1 | /* |
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2 | * COPYRIGHT (c) 1989-2009. |
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3 | * On-Line Applications Research Corporation (OAR). |
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4 | * |
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5 | * The license and distribution terms for this file may be |
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6 | * found in the file LICENSE in this distribution or at |
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7 | * http://www.rtems.com/license/LICENSE. |
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8 | * |
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9 | * $Id$ |
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10 | */ |
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11 | |
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12 | #include <sched.h> |
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13 | |
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14 | #define CONFIGURE_INIT |
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15 | #include "system.h" |
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16 | #include <errno.h> |
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17 | |
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18 | void print_schedparam( |
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19 | char *prefix, |
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20 | struct sched_param *schedparam |
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21 | ); |
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22 | |
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23 | void print_schedparam( |
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24 | char *prefix, |
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25 | struct sched_param *schedparam |
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26 | ) |
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27 | { |
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28 | printf( "%ssched priority = %d\n", prefix, schedparam->sched_priority ); |
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29 | #if defined(_POSIX_SPORADIC_SERVER) |
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30 | printf( "%sss_low_priority = %d\n", prefix, schedparam->ss_low_priority ); |
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31 | printf( "%sss_replenish_period = (%ld, %ld)\n", prefix, |
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32 | schedparam->ss_replenish_period.tv_sec, |
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33 | schedparam->ss_replenish_period.tv_nsec ); |
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34 | printf( "%sss_initial_budget = (%ld, %ld)\n", prefix, |
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35 | schedparam->ss_initial_budget.tv_sec, |
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36 | schedparam->ss_initial_budget.tv_nsec ); |
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37 | #else |
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38 | printf( "%s_POSIX_SPORADIC_SERVER is not defined\n" ); |
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39 | #endif |
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40 | } |
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41 | |
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42 | void *POSIX_Init( |
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43 | void *argument |
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44 | ) |
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45 | { |
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46 | int status; |
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47 | pthread_attr_t attr; |
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48 | struct sched_param schedparam; |
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49 | |
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50 | puts( "\n\n*** POSIX TEST 12 ***" ); |
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51 | |
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52 | /* set the time of day, and print our buffer in multiple ways */ |
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53 | |
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54 | set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 ); |
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55 | |
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56 | /* get id of this thread */ |
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57 | |
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58 | Init_id = pthread_self(); |
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59 | printf( "Init's ID is 0x%08x\n", Init_id ); |
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60 | |
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61 | /* invalid scheduling policy error */ |
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62 | |
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63 | puts( "Init: pthread_attr_init - SUCCESSFUL" ); |
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64 | status = pthread_attr_init( &attr ); |
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65 | assert( !status ); |
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66 | |
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67 | status = pthread_attr_setinheritsched( &attr, PTHREAD_EXPLICIT_SCHED ); |
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68 | assert( !status ); |
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69 | attr.schedpolicy = -1; |
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70 | |
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71 | puts( "Init: pthread_create - EINVAL (invalid scheduling policy)" ); |
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72 | status = pthread_create( &Task_id, &attr, Task_1, NULL ); |
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73 | assert( status == EINVAL ); |
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74 | |
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75 | /* replenish period < budget error */ |
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76 | |
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77 | puts( "Init: pthread_attr_init - SUCCESSFUL" ); |
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78 | status = pthread_attr_init( &attr ); |
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79 | assert( !status ); |
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80 | |
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81 | puts( "Init: set scheduling parameter attributes for sporadic server" ); |
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82 | status = pthread_attr_setschedpolicy( &attr, SCHED_SPORADIC ); |
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83 | assert( !status ); |
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84 | |
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85 | schedparam.ss_replenish_period.tv_sec = 1; |
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86 | schedparam.ss_replenish_period.tv_nsec = 0; |
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87 | schedparam.ss_initial_budget.tv_sec = 2; |
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88 | schedparam.ss_initial_budget.tv_nsec = 0; |
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89 | |
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90 | schedparam.sched_priority = 200; |
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91 | schedparam.ss_low_priority = 100; |
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92 | |
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93 | status = pthread_attr_setschedparam( &attr, &schedparam ); |
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94 | assert( !status ); |
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95 | |
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96 | status = pthread_attr_setinheritsched( &attr, PTHREAD_EXPLICIT_SCHED ); |
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97 | assert( !status ); |
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98 | |
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99 | puts( "Init: pthread_create - EINVAL (replenish < budget)" ); |
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100 | status = pthread_create( &Task_id, &attr, Task_1, NULL ); |
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101 | assert( status == EINVAL ); |
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102 | |
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103 | /* invalid ss_low_priority error */ |
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104 | |
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105 | schedparam.ss_replenish_period.tv_sec = 2; |
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106 | schedparam.ss_replenish_period.tv_nsec = 0; |
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107 | schedparam.ss_initial_budget.tv_sec = 1; |
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108 | schedparam.ss_initial_budget.tv_nsec = 0; |
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109 | |
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110 | schedparam.sched_priority = 200; |
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111 | schedparam.ss_low_priority = -1; |
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112 | |
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113 | status = pthread_attr_setschedparam( &attr, &schedparam ); |
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114 | assert( !status ); |
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115 | |
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116 | puts( "Init: pthread_create - EINVAL (invalid ss_low_priority)" ); |
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117 | status = pthread_create( &Task_id, &attr, Task_1, NULL ); |
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118 | assert( status == EINVAL ); |
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119 | |
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120 | /* create a thread as a sporadic server */ |
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121 | |
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122 | schedparam.ss_replenish_period.tv_sec = 2; |
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123 | schedparam.ss_replenish_period.tv_nsec = 0; |
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124 | schedparam.ss_initial_budget.tv_sec = 1; |
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125 | schedparam.ss_initial_budget.tv_nsec = 0; |
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126 | |
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127 | schedparam.sched_priority = sched_get_priority_max( SCHED_FIFO ); |
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128 | schedparam.ss_low_priority = sched_get_priority_max( SCHED_FIFO ) - 6; |
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129 | |
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130 | status = pthread_attr_setschedparam( &attr, &schedparam ); |
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131 | assert( !status ); |
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132 | |
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133 | puts( "Init: pthread_create - SUCCESSFUL" ); |
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134 | status = pthread_create( &Task_id, &attr, Task_1, NULL ); |
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135 | assert( !status ); |
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136 | |
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137 | status = pthread_join( Task_id, NULL ); |
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138 | assert( status ); |
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139 | |
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140 | /* switch to Task_1 */ |
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141 | |
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142 | puts( "*** END OF POSIX TEST 12 ***" ); |
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143 | rtems_test_exit( 0 ); |
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144 | |
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145 | return NULL; /* just so the compiler thinks we returned something */ |
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146 | } |
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