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c906108c SS |
1 | /* This file is part of the program psim. |
2 | ||
3 | Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au> | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
3fd725ef | 7 | the Free Software Foundation; either version 3 of the License, or |
c906108c SS |
8 | (at your option) any later version. |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
51b318de | 16 | along with this program; if not, see <http://www.gnu.org/licenses/>. |
c906108c SS |
17 | |
18 | */ | |
19 | ||
20 | ||
21 | #ifndef _DEVICE_C_ | |
22 | #define _DEVICE_C_ | |
23 | ||
24 | #include <stdio.h> | |
25 | ||
26 | #include "device_table.h" | |
27 | #include "cap.h" | |
28 | ||
29 | #include "events.h" | |
30 | #include "psim.h" | |
31 | ||
32 | #ifdef HAVE_STDLIB_H | |
33 | #include <stdlib.h> | |
34 | #endif | |
35 | ||
36 | #ifdef HAVE_STRING_H | |
37 | #include <string.h> | |
38 | #else | |
39 | #ifdef HAVE_STRINGS_H | |
40 | #include <strings.h> | |
41 | #endif | |
42 | #endif | |
43 | ||
44 | #include <ctype.h> | |
45 | ||
46 | STATIC_INLINE_DEVICE (void) clean_device_properties(device *); | |
47 | ||
48 | /* property entries */ | |
49 | ||
50 | typedef struct _device_property_entry device_property_entry; | |
51 | struct _device_property_entry { | |
52 | device_property_entry *next; | |
53 | device_property *value; | |
54 | const void *init_array; | |
55 | unsigned sizeof_init_array; | |
56 | }; | |
57 | ||
58 | ||
59 | /* Interrupt edges */ | |
60 | ||
61 | typedef struct _device_interrupt_edge device_interrupt_edge; | |
62 | struct _device_interrupt_edge { | |
63 | int my_port; | |
64 | device *dest; | |
65 | int dest_port; | |
66 | device_interrupt_edge *next; | |
67 | object_disposition disposition; | |
68 | }; | |
69 | ||
70 | STATIC_INLINE_DEVICE\ | |
71 | (void) | |
72 | attach_device_interrupt_edge(device_interrupt_edge **list, | |
73 | int my_port, | |
74 | device *dest, | |
75 | int dest_port, | |
76 | object_disposition disposition) | |
77 | { | |
78 | device_interrupt_edge *new_edge = ZALLOC(device_interrupt_edge); | |
79 | new_edge->my_port = my_port; | |
80 | new_edge->dest = dest; | |
81 | new_edge->dest_port = dest_port; | |
82 | new_edge->next = *list; | |
83 | new_edge->disposition = disposition; | |
84 | *list = new_edge; | |
85 | } | |
86 | ||
87 | STATIC_INLINE_DEVICE\ | |
88 | (void) | |
89 | detach_device_interrupt_edge(device *me, | |
90 | device_interrupt_edge **list, | |
91 | int my_port, | |
92 | device *dest, | |
93 | int dest_port) | |
94 | { | |
95 | while (*list != NULL) { | |
96 | device_interrupt_edge *old_edge = *list; | |
97 | if (old_edge->dest == dest | |
98 | && old_edge->dest_port == dest_port | |
99 | && old_edge->my_port == my_port) { | |
100 | if (old_edge->disposition == permenant_object) | |
101 | device_error(me, "attempt to delete permenant interrupt"); | |
102 | *list = old_edge->next; | |
d79fe0d6 | 103 | free(old_edge); |
c906108c SS |
104 | return; |
105 | } | |
106 | } | |
107 | device_error(me, "attempt to delete unattached interrupt"); | |
108 | } | |
109 | ||
110 | STATIC_INLINE_DEVICE\ | |
111 | (void) | |
112 | clean_device_interrupt_edges(device_interrupt_edge **list) | |
113 | { | |
114 | while (*list != NULL) { | |
115 | device_interrupt_edge *old_edge = *list; | |
116 | switch (old_edge->disposition) { | |
117 | case permenant_object: | |
118 | list = &old_edge->next; | |
119 | break; | |
120 | case tempoary_object: | |
121 | *list = old_edge->next; | |
d79fe0d6 | 122 | free(old_edge); |
c906108c SS |
123 | break; |
124 | } | |
125 | } | |
126 | } | |
127 | ||
128 | ||
129 | /* A device */ | |
130 | ||
131 | struct _device { | |
132 | ||
133 | /* my name is ... */ | |
134 | const char *name; | |
135 | device_unit unit_address; | |
136 | const char *path; | |
137 | int nr_address_cells; | |
138 | int nr_size_cells; | |
139 | ||
140 | /* device tree */ | |
141 | device *parent; | |
142 | device *children; | |
143 | device *sibling; | |
144 | ||
145 | /* its template methods */ | |
146 | void *data; /* device specific data */ | |
147 | const device_callbacks *callback; | |
148 | ||
149 | /* device properties */ | |
150 | device_property_entry *properties; | |
151 | ||
152 | /* interrupts */ | |
153 | device_interrupt_edge *interrupt_destinations; | |
154 | ||
155 | /* any open instances of this device */ | |
156 | device_instance *instances; | |
157 | ||
158 | /* the internal/external mappings and other global requirements */ | |
159 | cap *ihandles; | |
160 | cap *phandles; | |
161 | psim *system; | |
162 | ||
163 | /* debugging */ | |
164 | int trace; | |
165 | }; | |
166 | ||
167 | ||
168 | /* an instance of a device */ | |
169 | struct _device_instance { | |
170 | void *data; | |
171 | char *args; | |
172 | char *path; | |
173 | const device_instance_callbacks *callback; | |
174 | /* the root instance */ | |
175 | device *owner; | |
176 | device_instance *next; | |
177 | /* interposed instance */ | |
178 | device_instance *parent; | |
179 | device_instance *child; | |
180 | }; | |
181 | ||
182 | ||
183 | \f | |
184 | /* creation */ | |
185 | ||
186 | STATIC_INLINE_DEVICE\ | |
187 | (const char *) | |
188 | device_full_name(device *leaf, | |
189 | char *buf, | |
190 | unsigned sizeof_buf) | |
191 | { | |
192 | /* get a buffer */ | |
193 | char full_name[1024]; | |
194 | if (buf == (char*)0) { | |
195 | buf = full_name; | |
196 | sizeof_buf = sizeof(full_name); | |
197 | } | |
198 | ||
199 | /* construct a name */ | |
200 | if (leaf->parent == NULL) { | |
201 | if (sizeof_buf < 1) | |
202 | error("device_full_name: buffer overflow"); | |
203 | *buf = '\0'; | |
204 | } | |
205 | else { | |
206 | char unit[1024]; | |
207 | device_full_name(leaf->parent, buf, sizeof_buf); | |
208 | if (leaf->parent != NULL | |
209 | && device_encode_unit(leaf->parent, | |
210 | &leaf->unit_address, | |
211 | unit+1, | |
212 | sizeof(unit)-1) > 0) | |
213 | unit[0] = '@'; | |
214 | else | |
215 | unit[0] = '\0'; | |
216 | if (strlen(buf) + strlen("/") + strlen(leaf->name) + strlen(unit) | |
217 | >= sizeof_buf) | |
218 | error("device_full_name: buffer overflow"); | |
219 | strcat(buf, "/"); | |
220 | strcat(buf, leaf->name); | |
221 | strcat (buf, unit); | |
222 | } | |
223 | ||
224 | /* return it usefully */ | |
225 | if (buf == full_name) | |
226 | buf = (char *) strdup(full_name); | |
227 | return buf; | |
228 | } | |
229 | ||
230 | STATIC_INLINE_DEVICE\ | |
231 | (device *) | |
232 | device_create_from(const char *name, | |
233 | const device_unit *unit_address, | |
234 | void *data, | |
235 | const device_callbacks *callbacks, | |
236 | device *parent) | |
237 | { | |
238 | device *new_device = ZALLOC(device); | |
239 | ||
240 | /* insert it into the device tree */ | |
241 | new_device->parent = parent; | |
242 | new_device->children = NULL; | |
243 | if (parent != NULL) { | |
244 | device **sibling = &parent->children; | |
245 | while ((*sibling) != NULL) | |
246 | sibling = &(*sibling)->sibling; | |
247 | *sibling = new_device; | |
248 | } | |
249 | ||
250 | /* give it a name */ | |
251 | new_device->name = (char *) strdup(name); | |
252 | new_device->unit_address = *unit_address; | |
253 | new_device->path = device_full_name(new_device, NULL, 0); | |
254 | ||
255 | /* its template */ | |
256 | new_device->data = data; | |
257 | new_device->callback = callbacks; | |
258 | ||
259 | /* its properties - already null */ | |
260 | /* interrupts - already null */ | |
261 | ||
262 | /* mappings - if needed */ | |
263 | if (parent == NULL) { | |
264 | new_device->ihandles = cap_create(name); | |
265 | new_device->phandles = cap_create(name); | |
266 | } | |
267 | else { | |
268 | new_device->ihandles = device_root(parent)->ihandles; | |
269 | new_device->phandles = device_root(parent)->phandles; | |
270 | } | |
271 | ||
272 | cap_add(new_device->phandles, new_device); | |
273 | return new_device; | |
274 | } | |
275 | ||
276 | ||
277 | ||
278 | INLINE_DEVICE\ | |
279 | (device *) | |
280 | device_create(device *parent, | |
281 | const char *base, | |
282 | const char *name, | |
283 | const char *unit_address, | |
284 | const char *args) | |
285 | { | |
286 | const device_descriptor *const *table; | |
287 | for (table = device_table; *table != NULL; table++) { | |
288 | const device_descriptor *descr; | |
289 | for (descr = *table; descr->name != NULL; descr++) { | |
290 | if (strcmp(base, descr->name) == 0) { | |
291 | device_unit address = { 0 }; | |
292 | void *data = NULL; | |
293 | if (parent != NULL) | |
294 | if (device_decode_unit(parent, unit_address, &address) < 0) | |
295 | device_error(parent, "invalid address %s for device %s", | |
296 | unit_address, name); | |
297 | if (descr->creator != NULL) | |
298 | data = descr->creator(name, &address, args); | |
299 | return device_create_from(name, &address, data, | |
300 | descr->callbacks, parent); | |
301 | } | |
302 | } | |
303 | } | |
304 | device_error(parent, "attempt to attach unknown device %s", name); | |
305 | return NULL; | |
306 | } | |
307 | ||
308 | ||
309 | ||
310 | INLINE_DEVICE\ | |
311 | (void) | |
312 | device_usage(int verbose) | |
313 | { | |
314 | const device_descriptor *const *table; | |
315 | if (verbose == 1) { | |
316 | int pos = 0; | |
317 | for (table = device_table; *table != NULL; table++) { | |
318 | const device_descriptor *descr; | |
319 | for (descr = *table; descr->name != NULL; descr++) { | |
320 | pos += strlen(descr->name) + 2; | |
321 | if (pos > 75) { | |
322 | pos = strlen(descr->name) + 2; | |
323 | printf_filtered("\n"); | |
324 | } | |
325 | printf_filtered(" %s", descr->name); | |
326 | } | |
327 | printf_filtered("\n"); | |
328 | } | |
329 | } | |
330 | if (verbose > 1) { | |
331 | for (table = device_table; *table != NULL; table++) { | |
332 | const device_descriptor *descr; | |
333 | for (descr = *table; descr->name != NULL; descr++) { | |
334 | printf_filtered(" %s:\n", descr->name); | |
335 | /* interrupt ports */ | |
336 | if (descr->callbacks->interrupt.ports != NULL) { | |
337 | const device_interrupt_port_descriptor *ports = | |
338 | descr->callbacks->interrupt.ports; | |
339 | printf_filtered(" interrupt ports:"); | |
340 | while (ports->name != NULL) { | |
341 | printf_filtered(" %s", ports->name); | |
342 | ports++; | |
343 | } | |
344 | printf_filtered("\n"); | |
345 | } | |
346 | /* general info */ | |
347 | if (descr->callbacks->usage != NULL) | |
348 | descr->callbacks->usage(verbose); | |
349 | } | |
350 | } | |
351 | } | |
352 | } | |
353 | ||
354 | ||
355 | ||
356 | ||
357 | \f | |
358 | /* Device node: */ | |
359 | ||
360 | INLINE_DEVICE\ | |
361 | (device *) | |
362 | device_parent(device *me) | |
363 | { | |
364 | return me->parent; | |
365 | } | |
366 | ||
367 | INLINE_DEVICE\ | |
368 | (device *) | |
369 | device_root(device *me) | |
370 | { | |
371 | ASSERT(me != NULL); | |
372 | while (me->parent != NULL) | |
373 | me = me->parent; | |
374 | return me; | |
375 | } | |
376 | ||
377 | INLINE_DEVICE\ | |
378 | (device *) | |
379 | device_sibling(device *me) | |
380 | { | |
381 | return me->sibling; | |
382 | } | |
383 | ||
384 | INLINE_DEVICE\ | |
385 | (device *) | |
386 | device_child(device *me) | |
387 | { | |
388 | return me->children; | |
389 | } | |
390 | ||
391 | INLINE_DEVICE\ | |
392 | (const char *) | |
393 | device_name(device *me) | |
394 | { | |
395 | return me->name; | |
396 | } | |
397 | ||
398 | INLINE_DEVICE\ | |
399 | (const char *) | |
400 | device_path(device *me) | |
401 | { | |
402 | return me->path; | |
403 | } | |
404 | ||
405 | INLINE_DEVICE\ | |
406 | (void *) | |
407 | device_data(device *me) | |
408 | { | |
409 | return me->data; | |
410 | } | |
411 | ||
412 | INLINE_DEVICE\ | |
413 | (psim *) | |
414 | device_system(device *me) | |
415 | { | |
416 | return me->system; | |
417 | } | |
418 | ||
419 | INLINE_DEVICE\ | |
420 | (const device_unit *) | |
421 | device_unit_address(device *me) | |
422 | { | |
423 | return &me->unit_address; | |
424 | } | |
425 | ||
426 | ||
427 | INLINE_DEVICE\ | |
428 | (int) | |
429 | device_address_to_attach_address(device *me, | |
430 | const device_unit *address, | |
431 | int *attach_space, | |
432 | unsigned_word *attach_address, | |
433 | device *client) | |
434 | { | |
435 | if (me->callback->convert.address_to_attach_address == NULL) | |
436 | device_error(me, "no convert.address_to_attach_address method"); | |
437 | return me->callback->convert.address_to_attach_address(me, address, attach_space, attach_address, client); | |
438 | } | |
439 | ||
440 | ||
441 | INLINE_DEVICE\ | |
442 | (int) | |
443 | device_size_to_attach_size(device *me, | |
444 | const device_unit *size, | |
445 | unsigned *nr_bytes, | |
446 | device *client) | |
447 | { | |
448 | if (me->callback->convert.size_to_attach_size == NULL) | |
449 | device_error(me, "no convert.size_to_attach_size method"); | |
450 | return me->callback->convert.size_to_attach_size(me, size, nr_bytes, client); | |
451 | } | |
452 | ||
453 | ||
454 | INLINE_DEVICE\ | |
455 | (int) | |
456 | device_decode_unit(device *bus, | |
457 | const char *unit, | |
458 | device_unit *address) | |
459 | { | |
460 | if (bus->callback->convert.decode_unit == NULL) | |
461 | device_error(bus, "no convert.decode_unit method"); | |
462 | return bus->callback->convert.decode_unit(bus, unit, address); | |
463 | } | |
464 | ||
465 | ||
466 | INLINE_DEVICE\ | |
467 | (int) | |
468 | device_encode_unit(device *bus, | |
469 | const device_unit *unit_address, | |
470 | char *buf, | |
471 | int sizeof_buf) | |
472 | { | |
473 | if (bus->callback->convert.encode_unit == NULL) | |
474 | device_error(bus, "no convert.encode_unit method"); | |
475 | return bus->callback->convert.encode_unit(bus, unit_address, buf, sizeof_buf); | |
476 | } | |
477 | ||
478 | INLINE_DEVICE\ | |
479 | (unsigned) | |
480 | device_nr_address_cells(device *me) | |
481 | { | |
482 | if (me->nr_address_cells == 0) { | |
483 | if (device_find_property(me, "#address-cells") != NULL) | |
484 | me->nr_address_cells = device_find_integer_property(me, "#address-cells"); | |
485 | else | |
486 | me->nr_address_cells = 2; | |
487 | } | |
488 | return me->nr_address_cells; | |
489 | } | |
490 | ||
491 | INLINE_DEVICE\ | |
492 | (unsigned) | |
493 | device_nr_size_cells(device *me) | |
494 | { | |
495 | if (me->nr_size_cells == 0) { | |
496 | if (device_find_property(me, "#size-cells") != NULL) | |
497 | me->nr_size_cells = device_find_integer_property(me, "#size-cells"); | |
498 | else | |
499 | me->nr_size_cells = 1; | |
500 | } | |
501 | return me->nr_size_cells; | |
502 | } | |
503 | ||
504 | ||
505 | \f | |
506 | /* device-instance: */ | |
507 | ||
508 | INLINE_DEVICE\ | |
509 | (device_instance *) | |
510 | device_create_instance_from(device *me, | |
511 | device_instance *parent, | |
512 | void *data, | |
513 | const char *path, | |
514 | const char *args, | |
515 | const device_instance_callbacks *callbacks) | |
516 | { | |
517 | device_instance *instance = ZALLOC(device_instance); | |
518 | if ((me == NULL) == (parent == NULL)) | |
519 | device_error(me, "can't have both parent instance and parent device"); | |
520 | /*instance->unit*/ | |
521 | /* link this instance into the devices list */ | |
522 | if (me != NULL) { | |
523 | ASSERT(parent == NULL); | |
524 | instance->owner = me; | |
525 | instance->parent = NULL; | |
526 | /* link this instance into the front of the devices instance list */ | |
527 | instance->next = me->instances; | |
528 | me->instances = instance; | |
529 | } | |
530 | if (parent != NULL) { | |
531 | device_instance **previous; | |
532 | ASSERT(parent->child == NULL); | |
533 | parent->child = instance; | |
534 | ASSERT(me == NULL); | |
535 | instance->owner = parent->owner; | |
536 | instance->parent = parent; | |
537 | /* in the devices instance list replace the parent instance with | |
538 | this one */ | |
539 | instance->next = parent->next; | |
540 | /* replace parent with this new node */ | |
541 | previous = &instance->owner->instances; | |
542 | while (*previous != parent) { | |
543 | ASSERT(*previous != NULL); | |
544 | previous = &(*previous)->next; | |
545 | } | |
546 | *previous = instance; | |
547 | } | |
548 | instance->data = data; | |
549 | instance->args = (args == NULL ? NULL : (char *) strdup(args)); | |
550 | instance->path = (path == NULL ? NULL : (char *) strdup(path)); | |
551 | instance->callback = callbacks; | |
552 | cap_add(instance->owner->ihandles, instance); | |
553 | return instance; | |
554 | } | |
555 | ||
556 | ||
557 | INLINE_DEVICE\ | |
558 | (device_instance *) | |
559 | device_create_instance(device *me, | |
560 | const char *path, | |
561 | const char *args) | |
562 | { | |
563 | /* create the instance */ | |
564 | if (me->callback->instance_create == NULL) | |
565 | device_error(me, "no instance_create method"); | |
566 | return me->callback->instance_create(me, path, args); | |
567 | } | |
568 | ||
569 | ||
570 | STATIC_INLINE_DEVICE\ | |
571 | (void) | |
572 | clean_device_instances(device *me) | |
573 | { | |
574 | device_instance **instance = &me->instances; | |
575 | while (*instance != NULL) { | |
576 | device_instance *old_instance = *instance; | |
577 | device_instance_delete(old_instance); | |
578 | instance = &me->instances; | |
579 | } | |
580 | } | |
581 | ||
582 | ||
583 | INLINE_DEVICE\ | |
584 | (void) | |
585 | device_instance_delete(device_instance *instance) | |
586 | { | |
587 | device *me = instance->owner; | |
588 | if (instance->callback->delete == NULL) | |
589 | device_error(me, "no delete method"); | |
590 | instance->callback->delete(instance); | |
591 | if (instance->args != NULL) | |
d79fe0d6 | 592 | free(instance->args); |
c906108c | 593 | if (instance->path != NULL) |
d79fe0d6 | 594 | free(instance->path); |
c906108c SS |
595 | if (instance->child == NULL) { |
596 | /* only remove leaf nodes */ | |
597 | device_instance **curr = &me->instances; | |
598 | while (*curr != instance) { | |
599 | ASSERT(*curr != NULL); | |
600 | curr = &(*curr)->next; | |
601 | } | |
602 | *curr = instance->next; | |
603 | } | |
604 | else { | |
605 | /* check it isn't in the instance list */ | |
606 | device_instance *curr = me->instances; | |
607 | while (curr != NULL) { | |
608 | ASSERT(curr != instance); | |
609 | curr = curr->next; | |
610 | } | |
611 | /* unlink the child */ | |
612 | ASSERT(instance->child->parent == instance); | |
613 | instance->child->parent = NULL; | |
614 | } | |
615 | cap_remove(me->ihandles, instance); | |
d79fe0d6 | 616 | free(instance); |
c906108c SS |
617 | } |
618 | ||
619 | INLINE_DEVICE\ | |
620 | (int) | |
621 | device_instance_read(device_instance *instance, | |
622 | void *addr, | |
623 | unsigned_word len) | |
624 | { | |
625 | device *me = instance->owner; | |
626 | if (instance->callback->read == NULL) | |
627 | device_error(me, "no read method"); | |
628 | return instance->callback->read(instance, addr, len); | |
629 | } | |
630 | ||
631 | INLINE_DEVICE\ | |
632 | (int) | |
633 | device_instance_write(device_instance *instance, | |
634 | const void *addr, | |
635 | unsigned_word len) | |
636 | { | |
637 | device *me = instance->owner; | |
638 | if (instance->callback->write == NULL) | |
639 | device_error(me, "no write method"); | |
640 | return instance->callback->write(instance, addr, len); | |
641 | } | |
642 | ||
643 | INLINE_DEVICE\ | |
644 | (int) | |
645 | device_instance_seek(device_instance *instance, | |
646 | unsigned_word pos_hi, | |
647 | unsigned_word pos_lo) | |
648 | { | |
649 | device *me = instance->owner; | |
650 | if (instance->callback->seek == NULL) | |
651 | device_error(me, "no seek method"); | |
652 | return instance->callback->seek(instance, pos_hi, pos_lo); | |
653 | } | |
654 | ||
655 | INLINE_DEVICE\ | |
656 | (int) | |
657 | device_instance_call_method(device_instance *instance, | |
658 | const char *method_name, | |
659 | int n_stack_args, | |
660 | unsigned_cell stack_args[/*n_stack_args*/], | |
661 | int n_stack_returns, | |
662 | unsigned_cell stack_returns[/*n_stack_args*/]) | |
663 | { | |
664 | device *me = instance->owner; | |
665 | const device_instance_methods *method = instance->callback->methods; | |
666 | if (method == NULL) { | |
667 | device_error(me, "no methods (want %s)", method_name); | |
668 | } | |
669 | while (method->name != NULL) { | |
670 | if (strcmp(method->name, method_name) == 0) { | |
671 | return method->method(instance, | |
672 | n_stack_args, stack_args, | |
673 | n_stack_returns, stack_returns); | |
674 | } | |
675 | method++; | |
676 | } | |
677 | device_error(me, "no %s method", method_name); | |
678 | return 0; | |
679 | } | |
680 | ||
681 | ||
682 | INLINE_DEVICE\ | |
683 | (device *) | |
684 | device_instance_device(device_instance *instance) | |
685 | { | |
686 | return instance->owner; | |
687 | } | |
688 | ||
689 | INLINE_DEVICE\ | |
690 | (const char *) | |
691 | device_instance_path(device_instance *instance) | |
692 | { | |
693 | return instance->path; | |
694 | } | |
695 | ||
696 | INLINE_DEVICE\ | |
697 | (void *) | |
698 | device_instance_data(device_instance *instance) | |
699 | { | |
700 | return instance->data; | |
701 | } | |
702 | ||
703 | ||
704 | \f | |
705 | /* Device Properties: */ | |
706 | ||
707 | STATIC_INLINE_DEVICE\ | |
708 | (device_property_entry *) | |
709 | find_property_entry(device *me, | |
710 | const char *property) | |
711 | { | |
712 | device_property_entry *entry; | |
713 | ASSERT(property != NULL); | |
714 | entry = me->properties; | |
715 | while (entry != NULL) { | |
716 | if (strcmp(entry->value->name, property) == 0) | |
717 | return entry; | |
718 | entry = entry->next; | |
719 | } | |
720 | return NULL; | |
721 | } | |
722 | ||
723 | STATIC_INLINE_DEVICE\ | |
724 | (void) | |
725 | device_add_property(device *me, | |
726 | const char *property, | |
727 | device_property_type type, | |
728 | const void *init_array, | |
729 | unsigned sizeof_init_array, | |
730 | const void *array, | |
731 | unsigned sizeof_array, | |
732 | const device_property *original, | |
733 | object_disposition disposition) | |
734 | { | |
735 | device_property_entry *new_entry = NULL; | |
736 | device_property *new_value = NULL; | |
737 | ||
738 | /* find the list end */ | |
739 | device_property_entry **insertion_point = &me->properties; | |
740 | while (*insertion_point != NULL) { | |
741 | if (strcmp((*insertion_point)->value->name, property) == 0) | |
742 | return; | |
743 | insertion_point = &(*insertion_point)->next; | |
744 | } | |
745 | ||
746 | /* create a new value */ | |
747 | new_value = ZALLOC(device_property); | |
748 | new_value->name = (char *) strdup(property); | |
749 | new_value->type = type; | |
750 | if (sizeof_array > 0) { | |
751 | void *new_array = zalloc(sizeof_array); | |
752 | memcpy(new_array, array, sizeof_array); | |
753 | new_value->array = new_array; | |
754 | new_value->sizeof_array = sizeof_array; | |
755 | } | |
756 | new_value->owner = me; | |
757 | new_value->original = original; | |
758 | new_value->disposition = disposition; | |
759 | ||
760 | /* insert the value into the list */ | |
761 | new_entry = ZALLOC(device_property_entry); | |
762 | *insertion_point = new_entry; | |
763 | if (sizeof_init_array > 0) { | |
764 | void *new_init_array = zalloc(sizeof_init_array); | |
765 | memcpy(new_init_array, init_array, sizeof_init_array); | |
766 | new_entry->init_array = new_init_array; | |
767 | new_entry->sizeof_init_array = sizeof_init_array; | |
768 | } | |
769 | new_entry->value = new_value; | |
770 | } | |
771 | ||
772 | ||
773 | /* local - not available externally */ | |
774 | STATIC_INLINE_DEVICE\ | |
775 | (void) | |
776 | device_set_property(device *me, | |
777 | const char *property, | |
778 | device_property_type type, | |
779 | const void *array, | |
780 | int sizeof_array) | |
781 | { | |
782 | /* find the property */ | |
783 | device_property_entry *entry = find_property_entry(me, property); | |
784 | if (entry != NULL) { | |
785 | /* existing property - update it */ | |
786 | void *new_array = 0; | |
787 | device_property *value = entry->value; | |
788 | /* check the type matches */ | |
789 | if (value->type != type) | |
790 | device_error(me, "conflict between type of new and old value for property %s", property); | |
791 | /* replace its value */ | |
792 | if (value->array != NULL) | |
d79fe0d6 | 793 | free((void*)value->array); |
c906108c SS |
794 | new_array = (sizeof_array > 0 |
795 | ? zalloc(sizeof_array) | |
796 | : (void*)0); | |
797 | value->array = new_array; | |
798 | value->sizeof_array = sizeof_array; | |
799 | if (sizeof_array > 0) | |
800 | memcpy(new_array, array, sizeof_array); | |
801 | return; | |
802 | } | |
803 | else { | |
804 | /* new property - create it */ | |
805 | device_add_property(me, property, type, | |
806 | NULL, 0, array, sizeof_array, | |
807 | NULL, tempoary_object); | |
808 | } | |
809 | } | |
810 | ||
811 | ||
812 | STATIC_INLINE_DEVICE\ | |
813 | (void) | |
814 | clean_device_properties(device *me) | |
815 | { | |
816 | device_property_entry **delete_point = &me->properties; | |
817 | while (*delete_point != NULL) { | |
818 | device_property_entry *current = *delete_point; | |
819 | switch (current->value->disposition) { | |
820 | case permenant_object: | |
821 | /* zap the current value, will be initialized later */ | |
822 | ASSERT(current->init_array != NULL); | |
823 | if (current->value->array != NULL) { | |
d79fe0d6 | 824 | free((void*)current->value->array); |
c906108c SS |
825 | current->value->array = NULL; |
826 | } | |
827 | delete_point = &(*delete_point)->next; | |
828 | break; | |
829 | case tempoary_object: | |
830 | /* zap the actual property, was created during simulation run */ | |
831 | ASSERT(current->init_array == NULL); | |
832 | *delete_point = current->next; | |
833 | if (current->value->array != NULL) | |
d79fe0d6 MF |
834 | free((void*)current->value->array); |
835 | free(current->value); | |
836 | free(current); | |
c906108c SS |
837 | break; |
838 | } | |
839 | } | |
840 | } | |
841 | ||
842 | ||
843 | INLINE_DEVICE\ | |
844 | (void) | |
845 | device_init_static_properties(device *me, | |
846 | void *data) | |
847 | { | |
848 | device_property_entry *property; | |
849 | for (property = me->properties; | |
850 | property != NULL; | |
851 | property = property->next) { | |
852 | ASSERT(property->init_array != NULL); | |
853 | ASSERT(property->value->array == NULL); | |
854 | ASSERT(property->value->disposition == permenant_object); | |
855 | switch (property->value->type) { | |
856 | case array_property: | |
857 | case boolean_property: | |
858 | case range_array_property: | |
859 | case reg_array_property: | |
860 | case string_property: | |
861 | case string_array_property: | |
862 | case integer_property: | |
863 | /* delete the property, and replace it with the original */ | |
864 | device_set_property(me, property->value->name, | |
865 | property->value->type, | |
866 | property->init_array, | |
867 | property->sizeof_init_array); | |
868 | break; | |
869 | case ihandle_property: | |
870 | break; | |
871 | } | |
872 | } | |
873 | } | |
874 | ||
875 | ||
876 | INLINE_DEVICE\ | |
877 | (void) | |
878 | device_init_runtime_properties(device *me, | |
879 | void *data) | |
880 | { | |
881 | device_property_entry *property; | |
882 | for (property = me->properties; | |
883 | property != NULL; | |
884 | property = property->next) { | |
885 | switch (property->value->disposition) { | |
886 | case permenant_object: | |
887 | switch (property->value->type) { | |
888 | case ihandle_property: | |
889 | { | |
890 | device_instance *ihandle; | |
891 | ihandle_runtime_property_spec spec; | |
892 | ASSERT(property->init_array != NULL); | |
893 | ASSERT(property->value->array == NULL); | |
894 | device_find_ihandle_runtime_property(me, property->value->name, &spec); | |
895 | ihandle = tree_instance(me, spec.full_path); | |
896 | device_set_ihandle_property(me, property->value->name, ihandle); | |
897 | break; | |
898 | } | |
899 | case array_property: | |
900 | case boolean_property: | |
901 | case range_array_property: | |
902 | case integer_property: | |
903 | case reg_array_property: | |
904 | case string_property: | |
905 | case string_array_property: | |
906 | ASSERT(property->init_array != NULL); | |
907 | ASSERT(property->value->array != NULL); | |
908 | break; | |
909 | } | |
910 | break; | |
911 | case tempoary_object: | |
912 | ASSERT(property->init_array == NULL); | |
913 | ASSERT(property->value->array != NULL); | |
914 | break; | |
915 | } | |
916 | } | |
917 | } | |
918 | ||
919 | ||
920 | INLINE_DEVICE\ | |
921 | (const device_property *) | |
922 | device_next_property(const device_property *property) | |
923 | { | |
924 | /* find the property in the list */ | |
925 | device *owner = property->owner; | |
926 | device_property_entry *entry = owner->properties; | |
927 | while (entry != NULL && entry->value != property) | |
928 | entry = entry->next; | |
929 | /* now return the following property */ | |
930 | ASSERT(entry != NULL); /* must be a member! */ | |
931 | if (entry->next != NULL) | |
932 | return entry->next->value; | |
933 | else | |
934 | return NULL; | |
935 | } | |
936 | ||
937 | ||
938 | INLINE_DEVICE\ | |
939 | (const device_property *) | |
940 | device_find_property(device *me, | |
941 | const char *property) | |
942 | { | |
943 | if (me == NULL) { | |
944 | return NULL; | |
945 | } | |
946 | else if (property == NULL || strcmp(property, "") == 0) { | |
947 | if (me->properties == NULL) | |
948 | return NULL; | |
949 | else | |
950 | return me->properties->value; | |
951 | } | |
952 | else { | |
953 | device_property_entry *entry = find_property_entry(me, property); | |
954 | if (entry != NULL) | |
955 | return entry->value; | |
956 | } | |
957 | return NULL; | |
958 | } | |
959 | ||
960 | ||
961 | INLINE_DEVICE\ | |
962 | (void) | |
963 | device_add_array_property(device *me, | |
964 | const char *property, | |
965 | const void *array, | |
966 | int sizeof_array) | |
967 | { | |
968 | device_add_property(me, property, array_property, | |
969 | array, sizeof_array, array, sizeof_array, | |
970 | NULL, permenant_object); | |
971 | } | |
972 | ||
973 | INLINE_DEVICE\ | |
974 | (void) | |
975 | device_set_array_property(device *me, | |
976 | const char *property, | |
977 | const void *array, | |
978 | int sizeof_array) | |
979 | { | |
980 | device_set_property(me, property, array_property, array, sizeof_array); | |
981 | } | |
982 | ||
983 | INLINE_DEVICE\ | |
984 | (const device_property *) | |
985 | device_find_array_property(device *me, | |
986 | const char *property) | |
987 | { | |
988 | const device_property *node; | |
989 | node = device_find_property(me, property); | |
990 | if (node == (device_property*)0 | |
991 | || node->type != array_property) | |
992 | device_error(me, "property %s not found or of wrong type", property); | |
993 | return node; | |
994 | } | |
995 | ||
996 | ||
997 | INLINE_DEVICE\ | |
998 | (void) | |
999 | device_add_boolean_property(device *me, | |
1000 | const char *property, | |
1001 | int boolean) | |
1002 | { | |
1003 | signed32 new_boolean = (boolean ? -1 : 0); | |
1004 | device_add_property(me, property, boolean_property, | |
1005 | &new_boolean, sizeof(new_boolean), | |
1006 | &new_boolean, sizeof(new_boolean), | |
1007 | NULL, permenant_object); | |
1008 | } | |
1009 | ||
1010 | INLINE_DEVICE\ | |
1011 | (int) | |
1012 | device_find_boolean_property(device *me, | |
1013 | const char *property) | |
1014 | { | |
1015 | const device_property *node; | |
1016 | unsigned_cell boolean; | |
1017 | node = device_find_property(me, property); | |
1018 | if (node == (device_property*)0 | |
1019 | || node->type != boolean_property) | |
1020 | device_error(me, "property %s not found or of wrong type", property); | |
1021 | ASSERT(sizeof(boolean) == node->sizeof_array); | |
1022 | memcpy(&boolean, node->array, sizeof(boolean)); | |
1023 | return boolean; | |
1024 | } | |
1025 | ||
1026 | ||
1027 | INLINE_DEVICE\ | |
1028 | (void) | |
1029 | device_add_ihandle_runtime_property(device *me, | |
1030 | const char *property, | |
1031 | const ihandle_runtime_property_spec *ihandle) | |
1032 | { | |
1033 | /* enter the full path as the init array */ | |
1034 | device_add_property(me, property, ihandle_property, | |
1035 | ihandle->full_path, strlen(ihandle->full_path) + 1, | |
1036 | NULL, 0, | |
1037 | NULL, permenant_object); | |
1038 | } | |
1039 | ||
1040 | INLINE_DEVICE\ | |
1041 | (void) | |
1042 | device_find_ihandle_runtime_property(device *me, | |
1043 | const char *property, | |
1044 | ihandle_runtime_property_spec *ihandle) | |
1045 | { | |
1046 | device_property_entry *entry = find_property_entry(me, property); | |
1047 | TRACE(trace_devices, | |
1048 | ("device_find_ihandle_runtime_property(me=0x%lx, property=%s)\n", | |
1049 | (long)me, property)); | |
1050 | if (entry == NULL | |
1051 | || entry->value->type != ihandle_property | |
1052 | || entry->value->disposition != permenant_object) | |
1053 | device_error(me, "property %s not found or of wrong type", property); | |
1054 | ASSERT(entry->init_array != NULL); | |
1055 | /* the full path */ | |
1056 | ihandle->full_path = entry->init_array; | |
1057 | } | |
1058 | ||
1059 | ||
1060 | ||
1061 | INLINE_DEVICE\ | |
1062 | (void) | |
1063 | device_set_ihandle_property(device *me, | |
1064 | const char *property, | |
1065 | device_instance *ihandle) | |
1066 | { | |
1067 | unsigned_cell cells; | |
1068 | cells = H2BE_cell(device_instance_to_external(ihandle)); | |
1069 | device_set_property(me, property, ihandle_property, | |
1070 | &cells, sizeof(cells)); | |
1071 | ||
1072 | } | |
1073 | ||
1074 | INLINE_DEVICE\ | |
1075 | (device_instance *) | |
1076 | device_find_ihandle_property(device *me, | |
1077 | const char *property) | |
1078 | { | |
1079 | const device_property *node; | |
1080 | unsigned_cell ihandle; | |
1081 | device_instance *instance; | |
1082 | ||
1083 | node = device_find_property(me, property); | |
1084 | if (node == NULL || node->type != ihandle_property) | |
1085 | device_error(me, "property %s not found or of wrong type", property); | |
1086 | if (node->array == NULL) | |
1087 | device_error(me, "runtime property %s not yet initialized", property); | |
1088 | ||
1089 | ASSERT(sizeof(ihandle) == node->sizeof_array); | |
1090 | memcpy(&ihandle, node->array, sizeof(ihandle)); | |
1091 | instance = external_to_device_instance(me, BE2H_cell(ihandle)); | |
1092 | ASSERT(instance != NULL); | |
1093 | return instance; | |
1094 | } | |
1095 | ||
1096 | ||
1097 | INLINE_DEVICE\ | |
1098 | (void) | |
1099 | device_add_integer_property(device *me, | |
1100 | const char *property, | |
1101 | signed_cell integer) | |
1102 | { | |
1103 | H2BE(integer); | |
1104 | device_add_property(me, property, integer_property, | |
1105 | &integer, sizeof(integer), | |
1106 | &integer, sizeof(integer), | |
1107 | NULL, permenant_object); | |
1108 | } | |
1109 | ||
1110 | INLINE_DEVICE\ | |
1111 | (signed_cell) | |
1112 | device_find_integer_property(device *me, | |
1113 | const char *property) | |
1114 | { | |
1115 | const device_property *node; | |
1116 | signed_cell integer; | |
1117 | TRACE(trace_devices, | |
1118 | ("device_find_integer(me=0x%lx, property=%s)\n", | |
1119 | (long)me, property)); | |
1120 | node = device_find_property(me, property); | |
1121 | if (node == (device_property*)0 | |
1122 | || node->type != integer_property) | |
1123 | device_error(me, "property %s not found or of wrong type", property); | |
1124 | ASSERT(sizeof(integer) == node->sizeof_array); | |
1125 | memcpy(&integer, node->array, sizeof(integer)); | |
1126 | return BE2H_cell(integer); | |
1127 | } | |
1128 | ||
1129 | INLINE_DEVICE\ | |
1130 | (int) | |
1131 | device_find_integer_array_property(device *me, | |
1132 | const char *property, | |
1133 | unsigned index, | |
1134 | signed_cell *integer) | |
1135 | { | |
1136 | const device_property *node; | |
1137 | int sizeof_integer = sizeof(*integer); | |
1138 | signed_cell *cell; | |
1139 | TRACE(trace_devices, | |
1140 | ("device_find_integer(me=0x%lx, property=%s)\n", | |
1141 | (long)me, property)); | |
1142 | ||
1143 | /* check things sane */ | |
1144 | node = device_find_property(me, property); | |
1145 | if (node == (device_property*)0 | |
1146 | || (node->type != integer_property | |
1147 | && node->type != array_property)) | |
1148 | device_error(me, "property %s not found or of wrong type", property); | |
1149 | if ((node->sizeof_array % sizeof_integer) != 0) | |
1150 | device_error(me, "property %s contains an incomplete number of cells", property); | |
1151 | if (node->sizeof_array <= sizeof_integer * index) | |
1152 | return 0; | |
1153 | ||
1154 | /* Find and convert the value */ | |
1155 | cell = ((signed_cell*)node->array) + index; | |
1156 | *integer = BE2H_cell(*cell); | |
1157 | ||
1158 | return node->sizeof_array / sizeof_integer; | |
1159 | } | |
1160 | ||
1161 | ||
1162 | STATIC_INLINE_DEVICE\ | |
1163 | (unsigned_cell *) | |
1164 | unit_address_to_cells(const device_unit *unit, | |
1165 | unsigned_cell *cell, | |
1166 | int nr_cells) | |
1167 | { | |
1168 | int i; | |
1169 | ASSERT(nr_cells == unit->nr_cells); | |
1170 | for (i = 0; i < unit->nr_cells; i++) { | |
1171 | *cell = H2BE_cell(unit->cells[i]); | |
1172 | cell += 1; | |
1173 | } | |
1174 | return cell; | |
1175 | } | |
1176 | ||
1177 | ||
1178 | STATIC_INLINE_DEVICE\ | |
1179 | (const unsigned_cell *) | |
1180 | cells_to_unit_address(const unsigned_cell *cell, | |
1181 | device_unit *unit, | |
1182 | int nr_cells) | |
1183 | { | |
1184 | int i; | |
1185 | memset(unit, 0, sizeof(*unit)); | |
1186 | unit->nr_cells = nr_cells; | |
1187 | for (i = 0; i < unit->nr_cells; i++) { | |
1188 | unit->cells[i] = BE2H_cell(*cell); | |
1189 | cell += 1; | |
1190 | } | |
1191 | return cell; | |
1192 | } | |
1193 | ||
1194 | ||
1195 | STATIC_INLINE_DEVICE\ | |
1196 | (unsigned) | |
1197 | nr_range_property_cells(device *me, | |
1198 | int nr_ranges) | |
1199 | { | |
1200 | return ((device_nr_address_cells(me) | |
1201 | + device_nr_address_cells(device_parent(me)) | |
1202 | + device_nr_size_cells(me)) | |
1203 | ) * nr_ranges; | |
1204 | } | |
1205 | ||
1206 | INLINE_DEVICE\ | |
1207 | (void) | |
1208 | device_add_range_array_property(device *me, | |
1209 | const char *property, | |
1210 | const range_property_spec *ranges, | |
1211 | unsigned nr_ranges) | |
1212 | { | |
1213 | unsigned sizeof_cells = (nr_range_property_cells(me, nr_ranges) | |
1214 | * sizeof(unsigned_cell)); | |
1215 | unsigned_cell *cells = zalloc(sizeof_cells); | |
1216 | unsigned_cell *cell; | |
1217 | int i; | |
1218 | ||
1219 | /* copy the property elements over */ | |
1220 | cell = cells; | |
1221 | for (i = 0; i < nr_ranges; i++) { | |
1222 | const range_property_spec *range = &ranges[i]; | |
1223 | /* copy the child address */ | |
1224 | cell = unit_address_to_cells(&range->child_address, cell, | |
1225 | device_nr_address_cells(me)); | |
1226 | /* copy the parent address */ | |
1227 | cell = unit_address_to_cells(&range->parent_address, cell, | |
1228 | device_nr_address_cells(device_parent(me))); | |
1229 | /* copy the size */ | |
1230 | cell = unit_address_to_cells(&range->size, cell, | |
1231 | device_nr_size_cells(me)); | |
1232 | } | |
1233 | ASSERT(cell == &cells[nr_range_property_cells(me, nr_ranges)]); | |
1234 | ||
1235 | /* add it */ | |
1236 | device_add_property(me, property, range_array_property, | |
1237 | cells, sizeof_cells, | |
1238 | cells, sizeof_cells, | |
1239 | NULL, permenant_object); | |
1240 | ||
d79fe0d6 | 1241 | free(cells); |
c906108c SS |
1242 | } |
1243 | ||
1244 | INLINE_DEVICE\ | |
1245 | (int) | |
1246 | device_find_range_array_property(device *me, | |
1247 | const char *property, | |
1248 | unsigned index, | |
1249 | range_property_spec *range) | |
1250 | { | |
1251 | const device_property *node; | |
1252 | unsigned sizeof_entry = (nr_range_property_cells(me, 1) | |
1253 | * sizeof(unsigned_cell)); | |
1254 | const unsigned_cell *cells; | |
1255 | ||
1256 | /* locate the property */ | |
1257 | node = device_find_property(me, property); | |
1258 | if (node == (device_property*)0 | |
1259 | || node->type != range_array_property) | |
1260 | device_error(me, "property %s not found or of wrong type", property); | |
1261 | ||
1262 | /* aligned ? */ | |
1263 | if ((node->sizeof_array % sizeof_entry) != 0) | |
1264 | device_error(me, "property %s contains an incomplete number of entries", | |
1265 | property); | |
1266 | ||
1267 | /* within bounds? */ | |
1268 | if (node->sizeof_array < sizeof_entry * (index + 1)) | |
1269 | return 0; | |
1270 | ||
1271 | /* find the range of interest */ | |
1272 | cells = (unsigned_cell*)((char*)node->array + sizeof_entry * index); | |
1273 | ||
1274 | /* copy the child address out - converting as we go */ | |
1275 | cells = cells_to_unit_address(cells, &range->child_address, | |
1276 | device_nr_address_cells(me)); | |
1277 | ||
1278 | /* copy the parent address out - converting as we go */ | |
1279 | cells = cells_to_unit_address(cells, &range->parent_address, | |
1280 | device_nr_address_cells(device_parent(me))); | |
1281 | ||
1282 | /* copy the size - converting as we go */ | |
1283 | cells = cells_to_unit_address(cells, &range->size, | |
1284 | device_nr_size_cells(me)); | |
1285 | ||
1286 | return node->sizeof_array / sizeof_entry; | |
1287 | } | |
1288 | ||
1289 | ||
1290 | STATIC_INLINE_DEVICE\ | |
1291 | (unsigned) | |
1292 | nr_reg_property_cells(device *me, | |
1293 | int nr_regs) | |
1294 | { | |
1295 | return (device_nr_address_cells(device_parent(me)) | |
1296 | + device_nr_size_cells(device_parent(me)) | |
1297 | ) * nr_regs; | |
1298 | } | |
1299 | ||
1300 | INLINE_DEVICE\ | |
1301 | (void) | |
1302 | device_add_reg_array_property(device *me, | |
1303 | const char *property, | |
1304 | const reg_property_spec *regs, | |
1305 | unsigned nr_regs) | |
1306 | { | |
1307 | unsigned sizeof_cells = (nr_reg_property_cells(me, nr_regs) | |
1308 | * sizeof(unsigned_cell)); | |
1309 | unsigned_cell *cells = zalloc(sizeof_cells); | |
1310 | unsigned_cell *cell; | |
1311 | int i; | |
1312 | ||
1313 | /* copy the property elements over */ | |
1314 | cell = cells; | |
1315 | for (i = 0; i < nr_regs; i++) { | |
1316 | const reg_property_spec *reg = ®s[i]; | |
1317 | /* copy the address */ | |
1318 | cell = unit_address_to_cells(®->address, cell, | |
1319 | device_nr_address_cells(device_parent(me))); | |
1320 | /* copy the size */ | |
1321 | cell = unit_address_to_cells(®->size, cell, | |
1322 | device_nr_size_cells(device_parent(me))); | |
1323 | } | |
1324 | ASSERT(cell == &cells[nr_reg_property_cells(me, nr_regs)]); | |
1325 | ||
1326 | /* add it */ | |
1327 | device_add_property(me, property, reg_array_property, | |
1328 | cells, sizeof_cells, | |
1329 | cells, sizeof_cells, | |
1330 | NULL, permenant_object); | |
1331 | ||
d79fe0d6 | 1332 | free(cells); |
c906108c SS |
1333 | } |
1334 | ||
1335 | INLINE_DEVICE\ | |
1336 | (int) | |
1337 | device_find_reg_array_property(device *me, | |
1338 | const char *property, | |
1339 | unsigned index, | |
1340 | reg_property_spec *reg) | |
1341 | { | |
1342 | const device_property *node; | |
1343 | unsigned sizeof_entry = (nr_reg_property_cells(me, 1) | |
1344 | * sizeof(unsigned_cell)); | |
1345 | const unsigned_cell *cells; | |
1346 | ||
1347 | /* locate the property */ | |
1348 | node = device_find_property(me, property); | |
1349 | if (node == (device_property*)0 | |
1350 | || node->type != reg_array_property) | |
1351 | device_error(me, "property %s not found or of wrong type", property); | |
1352 | ||
1353 | /* aligned ? */ | |
1354 | if ((node->sizeof_array % sizeof_entry) != 0) | |
1355 | device_error(me, "property %s contains an incomplete number of entries", | |
1356 | property); | |
1357 | ||
1358 | /* within bounds? */ | |
1359 | if (node->sizeof_array < sizeof_entry * (index + 1)) | |
1360 | return 0; | |
1361 | ||
1362 | /* find the range of interest */ | |
1363 | cells = (unsigned_cell*)((char*)node->array + sizeof_entry * index); | |
1364 | ||
1365 | /* copy the address out - converting as we go */ | |
1366 | cells = cells_to_unit_address(cells, ®->address, | |
1367 | device_nr_address_cells(device_parent(me))); | |
1368 | ||
1369 | /* copy the size out - converting as we go */ | |
1370 | cells = cells_to_unit_address(cells, ®->size, | |
1371 | device_nr_size_cells(device_parent(me))); | |
1372 | ||
1373 | return node->sizeof_array / sizeof_entry; | |
1374 | } | |
1375 | ||
1376 | ||
1377 | INLINE_DEVICE\ | |
1378 | (void) | |
1379 | device_add_string_property(device *me, | |
1380 | const char *property, | |
1381 | const char *string) | |
1382 | { | |
1383 | device_add_property(me, property, string_property, | |
1384 | string, strlen(string) + 1, | |
1385 | string, strlen(string) + 1, | |
1386 | NULL, permenant_object); | |
1387 | } | |
1388 | ||
1389 | INLINE_DEVICE\ | |
1390 | (const char *) | |
1391 | device_find_string_property(device *me, | |
1392 | const char *property) | |
1393 | { | |
1394 | const device_property *node; | |
1395 | const char *string; | |
1396 | node = device_find_property(me, property); | |
1397 | if (node == (device_property*)0 | |
1398 | || node->type != string_property) | |
1399 | device_error(me, "property %s not found or of wrong type", property); | |
1400 | string = node->array; | |
1401 | ASSERT(strlen(string) + 1 == node->sizeof_array); | |
1402 | return string; | |
1403 | } | |
1404 | ||
1405 | INLINE_DEVICE\ | |
1406 | (void) | |
1407 | device_add_string_array_property(device *me, | |
1408 | const char *property, | |
1409 | const string_property_spec *strings, | |
1410 | unsigned nr_strings) | |
1411 | { | |
1412 | int sizeof_array; | |
1413 | int string_nr; | |
1414 | char *array; | |
1415 | char *chp; | |
1416 | if (nr_strings == 0) | |
1417 | device_error(me, "property %s must be non-null", property); | |
1418 | /* total up the size of the needed array */ | |
1419 | for (sizeof_array = 0, string_nr = 0; | |
1420 | string_nr < nr_strings; | |
1421 | string_nr ++) { | |
1422 | sizeof_array += strlen(strings[string_nr]) + 1; | |
1423 | } | |
1424 | /* create the array */ | |
1425 | array = (char*)zalloc(sizeof_array); | |
1426 | chp = array; | |
1427 | for (string_nr = 0; | |
1428 | string_nr < nr_strings; | |
1429 | string_nr++) { | |
1430 | strcpy(chp, strings[string_nr]); | |
1431 | chp += strlen(chp) + 1; | |
1432 | } | |
1433 | ASSERT(chp == array + sizeof_array); | |
1434 | /* now enter it */ | |
1435 | device_add_property(me, property, string_array_property, | |
1436 | array, sizeof_array, | |
1437 | array, sizeof_array, | |
1438 | NULL, permenant_object); | |
1439 | } | |
1440 | ||
1441 | INLINE_DEVICE\ | |
1442 | (int) | |
1443 | device_find_string_array_property(device *me, | |
1444 | const char *property, | |
1445 | unsigned index, | |
1446 | string_property_spec *string) | |
1447 | { | |
1448 | const device_property *node; | |
1449 | node = device_find_property(me, property); | |
1450 | if (node == (device_property*)0) | |
1451 | device_error(me, "property %s not found", property); | |
1452 | switch (node->type) { | |
1453 | default: | |
1454 | device_error(me, "property %s of wrong type", property); | |
1455 | break; | |
1456 | case string_property: | |
1457 | if (index == 0) { | |
1458 | *string = node->array; | |
1459 | ASSERT(strlen(*string) + 1 == node->sizeof_array); | |
1460 | return 1; | |
1461 | } | |
1462 | break; | |
1463 | case array_property: | |
1464 | if (node->sizeof_array == 0 | |
1465 | || ((char*)node->array)[node->sizeof_array - 1] != '\0') | |
1466 | device_error(me, "property %s invalid for string array", property); | |
1467 | /* FALL THROUGH */ | |
1468 | case string_array_property: | |
1469 | ASSERT(node->sizeof_array > 0); | |
1470 | ASSERT(((char*)node->array)[node->sizeof_array - 1] == '\0'); | |
1471 | { | |
1472 | const char *chp = node->array; | |
1473 | int nr_entries = 0; | |
1474 | /* count the number of strings, keeping an eye out for the one | |
1475 | we're looking for */ | |
1476 | *string = chp; | |
1477 | do { | |
1478 | if (*chp == '\0') { | |
1479 | /* next string */ | |
1480 | nr_entries++; | |
1481 | chp++; | |
1482 | if (nr_entries == index) | |
1483 | *string = chp; | |
1484 | } | |
1485 | else { | |
1486 | chp++; | |
1487 | } | |
1488 | } while (chp < (char*)node->array + node->sizeof_array); | |
1489 | if (index < nr_entries) | |
1490 | return nr_entries; | |
1491 | else { | |
1492 | *string = NULL; | |
1493 | return 0; | |
1494 | } | |
1495 | } | |
1496 | break; | |
1497 | } | |
1498 | return 0; | |
1499 | } | |
1500 | ||
1501 | INLINE_DEVICE\ | |
1502 | (void) | |
1503 | device_add_duplicate_property(device *me, | |
1504 | const char *property, | |
1505 | const device_property *original) | |
1506 | { | |
1507 | device_property_entry *master; | |
1508 | TRACE(trace_devices, | |
1509 | ("device_add_duplicate_property(me=0x%lx, property=%s, ...)\n", | |
1510 | (long)me, property)); | |
1511 | if (original->disposition != permenant_object) | |
1512 | device_error(me, "Can only duplicate permenant objects"); | |
1513 | /* find the original's master */ | |
1514 | master = original->owner->properties; | |
1515 | while (master->value != original) { | |
1516 | master = master->next; | |
1517 | ASSERT(master != NULL); | |
1518 | } | |
1519 | /* now duplicate it */ | |
1520 | device_add_property(me, property, | |
1521 | original->type, | |
1522 | master->init_array, master->sizeof_init_array, | |
1523 | original->array, original->sizeof_array, | |
1524 | original, permenant_object); | |
1525 | } | |
1526 | ||
1527 | ||
1528 | \f | |
1529 | /* Device Hardware: */ | |
1530 | ||
1531 | INLINE_DEVICE\ | |
1532 | (unsigned) | |
1533 | device_io_read_buffer(device *me, | |
1534 | void *dest, | |
1535 | int space, | |
1536 | unsigned_word addr, | |
1537 | unsigned nr_bytes, | |
1538 | cpu *processor, | |
1539 | unsigned_word cia) | |
1540 | { | |
1541 | if (me->callback->io.read_buffer == NULL) | |
1542 | device_error(me, "no io.read_buffer method"); | |
1543 | return me->callback->io.read_buffer(me, dest, space, | |
1544 | addr, nr_bytes, | |
1545 | processor, cia); | |
1546 | } | |
1547 | ||
1548 | INLINE_DEVICE\ | |
1549 | (unsigned) | |
1550 | device_io_write_buffer(device *me, | |
1551 | const void *source, | |
1552 | int space, | |
1553 | unsigned_word addr, | |
1554 | unsigned nr_bytes, | |
1555 | cpu *processor, | |
1556 | unsigned_word cia) | |
1557 | { | |
1558 | if (me->callback->io.write_buffer == NULL) | |
1559 | device_error(me, "no io.write_buffer method"); | |
1560 | return me->callback->io.write_buffer(me, source, space, | |
1561 | addr, nr_bytes, | |
1562 | processor, cia); | |
1563 | } | |
1564 | ||
1565 | INLINE_DEVICE\ | |
1566 | (unsigned) | |
1567 | device_dma_read_buffer(device *me, | |
1568 | void *dest, | |
1569 | int space, | |
1570 | unsigned_word addr, | |
1571 | unsigned nr_bytes) | |
1572 | { | |
1573 | if (me->callback->dma.read_buffer == NULL) | |
1574 | device_error(me, "no dma.read_buffer method"); | |
1575 | return me->callback->dma.read_buffer(me, dest, space, | |
1576 | addr, nr_bytes); | |
1577 | } | |
1578 | ||
1579 | INLINE_DEVICE\ | |
1580 | (unsigned) | |
1581 | device_dma_write_buffer(device *me, | |
1582 | const void *source, | |
1583 | int space, | |
1584 | unsigned_word addr, | |
1585 | unsigned nr_bytes, | |
1586 | int violate_read_only_section) | |
1587 | { | |
1588 | if (me->callback->dma.write_buffer == NULL) | |
1589 | device_error(me, "no dma.write_buffer method"); | |
1590 | return me->callback->dma.write_buffer(me, source, space, | |
1591 | addr, nr_bytes, | |
1592 | violate_read_only_section); | |
1593 | } | |
1594 | ||
1595 | INLINE_DEVICE\ | |
1596 | (void) | |
1597 | device_attach_address(device *me, | |
1598 | attach_type attach, | |
1599 | int space, | |
1600 | unsigned_word addr, | |
1601 | unsigned nr_bytes, | |
1602 | access_type access, | |
1603 | device *client) /*callback/default*/ | |
1604 | { | |
1605 | if (me->callback->address.attach == NULL) | |
1606 | device_error(me, "no address.attach method"); | |
1607 | me->callback->address.attach(me, attach, space, | |
1608 | addr, nr_bytes, access, client); | |
1609 | } | |
1610 | ||
1611 | INLINE_DEVICE\ | |
1612 | (void) | |
1613 | device_detach_address(device *me, | |
1614 | attach_type attach, | |
1615 | int space, | |
1616 | unsigned_word addr, | |
1617 | unsigned nr_bytes, | |
1618 | access_type access, | |
1619 | device *client) /*callback/default*/ | |
1620 | { | |
1621 | if (me->callback->address.detach == NULL) | |
1622 | device_error(me, "no address.detach method"); | |
1623 | me->callback->address.detach(me, attach, space, | |
1624 | addr, nr_bytes, access, client); | |
1625 | } | |
1626 | ||
1627 | ||
1628 | \f | |
1629 | /* Interrupts: */ | |
1630 | ||
1631 | INLINE_DEVICE(void) | |
1632 | device_interrupt_event(device *me, | |
1633 | int my_port, | |
1634 | int level, | |
1635 | cpu *processor, | |
1636 | unsigned_word cia) | |
1637 | { | |
1638 | int found_an_edge = 0; | |
1639 | device_interrupt_edge *edge; | |
1640 | /* device's interrupt lines directly connected */ | |
1641 | for (edge = me->interrupt_destinations; | |
1642 | edge != NULL; | |
1643 | edge = edge->next) { | |
1644 | if (edge->my_port == my_port) { | |
1645 | if (edge->dest->callback->interrupt.event == NULL) | |
1646 | device_error(me, "no interrupt method"); | |
1647 | edge->dest->callback->interrupt.event(edge->dest, | |
1648 | edge->dest_port, | |
1649 | me, | |
1650 | my_port, | |
1651 | level, | |
1652 | processor, cia); | |
1653 | found_an_edge = 1; | |
1654 | } | |
1655 | } | |
1656 | if (!found_an_edge) { | |
1657 | device_error(me, "No interrupt edge for port %d", my_port); | |
1658 | } | |
1659 | } | |
1660 | ||
1661 | INLINE_DEVICE\ | |
1662 | (void) | |
1663 | device_interrupt_attach(device *me, | |
1664 | int my_port, | |
1665 | device *dest, | |
1666 | int dest_port, | |
1667 | object_disposition disposition) | |
1668 | { | |
1669 | attach_device_interrupt_edge(&me->interrupt_destinations, | |
1670 | my_port, | |
1671 | dest, | |
1672 | dest_port, | |
1673 | disposition); | |
1674 | } | |
1675 | ||
1676 | INLINE_DEVICE\ | |
1677 | (void) | |
1678 | device_interrupt_detach(device *me, | |
1679 | int my_port, | |
1680 | device *dest, | |
1681 | int dest_port) | |
1682 | { | |
1683 | detach_device_interrupt_edge(me, | |
1684 | &me->interrupt_destinations, | |
1685 | my_port, | |
1686 | dest, | |
1687 | dest_port); | |
1688 | } | |
1689 | ||
1690 | INLINE_DEVICE\ | |
1691 | (void) | |
1692 | device_interrupt_traverse(device *me, | |
1693 | device_interrupt_traverse_function *handler, | |
1694 | void *data) | |
1695 | { | |
1696 | device_interrupt_edge *interrupt_edge; | |
1697 | for (interrupt_edge = me->interrupt_destinations; | |
1698 | interrupt_edge != NULL; | |
1699 | interrupt_edge = interrupt_edge->next) { | |
1700 | handler(me, interrupt_edge->my_port, | |
1701 | interrupt_edge->dest, interrupt_edge->dest_port, | |
1702 | data); | |
1703 | } | |
1704 | } | |
1705 | ||
1706 | INLINE_DEVICE\ | |
1707 | (int) | |
1708 | device_interrupt_decode(device *me, | |
1709 | const char *port_name, | |
1710 | port_direction direction) | |
1711 | { | |
1712 | if (port_name == NULL || port_name[0] == '\0') | |
1713 | return 0; | |
1714 | if (isdigit(port_name[0])) { | |
1715 | return strtoul(port_name, NULL, 0); | |
1716 | } | |
1717 | else { | |
1718 | const device_interrupt_port_descriptor *ports = | |
1719 | me->callback->interrupt.ports; | |
1720 | if (ports != NULL) { | |
1721 | while (ports->name != NULL) { | |
1722 | if (ports->direction == bidirect_port | |
1723 | || ports->direction == direction) { | |
1724 | if (ports->nr_ports > 0) { | |
1725 | int len = strlen(ports->name); | |
1726 | if (strncmp(port_name, ports->name, len) == 0) { | |
1727 | if (port_name[len] == '\0') | |
1728 | return ports->number; | |
1729 | else if(isdigit(port_name[len])) { | |
1730 | int port = ports->number + strtoul(&port_name[len], NULL, 0); | |
1731 | if (port >= ports->number + ports->nr_ports) | |
1732 | device_error(me, "Interrupt port %s out of range", | |
1733 | port_name); | |
1734 | return port; | |
1735 | } | |
1736 | } | |
1737 | } | |
1738 | else if (strcmp(port_name, ports->name) == 0) | |
1739 | return ports->number; | |
1740 | } | |
1741 | ports++; | |
1742 | } | |
1743 | } | |
1744 | } | |
1745 | device_error(me, "Unreconized interrupt port %s", port_name); | |
1746 | return 0; | |
1747 | } | |
1748 | ||
1749 | INLINE_DEVICE\ | |
1750 | (int) | |
1751 | device_interrupt_encode(device *me, | |
1752 | int port_number, | |
1753 | char *buf, | |
1754 | int sizeof_buf, | |
1755 | port_direction direction) | |
1756 | { | |
1757 | const device_interrupt_port_descriptor *ports = NULL; | |
1758 | ports = me->callback->interrupt.ports; | |
1759 | if (ports != NULL) { | |
1760 | while (ports->name != NULL) { | |
1761 | if (ports->direction == bidirect_port | |
1762 | || ports->direction == direction) { | |
1763 | if (ports->nr_ports > 0) { | |
1764 | if (port_number >= ports->number | |
1765 | && port_number < ports->number + ports->nr_ports) { | |
1766 | strcpy(buf, ports->name); | |
1767 | sprintf(buf + strlen(buf), "%d", port_number - ports->number); | |
1768 | if (strlen(buf) >= sizeof_buf) | |
1769 | error("device_interrupt_encode: buffer overflow"); | |
1770 | return strlen(buf); | |
1771 | } | |
1772 | } | |
1773 | else { | |
1774 | if (ports->number == port_number) { | |
1775 | if (strlen(ports->name) >= sizeof_buf) | |
1776 | error("device_interrupt_encode: buffer overflow"); | |
1777 | strcpy(buf, ports->name); | |
1778 | return strlen(buf); | |
1779 | } | |
1780 | } | |
1781 | } | |
1782 | ports++; | |
1783 | } | |
1784 | } | |
1785 | sprintf(buf, "%d", port_number); | |
1786 | if (strlen(buf) >= sizeof_buf) | |
1787 | error("device_interrupt_encode: buffer overflow"); | |
1788 | return strlen(buf); | |
1789 | } | |
1790 | ||
1791 | ||
1792 | \f | |
1793 | /* IOCTL: */ | |
1794 | ||
1795 | EXTERN_DEVICE\ | |
1796 | (int) | |
1797 | device_ioctl(device *me, | |
1798 | cpu *processor, | |
1799 | unsigned_word cia, | |
1800 | device_ioctl_request request, | |
1801 | ...) | |
1802 | { | |
1803 | int status; | |
1804 | va_list ap; | |
1805 | va_start(ap, request); | |
1806 | if (me->callback->ioctl == NULL) | |
1807 | device_error(me, "no ioctl method"); | |
1808 | status = me->callback->ioctl(me, processor, cia, request, ap); | |
1809 | va_end(ap); | |
1810 | return status; | |
1811 | } | |
1812 | ||
1813 | ||
1814 | \f | |
1815 | /* I/O */ | |
1816 | ||
1817 | EXTERN_DEVICE\ | |
ceac4ecf | 1818 | (void) |
c906108c SS |
1819 | device_error(device *me, |
1820 | const char *fmt, | |
1821 | ...) | |
1822 | { | |
1823 | char message[1024]; | |
1824 | va_list ap; | |
1825 | /* format the message */ | |
1826 | va_start(ap, fmt); | |
1827 | vsprintf(message, fmt, ap); | |
1828 | va_end(ap); | |
1829 | /* sanity check */ | |
1830 | if (strlen(message) >= sizeof(message)) | |
1831 | error("device_error: buffer overflow"); | |
1832 | if (me == NULL) | |
1833 | error("device: %s", message); | |
1834 | else if (me->path != NULL && me->path[0] != '\0') | |
1835 | error("%s: %s", me->path, message); | |
1836 | else if (me->name != NULL && me->name[0] != '\0') | |
1837 | error("%s: %s", me->name, message); | |
1838 | else | |
1839 | error("device: %s", message); | |
1840 | while(1); | |
1841 | } | |
1842 | ||
1843 | INLINE_DEVICE\ | |
1844 | (int) | |
1845 | device_trace(device *me) | |
1846 | { | |
1847 | return me->trace; | |
1848 | } | |
1849 | ||
1850 | \f | |
1851 | /* External representation */ | |
1852 | ||
1853 | INLINE_DEVICE\ | |
1854 | (device *) | |
1855 | external_to_device(device *tree_member, | |
1856 | unsigned_cell phandle) | |
1857 | { | |
1858 | device *me = cap_internal(tree_member->phandles, phandle); | |
1859 | return me; | |
1860 | } | |
1861 | ||
1862 | INLINE_DEVICE\ | |
1863 | (unsigned_cell) | |
1864 | device_to_external(device *me) | |
1865 | { | |
1866 | unsigned_cell phandle = cap_external(me->phandles, me); | |
1867 | return phandle; | |
1868 | } | |
1869 | ||
1870 | INLINE_DEVICE\ | |
1871 | (device_instance *) | |
1872 | external_to_device_instance(device *tree_member, | |
1873 | unsigned_cell ihandle) | |
1874 | { | |
1875 | device_instance *instance = cap_internal(tree_member->ihandles, ihandle); | |
1876 | return instance; | |
1877 | } | |
1878 | ||
1879 | INLINE_DEVICE\ | |
1880 | (unsigned_cell) | |
1881 | device_instance_to_external(device_instance *instance) | |
1882 | { | |
1883 | unsigned_cell ihandle = cap_external(instance->owner->ihandles, instance); | |
1884 | return ihandle; | |
1885 | } | |
1886 | ||
1887 | ||
1888 | /* Map onto the event functions */ | |
1889 | ||
1890 | INLINE_DEVICE\ | |
1891 | (event_entry_tag) | |
1892 | device_event_queue_schedule(device *me, | |
1893 | signed64 delta_time, | |
1894 | device_event_handler *handler, | |
1895 | void *data) | |
1896 | { | |
1897 | return event_queue_schedule(psim_event_queue(me->system), | |
1898 | delta_time, | |
1899 | handler, | |
1900 | data); | |
1901 | } | |
1902 | ||
1903 | INLINE_DEVICE\ | |
1904 | (void) | |
1905 | device_event_queue_deschedule(device *me, | |
1906 | event_entry_tag event_to_remove) | |
1907 | { | |
1908 | event_queue_deschedule(psim_event_queue(me->system), | |
1909 | event_to_remove); | |
1910 | } | |
1911 | ||
1912 | INLINE_DEVICE\ | |
1913 | (signed64) | |
1914 | device_event_queue_time(device *me) | |
1915 | { | |
1916 | return event_queue_time(psim_event_queue(me->system)); | |
1917 | } | |
1918 | ||
1919 | ||
1920 | /* Initialization: */ | |
1921 | ||
1922 | ||
1923 | INLINE_DEVICE\ | |
1924 | (void) | |
1925 | device_clean(device *me, | |
1926 | void *data) | |
1927 | { | |
1928 | psim *system; | |
1929 | system = (psim*)data; | |
1930 | TRACE(trace_device_init, ("device_clean - initializing %s", me->path)); | |
1931 | clean_device_interrupt_edges(&me->interrupt_destinations); | |
1932 | clean_device_instances(me); | |
1933 | clean_device_properties(me); | |
1934 | } | |
1935 | ||
1936 | /* Device initialization: */ | |
1937 | ||
1938 | INLINE_DEVICE\ | |
1939 | (void) | |
1940 | device_init_address(device *me, | |
1941 | void *data) | |
1942 | { | |
1943 | psim *system = (psim*)data; | |
1944 | int nr_address_cells; | |
1945 | int nr_size_cells; | |
1946 | TRACE(trace_device_init, ("device_init_address - initializing %s", me->path)); | |
1947 | ||
1948 | /* ensure the cap database is valid */ | |
1949 | if (me->parent == NULL) { | |
1950 | cap_init(me->ihandles); | |
1951 | cap_init(me->phandles); | |
1952 | } | |
1953 | ||
1954 | /* some basics */ | |
1955 | me->system = system; /* misc things not known until now */ | |
1956 | me->trace = (device_find_property(me, "trace") | |
1957 | ? device_find_integer_property(me, "trace") | |
1958 | : 0); | |
1959 | ||
1960 | /* Ensure that the first address found in the reg property matches | |
1961 | anything that was specified as part of the devices name */ | |
1962 | if (device_find_property(me, "reg") != NULL) { | |
1963 | reg_property_spec unit; | |
1964 | device_find_reg_array_property(me, "reg", 0, &unit); | |
1965 | if (memcmp(device_unit_address(me), &unit.address, sizeof(unit.address)) | |
1966 | != 0) | |
1967 | device_error(me, "Unit address as specified by the reg property in conflict with the value previously specified in the devices path"); | |
1968 | } | |
1969 | ||
1970 | /* ensure that the devices #address/size-cells is consistent */ | |
1971 | nr_address_cells = device_nr_address_cells(me); | |
1972 | if (device_find_property(me, "#address-cells") != NULL | |
1973 | && (nr_address_cells | |
1974 | != device_find_integer_property(me, "#address-cells"))) | |
1975 | device_error(me, "#address-cells property used before defined"); | |
1976 | nr_size_cells = device_nr_size_cells(me); | |
1977 | if (device_find_property(me, "#size-cells") != NULL | |
1978 | && (nr_size_cells | |
1979 | != device_find_integer_property(me, "#size-cells"))) | |
1980 | device_error(me, "#size-cells property used before defined"); | |
1981 | ||
1982 | /* now init it */ | |
1983 | if (me->callback->init.address != NULL) | |
1984 | me->callback->init.address(me); | |
1985 | } | |
1986 | ||
1987 | INLINE_DEVICE\ | |
1988 | (void) | |
1989 | device_init_data(device *me, | |
1990 | void *data) | |
1991 | { | |
1992 | TRACE(trace_device_init, ("device_init_data - initializing %s", me->path)); | |
1993 | if (me->callback->init.data != NULL) | |
1994 | me->callback->init.data(me); | |
1995 | } | |
1996 | ||
1997 | #endif /* _DEVICE_C_ */ |