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RTEMS (Real-Time Executive for Multiprocessor Systems) is a free open source real-time operating sys

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#  Timing Test Suite Results for the EDB7312 BSP
#
#  
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Board:  Cogent EDB7312
CPU: Cirrus EP7312
Clock Speed: 74MHz
Memory Configuration: SDRAM, 16 bit bus
Cache: Data and Instruction cache enabled
Wait States:

Times Reported in: microseconds
Timer Source: Timer 2, 512KHz timer rate


#                          DESCRIPTION                                 A    B
== =================================================================  ==== ====
 1 rtems_semaphore_create					        35
   rtems_semaphore_delete					        29
   rtems_semaphore_obtain: available				         3
   rtems_semaphore_obtain: not available -- NO_WAIT		         3
   rtems_semaphore_release: no waiting tasks			         6

 2 rtems_semaphore_obtain: not available -- caller blocks	        34
  
 3 rtems_semaphore_release: task readied -- preempts caller	        27
  
 4 rtems_task_restart: blocked task -- preempts caller		        95
   rtems_task_restart: ready task -- preempts caller	                99
   rtems_semaphore_release: task readied -- returns to caller	        12
   rtems_task_create						        47
   rtems_task_start						        25
   rtems_task_restart: suspended task -- returns to caller	        25
   rtems_task_delete: suspended task				        48
   rtems_task_restart: ready task -- returns to caller		        26
   rtems_task_restart: blocked task -- returns to caller	        33
   rtems_task_delete: blocked task                                      51
  
 5 rtems_task_suspend: calling task                                     25
   rtems_task_resume: task readied -- preempts caller                   23
  
 6 rtems_task_restart: calling task                                     19
   rtems_task_suspend: returns to caller                                 8
   rtems_task_resume: task readied -- returns to caller                  9
   rtems_task_delete: ready task                                        58
  
 7 rtems_task_restart: suspended task -- preempts caller                47
  
 8 rtems_task_set_priority: obtain current priority                      4
   rtems_task_set_priority: returns to caller                            9
   rtems_task_mode: obtain current mode                                  2
   rtems_task_mode: no reschedule                                        2
   rtems_task_mode: reschedule -- returns to caller                     15
   rtems_task_mode: reschedule -- preempts caller                       52
   rtems_task_set_note                                                   4
   rtems_task_get_note                                                   4
   rtems_clock_set                                                      14
   rtems_clock_get                                                       1

 9 rtems_message_queue_create                                           97
   rtems_message_queue_send: no waiting tasks                           10
   rtems_message_queue_urgent: no waiting tasks                         10
   rtems_message_queue_receive: available                               11
   rtems_message_queue_flush: no messages flushed                        2
   rtems_message_queue_flush: messages flushed                           6
   rtems_message_queue_delete                                           52

10 rtems_message_queue_receive: not available -- NO_WAIT                 6
   rtems_message_queue_receive: not available -- caller blocks          36

11 rtems_message_queue_send: task readied -- preempts caller            34

12 rtems_message_queue_send: task readied -- returns to caller          17

13 rtems_message_queue_urgent: task readied -- preempts caller          34

14 rtems_message_queue_urgent: task readied -- returns to caller        17

15 rtems_event_receive: obtain current events                            1
   rtems_event_receive: not available -- NO_WAIT                         4
   rtems_event_receive: not available -- caller blocks                  28
   rtems_event_send: no task readied                                     4
   rtems_event_receive: available                                       15
   rtems_event_send: task readied -- returns to caller                  15

16 rtems_event_send: task readied -- preempts caller                    29

17 rtems_task_set_priority: preempts caller                             36

18 rtems_task_delete: calling task                                      81

19 rtems_signal_catch                                                    5
   rtems_signal_send: returns to caller                                 29
   rtems_signal_send: signal to self                                    50
   exit ASR overhead: returns to calling task                           29
   exit ASR overhead: returns to preempting task                        33

20 rtems_partition_create                                               44
   rtems_region_create                                                  70
   rtems_partition_get_buffer: available                                23
   rtems_partition_get_buffer: not available                             3
   rtems_partition_return_buffer                                        21
   rtems_partition_delete                                               15
   rtems_region_get_segment: available                                  25
   rtems_region_get_segment: not available -- NO_WAIT                   58
   rtems_region_return_segment: no waiting tasks                        25
   rtems_region_get_segment: not available -- caller blocks            115
   rtems_region_return_segment: task readied -- preempts caller        132
   rtems_region_return_segment: task readied -- returns to caller       70
   rtems_region_delete                                                  41
   rtems_io_initialize                                                   1
   rtems_io_open                                                         0
   rtems_io_close                                                        0
   rtems_io_read                                                         0
   rtems_io_write                                                        0
   rtems_io_control                                                      0

21 rtems_task_ident                                                     34
   rtems_message_queue_ident                                            33
   rtems_semaphore_ident                                                38
   rtems_partition_ident                                                33
   rtems_region_ident                                                   36
   rtems_port_ident                                                     33
   rtems_timer_ident                                                    33
   rtems_rate_monotonic_ident                                           34

22 rtems_message_queue_broadcast: task readied -- returns to caller     48
   rtems_message_queue_broadcast: no waiting tasks                       8
   rtems_message_queue_broadcast: task readied -- preempts caller       60

23 rtems_timer_create                                                    6
   rtems_timer_fire_after: inactive                                     11
   rtems_timer_fire_after: active                                       11
   rtems_timer_cancel: active                                            6
   rtems_timer_cancel: inactive                                          5
   rtems_timer_reset: inactive                                           9
   rtems_timer_reset: active                                            10
   rtems_timer_fire_when: inactive                                      12
   rtems_timer_fire_when: active                                        13
   rtems_timer_delete: active                                            8
   rtems_timer_delete: inactive                                          7
   rtems_task_wake_when                                                 38

24 rtems_task_wake_after: yield -- returns to caller                     2
   rtems_task_wake_after: yields -- preempts caller                     20

25 rtems_clock_tick                                                     17

26 _ISR_Disable                                                          0
   _ISR_Flash                                                            0
   _ISR_Enable                                                           0
   _Thread_Disable_dispatch                                              0
   _Thread_Enable_dispatch                                               3
   _Thread_Set_state                                                    11
   _Thread_Disptach (NO FP)                                             25
   context switch: no floating point contexts                           15
   context switch: self                                                  0
   context switch: to another task                                       0
   fp context switch: restore 1st FP task -                             NA
   fp context switch: save idle, restore initialized -                  NA
   fp context switch: save idle, restore idle -                         NA
   fp context switch: save initialized, restore initialized -           NA
   _Thread_Resume                                                       13
   _Thread_Unblock                                                      11
   _Thread_Ready                                                         5
   _Thread_Get                                                           2
   _Semaphore_Get                                                        1
   _Thread_Get: invalid id                                               1

27 interrupt entry overhead: returns to interrupted task                 0
   interrupt exit overhead: returns to interrupted task                  0
   interrupt entry overhead: returns to nested interrupt                 0
   interrupt exit overhead: returns to nested interrupt                  0

28 rtems_port_create                                                    23
   rtems_port_external_to_internal                                       3
   rtems_port_internal_to_external                                       3
   rtems_port_delete                                                    21

29 rtems_rate_monotonic_create                                          21
   rtems_rate_monotonic_period: initiate period -- returns to caller    41
   rtems_rate_monotonic_period: obtain status                           11
   rtems_rate_monotonic_cancel                                          23
   rtems_rate_monotonic_delete: inactive                                25
   rtems_rate_monotonic_delete: active                                  21
   rtems_rate_monotonic_period: conclude periods -- caller blocks       23