arch/powerpc/platforms/ps3/repository.c

   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%016llx : %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: %016llx\n", func, line, v1);
  74         pr_debug("%s:%d: v2: %016llx\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: %016llx\n",
 153                         __func__, __LINE__, v1);
 154         if (v2 && !_v2)
 155                 pr_debug("%s:%d: warning: discarding non-zero v2: %016llx\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 %llu, 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 %llu\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 %llu:%llu\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 %llu\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 %llu\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 (%llu:%llu)\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) */