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, unsigned int *bus_id)
 172 {
 173         int result;
 174         u64 v1;
 175         u64 v2; /* unused */
 176
 177         result = read_node(PS3_LPAR_ID_PME,
 178                 make_first_field("bus", bus_index),
 179                 make_field("id", 0),
 180                 0, 0,
 181                 &v1, &v2);
 182         *bus_id = v1;
 183         return result;
 184 }
 185
 186 int ps3_repository_read_bus_type(unsigned int bus_index,
 187         enum ps3_bus_type *bus_type)
 188 {
 189         int result;
 190         u64 v1;
 191
 192         result = read_node(PS3_LPAR_ID_PME,
 193                 make_first_field("bus", bus_index),
 194                 make_field("type", 0),
 195                 0, 0,
 196                 &v1, 0);
 197         *bus_type = v1;
 198         return result;
 199 }
 200
 201 int ps3_repository_read_bus_num_dev(unsigned int bus_index,
 202         unsigned int *num_dev)
 203 {
 204         int result;
 205         u64 v1;
 206
 207         result = read_node(PS3_LPAR_ID_PME,
 208                 make_first_field("bus", bus_index),
 209                 make_field("num_dev", 0),
 210                 0, 0,
 211                 &v1, 0);
 212         *num_dev = v1;
 213         return result;
 214 }
 215
 216 int ps3_repository_read_dev_str(unsigned int bus_index,
 217         unsigned int dev_index, const char *dev_str, u64 *value)
 218 {
 219         return read_node(PS3_LPAR_ID_PME,
 220                 make_first_field("bus", bus_index),
 221                 make_field("dev", dev_index),
 222                 make_field(dev_str, 0),
 223                 0,
 224                 value, 0);
 225 }
 226
 227 int ps3_repository_read_dev_id(unsigned int bus_index, unsigned int dev_index,
 228         unsigned int *dev_id)
 229 {
 230         int result;
 231         u64 v1;
 232
 233         result = read_node(PS3_LPAR_ID_PME,
 234                 make_first_field("bus", bus_index),
 235                 make_field("dev", dev_index),
 236                 make_field("id", 0),
 237                 0,
 238                 &v1, 0);
 239         *dev_id = v1;
 240         return result;
 241 }
 242
 243 int ps3_repository_read_dev_type(unsigned int bus_index,
 244         unsigned int dev_index, enum ps3_dev_type *dev_type)
 245 {
 246         int result;
 247         u64 v1;
 248
 249         result = read_node(PS3_LPAR_ID_PME,
 250                 make_first_field("bus", bus_index),
 251                 make_field("dev", dev_index),
 252                 make_field("type", 0),
 253                 0,
 254                 &v1, 0);
 255         *dev_type = v1;
 256         return result;
 257 }
 258
 259 int ps3_repository_read_dev_intr(unsigned int bus_index,
 260         unsigned int dev_index, unsigned int intr_index,
 261         enum ps3_interrupt_type *intr_type, unsigned int* interrupt_id)
 262 {
 263         int result;
 264         u64 v1;
 265         u64 v2;
 266
 267         result = read_node(PS3_LPAR_ID_PME,
 268                 make_first_field("bus", bus_index),
 269                 make_field("dev", dev_index),
 270                 make_field("intr", intr_index),
 271                 0,
 272                 &v1, &v2);
 273         *intr_type = v1;
 274         *interrupt_id = v2;
 275         return result;
 276 }
 277
 278 int ps3_repository_read_dev_reg_type(unsigned int bus_index,
 279         unsigned int dev_index, unsigned int reg_index,
 280         enum ps3_reg_type *reg_type)
 281 {
 282         int result;
 283         u64 v1;
 284
 285         result = read_node(PS3_LPAR_ID_PME,
 286                 make_first_field("bus", bus_index),
 287                 make_field("dev", dev_index),
 288                 make_field("reg", reg_index),
 289                 make_field("type", 0),
 290                 &v1, 0);
 291         *reg_type = v1;
 292         return result;
 293 }
 294
 295 int ps3_repository_read_dev_reg_addr(unsigned int bus_index,
 296         unsigned int dev_index, unsigned int reg_index, u64 *bus_addr, u64 *len)
 297 {
 298         return read_node(PS3_LPAR_ID_PME,
 299                 make_first_field("bus", bus_index),
 300                 make_field("dev", dev_index),
 301                 make_field("reg", reg_index),
 302                 make_field("data", 0),
 303                 bus_addr, len);
 304 }
 305
 306 int ps3_repository_read_dev_reg(unsigned int bus_index,
 307         unsigned int dev_index, unsigned int reg_index,
 308         enum ps3_reg_type *reg_type, u64 *bus_addr, u64 *len)
 309 {
 310         int result = ps3_repository_read_dev_reg_type(bus_index, dev_index,
 311                 reg_index, reg_type);
 312         return result ? result
 313                 : ps3_repository_read_dev_reg_addr(bus_index, dev_index,
 314                 reg_index, bus_addr, len);
 315 }
 316
 317
 318
 319 int ps3_repository_find_device(struct ps3_repository_device *repo)
 320 {
 321         int result;
 322         struct ps3_repository_device tmp = *repo;
 323         unsigned int num_dev;
 324
 325         BUG_ON(repo->bus_index > 10);
 326         BUG_ON(repo->dev_index > 10);
 327
 328         result = ps3_repository_read_bus_num_dev(tmp.bus_index, &num_dev);
 329
 330         if (result) {
 331                 pr_debug("%s:%d read_bus_num_dev failed\n", __func__, __LINE__);
 332                 return result;
 333         }
 334
 335         pr_debug("%s:%d: bus_type %u, bus_index %u, bus_id %u, num_dev %u\n",
 336                 __func__, __LINE__, tmp.bus_type, tmp.bus_index, tmp.bus_id,
 337                 num_dev);
 338
 339         if (tmp.dev_index >= num_dev) {
 340                 pr_debug("%s:%d: no device found\n", __func__, __LINE__);
 341                 return -ENODEV;
 342         }
 343
 344         result = ps3_repository_read_dev_type(tmp.bus_index, tmp.dev_index,
 345                 &tmp.dev_type);
 346
 347         if (result) {
 348                 pr_debug("%s:%d read_dev_type failed\n", __func__, __LINE__);
 349                 return result;
 350         }
 351
 352         if (tmp.bus_type == PS3_BUS_TYPE_STORAGE) {
 353                 /*
 354                  * A storage device may show up in the repository before the
 355                  * hypervisor has finished probing its type and regions
 356                  */
 357                 unsigned int num_regions;
 358
 359                 if (tmp.dev_type == PS3_DEV_TYPE_STOR_DUMMY) {
 360                         pr_debug("%s:%u storage device not ready\n", __func__,
 361                                  __LINE__);
 362                         return -ENODEV;
 363                 }
 364
 365                 result = ps3_repository_read_stor_dev_num_regions(tmp.bus_index,
 366                                                                   tmp.dev_index,
 367                                                                   &num_regions);
 368                 if (result) {
 369                         pr_debug("%s:%d read_stor_dev_num_regions failed\n",
 370                                  __func__, __LINE__);
 371                         return result;
 372                 }
 373
 374                 if (!num_regions) {
 375                         pr_debug("%s:%u storage device has no regions yet\n",
 376                                  __func__, __LINE__);
 377                         return -ENODEV;
 378                 }
 379         }
 380
 381         result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
 382                 &tmp.dev_id);
 383
 384         if (result) {
 385                 pr_debug("%s:%d ps3_repository_read_dev_id failed\n", __func__,
 386                 __LINE__);
 387                 return result;
 388         }
 389
 390         pr_debug("%s:%d: found: dev_type %u, dev_index %u, dev_id %u\n",
 391                 __func__, __LINE__, tmp.dev_type, tmp.dev_index, tmp.dev_id);
 392
 393         *repo = tmp;
 394         return 0;
 395 }
 396
 397 int __devinit ps3_repository_find_devices(enum ps3_bus_type bus_type,
 398         int (*callback)(const struct ps3_repository_device *repo))
 399 {
 400         int result = 0;
 401         struct ps3_repository_device repo;
 402
 403         pr_debug(" -> %s:%d: find bus_type %u\n", __func__, __LINE__, bus_type);
 404
 405         for (repo.bus_index = 0; repo.bus_index < 10; repo.bus_index++) {
 406
 407                 result = ps3_repository_read_bus_type(repo.bus_index,
 408                         &repo.bus_type);
 409
 410                 if (result) {
 411                         pr_debug("%s:%d read_bus_type(%u) failed\n",
 412                                 __func__, __LINE__, repo.bus_index);
 413                         break;
 414                 }
 415
 416                 if (repo.bus_type != bus_type) {
 417                         pr_debug("%s:%d: skip, bus_type %u\n", __func__,
 418                                 __LINE__, repo.bus_type);
 419                         continue;
 420                 }
 421
 422                 result = ps3_repository_read_bus_id(repo.bus_index,
 423                         &repo.bus_id);
 424
 425                 if (result) {
 426                         pr_debug("%s:%d read_bus_id(%u) failed\n",
 427                                 __func__, __LINE__, repo.bus_index);
 428                         continue;
 429                 }
 430
 431                 for (repo.dev_index = 0; ; repo.dev_index++) {
 432                         result = ps3_repository_find_device(&repo);
 433
 434                         if (result == -ENODEV) {
 435                                 result = 0;
 436                                 break;
 437                         } else if (result)
 438                                 break;
 439
 440                         result = callback(&repo);
 441
 442                         if (result) {
 443                                 pr_debug("%s:%d: abort at callback\n", __func__,
 444                                         __LINE__);
 445                                 break;
 446                         }
 447                 }
 448                 break;
 449         }
 450
 451         pr_debug(" <- %s:%d\n", __func__, __LINE__);
 452         return result;
 453 }
 454
 455 int ps3_repository_find_bus(enum ps3_bus_type bus_type, unsigned int from,
 456         unsigned int *bus_index)
 457 {
 458         unsigned int i;
 459         enum ps3_bus_type type;
 460         int error;
 461
 462         for (i = from; i < 10; i++) {
 463                 error = ps3_repository_read_bus_type(i, &type);
 464                 if (error) {
 465                         pr_debug("%s:%d read_bus_type failed\n",
 466                                 __func__, __LINE__);
 467                         *bus_index = UINT_MAX;
 468                         return error;
 469                 }
 470                 if (type == bus_type) {
 471                         *bus_index = i;
 472                         return 0;
 473                 }
 474         }
 475         *bus_index = UINT_MAX;
 476         return -ENODEV;
 477 }
 478
 479 int ps3_repository_find_interrupt(const struct ps3_repository_device *repo,
 480         enum ps3_interrupt_type intr_type, unsigned int *interrupt_id)
 481 {
 482         int result = 0;
 483         unsigned int res_index;
 484
 485         pr_debug("%s:%d: find intr_type %u\n", __func__, __LINE__, intr_type);
 486
 487         *interrupt_id = UINT_MAX;
 488
 489         for (res_index = 0; res_index < 10; res_index++) {
 490                 enum ps3_interrupt_type t;
 491                 unsigned int id;
 492
 493                 result = ps3_repository_read_dev_intr(repo->bus_index,
 494                         repo->dev_index, res_index, &t, &id);
 495
 496                 if (result) {
 497                         pr_debug("%s:%d read_dev_intr failed\n",
 498                                 __func__, __LINE__);
 499                         return result;
 500                 }
 501
 502                 if (t == intr_type) {
 503                         *interrupt_id = id;
 504                         break;
 505                 }
 506         }
 507
 508         if (res_index == 10)
 509                 return -ENODEV;
 510
 511         pr_debug("%s:%d: found intr_type %u at res_index %u\n",
 512                 __func__, __LINE__, intr_type, res_index);
 513
 514         return result;
 515 }
 516
 517 int ps3_repository_find_reg(const struct ps3_repository_device *repo,
 518         enum ps3_reg_type reg_type, u64 *bus_addr, u64 *len)
 519 {
 520         int result = 0;
 521         unsigned int res_index;
 522
 523         pr_debug("%s:%d: find reg_type %u\n", __func__, __LINE__, reg_type);
 524
 525         *bus_addr = *len = 0;
 526
 527         for (res_index = 0; res_index < 10; res_index++) {
 528                 enum ps3_reg_type t;
 529                 u64 a;
 530                 u64 l;
 531
 532                 result = ps3_repository_read_dev_reg(repo->bus_index,
 533                         repo->dev_index, res_index, &t, &a, &l);
 534
 535                 if (result) {
 536                         pr_debug("%s:%d read_dev_reg failed\n",
 537                                 __func__, __LINE__);
 538                         return result;
 539                 }
 540
 541                 if (t == reg_type) {
 542                         *bus_addr = a;
 543                         *len = l;
 544                         break;
 545                 }
 546         }
 547
 548         if (res_index == 10)
 549                 return -ENODEV;
 550
 551         pr_debug("%s:%d: found reg_type %u at res_index %u\n",
 552                 __func__, __LINE__, reg_type, res_index);
 553
 554         return result;
 555 }
 556
 557 int ps3_repository_read_stor_dev_port(unsigned int bus_index,
 558         unsigned int dev_index, u64 *port)
 559 {
 560         return read_node(PS3_LPAR_ID_PME,
 561                 make_first_field("bus", bus_index),
 562                 make_field("dev", dev_index),
 563                 make_field("port", 0),
 564                 0, port, 0);
 565 }
 566
 567 int ps3_repository_read_stor_dev_blk_size(unsigned int bus_index,
 568         unsigned int dev_index, u64 *blk_size)
 569 {
 570         return read_node(PS3_LPAR_ID_PME,
 571                 make_first_field("bus", bus_index),
 572                 make_field("dev", dev_index),
 573                 make_field("blk_size", 0),
 574                 0, blk_size, 0);
 575 }
 576
 577 int ps3_repository_read_stor_dev_num_blocks(unsigned int bus_index,
 578         unsigned int dev_index, u64 *num_blocks)
 579 {
 580         return read_node(PS3_LPAR_ID_PME,
 581                 make_first_field("bus", bus_index),
 582                 make_field("dev", dev_index),
 583                 make_field("n_blocks", 0),
 584                 0, num_blocks, 0);
 585 }
 586
 587 int ps3_repository_read_stor_dev_num_regions(unsigned int bus_index,
 588         unsigned int dev_index, unsigned int *num_regions)
 589 {
 590         int result;
 591         u64 v1;
 592
 593         result = read_node(PS3_LPAR_ID_PME,
 594                 make_first_field("bus", bus_index),
 595                 make_field("dev", dev_index),
 596                 make_field("n_regs", 0),
 597                 0, &v1, 0);
 598         *num_regions = v1;
 599         return result;
 600 }
 601
 602 int ps3_repository_read_stor_dev_region_id(unsigned int bus_index,
 603         unsigned int dev_index, unsigned int region_index,
 604         unsigned int *region_id)
 605 {
 606         int result;
 607         u64 v1;
 608
 609         result = read_node(PS3_LPAR_ID_PME,
 610             make_first_field("bus", bus_index),
 611             make_field("dev", dev_index),
 612             make_field("region", region_index),
 613             make_field("id", 0),
 614             &v1, 0);
 615         *region_id = v1;
 616         return result;
 617 }
 618
 619 int ps3_repository_read_stor_dev_region_size(unsigned int bus_index,
 620         unsigned int dev_index, unsigned int region_index, u64 *region_size)
 621 {
 622         return read_node(PS3_LPAR_ID_PME,
 623             make_first_field("bus", bus_index),
 624             make_field("dev", dev_index),
 625             make_field("region", region_index),
 626             make_field("size", 0),
 627             region_size, 0);
 628 }
 629
 630 int ps3_repository_read_stor_dev_region_start(unsigned int bus_index,
 631         unsigned int dev_index, unsigned int region_index, u64 *region_start)
 632 {
 633         return read_node(PS3_LPAR_ID_PME,
 634             make_first_field("bus", bus_index),
 635             make_field("dev", dev_index),
 636             make_field("region", region_index),
 637             make_field("start", 0),
 638             region_start, 0);
 639 }
 640
 641 int ps3_repository_read_stor_dev_info(unsigned int bus_index,
 642         unsigned int dev_index, u64 *port, u64 *blk_size,
 643         u64 *num_blocks, unsigned int *num_regions)
 644 {
 645         int result;
 646
 647         result = ps3_repository_read_stor_dev_port(bus_index, dev_index, port);
 648         if (result)
 649             return result;
 650
 651         result = ps3_repository_read_stor_dev_blk_size(bus_index, dev_index,
 652                 blk_size);
 653         if (result)
 654             return result;
 655
 656         result = ps3_repository_read_stor_dev_num_blocks(bus_index, dev_index,
 657                 num_blocks);
 658         if (result)
 659             return result;
 660
 661         result = ps3_repository_read_stor_dev_num_regions(bus_index, dev_index,
 662                 num_regions);
 663         return result;
 664 }
 665
 666 int ps3_repository_read_stor_dev_region(unsigned int bus_index,
 667         unsigned int dev_index, unsigned int region_index,
 668         unsigned int *region_id, u64 *region_start, u64 *region_size)
 669 {
 670         int result;
 671
 672         result = ps3_repository_read_stor_dev_region_id(bus_index, dev_index,
 673                 region_index, region_id);
 674         if (result)
 675             return result;
 676
 677         result = ps3_repository_read_stor_dev_region_start(bus_index, dev_index,
 678                 region_index, region_start);
 679         if (result)
 680             return result;
 681
 682         result = ps3_repository_read_stor_dev_region_size(bus_index, dev_index,
 683                 region_index, region_size);
 684         return result;
 685 }
 686
 687 int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size)
 688 {
 689         return read_node(PS3_LPAR_ID_CURRENT,
 690                 make_first_field("bi", 0),
 691                 make_field("pu", 0),
 692                 ppe_id,
 693                 make_field("rm_size", 0),
 694                 rm_size, 0);
 695 }
 696
 697 int ps3_repository_read_region_total(u64 *region_total)
 698 {
 699         return read_node(PS3_LPAR_ID_CURRENT,
 700                 make_first_field("bi", 0),
 701                 make_field("rgntotal", 0),
 702                 0, 0,
 703                 region_total, 0);
 704 }
 705
 706 /**
 707  * ps3_repository_read_mm_info - Read mm info for single pu system.
 708  * @rm_base: Real mode memory base address.
 709  * @rm_size: Real mode memory size.
 710  * @region_total: Maximum memory region size.
 711  */
 712
 713 int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size, u64 *region_total)
 714 {
 715         int result;
 716         u64 ppe_id;
 717
 718         lv1_get_logical_ppe_id(&ppe_id);
 719         *rm_base = 0;
 720         result = ps3_repository_read_rm_size(ppe_id, rm_size);
 721         return result ? result
 722                 : ps3_repository_read_region_total(region_total);
 723 }
 724
 725 /**
 726  * ps3_repository_read_num_spu_reserved - Number of physical spus reserved.
 727  * @num_spu: Number of physical spus.
 728  */
 729
 730 int ps3_repository_read_num_spu_reserved(unsigned int *num_spu_reserved)
 731 {
 732         int result;
 733         u64 v1;
 734
 735         result = read_node(PS3_LPAR_ID_CURRENT,
 736                 make_first_field("bi", 0),
 737                 make_field("spun", 0),
 738                 0, 0,
 739                 &v1, 0);
 740         *num_spu_reserved = v1;
 741         return result;
 742 }
 743
 744 /**
 745  * ps3_repository_read_num_spu_resource_id - Number of spu resource reservations.
 746  * @num_resource_id: Number of spu resource ids.
 747  */
 748
 749 int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id)
 750 {
 751         int result;
 752         u64 v1;
 753
 754         result = read_node(PS3_LPAR_ID_CURRENT,
 755                 make_first_field("bi", 0),
 756                 make_field("spursvn", 0),
 757                 0, 0,
 758                 &v1, 0);
 759         *num_resource_id = v1;
 760         return result;
 761 }
 762
 763 /**
 764  * ps3_repository_read_spu_resource_id - spu resource reservation id value.
 765  * @res_index: Resource reservation index.
 766  * @resource_type: Resource reservation type.
 767  * @resource_id: Resource reservation id.
 768  */
 769
 770 int ps3_repository_read_spu_resource_id(unsigned int res_index,
 771         enum ps3_spu_resource_type* resource_type, unsigned int *resource_id)
 772 {
 773         int result;
 774         u64 v1;
 775         u64 v2;
 776
 777         result = read_node(PS3_LPAR_ID_CURRENT,
 778                 make_first_field("bi", 0),
 779                 make_field("spursv", 0),
 780                 res_index,
 781                 0,
 782                 &v1, &v2);
 783         *resource_type = v1;
 784         *resource_id = v2;
 785         return result;
 786 }
 787
 788 int ps3_repository_read_boot_dat_address(u64 *address)
 789 {
 790         return read_node(PS3_LPAR_ID_CURRENT,
 791                 make_first_field("bi", 0),
 792                 make_field("boot_dat", 0),
 793                 make_field("address", 0),
 794                 0,
 795                 address, 0);
 796 }
 797
 798 int ps3_repository_read_boot_dat_size(unsigned int *size)
 799 {
 800         int result;
 801         u64 v1;
 802
 803         result = read_node(PS3_LPAR_ID_CURRENT,
 804                 make_first_field("bi", 0),
 805                 make_field("boot_dat", 0),
 806                 make_field("size", 0),
 807                 0,
 808                 &v1, 0);
 809         *size = v1;
 810         return result;
 811 }
 812
 813 int ps3_repository_read_vuart_av_port(unsigned int *port)
 814 {
 815         int result;
 816         u64 v1;
 817
 818         result = read_node(PS3_LPAR_ID_CURRENT,
 819                 make_first_field("bi", 0),
 820                 make_field("vir_uart", 0),
 821                 make_field("port", 0),
 822                 make_field("avset", 0),
 823                 &v1, 0);
 824         *port = v1;
 825         return result;
 826 }
 827
 828 int ps3_repository_read_vuart_sysmgr_port(unsigned int *port)
 829 {
 830         int result;
 831         u64 v1;
 832
 833         result = read_node(PS3_LPAR_ID_CURRENT,
 834                 make_first_field("bi", 0),
 835                 make_field("vir_uart", 0),
 836                 make_field("port", 0),
 837                 make_field("sysmgr", 0),
 838                 &v1, 0);
 839         *port = v1;
 840         return result;
 841 }
 842
 843 /**
 844   * ps3_repository_read_boot_dat_info - Get address and size of cell_ext_os_area.
 845   * address: lpar address of cell_ext_os_area
 846   * @size: size of cell_ext_os_area
 847   */
 848
 849 int ps3_repository_read_boot_dat_info(u64 *lpar_addr, unsigned int *size)
 850 {
 851         int result;
 852
 853         *size = 0;
 854         result = ps3_repository_read_boot_dat_address(lpar_addr);
 855         return result ? result
 856                 : ps3_repository_read_boot_dat_size(size);
 857 }
 858
 859 int ps3_repository_read_num_be(unsigned int *num_be)
 860 {
 861         int result;
 862         u64 v1;
 863
 864         result = read_node(PS3_LPAR_ID_PME,
 865                 make_first_field("ben", 0),
 866                 0,
 867                 0,
 868                 0,
 869                 &v1, 0);
 870         *num_be = v1;
 871         return result;
 872 }
 873
 874 int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id)
 875 {
 876         return read_node(PS3_LPAR_ID_PME,
 877                 make_first_field("be", be_index),
 878                 0,
 879                 0,
 880                 0,
 881                 node_id, 0);
 882 }
 883
 884 int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq)
 885 {
 886         return read_node(PS3_LPAR_ID_PME,
 887                 make_first_field("be", 0),
 888                 node_id,
 889                 make_field("clock", 0),
 890                 0,
 891                 tb_freq, 0);
 892 }
 893
 894 int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq)
 895 {
 896         int result;
 897         u64 node_id;
 898
 899         *tb_freq = 0;
 900         result = ps3_repository_read_be_node_id(0, &node_id);
 901         return result ? result
 902                 : ps3_repository_read_tb_freq(node_id, tb_freq);
 903 }
 904
 905 #if defined(DEBUG)
 906
 907 int ps3_repository_dump_resource_info(const struct ps3_repository_device *repo)
 908 {
 909         int result = 0;
 910         unsigned int res_index;
 911
 912         pr_debug(" -> %s:%d: (%u:%u)\n", __func__, __LINE__,
 913                 repo->bus_index, repo->dev_index);
 914
 915         for (res_index = 0; res_index < 10; res_index++) {
 916                 enum ps3_interrupt_type intr_type;
 917                 unsigned int interrupt_id;
 918
 919                 result = ps3_repository_read_dev_intr(repo->bus_index,
 920                         repo->dev_index, res_index, &intr_type, &interrupt_id);
 921
 922                 if (result) {
 923                         if (result !=  LV1_NO_ENTRY)
 924                                 pr_debug("%s:%d ps3_repository_read_dev_intr"
 925                                         " (%u:%u) failed\n", __func__, __LINE__,
 926                                         repo->bus_index, repo->dev_index);
 927                         break;
 928                 }
 929
 930                 pr_debug("%s:%d (%u:%u) intr_type %u, interrupt_id %u\n",
 931                         __func__, __LINE__, repo->bus_index, repo->dev_index,
 932                         intr_type, interrupt_id);
 933         }
 934
 935         for (res_index = 0; res_index < 10; res_index++) {
 936                 enum ps3_reg_type reg_type;
 937                 u64 bus_addr;
 938                 u64 len;
 939
 940                 result = ps3_repository_read_dev_reg(repo->bus_index,
 941                         repo->dev_index, res_index, &reg_type, &bus_addr, &len);
 942
 943                 if (result) {
 944                         if (result !=  LV1_NO_ENTRY)
 945                                 pr_debug("%s:%d ps3_repository_read_dev_reg"
 946                                         " (%u:%u) failed\n", __func__, __LINE__,
 947                                         repo->bus_index, repo->dev_index);
 948                         break;
 949                 }
 950
 951                 pr_debug("%s:%d (%u:%u) reg_type %u, bus_addr %lxh, len %lxh\n",
 952                         __func__, __LINE__, repo->bus_index, repo->dev_index,
 953                         reg_type, bus_addr, len);
 954         }
 955
 956         pr_debug(" <- %s:%d\n", __func__, __LINE__);
 957         return result;
 958 }
 959
 960 static int dump_stor_dev_info(struct ps3_repository_device *repo)
 961 {
 962         int result = 0;
 963         unsigned int num_regions, region_index;
 964         u64 port, blk_size, num_blocks;
 965
 966         pr_debug(" -> %s:%d: (%u:%u)\n", __func__, __LINE__,
 967                 repo->bus_index, repo->dev_index);
 968
 969         result = ps3_repository_read_stor_dev_info(repo->bus_index,
 970                 repo->dev_index, &port, &blk_size, &num_blocks, &num_regions);
 971         if (result) {
 972                 pr_debug("%s:%d ps3_repository_read_stor_dev_info"
 973                         " (%u:%u) failed\n", __func__, __LINE__,
 974                         repo->bus_index, repo->dev_index);
 975                 goto out;
 976         }
 977
 978         pr_debug("%s:%d  (%u:%u): port %lu, blk_size %lu, num_blocks "
 979                  "%lu, num_regions %u\n",
 980                  __func__, __LINE__, repo->bus_index, repo->dev_index, port,
 981                  blk_size, num_blocks, num_regions);
 982
 983         for (region_index = 0; region_index < num_regions; region_index++) {
 984                 unsigned int region_id;
 985                 u64 region_start, region_size;
 986
 987                 result = ps3_repository_read_stor_dev_region(repo->bus_index,
 988                         repo->dev_index, region_index, &region_id,
 989                         &region_start, &region_size);
 990                 if (result) {
 991                          pr_debug("%s:%d ps3_repository_read_stor_dev_region"
 992                                   " (%u:%u) failed\n", __func__, __LINE__,
 993                                   repo->bus_index, repo->dev_index);
 994                         break;
 995                 }
 996
 997                 pr_debug("%s:%d (%u:%u) region_id %u, start %lxh, size %lxh\n",
 998                         __func__, __LINE__, repo->bus_index, repo->dev_index,
 999                         region_id, region_start, region_size);
1000         }
1001
1002 out:
1003         pr_debug(" <- %s:%d\n", __func__, __LINE__);
1004         return result;
1005 }
1006
1007 static int dump_device_info(struct ps3_repository_device *repo,
1008         unsigned int num_dev)
1009 {
1010         int result = 0;
1011
1012         pr_debug(" -> %s:%d: bus_%u\n", __func__, __LINE__, repo->bus_index);
1013
1014         for (repo->dev_index = 0; repo->dev_index < num_dev;
1015                 repo->dev_index++) {
1016
1017                 result = ps3_repository_read_dev_type(repo->bus_index,
1018                         repo->dev_index, &repo->dev_type);
1019
1020                 if (result) {
1021                         pr_debug("%s:%d ps3_repository_read_dev_type"
1022                                 " (%u:%u) failed\n", __func__, __LINE__,
1023                                 repo->bus_index, repo->dev_index);
1024                         break;
1025                 }
1026
1027                 result = ps3_repository_read_dev_id(repo->bus_index,
1028                         repo->dev_index, &repo->dev_id);
1029
1030                 if (result) {
1031                         pr_debug("%s:%d ps3_repository_read_dev_id"
1032                                 " (%u:%u) failed\n", __func__, __LINE__,
1033                                 repo->bus_index, repo->dev_index);
1034                         continue;
1035                 }
1036
1037                 pr_debug("%s:%d  (%u:%u): dev_type %u, dev_id %u\n", __func__,
1038                         __LINE__, repo->bus_index, repo->dev_index,
1039                         repo->dev_type, repo->dev_id);
1040
1041                 ps3_repository_dump_resource_info(repo);
1042
1043                 if (repo->bus_type == PS3_BUS_TYPE_STORAGE)
1044                         dump_stor_dev_info(repo);
1045         }
1046
1047         pr_debug(" <- %s:%d\n", __func__, __LINE__);
1048         return result;
1049 }
1050
1051 int ps3_repository_dump_bus_info(void)
1052 {
1053         int result = 0;
1054         struct ps3_repository_device repo;
1055
1056         pr_debug(" -> %s:%d\n", __func__, __LINE__);
1057
1058         memset(&repo, 0, sizeof(repo));
1059
1060         for (repo.bus_index = 0; repo.bus_index < 10; repo.bus_index++) {
1061                 unsigned int num_dev;
1062
1063                 result = ps3_repository_read_bus_type(repo.bus_index,
1064                         &repo.bus_type);
1065
1066                 if (result) {
1067                         pr_debug("%s:%d read_bus_type(%u) failed\n",
1068                                 __func__, __LINE__, repo.bus_index);
1069                         break;
1070                 }
1071
1072                 result = ps3_repository_read_bus_id(repo.bus_index,
1073                         &repo.bus_id);
1074
1075                 if (result) {
1076                         pr_debug("%s:%d read_bus_id(%u) failed\n",
1077                                 __func__, __LINE__, repo.bus_index);
1078                         continue;
1079                 }
1080
1081                 if (repo.bus_index != repo.bus_id)
1082                         pr_debug("%s:%d bus_index != bus_id\n",
1083                                 __func__, __LINE__);
1084
1085                 result = ps3_repository_read_bus_num_dev(repo.bus_index,
1086                         &num_dev);
1087
1088                 if (result) {
1089                         pr_debug("%s:%d read_bus_num_dev(%u) failed\n",
1090                                 __func__, __LINE__, repo.bus_index);
1091                         continue;
1092                 }
1093
1094                 pr_debug("%s:%d bus_%u: bus_type %u, bus_id %u, num_dev %u\n",
1095                         __func__, __LINE__, repo.bus_index, repo.bus_type,
1096                         repo.bus_id, num_dev);
1097
1098                 dump_device_info(&repo, num_dev);
1099         }
1100
1101         pr_debug(" <- %s:%d\n", __func__, __LINE__);
1102         return result;
1103 }
1104
1105 #endif /* defined(DEBUG) */