1 | /* |
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2 | * COPYRIGHT (c) 1989-2013. |
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3 | * On-Line Applications Research Corporation (OAR). |
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4 | * |
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5 | * The license and distribution terms for this file may be |
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6 | * found in the file LICENSE in this distribution or at |
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7 | * http://www.rtems.org/license/LICENSE. |
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8 | */ |
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9 | |
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10 | #ifdef HAVE_CONFIG_H |
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11 | #include "config.h" |
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12 | #endif |
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13 | |
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14 | #include <rtems/btimer.h> |
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15 | |
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16 | #define CONFIGURE_INIT |
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17 | #include "system.h" |
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18 | |
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19 | const char rtems_test_name[] = "TIME TEST 19"; |
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20 | |
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21 | rtems_asr Process_asr_for_pass_1( |
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22 | rtems_signal_set signals |
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23 | ); |
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24 | |
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25 | rtems_asr Process_asr_for_pass_2( |
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26 | rtems_signal_set signals |
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27 | ); |
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28 | |
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29 | rtems_task Task_1( |
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30 | rtems_task_argument argument |
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31 | ); |
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32 | |
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33 | rtems_task Task_2( |
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34 | rtems_task_argument argument |
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35 | ); |
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36 | |
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37 | rtems_task Task_3( |
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38 | rtems_task_argument argument |
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39 | ); |
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40 | |
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41 | rtems_task Init( |
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42 | rtems_task_argument argument |
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43 | ) |
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44 | { |
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45 | rtems_status_code status; |
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46 | |
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47 | Print_Warning(); |
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48 | |
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49 | TEST_BEGIN(); |
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50 | |
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51 | status = rtems_task_create( |
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52 | rtems_build_name( 'T', 'I', 'M', 'E' ), |
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53 | (RTEMS_MAXIMUM_PRIORITY / 2u) + 1u, |
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54 | RTEMS_MINIMUM_STACK_SIZE, |
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55 | RTEMS_DEFAULT_MODES, |
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56 | RTEMS_DEFAULT_ATTRIBUTES, |
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57 | &Task_id[ 1 ] |
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58 | ); |
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59 | directive_failed( status, "rtems_task_create of TASK1" ); |
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60 | |
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61 | status = rtems_task_start( Task_id[ 1 ], Task_1, 0 ); |
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62 | directive_failed( status, "rtems_task_start of TASK1" ); |
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63 | |
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64 | status = rtems_task_create( |
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65 | rtems_build_name( 'T', 'I', 'M', 'E' ), |
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66 | (RTEMS_MAXIMUM_PRIORITY / 2), |
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67 | RTEMS_MINIMUM_STACK_SIZE, |
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68 | RTEMS_DEFAULT_MODES, |
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69 | RTEMS_DEFAULT_ATTRIBUTES, |
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70 | &Task_id[ 2 ] |
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71 | ); |
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72 | directive_failed( status, "rtems_task_create of TASK2" ); |
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73 | |
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74 | status = rtems_task_start( Task_id[ 2 ], Task_2, 0 ); |
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75 | directive_failed( status, "rtems_task_start of TASK2" ); |
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76 | |
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77 | status = rtems_task_create( |
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78 | rtems_build_name( 'T', 'I', 'M', 'E' ), |
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79 | (RTEMS_MAXIMUM_PRIORITY / 2u) - 1u, |
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80 | RTEMS_MINIMUM_STACK_SIZE, |
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81 | RTEMS_DEFAULT_MODES, |
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82 | RTEMS_DEFAULT_ATTRIBUTES, |
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83 | &Task_id[ 3 ] |
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84 | ); |
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85 | directive_failed( status, "rtems_task_create of TASK3" ); |
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86 | |
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87 | status = rtems_task_start( Task_id[ 3 ], Task_3, 0 ); |
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88 | directive_failed( status, "rtems_task_start of TASK3" ); |
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89 | |
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90 | rtems_task_exit(); |
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91 | } |
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92 | |
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93 | rtems_asr Process_asr_for_pass_1( |
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94 | rtems_signal_set signals |
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95 | ) |
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96 | { |
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97 | end_time = benchmark_timer_read(); |
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98 | |
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99 | put_time( |
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100 | "rtems_signal_send: signal to self", |
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101 | end_time, |
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102 | 1, |
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103 | 0, |
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104 | 0 |
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105 | ); |
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106 | |
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107 | benchmark_timer_initialize(); |
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108 | } |
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109 | |
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110 | rtems_asr Process_asr_for_pass_2( |
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111 | rtems_signal_set signals |
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112 | ) |
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113 | { |
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114 | rtems_status_code status; |
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115 | |
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116 | status = rtems_task_resume( Task_id[ 3 ] ); |
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117 | directive_failed( status, "rtems_task_resume" ); |
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118 | |
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119 | benchmark_timer_initialize(); |
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120 | } |
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121 | |
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122 | rtems_task Task_1( |
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123 | rtems_task_argument argument |
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124 | ) |
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125 | { |
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126 | rtems_status_code status; |
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127 | |
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128 | benchmark_timer_initialize(); |
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129 | (void) rtems_signal_catch( Process_asr_for_pass_1, RTEMS_DEFAULT_MODES ); |
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130 | end_time = benchmark_timer_read(); |
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131 | |
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132 | put_time( |
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133 | "rtems_signal_catch: only case", |
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134 | end_time, |
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135 | 1, |
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136 | 0, |
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137 | 0 |
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138 | ); |
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139 | |
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140 | benchmark_timer_initialize(); |
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141 | rtems_signal_send( Task_id[ 2 ], 1 ); |
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142 | end_time = benchmark_timer_read(); |
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143 | |
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144 | put_time( |
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145 | "rtems_signal_send: returns to caller", |
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146 | end_time, |
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147 | 1, |
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148 | 0, |
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149 | 0 |
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150 | ); |
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151 | |
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152 | benchmark_timer_initialize(); |
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153 | (void) rtems_signal_send( RTEMS_SELF, RTEMS_SIGNAL_1 ); |
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154 | |
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155 | /* end time is done is RTEMS_ASR */ |
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156 | |
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157 | end_time = benchmark_timer_read(); |
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158 | |
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159 | put_time( |
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160 | "rtems_signal: exit ASR overhead returns to calling task", |
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161 | end_time, |
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162 | 1, |
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163 | 0, |
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164 | 0 |
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165 | ); |
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166 | |
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167 | status = rtems_signal_catch( Process_asr_for_pass_2, RTEMS_NO_PREEMPT ); |
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168 | directive_failed( status, "rtems_signal_catch" ); |
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169 | |
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170 | benchmark_timer_initialize(); |
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171 | (void) rtems_signal_send( RTEMS_SELF, RTEMS_SIGNAL_1 ); |
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172 | } |
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173 | |
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174 | /* avoid warnings for no prototype */ |
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175 | rtems_asr Process_asr_for_task_2( |
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176 | rtems_signal_set signals |
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177 | ); |
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178 | |
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179 | rtems_asr Process_asr_for_task_2( |
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180 | rtems_signal_set signals |
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181 | ) |
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182 | { |
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183 | ; |
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184 | } |
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185 | |
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186 | rtems_task Task_2( |
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187 | rtems_task_argument argument |
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188 | ) |
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189 | { |
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190 | rtems_status_code status; |
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191 | |
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192 | status = rtems_signal_catch( Process_asr_for_task_2, RTEMS_DEFAULT_MODES ); |
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193 | directive_failed( status, "rtems_signal_catch" ); |
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194 | |
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195 | (void) rtems_task_suspend( RTEMS_SELF ); |
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196 | } |
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197 | |
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198 | rtems_task Task_3( |
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199 | rtems_task_argument argument |
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200 | ) |
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201 | { |
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202 | (void) rtems_task_suspend( RTEMS_SELF ); |
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203 | |
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204 | end_time = benchmark_timer_read(); |
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205 | |
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206 | put_time( |
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207 | "rtems_signal: exit ASR overhead returns to preempting task", |
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208 | end_time, |
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209 | 1, |
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210 | 0, |
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211 | 0 |
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212 | ); |
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213 | |
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214 | TEST_END(); |
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215 | rtems_test_exit( 0 ); |
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216 | } |
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