rtems_task Init( rtems_task_argument argument ) { int i; char ch; int cpu_num; rtems_id id; rtems_status_code status; locked_print_initialize(); locked_printf( "\n\n*** TEST SMP05 ***\n" ); for ( i=0; i<rtems_smp_get_number_of_processors() ; i++ ) { ch = '1' + i; status = rtems_task_create( rtems_build_name( 'T', 'A', ch, ' ' ), 1, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &id ); directive_failed( status, "task create" ); cpu_num = bsp_smp_processor_id(); locked_printf(" CPU %d start task TA%c\n", cpu_num, ch); status = rtems_task_start( id, Test_task, i+1 ); directive_failed( status, "task start" ); } while (1) ; }
rtems_task Init( rtems_task_argument argument ) { int cpu_num; rtems_id id; rtems_status_code status; locked_print_initialize(); locked_printf( "\n\n*** TEST SMP06 ***\n" ); locked_printf( "rtems_clock_tick - so this task has run longer\n" ); status = rtems_clock_tick(); directive_failed( status, "clock tick" ); rtems_test_assert( rtems_smp_get_number_of_processors() > 1 ); cpu_num = bsp_smp_processor_id(); /* * Create a task at equal priority. */ Ran = false; status = rtems_task_create( rtems_build_name( 'T', 'A', '1', ' ' ), 2, RTEMS_MINIMUM_STACK_SIZE, RTEMS_PREEMPT, RTEMS_DEFAULT_ATTRIBUTES, &id ); directive_failed( status, "task create" ); locked_printf(" CPU %d start task TA1\n", cpu_num ); status = rtems_task_start( id, Test_task, 0 ); directive_failed( status, "task start" ); while ( Ran == false ) ; /* * Create a task at greater priority. */ Ran = false; status = rtems_task_create( rtems_build_name( 'T', 'A', '2', ' ' ), 1, RTEMS_MINIMUM_STACK_SIZE, RTEMS_PREEMPT, RTEMS_DEFAULT_ATTRIBUTES, &id ); directive_failed( status, "task create" ); cpu_num = bsp_smp_processor_id(); locked_printf(" CPU %d start task TA2\n", cpu_num ); status = rtems_task_start( id, Test_task, 1 ); directive_failed( status, "task start" ); while ( 1 ) ; }
rtems_task Init( rtems_task_argument argument ) { int i; char ch; int cpu_num; rtems_id id; rtems_status_code status; char str[80]; locked_print_initialize(); locked_printf( "\n\n*** SMP02 TEST ***\n" ); /* Create/verify synchronisation semaphore */ status = rtems_semaphore_create( rtems_build_name ('S', 'E', 'M', '1'), 1, RTEMS_LOCAL | RTEMS_SIMPLE_BINARY_SEMAPHORE | RTEMS_PRIORITY, 1, &Semaphore); directive_failed( status, "rtems_semaphore_create" ); /* Lock semaphore */ status = rtems_semaphore_obtain( Semaphore, RTEMS_WAIT, 0); directive_failed( status,"rtems_semaphore_obtain of SEM1\n"); for ( i=1; i < rtems_smp_get_number_of_processors(); i++ ){ /* Create and start tasks for each CPU */ ch = '0' + i; status = rtems_task_create( rtems_build_name( 'T', 'A', ch, ' ' ), 1, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &id ); cpu_num = bsp_smp_processor_id(); locked_printf(" CPU %d start task TA%c\n", cpu_num, ch); status = rtems_task_start( id, Test_task, i+1 ); directive_failed( status, str ); } /* * Release the semaphore, allowing the blocked tasks to start. */ status = rtems_semaphore_release( Semaphore ); directive_failed( status,"rtems_semaphore_release of SEM1\n"); /* * Wait for log full. print the log and end the program. */ while (Log_index < LOG_SIZE) ; for (i=0; i< LOG_SIZE; i++) { if ( Log[i].IsLocked ) { locked_printf( " CPU %d Task TA%" PRIu32 " Obtain\n", Log[i].cpu_num, Log[i].task_index ); } else { locked_printf( " CPU %d Task TA%" PRIu32 " Release\n", Log[i].cpu_num, Log[i].task_index ); } } locked_printf( "*** END OF TEST SMP02 ***\n" ); rtems_test_exit( 0 ); }
rtems_task Init( rtems_task_argument argument ) { int i; char ch = '0'; rtems_id id; rtems_status_code status; Loop(); locked_print_initialize(); locked_printf( "\n\n*** SMP03 TEST ***\n" ); /* Initialize the TaskRan array */ TaskRan[0] = true; for ( i=1; i<rtems_smp_get_number_of_processors() ; i++ ) { TaskRan[i] = false; } /* Show that the init task is running on this cpu */ PrintTaskInfo( "Init" ); /* for each remaining cpu create and start a task */ for ( i=1; i < rtems_smp_get_number_of_processors(); i++ ){ ch = '0' + i; status = rtems_task_create( rtems_build_name( 'T', 'A', ch, ' ' ), CONFIGURE_INIT_TASK_PRIORITY + (2*i), RTEMS_MINIMUM_STACK_SIZE, RTEMS_PREEMPT, RTEMS_DEFAULT_ATTRIBUTES, &id ); status = rtems_task_start( id, Test_task, i ); /* Allow task to start before starting next task. * This is necessary on some simulators. */ while (TaskRan[i] == false) ; } /* Create/Start an aditional task with the highest priority */ status = rtems_task_create( rtems_build_name( 'T', 'A', ch, ' ' ), 3, RTEMS_MINIMUM_STACK_SIZE, RTEMS_PREEMPT, RTEMS_DEFAULT_ATTRIBUTES, &id ); status = rtems_task_start(id,Test_task,rtems_smp_get_number_of_processors()); /* Wait on all tasks to run */ while (1) { TestFinished = true; for ( i=1; i < (rtems_smp_get_number_of_processors()+1) ; i++ ) { if (TaskRan[i] == false) TestFinished = false; } if (TestFinished) { locked_printf( "*** END OF TEST SMP03 ***\n" ); rtems_test_exit( 0 ); } } rtems_test_exit( 0 ); }