1 | /* |
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2 | * Copyright (c) 2013-2014 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * Redistribution and use in source and binary forms, with or without |
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11 | * modification, are permitted provided that the following conditions |
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12 | * are met: |
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13 | * 1. Redistributions of source code must retain the above copyright |
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14 | * notice, this list of conditions and the following disclaimer. |
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15 | * 2. Redistributions in binary form must reproduce the above copyright |
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16 | * notice, this list of conditions and the following disclaimer in the |
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17 | * documentation and/or other materials provided with the distribution. |
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18 | * |
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19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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29 | * SUCH DAMAGE. |
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30 | */ |
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31 | |
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32 | #include <machine/rtems-bsd-kernel-space.h> |
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33 | #include <machine/rtems-bsd-thread.h> |
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34 | |
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35 | #include <stdlib.h> |
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36 | #include <stdio.h> |
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37 | #include <string.h> |
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38 | #include <assert.h> |
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39 | |
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40 | #include <sys/types.h> |
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41 | #include <rtems/bsd/sys/param.h> |
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42 | #include <sys/proc.h> |
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43 | #include <sys/kthread.h> |
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44 | #include <sys/errno.h> |
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45 | |
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46 | #include <rtems/bsd/bsd.h> |
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47 | |
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48 | #include <rtems.h> |
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49 | #include <rtems/libcsupport.h> |
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50 | #include <rtems/score/threaddispatch.h> |
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51 | #include <rtems/score/wkspace.h> |
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52 | |
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53 | #define TEST_NAME "LIBBSD THREAD 1" |
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54 | |
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55 | #define TEST_KTHREAD_ADD ((void *) 0xdeadbeef) |
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56 | |
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57 | static rtems_id main_task_id; |
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58 | |
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59 | static char test_kproc_name[] = "kproc"; |
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60 | |
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61 | static struct kproc_desc test_kproc_start_desc; |
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62 | |
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63 | static char test_kthread_name[] = "kthread"; |
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64 | |
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65 | static struct kthread_desc test_kthread_start_desc; |
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66 | |
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67 | static void |
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68 | test_curthread(const char *name) |
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69 | { |
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70 | struct thread *td_0 = rtems_bsd_get_curthread_or_null(); |
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71 | struct thread *td_1 = rtems_bsd_get_curthread_or_wait_forever(); |
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72 | struct thread *td_2 = curthread; |
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73 | |
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74 | assert(td_0 != NULL); |
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75 | assert(td_0 == td_1); |
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76 | assert(td_0 == td_2); |
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77 | assert(strcmp(td_0->td_thread->Join_queue.Queue.name, name) == 0); |
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78 | } |
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79 | |
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80 | static void |
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81 | wake_up_main_thread(void) |
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82 | { |
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83 | rtems_status_code sc; |
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84 | |
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85 | sc = rtems_event_transient_send(main_task_id); |
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86 | assert(sc == RTEMS_SUCCESSFUL); |
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87 | } |
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88 | |
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89 | static void |
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90 | wait_for_worker_thread(void) |
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91 | { |
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92 | rtems_status_code sc; |
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93 | |
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94 | sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
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95 | assert(sc == RTEMS_SUCCESSFUL); |
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96 | } |
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97 | |
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98 | static void |
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99 | non_bsd_thread(rtems_task_argument arg) |
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100 | { |
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101 | rtems_status_code sc; |
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102 | |
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103 | test_curthread(""); |
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104 | wake_up_main_thread(); |
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105 | |
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106 | sc = rtems_task_delete(RTEMS_SELF); |
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107 | assert(sc == RTEMS_SUCCESSFUL); |
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108 | } |
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109 | |
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110 | static void |
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111 | test_non_bsd_thread(void) |
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112 | { |
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113 | rtems_status_code sc; |
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114 | rtems_id task_id; |
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115 | rtems_resource_snapshot snapshot; |
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116 | |
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117 | rtems_resource_snapshot_take(&snapshot); |
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118 | |
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119 | sc = rtems_task_create( |
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120 | rtems_build_name('T', 'A', 'S', 'K'), |
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121 | RTEMS_MINIMUM_PRIORITY, |
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122 | RTEMS_MINIMUM_STACK_SIZE, |
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123 | RTEMS_DEFAULT_MODES, |
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124 | RTEMS_FLOATING_POINT, |
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125 | &task_id |
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126 | ); |
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127 | assert(sc == RTEMS_SUCCESSFUL); |
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128 | |
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129 | sc = rtems_task_start(task_id, non_bsd_thread, 0); |
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130 | assert(sc == RTEMS_SUCCESSFUL); |
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131 | |
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132 | wait_for_worker_thread(); |
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133 | |
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134 | assert(rtems_resource_snapshot_check(&snapshot)); |
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135 | } |
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136 | |
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137 | static void |
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138 | test_kproc_start_proc(void) |
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139 | { |
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140 | test_curthread(&test_kproc_name[0]); |
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141 | wake_up_main_thread(); |
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142 | kproc_exit(0); |
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143 | } |
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144 | |
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145 | static void |
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146 | test_kproc_start(void) |
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147 | { |
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148 | rtems_resource_snapshot snapshot; |
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149 | struct proc *pr = NULL; |
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150 | struct kproc_desc *kpd = &test_kproc_start_desc; |
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151 | |
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152 | puts("test kproc_start()"); |
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153 | |
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154 | rtems_resource_snapshot_take(&snapshot); |
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155 | |
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156 | kpd->arg0 = &test_kproc_name[0]; |
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157 | kpd->func = test_kproc_start_proc, |
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158 | kpd->global_procpp = ≺ |
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159 | |
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160 | kproc_start(kpd); |
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161 | wait_for_worker_thread(); |
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162 | |
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163 | assert(pr != NULL); |
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164 | |
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165 | assert(rtems_resource_snapshot_check(&snapshot)); |
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166 | } |
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167 | |
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168 | static void |
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169 | test_kthread_start_thread(void) |
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170 | { |
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171 | test_curthread(&test_kthread_name[0]); |
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172 | wake_up_main_thread(); |
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173 | kthread_exit(); |
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174 | } |
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175 | |
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176 | static void |
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177 | test_kthread_start(void) |
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178 | { |
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179 | rtems_resource_snapshot snapshot; |
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180 | struct thread *td = NULL; |
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181 | struct kthread_desc *ktd = &test_kthread_start_desc; |
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182 | |
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183 | puts("test kthread_start()"); |
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184 | |
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185 | rtems_resource_snapshot_take(&snapshot); |
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186 | |
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187 | ktd->arg0 = &test_kthread_name[0]; |
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188 | ktd->func = test_kthread_start_thread, |
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189 | ktd->global_threadpp = &td; |
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190 | |
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191 | kthread_start(ktd); |
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192 | wait_for_worker_thread(); |
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193 | |
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194 | assert(td != NULL); |
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195 | |
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196 | assert(rtems_resource_snapshot_check(&snapshot)); |
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197 | } |
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198 | |
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199 | static void |
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200 | test_kthread_add_thread(void *arg) |
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201 | { |
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202 | test_curthread(&test_kthread_name[0]); |
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203 | |
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204 | assert(arg == TEST_KTHREAD_ADD); |
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205 | |
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206 | wake_up_main_thread(); |
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207 | kthread_exit(); |
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208 | } |
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209 | |
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210 | static void |
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211 | test_kthread_add(void) |
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212 | { |
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213 | rtems_resource_snapshot snapshot; |
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214 | void *greedy; |
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215 | uintptr_t take_away = 2 * rtems_bsd_get_task_stack_size(""); |
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216 | |
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217 | puts("test kthread_add()"); |
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218 | |
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219 | greedy = rtems_workspace_greedy_allocate(&take_away, 1); |
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220 | |
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221 | rtems_resource_snapshot_take(&snapshot); |
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222 | |
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223 | assert(rtems_configuration_get_unified_work_area()); |
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224 | |
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225 | while (take_away > 0) { |
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226 | void *away; |
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227 | bool ok; |
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228 | |
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229 | ok = rtems_workspace_allocate(take_away, &away); |
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230 | if (ok) { |
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231 | struct thread *td = NULL; |
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232 | int eno; |
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233 | |
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234 | eno = kthread_add( |
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235 | test_kthread_add_thread, |
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236 | TEST_KTHREAD_ADD, |
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237 | NULL, |
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238 | &td, |
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239 | 0, |
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240 | 0, |
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241 | "%s", |
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242 | &test_kthread_name[0] |
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243 | ); |
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244 | |
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245 | ok = rtems_workspace_free(away); |
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246 | assert(ok); |
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247 | |
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248 | if (eno == 0) { |
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249 | wait_for_worker_thread(); |
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250 | assert(td != NULL); |
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251 | |
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252 | break; |
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253 | } else { |
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254 | assert(eno == ENOMEM); |
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255 | assert(rtems_resource_snapshot_check(&snapshot)); |
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256 | } |
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257 | } |
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258 | |
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259 | --take_away; |
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260 | } |
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261 | |
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262 | assert(take_away > 0); |
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263 | |
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264 | rtems_workspace_greedy_free(greedy); |
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265 | } |
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266 | |
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267 | static void |
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268 | test_rtems_bsd_get_curthread_or_null(void) |
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269 | { |
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270 | rtems_resource_snapshot snapshot; |
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271 | void *greedy; |
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272 | |
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273 | puts("test rtems_bsd_get_curthread_or_null()"); |
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274 | |
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275 | rtems_resource_snapshot_take(&snapshot); |
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276 | |
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277 | greedy = rtems_workspace_greedy_allocate(NULL, 0); |
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278 | assert(rtems_bsd_get_curthread_or_null() == NULL); |
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279 | rtems_workspace_greedy_free(greedy); |
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280 | |
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281 | rtems_resource_snapshot_take(&snapshot); |
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282 | } |
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283 | |
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284 | static void |
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285 | test_main(void) |
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286 | { |
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287 | main_task_id = rtems_task_self(); |
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288 | |
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289 | test_non_bsd_thread(); |
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290 | test_kproc_start(); |
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291 | test_kthread_start(); |
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292 | test_kthread_add(); |
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293 | test_rtems_bsd_get_curthread_or_null(); |
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294 | |
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295 | exit(0); |
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296 | } |
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297 | |
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298 | #include <rtems/bsd/test/default-init.h> |
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