[ac7d5ef0] | 1 | /* |
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| 2 | * |
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[08311cc3] | 3 | * COPYRIGHT (c) 1989-1999. |
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[ac7d5ef0] | 4 | * On-Line Applications Research Corporation (OAR). |
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| 5 | * |
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[98e4ebf5] | 6 | * The license and distribution terms for this file may be |
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| 7 | * found in the file LICENSE in this distribution or at |
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[95a81ab] | 8 | * http://www.rtems.com/license/LICENSE. |
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[ac7d5ef0] | 9 | * |
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[3235ad9] | 10 | * $Id$ |
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[ac7d5ef0] | 11 | */ |
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| 12 | |
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[3a4ae6c] | 13 | #define TEST_INIT |
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[ac7d5ef0] | 14 | #include "system.h" |
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| 15 | |
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| 16 | rtems_id Queue_id; |
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| 17 | |
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| 18 | long Buffer[4]; |
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| 19 | |
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| 20 | rtems_task test_init( |
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| 21 | rtems_task_argument argument |
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| 22 | ); |
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| 23 | |
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| 24 | rtems_task Middle_tasks( |
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| 25 | rtems_task_argument argument |
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| 26 | ); |
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| 27 | |
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| 28 | rtems_task High_task( |
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| 29 | rtems_task_argument argument |
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| 30 | ); |
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| 31 | |
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| 32 | |
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| 33 | void Init( |
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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_id id; |
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| 39 | |
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[3a4ae6c] | 40 | Print_Warning(); |
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| 41 | |
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[ac7d5ef0] | 42 | puts( "\n\n*** TIME TEST 11 ***" ); |
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| 43 | |
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| 44 | status = rtems_task_create( |
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| 45 | 1, |
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| 46 | 251, |
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[3652ad35] | 47 | RTEMS_MINIMUM_STACK_SIZE, |
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[ac7d5ef0] | 48 | RTEMS_DEFAULT_MODES, |
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| 49 | RTEMS_DEFAULT_ATTRIBUTES, |
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| 50 | &id |
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| 51 | ); |
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| 52 | directive_failed( status, "rtems_task_create" ); |
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| 53 | |
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| 54 | status = rtems_task_start( id, test_init, 0 ); |
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| 55 | directive_failed( status, "rtems_task_start" ); |
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| 56 | |
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| 57 | status = rtems_task_delete( RTEMS_SELF ); |
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| 58 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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| 59 | } |
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| 60 | |
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[df49c60] | 61 | #define MESSAGE_SIZE (sizeof(long) * 4) |
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| 62 | |
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[ac7d5ef0] | 63 | rtems_task test_init( |
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| 64 | rtems_task_argument argument |
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| 65 | ) |
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| 66 | { |
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[0720ff4] | 67 | uint32_t index; |
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[ac7d5ef0] | 68 | rtems_task_entry task_entry; |
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| 69 | rtems_task_priority priority; |
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| 70 | rtems_id task_id; |
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| 71 | rtems_status_code status; |
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| 72 | |
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| 73 | /* As each task is started, it preempts this task and |
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| 74 | * performs a blocking rtems_message_queue_receive. Upon completion of |
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| 75 | * this loop all created tasks are blocked. |
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| 76 | */ |
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| 77 | |
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| 78 | status = rtems_message_queue_create( |
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| 79 | rtems_build_name( 'M', 'Q', '1', ' ' ), |
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| 80 | OPERATION_COUNT, |
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[df49c60] | 81 | MESSAGE_SIZE, |
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[ac7d5ef0] | 82 | RTEMS_DEFAULT_ATTRIBUTES, |
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| 83 | &Queue_id |
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| 84 | ); |
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| 85 | directive_failed( status, "rtems_message_queue_create" ); |
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| 86 | |
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| 87 | priority = 250; |
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| 88 | |
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| 89 | for( index = 0; index < OPERATION_COUNT ; index++ ) { |
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| 90 | status = rtems_task_create( |
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| 91 | rtems_build_name( 'T', 'I', 'M', 'E' ), |
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| 92 | priority, |
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[3652ad35] | 93 | RTEMS_MINIMUM_STACK_SIZE, |
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[ac7d5ef0] | 94 | RTEMS_DEFAULT_MODES, |
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| 95 | RTEMS_DEFAULT_ATTRIBUTES, |
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| 96 | &task_id |
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| 97 | ); |
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| 98 | directive_failed( status, "rtems_task_create LOOP" ); |
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| 99 | |
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| 100 | priority--; |
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| 101 | |
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| 102 | if ( index==OPERATION_COUNT-1 ) task_entry = High_task; |
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| 103 | else task_entry = Middle_tasks; |
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| 104 | |
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| 105 | status = rtems_task_start( task_id, task_entry, 0 ); |
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| 106 | directive_failed( status, "rtems_task_start LOOP" ); |
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| 107 | } |
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| 108 | |
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| 109 | Timer_initialize(); |
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[df49c60] | 110 | (void) rtems_message_queue_send( Queue_id, Buffer, MESSAGE_SIZE ); |
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[ac7d5ef0] | 111 | } |
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| 112 | |
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| 113 | rtems_task Middle_tasks( |
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| 114 | rtems_task_argument argument |
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| 115 | ) |
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| 116 | { |
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[0720ff4] | 117 | uint32_t size; |
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[4b374f36] | 118 | |
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[ac7d5ef0] | 119 | (void) rtems_message_queue_receive( |
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| 120 | Queue_id, |
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| 121 | (long (*)[4]) Buffer, |
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[4b374f36] | 122 | &size, |
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[ac7d5ef0] | 123 | RTEMS_DEFAULT_OPTIONS, |
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| 124 | RTEMS_NO_TIMEOUT |
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| 125 | ); |
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| 126 | |
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[4b374f36] | 127 | (void) rtems_message_queue_send( Queue_id, (long (*)[4]) Buffer, size ); |
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[ac7d5ef0] | 128 | } |
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| 129 | |
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| 130 | rtems_task High_task( |
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| 131 | rtems_task_argument argument |
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| 132 | ) |
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| 133 | { |
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[0720ff4] | 134 | uint32_t size; |
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[8f71a36] | 135 | |
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[ac7d5ef0] | 136 | (void) rtems_message_queue_receive( |
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| 137 | Queue_id, |
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| 138 | (long (*)[4]) Buffer, |
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[4b374f36] | 139 | &size, |
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[ac7d5ef0] | 140 | RTEMS_DEFAULT_OPTIONS, |
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| 141 | RTEMS_NO_TIMEOUT |
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| 142 | ); |
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| 143 | |
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| 144 | end_time = Read_timer(); |
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| 145 | |
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| 146 | put_time( |
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[5c491aef] | 147 | "rtems_message_queue_send: task readied -- preempts caller", |
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[ac7d5ef0] | 148 | end_time, |
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| 149 | OPERATION_COUNT, |
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| 150 | 0, |
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| 151 | CALLING_OVERHEAD_MESSAGE_QUEUE_SEND |
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| 152 | ); |
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| 153 | |
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[3a4ae6c] | 154 | puts( "*** END OF TEST 11 ***" ); |
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[b454bc9] | 155 | rtems_test_exit( 0 ); |
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[ac7d5ef0] | 156 | } |
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