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Diffstat (limited to 'c/src/lib/libbsp/m68k/mcf5235/README')
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diff --git a/c/src/lib/libbsp/m68k/mcf5235/README b/c/src/lib/libbsp/m68k/mcf5235/README new file mode 100644 index 0000000000..c8897ea829 --- /dev/null +++ b/c/src/lib/libbsp/m68k/mcf5235/README @@ -0,0 +1,454 @@ +# +# $Id$ +# + +Description: Motorola MCF5235EVB +============ +CPU: MCF5235, 150MHz +RAM: 16M +ROM: 2M + +This is a Motorola evaluation board that uses the MCF5235 Coldfire CPU. +This board is running at 150MHz scaled from a 25MHz oscillator. + +ACKNOWLEDGEMENTS: +================= +This BSP is heavily based on the work of: + D. Peter Siddons + Brett Swimley + Jay Monkman + Eric Norum + Mike Bertosh + +BSP NAME: mcf5235 +BOARD: Motorola MCF5235EVB +CPU FAMILY: ColdFire 5235 +CPU: MCF5235 +COPROCESSORS: N/A + +DEBUG MONITOR: dBUG + +PERIPHERALS +=========== +TIMERS: Four PIT (RTEMS clock is PIT3), Four Timers +RESOLUTION: 10 microsecond +SERIAL PORTS: Internal UART 1, 2 and 3 +REAL-TIME CLOCK: none +DMA: none +VIDEO: none +SCSI: none +NETWORKING: Internal 10/100MHz FEC + +DRIVER INFORMATION +================== +CLOCK DRIVER: PIT3 +IOSUPP DRIVER: none +SHMSUPP: none +TIMER DRIVER: TIMER3 +TTY DRIVER: UART1, 2 and 3 + +STDIO +===== +PORT: UART0 Terminal +ELECTRICAL: RS-232 +BAUD: 19200 +BITS PER CHARACTER: 8 +PARITY: None +STOP BITS: 1 + + + + Memory map as set up by dBUG bootstrap and BSP initialization + + +--------------------------------------------------+ +0000 0000 | 16 MByte SDRAM | 00FF FFFF +0100 0000 | --------------------------------------------- | + | Address space for future SDRAM expansion | + . . + . . + . . + | | 0FFF FFFF + +--------------------------------------------------+ +1000 0000 | | + . . + . . + . . + | | 1FFF FFFF + +--------------------------------------------------+ +2000 0000 | 64 kByte on-chip SRAM (RAMBAR) | + . . + . . + . . + | | 2FFF FFFF + +--------------------------------------------------+ +3000 0000 | | 30FF FFFF + . . + . . + . . + . . + | | 3FFF FFFF + +--------------------------------------------------+ +4000 0000 | Internal peripheral system (IPSBAR) | + . . + | | + . . + . . + . . + | | 4FFF FFFF + +--------------------------------------------------+ + . . + . . + . . + +--------------------------------------------------+ +FFE0 0000 | External 4 MByte Flash | + . . + . . + . . + | | FFFF FFFF + +--------------------------------------------------+ + +============================================================================ + Interrupt map + ++-----+-----------------------------------------------------------------------+ +| | PRIORITY | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +|LEVEL| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 7 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 6 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 5 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 4 | FEC RX | FEC TX | | | | | | PIT | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 3 | UART 0 | UART 1 | UART 2 | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 2 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ +| 1 | | | | | | | | | ++-----+--------+--------+--------+--------+--------+--------+--------+--------+ + +============================================================================ +TIMING TESTS +************************************ +*** TIME TEST 1 *** +rtems_semaphore_create 12 +rtems_semaphore_delete 11 +rtems_semaphore_obtain: available 2 +rtems_semaphore_obtain: not available -- NO_WAIT 3 +rtems_semaphore_release: no waiting tasks 6 +*** END OF TEST 1 *** + +*** TIME TEST 2 *** +rtems_semaphore_obtain: not available -- caller blocks 18 +*** END OF TEST 2 *** + +*** TIME TEST 3 *** +rtems_semaphore_release: task readied -- preempts caller 12 +*** END OF TEST 3 *** + +*** TIME TEST 4 *** +rtems_task_restart: blocked task -- preempts caller 31 +rtems_task_restart: ready task -- preempts caller 30 +rtems_semaphore_release: task readied -- returns to caller 8 +rtems_task_create 45 +rtems_task_start 9 +rtems_task_restart: suspended task -- returns to caller 14 +rtems_task_delete: suspended task 32 +rtems_task_restart: ready task -- returns to caller 14 +rtems_task_restart: blocked task -- returns to caller 21 +rtems_task_delete: blocked task 32 +*** END OF TEST 4 *** + +*** TIME TEST 5 *** +rtems_task_suspend: calling task 15 +rtems_task_resume: task readied -- preempts caller 9 +*** END OF TEST 5 *** + +*** TIME TEST 6 *** +rtems_task_restart: calling task 12 +rtems_task_suspend: returns to caller 5 +rtems_task_resume: task readied -- returns to caller 6 +rtems_task_delete: ready task 34 +*** END OF TEST 6 *** + +*** TIME TEST 7 *** +rtems_task_restart: suspended task -- preempts caller 22 +*** END OF TEST 7 *** + +*** TIME TEST 8 *** +rtems_task_set_priority: obtain current priority 4 +rtems_task_set_priority: returns to caller 9 +rtems_task_mode: obtain current mode 1 +rtems_task_mode: no reschedule 1 +rtems_task_mode: reschedule -- returns to caller 3 +rtems_task_mode: reschedule -- preempts caller 11 +rtems_task_set_note 3 +rtems_task_get_note 3 +rtems_clock_set 9 +rtems_clock_get 0 +*** END OF TEST 8 *** + +*** TIME TEST 9 *** +rtems_message_queue_create 37 +rtems_message_queue_send: no waiting tasks 11 +rtems_message_queue_urgent: no waiting tasks 10 +rtems_message_queue_receive: available 10 +rtems_message_queue_flush: no messages flushed 3 +rtems_message_queue_flush: messages flushed 5 +rtems_message_queue_delete 17 +*** END OF TEST 9 *** + +*** TIME TEST 10 *** +rtems_message_queue_receive: not available -- NO_WAIT 6 +rtems_message_queue_receive: not available -- caller blocks 20 +*** END OF TEST 10 *** + +*** TIME TEST 11 *** +rtems_message_queue_send: task readied -- preempts caller 17 +*** END OF TEST 11 *** + +*** TIME TEST 12 *** +rtems_message_queue_send: task readied -- returns to caller 12 +*** END OF TEST 12 *** + +*** TIME TEST 13 *** +rtems_message_queue_urgent: task readied -- preempts caller 20 +*** END OF TEST 13 *** + +*** TIME TEST 14 *** +rtems_message_queue_urgent: task readied -- returns to caller 14 +*** END OF TEST 14 *** + +*** TIME TEST 15 *** +rtems_event_receive: obtain current events 0 +rtems_event_receive: not available -- NO_WAIT 3 +rtems_event_receive: not available -- caller blocks 18 +rtems_event_send: no task readied 3 +rtems_event_receive: available 5 +rtems_event_send: task readied -- returns to caller 7 +*** END OF TEST 15 *** + +*** TIME TEST 16 *** +rtems_event_send: task readied -- preempts caller 12 +*** END OF TEST 16 *** + +*** TIME TEST 17 *** +rtems_task_set_priority: preempts caller 21 +*** END OF TEST 17 *** + +*** TIME TEST 18 *** +rtems_task_delete: calling task 40 +*** END OF TEST 18 *** + +*** TIME TEST 19 *** +rtems_signal_catch 3 +rtems_signal_send: returns to caller 6 +rtems_signal_send: signal to self 11 +exit ASR overhead: returns to calling task 8 +exit ASR overhead: returns to preempting task 10 +*** END OF TEST 19 *** + +*** TIME TEST 20 *** +rtems_partition_create 13 +rtems_region_create 24 +rtems_partition_get_buffer: available 6 +rtems_partition_get_buffer: not available 4 +rtems_partition_return_buffer 6 +rtems_partition_delete 6 +rtems_region_get_segment: available 12 +rtems_region_get_segment: not available -- NO_WAIT 13 +rtems_region_return_segment: no waiting tasks 12 +rtems_region_get_segment: not available -- caller blocks 30 +rtems_region_return_segment: task readied -- preempts caller 40 +rtems_region_return_segment: task readied -- returns to caller 25 +rtems_region_delete 12 +rtems_io_initialize 0 +rtems_io_open 0 +rtems_io_close 0 +rtems_io_read 0 +rtems_io_write 0 +rtems_io_control 0 +*** END OF TEST 20 *** + +*** TIME TEST 21 *** +rtems_task_ident 31 +rtems_message_queue_ident 30 +rtems_semaphore_ident 34 +rtems_partition_ident 30 +rtems_region_ident 30 +rtems_port_ident 29 +rtems_timer_ident 30 +rtems_rate_monotonic_ident 30 +*** END OF TEST 21 *** + +*** TIME TEST 22 *** +rtems_message_queue_broadcast: task readied -- returns to caller 19 +rtems_message_queue_broadcast: no waiting tasks 6 +rtems_message_queue_broadcast: task readied -- preempts caller 20 +*** END OF TEST 22 *** + +*** TIME TEST 23 *** +rtems_timer_create 4 +rtems_timer_fire_after: inactive 6 +rtems_timer_fire_after: active 6 +rtems_timer_cancel: active 4 +rtems_timer_cancel: inactive 3 +rtems_timer_reset: inactive 6 +rtems_timer_reset: active 6 +rtems_timer_fire_when: inactive 8 +rtems_timer_fire_when: active 8 +rtems_timer_delete: active 5 +rtems_timer_delete: inactive 5 +rtems_task_wake_when 16 +*** END OF TEST 23 *** + +*** TIME TEST 24 *** +rtems_task_wake_after: yield -- returns to caller 2 +rtems_task_wake_after: yields -- preempts caller 12 +*** END OF TEST 24 *** + +*** TIME TEST 25 *** +rtems_clock_tick 4 +*** END OF TEST 25 *** + +*** TIME TEST 26 *** +_ISR_Disable 0 +_ISR_Flash 0 +_ISR_Enable 0 +_Thread_Disable_dispatch 0 +_Thread_Enable_dispatch 1 +_Thread_Set_state 4 +_Thread_Disptach (NO FP) 9 +context switch: no floating point contexts 7 +context switch: self 1 +context switch: to another task 1 +fp context switch: restore 1st FP task 6 +fp context switch: save idle, restore initialized 2 +fp context switch: save idle, restore idle 6 +fp context switch: save initialized, restore initialized 1 +_Thread_Resume 4 +_Thread_Unblock 3 +_Thread_Ready 2 +_Thread_Get 0 +_Semaphore_Get 0 +_Thread_Get: invalid id 0 +*** END OF TEST 26 *** + +*** TIME TEST 27 *** +interrupt entry overhead: returns to interrupted task 2 +interrupt exit overhead: returns to interrupted task 1 +interrupt entry overhead: returns to nested interrupt 1 +interrupt exit overhead: returns to nested interrupt 1 +interrupt entry overhead: returns to preempting task 2 +interrupt exit overhead: returns to preempting task 12 +*** END OF TEST 27 *** + +*** TIME TEST 28 *** +rtems_port_create 8 +rtems_port_external_to_internal 2 +rtems_port_internal_to_external 3 +rtems_port_delete 7 +*** END OF TEST 28 *** + +*** TIME TEST 29 *** +rtems_rate_monotonic_create 8 +rtems_rate_monotonic_period: initiate period -- returns to caller 12 +rtems_rate_monotonic_period: obtain status 5 +rtems_rate_monotonic_cancel 7 +rtems_rate_monotonic_delete: inactive 8 +rtems_rate_monotonic_delete: active 7 +rtems_rate_monotonic_period: conclude periods -- caller blocks 11 +*** END OF TEST 29 *** + +*** TIME CHECKER *** +Units may not be in microseconds for this test!!! +0 100000 +Total time = 0 +Average time = 0 +<pause> +NULL timer stopped at 0 +LOOP (1000) timer stopped at 94 +LOOP (10000) timer stopped at 941 +LOOP (50000) timer stopped at 4704 +LOOP (100000) timer stopped at 9408 +*** END OF TIME CHECKER *** + +*** TIME TEST OVERHEAD *** +rtems_initialize_executive 0 +rtems_shutdown_executive 0 +rtems_task_create 0 +rtems_task_ident 0 +rtems_task_start 0 +rtems_task_restart 0 +rtems_task_delete 0 +rtems_task_suspend 0 +rtems_task_resume 0 +rtems_task_set_priority 0 +rtems_task_mode 0 +rtems_task_get_note 0 +rtems_task_set_note 0 +rtems_task_wake_when 0 +rtems_task_wake_after 0 +rtems_interrupt_catch 0 +rtems_clock_get 0 +rtems_clock_set 0 +rtems_clock_tick 0 +<pause> +rtems_timer_create 0 +rtems_timer_delete 0 +rtems_timer_ident 0 +rtems_timer_fire_after 0 +rtems_timer_fire_when 0 +rtems_timer_reset 0 +rtems_timer_cancel 0 +rtems_semaphore_create 0 +rtems_semaphore_delete 0 +rtems_semaphore_ident 0 +rtems_semaphore_obtain 0 +rtems_semaphore_release 0 +rtems_message_queue_create 0 +rtems_message_queue_ident 0 +rtems_message_queue_delete 0 +rtems_message_queue_send 0 +rtems_message_queue_urgent 0 +rtems_message_queue_broadcast 0 +rtems_message_queue_receive 0 +rtems_message_queue_flush 0 +<pause> +rtems_event_send 0 +rtems_event_receive 0 +rtems_signal_catch 0 +rtems_signal_send 0 +rtems_partition_create 0 +rtems_partition_ident 0 +rtems_partition_delete 0 +rtems_partition_get_buffer 0 +rtems_partition_return_buffer 0 +rtems_region_create 0 +rtems_region_ident 0 +rtems_region_delete 0 +rtems_region_get_segment 0 +rtems_region_return_segment 0 +rtems_port_create 0 +rtems_port_ident 0 +rtems_port_delete 0 +rtems_port_external_to_internal 0 +rtems_port_internal_to_external 0 +<pause> +rtems_io_initialize 0 +rtems_io_open 0 +rtems_io_close 0 +rtems_io_read 0 +rtems_io_write 0 +rtems_io_control 0 +rtems_fatal_error_occurred 0 +rtems_rate_monotonic_create 0 +rtems_rate_monotonic_ident 0 +rtems_rate_monotonic_delete 0 +rtems_rate_monotonic_cancel 0 +rtems_rate_monotonic_period 0 +rtems_multiprocessing_announce 0 +*** END OF TIME OVERHEAD *** |