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.com/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 | #define CONFIGURE_INIT |
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15 | #include "system.h" |
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16 | |
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17 | rtems_name Period_name; |
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18 | |
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19 | rtems_task 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 | uint32_t Task_count; |
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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_id id; |
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34 | uint32_t index; |
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35 | rtems_status_code status; |
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36 | |
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37 | Print_Warning(); |
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38 | |
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39 | puts( "\n\n*** TIME TEST 29 ***" ); |
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40 | |
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41 | Period_name = rtems_build_name( 'P', 'R', 'D', ' ' ); |
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42 | |
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43 | benchmark_timer_initialize(); |
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44 | (void) rtems_rate_monotonic_create( Period_name, &id ); |
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45 | end_time = benchmark_timer_read(); |
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46 | |
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47 | put_time( |
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48 | "rtems_rate_monotonic_create: only case", |
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49 | end_time, |
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50 | 1, |
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51 | 0, |
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52 | CALLING_OVERHEAD_RATE_MONOTONIC_CREATE |
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53 | ); |
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54 | |
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55 | benchmark_timer_initialize(); |
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56 | (void) rtems_rate_monotonic_period( id, 10 ); |
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57 | end_time = benchmark_timer_read(); |
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58 | |
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59 | put_time( |
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60 | "rtems_rate_monotonic_period: initiate period returns to caller", |
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61 | end_time, |
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62 | 1, |
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63 | 0, |
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64 | CALLING_OVERHEAD_RATE_MONOTONIC_PERIOD |
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65 | ); |
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66 | |
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67 | benchmark_timer_initialize(); |
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68 | (void) rtems_rate_monotonic_period( id, RTEMS_PERIOD_STATUS ); |
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69 | end_time = benchmark_timer_read(); |
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70 | |
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71 | put_time( |
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72 | "rtems_rate_monotonic_period: obtain status", |
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73 | end_time, |
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74 | 1, |
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75 | 0, |
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76 | CALLING_OVERHEAD_RATE_MONOTONIC_PERIOD |
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77 | ); |
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78 | |
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79 | benchmark_timer_initialize(); |
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80 | (void) rtems_rate_monotonic_cancel( id ); |
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81 | end_time = benchmark_timer_read(); |
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82 | |
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83 | put_time( |
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84 | "rtems_rate_monotonic_cancel: only case", |
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85 | end_time, |
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86 | 1, |
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87 | 0, |
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88 | CALLING_OVERHEAD_RATE_MONOTONIC_CANCEL |
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89 | ); |
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90 | |
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91 | benchmark_timer_initialize(); |
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92 | (void) rtems_rate_monotonic_delete( id ); |
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93 | end_time = benchmark_timer_read(); |
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94 | |
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95 | put_time( |
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96 | "rtems_rate_monotonic_delete: inactive", |
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97 | end_time, |
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98 | 1, |
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99 | 0, |
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100 | CALLING_OVERHEAD_RATE_MONOTONIC_DELETE |
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101 | ); |
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102 | |
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103 | status = rtems_rate_monotonic_create( Period_name, &id ); |
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104 | directive_failed( status, "rtems_rate_monotonic_create" ); |
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105 | |
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106 | status = rtems_rate_monotonic_period( id, 10 ); |
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107 | directive_failed( status, "rtems_rate_monotonic_period" ); |
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108 | |
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109 | benchmark_timer_initialize(); |
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110 | rtems_rate_monotonic_delete( id ); |
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111 | end_time = benchmark_timer_read(); |
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112 | |
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113 | put_time( |
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114 | "rtems_rate_monotonic_delete: active", |
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115 | end_time, |
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116 | 1, |
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117 | 0, |
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118 | CALLING_OVERHEAD_RATE_MONOTONIC_DELETE |
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119 | ); |
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120 | |
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121 | #define LOOP_TASK_PRIORITY ((RTEMS_MAXIMUM_PRIORITY / 2u) + 1u) |
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122 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) { |
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123 | status = rtems_task_create( |
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124 | rtems_build_name( 'T', 'E', 'S', 'T' ), |
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125 | LOOP_TASK_PRIORITY, |
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126 | RTEMS_MINIMUM_STACK_SIZE, |
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127 | RTEMS_DEFAULT_MODES, |
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128 | RTEMS_DEFAULT_ATTRIBUTES, |
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129 | &id |
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130 | ); |
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131 | directive_failed( status, "rtems_task_create LOOP" ); |
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132 | |
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133 | status = rtems_task_start( id, Tasks, 0 ); |
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134 | directive_failed( status, "rtems_task_start LOOP" ); |
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135 | } |
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136 | |
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137 | #define MIDDLE_PRIORITY (RTEMS_MAXIMUM_PRIORITY - 2u) |
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138 | status = rtems_task_create( |
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139 | rtems_build_name( 'L', 'O', 'W', ' ' ), |
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140 | MIDDLE_PRIORITY, |
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141 | RTEMS_MINIMUM_STACK_SIZE, |
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142 | RTEMS_DEFAULT_MODES, |
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143 | RTEMS_DEFAULT_ATTRIBUTES, |
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144 | &id |
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145 | ); |
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146 | directive_failed( status, "rtems_task_create LOW" ); |
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147 | |
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148 | status = rtems_task_start( id, Low_task, 0 ); |
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149 | directive_failed( status, "rtems_task_start LOW" ); |
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150 | |
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151 | Task_count = 0; |
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152 | |
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153 | status = rtems_task_delete( RTEMS_SELF ); |
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154 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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155 | } |
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156 | |
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157 | rtems_task Tasks( |
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158 | rtems_task_argument argument |
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159 | ) |
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160 | { |
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161 | rtems_id id; |
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162 | rtems_status_code status; |
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163 | |
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164 | status = rtems_rate_monotonic_create( 1, &id ); |
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165 | directive_failed( status, "rtems_rate_monotonic_create" ); |
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166 | |
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167 | status = rtems_rate_monotonic_period( id, 100 ); |
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168 | directive_failed( status, "rtems_rate_monotonic_period" ); |
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169 | |
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170 | /* |
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171 | * Give up the processor to allow all tasks to actually |
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172 | * create and start their period timer before the benchmark |
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173 | * timer is initialized. |
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174 | */ |
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175 | |
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176 | (void) rtems_task_wake_after( RTEMS_YIELD_PROCESSOR ); |
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177 | |
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178 | Task_count++; |
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179 | |
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180 | if ( Task_count == 1 ) |
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181 | benchmark_timer_initialize(); |
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182 | |
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183 | (void) rtems_rate_monotonic_period( id, 100 ); |
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184 | } |
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185 | |
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186 | rtems_task Low_task( |
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187 | rtems_task_argument argument |
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188 | ) |
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189 | { |
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190 | uint32_t index; |
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191 | |
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192 | end_time = benchmark_timer_read(); |
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193 | |
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194 | benchmark_timer_initialize(); |
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195 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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196 | (void) benchmark_timer_empty_function(); |
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197 | overhead = benchmark_timer_read(); |
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198 | |
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199 | put_time( |
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200 | "rtems_rate_monotonic_period: conclude periods caller blocks", |
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201 | end_time, |
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202 | OPERATION_COUNT, |
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203 | overhead, |
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204 | CALLING_OVERHEAD_RATE_MONOTONIC_PERIOD |
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205 | ); |
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206 | |
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207 | puts( "*** END OF TEST 29 ***" ); |
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208 | rtems_test_exit( 0 ); |
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209 | } |
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