diff options
Diffstat (limited to 'c/src/tests/tmtests/tm22/task1.c')
-rw-r--r-- | c/src/tests/tmtests/tm22/task1.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/c/src/tests/tmtests/tm22/task1.c b/c/src/tests/tmtests/tm22/task1.c new file mode 100644 index 0000000000..ed71c734b8 --- /dev/null +++ b/c/src/tests/tmtests/tm22/task1.c @@ -0,0 +1,200 @@ +/* + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#define TEST_INIT +#include "system.h" + +rtems_id Queue_id; + +long Buffer[4]; + +rtems_task Low_task( + rtems_task_argument argument +); + +rtems_task High_task( + rtems_task_argument argument +); + +rtems_task Preempt_task( + rtems_task_argument argument +); + +rtems_task Init( + rtems_task_argument argument +) +{ + rtems_id id; + rtems_status_code status; + + Print_Warning(); + + puts( "\n\n*** TIME TEST 22 ***" ); + + status = rtems_message_queue_create( + rtems_build_name( 'M', 'Q', '1', ' '), + 100, + 16, + RTEMS_DEFAULT_ATTRIBUTES, + &Queue_id + ); + directive_failed( status, "rtems_message_queue_create" ); + + status = rtems_task_create( + rtems_build_name( 'L', 'O', 'W', ' ' ), + 10, + RTEMS_MINIMUM_STACK_SIZE, + RTEMS_NO_PREEMPT, + RTEMS_DEFAULT_ATTRIBUTES, + &id + ); + directive_failed( status, "rtems_task_create" ); + + status = rtems_task_start( id, Low_task, 0 ); + directive_failed( status, "rtems_task_start LOW" ); + + status = rtems_task_create( + 1, + 11, + RTEMS_MINIMUM_STACK_SIZE, + RTEMS_DEFAULT_MODES, + RTEMS_DEFAULT_ATTRIBUTES, + &id + ); + directive_failed( status, "rtems_task_create RTEMS_PREEMPT" ); + + status = rtems_task_start( id, Preempt_task, 0 ); + directive_failed( status, "rtems_task_start RTEMS_PREEMPT" ); + + status = rtems_task_delete( RTEMS_SELF ); + directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); +} + +rtems_task High_task( + rtems_task_argument argument +) +{ + rtems_unsigned32 count; + rtems_status_code status; + + Timer_initialize(); + (void) rtems_message_queue_broadcast( + Queue_id, + (long (*)[4]) Buffer, + 16, + &count + ); + end_time = Read_timer(); + + put_time( + "rtems_message_queue_broadcast: task readied -- returns to caller", + end_time, + 1, + 0, + CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST + ); + + status = rtems_task_suspend(RTEMS_SELF); + directive_failed( status, "rtems_task_suspend" ); +} + +rtems_task Low_task( + rtems_task_argument argument +) +{ + rtems_id id; + rtems_unsigned32 index; + rtems_unsigned32 count; + rtems_unsigned32 size; + rtems_status_code status; + + status = rtems_task_create( + rtems_build_name( 'H', 'I', 'G', 'H' ), + 5, + RTEMS_MINIMUM_STACK_SIZE, + RTEMS_NO_PREEMPT, + RTEMS_DEFAULT_ATTRIBUTES, + &id + ); + directive_failed( status, "rtems_task_create" ); + + status = rtems_task_start( id, High_task, 0 ); + directive_failed( status, "rtems_task_start HIGH" ); + + status = rtems_message_queue_receive( + Queue_id, + (long (*)[4]) Buffer, + &size, + RTEMS_DEFAULT_OPTIONS, + RTEMS_NO_TIMEOUT + ); + directive_failed( status, "message_queu_receive" ); + + Timer_initialize(); + for ( index=1 ; index <= OPERATION_COUNT ; index++ ) + (void) rtems_message_queue_broadcast( + Queue_id, + (long (*)[4]) Buffer, + 16, + &count + ); + end_time = Read_timer(); + + put_time( + "rtems_message_queue_broadcast: no waiting tasks", + end_time, + OPERATION_COUNT, + 1, + CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST + ); + + (void) rtems_message_queue_receive( + Queue_id, + (long (*)[4]) Buffer, + &size, + RTEMS_DEFAULT_OPTIONS, + RTEMS_NO_TIMEOUT + ); + + /* should go to Preempt_task here */ + + end_time = Read_timer(); + + put_time( + "rtems_message_queue_broadcast: task readied -- preempts caller", + end_time, + 1, + 0, + CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST + ); + + puts( "*** END OF TEST 22 ***" ); + exit( 0 ); +} + +rtems_task Preempt_task( + rtems_task_argument argument +) +{ + rtems_unsigned32 count; + + Timer_initialize(); + (void) rtems_message_queue_broadcast( + Queue_id, + (long (*)[4]) Buffer, + 16, + &count + ); + + /* should be preempted by low task */ +} |