[c8f8ffd] | 1 | /* |
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| 2 | * IO Manager Dynamic Registration |
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| 3 | * |
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[3c8eda7] | 4 | * COPYRIGHT (c) 1989-2012. |
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[c8f8ffd] | 5 | * On-Line Applications Research Corporation (OAR). |
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| 6 | * |
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[bbf6253] | 7 | * Copyright (c) 2009 embedded brains GmbH. |
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| 8 | * |
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[c8f8ffd] | 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.com/license/LICENSE. |
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| 12 | */ |
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| 13 | |
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[7d3f9c6] | 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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[96b8762] | 18 | #include <tmacros.h> |
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| 19 | |
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[3c8eda7] | 20 | /* forward declarations to avoid warnings */ |
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| 21 | rtems_task Init(rtems_task_argument argument); |
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| 22 | |
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[bbf6253] | 23 | static rtems_device_driver test_open( |
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[96b8762] | 24 | rtems_device_major_number minor, |
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| 25 | rtems_device_minor_number major, |
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| 26 | void *ignored |
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| 27 | ) |
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| 28 | { |
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[bbf6253] | 29 | return RTEMS_IO_ERROR; |
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[96b8762] | 30 | } |
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[c8f8ffd] | 31 | |
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[bbf6253] | 32 | static rtems_driver_address_table test_driver = { |
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| 33 | .initialization_entry = NULL, |
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| 34 | .open_entry = test_open, |
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| 35 | .close_entry = NULL, |
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| 36 | .read_entry = NULL, |
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| 37 | .write_entry = NULL, |
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| 38 | .control_entry = NULL |
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[96b8762] | 39 | }; |
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[bbf6253] | 40 | |
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| 41 | #define test_interrupt_context_enter( level ) \ |
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| 42 | do { \ |
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| 43 | _Thread_Disable_dispatch(); \ |
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| 44 | rtems_interrupt_disable( level ); \ |
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| 45 | ++_ISR_Nest_level; \ |
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| 46 | } while (0) |
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| 47 | |
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| 48 | #define test_interrupt_context_leave( level ) \ |
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| 49 | do { \ |
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| 50 | --_ISR_Nest_level; \ |
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| 51 | rtems_interrupt_enable( level ); \ |
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| 52 | _Thread_Enable_dispatch(); \ |
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| 53 | } while (0) |
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| 54 | |
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[c8f8ffd] | 55 | rtems_task Init( |
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| 56 | rtems_task_argument argument |
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| 57 | ) |
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| 58 | { |
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[96b8762] | 59 | rtems_status_code sc; |
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| 60 | rtems_device_major_number registered; |
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[7467542] | 61 | rtems_device_major_number registered_not; |
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[bbf6253] | 62 | rtems_device_major_number invalid_major = _IO_Number_of_drivers + 1; |
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| 63 | rtems_interrupt_level level; |
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[1c0749b9] | 64 | bool do_interrupt_context_test = true; |
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[c8f8ffd] | 65 | |
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[96b8762] | 66 | puts( "\n\n*** TEST 40 ***" ); |
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[403c507] | 67 | |
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[1c0749b9] | 68 | /* Ensure that this test works as expected */ |
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| 69 | test_interrupt_context_enter( level ); |
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| 70 | do_interrupt_context_test = rtems_interrupt_is_in_progress(); |
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| 71 | test_interrupt_context_leave( level ); |
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| 72 | |
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[c8f8ffd] | 73 | /* |
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[96b8762] | 74 | * Register a driver with init == NULL and open != NULL |
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[c8f8ffd] | 75 | */ |
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| 76 | |
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[96b8762] | 77 | puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" ); |
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| 78 | sc = rtems_io_register_driver( 0, &test_driver, ®istered ); |
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| 79 | printf( "Init - Major slot returned = %d\n", (int) registered ); |
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| 80 | directive_failed( sc, "rtems_io_register_driver" ); |
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[c8f8ffd] | 81 | |
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[7467542] | 82 | puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" ); |
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| 83 | sc = rtems_io_register_driver( 0, &test_driver, ®istered_not ); |
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| 84 | printf( "Init - Major slot returned = %d\n", (int) registered_not ); |
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| 85 | fatal_directive_status( |
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| 86 | sc, |
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| 87 | RTEMS_TOO_MANY, |
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| 88 | "rtems_io_register_driver too many" |
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| 89 | ); |
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| 90 | |
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[96b8762] | 91 | puts( "Init - rtems_io_register_driver - used slot" ); |
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[bbf6253] | 92 | sc = rtems_io_register_driver( registered, &test_driver, ®istered_not ); |
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[96b8762] | 93 | fatal_directive_status( |
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| 94 | sc, |
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| 95 | RTEMS_RESOURCE_IN_USE, |
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| 96 | "rtems_io_register_driver slot in use" |
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| 97 | ); |
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[c8f8ffd] | 98 | |
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[bbf6253] | 99 | puts( "Init - rtems_io_unregister_driver - used slot" ); |
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| 100 | sc = rtems_io_unregister_driver( registered ); |
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| 101 | directive_failed( sc, "rtems_io_unregister_driver" ); |
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| 102 | |
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| 103 | puts( "Init - rtems_io_register_driver - free slot" ); |
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| 104 | sc = rtems_io_register_driver( registered, &test_driver, ®istered ); |
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| 105 | directive_failed( sc, "rtems_io_register_driver" ); |
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[96b8762] | 106 | |
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[bbf6253] | 107 | puts( "Init - rtems_io_register_driver - called from interrupt context" ); |
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[1c0749b9] | 108 | if ( do_interrupt_context_test ) { |
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| 109 | test_interrupt_context_enter( level ); |
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| 110 | sc = rtems_io_register_driver( 0, NULL, NULL ); |
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| 111 | test_interrupt_context_leave( level ); |
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| 112 | fatal_directive_status( |
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| 113 | sc, |
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| 114 | RTEMS_CALLED_FROM_ISR, |
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| 115 | "rtems_io_register_driver" |
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| 116 | ); |
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| 117 | } |
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[96b8762] | 118 | |
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[bbf6253] | 119 | puts( "Init - rtems_io_register_driver - invalid registered major pointer" ); |
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| 120 | sc = rtems_io_register_driver( 0, NULL, NULL ); |
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| 121 | fatal_directive_status( |
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| 122 | sc, |
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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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[96b8762] | 126 | |
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[bbf6253] | 127 | puts( "Init - rtems_io_register_driver - invalid driver table pointer" ); |
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| 128 | sc = rtems_io_register_driver( 0, NULL, ®istered ); |
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| 129 | fatal_directive_status( |
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| 130 | sc, |
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| 131 | RTEMS_INVALID_ADDRESS, |
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| 132 | "rtems_io_register_driver" |
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| 133 | ); |
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| 134 | |
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| 135 | puts( "Init - rtems_io_register_driver - invalid empty driver table" ); |
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| 136 | test_driver.open_entry = NULL; |
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| 137 | sc = rtems_io_register_driver( 0, &test_driver, ®istered ); |
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| 138 | test_driver.open_entry = test_open; |
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| 139 | fatal_directive_status( |
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| 140 | sc, |
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| 141 | RTEMS_INVALID_ADDRESS, |
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| 142 | "rtems_io_register_driver" |
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| 143 | ); |
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| 144 | |
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| 145 | puts( "Init - rtems_io_register_driver - invalid major" ); |
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| 146 | sc = rtems_io_register_driver( invalid_major, &test_driver, ®istered ); |
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| 147 | fatal_directive_status( |
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| 148 | sc, |
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| 149 | RTEMS_INVALID_NUMBER, |
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| 150 | "rtems_io_register_driver" |
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| 151 | ); |
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| 152 | |
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| 153 | puts( "Init - rtems_io_unregister_driver - called from interrupt context" ); |
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[1c0749b9] | 154 | if ( do_interrupt_context_test ) { |
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| 155 | test_interrupt_context_enter( level ); |
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| 156 | sc = rtems_io_unregister_driver( 0 ); |
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| 157 | test_interrupt_context_leave( level ); |
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| 158 | fatal_directive_status( |
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| 159 | sc, |
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| 160 | RTEMS_CALLED_FROM_ISR, |
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| 161 | "rtems_io_unregister_driver" |
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| 162 | ); |
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| 163 | } |
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[bbf6253] | 164 | |
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| 165 | puts( "Init - rtems_io_unregister_driver - invalid major number" ); |
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| 166 | sc = rtems_io_unregister_driver( invalid_major ); |
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| 167 | fatal_directive_status( |
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| 168 | sc, |
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| 169 | RTEMS_UNSATISFIED, |
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| 170 | "rtems_io_unregister_driver" |
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| 171 | ); |
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| 172 | |
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| 173 | puts( "*** END OF TEST 40 ***" ); |
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| 174 | rtems_test_exit( 0 ); |
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| 175 | } |
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[96b8762] | 176 | |
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| 177 | /* configuration information */ |
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| 178 | |
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| 179 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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| 180 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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| 181 | |
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| 182 | /* more one more driver slot than are statically configured */ |
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[7467542] | 183 | #define CONFIGURE_MAXIMUM_DRIVERS 3 |
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[96b8762] | 184 | |
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| 185 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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| 186 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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| 187 | |
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| 188 | #define CONFIGURE_INIT |
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| 189 | #include <rtems/confdefs.h> |
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| 190 | |
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| 191 | /* end of include file */ |
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