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Committer: Michael Beasley <mike@snafu.setup>
[mikesnafu-overlay.git] / arch / powerpc / platforms / ps3 / repository.c
blob22063adeb38be567e844482877251f89cf0d4fe6
1 /*
2 * PS3 repository routines.
3 *
4 * Copyright (C) 2006 Sony Computer Entertainment Inc.
5 * Copyright 2006 Sony Corp.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #include <asm/lv1call.h>
22
23 #include "platform.h"
24
25 enum ps3_vendor_id {
26 PS3_VENDOR_ID_NONE = 0,
27 PS3_VENDOR_ID_SONY = 0x8000000000000000UL,
28 };
29
30 enum ps3_lpar_id {
31 PS3_LPAR_ID_CURRENT = 0,
32 PS3_LPAR_ID_PME = 1,
33 };
34
35 #define dump_field(_a, _b) _dump_field(_a, _b, __func__, __LINE__)
36 static void _dump_field(const char *hdr, u64 n, const char *func, int line)
37 {
38 #if defined(DEBUG)
39 char s[16];
40 const char *const in = (const char *)&n;
41 unsigned int i;
42
43 for (i = 0; i < 8; i++)
44 s[i] = (in[i] <= 126 && in[i] >= 32) ? in[i] : '.';
45 s[i] = 0;
46
47 pr_debug("%s:%d: %s%016lx : %s\n", func, line, hdr, n, s);
48 #endif
49 }
50
51 #define dump_node_name(_a, _b, _c, _d, _e) \
52 _dump_node_name(_a, _b, _c, _d, _e, __func__, __LINE__)
53 static void _dump_node_name(unsigned int lpar_id, u64 n1, u64 n2, u64 n3,
54 u64 n4, const char *func, int line)
55 {
56 pr_debug("%s:%d: lpar: %u\n", func, line, lpar_id);
57 _dump_field("n1: ", n1, func, line);
58 _dump_field("n2: ", n2, func, line);
59 _dump_field("n3: ", n3, func, line);
60 _dump_field("n4: ", n4, func, line);
61 }
62
63 #define dump_node(_a, _b, _c, _d, _e, _f, _g) \
64 _dump_node(_a, _b, _c, _d, _e, _f, _g, __func__, __LINE__)
65 static void _dump_node(unsigned int lpar_id, u64 n1, u64 n2, u64 n3, u64 n4,
66 u64 v1, u64 v2, const char *func, int line)
67 {
68 pr_debug("%s:%d: lpar: %u\n", func, line, lpar_id);
69 _dump_field("n1: ", n1, func, line);
70 _dump_field("n2: ", n2, func, line);
71 _dump_field("n3: ", n3, func, line);
72 _dump_field("n4: ", n4, func, line);
73 pr_debug("%s:%d: v1: %016lx\n", func, line, v1);
74 pr_debug("%s:%d: v2: %016lx\n", func, line, v2);
75 }
76
77 /**
78 * make_first_field - Make the first field of a repository node name.
79 * @text: Text portion of the field.
80 * @index: Numeric index portion of the field. Use zero for 'don't care'.
81 *
82 * This routine sets the vendor id to zero (non-vendor specific).
83 * Returns field value.
84 */
85
86 static u64 make_first_field(const char *text, u64 index)
87 {
88 u64 n;
89
90 strncpy((char *)&n, text, 8);
91 return PS3_VENDOR_ID_NONE + (n >> 32) + index;
92 }
93
94 /**
95 * make_field - Make subsequent fields of a repository node name.
96 * @text: Text portion of the field. Use "" for 'don't care'.
97 * @index: Numeric index portion of the field. Use zero for 'don't care'.
98 *
99 * Returns field value.
100 */
101
102 static u64 make_field(const char *text, u64 index)
103 {
104 u64 n;
105
106 strncpy((char *)&n, text, 8);
107 return n + index;
108 }
109
110 /**
111 * read_node - Read a repository node from raw fields.
112 * @n1: First field of node name.
113 * @n2: Second field of node name. Use zero for 'don't care'.
114 * @n3: Third field of node name. Use zero for 'don't care'.
115 * @n4: Fourth field of node name. Use zero for 'don't care'.
116 * @v1: First repository value (high word).
117 * @v2: Second repository value (low word). Optional parameter, use zero
118 * for 'don't care'.
119 */
120
121 static int read_node(unsigned int lpar_id, u64 n1, u64 n2, u64 n3, u64 n4,
122 u64 *_v1, u64 *_v2)
123 {
124 int result;
125 u64 v1;
126 u64 v2;
127
128 if (lpar_id == PS3_LPAR_ID_CURRENT) {
129 u64 id;
130 lv1_get_logical_partition_id(&id);
131 lpar_id = id;
132 }
133
134 result = lv1_get_repository_node_value(lpar_id, n1, n2, n3, n4, &v1,
135 &v2);
136
137 if (result) {
138 pr_debug("%s:%d: lv1_get_repository_node_value failed: %s\n",
139 __func__, __LINE__, ps3_result(result));
140 dump_node_name(lpar_id, n1, n2, n3, n4);
141 return -ENOENT;
142 }
143
144 dump_node(lpar_id, n1, n2, n3, n4, v1, v2);
145
146 if (_v1)
147 *_v1 = v1;
148 if (_v2)
149 *_v2 = v2;
150
151 if (v1 && !_v1)
152 pr_debug("%s:%d: warning: discarding non-zero v1: %016lx\n",
153 __func__, __LINE__, v1);
154 if (v2 && !_v2)
155 pr_debug("%s:%d: warning: discarding non-zero v2: %016lx\n",
156 __func__, __LINE__, v2);
157
158 return 0;
159 }
160
161 int ps3_repository_read_bus_str(unsigned int bus_index, const char *bus_str,
162 u64 *value)
163 {
164 return read_node(PS3_LPAR_ID_PME,
165 make_first_field("bus", bus_index),
166 make_field(bus_str, 0),
167 0, 0,
168 value, NULL);
169 }
170
171 int ps3_repository_read_bus_id(unsigned int bus_index, u64 *bus_id)
172 {
173 int result;
174
175 result = read_node(PS3_LPAR_ID_PME,
176 make_first_field("bus", bus_index),
177 make_field("id", 0),
178 0, 0,
179 bus_id, NULL);
180 return result;
181 }
182
183 int ps3_repository_read_bus_type(unsigned int bus_index,
184 enum ps3_bus_type *bus_type)
185 {
186 int result;
187 u64 v1;
188
189 result = read_node(PS3_LPAR_ID_PME,
190 make_first_field("bus", bus_index),
191 make_field("type", 0),
192 0, 0,
193 &v1, NULL);
194 *bus_type = v1;
195 return result;
196 }
197
198 int ps3_repository_read_bus_num_dev(unsigned int bus_index,
199 unsigned int *num_dev)
200 {
201 int result;
202 u64 v1;
203
204 result = read_node(PS3_LPAR_ID_PME,
205 make_first_field("bus", bus_index),
206 make_field("num_dev", 0),
207 0, 0,
208 &v1, NULL);
209 *num_dev = v1;
210 return result;
211 }
212
213 int ps3_repository_read_dev_str(unsigned int bus_index,
214 unsigned int dev_index, const char *dev_str, u64 *value)
215 {
216 return read_node(PS3_LPAR_ID_PME,
217 make_first_field("bus", bus_index),
218 make_field("dev", dev_index),
219 make_field(dev_str, 0),
220 0,
221 value, NULL);
222 }
223
224 int ps3_repository_read_dev_id(unsigned int bus_index, unsigned int dev_index,
225 u64 *dev_id)
226 {
227 int result;
228
229 result = read_node(PS3_LPAR_ID_PME,
230 make_first_field("bus", bus_index),
231 make_field("dev", dev_index),
232 make_field("id", 0),
233 0,
234 dev_id, NULL);
235 return result;
236 }
237
238 int ps3_repository_read_dev_type(unsigned int bus_index,
239 unsigned int dev_index, enum ps3_dev_type *dev_type)
240 {
241 int result;
242 u64 v1;
243
244 result = read_node(PS3_LPAR_ID_PME,
245 make_first_field("bus", bus_index),
246 make_field("dev", dev_index),
247 make_field("type", 0),
248 0,
249 &v1, NULL);
250 *dev_type = v1;
251 return result;
252 }
253
254 int ps3_repository_read_dev_intr(unsigned int bus_index,
255 unsigned int dev_index, unsigned int intr_index,
256 enum ps3_interrupt_type *intr_type, unsigned int *interrupt_id)
257 {
258 int result;
259 u64 v1;
260 u64 v2;
261
262 result = read_node(PS3_LPAR_ID_PME,
263 make_first_field("bus", bus_index),
264 make_field("dev", dev_index),
265 make_field("intr", intr_index),
266 0,
267 &v1, &v2);
268 *intr_type = v1;
269 *interrupt_id = v2;
270 return result;
271 }
272
273 int ps3_repository_read_dev_reg_type(unsigned int bus_index,
274 unsigned int dev_index, unsigned int reg_index,
275 enum ps3_reg_type *reg_type)
276 {
277 int result;
278 u64 v1;
279
280 result = read_node(PS3_LPAR_ID_PME,
281 make_first_field("bus", bus_index),
282 make_field("dev", dev_index),
283 make_field("reg", reg_index),
284 make_field("type", 0),
285 &v1, NULL);
286 *reg_type = v1;
287 return result;
288 }
289
290 int ps3_repository_read_dev_reg_addr(unsigned int bus_index,
291 unsigned int dev_index, unsigned int reg_index, u64 *bus_addr, u64 *len)
292 {
293 return read_node(PS3_LPAR_ID_PME,
294 make_first_field("bus", bus_index),
295 make_field("dev", dev_index),
296 make_field("reg", reg_index),
297 make_field("data", 0),
298 bus_addr, len);
299 }
300
301 int ps3_repository_read_dev_reg(unsigned int bus_index,
302 unsigned int dev_index, unsigned int reg_index,
303 enum ps3_reg_type *reg_type, u64 *bus_addr, u64 *len)
304 {
305 int result = ps3_repository_read_dev_reg_type(bus_index, dev_index,
306 reg_index, reg_type);
307 return result ? result
308 : ps3_repository_read_dev_reg_addr(bus_index, dev_index,
309 reg_index, bus_addr, len);
310 }
311
312
313
314 int ps3_repository_find_device(struct ps3_repository_device *repo)
315 {
316 int result;
317 struct ps3_repository_device tmp = *repo;
318 unsigned int num_dev;
319
320 BUG_ON(repo->bus_index > 10);
321 BUG_ON(repo->dev_index > 10);
322
323 result = ps3_repository_read_bus_num_dev(tmp.bus_index, &num_dev);
324
325 if (result) {
326 pr_debug("%s:%d read_bus_num_dev failed\n", __func__, __LINE__);
327 return result;
328 }
329
330 pr_debug("%s:%d: bus_type %u, bus_index %u, bus_id %lu, num_dev %u\n",
331 __func__, __LINE__, tmp.bus_type, tmp.bus_index, tmp.bus_id,
332 num_dev);
333
334 if (tmp.dev_index >= num_dev) {
335 pr_debug("%s:%d: no device found\n", __func__, __LINE__);
336 return -ENODEV;
337 }
338
339 result = ps3_repository_read_dev_type(tmp.bus_index, tmp.dev_index,
340 &tmp.dev_type);
341
342 if (result) {
343 pr_debug("%s:%d read_dev_type failed\n", __func__, __LINE__);
344 return result;
345 }
346
347 result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
348 &tmp.dev_id);
349
350 if (result) {
351 pr_debug("%s:%d ps3_repository_read_dev_id failed\n", __func__,
352 __LINE__);
353 return result;
354 }
355
356 pr_debug("%s:%d: found: dev_type %u, dev_index %u, dev_id %lu\n",
357 __func__, __LINE__, tmp.dev_type, tmp.dev_index, tmp.dev_id);
358
359 *repo = tmp;
360 return 0;
361 }
362
363 int ps3_repository_find_device_by_id(struct ps3_repository_device *repo,
364 u64 bus_id, u64 dev_id)
365 {
366 int result = -ENODEV;
367 struct ps3_repository_device tmp;
368 unsigned int num_dev;
369
370 pr_debug(" -> %s:%u: find device by id %lu:%lu\n", __func__, __LINE__,
371 bus_id, dev_id);
372
373 for (tmp.bus_index = 0; tmp.bus_index < 10; tmp.bus_index++) {
374 result = ps3_repository_read_bus_id(tmp.bus_index,
375 &tmp.bus_id);
376 if (result) {
377 pr_debug("%s:%u read_bus_id(%u) failed\n", __func__,
378 __LINE__, tmp.bus_index);
379 return result;
380 }
381
382 if (tmp.bus_id == bus_id)
383 goto found_bus;
384
385 pr_debug("%s:%u: skip, bus_id %lu\n", __func__, __LINE__,
386 tmp.bus_id);
387 }
388 pr_debug(" <- %s:%u: bus not found\n", __func__, __LINE__);
389 return result;
390
391 found_bus:
392 result = ps3_repository_read_bus_type(tmp.bus_index, &tmp.bus_type);
393 if (result) {
394 pr_debug("%s:%u read_bus_type(%u) failed\n", __func__,
395 __LINE__, tmp.bus_index);
396 return result;
397 }
398
399 result = ps3_repository_read_bus_num_dev(tmp.bus_index, &num_dev);
400 if (result) {
401 pr_debug("%s:%u read_bus_num_dev failed\n", __func__,
402 __LINE__);
403 return result;
404 }
405
406 for (tmp.dev_index = 0; tmp.dev_index < num_dev; tmp.dev_index++) {
407 result = ps3_repository_read_dev_id(tmp.bus_index,
408 tmp.dev_index,
409 &tmp.dev_id);
410 if (result) {
411 pr_debug("%s:%u read_dev_id(%u:%u) failed\n", __func__,
412 __LINE__, tmp.bus_index, tmp.dev_index);
413 return result;
414 }
415
416 if (tmp.dev_id == dev_id)
417 goto found_dev;
418
419 pr_debug("%s:%u: skip, dev_id %lu\n", __func__, __LINE__,
420 tmp.dev_id);
421 }
422 pr_debug(" <- %s:%u: dev not found\n", __func__, __LINE__);
423 return result;
424
425 found_dev:
426 result = ps3_repository_read_dev_type(tmp.bus_index, tmp.dev_index,
427 &tmp.dev_type);
428 if (result) {
429 pr_debug("%s:%u read_dev_type failed\n", __func__, __LINE__);
430 return result;
431 }
432
433 pr_debug(" <- %s:%u: found: type (%u:%u) index (%u:%u) id (%lu:%lu)\n",
434 __func__, __LINE__, tmp.bus_type, tmp.dev_type, tmp.bus_index,
435 tmp.dev_index, tmp.bus_id, tmp.dev_id);
436 *repo = tmp;
437 return 0;
438 }
439
440 int __devinit ps3_repository_find_devices(enum ps3_bus_type bus_type,
441 int (*callback)(const struct ps3_repository_device *repo))
442 {
443 int result = 0;
444 struct ps3_repository_device repo;
445
446 pr_debug(" -> %s:%d: find bus_type %u\n", __func__, __LINE__, bus_type);
447
448 repo.bus_type = bus_type;
449 result = ps3_repository_find_bus(repo.bus_type, 0, &repo.bus_index);
450 if (result) {
451 pr_debug(" <- %s:%u: bus not found\n", __func__, __LINE__);
452 return result;
453 }
454
455 result = ps3_repository_read_bus_id(repo.bus_index, &repo.bus_id);
456 if (result) {
457 pr_debug("%s:%d read_bus_id(%u) failed\n", __func__, __LINE__,
458 repo.bus_index);
459 return result;
460 }
461
462 for (repo.dev_index = 0; ; repo.dev_index++) {
463 result = ps3_repository_find_device(&repo);
464 if (result == -ENODEV) {
465 result = 0;
466 break;
467 } else if (result)
468 break;
469
470 result = callback(&repo);
471 if (result) {
472 pr_debug("%s:%d: abort at callback\n", __func__,
473 __LINE__);
474 break;
475 }
476 }
477
478 pr_debug(" <- %s:%d\n", __func__, __LINE__);
479 return result;
480 }
481
482 int ps3_repository_find_bus(enum ps3_bus_type bus_type, unsigned int from,
483 unsigned int *bus_index)
484 {
485 unsigned int i;
486 enum ps3_bus_type type;
487 int error;
488
489 for (i = from; i < 10; i++) {
490 error = ps3_repository_read_bus_type(i, &type);
491 if (error) {
492 pr_debug("%s:%d read_bus_type failed\n",
493 __func__, __LINE__);
494 *bus_index = UINT_MAX;
495 return error;
496 }
497 if (type == bus_type) {
498 *bus_index = i;
499 return 0;
500 }
501 }
502 *bus_index = UINT_MAX;
503 return -ENODEV;
504 }
505
506 int ps3_repository_find_interrupt(const struct ps3_repository_device *repo,
507 enum ps3_interrupt_type intr_type, unsigned int *interrupt_id)
508 {
509 int result = 0;
510 unsigned int res_index;
511
512 pr_debug("%s:%d: find intr_type %u\n", __func__, __LINE__, intr_type);
513
514 *interrupt_id = UINT_MAX;
515
516 for (res_index = 0; res_index < 10; res_index++) {
517 enum ps3_interrupt_type t;
518 unsigned int id;
519
520 result = ps3_repository_read_dev_intr(repo->bus_index,
521 repo->dev_index, res_index, &t, &id);
522
523 if (result) {
524 pr_debug("%s:%d read_dev_intr failed\n",
525 __func__, __LINE__);
526 return result;
527 }
528
529 if (t == intr_type) {
530 *interrupt_id = id;
531 break;
532 }
533 }
534
535 if (res_index == 10)
536 return -ENODEV;
537
538 pr_debug("%s:%d: found intr_type %u at res_index %u\n",
539 __func__, __LINE__, intr_type, res_index);
540
541 return result;
542 }
543
544 int ps3_repository_find_reg(const struct ps3_repository_device *repo,
545 enum ps3_reg_type reg_type, u64 *bus_addr, u64 *len)
546 {
547 int result = 0;
548 unsigned int res_index;
549
550 pr_debug("%s:%d: find reg_type %u\n", __func__, __LINE__, reg_type);
551
552 *bus_addr = *len = 0;
553
554 for (res_index = 0; res_index < 10; res_index++) {
555 enum ps3_reg_type t;
556 u64 a;
557 u64 l;
558
559 result = ps3_repository_read_dev_reg(repo->bus_index,
560 repo->dev_index, res_index, &t, &a, &l);
561
562 if (result) {
563 pr_debug("%s:%d read_dev_reg failed\n",
564 __func__, __LINE__);
565 return result;
566 }
567
568 if (t == reg_type) {
569 *bus_addr = a;
570 *len = l;
571 break;
572 }
573 }
574
575 if (res_index == 10)
576 return -ENODEV;
577
578 pr_debug("%s:%d: found reg_type %u at res_index %u\n",
579 __func__, __LINE__, reg_type, res_index);
580
581 return result;
582 }
583
584 int ps3_repository_read_stor_dev_port(unsigned int bus_index,
585 unsigned int dev_index, u64 *port)
586 {
587 return read_node(PS3_LPAR_ID_PME,
588 make_first_field("bus", bus_index),
589 make_field("dev", dev_index),
590 make_field("port", 0),
591 0, port, NULL);
592 }
593
594 int ps3_repository_read_stor_dev_blk_size(unsigned int bus_index,
595 unsigned int dev_index, u64 *blk_size)
596 {
597 return read_node(PS3_LPAR_ID_PME,
598 make_first_field("bus", bus_index),
599 make_field("dev", dev_index),
600 make_field("blk_size", 0),
601 0, blk_size, NULL);
602 }
603
604 int ps3_repository_read_stor_dev_num_blocks(unsigned int bus_index,
605 unsigned int dev_index, u64 *num_blocks)
606 {
607 return read_node(PS3_LPAR_ID_PME,
608 make_first_field("bus", bus_index),
609 make_field("dev", dev_index),
610 make_field("n_blocks", 0),
611 0, num_blocks, NULL);
612 }
613
614 int ps3_repository_read_stor_dev_num_regions(unsigned int bus_index,
615 unsigned int dev_index, unsigned int *num_regions)
616 {
617 int result;
618 u64 v1;
619
620 result = read_node(PS3_LPAR_ID_PME,
621 make_first_field("bus", bus_index),
622 make_field("dev", dev_index),
623 make_field("n_regs", 0),
624 0, &v1, NULL);
625 *num_regions = v1;
626 return result;
627 }
628
629 int ps3_repository_read_stor_dev_region_id(unsigned int bus_index,
630 unsigned int dev_index, unsigned int region_index,
631 unsigned int *region_id)
632 {
633 int result;
634 u64 v1;
635
636 result = read_node(PS3_LPAR_ID_PME,
637 make_first_field("bus", bus_index),
638 make_field("dev", dev_index),
639 make_field("region", region_index),
640 make_field("id", 0),
641 &v1, NULL);
642 *region_id = v1;
643 return result;
644 }
645
646 int ps3_repository_read_stor_dev_region_size(unsigned int bus_index,
647 unsigned int dev_index, unsigned int region_index, u64 *region_size)
648 {
649 return read_node(PS3_LPAR_ID_PME,
650 make_first_field("bus", bus_index),
651 make_field("dev", dev_index),
652 make_field("region", region_index),
653 make_field("size", 0),
654 region_size, NULL);
655 }
656
657 int ps3_repository_read_stor_dev_region_start(unsigned int bus_index,
658 unsigned int dev_index, unsigned int region_index, u64 *region_start)
659 {
660 return read_node(PS3_LPAR_ID_PME,
661 make_first_field("bus", bus_index),
662 make_field("dev", dev_index),
663 make_field("region", region_index),
664 make_field("start", 0),
665 region_start, NULL);
666 }
667
668 int ps3_repository_read_stor_dev_info(unsigned int bus_index,
669 unsigned int dev_index, u64 *port, u64 *blk_size,
670 u64 *num_blocks, unsigned int *num_regions)
671 {
672 int result;
673
674 result = ps3_repository_read_stor_dev_port(bus_index, dev_index, port);
675 if (result)
676 return result;
677
678 result = ps3_repository_read_stor_dev_blk_size(bus_index, dev_index,
679 blk_size);
680 if (result)
681 return result;
682
683 result = ps3_repository_read_stor_dev_num_blocks(bus_index, dev_index,
684 num_blocks);
685 if (result)
686 return result;
687
688 result = ps3_repository_read_stor_dev_num_regions(bus_index, dev_index,
689 num_regions);
690 return result;
691 }
692
693 int ps3_repository_read_stor_dev_region(unsigned int bus_index,
694 unsigned int dev_index, unsigned int region_index,
695 unsigned int *region_id, u64 *region_start, u64 *region_size)
696 {
697 int result;
698
699 result = ps3_repository_read_stor_dev_region_id(bus_index, dev_index,
700 region_index, region_id);
701 if (result)
702 return result;
703
704 result = ps3_repository_read_stor_dev_region_start(bus_index, dev_index,
705 region_index, region_start);
706 if (result)
707 return result;
708
709 result = ps3_repository_read_stor_dev_region_size(bus_index, dev_index,
710 region_index, region_size);
711 return result;
712 }
713
714 /**
715 * ps3_repository_read_num_pu - Number of logical PU processors for this lpar.
716 */
717
718 int ps3_repository_read_num_pu(u64 *num_pu)
719 {
720 *num_pu = 0;
721 return read_node(PS3_LPAR_ID_CURRENT,
722 make_first_field("bi", 0),
723 make_field("pun", 0),
724 0, 0,
725 num_pu, NULL);
726 }
727
728 /**
729 * ps3_repository_read_pu_id - Read the logical PU id.
730 * @pu_index: Zero based index.
731 * @pu_id: The logical PU id.
732 */
733
734 int ps3_repository_read_pu_id(unsigned int pu_index, u64 *pu_id)
735 {
736 return read_node(PS3_LPAR_ID_CURRENT,
737 make_first_field("bi", 0),
738 make_field("pu", pu_index),
739 0, 0,
740 pu_id, NULL);
741 }
742
743 int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size)
744 {
745 return read_node(PS3_LPAR_ID_CURRENT,
746 make_first_field("bi", 0),
747 make_field("pu", 0),
748 ppe_id,
749 make_field("rm_size", 0),
750 rm_size, NULL);
751 }
752
753 int ps3_repository_read_region_total(u64 *region_total)
754 {
755 return read_node(PS3_LPAR_ID_CURRENT,
756 make_first_field("bi", 0),
757 make_field("rgntotal", 0),
758 0, 0,
759 region_total, NULL);
760 }
761
762 /**
763 * ps3_repository_read_mm_info - Read mm info for single pu system.
764 * @rm_base: Real mode memory base address.
765 * @rm_size: Real mode memory size.
766 * @region_total: Maximum memory region size.
767 */
768
769 int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size, u64 *region_total)
770 {
771 int result;
772 u64 ppe_id;
773
774 lv1_get_logical_ppe_id(&ppe_id);
775 *rm_base = 0;
776 result = ps3_repository_read_rm_size(ppe_id, rm_size);
777 return result ? result
778 : ps3_repository_read_region_total(region_total);
779 }
780
781 /**
782 * ps3_repository_read_num_spu_reserved - Number of physical spus reserved.
783 * @num_spu: Number of physical spus.
784 */
785
786 int ps3_repository_read_num_spu_reserved(unsigned int *num_spu_reserved)
787 {
788 int result;
789 u64 v1;
790
791 result = read_node(PS3_LPAR_ID_CURRENT,
792 make_first_field("bi", 0),
793 make_field("spun", 0),
794 0, 0,
795 &v1, NULL);
796 *num_spu_reserved = v1;
797 return result;
798 }
799
800 /**
801 * ps3_repository_read_num_spu_resource_id - Number of spu resource reservations.
802 * @num_resource_id: Number of spu resource ids.
803 */
804
805 int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id)
806 {
807 int result;
808 u64 v1;
809
810 result = read_node(PS3_LPAR_ID_CURRENT,
811 make_first_field("bi", 0),
812 make_field("spursvn", 0),
813 0, 0,
814 &v1, NULL);
815 *num_resource_id = v1;
816 return result;
817 }
818
819 /**
820 * ps3_repository_read_spu_resource_id - spu resource reservation id value.
821 * @res_index: Resource reservation index.
822 * @resource_type: Resource reservation type.
823 * @resource_id: Resource reservation id.
824 */
825
826 int ps3_repository_read_spu_resource_id(unsigned int res_index,
827 enum ps3_spu_resource_type *resource_type, unsigned int *resource_id)
828 {
829 int result;
830 u64 v1;
831 u64 v2;
832
833 result = read_node(PS3_LPAR_ID_CURRENT,
834 make_first_field("bi", 0),
835 make_field("spursv", 0),
836 res_index,
837 0,
838 &v1, &v2);
839 *resource_type = v1;
840 *resource_id = v2;
841 return result;
842 }
843
844 static int ps3_repository_read_boot_dat_address(u64 *address)
845 {
846 return read_node(PS3_LPAR_ID_CURRENT,
847 make_first_field("bi", 0),
848 make_field("boot_dat", 0),
849 make_field("address", 0),
850 0,
851 address, NULL);
852 }
853
854 int ps3_repository_read_boot_dat_size(unsigned int *size)
855 {
856 int result;
857 u64 v1;
858
859 result = read_node(PS3_LPAR_ID_CURRENT,
860 make_first_field("bi", 0),
861 make_field("boot_dat", 0),
862 make_field("size", 0),
863 0,
864 &v1, NULL);
865 *size = v1;
866 return result;
867 }
868
869 int ps3_repository_read_vuart_av_port(unsigned int *port)
870 {
871 int result;
872 u64 v1;
873
874 result = read_node(PS3_LPAR_ID_CURRENT,
875 make_first_field("bi", 0),
876 make_field("vir_uart", 0),
877 make_field("port", 0),
878 make_field("avset", 0),
879 &v1, NULL);
880 *port = v1;
881 return result;
882 }
883
884 int ps3_repository_read_vuart_sysmgr_port(unsigned int *port)
885 {
886 int result;
887 u64 v1;
888
889 result = read_node(PS3_LPAR_ID_CURRENT,
890 make_first_field("bi", 0),
891 make_field("vir_uart", 0),
892 make_field("port", 0),
893 make_field("sysmgr", 0),
894 &v1, NULL);
895 *port = v1;
896 return result;
897 }
898
899 /**
900 * ps3_repository_read_boot_dat_info - Get address and size of cell_ext_os_area.
901 * address: lpar address of cell_ext_os_area
902 * @size: size of cell_ext_os_area
903 */
904
905 int ps3_repository_read_boot_dat_info(u64 *lpar_addr, unsigned int *size)
906 {
907 int result;
908
909 *size = 0;
910 result = ps3_repository_read_boot_dat_address(lpar_addr);
911 return result ? result
912 : ps3_repository_read_boot_dat_size(size);
913 }
914
915 /**
916 * ps3_repository_read_num_be - Number of physical BE processors in the system.
917 */
918
919 int ps3_repository_read_num_be(unsigned int *num_be)
920 {
921 int result;
922 u64 v1;
923
924 result = read_node(PS3_LPAR_ID_PME,
925 make_first_field("ben", 0),
926 0,
927 0,
928 0,
929 &v1, NULL);
930 *num_be = v1;
931 return result;
932 }
933
934 /**
935 * ps3_repository_read_be_node_id - Read the physical BE processor node id.
936 * @be_index: Zero based index.
937 * @node_id: The BE processor node id.
938 */
939
940 int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id)
941 {
942 return read_node(PS3_LPAR_ID_PME,
943 make_first_field("be", be_index),
944 0,
945 0,
946 0,
947 node_id, NULL);
948 }
949
950 /**
951 * ps3_repository_read_be_id - Read the physical BE processor id.
952 * @node_id: The BE processor node id.
953 * @be_id: The BE processor id.
954 */
955
956 int ps3_repository_read_be_id(u64 node_id, u64 *be_id)
957 {
958 return read_node(PS3_LPAR_ID_PME,
959 make_first_field("be", 0),
960 node_id,
961 0,
962 0,
963 be_id, NULL);
964 }
965
966 int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq)
967 {
968 return read_node(PS3_LPAR_ID_PME,
969 make_first_field("be", 0),
970 node_id,
971 make_field("clock", 0),
972 0,
973 tb_freq, NULL);
974 }
975
976 int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq)
977 {
978 int result;
979 u64 node_id;
980
981 *tb_freq = 0;
982 result = ps3_repository_read_be_node_id(be_index, &node_id);
983 return result ? result
984 : ps3_repository_read_tb_freq(node_id, tb_freq);
985 }
986
987 int ps3_repository_read_lpm_privileges(unsigned int be_index, u64 *lpar,
988 u64 *rights)
989 {
990 int result;
991 u64 node_id;
992
993 *lpar = 0;
994 *rights = 0;
995 result = ps3_repository_read_be_node_id(be_index, &node_id);
996 return result ? result
997 : read_node(PS3_LPAR_ID_PME,
998 make_first_field("be", 0),
999 node_id,
1000 make_field("lpm", 0),
1001 make_field("priv", 0),
1002 lpar, rights);
1003 }
1004
1005 #if defined(DEBUG)
1006
1007 int ps3_repository_dump_resource_info(const struct ps3_repository_device *repo)
1008 {
1009 int result = 0;
1010 unsigned int res_index;
1011
1012 pr_debug(" -> %s:%d: (%u:%u)\n", __func__, __LINE__,
1013 repo->bus_index, repo->dev_index);
1014
1015 for (res_index = 0; res_index < 10; res_index++) {
1016 enum ps3_interrupt_type intr_type;
1017 unsigned int interrupt_id;
1018
1019 result = ps3_repository_read_dev_intr(repo->bus_index,
1020 repo->dev_index, res_index, &intr_type, &interrupt_id);
1021
1022 if (result) {
1023 if (result != LV1_NO_ENTRY)
1024 pr_debug("%s:%d ps3_repository_read_dev_intr"
1025 " (%u:%u) failed\n", __func__, __LINE__,
1026 repo->bus_index, repo->dev_index);
1027 break;
1028 }
1029
1030 pr_debug("%s:%d (%u:%u) intr_type %u, interrupt_id %u\n",
1031 __func__, __LINE__, repo->bus_index, repo->dev_index,
1032 intr_type, interrupt_id);
1033 }
1034
1035 for (res_index = 0; res_index < 10; res_index++) {
1036 enum ps3_reg_type reg_type;
1037 u64 bus_addr;
1038 u64 len;
1039
1040 result = ps3_repository_read_dev_reg(repo->bus_index,
1041 repo->dev_index, res_index, &reg_type, &bus_addr, &len);
1042
1043 if (result) {
1044 if (result != LV1_NO_ENTRY)
1045 pr_debug("%s:%d ps3_repository_read_dev_reg"
1046 " (%u:%u) failed\n", __func__, __LINE__,
1047 repo->bus_index, repo->dev_index);
1048 break;
1049 }
1050
1051 pr_debug("%s:%d (%u:%u) reg_type %u, bus_addr %lxh, len %lxh\n",
1052 __func__, __LINE__, repo->bus_index, repo->dev_index,
1053 reg_type, bus_addr, len);
1054 }
1055
1056 pr_debug(" <- %s:%d\n", __func__, __LINE__);
1057 return result;
1058 }
1059
1060 static int dump_stor_dev_info(struct ps3_repository_device *repo)
1061 {
1062 int result = 0;
1063 unsigned int num_regions, region_index;
1064 u64 port, blk_size, num_blocks;
1065
1066 pr_debug(" -> %s:%d: (%u:%u)\n", __func__, __LINE__,
1067 repo->bus_index, repo->dev_index);
1068
1069 result = ps3_repository_read_stor_dev_info(repo->bus_index,
1070 repo->dev_index, &port, &blk_size, &num_blocks, &num_regions);
1071 if (result) {
1072 pr_debug("%s:%d ps3_repository_read_stor_dev_info"
1073 " (%u:%u) failed\n", __func__, __LINE__,
1074 repo->bus_index, repo->dev_index);
1075 goto out;
1076 }
1077
1078 pr_debug("%s:%d (%u:%u): port %lu, blk_size %lu, num_blocks "
1079 "%lu, num_regions %u\n",
1080 __func__, __LINE__, repo->bus_index, repo->dev_index, port,
1081 blk_size, num_blocks, num_regions);
1082
1083 for (region_index = 0; region_index < num_regions; region_index++) {
1084 unsigned int region_id;
1085 u64 region_start, region_size;
1086
1087 result = ps3_repository_read_stor_dev_region(repo->bus_index,
1088 repo->dev_index, region_index, &region_id,
1089 &region_start, &region_size);
1090 if (result) {
1091 pr_debug("%s:%d ps3_repository_read_stor_dev_region"
1092 " (%u:%u) failed\n", __func__, __LINE__,
1093 repo->bus_index, repo->dev_index);
1094 break;
1095 }
1096
1097 pr_debug("%s:%d (%u:%u) region_id %u, start %lxh, size %lxh\n",
1098 __func__, __LINE__, repo->bus_index, repo->dev_index,
1099 region_id, region_start, region_size);
1100 }
1101
1102 out:
1103 pr_debug(" <- %s:%d\n", __func__, __LINE__);
1104 return result;
1105 }
1106
1107 static int dump_device_info(struct ps3_repository_device *repo,
1108 unsigned int num_dev)
1109 {
1110 int result = 0;
1111
1112 pr_debug(" -> %s:%d: bus_%u\n", __func__, __LINE__, repo->bus_index);
1113
1114 for (repo->dev_index = 0; repo->dev_index < num_dev;
1115 repo->dev_index++) {
1116
1117 result = ps3_repository_read_dev_type(repo->bus_index,
1118 repo->dev_index, &repo->dev_type);
1119
1120 if (result) {
1121 pr_debug("%s:%d ps3_repository_read_dev_type"
1122 " (%u:%u) failed\n", __func__, __LINE__,
1123 repo->bus_index, repo->dev_index);
1124 break;
1125 }
1126
1127 result = ps3_repository_read_dev_id(repo->bus_index,
1128 repo->dev_index, &repo->dev_id);
1129
1130 if (result) {
1131 pr_debug("%s:%d ps3_repository_read_dev_id"
1132 " (%u:%u) failed\n", __func__, __LINE__,
1133 repo->bus_index, repo->dev_index);
1134 continue;
1135 }
1136
1137 pr_debug("%s:%d (%u:%u): dev_type %u, dev_id %lu\n", __func__,
1138 __LINE__, repo->bus_index, repo->dev_index,
1139 repo->dev_type, repo->dev_id);
1140
1141 ps3_repository_dump_resource_info(repo);
1142
1143 if (repo->bus_type == PS3_BUS_TYPE_STORAGE)
1144 dump_stor_dev_info(repo);
1145 }
1146
1147 pr_debug(" <- %s:%d\n", __func__, __LINE__);
1148 return result;
1149 }
1150
1151 int ps3_repository_dump_bus_info(void)
1152 {
1153 int result = 0;
1154 struct ps3_repository_device repo;
1155
1156 pr_debug(" -> %s:%d\n", __func__, __LINE__);
1157
1158 memset(&repo, 0, sizeof(repo));
1159
1160 for (repo.bus_index = 0; repo.bus_index < 10; repo.bus_index++) {
1161 unsigned int num_dev;
1162
1163 result = ps3_repository_read_bus_type(repo.bus_index,
1164 &repo.bus_type);
1165
1166 if (result) {
1167 pr_debug("%s:%d read_bus_type(%u) failed\n",
1168 __func__, __LINE__, repo.bus_index);
1169 break;
1170 }
1171
1172 result = ps3_repository_read_bus_id(repo.bus_index,
1173 &repo.bus_id);
1174
1175 if (result) {
1176 pr_debug("%s:%d read_bus_id(%u) failed\n",
1177 __func__, __LINE__, repo.bus_index);
1178 continue;
1179 }
1180
1181 if (repo.bus_index != repo.bus_id)
1182 pr_debug("%s:%d bus_index != bus_id\n",
1183 __func__, __LINE__);
1184
1185 result = ps3_repository_read_bus_num_dev(repo.bus_index,
1186 &num_dev);
1187
1188 if (result) {
1189 pr_debug("%s:%d read_bus_num_dev(%u) failed\n",
1190 __func__, __LINE__, repo.bus_index);
1191 continue;
1192 }
1193
1194 pr_debug("%s:%d bus_%u: bus_type %u, bus_id %lu, num_dev %u\n",
1195 __func__, __LINE__, repo.bus_index, repo.bus_type,
1196 repo.bus_id, num_dev);
1197
1198 dump_device_info(&repo, num_dev);
1199 }
1200
1201 pr_debug(" <- %s:%d\n", __func__, __LINE__);
1202 return result;
1203 }
1204
1205 #endif /* defined(DEBUG) */
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