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