1 | /* Task_1 |
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2 | * |
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3 | * This routine serves as a test task. It tests the I/O manager. |
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4 | * |
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5 | * Input parameters: |
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6 | * argument - task argument |
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7 | * |
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8 | * Output parameters: NONE |
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9 | * |
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10 | * COPYRIGHT (c) 1989-2002. |
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11 | * On-Line Applications Research Corporation (OAR). |
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12 | * |
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13 | * The license and distribution terms for this file may be |
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14 | * found in the file LICENSE in this distribution or at |
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15 | * http://www.rtems.com/license/LICENSE. |
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16 | * |
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17 | * $Id$ |
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18 | */ |
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19 | |
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20 | #include "system.h" |
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21 | |
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22 | #define STUB_DRIVER_MAJOR 0x2 |
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23 | #define NO_DRIVER_MAJOR 0x3 |
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24 | #define INVALID_DRIVER_MAJOR \ |
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25 | (rtems_configuration_get_number_of_device_drivers() + 1) |
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26 | |
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27 | /* driver entries to use with io_register */ |
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28 | rtems_driver_address_table GoodDriver = DEVNULL_DRIVER_TABLE_ENTRY; |
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29 | rtems_driver_address_table BadDriver_Nothing = { |
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30 | NULL, NULL, NULL, NULL, NULL, NULL |
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31 | }; |
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32 | |
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33 | rtems_task Task_1( |
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34 | rtems_task_argument argument |
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35 | ) |
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36 | { |
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37 | rtems_status_code status; |
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38 | rtems_device_major_number registered; |
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39 | rtems_device_major_number registered_worked; |
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40 | |
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41 | puts( "----- TESTING THE NULL DRIVER CHECKS -----" ); |
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42 | |
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43 | status = rtems_io_initialize( NO_DRIVER_MAJOR, 0, NULL ); |
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44 | directive_failed( status, "rtems_io_initialize" ); |
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45 | puts( "TA1 - rtems_io_initialize - NULL DRIVER RTEMS_SUCCESSFUL" ); |
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46 | |
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47 | status = rtems_io_open( NO_DRIVER_MAJOR, 0, NULL ); |
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48 | directive_failed( status, "rtems_io_open" ); |
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49 | puts( "TA1 - rtems_io_open - NULL DRIVER RTEMS_SUCCESSFUL" ); |
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50 | |
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51 | status = rtems_io_close( NO_DRIVER_MAJOR, 0, NULL ); |
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52 | directive_failed( status, "rtems_io_close" ); |
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53 | puts( "TA1 - rtems_io_close - NULL DRIVER RTEMS_SUCCESSFUL" ); |
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54 | |
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55 | status = rtems_io_read( NO_DRIVER_MAJOR, 0, NULL ); |
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56 | directive_failed( status, "rtems_io_read" ); |
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57 | puts( "TA1 - rtems_io_read - NULL DRIVER RTEMS_SUCCESSFUL" ); |
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58 | |
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59 | status = rtems_io_write( NO_DRIVER_MAJOR, 0, NULL ); |
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60 | directive_failed( status, "rtems_io_write" ); |
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61 | puts( "TA1 - rtems_io_write - NULL DRIVER RTEMS_SUCCESSFUL" ); |
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62 | |
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63 | status = rtems_io_control( NO_DRIVER_MAJOR, 0, NULL ); |
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64 | directive_failed( status, "rtems_io_control" ); |
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65 | puts( "TA1 - rtems_io_control - NULL DRIVER RTEMS_SUCCESSFUL" ); |
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66 | |
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67 | puts( "----- TESTING THE I/O MANAGER DIRECTIVES -----" ); |
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68 | |
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69 | status = rtems_io_initialize( STUB_DRIVER_MAJOR, 0, NULL ); |
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70 | directive_failed( status, "rtems_io_initialize" ); |
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71 | puts( "TA1 - rtems_io_initialize - STUB DRIVER RTEMS_SUCCESSFUL" ); |
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72 | |
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73 | status = rtems_io_open( STUB_DRIVER_MAJOR, 0, NULL ); |
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74 | directive_failed( status, "rtems_io_open" ); |
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75 | puts( "TA1 - rtems_io_open - STUB DRIVER RTEMS_SUCCESSFUL" ); |
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76 | |
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77 | status = rtems_io_close( STUB_DRIVER_MAJOR, 0, NULL ); |
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78 | directive_failed( status, "rtems_io_close" ); |
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79 | puts( "TA1 - rtems_io_close - STUB DRIVER RTEMS_SUCCESSFUL" ); |
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80 | |
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81 | status = rtems_io_read( STUB_DRIVER_MAJOR, 0, NULL ); |
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82 | directive_failed( status, "rtems_io_read" ); |
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83 | puts( "TA1 - rtems_io_read - STUB DRIVER RTEMS_SUCCESSFUL" ); |
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84 | |
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85 | status = rtems_io_write( STUB_DRIVER_MAJOR, 0, NULL ); |
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86 | directive_failed( status, "rtems_io_write" ); |
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87 | puts( "TA1 - rtems_io_write - STUB DRIVER RTEMS_SUCCESSFUL" ); |
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88 | |
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89 | status = rtems_io_control( STUB_DRIVER_MAJOR, 0, NULL ); |
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90 | directive_failed( status, "rtems_io_control" ); |
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91 | puts( "TA1 - rtems_io_control - STUB DRIVER RTEMS_SUCCESSFUL" ); |
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92 | |
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93 | |
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94 | /* |
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95 | * Invalid major number |
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96 | */ |
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97 | puts( "----- RETURNING INVALID MAJOR NUMBER -----" ); |
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98 | |
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99 | status = rtems_io_initialize( INVALID_DRIVER_MAJOR, 0, NULL ); |
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100 | fatal_directive_status( |
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101 | status, |
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102 | RTEMS_INVALID_NUMBER, |
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103 | "rtems_io_initialize" |
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104 | ); |
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105 | puts( "TA1 - rtems_io_initialize - RTEMS_INVALID_NUMBER" ); |
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106 | |
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107 | status = rtems_io_open( INVALID_DRIVER_MAJOR, 0, NULL ); |
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108 | fatal_directive_status( |
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109 | status, |
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110 | RTEMS_INVALID_NUMBER, |
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111 | "rtems_io_open" |
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112 | ); |
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113 | puts( "TA1 - rtems_io_open - RTEMS_INVALID_NUMBER" ); |
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114 | |
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115 | /* |
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116 | * Exercise the io register driver directive |
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117 | */ |
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118 | puts( "----- EXERCISE DRIVER REGISTER -----" ); |
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119 | |
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120 | status = rtems_io_register_driver( 0, &GoodDriver, NULL ); |
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121 | fatal_directive_status( |
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122 | status, |
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123 | RTEMS_INVALID_ADDRESS, |
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124 | "rtems_io_register_driver" |
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125 | ); |
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126 | puts( |
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127 | "TA1 - rtems_io_register_driver - RTEMS_INVALID_ADDRESS - NULL registered" |
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128 | ); |
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129 | |
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130 | status = rtems_io_register_driver( 0, NULL, ®istered ); |
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131 | fatal_directive_status( |
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132 | status, |
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133 | RTEMS_INVALID_ADDRESS, |
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134 | "rtems_io_register_driver" |
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135 | ); |
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136 | puts( |
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137 | "TA1 - rtems_io_register_driver - RTEMS_INVALID_ADDRESS - NULL device" |
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138 | ); |
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139 | |
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140 | status = rtems_io_register_driver( 0, &BadDriver_Nothing, ®istered ); |
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141 | fatal_directive_status( |
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142 | status, |
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143 | RTEMS_INVALID_ADDRESS, |
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144 | "rtems_io_register_driver" |
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145 | ); |
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146 | puts( |
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147 | "TA1 - rtems_io_register_driver - RTEMS_INVALID_ADDRESS - no callouts" |
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148 | ); |
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149 | |
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150 | status = rtems_io_register_driver( |
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151 | INVALID_DRIVER_MAJOR, &GoodDriver, ®istered ); |
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152 | fatal_directive_status( |
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153 | status, |
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154 | RTEMS_INVALID_NUMBER, |
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155 | "rtems_io_register_driver" |
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156 | ); |
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157 | puts( "TA1 - rtems_io_register_driver - RTEMS_INVALID_NUMBER - bad major" ); |
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158 | |
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159 | /* this has to succeed to overwrite NULL driver entry required above. */ |
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160 | status = rtems_io_register_driver( 0, &GoodDriver, ®istered_worked ); |
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161 | directive_failed( status, "rtems_io_register_driver" ); |
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162 | puts( "TA1 - rtems_io_register_driver - RTEMS_SUCCESSFUL - overwrite NULL" ); |
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163 | |
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164 | status = rtems_io_register_driver( 0, &GoodDriver, ®istered ); |
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165 | if ( status == RTEMS_SUCCESSFUL ) |
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166 | printf( "registered major = %d\n", registered ); |
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167 | fatal_directive_status( |
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168 | status, |
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169 | RTEMS_TOO_MANY, |
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170 | "rtems_io_register_driver" |
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171 | ); |
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172 | puts( "TA1 - rtems_io_register_driver - RTEMS_TOO_MANY - no slots" ); |
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173 | |
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174 | /* there shuld be a driver at major 1 -- clock, console, or stub */ |
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175 | status = rtems_io_register_driver( 1, &GoodDriver, ®istered ); |
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176 | fatal_directive_status( |
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177 | status, |
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178 | RTEMS_RESOURCE_IN_USE, |
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179 | "rtems_io_register_driver" |
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180 | ); |
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181 | puts( |
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182 | "TA1 - rtems_io_register_driver - RTEMS_RESOURCE_IN_USE - major in use" |
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183 | ); |
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184 | |
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185 | /* this should unregister the device driver we registered above */ |
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186 | status = rtems_io_unregister_driver( registered_worked ); |
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187 | directive_failed( status, "rtems_io_unregister_driver" ); |
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188 | puts( "TA1 - rtems_io_unregister_driver - RTEMS_SUCCESSFUL" ); |
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189 | |
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190 | puts( "*** END OF TEST 21 ***" ); |
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191 | rtems_test_exit( 0 ); |
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192 | } |
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