1/*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 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 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD: stable/11/sys/cam/ata/ata_all.c 366868 2020-10-20 02:32:40Z mav $"); 29 30#include <sys/param.h> 31 32#ifdef _KERNEL 33#include <opt_scsi.h> 34 35#include <sys/systm.h> 36#include <sys/libkern.h> 37#include <sys/kernel.h> 38#include <sys/sysctl.h> 39#else 40#include <errno.h> 41#include <stdio.h> 42#include <stdlib.h> 43#include <string.h> 44#ifndef min 45#define min(a,b) (((a)<(b))?(a):(b)) 46#endif 47#endif 48 49#include <cam/cam.h> 50#include <cam/cam_ccb.h> 51#include <cam/cam_queue.h> 52#include <cam/cam_xpt.h> 53#include <sys/ata.h> 54#include <cam/ata/ata_all.h> 55#include <sys/sbuf.h> 56#include <sys/endian.h> 57 58int 59ata_version(int ver) 60{ 61 int bit; 62 63 if (ver == 0xffff) 64 return 0; 65 for (bit = 15; bit >= 0; bit--) 66 if (ver & (1<<bit)) 67 return bit; 68 return 0; 69} 70 71char * 72ata_op_string(struct ata_cmd *cmd) 73{ 74 75 if (cmd->control & 0x04) 76 return ("SOFT_RESET"); 77 switch (cmd->command) { 78 case 0x00: 79 switch (cmd->features) { 80 case 0x00: return ("NOP FLUSHQUEUE"); 81 case 0x01: return ("NOP AUTOPOLL"); 82 } 83 return ("NOP"); 84 case 0x03: return ("CFA_REQUEST_EXTENDED_ERROR"); 85 case 0x06: 86 switch (cmd->features) { 87 case 0x01: return ("DSM TRIM"); 88 } 89 return "DSM"; 90 case 0x07: 91 switch (cmd->features) { 92 case 0x01: return ("DSM_XL TRIM"); 93 } 94 return "DSM_XL"; 95 case 0x08: return ("DEVICE_RESET"); 96 case 0x0b: return ("REQUEST_SENSE_DATA_EXT"); 97 case 0x12: return ("GET_PHYSICAL_ELEMENT_STATUS"); 98 case 0x20: return ("READ"); 99 case 0x24: return ("READ48"); 100 case 0x25: return ("READ_DMA48"); 101 case 0x26: return ("READ_DMA_QUEUED48"); 102 case 0x27: return ("READ_NATIVE_MAX_ADDRESS48"); 103 case 0x29: return ("READ_MUL48"); 104 case 0x2a: return ("READ_STREAM_DMA48"); 105 case 0x2b: return ("READ_STREAM48"); 106 case 0x2f: return ("READ_LOG_EXT"); 107 case 0x30: return ("WRITE"); 108 case 0x34: return ("WRITE48"); 109 case 0x35: return ("WRITE_DMA48"); 110 case 0x36: return ("WRITE_DMA_QUEUED48"); 111 case 0x37: return ("SET_MAX_ADDRESS48"); 112 case 0x39: return ("WRITE_MUL48"); 113 case 0x3a: return ("WRITE_STREAM_DMA48"); 114 case 0x3b: return ("WRITE_STREAM48"); 115 case 0x3d: return ("WRITE_DMA_FUA48"); 116 case 0x3e: return ("WRITE_DMA_QUEUED_FUA48"); 117 case 0x3f: return ("WRITE_LOG_EXT"); 118 case 0x40: return ("READ_VERIFY"); 119 case 0x42: return ("READ_VERIFY48"); 120 case 0x44: 121 switch (cmd->features) { 122 case 0x01: return ("ZERO_EXT TRIM"); 123 } 124 return "ZERO_EXT"; 125 case 0x45: 126 switch (cmd->features) { 127 case 0x55: return ("WRITE_UNCORRECTABLE48 PSEUDO"); 128 case 0xaa: return ("WRITE_UNCORRECTABLE48 FLAGGED"); 129 } 130 return "WRITE_UNCORRECTABLE48"; 131 case 0x47: return ("READ_LOG_DMA_EXT"); 132 case 0x4a: return ("ZAC_MANAGEMENT_IN"); 133 case 0x51: return ("CONFIGURE_STREAM"); 134 case 0x57: return ("WRITE_LOG_DMA_EXT"); 135 case 0x5b: return ("TRUSTED_NON_DATA"); 136 case 0x5c: return ("TRUSTED_RECEIVE"); 137 case 0x5d: return ("TRUSTED_RECEIVE_DMA"); 138 case 0x5e: return ("TRUSTED_SEND"); 139 case 0x5f: return ("TRUSTED_SEND_DMA"); 140 case 0x60: return ("READ_FPDMA_QUEUED"); 141 case 0x61: return ("WRITE_FPDMA_QUEUED"); 142 case 0x63: 143 switch (cmd->features & 0xf) { 144 case 0x00: return ("NCQ_NON_DATA ABORT NCQ QUEUE"); 145 case 0x01: return ("NCQ_NON_DATA DEADLINE HANDLING"); 146 case 0x02: return ("NCQ_NON_DATA HYBRID DEMOTE BY SIZE"); 147 case 0x03: return ("NCQ_NON_DATA HYBRID CHANGE BY LBA RANGE"); 148 case 0x04: return ("NCQ_NON_DATA HYBRID CONTROL"); 149 case 0x05: return ("NCQ_NON_DATA SET FEATURES"); 150 /* 151 * XXX KDM need common decoding between NCQ and non-NCQ 152 * versions of SET FEATURES. 153 */ 154 case 0x06: return ("NCQ_NON_DATA ZERO EXT"); 155 case 0x07: return ("NCQ_NON_DATA ZAC MANAGEMENT OUT"); 156 } 157 return ("NCQ_NON_DATA"); 158 case 0x64: 159 switch (cmd->sector_count_exp & 0xf) { 160 case 0x00: return ("SEND_FPDMA_QUEUED DATA SET MANAGEMENT"); 161 case 0x01: return ("SEND_FPDMA_QUEUED HYBRID EVICT"); 162 case 0x02: return ("SEND_FPDMA_QUEUED WRITE LOG DMA EXT"); 163 case 0x03: return ("SEND_FPDMA_QUEUED ZAC MANAGEMENT OUT"); 164 case 0x04: return ("SEND_FPDMA_QUEUED DATA SET MANAGEMENT XL"); 165 } 166 return ("SEND_FPDMA_QUEUED"); 167 case 0x65: 168 switch (cmd->sector_count_exp & 0xf) { 169 case 0x01: return ("RECEIVE_FPDMA_QUEUED READ LOG DMA EXT"); 170 case 0x02: return ("RECEIVE_FPDMA_QUEUED ZAC MANAGEMENT IN"); 171 } 172 return ("RECEIVE_FPDMA_QUEUED"); 173 case 0x67: 174 if (cmd->features == 0xec) 175 return ("SEP_ATTN IDENTIFY"); 176 switch (cmd->lba_low) { 177 case 0x00: return ("SEP_ATTN READ BUFFER"); 178 case 0x02: return ("SEP_ATTN RECEIVE DIAGNOSTIC RESULTS"); 179 case 0x80: return ("SEP_ATTN WRITE BUFFER"); 180 case 0x82: return ("SEP_ATTN SEND DIAGNOSTIC"); 181 } 182 return ("SEP_ATTN"); 183 case 0x70: return ("SEEK"); 184 case 0x77: return ("SET_DATE_TIME_EXT"); 185 case 0x78: 186 switch (cmd->features) { 187 case 0x00: return ("GET_NATIVE_MAX_ADDRESS_EXT"); 188 case 0x01: return ("SET_ACCESSIBLE_MAX_ADDRESS_EXT"); 189 case 0x02: return ("FREEZE_ACCESSIBLE_MAX_ADDRESS_EXT"); 190 } 191 return ("ACCESSIBLE_MAX_ADDRESS_CONFIGURATION"); 192 case 0x7C: return ("REMOVE_ELEMENT_AND_TRUNCATE"); 193 case 0x87: return ("CFA_TRANSLATE_SECTOR"); 194 case 0x90: return ("EXECUTE_DEVICE_DIAGNOSTIC"); 195 case 0x92: return ("DOWNLOAD_MICROCODE"); 196 case 0x93: return ("DOWNLOAD_MICROCODE_DMA"); 197 case 0x9a: return ("ZAC_MANAGEMENT_OUT"); 198 case 0xa0: return ("PACKET"); 199 case 0xa1: return ("ATAPI_IDENTIFY"); 200 case 0xa2: return ("SERVICE"); 201 case 0xb0: 202 switch(cmd->features) { 203 case 0xd0: return ("SMART READ ATTR VALUES"); 204 case 0xd1: return ("SMART READ ATTR THRESHOLDS"); 205 case 0xd3: return ("SMART SAVE ATTR VALUES"); 206 case 0xd4: return ("SMART EXECUTE OFFLINE IMMEDIATE"); 207 case 0xd5: return ("SMART READ LOG"); 208 case 0xd6: return ("SMART WRITE LOG"); 209 case 0xd8: return ("SMART ENABLE OPERATION"); 210 case 0xd9: return ("SMART DISABLE OPERATION"); 211 case 0xda: return ("SMART RETURN STATUS"); 212 } 213 return ("SMART"); 214 case 0xb1: return ("DEVICE CONFIGURATION"); 215 case 0xb2: return ("SET_SECTOR_CONFIGURATION_EXT"); 216 case 0xb4: 217 switch(cmd->features) { 218 case 0x00: return ("SANITIZE_STATUS_EXT"); 219 case 0x11: return ("CRYPTO_SCRAMBLE_EXT"); 220 case 0x12: return ("BLOCK_ERASE_EXT"); 221 case 0x14: return ("OVERWRITE_EXT"); 222 case 0x20: return ("SANITIZE_FREEZE_LOCK_EXT"); 223 case 0x40: return ("SANITIZE_ANTIFREEZE_LOCK_EXT"); 224 } 225 return ("SANITIZE_DEVICE"); 226 case 0xc0: return ("CFA_ERASE"); 227 case 0xc4: return ("READ_MUL"); 228 case 0xc5: return ("WRITE_MUL"); 229 case 0xc6: return ("SET_MULTI"); 230 case 0xc7: return ("READ_DMA_QUEUED"); 231 case 0xc8: return ("READ_DMA"); 232 case 0xca: return ("WRITE_DMA"); 233 case 0xcc: return ("WRITE_DMA_QUEUED"); 234 case 0xcd: return ("CFA_WRITE_MULTIPLE_WITHOUT_ERASE"); 235 case 0xce: return ("WRITE_MUL_FUA48"); 236 case 0xd1: return ("CHECK_MEDIA_CARD_TYPE"); 237 case 0xda: return ("GET_MEDIA_STATUS"); 238 case 0xde: return ("MEDIA_LOCK"); 239 case 0xdf: return ("MEDIA_UNLOCK"); 240 case 0xe0: return ("STANDBY_IMMEDIATE"); 241 case 0xe1: return ("IDLE_IMMEDIATE"); 242 case 0xe2: return ("STANDBY"); 243 case 0xe3: return ("IDLE"); 244 case 0xe4: return ("READ_BUFFER/PM"); 245 case 0xe5: return ("CHECK_POWER_MODE"); 246 case 0xe6: return ("SLEEP"); 247 case 0xe7: return ("FLUSHCACHE"); 248 case 0xe8: return ("WRITE_BUFFER/PM"); 249 case 0xe9: return ("READ_BUFFER_DMA"); 250 case 0xea: return ("FLUSHCACHE48"); 251 case 0xeb: return ("WRITE_BUFFER_DMA"); 252 case 0xec: return ("ATA_IDENTIFY"); 253 case 0xed: return ("MEDIA_EJECT"); 254 case 0xef: 255 /* 256 * XXX KDM need common decoding between NCQ and non-NCQ 257 * versions of SET FEATURES. 258 */ 259 switch (cmd->features) { 260 case 0x02: return ("SETFEATURES ENABLE WCACHE"); 261 case 0x03: return ("SETFEATURES SET TRANSFER MODE"); 262 case 0x05: return ("SETFEATURES ENABLE APM"); 263 case 0x06: return ("SETFEATURES ENABLE PUIS"); 264 case 0x07: return ("SETFEATURES SPIN-UP"); 265 case 0x0b: return ("SETFEATURES ENABLE WRITE READ VERIFY"); 266 case 0x0c: return ("SETFEATURES ENABLE DEVICE LIFE CONTROL"); 267 case 0x10: return ("SETFEATURES ENABLE SATA FEATURE"); 268 case 0x41: return ("SETFEATURES ENABLE FREEFALL CONTROL"); 269 case 0x43: return ("SETFEATURES SET MAX HOST INT SECT TIMES"); 270 case 0x45: return ("SETFEATURES SET RATE BASIS"); 271 case 0x4a: return ("SETFEATURES EXTENDED POWER CONDITIONS"); 272 case 0x50: return ("SETFEATURES ADVANCED BACKGROUD OPERATION"); 273 case 0x55: return ("SETFEATURES DISABLE RCACHE"); 274 case 0x5d: return ("SETFEATURES ENABLE RELIRQ"); 275 case 0x5e: return ("SETFEATURES ENABLE SRVIRQ"); 276 case 0x62: return ("SETFEATURES LONG PHYS SECT ALIGN ERC"); 277 case 0x63: return ("SETFEATURES DSN"); 278 case 0x66: return ("SETFEATURES DISABLE DEFAULTS"); 279 case 0x82: return ("SETFEATURES DISABLE WCACHE"); 280 case 0x85: return ("SETFEATURES DISABLE APM"); 281 case 0x86: return ("SETFEATURES DISABLE PUIS"); 282 case 0x8b: return ("SETFEATURES DISABLE WRITE READ VERIFY"); 283 case 0x8c: return ("SETFEATURES DISABLE DEVICE LIFE CONTROL"); 284 case 0x90: return ("SETFEATURES DISABLE SATA FEATURE"); 285 case 0xaa: return ("SETFEATURES ENABLE RCACHE"); 286 case 0xC1: return ("SETFEATURES DISABLE FREEFALL CONTROL"); 287 case 0xC3: return ("SETFEATURES SENSE DATA REPORTING"); 288 case 0xC4: return ("SETFEATURES NCQ SENSE DATA RETURN"); 289 case 0xCC: return ("SETFEATURES ENABLE DEFAULTS"); 290 case 0xdd: return ("SETFEATURES DISABLE RELIRQ"); 291 case 0xde: return ("SETFEATURES DISABLE SRVIRQ"); 292 } 293 return "SETFEATURES"; 294 case 0xf1: return ("SECURITY_SET_PASSWORD"); 295 case 0xf2: return ("SECURITY_UNLOCK"); 296 case 0xf3: return ("SECURITY_ERASE_PREPARE"); 297 case 0xf4: return ("SECURITY_ERASE_UNIT"); 298 case 0xf5: return ("SECURITY_FREEZE_LOCK"); 299 case 0xf6: return ("SECURITY_DISABLE_PASSWORD"); 300 case 0xf8: return ("READ_NATIVE_MAX_ADDRESS"); 301 case 0xf9: return ("SET_MAX_ADDRESS"); 302 } 303 return "UNKNOWN"; 304} 305 306char * 307ata_cmd_string(struct ata_cmd *cmd, char *cmd_string, size_t len) 308{ 309 struct sbuf sb; 310 int error; 311 312 if (len == 0) 313 return (""); 314 315 sbuf_new(&sb, cmd_string, len, SBUF_FIXEDLEN); 316 ata_cmd_sbuf(cmd, &sb); 317 318 error = sbuf_finish(&sb); 319 if (error != 0 && 320#ifdef _KERNEL 321 error != ENOMEM) 322#else 323 errno != ENOMEM) 324#endif 325 return (""); 326 327 return(sbuf_data(&sb)); 328} 329 330void 331ata_cmd_sbuf(struct ata_cmd *cmd, struct sbuf *sb) 332{ 333 sbuf_printf(sb, "%02x %02x %02x %02x " 334 "%02x %02x %02x %02x %02x %02x %02x %02x", 335 cmd->command, cmd->features, 336 cmd->lba_low, cmd->lba_mid, cmd->lba_high, cmd->device, 337 cmd->lba_low_exp, cmd->lba_mid_exp, cmd->lba_high_exp, 338 cmd->features_exp, cmd->sector_count, cmd->sector_count_exp); 339} 340 341char * 342ata_res_string(struct ata_res *res, char *res_string, size_t len) 343{ 344 struct sbuf sb; 345 int error; 346 347 if (len == 0) 348 return (""); 349 350 sbuf_new(&sb, res_string, len, SBUF_FIXEDLEN); 351 ata_res_sbuf(res, &sb); 352 353 error = sbuf_finish(&sb); 354 if (error != 0 && 355#ifdef _KERNEL 356 error != ENOMEM) 357#else 358 errno != ENOMEM) 359#endif 360 return (""); 361 362 return(sbuf_data(&sb)); 363} 364 365int 366ata_res_sbuf(struct ata_res *res, struct sbuf *sb) 367{ 368 369 sbuf_printf(sb, "%02x %02x %02x %02x " 370 "%02x %02x %02x %02x %02x %02x %02x", 371 res->status, res->error, 372 res->lba_low, res->lba_mid, res->lba_high, res->device, 373 res->lba_low_exp, res->lba_mid_exp, res->lba_high_exp, 374 res->sector_count, res->sector_count_exp); 375 376 return (0); 377} 378 379/* 380 * ata_command_sbuf() returns 0 for success and -1 for failure. 381 */ 382int 383ata_command_sbuf(struct ccb_ataio *ataio, struct sbuf *sb) 384{ 385 386 sbuf_printf(sb, "%s. ACB: ", 387 ata_op_string(&ataio->cmd)); 388 ata_cmd_sbuf(&ataio->cmd, sb); 389 390 return(0); 391} 392 393/* 394 * ata_status_abuf() returns 0 for success and -1 for failure. 395 */ 396int 397ata_status_sbuf(struct ccb_ataio *ataio, struct sbuf *sb) 398{ 399 400 sbuf_printf(sb, "ATA status: %02x (%s%s%s%s%s%s%s%s)", 401 ataio->res.status, 402 (ataio->res.status & 0x80) ? "BSY " : "", 403 (ataio->res.status & 0x40) ? "DRDY " : "", 404 (ataio->res.status & 0x20) ? "DF " : "", 405 (ataio->res.status & 0x10) ? "SERV " : "", 406 (ataio->res.status & 0x08) ? "DRQ " : "", 407 (ataio->res.status & 0x04) ? "CORR " : "", 408 (ataio->res.status & 0x02) ? "IDX " : "", 409 (ataio->res.status & 0x01) ? "ERR" : ""); 410 if (ataio->res.status & 1) { 411 sbuf_printf(sb, ", error: %02x (%s%s%s%s%s%s%s%s)", 412 ataio->res.error, 413 (ataio->res.error & 0x80) ? "ICRC " : "", 414 (ataio->res.error & 0x40) ? "UNC " : "", 415 (ataio->res.error & 0x20) ? "MC " : "", 416 (ataio->res.error & 0x10) ? "IDNF " : "", 417 (ataio->res.error & 0x08) ? "MCR " : "", 418 (ataio->res.error & 0x04) ? "ABRT " : "", 419 (ataio->res.error & 0x02) ? "NM " : "", 420 (ataio->res.error & 0x01) ? "ILI" : ""); 421 } 422 423 return(0); 424} 425 426void 427ata_print_ident(struct ata_params *ident_data) 428{ 429 const char *proto; 430 char product[48], revision[16], ata[12], sata[12]; 431 432 cam_strvis(product, ident_data->model, sizeof(ident_data->model), 433 sizeof(product)); 434 cam_strvis(revision, ident_data->revision, sizeof(ident_data->revision), 435 sizeof(revision)); 436 proto = (ident_data->config == ATA_PROTO_CFA) ? "CFA" : 437 (ident_data->config & ATA_PROTO_ATAPI) ? "ATAPI" : "ATA"; 438 if (ata_version(ident_data->version_major) == 0) { 439 snprintf(ata, sizeof(ata), "%s", proto); 440 } else if (ata_version(ident_data->version_major) <= 7) { 441 snprintf(ata, sizeof(ata), "%s-%d", proto, 442 ata_version(ident_data->version_major)); 443 } else if (ata_version(ident_data->version_major) == 8) { 444 snprintf(ata, sizeof(ata), "%s8-ACS", proto); 445 } else { 446 snprintf(ata, sizeof(ata), "ACS-%d %s", 447 ata_version(ident_data->version_major) - 7, proto); 448 } 449 if (ident_data->satacapabilities && ident_data->satacapabilities != 0xffff) { 450 if (ident_data->satacapabilities & ATA_SATA_GEN3) 451 snprintf(sata, sizeof(sata), " SATA 3.x"); 452 else if (ident_data->satacapabilities & ATA_SATA_GEN2) 453 snprintf(sata, sizeof(sata), " SATA 2.x"); 454 else if (ident_data->satacapabilities & ATA_SATA_GEN1) 455 snprintf(sata, sizeof(sata), " SATA 1.x"); 456 else 457 snprintf(sata, sizeof(sata), " SATA"); 458 } else 459 sata[0] = 0; 460 printf("<%s %s> %s%s device\n", product, revision, ata, sata); 461} 462 463void 464ata_print_ident_short(struct ata_params *ident_data) 465{ 466 char product[48], revision[16]; 467 468 cam_strvis(product, ident_data->model, sizeof(ident_data->model), 469 sizeof(product)); 470 cam_strvis(revision, ident_data->revision, sizeof(ident_data->revision), 471 sizeof(revision)); 472 printf("<%s %s>", product, revision); 473} 474 475void 476semb_print_ident(struct sep_identify_data *ident_data) 477{ 478 char vendor[9], product[17], revision[5], fw[5], in[7], ins[5]; 479 480 cam_strvis(vendor, ident_data->vendor_id, 8, sizeof(vendor)); 481 cam_strvis(product, ident_data->product_id, 16, sizeof(product)); 482 cam_strvis(revision, ident_data->product_rev, 4, sizeof(revision)); 483 cam_strvis(fw, ident_data->firmware_rev, 4, sizeof(fw)); 484 cam_strvis(in, ident_data->interface_id, 6, sizeof(in)); 485 cam_strvis(ins, ident_data->interface_rev, 4, sizeof(ins)); 486 printf("<%s %s %s %s> SEMB %s %s device\n", 487 vendor, product, revision, fw, in, ins); 488} 489 490void 491semb_print_ident_short(struct sep_identify_data *ident_data) 492{ 493 char vendor[9], product[17], revision[5], fw[5]; 494 495 cam_strvis(vendor, ident_data->vendor_id, 8, sizeof(vendor)); 496 cam_strvis(product, ident_data->product_id, 16, sizeof(product)); 497 cam_strvis(revision, ident_data->product_rev, 4, sizeof(revision)); 498 cam_strvis(fw, ident_data->firmware_rev, 4, sizeof(fw)); 499 printf("<%s %s %s %s>", vendor, product, revision, fw); 500} 501 502uint32_t 503ata_logical_sector_size(struct ata_params *ident_data) 504{ 505 if ((ident_data->pss & ATA_PSS_VALID_MASK) == ATA_PSS_VALID_VALUE && 506 (ident_data->pss & ATA_PSS_LSSABOVE512)) { 507 return (((u_int32_t)ident_data->lss_1 | 508 ((u_int32_t)ident_data->lss_2 << 16)) * 2); 509 } 510 return (512); 511} 512 513uint64_t 514ata_physical_sector_size(struct ata_params *ident_data) 515{ 516 if ((ident_data->pss & ATA_PSS_VALID_MASK) == ATA_PSS_VALID_VALUE) { 517 if (ident_data->pss & ATA_PSS_MULTLS) { 518 return ((uint64_t)ata_logical_sector_size(ident_data) * 519 (1 << (ident_data->pss & ATA_PSS_LSPPS))); 520 } else { 521 return (uint64_t)ata_logical_sector_size(ident_data); 522 } 523 } 524 return (512); 525} 526 527uint64_t 528ata_logical_sector_offset(struct ata_params *ident_data) 529{ 530 if ((ident_data->lsalign & 0xc000) == 0x4000) { 531 return ((uint64_t)ata_logical_sector_size(ident_data) * 532 (ident_data->lsalign & 0x3fff)); 533 } 534 return (0); 535} 536 537void 538ata_28bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint8_t features, 539 uint32_t lba, uint8_t sector_count) 540{ 541 bzero(&ataio->cmd, sizeof(ataio->cmd)); 542 ataio->cmd.flags = 0; 543 if (cmd == ATA_READ_DMA || 544 cmd == ATA_READ_DMA_QUEUED || 545 cmd == ATA_WRITE_DMA || 546 cmd == ATA_WRITE_DMA_QUEUED || 547 cmd == ATA_TRUSTED_RECEIVE_DMA || 548 cmd == ATA_TRUSTED_SEND_DMA || 549 cmd == ATA_DOWNLOAD_MICROCODE_DMA || 550 cmd == ATA_READ_BUFFER_DMA || 551 cmd == ATA_WRITE_BUFFER_DMA) 552 ataio->cmd.flags |= CAM_ATAIO_DMA; 553 ataio->cmd.command = cmd; 554 ataio->cmd.features = features; 555 ataio->cmd.lba_low = lba; 556 ataio->cmd.lba_mid = lba >> 8; 557 ataio->cmd.lba_high = lba >> 16; 558 ataio->cmd.device = ATA_DEV_LBA | ((lba >> 24) & 0x0f); 559 ataio->cmd.sector_count = sector_count; 560} 561 562void 563ata_48bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint16_t features, 564 uint64_t lba, uint16_t sector_count) 565{ 566 567 ataio->cmd.flags = CAM_ATAIO_48BIT; 568 if (cmd == ATA_READ_DMA48 || 569 cmd == ATA_READ_DMA_QUEUED48 || 570 cmd == ATA_READ_STREAM_DMA48 || 571 cmd == ATA_WRITE_DMA48 || 572 cmd == ATA_WRITE_DMA_FUA48 || 573 cmd == ATA_WRITE_DMA_QUEUED48 || 574 cmd == ATA_WRITE_DMA_QUEUED_FUA48 || 575 cmd == ATA_WRITE_STREAM_DMA48 || 576 cmd == ATA_DATA_SET_MANAGEMENT || 577 cmd == ATA_READ_LOG_DMA_EXT || 578 cmd == ATA_WRITE_LOG_DMA_EXT) 579 ataio->cmd.flags |= CAM_ATAIO_DMA; 580 ataio->cmd.command = cmd; 581 ataio->cmd.features = features; 582 ataio->cmd.lba_low = lba; 583 ataio->cmd.lba_mid = lba >> 8; 584 ataio->cmd.lba_high = lba >> 16; 585 ataio->cmd.device = ATA_DEV_LBA; 586 ataio->cmd.lba_low_exp = lba >> 24; 587 ataio->cmd.lba_mid_exp = lba >> 32; 588 ataio->cmd.lba_high_exp = lba >> 40; 589 ataio->cmd.features_exp = features >> 8; 590 ataio->cmd.sector_count = sector_count; 591 ataio->cmd.sector_count_exp = sector_count >> 8; 592 ataio->cmd.control = 0; 593} 594 595void 596ata_ncq_cmd(struct ccb_ataio *ataio, uint8_t cmd, 597 uint64_t lba, uint16_t sector_count) 598{ 599 600 ataio->cmd.flags = CAM_ATAIO_48BIT | CAM_ATAIO_FPDMA; 601 ataio->cmd.command = cmd; 602 ataio->cmd.features = sector_count; 603 ataio->cmd.lba_low = lba; 604 ataio->cmd.lba_mid = lba >> 8; 605 ataio->cmd.lba_high = lba >> 16; 606 ataio->cmd.device = ATA_DEV_LBA; 607 ataio->cmd.lba_low_exp = lba >> 24; 608 ataio->cmd.lba_mid_exp = lba >> 32; 609 ataio->cmd.lba_high_exp = lba >> 40; 610 ataio->cmd.features_exp = sector_count >> 8; 611 ataio->cmd.sector_count = 0; 612 ataio->cmd.sector_count_exp = 0; 613 ataio->cmd.control = 0; 614} 615 616void 617ata_reset_cmd(struct ccb_ataio *ataio) 618{ 619 bzero(&ataio->cmd, sizeof(ataio->cmd)); 620 ataio->cmd.flags = CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT; 621 ataio->cmd.control = 0x04; 622} 623 624void 625ata_pm_read_cmd(struct ccb_ataio *ataio, int reg, int port) 626{ 627 bzero(&ataio->cmd, sizeof(ataio->cmd)); 628 ataio->cmd.flags = CAM_ATAIO_NEEDRESULT; 629 ataio->cmd.command = ATA_READ_PM; 630 ataio->cmd.features = reg; 631 ataio->cmd.device = port & 0x0f; 632} 633 634void 635ata_pm_write_cmd(struct ccb_ataio *ataio, int reg, int port, uint32_t val) 636{ 637 bzero(&ataio->cmd, sizeof(ataio->cmd)); 638 ataio->cmd.flags = 0; 639 ataio->cmd.command = ATA_WRITE_PM; 640 ataio->cmd.features = reg; 641 ataio->cmd.sector_count = val; 642 ataio->cmd.lba_low = val >> 8; 643 ataio->cmd.lba_mid = val >> 16; 644 ataio->cmd.lba_high = val >> 24; 645 ataio->cmd.device = port & 0x0f; 646} 647 648void 649ata_read_log(struct ccb_ataio *ataio, uint32_t retries, 650 void (*cbfcnp)(struct cam_periph *, union ccb *), 651 uint32_t log_address, uint32_t page_number, uint16_t block_count, 652 uint32_t protocol, uint8_t *data_ptr, uint32_t dxfer_len, 653 uint32_t timeout) 654{ 655 uint64_t lba; 656 657 cam_fill_ataio(ataio, 658 /*retries*/ 1, 659 /*cbfcnp*/ cbfcnp, 660 /*flags*/ CAM_DIR_IN, 661 /*tag_action*/ 0, 662 /*data_ptr*/ data_ptr, 663 /*dxfer_len*/ dxfer_len, 664 /*timeout*/ timeout); 665 666 lba = (((uint64_t)page_number & 0xff00) << 32) | 667 ((page_number & 0x00ff) << 8) | 668 (log_address & 0xff); 669 670 ata_48bit_cmd(ataio, 671 /*cmd*/ (protocol & CAM_ATAIO_DMA) ? ATA_READ_LOG_DMA_EXT : 672 ATA_READ_LOG_EXT, 673 /*features*/ 0, 674 /*lba*/ lba, 675 /*sector_count*/ block_count); 676} 677 678void 679ata_bswap(int8_t *buf, int len) 680{ 681 u_int16_t *ptr = (u_int16_t*)(buf + len); 682 683 while (--ptr >= (u_int16_t*)buf) 684 *ptr = be16toh(*ptr); 685} 686 687void 688ata_btrim(int8_t *buf, int len) 689{ 690 int8_t *ptr; 691 692 for (ptr = buf; ptr < buf+len; ++ptr) 693 if (!*ptr || *ptr == '_') 694 *ptr = ' '; 695 for (ptr = buf + len - 1; ptr >= buf && *ptr == ' '; --ptr) 696 *ptr = 0; 697} 698 699void 700ata_bpack(int8_t *src, int8_t *dst, int len) 701{ 702 int i, j, blank; 703 704 for (i = j = blank = 0 ; i < len; i++) { 705 if (blank && src[i] == ' ') continue; 706 if (blank && src[i] != ' ') { 707 dst[j++] = src[i]; 708 blank = 0; 709 continue; 710 } 711 if (src[i] == ' ') { 712 blank = 1; 713 if (i == 0) 714 continue; 715 } 716 dst[j++] = src[i]; 717 } 718 while (j < len) 719 dst[j++] = 0x00; 720} 721 722int 723ata_max_pmode(struct ata_params *ap) 724{ 725 if (ap->atavalid & ATA_FLAG_64_70) { 726 if (ap->apiomodes & 0x02) 727 return ATA_PIO4; 728 if (ap->apiomodes & 0x01) 729 return ATA_PIO3; 730 } 731 if (ap->mwdmamodes & 0x04) 732 return ATA_PIO4; 733 if (ap->mwdmamodes & 0x02) 734 return ATA_PIO3; 735 if (ap->mwdmamodes & 0x01) 736 return ATA_PIO2; 737 if ((ap->retired_piomode & ATA_RETIRED_PIO_MASK) == 0x200) 738 return ATA_PIO2; 739 if ((ap->retired_piomode & ATA_RETIRED_PIO_MASK) == 0x100) 740 return ATA_PIO1; 741 if ((ap->retired_piomode & ATA_RETIRED_PIO_MASK) == 0x000) 742 return ATA_PIO0; 743 return ATA_PIO0; 744} 745 746int 747ata_max_wmode(struct ata_params *ap) 748{ 749 if (ap->mwdmamodes & 0x04) 750 return ATA_WDMA2; 751 if (ap->mwdmamodes & 0x02) 752 return ATA_WDMA1; 753 if (ap->mwdmamodes & 0x01) 754 return ATA_WDMA0; 755 return -1; 756} 757 758int 759ata_max_umode(struct ata_params *ap) 760{ 761 if (ap->atavalid & ATA_FLAG_88) { 762 if (ap->udmamodes & 0x40) 763 return ATA_UDMA6; 764 if (ap->udmamodes & 0x20) 765 return ATA_UDMA5; 766 if (ap->udmamodes & 0x10) 767 return ATA_UDMA4; 768 if (ap->udmamodes & 0x08) 769 return ATA_UDMA3; 770 if (ap->udmamodes & 0x04) 771 return ATA_UDMA2; 772 if (ap->udmamodes & 0x02) 773 return ATA_UDMA1; 774 if (ap->udmamodes & 0x01) 775 return ATA_UDMA0; 776 } 777 return -1; 778} 779 780int 781ata_max_mode(struct ata_params *ap, int maxmode) 782{ 783 784 if (maxmode == 0) 785 maxmode = ATA_DMA_MAX; 786 if (maxmode >= ATA_UDMA0 && ata_max_umode(ap) > 0) 787 return (min(maxmode, ata_max_umode(ap))); 788 if (maxmode >= ATA_WDMA0 && ata_max_wmode(ap) > 0) 789 return (min(maxmode, ata_max_wmode(ap))); 790 return (min(maxmode, ata_max_pmode(ap))); 791} 792 793char * 794ata_mode2string(int mode) 795{ 796 switch (mode) { 797 case -1: return "UNSUPPORTED"; 798 case 0: return "NONE"; 799 case ATA_PIO0: return "PIO0"; 800 case ATA_PIO1: return "PIO1"; 801 case ATA_PIO2: return "PIO2"; 802 case ATA_PIO3: return "PIO3"; 803 case ATA_PIO4: return "PIO4"; 804 case ATA_WDMA0: return "WDMA0"; 805 case ATA_WDMA1: return "WDMA1"; 806 case ATA_WDMA2: return "WDMA2"; 807 case ATA_UDMA0: return "UDMA0"; 808 case ATA_UDMA1: return "UDMA1"; 809 case ATA_UDMA2: return "UDMA2"; 810 case ATA_UDMA3: return "UDMA3"; 811 case ATA_UDMA4: return "UDMA4"; 812 case ATA_UDMA5: return "UDMA5"; 813 case ATA_UDMA6: return "UDMA6"; 814 default: 815 if (mode & ATA_DMA_MASK) 816 return "BIOSDMA"; 817 else 818 return "BIOSPIO"; 819 } 820} 821 822int 823ata_string2mode(char *str) 824{ 825 if (!strcasecmp(str, "PIO0")) return (ATA_PIO0); 826 if (!strcasecmp(str, "PIO1")) return (ATA_PIO1); 827 if (!strcasecmp(str, "PIO2")) return (ATA_PIO2); 828 if (!strcasecmp(str, "PIO3")) return (ATA_PIO3); 829 if (!strcasecmp(str, "PIO4")) return (ATA_PIO4); 830 if (!strcasecmp(str, "WDMA0")) return (ATA_WDMA0); 831 if (!strcasecmp(str, "WDMA1")) return (ATA_WDMA1); 832 if (!strcasecmp(str, "WDMA2")) return (ATA_WDMA2); 833 if (!strcasecmp(str, "UDMA0")) return (ATA_UDMA0); 834 if (!strcasecmp(str, "UDMA16")) return (ATA_UDMA0); 835 if (!strcasecmp(str, "UDMA1")) return (ATA_UDMA1); 836 if (!strcasecmp(str, "UDMA25")) return (ATA_UDMA1); 837 if (!strcasecmp(str, "UDMA2")) return (ATA_UDMA2); 838 if (!strcasecmp(str, "UDMA33")) return (ATA_UDMA2); 839 if (!strcasecmp(str, "UDMA3")) return (ATA_UDMA3); 840 if (!strcasecmp(str, "UDMA44")) return (ATA_UDMA3); 841 if (!strcasecmp(str, "UDMA4")) return (ATA_UDMA4); 842 if (!strcasecmp(str, "UDMA66")) return (ATA_UDMA4); 843 if (!strcasecmp(str, "UDMA5")) return (ATA_UDMA5); 844 if (!strcasecmp(str, "UDMA100")) return (ATA_UDMA5); 845 if (!strcasecmp(str, "UDMA6")) return (ATA_UDMA6); 846 if (!strcasecmp(str, "UDMA133")) return (ATA_UDMA6); 847 return (-1); 848} 849 850 851u_int 852ata_mode2speed(int mode) 853{ 854 switch (mode) { 855 case ATA_PIO0: 856 default: 857 return (3300); 858 case ATA_PIO1: 859 return (5200); 860 case ATA_PIO2: 861 return (8300); 862 case ATA_PIO3: 863 return (11100); 864 case ATA_PIO4: 865 return (16700); 866 case ATA_WDMA0: 867 return (4200); 868 case ATA_WDMA1: 869 return (13300); 870 case ATA_WDMA2: 871 return (16700); 872 case ATA_UDMA0: 873 return (16700); 874 case ATA_UDMA1: 875 return (25000); 876 case ATA_UDMA2: 877 return (33300); 878 case ATA_UDMA3: 879 return (44400); 880 case ATA_UDMA4: 881 return (66700); 882 case ATA_UDMA5: 883 return (100000); 884 case ATA_UDMA6: 885 return (133000); 886 } 887} 888 889u_int 890ata_revision2speed(int revision) 891{ 892 switch (revision) { 893 case 1: 894 default: 895 return (150000); 896 case 2: 897 return (300000); 898 case 3: 899 return (600000); 900 } 901} 902 903int 904ata_speed2revision(u_int speed) 905{ 906 switch (speed) { 907 case 0: 908 return (0); 909 case 150000: 910 return (1); 911 case 300000: 912 return (2); 913 case 600000: 914 return (3); 915 default: 916 return (-1); 917 } 918} 919 920int 921ata_identify_match(caddr_t identbuffer, caddr_t table_entry) 922{ 923 struct scsi_inquiry_pattern *entry; 924 struct ata_params *ident; 925 926 entry = (struct scsi_inquiry_pattern *)table_entry; 927 ident = (struct ata_params *)identbuffer; 928 929 if ((cam_strmatch(ident->model, entry->product, 930 sizeof(ident->model)) == 0) 931 && (cam_strmatch(ident->revision, entry->revision, 932 sizeof(ident->revision)) == 0)) { 933 return (0); 934 } 935 return (-1); 936} 937 938int 939ata_static_identify_match(caddr_t identbuffer, caddr_t table_entry) 940{ 941 struct scsi_static_inquiry_pattern *entry; 942 struct ata_params *ident; 943 944 entry = (struct scsi_static_inquiry_pattern *)table_entry; 945 ident = (struct ata_params *)identbuffer; 946 947 if ((cam_strmatch(ident->model, entry->product, 948 sizeof(ident->model)) == 0) 949 && (cam_strmatch(ident->revision, entry->revision, 950 sizeof(ident->revision)) == 0)) { 951 return (0); 952 } 953 return (-1); 954} 955 956void 957semb_receive_diagnostic_results(struct ccb_ataio *ataio, 958 u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*), 959 uint8_t tag_action, int pcv, uint8_t page_code, 960 uint8_t *data_ptr, uint16_t length, uint32_t timeout) 961{ 962 963 length = min(length, 1020); 964 length = (length + 3) & ~3; 965 cam_fill_ataio(ataio, 966 retries, 967 cbfcnp, 968 /*flags*/CAM_DIR_IN, 969 tag_action, 970 data_ptr, 971 length, 972 timeout); 973 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 974 pcv ? page_code : 0, 0x02, length / 4); 975} 976 977void 978semb_send_diagnostic(struct ccb_ataio *ataio, 979 u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), 980 uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout) 981{ 982 983 length = min(length, 1020); 984 length = (length + 3) & ~3; 985 cam_fill_ataio(ataio, 986 retries, 987 cbfcnp, 988 /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE, 989 tag_action, 990 data_ptr, 991 length, 992 timeout); 993 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 994 length > 0 ? data_ptr[0] : 0, 0x82, length / 4); 995} 996 997void 998semb_read_buffer(struct ccb_ataio *ataio, 999 u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*), 1000 uint8_t tag_action, uint8_t page_code, 1001 uint8_t *data_ptr, uint16_t length, uint32_t timeout) 1002{ 1003 1004 length = min(length, 1020); 1005 length = (length + 3) & ~3; 1006 cam_fill_ataio(ataio, 1007 retries, 1008 cbfcnp, 1009 /*flags*/CAM_DIR_IN, 1010 tag_action, 1011 data_ptr, 1012 length, 1013 timeout); 1014 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 1015 page_code, 0x00, length / 4); 1016} 1017 1018void 1019semb_write_buffer(struct ccb_ataio *ataio, 1020 u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), 1021 uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout) 1022{ 1023 1024 length = min(length, 1020); 1025 length = (length + 3) & ~3; 1026 cam_fill_ataio(ataio, 1027 retries, 1028 cbfcnp, 1029 /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE, 1030 tag_action, 1031 data_ptr, 1032 length, 1033 timeout); 1034 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 1035 length > 0 ? data_ptr[0] : 0, 0x80, length / 4); 1036} 1037 1038 1039void 1040ata_zac_mgmt_out(struct ccb_ataio *ataio, uint32_t retries, 1041 void (*cbfcnp)(struct cam_periph *, union ccb *), 1042 int use_ncq, uint8_t zm_action, uint64_t zone_id, 1043 uint8_t zone_flags, uint16_t sector_count, uint8_t *data_ptr, 1044 uint32_t dxfer_len, uint32_t timeout) 1045{ 1046 uint8_t command_out, ata_flags; 1047 uint16_t features_out, sectors_out; 1048 uint32_t auxiliary; 1049 1050 if (use_ncq == 0) { 1051 command_out = ATA_ZAC_MANAGEMENT_OUT; 1052 features_out = (zm_action & 0xf) | (zone_flags << 8); 1053 if (dxfer_len == 0) { 1054 ata_flags = 0; 1055 sectors_out = 0; 1056 } else { 1057 ata_flags = CAM_ATAIO_DMA; 1058 /* XXX KDM use sector count? */ 1059 sectors_out = ((dxfer_len >> 9) & 0xffff); 1060 } 1061 auxiliary = 0; 1062 } else { 1063 if (dxfer_len == 0) { 1064 command_out = ATA_NCQ_NON_DATA; 1065 features_out = ATA_NCQ_ZAC_MGMT_OUT; 1066 sectors_out = 0; 1067 } else { 1068 command_out = ATA_SEND_FPDMA_QUEUED; 1069 1070 /* Note that we're defaulting to normal priority */ 1071 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8; 1072 1073 /* 1074 * For SEND FPDMA QUEUED, the transfer length is 1075 * encoded in the FEATURE register, and 0 means 1076 * that 65536 512 byte blocks are to be tranferred. 1077 * In practice, it seems unlikely that we'll see 1078 * a transfer that large. 1079 */ 1080 if (dxfer_len == (65536 * 512)) { 1081 features_out = 0; 1082 } else { 1083 /* 1084 * Yes, the caller can theoretically send a 1085 * transfer larger than we can handle. 1086 * Anyone using this function needs enough 1087 * knowledge to avoid doing that. 1088 */ 1089 features_out = ((dxfer_len >> 9) & 0xffff); 1090 } 1091 } 1092 auxiliary = (zm_action & 0xf) | (zone_flags << 8); 1093 1094 ata_flags = CAM_ATAIO_FPDMA; 1095 } 1096 1097 cam_fill_ataio(ataio, 1098 /*retries*/ retries, 1099 /*cbfcnp*/ cbfcnp, 1100 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 1101 /*tag_action*/ 0, 1102 /*data_ptr*/ data_ptr, 1103 /*dxfer_len*/ dxfer_len, 1104 /*timeout*/ timeout); 1105 1106 ata_48bit_cmd(ataio, 1107 /*cmd*/ command_out, 1108 /*features*/ features_out, 1109 /*lba*/ zone_id, 1110 /*sector_count*/ sectors_out); 1111 1112 ataio->cmd.flags |= ata_flags; 1113 if (auxiliary != 0) { 1114 ataio->ata_flags |= ATA_FLAG_AUX; 1115 ataio->aux = auxiliary; 1116 } 1117} 1118 1119void 1120ata_zac_mgmt_in(struct ccb_ataio *ataio, uint32_t retries, 1121 void (*cbfcnp)(struct cam_periph *, union ccb *), 1122 int use_ncq, uint8_t zm_action, uint64_t zone_id, 1123 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len, 1124 uint32_t timeout) 1125{ 1126 uint8_t command_out, ata_flags; 1127 uint16_t features_out, sectors_out; 1128 uint32_t auxiliary; 1129 1130 if (use_ncq == 0) { 1131 command_out = ATA_ZAC_MANAGEMENT_IN; 1132 /* XXX KDM put a macro here */ 1133 features_out = (zm_action & 0xf) | (zone_flags << 8); 1134 ata_flags = CAM_ATAIO_DMA; 1135 sectors_out = ((dxfer_len >> 9) & 0xffff); 1136 auxiliary = 0; 1137 } else { 1138 command_out = ATA_RECV_FPDMA_QUEUED; 1139 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8; 1140 auxiliary = (zm_action & 0xf) | (zone_flags << 8); 1141 ata_flags = CAM_ATAIO_FPDMA; 1142 /* 1143 * For RECEIVE FPDMA QUEUED, the transfer length is 1144 * encoded in the FEATURE register, and 0 means 1145 * that 65536 512 byte blocks are to be tranferred. 1146 * In practice, it is unlikely we will see a transfer that 1147 * large. 1148 */ 1149 if (dxfer_len == (65536 * 512)) { 1150 features_out = 0; 1151 } else { 1152 /* 1153 * Yes, the caller can theoretically request a 1154 * transfer larger than we can handle. 1155 * Anyone using this function needs enough 1156 * knowledge to avoid doing that. 1157 */ 1158 features_out = ((dxfer_len >> 9) & 0xffff); 1159 } 1160 } 1161 1162 cam_fill_ataio(ataio, 1163 /*retries*/ retries, 1164 /*cbfcnp*/ cbfcnp, 1165 /*flags*/ CAM_DIR_IN, 1166 /*tag_action*/ 0, 1167 /*data_ptr*/ data_ptr, 1168 /*dxfer_len*/ dxfer_len, 1169 /*timeout*/ timeout); 1170 1171 ata_48bit_cmd(ataio, 1172 /*cmd*/ command_out, 1173 /*features*/ features_out, 1174 /*lba*/ zone_id, 1175 /*sector_count*/ sectors_out); 1176 1177 ataio->cmd.flags |= ata_flags; 1178 if (auxiliary != 0) { 1179 ataio->ata_flags |= ATA_FLAG_AUX; 1180 ataio->aux = auxiliary; 1181 } 1182} 1183