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Diffstat (limited to 'testsuites/sptests/spedfsched04/tasks.c')
-rw-r--r-- | testsuites/sptests/spedfsched04/tasks.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/testsuites/sptests/spedfsched04/tasks.c b/testsuites/sptests/spedfsched04/tasks.c deleted file mode 100644 index 36d6013447..0000000000 --- a/testsuites/sptests/spedfsched04/tasks.c +++ /dev/null @@ -1,103 +0,0 @@ -/** - * @file sprmsched04/tasks.c - * - * @brief A heuristic example to demonstrate how the postponed jobs are handled. - * - * Given two tasks with implicit deadline under EDF policy. - * Task 1 has (4, 5) and task 2 has (4, 6), where (execution time, period/deadline). - * For the simplicity, we only execute the first task twice. - * In the original implementation in v4.11, no matter how many periods are - * expired, only one job will be released with a shifted deadline assignment. - * - * In this example, the first job of task 2 will be blocked by the second job - * of task 1, so that there at least one following job is postponed. - * Due to overhead/delay, the second following job will be postponed as well. - * - * If the overrun handling is correct, the period of task 2 changes back to - * normal status at time 22. - * Otherwise, the release time of job 3 is no longer periodic. - * - */ - -/* - * COPYRIGHT (c) 2016 Kuan-Hsun Chen. - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.com/license/LICENSE. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include <rtems/score/watchdogimpl.h> - -/* CPU usage and Rate monotonic manger statistics */ -#include "rtems/cpuuse.h" -#include "rtems/counter.h" - -uint32_t Periods[ 3 ] = { 0, 5000, 6000 }; -uint32_t Iterations[ 3 ] = { 0, 4000, 4000 }; -uint32_t tsk_counter[ 3 ] = { 0, 0, 0 }; - -/** - * @brief Task body - */ -rtems_task Task( - rtems_task_argument argument -) -{ - rtems_status_code status; - rtems_id RM_period; - rtems_id selfid=rtems_task_self(); - uint32_t start, end, index, flag = 0; - rtems_counter_ticks t0 = rtems_counter_nanoseconds_to_ticks( 1000000 ); - - /*create period*/ - status = rtems_rate_monotonic_create( argument, &RM_period ); - directive_failed( status, "rtems_rate_monotonic_create" ); - - switch ( argument ) { - case 1: - case 2: - while ( FOREVER ) { - status = rtems_rate_monotonic_period( RM_period, Periods[ argument ]); - if ( flag == 0 && status == RTEMS_TIMEOUT ){ - printf( "System TIMEOUT \n" ); - flag = 1; - }else if ( flag == 1 && status == RTEMS_SUCCESSFUL ){ - printf( "System SUCCESSFUL \n" ); - flag = 0; - } - - start = rtems_clock_get_ticks_since_boot(); - printf( "Job %d Task %d starts at tick %d.\n", tsk_counter[ argument ]+1, argument, start ); - for( index = 0; index < Iterations[ argument ]; index++ ){ - rtems_counter_delay_ticks( t0 ); - } - end = rtems_clock_get_ticks_since_boot(); - printf( " Job %d Task %d ends at tick %d.\n", tsk_counter[ argument ]+1, argument, end ); - if( argument == 2 ){ - if( tsk_counter[ argument ] == testnumber ){ - TEST_END(); - status = rtems_rate_monotonic_delete( RM_period ); - directive_failed( status, "rtems_rate_monotonic_delete" ); - rtems_test_exit( 0 ); - } - } - tsk_counter[ argument ]+=1; - if ( argument == 1 ){ - if( tsk_counter[ argument ] == 2 ){ - status = rtems_rate_monotonic_delete( RM_period ); - directive_failed( status, "rtems_rate_monotonic_delete" ); - status = rtems_task_delete( selfid ); - directive_failed( status, "rtems_task_delete" ); - } - } - } - break; - } -} - |