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Diffstat (limited to 'c/src/lib/libbsp/m68k/uC5282/README')
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diff --git a/c/src/lib/libbsp/m68k/uC5282/README b/c/src/lib/libbsp/m68k/uC5282/README new file mode 100644 index 0000000000..94bd8b5005 --- /dev/null +++ b/c/src/lib/libbsp/m68k/uC5282/README @@ -0,0 +1,461 @@ +# +# $Id$ +# + +Description: Arcturus Networks uC DIMM ColdFire 5282 +============ +CPU: MCF5282 @64MHz +RAM: 16M +ROM: 4M + +This is a credit-card sized board in a DIMM format. It is part of a family which +includes Dragonball and Coldfire CPUs, with a standardized DIMM-based bus. + +ACKNOWLEDGEMENTS: +================= +This BSP is based on the work of: + D. Peter Siddons + Brett Swimley + Jay Monkman + +TODO: +===== +Make a clean exit routine to return to Arcturus monitor + +Make a real kprintf which doesn't rely on interrupts being operational + +The bsp relies on the Arcturus monitor to set up DRAM and all chip selects. +This seems OK to me, but others may find it lame..... + + +BSP NAME: uC5282 +BOARD: Arcturus Netrworks uCdimm 5282 +BUS: Arcturus DIMM bus, A24/D16, plus peripherals. +CPU FAMILY: ColdFire 5282 +CPU: MCF5282 +COPROCESSORS: N/A +MODE: 16 bit mode + +DEBUG MONITOR: Arcturus bootloader + +PERIPHERALS +=========== +TIMERS: Four PIT (RTEMS clock is PIT3), Four Timers + RESOLUTION: 1 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: UART1 Terminal +ELECTRICAL: RS-232 +BAUD: 9600 +BITS PER CHARACTER: 8 +PARITY: None +STOP BITS: 1 + +Downloading the image to the board. +=================================== + +The bootable image is generated by the make-exe target in the bsp makefile. It +generates a simple stripped binary file which is downloaded over the ethernet +port into RAM then executed or programmed into flash memory. + +1) Power up the uC5282 board. A dump of some memory map is produced + followed by a prompt. + +2) type 'tftp<CR>' + +3) Run 'tftp' on your host machine: + tftp> binary + tftp> connect www.xxx.yyy.zzz (You're ucDIMM's address) + tftp> put someFile.exe + +4) When the file has downloaded press the <ESC> key to terminate + the uCDIMM tftp command. + +5) Type 'goram<CR>' to start the downloaded program, or type 'program<CR>' +to burn the code onto the uCDIMM flash. + +============================================================================ + + 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 | External 4 MByte flash memory | + . . + . . + . . + | | 1FFF FFFF + +--------------------------------------------------+ +2000 0000 | 64 kByte on-chip SRAM (RAMBAR) | + . . + . . + . . + | | 2FFF FFFF + +--------------------------------------------------+ +3000 0000 | CS1* space (First 'VME' A24/D16 space) | 30FF FFFF +3100 0000 | CS2* space (Second 'VME' A24/D16 space) | 31FF FFFF + . . + . . + . . + | | 3FFF FFFF + +--------------------------------------------------+ +4000 0000 | Internal peripheral system (IPSBAR) | + . . +4400 0000 | Backdoor access to on-chip flash | + . . + . . + . . + | | 4FFF FFFF + +--------------------------------------------------+ + . . + . . + . . + +--------------------------------------------------+ +f000 0000 | 512 kByte on-chip flash (FLASHBAR) | + . . + . . + . . + | | fFFF FFFF + +--------------------------------------------------+ + + +TIMING TESTS 2005-01-28 +======================== + +*** TIME TEST 1 *** +rtems_semaphore_create 19 +rtems_semaphore_delete 21 +rtems_semaphore_obtain: available 4 +rtems_semaphore_obtain: not available -- NO_WAIT 5 +rtems_semaphore_release: no waiting tasks 12 +*** END OF TEST 1 *** + +*** TIME TEST 2 *** +rtems_semaphore_obtain: not available -- caller blocks 34 +*** END OF TEST 2 *** + +*** TIME TEST 3 *** +rtems_semaphore_release: task readied -- preempts caller 27 +*** END OF TEST 3 *** + +*** TIME TEST 4 *** +rtems_task_restart: blocked task -- preempts caller 54 +rtems_task_restart: ready task -- preempts caller 52 +rtems_semaphore_release: task readied -- returns to caller 18 +rtems_task_create 87 +rtems_task_start 24 +rtems_task_restart: suspended task -- returns to caller 27 +rtems_task_delete: suspended task 66 +rtems_task_restart: ready task -- returns to caller 28 +rtems_task_restart: blocked task -- returns to caller 38 +rtems_task_delete: blocked task 69 +*** END OF TEST 4 *** + +*** TIME TEST 5 *** +rtems_task_suspend: calling task 23 +rtems_task_resume: task readied -- preempts caller 22 +*** END OF TEST 5 *** + +*** TIME TEST 6 *** +rtems_task_restart: calling task 30 +rtems_task_suspend: returns to caller 9 +rtems_task_resume: task readied -- returns to caller 12 +rtems_task_delete: ready task 69 +*** END OF TEST 6 *** + +*** TIME TEST 7 *** +rtems_task_restart: suspended task -- preempts caller 44 +*** END OF TEST 7 *** + +*** TIME TEST 8 *** +rtems_task_set_priority: obtain current priority 6 +rtems_task_set_priority: returns to caller 17 +rtems_task_mode: obtain current mode 3 +rtems_task_mode: no reschedule 3 +rtems_task_mode: reschedule -- returns to caller 8 +rtems_task_mode: reschedule -- preempts caller 22 +rtems_task_set_note 6 +rtems_task_get_note 6 +rtems_clock_set 22 +rtems_clock_get 1 +*** END OF TEST 8 *** + +*** TIME TEST 9 *** +rtems_message_queue_create 55 +rtems_message_queue_send: no waiting tasks 20 +rtems_message_queue_urgent: no waiting tasks 21 +rtems_message_queue_receive: available 20 +rtems_message_queue_flush: no messages flushed 8 +rtems_message_queue_flush: messages flushed 12 +rtems_message_queue_delete 29 +*** END OF TEST 9 *** + +*** TIME TEST 10 *** +rtems_message_queue_receive: not available -- NO_WAIT 10 +rtems_message_queue_receive: not available -- caller blocks 38 +*** END OF TEST 10 *** + +*** TIME TEST 11 *** +rtems_message_queue_send: task readied -- preempts caller 37 +*** END OF TEST 11 *** + +*** TIME TEST 12 *** +rtems_message_queue_send: task readied -- returns to caller 23 +*** END OF TEST 12 *** + +*** TIME TEST 13 *** +rtems_message_queue_urgent: task readied -- preempts caller 35 +*** END OF TEST 13 *** + +*** TIME TEST 14 *** +rtems_message_queue_urgent: task readied -- returns to caller 24 +*** END OF TEST 14 *** + +*** TIME TEST 15 *** +rtems_event_receive: obtain current events 0 +rtems_event_receive: not available -- NO_WAIT 5 +rtems_event_receive: not available -- caller blocks 28 +rtems_event_send: no task readied 5 +rtems_event_receive: available 9 +rtems_event_send: task readied -- returns to caller 16 +*** END OF TEST 15 *** + +*** TIME TEST 16 *** +rtems_event_send: task readied -- preempts caller 27 +*** END OF TEST 16 *** + +*** TIME TEST 17 *** +rtems_task_set_priority: preempts caller 39 +*** END OF TEST 17 *** + +*** TIME TEST 18 *** +rtems_task_delete: calling task 83 +*** END OF TEST 18 *** + +*** TIME TEST 19 *** +rtems_signal_catch 5 +rtems_signal_send: returns to caller 12 +rtems_signal_send: signal to self 20 +exit ASR overhead: returns to calling task 15 +exit ASR overhead: returns to preempting task 18 +*** END OF TEST 19 *** + +*** TIME TEST 20 *** +rtems_partition_create 20 +rtems_region_create 40 +rtems_partition_get_buffer: available 11 +rtems_partition_get_buffer: not available 7 +rtems_partition_return_buffer 12 +rtems_partition_delete 11 +rtems_region_get_segment: available 28 +rtems_region_get_segment: not available -- NO_WAIT 29 +rtems_region_return_segment: no waiting tasks 29 +rtems_region_get_segment: not available -- caller blocks 55 +rtems_region_return_segment: task readied -- preempts caller 72 +rtems_region_return_segment: task readied -- returns to caller 58 +rtems_region_delete 25 +rtems_io_initialize 1 +rtems_io_open 1 +rtems_io_close 1 +rtems_io_read 1 +rtems_io_write 1 +rtems_io_control 1 +*** END OF TEST 20 *** + +*** TIME TEST 21 *** +rtems_task_ident 60 +rtems_message_queue_ident 60 +rtems_semaphore_ident 69 +rtems_partition_ident 59 +rtems_region_ident 60 +rtems_port_ident 59 +rtems_timer_ident 61 +rtems_rate_monotonic_ident 60 +*** END OF TEST 21 *** + +*** TIME TEST 22 *** +rtems_message_queue_broadcast: task readied -- returns to caller 32 +rtems_message_queue_broadcast: no waiting tasks 14 +rtems_message_queue_broadcast: task readied -- preempts caller 39 +*** END OF TEST 22 *** + +*** TIME TEST 23 *** +rtems_timer_create 8 +rtems_timer_fire_after: inactive 12 +rtems_timer_fire_after: active 12 +rtems_timer_cancel: active 9 +rtems_timer_cancel: inactive 8 +rtems_timer_reset: inactive 14 +rtems_timer_reset: active 15 +rtems_timer_fire_when: inactive 21 +rtems_timer_fire_when: active 21 +rtems_timer_delete: active 12 +rtems_timer_delete: inactive 11 +rtems_task_wake_when 35 +*** END OF TEST 23 *** + +*** TIME TEST 24 *** +rtems_task_wake_after: yield -- returns to caller 3 +rtems_task_wake_after: yields -- preempts caller 18 +*** END OF TEST 24 *** + +*** TIME TEST 25 *** +rtems_clock_tick 7 +*** END OF TEST 25 *** + +*** TIME TEST 26 *** +_ISR_Disable 1 +_ISR_Flash 0 +_ISR_Enable 0 +_Thread_Disable_dispatch 1 +_Thread_Enable_dispatch 3 +_Thread_Set_state 7 +_Thread_Disptach (NO FP) 16 +context switch: no floating point contexts 12 +context switch: self 2 +context switch: to another task 1 +fp context switch: restore 1st FP task 14 +fp context switch: save idle, restore initialized 3 +fp context switch: save idle, restore idle 13 +fp context switch: save initialized, restore initialized 2 +_Thread_Resume 7 +_Thread_Unblock 6 +_Thread_Ready 5 +_Thread_Get 1 +_Semaphore_Get 1 +_Thread_Get: invalid id 0 +*** END OF TEST 26 *** + +*** TIME TEST 27 *** +interrupt entry overhead: returns to interrupted task 3 +interrupt exit overhead: returns to interrupted task 3 +interrupt entry overhead: returns to nested interrupt 2 +interrupt exit overhead: returns to nested interrupt 2 +interrupt entry overhead: returns to preempting task 4 +interrupt exit overhead: returns to preempting task 20 +*** END OF TEST 27 *** + +*** TIME TEST 28 *** +rtems_port_create 12 +rtems_port_external_to_internal 5 +rtems_port_internal_to_external 6 +rtems_port_delete 12 +*** END OF TEST 28 *** + +*** TIME TEST 29 *** +rtems_rate_monotonic_create 13 +rtems_rate_monotonic_period: initiate period -- returns to caller 20 +rtems_rate_monotonic_period: obtain status 10 +rtems_rate_monotonic_cancel 13 +rtems_rate_monotonic_delete: inactive 17 +rtems_rate_monotonic_delete: active 16 +rtems_rate_monotonic_period: conclude periods -- caller blocks 24 +*** END OF TEST 29 *** + +*** TIME CHECKER *** +Units may not be in microseconds for this test!!! +0 100000 +Total time = 0 +Average time = 0 +NULL timer stopped at 0 +LOOP (1000) timer stopped at 188 +LOOP (10000) timer stopped at 1875 +LOOP (50000) timer stopped at 9375 +LOOP (100000) timer stopped at 18750 +*** 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 1 +rtems_task_wake_after 0 +rtems_interrupt_catch 0 +rtems_clock_get 1 +rtems_clock_set 1 +rtems_clock_tick 0 +rtems_timer_create 0 +rtems_timer_delete 0 +rtems_timer_ident 0 +rtems_timer_fire_after 1 +rtems_timer_fire_when 1 +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 +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 +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 *** |