path: root/c/src/lib/libbsp/i386/force386/times

#
#  Timing Test Suite Results for the Force CPU386 BSP
#
#  $Id$
#

Board:                Force CPU-386
CPU:                  i386/DX + i387
Clock Speed:          16 Mhz
Memory Configuration: DRAM, no cache
Wait States:          0 wait states

Times Reported in:    microseconds
Timer Source:         count-down timer provided by a Motorola MC68901

Column A:             3.5.1
Column B:             3.5.17 - pre-release

#                          DESCRIPTION                                 A    B
== =================================================================  ==== ====
 1 rtems_semaphore_create                                               73   64
   rtems_semaphore_delete                                               69   60
   rtems_semaphore_obtain: available                                    50   41
   rtems_semaphore_obtain: not available -- NO_WAIT                     50   40
   rtems_semaphore_release: no waiting tasks                            55   47

 2 rtems_semaphore_obtain: not available -- caller blocks              126  123

 3 rtems_semaphore_release: task readied -- preempts caller            104   95

 4 rtems_task_restart: blocked task -- preempts caller                 164  162
   rtems_task_restart: ready task -- preempts caller                   158  156
   rtems_semaphore_release: task readied -- returns to caller           79   70
   rtems_task_create                                                   164  157
   rtems_task_start                                                     93   86
   rtems_task_restart: suspended task -- returns to caller             109  103
   rtems_task_delete: suspended task                                   154  147
   rtems_task_restart: ready task -- returns to caller                 111  105
   rtems_task_restart: blocked task -- returns to caller               144  138
   rtems_task_delete: blocked task                                     162  153

 5 rtems_task_suspend: calling task                                     87   81
   rtems_task_resume: task readied -- preempts caller                   79   71

 6 rtems_task_restart: calling task                                    121  118
   rtems_task_suspend: returns to caller                                54   45
   rtems_task_resume: task readied -- returns to caller                 54   46
   rtems_task_delete: ready task                                       164  157

 7 rtems_task_restart: suspended task -- preempts caller               151  149

 8 rtems_task_set_priority: obtain current priority                     40   30
   rtems_task_set_priority: returns to caller                           75   67
   rtems_task_mode: obtain current mode                                 20   19
   rtems_task_mode: no reschedule                                       22   21
   rtems_task_mode: reschedule -- returns to caller                     27   27
   rtems_task_mode: reschedule -- preempts caller                       74   66
   rtems_task_set_note                                                  41   32
   rtems_task_get_note                                                  42   32
   rtems_clock_set                                                      95   85
   rtems_clock_get                                                       2    2

 9 rtems_message_queue_create                                          304  294
   rtems_message_queue_send: no waiting tasks                          124  117
   rtems_message_queue_urgent: no waiting tasks                        123  117
   rtems_message_queue_receive: available                              101   93
   rtems_message_queue_flush: no messages flushed                       38   29
   rtems_message_queue_flush: messages flushed                          50   41
   rtems_message_queue_delete                                           88   81

10 rtems_message_queue_receive: not available -- NO_WAIT                54   45
   rtems_message_queue_receive: not available -- caller blocks         131  127

11 rtems_message_queue_send: task readied -- preempts caller           152  144

12 rtems_message_queue_send: task readied -- returns to caller         126  118

13 rtems_message_queue_urgent: task readied -- preempts caller         152  144

14 rtems_message_queue_urgent: task readied -- returns to caller       126  116

15 rtems_event_receive: obtain current events                            0   <1
   rtems_event_receive: not available -- NO_WAIT                        37   25
   rtems_event_receive: not available -- caller blocks                 102   94
   rtems_event_send: no task readied                                    37   26
   rtems_event_receive: available                                       39   27
   rtems_event_send: task readied -- returns to caller                  68   60

16 rtems_event_send: task readied -- preempts caller                    96   89

17 rtems_task_set_priority: preempts caller                            119  115

18 rtems_task_delete: calling task                                     192  187

19 rtems_signal_catch                                                   23   13
   rtems_signal_send: returns to caller                                 43   34
   rtems_signal_send: signal to self                                    57   59
   exit ASR overhead: returns to calling task                           39   39
   exit ASR overhead: returns to preempting task                        70   60

20 rtems_partition_create                                               96   83
   rtems_region_create                                                  78   68
   rtems_partition_get_buffer: available                                42   34
   rtems_partition_get_buffer: not available                            42   33
   rtems_partition_return_buffer                                        49   40
   rtems_partition_delete                                               50   49
   rtems_region_get_segment: available                                  57   45
   rtems_region_get_segment: not available -- NO_WAIT                   54   52
   rtems_region_return_segment: no waiting tasks                        62   52
   rtems_region_get_segment: not available -- caller blocks            131  127
   rtems_region_return_segment: task readied -- preempts caller        147  138
   rtems_region_return_segment: task readied -- returns to caller      123  113
   rtems_region_delete                                                  48   39
   rtems_io_initialize                                                   4    4
   rtems_io_open                                                         1    1
   rtems_io_close                                                        1    0
   rtems_io_read                                                         1    1
   rtems_io_write                                                        1    1
   rtems_io_control                                                      1    1

21 rtems_task_ident                                                    671  748
   rtems_message_queue_ident                                           656  730
   rtems_semaphore_ident                                               699  787
   rtems_partition_ident                                               655  730
   rtems_region_ident                                                  670  739
   rtems_port_ident                                                    657  728
   rtems_timer_ident                                                   658  729
   rtems_rate_monotonic_ident                                          659  729

22 rtems_message_queue_broadcast: task readied -- returns to caller    129  122
   rtems_message_queue_broadcast: no waiting tasks                      61   53
   rtems_message_queue_broadcast: task readied -- preempts caller      155  146

23 rtems_timer_create                                                   45   34
   rtems_timer_fire_after: inactive                                     70   65
   rtems_timer_fire_after: active                                       75   69
   rtems_timer_cancel: active                                           45   37
   rtems_timer_cancel: inactive                                         41   32
   rtems_timer_reset: inactive                                          65   58
   rtems_timer_reset: active                                            69   63
   rtems_timer_fire_when: inactive                                     100   92
   rtems_timer_fire_when: active                                       100   92
   rtems_timer_delete: active                                           60   52
   rtems_timer_delete: inactive                                         56   48
   rtems_task_wake_when                                                132  128

24 rtems_task_wake_after: yield -- returns to caller                    29   18
   rtems_task_wake_after: yields -- preempts caller                     71   63

25 rtems_clock_tick                                                     14   16

26 _ISR_Disable                                                          2    1
   _ISR_Flash                                                            2    1
   _ISR_Enable                                                           1    1
   _Thread_Disable_dispatch                                              1    1
   _Thread_Enable_dispatch                                              22   10
   _Thread_Set_state                                                    25   26
   _Thread_Disptach (NO FP)                                             55   48
   context switch: no floating point contexts                           42   34
   context switch: self                                                  8    9
   context switch: to another task                                      10   10
   context switch: restore 1st FP task                                  65   57
   fp context switch: save idle, restore idle                           93   83
   fp context switch: save idle, restore initialized                    60   59
   fp context switch: save initialized, restore initialized             60   59
   _Thread_Resume                                                       19   19
   _Thread_Unblock                                                      19   19
   _Thread_Ready                                                        22   22
   _Thread_Get                                                          14   15
   _Semaphore_Get                                                       11   13
   _Thread_Get: invalid id                                               3    3

27 interrupt entry overhead: returns to interrupted task                13   13
   interrupt exit overhead: returns to interrupted task                 11   11
   interrupt entry overhead: returns to nested interrupt                12   12
   interrupt exit overhead: returns to nested interrupt                 10   10
   interrupt entry overhead: returns to preempting task                 12   12
   interrupt exit overhead: returns to preempting task                  65   58

28 rtems_port_create                                                    48   39
   rtems_port_external_to_internal                                      36   26
   rtems_port_internal_to_external                                      36   26
   rtems_port_delete                                                    48   39

29 rtems_rate_monotonic_create                                          47   36
   rtems_rate_monotonic_period: initiate period -- returns to caller    60   53
   rtems_rate_monotonic_period: obtain status                           38   30
   rtems_rate_monotonic_cancel                                          48   39
   rtems_rate_monotonic_delete: inactive                                57   49
   rtems_rate_monotonic_delete: active                                  61   53
   rtems_rate_monotonic_period: conclude periods -- caller blocks       88   82