1 | /* |
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2 | * IO Manager Dynamic Registration |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2012. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * Copyright (c) 2009 embedded brains GmbH. |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.rtems.org/license/LICENSE. |
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12 | */ |
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13 | |
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14 | #ifdef HAVE_CONFIG_H |
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15 | #include "config.h" |
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16 | #endif |
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17 | |
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18 | #include <tmacros.h> |
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19 | |
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20 | #include <rtems/ioimpl.h> |
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21 | |
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22 | const char rtems_test_name[] = "SP 40"; |
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23 | |
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24 | /* forward declarations to avoid warnings */ |
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25 | rtems_task Init(rtems_task_argument argument); |
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26 | |
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27 | static rtems_device_driver test_open( |
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28 | rtems_device_major_number minor, |
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29 | rtems_device_minor_number major, |
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30 | void *ignored |
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31 | ) |
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32 | { |
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33 | return RTEMS_IO_ERROR; |
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34 | } |
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35 | |
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36 | static rtems_driver_address_table test_driver = { |
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37 | .initialization_entry = NULL, |
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38 | .open_entry = test_open, |
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39 | .close_entry = NULL, |
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40 | .read_entry = NULL, |
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41 | .write_entry = NULL, |
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42 | .control_entry = NULL |
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43 | }; |
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44 | |
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45 | #define test_interrupt_context_enter( level ) \ |
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46 | do { \ |
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47 | rtems_interrupt_local_disable( level ); \ |
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48 | ++_ISR_Nest_level; \ |
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49 | } while (0) |
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50 | |
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51 | #define test_interrupt_context_leave( level ) \ |
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52 | do { \ |
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53 | --_ISR_Nest_level; \ |
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54 | rtems_interrupt_local_enable( level ); \ |
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55 | } while (0) |
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56 | |
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57 | rtems_task Init( |
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58 | rtems_task_argument argument |
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59 | ) |
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60 | { |
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61 | rtems_status_code sc; |
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62 | rtems_device_major_number registered; |
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63 | rtems_device_major_number registered_not; |
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64 | rtems_device_major_number invalid_major = _IO_Number_of_drivers + 1; |
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65 | rtems_interrupt_level level; |
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66 | bool do_interrupt_context_test = true; |
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67 | |
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68 | TEST_BEGIN(); |
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69 | |
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70 | /* Ensure that this test works as expected */ |
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71 | test_interrupt_context_enter( level ); |
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72 | do_interrupt_context_test = rtems_interrupt_is_in_progress(); |
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73 | test_interrupt_context_leave( level ); |
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74 | |
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75 | /* |
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76 | * Register a driver with init == NULL and open != NULL |
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77 | */ |
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78 | |
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79 | puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" ); |
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80 | sc = rtems_io_register_driver( 0, &test_driver, ®istered ); |
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81 | printf( "Init - Major slot returned = %d\n", (int) registered ); |
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82 | directive_failed( sc, "rtems_io_register_driver" ); |
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83 | |
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84 | puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" ); |
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85 | sc = rtems_io_register_driver( 0, &test_driver, ®istered_not ); |
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86 | printf( "Init - Major slot returned = %d\n", (int) registered_not ); |
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87 | fatal_directive_status( |
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88 | sc, |
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89 | RTEMS_TOO_MANY, |
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90 | "rtems_io_register_driver too many" |
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91 | ); |
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92 | |
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93 | puts( "Init - rtems_io_register_driver - used slot" ); |
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94 | sc = rtems_io_register_driver( registered, &test_driver, ®istered_not ); |
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95 | fatal_directive_status( |
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96 | sc, |
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97 | RTEMS_RESOURCE_IN_USE, |
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98 | "rtems_io_register_driver slot in use" |
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99 | ); |
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100 | |
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101 | puts( "Init - rtems_io_unregister_driver - used slot" ); |
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102 | sc = rtems_io_unregister_driver( registered ); |
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103 | directive_failed( sc, "rtems_io_unregister_driver" ); |
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104 | |
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105 | puts( "Init - rtems_io_register_driver - free slot" ); |
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106 | sc = rtems_io_register_driver( registered, &test_driver, ®istered ); |
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107 | directive_failed( sc, "rtems_io_register_driver" ); |
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108 | |
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109 | puts( "Init - rtems_io_register_driver - called from interrupt context" ); |
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110 | if ( do_interrupt_context_test ) { |
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111 | test_interrupt_context_enter( level ); |
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112 | sc = rtems_io_register_driver( 0, NULL, NULL ); |
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113 | test_interrupt_context_leave( level ); |
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114 | fatal_directive_status( |
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115 | sc, |
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116 | RTEMS_CALLED_FROM_ISR, |
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117 | "rtems_io_register_driver" |
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118 | ); |
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119 | } |
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120 | |
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121 | puts( "Init - rtems_io_register_driver - invalid registered major pointer" ); |
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122 | sc = rtems_io_register_driver( 0, NULL, NULL ); |
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123 | fatal_directive_status( |
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124 | sc, |
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125 | RTEMS_INVALID_ADDRESS, |
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126 | "rtems_io_register_driver" |
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127 | ); |
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128 | |
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129 | puts( "Init - rtems_io_register_driver - invalid driver table pointer" ); |
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130 | sc = rtems_io_register_driver( 0, NULL, ®istered ); |
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131 | fatal_directive_status( |
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132 | sc, |
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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 | |
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137 | puts( "Init - rtems_io_register_driver - invalid empty driver table" ); |
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138 | test_driver.open_entry = NULL; |
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139 | sc = rtems_io_register_driver( 0, &test_driver, ®istered ); |
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140 | test_driver.open_entry = test_open; |
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141 | fatal_directive_status( |
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142 | sc, |
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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 | |
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147 | puts( "Init - rtems_io_register_driver - invalid major" ); |
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148 | sc = rtems_io_register_driver( invalid_major, &test_driver, ®istered ); |
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149 | fatal_directive_status( |
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150 | sc, |
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151 | RTEMS_INVALID_NUMBER, |
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152 | "rtems_io_register_driver" |
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153 | ); |
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154 | |
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155 | puts( "Init - rtems_io_unregister_driver - called from interrupt context" ); |
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156 | if ( do_interrupt_context_test ) { |
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157 | test_interrupt_context_enter( level ); |
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158 | sc = rtems_io_unregister_driver( 0 ); |
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159 | test_interrupt_context_leave( level ); |
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160 | fatal_directive_status( |
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161 | sc, |
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162 | RTEMS_CALLED_FROM_ISR, |
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163 | "rtems_io_unregister_driver" |
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164 | ); |
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165 | } |
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166 | |
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167 | puts( "Init - rtems_io_unregister_driver - invalid major number" ); |
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168 | sc = rtems_io_unregister_driver( invalid_major ); |
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169 | fatal_directive_status( |
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170 | sc, |
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171 | RTEMS_UNSATISFIED, |
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172 | "rtems_io_unregister_driver" |
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173 | ); |
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174 | |
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175 | TEST_END(); |
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176 | rtems_test_exit( 0 ); |
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177 | } |
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178 | |
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179 | /* configuration information */ |
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180 | |
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181 | #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER |
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182 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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183 | |
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184 | /* more one more driver slot than are statically configured */ |
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185 | #define CONFIGURE_MAXIMUM_DRIVERS 2 |
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186 | |
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187 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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188 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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189 | |
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190 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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191 | |
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192 | #define CONFIGURE_INIT |
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193 | #include <rtems/confdefs.h> |
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194 | |
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195 | /* end of include file */ |
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