1 | /* |
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2 | * Copyright (c) 2014 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 <stdio.h> |
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20 | #include <inttypes.h> |
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21 | |
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22 | #include <rtems.h> |
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23 | #include <rtems/libcsupport.h> |
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24 | #include <rtems/score/threadimpl.h> |
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25 | #include <rtems/score/schedulersmpimpl.h> |
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26 | |
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27 | #include "tmacros.h" |
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28 | |
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29 | const char rtems_test_name[] = "SMPSCHEDULER 3"; |
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30 | |
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31 | #define CPU_MAX 3 |
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32 | |
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33 | #define SCHED_NAME(i) rtems_build_name(' ', ' ', ' ', (char) ('A' + (i))) |
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34 | |
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35 | typedef struct { |
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36 | rtems_id barrier_id; |
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37 | rtems_id task_id[CPU_MAX]; |
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38 | uint32_t cpu_index[CPU_MAX]; |
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39 | } test_context; |
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40 | |
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41 | static test_context test_instance; |
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42 | |
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43 | static void barrier_wait(test_context *ctx) |
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44 | { |
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45 | rtems_status_code sc; |
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46 | |
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47 | sc = rtems_barrier_wait(ctx->barrier_id, RTEMS_NO_TIMEOUT); |
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48 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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49 | } |
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50 | |
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51 | static void task(rtems_task_argument arg) |
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52 | { |
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53 | rtems_test_assert(0); |
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54 | } |
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55 | |
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56 | static void test_case( |
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57 | Thread_Control *executing, |
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58 | Scheduler_SMP_Node *node, |
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59 | Scheduler_SMP_Node_state start_state, |
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60 | Priority_Control prio, |
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61 | bool prepend_it, |
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62 | Scheduler_SMP_Node_state new_state |
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63 | ) |
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64 | { |
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65 | switch (start_state) { |
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66 | case SCHEDULER_SMP_NODE_SCHEDULED: |
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67 | _Thread_Change_priority(executing, 1, true); |
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68 | break; |
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69 | case SCHEDULER_SMP_NODE_READY: |
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70 | _Thread_Change_priority(executing, 4, true); |
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71 | break; |
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72 | default: |
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73 | rtems_test_assert(0); |
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74 | break; |
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75 | } |
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76 | rtems_test_assert(node->state == start_state); |
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77 | |
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78 | _Thread_Change_priority(executing, prio, prepend_it); |
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79 | rtems_test_assert(node->state == new_state); |
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80 | } |
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81 | |
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82 | static const Scheduler_SMP_Node_state states[2] = { |
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83 | SCHEDULER_SMP_NODE_SCHEDULED, |
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84 | SCHEDULER_SMP_NODE_READY |
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85 | }; |
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86 | |
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87 | static const Priority_Control priorities[2] = { 2, 5 }; |
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88 | |
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89 | static const bool prepend_it[2] = { true, false }; |
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90 | |
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91 | static void test_change_priority(void) |
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92 | { |
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93 | rtems_status_code sc; |
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94 | rtems_id task_id; |
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95 | Thread_Control *executing; |
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96 | Scheduler_SMP_Node *node; |
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97 | size_t i; |
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98 | size_t j; |
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99 | size_t k; |
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100 | |
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101 | sc = rtems_task_create( |
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102 | rtems_build_name('T', 'A', 'S', 'K'), |
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103 | 3, |
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104 | RTEMS_MINIMUM_STACK_SIZE, |
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105 | RTEMS_DEFAULT_MODES, |
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106 | RTEMS_DEFAULT_ATTRIBUTES, |
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107 | &task_id |
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108 | ); |
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109 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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110 | |
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111 | sc = rtems_task_start(task_id, task, 0); |
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112 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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113 | |
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114 | _Thread_Disable_dispatch(); |
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115 | |
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116 | executing = _Thread_Executing; |
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117 | node = _Scheduler_SMP_Node_get( executing ); |
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118 | |
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119 | for (i = 0; i < RTEMS_ARRAY_SIZE(states); ++i) { |
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120 | for (j = 0; j < RTEMS_ARRAY_SIZE(priorities); ++j) { |
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121 | for (k = 0; k < RTEMS_ARRAY_SIZE(prepend_it); ++k) { |
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122 | test_case( |
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123 | executing, |
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124 | node, |
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125 | states[i], |
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126 | priorities[j], |
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127 | prepend_it[k], |
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128 | states[j] |
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129 | ); |
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130 | } |
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131 | } |
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132 | } |
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133 | |
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134 | _Thread_Change_priority(executing, 1, true); |
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135 | rtems_test_assert(node->state == SCHEDULER_SMP_NODE_SCHEDULED); |
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136 | |
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137 | _Thread_Enable_dispatch(); |
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138 | |
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139 | sc = rtems_task_delete(task_id); |
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140 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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141 | } |
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142 | |
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143 | static void test_task(rtems_task_argument arg) |
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144 | { |
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145 | test_context *ctx = &test_instance; |
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146 | |
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147 | test_change_priority(); |
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148 | |
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149 | ctx->cpu_index[arg] = rtems_get_current_processor(); |
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150 | |
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151 | barrier_wait(ctx); |
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152 | |
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153 | rtems_task_suspend(RTEMS_SELF); |
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154 | rtems_test_assert(0); |
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155 | } |
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156 | |
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157 | static void done(uint32_t cpu_index) |
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158 | { |
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159 | printf("test done on processor %" PRIu32 "\n", cpu_index); |
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160 | } |
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161 | |
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162 | static void Init(rtems_task_argument arg) |
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163 | { |
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164 | test_context *ctx = &test_instance; |
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165 | rtems_status_code sc; |
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166 | rtems_resource_snapshot snapshot; |
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167 | uint32_t cpu_count = rtems_get_processor_count(); |
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168 | uint32_t cpu_index; |
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169 | |
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170 | TEST_BEGIN(); |
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171 | |
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172 | rtems_resource_snapshot_take(&snapshot); |
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173 | |
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174 | sc = rtems_barrier_create( |
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175 | rtems_build_name('B', 'A', 'R', 'I'), |
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176 | RTEMS_BARRIER_AUTOMATIC_RELEASE, |
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177 | cpu_count, |
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178 | &ctx->barrier_id |
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179 | ); |
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180 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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181 | |
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182 | for (cpu_index = 1; cpu_index < cpu_count; ++cpu_index) { |
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183 | rtems_id scheduler_id; |
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184 | |
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185 | sc = rtems_task_create( |
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186 | rtems_build_name('T', 'A', 'S', 'K'), |
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187 | 1, |
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188 | RTEMS_MINIMUM_STACK_SIZE, |
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189 | RTEMS_DEFAULT_MODES, |
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190 | RTEMS_DEFAULT_ATTRIBUTES, |
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191 | &ctx->task_id[cpu_index] |
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192 | ); |
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193 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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194 | |
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195 | sc = rtems_scheduler_ident(SCHED_NAME(cpu_index), &scheduler_id); |
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196 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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197 | |
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198 | sc = rtems_task_set_scheduler(ctx->task_id[cpu_index], scheduler_id); |
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199 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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200 | |
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201 | sc = rtems_task_start(ctx->task_id[cpu_index], test_task, cpu_index); |
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202 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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203 | } |
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204 | |
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205 | test_change_priority(); |
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206 | |
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207 | barrier_wait(ctx); |
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208 | |
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209 | sc = rtems_barrier_delete(ctx->barrier_id); |
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210 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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211 | |
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212 | done(0); |
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213 | |
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214 | for (cpu_index = 1; cpu_index < cpu_count; ++cpu_index) { |
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215 | sc = rtems_task_delete(ctx->task_id[cpu_index]); |
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216 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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217 | |
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218 | rtems_test_assert(ctx->cpu_index[cpu_index] == cpu_index); |
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219 | |
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220 | done(cpu_index); |
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221 | } |
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222 | |
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223 | rtems_test_assert(rtems_resource_snapshot_check(&snapshot)); |
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224 | |
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225 | TEST_END(); |
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226 | rtems_test_exit(0); |
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227 | } |
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228 | |
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229 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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230 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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231 | |
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232 | #define CONFIGURE_SMP_APPLICATION |
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233 | |
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234 | #define CONFIGURE_SMP_MAXIMUM_PROCESSORS CPU_MAX |
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235 | |
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236 | #define CONFIGURE_MAXIMUM_PRIORITY 255 |
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237 | |
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238 | #define CONFIGURE_SCHEDULER_PRIORITY_SMP |
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239 | #define CONFIGURE_SCHEDULER_SIMPLE_SMP |
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240 | #define CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP |
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241 | |
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242 | #include <rtems/scheduler.h> |
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243 | |
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244 | RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP(a, CONFIGURE_MAXIMUM_PRIORITY + 1); |
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245 | |
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246 | RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(b); |
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247 | |
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248 | RTEMS_SCHEDULER_CONTEXT_PRIORITY_AFFINITY_SMP( |
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249 | c, |
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250 | CONFIGURE_MAXIMUM_PRIORITY + 1 |
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251 | ); |
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252 | |
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253 | #define CONFIGURE_SCHEDULER_CONTROLS \ |
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254 | RTEMS_SCHEDULER_CONTROL_PRIORITY_SMP(a, SCHED_NAME(0)), \ |
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255 | RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP(b, SCHED_NAME(1)), \ |
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256 | RTEMS_SCHEDULER_CONTROL_PRIORITY_AFFINITY_SMP(c, SCHED_NAME(2)) |
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257 | |
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258 | #define CONFIGURE_SMP_SCHEDULER_ASSIGNMENTS \ |
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259 | RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \ |
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260 | RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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261 | RTEMS_SCHEDULER_ASSIGN(2, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL) |
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262 | |
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263 | #define CONFIGURE_MAXIMUM_TASKS 6 |
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264 | #define CONFIGURE_MAXIMUM_BARRIERS 1 |
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265 | |
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266 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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267 | |
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268 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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269 | |
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270 | #define CONFIGURE_INIT |
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271 | |
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272 | #include <rtems/confdefs.h> |
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