[6d4e604b] | 1 | -- |
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| 2 | -- TMTEST / SPECIFICATION |
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| 3 | -- |
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| 4 | -- DESCRIPTION: |
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| 5 | -- |
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| 6 | -- This package is the specification for Test 19 of the RTEMS |
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| 7 | -- Timing Test Suite. |
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| 8 | -- |
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| 9 | -- DEPENDENCIES: |
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| 10 | -- |
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| 11 | -- |
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| 12 | -- |
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[bf9ae83] | 13 | -- COPYRIGHT (c) 1989-1997. |
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[6d4e604b] | 14 | -- On-Line Applications Research Corporation (OAR). |
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[bf9ae83] | 15 | -- Copyright assigned to U.S. Government, 1994. |
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[6d4e604b] | 16 | -- |
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[bf9ae83] | 17 | -- The license and distribution terms for this file may in |
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| 18 | -- the file LICENSE in this distribution or at |
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| 19 | -- http://www.OARcorp.com/rtems/license.html. |
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[6d4e604b] | 20 | -- |
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[bf9ae83] | 21 | -- $Id$ |
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[6d4e604b] | 22 | -- |
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| 23 | |
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| 24 | with RTEMS; |
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| 25 | with TIME_TEST_SUPPORT; |
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| 26 | with TIMER_DRIVER; |
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| 27 | |
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| 28 | package TMTEST is |
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| 29 | |
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| 30 | -- |
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| 31 | -- This array contains the IDs of all RTEMS tasks created by this test. |
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| 32 | -- |
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| 33 | |
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| 34 | TASK_ID : array ( RTEMS.UNSIGNED32 range 1 .. 3 ) of RTEMS.ID; |
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| 35 | |
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| 36 | -- |
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| 37 | -- The following variable is set to the execution time returned |
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| 38 | -- by the timer. |
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| 39 | -- |
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| 40 | |
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| 41 | END_TIME : RTEMS.UNSIGNED32; |
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| 42 | |
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| 43 | -- |
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| 44 | -- INIT |
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| 45 | -- |
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| 46 | -- DESCRIPTION: |
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| 47 | -- |
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| 48 | -- This RTEMS task initializes the application. |
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| 49 | -- |
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| 50 | |
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| 51 | procedure INIT ( |
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| 52 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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| 53 | ); |
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| 54 | |
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| 55 | -- |
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| 56 | -- PROCESS_ASR_FOR_PASS_1 |
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| 57 | -- |
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| 58 | -- DESCRIPTION: |
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| 59 | -- |
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| 60 | -- This subprogram is the ASR used to measure and report the |
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| 61 | -- execution time of a SIGNAL_SEND to SELF. Before it exits |
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| 62 | -- it starts the timer so that the execution time required to |
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| 63 | -- exit from an ASR back to the same task can be measured. |
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| 64 | -- |
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| 65 | |
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| 66 | procedure PROCESS_ASR_FOR_PASS_1 ( |
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| 67 | SIGNALS : in RTEMS.SIGNAL_SET |
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| 68 | ); |
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| 69 | |
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| 70 | -- |
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| 71 | -- PROCESS_ASR_FOR_PASS_2 |
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| 72 | -- |
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| 73 | -- DESCRIPTION: |
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| 74 | -- |
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| 75 | -- This subprogram is the ASR which sets up for a preemptive |
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| 76 | -- return from an ASR. Before it exits it starts the timer |
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| 77 | -- so that the execution time required to exit from an ASR |
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| 78 | -- and transfer control to the another task can be measured. |
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| 79 | -- |
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| 80 | |
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| 81 | procedure PROCESS_ASR_FOR_PASS_2 ( |
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| 82 | SIGNALS : in RTEMS.SIGNAL_SET |
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| 83 | ); |
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| 84 | |
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| 85 | -- |
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| 86 | -- TASK_1 |
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| 87 | -- |
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| 88 | -- DESCRIPTION: |
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| 89 | -- |
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| 90 | -- This RTEMS task is responsible for measuring and reporting |
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| 91 | -- the following execution times: |
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| 92 | -- |
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| 93 | -- + SIGNAL_CATCH |
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| 94 | -- + non-preemptive SIGNAL_SEND |
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| 95 | -- + non-preemptive return from an ASR |
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| 96 | -- |
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| 97 | |
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| 98 | procedure TASK_1 ( |
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| 99 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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| 100 | ); |
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| 101 | |
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| 102 | -- |
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| 103 | -- PROCESS_ASR_FOR_TASK_2 |
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| 104 | -- |
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| 105 | -- DESCRIPTION: |
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| 106 | -- |
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| 107 | -- This subprogram is the ASR for TASK_2. It performs no actions. |
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| 108 | -- |
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| 109 | |
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| 110 | procedure PROCESS_ASR_FOR_TASK_2 ( |
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| 111 | SIGNALS : in RTEMS.SIGNAL_SET |
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| 112 | ); |
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| 113 | |
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| 114 | -- |
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| 115 | -- TASK_2 |
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| 116 | -- |
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| 117 | -- DESCRIPTION: |
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| 118 | -- |
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| 119 | -- This RTEMS task is used as the recipient of a SIGNAL_SEND. |
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| 120 | -- After establishing an ASR, it suspends itself to insure |
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| 121 | -- that it does not execute again. |
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| 122 | -- |
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| 123 | |
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| 124 | procedure TASK_2 ( |
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| 125 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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| 126 | ); |
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| 127 | |
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| 128 | -- |
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| 129 | -- TASK_3 |
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| 130 | -- |
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| 131 | -- DESCRIPTION: |
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| 132 | -- |
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| 133 | -- This RTEMS task is used as the recipient of a preemptive |
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| 134 | -- SIGNAL_SEND. This task suspends itself and is resumed by |
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| 135 | -- an ASR for TASK_1. Once the task executes, it stops the |
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| 136 | -- timer and reports the execution time for a preemptive |
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| 137 | -- return from an ASR. |
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| 138 | -- |
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| 139 | |
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| 140 | procedure TASK_3 ( |
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| 141 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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| 142 | ); |
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| 143 | |
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| 144 | -- |
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| 145 | -- This is the Initialization Tasks Table for this test. |
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| 146 | -- |
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| 147 | |
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| 148 | INITIALIZATION_TASKS : aliased RTEMS.INITIALIZATION_TASKS_TABLE( 1 .. 1 ) := |
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| 149 | (1=> |
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| 150 | ( |
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| 151 | RTEMS.BUILD_NAME( 'U', 'I', '1', ' ' ), -- task name |
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| 152 | 2048, -- stack size |
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| 153 | 1, -- priority |
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| 154 | RTEMS.DEFAULT_ATTRIBUTES, -- attributes |
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| 155 | TMTEST.INIT'ACCESS, -- entry point |
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| 156 | RTEMS.NO_PREEMPT, -- initial mode |
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| 157 | 0 -- argument list |
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| 158 | ) |
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| 159 | ); |
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| 160 | |
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| 161 | -- |
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| 162 | -- This is the Configuration Table for this test. |
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| 163 | -- |
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| 164 | |
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| 165 | CONFIGURATION : aliased RTEMS.CONFIGURATION_TABLE := ( |
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| 166 | RTEMS.NULL_ADDRESS, -- will be replaced by BSP |
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| 167 | 256 * 1024, -- executive RAM size |
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| 168 | 111, -- maximum # tasks |
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| 169 | 0, -- maximum # timers |
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| 170 | 0, -- maximum # semaphores |
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| 171 | 1, -- maximum # message queues |
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| 172 | 100, -- maximum # messages |
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| 173 | 0, -- maximum # partitions |
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| 174 | 0, -- maximum # regions |
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| 175 | 0, -- maximum # dp memory areas |
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| 176 | 0, -- maximum # periods |
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| 177 | 0, -- maximum # user extensions |
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| 178 | RTEMS.MILLISECONDS_TO_MICROSECONDS(10), -- # us in a tick |
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| 179 | 0 -- # ticks in a timeslice |
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| 180 | ); |
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| 181 | |
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| 182 | end TMTEST; |
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