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%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, 0);
 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, 0);
 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, 0);
 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, 0);
 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, 0);
 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, 0);
 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, 0);
 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         if (tmp.bus_type == PS3_BUS_TYPE_STORAGE) {
 348                 /*
 349                  * A storage device may show up in the repository before the
 350                  * hypervisor has finished probing its type and regions
 351                  */
 352                 unsigned int num_regions;
 353
 354                 if (tmp.dev_type == PS3_DEV_TYPE_STOR_DUMMY) {
 355                         pr_debug("%s:%u storage device not ready\n", __func__,
 356                                  __LINE__);
 357                         return -ENODEV;
 358                 }
 359
 360                 result = ps3_repository_read_stor_dev_num_regions(tmp.bus_index,
 361                                                                   tmp.dev_index,
 362                                                                   &num_regions);
 363                 if (result) {
 364                         pr_debug("%s:%d read_stor_dev_num_regions failed\n",
 365                                  __func__, __LINE__);
 366                         return result;
 367                 }
 368
 369                 if (!num_regions) {
 370                         pr_debug("%s:%u storage device has no regions yet\n",
 371                                  __func__, __LINE__);
 372                         return -ENODEV;
 373                 }
 374         }
 375
 376         result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
 377                 &tmp.dev_id);
 378
 379         if (result) {
 380                 pr_debug("%s:%d ps3_repository_read_dev_id failed\n", __func__,
 381                 __LINE__);
 382                 return result;
 383         }
 384
 385         pr_debug("%s:%d: found: dev_type %u, dev_index %u, dev_id %lu\n",
 386                 __func__, __LINE__, tmp.dev_type, tmp.dev_index, tmp.dev_id);
 387
 388         *repo = tmp;
 389         return 0;
 390 }
 391
 392 int __devinit ps3_repository_find_devices(enum ps3_bus_type bus_type,
 393         int (*callback)(const struct ps3_repository_device *repo))
 394 {
 395         int result = 0;
 396         struct ps3_repository_device repo;
 397
 398         pr_debug(" -> %s:%d: find bus_type %u\n", __func__, __LINE__, bus_type);
 399
 400         for (repo.bus_index = 0; repo.bus_index < 10; repo.bus_index++) {
 401
 402                 result = ps3_repository_read_bus_type(repo.bus_index,
 403                         &repo.bus_type);
 404
 405                 if (result) {
 406                         pr_debug("%s:%d read_bus_type(%u) failed\n",
 407                                 __func__, __LINE__, repo.bus_index);
 408                         break;
 409                 }
 410
 411                 if (repo.bus_type != bus_type) {
 412                         pr_debug("%s:%d: skip, bus_type %u\n", __func__,
 413                                 __LINE__, repo.bus_type);
 414                         continue;
 415                 }
 416
 417                 result = ps3_repository_read_bus_id(repo.bus_index,
 418                         &repo.bus_id);
 419
 420                 if (result) {
 421                         pr_debug("%s:%d read_bus_id(%u) failed\n",
 422                                 __func__, __LINE__, repo.bus_index);
 423                         continue;
 424                 }
 425
 426                 for (repo.dev_index = 0; ; repo.dev_index++) {
 427                         result = ps3_repository_find_device(&repo);
 428
 429                         if (result == -ENODEV) {
 430                                 result = 0;
 431                                 break;
 432                         } else if (result)
 433                                 break;
 434
 435                         result = callback(&repo);
 436
 437                         if (result) {
 438                                 pr_debug("%s:%d: abort at callback\n", __func__,
 439                                         __LINE__);
 440                                 break;
 441                         }
 442                 }
 443                 break;
 444         }
 445
 446         pr_debug(" <- %s:%d\n", __func__, __LINE__);
 447         return result;
 448 }
 449
 450 int ps3_repository_find_bus(enum ps3_bus_type bus_type, unsigned int from,
 451         unsigned int *bus_index)
 452 {
 453         unsigned int i;
 454         enum ps3_bus_type type;
 455         int error;
 456
 457         for (i = from; i < 10; i++) {
 458                 error = ps3_repository_read_bus_type(i, &type);
 459                 if (error) {
 460                         pr_debug("%s:%d read_bus_type failed\n",
 461                                 __func__, __LINE__);
 462                         *bus_index = UINT_MAX;
 463                         return error;
 464                 }
 465                 if (type == bus_type) {
 466                         *bus_index = i;
 467                         return 0;
 468                 }
 469         }
 470         *bus_index = UINT_MAX;
 471         return -ENODEV;
 472 }
 473
 474 int ps3_repository_find_interrupt(const struct ps3_repository_device *repo,
 475         enum ps3_interrupt_type intr_type, unsigned int *interrupt_id)
 476 {
 477         int result = 0;
 478         unsigned int res_index;
 479
 480         pr_debug("%s:%d: find intr_type %u\n", __func__, __LINE__, intr_type);
 481
 482         *interrupt_id = UINT_MAX;
 483
 484         for (res_index = 0; res_index < 10; res_index++) {
 485                 enum ps3_interrupt_type t;
 486                 unsigned int id;
 487
 488                 result = ps3_repository_read_dev_intr(repo->bus_index,
 489                         repo->dev_index, res_index, &t, &id);
 490
 491                 if (result) {
 492                         pr_debug("%s:%d read_dev_intr failed\n",
 493                                 __func__, __LINE__);
 494                         return result;
 495                 }
 496
 497                 if (t == intr_type) {
 498                         *interrupt_id = id;
 499                         break;
 500                 }
 501         }
 502
 503         if (res_index == 10)
 504                 return -ENODEV;
 505
 506         pr_debug("%s:%d: found intr_type %u at res_index %u\n",
 507                 __func__, __LINE__, intr_type, res_index);
 508
 509         return result;
 510 }
 511
 512 int ps3_repository_find_reg(const struct ps3_repository_device *repo,
 513         enum ps3_reg_type reg_type, u64 *bus_addr, u64 *len)
 514 {
 515         int result = 0;
 516         unsigned int res_index;
 517
 518         pr_debug("%s:%d: find reg_type %u\n", __func__, __LINE__, reg_type);
 519
 520         *bus_addr = *len = 0;
 521
 522         for (res_index = 0; res_index < 10; res_index++) {
 523                 enum ps3_reg_type t;
 524                 u64 a;
 525                 u64 l;
 526
 527                 result = ps3_repository_read_dev_reg(repo->bus_index,
 528                         repo->dev_index, res_index, &t, &a, &l);
 529
 530                 if (result) {
 531                         pr_debug("%s:%d read_dev_reg failed\n",
 532                                 __func__, __LINE__);
 533                         return result;
 534                 }
 535
 536                 if (t == reg_type) {
 537                         *bus_addr = a;
 538                         *len = l;
 539                         break;
 540                 }
 541         }
 542
 543         if (res_index == 10)
 544                 return -ENODEV;
 545
 546         pr_debug("%s:%d: found reg_type %u at res_index %u\n",
 547                 __func__, __LINE__, reg_type, res_index);
 548
 549         return result;
 550 }
 551
 552 int ps3_repository_read_stor_dev_port(unsigned int bus_index,
 553         unsigned int dev_index, u64 *port)
 554 {
 555         return read_node(PS3_LPAR_ID_PME,
 556                 make_first_field("bus", bus_index),
 557                 make_field("dev", dev_index),
 558                 make_field("port", 0),
 559                 0, port, 0);
 560 }
 561
 562 int ps3_repository_read_stor_dev_blk_size(unsigned int bus_index,
 563         unsigned int dev_index, u64 *blk_size)
 564 {
 565         return read_node(PS3_LPAR_ID_PME,
 566                 make_first_field("bus", bus_index),
 567                 make_field("dev", dev_index),
 568                 make_field("blk_size", 0),
 569                 0, blk_size, 0);
 570 }
 571
 572 int ps3_repository_read_stor_dev_num_blocks(unsigned int bus_index,
 573         unsigned int dev_index, u64 *num_blocks)
 574 {
 575         return read_node(PS3_LPAR_ID_PME,
 576                 make_first_field("bus", bus_index),
 577                 make_field("dev", dev_index),
 578                 make_field("n_blocks", 0),
 579                 0, num_blocks, 0);
 580 }
 581
 582 int ps3_repository_read_stor_dev_num_regions(unsigned int bus_index,
 583         unsigned int dev_index, unsigned int *num_regions)
 584 {
 585         int result;
 586         u64 v1;
 587
 588         result = read_node(PS3_LPAR_ID_PME,
 589                 make_first_field("bus", bus_index),
 590                 make_field("dev", dev_index),
 591                 make_field("n_regs", 0),
 592                 0, &v1, 0);
 593         *num_regions = v1;
 594         return result;
 595 }
 596
 597 int ps3_repository_read_stor_dev_region_id(unsigned int bus_index,
 598         unsigned int dev_index, unsigned int region_index,
 599         unsigned int *region_id)
 600 {
 601         int result;
 602         u64 v1;
 603
 604         result = read_node(PS3_LPAR_ID_PME,
 605             make_first_field("bus", bus_index),
 606             make_field("dev", dev_index),
 607             make_field("region", region_index),
 608             make_field("id", 0),
 609             &v1, 0);
 610         *region_id = v1;
 611         return result;
 612 }
 613
 614 int ps3_repository_read_stor_dev_region_size(unsigned int bus_index,
 615         unsigned int dev_index, unsigned int region_index, u64 *region_size)
 616 {
 617         return read_node(PS3_LPAR_ID_PME,
 618             make_first_field("bus", bus_index),
 619             make_field("dev", dev_index),
 620             make_field("region", region_index),
 621             make_field("size", 0),
 622             region_size, 0);
 623 }
 624
 625 int ps3_repository_read_stor_dev_region_start(unsigned int bus_index,
 626         unsigned int dev_index, unsigned int region_index, u64 *region_start)
 627 {
 628         return read_node(PS3_LPAR_ID_PME,
 629             make_first_field("bus", bus_index),
 630             make_field("dev", dev_index),
 631             make_field("region", region_index),
 632             make_field("start", 0),
 633             region_start, 0);
 634 }
 635
 636 int ps3_repository_read_stor_dev_info(unsigned int bus_index,
 637         unsigned int dev_index, u64 *port, u64 *blk_size,
 638         u64 *num_blocks, unsigned int *num_regions)
 639 {
 640         int result;
 641
 642         result = ps3_repository_read_stor_dev_port(bus_index, dev_index, port);
 643         if (result)
 644             return result;
 645
 646         result = ps3_repository_read_stor_dev_blk_size(bus_index, dev_index,
 647                 blk_size);
 648         if (result)
 649             return result;
 650
 651         result = ps3_repository_read_stor_dev_num_blocks(bus_index, dev_index,
 652                 num_blocks);
 653         if (result)
 654             return result;
 655
 656         result = ps3_repository_read_stor_dev_num_regions(bus_index, dev_index,
 657                 num_regions);
 658         return result;
 659 }
 660
 661 int ps3_repository_read_stor_dev_region(unsigned int bus_index,
 662         unsigned int dev_index, unsigned int region_index,
 663         unsigned int *region_id, u64 *region_start, u64 *region_size)
 664 {
 665         int result;
 666
 667         result = ps3_repository_read_stor_dev_region_id(bus_index, dev_index,
 668                 region_index, region_id);
 669         if (result)
 670             return result;
 671
 672         result = ps3_repository_read_stor_dev_region_start(bus_index, dev_index,
 673                 region_index, region_start);
 674         if (result)
 675             return result;
 676
 677         result = ps3_repository_read_stor_dev_region_size(bus_index, dev_index,
 678                 region_index, region_size);
 679         return result;
 680 }
 681
 682 int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size)
 683 {
 684         return read_node(PS3_LPAR_ID_CURRENT,
 685                 make_first_field("bi", 0),
 686                 make_field("pu", 0),
 687                 ppe_id,
 688                 make_field("rm_size", 0),
 689                 rm_size, 0);
 690 }
 691
 692 int ps3_repository_read_region_total(u64 *region_total)
 693 {
 694         return read_node(PS3_LPAR_ID_CURRENT,
 695                 make_first_field("bi", 0),
 696                 make_field("rgntotal", 0),
 697                 0, 0,
 698                 region_total, 0);
 699 }
 700
 701 /**
 702  * ps3_repository_read_mm_info - Read mm info for single pu system.
 703  * @rm_base: Real mode memory base address.
 704  * @rm_size: Real mode memory size.
 705  * @region_total: Maximum memory region size.
 706  */
 707
 708 int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size, u64 *region_total)
 709 {
 710         int result;
 711         u64 ppe_id;
 712
 713         lv1_get_logical_ppe_id(&ppe_id);
 714         *rm_base = 0;
 715         result = ps3_repository_read_rm_size(ppe_id, rm_size);
 716         return result ? result
 717                 : ps3_repository_read_region_total(region_total);
 718 }
 719
 720 /**
 721  * ps3_repository_read_num_spu_reserved - Number of physical spus reserved.
 722  * @num_spu: Number of physical spus.
 723  */
 724
 725 int ps3_repository_read_num_spu_reserved(unsigned int *num_spu_reserved)
 726 {
 727         int result;
 728         u64 v1;
 729
 730         result = read_node(PS3_LPAR_ID_CURRENT,
 731                 make_first_field("bi", 0),
 732                 make_field("spun", 0),
 733                 0, 0,
 734                 &v1, 0);
 735         *num_spu_reserved = v1;
 736         return result;
 737 }
 738
 739 /**
 740  * ps3_repository_read_num_spu_resource_id - Number of spu resource reservations.
 741  * @num_resource_id: Number of spu resource ids.
 742  */
 743
 744 int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id)
 745 {
 746         int result;
 747         u64 v1;
 748
 749         result = read_node(PS3_LPAR_ID_CURRENT,
 750                 make_first_field("bi", 0),
 751                 make_field("spursvn", 0),
 752                 0, 0,
 753                 &v1, 0);
 754         *num_resource_id = v1;
 755         return result;
 756 }
 757
 758 /**
 759  * ps3_repository_read_spu_resource_id - spu resource reservation id value.
 760  * @res_index: Resource reservation index.
 761  * @resource_type: Resource reservation type.
 762  * @resource_id: Resource reservation id.
 763  */
 764
 765 int ps3_repository_read_spu_resource_id(unsigned int res_index,
 766         enum ps3_spu_resource_type* resource_type, unsigned int *resource_id)
 767 {
 768         int result;
 769         u64 v1;
 770         u64 v2;
 771
 772         result = read_node(PS3_LPAR_ID_CURRENT,
 773                 make_first_field("bi", 0),
 774                 make_field("spursv", 0),
 775                 res_index,
 776                 0,
 777                 &v1, &v2);
 778         *resource_type = v1;
 779         *resource_id = v2;
 780         return result;
 781 }
 782
 783 int ps3_repository_read_boot_dat_address(u64 *address)
 784 {
 785         return read_node(PS3_LPAR_ID_CURRENT,
 786                 make_first_field("bi", 0),
 787                 make_field("boot_dat", 0),
 788                 make_field("address", 0),
 789                 0,
 790                 address, 0);
 791 }
 792
 793 int ps3_repository_read_boot_dat_size(unsigned int *size)
 794 {
 795         int result;
 796         u64 v1;
 797
 798         result = read_node(PS3_LPAR_ID_CURRENT,
 799                 make_first_field("bi", 0),
 800                 make_field("boot_dat", 0),
 801                 make_field("size", 0),
 802                 0,
 803                 &v1, 0);
 804         *size = v1;
 805         return result;
 806 }
 807
 808 int ps3_repository_read_vuart_av_port(unsigned int *port)
 809 {
 810         int result;
 811         u64 v1;
 812
 813         result = read_node(PS3_LPAR_ID_CURRENT,
 814                 make_first_field("bi", 0),
 815                 make_field("vir_uart", 0),
 816                 make_field("port", 0),
 817                 make_field("avset", 0),
 818                 &v1, 0);
 819         *port = v1;
 820         return result;
 821 }
 822
 823 int ps3_repository_read_vuart_sysmgr_port(unsigned int *port)
 824 {
 825         int result;
 826         u64 v1;
 827
 828         result = read_node(PS3_LPAR_ID_CURRENT,
 829                 make_first_field("bi", 0),
 830                 make_field("vir_uart", 0),
 831                 make_field("port", 0),
 832                 make_field("sysmgr", 0),
 833                 &v1, 0);
 834         *port = v1;
 835         return result;
 836 }
 837
 838 /**
 839   * ps3_repository_read_boot_dat_info - Get address and size of cell_ext_os_area.
 840   * address: lpar address of cell_ext_os_area
 841   * @size: size of cell_ext_os_area
 842   */
 843
 844 int ps3_repository_read_boot_dat_info(u64 *lpar_addr, unsigned int *size)
 845 {
 846         int result;
 847
 848         *size = 0;
 849         result = ps3_repository_read_boot_dat_address(lpar_addr);
 850         return result ? result
 851                 : ps3_repository_read_boot_dat_size(size);
 852 }
 853
 854 int ps3_repository_read_num_be(unsigned int *num_be)
 855 {
 856         int result;
 857         u64 v1;
 858
 859         result = read_node(PS3_LPAR_ID_PME,
 860                 make_first_field("ben", 0),
 861                 0,
 862                 0,
 863                 0,
 864                 &v1, 0);
 865         *num_be = v1;
 866         return result;
 867 }
 868
 869 int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id)
 870 {
 871         return read_node(PS3_LPAR_ID_PME,
 872                 make_first_field("be", be_index),
 873                 0,
 874                 0,
 875                 0,
 876                 node_id, 0);
 877 }
 878
 879 int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq)
 880 {
 881         return read_node(PS3_LPAR_ID_PME,
 882                 make_first_field("be", 0),
 883                 node_id,
 884                 make_field("clock", 0),
 885                 0,
 886                 tb_freq, 0);
 887 }
 888
 889 int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq)
 890 {
 891         int result;
 892         u64 node_id;
 893
 894         *tb_freq = 0;
 895         result = ps3_repository_read_be_node_id(0, &node_id);
 896         return result ? result
 897                 : ps3_repository_read_tb_freq(node_id, tb_freq);
 898 }
 899
 900 #if defined(DEBUG)
 901
 902 int ps3_repository_dump_resource_info(const struct ps3_repository_device *repo)
 903 {
 904         int result = 0;
 905         unsigned int res_index;
 906
 907         pr_debug(" -> %s:%d: (%u:%u)\n", __func__, __LINE__,
 908                 repo->bus_index, repo->dev_index);
 909
 910         for (res_index = 0; res_index < 10; res_index++) {
 911                 enum ps3_interrupt_type intr_type;
 912                 unsigned int interrupt_id;
 913
 914                 result = ps3_repository_read_dev_intr(repo->bus_index,
 915                         repo->dev_index, res_index, &intr_type, &interrupt_id);
 916
 917                 if (result) {
 918                         if (result !=  LV1_NO_ENTRY)
 919                                 pr_debug("%s:%d ps3_repository_read_dev_intr"
 920                                         " (%u:%u) failed\n", __func__, __LINE__,
 921                                         repo->bus_index, repo->dev_index);
 922                         break;
 923                 }
 924
 925                 pr_debug("%s:%d (%u:%u) intr_type %u, interrupt_id %u\n",
 926                         __func__, __LINE__, repo->bus_index, repo->dev_index,
 927                         intr_type, interrupt_id);
 928         }
 929
 930         for (res_index = 0; res_index < 10; res_index++) {
 931                 enum ps3_reg_type reg_type;
 932                 u64 bus_addr;
 933                 u64 len;
 934
 935                 result = ps3_repository_read_dev_reg(repo->bus_index,
 936                         repo->dev_index, res_index, &reg_type, &bus_addr, &len);
 937
 938                 if (result) {
 939                         if (result !=  LV1_NO_ENTRY)
 940                                 pr_debug("%s:%d ps3_repository_read_dev_reg"
 941                                         " (%u:%u) failed\n", __func__, __LINE__,
 942                                         repo->bus_index, repo->dev_index);
 943                         break;
 944                 }
 945
 946                 pr_debug("%s:%d (%u:%u) reg_type %u, bus_addr %lxh, len %lxh\n",
 947                         __func__, __LINE__, repo->bus_index, repo->dev_index,
 948                         reg_type, bus_addr, len);
 949         }
 950
 951         pr_debug(" <- %s:%d\n", __func__, __LINE__);
 952         return result;
 953 }
 954
 955 static int dump_stor_dev_info(struct ps3_repository_device *repo)
 956 {
 957         int result = 0;
 958         unsigned int num_regions, region_index;
 959         u64 port, blk_size, num_blocks;
 960
 961         pr_debug(" -> %s:%d: (%u:%u)\n", __func__, __LINE__,
 962                 repo->bus_index, repo->dev_index);
 963
 964         result = ps3_repository_read_stor_dev_info(repo->bus_index,
 965                 repo->dev_index, &port, &blk_size, &num_blocks, &num_regions);
 966         if (result) {
 967                 pr_debug("%s:%d ps3_repository_read_stor_dev_info"
 968                         " (%u:%u) failed\n", __func__, __LINE__,
 969                         repo->bus_index, repo->dev_index);
 970                 goto out;
 971         }
 972
 973         pr_debug("%s:%d  (%u:%u): port %lu, blk_size %lu, num_blocks "
 974                  "%lu, num_regions %u\n",
 975                  __func__, __LINE__, repo->bus_index, repo->dev_index, port,
 976                  blk_size, num_blocks, num_regions);
 977
 978         for (region_index = 0; region_index < num_regions; region_index++) {
 979                 unsigned int region_id;
 980                 u64 region_start, region_size;
 981
 982                 result = ps3_repository_read_stor_dev_region(repo->bus_index,
 983                         repo->dev_index, region_index, &region_id,
 984                         &region_start, &region_size);
 985                 if (result) {
 986                          pr_debug("%s:%d ps3_repository_read_stor_dev_region"
 987                                   " (%u:%u) failed\n", __func__, __LINE__,
 988                                   repo->bus_index, repo->dev_index);
 989                         break;
 990                 }
 991
 992                 pr_debug("%s:%d (%u:%u) region_id %u, start %lxh, size %lxh\n",
 993                         __func__, __LINE__, repo->bus_index, repo->dev_index,
 994                         region_id, region_start, region_size);
 995         }
 996
 997 out:
 998         pr_debug(" <- %s:%d\n", __func__, __LINE__);
 999         return result;
1000 }
1001
1002 static int dump_device_info(struct ps3_repository_device *repo,
1003         unsigned int num_dev)
1004 {
1005         int result = 0;
1006
1007         pr_debug(" -> %s:%d: bus_%u\n", __func__, __LINE__, repo->bus_index);
1008
1009         for (repo->dev_index = 0; repo->dev_index < num_dev;
1010                 repo->dev_index++) {
1011
1012                 result = ps3_repository_read_dev_type(repo->bus_index,
1013                         repo->dev_index, &repo->dev_type);
1014
1015                 if (result) {
1016                         pr_debug("%s:%d ps3_repository_read_dev_type"
1017                                 " (%u:%u) failed\n", __func__, __LINE__,
1018                                 repo->bus_index, repo->dev_index);
1019                         break;
1020                 }
1021
1022                 result = ps3_repository_read_dev_id(repo->bus_index,
1023                         repo->dev_index, &repo->dev_id);
1024
1025                 if (result) {
1026                         pr_debug("%s:%d ps3_repository_read_dev_id"
1027                                 " (%u:%u) failed\n", __func__, __LINE__,
1028                                 repo->bus_index, repo->dev_index);
1029                         continue;
1030                 }
1031
1032                 pr_debug("%s:%d  (%u:%u): dev_type %u, dev_id %lu\n", __func__,
1033                         __LINE__, repo->bus_index, repo->dev_index,
1034                         repo->dev_type, repo->dev_id);
1035
1036                 ps3_repository_dump_resource_info(repo);
1037
1038                 if (repo->bus_type == PS3_BUS_TYPE_STORAGE)
1039                         dump_stor_dev_info(repo);
1040         }
1041
1042         pr_debug(" <- %s:%d\n", __func__, __LINE__);
1043         return result;
1044 }
1045
1046 int ps3_repository_dump_bus_info(void)
1047 {
1048         int result = 0;
1049         struct ps3_repository_device repo;
1050
1051         pr_debug(" -> %s:%d\n", __func__, __LINE__);
1052
1053         memset(&repo, 0, sizeof(repo));
1054
1055         for (repo.bus_index = 0; repo.bus_index < 10; repo.bus_index++) {
1056                 unsigned int num_dev;
1057
1058                 result = ps3_repository_read_bus_type(repo.bus_index,
1059                         &repo.bus_type);
1060
1061                 if (result) {
1062                         pr_debug("%s:%d read_bus_type(%u) failed\n",
1063                                 __func__, __LINE__, repo.bus_index);
1064                         break;
1065                 }
1066
1067                 result = ps3_repository_read_bus_id(repo.bus_index,
1068                         &repo.bus_id);
1069
1070                 if (result) {
1071                         pr_debug("%s:%d read_bus_id(%u) failed\n",
1072                                 __func__, __LINE__, repo.bus_index);
1073                         continue;
1074                 }
1075
1076                 if (repo.bus_index != repo.bus_id)
1077                         pr_debug("%s:%d bus_index != bus_id\n",
1078                                 __func__, __LINE__);
1079
1080                 result = ps3_repository_read_bus_num_dev(repo.bus_index,
1081                         &num_dev);
1082
1083                 if (result) {
1084                         pr_debug("%s:%d read_bus_num_dev(%u) failed\n",
1085                                 __func__, __LINE__, repo.bus_index);
1086                         continue;
1087                 }
1088
1089                 pr_debug("%s:%d bus_%u: bus_type %u, bus_id %lu, num_dev %u\n",
1090                         __func__, __LINE__, repo.bus_index, repo.bus_type,
1091                         repo.bus_id, num_dev);
1092
1093                 dump_device_info(&repo, num_dev);
1094         }
1095
1096         pr_debug(" <- %s:%d\n", __func__, __LINE__);
1097         return result;
1098 }
1099
1100 #endif /* defined(DEBUG) */