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 17 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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13 | -- COPYRIGHT (c) 1989-1997. |
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14 | -- On-Line Applications Research Corporation (OAR). |
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15 | -- Copyright assigned to U.S. Government, 1994. |
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16 | -- |
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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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20 | -- |
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21 | -- $Id$ |
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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 | -- These arrays contain the IDs and NAMEs of all RTEMS tasks created |
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32 | -- by this test. |
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33 | -- |
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34 | |
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35 | TASK_ID : array ( RTEMS.UNSIGNED32 |
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36 | range 0 .. TIME_TEST_SUPPORT.OPERATION_COUNT ) of RTEMS.ID; |
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37 | TASK_NAME : array ( RTEMS.UNSIGNED32 |
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38 | range 0 .. TIME_TEST_SUPPORT.OPERATION_COUNT ) of RTEMS.NAME; |
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39 | |
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40 | -- |
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41 | -- These variables are used to index the TASK_ID array and change |
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42 | -- the priority of each successive task such that the TASK_SET_PRIORITY |
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43 | -- results in a preemption. |
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44 | -- |
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45 | |
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46 | TASK_COUNT : RTEMS.UNSIGNED32; |
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47 | TASK_PRIORITY : RTEMS.TASK_PRIORITY; |
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48 | |
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49 | -- |
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50 | -- The following variable is set to the execution time returned |
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51 | -- by the timer. |
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52 | -- |
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53 | |
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54 | END_TIME : RTEMS.UNSIGNED32; |
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55 | |
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56 | -- |
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57 | -- INIT |
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58 | -- |
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59 | -- DESCRIPTION: |
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60 | -- |
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61 | -- This RTEMS task initializes the application. |
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62 | -- |
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63 | |
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64 | procedure INIT ( |
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65 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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66 | ); |
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67 | |
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68 | -- |
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69 | -- FIRST_TASK |
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70 | -- |
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71 | -- DESCRIPTION: |
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72 | -- |
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73 | -- This RTEMS task is the first task to execute in the system. It |
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74 | -- starts the timer and updates the TASK_COUNT and TASK_PRIORITY |
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75 | -- variables so that a preemptive TASK_SET_PRIORITY can be performed. |
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76 | -- |
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77 | |
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78 | procedure FIRST_TASK ( |
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79 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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80 | ); |
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81 | |
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82 | -- |
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83 | -- MIDDLE_TASK |
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84 | -- |
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85 | -- DESCRIPTION: |
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86 | -- |
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87 | -- These RTEMS tasks update the TASK_COUNT and TASK_PRIORITY variables |
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88 | -- so that a preemptive TASK_SET_PRIORITY can be performed. |
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89 | -- |
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90 | |
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91 | procedure MIDDLE_TASKS ( |
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92 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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93 | ); |
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94 | |
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95 | -- |
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96 | -- LAST_TASK |
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97 | -- |
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98 | -- DESCRIPTION: |
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99 | -- |
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100 | -- This RTEMS task is the last task to execute in the system. It |
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101 | -- stops the timer and reports the execution time of a preemptive |
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102 | -- TASK_SET_PRIORITY. |
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103 | -- |
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104 | |
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105 | procedure LAST_TASK ( |
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106 | ARGUMENT : in RTEMS.TASK_ARGUMENT |
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107 | ); |
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108 | |
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109 | -- |
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110 | -- This is the Initialization Tasks Table for this test. |
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111 | -- |
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112 | |
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113 | INITIALIZATION_TASKS : aliased RTEMS.INITIALIZATION_TASKS_TABLE( 1 .. 1 ) := |
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114 | (1=> |
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115 | ( |
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116 | RTEMS.BUILD_NAME( 'U', 'I', '1', ' ' ), -- task name |
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117 | 2048, -- stack size |
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118 | 1, -- priority |
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119 | RTEMS.DEFAULT_ATTRIBUTES, -- attributes |
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120 | TMTEST.INIT'ACCESS, -- entry point |
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121 | RTEMS.NO_PREEMPT, -- initial mode |
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122 | 0 -- argument list |
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123 | ) |
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124 | ); |
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125 | |
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126 | -- |
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127 | -- This is the Configuration Table for this test. |
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128 | -- |
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129 | |
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130 | CONFIGURATION : aliased RTEMS.CONFIGURATION_TABLE := ( |
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131 | RTEMS.NULL_ADDRESS, -- will be replaced by BSP |
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132 | 256 * 1024, -- executive RAM size |
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133 | 111, -- maximum # tasks |
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134 | 0, -- maximum # timers |
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135 | 0, -- maximum # semaphores |
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136 | 1, -- maximum # message queues |
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137 | 100, -- maximum # messages |
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138 | 0, -- maximum # partitions |
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139 | 0, -- maximum # regions |
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140 | 0, -- maximum # dp memory areas |
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141 | 0, -- maximum # periods |
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142 | 0, -- maximum # user extensions |
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143 | RTEMS.MILLISECONDS_TO_MICROSECONDS(10), -- # us in a tick |
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144 | 0 -- # ticks in a timeslice |
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145 | ); |
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146 | |
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147 | end TMTEST; |
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