1 /*- 2 * Copyright (c) 2017 Netflix, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26 #include <sys/cdefs.h> 27 __FBSDID("$FreeBSD$"); 28 29 #include <sys/param.h> 30 #include <sys/ioccom.h> 31 #include <sys/endian.h> 32 33 #include <ctype.h> 34 #include <err.h> 35 #include <fcntl.h> 36 #include <stddef.h> 37 #include <stdio.h> 38 #include <stdlib.h> 39 #include <string.h> 40 #include <sysexits.h> 41 #include <unistd.h> 42 #include <stdbool.h> 43 44 #include "nvmecontrol.h" 45 46 /* Tables for command line parsing */ 47 48 static cmd_fn_t wdc; 49 static cmd_fn_t wdc_cap_diag; 50 51 #define NONE 0xffffffffu 52 #define NONE64 0xffffffffffffffffull 53 #define OPT(l, s, t, opt, addr, desc) { l, s, t, &opt.addr, desc } 54 #define OPT_END { NULL, 0, arg_none, NULL, NULL } 55 56 static struct cmd wdc_cmd = { 57 .name = "wdc", .fn = wdc, .descr = "wdc vendor specific commands", .ctx_size = 0, .opts = NULL, .args = NULL, 58 }; 59 60 CMD_COMMAND(wdc_cmd); 61 62 static struct options 63 { 64 const char *template; 65 const char *dev; 66 uint8_t data_area; 67 } opt = { 68 .template = NULL, 69 .dev = NULL, 70 .data_area = 0, 71 }; 72 73 static const struct opts opts[] = { 74 OPT("template", 'o', arg_string, opt, template, 75 "Template for paths to use for different logs"), 76 OPT("data-area", 'd', arg_uint8, opt, data_area, 77 "Data-area to retrieve up to"), 78 OPT_END 79 }; 80 81 static const struct args args[] = { 82 { arg_string, &opt.dev, "controller-id" }, 83 { arg_none, NULL, NULL }, 84 }; 85 86 static struct cmd cap_diag_cmd = { 87 .name = "cap-diag", 88 .fn = wdc_cap_diag, 89 .descr = "Retrieve the cap-diag logs from the drive", 90 .ctx_size = sizeof(struct options), 91 .opts = opts, 92 .args = args, 93 }; 94 95 CMD_SUBCOMMAND(wdc_cmd, cap_diag_cmd); 96 97 #define WDC_NVME_VID 0x1c58 98 #define WDC_NVME_VID_2 0x1b96 99 #define WDC_NVME_VID_3 0x15b7 100 101 #define WDC_NVME_TOC_SIZE 0x8 102 #define WDC_NVME_LOG_SIZE_HDR_LEN 0x8 103 #define WDC_NVME_CAP_DIAG_OPCODE_E6 0xe6 104 #define WDC_NVME_CAP_DIAG_CMD 0x0000 105 #define WDC_NVME_CAP_DIAG_OPCODE_FA 0xfa 106 #define WDC_NVME_DUI_MAX_SECTIONS_V0 0x3c 107 #define WDC_NVME_DUI_MAX_SECTIONS_V1 0x3a 108 #define WDC_NVME_DUI_MAX_SECTIONS_V2 0x26 109 #define WDC_NVME_DUI_MAX_SECTIONS_V3 0x23 110 111 typedef enum wdc_dui_header { 112 WDC_DUI_HEADER_VER_0 = 0, 113 WDC_DUI_HEADER_VER_1, 114 WDC_DUI_HEADER_VER_2, 115 WDC_DUI_HEADER_VER_3, 116 } wdc_dui_header; 117 118 static void 119 wdc_append_serial_name(int fd, char *buf, size_t len, const char *suffix) 120 { 121 struct nvme_controller_data cdata; 122 char sn[NVME_SERIAL_NUMBER_LENGTH + 1]; 123 char *walker; 124 125 len -= strlen(buf); 126 buf += strlen(buf); 127 if (read_controller_data(fd, &cdata)) 128 errx(EX_IOERR, "Identify request failed"); 129 memcpy(sn, cdata.sn, NVME_SERIAL_NUMBER_LENGTH); 130 walker = sn + NVME_SERIAL_NUMBER_LENGTH - 1; 131 while (walker > sn && *walker == ' ') 132 walker--; 133 *++walker = '\0'; 134 snprintf(buf, len, "_%s_%s.bin", sn, suffix); 135 } 136 137 static void 138 wdc_get_data(int fd, uint32_t opcode, uint32_t len, uint32_t off, uint32_t cmd, 139 uint8_t *buffer, size_t buflen, bool e6lg_flag) 140 { 141 struct nvme_pt_command pt; 142 143 memset(&pt, 0, sizeof(pt)); 144 pt.cmd.opc = opcode; 145 pt.cmd.cdw10 = htole32(len / sizeof(uint32_t)); 146 pt.cmd.cdw12 = htole32(cmd); 147 if (e6lg_flag) 148 pt.cmd.cdw11 = htole32(off / sizeof(uint32_t)); 149 else 150 pt.cmd.cdw13 = htole32(off / sizeof(uint32_t)); 151 pt.buf = buffer; 152 pt.len = buflen; 153 pt.is_read = 1; 154 155 if (ioctl(fd, NVME_PASSTHROUGH_CMD, &pt) < 0) 156 err(EX_IOERR, "wdc_get_data request failed"); 157 if (nvme_completion_is_error(&pt.cpl)) 158 errx(EX_IOERR, "wdc_get_data request returned error"); 159 } 160 161 static void 162 wdc_do_dump_e6(int fd, char *tmpl, const char *suffix, uint32_t opcode, 163 uint32_t cmd, int len_off) 164 { 165 int first; 166 int fd2; 167 uint8_t *buf, *hdr; 168 uint64_t max_xfer_size; 169 uint32_t len, offset; 170 size_t resid; 171 bool e6lg_flag = false; 172 173 wdc_append_serial_name(fd, tmpl, MAXPATHLEN, suffix); 174 175 /* Read Log Dump header */ 176 len = WDC_NVME_LOG_SIZE_HDR_LEN; 177 offset = 0; 178 hdr = malloc(len); 179 if (hdr == NULL) 180 errx(EX_OSERR, "Can't get buffer to read dump"); 181 wdc_get_data(fd, opcode, len, offset, cmd, hdr, len, false); 182 if (memcmp("E6LG", hdr, 4) == 0) { 183 e6lg_flag = true; 184 } 185 186 /* XXX overwrite protection? */ 187 fd2 = open(tmpl, O_WRONLY | O_CREAT | O_TRUNC, 0644); 188 if (fd2 < 0) 189 err(EX_CANTCREAT, "open %s", tmpl); 190 if (ioctl(fd, NVME_GET_MAX_XFER_SIZE, &max_xfer_size) < 0) 191 err(EX_IOERR, "query max transfer size failed"); 192 buf = aligned_alloc(PAGE_SIZE, max_xfer_size); 193 if (buf == NULL) 194 errx(EX_OSERR, "Can't get buffer to read dump"); 195 offset = 0; 196 len = max_xfer_size; 197 first = 1; 198 199 do { 200 resid = MIN(len, max_xfer_size); 201 wdc_get_data(fd, opcode, resid, offset, cmd, buf, resid, e6lg_flag); 202 203 if (first) { 204 len = be32dec(buf + len_off); 205 if (len == 0) 206 errx(EX_PROTOCOL, "No data for %s", suffix); 207 208 printf("Dumping %d bytes of version %d.%d log to %s\n", len, 209 buf[8], buf[9], tmpl); 210 /* 211 * Adjust amount to dump if total dump < 1MB, 212 * though it likely doesn't matter to the WDC 213 * analysis tools. 214 */ 215 if (resid > len) 216 resid = len; 217 first = 0; 218 } 219 if (write(fd2, buf, resid) != (ssize_t)resid) 220 err(EX_IOERR, "write"); 221 offset += resid; 222 len -= resid; 223 } while (len > 0); 224 free(hdr); 225 free(buf); 226 close(fd2); 227 } 228 229 static void 230 wdc_get_data_dui(int fd, uint32_t opcode, uint32_t len, uint64_t off, 231 uint8_t *buffer, size_t buflen) 232 { 233 struct nvme_pt_command pt; 234 235 memset(&pt, 0, sizeof(pt)); 236 pt.cmd.opc = opcode; 237 pt.cmd.nsid = NONE; 238 pt.cmd.cdw10 = htole32((len / sizeof(uint32_t)) - 1) ; 239 pt.cmd.cdw12 = htole32(off & 0xFFFFFFFFu); 240 pt.cmd.cdw13 = htole32(off >> 32); 241 pt.buf = buffer; 242 pt.len = buflen; 243 pt.is_read = 1; 244 245 if (ioctl(fd, NVME_PASSTHROUGH_CMD, &pt) < 0) 246 err(EX_IOERR, "wdc_get_data_dui request failed"); 247 if (nvme_completion_is_error(&pt.cpl)) 248 errx(EX_IOERR, "wdc_get_data_dui request returned error"); 249 } 250 251 static uint8_t 252 wdc_get_dui_max_sections(uint16_t header_ver) 253 { 254 switch (header_ver) { 255 case WDC_DUI_HEADER_VER_0: 256 return WDC_NVME_DUI_MAX_SECTIONS_V0; 257 case WDC_DUI_HEADER_VER_1: 258 return WDC_NVME_DUI_MAX_SECTIONS_V1; 259 case WDC_DUI_HEADER_VER_2: 260 return WDC_NVME_DUI_MAX_SECTIONS_V2; 261 case WDC_DUI_HEADER_VER_3: 262 return WDC_NVME_DUI_MAX_SECTIONS_V3; 263 } 264 return 0; 265 } 266 267 static void 268 wdc_get_dui_log_size(int fd, uint32_t opcode, uint8_t data_area, 269 uint64_t *log_size, int len_off) 270 { 271 uint8_t *hdr, *tofree; 272 uint8_t max_sections; 273 int i, j; 274 uint16_t hdr_ver; 275 uint16_t len; 276 uint64_t dui_size; 277 278 dui_size = 0; 279 len = 1024; 280 tofree = hdr = (uint8_t*)malloc(len); 281 if (hdr == NULL) 282 errx(EX_OSERR, "Can't get buffer to read header"); 283 wdc_get_data_dui(fd, opcode, len, 0, hdr, len); 284 285 hdr += len_off; 286 hdr_ver = ((*hdr & 0xF) != 0)? *hdr : le16dec(hdr); 287 max_sections = wdc_get_dui_max_sections(hdr_ver); 288 289 if (hdr_ver == 0 || hdr_ver == 1) { 290 dui_size = (uint64_t)le32dec(hdr + 4); 291 if (dui_size == 0) { 292 hdr += 8; 293 for (i = 0, j = 0; i < (int)max_sections; i++, j+=8) 294 dui_size += (uint64_t)le32dec(hdr + j + 4); 295 } 296 } else if (hdr_ver == 2 || hdr_ver == 3) { 297 if (data_area == 0) { 298 dui_size = le64dec(hdr + 4); 299 if (dui_size == 0) { 300 hdr += 12; 301 for (i = 0, j = 0 ; i < (int)max_sections; i++, j+=12) 302 dui_size += le64dec(hdr + j + 4); 303 } 304 } else { 305 hdr += 12; 306 for (i = 0, j = 0; i < (int)max_sections; i++, j+=12) { 307 if (le16dec(hdr + j + 2) <= data_area) 308 dui_size += le64dec(hdr + j + 4); 309 else 310 break; 311 } 312 } 313 } 314 else 315 errx(EX_PROTOCOL, "ERROR : No valid header "); 316 317 *log_size = dui_size; 318 free(tofree); 319 } 320 321 static void 322 wdc_do_dump_dui(int fd, char *tmpl, uint8_t data_area, 323 const char *suffix, uint32_t opcode, int len_off) 324 { 325 int fd2, first; 326 uint8_t *buf; 327 uint64_t max_xfer_size; 328 uint16_t hdr_ver; 329 uint64_t log_len, offset; 330 size_t resid; 331 332 wdc_append_serial_name(fd, tmpl, MAXPATHLEN, suffix); 333 wdc_get_dui_log_size(fd, opcode, data_area, &log_len, len_off); 334 if (log_len == 0) 335 errx(EX_PROTOCOL, "No data for %s", suffix); 336 fd2 = open(tmpl, O_WRONLY | O_CREAT | O_TRUNC, 0644); 337 if (fd2 < 0) 338 err(EX_CANTCREAT, "open %s", tmpl); 339 if (ioctl(fd, NVME_GET_MAX_XFER_SIZE, &max_xfer_size) < 0) 340 err(EX_IOERR, "query max transfer size failed"); 341 buf = aligned_alloc(PAGE_SIZE, max_xfer_size); 342 if (buf == NULL) 343 errx(EX_OSERR, "Can't get buffer to read dump"); 344 offset = 0; 345 first = 1; 346 347 while (log_len > 0) { 348 resid = MIN(log_len, max_xfer_size); 349 wdc_get_data_dui(fd, opcode, resid, offset, buf, resid); 350 if (first) { 351 hdr_ver = ((buf[len_off] & 0xF) != 0) ? 352 (buf[len_off]) : (le16dec(buf + len_off)); 353 printf("Dumping %jd bytes of version %d log to %s\n", 354 (uintmax_t)log_len, hdr_ver, tmpl); 355 first = 0; 356 } 357 if (write(fd2, buf, resid) != (ssize_t)resid) 358 err(EX_IOERR, "write"); 359 offset += resid; 360 log_len -= resid; 361 } 362 363 free(buf); 364 close(fd2); 365 } 366 367 static void 368 wdc_cap_diag(const struct cmd *f, int argc, char *argv[]) 369 { 370 char tmpl[MAXPATHLEN]; 371 int fd; 372 struct nvme_controller_data cdata; 373 uint32_t vid; 374 375 if (arg_parse(argc, argv, f)) 376 return; 377 if (opt.template == NULL) { 378 fprintf(stderr, "Missing template arg.\n"); 379 arg_help(argc, argv, f); 380 } 381 if (opt.data_area > 4) { 382 fprintf(stderr, "Data area range 1-4, supplied %d.\n", opt.data_area); 383 arg_help(argc, argv, f); 384 } 385 strlcpy(tmpl, opt.template, sizeof(tmpl)); 386 open_dev(opt.dev, &fd, 1, 1); 387 if (read_controller_data(fd, &cdata)) 388 errx(EX_IOERR, "Identify request failed"); 389 vid = cdata.vid; 390 391 switch (vid) { 392 case WDC_NVME_VID : 393 case WDC_NVME_VID_2 : 394 wdc_do_dump_e6(fd, tmpl, "cap_diag", WDC_NVME_CAP_DIAG_OPCODE_E6, 395 WDC_NVME_CAP_DIAG_CMD, 4); 396 break; 397 case WDC_NVME_VID_3 : 398 wdc_do_dump_dui(fd, tmpl, opt.data_area, "cap_diag", 399 WDC_NVME_CAP_DIAG_OPCODE_FA, 512); 400 break; 401 default: 402 errx(EX_UNAVAILABLE, "ERROR : WDC: unsupported device (%#x) for this command", vid); 403 } 404 close(fd); 405 exit(0); 406 } 407 408 static void 409 wdc(const struct cmd *nf __unused, int argc, char *argv[]) 410 { 411 412 cmd_dispatch(argc, argv, &wdc_cmd); 413 } 414 415 /* 416 * HGST's 0xc1 page. This is a grab bag of additional data. Please see 417 * https://www.hgst.com/sites/default/files/resources/US_SN150_ProdManual.pdf 418 * https://www.hgst.com/sites/default/files/resources/US_SN100_ProdManual.pdf 419 * Appendix A for details 420 */ 421 422 typedef void (*subprint_fn_t)(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 423 424 struct subpage_print 425 { 426 uint16_t key; 427 subprint_fn_t fn; 428 }; 429 430 static void print_hgst_info_write_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 431 static void print_hgst_info_read_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 432 static void print_hgst_info_verify_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 433 static void print_hgst_info_self_test(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 434 static void print_hgst_info_background_scan(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 435 static void print_hgst_info_erase_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 436 static void print_hgst_info_erase_counts(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 437 static void print_hgst_info_temp_history(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 438 static void print_hgst_info_ssd_perf(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 439 static void print_hgst_info_firmware_load(void *buf, uint16_t subtype, uint8_t res, uint32_t size); 440 441 static struct subpage_print hgst_subpage[] = { 442 { 0x02, print_hgst_info_write_errors }, 443 { 0x03, print_hgst_info_read_errors }, 444 { 0x05, print_hgst_info_verify_errors }, 445 { 0x10, print_hgst_info_self_test }, 446 { 0x15, print_hgst_info_background_scan }, 447 { 0x30, print_hgst_info_erase_errors }, 448 { 0x31, print_hgst_info_erase_counts }, 449 { 0x32, print_hgst_info_temp_history }, 450 { 0x37, print_hgst_info_ssd_perf }, 451 { 0x38, print_hgst_info_firmware_load }, 452 }; 453 454 /* Print a subpage that is basically just key value pairs */ 455 static void 456 print_hgst_info_subpage_gen(void *buf, uint16_t subtype __unused, uint32_t size, 457 const struct kv_name *kv, size_t kv_count) 458 { 459 uint8_t *wsp, *esp; 460 uint16_t ptype; 461 uint8_t plen; 462 uint64_t param; 463 int i; 464 465 wsp = buf; 466 esp = wsp + size; 467 while (wsp < esp) { 468 ptype = le16dec(wsp); 469 wsp += 2; 470 wsp++; /* Flags, just ignore */ 471 plen = *wsp++; 472 param = 0; 473 for (i = 0; i < plen && wsp < esp; i++) 474 param |= (uint64_t)*wsp++ << (i * 8); 475 printf(" %-30s: %jd\n", kv_lookup(kv, kv_count, ptype), (uintmax_t)param); 476 } 477 } 478 479 static void 480 print_hgst_info_write_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size) 481 { 482 static struct kv_name kv[] = 483 { 484 { 0x0000, "Corrected Without Delay" }, 485 { 0x0001, "Corrected Maybe Delayed" }, 486 { 0x0002, "Re-Writes" }, 487 { 0x0003, "Errors Corrected" }, 488 { 0x0004, "Correct Algorithm Used" }, 489 { 0x0005, "Bytes Processed" }, 490 { 0x0006, "Uncorrected Errors" }, 491 { 0x8000, "Flash Write Commands" }, 492 { 0x8001, "HGST Special" }, 493 }; 494 495 printf("Write Errors Subpage:\n"); 496 print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv)); 497 } 498 499 static void 500 print_hgst_info_read_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size) 501 { 502 static struct kv_name kv[] = 503 { 504 { 0x0000, "Corrected Without Delay" }, 505 { 0x0001, "Corrected Maybe Delayed" }, 506 { 0x0002, "Re-Reads" }, 507 { 0x0003, "Errors Corrected" }, 508 { 0x0004, "Correct Algorithm Used" }, 509 { 0x0005, "Bytes Processed" }, 510 { 0x0006, "Uncorrected Errors" }, 511 { 0x8000, "Flash Read Commands" }, 512 { 0x8001, "XOR Recovered" }, 513 { 0x8002, "Total Corrected Bits" }, 514 }; 515 516 printf("Read Errors Subpage:\n"); 517 print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv)); 518 } 519 520 static void 521 print_hgst_info_verify_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size) 522 { 523 static struct kv_name kv[] = 524 { 525 { 0x0000, "Corrected Without Delay" }, 526 { 0x0001, "Corrected Maybe Delayed" }, 527 { 0x0002, "Re-Reads" }, 528 { 0x0003, "Errors Corrected" }, 529 { 0x0004, "Correct Algorithm Used" }, 530 { 0x0005, "Bytes Processed" }, 531 { 0x0006, "Uncorrected Errors" }, 532 { 0x8000, "Commands Processed" }, 533 }; 534 535 printf("Verify Errors Subpage:\n"); 536 print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv)); 537 } 538 539 static void 540 print_hgst_info_self_test(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size) 541 { 542 size_t i; 543 uint8_t *walker = buf; 544 uint16_t code, hrs; 545 uint32_t lba; 546 547 printf("Self Test Subpage:\n"); 548 for (i = 0; i < size / 20; i++) { /* Each entry is 20 bytes */ 549 code = le16dec(walker); 550 walker += 2; 551 walker++; /* Ignore fixed flags */ 552 if (*walker == 0) /* Last entry is zero length */ 553 break; 554 if (*walker++ != 0x10) { 555 printf("Bad length for self test report\n"); 556 return; 557 } 558 printf(" %-30s: %d\n", "Recent Test", code); 559 printf(" %-28s: %#x\n", "Self-Test Results", *walker & 0xf); 560 printf(" %-28s: %#x\n", "Self-Test Code", (*walker >> 5) & 0x7); 561 walker++; 562 printf(" %-28s: %#x\n", "Self-Test Number", *walker++); 563 hrs = le16dec(walker); 564 walker += 2; 565 lba = le32dec(walker); 566 walker += 4; 567 printf(" %-28s: %u\n", "Total Power On Hrs", hrs); 568 printf(" %-28s: %#jx (%jd)\n", "LBA", (uintmax_t)lba, (uintmax_t)lba); 569 printf(" %-28s: %#x\n", "Sense Key", *walker++ & 0xf); 570 printf(" %-28s: %#x\n", "Additional Sense Code", *walker++); 571 printf(" %-28s: %#x\n", "Additional Sense Qualifier", *walker++); 572 printf(" %-28s: %#x\n", "Vendor Specific Detail", *walker++); 573 } 574 } 575 576 static void 577 print_hgst_info_background_scan(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size) 578 { 579 uint8_t *walker = buf; 580 uint8_t status; 581 uint16_t code, nscan, progress; 582 uint32_t pom, nand; 583 584 printf("Background Media Scan Subpage:\n"); 585 /* Decode the header */ 586 code = le16dec(walker); 587 walker += 2; 588 walker++; /* Ignore fixed flags */ 589 if (*walker++ != 0x10) { 590 printf("Bad length for background scan header\n"); 591 return; 592 } 593 if (code != 0) { 594 printf("Expceted code 0, found code %#x\n", code); 595 return; 596 } 597 pom = le32dec(walker); 598 walker += 4; 599 walker++; /* Reserved */ 600 status = *walker++; 601 nscan = le16dec(walker); 602 walker += 2; 603 progress = le16dec(walker); 604 walker += 2; 605 walker += 6; /* Reserved */ 606 printf(" %-30s: %d\n", "Power On Minutes", pom); 607 printf(" %-30s: %x (%s)\n", "BMS Status", status, 608 status == 0 ? "idle" : (status == 1 ? "active" : (status == 8 ? "suspended" : "unknown"))); 609 printf(" %-30s: %d\n", "Number of BMS", nscan); 610 printf(" %-30s: %d\n", "Progress Current BMS", progress); 611 /* Report retirements */ 612 if (walker - (uint8_t *)buf != 20) { 613 printf("Coding error, offset not 20\n"); 614 return; 615 } 616 size -= 20; 617 printf(" %-30s: %d\n", "BMS retirements", size / 0x18); 618 while (size > 0) { 619 code = le16dec(walker); 620 walker += 2; 621 walker++; 622 if (*walker++ != 0x14) { 623 printf("Bad length parameter\n"); 624 return; 625 } 626 pom = le32dec(walker); 627 walker += 4; 628 /* 629 * Spec sheet says the following are hard coded, if true, just 630 * print the NAND retirement. 631 */ 632 if (walker[0] == 0x41 && 633 walker[1] == 0x0b && 634 walker[2] == 0x01 && 635 walker[3] == 0x00 && 636 walker[4] == 0x00 && 637 walker[5] == 0x00 && 638 walker[6] == 0x00 && 639 walker[7] == 0x00) { 640 walker += 8; 641 walker += 4; /* Skip reserved */ 642 nand = le32dec(walker); 643 walker += 4; 644 printf(" %-30s: %d\n", "Retirement number", code); 645 printf(" %-28s: %#x\n", "NAND (C/T)BBBPPP", nand); 646 } else { 647 printf("Parameter %#x entry corrupt\n", code); 648 walker += 16; 649 } 650 } 651 } 652 653 static void 654 print_hgst_info_erase_errors(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size) 655 { 656 static struct kv_name kv[] = 657 { 658 { 0x0000, "Corrected Without Delay" }, 659 { 0x0001, "Corrected Maybe Delayed" }, 660 { 0x0002, "Re-Erase" }, 661 { 0x0003, "Errors Corrected" }, 662 { 0x0004, "Correct Algorithm Used" }, 663 { 0x0005, "Bytes Processed" }, 664 { 0x0006, "Uncorrected Errors" }, 665 { 0x8000, "Flash Erase Commands" }, 666 { 0x8001, "Mfg Defect Count" }, 667 { 0x8002, "Grown Defect Count" }, 668 { 0x8003, "Erase Count -- User" }, 669 { 0x8004, "Erase Count -- System" }, 670 }; 671 672 printf("Erase Errors Subpage:\n"); 673 print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv)); 674 } 675 676 static void 677 print_hgst_info_erase_counts(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size) 678 { 679 /* My drive doesn't export this -- so not coding up */ 680 printf("XXX: Erase counts subpage: %p, %#x %d\n", buf, subtype, size); 681 } 682 683 static void 684 print_hgst_info_temp_history(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size __unused) 685 { 686 uint8_t *walker = buf; 687 uint32_t min; 688 689 printf("Temperature History:\n"); 690 printf(" %-30s: %d C\n", "Current Temperature", *walker++); 691 printf(" %-30s: %d C\n", "Reference Temperature", *walker++); 692 printf(" %-30s: %d C\n", "Maximum Temperature", *walker++); 693 printf(" %-30s: %d C\n", "Minimum Temperature", *walker++); 694 min = le32dec(walker); 695 walker += 4; 696 printf(" %-30s: %d:%02d:00\n", "Max Temperature Time", min / 60, min % 60); 697 min = le32dec(walker); 698 walker += 4; 699 printf(" %-30s: %d:%02d:00\n", "Over Temperature Duration", min / 60, min % 60); 700 min = le32dec(walker); 701 walker += 4; 702 printf(" %-30s: %d:%02d:00\n", "Min Temperature Time", min / 60, min % 60); 703 } 704 705 static void 706 print_hgst_info_ssd_perf(void *buf, uint16_t subtype __unused, uint8_t res, uint32_t size __unused) 707 { 708 uint8_t *walker = buf; 709 uint64_t val; 710 711 printf("SSD Performance Subpage Type %d:\n", res); 712 val = le64dec(walker); 713 walker += 8; 714 printf(" %-30s: %ju\n", "Host Read Commands", val); 715 val = le64dec(walker); 716 walker += 8; 717 printf(" %-30s: %ju\n", "Host Read Blocks", val); 718 val = le64dec(walker); 719 walker += 8; 720 printf(" %-30s: %ju\n", "Host Cache Read Hits Commands", val); 721 val = le64dec(walker); 722 walker += 8; 723 printf(" %-30s: %ju\n", "Host Cache Read Hits Blocks", val); 724 val = le64dec(walker); 725 walker += 8; 726 printf(" %-30s: %ju\n", "Host Read Commands Stalled", val); 727 val = le64dec(walker); 728 walker += 8; 729 printf(" %-30s: %ju\n", "Host Write Commands", val); 730 val = le64dec(walker); 731 walker += 8; 732 printf(" %-30s: %ju\n", "Host Write Blocks", val); 733 val = le64dec(walker); 734 walker += 8; 735 printf(" %-30s: %ju\n", "Host Write Odd Start Commands", val); 736 val = le64dec(walker); 737 walker += 8; 738 printf(" %-30s: %ju\n", "Host Write Odd End Commands", val); 739 val = le64dec(walker); 740 walker += 8; 741 printf(" %-30s: %ju\n", "Host Write Commands Stalled", val); 742 val = le64dec(walker); 743 walker += 8; 744 printf(" %-30s: %ju\n", "NAND Read Commands", val); 745 val = le64dec(walker); 746 walker += 8; 747 printf(" %-30s: %ju\n", "NAND Read Blocks", val); 748 val = le64dec(walker); 749 walker += 8; 750 printf(" %-30s: %ju\n", "NAND Write Commands", val); 751 val = le64dec(walker); 752 walker += 8; 753 printf(" %-30s: %ju\n", "NAND Write Blocks", val); 754 val = le64dec(walker); 755 walker += 8; 756 printf(" %-30s: %ju\n", "NAND Read Before Writes", val); 757 } 758 759 static void 760 print_hgst_info_firmware_load(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size __unused) 761 { 762 uint8_t *walker = buf; 763 764 printf("Firmware Load Subpage:\n"); 765 printf(" %-30s: %d\n", "Firmware Downloads", le32dec(walker)); 766 } 767 768 static void 769 kv_indirect(void *buf, uint32_t subtype, uint8_t res, uint32_t size, struct subpage_print *sp, size_t nsp) 770 { 771 size_t i; 772 773 for (i = 0; i < nsp; i++, sp++) { 774 if (sp->key == subtype) { 775 sp->fn(buf, subtype, res, size); 776 return; 777 } 778 } 779 printf("No handler for page type %x\n", subtype); 780 } 781 782 static void 783 print_hgst_info_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused) 784 { 785 uint8_t *walker, *end, *subpage; 786 uint16_t len; 787 uint8_t subtype, res; 788 789 printf("HGST Extra Info Log\n"); 790 printf("===================\n"); 791 792 walker = buf; 793 walker += 2; /* Page count */ 794 len = le16dec(walker); 795 walker += 2; 796 end = walker + len; /* Length is exclusive of this header */ 797 798 while (walker < end) { 799 subpage = walker + 4; 800 subtype = *walker++ & 0x3f; /* subtype */ 801 res = *walker++; /* Reserved */ 802 len = le16dec(walker); 803 walker += len + 2; /* Length, not incl header */ 804 if (walker > end) { 805 printf("Ooops! Off the end of the list\n"); 806 break; 807 } 808 kv_indirect(subpage, subtype, res, len, hgst_subpage, nitems(hgst_subpage)); 809 } 810 } 811 812 NVME_LOGPAGE(hgst_info, 813 HGST_INFO_LOG, "hgst", "Detailed Health/SMART", 814 print_hgst_info_log, DEFAULT_SIZE); 815 NVME_LOGPAGE(wdc_info, 816 HGST_INFO_LOG, "wdc", "Detailed Health/SMART", 817 print_hgst_info_log, DEFAULT_SIZE); 818