summaryrefslogtreecommitdiffstats
path: root/c/src/lib/libbsp/m68k/mcf5235/README
blob: 0c2d066ee06e96b03bf30cc93bd7fad457bfafa6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
#
#  $Id$
#

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.

By default the BSP creates an image file for use when loaded into the
RAM of the evaluation board.  To create an image file to boot from flash
add the following command to the applications Makefile:
LDFLAGS += -qnolinkcmds -T linkcmdsflash

Note: This BSP has also been tested with the Freescale / Axiom Manufacturing
(M5235BCC Business Card Controller) evaluation board.

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 ***