1 | /* |
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2 | * Copyright (c) 2017 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 "tmacros.h" |
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20 | |
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21 | #include <rtems.h> |
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22 | |
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23 | const char rtems_test_name[] = "SMPSCHEDEDF 3"; |
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24 | |
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25 | #define CPU_COUNT 32 |
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26 | |
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27 | #define TASK_COUNT (3 * CPU_COUNT) |
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28 | |
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29 | typedef struct { |
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30 | rtems_id task_ids[TASK_COUNT]; |
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31 | } test_context; |
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32 | |
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33 | static test_context test_instance; |
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34 | |
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35 | static void wait_task(rtems_task_argument arg) |
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36 | { |
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37 | (void) arg; |
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38 | |
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39 | while (true) { |
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40 | rtems_status_code sc; |
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41 | |
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42 | sc = rtems_task_wake_after(1); |
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43 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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44 | } |
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45 | } |
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46 | |
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47 | static uint32_t simple_random(uint32_t v) |
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48 | { |
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49 | v *= 1664525; |
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50 | v += 1013904223; |
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51 | return v; |
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52 | } |
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53 | |
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54 | static void affinity_task(rtems_task_argument arg) |
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55 | { |
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56 | uint32_t v; |
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57 | uint32_t n; |
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58 | |
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59 | v = (uint32_t) arg; |
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60 | n = rtems_get_processor_count(); |
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61 | |
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62 | while (true) { |
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63 | rtems_status_code sc; |
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64 | cpu_set_t set; |
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65 | |
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66 | CPU_ZERO(&set); |
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67 | CPU_SET((v >> 13) % n, &set); |
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68 | v = simple_random(v); |
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69 | |
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70 | sc = rtems_task_set_affinity(RTEMS_SELF, sizeof(set), &set); |
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71 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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72 | } |
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73 | } |
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74 | |
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75 | static void create_and_start_task( |
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76 | test_context *ctx, |
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77 | rtems_task_entry entry, |
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78 | size_t i, |
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79 | size_t j |
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80 | ) |
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81 | { |
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82 | rtems_status_code sc; |
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83 | |
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84 | j = j * CPU_COUNT + i; |
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85 | |
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86 | sc = rtems_task_create( |
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87 | rtems_build_name('E', 'D', 'F', ' '), |
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88 | i + 2, |
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89 | RTEMS_MINIMUM_STACK_SIZE, |
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90 | RTEMS_DEFAULT_MODES, |
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91 | RTEMS_DEFAULT_ATTRIBUTES, |
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92 | &ctx->task_ids[j] |
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93 | ); |
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94 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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95 | |
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96 | sc = rtems_task_start(ctx->task_ids[j], entry, j); |
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97 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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98 | } |
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99 | |
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100 | static void delete_task( |
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101 | test_context *ctx, |
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102 | size_t i, |
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103 | size_t j |
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104 | ) |
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105 | { |
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106 | rtems_status_code sc; |
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107 | |
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108 | j = j * CPU_COUNT + i; |
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109 | |
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110 | sc = rtems_task_delete(ctx->task_ids[j]); |
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111 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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112 | } |
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113 | |
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114 | static void test(test_context *ctx) |
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115 | { |
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116 | rtems_status_code sc; |
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117 | size_t i; |
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118 | |
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119 | for (i = 0; i < CPU_COUNT; ++i) { |
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120 | create_and_start_task(ctx, wait_task, i, 0); |
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121 | create_and_start_task(ctx, affinity_task, i, 1); |
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122 | create_and_start_task(ctx, affinity_task, i, 2); |
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123 | } |
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124 | |
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125 | sc = rtems_task_wake_after(10 * rtems_clock_get_ticks_per_second()); |
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126 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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127 | |
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128 | for (i = 0; i < CPU_COUNT; ++i) { |
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129 | delete_task(ctx, i, 0); |
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130 | delete_task(ctx, i, 1); |
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131 | delete_task(ctx, i, 2); |
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132 | } |
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133 | } |
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134 | |
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135 | static void Init(rtems_task_argument arg) |
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136 | { |
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137 | TEST_BEGIN(); |
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138 | test(&test_instance); |
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139 | TEST_END(); |
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140 | rtems_test_exit(0); |
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141 | } |
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142 | |
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143 | #define CONFIGURE_MICROSECONDS_PER_TICK 1000 |
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144 | |
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145 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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146 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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147 | |
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148 | #define CONFIGURE_MAXIMUM_TASKS (1 + TASK_COUNT) |
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149 | |
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150 | #define CONFIGURE_MAXIMUM_PROCESSORS CPU_COUNT |
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151 | |
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152 | #define CONFIGURE_SCHEDULER_EDF_SMP |
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153 | |
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154 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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155 | |
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156 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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157 | |
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158 | #define CONFIGURE_INIT |
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159 | |
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160 | #include <rtems/confdefs.h> |
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