1 | -- |
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2 | -- TMTEST / BODY |
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3 | -- |
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4 | -- DESCRIPTION: |
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5 | -- |
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6 | -- This package is the implementation of Test 15 of the RTEMS |
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7 | -- Timing Test Suite. |
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8 | -- |
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9 | -- DEPENDENCIES: |
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10 | -- |
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11 | -- |
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12 | -- |
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13 | -- COPYRIGHT (c) 1989-2011. |
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14 | -- On-Line Applications Research Corporation (OAR). |
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15 | -- |
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16 | -- The license and distribution terms for this file may in |
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17 | -- the file LICENSE in this distribution or at |
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18 | -- http://www.rtems.org/license/LICENSE. |
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19 | -- |
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20 | |
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21 | with RTEMS_CALLING_OVERHEAD; |
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22 | with TEST_SUPPORT; |
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23 | with TEXT_IO; |
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24 | with TIMER_DRIVER; |
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25 | with RTEMS.EVENT; |
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26 | |
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27 | package body TMTEST is |
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28 | |
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29 | -- |
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30 | -- INIT |
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31 | -- |
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32 | |
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33 | procedure INIT ( |
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34 | ARGUMENT : in RTEMS.TASKS.ARGUMENT |
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35 | ) is |
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36 | pragma Unreferenced(ARGUMENT); |
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37 | STATUS : RTEMS.STATUS_CODES; |
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38 | begin |
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39 | |
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40 | TEXT_IO.NEW_LINE( 2 ); |
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41 | TEXT_IO.PUT_LINE( "*** TIME TEST 15 ***" ); |
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42 | |
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43 | TMTEST.TEST_INIT; |
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44 | |
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45 | RTEMS.TASKS.DELETE( RTEMS.SELF, STATUS ); |
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46 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_DELETE OF SELF" ); |
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47 | |
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48 | end INIT; |
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49 | |
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50 | -- |
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51 | -- TEST_INIT |
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52 | -- |
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53 | |
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54 | procedure TEST_INIT |
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55 | is |
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56 | ID : RTEMS.ID; |
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57 | OVERHEAD : RTEMS.UNSIGNED32; |
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58 | EVENT_OUT : RTEMS.EVENT_SET; |
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59 | STATUS : RTEMS.STATUS_CODES; |
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60 | begin |
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61 | |
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62 | TMTEST.TIME_SET := FALSE; |
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63 | |
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64 | RTEMS.TASKS.CREATE( |
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65 | RTEMS.BUILD_NAME( 'L', 'O', 'W', ' ' ), |
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66 | 10, |
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67 | 1024, |
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68 | RTEMS.NO_PREEMPT, |
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69 | RTEMS.DEFAULT_ATTRIBUTES, |
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70 | ID, |
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71 | STATUS |
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72 | ); |
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73 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOW" ); |
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74 | |
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75 | RTEMS.TASKS.START( ID, TMTEST.LOW_TASK'ACCESS, 0, STATUS ); |
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76 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOW" ); |
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77 | |
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78 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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79 | loop |
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80 | |
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81 | RTEMS.TASKS.CREATE( |
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82 | RTEMS.BUILD_NAME( 'H', 'I', 'G', 'H' ), |
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83 | 5, |
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84 | 1024, |
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85 | RTEMS.DEFAULT_MODES, |
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86 | RTEMS.DEFAULT_ATTRIBUTES, |
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87 | TMTEST.TASK_ID( INDEX ), |
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88 | STATUS |
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89 | ); |
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90 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_CREATE LOOP" ); |
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91 | |
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92 | RTEMS.TASKS.START( |
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93 | TMTEST.TASK_ID( INDEX ), |
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94 | TMTEST.HIGH_TASKS'ACCESS, |
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95 | 0, |
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96 | STATUS |
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97 | ); |
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98 | TEST_SUPPORT.DIRECTIVE_FAILED( STATUS, "TASK_START LOOP" ); |
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99 | |
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100 | end loop; |
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101 | |
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102 | TIMER_DRIVER.INITIALIZE; |
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103 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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104 | loop |
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105 | TIMER_DRIVER.EMPTY_FUNCTION; |
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106 | end loop; |
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107 | OVERHEAD := TIMER_DRIVER.READ_TIMER; |
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108 | |
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109 | TIMER_DRIVER.INITIALIZE; |
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110 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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111 | loop |
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112 | RTEMS.EVENT.RECEIVE( |
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113 | RTEMS.PENDING_EVENTS, |
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114 | RTEMS.DEFAULT_OPTIONS, |
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115 | RTEMS.NO_TIMEOUT, |
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116 | EVENT_OUT, |
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117 | STATUS |
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118 | ); |
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119 | end loop; |
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120 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
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121 | |
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122 | TIME_TEST_SUPPORT.PUT_TIME( |
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123 | "EVENT_RECEIVE (current)", |
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124 | TMTEST.END_TIME, |
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125 | TIME_TEST_SUPPORT.OPERATION_COUNT, |
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126 | OVERHEAD, |
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127 | RTEMS_CALLING_OVERHEAD.EVENT_RECEIVE |
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128 | ); |
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129 | |
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130 | TIMER_DRIVER.INITIALIZE; |
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131 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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132 | loop |
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133 | RTEMS.EVENT.RECEIVE( |
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134 | RTEMS.ALL_EVENTS, |
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135 | RTEMS.NO_WAIT, |
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136 | RTEMS.NO_TIMEOUT, |
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137 | EVENT_OUT, |
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138 | STATUS |
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139 | ); |
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140 | end loop; |
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141 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
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142 | |
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143 | TIME_TEST_SUPPORT.PUT_TIME( |
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144 | "EVENT_RECEIVE (NO_WAIT)", |
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145 | TMTEST.END_TIME, |
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146 | TIME_TEST_SUPPORT.OPERATION_COUNT, |
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147 | OVERHEAD, |
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148 | RTEMS_CALLING_OVERHEAD.EVENT_RECEIVE |
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149 | ); |
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150 | |
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151 | end TEST_INIT; |
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152 | |
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153 | -- |
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154 | -- LOW_TASK |
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155 | -- |
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156 | |
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157 | procedure LOW_TASK ( |
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158 | ARGUMENT : in RTEMS.TASKS.ARGUMENT |
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159 | ) is |
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160 | pragma Unreferenced(ARGUMENT); |
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161 | EVENT_OUT : RTEMS.EVENT_SET; |
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162 | OVERHEAD : RTEMS.UNSIGNED32; |
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163 | STATUS : RTEMS.STATUS_CODES; |
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164 | begin |
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165 | |
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166 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
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167 | |
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168 | TIME_TEST_SUPPORT.PUT_TIME( |
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169 | "EVENT_RECEIVE (blocking)", |
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170 | TMTEST.END_TIME, |
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171 | TIME_TEST_SUPPORT.OPERATION_COUNT, |
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172 | 0, |
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173 | RTEMS_CALLING_OVERHEAD.EVENT_RECEIVE |
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174 | ); |
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175 | |
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176 | TIMER_DRIVER.INITIALIZE; |
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177 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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178 | loop |
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179 | TIMER_DRIVER.EMPTY_FUNCTION; |
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180 | end loop; |
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181 | OVERHEAD := TIMER_DRIVER.READ_TIMER; |
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182 | |
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183 | TIMER_DRIVER.INITIALIZE; |
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184 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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185 | loop |
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186 | RTEMS.EVENT.SEND( RTEMS.SELF, RTEMS.EVENT_16, STATUS ); |
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187 | end loop; |
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188 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
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189 | |
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190 | TIME_TEST_SUPPORT.PUT_TIME( |
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191 | "EVENT_SEND (returns to caller)", |
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192 | TMTEST.END_TIME, |
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193 | TIME_TEST_SUPPORT.OPERATION_COUNT, |
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194 | OVERHEAD, |
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195 | RTEMS_CALLING_OVERHEAD.EVENT_SEND |
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196 | ); |
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197 | |
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198 | TIMER_DRIVER.INITIALIZE; |
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199 | RTEMS.EVENT.RECEIVE( |
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200 | RTEMS.EVENT_16, |
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201 | RTEMS.DEFAULT_OPTIONS, |
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202 | RTEMS.NO_TIMEOUT, |
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203 | EVENT_OUT, |
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204 | STATUS |
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205 | ); |
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206 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
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207 | |
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208 | TIME_TEST_SUPPORT.PUT_TIME( |
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209 | "EVENT_RECEIVE (available)", |
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210 | TMTEST.END_TIME, |
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211 | 1, |
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212 | 0, |
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213 | RTEMS_CALLING_OVERHEAD.EVENT_RECEIVE |
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214 | ); |
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215 | |
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216 | TIMER_DRIVER.INITIALIZE; |
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217 | for INDEX in 1 .. TIME_TEST_SUPPORT.OPERATION_COUNT |
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218 | loop |
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219 | RTEMS.EVENT.SEND( |
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220 | TMTEST.TASK_ID( INDEX ), |
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221 | RTEMS.EVENT_16, |
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222 | STATUS |
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223 | ); |
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224 | end loop; |
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225 | TMTEST.END_TIME := TIMER_DRIVER.READ_TIMER; |
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226 | |
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227 | TIME_TEST_SUPPORT.PUT_TIME( |
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228 | "EVENT_SEND (readying)", |
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229 | TMTEST.END_TIME, |
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230 | TIME_TEST_SUPPORT.OPERATION_COUNT, |
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231 | OVERHEAD, |
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232 | RTEMS_CALLING_OVERHEAD.EVENT_SEND |
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233 | ); |
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234 | |
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235 | TEXT_IO.PUT_LINE( "*** END OF TIME TEST 15 ***" ); |
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236 | RTEMS.SHUTDOWN_EXECUTIVE( 0 ); |
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237 | |
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238 | end LOW_TASK; |
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239 | |
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240 | -- |
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241 | -- HIGH_TASKS |
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242 | -- |
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243 | |
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244 | procedure HIGH_TASKS ( |
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245 | ARGUMENT : in RTEMS.TASKS.ARGUMENT |
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246 | ) is |
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247 | pragma Unreferenced(ARGUMENT); |
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248 | EVENT_OUT : RTEMS.EVENT_SET; |
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249 | STATUS : RTEMS.STATUS_CODES; |
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250 | begin |
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251 | |
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252 | if TMTEST.TIME_SET = FALSE then |
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253 | TMTEST.TIME_SET := TRUE; |
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254 | TIMER_DRIVER.INITIALIZE; |
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255 | end if; |
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256 | |
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257 | RTEMS.EVENT.RECEIVE( |
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258 | 16#7FFFFFFF#, |
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259 | RTEMS.DEFAULT_OPTIONS, |
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260 | RTEMS.NO_TIMEOUT, |
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261 | EVENT_OUT, |
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262 | STATUS |
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263 | ); |
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264 | |
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265 | end HIGH_TASKS; |
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266 | |
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267 | end TMTEST; |
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