[0d6aee4] | 1 | /* Tasks_Periodic |
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| 2 | * |
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| 3 | * This routine serves as a test task for the EDF scheduler |
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| 4 | * implementation. |
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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 | * The license and distribution terms for this file may be |
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| 12 | * found in the file LICENSE in this distribution or at |
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| 13 | * http://www.rtems.com/license/LICENSE. |
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| 14 | * |
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| 15 | * $Id$ |
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| 16 | */ |
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| 17 | |
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[4e8589d] | 18 | #ifdef HAVE_CONFIG_H |
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| 19 | #include "config.h" |
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| 20 | #endif |
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| 21 | |
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[0d6aee4] | 22 | #include "system.h" |
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| 23 | |
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| 24 | rtems_task Tasks_Periodic( |
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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_id rmid; |
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| 29 | rtems_id test_rmid; |
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| 30 | rtems_status_code status; |
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| 31 | |
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| 32 | int start, stop, now; |
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| 33 | |
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| 34 | status = rtems_rate_monotonic_create( argument, &rmid ); |
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| 35 | directive_failed( status, "rtems_rate_monotonic_create" ); |
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| 36 | put_name( Task_name[ argument ], FALSE ); |
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| 37 | printf( "- rtems_rate_monotonic_create id = 0x%08" PRIxrtems_id "\n", |
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| 38 | rmid ); |
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| 39 | |
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| 40 | status = rtems_rate_monotonic_ident( argument, &test_rmid ); |
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| 41 | directive_failed( status, "rtems_rate_monotonic_ident" ); |
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| 42 | put_name( Task_name[ argument ], FALSE ); |
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| 43 | printf( "- rtems_rate_monotonic_ident id = 0x%08" PRIxrtems_id "\n", |
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| 44 | test_rmid ); |
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| 45 | |
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| 46 | if ( rmid != test_rmid ) { |
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| 47 | printf( "RMID's DO NOT MATCH (0x%" PRIxrtems_id " and 0x%" |
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| 48 | PRIxrtems_id ")\n", rmid, test_rmid ); |
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| 49 | rtems_test_exit( 0 ); |
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| 50 | } |
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| 51 | |
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| 52 | put_name( Task_name[ argument ], FALSE ); |
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| 53 | printf( "- (0x%08" PRIxrtems_id ") period %" PRIu32 "\n", |
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| 54 | rmid, Periods[ argument ] ); |
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| 55 | |
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| 56 | status = rtems_task_wake_after( 2 + Phases[argument] ); |
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| 57 | directive_failed( status, "rtems_task_wake_after" ); |
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| 58 | |
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| 59 | while (FOREVER) { |
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| 60 | if (rtems_rate_monotonic_period(rmid, Periods[argument])==RTEMS_TIMEOUT) |
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| 61 | printf("P%" PRIdPTR " - Deadline miss\n", argument); |
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| 62 | |
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| 63 | rtems_clock_get(RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &start); |
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| 64 | printf("P%" PRIdPTR "-S ticks:%d\n", argument, start); |
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| 65 | if ( start >= 2*HP_LENGTH ) break; /* stop */ |
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| 66 | /* active computing */ |
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| 67 | |
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| 68 | /* using periodic statistics */ |
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| 69 | while(FOREVER) { |
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| 70 | rtems_clock_get(RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now); |
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| 71 | if (now >= start + Execution[argument]) break; |
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| 72 | } |
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| 73 | rtems_clock_get(RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &stop); |
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| 74 | printf("P%" PRIdPTR "-F ticks:%d\n", argument, stop); |
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| 75 | } |
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| 76 | |
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| 77 | /* delete period and SELF */ |
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| 78 | status = rtems_rate_monotonic_delete( rmid ); |
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| 79 | if ( status != RTEMS_SUCCESSFUL ) { |
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| 80 | printf("rtems_rate_monotonic_delete failed with status of %d.\n",status); |
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| 81 | rtems_test_exit( 0 ); |
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| 82 | } |
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| 83 | fflush(stdout); |
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| 84 | puts( "*** END OF TEST EDF SCHEDULER 3 ***" ); |
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| 85 | rtems_test_exit( 0 ); |
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| 86 | } |
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