1 | /* SPDX-License-Identifier: BSD-2-Clause */ |
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2 | |
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3 | /* |
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4 | * COPYRIGHT (c) 1989-2013. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * Redistribution and use in source and binary forms, with or without |
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8 | * modification, are permitted provided that the following conditions |
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9 | * are met: |
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10 | * 1. Redistributions of source code must retain the above copyright |
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11 | * notice, this list of conditions and the following disclaimer. |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |
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29 | #if !defined(OPERATION_COUNT) |
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30 | #define OPERATION_COUNT 100 |
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31 | #endif |
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32 | |
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33 | #ifdef HAVE_CONFIG_H |
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34 | #include "config.h" |
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35 | #endif |
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36 | |
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37 | #include <rtems/btimer.h> |
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38 | |
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39 | #define CONFIGURE_INIT |
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40 | #include "system.h" |
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41 | |
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42 | const char rtems_test_name[] = "TIME TEST 12"; |
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43 | |
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44 | rtems_id Queue_id; |
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45 | |
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46 | long Buffer[4]; |
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47 | |
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48 | rtems_task test_init( |
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49 | rtems_task_argument argument |
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50 | ); |
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51 | |
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52 | rtems_task High_task( |
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53 | rtems_task_argument argument |
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54 | ); |
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55 | |
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56 | rtems_task Low_tasks( |
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57 | rtems_task_argument argument |
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58 | ); |
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59 | |
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60 | #define MESSAGE_SIZE (sizeof(long) * 4) |
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61 | |
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62 | int operation_count = OPERATION_COUNT; |
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63 | |
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64 | rtems_task Init( |
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65 | rtems_task_argument argument |
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66 | ) |
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67 | { |
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68 | rtems_id task_id; |
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69 | rtems_status_code status; |
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70 | |
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71 | Print_Warning(); |
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72 | |
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73 | TEST_BEGIN(); |
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74 | |
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75 | status = rtems_task_create( |
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76 | 1, |
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77 | RTEMS_MAXIMUM_PRIORITY - 1u, |
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78 | RTEMS_MINIMUM_STACK_SIZE, |
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79 | RTEMS_DEFAULT_MODES, |
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80 | RTEMS_DEFAULT_ATTRIBUTES, |
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81 | &task_id |
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82 | ); |
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83 | directive_failed( status, "rtems_task_create" ); |
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84 | |
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85 | status = rtems_task_start( task_id, test_init, 0 ); |
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86 | directive_failed( status, "rtems_task_start" ); |
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87 | |
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88 | rtems_task_exit(); |
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89 | } |
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90 | |
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91 | rtems_task test_init( |
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92 | rtems_task_argument argument |
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93 | ) |
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94 | { |
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95 | int index; |
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96 | rtems_task_entry task_entry; |
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97 | rtems_task_priority priority; |
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98 | rtems_id task_id; |
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99 | rtems_status_code status; |
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100 | |
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101 | |
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102 | status = rtems_message_queue_create( |
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103 | rtems_build_name( 'M', 'Q', '1', ' ' ), |
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104 | (uint32_t) operation_count, |
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105 | MESSAGE_SIZE, |
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106 | RTEMS_DEFAULT_ATTRIBUTES, |
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107 | &Queue_id |
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108 | ); |
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109 | directive_failed( status, "rtems_message_queue_create" ); |
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110 | |
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111 | priority = RTEMS_MAXIMUM_PRIORITY - 1u; |
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112 | |
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113 | if ( OPERATION_COUNT > RTEMS_MAXIMUM_PRIORITY - 2 ) |
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114 | operation_count = RTEMS_MAXIMUM_PRIORITY - 2; |
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115 | |
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116 | for( index = 0; index < operation_count ; index++ ) { |
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117 | status = rtems_task_create( |
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118 | rtems_build_name( 'T', 'I', 'M', 'E' ), |
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119 | priority, |
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120 | RTEMS_MINIMUM_STACK_SIZE, |
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121 | RTEMS_DEFAULT_MODES, |
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122 | RTEMS_DEFAULT_ATTRIBUTES, |
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123 | &task_id |
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124 | ); |
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125 | directive_failed( status, "rtems_task_create LOOP" ); |
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126 | |
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127 | priority--; |
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128 | |
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129 | if ( index == operation_count-1 ) task_entry = High_task; |
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130 | else task_entry = Low_tasks; |
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131 | |
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132 | status = rtems_task_start( task_id, task_entry, 0 ); |
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133 | directive_failed( status, "rtems_task_start LOOP" ); |
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134 | } |
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135 | } |
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136 | |
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137 | rtems_task High_task( |
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138 | rtems_task_argument argument |
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139 | ) |
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140 | { |
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141 | int index; |
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142 | |
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143 | benchmark_timer_initialize(); |
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144 | for ( index=1 ; index < operation_count ; index++ ) |
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145 | (void) benchmark_timer_empty_function(); |
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146 | overhead = benchmark_timer_read(); |
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147 | |
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148 | benchmark_timer_initialize(); |
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149 | for ( index=1 ; index < operation_count ; index++ ) |
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150 | (void) rtems_message_queue_send( Queue_id, Buffer, MESSAGE_SIZE ); |
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151 | end_time = benchmark_timer_read(); |
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152 | |
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153 | put_time( |
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154 | "rtems_message_queue_send: task readied returns to caller", |
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155 | end_time, |
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156 | operation_count - 1, |
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157 | overhead, |
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158 | 0 |
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159 | ); |
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160 | |
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161 | TEST_END(); |
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162 | rtems_test_exit( 0 ); |
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163 | } |
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164 | |
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165 | rtems_task Low_tasks( |
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166 | rtems_task_argument argument |
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167 | ) |
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168 | { |
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169 | size_t size; |
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170 | |
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171 | (void) rtems_message_queue_receive( |
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172 | Queue_id, |
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173 | (long (*)[4]) Buffer, |
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174 | &size, |
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175 | RTEMS_DEFAULT_OPTIONS, |
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176 | RTEMS_NO_TIMEOUT |
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177 | ); |
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178 | } |
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