1 | /* Task_1 |
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2 | * |
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3 | * This test serves as a test task. It verifies timeslicing activities |
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4 | * and tswitch extension processing. |
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5 | * |
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6 | * Input parameters: |
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7 | * argument - task argument |
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8 | * |
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9 | * Output parameters: NONE |
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10 | * |
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11 | * COPYRIGHT (c) 1989-1997. |
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12 | * On-Line Applications Research Corporation (OAR). |
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13 | * Copyright assigned to U.S. Government, 1994. |
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14 | * |
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15 | * The license and distribution terms for this file may be |
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16 | * found in the file LICENSE in this distribution or at |
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17 | * http://www.OARcorp.com/rtems/license.html. |
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18 | * |
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19 | * $Id$ |
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20 | */ |
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21 | |
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22 | #include "system.h" |
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23 | |
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24 | rtems_task Task_1( |
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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_unsigned32 seconds; |
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29 | rtems_unsigned32 old_seconds; |
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30 | rtems_mode previous_mode; |
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31 | rtems_time_of_day time; |
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32 | rtems_status_code status; |
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33 | rtems_unsigned32 start_time; |
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34 | rtems_unsigned32 end_time; |
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35 | |
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36 | puts( "TA1 - rtems_task_suspend - on Task 2" ); |
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37 | status = rtems_task_suspend( Task_id[ 2 ] ); |
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38 | directive_failed( status, "rtems_task_suspend of TA2" ); |
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39 | |
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40 | puts( "TA1 - rtems_task_suspend - on Task 3" ); |
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41 | status = rtems_task_suspend( Task_id[ 3 ] ); |
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42 | directive_failed( status, "rtems_task_suspend of TA3" ); |
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43 | |
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44 | status = rtems_clock_get( RTEMS_CLOCK_GET_SECONDS_SINCE_EPOCH, &start_time ); |
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45 | directive_failed( status, "rtems_clock_get" ); |
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46 | |
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47 | puts( "TA1 - killing time" ); |
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48 | |
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49 | for ( ; ; ) { |
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50 | status = rtems_clock_get( RTEMS_CLOCK_GET_SECONDS_SINCE_EPOCH, &end_time ); |
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51 | directive_failed( status, "rtems_clock_get" ); |
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52 | |
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53 | if ( end_time > (start_time + 2) ) |
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54 | break; |
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55 | } |
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56 | |
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57 | puts( "TA1 - rtems_task_resume - on Task 2" ); |
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58 | status = rtems_task_resume( Task_id[ 2 ] ); |
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59 | directive_failed( status, "rtems_task_resume of TA2" ); |
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60 | |
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61 | puts( "TA1 - rtems_task_resume - on Task 3" ); |
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62 | status = rtems_task_resume( Task_id[ 3 ] ); |
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63 | directive_failed( status, "rtems_task_resume of TA3" ); |
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64 | |
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65 | while ( FOREVER ) { |
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66 | if ( Run_count[ 1 ] == 3 ) { |
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67 | puts( "TA1 - rtems_task_mode - change mode to NO RTEMS_PREEMPT" ); |
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68 | |
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69 | status = rtems_task_mode( |
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70 | RTEMS_NO_PREEMPT, |
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71 | RTEMS_PREEMPT_MASK, |
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72 | &previous_mode |
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73 | ); |
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74 | directive_failed( status, "rtems_task_mode" ); |
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75 | |
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76 | status = rtems_clock_get( RTEMS_CLOCK_GET_TOD, &time ); |
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77 | directive_failed( status, "rtems_clock_get" ); |
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78 | |
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79 | old_seconds = time.second; |
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80 | |
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81 | for ( seconds = 0 ; seconds < 6 ; ) { |
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82 | status = rtems_clock_get( RTEMS_CLOCK_GET_TOD, &time ); |
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83 | directive_failed( status, "rtems_clock_get" ); |
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84 | |
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85 | if ( time.second != old_seconds ) { |
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86 | old_seconds = time.second; |
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87 | seconds++; |
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88 | print_time( "TA1 - ", &time, "\n" ); |
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89 | } |
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90 | } |
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91 | |
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92 | puts( "TA1 - rtems_task_mode - change mode to RTEMS_PREEMPT" ); |
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93 | status = rtems_task_mode( |
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94 | RTEMS_PREEMPT, |
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95 | RTEMS_PREEMPT_MASK, |
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96 | &previous_mode |
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97 | ); |
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98 | directive_failed( status, "rtems_task_mode" ); |
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99 | |
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100 | while ( FOREVER ); |
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101 | } |
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102 | } |
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103 | } |
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