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 | * task1.c,v 1.2 1995/05/31 17:18:00 joel Exp |
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12 | */ |
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13 | |
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14 | #include "system.h" |
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15 | #undef EXTERN |
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16 | #define EXTERN |
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17 | #include "conftbl.h" |
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18 | #include "gvar.h" |
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19 | |
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20 | rtems_device_major_number _STUB_major = 0; |
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21 | |
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22 | rtems_id Region_id; |
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23 | rtems_name Region_name; |
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24 | rtems_unsigned8 Region_area[ 2048 ] CPU_STRUCTURE_ALIGNMENT; |
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25 | |
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26 | rtems_id Partition_id; |
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27 | rtems_name Partition_name; |
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28 | rtems_unsigned8 Partition_area[ 2048 ] CPU_STRUCTURE_ALIGNMENT; |
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29 | |
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30 | void *Buffer_address_1; |
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31 | void *Buffer_address_2; |
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32 | void *Buffer_address_3; |
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33 | void *Buffer_address_4; |
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34 | |
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35 | rtems_unsigned32 buffer_count; |
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36 | |
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37 | void *Buffer_addresses[ OPERATION_COUNT+1 ]; |
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38 | |
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39 | rtems_task Task_1( |
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40 | rtems_task_argument argument |
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41 | ); |
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42 | |
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43 | rtems_task Task_2( |
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44 | rtems_task_argument argument |
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45 | ); |
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46 | |
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47 | rtems_task Init( |
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48 | rtems_task_argument argument |
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49 | ) |
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50 | { |
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51 | rtems_status_code status; |
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52 | |
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53 | puts( "\n\n*** TIME TEST 20 ***" ); |
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54 | |
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55 | status = rtems_task_create( |
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56 | rtems_build_name( 'T', 'I', 'M', '1' ), |
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57 | 128, |
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58 | 2048, |
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59 | RTEMS_DEFAULT_MODES, |
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60 | RTEMS_DEFAULT_ATTRIBUTES, |
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61 | &Task_id[ 1 ] |
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62 | ); |
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63 | directive_failed( status, "rtems_task_create of TASK1" ); |
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64 | |
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65 | status = rtems_task_start( Task_id[ 1 ], Task_1, 0 ); |
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66 | directive_failed( status, "rtems_task_start of TASK1" ); |
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67 | |
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68 | status = rtems_task_create( |
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69 | rtems_build_name( 'T', 'I', 'M', '2' ), |
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70 | 129, |
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71 | 2048, |
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72 | RTEMS_DEFAULT_MODES, |
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73 | RTEMS_DEFAULT_ATTRIBUTES, |
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74 | &Task_id[ 2 ] |
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75 | ); |
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76 | directive_failed( status, "rtems_task_create of TASK2" ); |
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77 | |
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78 | status = rtems_task_start( Task_id[ 2 ], Task_2, 0 ); |
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79 | directive_failed( status, "rtems_task_start of TASK2" ); |
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80 | |
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81 | status = rtems_task_delete( RTEMS_SELF ); |
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82 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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83 | } |
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84 | |
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85 | rtems_task Task_1( |
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86 | rtems_task_argument argument |
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87 | ) |
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88 | { |
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89 | rtems_unsigned32 index; |
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90 | rtems_mode previous_mode; |
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91 | rtems_task_priority previous_priority; |
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92 | rtems_status_code status; |
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93 | |
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94 | Partition_name = rtems_build_name( 'P', 'A', 'R', 'T' ); |
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95 | |
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96 | Timer_initialize(); |
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97 | rtems_partition_create( |
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98 | Partition_name, |
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99 | Partition_area, |
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100 | 2048, |
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101 | 128, |
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102 | RTEMS_DEFAULT_ATTRIBUTES, |
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103 | &Partition_id |
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104 | ); |
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105 | end_time = Read_timer(); |
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106 | |
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107 | put_time( |
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108 | "rtems_partition_create", |
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109 | end_time, |
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110 | 1, |
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111 | 0, |
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112 | CALLING_OVERHEAD_PARTITION_CREATE |
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113 | ); |
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114 | |
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115 | Region_name = rtems_build_name( 'R', 'E', 'G', 'N' ); |
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116 | |
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117 | Timer_initialize(); |
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118 | rtems_region_create( |
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119 | Region_name, |
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120 | Region_area, |
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121 | 2048, |
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122 | 16, |
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123 | RTEMS_DEFAULT_ATTRIBUTES, |
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124 | &Region_id |
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125 | ); |
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126 | end_time = Read_timer(); |
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127 | |
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128 | put_time( |
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129 | "rtems_region_create", |
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130 | end_time, |
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131 | 1, |
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132 | 0, |
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133 | CALLING_OVERHEAD_REGION_CREATE |
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134 | ); |
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135 | |
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136 | Timer_initialize(); |
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137 | (void) rtems_partition_get_buffer( Partition_id, &Buffer_address_1 ); |
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138 | end_time = Read_timer(); |
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139 | |
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140 | put_time( |
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141 | "rtems_partition_get_buffer (available)", |
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142 | end_time, |
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143 | 1, |
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144 | 0, |
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145 | CALLING_OVERHEAD_PARTITION_GET_BUFFER |
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146 | ); |
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147 | |
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148 | buffer_count = 0; |
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149 | while ( FOREVER ) { |
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150 | |
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151 | status = rtems_partition_get_buffer( |
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152 | Partition_id, |
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153 | &Buffer_addresses[ buffer_count ] |
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154 | ); |
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155 | |
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156 | if ( status == RTEMS_UNSATISFIED ) break; |
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157 | |
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158 | buffer_count++; |
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159 | } |
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160 | |
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161 | Timer_initialize(); |
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162 | (void) rtems_partition_get_buffer( Partition_id, &Buffer_address_2 ); |
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163 | end_time = Read_timer(); |
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164 | |
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165 | put_time( |
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166 | "rtems_partition_get_buffer (not available)", |
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167 | end_time, |
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168 | 1, |
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169 | 0, |
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170 | CALLING_OVERHEAD_PARTITION_GET_BUFFER |
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171 | ); |
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172 | |
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173 | Timer_initialize(); |
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174 | (void) rtems_partition_return_buffer( Partition_id, Buffer_address_1 ); |
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175 | end_time = Read_timer(); |
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176 | |
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177 | put_time( |
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178 | "rtems_partition_return_buffer", |
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179 | end_time, |
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180 | 1, |
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181 | 0, |
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182 | CALLING_OVERHEAD_PARTITION_RETURN_BUFFER |
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183 | ); |
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184 | |
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185 | for ( index = 0 ; index < buffer_count ; index++ ) { |
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186 | |
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187 | status = rtems_partition_return_buffer( |
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188 | Partition_id, |
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189 | Buffer_addresses[ index ] |
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190 | ); |
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191 | directive_failed( status, "rtems_partition_return_buffer" ); |
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192 | |
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193 | } |
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194 | |
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195 | Timer_initialize(); |
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196 | (void) rtems_partition_delete( Partition_id ); |
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197 | end_time = Read_timer(); |
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198 | |
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199 | put_time( |
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200 | "rtems_partition_delete", |
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201 | end_time, |
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202 | 1, |
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203 | 0, |
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204 | CALLING_OVERHEAD_PARTITION_DELETE |
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205 | ); |
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206 | |
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207 | status = rtems_region_get_segment( |
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208 | Region_id, |
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209 | 400, |
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210 | RTEMS_DEFAULT_OPTIONS, |
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211 | RTEMS_NO_TIMEOUT, |
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212 | &Buffer_address_2 |
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213 | ); |
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214 | directive_failed( status, "region_get_semgent" ); |
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215 | |
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216 | Timer_initialize(); |
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217 | (void) rtems_region_get_segment( |
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218 | Region_id, |
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219 | 400, |
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220 | RTEMS_DEFAULT_OPTIONS, |
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221 | RTEMS_NO_TIMEOUT, |
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222 | &Buffer_address_3 |
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223 | ); |
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224 | end_time = Read_timer(); |
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225 | |
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226 | put_time( |
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227 | "rtems_region_get_segment (available)", |
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228 | end_time, |
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229 | 1, |
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230 | 0, |
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231 | CALLING_OVERHEAD_REGION_GET_SEGMENT |
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232 | ); |
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233 | |
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234 | Timer_initialize(); |
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235 | (void) rtems_region_get_segment( |
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236 | Region_id, |
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237 | 1998, |
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238 | RTEMS_NO_WAIT, |
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239 | RTEMS_NO_TIMEOUT, |
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240 | &Buffer_address_4 |
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241 | ); |
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242 | end_time = Read_timer(); |
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243 | |
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244 | put_time( |
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245 | "rtems_region_get_segment (RTEMS_NO_WAIT)", |
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246 | end_time, |
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247 | 1, |
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248 | 0, |
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249 | CALLING_OVERHEAD_REGION_GET_SEGMENT |
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250 | ); |
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251 | |
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252 | status = rtems_region_return_segment( Region_id, Buffer_address_3 ); |
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253 | directive_failed( status, "rtems_region_return_segment" ); |
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254 | |
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255 | Timer_initialize(); |
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256 | (void) rtems_region_return_segment( Region_id, Buffer_address_2 ); |
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257 | end_time = Read_timer(); |
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258 | |
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259 | put_time( |
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260 | "rtems_region_return_segment (no tasks waiting)", |
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261 | end_time, |
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262 | 1, |
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263 | 0, |
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264 | CALLING_OVERHEAD_REGION_RETURN_SEGMENT |
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265 | ); |
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266 | |
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267 | status = rtems_region_get_segment( |
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268 | Region_id, |
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269 | 400, |
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270 | RTEMS_DEFAULT_OPTIONS, |
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271 | RTEMS_NO_TIMEOUT, |
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272 | &Buffer_address_1 |
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273 | ); |
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274 | directive_failed( status, "rtems_region_get_segment" ); |
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275 | |
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276 | Timer_initialize(); |
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277 | (void) rtems_region_get_segment( |
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278 | Region_id, |
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279 | 1998, |
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280 | RTEMS_DEFAULT_OPTIONS, |
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281 | RTEMS_NO_TIMEOUT, |
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282 | &Buffer_address_2 |
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283 | ); |
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284 | |
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285 | /* execute Task_2 */ |
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286 | |
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287 | end_time = Read_timer(); |
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288 | |
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289 | put_time( |
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290 | "rtems_region_return_segment (preempt)", |
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291 | end_time, |
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292 | 1, |
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293 | 0, |
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294 | CALLING_OVERHEAD_REGION_RETURN_SEGMENT |
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295 | ); |
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296 | |
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297 | status = rtems_region_return_segment( Region_id, Buffer_address_2 ); |
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298 | directive_failed( status, "rtems_region_return_segment" ); |
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299 | |
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300 | status = rtems_task_mode( |
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301 | RTEMS_NO_PREEMPT, |
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302 | RTEMS_PREEMPT_MASK, |
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303 | &previous_mode |
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304 | ); |
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305 | directive_failed( status, "rtems_task_mode" ); |
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306 | |
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307 | status = rtems_task_set_priority( RTEMS_SELF, 254, &previous_priority ); |
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308 | directive_failed( status, "rtems_task_set_priority" ); |
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309 | |
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310 | status = rtems_region_get_segment( |
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311 | Region_id, |
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312 | 400, |
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313 | RTEMS_DEFAULT_OPTIONS, |
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314 | RTEMS_NO_TIMEOUT, |
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315 | &Buffer_address_1 |
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316 | ); |
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317 | directive_failed( status, "rtems_region_return_segment" ); |
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318 | |
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319 | status = rtems_region_get_segment( |
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320 | Region_id, |
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321 | 1998, |
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322 | RTEMS_DEFAULT_OPTIONS, |
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323 | RTEMS_NO_TIMEOUT, |
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324 | &Buffer_address_2 |
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325 | ); |
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326 | directive_failed( status, "rtems_region_get_segment" ); |
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327 | |
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328 | /* execute Task_2 */ |
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329 | |
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330 | status = rtems_region_return_segment( Region_id, Buffer_address_2 ); |
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331 | directive_failed( status, "rtems_region_return_segment" ); |
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332 | |
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333 | Timer_initialize(); |
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334 | (void) rtems_region_delete( Region_id ); |
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335 | end_time = Read_timer(); |
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336 | |
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337 | put_time( |
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338 | "rtems_region_delete", |
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339 | end_time, |
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340 | 1, |
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341 | 0, |
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342 | CALLING_OVERHEAD_REGION_DELETE |
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343 | ); |
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344 | |
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345 | Timer_initialize(); |
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346 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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347 | (void) Empty_function(); |
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348 | overhead = Read_timer(); |
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349 | |
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350 | Timer_initialize(); |
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351 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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352 | (void) rtems_io_initialize( 0, 0, NULL ); |
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353 | end_time = Read_timer(); |
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354 | |
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355 | put_time( |
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356 | "rtems_io_initialize", |
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357 | end_time, |
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358 | OPERATION_COUNT, |
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359 | overhead, |
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360 | CALLING_OVERHEAD_IO_INITIALIZE |
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361 | ); |
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362 | |
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363 | Timer_initialize(); |
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364 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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365 | (void) rtems_io_open( 0, 0, NULL ); |
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366 | end_time = Read_timer(); |
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367 | |
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368 | put_time( |
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369 | "rtems_io_open", |
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370 | end_time, |
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371 | OPERATION_COUNT, |
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372 | overhead, |
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373 | CALLING_OVERHEAD_IO_OPEN |
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374 | ); |
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375 | |
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376 | Timer_initialize(); |
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377 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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378 | (void) rtems_io_close( 0, 0, NULL ); |
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379 | end_time = Read_timer(); |
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380 | |
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381 | put_time( |
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382 | "rtems_io_close", |
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383 | end_time, |
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384 | OPERATION_COUNT, |
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385 | overhead, |
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386 | CALLING_OVERHEAD_IO_CLOSE |
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387 | ); |
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388 | |
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389 | Timer_initialize(); |
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390 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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391 | (void) rtems_io_read( 0, 0, NULL ); |
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392 | end_time = Read_timer(); |
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393 | |
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394 | put_time( |
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395 | "rtems_io_read", |
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396 | end_time, |
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397 | OPERATION_COUNT, |
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398 | overhead, |
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399 | CALLING_OVERHEAD_IO_READ |
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400 | ); |
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401 | |
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402 | Timer_initialize(); |
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403 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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404 | (void) rtems_io_write( 0, 0, NULL ); |
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405 | end_time = Read_timer(); |
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406 | |
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407 | put_time( |
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408 | "rtems_io_write", |
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409 | end_time, |
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410 | OPERATION_COUNT, |
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411 | overhead, |
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412 | CALLING_OVERHEAD_IO_WRITE |
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413 | ); |
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414 | |
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415 | Timer_initialize(); |
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416 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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417 | (void) rtems_io_control( 0, 0, NULL ); |
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418 | end_time = Read_timer(); |
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419 | |
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420 | put_time( |
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421 | "rtems_io_control", |
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422 | end_time, |
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423 | OPERATION_COUNT, |
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424 | overhead, |
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425 | CALLING_OVERHEAD_IO_CONTROL |
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426 | ); |
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427 | |
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428 | exit( 0 ); |
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429 | } |
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430 | |
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431 | rtems_task Task_2( |
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432 | rtems_task_argument argument |
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433 | ) |
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434 | { |
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435 | rtems_status_code status; |
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436 | |
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437 | end_time = Read_timer(); |
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438 | |
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439 | put_time( |
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440 | "rtems_region_get_segment (blocking)", |
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441 | end_time, |
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442 | 1, |
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443 | 0, |
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444 | CALLING_OVERHEAD_REGION_GET_SEGMENT |
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445 | ); |
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446 | |
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447 | Timer_initialize(); |
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448 | (void) rtems_region_return_segment( Region_id, Buffer_address_1 ); |
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449 | |
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450 | /* preempt back to Task_1 */ |
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451 | |
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452 | Timer_initialize(); |
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453 | (void) rtems_region_return_segment( Region_id, Buffer_address_1 ); |
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454 | end_time = Read_timer(); |
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455 | |
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456 | put_time( |
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457 | "rtems_region_return_segment (ready -- return)", |
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458 | end_time, |
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459 | 1, |
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460 | 0, |
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461 | CALLING_OVERHEAD_REGION_RETURN_SEGMENT |
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462 | ); |
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463 | |
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464 | status = rtems_task_delete( RTEMS_SELF ); |
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465 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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466 | } |
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