1 | /* |
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2 | * Copyright (c) 2016 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 <inttypes.h> |
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20 | #include <string.h> |
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21 | #include <stdio.h> |
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22 | |
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23 | #include <rtems.h> |
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24 | #include <rtems/libcsupport.h> |
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25 | |
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26 | #include "tmacros.h" |
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27 | |
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28 | const char rtems_test_name[] = "SMPSCHEDULER 4"; |
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29 | |
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30 | #define CPU_COUNT 32 |
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31 | |
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32 | #define PRIO_MIGRATION 2 |
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33 | |
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34 | #define PRIO_SCHEDULER 3 |
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35 | |
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36 | typedef struct { |
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37 | rtems_id migration_task; |
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38 | rtems_id scheduler_task; |
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39 | rtems_id scheduler_ids[CPU_COUNT]; |
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40 | uint32_t migration_counter RTEMS_ALIGNED(CPU_CACHE_LINE_BYTES); |
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41 | uint32_t scheduler_counter RTEMS_ALIGNED(CPU_CACHE_LINE_BYTES); |
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42 | } test_context; |
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43 | |
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44 | static test_context test_instance; |
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45 | |
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46 | static void migration_task(rtems_task_argument arg) |
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47 | { |
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48 | test_context *ctx = (test_context *) arg; |
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49 | uint32_t cpu_count = rtems_get_processor_count(); |
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50 | uint32_t cpu_index = rtems_get_current_processor(); |
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51 | |
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52 | while (true) { |
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53 | rtems_status_code sc; |
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54 | |
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55 | cpu_index = (cpu_index + 1) % cpu_count; |
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56 | |
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57 | sc = rtems_task_set_scheduler( |
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58 | RTEMS_SELF, |
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59 | ctx->scheduler_ids[cpu_index], |
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60 | PRIO_MIGRATION |
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61 | ); |
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62 | |
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63 | if (sc == RTEMS_UNSATISFIED) { |
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64 | continue; |
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65 | } |
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66 | |
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67 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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68 | rtems_test_assert(cpu_index == rtems_get_current_processor()); |
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69 | ++ctx->migration_counter; |
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70 | } |
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71 | } |
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72 | |
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73 | static void scheduler_task(rtems_task_argument arg) |
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74 | { |
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75 | test_context *ctx = (test_context *) arg; |
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76 | uint32_t cpu_count = rtems_get_processor_count(); |
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77 | uint32_t cpu_index = rtems_get_current_processor(); |
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78 | |
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79 | while (true) { |
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80 | rtems_status_code sc; |
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81 | |
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82 | cpu_index = (cpu_index - 1) % cpu_count; |
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83 | |
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84 | if (cpu_index == 0) { |
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85 | cpu_index = 1; |
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86 | } |
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87 | |
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88 | do { |
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89 | sc = rtems_scheduler_remove_processor( |
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90 | ctx->scheduler_ids[cpu_index], |
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91 | cpu_index |
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92 | ); |
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93 | } while (sc == RTEMS_RESOURCE_IN_USE); |
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94 | |
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95 | sc = rtems_scheduler_add_processor( |
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96 | ctx->scheduler_ids[cpu_index], |
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97 | cpu_index |
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98 | ); |
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99 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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100 | |
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101 | ++ctx->scheduler_counter; |
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102 | } |
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103 | } |
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104 | |
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105 | static void test(test_context *ctx) |
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106 | { |
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107 | rtems_status_code sc; |
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108 | uint32_t i; |
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109 | |
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110 | for (i = 0; i < rtems_get_processor_count(); ++i) { |
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111 | sc = rtems_scheduler_ident(i, &ctx->scheduler_ids[i]); |
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112 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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113 | } |
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114 | |
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115 | sc = rtems_task_create( |
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116 | rtems_build_name('M', 'I', 'G', 'R'), |
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117 | PRIO_MIGRATION, |
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118 | RTEMS_MINIMUM_STACK_SIZE, |
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119 | RTEMS_DEFAULT_MODES, |
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120 | RTEMS_DEFAULT_ATTRIBUTES, |
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121 | &ctx->migration_task |
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122 | ); |
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123 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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124 | |
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125 | sc = rtems_task_start( |
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126 | ctx->migration_task, |
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127 | migration_task, |
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128 | (rtems_task_argument) ctx |
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129 | ); |
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130 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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131 | |
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132 | sc = rtems_task_create( |
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133 | rtems_build_name('S', 'C', 'H', 'D'), |
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134 | PRIO_SCHEDULER, |
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135 | RTEMS_MINIMUM_STACK_SIZE, |
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136 | RTEMS_DEFAULT_MODES, |
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137 | RTEMS_DEFAULT_ATTRIBUTES, |
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138 | &ctx->scheduler_task |
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139 | ); |
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140 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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141 | |
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142 | sc = rtems_task_start( |
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143 | ctx->scheduler_task, |
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144 | scheduler_task, |
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145 | (rtems_task_argument) ctx |
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146 | ); |
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147 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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148 | |
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149 | sc = rtems_task_wake_after(10 * rtems_clock_get_ticks_per_second()); |
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150 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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151 | |
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152 | sc = rtems_task_delete(ctx->migration_task); |
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153 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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154 | |
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155 | sc = rtems_task_delete(ctx->scheduler_task); |
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156 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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157 | |
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158 | printf( |
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159 | "migration counter = %" PRIu32 "\n" |
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160 | "scheduler counter = %" PRIu32 "\n", |
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161 | ctx->migration_counter, |
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162 | ctx->scheduler_counter |
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163 | ); |
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164 | } |
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165 | |
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166 | static void Init(rtems_task_argument arg) |
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167 | { |
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168 | rtems_resource_snapshot snapshot; |
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169 | |
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170 | TEST_BEGIN(); |
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171 | rtems_resource_snapshot_take(&snapshot); |
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172 | test(&test_instance); |
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173 | rtems_test_assert(rtems_resource_snapshot_check(&snapshot)); |
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174 | TEST_END(); |
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175 | rtems_test_exit(0); |
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176 | } |
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177 | |
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178 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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179 | #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER |
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180 | |
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181 | #define CONFIGURE_MAXIMUM_TASKS 3 |
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182 | |
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183 | #define CONFIGURE_MAXIMUM_PROCESSORS CPU_COUNT |
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184 | |
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185 | #define CONFIGURE_SCHEDULER_SIMPLE_SMP |
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186 | |
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187 | #include <rtems/scheduler.h> |
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188 | |
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189 | RTEMS_SCHEDULER_SIMPLE_SMP(0); |
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190 | RTEMS_SCHEDULER_SIMPLE_SMP(1); |
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191 | RTEMS_SCHEDULER_SIMPLE_SMP(2); |
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192 | RTEMS_SCHEDULER_SIMPLE_SMP(3); |
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193 | RTEMS_SCHEDULER_SIMPLE_SMP(4); |
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194 | RTEMS_SCHEDULER_SIMPLE_SMP(5); |
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195 | RTEMS_SCHEDULER_SIMPLE_SMP(6); |
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196 | RTEMS_SCHEDULER_SIMPLE_SMP(7); |
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197 | RTEMS_SCHEDULER_SIMPLE_SMP(8); |
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198 | RTEMS_SCHEDULER_SIMPLE_SMP(9); |
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199 | RTEMS_SCHEDULER_SIMPLE_SMP(10); |
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200 | RTEMS_SCHEDULER_SIMPLE_SMP(11); |
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201 | RTEMS_SCHEDULER_SIMPLE_SMP(12); |
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202 | RTEMS_SCHEDULER_SIMPLE_SMP(13); |
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203 | RTEMS_SCHEDULER_SIMPLE_SMP(14); |
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204 | RTEMS_SCHEDULER_SIMPLE_SMP(15); |
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205 | RTEMS_SCHEDULER_SIMPLE_SMP(16); |
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206 | RTEMS_SCHEDULER_SIMPLE_SMP(17); |
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207 | RTEMS_SCHEDULER_SIMPLE_SMP(18); |
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208 | RTEMS_SCHEDULER_SIMPLE_SMP(19); |
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209 | RTEMS_SCHEDULER_SIMPLE_SMP(20); |
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210 | RTEMS_SCHEDULER_SIMPLE_SMP(21); |
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211 | RTEMS_SCHEDULER_SIMPLE_SMP(22); |
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212 | RTEMS_SCHEDULER_SIMPLE_SMP(23); |
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213 | RTEMS_SCHEDULER_SIMPLE_SMP(24); |
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214 | RTEMS_SCHEDULER_SIMPLE_SMP(25); |
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215 | RTEMS_SCHEDULER_SIMPLE_SMP(26); |
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216 | RTEMS_SCHEDULER_SIMPLE_SMP(27); |
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217 | RTEMS_SCHEDULER_SIMPLE_SMP(28); |
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218 | RTEMS_SCHEDULER_SIMPLE_SMP(29); |
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219 | RTEMS_SCHEDULER_SIMPLE_SMP(30); |
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220 | RTEMS_SCHEDULER_SIMPLE_SMP(31); |
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221 | |
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222 | #define CONFIGURE_SCHEDULER_TABLE_ENTRIES \ |
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223 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(0, 0), \ |
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224 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(1, 1), \ |
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225 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(2, 2), \ |
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226 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(3, 3), \ |
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227 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(4, 4), \ |
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228 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(5, 5), \ |
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229 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(6, 6), \ |
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230 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(7, 7), \ |
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231 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(8, 8), \ |
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232 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(9, 9), \ |
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233 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(10, 10), \ |
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234 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(11, 11), \ |
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235 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(12, 12), \ |
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236 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(13, 13), \ |
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237 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(14, 14), \ |
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238 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(15, 15), \ |
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239 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(16, 16), \ |
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240 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(17, 17), \ |
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241 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(18, 18), \ |
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242 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(19, 19), \ |
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243 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(20, 20), \ |
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244 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(21, 21), \ |
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245 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(22, 22), \ |
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246 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(23, 23), \ |
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247 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(24, 24), \ |
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248 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(25, 25), \ |
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249 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(26, 26), \ |
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250 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(27, 27), \ |
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251 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(28, 28), \ |
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252 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(29, 29), \ |
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253 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(30, 30), \ |
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254 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(31, 31) |
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255 | |
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256 | #define CONFIGURE_SCHEDULER_ASSIGNMENTS \ |
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257 | RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \ |
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258 | RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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259 | RTEMS_SCHEDULER_ASSIGN(2, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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260 | RTEMS_SCHEDULER_ASSIGN(3, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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261 | RTEMS_SCHEDULER_ASSIGN(4, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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262 | RTEMS_SCHEDULER_ASSIGN(5, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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263 | RTEMS_SCHEDULER_ASSIGN(6, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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264 | RTEMS_SCHEDULER_ASSIGN(7, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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265 | RTEMS_SCHEDULER_ASSIGN(8, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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266 | RTEMS_SCHEDULER_ASSIGN(9, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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267 | RTEMS_SCHEDULER_ASSIGN(10, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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268 | RTEMS_SCHEDULER_ASSIGN(11, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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269 | RTEMS_SCHEDULER_ASSIGN(12, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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270 | RTEMS_SCHEDULER_ASSIGN(13, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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271 | RTEMS_SCHEDULER_ASSIGN(14, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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272 | RTEMS_SCHEDULER_ASSIGN(15, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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273 | RTEMS_SCHEDULER_ASSIGN(16, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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274 | RTEMS_SCHEDULER_ASSIGN(17, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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275 | RTEMS_SCHEDULER_ASSIGN(18, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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276 | RTEMS_SCHEDULER_ASSIGN(19, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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277 | RTEMS_SCHEDULER_ASSIGN(20, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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278 | RTEMS_SCHEDULER_ASSIGN(21, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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279 | RTEMS_SCHEDULER_ASSIGN(22, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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280 | RTEMS_SCHEDULER_ASSIGN(23, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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281 | RTEMS_SCHEDULER_ASSIGN(24, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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282 | RTEMS_SCHEDULER_ASSIGN(25, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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283 | RTEMS_SCHEDULER_ASSIGN(26, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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284 | RTEMS_SCHEDULER_ASSIGN(27, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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285 | RTEMS_SCHEDULER_ASSIGN(28, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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286 | RTEMS_SCHEDULER_ASSIGN(29, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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287 | RTEMS_SCHEDULER_ASSIGN(30, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \ |
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288 | RTEMS_SCHEDULER_ASSIGN(31, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL) |
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289 | |
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290 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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291 | |
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292 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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293 | |
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294 | #define CONFIGURE_INIT |
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295 | |
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296 | #include <rtems/confdefs.h> |
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