 | |
---|
557 | static void obtain_after_migration_high(rtems_task_argument arg) |
---|
558 | { |
---|
559 | test_context *ctx = &test_instance; |
---|
560 | rtems_status_code sc; |
---|
561 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
---|
562 | |
---|
563 | assert_prio(RTEMS_SELF, 2); |
---|
564 | |
---|
565 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[1], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
566 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
567 | |
---|
568 | /* Obtain done (I) */ |
---|
569 | barrier(ctx, &barrier_state); |
---|
570 | |
---|
571 | /* Ready to release (J) */ |
---|
572 | barrier(ctx, &barrier_state); |
---|
573 | |
---|
574 | sc = rtems_semaphore_release(ctx->mrsp_ids[1]); |
---|
575 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
576 | |
---|
577 | rtems_task_suspend(RTEMS_SELF); |
---|
578 | rtems_test_assert(0); |
---|
579 | } |
---|
580 | |
---|
581 | static void test_mrsp_obtain_after_migration(test_context *ctx) |
---|
582 | { |
---|
583 | rtems_status_code sc; |
---|
584 | rtems_task_priority prio; |
---|
585 | rtems_id scheduler_id; |
---|
586 | SMP_barrier_State barrier_state; |
---|
587 | |
---|
588 | puts("test MrsP obtain after migration"); |
---|
589 | |
---|
590 | change_prio(RTEMS_SELF, 3); |
---|
591 | |
---|
592 | barrier_init(ctx); |
---|
593 | reset_switch_events(ctx); |
---|
594 | |
---|
595 | /* Create tasks */ |
---|
596 | |
---|
597 | sc = rtems_task_create( |
---|
598 | rtems_build_name('H', 'I', 'G', '0'), |
---|
599 | 2, |
---|
600 | RTEMS_MINIMUM_STACK_SIZE, |
---|
601 | RTEMS_DEFAULT_MODES, |
---|
602 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
603 | &ctx->high_task_id[0] |
---|
604 | ); |
---|
605 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
606 | |
---|
607 | sc = rtems_task_create( |
---|
608 | rtems_build_name('W', 'O', 'R', 'K'), |
---|
609 | 255, |
---|
610 | RTEMS_MINIMUM_STACK_SIZE, |
---|
611 | RTEMS_DEFAULT_MODES, |
---|
612 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
613 | &ctx->worker_ids[0] |
---|
614 | ); |
---|
615 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
616 | |
---|
617 | sc = rtems_task_set_scheduler(ctx->worker_ids[0], ctx->scheduler_ids[1], 3); |
---|
618 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
619 | |
---|
620 | /* Create a MrsP semaphore objects */ |
---|
621 | |
---|
622 | create_mrsp_sema(ctx, &ctx->mrsp_ids[0], 3); |
---|
623 | create_mrsp_sema(ctx, &ctx->mrsp_ids[1], 2); |
---|
624 | create_mrsp_sema(ctx, &ctx->mrsp_ids[2], 1); |
---|
625 | |
---|
626 | prio = 4; |
---|
627 | sc = rtems_semaphore_set_priority( |
---|
628 | ctx->mrsp_ids[2], |
---|
629 | ctx->scheduler_ids[1], |
---|
630 | prio, |
---|
631 | &prio |
---|
632 | ); |
---|
633 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
634 | rtems_test_assert(prio == 1); |
---|
635 | |
---|
636 | /* Check executing task parameters */ |
---|
637 | |
---|
638 | sc = rtems_task_get_scheduler(RTEMS_SELF, &scheduler_id); |
---|
639 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
640 | |
---|
641 | rtems_test_assert(ctx->scheduler_ids[0] == scheduler_id); |
---|
642 | |
---|
643 | assert_prio(RTEMS_SELF, 3); |
---|
644 | |
---|
645 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
646 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
647 | |
---|
648 | assert_prio(RTEMS_SELF, 3); |
---|
649 | |
---|
650 | /* Start other tasks */ |
---|
651 | |
---|
652 | sc = rtems_task_start(ctx->worker_ids[0], obtain_after_migration_worker, 0); |
---|
653 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
654 | |
---|
655 | sc = rtems_task_start(ctx->high_task_id[0], obtain_after_migration_high, 0); |
---|
656 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
657 | |
---|
658 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
659 | |
---|
660 | /* Obtain done (I) */ |
---|
661 | _SMP_barrier_State_initialize(&barrier_state); |
---|
662 | barrier(ctx, &barrier_state); |
---|
663 | |
---|
664 | sc = rtems_task_suspend(ctx->high_task_id[0]); |
---|
665 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
666 | |
---|
667 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
668 | |
---|
669 | /* |
---|
670 | * Obtain second MrsP semaphore and ensure that we change the priority of our |
---|
671 | * own scheduler node and not the one we are currently using. |
---|
672 | */ |
---|
673 | |
---|
674 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[2], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
675 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
676 | |
---|
677 | assert_prio(RTEMS_SELF, 1); |
---|
678 | |
---|
679 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
680 | |
---|
681 | sc = rtems_semaphore_release(ctx->mrsp_ids[2]); |
---|
682 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
683 | |
---|
684 | sc = rtems_task_resume(ctx->high_task_id[0]); |
---|
685 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
686 | |
---|
687 | /* Ready to release (J) */ |
---|
688 | barrier(ctx, &barrier_state); |
---|
689 | |
---|
690 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
691 | |
---|
692 | /* Prepare barrier for worker */ |
---|
693 | barrier_init(ctx); |
---|
694 | _SMP_barrier_State_initialize(&barrier_state); |
---|
695 | |
---|
696 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
697 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
698 | |
---|
699 | rtems_test_assert(rtems_get_current_processor() == 0); |
---|
700 | |
---|
701 | print_switch_events(ctx); |
---|
702 | |
---|
703 | /* Worker done (K) */ |
---|
704 | barrier(ctx, &barrier_state); |
---|
705 | |
---|
706 | sc = rtems_task_delete(ctx->worker_ids[0]); |
---|
707 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
708 | |
---|
709 | sc = rtems_task_delete(ctx->high_task_id[0]); |
---|
710 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
711 | |
---|
712 | sc = rtems_semaphore_delete(ctx->mrsp_ids[0]); |
---|
713 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
714 | |
---|
715 | sc = rtems_semaphore_delete(ctx->mrsp_ids[1]); |
---|
716 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
717 | |
---|
718 | sc = rtems_semaphore_delete(ctx->mrsp_ids[2]); |
---|
719 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
720 | } |
---|
721 | |
---|
722 | static void test_mrsp_flush_error(test_context *ctx) |
---|
723 | { |
---|
724 | rtems_status_code sc; |
---|
725 | rtems_id id; |
---|
726 | |
---|
727 | puts("test MrsP flush error"); |
---|
728 | |
---|
729 | create_mrsp_sema(ctx, &id, 1); |
---|
730 | |
---|
731 | sc = rtems_semaphore_flush(id); |
---|
732 | rtems_test_assert(sc == RTEMS_NOT_DEFINED); |
---|
733 | |
---|
734 | sc = rtems_semaphore_delete(id); |
---|
735 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
736 | } |
---|
737 | |
---|
738 | static void test_mrsp_initially_locked_error(void) |
---|
739 | { |
---|
740 | rtems_status_code sc; |
---|
741 | rtems_id id; |
---|
742 | |
---|
743 | puts("test MrsP initially locked error"); |
---|
744 | |
---|
745 | sc = rtems_semaphore_create( |
---|
746 | rtems_build_name('M', 'R', 'S', 'P'), |
---|
747 | 0, |
---|
748 | RTEMS_MULTIPROCESSOR_RESOURCE_SHARING |
---|
749 | | RTEMS_BINARY_SEMAPHORE, |
---|
750 | 1, |
---|
751 | &id |
---|
752 | ); |
---|
753 | rtems_test_assert(sc == RTEMS_INVALID_NUMBER); |
---|
754 | } |
---|
755 | |
---|
756 | static void test_mrsp_nested_obtain_error(test_context *ctx) |
---|
757 | { |
---|
758 | rtems_status_code sc; |
---|
759 | rtems_id id; |
---|
760 | |
---|
761 | puts("test MrsP nested obtain error"); |
---|
762 | |
---|
763 | create_mrsp_sema(ctx, &id, 1); |
---|
764 | |
---|
765 | sc = rtems_semaphore_obtain(id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
766 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
767 | |
---|
768 | sc = rtems_semaphore_obtain(id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
769 | rtems_test_assert(sc == RTEMS_UNSATISFIED); |
---|
770 | |
---|
771 | sc = rtems_semaphore_release(id); |
---|
772 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
773 | |
---|
774 | sc = rtems_semaphore_delete(id); |
---|
775 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
776 | } |
---|
777 | |
---|
778 | static void deadlock_timer(rtems_id timer_id, void *arg) |
---|
779 | { |
---|
780 | test_context *ctx = arg; |
---|
781 | |
---|
782 | change_prio(ctx->main_task_id, 1); |
---|
783 | } |
---|
784 | |
---|
785 | static void deadlock_worker(rtems_task_argument arg) |
---|
786 | { |
---|
787 | test_context *ctx = &test_instance; |
---|
788 | rtems_status_code sc; |
---|
789 | |
---|
790 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[1], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
791 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
792 | |
---|
793 | fire_timer(ctx, 2, deadlock_timer); |
---|
794 | |
---|
795 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
796 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
797 | |
---|
798 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
799 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
800 | |
---|
801 | sc = rtems_semaphore_release(ctx->mrsp_ids[1]); |
---|
802 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
803 | |
---|
804 | sc = rtems_event_transient_send(ctx->main_task_id); |
---|
805 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
806 | |
---|
807 | rtems_task_suspend(RTEMS_SELF); |
---|
808 | rtems_test_assert(0); |
---|
809 | } |
---|
810 | |
---|
811 | static void test_mrsp_deadlock_error(test_context *ctx) |
---|
812 | { |
---|
813 | rtems_status_code sc; |
---|
814 | rtems_task_priority prio = 2; |
---|
815 | |
---|
816 | puts("test MrsP deadlock error"); |
---|
817 | |
---|
818 | change_prio(RTEMS_SELF, prio); |
---|
819 | |
---|
820 | create_timer(ctx); |
---|
821 | create_mrsp_sema(ctx, &ctx->mrsp_ids[0], prio); |
---|
822 | create_mrsp_sema(ctx, &ctx->mrsp_ids[1], prio); |
---|
823 | |
---|
824 | sc = rtems_task_create( |
---|
825 | rtems_build_name('W', 'O', 'R', 'K'), |
---|
826 | prio, |
---|
827 | RTEMS_MINIMUM_STACK_SIZE, |
---|
828 | RTEMS_DEFAULT_MODES, |
---|
829 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
830 | &ctx->worker_ids[0] |
---|
831 | ); |
---|
832 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
833 | |
---|
834 | sc = rtems_task_start(ctx->worker_ids[0], deadlock_worker, 0); |
---|
835 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
836 | |
---|
837 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
838 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
839 | |
---|
840 | sc = rtems_task_wake_after(RTEMS_YIELD_PROCESSOR); |
---|
841 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
842 | |
---|
843 | prio = 1; |
---|
844 | sc = rtems_semaphore_set_priority( |
---|
845 | ctx->mrsp_ids[1], |
---|
846 | ctx->scheduler_ids[0], |
---|
847 | prio, |
---|
848 | &prio |
---|
849 | ); |
---|
850 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
851 | rtems_test_assert(prio == 2); |
---|
852 | |
---|
853 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[1], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
854 | rtems_test_assert(sc == RTEMS_INCORRECT_STATE); |
---|
855 | |
---|
856 | sc = rtems_semaphore_set_priority( |
---|
857 | ctx->mrsp_ids[1], |
---|
858 | ctx->scheduler_ids[0], |
---|
859 | prio, |
---|
860 | &prio |
---|
861 | ); |
---|
862 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
863 | |
---|
864 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
865 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
866 | |
---|
867 | sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
868 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
869 | |
---|
870 | sc = rtems_task_delete(ctx->worker_ids[0]); |
---|
871 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
872 | |
---|
873 | sc = rtems_semaphore_delete(ctx->mrsp_ids[0]); |
---|
874 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
875 | |
---|
876 | sc = rtems_semaphore_delete(ctx->mrsp_ids[1]); |
---|
877 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
878 | |
---|
879 | delete_timer(ctx); |
---|
880 | } |
---|
881 | |
---|
882 | static void test_mrsp_multiple_obtain(test_context *ctx) |
---|
883 | { |
---|
884 | rtems_status_code sc; |
---|
885 | rtems_id sem_a_id; |
---|
886 | rtems_id sem_b_id; |
---|
887 | rtems_id sem_c_id; |
---|
888 | |
---|
889 | puts("test MrsP multiple obtain"); |
---|
890 | |
---|
891 | change_prio(RTEMS_SELF, 4); |
---|
892 | |
---|
893 | create_mrsp_sema(ctx, &sem_a_id, 3); |
---|
894 | create_mrsp_sema(ctx, &sem_b_id, 2); |
---|
895 | create_mrsp_sema(ctx, &sem_c_id, 1); |
---|
896 | |
---|
897 | assert_prio(RTEMS_SELF, 4); |
---|
898 | |
---|
899 | sc = rtems_semaphore_obtain(sem_a_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
900 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
901 | |
---|
902 | assert_prio(RTEMS_SELF, 3); |
---|
903 | |
---|
904 | sc = rtems_semaphore_obtain(sem_b_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
905 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
906 | |
---|
907 | assert_prio(RTEMS_SELF, 2); |
---|
908 | |
---|
909 | sc = rtems_semaphore_obtain(sem_c_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
910 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
911 | |
---|
912 | assert_prio(RTEMS_SELF, 1); |
---|
913 | |
---|
914 | sc = rtems_semaphore_release(sem_c_id); |
---|
915 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
916 | |
---|
917 | assert_prio(RTEMS_SELF, 2); |
---|
918 | |
---|
919 | sc = rtems_semaphore_release(sem_b_id); |
---|
920 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
921 | |
---|
922 | assert_prio(RTEMS_SELF, 3); |
---|
923 | |
---|
924 | sc = rtems_semaphore_release(sem_a_id); |
---|
925 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
926 | |
---|
927 | assert_prio(RTEMS_SELF, 4); |
---|
928 | |
---|
929 | sc = rtems_semaphore_obtain(sem_a_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
930 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
931 | |
---|
932 | assert_prio(RTEMS_SELF, 3); |
---|
933 | |
---|
934 | sc = rtems_semaphore_obtain(sem_b_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
935 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
936 | |
---|
937 | assert_prio(RTEMS_SELF, 2); |
---|
938 | |
---|
939 | sc = rtems_semaphore_obtain(sem_c_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
940 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
941 | |
---|
942 | assert_prio(RTEMS_SELF, 1); |
---|
943 | change_prio(RTEMS_SELF, 3); |
---|
944 | assert_prio(RTEMS_SELF, 1); |
---|
945 | |
---|
946 | sc = rtems_semaphore_release(sem_c_id); |
---|
947 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
948 | |
---|
949 | assert_prio(RTEMS_SELF, 2); |
---|
950 | |
---|
951 | sc = rtems_semaphore_release(sem_b_id); |
---|
952 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
953 | |
---|
954 | assert_prio(RTEMS_SELF, 3); |
---|
955 | |
---|
956 | sc = rtems_semaphore_release(sem_a_id); |
---|
957 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
958 | |
---|
959 | assert_prio(RTEMS_SELF, 3); |
---|
960 | |
---|
961 | sc = rtems_semaphore_delete(sem_a_id); |
---|
962 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
963 | |
---|
964 | sc = rtems_semaphore_delete(sem_b_id); |
---|
965 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
966 | |
---|
967 | sc = rtems_semaphore_delete(sem_c_id); |
---|
968 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
969 | } |
---|
970 | |
---|
971 | static void ready_unlock_worker(rtems_task_argument arg) |
---|
972 | { |
---|
973 | test_context *ctx = &test_instance; |
---|
974 | rtems_status_code sc; |
---|
975 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
---|
976 | |
---|
977 | assert_prio(RTEMS_SELF, 4); |
---|
978 | |
---|
979 | /* Obtain (F) */ |
---|
980 | barrier(ctx, &barrier_state); |
---|
981 | |
---|
982 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
983 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
984 | |
---|
985 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
986 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
987 | |
---|
988 | assert_prio(RTEMS_SELF, 4); |
---|
989 | |
---|
990 | /* Done (G) */ |
---|
991 | barrier(ctx, &barrier_state); |
---|
992 | |
---|
993 | while (true) { |
---|
994 | /* Do nothing */ |
---|
995 | } |
---|
996 | } |
---|
997 | |
---|
998 | static void unblock_ready_timer(rtems_id timer_id, void *arg) |
---|
999 | { |
---|
1000 | test_context *ctx = arg; |
---|
1001 | rtems_status_code sc; |
---|
1002 | |
---|
1003 | sc = rtems_task_start( |
---|
1004 | ctx->high_task_id[0], |
---|
1005 | run_task, |
---|
1006 | (rtems_task_argument) &ctx->high_run[0] |
---|
1007 | ); |
---|
1008 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1009 | |
---|
1010 | sc = rtems_task_suspend(ctx->high_task_id[0]); |
---|
1011 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1012 | |
---|
1013 | sc = rtems_task_resume(ctx->high_task_id[0]); |
---|
1014 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1015 | |
---|
1016 | /* |
---|
1017 | * At this point the scheduler node of the main thread is in the |
---|
1018 | * SCHEDULER_SMP_NODE_READY state and a _Scheduler_SMP_Unblock() operation is |
---|
1019 | * performed. |
---|
1020 | */ |
---|
1021 | sc = rtems_event_transient_send(ctx->main_task_id); |
---|
1022 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1023 | |
---|
1024 | sc = rtems_task_suspend(ctx->high_task_id[0]); |
---|
1025 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1026 | } |
---|
1027 | |
---|
1028 | static void unblock_ready_owner(test_context *ctx) |
---|
1029 | { |
---|
1030 | rtems_status_code sc; |
---|
1031 | |
---|
1032 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
1033 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1034 | |
---|
1035 | assert_prio(RTEMS_SELF, 3); |
---|
1036 | |
---|
1037 | fire_timer(ctx, 2, unblock_ready_timer); |
---|
1038 | |
---|
1039 | sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
1040 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1041 | |
---|
1042 | rtems_test_assert(!ctx->high_run[0]); |
---|
1043 | } |
---|
1044 | |
---|
1045 | static void unblock_owner_before_rival_timer(rtems_id timer_id, void *arg) |
---|
1046 | { |
---|
1047 | test_context *ctx = arg; |
---|
1048 | rtems_status_code sc; |
---|
1049 | |
---|
1050 | sc = rtems_task_suspend(ctx->high_task_id[0]); |
---|
1051 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1052 | |
---|
1053 | sc = rtems_task_suspend(ctx->high_task_id[1]); |
---|
1054 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1055 | } |
---|
1056 | |
---|
1057 | static void unblock_owner_after_rival_timer(rtems_id timer_id, void *arg) |
---|
1058 | { |
---|
1059 | test_context *ctx = arg; |
---|
1060 | rtems_status_code sc; |
---|
1061 | |
---|
1062 | sc = rtems_task_suspend(ctx->high_task_id[1]); |
---|
1063 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1064 | |
---|
1065 | sc = rtems_task_suspend(ctx->high_task_id[0]); |
---|
1066 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1067 | } |
---|
1068 | |
---|
1069 | static void various_block_unblock(test_context *ctx) |
---|
1070 | { |
---|
1071 | rtems_status_code sc; |
---|
1072 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
---|
1073 | |
---|
1074 | /* Worker obtain (F) */ |
---|
1075 | barrier_and_delay(ctx, &barrier_state); |
---|
1076 | |
---|
1077 | sc = rtems_task_suspend(ctx->worker_ids[0]); |
---|
1078 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1079 | |
---|
1080 | busy_wait(); |
---|
1081 | |
---|
1082 | sc = rtems_task_start( |
---|
1083 | ctx->high_task_id[1], |
---|
1084 | run_task, |
---|
1085 | (rtems_task_argument) &ctx->high_run[1] |
---|
1086 | ); |
---|
1087 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1088 | |
---|
1089 | while (!ctx->high_run[1]) { |
---|
1090 | /* Do noting */ |
---|
1091 | } |
---|
1092 | |
---|
1093 | sc = rtems_task_resume(ctx->worker_ids[0]); |
---|
1094 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1095 | |
---|
1096 | /* Try to schedule a blocked active rival */ |
---|
1097 | |
---|
1098 | sc = rtems_task_suspend(ctx->worker_ids[0]); |
---|
1099 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1100 | |
---|
1101 | sc = rtems_task_suspend(ctx->high_task_id[1]); |
---|
1102 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1103 | |
---|
1104 | sc = rtems_task_resume(ctx->high_task_id[1]); |
---|
1105 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1106 | |
---|
1107 | sc = rtems_task_resume(ctx->worker_ids[0]); |
---|
1108 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1109 | |
---|
1110 | rtems_test_assert(rtems_get_current_processor() == 0); |
---|
1111 | |
---|
1112 | /* Use node of the active rival */ |
---|
1113 | |
---|
1114 | sc = rtems_task_suspend(ctx->high_task_id[1]); |
---|
1115 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1116 | |
---|
1117 | sc = rtems_task_resume(ctx->high_task_id[0]); |
---|
1118 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1119 | |
---|
1120 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
1121 | |
---|
1122 | sc = rtems_task_suspend(ctx->worker_ids[0]); |
---|
1123 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1124 | |
---|
1125 | sc = rtems_task_resume(ctx->worker_ids[0]); |
---|
1126 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1127 | |
---|
1128 | /* |
---|
1129 | * Try to schedule an active rival with an already scheduled active owner |
---|
1130 | * user. |
---|
1131 | */ |
---|
1132 | |
---|
1133 | fire_timer(ctx, 2, unblock_owner_before_rival_timer); |
---|
1134 | |
---|
1135 | /* This will take the processor away from us, the timer will help later */ |
---|
1136 | sc = rtems_task_resume(ctx->high_task_id[1]); |
---|
1137 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1138 | |
---|
1139 | /* |
---|
1140 | * Try to schedule an active owner with an already scheduled active rival |
---|
1141 | * user. |
---|
1142 | */ |
---|
1143 | |
---|
1144 | sc = rtems_task_resume(ctx->high_task_id[0]); |
---|
1145 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1146 | |
---|
1147 | fire_timer(ctx, 2, unblock_owner_after_rival_timer); |
---|
1148 | |
---|
1149 | /* This will take the processor away from us, the timer will help later */ |
---|
1150 | sc = rtems_task_resume(ctx->high_task_id[1]); |
---|
1151 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1152 | |
---|
1153 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
1154 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1155 | |
---|
1156 | rtems_test_assert(rtems_get_current_processor() == 0); |
---|
1157 | |
---|
1158 | assert_prio(RTEMS_SELF, 4); |
---|
1159 | |
---|
1160 | /* Worker done (G) */ |
---|
1161 | barrier(ctx, &barrier_state); |
---|
1162 | } |
---|
1163 | |
---|
1164 | static void start_low_task(test_context *ctx, size_t i) |
---|
1165 | { |
---|
1166 | rtems_status_code sc; |
---|
1167 | |
---|
1168 | sc = rtems_task_create( |
---|
1169 | rtems_build_name('L', 'O', 'W', '0' + i), |
---|
1170 | 255, |
---|
1171 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1172 | RTEMS_DEFAULT_MODES, |
---|
1173 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1174 | &ctx->low_task_id[i] |
---|
1175 | ); |
---|
1176 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1177 | |
---|
1178 | sc = rtems_task_set_scheduler(ctx->low_task_id[i], ctx->scheduler_ids[i], 5); |
---|
1179 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1180 | |
---|
1181 | sc = rtems_task_start( |
---|
1182 | ctx->low_task_id[i], |
---|
1183 | run_task, |
---|
1184 | (rtems_task_argument) &ctx->low_run[i] |
---|
1185 | ); |
---|
1186 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1187 | } |
---|
1188 | |
---|
1189 | static void test_mrsp_various_block_and_unblock(test_context *ctx) |
---|
1190 | { |
---|
1191 | rtems_status_code sc; |
---|
1192 | |
---|
1193 | puts("test MrsP various block and unblock"); |
---|
1194 | |
---|
1195 | change_prio(RTEMS_SELF, 4); |
---|
1196 | |
---|
1197 | barrier_init(ctx); |
---|
1198 | reset_switch_events(ctx); |
---|
1199 | |
---|
1200 | ctx->low_run[0] = false; |
---|
1201 | ctx->low_run[1] = false; |
---|
1202 | ctx->high_run[0] = false; |
---|
1203 | ctx->high_run[1] = false; |
---|
1204 | |
---|
1205 | create_mrsp_sema(ctx, &ctx->mrsp_ids[0], 3); |
---|
1206 | assert_prio(RTEMS_SELF, 4); |
---|
1207 | |
---|
1208 | sc = rtems_task_create( |
---|
1209 | rtems_build_name('H', 'I', 'G', '0'), |
---|
1210 | 2, |
---|
1211 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1212 | RTEMS_DEFAULT_MODES, |
---|
1213 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1214 | &ctx->high_task_id[0] |
---|
1215 | ); |
---|
1216 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1217 | |
---|
1218 | sc = rtems_task_create( |
---|
1219 | rtems_build_name('H', 'I', 'G', '1'), |
---|
1220 | 255, |
---|
1221 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1222 | RTEMS_DEFAULT_MODES, |
---|
1223 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1224 | &ctx->high_task_id[1] |
---|
1225 | ); |
---|
1226 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1227 | |
---|
1228 | sc = rtems_task_set_scheduler(ctx->high_task_id[1], ctx->scheduler_ids[1], 2); |
---|
1229 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1230 | |
---|
1231 | sc = rtems_task_create( |
---|
1232 | rtems_build_name('W', 'O', 'R', 'K'), |
---|
1233 | 255, |
---|
1234 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1235 | RTEMS_DEFAULT_MODES, |
---|
1236 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1237 | &ctx->worker_ids[0] |
---|
1238 | ); |
---|
1239 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1240 | |
---|
1241 | sc = rtems_task_set_scheduler(ctx->worker_ids[0], ctx->scheduler_ids[1], 4); |
---|
1242 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1243 | |
---|
1244 | sc = rtems_task_start(ctx->worker_ids[0], ready_unlock_worker, 0); |
---|
1245 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1246 | |
---|
1247 | create_timer(ctx); |
---|
1248 | |
---|
1249 | /* In case these tasks run, then we have a MrsP protocol violation */ |
---|
1250 | start_low_task(ctx, 0); |
---|
1251 | start_low_task(ctx, 1); |
---|
1252 | |
---|
1253 | unblock_ready_owner(ctx); |
---|
1254 | various_block_unblock(ctx); |
---|
1255 | |
---|
1256 | rtems_test_assert(!ctx->low_run[0]); |
---|
1257 | rtems_test_assert(!ctx->low_run[1]); |
---|
1258 | |
---|
1259 | print_switch_events(ctx); |
---|
1260 | delete_timer(ctx); |
---|
1261 | |
---|
1262 | sc = rtems_task_delete(ctx->high_task_id[0]); |
---|
1263 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1264 | |
---|
1265 | sc = rtems_task_delete(ctx->high_task_id[1]); |
---|
1266 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1267 | |
---|
1268 | sc = rtems_task_delete(ctx->worker_ids[0]); |
---|
1269 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1270 | |
---|
1271 | sc = rtems_task_delete(ctx->low_task_id[0]); |
---|
1272 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1273 | |
---|
1274 | sc = rtems_task_delete(ctx->low_task_id[1]); |
---|
1275 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1276 | |
---|
1277 | sc = rtems_semaphore_delete(ctx->mrsp_ids[0]); |
---|
1278 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1279 | } |
---|
1280 | |
---|
1281 | static void test_mrsp_obtain_and_sleep_and_release(test_context *ctx) |
---|
1282 | { |
---|
1283 | rtems_status_code sc; |
---|
1284 | rtems_id sem_id; |
---|
1285 | rtems_id run_task_id; |
---|
1286 | volatile bool run = false; |
---|
1287 | |
---|
1288 | puts("test MrsP obtain and sleep and release"); |
---|
1289 | |
---|
1290 | change_prio(RTEMS_SELF, 1); |
---|
1291 | |
---|
1292 | reset_switch_events(ctx); |
---|
1293 | |
---|
1294 | sc = rtems_task_create( |
---|
1295 | rtems_build_name(' ', 'R', 'U', 'N'), |
---|
1296 | 2, |
---|
1297 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1298 | RTEMS_DEFAULT_MODES, |
---|
1299 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1300 | &run_task_id |
---|
1301 | ); |
---|
1302 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1303 | |
---|
1304 | sc = rtems_task_start(run_task_id, run_task, (rtems_task_argument) &run); |
---|
1305 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1306 | |
---|
1307 | create_mrsp_sema(ctx, &sem_id, 1); |
---|
1308 | |
---|
1309 | rtems_test_assert(!run); |
---|
1310 | |
---|
1311 | sc = rtems_task_wake_after(2); |
---|
1312 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1313 | |
---|
1314 | rtems_test_assert(run); |
---|
1315 | run = false; |
---|
1316 | |
---|
1317 | sc = rtems_semaphore_obtain(sem_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
1318 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1319 | |
---|
1320 | rtems_test_assert(!run); |
---|
1321 | |
---|
1322 | sc = rtems_task_wake_after(2); |
---|
1323 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1324 | |
---|
1325 | rtems_test_assert(!run); |
---|
1326 | |
---|
1327 | sc = rtems_semaphore_release(sem_id); |
---|
1328 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1329 | |
---|
1330 | print_switch_events(ctx); |
---|
1331 | |
---|
1332 | sc = rtems_semaphore_delete(sem_id); |
---|
1333 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1334 | |
---|
1335 | sc = rtems_task_delete(run_task_id); |
---|
1336 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1337 | } |
---|
1338 | |
---|
1339 | static void help_task(rtems_task_argument arg) |
---|
1340 | { |
---|
1341 | test_context *ctx = &test_instance; |
---|
1342 | rtems_status_code sc; |
---|
1343 | |
---|
1344 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
1345 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1346 | |
---|
1347 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
1348 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1349 | |
---|
1350 | while (true) { |
---|
1351 | /* Do nothing */ |
---|
1352 | } |
---|
1353 | } |
---|
1354 | |
---|
1355 | static void test_mrsp_obtain_and_release_with_help(test_context *ctx) |
---|
1356 | { |
---|
1357 | rtems_status_code sc; |
---|
1358 | rtems_id help_task_id; |
---|
1359 | rtems_id run_task_id; |
---|
1360 | volatile bool run = false; |
---|
1361 | |
---|
1362 | puts("test MrsP obtain and release with help"); |
---|
1363 | |
---|
1364 | change_prio(RTEMS_SELF, 3); |
---|
1365 | |
---|
1366 | reset_switch_events(ctx); |
---|
1367 | |
---|
1368 | create_mrsp_sema(ctx, &ctx->mrsp_ids[0], 2); |
---|
1369 | |
---|
1370 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[0], RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
---|
1371 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1372 | |
---|
1373 | assert_prio(RTEMS_SELF, 2); |
---|
1374 | |
---|
1375 | sc = rtems_task_create( |
---|
1376 | rtems_build_name('H', 'E', 'L', 'P'), |
---|
1377 | 255, |
---|
1378 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1379 | RTEMS_DEFAULT_MODES, |
---|
1380 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1381 | &help_task_id |
---|
1382 | ); |
---|
1383 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1384 | |
---|
1385 | sc = rtems_task_set_scheduler( |
---|
1386 | help_task_id, |
---|
1387 | ctx->scheduler_ids[1], |
---|
1388 | 3 |
---|
1389 | ); |
---|
1390 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1391 | |
---|
1392 | sc = rtems_task_start(help_task_id, help_task, 0); |
---|
1393 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1394 | |
---|
1395 | sc = rtems_task_create( |
---|
1396 | rtems_build_name(' ', 'R', 'U', 'N'), |
---|
1397 | 4, |
---|
1398 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1399 | RTEMS_DEFAULT_MODES, |
---|
1400 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1401 | &run_task_id |
---|
1402 | ); |
---|
1403 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1404 | |
---|
1405 | sc = rtems_task_start(run_task_id, run_task, (rtems_task_argument) &run); |
---|
1406 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1407 | |
---|
1408 | wait_for_prio(help_task_id, 2); |
---|
1409 | |
---|
1410 | sc = rtems_task_wake_after(2); |
---|
1411 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1412 | |
---|
1413 | rtems_test_assert(rtems_get_current_processor() == 0); |
---|
1414 | rtems_test_assert(!run); |
---|
1415 | |
---|
1416 | change_prio(run_task_id, 1); |
---|
1417 | |
---|
1418 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
1419 | |
---|
1420 | while (!run) { |
---|
1421 | /* Wait */ |
---|
1422 | } |
---|
1423 | |
---|
1424 | sc = rtems_task_wake_after(2); |
---|
1425 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1426 | |
---|
1427 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
1428 | |
---|
1429 | change_prio(run_task_id, 4); |
---|
1430 | |
---|
1431 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
1432 | |
---|
1433 | /* |
---|
1434 | * With this operation the scheduler instance 0 has now only the main and the |
---|
1435 | * idle threads in the ready set. |
---|
1436 | */ |
---|
1437 | sc = rtems_task_suspend(run_task_id); |
---|
1438 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1439 | |
---|
1440 | rtems_test_assert(rtems_get_current_processor() == 1); |
---|
1441 | |
---|
1442 | change_prio(RTEMS_SELF, 1); |
---|
1443 | change_prio(RTEMS_SELF, 3); |
---|
1444 | |
---|
1445 | sc = rtems_semaphore_release(ctx->mrsp_ids[0]); |
---|
1446 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1447 | |
---|
1448 | rtems_test_assert(rtems_get_current_processor() == 0); |
---|
1449 | |
---|
1450 | assert_prio(RTEMS_SELF, 3); |
---|
1451 | |
---|
1452 | wait_for_prio(help_task_id, 3); |
---|
1453 | |
---|
1454 | print_switch_events(ctx); |
---|
1455 | |
---|
1456 | sc = rtems_semaphore_delete(ctx->mrsp_ids[0]); |
---|
1457 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1458 | |
---|
1459 | sc = rtems_task_delete(help_task_id); |
---|
1460 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1461 | |
---|
1462 | sc = rtems_task_delete(run_task_id); |
---|
1463 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1464 | } |
---|
1465 | |
---|
1466 | static uint32_t simple_random(uint32_t v) |
---|
1467 | { |
---|
1468 | v *= 1664525; |
---|
1469 | v += 1013904223; |
---|
1470 | |
---|
1471 | return v; |
---|
1472 | } |
---|
1473 | |
---|
1474 | static rtems_interval timeout(uint32_t v) |
---|
1475 | { |
---|
1476 | return (v >> 23) % 4; |
---|
1477 | } |
---|
1478 | |
---|
1479 | static void load_worker(rtems_task_argument index) |
---|
1480 | { |
---|
1481 | test_context *ctx = &test_instance; |
---|
1482 | rtems_status_code sc; |
---|
1483 | uint32_t v = index; |
---|
1484 | |
---|
1485 | while (!ctx->stop_worker[index]) { |
---|
1486 | uint32_t i = (v >> 13) % MRSP_COUNT; |
---|
1487 | |
---|
1488 | assert_prio(RTEMS_SELF, 3 + CPU_COUNT + index); |
---|
1489 | |
---|
1490 | if ((v >> 7) % 1024 == 0) { |
---|
1491 | /* Give some time to the lower priority tasks */ |
---|
1492 | |
---|
1493 | ++ctx->counters[index].sleep; |
---|
1494 | |
---|
1495 | sc = rtems_task_wake_after(1); |
---|
1496 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1497 | |
---|
1498 | ++ctx->counters[index].cpu[rtems_get_current_processor()]; |
---|
1499 | } else { |
---|
1500 | uint32_t n = (v >> 17) % (i + 1); |
---|
1501 | uint32_t s; |
---|
1502 | uint32_t t; |
---|
1503 | |
---|
1504 | /* Nested obtain */ |
---|
1505 | for (s = 0; s <= n; ++s) { |
---|
1506 | uint32_t k = i - s; |
---|
1507 | |
---|
1508 | sc = rtems_semaphore_obtain(ctx->mrsp_ids[k], RTEMS_WAIT, timeout(v)); |
---|
1509 | if (sc == RTEMS_SUCCESSFUL) { |
---|
1510 | ++ctx->counters[index].obtain[n]; |
---|
1511 | |
---|
1512 | assert_prio(RTEMS_SELF, 3 + k); |
---|
1513 | } else { |
---|
1514 | rtems_test_assert(sc == RTEMS_TIMEOUT); |
---|
1515 | |
---|
1516 | ++ctx->counters[index].timeout; |
---|
1517 | |
---|
1518 | break; |
---|
1519 | } |
---|
1520 | |
---|
1521 | ++ctx->counters[index].cpu[rtems_get_current_processor()]; |
---|
1522 | |
---|
1523 | v = simple_random(v); |
---|
1524 | } |
---|
1525 | |
---|
1526 | /* Release in reverse obtain order */ |
---|
1527 | for (t = 0; t < s; ++t) { |
---|
1528 | uint32_t k = i + t - s + 1; |
---|
1529 | |
---|
1530 | sc = rtems_semaphore_release(ctx->mrsp_ids[k]); |
---|
1531 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1532 | |
---|
1533 | ++ctx->counters[index].cpu[rtems_get_current_processor()]; |
---|
1534 | } |
---|
1535 | } |
---|
1536 | |
---|
1537 | v = simple_random(v); |
---|
1538 | } |
---|
1539 | |
---|
1540 | sc = rtems_semaphore_release(ctx->counting_sem_id); |
---|
1541 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1542 | |
---|
1543 | rtems_task_suspend(RTEMS_SELF); |
---|
1544 | rtems_test_assert(0); |
---|
1545 | } |
---|
1546 | |
---|
1547 | static void migration_task(rtems_task_argument arg) |
---|
1548 | { |
---|
1549 | test_context *ctx = &test_instance; |
---|
1550 | rtems_status_code sc; |
---|
1551 | uint32_t cpu_count = rtems_get_processor_count(); |
---|
1552 | uint32_t v = 0xdeadbeef; |
---|
1553 | |
---|
1554 | while (true) { |
---|
1555 | uint32_t cpu_index = (v >> 5) % cpu_count; |
---|
1556 | |
---|
1557 | sc = rtems_task_set_scheduler(RTEMS_SELF, ctx->scheduler_ids[cpu_index], 2); |
---|
1558 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1559 | |
---|
1560 | ++ctx->migration_counters[rtems_get_current_processor()]; |
---|
1561 | |
---|
1562 | v = simple_random(v); |
---|
1563 | } |
---|
1564 | } |
---|
1565 | |
---|
1566 | static void test_mrsp_load(test_context *ctx) |
---|
1567 | { |
---|
1568 | rtems_status_code sc; |
---|
1569 | uint32_t cpu_count = rtems_get_processor_count(); |
---|
1570 | uint32_t index; |
---|
1571 | |
---|
1572 | puts("test MrsP load"); |
---|
1573 | |
---|
1574 | change_prio(RTEMS_SELF, 2); |
---|
1575 | |
---|
1576 | sc = rtems_task_create( |
---|
1577 | rtems_build_name('M', 'I', 'G', 'R'), |
---|
1578 | 2, |
---|
1579 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1580 | RTEMS_DEFAULT_MODES, |
---|
1581 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1582 | &ctx->migration_task_id |
---|
1583 | ); |
---|
1584 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1585 | |
---|
1586 | sc = rtems_task_start(ctx->migration_task_id, migration_task, 0); |
---|
1587 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1588 | |
---|
1589 | sc = rtems_semaphore_create( |
---|
1590 | rtems_build_name('S', 'Y', 'N', 'C'), |
---|
1591 | 0, |
---|
1592 | RTEMS_COUNTING_SEMAPHORE, |
---|
1593 | 0, |
---|
1594 | &ctx->counting_sem_id |
---|
1595 | ); |
---|
1596 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1597 | |
---|
1598 | for (index = 0; index < MRSP_COUNT; ++index) { |
---|
1599 | create_mrsp_sema(ctx, &ctx->mrsp_ids[index], 3 + index); |
---|
1600 | } |
---|
1601 | |
---|
1602 | for (index = 0; index < cpu_count; ++index) { |
---|
1603 | uint32_t a = 2 * index; |
---|
1604 | uint32_t b = a + 1; |
---|
1605 | |
---|
1606 | sc = rtems_task_create( |
---|
1607 | 'A' + a, |
---|
1608 | 255, |
---|
1609 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1610 | RTEMS_DEFAULT_MODES, |
---|
1611 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1612 | &ctx->worker_ids[a] |
---|
1613 | ); |
---|
1614 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1615 | |
---|
1616 | sc = rtems_task_set_scheduler( |
---|
1617 | ctx->worker_ids[a], |
---|
1618 | ctx->scheduler_ids[index], |
---|
1619 | 3 + MRSP_COUNT + a |
---|
1620 | ); |
---|
1621 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1622 | |
---|
1623 | sc = rtems_task_start( |
---|
1624 | ctx->worker_ids[a], |
---|
1625 | load_worker, |
---|
1626 | (rtems_task_argument) a |
---|
1627 | ); |
---|
1628 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1629 | |
---|
1630 | sc = rtems_task_create( |
---|
1631 | 'A' + b, |
---|
1632 | 255, |
---|
1633 | RTEMS_MINIMUM_STACK_SIZE, |
---|
1634 | RTEMS_DEFAULT_MODES, |
---|
1635 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
1636 | &ctx->worker_ids[b] |
---|
1637 | ); |
---|
1638 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1639 | |
---|
1640 | sc = rtems_task_set_scheduler( |
---|
1641 | ctx->worker_ids[b], |
---|
1642 | ctx->scheduler_ids[index], |
---|
1643 | 3 + MRSP_COUNT + b |
---|
1644 | ); |
---|
1645 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1646 | |
---|
1647 | sc = rtems_task_start( |
---|
1648 | ctx->worker_ids[b], |
---|
1649 | load_worker, |
---|
1650 | (rtems_task_argument) b |
---|
1651 | ); |
---|
1652 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1653 | } |
---|
1654 | |
---|
1655 | sc = rtems_task_wake_after(30 * rtems_clock_get_ticks_per_second()); |
---|
1656 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1657 | |
---|
1658 | for (index = 0; index < 2 * cpu_count; ++index) { |
---|
1659 | ctx->stop_worker[index] = true; |
---|
1660 | } |
---|
1661 | |
---|
1662 | for (index = 0; index < 2 * cpu_count; ++index) { |
---|
1663 | sc = rtems_semaphore_obtain( |
---|
1664 | ctx->counting_sem_id, |
---|
1665 | RTEMS_WAIT, |
---|
1666 | RTEMS_NO_TIMEOUT |
---|
1667 | ); |
---|
1668 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1669 | } |
---|
1670 | |
---|
1671 | for (index = 0; index < 2 * cpu_count; ++index) { |
---|
1672 | sc = rtems_task_delete(ctx->worker_ids[index]); |
---|
1673 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1674 | } |
---|
1675 | |
---|
1676 | for (index = 0; index < MRSP_COUNT; ++index) { |
---|
1677 | sc = rtems_semaphore_delete(ctx->mrsp_ids[index]); |
---|
1678 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1679 | } |
---|
1680 | |
---|
1681 | sc = rtems_semaphore_delete(ctx->counting_sem_id); |
---|
1682 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1683 | |
---|
1684 | sc = rtems_task_delete(ctx->migration_task_id); |
---|
1685 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1686 | |
---|
1687 | for (index = 0; index < 2 * cpu_count; ++index) { |
---|
1688 | uint32_t nest_level; |
---|
1689 | uint32_t cpu_index; |
---|
1690 | |
---|
1691 | printf( |
---|
1692 | "worker[%" PRIu32 "]\n" |
---|
1693 | " sleep = %" PRIu32 "\n" |
---|
1694 | " timeout = %" PRIu32 "\n", |
---|
1695 | index, |
---|
1696 | ctx->counters[index].sleep, |
---|
1697 | ctx->counters[index].timeout |
---|
1698 | ); |
---|
1699 | |
---|
1700 | for (nest_level = 0; nest_level < MRSP_COUNT; ++nest_level) { |
---|
1701 | printf( |
---|
1702 | " obtain[%" PRIu32 "] = %" PRIu32 "\n", |
---|
1703 | nest_level, |
---|
1704 | ctx->counters[index].obtain[nest_level] |
---|
1705 | ); |
---|
1706 | } |
---|
1707 | |
---|
1708 | for (cpu_index = 0; cpu_index < cpu_count; ++cpu_index) { |
---|
1709 | printf( |
---|
1710 | " cpu[%" PRIu32 "] = %" PRIu32 "\n", |
---|
1711 | cpu_index, |
---|
1712 | ctx->counters[index].cpu[cpu_index] |
---|
1713 | ); |
---|
1714 | } |
---|
1715 | } |
---|
1716 | |
---|
1717 | for (index = 0; index < cpu_count; ++index) { |
---|
1718 | printf( |
---|
1719 | "migrations[%" PRIu32 "] = %" PRIu32 "\n", |
---|
1720 | index, |
---|
1721 | ctx->migration_counters[index] |
---|
1722 | ); |
---|
1723 | } |
---|
1724 | } |
---|
1725 | |
---|
1726 | static void Init(rtems_task_argument arg) |
---|
1727 | { |
---|
1728 | test_context *ctx = &test_instance; |
---|
1729 | rtems_status_code sc; |
---|
1730 | rtems_resource_snapshot snapshot; |
---|
1731 | uint32_t cpu_count = rtems_get_processor_count(); |
---|
1732 | uint32_t cpu_index; |
---|
1733 | |
---|
1734 | TEST_BEGIN(); |
---|
1735 | |
---|
1736 | rtems_resource_snapshot_take(&snapshot); |
---|
1737 | |
---|
1738 | ctx->main_task_id = rtems_task_self(); |
---|
1739 | |
---|
1740 | for (cpu_index = 0; cpu_index < MIN(2, cpu_count); ++cpu_index) { |
---|
1741 | sc = rtems_scheduler_ident(cpu_index, &ctx->scheduler_ids[cpu_index]); |
---|
1742 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1743 | } |
---|
1744 | |
---|
1745 | for (cpu_index = 2; cpu_index < cpu_count; ++cpu_index) { |
---|
1746 | sc = rtems_scheduler_ident( |
---|
1747 | cpu_index / 2 + 1, |
---|
1748 | &ctx->scheduler_ids[cpu_index] |
---|
1749 | ); |
---|
1750 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
---|
1751 | } |
---|
1752 | |
---|
1753 | test_mrsp_flush_error(ctx); |
---|
1754 | test_mrsp_initially_locked_error(); |
---|
1755 | test_mrsp_nested_obtain_error(ctx); |
---|
1756 | test_mrsp_deadlock_error(ctx); |
---|
1757 | test_mrsp_multiple_obtain(ctx); |
---|
1758 | |
---|
1759 | if (cpu_count > 1) { |
---|
1760 | test_mrsp_various_block_and_unblock(ctx); |
---|
1761 | test_mrsp_obtain_after_migration(ctx); |
---|
1762 | test_mrsp_obtain_and_sleep_and_release(ctx); |
---|
1763 | test_mrsp_obtain_and_release_with_help(ctx); |
---|
1764 | test_mrsp_obtain_and_release(ctx); |
---|
1765 | test_mrsp_load(ctx); |
---|
1766 | } |
---|
1767 | |
---|
1768 | rtems_test_assert(rtems_resource_snapshot_check(&snapshot)); |
---|
1769 | |
---|
1770 | TEST_END(); |
---|
1771 | rtems_test_exit(0); |
---|
1772 | } |
---|
1773 | |
---|
1774 | #define CONFIGURE_MICROSECONDS_PER_TICK 1000 |
---|
1775 | |
---|
1776 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
---|
1777 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
---|
1778 | |
---|
1779 | #define CONFIGURE_MAXIMUM_TASKS (2 * CPU_COUNT + 2) |
---|
1780 | #define CONFIGURE_MAXIMUM_SEMAPHORES (MRSP_COUNT + 1) |
---|
1781 | #define CONFIGURE_MAXIMUM_MRSP_SEMAPHORES MRSP_COUNT |
---|
1782 | #define CONFIGURE_MAXIMUM_TIMERS 1 |
---|
1783 | |
---|
1784 | #define CONFIGURE_MAXIMUM_PROCESSORS CPU_COUNT |
---|
1785 | |
---|
1786 | #define CONFIGURE_SCHEDULER_SIMPLE_SMP |
---|
1787 | |
---|
1788 | #include <rtems/scheduler.h> |
---|
1789 | |
---|
1790 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(0); |
---|
1791 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(1); |
---|
1792 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(2); |
---|
1793 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(3); |
---|
1794 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(4); |
---|
1795 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(5); |
---|
1796 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(6); |
---|
1797 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(7); |
---|
1798 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(8); |
---|
1799 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(9); |
---|
1800 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(10); |
---|
1801 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(11); |
---|
1802 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(12); |
---|
1803 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(13); |
---|
1804 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(14); |
---|
1805 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(15); |
---|
1806 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(16); |
---|
1807 | |
---|
1808 | #define CONFIGURE_SCHEDULER_CONTROLS \ |
---|
1809 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(0, 0), \ |
---|
1810 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(1, 1), \ |
---|
1811 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(2, 2), \ |
---|
1812 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(3, 3), \ |
---|
1813 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(4, 4), \ |
---|
1814 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(5, 5), \ |
---|
1815 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(6, 6), \ |
---|
1816 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(7, 7), \ |
---|
1817 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(8, 8), \ |
---|
1818 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(9, 9), \ |
---|
1819 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(10, 10), \ |
---|
1820 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(11, 11), \ |
---|
1821 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(12, 12), \ |
---|
1822 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(13, 13), \ |
---|
1823 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(14, 14), \ |
---|
1824 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(15, 15), \ |
---|
1825 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(16, 16) |
---|
1826 | |
---|
1827 | #define CONFIGURE_SMP_SCHEDULER_ASSIGNMENTS \ |
---|
1828 | RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \ |
---|
1829 | RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1830 | RTEMS_SCHEDULER_ASSIGN(2, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1831 | RTEMS_SCHEDULER_ASSIGN(2, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1832 | RTEMS_SCHEDULER_ASSIGN(3, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1833 | RTEMS_SCHEDULER_ASSIGN(3, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1834 | RTEMS_SCHEDULER_ASSIGN(4, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1835 | RTEMS_SCHEDULER_ASSIGN(4, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1836 | RTEMS_SCHEDULER_ASSIGN(5, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1837 | RTEMS_SCHEDULER_ASSIGN(5, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1838 | RTEMS_SCHEDULER_ASSIGN(6, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1839 | RTEMS_SCHEDULER_ASSIGN(6, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1840 | RTEMS_SCHEDULER_ASSIGN(7, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1841 | RTEMS_SCHEDULER_ASSIGN(7, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1842 | RTEMS_SCHEDULER_ASSIGN(8, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1843 | RTEMS_SCHEDULER_ASSIGN(8, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1844 | RTEMS_SCHEDULER_ASSIGN(9, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1845 | RTEMS_SCHEDULER_ASSIGN(9, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1846 | RTEMS_SCHEDULER_ASSIGN(10, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1847 | RTEMS_SCHEDULER_ASSIGN(10, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1848 | RTEMS_SCHEDULER_ASSIGN(11, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1849 | RTEMS_SCHEDULER_ASSIGN(11, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1850 | RTEMS_SCHEDULER_ASSIGN(12, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1851 | RTEMS_SCHEDULER_ASSIGN(12, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1852 | RTEMS_SCHEDULER_ASSIGN(13, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1853 | RTEMS_SCHEDULER_ASSIGN(13, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1854 | RTEMS_SCHEDULER_ASSIGN(14, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1855 | RTEMS_SCHEDULER_ASSIGN(14, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1856 | RTEMS_SCHEDULER_ASSIGN(15, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1857 | RTEMS_SCHEDULER_ASSIGN(15, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1858 | RTEMS_SCHEDULER_ASSIGN(16, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
---|
1859 | RTEMS_SCHEDULER_ASSIGN(16, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL) |
---|
1860 | |
---|
1861 | #define CONFIGURE_INITIAL_EXTENSIONS \ |
---|
1862 | { .thread_switch = switch_extension }, \ |
---|
1863 | RTEMS_TEST_INITIAL_EXTENSION |
---|
1864 | |
---|
1865 | #define CONFIGURE_INIT_TASK_NAME rtems_build_name('M', 'A', 'I', 'N') |
---|
1866 | #define CONFIGURE_INIT_TASK_PRIORITY 2 |
---|
1867 | |
---|
1868 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
---|
1869 | |
---|
1870 | #define CONFIGURE_INIT |
---|
1871 | |
---|
1872 | #include <rtems/confdefs.h> |
---|