1 /*- 2 * Copyright (c) 2017 Chelsio Communications, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include <sys/types.h> 28 #include <sys/param.h> 29 30 #include "common/common.h" 31 #include "common/t4_regs.h" 32 #include "cudbg.h" 33 #include "cudbg_lib_common.h" 34 #include "cudbg_lib.h" 35 #include "cudbg_entity.h" 36 #define BUFFER_WARN_LIMIT 10000000 37 38 struct large_entity large_entity_list[] = { 39 {CUDBG_EDC0, 0, 0}, 40 {CUDBG_EDC1, 0 , 0}, 41 {CUDBG_MC0, 0, 0}, 42 {CUDBG_MC1, 0, 0} 43 }; 44 45 static int is_fw_attached(struct cudbg_init *pdbg_init) 46 { 47 48 return (pdbg_init->adap->flags & FW_OK); 49 } 50 51 /* This function will add additional padding bytes into debug_buffer to make it 52 * 4 byte aligned.*/ 53 static void align_debug_buffer(struct cudbg_buffer *dbg_buff, 54 struct cudbg_entity_hdr *entity_hdr) 55 { 56 u8 zero_buf[4] = {0}; 57 u8 padding, remain; 58 59 remain = (dbg_buff->offset - entity_hdr->start_offset) % 4; 60 padding = 4 - remain; 61 if (remain) { 62 memcpy(((u8 *) dbg_buff->data) + dbg_buff->offset, &zero_buf, 63 padding); 64 dbg_buff->offset += padding; 65 entity_hdr->num_pad = padding; 66 } 67 68 entity_hdr->size = dbg_buff->offset - entity_hdr->start_offset; 69 } 70 71 static void read_sge_ctxt(struct cudbg_init *pdbg_init, u32 cid, 72 enum ctxt_type ctype, u32 *data) 73 { 74 struct adapter *padap = pdbg_init->adap; 75 int rc = -1; 76 77 if (is_fw_attached(pdbg_init)) { 78 rc = begin_synchronized_op(padap, NULL, SLEEP_OK | INTR_OK, 79 "t4cudf"); 80 if (rc != 0) 81 goto out; 82 rc = t4_sge_ctxt_rd(padap, padap->mbox, cid, ctype, 83 data); 84 end_synchronized_op(padap, 0); 85 } 86 87 out: 88 if (rc) 89 t4_sge_ctxt_rd_bd(padap, cid, ctype, data); 90 } 91 92 static int get_next_ext_entity_hdr(void *outbuf, u32 *ext_size, 93 struct cudbg_buffer *dbg_buff, 94 struct cudbg_entity_hdr **entity_hdr) 95 { 96 struct cudbg_hdr *cudbg_hdr = (struct cudbg_hdr *)outbuf; 97 int rc = 0; 98 u32 ext_offset = cudbg_hdr->data_len; 99 *ext_size = 0; 100 101 if (dbg_buff->size - dbg_buff->offset <= 102 sizeof(struct cudbg_entity_hdr)) { 103 rc = CUDBG_STATUS_BUFFER_SHORT; 104 goto err; 105 } 106 107 *entity_hdr = (struct cudbg_entity_hdr *) 108 ((char *)outbuf + cudbg_hdr->data_len); 109 110 /* Find the last extended entity header */ 111 while ((*entity_hdr)->size) { 112 113 ext_offset += sizeof(struct cudbg_entity_hdr) + 114 (*entity_hdr)->size; 115 116 *ext_size += (*entity_hdr)->size + 117 sizeof(struct cudbg_entity_hdr); 118 119 if (dbg_buff->size - dbg_buff->offset + *ext_size <= 120 sizeof(struct cudbg_entity_hdr)) { 121 rc = CUDBG_STATUS_BUFFER_SHORT; 122 goto err; 123 } 124 125 if (ext_offset != (*entity_hdr)->next_ext_offset) { 126 ext_offset -= sizeof(struct cudbg_entity_hdr) + 127 (*entity_hdr)->size; 128 break; 129 } 130 131 (*entity_hdr)->next_ext_offset = *ext_size; 132 133 *entity_hdr = (struct cudbg_entity_hdr *) 134 ((char *)outbuf + 135 ext_offset); 136 } 137 138 /* update the data offset */ 139 dbg_buff->offset = ext_offset; 140 err: 141 return rc; 142 } 143 144 static int wr_entity_to_flash(void *handle, struct cudbg_buffer *dbg_buff, 145 u32 cur_entity_data_offset, 146 u32 cur_entity_size, 147 int entity_nu, u32 ext_size) 148 { 149 struct cudbg_private *priv = handle; 150 struct cudbg_init *cudbg_init = &priv->dbg_init; 151 struct cudbg_flash_sec_info *sec_info = &priv->sec_info; 152 u64 timestamp; 153 u32 cur_entity_hdr_offset = sizeof(struct cudbg_hdr); 154 u32 remain_flash_size; 155 u32 flash_data_offset; 156 u32 data_hdr_size; 157 int rc = -1; 158 unsigned int cudbg_len; 159 160 data_hdr_size = CUDBG_MAX_ENTITY * sizeof(struct cudbg_entity_hdr) + 161 sizeof(struct cudbg_hdr); 162 t4_flash_loc_start(cudbg_init->adap, FLASH_LOC_CUDBG, &cudbg_len); 163 164 flash_data_offset = ((cudbg_len / SF_SEC_SIZE) * 165 (sizeof(struct cudbg_flash_hdr) + 166 data_hdr_size)) + 167 (cur_entity_data_offset - data_hdr_size); 168 169 if (flash_data_offset > cudbg_len) { 170 update_skip_size(sec_info, cur_entity_size); 171 if (cudbg_init->verbose) 172 cudbg_init->print("Large entity skipping...\n"); 173 return rc; 174 } 175 176 remain_flash_size = cudbg_len - flash_data_offset; 177 178 if (cur_entity_size > remain_flash_size) { 179 update_skip_size(sec_info, cur_entity_size); 180 if (cudbg_init->verbose) 181 cudbg_init->print("Large entity skipping...\n"); 182 } else { 183 timestamp = 0; 184 185 cur_entity_hdr_offset += 186 (sizeof(struct cudbg_entity_hdr) * 187 (entity_nu - 1)); 188 189 rc = cudbg_write_flash(handle, timestamp, dbg_buff, 190 cur_entity_data_offset, 191 cur_entity_hdr_offset, 192 cur_entity_size, 193 ext_size); 194 if (rc == CUDBG_STATUS_FLASH_FULL && cudbg_init->verbose) 195 cudbg_init->print("\n\tFLASH is full... " 196 "can not write in flash more\n\n"); 197 } 198 199 return rc; 200 } 201 202 int cudbg_collect(void *handle, void *outbuf, u32 *outbuf_size) 203 { 204 struct cudbg_entity_hdr *entity_hdr = NULL; 205 struct cudbg_entity_hdr *ext_entity_hdr = NULL; 206 struct cudbg_hdr *cudbg_hdr; 207 struct cudbg_buffer dbg_buff; 208 struct cudbg_error cudbg_err = {0}; 209 int large_entity_code; 210 211 u8 *dbg_bitmap = ((struct cudbg_private *)handle)->dbg_init.dbg_bitmap; 212 struct cudbg_init *cudbg_init = 213 &(((struct cudbg_private *)handle)->dbg_init); 214 struct adapter *padap = cudbg_init->adap; 215 u32 total_size, remaining_buf_size; 216 u32 ext_size = 0; 217 int index, bit, i, rc = -1; 218 int all; 219 bool flag_ext = 0; 220 221 reset_skip_entity(); 222 223 dbg_buff.data = outbuf; 224 dbg_buff.size = *outbuf_size; 225 dbg_buff.offset = 0; 226 227 cudbg_hdr = (struct cudbg_hdr *)dbg_buff.data; 228 cudbg_hdr->signature = CUDBG_SIGNATURE; 229 cudbg_hdr->hdr_len = sizeof(struct cudbg_hdr); 230 cudbg_hdr->major_ver = CUDBG_MAJOR_VERSION; 231 cudbg_hdr->minor_ver = CUDBG_MINOR_VERSION; 232 cudbg_hdr->max_entities = CUDBG_MAX_ENTITY; 233 cudbg_hdr->chip_ver = padap->params.chipid; 234 235 if (cudbg_hdr->data_len) 236 flag_ext = 1; 237 238 if (cudbg_init->use_flash) { 239 #ifndef notyet 240 rc = t4_get_flash_params(padap); 241 if (rc) { 242 if (cudbg_init->verbose) 243 cudbg_init->print("\nGet flash params failed.\n\n"); 244 cudbg_init->use_flash = 0; 245 } 246 #endif 247 248 #ifdef notyet 249 /* Timestamp is mandatory. If it is not passed then disable 250 * flash support 251 */ 252 if (!cudbg_init->dbg_params[CUDBG_TIMESTAMP_PARAM].u.time) { 253 if (cudbg_init->verbose) 254 cudbg_init->print("\nTimestamp param missing," 255 "so ignoring flash write request\n\n"); 256 cudbg_init->use_flash = 0; 257 } 258 #endif 259 } 260 261 if (sizeof(struct cudbg_entity_hdr) * CUDBG_MAX_ENTITY > 262 dbg_buff.size) { 263 rc = CUDBG_STATUS_SMALL_BUFF; 264 total_size = cudbg_hdr->hdr_len; 265 goto err; 266 } 267 268 /* If ext flag is set then move the offset to the end of the buf 269 * so that we can add ext entities 270 */ 271 if (flag_ext) { 272 ext_entity_hdr = (struct cudbg_entity_hdr *) 273 ((char *)outbuf + cudbg_hdr->hdr_len + 274 (sizeof(struct cudbg_entity_hdr) * 275 (CUDBG_EXT_ENTITY - 1))); 276 ext_entity_hdr->start_offset = cudbg_hdr->data_len; 277 ext_entity_hdr->entity_type = CUDBG_EXT_ENTITY; 278 ext_entity_hdr->size = 0; 279 dbg_buff.offset = cudbg_hdr->data_len; 280 } else { 281 dbg_buff.offset += cudbg_hdr->hdr_len; /* move 24 bytes*/ 282 dbg_buff.offset += CUDBG_MAX_ENTITY * 283 sizeof(struct cudbg_entity_hdr); 284 } 285 286 total_size = dbg_buff.offset; 287 all = dbg_bitmap[0] & (1 << CUDBG_ALL); 288 289 /*sort(large_entity_list);*/ 290 291 for (i = 1; i < CUDBG_MAX_ENTITY; i++) { 292 index = i / 8; 293 bit = i % 8; 294 295 if (entity_list[i].bit == CUDBG_EXT_ENTITY) 296 continue; 297 298 if (all || (dbg_bitmap[index] & (1 << bit))) { 299 300 if (!flag_ext) { 301 rc = get_entity_hdr(outbuf, i, dbg_buff.size, 302 &entity_hdr); 303 if (rc) 304 cudbg_hdr->hdr_flags = rc; 305 } else { 306 rc = get_next_ext_entity_hdr(outbuf, &ext_size, 307 &dbg_buff, 308 &entity_hdr); 309 if (rc) 310 goto err; 311 312 /* move the offset after the ext header */ 313 dbg_buff.offset += 314 sizeof(struct cudbg_entity_hdr); 315 } 316 317 entity_hdr->entity_type = i; 318 entity_hdr->start_offset = dbg_buff.offset; 319 /* process each entity by calling process_entity fp */ 320 remaining_buf_size = dbg_buff.size - dbg_buff.offset; 321 322 if ((remaining_buf_size <= BUFFER_WARN_LIMIT) && 323 is_large_entity(i)) { 324 if (cudbg_init->verbose) 325 cudbg_init->print("Skipping %s\n", 326 entity_list[i].name); 327 skip_entity(i); 328 continue; 329 } else { 330 331 /* If fw_attach is 0, then skip entities which 332 * communicates with firmware 333 */ 334 335 if (!is_fw_attached(cudbg_init) && 336 (entity_list[i].flag & 337 (1 << ENTITY_FLAG_FW_NO_ATTACH))) { 338 if (cudbg_init->verbose) 339 cudbg_init->print("Skipping %s entity,"\ 340 "because fw_attach "\ 341 "is 0\n", 342 entity_list[i].name); 343 continue; 344 } 345 346 if (cudbg_init->verbose) 347 cudbg_init->print("collecting debug entity: "\ 348 "%s\n", entity_list[i].name); 349 memset(&cudbg_err, 0, 350 sizeof(struct cudbg_error)); 351 rc = process_entity[i-1](cudbg_init, &dbg_buff, 352 &cudbg_err); 353 } 354 355 if (rc) { 356 entity_hdr->size = 0; 357 dbg_buff.offset = entity_hdr->start_offset; 358 } else 359 align_debug_buffer(&dbg_buff, entity_hdr); 360 361 if (cudbg_err.sys_err) 362 rc = CUDBG_SYSTEM_ERROR; 363 364 entity_hdr->hdr_flags = rc; 365 entity_hdr->sys_err = cudbg_err.sys_err; 366 entity_hdr->sys_warn = cudbg_err.sys_warn; 367 368 /* We don't want to include ext entity size in global 369 * header 370 */ 371 if (!flag_ext) 372 total_size += entity_hdr->size; 373 374 cudbg_hdr->data_len = total_size; 375 *outbuf_size = total_size; 376 377 /* consider the size of the ext entity header and data 378 * also 379 */ 380 if (flag_ext) { 381 ext_size += (sizeof(struct cudbg_entity_hdr) + 382 entity_hdr->size); 383 entity_hdr->start_offset -= cudbg_hdr->data_len; 384 ext_entity_hdr->size = ext_size; 385 entity_hdr->next_ext_offset = ext_size; 386 entity_hdr->flag |= CUDBG_EXT_DATA_VALID; 387 } 388 389 if (cudbg_init->use_flash) { 390 if (flag_ext) { 391 wr_entity_to_flash(handle, 392 &dbg_buff, 393 ext_entity_hdr-> 394 start_offset, 395 entity_hdr-> 396 size, 397 CUDBG_EXT_ENTITY, 398 ext_size); 399 } 400 else 401 wr_entity_to_flash(handle, 402 &dbg_buff, 403 entity_hdr->\ 404 start_offset, 405 entity_hdr->size, 406 i, ext_size); 407 } 408 } 409 } 410 411 for (i = 0; i < sizeof(large_entity_list) / sizeof(struct large_entity); 412 i++) { 413 large_entity_code = large_entity_list[i].entity_code; 414 if (large_entity_list[i].skip_flag) { 415 if (!flag_ext) { 416 rc = get_entity_hdr(outbuf, large_entity_code, 417 dbg_buff.size, &entity_hdr); 418 if (rc) 419 cudbg_hdr->hdr_flags = rc; 420 } else { 421 rc = get_next_ext_entity_hdr(outbuf, &ext_size, 422 &dbg_buff, 423 &entity_hdr); 424 if (rc) 425 goto err; 426 427 dbg_buff.offset += 428 sizeof(struct cudbg_entity_hdr); 429 } 430 431 /* If fw_attach is 0, then skip entities which 432 * communicates with firmware 433 */ 434 if (!is_fw_attached(cudbg_init) && 435 (entity_list[large_entity_code].flag & 436 (1 << ENTITY_FLAG_FW_NO_ATTACH))) { 437 if (cudbg_init->verbose) 438 cudbg_init->print("Skipping %s entity,"\ 439 "because fw_attach "\ 440 "is 0\n", 441 entity_list[large_entity_code] 442 .name); 443 continue; 444 } 445 446 entity_hdr->entity_type = large_entity_code; 447 entity_hdr->start_offset = dbg_buff.offset; 448 if (cudbg_init->verbose) 449 cudbg_init->print("Re-trying debug entity: %s\n", 450 entity_list[large_entity_code].name); 451 452 memset(&cudbg_err, 0, sizeof(struct cudbg_error)); 453 rc = process_entity[large_entity_code - 1](cudbg_init, 454 &dbg_buff, 455 &cudbg_err); 456 if (rc) { 457 entity_hdr->size = 0; 458 dbg_buff.offset = entity_hdr->start_offset; 459 } else 460 align_debug_buffer(&dbg_buff, entity_hdr); 461 462 if (cudbg_err.sys_err) 463 rc = CUDBG_SYSTEM_ERROR; 464 465 entity_hdr->hdr_flags = rc; 466 entity_hdr->sys_err = cudbg_err.sys_err; 467 entity_hdr->sys_warn = cudbg_err.sys_warn; 468 469 /* We don't want to include ext entity size in global 470 * header 471 */ 472 if (!flag_ext) 473 total_size += entity_hdr->size; 474 475 cudbg_hdr->data_len = total_size; 476 *outbuf_size = total_size; 477 478 /* consider the size of the ext entity header and 479 * data also 480 */ 481 if (flag_ext) { 482 ext_size += (sizeof(struct cudbg_entity_hdr) + 483 entity_hdr->size); 484 entity_hdr->start_offset -= 485 cudbg_hdr->data_len; 486 ext_entity_hdr->size = ext_size; 487 entity_hdr->flag |= CUDBG_EXT_DATA_VALID; 488 } 489 490 if (cudbg_init->use_flash) { 491 if (flag_ext) 492 wr_entity_to_flash(handle, 493 &dbg_buff, 494 ext_entity_hdr-> 495 start_offset, 496 entity_hdr->size, 497 CUDBG_EXT_ENTITY, 498 ext_size); 499 else 500 wr_entity_to_flash(handle, 501 &dbg_buff, 502 entity_hdr-> 503 start_offset, 504 entity_hdr-> 505 size, 506 large_entity_list[i]. 507 entity_code, 508 ext_size); 509 } 510 } 511 } 512 513 cudbg_hdr->data_len = total_size; 514 *outbuf_size = total_size; 515 516 if (flag_ext) 517 *outbuf_size += ext_size; 518 519 return 0; 520 err: 521 return rc; 522 } 523 524 void reset_skip_entity(void) 525 { 526 int i; 527 528 for (i = 0; i < ARRAY_SIZE(large_entity_list); i++) 529 large_entity_list[i].skip_flag = 0; 530 } 531 532 void skip_entity(int entity_code) 533 { 534 int i; 535 for (i = 0; i < sizeof(large_entity_list) / sizeof(struct large_entity); 536 i++) { 537 if (large_entity_list[i].entity_code == entity_code) 538 large_entity_list[i].skip_flag = 1; 539 } 540 } 541 542 int is_large_entity(int entity_code) 543 { 544 int i; 545 546 for (i = 0; i < sizeof(large_entity_list) / sizeof(struct large_entity); 547 i++) { 548 if (large_entity_list[i].entity_code == entity_code) 549 return 1; 550 } 551 return 0; 552 } 553 554 int get_entity_hdr(void *outbuf, int i, u32 size, 555 struct cudbg_entity_hdr **entity_hdr) 556 { 557 int rc = 0; 558 struct cudbg_hdr *cudbg_hdr = (struct cudbg_hdr *)outbuf; 559 560 if (cudbg_hdr->hdr_len + (sizeof(struct cudbg_entity_hdr)*i) > size) 561 return CUDBG_STATUS_SMALL_BUFF; 562 563 *entity_hdr = (struct cudbg_entity_hdr *) 564 ((char *)outbuf+cudbg_hdr->hdr_len + 565 (sizeof(struct cudbg_entity_hdr)*(i-1))); 566 return rc; 567 } 568 569 static int collect_rss(struct cudbg_init *pdbg_init, 570 struct cudbg_buffer *dbg_buff, 571 struct cudbg_error *cudbg_err) 572 { 573 struct adapter *padap = pdbg_init->adap; 574 struct cudbg_buffer scratch_buff; 575 u32 size; 576 int rc = 0; 577 578 size = padap->chip_params->rss_nentries * sizeof(u16); 579 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 580 if (rc) 581 goto err; 582 583 rc = t4_read_rss(padap, (u16 *)scratch_buff.data); 584 if (rc) { 585 if (pdbg_init->verbose) 586 pdbg_init->print("%s(), t4_read_rss failed!, rc: %d\n", 587 __func__, rc); 588 cudbg_err->sys_err = rc; 589 goto err1; 590 } 591 592 rc = write_compression_hdr(&scratch_buff, dbg_buff); 593 if (rc) 594 goto err1; 595 596 rc = compress_buff(&scratch_buff, dbg_buff); 597 598 err1: 599 release_scratch_buff(&scratch_buff, dbg_buff); 600 err: 601 return rc; 602 } 603 604 static int collect_sw_state(struct cudbg_init *pdbg_init, 605 struct cudbg_buffer *dbg_buff, 606 struct cudbg_error *cudbg_err) 607 { 608 struct adapter *padap = pdbg_init->adap; 609 struct cudbg_buffer scratch_buff; 610 struct sw_state *swstate; 611 u32 size; 612 int rc = 0; 613 614 size = sizeof(struct sw_state); 615 616 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 617 if (rc) 618 goto err; 619 620 swstate = (struct sw_state *) scratch_buff.data; 621 622 swstate->fw_state = t4_read_reg(padap, A_PCIE_FW); 623 snprintf(swstate->caller_string, sizeof(swstate->caller_string), "%s", 624 "FreeBSD"); 625 swstate->os_type = 0; 626 627 rc = write_compression_hdr(&scratch_buff, dbg_buff); 628 if (rc) 629 goto err1; 630 631 rc = compress_buff(&scratch_buff, dbg_buff); 632 633 err1: 634 release_scratch_buff(&scratch_buff, dbg_buff); 635 err: 636 return rc; 637 } 638 639 static int collect_ddp_stats(struct cudbg_init *pdbg_init, 640 struct cudbg_buffer *dbg_buff, 641 struct cudbg_error *cudbg_err) 642 { 643 struct adapter *padap = pdbg_init->adap; 644 struct cudbg_buffer scratch_buff; 645 struct tp_usm_stats *tp_usm_stats_buff; 646 u32 size; 647 int rc = 0; 648 649 size = sizeof(struct tp_usm_stats); 650 651 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 652 if (rc) 653 goto err; 654 655 tp_usm_stats_buff = (struct tp_usm_stats *) scratch_buff.data; 656 657 /* spin_lock(&padap->stats_lock); TODO*/ 658 t4_get_usm_stats(padap, tp_usm_stats_buff, 1); 659 /* spin_unlock(&padap->stats_lock); TODO*/ 660 661 rc = write_compression_hdr(&scratch_buff, dbg_buff); 662 if (rc) 663 goto err1; 664 665 rc = compress_buff(&scratch_buff, dbg_buff); 666 667 err1: 668 release_scratch_buff(&scratch_buff, dbg_buff); 669 err: 670 return rc; 671 } 672 673 static int collect_ulptx_la(struct cudbg_init *pdbg_init, 674 struct cudbg_buffer *dbg_buff, 675 struct cudbg_error *cudbg_err) 676 { 677 struct adapter *padap = pdbg_init->adap; 678 struct cudbg_buffer scratch_buff; 679 struct struct_ulptx_la *ulptx_la_buff; 680 u32 size, i, j; 681 int rc = 0; 682 683 size = sizeof(struct struct_ulptx_la); 684 685 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 686 if (rc) 687 goto err; 688 689 ulptx_la_buff = (struct struct_ulptx_la *) scratch_buff.data; 690 691 for (i = 0; i < CUDBG_NUM_ULPTX; i++) { 692 ulptx_la_buff->rdptr[i] = t4_read_reg(padap, 693 A_ULP_TX_LA_RDPTR_0 + 694 0x10 * i); 695 ulptx_la_buff->wrptr[i] = t4_read_reg(padap, 696 A_ULP_TX_LA_WRPTR_0 + 697 0x10 * i); 698 ulptx_la_buff->rddata[i] = t4_read_reg(padap, 699 A_ULP_TX_LA_RDDATA_0 + 700 0x10 * i); 701 for (j = 0; j < CUDBG_NUM_ULPTX_READ; j++) { 702 ulptx_la_buff->rd_data[i][j] = 703 t4_read_reg(padap, 704 A_ULP_TX_LA_RDDATA_0 + 0x10 * i); 705 } 706 } 707 708 rc = write_compression_hdr(&scratch_buff, dbg_buff); 709 if (rc) 710 goto err1; 711 712 rc = compress_buff(&scratch_buff, dbg_buff); 713 714 err1: 715 release_scratch_buff(&scratch_buff, dbg_buff); 716 err: 717 return rc; 718 719 } 720 721 static int collect_ulprx_la(struct cudbg_init *pdbg_init, 722 struct cudbg_buffer *dbg_buff, 723 struct cudbg_error *cudbg_err) 724 { 725 struct adapter *padap = pdbg_init->adap; 726 struct cudbg_buffer scratch_buff; 727 struct struct_ulprx_la *ulprx_la_buff; 728 u32 size; 729 int rc = 0; 730 731 size = sizeof(struct struct_ulprx_la); 732 733 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 734 if (rc) 735 goto err; 736 737 ulprx_la_buff = (struct struct_ulprx_la *) scratch_buff.data; 738 t4_ulprx_read_la(padap, (u32 *)ulprx_la_buff->data); 739 ulprx_la_buff->size = ULPRX_LA_SIZE; 740 741 rc = write_compression_hdr(&scratch_buff, dbg_buff); 742 if (rc) 743 goto err1; 744 745 rc = compress_buff(&scratch_buff, dbg_buff); 746 747 err1: 748 release_scratch_buff(&scratch_buff, dbg_buff); 749 err: 750 return rc; 751 } 752 753 static int collect_cpl_stats(struct cudbg_init *pdbg_init, 754 struct cudbg_buffer *dbg_buff, 755 struct cudbg_error *cudbg_err) 756 { 757 struct adapter *padap = pdbg_init->adap; 758 struct cudbg_buffer scratch_buff; 759 struct struct_tp_cpl_stats *tp_cpl_stats_buff; 760 u32 size; 761 int rc = 0; 762 763 size = sizeof(struct struct_tp_cpl_stats); 764 765 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 766 if (rc) 767 goto err; 768 769 tp_cpl_stats_buff = (struct struct_tp_cpl_stats *) scratch_buff.data; 770 tp_cpl_stats_buff->nchan = padap->chip_params->nchan; 771 772 /* spin_lock(&padap->stats_lock); TODO*/ 773 t4_tp_get_cpl_stats(padap, &tp_cpl_stats_buff->stats, 1); 774 /* spin_unlock(&padap->stats_lock); TODO*/ 775 776 rc = write_compression_hdr(&scratch_buff, dbg_buff); 777 if (rc) 778 goto err1; 779 780 rc = compress_buff(&scratch_buff, dbg_buff); 781 782 err1: 783 release_scratch_buff(&scratch_buff, dbg_buff); 784 err: 785 return rc; 786 } 787 788 static int collect_wc_stats(struct cudbg_init *pdbg_init, 789 struct cudbg_buffer *dbg_buff, 790 struct cudbg_error *cudbg_err) 791 { 792 struct adapter *padap = pdbg_init->adap; 793 struct cudbg_buffer scratch_buff; 794 struct struct_wc_stats *wc_stats_buff; 795 u32 val1; 796 u32 val2; 797 u32 size; 798 799 int rc = 0; 800 801 size = sizeof(struct struct_wc_stats); 802 803 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 804 if (rc) 805 goto err; 806 807 wc_stats_buff = (struct struct_wc_stats *) scratch_buff.data; 808 809 if (!is_t4(padap)) { 810 val1 = t4_read_reg(padap, A_SGE_STAT_TOTAL); 811 val2 = t4_read_reg(padap, A_SGE_STAT_MATCH); 812 wc_stats_buff->wr_cl_success = val1 - val2; 813 wc_stats_buff->wr_cl_fail = val2; 814 } else { 815 wc_stats_buff->wr_cl_success = 0; 816 wc_stats_buff->wr_cl_fail = 0; 817 } 818 819 rc = write_compression_hdr(&scratch_buff, dbg_buff); 820 if (rc) 821 goto err1; 822 823 rc = compress_buff(&scratch_buff, dbg_buff); 824 err1: 825 release_scratch_buff(&scratch_buff, dbg_buff); 826 err: 827 return rc; 828 } 829 830 static int mem_desc_cmp(const void *a, const void *b) 831 { 832 return ((const struct struct_mem_desc *)a)->base - 833 ((const struct struct_mem_desc *)b)->base; 834 } 835 836 static int fill_meminfo(struct adapter *padap, 837 struct struct_meminfo *meminfo_buff) 838 { 839 struct struct_mem_desc *md; 840 u32 size, lo, hi; 841 u32 used, alloc; 842 int n, i, rc = 0; 843 844 size = sizeof(struct struct_meminfo); 845 846 memset(meminfo_buff->avail, 0, 847 ARRAY_SIZE(meminfo_buff->avail) * 848 sizeof(struct struct_mem_desc)); 849 memset(meminfo_buff->mem, 0, 850 (ARRAY_SIZE(region) + 3) * sizeof(struct struct_mem_desc)); 851 md = meminfo_buff->mem; 852 853 for (i = 0; i < ARRAY_SIZE(meminfo_buff->mem); i++) { 854 meminfo_buff->mem[i].limit = 0; 855 meminfo_buff->mem[i].idx = i; 856 } 857 858 i = 0; 859 860 lo = t4_read_reg(padap, A_MA_TARGET_MEM_ENABLE); 861 862 if (lo & F_EDRAM0_ENABLE) { 863 hi = t4_read_reg(padap, A_MA_EDRAM0_BAR); 864 meminfo_buff->avail[i].base = G_EDRAM0_BASE(hi) << 20; 865 meminfo_buff->avail[i].limit = meminfo_buff->avail[i].base + 866 (G_EDRAM0_SIZE(hi) << 20); 867 meminfo_buff->avail[i].idx = 0; 868 i++; 869 } 870 871 if (lo & F_EDRAM1_ENABLE) { 872 hi = t4_read_reg(padap, A_MA_EDRAM1_BAR); 873 meminfo_buff->avail[i].base = G_EDRAM1_BASE(hi) << 20; 874 meminfo_buff->avail[i].limit = meminfo_buff->avail[i].base + 875 (G_EDRAM1_SIZE(hi) << 20); 876 meminfo_buff->avail[i].idx = 1; 877 i++; 878 } 879 880 if (is_t5(padap)) { 881 if (lo & F_EXT_MEM0_ENABLE) { 882 hi = t4_read_reg(padap, A_MA_EXT_MEMORY0_BAR); 883 meminfo_buff->avail[i].base = G_EXT_MEM_BASE(hi) << 20; 884 meminfo_buff->avail[i].limit = 885 meminfo_buff->avail[i].base + 886 (G_EXT_MEM_SIZE(hi) << 20); 887 meminfo_buff->avail[i].idx = 3; 888 i++; 889 } 890 891 if (lo & F_EXT_MEM1_ENABLE) { 892 hi = t4_read_reg(padap, A_MA_EXT_MEMORY1_BAR); 893 meminfo_buff->avail[i].base = G_EXT_MEM1_BASE(hi) << 20; 894 meminfo_buff->avail[i].limit = 895 meminfo_buff->avail[i].base + 896 (G_EXT_MEM1_SIZE(hi) << 20); 897 meminfo_buff->avail[i].idx = 4; 898 i++; 899 } 900 } else if (is_t6(padap)) { 901 if (lo & F_EXT_MEM_ENABLE) { 902 hi = t4_read_reg(padap, A_MA_EXT_MEMORY_BAR); 903 meminfo_buff->avail[i].base = G_EXT_MEM_BASE(hi) << 20; 904 meminfo_buff->avail[i].limit = 905 meminfo_buff->avail[i].base + 906 (G_EXT_MEM_SIZE(hi) << 20); 907 meminfo_buff->avail[i].idx = 2; 908 i++; 909 } 910 } 911 912 if (!i) { /* no memory available */ 913 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 914 goto err; 915 } 916 917 meminfo_buff->avail_c = i; 918 qsort(meminfo_buff->avail, i, sizeof(struct struct_mem_desc), 919 mem_desc_cmp); 920 (md++)->base = t4_read_reg(padap, A_SGE_DBQ_CTXT_BADDR); 921 (md++)->base = t4_read_reg(padap, A_SGE_IMSG_CTXT_BADDR); 922 (md++)->base = t4_read_reg(padap, A_SGE_FLM_CACHE_BADDR); 923 (md++)->base = t4_read_reg(padap, A_TP_CMM_TCB_BASE); 924 (md++)->base = t4_read_reg(padap, A_TP_CMM_MM_BASE); 925 (md++)->base = t4_read_reg(padap, A_TP_CMM_TIMER_BASE); 926 (md++)->base = t4_read_reg(padap, A_TP_CMM_MM_RX_FLST_BASE); 927 (md++)->base = t4_read_reg(padap, A_TP_CMM_MM_TX_FLST_BASE); 928 (md++)->base = t4_read_reg(padap, A_TP_CMM_MM_PS_FLST_BASE); 929 930 /* the next few have explicit upper bounds */ 931 md->base = t4_read_reg(padap, A_TP_PMM_TX_BASE); 932 md->limit = md->base - 1 + 933 t4_read_reg(padap, 934 A_TP_PMM_TX_PAGE_SIZE) * 935 G_PMTXMAXPAGE(t4_read_reg(padap, 936 A_TP_PMM_TX_MAX_PAGE) 937 ); 938 md++; 939 940 md->base = t4_read_reg(padap, A_TP_PMM_RX_BASE); 941 md->limit = md->base - 1 + 942 t4_read_reg(padap, 943 A_TP_PMM_RX_PAGE_SIZE) * 944 G_PMRXMAXPAGE(t4_read_reg(padap, 945 A_TP_PMM_RX_MAX_PAGE) 946 ); 947 md++; 948 if (t4_read_reg(padap, A_LE_DB_CONFIG) & F_HASHEN) { 949 if (chip_id(padap) <= CHELSIO_T5) { 950 hi = t4_read_reg(padap, A_LE_DB_TID_HASHBASE) / 4; 951 md->base = t4_read_reg(padap, A_LE_DB_HASH_TID_BASE); 952 } else { 953 hi = t4_read_reg(padap, A_LE_DB_HASH_TID_BASE); 954 md->base = t4_read_reg(padap, 955 A_LE_DB_HASH_TBL_BASE_ADDR); 956 } 957 md->limit = 0; 958 } else { 959 md->base = 0; 960 md->idx = ARRAY_SIZE(region); /* hide it */ 961 } 962 md++; 963 #define ulp_region(reg) \ 964 {\ 965 md->base = t4_read_reg(padap, A_ULP_ ## reg ## _LLIMIT);\ 966 (md++)->limit = t4_read_reg(padap, A_ULP_ ## reg ## _ULIMIT);\ 967 } 968 969 ulp_region(RX_ISCSI); 970 ulp_region(RX_TDDP); 971 ulp_region(TX_TPT); 972 ulp_region(RX_STAG); 973 ulp_region(RX_RQ); 974 ulp_region(RX_RQUDP); 975 ulp_region(RX_PBL); 976 ulp_region(TX_PBL); 977 #undef ulp_region 978 md->base = 0; 979 md->idx = ARRAY_SIZE(region); 980 if (!is_t4(padap)) { 981 u32 sge_ctrl = t4_read_reg(padap, A_SGE_CONTROL2); 982 u32 fifo_size = t4_read_reg(padap, A_SGE_DBVFIFO_SIZE); 983 if (is_t5(padap)) { 984 if (sge_ctrl & F_VFIFO_ENABLE) 985 size = G_DBVFIFO_SIZE(fifo_size); 986 } else 987 size = G_T6_DBVFIFO_SIZE(fifo_size); 988 989 if (size) { 990 md->base = G_BASEADDR(t4_read_reg(padap, 991 A_SGE_DBVFIFO_BADDR)); 992 md->limit = md->base + (size << 2) - 1; 993 } 994 } 995 996 md++; 997 998 md->base = t4_read_reg(padap, A_ULP_RX_CTX_BASE); 999 md->limit = 0; 1000 md++; 1001 md->base = t4_read_reg(padap, A_ULP_TX_ERR_TABLE_BASE); 1002 md->limit = 0; 1003 md++; 1004 #ifndef __NO_DRIVER_OCQ_SUPPORT__ 1005 /*md->base = padap->vres.ocq.start;*/ 1006 /*if (adap->vres.ocq.size)*/ 1007 /* md->limit = md->base + adap->vres.ocq.size - 1;*/ 1008 /*else*/ 1009 md->idx = ARRAY_SIZE(region); /* hide it */ 1010 md++; 1011 #endif 1012 1013 /* add any address-space holes, there can be up to 3 */ 1014 for (n = 0; n < i - 1; n++) 1015 if (meminfo_buff->avail[n].limit < 1016 meminfo_buff->avail[n + 1].base) 1017 (md++)->base = meminfo_buff->avail[n].limit; 1018 1019 if (meminfo_buff->avail[n].limit) 1020 (md++)->base = meminfo_buff->avail[n].limit; 1021 1022 n = (int) (md - meminfo_buff->mem); 1023 meminfo_buff->mem_c = n; 1024 1025 qsort(meminfo_buff->mem, n, sizeof(struct struct_mem_desc), 1026 mem_desc_cmp); 1027 1028 lo = t4_read_reg(padap, A_CIM_SDRAM_BASE_ADDR); 1029 hi = t4_read_reg(padap, A_CIM_SDRAM_ADDR_SIZE) + lo - 1; 1030 meminfo_buff->up_ram_lo = lo; 1031 meminfo_buff->up_ram_hi = hi; 1032 1033 lo = t4_read_reg(padap, A_CIM_EXTMEM2_BASE_ADDR); 1034 hi = t4_read_reg(padap, A_CIM_EXTMEM2_ADDR_SIZE) + lo - 1; 1035 meminfo_buff->up_extmem2_lo = lo; 1036 meminfo_buff->up_extmem2_hi = hi; 1037 1038 lo = t4_read_reg(padap, A_TP_PMM_RX_MAX_PAGE); 1039 meminfo_buff->rx_pages_data[0] = G_PMRXMAXPAGE(lo); 1040 meminfo_buff->rx_pages_data[1] = 1041 t4_read_reg(padap, A_TP_PMM_RX_PAGE_SIZE) >> 10; 1042 meminfo_buff->rx_pages_data[2] = (lo & F_PMRXNUMCHN) ? 2 : 1 ; 1043 1044 lo = t4_read_reg(padap, A_TP_PMM_TX_MAX_PAGE); 1045 hi = t4_read_reg(padap, A_TP_PMM_TX_PAGE_SIZE); 1046 meminfo_buff->tx_pages_data[0] = G_PMTXMAXPAGE(lo); 1047 meminfo_buff->tx_pages_data[1] = 1048 hi >= (1 << 20) ? (hi >> 20) : (hi >> 10); 1049 meminfo_buff->tx_pages_data[2] = 1050 hi >= (1 << 20) ? 'M' : 'K'; 1051 meminfo_buff->tx_pages_data[3] = 1 << G_PMTXNUMCHN(lo); 1052 1053 for (i = 0; i < 4; i++) { 1054 if (chip_id(padap) > CHELSIO_T5) 1055 lo = t4_read_reg(padap, 1056 A_MPS_RX_MAC_BG_PG_CNT0 + i * 4); 1057 else 1058 lo = t4_read_reg(padap, A_MPS_RX_PG_RSV0 + i * 4); 1059 if (is_t5(padap)) { 1060 used = G_T5_USED(lo); 1061 alloc = G_T5_ALLOC(lo); 1062 } else { 1063 used = G_USED(lo); 1064 alloc = G_ALLOC(lo); 1065 } 1066 meminfo_buff->port_used[i] = used; 1067 meminfo_buff->port_alloc[i] = alloc; 1068 } 1069 1070 for (i = 0; i < padap->chip_params->nchan; i++) { 1071 if (chip_id(padap) > CHELSIO_T5) 1072 lo = t4_read_reg(padap, 1073 A_MPS_RX_LPBK_BG_PG_CNT0 + i * 4); 1074 else 1075 lo = t4_read_reg(padap, A_MPS_RX_PG_RSV4 + i * 4); 1076 if (is_t5(padap)) { 1077 used = G_T5_USED(lo); 1078 alloc = G_T5_ALLOC(lo); 1079 } else { 1080 used = G_USED(lo); 1081 alloc = G_ALLOC(lo); 1082 } 1083 meminfo_buff->loopback_used[i] = used; 1084 meminfo_buff->loopback_alloc[i] = alloc; 1085 } 1086 err: 1087 return rc; 1088 } 1089 1090 static int collect_meminfo(struct cudbg_init *pdbg_init, 1091 struct cudbg_buffer *dbg_buff, 1092 struct cudbg_error *cudbg_err) 1093 { 1094 struct adapter *padap = pdbg_init->adap; 1095 struct cudbg_buffer scratch_buff; 1096 struct struct_meminfo *meminfo_buff; 1097 int rc = 0; 1098 u32 size; 1099 1100 size = sizeof(struct struct_meminfo); 1101 1102 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1103 if (rc) 1104 goto err; 1105 1106 meminfo_buff = (struct struct_meminfo *)scratch_buff.data; 1107 1108 rc = fill_meminfo(padap, meminfo_buff); 1109 if (rc) 1110 goto err; 1111 1112 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1113 if (rc) 1114 goto err1; 1115 1116 rc = compress_buff(&scratch_buff, dbg_buff); 1117 err1: 1118 release_scratch_buff(&scratch_buff, dbg_buff); 1119 err: 1120 return rc; 1121 } 1122 1123 static int collect_lb_stats(struct cudbg_init *pdbg_init, 1124 struct cudbg_buffer *dbg_buff, 1125 struct cudbg_error *cudbg_err) 1126 { 1127 struct adapter *padap = pdbg_init->adap; 1128 struct cudbg_buffer scratch_buff; 1129 struct lb_port_stats *tmp_stats; 1130 struct struct_lb_stats *lb_stats_buff; 1131 u32 i, n, size; 1132 int rc = 0; 1133 1134 rc = padap->params.nports; 1135 if (rc < 0) 1136 goto err; 1137 1138 n = rc; 1139 size = sizeof(struct struct_lb_stats) + 1140 n * sizeof(struct lb_port_stats); 1141 1142 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1143 if (rc) 1144 goto err; 1145 1146 lb_stats_buff = (struct struct_lb_stats *) scratch_buff.data; 1147 1148 lb_stats_buff->nchan = n; 1149 tmp_stats = lb_stats_buff->s; 1150 1151 for (i = 0; i < n; i += 2, tmp_stats += 2) { 1152 t4_get_lb_stats(padap, i, tmp_stats); 1153 t4_get_lb_stats(padap, i + 1, tmp_stats+1); 1154 } 1155 1156 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1157 if (rc) 1158 goto err1; 1159 1160 rc = compress_buff(&scratch_buff, dbg_buff); 1161 err1: 1162 release_scratch_buff(&scratch_buff, dbg_buff); 1163 err: 1164 return rc; 1165 } 1166 1167 static int collect_rdma_stats(struct cudbg_init *pdbg_init, 1168 struct cudbg_buffer *dbg_buff, 1169 struct cudbg_error *cudbg_er) 1170 { 1171 struct adapter *padap = pdbg_init->adap; 1172 struct cudbg_buffer scratch_buff; 1173 struct tp_rdma_stats *rdma_stats_buff; 1174 u32 size; 1175 int rc = 0; 1176 1177 size = sizeof(struct tp_rdma_stats); 1178 1179 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1180 if (rc) 1181 goto err; 1182 1183 rdma_stats_buff = (struct tp_rdma_stats *) scratch_buff.data; 1184 1185 /* spin_lock(&padap->stats_lock); TODO*/ 1186 t4_tp_get_rdma_stats(padap, rdma_stats_buff, 1); 1187 /* spin_unlock(&padap->stats_lock); TODO*/ 1188 1189 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1190 if (rc) 1191 goto err1; 1192 1193 rc = compress_buff(&scratch_buff, dbg_buff); 1194 err1: 1195 release_scratch_buff(&scratch_buff, dbg_buff); 1196 err: 1197 return rc; 1198 } 1199 1200 static int collect_clk_info(struct cudbg_init *pdbg_init, 1201 struct cudbg_buffer *dbg_buff, 1202 struct cudbg_error *cudbg_err) 1203 { 1204 struct cudbg_buffer scratch_buff; 1205 struct adapter *padap = pdbg_init->adap; 1206 struct struct_clk_info *clk_info_buff; 1207 u64 tp_tick_us; 1208 int size; 1209 int rc = 0; 1210 1211 if (!padap->params.vpd.cclk) { 1212 rc = CUDBG_STATUS_CCLK_NOT_DEFINED; 1213 goto err; 1214 } 1215 1216 size = sizeof(struct struct_clk_info); 1217 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1218 if (rc) 1219 goto err; 1220 1221 clk_info_buff = (struct struct_clk_info *) scratch_buff.data; 1222 1223 clk_info_buff->cclk_ps = 1000000000 / padap->params.vpd.cclk; /* in ps 1224 */ 1225 clk_info_buff->res = t4_read_reg(padap, A_TP_TIMER_RESOLUTION); 1226 clk_info_buff->tre = G_TIMERRESOLUTION(clk_info_buff->res); 1227 clk_info_buff->dack_re = G_DELAYEDACKRESOLUTION(clk_info_buff->res); 1228 tp_tick_us = (clk_info_buff->cclk_ps << clk_info_buff->tre) / 1000000; 1229 /* in us */ 1230 clk_info_buff->dack_timer = ((clk_info_buff->cclk_ps << 1231 clk_info_buff->dack_re) / 1000000) * 1232 t4_read_reg(padap, A_TP_DACK_TIMER); 1233 1234 clk_info_buff->retransmit_min = 1235 tp_tick_us * t4_read_reg(padap, A_TP_RXT_MIN); 1236 clk_info_buff->retransmit_max = 1237 tp_tick_us * t4_read_reg(padap, A_TP_RXT_MAX); 1238 1239 clk_info_buff->persist_timer_min = 1240 tp_tick_us * t4_read_reg(padap, A_TP_PERS_MIN); 1241 clk_info_buff->persist_timer_max = 1242 tp_tick_us * t4_read_reg(padap, A_TP_PERS_MAX); 1243 1244 clk_info_buff->keepalive_idle_timer = 1245 tp_tick_us * t4_read_reg(padap, A_TP_KEEP_IDLE); 1246 clk_info_buff->keepalive_interval = 1247 tp_tick_us * t4_read_reg(padap, A_TP_KEEP_INTVL); 1248 1249 clk_info_buff->initial_srtt = 1250 tp_tick_us * G_INITSRTT(t4_read_reg(padap, A_TP_INIT_SRTT)); 1251 clk_info_buff->finwait2_timer = 1252 tp_tick_us * t4_read_reg(padap, A_TP_FINWAIT2_TIMER); 1253 1254 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1255 1256 if (rc) 1257 goto err1; 1258 1259 rc = compress_buff(&scratch_buff, dbg_buff); 1260 err1: 1261 release_scratch_buff(&scratch_buff, dbg_buff); 1262 err: 1263 return rc; 1264 1265 } 1266 1267 static int collect_macstats(struct cudbg_init *pdbg_init, 1268 struct cudbg_buffer *dbg_buff, 1269 struct cudbg_error *cudbg_err) 1270 { 1271 struct adapter *padap = pdbg_init->adap; 1272 struct cudbg_buffer scratch_buff; 1273 struct struct_mac_stats_rev1 *mac_stats_buff; 1274 u32 i, n, size; 1275 int rc = 0; 1276 1277 rc = padap->params.nports; 1278 if (rc < 0) 1279 goto err; 1280 1281 n = rc; 1282 size = sizeof(struct struct_mac_stats_rev1); 1283 1284 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1285 if (rc) 1286 goto err; 1287 1288 mac_stats_buff = (struct struct_mac_stats_rev1 *) scratch_buff.data; 1289 1290 mac_stats_buff->ver_hdr.signature = CUDBG_ENTITY_SIGNATURE; 1291 mac_stats_buff->ver_hdr.revision = CUDBG_MAC_STATS_REV; 1292 mac_stats_buff->ver_hdr.size = sizeof(struct struct_mac_stats_rev1) - 1293 sizeof(struct cudbg_ver_hdr); 1294 1295 mac_stats_buff->port_count = n; 1296 for (i = 0; i < mac_stats_buff->port_count; i++) 1297 /* Incorrect, should use hport instead of i */ 1298 t4_get_port_stats(padap, i, &mac_stats_buff->stats[i]); 1299 1300 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1301 if (rc) 1302 goto err1; 1303 1304 rc = compress_buff(&scratch_buff, dbg_buff); 1305 err1: 1306 release_scratch_buff(&scratch_buff, dbg_buff); 1307 err: 1308 return rc; 1309 } 1310 1311 static int collect_cim_pif_la(struct cudbg_init *pdbg_init, 1312 struct cudbg_buffer *dbg_buff, 1313 struct cudbg_error *cudbg_err) 1314 { 1315 struct adapter *padap = pdbg_init->adap; 1316 struct cudbg_buffer scratch_buff; 1317 struct cim_pif_la *cim_pif_la_buff; 1318 u32 size; 1319 int rc = 0; 1320 1321 size = sizeof(struct cim_pif_la) + 1322 2 * CIM_PIFLA_SIZE * 6 * sizeof(u32); 1323 1324 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1325 if (rc) 1326 goto err; 1327 1328 cim_pif_la_buff = (struct cim_pif_la *) scratch_buff.data; 1329 cim_pif_la_buff->size = CIM_PIFLA_SIZE; 1330 1331 t4_cim_read_pif_la(padap, (u32 *)cim_pif_la_buff->data, 1332 (u32 *)cim_pif_la_buff->data + 6 * CIM_PIFLA_SIZE, 1333 NULL, NULL); 1334 1335 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1336 if (rc) 1337 goto err1; 1338 1339 rc = compress_buff(&scratch_buff, dbg_buff); 1340 err1: 1341 release_scratch_buff(&scratch_buff, dbg_buff); 1342 err: 1343 return rc; 1344 } 1345 1346 static int collect_tp_la(struct cudbg_init *pdbg_init, 1347 struct cudbg_buffer *dbg_buff, 1348 struct cudbg_error *cudbg_err) 1349 { 1350 struct adapter *padap = pdbg_init->adap; 1351 struct cudbg_buffer scratch_buff; 1352 struct struct_tp_la *tp_la_buff; 1353 u32 size; 1354 int rc = 0; 1355 1356 size = sizeof(struct struct_tp_la) + TPLA_SIZE * sizeof(u64); 1357 1358 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1359 if (rc) 1360 goto err; 1361 1362 tp_la_buff = (struct struct_tp_la *) scratch_buff.data; 1363 1364 tp_la_buff->mode = G_DBGLAMODE(t4_read_reg(padap, A_TP_DBG_LA_CONFIG)); 1365 t4_tp_read_la(padap, (u64 *)tp_la_buff->data, NULL); 1366 1367 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1368 if (rc) 1369 goto err1; 1370 1371 rc = compress_buff(&scratch_buff, dbg_buff); 1372 err1: 1373 release_scratch_buff(&scratch_buff, dbg_buff); 1374 err: 1375 return rc; 1376 } 1377 1378 static int collect_fcoe_stats(struct cudbg_init *pdbg_init, 1379 struct cudbg_buffer *dbg_buff, 1380 struct cudbg_error *cudbg_err) 1381 { 1382 struct adapter *padap = pdbg_init->adap; 1383 struct cudbg_buffer scratch_buff; 1384 struct struct_tp_fcoe_stats *tp_fcoe_stats_buff; 1385 u32 size; 1386 int rc = 0; 1387 1388 size = sizeof(struct struct_tp_fcoe_stats); 1389 1390 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1391 if (rc) 1392 goto err; 1393 1394 tp_fcoe_stats_buff = (struct struct_tp_fcoe_stats *) scratch_buff.data; 1395 1396 /* spin_lock(&padap->stats_lock); TODO*/ 1397 t4_get_fcoe_stats(padap, 0, &tp_fcoe_stats_buff->stats[0], 1); 1398 t4_get_fcoe_stats(padap, 1, &tp_fcoe_stats_buff->stats[1], 1); 1399 if (padap->chip_params->nchan == NCHAN) { 1400 t4_get_fcoe_stats(padap, 2, &tp_fcoe_stats_buff->stats[2], 1); 1401 t4_get_fcoe_stats(padap, 3, &tp_fcoe_stats_buff->stats[3], 1); 1402 } 1403 /* spin_unlock(&padap->stats_lock); TODO*/ 1404 1405 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1406 if (rc) 1407 goto err1; 1408 1409 rc = compress_buff(&scratch_buff, dbg_buff); 1410 err1: 1411 release_scratch_buff(&scratch_buff, dbg_buff); 1412 err: 1413 return rc; 1414 } 1415 1416 static int collect_tp_err_stats(struct cudbg_init *pdbg_init, 1417 struct cudbg_buffer *dbg_buff, 1418 struct cudbg_error *cudbg_err) 1419 { 1420 struct adapter *padap = pdbg_init->adap; 1421 struct cudbg_buffer scratch_buff; 1422 struct struct_tp_err_stats *tp_err_stats_buff; 1423 u32 size; 1424 int rc = 0; 1425 1426 size = sizeof(struct struct_tp_err_stats); 1427 1428 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1429 if (rc) 1430 goto err; 1431 1432 tp_err_stats_buff = (struct struct_tp_err_stats *) scratch_buff.data; 1433 1434 /* spin_lock(&padap->stats_lock); TODO*/ 1435 t4_tp_get_err_stats(padap, &tp_err_stats_buff->stats, 1); 1436 /* spin_unlock(&padap->stats_lock); TODO*/ 1437 tp_err_stats_buff->nchan = padap->chip_params->nchan; 1438 1439 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1440 if (rc) 1441 goto err1; 1442 1443 rc = compress_buff(&scratch_buff, dbg_buff); 1444 err1: 1445 release_scratch_buff(&scratch_buff, dbg_buff); 1446 err: 1447 return rc; 1448 } 1449 1450 static int collect_tcp_stats(struct cudbg_init *pdbg_init, 1451 struct cudbg_buffer *dbg_buff, 1452 struct cudbg_error *cudbg_err) 1453 { 1454 struct adapter *padap = pdbg_init->adap; 1455 struct cudbg_buffer scratch_buff; 1456 struct struct_tcp_stats *tcp_stats_buff; 1457 u32 size; 1458 int rc = 0; 1459 1460 size = sizeof(struct struct_tcp_stats); 1461 1462 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1463 if (rc) 1464 goto err; 1465 1466 tcp_stats_buff = (struct struct_tcp_stats *) scratch_buff.data; 1467 1468 /* spin_lock(&padap->stats_lock); TODO*/ 1469 t4_tp_get_tcp_stats(padap, &tcp_stats_buff->v4, &tcp_stats_buff->v6, 1); 1470 /* spin_unlock(&padap->stats_lock); TODO*/ 1471 1472 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1473 if (rc) 1474 goto err1; 1475 1476 rc = compress_buff(&scratch_buff, dbg_buff); 1477 err1: 1478 release_scratch_buff(&scratch_buff, dbg_buff); 1479 err: 1480 return rc; 1481 } 1482 1483 static int collect_hw_sched(struct cudbg_init *pdbg_init, 1484 struct cudbg_buffer *dbg_buff, 1485 struct cudbg_error *cudbg_err) 1486 { 1487 struct adapter *padap = pdbg_init->adap; 1488 struct cudbg_buffer scratch_buff; 1489 struct struct_hw_sched *hw_sched_buff; 1490 u32 size; 1491 int i, rc = 0; 1492 1493 if (!padap->params.vpd.cclk) { 1494 rc = CUDBG_STATUS_CCLK_NOT_DEFINED; 1495 goto err; 1496 } 1497 1498 size = sizeof(struct struct_hw_sched); 1499 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1500 if (rc) 1501 goto err; 1502 1503 hw_sched_buff = (struct struct_hw_sched *) scratch_buff.data; 1504 1505 hw_sched_buff->map = t4_read_reg(padap, A_TP_TX_MOD_QUEUE_REQ_MAP); 1506 hw_sched_buff->mode = G_TIMERMODE(t4_read_reg(padap, A_TP_MOD_CONFIG)); 1507 t4_read_pace_tbl(padap, hw_sched_buff->pace_tab); 1508 1509 for (i = 0; i < NTX_SCHED; ++i) { 1510 t4_get_tx_sched(padap, i, &hw_sched_buff->kbps[i], 1511 &hw_sched_buff->ipg[i], 1); 1512 } 1513 1514 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1515 if (rc) 1516 goto err1; 1517 1518 rc = compress_buff(&scratch_buff, dbg_buff); 1519 err1: 1520 release_scratch_buff(&scratch_buff, dbg_buff); 1521 err: 1522 return rc; 1523 } 1524 1525 static int collect_pm_stats(struct cudbg_init *pdbg_init, 1526 struct cudbg_buffer *dbg_buff, 1527 struct cudbg_error *cudbg_err) 1528 { 1529 struct adapter *padap = pdbg_init->adap; 1530 struct cudbg_buffer scratch_buff; 1531 struct struct_pm_stats *pm_stats_buff; 1532 u32 size; 1533 int rc = 0; 1534 1535 size = sizeof(struct struct_pm_stats); 1536 1537 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1538 if (rc) 1539 goto err; 1540 1541 pm_stats_buff = (struct struct_pm_stats *) scratch_buff.data; 1542 1543 t4_pmtx_get_stats(padap, pm_stats_buff->tx_cnt, pm_stats_buff->tx_cyc); 1544 t4_pmrx_get_stats(padap, pm_stats_buff->rx_cnt, pm_stats_buff->rx_cyc); 1545 1546 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1547 if (rc) 1548 goto err1; 1549 1550 rc = compress_buff(&scratch_buff, dbg_buff); 1551 err1: 1552 release_scratch_buff(&scratch_buff, dbg_buff); 1553 err: 1554 return rc; 1555 } 1556 1557 static int collect_path_mtu(struct cudbg_init *pdbg_init, 1558 struct cudbg_buffer *dbg_buff, 1559 struct cudbg_error *cudbg_err) 1560 { 1561 struct adapter *padap = pdbg_init->adap; 1562 struct cudbg_buffer scratch_buff; 1563 u32 size; 1564 int rc = 0; 1565 1566 size = NMTUS * sizeof(u16); 1567 1568 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1569 if (rc) 1570 goto err; 1571 1572 t4_read_mtu_tbl(padap, (u16 *)scratch_buff.data, NULL); 1573 1574 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1575 if (rc) 1576 goto err1; 1577 1578 rc = compress_buff(&scratch_buff, dbg_buff); 1579 err1: 1580 release_scratch_buff(&scratch_buff, dbg_buff); 1581 err: 1582 return rc; 1583 } 1584 1585 static int collect_rss_key(struct cudbg_init *pdbg_init, 1586 struct cudbg_buffer *dbg_buff, 1587 struct cudbg_error *cudbg_err) 1588 { 1589 struct adapter *padap = pdbg_init->adap; 1590 struct cudbg_buffer scratch_buff; 1591 u32 size; 1592 1593 int rc = 0; 1594 1595 size = 10 * sizeof(u32); 1596 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1597 if (rc) 1598 goto err; 1599 1600 t4_read_rss_key(padap, (u32 *)scratch_buff.data, 1); 1601 1602 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1603 if (rc) 1604 goto err1; 1605 1606 rc = compress_buff(&scratch_buff, dbg_buff); 1607 err1: 1608 release_scratch_buff(&scratch_buff, dbg_buff); 1609 err: 1610 return rc; 1611 } 1612 1613 static int collect_rss_config(struct cudbg_init *pdbg_init, 1614 struct cudbg_buffer *dbg_buff, 1615 struct cudbg_error *cudbg_err) 1616 { 1617 struct adapter *padap = pdbg_init->adap; 1618 struct cudbg_buffer scratch_buff; 1619 struct rss_config *rss_conf; 1620 int rc; 1621 u32 size; 1622 1623 size = sizeof(struct rss_config); 1624 1625 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1626 if (rc) 1627 goto err; 1628 1629 rss_conf = (struct rss_config *)scratch_buff.data; 1630 1631 rss_conf->tp_rssconf = t4_read_reg(padap, A_TP_RSS_CONFIG); 1632 rss_conf->tp_rssconf_tnl = t4_read_reg(padap, A_TP_RSS_CONFIG_TNL); 1633 rss_conf->tp_rssconf_ofd = t4_read_reg(padap, A_TP_RSS_CONFIG_OFD); 1634 rss_conf->tp_rssconf_syn = t4_read_reg(padap, A_TP_RSS_CONFIG_SYN); 1635 rss_conf->tp_rssconf_vrt = t4_read_reg(padap, A_TP_RSS_CONFIG_VRT); 1636 rss_conf->tp_rssconf_cng = t4_read_reg(padap, A_TP_RSS_CONFIG_CNG); 1637 rss_conf->chip = padap->params.chipid; 1638 1639 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1640 if (rc) 1641 goto err1; 1642 1643 rc = compress_buff(&scratch_buff, dbg_buff); 1644 1645 err1: 1646 release_scratch_buff(&scratch_buff, dbg_buff); 1647 err: 1648 return rc; 1649 } 1650 1651 static int collect_rss_vf_config(struct cudbg_init *pdbg_init, 1652 struct cudbg_buffer *dbg_buff, 1653 struct cudbg_error *cudbg_err) 1654 { 1655 struct adapter *padap = pdbg_init->adap; 1656 struct cudbg_buffer scratch_buff; 1657 struct rss_vf_conf *vfconf; 1658 int vf, rc, vf_count; 1659 u32 size; 1660 1661 vf_count = padap->chip_params->vfcount; 1662 size = vf_count * sizeof(*vfconf); 1663 1664 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1665 if (rc) 1666 goto err; 1667 1668 vfconf = (struct rss_vf_conf *)scratch_buff.data; 1669 1670 for (vf = 0; vf < vf_count; vf++) { 1671 t4_read_rss_vf_config(padap, vf, &vfconf[vf].rss_vf_vfl, 1672 &vfconf[vf].rss_vf_vfh, 1); 1673 } 1674 1675 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1676 if (rc) 1677 goto err1; 1678 1679 rc = compress_buff(&scratch_buff, dbg_buff); 1680 1681 err1: 1682 release_scratch_buff(&scratch_buff, dbg_buff); 1683 err: 1684 return rc; 1685 } 1686 1687 static int collect_rss_pf_config(struct cudbg_init *pdbg_init, 1688 struct cudbg_buffer *dbg_buff, 1689 struct cudbg_error *cudbg_err) 1690 { 1691 struct cudbg_buffer scratch_buff; 1692 struct rss_pf_conf *pfconf; 1693 struct adapter *padap = pdbg_init->adap; 1694 u32 rss_pf_map, rss_pf_mask, size; 1695 int pf, rc; 1696 1697 size = 8 * sizeof(*pfconf); 1698 1699 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1700 if (rc) 1701 goto err; 1702 1703 pfconf = (struct rss_pf_conf *)scratch_buff.data; 1704 1705 rss_pf_map = t4_read_rss_pf_map(padap, 1); 1706 rss_pf_mask = t4_read_rss_pf_mask(padap, 1); 1707 1708 for (pf = 0; pf < 8; pf++) { 1709 pfconf[pf].rss_pf_map = rss_pf_map; 1710 pfconf[pf].rss_pf_mask = rss_pf_mask; 1711 /* no return val */ 1712 t4_read_rss_pf_config(padap, pf, &pfconf[pf].rss_pf_config, 1); 1713 } 1714 1715 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1716 if (rc) 1717 goto err1; 1718 1719 rc = compress_buff(&scratch_buff, dbg_buff); 1720 err1: 1721 release_scratch_buff(&scratch_buff, dbg_buff); 1722 err: 1723 return rc; 1724 } 1725 1726 static int check_valid(u32 *buf, int type) 1727 { 1728 int index; 1729 int bit; 1730 int bit_pos = 0; 1731 1732 switch (type) { 1733 case CTXT_EGRESS: 1734 bit_pos = 176; 1735 break; 1736 case CTXT_INGRESS: 1737 bit_pos = 141; 1738 break; 1739 case CTXT_FLM: 1740 bit_pos = 89; 1741 break; 1742 } 1743 index = bit_pos / 32; 1744 bit = bit_pos % 32; 1745 1746 return buf[index] & (1U << bit); 1747 } 1748 1749 /** 1750 * Get EGRESS, INGRESS, FLM, and CNM max qid. 1751 * 1752 * For EGRESS and INGRESS, do the following calculation. 1753 * max_qid = (DBQ/IMSG context region size in bytes) / 1754 * (size of context in bytes). 1755 * 1756 * For FLM, do the following calculation. 1757 * max_qid = (FLM cache region size in bytes) / 1758 * ((number of pointers cached in EDRAM) * 8 (bytes per pointer)). 1759 * 1760 * There's a 1-to-1 mapping between FLM and CNM if there's no header splitting 1761 * enabled; i.e., max CNM qid is equal to max FLM qid. However, if header 1762 * splitting is enabled, then max CNM qid is half of max FLM qid. 1763 */ 1764 static int get_max_ctxt_qid(struct adapter *padap, 1765 struct struct_meminfo *meminfo, 1766 u32 *max_ctx_qid, u8 nelem) 1767 { 1768 u32 i, idx, found = 0; 1769 1770 if (nelem != (CTXT_CNM + 1)) 1771 return -EINVAL; 1772 1773 for (i = 0; i < meminfo->mem_c; i++) { 1774 if (meminfo->mem[i].idx >= ARRAY_SIZE(region)) 1775 continue; /* skip holes */ 1776 1777 idx = meminfo->mem[i].idx; 1778 /* Get DBQ, IMSG, and FLM context region size */ 1779 if (idx <= CTXT_FLM) { 1780 if (!(meminfo->mem[i].limit)) 1781 meminfo->mem[i].limit = 1782 i < meminfo->mem_c - 1 ? 1783 meminfo->mem[i + 1].base - 1 : ~0; 1784 1785 if (idx < CTXT_FLM) { 1786 /* Get EGRESS and INGRESS max qid. */ 1787 max_ctx_qid[idx] = (meminfo->mem[i].limit - 1788 meminfo->mem[i].base + 1) / 1789 CUDBG_CTXT_SIZE_BYTES; 1790 found++; 1791 } else { 1792 /* Get FLM and CNM max qid. */ 1793 u32 value, edram_ptr_count; 1794 u8 bytes_per_ptr = 8; 1795 u8 nohdr; 1796 1797 value = t4_read_reg(padap, A_SGE_FLM_CFG); 1798 1799 /* Check if header splitting is enabled. */ 1800 nohdr = (value >> S_NOHDR) & 1U; 1801 1802 /* Get the number of pointers in EDRAM per 1803 * qid in units of 32. 1804 */ 1805 edram_ptr_count = 32 * 1806 (1U << G_EDRAMPTRCNT(value)); 1807 1808 /* EDRAMPTRCNT value of 3 is reserved. 1809 * So don't exceed 128. 1810 */ 1811 if (edram_ptr_count > 128) 1812 edram_ptr_count = 128; 1813 1814 max_ctx_qid[idx] = (meminfo->mem[i].limit - 1815 meminfo->mem[i].base + 1) / 1816 (edram_ptr_count * 1817 bytes_per_ptr); 1818 found++; 1819 1820 /* CNM has 1-to-1 mapping with FLM. 1821 * However, if header splitting is enabled, 1822 * then max CNM qid is half of max FLM qid. 1823 */ 1824 max_ctx_qid[CTXT_CNM] = nohdr ? 1825 max_ctx_qid[idx] : 1826 max_ctx_qid[idx] >> 1; 1827 1828 /* One more increment for CNM */ 1829 found++; 1830 } 1831 } 1832 if (found == nelem) 1833 break; 1834 } 1835 1836 /* Sanity check. Ensure the values are within known max. */ 1837 max_ctx_qid[CTXT_EGRESS] = min_t(u32, max_ctx_qid[CTXT_EGRESS], 1838 M_CTXTQID); 1839 max_ctx_qid[CTXT_INGRESS] = min_t(u32, max_ctx_qid[CTXT_INGRESS], 1840 CUDBG_MAX_INGRESS_QIDS); 1841 max_ctx_qid[CTXT_FLM] = min_t(u32, max_ctx_qid[CTXT_FLM], 1842 CUDBG_MAX_FL_QIDS); 1843 max_ctx_qid[CTXT_CNM] = min_t(u32, max_ctx_qid[CTXT_CNM], 1844 CUDBG_MAX_CNM_QIDS); 1845 return 0; 1846 } 1847 1848 static int collect_dump_context(struct cudbg_init *pdbg_init, 1849 struct cudbg_buffer *dbg_buff, 1850 struct cudbg_error *cudbg_err) 1851 { 1852 struct cudbg_buffer scratch_buff; 1853 struct cudbg_buffer temp_buff; 1854 struct adapter *padap = pdbg_init->adap; 1855 u32 size = 0, next_offset = 0, total_size = 0; 1856 struct cudbg_ch_cntxt *buff = NULL; 1857 struct struct_meminfo meminfo; 1858 int bytes = 0; 1859 int rc = 0; 1860 u32 i, j; 1861 u32 max_ctx_qid[CTXT_CNM + 1]; 1862 bool limit_qid = false; 1863 u32 qid_count = 0; 1864 1865 rc = fill_meminfo(padap, &meminfo); 1866 if (rc) 1867 goto err; 1868 1869 /* Get max valid qid for each type of queue */ 1870 rc = get_max_ctxt_qid(padap, &meminfo, max_ctx_qid, CTXT_CNM + 1); 1871 if (rc) 1872 goto err; 1873 1874 /* There are four types of queues. Collect context upto max 1875 * qid of each type of queue. 1876 */ 1877 for (i = CTXT_EGRESS; i <= CTXT_CNM; i++) 1878 size += sizeof(struct cudbg_ch_cntxt) * max_ctx_qid[i]; 1879 1880 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1881 if (rc == CUDBG_STATUS_NO_SCRATCH_MEM) { 1882 /* Not enough scratch Memory available. 1883 * Collect context of at least CUDBG_LOWMEM_MAX_CTXT_QIDS 1884 * for each queue type. 1885 */ 1886 size = 0; 1887 for (i = CTXT_EGRESS; i <= CTXT_CNM; i++) 1888 size += sizeof(struct cudbg_ch_cntxt) * 1889 CUDBG_LOWMEM_MAX_CTXT_QIDS; 1890 1891 limit_qid = true; 1892 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 1893 if (rc) 1894 goto err; 1895 } 1896 1897 buff = (struct cudbg_ch_cntxt *)scratch_buff.data; 1898 1899 /* Collect context data */ 1900 for (i = CTXT_EGRESS; i <= CTXT_FLM; i++) { 1901 qid_count = 0; 1902 for (j = 0; j < max_ctx_qid[i]; j++) { 1903 read_sge_ctxt(pdbg_init, j, i, buff->data); 1904 1905 rc = check_valid(buff->data, i); 1906 if (rc) { 1907 buff->cntxt_type = i; 1908 buff->cntxt_id = j; 1909 buff++; 1910 total_size += sizeof(struct cudbg_ch_cntxt); 1911 1912 if (i == CTXT_FLM) { 1913 read_sge_ctxt(pdbg_init, j, CTXT_CNM, 1914 buff->data); 1915 buff->cntxt_type = CTXT_CNM; 1916 buff->cntxt_id = j; 1917 buff++; 1918 total_size += 1919 sizeof(struct cudbg_ch_cntxt); 1920 } 1921 qid_count++; 1922 } 1923 1924 /* If there's not enough space to collect more qids, 1925 * then bail and move on to next queue type. 1926 */ 1927 if (limit_qid && 1928 qid_count >= CUDBG_LOWMEM_MAX_CTXT_QIDS) 1929 break; 1930 } 1931 } 1932 1933 scratch_buff.size = total_size; 1934 rc = write_compression_hdr(&scratch_buff, dbg_buff); 1935 if (rc) 1936 goto err1; 1937 1938 /* Splitting buffer and writing in terms of CUDBG_CHUNK_SIZE */ 1939 while (total_size > 0) { 1940 bytes = min_t(unsigned long, (unsigned long)total_size, 1941 (unsigned long)CUDBG_CHUNK_SIZE); 1942 temp_buff.size = bytes; 1943 temp_buff.data = (void *)((char *)scratch_buff.data + 1944 next_offset); 1945 1946 rc = compress_buff(&temp_buff, dbg_buff); 1947 if (rc) 1948 goto err1; 1949 1950 total_size -= bytes; 1951 next_offset += bytes; 1952 } 1953 1954 err1: 1955 scratch_buff.size = size; 1956 release_scratch_buff(&scratch_buff, dbg_buff); 1957 err: 1958 return rc; 1959 } 1960 1961 static int collect_fw_devlog(struct cudbg_init *pdbg_init, 1962 struct cudbg_buffer *dbg_buff, 1963 struct cudbg_error *cudbg_err) 1964 { 1965 #ifdef notyet 1966 struct adapter *padap = pdbg_init->adap; 1967 struct devlog_params *dparams = &padap->params.devlog; 1968 struct cudbg_param *params = NULL; 1969 struct cudbg_buffer scratch_buff; 1970 u32 offset; 1971 int rc = 0, i; 1972 1973 rc = t4_init_devlog_ncores_params(padap, 1); 1974 1975 if (rc < 0) { 1976 pdbg_init->print("%s(), t4_init_devlog_params failed!, rc: "\ 1977 "%d\n", __func__, rc); 1978 for (i = 0; i < pdbg_init->dbg_params_cnt; i++) { 1979 if (pdbg_init->dbg_params[i].param_type == 1980 CUDBG_DEVLOG_PARAM) { 1981 params = &pdbg_init->dbg_params[i]; 1982 break; 1983 } 1984 } 1985 1986 if (params) { 1987 dparams->memtype = params->u.devlog_param.memtype; 1988 dparams->start = params->u.devlog_param.start; 1989 dparams->size = params->u.devlog_param.size; 1990 } else { 1991 cudbg_err->sys_err = rc; 1992 goto err; 1993 } 1994 } 1995 1996 rc = get_scratch_buff(dbg_buff, dparams->size, &scratch_buff); 1997 1998 if (rc) 1999 goto err; 2000 2001 /* Collect FW devlog */ 2002 if (dparams->start != 0) { 2003 offset = scratch_buff.offset; 2004 rc = t4_memory_rw(padap, padap->params.drv_memwin, 2005 dparams->memtype, dparams->start, 2006 dparams->size, 2007 (__be32 *)((char *)scratch_buff.data + 2008 offset), 1); 2009 2010 if (rc) { 2011 pdbg_init->print("%s(), t4_memory_rw failed!, rc: "\ 2012 "%d\n", __func__, rc); 2013 cudbg_err->sys_err = rc; 2014 goto err1; 2015 } 2016 } 2017 2018 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2019 2020 if (rc) 2021 goto err1; 2022 2023 rc = compress_buff(&scratch_buff, dbg_buff); 2024 2025 err1: 2026 release_scratch_buff(&scratch_buff, dbg_buff); 2027 err: 2028 return rc; 2029 #endif 2030 return (CUDBG_STATUS_NOT_IMPLEMENTED); 2031 } 2032 /* CIM OBQ */ 2033 2034 static int collect_cim_obq_ulp0(struct cudbg_init *pdbg_init, 2035 struct cudbg_buffer *dbg_buff, 2036 struct cudbg_error *cudbg_err) 2037 { 2038 int rc = 0, qid = 0; 2039 2040 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2041 2042 return rc; 2043 } 2044 2045 static int collect_cim_obq_ulp1(struct cudbg_init *pdbg_init, 2046 struct cudbg_buffer *dbg_buff, 2047 struct cudbg_error *cudbg_err) 2048 { 2049 int rc = 0, qid = 1; 2050 2051 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2052 2053 return rc; 2054 } 2055 2056 static int collect_cim_obq_ulp2(struct cudbg_init *pdbg_init, 2057 struct cudbg_buffer *dbg_buff, 2058 struct cudbg_error *cudbg_err) 2059 { 2060 int rc = 0, qid = 2; 2061 2062 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2063 2064 return rc; 2065 } 2066 2067 static int collect_cim_obq_ulp3(struct cudbg_init *pdbg_init, 2068 struct cudbg_buffer *dbg_buff, 2069 struct cudbg_error *cudbg_err) 2070 { 2071 int rc = 0, qid = 3; 2072 2073 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2074 2075 return rc; 2076 } 2077 2078 static int collect_cim_obq_sge(struct cudbg_init *pdbg_init, 2079 struct cudbg_buffer *dbg_buff, 2080 struct cudbg_error *cudbg_err) 2081 { 2082 int rc = 0, qid = 4; 2083 2084 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2085 2086 return rc; 2087 } 2088 2089 static int collect_cim_obq_ncsi(struct cudbg_init *pdbg_init, 2090 struct cudbg_buffer *dbg_buff, 2091 struct cudbg_error *cudbg_err) 2092 { 2093 int rc = 0, qid = 5; 2094 2095 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2096 2097 return rc; 2098 } 2099 2100 static int collect_obq_sge_rx_q0(struct cudbg_init *pdbg_init, 2101 struct cudbg_buffer *dbg_buff, 2102 struct cudbg_error *cudbg_err) 2103 { 2104 int rc = 0, qid = 6; 2105 2106 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2107 2108 return rc; 2109 } 2110 2111 static int collect_obq_sge_rx_q1(struct cudbg_init *pdbg_init, 2112 struct cudbg_buffer *dbg_buff, 2113 struct cudbg_error *cudbg_err) 2114 { 2115 int rc = 0, qid = 7; 2116 2117 rc = read_cim_obq(pdbg_init, dbg_buff, cudbg_err, qid); 2118 2119 return rc; 2120 } 2121 2122 static int read_cim_obq(struct cudbg_init *pdbg_init, 2123 struct cudbg_buffer *dbg_buff, 2124 struct cudbg_error *cudbg_err, int qid) 2125 { 2126 struct cudbg_buffer scratch_buff; 2127 struct adapter *padap = pdbg_init->adap; 2128 u32 qsize; 2129 int rc; 2130 int no_of_read_words; 2131 2132 /* collect CIM OBQ */ 2133 qsize = 6 * CIM_OBQ_SIZE * 4 * sizeof(u32); 2134 rc = get_scratch_buff(dbg_buff, qsize, &scratch_buff); 2135 if (rc) 2136 goto err; 2137 2138 /* t4_read_cim_obq will return no. of read words or error */ 2139 no_of_read_words = t4_read_cim_obq(padap, qid, 2140 (u32 *)((u32 *)scratch_buff.data + 2141 scratch_buff.offset), qsize); 2142 2143 /* no_of_read_words is less than or equal to 0 means error */ 2144 if (no_of_read_words <= 0) { 2145 if (no_of_read_words == 0) 2146 rc = CUDBG_SYSTEM_ERROR; 2147 else 2148 rc = no_of_read_words; 2149 if (pdbg_init->verbose) 2150 pdbg_init->print("%s: t4_read_cim_obq failed (%d)\n", 2151 __func__, rc); 2152 cudbg_err->sys_err = rc; 2153 goto err1; 2154 } 2155 2156 scratch_buff.size = no_of_read_words * 4; 2157 2158 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2159 2160 if (rc) 2161 goto err1; 2162 2163 rc = compress_buff(&scratch_buff, dbg_buff); 2164 2165 if (rc) 2166 goto err1; 2167 2168 err1: 2169 release_scratch_buff(&scratch_buff, dbg_buff); 2170 err: 2171 return rc; 2172 } 2173 2174 /* CIM IBQ */ 2175 2176 static int collect_cim_ibq_tp0(struct cudbg_init *pdbg_init, 2177 struct cudbg_buffer *dbg_buff, 2178 struct cudbg_error *cudbg_err) 2179 { 2180 int rc = 0, qid = 0; 2181 2182 rc = read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, qid); 2183 return rc; 2184 } 2185 2186 static int collect_cim_ibq_tp1(struct cudbg_init *pdbg_init, 2187 struct cudbg_buffer *dbg_buff, 2188 struct cudbg_error *cudbg_err) 2189 { 2190 int rc = 0, qid = 1; 2191 2192 rc = read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, qid); 2193 return rc; 2194 } 2195 2196 static int collect_cim_ibq_ulp(struct cudbg_init *pdbg_init, 2197 struct cudbg_buffer *dbg_buff, 2198 struct cudbg_error *cudbg_err) 2199 { 2200 int rc = 0, qid = 2; 2201 2202 rc = read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, qid); 2203 return rc; 2204 } 2205 2206 static int collect_cim_ibq_sge0(struct cudbg_init *pdbg_init, 2207 struct cudbg_buffer *dbg_buff, 2208 struct cudbg_error *cudbg_err) 2209 { 2210 int rc = 0, qid = 3; 2211 2212 rc = read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, qid); 2213 return rc; 2214 } 2215 2216 static int collect_cim_ibq_sge1(struct cudbg_init *pdbg_init, 2217 struct cudbg_buffer *dbg_buff, 2218 struct cudbg_error *cudbg_err) 2219 { 2220 int rc = 0, qid = 4; 2221 2222 rc = read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, qid); 2223 return rc; 2224 } 2225 2226 static int collect_cim_ibq_ncsi(struct cudbg_init *pdbg_init, 2227 struct cudbg_buffer *dbg_buff, 2228 struct cudbg_error *cudbg_err) 2229 { 2230 int rc, qid = 5; 2231 2232 rc = read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, qid); 2233 return rc; 2234 } 2235 2236 static int read_cim_ibq(struct cudbg_init *pdbg_init, 2237 struct cudbg_buffer *dbg_buff, 2238 struct cudbg_error *cudbg_err, int qid) 2239 { 2240 struct adapter *padap = pdbg_init->adap; 2241 struct cudbg_buffer scratch_buff; 2242 u32 qsize; 2243 int rc; 2244 int no_of_read_words; 2245 2246 /* collect CIM IBQ */ 2247 qsize = CIM_IBQ_SIZE * 4 * sizeof(u32); 2248 rc = get_scratch_buff(dbg_buff, qsize, &scratch_buff); 2249 2250 if (rc) 2251 goto err; 2252 2253 /* t4_read_cim_ibq will return no. of read words or error */ 2254 no_of_read_words = t4_read_cim_ibq(padap, qid, 2255 (u32 *)((u32 *)scratch_buff.data + 2256 scratch_buff.offset), qsize); 2257 /* no_of_read_words is less than or equal to 0 means error */ 2258 if (no_of_read_words <= 0) { 2259 if (no_of_read_words == 0) 2260 rc = CUDBG_SYSTEM_ERROR; 2261 else 2262 rc = no_of_read_words; 2263 if (pdbg_init->verbose) 2264 pdbg_init->print("%s: t4_read_cim_ibq failed (%d)\n", 2265 __func__, rc); 2266 cudbg_err->sys_err = rc; 2267 goto err1; 2268 } 2269 2270 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2271 if (rc) 2272 goto err1; 2273 2274 rc = compress_buff(&scratch_buff, dbg_buff); 2275 if (rc) 2276 goto err1; 2277 2278 err1: 2279 release_scratch_buff(&scratch_buff, dbg_buff); 2280 2281 err: 2282 return rc; 2283 } 2284 2285 static int collect_cim_ma_la(struct cudbg_init *pdbg_init, 2286 struct cudbg_buffer *dbg_buff, 2287 struct cudbg_error *cudbg_err) 2288 { 2289 struct cudbg_buffer scratch_buff; 2290 struct adapter *padap = pdbg_init->adap; 2291 u32 rc = 0; 2292 2293 /* collect CIM MA LA */ 2294 scratch_buff.size = 2 * CIM_MALA_SIZE * 5 * sizeof(u32); 2295 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 2296 if (rc) 2297 goto err; 2298 2299 /* no return */ 2300 t4_cim_read_ma_la(padap, 2301 (u32 *) ((char *)scratch_buff.data + 2302 scratch_buff.offset), 2303 (u32 *) ((char *)scratch_buff.data + 2304 scratch_buff.offset + 5 * CIM_MALA_SIZE)); 2305 2306 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2307 if (rc) 2308 goto err1; 2309 2310 rc = compress_buff(&scratch_buff, dbg_buff); 2311 2312 err1: 2313 release_scratch_buff(&scratch_buff, dbg_buff); 2314 err: 2315 return rc; 2316 } 2317 2318 static int collect_cim_la(struct cudbg_init *pdbg_init, 2319 struct cudbg_buffer *dbg_buff, 2320 struct cudbg_error *cudbg_err) 2321 { 2322 struct cudbg_buffer scratch_buff; 2323 struct adapter *padap = pdbg_init->adap; 2324 2325 int rc; 2326 u32 cfg = 0; 2327 int size; 2328 2329 /* collect CIM LA */ 2330 if (is_t6(padap)) { 2331 size = padap->params.cim_la_size / 10 + 1; 2332 size *= 11 * sizeof(u32); 2333 } else { 2334 size = padap->params.cim_la_size / 8; 2335 size *= 8 * sizeof(u32); 2336 } 2337 2338 size += sizeof(cfg); 2339 2340 rc = get_scratch_buff(dbg_buff, size, &scratch_buff); 2341 if (rc) 2342 goto err; 2343 2344 rc = t4_cim_read(padap, A_UP_UP_DBG_LA_CFG, 1, &cfg); 2345 2346 if (rc) { 2347 if (pdbg_init->verbose) 2348 pdbg_init->print("%s: t4_cim_read failed (%d)\n", 2349 __func__, rc); 2350 cudbg_err->sys_err = rc; 2351 goto err1; 2352 } 2353 2354 memcpy((char *)scratch_buff.data + scratch_buff.offset, &cfg, 2355 sizeof(cfg)); 2356 2357 rc = t4_cim_read_la(padap, 2358 (u32 *) ((char *)scratch_buff.data + 2359 scratch_buff.offset + sizeof(cfg)), NULL); 2360 if (rc < 0) { 2361 if (pdbg_init->verbose) 2362 pdbg_init->print("%s: t4_cim_read_la failed (%d)\n", 2363 __func__, rc); 2364 cudbg_err->sys_err = rc; 2365 goto err1; 2366 } 2367 2368 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2369 if (rc) 2370 goto err1; 2371 2372 rc = compress_buff(&scratch_buff, dbg_buff); 2373 if (rc) 2374 goto err1; 2375 2376 err1: 2377 release_scratch_buff(&scratch_buff, dbg_buff); 2378 err: 2379 return rc; 2380 } 2381 2382 static int collect_cim_qcfg(struct cudbg_init *pdbg_init, 2383 struct cudbg_buffer *dbg_buff, 2384 struct cudbg_error *cudbg_err) 2385 { 2386 struct cudbg_buffer scratch_buff; 2387 struct adapter *padap = pdbg_init->adap; 2388 u32 offset; 2389 int rc = 0; 2390 2391 struct struct_cim_qcfg *cim_qcfg_data = NULL; 2392 2393 rc = get_scratch_buff(dbg_buff, sizeof(struct struct_cim_qcfg), 2394 &scratch_buff); 2395 2396 if (rc) 2397 goto err; 2398 2399 offset = scratch_buff.offset; 2400 2401 cim_qcfg_data = 2402 (struct struct_cim_qcfg *)((u8 *)((char *)scratch_buff.data + 2403 offset)); 2404 2405 rc = t4_cim_read(padap, A_UP_IBQ_0_RDADDR, 2406 ARRAY_SIZE(cim_qcfg_data->stat), cim_qcfg_data->stat); 2407 2408 if (rc) { 2409 if (pdbg_init->verbose) 2410 pdbg_init->print("%s: t4_cim_read IBQ_0_RDADDR failed (%d)\n", 2411 __func__, rc); 2412 cudbg_err->sys_err = rc; 2413 goto err1; 2414 } 2415 2416 rc = t4_cim_read(padap, A_UP_OBQ_0_REALADDR, 2417 ARRAY_SIZE(cim_qcfg_data->obq_wr), 2418 cim_qcfg_data->obq_wr); 2419 2420 if (rc) { 2421 if (pdbg_init->verbose) 2422 pdbg_init->print("%s: t4_cim_read OBQ_0_REALADDR failed (%d)\n", 2423 __func__, rc); 2424 cudbg_err->sys_err = rc; 2425 goto err1; 2426 } 2427 2428 /* no return val */ 2429 t4_read_cimq_cfg(padap, 2430 cim_qcfg_data->base, 2431 cim_qcfg_data->size, 2432 cim_qcfg_data->thres); 2433 2434 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2435 if (rc) 2436 goto err1; 2437 2438 rc = compress_buff(&scratch_buff, dbg_buff); 2439 if (rc) 2440 goto err1; 2441 2442 err1: 2443 release_scratch_buff(&scratch_buff, dbg_buff); 2444 err: 2445 return rc; 2446 } 2447 2448 /** 2449 * Fetch the TX/RX payload regions start and end. 2450 * 2451 * @padap (IN): adapter handle. 2452 * @mem_type (IN): EDC0, EDC1, MC/MC0/MC1. 2453 * @mem_tot_len (IN): total length of @mem_type memory region to read. 2454 * @payload_type (IN): TX or RX Payload. 2455 * @reg_info (OUT): store the payload region info. 2456 * 2457 * Fetch the TX/RX payload region information from meminfo. 2458 * However, reading from the @mem_type region starts at 0 and not 2459 * from whatever base info is stored in meminfo. Hence, if the 2460 * payload region exists, then calculate the payload region 2461 * start and end wrt 0 and @mem_tot_len, respectively, and set 2462 * @reg_info->exist to true. Otherwise, set @reg_info->exist to false. 2463 */ 2464 #ifdef notyet 2465 static int get_payload_range(struct adapter *padap, u8 mem_type, 2466 unsigned long mem_tot_len, u8 payload_type, 2467 struct struct_region_info *reg_info) 2468 { 2469 struct struct_meminfo meminfo; 2470 struct struct_mem_desc mem_region; 2471 struct struct_mem_desc payload; 2472 u32 i, idx, found = 0; 2473 u8 mc_type; 2474 int rc; 2475 2476 /* Get meminfo of all regions */ 2477 rc = fill_meminfo(padap, &meminfo); 2478 if (rc) 2479 return rc; 2480 2481 /* Extract the specified TX or RX Payload region range */ 2482 memset(&payload, 0, sizeof(struct struct_mem_desc)); 2483 for (i = 0; i < meminfo.mem_c; i++) { 2484 if (meminfo.mem[i].idx >= ARRAY_SIZE(region)) 2485 continue; /* skip holes */ 2486 2487 idx = meminfo.mem[i].idx; 2488 /* Get TX or RX Payload region start and end */ 2489 if (idx == payload_type) { 2490 if (!(meminfo.mem[i].limit)) 2491 meminfo.mem[i].limit = 2492 i < meminfo.mem_c - 1 ? 2493 meminfo.mem[i + 1].base - 1 : ~0; 2494 2495 memcpy(&payload, &meminfo.mem[i], sizeof(payload)); 2496 found = 1; 2497 break; 2498 } 2499 } 2500 2501 /* If TX or RX Payload region is not found return error. */ 2502 if (!found) 2503 return -EINVAL; 2504 2505 if (mem_type < MEM_MC) { 2506 memcpy(&mem_region, &meminfo.avail[mem_type], 2507 sizeof(mem_region)); 2508 } else { 2509 /* Check if both MC0 and MC1 exist by checking if a 2510 * base address for the specified @mem_type exists. 2511 * If a base address exists, then there is MC1 and 2512 * hence use the base address stored at index 3. 2513 * Otherwise, use the base address stored at index 2. 2514 */ 2515 mc_type = meminfo.avail[mem_type].base ? 2516 mem_type : mem_type - 1; 2517 memcpy(&mem_region, &meminfo.avail[mc_type], 2518 sizeof(mem_region)); 2519 } 2520 2521 /* Check if payload region exists in current memory */ 2522 if (payload.base < mem_region.base && payload.limit < mem_region.base) { 2523 reg_info->exist = false; 2524 return 0; 2525 } 2526 2527 /* Get Payload region start and end with respect to 0 and 2528 * mem_tot_len, respectively. This is because reading from the 2529 * memory region starts at 0 and not at base info stored in meminfo. 2530 */ 2531 if (payload.base < mem_region.limit) { 2532 reg_info->exist = true; 2533 if (payload.base >= mem_region.base) 2534 reg_info->start = payload.base - mem_region.base; 2535 else 2536 reg_info->start = 0; 2537 2538 if (payload.limit < mem_region.limit) 2539 reg_info->end = payload.limit - mem_region.base; 2540 else 2541 reg_info->end = mem_tot_len; 2542 } 2543 2544 return 0; 2545 } 2546 #endif 2547 2548 static int read_fw_mem(struct cudbg_init *pdbg_init, 2549 struct cudbg_buffer *dbg_buff, u8 mem_type, 2550 unsigned long tot_len, struct cudbg_error *cudbg_err) 2551 { 2552 #ifdef notyet 2553 struct cudbg_buffer scratch_buff; 2554 struct adapter *padap = pdbg_init->adap; 2555 unsigned long bytes_read = 0; 2556 unsigned long bytes_left; 2557 unsigned long bytes; 2558 int rc; 2559 struct struct_region_info payload[2]; /* TX and RX Payload Region */ 2560 u16 get_payload_flag; 2561 u8 i; 2562 2563 get_payload_flag = 2564 pdbg_init->dbg_params[CUDBG_GET_PAYLOAD_PARAM].param_type; 2565 2566 /* If explicitly asked to get TX/RX Payload data, 2567 * then don't zero out the payload data. Otherwise, 2568 * zero out the payload data. 2569 */ 2570 if (!get_payload_flag) { 2571 u8 region_index[2]; 2572 u8 j = 0; 2573 2574 /* Find the index of TX and RX Payload regions in meminfo */ 2575 for (i = 0; i < ARRAY_SIZE(region); i++) { 2576 if (!strcmp(region[i], "Tx payload:") || 2577 !strcmp(region[i], "Rx payload:")) { 2578 region_index[j] = i; 2579 j++; 2580 if (j == 2) 2581 break; 2582 } 2583 } 2584 2585 /* Get TX/RX Payload region range if they exist */ 2586 memset(payload, 0, ARRAY_SIZE(payload) * sizeof(payload[0])); 2587 for (i = 0; i < ARRAY_SIZE(payload); i++) { 2588 rc = get_payload_range(padap, mem_type, tot_len, 2589 region_index[i], 2590 &payload[i]); 2591 if (rc) 2592 goto err; 2593 2594 if (payload[i].exist) { 2595 /* Align start and end to avoid wrap around */ 2596 payload[i].start = 2597 roundup(payload[i].start, 2598 CUDBG_CHUNK_SIZE); 2599 payload[i].end = 2600 rounddown(payload[i].end, 2601 CUDBG_CHUNK_SIZE); 2602 } 2603 } 2604 } 2605 2606 bytes_left = tot_len; 2607 scratch_buff.size = tot_len; 2608 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2609 if (rc) 2610 goto err; 2611 2612 while (bytes_left > 0) { 2613 bytes = min_t(unsigned long, bytes_left, (unsigned long)CUDBG_CHUNK_SIZE); 2614 rc = get_scratch_buff(dbg_buff, bytes, &scratch_buff); 2615 2616 if (rc) { 2617 rc = CUDBG_STATUS_NO_SCRATCH_MEM; 2618 goto err; 2619 } 2620 2621 if (!get_payload_flag) { 2622 for (i = 0; i < ARRAY_SIZE(payload); i++) { 2623 if (payload[i].exist && 2624 bytes_read >= payload[i].start && 2625 (bytes_read + bytes) <= payload[i].end) { 2626 memset(scratch_buff.data, 0, bytes); 2627 /* TX and RX Payload regions 2628 * can't overlap. 2629 */ 2630 goto skip_read; 2631 } 2632 } 2633 } 2634 2635 /* Read from file */ 2636 /*fread(scratch_buff.data, 1, Bytes, in);*/ 2637 rc = t4_memory_rw(padap, MEMWIN_NIC, mem_type, bytes_read, 2638 bytes, (__be32 *)(scratch_buff.data), 1); 2639 2640 if (rc) { 2641 if (pdbg_init->verbose) 2642 pdbg_init->print("%s: t4_memory_rw failed (%d)", 2643 __func__, rc); 2644 cudbg_err->sys_err = rc; 2645 goto err1; 2646 } 2647 2648 skip_read: 2649 rc = compress_buff(&scratch_buff, dbg_buff); 2650 if (rc) 2651 goto err1; 2652 2653 bytes_left -= bytes; 2654 bytes_read += bytes; 2655 release_scratch_buff(&scratch_buff, dbg_buff); 2656 } 2657 2658 err1: 2659 if (rc) 2660 release_scratch_buff(&scratch_buff, dbg_buff); 2661 2662 err: 2663 return rc; 2664 #endif 2665 return (CUDBG_STATUS_NOT_IMPLEMENTED); 2666 } 2667 2668 static void collect_mem_info(struct cudbg_init *pdbg_init, 2669 struct card_mem *mem_info) 2670 { 2671 struct adapter *padap = pdbg_init->adap; 2672 u32 value; 2673 int t4 = 0; 2674 2675 if (is_t4(padap)) 2676 t4 = 1; 2677 2678 if (t4) { 2679 value = t4_read_reg(padap, A_MA_EXT_MEMORY_BAR); 2680 value = G_EXT_MEM_SIZE(value); 2681 mem_info->size_mc0 = (u16)value; /* size in MB */ 2682 2683 value = t4_read_reg(padap, A_MA_TARGET_MEM_ENABLE); 2684 if (value & F_EXT_MEM_ENABLE) 2685 mem_info->mem_flag |= (1 << MC0_FLAG); /* set mc0 flag 2686 bit */ 2687 } else { 2688 value = t4_read_reg(padap, A_MA_EXT_MEMORY0_BAR); 2689 value = G_EXT_MEM0_SIZE(value); 2690 mem_info->size_mc0 = (u16)value; 2691 2692 value = t4_read_reg(padap, A_MA_EXT_MEMORY1_BAR); 2693 value = G_EXT_MEM1_SIZE(value); 2694 mem_info->size_mc1 = (u16)value; 2695 2696 value = t4_read_reg(padap, A_MA_TARGET_MEM_ENABLE); 2697 if (value & F_EXT_MEM0_ENABLE) 2698 mem_info->mem_flag |= (1 << MC0_FLAG); 2699 if (value & F_EXT_MEM1_ENABLE) 2700 mem_info->mem_flag |= (1 << MC1_FLAG); 2701 } 2702 2703 value = t4_read_reg(padap, A_MA_EDRAM0_BAR); 2704 value = G_EDRAM0_SIZE(value); 2705 mem_info->size_edc0 = (u16)value; 2706 2707 value = t4_read_reg(padap, A_MA_EDRAM1_BAR); 2708 value = G_EDRAM1_SIZE(value); 2709 mem_info->size_edc1 = (u16)value; 2710 2711 value = t4_read_reg(padap, A_MA_TARGET_MEM_ENABLE); 2712 if (value & F_EDRAM0_ENABLE) 2713 mem_info->mem_flag |= (1 << EDC0_FLAG); 2714 if (value & F_EDRAM1_ENABLE) 2715 mem_info->mem_flag |= (1 << EDC1_FLAG); 2716 2717 } 2718 2719 static void cudbg_t4_fwcache(struct cudbg_init *pdbg_init, 2720 struct cudbg_error *cudbg_err) 2721 { 2722 struct adapter *padap = pdbg_init->adap; 2723 int rc; 2724 2725 if (is_fw_attached(pdbg_init)) { 2726 2727 /* Flush uP dcache before reading edcX/mcX */ 2728 rc = begin_synchronized_op(padap, NULL, SLEEP_OK | INTR_OK, 2729 "t4cudl"); 2730 if (rc == 0) { 2731 rc = t4_fwcache(padap, FW_PARAM_DEV_FWCACHE_FLUSH); 2732 end_synchronized_op(padap, 0); 2733 } 2734 2735 if (rc) { 2736 if (pdbg_init->verbose) 2737 pdbg_init->print("%s: t4_fwcache failed (%d)\n", 2738 __func__, rc); 2739 cudbg_err->sys_warn = rc; 2740 } 2741 } 2742 } 2743 2744 static int collect_edc0_meminfo(struct cudbg_init *pdbg_init, 2745 struct cudbg_buffer *dbg_buff, 2746 struct cudbg_error *cudbg_err) 2747 { 2748 struct card_mem mem_info = {0}; 2749 unsigned long edc0_size; 2750 int rc; 2751 2752 cudbg_t4_fwcache(pdbg_init, cudbg_err); 2753 2754 collect_mem_info(pdbg_init, &mem_info); 2755 2756 if (mem_info.mem_flag & (1 << EDC0_FLAG)) { 2757 edc0_size = (((unsigned long)mem_info.size_edc0) * 1024 * 1024); 2758 rc = read_fw_mem(pdbg_init, dbg_buff, MEM_EDC0, 2759 edc0_size, cudbg_err); 2760 if (rc) 2761 goto err; 2762 2763 } else { 2764 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 2765 if (pdbg_init->verbose) 2766 pdbg_init->print("%s(), collect_mem_info failed!, %s\n", 2767 __func__, err_msg[-rc]); 2768 goto err; 2769 2770 } 2771 err: 2772 return rc; 2773 } 2774 2775 static int collect_edc1_meminfo(struct cudbg_init *pdbg_init, 2776 struct cudbg_buffer *dbg_buff, 2777 struct cudbg_error *cudbg_err) 2778 { 2779 struct card_mem mem_info = {0}; 2780 unsigned long edc1_size; 2781 int rc; 2782 2783 cudbg_t4_fwcache(pdbg_init, cudbg_err); 2784 2785 collect_mem_info(pdbg_init, &mem_info); 2786 2787 if (mem_info.mem_flag & (1 << EDC1_FLAG)) { 2788 edc1_size = (((unsigned long)mem_info.size_edc1) * 1024 * 1024); 2789 rc = read_fw_mem(pdbg_init, dbg_buff, MEM_EDC1, 2790 edc1_size, cudbg_err); 2791 if (rc) 2792 goto err; 2793 } else { 2794 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 2795 if (pdbg_init->verbose) 2796 pdbg_init->print("%s(), collect_mem_info failed!, %s\n", 2797 __func__, err_msg[-rc]); 2798 goto err; 2799 } 2800 2801 err: 2802 2803 return rc; 2804 } 2805 2806 static int collect_mc0_meminfo(struct cudbg_init *pdbg_init, 2807 struct cudbg_buffer *dbg_buff, 2808 struct cudbg_error *cudbg_err) 2809 { 2810 struct card_mem mem_info = {0}; 2811 unsigned long mc0_size; 2812 int rc; 2813 2814 cudbg_t4_fwcache(pdbg_init, cudbg_err); 2815 2816 collect_mem_info(pdbg_init, &mem_info); 2817 2818 if (mem_info.mem_flag & (1 << MC0_FLAG)) { 2819 mc0_size = (((unsigned long)mem_info.size_mc0) * 1024 * 1024); 2820 rc = read_fw_mem(pdbg_init, dbg_buff, MEM_MC0, 2821 mc0_size, cudbg_err); 2822 if (rc) 2823 goto err; 2824 } else { 2825 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 2826 if (pdbg_init->verbose) 2827 pdbg_init->print("%s(), collect_mem_info failed!, %s\n", 2828 __func__, err_msg[-rc]); 2829 goto err; 2830 } 2831 2832 err: 2833 return rc; 2834 } 2835 2836 static int collect_mc1_meminfo(struct cudbg_init *pdbg_init, 2837 struct cudbg_buffer *dbg_buff, 2838 struct cudbg_error *cudbg_err) 2839 { 2840 struct card_mem mem_info = {0}; 2841 unsigned long mc1_size; 2842 int rc; 2843 2844 cudbg_t4_fwcache(pdbg_init, cudbg_err); 2845 2846 collect_mem_info(pdbg_init, &mem_info); 2847 2848 if (mem_info.mem_flag & (1 << MC1_FLAG)) { 2849 mc1_size = (((unsigned long)mem_info.size_mc1) * 1024 * 1024); 2850 rc = read_fw_mem(pdbg_init, dbg_buff, MEM_MC1, 2851 mc1_size, cudbg_err); 2852 if (rc) 2853 goto err; 2854 } else { 2855 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 2856 2857 if (pdbg_init->verbose) 2858 pdbg_init->print("%s(), collect_mem_info failed!, %s\n", 2859 __func__, err_msg[-rc]); 2860 goto err; 2861 } 2862 err: 2863 return rc; 2864 } 2865 2866 static int collect_reg_dump(struct cudbg_init *pdbg_init, 2867 struct cudbg_buffer *dbg_buff, 2868 struct cudbg_error *cudbg_err) 2869 { 2870 struct cudbg_buffer scratch_buff; 2871 struct cudbg_buffer tmp_scratch_buff; 2872 struct adapter *padap = pdbg_init->adap; 2873 unsigned long bytes_read = 0; 2874 unsigned long bytes_left; 2875 u32 buf_size = 0, bytes = 0; 2876 int rc = 0; 2877 2878 if (is_t4(padap)) 2879 buf_size = T4_REGMAP_SIZE ;/*+ sizeof(unsigned int);*/ 2880 else if (is_t5(padap) || is_t6(padap)) 2881 buf_size = T5_REGMAP_SIZE; 2882 2883 scratch_buff.size = buf_size; 2884 2885 tmp_scratch_buff = scratch_buff; 2886 2887 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 2888 if (rc) 2889 goto err; 2890 2891 /* no return */ 2892 t4_get_regs(padap, (void *)scratch_buff.data, scratch_buff.size); 2893 bytes_left = scratch_buff.size; 2894 2895 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2896 if (rc) 2897 goto err1; 2898 2899 while (bytes_left > 0) { 2900 tmp_scratch_buff.data = 2901 ((char *)scratch_buff.data) + bytes_read; 2902 bytes = min_t(unsigned long, bytes_left, (unsigned long)CUDBG_CHUNK_SIZE); 2903 tmp_scratch_buff.size = bytes; 2904 compress_buff(&tmp_scratch_buff, dbg_buff); 2905 bytes_left -= bytes; 2906 bytes_read += bytes; 2907 } 2908 2909 err1: 2910 release_scratch_buff(&scratch_buff, dbg_buff); 2911 err: 2912 return rc; 2913 } 2914 2915 static int collect_cctrl(struct cudbg_init *pdbg_init, 2916 struct cudbg_buffer *dbg_buff, 2917 struct cudbg_error *cudbg_err) 2918 { 2919 struct cudbg_buffer scratch_buff; 2920 struct adapter *padap = pdbg_init->adap; 2921 u32 size; 2922 int rc; 2923 2924 size = sizeof(u16) * NMTUS * NCCTRL_WIN; 2925 scratch_buff.size = size; 2926 2927 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 2928 if (rc) 2929 goto err; 2930 2931 t4_read_cong_tbl(padap, (void *)scratch_buff.data); 2932 2933 rc = write_compression_hdr(&scratch_buff, dbg_buff); 2934 if (rc) 2935 goto err1; 2936 2937 rc = compress_buff(&scratch_buff, dbg_buff); 2938 2939 err1: 2940 release_scratch_buff(&scratch_buff, dbg_buff); 2941 err: 2942 return rc; 2943 } 2944 2945 static int check_busy_bit(struct adapter *padap) 2946 { 2947 u32 val; 2948 u32 busy = 1; 2949 int i = 0; 2950 int retry = 10; 2951 int status = 0; 2952 2953 while (busy && i < retry) { 2954 val = t4_read_reg(padap, A_CIM_HOST_ACC_CTRL); 2955 busy = (0 != (val & CUDBG_CIM_BUSY_BIT)); 2956 i++; 2957 } 2958 2959 if (busy) 2960 status = -1; 2961 2962 return status; 2963 } 2964 2965 static int cim_ha_rreg(struct adapter *padap, u32 addr, u32 *val) 2966 { 2967 int rc = 0; 2968 2969 /* write register address into the A_CIM_HOST_ACC_CTRL */ 2970 t4_write_reg(padap, A_CIM_HOST_ACC_CTRL, addr); 2971 2972 /* Poll HOSTBUSY */ 2973 rc = check_busy_bit(padap); 2974 if (rc) 2975 goto err; 2976 2977 /* Read value from A_CIM_HOST_ACC_DATA */ 2978 *val = t4_read_reg(padap, A_CIM_HOST_ACC_DATA); 2979 2980 err: 2981 return rc; 2982 } 2983 2984 static int dump_up_cim(struct adapter *padap, struct cudbg_init *pdbg_init, 2985 struct ireg_field *up_cim_reg, u32 *buff) 2986 { 2987 u32 i; 2988 int rc = 0; 2989 2990 for (i = 0; i < up_cim_reg->ireg_offset_range; i++) { 2991 rc = cim_ha_rreg(padap, 2992 up_cim_reg->ireg_local_offset + (i * 4), 2993 buff); 2994 if (rc) { 2995 if (pdbg_init->verbose) 2996 pdbg_init->print("BUSY timeout reading" 2997 "CIM_HOST_ACC_CTRL\n"); 2998 goto err; 2999 } 3000 3001 buff++; 3002 } 3003 3004 err: 3005 return rc; 3006 } 3007 3008 static int collect_up_cim_indirect(struct cudbg_init *pdbg_init, 3009 struct cudbg_buffer *dbg_buff, 3010 struct cudbg_error *cudbg_err) 3011 { 3012 struct cudbg_buffer scratch_buff; 3013 struct adapter *padap = pdbg_init->adap; 3014 struct ireg_buf *up_cim; 3015 u32 size; 3016 int i, rc, n; 3017 3018 n = sizeof(t5_up_cim_reg_array) / (4 * sizeof(u32)); 3019 size = sizeof(struct ireg_buf) * n; 3020 scratch_buff.size = size; 3021 3022 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3023 if (rc) 3024 goto err; 3025 3026 up_cim = (struct ireg_buf *)scratch_buff.data; 3027 3028 for (i = 0; i < n; i++) { 3029 struct ireg_field *up_cim_reg = &up_cim->tp_pio; 3030 u32 *buff = up_cim->outbuf; 3031 3032 if (is_t5(padap)) { 3033 up_cim_reg->ireg_addr = t5_up_cim_reg_array[i][0]; 3034 up_cim_reg->ireg_data = t5_up_cim_reg_array[i][1]; 3035 up_cim_reg->ireg_local_offset = 3036 t5_up_cim_reg_array[i][2]; 3037 up_cim_reg->ireg_offset_range = 3038 t5_up_cim_reg_array[i][3]; 3039 } else if (is_t6(padap)) { 3040 up_cim_reg->ireg_addr = t6_up_cim_reg_array[i][0]; 3041 up_cim_reg->ireg_data = t6_up_cim_reg_array[i][1]; 3042 up_cim_reg->ireg_local_offset = 3043 t6_up_cim_reg_array[i][2]; 3044 up_cim_reg->ireg_offset_range = 3045 t6_up_cim_reg_array[i][3]; 3046 } 3047 3048 rc = dump_up_cim(padap, pdbg_init, up_cim_reg, buff); 3049 3050 up_cim++; 3051 } 3052 3053 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3054 if (rc) 3055 goto err1; 3056 3057 rc = compress_buff(&scratch_buff, dbg_buff); 3058 3059 err1: 3060 release_scratch_buff(&scratch_buff, dbg_buff); 3061 err: 3062 return rc; 3063 } 3064 3065 static int collect_mbox_log(struct cudbg_init *pdbg_init, 3066 struct cudbg_buffer *dbg_buff, 3067 struct cudbg_error *cudbg_err) 3068 { 3069 #ifdef notyet 3070 struct cudbg_buffer scratch_buff; 3071 struct cudbg_mbox_log *mboxlog = NULL; 3072 struct mbox_cmd_log *log = NULL; 3073 struct mbox_cmd *entry; 3074 u64 flit; 3075 u32 size; 3076 unsigned int entry_idx; 3077 int i, k, rc; 3078 u16 mbox_cmds; 3079 3080 if (pdbg_init->dbg_params[CUDBG_MBOX_LOG_PARAM].u.mboxlog_param.log) { 3081 log = pdbg_init->dbg_params[CUDBG_MBOX_LOG_PARAM].u. 3082 mboxlog_param.log; 3083 mbox_cmds = pdbg_init->dbg_params[CUDBG_MBOX_LOG_PARAM].u. 3084 mboxlog_param.mbox_cmds; 3085 } else { 3086 if (pdbg_init->verbose) 3087 pdbg_init->print("Mbox log is not requested\n"); 3088 return CUDBG_STATUS_ENTITY_NOT_REQUESTED; 3089 } 3090 3091 size = sizeof(struct cudbg_mbox_log) * mbox_cmds; 3092 scratch_buff.size = size; 3093 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3094 if (rc) 3095 goto err; 3096 3097 mboxlog = (struct cudbg_mbox_log *)scratch_buff.data; 3098 3099 for (k = 0; k < mbox_cmds; k++) { 3100 entry_idx = log->cursor + k; 3101 if (entry_idx >= log->size) 3102 entry_idx -= log->size; 3103 entry = mbox_cmd_log_entry(log, entry_idx); 3104 3105 /* skip over unused entries */ 3106 if (entry->timestamp == 0) 3107 continue; 3108 3109 memcpy(&mboxlog->entry, entry, sizeof(struct mbox_cmd)); 3110 3111 for (i = 0; i < MBOX_LEN / 8; i++) { 3112 flit = entry->cmd[i]; 3113 mboxlog->hi[i] = (u32)(flit >> 32); 3114 mboxlog->lo[i] = (u32)flit; 3115 } 3116 3117 mboxlog++; 3118 } 3119 3120 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3121 if (rc) 3122 goto err1; 3123 3124 rc = compress_buff(&scratch_buff, dbg_buff); 3125 3126 err1: 3127 release_scratch_buff(&scratch_buff, dbg_buff); 3128 err: 3129 return rc; 3130 #endif 3131 return (CUDBG_STATUS_NOT_IMPLEMENTED); 3132 } 3133 3134 static int collect_pbt_tables(struct cudbg_init *pdbg_init, 3135 struct cudbg_buffer *dbg_buff, 3136 struct cudbg_error *cudbg_err) 3137 { 3138 struct cudbg_buffer scratch_buff; 3139 struct adapter *padap = pdbg_init->adap; 3140 struct cudbg_pbt_tables *pbt = NULL; 3141 u32 size; 3142 u32 addr; 3143 int i, rc; 3144 3145 size = sizeof(struct cudbg_pbt_tables); 3146 scratch_buff.size = size; 3147 3148 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3149 if (rc) 3150 goto err; 3151 3152 pbt = (struct cudbg_pbt_tables *)scratch_buff.data; 3153 3154 /* PBT dynamic entries */ 3155 addr = CUDBG_CHAC_PBT_ADDR; 3156 for (i = 0; i < CUDBG_PBT_DYNAMIC_ENTRIES; i++) { 3157 rc = cim_ha_rreg(padap, addr + (i * 4), &pbt->pbt_dynamic[i]); 3158 if (rc) { 3159 if (pdbg_init->verbose) 3160 pdbg_init->print("BUSY timeout reading" 3161 "CIM_HOST_ACC_CTRL\n"); 3162 goto err1; 3163 } 3164 } 3165 3166 /* PBT static entries */ 3167 3168 /* static entries start when bit 6 is set */ 3169 addr = CUDBG_CHAC_PBT_ADDR + (1 << 6); 3170 for (i = 0; i < CUDBG_PBT_STATIC_ENTRIES; i++) { 3171 rc = cim_ha_rreg(padap, addr + (i * 4), &pbt->pbt_static[i]); 3172 if (rc) { 3173 if (pdbg_init->verbose) 3174 pdbg_init->print("BUSY timeout reading" 3175 "CIM_HOST_ACC_CTRL\n"); 3176 goto err1; 3177 } 3178 } 3179 3180 /* LRF entries */ 3181 addr = CUDBG_CHAC_PBT_LRF; 3182 for (i = 0; i < CUDBG_LRF_ENTRIES; i++) { 3183 rc = cim_ha_rreg(padap, addr + (i * 4), &pbt->lrf_table[i]); 3184 if (rc) { 3185 if (pdbg_init->verbose) 3186 pdbg_init->print("BUSY timeout reading" 3187 "CIM_HOST_ACC_CTRL\n"); 3188 goto err1; 3189 } 3190 } 3191 3192 /* PBT data entries */ 3193 addr = CUDBG_CHAC_PBT_DATA; 3194 for (i = 0; i < CUDBG_PBT_DATA_ENTRIES; i++) { 3195 rc = cim_ha_rreg(padap, addr + (i * 4), &pbt->pbt_data[i]); 3196 if (rc) { 3197 if (pdbg_init->verbose) 3198 pdbg_init->print("BUSY timeout reading" 3199 "CIM_HOST_ACC_CTRL\n"); 3200 goto err1; 3201 } 3202 } 3203 3204 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3205 if (rc) 3206 goto err1; 3207 3208 rc = compress_buff(&scratch_buff, dbg_buff); 3209 3210 err1: 3211 release_scratch_buff(&scratch_buff, dbg_buff); 3212 err: 3213 return rc; 3214 } 3215 3216 static int collect_pm_indirect(struct cudbg_init *pdbg_init, 3217 struct cudbg_buffer *dbg_buff, 3218 struct cudbg_error *cudbg_err) 3219 { 3220 struct cudbg_buffer scratch_buff; 3221 struct adapter *padap = pdbg_init->adap; 3222 struct ireg_buf *ch_pm; 3223 u32 size; 3224 int i, rc, n; 3225 3226 n = sizeof(t5_pm_rx_array) / (4 * sizeof(u32)); 3227 size = sizeof(struct ireg_buf) * n * 2; 3228 scratch_buff.size = size; 3229 3230 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3231 if (rc) 3232 goto err; 3233 3234 ch_pm = (struct ireg_buf *)scratch_buff.data; 3235 3236 /*PM_RX*/ 3237 for (i = 0; i < n; i++) { 3238 struct ireg_field *pm_pio = &ch_pm->tp_pio; 3239 u32 *buff = ch_pm->outbuf; 3240 3241 pm_pio->ireg_addr = t5_pm_rx_array[i][0]; 3242 pm_pio->ireg_data = t5_pm_rx_array[i][1]; 3243 pm_pio->ireg_local_offset = t5_pm_rx_array[i][2]; 3244 pm_pio->ireg_offset_range = t5_pm_rx_array[i][3]; 3245 3246 t4_read_indirect(padap, 3247 pm_pio->ireg_addr, 3248 pm_pio->ireg_data, 3249 buff, 3250 pm_pio->ireg_offset_range, 3251 pm_pio->ireg_local_offset); 3252 3253 ch_pm++; 3254 } 3255 3256 /*PM_Tx*/ 3257 n = sizeof(t5_pm_tx_array) / (4 * sizeof(u32)); 3258 for (i = 0; i < n; i++) { 3259 struct ireg_field *pm_pio = &ch_pm->tp_pio; 3260 u32 *buff = ch_pm->outbuf; 3261 3262 pm_pio->ireg_addr = t5_pm_tx_array[i][0]; 3263 pm_pio->ireg_data = t5_pm_tx_array[i][1]; 3264 pm_pio->ireg_local_offset = t5_pm_tx_array[i][2]; 3265 pm_pio->ireg_offset_range = t5_pm_tx_array[i][3]; 3266 3267 t4_read_indirect(padap, 3268 pm_pio->ireg_addr, 3269 pm_pio->ireg_data, 3270 buff, 3271 pm_pio->ireg_offset_range, 3272 pm_pio->ireg_local_offset); 3273 3274 ch_pm++; 3275 } 3276 3277 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3278 if (rc) 3279 goto err1; 3280 3281 rc = compress_buff(&scratch_buff, dbg_buff); 3282 3283 err1: 3284 release_scratch_buff(&scratch_buff, dbg_buff); 3285 err: 3286 return rc; 3287 3288 } 3289 3290 static int collect_tid(struct cudbg_init *pdbg_init, 3291 struct cudbg_buffer *dbg_buff, 3292 struct cudbg_error *cudbg_err) 3293 { 3294 3295 struct cudbg_buffer scratch_buff; 3296 struct adapter *padap = pdbg_init->adap; 3297 struct tid_info_region *tid; 3298 struct tid_info_region_rev1 *tid1; 3299 u32 para[7], val[7]; 3300 u32 mbox, pf; 3301 int rc; 3302 3303 scratch_buff.size = sizeof(struct tid_info_region_rev1); 3304 3305 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3306 if (rc) 3307 goto err; 3308 3309 #define FW_PARAM_DEV_A(param) \ 3310 (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \ 3311 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param)) 3312 #define FW_PARAM_PFVF_A(param) \ 3313 (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) | \ 3314 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param)| \ 3315 V_FW_PARAMS_PARAM_Y(0) | \ 3316 V_FW_PARAMS_PARAM_Z(0)) 3317 #define MAX_ATIDS_A 8192U 3318 3319 tid1 = (struct tid_info_region_rev1 *)scratch_buff.data; 3320 tid = &(tid1->tid); 3321 tid1->ver_hdr.signature = CUDBG_ENTITY_SIGNATURE; 3322 tid1->ver_hdr.revision = CUDBG_TID_INFO_REV; 3323 tid1->ver_hdr.size = sizeof(struct tid_info_region_rev1) - 3324 sizeof(struct cudbg_ver_hdr); 3325 3326 if (is_t5(padap)) { 3327 tid->hash_base = t4_read_reg(padap, A_LE_DB_TID_HASHBASE); 3328 tid1->tid_start = 0; 3329 } else if (is_t6(padap)) { 3330 tid->hash_base = t4_read_reg(padap, A_T6_LE_DB_HASH_TID_BASE); 3331 tid1->tid_start = t4_read_reg(padap, A_LE_DB_ACTIVE_TABLE_START_INDEX); 3332 } 3333 3334 tid->le_db_conf = t4_read_reg(padap, A_LE_DB_CONFIG); 3335 3336 para[0] = FW_PARAM_PFVF_A(FILTER_START); 3337 para[1] = FW_PARAM_PFVF_A(FILTER_END); 3338 para[2] = FW_PARAM_PFVF_A(ACTIVE_FILTER_START); 3339 para[3] = FW_PARAM_PFVF_A(ACTIVE_FILTER_END); 3340 para[4] = FW_PARAM_DEV_A(NTID); 3341 para[5] = FW_PARAM_PFVF_A(SERVER_START); 3342 para[6] = FW_PARAM_PFVF_A(SERVER_END); 3343 3344 rc = begin_synchronized_op(padap, NULL, SLEEP_OK | INTR_OK, "t4cudq"); 3345 if (rc) 3346 goto err; 3347 mbox = padap->mbox; 3348 pf = padap->pf; 3349 rc = t4_query_params(padap, mbox, pf, 0, 7, para, val); 3350 if (rc < 0) { 3351 if (rc == -FW_EPERM) { 3352 /* It looks like we don't have permission to use 3353 * padap->mbox. 3354 * 3355 * Try mbox 4. If it works, we'll continue to 3356 * collect the rest of tid info from mbox 4. 3357 * Else, quit trying to collect tid info. 3358 */ 3359 mbox = 4; 3360 pf = 4; 3361 rc = t4_query_params(padap, mbox, pf, 0, 7, para, val); 3362 if (rc < 0) { 3363 cudbg_err->sys_err = rc; 3364 goto err1; 3365 } 3366 } else { 3367 cudbg_err->sys_err = rc; 3368 goto err1; 3369 } 3370 } 3371 3372 tid->ftid_base = val[0]; 3373 tid->nftids = val[1] - val[0] + 1; 3374 /*active filter region*/ 3375 if (val[2] != val[3]) { 3376 #ifdef notyet 3377 tid->flags |= FW_OFLD_CONN; 3378 #endif 3379 tid->aftid_base = val[2]; 3380 tid->aftid_end = val[3]; 3381 } 3382 tid->ntids = val[4]; 3383 tid->natids = min_t(u32, tid->ntids / 2, MAX_ATIDS_A); 3384 tid->stid_base = val[5]; 3385 tid->nstids = val[6] - val[5] + 1; 3386 3387 if (chip_id(padap) >= CHELSIO_T6) { 3388 para[0] = FW_PARAM_PFVF_A(HPFILTER_START); 3389 para[1] = FW_PARAM_PFVF_A(HPFILTER_END); 3390 rc = t4_query_params(padap, mbox, pf, 0, 2, para, val); 3391 if (rc < 0) { 3392 cudbg_err->sys_err = rc; 3393 goto err1; 3394 } 3395 3396 tid->hpftid_base = val[0]; 3397 tid->nhpftids = val[1] - val[0] + 1; 3398 } 3399 3400 if (chip_id(padap) <= CHELSIO_T5) { 3401 tid->sb = t4_read_reg(padap, A_LE_DB_SERVER_INDEX) / 4; 3402 tid->hash_base /= 4; 3403 } else 3404 tid->sb = t4_read_reg(padap, A_LE_DB_SRVR_START_INDEX); 3405 3406 /*UO context range*/ 3407 para[0] = FW_PARAM_PFVF_A(ETHOFLD_START); 3408 para[1] = FW_PARAM_PFVF_A(ETHOFLD_END); 3409 3410 rc = t4_query_params(padap, mbox, pf, 0, 2, para, val); 3411 if (rc < 0) { 3412 cudbg_err->sys_err = rc; 3413 goto err1; 3414 } 3415 3416 if (val[0] != val[1]) { 3417 tid->uotid_base = val[0]; 3418 tid->nuotids = val[1] - val[0] + 1; 3419 } 3420 tid->IP_users = t4_read_reg(padap, A_LE_DB_ACT_CNT_IPV4); 3421 tid->IPv6_users = t4_read_reg(padap, A_LE_DB_ACT_CNT_IPV6); 3422 3423 #undef FW_PARAM_PFVF_A 3424 #undef FW_PARAM_DEV_A 3425 #undef MAX_ATIDS_A 3426 3427 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3428 if (rc) 3429 goto err1; 3430 rc = compress_buff(&scratch_buff, dbg_buff); 3431 3432 err1: 3433 end_synchronized_op(padap, 0); 3434 release_scratch_buff(&scratch_buff, dbg_buff); 3435 err: 3436 return rc; 3437 } 3438 3439 static int collect_tx_rate(struct cudbg_init *pdbg_init, 3440 struct cudbg_buffer *dbg_buff, 3441 struct cudbg_error *cudbg_err) 3442 { 3443 struct cudbg_buffer scratch_buff; 3444 struct adapter *padap = pdbg_init->adap; 3445 struct tx_rate *tx_rate; 3446 u32 size; 3447 int rc; 3448 3449 size = sizeof(struct tx_rate); 3450 scratch_buff.size = size; 3451 3452 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3453 if (rc) 3454 goto err; 3455 3456 tx_rate = (struct tx_rate *)scratch_buff.data; 3457 t4_get_chan_txrate(padap, tx_rate->nrate, tx_rate->orate); 3458 tx_rate->nchan = padap->chip_params->nchan; 3459 3460 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3461 if (rc) 3462 goto err1; 3463 3464 rc = compress_buff(&scratch_buff, dbg_buff); 3465 3466 err1: 3467 release_scratch_buff(&scratch_buff, dbg_buff); 3468 err: 3469 return rc; 3470 } 3471 3472 static inline void cudbg_tcamxy2valmask(u64 x, u64 y, u8 *addr, u64 *mask) 3473 { 3474 *mask = x | y; 3475 y = (__force u64)cpu_to_be64(y); 3476 memcpy(addr, (char *)&y + 2, ETH_ALEN); 3477 } 3478 3479 static void mps_rpl_backdoor(struct adapter *padap, struct fw_ldst_mps_rplc *mps_rplc) 3480 { 3481 if (is_t5(padap)) { 3482 mps_rplc->rplc255_224 = htonl(t4_read_reg(padap, 3483 A_MPS_VF_RPLCT_MAP3)); 3484 mps_rplc->rplc223_192 = htonl(t4_read_reg(padap, 3485 A_MPS_VF_RPLCT_MAP2)); 3486 mps_rplc->rplc191_160 = htonl(t4_read_reg(padap, 3487 A_MPS_VF_RPLCT_MAP1)); 3488 mps_rplc->rplc159_128 = htonl(t4_read_reg(padap, 3489 A_MPS_VF_RPLCT_MAP0)); 3490 } else { 3491 mps_rplc->rplc255_224 = htonl(t4_read_reg(padap, 3492 A_MPS_VF_RPLCT_MAP7)); 3493 mps_rplc->rplc223_192 = htonl(t4_read_reg(padap, 3494 A_MPS_VF_RPLCT_MAP6)); 3495 mps_rplc->rplc191_160 = htonl(t4_read_reg(padap, 3496 A_MPS_VF_RPLCT_MAP5)); 3497 mps_rplc->rplc159_128 = htonl(t4_read_reg(padap, 3498 A_MPS_VF_RPLCT_MAP4)); 3499 } 3500 mps_rplc->rplc127_96 = htonl(t4_read_reg(padap, A_MPS_VF_RPLCT_MAP3)); 3501 mps_rplc->rplc95_64 = htonl(t4_read_reg(padap, A_MPS_VF_RPLCT_MAP2)); 3502 mps_rplc->rplc63_32 = htonl(t4_read_reg(padap, A_MPS_VF_RPLCT_MAP1)); 3503 mps_rplc->rplc31_0 = htonl(t4_read_reg(padap, A_MPS_VF_RPLCT_MAP0)); 3504 } 3505 3506 static int collect_mps_tcam(struct cudbg_init *pdbg_init, 3507 struct cudbg_buffer *dbg_buff, 3508 struct cudbg_error *cudbg_err) 3509 { 3510 struct cudbg_buffer scratch_buff; 3511 struct adapter *padap = pdbg_init->adap; 3512 struct cudbg_mps_tcam *tcam = NULL; 3513 u32 size = 0, i, n, total_size = 0; 3514 u32 ctl, data2; 3515 u64 tcamy, tcamx, val; 3516 int rc; 3517 3518 n = padap->chip_params->mps_tcam_size; 3519 size = sizeof(struct cudbg_mps_tcam) * n; 3520 scratch_buff.size = size; 3521 3522 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3523 if (rc) 3524 goto err; 3525 memset(scratch_buff.data, 0, size); 3526 3527 tcam = (struct cudbg_mps_tcam *)scratch_buff.data; 3528 for (i = 0; i < n; i++) { 3529 if (chip_id(padap) >= CHELSIO_T6) { 3530 /* CtlReqID - 1: use Host Driver Requester ID 3531 * CtlCmdType - 0: Read, 1: Write 3532 * CtlTcamSel - 0: TCAM0, 1: TCAM1 3533 * CtlXYBitSel- 0: Y bit, 1: X bit 3534 */ 3535 3536 /* Read tcamy */ 3537 ctl = (V_CTLREQID(1) | 3538 V_CTLCMDTYPE(0) | V_CTLXYBITSEL(0)); 3539 if (i < 256) 3540 ctl |= V_CTLTCAMINDEX(i) | V_CTLTCAMSEL(0); 3541 else 3542 ctl |= V_CTLTCAMINDEX(i - 256) | 3543 V_CTLTCAMSEL(1); 3544 3545 t4_write_reg(padap, A_MPS_CLS_TCAM_DATA2_CTL, ctl); 3546 val = t4_read_reg(padap, A_MPS_CLS_TCAM_RDATA1_REQ_ID1); 3547 tcamy = G_DMACH(val) << 32; 3548 tcamy |= t4_read_reg(padap, A_MPS_CLS_TCAM_RDATA0_REQ_ID1); 3549 data2 = t4_read_reg(padap, A_MPS_CLS_TCAM_RDATA2_REQ_ID1); 3550 tcam->lookup_type = G_DATALKPTYPE(data2); 3551 3552 /* 0 - Outer header, 1 - Inner header 3553 * [71:48] bit locations are overloaded for 3554 * outer vs. inner lookup types. 3555 */ 3556 3557 if (tcam->lookup_type && 3558 (tcam->lookup_type != M_DATALKPTYPE)) { 3559 /* Inner header VNI */ 3560 tcam->vniy = ((data2 & F_DATAVIDH2) << 23) | 3561 (G_DATAVIDH1(data2) << 16) | 3562 G_VIDL(val); 3563 tcam->dip_hit = data2 & F_DATADIPHIT; 3564 } else { 3565 tcam->vlan_vld = data2 & F_DATAVIDH2; 3566 tcam->ivlan = G_VIDL(val); 3567 } 3568 3569 tcam->port_num = G_DATAPORTNUM(data2); 3570 3571 /* Read tcamx. Change the control param */ 3572 ctl |= V_CTLXYBITSEL(1); 3573 t4_write_reg(padap, A_MPS_CLS_TCAM_DATA2_CTL, ctl); 3574 val = t4_read_reg(padap, A_MPS_CLS_TCAM_RDATA1_REQ_ID1); 3575 tcamx = G_DMACH(val) << 32; 3576 tcamx |= t4_read_reg(padap, A_MPS_CLS_TCAM_RDATA0_REQ_ID1); 3577 data2 = t4_read_reg(padap, A_MPS_CLS_TCAM_RDATA2_REQ_ID1); 3578 if (tcam->lookup_type && 3579 (tcam->lookup_type != M_DATALKPTYPE)) { 3580 /* Inner header VNI mask */ 3581 tcam->vnix = ((data2 & F_DATAVIDH2) << 23) | 3582 (G_DATAVIDH1(data2) << 16) | 3583 G_VIDL(val); 3584 } 3585 } else { 3586 tcamy = t4_read_reg64(padap, MPS_CLS_TCAM_Y_L(i)); 3587 tcamx = t4_read_reg64(padap, MPS_CLS_TCAM_X_L(i)); 3588 } 3589 3590 if (tcamx & tcamy) 3591 continue; 3592 3593 tcam->cls_lo = t4_read_reg(padap, MPS_CLS_SRAM_L(i)); 3594 tcam->cls_hi = t4_read_reg(padap, MPS_CLS_SRAM_H(i)); 3595 3596 if (is_t5(padap)) 3597 tcam->repli = (tcam->cls_lo & F_REPLICATE); 3598 else if (is_t6(padap)) 3599 tcam->repli = (tcam->cls_lo & F_T6_REPLICATE); 3600 3601 if (tcam->repli) { 3602 struct fw_ldst_cmd ldst_cmd; 3603 struct fw_ldst_mps_rplc mps_rplc; 3604 3605 memset(&ldst_cmd, 0, sizeof(ldst_cmd)); 3606 ldst_cmd.op_to_addrspace = 3607 htonl(V_FW_CMD_OP(FW_LDST_CMD) | 3608 F_FW_CMD_REQUEST | 3609 F_FW_CMD_READ | 3610 V_FW_LDST_CMD_ADDRSPACE( 3611 FW_LDST_ADDRSPC_MPS)); 3612 3613 ldst_cmd.cycles_to_len16 = htonl(FW_LEN16(ldst_cmd)); 3614 3615 ldst_cmd.u.mps.rplc.fid_idx = 3616 htons(V_FW_LDST_CMD_FID(FW_LDST_MPS_RPLC) | 3617 V_FW_LDST_CMD_IDX(i)); 3618 3619 rc = begin_synchronized_op(padap, NULL, 3620 SLEEP_OK | INTR_OK, "t4cudm"); 3621 if (rc == 0) { 3622 rc = t4_wr_mbox(padap, padap->mbox, &ldst_cmd, 3623 sizeof(ldst_cmd), &ldst_cmd); 3624 end_synchronized_op(padap, 0); 3625 } 3626 3627 if (rc) 3628 mps_rpl_backdoor(padap, &mps_rplc); 3629 else 3630 mps_rplc = ldst_cmd.u.mps.rplc; 3631 3632 tcam->rplc[0] = ntohl(mps_rplc.rplc31_0); 3633 tcam->rplc[1] = ntohl(mps_rplc.rplc63_32); 3634 tcam->rplc[2] = ntohl(mps_rplc.rplc95_64); 3635 tcam->rplc[3] = ntohl(mps_rplc.rplc127_96); 3636 if (padap->chip_params->mps_rplc_size > 3637 CUDBG_MAX_RPLC_SIZE) { 3638 tcam->rplc[4] = ntohl(mps_rplc.rplc159_128); 3639 tcam->rplc[5] = ntohl(mps_rplc.rplc191_160); 3640 tcam->rplc[6] = ntohl(mps_rplc.rplc223_192); 3641 tcam->rplc[7] = ntohl(mps_rplc.rplc255_224); 3642 } 3643 } 3644 cudbg_tcamxy2valmask(tcamx, tcamy, tcam->addr, &tcam->mask); 3645 3646 tcam->idx = i; 3647 tcam->rplc_size = padap->chip_params->mps_rplc_size; 3648 3649 total_size += sizeof(struct cudbg_mps_tcam); 3650 3651 tcam++; 3652 } 3653 3654 if (total_size == 0) { 3655 rc = CUDBG_SYSTEM_ERROR; 3656 goto err1; 3657 } 3658 3659 scratch_buff.size = total_size; 3660 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3661 if (rc) 3662 goto err1; 3663 3664 rc = compress_buff(&scratch_buff, dbg_buff); 3665 3666 err1: 3667 scratch_buff.size = size; 3668 release_scratch_buff(&scratch_buff, dbg_buff); 3669 err: 3670 return rc; 3671 } 3672 3673 static int collect_pcie_config(struct cudbg_init *pdbg_init, 3674 struct cudbg_buffer *dbg_buff, 3675 struct cudbg_error *cudbg_err) 3676 { 3677 struct cudbg_buffer scratch_buff; 3678 struct adapter *padap = pdbg_init->adap; 3679 u32 size, *value, j; 3680 int i, rc, n; 3681 3682 size = sizeof(u32) * NUM_PCIE_CONFIG_REGS; 3683 n = sizeof(t5_pcie_config_array) / (2 * sizeof(u32)); 3684 scratch_buff.size = size; 3685 3686 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3687 if (rc) 3688 goto err; 3689 3690 value = (u32 *)scratch_buff.data; 3691 for (i = 0; i < n; i++) { 3692 for (j = t5_pcie_config_array[i][0]; 3693 j <= t5_pcie_config_array[i][1]; j += 4) { 3694 *value++ = t4_hw_pci_read_cfg4(padap, j); 3695 } 3696 } 3697 3698 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3699 if (rc) 3700 goto err1; 3701 3702 rc = compress_buff(&scratch_buff, dbg_buff); 3703 3704 err1: 3705 release_scratch_buff(&scratch_buff, dbg_buff); 3706 err: 3707 return rc; 3708 } 3709 3710 static int cudbg_read_tid(struct cudbg_init *pdbg_init, u32 tid, 3711 struct cudbg_tid_data *tid_data) 3712 { 3713 int i, cmd_retry = 8; 3714 struct adapter *padap = pdbg_init->adap; 3715 u32 val; 3716 3717 /* Fill REQ_DATA regs with 0's */ 3718 for (i = 0; i < CUDBG_NUM_REQ_REGS; i++) 3719 t4_write_reg(padap, A_LE_DB_DBGI_REQ_DATA + (i << 2), 0); 3720 3721 /* Write DBIG command */ 3722 val = (0x4 << S_DBGICMD) | tid; 3723 t4_write_reg(padap, A_LE_DB_DBGI_REQ_TCAM_CMD, val); 3724 tid_data->dbig_cmd = val; 3725 3726 val = 0; 3727 val |= 1 << S_DBGICMDSTRT; 3728 val |= 1; /* LE mode */ 3729 t4_write_reg(padap, A_LE_DB_DBGI_CONFIG, val); 3730 tid_data->dbig_conf = val; 3731 3732 /* Poll the DBGICMDBUSY bit */ 3733 val = 1; 3734 while (val) { 3735 val = t4_read_reg(padap, A_LE_DB_DBGI_CONFIG); 3736 val = (val >> S_DBGICMDBUSY) & 1; 3737 cmd_retry--; 3738 if (!cmd_retry) { 3739 if (pdbg_init->verbose) 3740 pdbg_init->print("%s(): Timeout waiting for non-busy\n", 3741 __func__); 3742 return CUDBG_SYSTEM_ERROR; 3743 } 3744 } 3745 3746 /* Check RESP status */ 3747 val = 0; 3748 val = t4_read_reg(padap, A_LE_DB_DBGI_RSP_STATUS); 3749 tid_data->dbig_rsp_stat = val; 3750 if (!(val & 1)) { 3751 if (pdbg_init->verbose) 3752 pdbg_init->print("%s(): DBGI command failed\n", __func__); 3753 return CUDBG_SYSTEM_ERROR; 3754 } 3755 3756 /* Read RESP data */ 3757 for (i = 0; i < CUDBG_NUM_REQ_REGS; i++) 3758 tid_data->data[i] = t4_read_reg(padap, 3759 A_LE_DB_DBGI_RSP_DATA + 3760 (i << 2)); 3761 3762 tid_data->tid = tid; 3763 3764 return 0; 3765 } 3766 3767 static int collect_le_tcam(struct cudbg_init *pdbg_init, 3768 struct cudbg_buffer *dbg_buff, 3769 struct cudbg_error *cudbg_err) 3770 { 3771 struct cudbg_buffer scratch_buff; 3772 struct adapter *padap = pdbg_init->adap; 3773 struct cudbg_tcam tcam_region = {0}; 3774 struct cudbg_tid_data *tid_data = NULL; 3775 u32 value, bytes = 0, bytes_left = 0; 3776 u32 i; 3777 int rc, size; 3778 3779 /* Get the LE regions */ 3780 value = t4_read_reg(padap, A_LE_DB_TID_HASHBASE); /* Get hash base 3781 index */ 3782 tcam_region.tid_hash_base = value; 3783 3784 /* Get routing table index */ 3785 value = t4_read_reg(padap, A_LE_DB_ROUTING_TABLE_INDEX); 3786 tcam_region.routing_start = value; 3787 3788 /*Get clip table index */ 3789 value = t4_read_reg(padap, A_LE_DB_CLIP_TABLE_INDEX); 3790 tcam_region.clip_start = value; 3791 3792 /* Get filter table index */ 3793 value = t4_read_reg(padap, A_LE_DB_FILTER_TABLE_INDEX); 3794 tcam_region.filter_start = value; 3795 3796 /* Get server table index */ 3797 value = t4_read_reg(padap, A_LE_DB_SERVER_INDEX); 3798 tcam_region.server_start = value; 3799 3800 /* Check whether hash is enabled and calculate the max tids */ 3801 value = t4_read_reg(padap, A_LE_DB_CONFIG); 3802 if ((value >> S_HASHEN) & 1) { 3803 value = t4_read_reg(padap, A_LE_DB_HASH_CONFIG); 3804 if (chip_id(padap) > CHELSIO_T5) 3805 tcam_region.max_tid = (value & 0xFFFFF) + 3806 tcam_region.tid_hash_base; 3807 else { /* for T5 */ 3808 value = G_HASHTIDSIZE(value); 3809 value = 1 << value; 3810 tcam_region.max_tid = value + 3811 tcam_region.tid_hash_base; 3812 } 3813 } else /* hash not enabled */ 3814 tcam_region.max_tid = CUDBG_MAX_TCAM_TID; 3815 3816 size = sizeof(struct cudbg_tid_data) * tcam_region.max_tid; 3817 size += sizeof(struct cudbg_tcam); 3818 scratch_buff.size = size; 3819 3820 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3821 if (rc) 3822 goto err; 3823 3824 rc = get_scratch_buff(dbg_buff, CUDBG_CHUNK_SIZE, &scratch_buff); 3825 if (rc) 3826 goto err; 3827 3828 memcpy(scratch_buff.data, &tcam_region, sizeof(struct cudbg_tcam)); 3829 3830 tid_data = (struct cudbg_tid_data *)(((struct cudbg_tcam *) 3831 scratch_buff.data) + 1); 3832 bytes_left = CUDBG_CHUNK_SIZE - sizeof(struct cudbg_tcam); 3833 bytes = sizeof(struct cudbg_tcam); 3834 3835 /* read all tid */ 3836 for (i = 0; i < tcam_region.max_tid; i++) { 3837 if (bytes_left < sizeof(struct cudbg_tid_data)) { 3838 scratch_buff.size = bytes; 3839 rc = compress_buff(&scratch_buff, dbg_buff); 3840 if (rc) 3841 goto err1; 3842 scratch_buff.size = CUDBG_CHUNK_SIZE; 3843 release_scratch_buff(&scratch_buff, dbg_buff); 3844 3845 /* new alloc */ 3846 rc = get_scratch_buff(dbg_buff, CUDBG_CHUNK_SIZE, 3847 &scratch_buff); 3848 if (rc) 3849 goto err; 3850 3851 tid_data = (struct cudbg_tid_data *)(scratch_buff.data); 3852 bytes_left = CUDBG_CHUNK_SIZE; 3853 bytes = 0; 3854 } 3855 3856 rc = cudbg_read_tid(pdbg_init, i, tid_data); 3857 3858 if (rc) { 3859 cudbg_err->sys_err = rc; 3860 goto err1; 3861 } 3862 3863 tid_data++; 3864 bytes_left -= sizeof(struct cudbg_tid_data); 3865 bytes += sizeof(struct cudbg_tid_data); 3866 } 3867 3868 if (bytes) { 3869 scratch_buff.size = bytes; 3870 rc = compress_buff(&scratch_buff, dbg_buff); 3871 } 3872 3873 err1: 3874 scratch_buff.size = CUDBG_CHUNK_SIZE; 3875 release_scratch_buff(&scratch_buff, dbg_buff); 3876 err: 3877 return rc; 3878 } 3879 3880 static int collect_ma_indirect(struct cudbg_init *pdbg_init, 3881 struct cudbg_buffer *dbg_buff, 3882 struct cudbg_error *cudbg_err) 3883 { 3884 struct cudbg_buffer scratch_buff; 3885 struct adapter *padap = pdbg_init->adap; 3886 struct ireg_buf *ma_indr = NULL; 3887 u32 size, j; 3888 int i, rc, n; 3889 3890 if (chip_id(padap) < CHELSIO_T6) { 3891 if (pdbg_init->verbose) 3892 pdbg_init->print("MA indirect available only in T6\n"); 3893 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 3894 goto err; 3895 } 3896 3897 n = sizeof(t6_ma_ireg_array) / (4 * sizeof(u32)); 3898 size = sizeof(struct ireg_buf) * n * 2; 3899 scratch_buff.size = size; 3900 3901 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3902 if (rc) 3903 goto err; 3904 3905 ma_indr = (struct ireg_buf *)scratch_buff.data; 3906 3907 for (i = 0; i < n; i++) { 3908 struct ireg_field *ma_fli = &ma_indr->tp_pio; 3909 u32 *buff = ma_indr->outbuf; 3910 3911 ma_fli->ireg_addr = t6_ma_ireg_array[i][0]; 3912 ma_fli->ireg_data = t6_ma_ireg_array[i][1]; 3913 ma_fli->ireg_local_offset = t6_ma_ireg_array[i][2]; 3914 ma_fli->ireg_offset_range = t6_ma_ireg_array[i][3]; 3915 3916 t4_read_indirect(padap, ma_fli->ireg_addr, ma_fli->ireg_data, 3917 buff, ma_fli->ireg_offset_range, 3918 ma_fli->ireg_local_offset); 3919 3920 ma_indr++; 3921 3922 } 3923 3924 n = sizeof(t6_ma_ireg_array2) / (4 * sizeof(u32)); 3925 3926 for (i = 0; i < n; i++) { 3927 struct ireg_field *ma_fli = &ma_indr->tp_pio; 3928 u32 *buff = ma_indr->outbuf; 3929 3930 ma_fli->ireg_addr = t6_ma_ireg_array2[i][0]; 3931 ma_fli->ireg_data = t6_ma_ireg_array2[i][1]; 3932 ma_fli->ireg_local_offset = t6_ma_ireg_array2[i][2]; 3933 3934 for (j = 0; j < t6_ma_ireg_array2[i][3]; j++) { 3935 t4_read_indirect(padap, ma_fli->ireg_addr, 3936 ma_fli->ireg_data, buff, 1, 3937 ma_fli->ireg_local_offset); 3938 buff++; 3939 ma_fli->ireg_local_offset += 0x20; 3940 } 3941 ma_indr++; 3942 } 3943 3944 rc = write_compression_hdr(&scratch_buff, dbg_buff); 3945 if (rc) 3946 goto err1; 3947 3948 rc = compress_buff(&scratch_buff, dbg_buff); 3949 3950 err1: 3951 release_scratch_buff(&scratch_buff, dbg_buff); 3952 err: 3953 return rc; 3954 } 3955 3956 static int collect_hma_indirect(struct cudbg_init *pdbg_init, 3957 struct cudbg_buffer *dbg_buff, 3958 struct cudbg_error *cudbg_err) 3959 { 3960 struct cudbg_buffer scratch_buff; 3961 struct adapter *padap = pdbg_init->adap; 3962 struct ireg_buf *hma_indr = NULL; 3963 u32 size; 3964 int i, rc, n; 3965 3966 if (chip_id(padap) < CHELSIO_T6) { 3967 if (pdbg_init->verbose) 3968 pdbg_init->print("HMA indirect available only in T6\n"); 3969 rc = CUDBG_STATUS_ENTITY_NOT_FOUND; 3970 goto err; 3971 } 3972 3973 n = sizeof(t6_hma_ireg_array) / (4 * sizeof(u32)); 3974 size = sizeof(struct ireg_buf) * n; 3975 scratch_buff.size = size; 3976 3977 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 3978 if (rc) 3979 goto err; 3980 3981 hma_indr = (struct ireg_buf *)scratch_buff.data; 3982 3983 for (i = 0; i < n; i++) { 3984 struct ireg_field *hma_fli = &hma_indr->tp_pio; 3985 u32 *buff = hma_indr->outbuf; 3986 3987 hma_fli->ireg_addr = t6_hma_ireg_array[i][0]; 3988 hma_fli->ireg_data = t6_hma_ireg_array[i][1]; 3989 hma_fli->ireg_local_offset = t6_hma_ireg_array[i][2]; 3990 hma_fli->ireg_offset_range = t6_hma_ireg_array[i][3]; 3991 3992 t4_read_indirect(padap, hma_fli->ireg_addr, hma_fli->ireg_data, 3993 buff, hma_fli->ireg_offset_range, 3994 hma_fli->ireg_local_offset); 3995 3996 hma_indr++; 3997 3998 } 3999 4000 rc = write_compression_hdr(&scratch_buff, dbg_buff); 4001 if (rc) 4002 goto err1; 4003 4004 rc = compress_buff(&scratch_buff, dbg_buff); 4005 4006 err1: 4007 release_scratch_buff(&scratch_buff, dbg_buff); 4008 err: 4009 return rc; 4010 } 4011 4012 static int collect_pcie_indirect(struct cudbg_init *pdbg_init, 4013 struct cudbg_buffer *dbg_buff, 4014 struct cudbg_error *cudbg_err) 4015 { 4016 struct cudbg_buffer scratch_buff; 4017 struct adapter *padap = pdbg_init->adap; 4018 struct ireg_buf *ch_pcie; 4019 u32 size; 4020 int i, rc, n; 4021 4022 n = sizeof(t5_pcie_pdbg_array) / (4 * sizeof(u32)); 4023 size = sizeof(struct ireg_buf) * n * 2; 4024 scratch_buff.size = size; 4025 4026 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 4027 if (rc) 4028 goto err; 4029 4030 ch_pcie = (struct ireg_buf *)scratch_buff.data; 4031 4032 /*PCIE_PDBG*/ 4033 for (i = 0; i < n; i++) { 4034 struct ireg_field *pcie_pio = &ch_pcie->tp_pio; 4035 u32 *buff = ch_pcie->outbuf; 4036 4037 pcie_pio->ireg_addr = t5_pcie_pdbg_array[i][0]; 4038 pcie_pio->ireg_data = t5_pcie_pdbg_array[i][1]; 4039 pcie_pio->ireg_local_offset = t5_pcie_pdbg_array[i][2]; 4040 pcie_pio->ireg_offset_range = t5_pcie_pdbg_array[i][3]; 4041 4042 t4_read_indirect(padap, 4043 pcie_pio->ireg_addr, 4044 pcie_pio->ireg_data, 4045 buff, 4046 pcie_pio->ireg_offset_range, 4047 pcie_pio->ireg_local_offset); 4048 4049 ch_pcie++; 4050 } 4051 4052 /*PCIE_CDBG*/ 4053 n = sizeof(t5_pcie_cdbg_array) / (4 * sizeof(u32)); 4054 for (i = 0; i < n; i++) { 4055 struct ireg_field *pcie_pio = &ch_pcie->tp_pio; 4056 u32 *buff = ch_pcie->outbuf; 4057 4058 pcie_pio->ireg_addr = t5_pcie_cdbg_array[i][0]; 4059 pcie_pio->ireg_data = t5_pcie_cdbg_array[i][1]; 4060 pcie_pio->ireg_local_offset = t5_pcie_cdbg_array[i][2]; 4061 pcie_pio->ireg_offset_range = t5_pcie_cdbg_array[i][3]; 4062 4063 t4_read_indirect(padap, 4064 pcie_pio->ireg_addr, 4065 pcie_pio->ireg_data, 4066 buff, 4067 pcie_pio->ireg_offset_range, 4068 pcie_pio->ireg_local_offset); 4069 4070 ch_pcie++; 4071 } 4072 4073 rc = write_compression_hdr(&scratch_buff, dbg_buff); 4074 if (rc) 4075 goto err1; 4076 4077 rc = compress_buff(&scratch_buff, dbg_buff); 4078 4079 err1: 4080 release_scratch_buff(&scratch_buff, dbg_buff); 4081 err: 4082 return rc; 4083 4084 } 4085 4086 static int collect_tp_indirect(struct cudbg_init *pdbg_init, 4087 struct cudbg_buffer *dbg_buff, 4088 struct cudbg_error *cudbg_err) 4089 { 4090 struct cudbg_buffer scratch_buff; 4091 struct adapter *padap = pdbg_init->adap; 4092 struct ireg_buf *ch_tp_pio; 4093 u32 size; 4094 int i, rc, n = 0; 4095 4096 if (is_t5(padap)) 4097 n = sizeof(t5_tp_pio_array) / (4 * sizeof(u32)); 4098 else if (is_t6(padap)) 4099 n = sizeof(t6_tp_pio_array) / (4 * sizeof(u32)); 4100 4101 size = sizeof(struct ireg_buf) * n * 3; 4102 scratch_buff.size = size; 4103 4104 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 4105 if (rc) 4106 goto err; 4107 4108 ch_tp_pio = (struct ireg_buf *)scratch_buff.data; 4109 4110 /* TP_PIO*/ 4111 for (i = 0; i < n; i++) { 4112 struct ireg_field *tp_pio = &ch_tp_pio->tp_pio; 4113 u32 *buff = ch_tp_pio->outbuf; 4114 4115 if (is_t5(padap)) { 4116 tp_pio->ireg_addr = t5_tp_pio_array[i][0]; 4117 tp_pio->ireg_data = t5_tp_pio_array[i][1]; 4118 tp_pio->ireg_local_offset = t5_tp_pio_array[i][2]; 4119 tp_pio->ireg_offset_range = t5_tp_pio_array[i][3]; 4120 } else if (is_t6(padap)) { 4121 tp_pio->ireg_addr = t6_tp_pio_array[i][0]; 4122 tp_pio->ireg_data = t6_tp_pio_array[i][1]; 4123 tp_pio->ireg_local_offset = t6_tp_pio_array[i][2]; 4124 tp_pio->ireg_offset_range = t6_tp_pio_array[i][3]; 4125 } 4126 4127 t4_tp_pio_read(padap, buff, tp_pio->ireg_offset_range, 4128 tp_pio->ireg_local_offset, true); 4129 4130 ch_tp_pio++; 4131 } 4132 4133 /* TP_TM_PIO*/ 4134 if (is_t5(padap)) 4135 n = sizeof(t5_tp_tm_pio_array) / (4 * sizeof(u32)); 4136 else if (is_t6(padap)) 4137 n = sizeof(t6_tp_tm_pio_array) / (4 * sizeof(u32)); 4138 4139 for (i = 0; i < n; i++) { 4140 struct ireg_field *tp_pio = &ch_tp_pio->tp_pio; 4141 u32 *buff = ch_tp_pio->outbuf; 4142 4143 if (is_t5(padap)) { 4144 tp_pio->ireg_addr = t5_tp_tm_pio_array[i][0]; 4145 tp_pio->ireg_data = t5_tp_tm_pio_array[i][1]; 4146 tp_pio->ireg_local_offset = t5_tp_tm_pio_array[i][2]; 4147 tp_pio->ireg_offset_range = t5_tp_tm_pio_array[i][3]; 4148 } else if (is_t6(padap)) { 4149 tp_pio->ireg_addr = t6_tp_tm_pio_array[i][0]; 4150 tp_pio->ireg_data = t6_tp_tm_pio_array[i][1]; 4151 tp_pio->ireg_local_offset = t6_tp_tm_pio_array[i][2]; 4152 tp_pio->ireg_offset_range = t6_tp_tm_pio_array[i][3]; 4153 } 4154 4155 t4_tp_tm_pio_read(padap, buff, tp_pio->ireg_offset_range, 4156 tp_pio->ireg_local_offset, true); 4157 4158 ch_tp_pio++; 4159 } 4160 4161 /* TP_MIB_INDEX*/ 4162 if (is_t5(padap)) 4163 n = sizeof(t5_tp_mib_index_array) / (4 * sizeof(u32)); 4164 else if (is_t6(padap)) 4165 n = sizeof(t6_tp_mib_index_array) / (4 * sizeof(u32)); 4166 4167 for (i = 0; i < n ; i++) { 4168 struct ireg_field *tp_pio = &ch_tp_pio->tp_pio; 4169 u32 *buff = ch_tp_pio->outbuf; 4170 4171 if (is_t5(padap)) { 4172 tp_pio->ireg_addr = t5_tp_mib_index_array[i][0]; 4173 tp_pio->ireg_data = t5_tp_mib_index_array[i][1]; 4174 tp_pio->ireg_local_offset = 4175 t5_tp_mib_index_array[i][2]; 4176 tp_pio->ireg_offset_range = 4177 t5_tp_mib_index_array[i][3]; 4178 } else if (is_t6(padap)) { 4179 tp_pio->ireg_addr = t6_tp_mib_index_array[i][0]; 4180 tp_pio->ireg_data = t6_tp_mib_index_array[i][1]; 4181 tp_pio->ireg_local_offset = 4182 t6_tp_mib_index_array[i][2]; 4183 tp_pio->ireg_offset_range = 4184 t6_tp_mib_index_array[i][3]; 4185 } 4186 4187 t4_tp_mib_read(padap, buff, tp_pio->ireg_offset_range, 4188 tp_pio->ireg_local_offset, true); 4189 4190 ch_tp_pio++; 4191 } 4192 4193 rc = write_compression_hdr(&scratch_buff, dbg_buff); 4194 if (rc) 4195 goto err1; 4196 4197 rc = compress_buff(&scratch_buff, dbg_buff); 4198 4199 err1: 4200 release_scratch_buff(&scratch_buff, dbg_buff); 4201 err: 4202 return rc; 4203 } 4204 4205 static int collect_sge_indirect(struct cudbg_init *pdbg_init, 4206 struct cudbg_buffer *dbg_buff, 4207 struct cudbg_error *cudbg_err) 4208 { 4209 struct cudbg_buffer scratch_buff; 4210 struct adapter *padap = pdbg_init->adap; 4211 struct ireg_buf *ch_sge_dbg; 4212 u32 size; 4213 int i, rc; 4214 4215 size = sizeof(struct ireg_buf) * 2; 4216 scratch_buff.size = size; 4217 4218 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 4219 if (rc) 4220 goto err; 4221 4222 ch_sge_dbg = (struct ireg_buf *)scratch_buff.data; 4223 4224 for (i = 0; i < 2; i++) { 4225 struct ireg_field *sge_pio = &ch_sge_dbg->tp_pio; 4226 u32 *buff = ch_sge_dbg->outbuf; 4227 4228 sge_pio->ireg_addr = t5_sge_dbg_index_array[i][0]; 4229 sge_pio->ireg_data = t5_sge_dbg_index_array[i][1]; 4230 sge_pio->ireg_local_offset = t5_sge_dbg_index_array[i][2]; 4231 sge_pio->ireg_offset_range = t5_sge_dbg_index_array[i][3]; 4232 4233 t4_read_indirect(padap, 4234 sge_pio->ireg_addr, 4235 sge_pio->ireg_data, 4236 buff, 4237 sge_pio->ireg_offset_range, 4238 sge_pio->ireg_local_offset); 4239 4240 ch_sge_dbg++; 4241 } 4242 4243 rc = write_compression_hdr(&scratch_buff, dbg_buff); 4244 if (rc) 4245 goto err1; 4246 4247 rc = compress_buff(&scratch_buff, dbg_buff); 4248 4249 err1: 4250 release_scratch_buff(&scratch_buff, dbg_buff); 4251 err: 4252 return rc; 4253 } 4254 4255 static int collect_full(struct cudbg_init *pdbg_init, 4256 struct cudbg_buffer *dbg_buff, 4257 struct cudbg_error *cudbg_err) 4258 { 4259 struct cudbg_buffer scratch_buff; 4260 struct adapter *padap = pdbg_init->adap; 4261 u32 reg_addr, reg_data, reg_local_offset, reg_offset_range; 4262 u32 *sp; 4263 int rc; 4264 int nreg = 0; 4265 4266 /* Collect Registers: 4267 * TP_DBG_SCHED_TX (0x7e40 + 0x6a), 4268 * TP_DBG_SCHED_RX (0x7e40 + 0x6b), 4269 * TP_DBG_CSIDE_INT (0x7e40 + 0x23f), 4270 * TP_DBG_ESIDE_INT (0x7e40 + 0x148), 4271 * PCIE_CDEBUG_INDEX[AppData0] (0x5a10 + 2), 4272 * PCIE_CDEBUG_INDEX[AppData1] (0x5a10 + 3) This is for T6 4273 * SGE_DEBUG_DATA_HIGH_INDEX_10 (0x12a8) 4274 **/ 4275 4276 if (is_t5(padap)) 4277 nreg = 6; 4278 else if (is_t6(padap)) 4279 nreg = 7; 4280 4281 scratch_buff.size = nreg * sizeof(u32); 4282 4283 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 4284 if (rc) 4285 goto err; 4286 4287 sp = (u32 *)scratch_buff.data; 4288 4289 /* TP_DBG_SCHED_TX */ 4290 reg_local_offset = t5_tp_pio_array[3][2] + 0xa; 4291 reg_offset_range = 1; 4292 4293 t4_tp_pio_read(padap, sp, reg_offset_range, reg_local_offset, true); 4294 4295 sp++; 4296 4297 /* TP_DBG_SCHED_RX */ 4298 reg_local_offset = t5_tp_pio_array[3][2] + 0xb; 4299 reg_offset_range = 1; 4300 4301 t4_tp_pio_read(padap, sp, reg_offset_range, reg_local_offset, true); 4302 4303 sp++; 4304 4305 /* TP_DBG_CSIDE_INT */ 4306 reg_local_offset = t5_tp_pio_array[9][2] + 0xf; 4307 reg_offset_range = 1; 4308 4309 t4_tp_pio_read(padap, sp, reg_offset_range, reg_local_offset, true); 4310 4311 sp++; 4312 4313 /* TP_DBG_ESIDE_INT */ 4314 reg_local_offset = t5_tp_pio_array[8][2] + 3; 4315 reg_offset_range = 1; 4316 4317 t4_tp_pio_read(padap, sp, reg_offset_range, reg_local_offset, true); 4318 4319 sp++; 4320 4321 /* PCIE_CDEBUG_INDEX[AppData0] */ 4322 reg_addr = t5_pcie_cdbg_array[0][0]; 4323 reg_data = t5_pcie_cdbg_array[0][1]; 4324 reg_local_offset = t5_pcie_cdbg_array[0][2] + 2; 4325 reg_offset_range = 1; 4326 4327 t4_read_indirect(padap, reg_addr, reg_data, sp, reg_offset_range, 4328 reg_local_offset); 4329 4330 sp++; 4331 4332 if (is_t6(padap)) { 4333 /* PCIE_CDEBUG_INDEX[AppData1] */ 4334 reg_addr = t5_pcie_cdbg_array[0][0]; 4335 reg_data = t5_pcie_cdbg_array[0][1]; 4336 reg_local_offset = t5_pcie_cdbg_array[0][2] + 3; 4337 reg_offset_range = 1; 4338 4339 t4_read_indirect(padap, reg_addr, reg_data, sp, 4340 reg_offset_range, reg_local_offset); 4341 4342 sp++; 4343 } 4344 4345 /* SGE_DEBUG_DATA_HIGH_INDEX_10 */ 4346 *sp = t4_read_reg(padap, A_SGE_DEBUG_DATA_HIGH_INDEX_10); 4347 4348 rc = write_compression_hdr(&scratch_buff, dbg_buff); 4349 if (rc) 4350 goto err1; 4351 4352 rc = compress_buff(&scratch_buff, dbg_buff); 4353 4354 err1: 4355 release_scratch_buff(&scratch_buff, dbg_buff); 4356 err: 4357 return rc; 4358 } 4359 4360 static int collect_vpd_data(struct cudbg_init *pdbg_init, 4361 struct cudbg_buffer *dbg_buff, 4362 struct cudbg_error *cudbg_err) 4363 { 4364 #ifdef notyet 4365 struct cudbg_buffer scratch_buff; 4366 struct adapter *padap = pdbg_init->adap; 4367 struct struct_vpd_data *vpd_data; 4368 char vpd_ver[4]; 4369 u32 fw_vers; 4370 u32 size; 4371 int rc; 4372 4373 size = sizeof(struct struct_vpd_data); 4374 scratch_buff.size = size; 4375 4376 rc = get_scratch_buff(dbg_buff, scratch_buff.size, &scratch_buff); 4377 if (rc) 4378 goto err; 4379 4380 vpd_data = (struct struct_vpd_data *)scratch_buff.data; 4381 4382 if (is_t5(padap)) { 4383 read_vpd_reg(padap, SN_REG_ADDR, SN_MAX_LEN, vpd_data->sn); 4384 read_vpd_reg(padap, BN_REG_ADDR, BN_MAX_LEN, vpd_data->bn); 4385 read_vpd_reg(padap, NA_REG_ADDR, NA_MAX_LEN, vpd_data->na); 4386 read_vpd_reg(padap, MN_REG_ADDR, MN_MAX_LEN, vpd_data->mn); 4387 } else if (is_t6(padap)) { 4388 read_vpd_reg(padap, SN_T6_ADDR, SN_MAX_LEN, vpd_data->sn); 4389 read_vpd_reg(padap, BN_T6_ADDR, BN_MAX_LEN, vpd_data->bn); 4390 read_vpd_reg(padap, NA_T6_ADDR, NA_MAX_LEN, vpd_data->na); 4391 read_vpd_reg(padap, MN_T6_ADDR, MN_MAX_LEN, vpd_data->mn); 4392 } 4393 4394 if (is_fw_attached(pdbg_init)) { 4395 rc = t4_get_scfg_version(padap, &vpd_data->scfg_vers); 4396 } else { 4397 rc = 1; 4398 } 4399 4400 if (rc) { 4401 /* Now trying with backdoor mechanism */ 4402 rc = read_vpd_reg(padap, SCFG_VER_ADDR, SCFG_VER_LEN, 4403 (u8 *)&vpd_data->scfg_vers); 4404 if (rc) 4405 goto err1; 4406 } 4407 4408 if (is_fw_attached(pdbg_init)) { 4409 rc = t4_get_vpd_version(padap, &vpd_data->vpd_vers); 4410 } else { 4411 rc = 1; 4412 } 4413 4414 if (rc) { 4415 /* Now trying with backdoor mechanism */ 4416 rc = read_vpd_reg(padap, VPD_VER_ADDR, VPD_VER_LEN, 4417 (u8 *)vpd_ver); 4418 if (rc) 4419 goto err1; 4420 /* read_vpd_reg return string of stored hex 4421 * converting hex string to char string 4422 * vpd version is 2 bytes only */ 4423 sprintf(vpd_ver, "%c%c\n", vpd_ver[0], vpd_ver[1]); 4424 vpd_data->vpd_vers = simple_strtoul(vpd_ver, NULL, 16); 4425 } 4426 4427 /* Get FW version if it's not already filled in */ 4428 fw_vers = padap->params.fw_vers; 4429 if (!fw_vers) { 4430 rc = t4_get_fw_version(padap, &fw_vers); 4431 if (rc) 4432 goto err1; 4433 } 4434 4435 vpd_data->fw_major = G_FW_HDR_FW_VER_MAJOR(fw_vers); 4436 vpd_data->fw_minor = G_FW_HDR_FW_VER_MINOR(fw_vers); 4437 vpd_data->fw_micro = G_FW_HDR_FW_VER_MICRO(fw_vers); 4438 vpd_data->fw_build = G_FW_HDR_FW_VER_BUILD(fw_vers); 4439 4440 rc = write_compression_hdr(&scratch_buff, dbg_buff); 4441 if (rc) 4442 goto err1; 4443 4444 rc = compress_buff(&scratch_buff, dbg_buff); 4445 4446 err1: 4447 release_scratch_buff(&scratch_buff, dbg_buff); 4448 err: 4449 return rc; 4450 #endif 4451 return (CUDBG_STATUS_NOT_IMPLEMENTED); 4452 } 4453