From 5707fe9b41198d2082311515d91ff3579f7818fe Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Fri, 3 Dec 1999 13:46:13 +0000 Subject: New file based on information from . --- .../libbsp/powerpc/motorola_powerpc/times.mcp750 | 185 +++++++++++++++++++++ 1 file changed, 185 insertions(+) create mode 100644 c/src/lib/libbsp/powerpc/motorola_powerpc/times.mcp750 (limited to 'c/src/lib/libbsp/powerpc/motorola_powerpc/times.mcp750') diff --git a/c/src/lib/libbsp/powerpc/motorola_powerpc/times.mcp750 b/c/src/lib/libbsp/powerpc/motorola_powerpc/times.mcp750 new file mode 100644 index 0000000000..8889e2455e --- /dev/null +++ b/c/src/lib/libbsp/powerpc/motorola_powerpc/times.mcp750 @@ -0,0 +1,185 @@ +# +# $Id$ +# + +Thanks to Eric Valette for running the timing +tests and reporting this information. + +Target: 300 Mhz MCP750 + +Times are reported in nanoseconds. + +Context Switch + +context switch: self_______________________________________________0.708 +context switch: to another task____________________________________0.649 +context switch: no floating point contexts_________________________2.360 +fp context switch: restore 1st FP task_____________________________6.490 +fp context switch: save initialized, restore initialized___________0.767 +fp context switch: save idle, restore initialized__________________0.885 +fp context switch: save idle, restore idle_________________________6.195 + +Task Manager + +rtems_task_create__________________________________________________4.003 +rtems_task_ident___________________________________________________4.995 +rtems_task_start___________________________________________________1.587 +rtems_task_restart: calling task___________________________________1.788 +rtems_task_restart: suspended task -- returns to caller____________1.849 +rtems_task_restart: blocked task -- returns to caller______________2.082 +rtems_task_restart: ready task -- returns to caller________________1.863 +rtems_task_restart: suspended task -- preempts caller______________3.102 +rtems_task_restart: blocked task -- preempts caller_______________12.744 +rtems_task_restart: ready task -- preempts caller__________________3.009 +rtems_task_delete: calling task____________________________________6.592 +rtems_task_delete: suspended task__________________________________3.460 +rtems_task_delete: blocked task____________________________________3.555 +rtems_task_delete: ready task______________________________________3.797 +rtems_task_suspend: calling task___________________________________3.066 +rtems_task_suspend: returns to caller______________________________0.774 +rtems_task_resume: task readied -- returns to caller_______________0.733 +rtems_task_resume: task readied -- preempts caller_________________1.634 +rtems_task_set_priority: obtain current priority___________________0.524 +rtems_task_set_priority: returns to caller_________________________0.970 +rtems_task_set_priority: preempts caller___________________________3.686 +rtems_task_mode: obtain current mode_______________________________0.233 +rtems_task_mode: no reschedule_____________________________________0.231 +rtems_task_mode: reschedule -- returns to caller___________________1.711 +rtems_task_mode: reschedule -- preempts caller_____________________3.304 +rtems_task_get_note________________________________________________0.549 +rtems_task_set_note________________________________________________0.548 +rtems_task_wake_after: yield -- returns to caller__________________3.063 +rtems_task_wake_after: yields -- preempts caller___________________3.063 +rtems_task_wake_when_______________________________________________3.906 + +Interrupt Manager + +interrupt entry overhead: returns to nested interrupt______________1.947 +interrupt entry overhead: returns to interrupted task______________2.891 +interrupt entry overhead: returns to preempting task_______________0.767 +interrupt exit overhead: returns to nested interrupt_______________0.177 +interrupt exit overhead: returns to interrupted task_______________0.885 +interrupt exit overhead: returns to preempting task________________2.950 + +Clock Manager + +rtems_clock_set____________________________________________________1.380 +rtems_clock_get____________________________________________________0.164 +rtems_clock_tick___________________________________________________5.487 + +Timer Manager + +rtems_timer_create_________________________________________________0.959 +rtems_timer_ident__________________________________________________4.822 +rtems_timer_delete: inactive_______________________________________0.749 +rtems_timer_delete: active_________________________________________0.815 +rtems_timer_fire_after: inactive___________________________________1.047 +rtems_timer_fire_after: active_____________________________________0.951 +rtems_timer_fire_when: inactive____________________________________1.145 +rtems_timer_fire_when: active______________________________________1.133 +rtems_timer_reset: inactive________________________________________0.848 +rtems_timer_reset: active__________________________________________0.892 +rtems_timer_cancel: inactive_______________________________________0.500 +rtems_timer_cancel: active_________________________________________0.552 + +Semaphore Manager + +rtems_semaphore_create 4.248 +rtems_semaphore_ident______________________________________________5.614 +rtems_semaphore_delete_____________________________________________3.953 +rtems_semaphore_obtain: available__________________________________0.639 +rtems_semaphore_obtain: not available -- NO_WAIT___________________0.638 +rtems_semaphore_obtain: not available -- caller blocks_____________3.914 +rtems_semaphore_release: no waiting tasks__________________________0.825 +rtems_semaphore_release: task readied -- returns to caller_________1.175 +rtems_semaphore_release: task readied -- preempts caller___________2.789 + +Message Queue Manager + +rtems_message_queue_create________________________________________48.380 +rtems_message_queue_ident__________________________________________4.936 +rtems_message_queue_delete_________________________________________2.891 +rtems_message_queue_send: no waiting tasks_________________________1.149 +rtems_message_queue_send: task readied -- returns to caller________1.489 +rtems_message_queue_send: task readied -- preempts caller__________3.000 +rtems_message_queue_urgent: no waiting tasks_______________________1.145 +rtems_message_queue_urgent: task readied -- returns to caller______1.508 +rtems_message_queue_urgent: task readied -- preempts caller________2.961 +rtems_message_queue_broadcast: no waiting tasks____________________0.866 +rtems_message_queue_broadcast: task readied -- returns to caller___9.735 +rtems_message_queue_broadcast: task readied -- preempts caller_____2.891 +rtems_message_queue_receive: available_____________________________0.874 +rtems_message_queue_receive: not available -- NO_WAIT______________0.757 +rtems_message_queue_receive: not available -- caller blocks________4.091 +rtems_message_queue_flush: no messages flushed_____________________0.554 +rtems_message_queue_flush: messages flushed________________________0.605 + +Event Manager + +rtems_event_send: no task readied__________________________________0.542 +rtems_event_send: task readied -- returns to caller________________1.196 +rtems_event_send: task readied -- preempts caller__________________2.558 +rtems_event_receive: obtain current events_________________________0.082 +rtems_event_receive: available_____________________________________0.590 +rtems_event_receive: not available -- NO_WAIT______________________0.551 +rtems_event_receive: not available -- caller blocks________________3.545 + +Signal Manager + +rtems_signal_catch_________________________________________________0.944 +rtems_signal_send: returns to caller_______________________________3.186 +rtems_signal_send: signal to self__________________________________5.959 +exit ASR overhead: returns to calling task_________________________2.950 +exit ASR overhead: returns to preempting task______________________1.180 + +Partition Manager + +rtems_partition_create____________________________________________17.464 +rtems_partition_ident______________________________________________4.810 +rtems_partition_delete_____________________________________________1.475 +rtems_partition_get_buffer: available______________________________3.304 +rtems_partition_get_buffer: not available__________________________0.472 +rtems_partition_return_buffer______________________________________1.947 + +Region Manager + +rtems_region_create________________________________________________4.425 +rtems_region_ident_________________________________________________4.917 +rtems_region_delete________________________________________________1.829 +rtems_region_get_segment: available________________________________1.121 +rtems_region_get_segment: not available -- NO_WAIT_________________1.770 +rtems_region_get_segment: not available -- caller blocks___________6.667 +rtems_region_return_segment: no waiting tasks______________________0.944 +rtems_region_return_segment: task readied -- returns to caller_____1.298 +rtems_region_return_segment: task readied -- preempts caller_______9.322 + +Dual-Ported Memory Manager + +rtems_port_create__________________________________________________6.372 +rtems_port_ident___________________________________________________4.803 +rtems_port_delete__________________________________________________3.245 +rtems_port_internal_to_external____________________________________0.490 +rtems_port_external_to_internal____________________________________0.502 + +IO Manager + +rtems_io_initialize________________________________________________0.090 +rtems_io_open______________________________________________________0.075 +rtems_io_close_____________________________________________________0.086 +rtems_io_read______________________________________________________0.069 +rtems_io_write_____________________________________________________0.082 +rtems_io_control___________________________________________________0.081 + +Rate Monotonic Manager + +rtems_rate_monotonic_create________________________________________7.080 +rtems_rate_monotonic_ident_________________________________________4.814 +rtems_rate_monotonic_cancel________________________________________5.369 +rtems_rate_monotonic_delete: active________________________________1.121 +rtems_rate_monotonic_delete: inactive______________________________4.248 +rtems_rate_monotonic_period: obtain status_________________________2.419 +rtems_rate_monotonic_period: initiate period -- returns to caller__9.204 +rtems_rate_monotonic_period: conclude periods -- caller blocks_____2.131 + + + -- cgit v1.2.3