1 | /* |
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2 | * |
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3 | * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. |
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4 | * On-Line Applications Research Corporation (OAR). |
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5 | * All rights assigned to U.S. Government, 1994. |
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6 | * |
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7 | * This material may be reproduced by or for the U.S. Government pursuant |
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8 | * to the copyright license under the clause at DFARS 252.227-7013. This |
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9 | * notice must appear in all copies of this file and its derivatives. |
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10 | * |
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11 | * $Id$ |
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12 | */ |
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13 | |
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14 | #define TEST_INIT |
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15 | #include "system.h" |
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16 | |
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17 | rtems_unsigned32 time_set, eventout; |
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18 | |
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19 | rtems_task High_tasks( |
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20 | rtems_task_argument argument |
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21 | ); |
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22 | |
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23 | rtems_task Low_task( |
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24 | rtems_task_argument argument |
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25 | ); |
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26 | |
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27 | void test_init(); |
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28 | |
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29 | rtems_task Init( |
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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_status_code status; |
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34 | |
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35 | Print_Warning(); |
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36 | |
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37 | puts( "\n\n*** TIME TEST 15 ***" ); |
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38 | |
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39 | test_init(); |
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40 | |
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41 | status = rtems_task_delete( RTEMS_SELF ); |
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42 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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43 | } |
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44 | |
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45 | void test_init() |
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46 | { |
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47 | rtems_id id; |
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48 | rtems_unsigned32 index; |
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49 | rtems_event_set event_out; |
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50 | rtems_status_code status; |
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51 | |
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52 | time_set = FALSE; |
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53 | |
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54 | status = rtems_task_create( |
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55 | rtems_build_name( 'L', 'O', 'W', ' ' ), |
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56 | 10, |
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57 | RTEMS_MINIMUM_STACK_SIZE, |
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58 | RTEMS_NO_PREEMPT, |
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59 | RTEMS_DEFAULT_ATTRIBUTES, |
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60 | &id |
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61 | ); |
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62 | directive_failed( status, "rtems_task_create LOW" ); |
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63 | |
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64 | status = rtems_task_start( id, Low_task, 0 ); |
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65 | directive_failed( status, "rtems_task_start LOW" ); |
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66 | |
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67 | for ( index = 1 ; index <= OPERATION_COUNT ; index++ ) { |
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68 | status = rtems_task_create( |
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69 | rtems_build_name( 'H', 'I', 'G', 'H' ), |
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70 | 5, |
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71 | RTEMS_MINIMUM_STACK_SIZE, |
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72 | RTEMS_DEFAULT_MODES, |
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73 | RTEMS_DEFAULT_ATTRIBUTES, |
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74 | &Task_id[ index ] |
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75 | ); |
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76 | directive_failed( status, "rtems_task_create LOOP" ); |
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77 | |
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78 | status = rtems_task_start( Task_id[ index ], High_tasks, 0 ); |
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79 | directive_failed( status, "rtems_task_start LOOP" ); |
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80 | } |
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81 | |
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82 | Timer_initialize(); |
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83 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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84 | (void) Empty_function(); |
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85 | overhead = Read_timer(); |
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86 | |
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87 | Timer_initialize(); |
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88 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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89 | { |
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90 | (void) rtems_event_receive( |
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91 | RTEMS_PENDING_EVENTS, |
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92 | RTEMS_DEFAULT_OPTIONS, |
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93 | RTEMS_NO_TIMEOUT, |
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94 | &event_out |
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95 | ); |
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96 | } |
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97 | |
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98 | end_time = Read_timer(); |
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99 | |
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100 | put_time( |
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101 | "rtems_event_receive (current)", |
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102 | end_time, |
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103 | OPERATION_COUNT, |
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104 | overhead, |
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105 | CALLING_OVERHEAD_EVENT_RECEIVE |
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106 | ); |
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107 | |
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108 | |
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109 | Timer_initialize(); |
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110 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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111 | { |
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112 | (void) rtems_event_receive( |
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113 | RTEMS_ALL_EVENTS, |
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114 | RTEMS_NO_WAIT, |
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115 | RTEMS_NO_TIMEOUT, |
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116 | &event_out |
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117 | ); |
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118 | } |
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119 | end_time = Read_timer(); |
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120 | |
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121 | put_time( |
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122 | "rtems_event_receive (RTEMS_NO_WAIT)", |
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123 | end_time, |
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124 | OPERATION_COUNT, |
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125 | overhead, |
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126 | CALLING_OVERHEAD_EVENT_RECEIVE |
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127 | ); |
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128 | } |
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129 | |
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130 | rtems_task Low_task( |
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131 | rtems_task_argument argument |
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132 | ) |
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133 | { |
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134 | rtems_unsigned32 index; |
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135 | rtems_event_set event_out; |
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136 | |
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137 | end_time = Read_timer(); |
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138 | |
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139 | put_time( |
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140 | "rtems_event_receive (blocking)", |
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141 | end_time, |
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142 | OPERATION_COUNT, |
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143 | 0, |
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144 | CALLING_OVERHEAD_EVENT_RECEIVE |
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145 | ); |
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146 | |
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147 | Timer_initialize(); |
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148 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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149 | (void) Empty_function(); |
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150 | overhead = Read_timer(); |
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151 | |
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152 | Timer_initialize(); |
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153 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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154 | (void) rtems_event_send( RTEMS_SELF, RTEMS_EVENT_16 ); |
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155 | end_time = Read_timer(); |
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156 | |
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157 | put_time( |
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158 | "rtems_event_send (non-blocking)", |
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159 | end_time, |
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160 | OPERATION_COUNT, |
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161 | overhead, |
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162 | CALLING_OVERHEAD_EVENT_SEND |
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163 | ); |
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164 | |
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165 | Timer_initialize(); |
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166 | (void) rtems_event_receive( |
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167 | RTEMS_EVENT_16, |
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168 | RTEMS_DEFAULT_OPTIONS, |
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169 | RTEMS_NO_TIMEOUT, |
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170 | &event_out |
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171 | ); |
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172 | end_time = Read_timer(); |
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173 | |
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174 | put_time( |
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175 | "rtems_event_receive (available)", |
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176 | end_time, |
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177 | 1, |
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178 | 0, |
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179 | CALLING_OVERHEAD_EVENT_RECEIVE |
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180 | ); |
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181 | |
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182 | Timer_initialize(); |
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183 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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184 | (void) rtems_event_send( Task_id[ index ], RTEMS_EVENT_16 ); |
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185 | end_time = Read_timer(); |
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186 | |
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187 | put_time( |
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188 | "rtems_event_send (readying)", |
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189 | end_time, |
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190 | OPERATION_COUNT, |
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191 | overhead, |
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192 | CALLING_OVERHEAD_EVENT_SEND |
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193 | ); |
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194 | |
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195 | puts( "*** END OF TEST 15 ***" ); |
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196 | exit( 0 ); |
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197 | } |
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198 | |
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199 | rtems_task High_tasks( |
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200 | rtems_task_argument argument |
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201 | ) |
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202 | { |
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203 | rtems_status_code status; |
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204 | |
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205 | if ( time_set ) |
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206 | status = rtems_event_receive( |
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207 | RTEMS_EVENT_16, |
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208 | RTEMS_DEFAULT_OPTIONS, |
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209 | RTEMS_NO_TIMEOUT, |
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210 | &eventout |
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211 | ); |
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212 | else { |
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213 | time_set = 1; |
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214 | Timer_initialize(); /* start blocking rtems_event_receive time */ |
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215 | status = rtems_event_receive( |
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216 | RTEMS_EVENT_16, |
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217 | RTEMS_DEFAULT_OPTIONS, |
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218 | RTEMS_NO_TIMEOUT, |
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219 | &eventout |
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220 | ); |
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221 | } |
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222 | } |
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