1 /*- 2 * Copyright (c) 2014 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("$FreeBSD$"); 29 30 #include <sys/param.h> 31 #include <sys/systm.h> 32 #include <sys/kernel.h> 33 #include <sys/types.h> 34 #include <sys/lock.h> 35 #include <sys/module.h> 36 #include <sys/mutex.h> 37 #include <sys/condvar.h> 38 #include <sys/malloc.h> 39 #include <sys/conf.h> 40 #include <sys/queue.h> 41 #include <sys/sysctl.h> 42 #include <machine/atomic.h> 43 44 #include <cam/cam.h> 45 #include <cam/scsi/scsi_all.h> 46 #include <cam/scsi/scsi_da.h> 47 #include <cam/ctl/ctl_io.h> 48 #include <cam/ctl/ctl.h> 49 #include <cam/ctl/ctl_frontend.h> 50 #include <cam/ctl/ctl_frontend_internal.h> 51 #include <cam/ctl/ctl_util.h> 52 #include <cam/ctl/ctl_backend.h> 53 #include <cam/ctl/ctl_ioctl.h> 54 #include <cam/ctl/ctl_ha.h> 55 #include <cam/ctl/ctl_private.h> 56 #include <cam/ctl/ctl_debug.h> 57 #include <cam/ctl/ctl_scsi_all.h> 58 #include <cam/ctl/ctl_tpc.h> 59 #include <cam/ctl/ctl_error.h> 60 61 #define TPC_MAX_CSCDS 64 62 #define TPC_MAX_SEGS 64 63 #define TPC_MAX_SEG 0 64 #define TPC_MAX_LIST 8192 65 #define TPC_MAX_INLINE 0 66 #define TPC_MAX_LISTS 255 67 #define TPC_MAX_IO_SIZE (1024 * 1024) 68 #define TPC_MAX_IOCHUNK_SIZE (TPC_MAX_IO_SIZE * 16) 69 #define TPC_MIN_TOKEN_TIMEOUT 1 70 #define TPC_DFL_TOKEN_TIMEOUT 60 71 #define TPC_MAX_TOKEN_TIMEOUT 600 72 73 MALLOC_DEFINE(M_CTL_TPC, "ctltpc", "CTL TPC"); 74 75 typedef enum { 76 TPC_ERR_RETRY = 0x000, 77 TPC_ERR_FAIL = 0x001, 78 TPC_ERR_MASK = 0x0ff, 79 TPC_ERR_NO_DECREMENT = 0x100 80 } tpc_error_action; 81 82 struct tpc_list; 83 TAILQ_HEAD(runl, tpc_io); 84 struct tpc_io { 85 union ctl_io *io; 86 uint64_t lun; 87 struct tpc_list *list; 88 struct runl run; 89 TAILQ_ENTRY(tpc_io) rlinks; 90 TAILQ_ENTRY(tpc_io) links; 91 }; 92 93 struct tpc_token { 94 uint8_t token[512]; 95 uint64_t lun; 96 uint32_t blocksize; 97 uint8_t *params; 98 struct scsi_range_desc *range; 99 int nrange; 100 int active; 101 time_t last_active; 102 uint32_t timeout; 103 TAILQ_ENTRY(tpc_token) links; 104 }; 105 106 struct tpc_list { 107 uint8_t service_action; 108 int init_port; 109 uint32_t init_idx; 110 uint32_t list_id; 111 uint8_t flags; 112 uint8_t *params; 113 struct scsi_ec_cscd *cscd; 114 struct scsi_ec_segment *seg[TPC_MAX_SEGS]; 115 uint8_t *inl; 116 int ncscd; 117 int nseg; 118 int leninl; 119 struct tpc_token *token; 120 struct scsi_range_desc *range; 121 int nrange; 122 off_t offset_into_rod; 123 124 int curseg; 125 off_t cursectors; 126 off_t curbytes; 127 int curops; 128 int stage; 129 uint8_t *buf; 130 off_t segsectors; 131 off_t segbytes; 132 int tbdio; 133 int error; 134 int abort; 135 int completed; 136 time_t last_active; 137 TAILQ_HEAD(, tpc_io) allio; 138 struct scsi_sense_data sense_data; 139 uint8_t sense_len; 140 uint8_t scsi_status; 141 struct ctl_scsiio *ctsio; 142 struct ctl_lun *lun; 143 int res_token_valid; 144 uint8_t res_token[512]; 145 TAILQ_ENTRY(tpc_list) links; 146 }; 147 148 static void 149 tpc_timeout(void *arg) 150 { 151 struct ctl_softc *softc = arg; 152 struct ctl_lun *lun; 153 struct tpc_token *token, *ttoken; 154 struct tpc_list *list, *tlist; 155 156 /* Free completed lists with expired timeout. */ 157 STAILQ_FOREACH(lun, &softc->lun_list, links) { 158 mtx_lock(&lun->lun_lock); 159 TAILQ_FOREACH_SAFE(list, &lun->tpc_lists, links, tlist) { 160 if (!list->completed || time_uptime < list->last_active + 161 TPC_DFL_TOKEN_TIMEOUT) 162 continue; 163 TAILQ_REMOVE(&lun->tpc_lists, list, links); 164 free(list, M_CTL); 165 } 166 mtx_unlock(&lun->lun_lock); 167 } 168 169 /* Free inactive ROD tokens with expired timeout. */ 170 TAILQ_FOREACH_SAFE(token, &softc->tpc_tokens, links, ttoken) { 171 if (token->active || 172 time_uptime < token->last_active + token->timeout + 1) 173 continue; 174 TAILQ_REMOVE(&softc->tpc_tokens, token, links); 175 free(token->params, M_CTL); 176 free(token, M_CTL); 177 } 178 callout_schedule(&softc->tpc_timeout, hz); 179 } 180 181 void 182 ctl_tpc_init(struct ctl_softc *softc) 183 { 184 185 TAILQ_INIT(&softc->tpc_tokens); 186 callout_init_mtx(&softc->tpc_timeout, &softc->ctl_lock, 0); 187 callout_reset(&softc->tpc_timeout, hz, tpc_timeout, softc); 188 } 189 190 void 191 ctl_tpc_shutdown(struct ctl_softc *softc) 192 { 193 struct tpc_token *token; 194 195 callout_drain(&softc->tpc_timeout); 196 197 /* Free ROD tokens. */ 198 mtx_lock(&softc->ctl_lock); 199 while ((token = TAILQ_FIRST(&softc->tpc_tokens)) != NULL) { 200 TAILQ_REMOVE(&softc->tpc_tokens, token, links); 201 free(token->params, M_CTL); 202 free(token, M_CTL); 203 } 204 mtx_unlock(&softc->ctl_lock); 205 } 206 207 void 208 ctl_tpc_lun_init(struct ctl_lun *lun) 209 { 210 211 TAILQ_INIT(&lun->tpc_lists); 212 } 213 214 void 215 ctl_tpc_lun_shutdown(struct ctl_lun *lun) 216 { 217 struct ctl_softc *softc = lun->ctl_softc; 218 struct tpc_list *list; 219 struct tpc_token *token, *ttoken; 220 221 /* Free lists for this LUN. */ 222 while ((list = TAILQ_FIRST(&lun->tpc_lists)) != NULL) { 223 TAILQ_REMOVE(&lun->tpc_lists, list, links); 224 KASSERT(list->completed, 225 ("Not completed TPC (%p) on shutdown", list)); 226 free(list, M_CTL); 227 } 228 229 /* Free ROD tokens for this LUN. */ 230 mtx_assert(&softc->ctl_lock, MA_OWNED); 231 TAILQ_FOREACH_SAFE(token, &softc->tpc_tokens, links, ttoken) { 232 if (token->lun != lun->lun || token->active) 233 continue; 234 TAILQ_REMOVE(&softc->tpc_tokens, token, links); 235 free(token->params, M_CTL); 236 free(token, M_CTL); 237 } 238 } 239 240 int 241 ctl_inquiry_evpd_tpc(struct ctl_scsiio *ctsio, int alloc_len) 242 { 243 struct scsi_vpd_tpc *tpc_ptr; 244 struct scsi_vpd_tpc_descriptor *d_ptr; 245 struct scsi_vpd_tpc_descriptor_bdrl *bdrl_ptr; 246 struct scsi_vpd_tpc_descriptor_sc *sc_ptr; 247 struct scsi_vpd_tpc_descriptor_sc_descr *scd_ptr; 248 struct scsi_vpd_tpc_descriptor_pd *pd_ptr; 249 struct scsi_vpd_tpc_descriptor_sd *sd_ptr; 250 struct scsi_vpd_tpc_descriptor_sdid *sdid_ptr; 251 struct scsi_vpd_tpc_descriptor_rtf *rtf_ptr; 252 struct scsi_vpd_tpc_descriptor_rtf_block *rtfb_ptr; 253 struct scsi_vpd_tpc_descriptor_srt *srt_ptr; 254 struct scsi_vpd_tpc_descriptor_srtd *srtd_ptr; 255 struct scsi_vpd_tpc_descriptor_gco *gco_ptr; 256 struct ctl_lun *lun; 257 int data_len; 258 259 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 260 261 data_len = sizeof(struct scsi_vpd_tpc) + 262 sizeof(struct scsi_vpd_tpc_descriptor_bdrl) + 263 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sc) + 264 2 * sizeof(struct scsi_vpd_tpc_descriptor_sc_descr) + 11, 4) + 265 sizeof(struct scsi_vpd_tpc_descriptor_pd) + 266 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sd) + 4, 4) + 267 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sdid) + 2, 4) + 268 sizeof(struct scsi_vpd_tpc_descriptor_rtf) + 269 sizeof(struct scsi_vpd_tpc_descriptor_rtf_block) + 270 sizeof(struct scsi_vpd_tpc_descriptor_srt) + 271 2*sizeof(struct scsi_vpd_tpc_descriptor_srtd) + 272 sizeof(struct scsi_vpd_tpc_descriptor_gco); 273 274 ctsio->kern_data_ptr = malloc(data_len, M_CTL, M_WAITOK | M_ZERO); 275 tpc_ptr = (struct scsi_vpd_tpc *)ctsio->kern_data_ptr; 276 ctsio->kern_sg_entries = 0; 277 278 if (data_len < alloc_len) { 279 ctsio->residual = alloc_len - data_len; 280 ctsio->kern_data_len = data_len; 281 ctsio->kern_total_len = data_len; 282 } else { 283 ctsio->residual = 0; 284 ctsio->kern_data_len = alloc_len; 285 ctsio->kern_total_len = alloc_len; 286 } 287 ctsio->kern_data_resid = 0; 288 ctsio->kern_rel_offset = 0; 289 ctsio->kern_sg_entries = 0; 290 291 /* 292 * The control device is always connected. The disk device, on the 293 * other hand, may not be online all the time. 294 */ 295 if (lun != NULL) 296 tpc_ptr->device = (SID_QUAL_LU_CONNECTED << 5) | 297 lun->be_lun->lun_type; 298 else 299 tpc_ptr->device = (SID_QUAL_LU_OFFLINE << 5) | T_DIRECT; 300 tpc_ptr->page_code = SVPD_SCSI_TPC; 301 scsi_ulto2b(data_len - 4, tpc_ptr->page_length); 302 303 /* Block Device ROD Limits */ 304 d_ptr = (struct scsi_vpd_tpc_descriptor *)&tpc_ptr->descr[0]; 305 bdrl_ptr = (struct scsi_vpd_tpc_descriptor_bdrl *)d_ptr; 306 scsi_ulto2b(SVPD_TPC_BDRL, bdrl_ptr->desc_type); 307 scsi_ulto2b(sizeof(*bdrl_ptr) - 4, bdrl_ptr->desc_length); 308 scsi_ulto2b(TPC_MAX_SEGS, bdrl_ptr->maximum_ranges); 309 scsi_ulto4b(TPC_MAX_TOKEN_TIMEOUT, 310 bdrl_ptr->maximum_inactivity_timeout); 311 scsi_ulto4b(TPC_DFL_TOKEN_TIMEOUT, 312 bdrl_ptr->default_inactivity_timeout); 313 scsi_u64to8b(0, bdrl_ptr->maximum_token_transfer_size); 314 scsi_u64to8b(0, bdrl_ptr->optimal_transfer_count); 315 316 /* Supported commands */ 317 d_ptr = (struct scsi_vpd_tpc_descriptor *) 318 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 319 sc_ptr = (struct scsi_vpd_tpc_descriptor_sc *)d_ptr; 320 scsi_ulto2b(SVPD_TPC_SC, sc_ptr->desc_type); 321 sc_ptr->list_length = 2 * sizeof(*scd_ptr) + 11; 322 scsi_ulto2b(roundup2(1 + sc_ptr->list_length, 4), sc_ptr->desc_length); 323 scd_ptr = &sc_ptr->descr[0]; 324 scd_ptr->opcode = EXTENDED_COPY; 325 scd_ptr->sa_length = 5; 326 scd_ptr->supported_service_actions[0] = EC_EC_LID1; 327 scd_ptr->supported_service_actions[1] = EC_EC_LID4; 328 scd_ptr->supported_service_actions[2] = EC_PT; 329 scd_ptr->supported_service_actions[3] = EC_WUT; 330 scd_ptr->supported_service_actions[4] = EC_COA; 331 scd_ptr = (struct scsi_vpd_tpc_descriptor_sc_descr *) 332 &scd_ptr->supported_service_actions[scd_ptr->sa_length]; 333 scd_ptr->opcode = RECEIVE_COPY_STATUS; 334 scd_ptr->sa_length = 6; 335 scd_ptr->supported_service_actions[0] = RCS_RCS_LID1; 336 scd_ptr->supported_service_actions[1] = RCS_RCFD; 337 scd_ptr->supported_service_actions[2] = RCS_RCS_LID4; 338 scd_ptr->supported_service_actions[3] = RCS_RCOP; 339 scd_ptr->supported_service_actions[4] = RCS_RRTI; 340 scd_ptr->supported_service_actions[5] = RCS_RART; 341 342 /* Parameter data. */ 343 d_ptr = (struct scsi_vpd_tpc_descriptor *) 344 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 345 pd_ptr = (struct scsi_vpd_tpc_descriptor_pd *)d_ptr; 346 scsi_ulto2b(SVPD_TPC_PD, pd_ptr->desc_type); 347 scsi_ulto2b(sizeof(*pd_ptr) - 4, pd_ptr->desc_length); 348 scsi_ulto2b(TPC_MAX_CSCDS, pd_ptr->maximum_cscd_descriptor_count); 349 scsi_ulto2b(TPC_MAX_SEGS, pd_ptr->maximum_segment_descriptor_count); 350 scsi_ulto4b(TPC_MAX_LIST, pd_ptr->maximum_descriptor_list_length); 351 scsi_ulto4b(TPC_MAX_INLINE, pd_ptr->maximum_inline_data_length); 352 353 /* Supported Descriptors */ 354 d_ptr = (struct scsi_vpd_tpc_descriptor *) 355 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 356 sd_ptr = (struct scsi_vpd_tpc_descriptor_sd *)d_ptr; 357 scsi_ulto2b(SVPD_TPC_SD, sd_ptr->desc_type); 358 scsi_ulto2b(roundup2(sizeof(*sd_ptr) - 4 + 4, 4), sd_ptr->desc_length); 359 sd_ptr->list_length = 4; 360 sd_ptr->supported_descriptor_codes[0] = EC_SEG_B2B; 361 sd_ptr->supported_descriptor_codes[1] = EC_SEG_VERIFY; 362 sd_ptr->supported_descriptor_codes[2] = EC_SEG_REGISTER_KEY; 363 sd_ptr->supported_descriptor_codes[3] = EC_CSCD_ID; 364 365 /* Supported CSCD Descriptor IDs */ 366 d_ptr = (struct scsi_vpd_tpc_descriptor *) 367 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 368 sdid_ptr = (struct scsi_vpd_tpc_descriptor_sdid *)d_ptr; 369 scsi_ulto2b(SVPD_TPC_SDID, sdid_ptr->desc_type); 370 scsi_ulto2b(roundup2(sizeof(*sdid_ptr) - 4 + 2, 4), sdid_ptr->desc_length); 371 scsi_ulto2b(2, sdid_ptr->list_length); 372 scsi_ulto2b(0xffff, &sdid_ptr->supported_descriptor_ids[0]); 373 374 /* ROD Token Features */ 375 d_ptr = (struct scsi_vpd_tpc_descriptor *) 376 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 377 rtf_ptr = (struct scsi_vpd_tpc_descriptor_rtf *)d_ptr; 378 scsi_ulto2b(SVPD_TPC_RTF, rtf_ptr->desc_type); 379 scsi_ulto2b(sizeof(*rtf_ptr) - 4 + sizeof(*rtfb_ptr), rtf_ptr->desc_length); 380 rtf_ptr->remote_tokens = 0; 381 scsi_ulto4b(TPC_MIN_TOKEN_TIMEOUT, rtf_ptr->minimum_token_lifetime); 382 scsi_ulto4b(UINT32_MAX, rtf_ptr->maximum_token_lifetime); 383 scsi_ulto4b(TPC_MAX_TOKEN_TIMEOUT, 384 rtf_ptr->maximum_token_inactivity_timeout); 385 scsi_ulto2b(sizeof(*rtfb_ptr), rtf_ptr->type_specific_features_length); 386 rtfb_ptr = (struct scsi_vpd_tpc_descriptor_rtf_block *) 387 &rtf_ptr->type_specific_features; 388 rtfb_ptr->type_format = SVPD_TPC_RTF_BLOCK; 389 scsi_ulto2b(sizeof(*rtfb_ptr) - 4, rtfb_ptr->desc_length); 390 scsi_ulto2b(0, rtfb_ptr->optimal_length_granularity); 391 scsi_u64to8b(0, rtfb_ptr->maximum_bytes); 392 scsi_u64to8b(0, rtfb_ptr->optimal_bytes); 393 scsi_u64to8b(TPC_MAX_IOCHUNK_SIZE, 394 rtfb_ptr->optimal_bytes_to_token_per_segment); 395 scsi_u64to8b(TPC_MAX_IOCHUNK_SIZE, 396 rtfb_ptr->optimal_bytes_from_token_per_segment); 397 398 /* Supported ROD Tokens */ 399 d_ptr = (struct scsi_vpd_tpc_descriptor *) 400 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 401 srt_ptr = (struct scsi_vpd_tpc_descriptor_srt *)d_ptr; 402 scsi_ulto2b(SVPD_TPC_SRT, srt_ptr->desc_type); 403 scsi_ulto2b(sizeof(*srt_ptr) - 4 + 2*sizeof(*srtd_ptr), srt_ptr->desc_length); 404 scsi_ulto2b(2*sizeof(*srtd_ptr), srt_ptr->rod_type_descriptors_length); 405 srtd_ptr = (struct scsi_vpd_tpc_descriptor_srtd *) 406 &srt_ptr->rod_type_descriptors; 407 scsi_ulto4b(ROD_TYPE_AUR, srtd_ptr->rod_type); 408 srtd_ptr->flags = SVPD_TPC_SRTD_TIN | SVPD_TPC_SRTD_TOUT; 409 scsi_ulto2b(0, srtd_ptr->preference_indicator); 410 srtd_ptr++; 411 scsi_ulto4b(ROD_TYPE_BLOCK_ZERO, srtd_ptr->rod_type); 412 srtd_ptr->flags = SVPD_TPC_SRTD_TIN; 413 scsi_ulto2b(0, srtd_ptr->preference_indicator); 414 415 /* General Copy Operations */ 416 d_ptr = (struct scsi_vpd_tpc_descriptor *) 417 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 418 gco_ptr = (struct scsi_vpd_tpc_descriptor_gco *)d_ptr; 419 scsi_ulto2b(SVPD_TPC_GCO, gco_ptr->desc_type); 420 scsi_ulto2b(sizeof(*gco_ptr) - 4, gco_ptr->desc_length); 421 scsi_ulto4b(TPC_MAX_LISTS, gco_ptr->total_concurrent_copies); 422 scsi_ulto4b(TPC_MAX_LISTS, gco_ptr->maximum_identified_concurrent_copies); 423 scsi_ulto4b(TPC_MAX_SEG, gco_ptr->maximum_segment_length); 424 gco_ptr->data_segment_granularity = 0; 425 gco_ptr->inline_data_granularity = 0; 426 427 ctl_set_success(ctsio); 428 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 429 ctsio->be_move_done = ctl_config_move_done; 430 ctl_datamove((union ctl_io *)ctsio); 431 432 return (CTL_RETVAL_COMPLETE); 433 } 434 435 int 436 ctl_receive_copy_operating_parameters(struct ctl_scsiio *ctsio) 437 { 438 struct scsi_receive_copy_operating_parameters *cdb; 439 struct scsi_receive_copy_operating_parameters_data *data; 440 int retval; 441 int alloc_len, total_len; 442 443 CTL_DEBUG_PRINT(("ctl_report_supported_tmf\n")); 444 445 cdb = (struct scsi_receive_copy_operating_parameters *)ctsio->cdb; 446 447 retval = CTL_RETVAL_COMPLETE; 448 449 total_len = sizeof(*data) + 4; 450 alloc_len = scsi_4btoul(cdb->length); 451 452 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 453 454 ctsio->kern_sg_entries = 0; 455 456 if (total_len < alloc_len) { 457 ctsio->residual = alloc_len - total_len; 458 ctsio->kern_data_len = total_len; 459 ctsio->kern_total_len = total_len; 460 } else { 461 ctsio->residual = 0; 462 ctsio->kern_data_len = alloc_len; 463 ctsio->kern_total_len = alloc_len; 464 } 465 ctsio->kern_data_resid = 0; 466 ctsio->kern_rel_offset = 0; 467 468 data = (struct scsi_receive_copy_operating_parameters_data *)ctsio->kern_data_ptr; 469 scsi_ulto4b(sizeof(*data) - 4 + 4, data->length); 470 data->snlid = RCOP_SNLID; 471 scsi_ulto2b(TPC_MAX_CSCDS, data->maximum_cscd_descriptor_count); 472 scsi_ulto2b(TPC_MAX_SEGS, data->maximum_segment_descriptor_count); 473 scsi_ulto4b(TPC_MAX_LIST, data->maximum_descriptor_list_length); 474 scsi_ulto4b(TPC_MAX_SEG, data->maximum_segment_length); 475 scsi_ulto4b(TPC_MAX_INLINE, data->maximum_inline_data_length); 476 scsi_ulto4b(0, data->held_data_limit); 477 scsi_ulto4b(0, data->maximum_stream_device_transfer_size); 478 scsi_ulto2b(TPC_MAX_LISTS, data->total_concurrent_copies); 479 data->maximum_concurrent_copies = TPC_MAX_LISTS; 480 data->data_segment_granularity = 0; 481 data->inline_data_granularity = 0; 482 data->held_data_granularity = 0; 483 data->implemented_descriptor_list_length = 4; 484 data->list_of_implemented_descriptor_type_codes[0] = EC_SEG_B2B; 485 data->list_of_implemented_descriptor_type_codes[1] = EC_SEG_VERIFY; 486 data->list_of_implemented_descriptor_type_codes[2] = EC_SEG_REGISTER_KEY; 487 data->list_of_implemented_descriptor_type_codes[3] = EC_CSCD_ID; 488 489 ctl_set_success(ctsio); 490 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 491 ctsio->be_move_done = ctl_config_move_done; 492 ctl_datamove((union ctl_io *)ctsio); 493 return (retval); 494 } 495 496 static struct tpc_list * 497 tpc_find_list(struct ctl_lun *lun, uint32_t list_id, uint32_t init_idx) 498 { 499 struct tpc_list *list; 500 501 mtx_assert(&lun->lun_lock, MA_OWNED); 502 TAILQ_FOREACH(list, &lun->tpc_lists, links) { 503 if ((list->flags & EC_LIST_ID_USAGE_MASK) != 504 EC_LIST_ID_USAGE_NONE && list->list_id == list_id && 505 list->init_idx == init_idx) 506 break; 507 } 508 return (list); 509 } 510 511 int 512 ctl_receive_copy_status_lid1(struct ctl_scsiio *ctsio) 513 { 514 struct ctl_lun *lun; 515 struct scsi_receive_copy_status_lid1 *cdb; 516 struct scsi_receive_copy_status_lid1_data *data; 517 struct tpc_list *list; 518 struct tpc_list list_copy; 519 int retval; 520 int alloc_len, total_len; 521 uint32_t list_id; 522 523 CTL_DEBUG_PRINT(("ctl_receive_copy_status_lid1\n")); 524 525 cdb = (struct scsi_receive_copy_status_lid1 *)ctsio->cdb; 526 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 527 528 retval = CTL_RETVAL_COMPLETE; 529 530 list_id = cdb->list_identifier; 531 mtx_lock(&lun->lun_lock); 532 list = tpc_find_list(lun, list_id, 533 ctl_get_resindex(&ctsio->io_hdr.nexus)); 534 if (list == NULL) { 535 mtx_unlock(&lun->lun_lock); 536 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 537 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 538 /*bit*/ 0); 539 ctl_done((union ctl_io *)ctsio); 540 return (retval); 541 } 542 list_copy = *list; 543 if (list->completed) { 544 TAILQ_REMOVE(&lun->tpc_lists, list, links); 545 free(list, M_CTL); 546 } 547 mtx_unlock(&lun->lun_lock); 548 549 total_len = sizeof(*data); 550 alloc_len = scsi_4btoul(cdb->length); 551 552 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 553 554 ctsio->kern_sg_entries = 0; 555 556 if (total_len < alloc_len) { 557 ctsio->residual = alloc_len - total_len; 558 ctsio->kern_data_len = total_len; 559 ctsio->kern_total_len = total_len; 560 } else { 561 ctsio->residual = 0; 562 ctsio->kern_data_len = alloc_len; 563 ctsio->kern_total_len = alloc_len; 564 } 565 ctsio->kern_data_resid = 0; 566 ctsio->kern_rel_offset = 0; 567 568 data = (struct scsi_receive_copy_status_lid1_data *)ctsio->kern_data_ptr; 569 scsi_ulto4b(sizeof(*data) - 4, data->available_data); 570 if (list_copy.completed) { 571 if (list_copy.error || list_copy.abort) 572 data->copy_command_status = RCS_CCS_ERROR; 573 else 574 data->copy_command_status = RCS_CCS_COMPLETED; 575 } else 576 data->copy_command_status = RCS_CCS_INPROG; 577 scsi_ulto2b(list_copy.curseg, data->segments_processed); 578 if (list_copy.curbytes <= UINT32_MAX) { 579 data->transfer_count_units = RCS_TC_BYTES; 580 scsi_ulto4b(list_copy.curbytes, data->transfer_count); 581 } else { 582 data->transfer_count_units = RCS_TC_MBYTES; 583 scsi_ulto4b(list_copy.curbytes >> 20, data->transfer_count); 584 } 585 586 ctl_set_success(ctsio); 587 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 588 ctsio->be_move_done = ctl_config_move_done; 589 ctl_datamove((union ctl_io *)ctsio); 590 return (retval); 591 } 592 593 int 594 ctl_receive_copy_failure_details(struct ctl_scsiio *ctsio) 595 { 596 struct ctl_lun *lun; 597 struct scsi_receive_copy_failure_details *cdb; 598 struct scsi_receive_copy_failure_details_data *data; 599 struct tpc_list *list; 600 struct tpc_list list_copy; 601 int retval; 602 int alloc_len, total_len; 603 uint32_t list_id; 604 605 CTL_DEBUG_PRINT(("ctl_receive_copy_failure_details\n")); 606 607 cdb = (struct scsi_receive_copy_failure_details *)ctsio->cdb; 608 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 609 610 retval = CTL_RETVAL_COMPLETE; 611 612 list_id = cdb->list_identifier; 613 mtx_lock(&lun->lun_lock); 614 list = tpc_find_list(lun, list_id, 615 ctl_get_resindex(&ctsio->io_hdr.nexus)); 616 if (list == NULL || !list->completed) { 617 mtx_unlock(&lun->lun_lock); 618 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 619 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 620 /*bit*/ 0); 621 ctl_done((union ctl_io *)ctsio); 622 return (retval); 623 } 624 list_copy = *list; 625 TAILQ_REMOVE(&lun->tpc_lists, list, links); 626 free(list, M_CTL); 627 mtx_unlock(&lun->lun_lock); 628 629 total_len = sizeof(*data) + list_copy.sense_len; 630 alloc_len = scsi_4btoul(cdb->length); 631 632 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 633 634 ctsio->kern_sg_entries = 0; 635 636 if (total_len < alloc_len) { 637 ctsio->residual = alloc_len - total_len; 638 ctsio->kern_data_len = total_len; 639 ctsio->kern_total_len = total_len; 640 } else { 641 ctsio->residual = 0; 642 ctsio->kern_data_len = alloc_len; 643 ctsio->kern_total_len = alloc_len; 644 } 645 ctsio->kern_data_resid = 0; 646 ctsio->kern_rel_offset = 0; 647 648 data = (struct scsi_receive_copy_failure_details_data *)ctsio->kern_data_ptr; 649 if (list_copy.completed && (list_copy.error || list_copy.abort)) { 650 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len, 651 data->available_data); 652 data->copy_command_status = RCS_CCS_ERROR; 653 } else 654 scsi_ulto4b(0, data->available_data); 655 scsi_ulto2b(list_copy.sense_len, data->sense_data_length); 656 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 657 658 ctl_set_success(ctsio); 659 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 660 ctsio->be_move_done = ctl_config_move_done; 661 ctl_datamove((union ctl_io *)ctsio); 662 return (retval); 663 } 664 665 int 666 ctl_receive_copy_status_lid4(struct ctl_scsiio *ctsio) 667 { 668 struct ctl_lun *lun; 669 struct scsi_receive_copy_status_lid4 *cdb; 670 struct scsi_receive_copy_status_lid4_data *data; 671 struct tpc_list *list; 672 struct tpc_list list_copy; 673 int retval; 674 int alloc_len, total_len; 675 uint32_t list_id; 676 677 CTL_DEBUG_PRINT(("ctl_receive_copy_status_lid4\n")); 678 679 cdb = (struct scsi_receive_copy_status_lid4 *)ctsio->cdb; 680 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 681 682 retval = CTL_RETVAL_COMPLETE; 683 684 list_id = scsi_4btoul(cdb->list_identifier); 685 mtx_lock(&lun->lun_lock); 686 list = tpc_find_list(lun, list_id, 687 ctl_get_resindex(&ctsio->io_hdr.nexus)); 688 if (list == NULL) { 689 mtx_unlock(&lun->lun_lock); 690 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 691 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 692 /*bit*/ 0); 693 ctl_done((union ctl_io *)ctsio); 694 return (retval); 695 } 696 list_copy = *list; 697 if (list->completed) { 698 TAILQ_REMOVE(&lun->tpc_lists, list, links); 699 free(list, M_CTL); 700 } 701 mtx_unlock(&lun->lun_lock); 702 703 total_len = sizeof(*data) + list_copy.sense_len; 704 alloc_len = scsi_4btoul(cdb->length); 705 706 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 707 708 ctsio->kern_sg_entries = 0; 709 710 if (total_len < alloc_len) { 711 ctsio->residual = alloc_len - total_len; 712 ctsio->kern_data_len = total_len; 713 ctsio->kern_total_len = total_len; 714 } else { 715 ctsio->residual = 0; 716 ctsio->kern_data_len = alloc_len; 717 ctsio->kern_total_len = alloc_len; 718 } 719 ctsio->kern_data_resid = 0; 720 ctsio->kern_rel_offset = 0; 721 722 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr; 723 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len, 724 data->available_data); 725 data->response_to_service_action = list_copy.service_action; 726 if (list_copy.completed) { 727 if (list_copy.error) 728 data->copy_command_status = RCS_CCS_ERROR; 729 else if (list_copy.abort) 730 data->copy_command_status = RCS_CCS_ABORTED; 731 else 732 data->copy_command_status = RCS_CCS_COMPLETED; 733 } else 734 data->copy_command_status = RCS_CCS_INPROG_FG; 735 scsi_ulto2b(list_copy.curops, data->operation_counter); 736 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay); 737 data->transfer_count_units = RCS_TC_BYTES; 738 scsi_u64to8b(list_copy.curbytes, data->transfer_count); 739 scsi_ulto2b(list_copy.curseg, data->segments_processed); 740 data->length_of_the_sense_data_field = list_copy.sense_len; 741 data->sense_data_length = list_copy.sense_len; 742 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 743 744 ctl_set_success(ctsio); 745 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 746 ctsio->be_move_done = ctl_config_move_done; 747 ctl_datamove((union ctl_io *)ctsio); 748 return (retval); 749 } 750 751 int 752 ctl_copy_operation_abort(struct ctl_scsiio *ctsio) 753 { 754 struct ctl_lun *lun; 755 struct scsi_copy_operation_abort *cdb; 756 struct tpc_list *list; 757 int retval; 758 uint32_t list_id; 759 760 CTL_DEBUG_PRINT(("ctl_copy_operation_abort\n")); 761 762 cdb = (struct scsi_copy_operation_abort *)ctsio->cdb; 763 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 764 765 retval = CTL_RETVAL_COMPLETE; 766 767 list_id = scsi_4btoul(cdb->list_identifier); 768 mtx_lock(&lun->lun_lock); 769 list = tpc_find_list(lun, list_id, 770 ctl_get_resindex(&ctsio->io_hdr.nexus)); 771 if (list == NULL) { 772 mtx_unlock(&lun->lun_lock); 773 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 774 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 775 /*bit*/ 0); 776 ctl_done((union ctl_io *)ctsio); 777 return (retval); 778 } 779 list->abort = 1; 780 mtx_unlock(&lun->lun_lock); 781 782 ctl_set_success(ctsio); 783 ctl_done((union ctl_io *)ctsio); 784 return (retval); 785 } 786 787 static uint64_t 788 tpc_resolve(struct tpc_list *list, uint16_t idx, uint32_t *ss) 789 { 790 791 if (idx == 0xffff) { 792 if (ss && list->lun->be_lun) 793 *ss = list->lun->be_lun->blocksize; 794 return (list->lun->lun); 795 } 796 if (idx >= list->ncscd) 797 return (UINT64_MAX); 798 return (tpcl_resolve(list->lun->ctl_softc, 799 list->init_port, &list->cscd[idx], ss)); 800 } 801 802 static int 803 tpc_process_b2b(struct tpc_list *list) 804 { 805 struct scsi_ec_segment_b2b *seg; 806 struct scsi_ec_cscd_dtsp *sdstp, *ddstp; 807 struct tpc_io *tior, *tiow; 808 struct runl run, *prun; 809 uint64_t sl, dl; 810 off_t srclba, dstlba, numbytes, donebytes, roundbytes; 811 int numlba; 812 uint32_t srcblock, dstblock; 813 814 if (list->stage == 1) { 815 while ((tior = TAILQ_FIRST(&list->allio)) != NULL) { 816 TAILQ_REMOVE(&list->allio, tior, links); 817 ctl_free_io(tior->io); 818 free(tior, M_CTL); 819 } 820 free(list->buf, M_CTL); 821 if (list->abort) { 822 ctl_set_task_aborted(list->ctsio); 823 return (CTL_RETVAL_ERROR); 824 } else if (list->error) { 825 ctl_set_sense(list->ctsio, /*current_error*/ 1, 826 /*sense_key*/ SSD_KEY_COPY_ABORTED, 827 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 828 return (CTL_RETVAL_ERROR); 829 } 830 list->cursectors += list->segsectors; 831 list->curbytes += list->segbytes; 832 return (CTL_RETVAL_COMPLETE); 833 } 834 835 TAILQ_INIT(&list->allio); 836 seg = (struct scsi_ec_segment_b2b *)list->seg[list->curseg]; 837 sl = tpc_resolve(list, scsi_2btoul(seg->src_cscd), &srcblock); 838 dl = tpc_resolve(list, scsi_2btoul(seg->dst_cscd), &dstblock); 839 if (sl >= CTL_MAX_LUNS || dl >= CTL_MAX_LUNS) { 840 ctl_set_sense(list->ctsio, /*current_error*/ 1, 841 /*sense_key*/ SSD_KEY_COPY_ABORTED, 842 /*asc*/ 0x08, /*ascq*/ 0x04, SSD_ELEM_NONE); 843 return (CTL_RETVAL_ERROR); 844 } 845 sdstp = &list->cscd[scsi_2btoul(seg->src_cscd)].dtsp; 846 if (scsi_3btoul(sdstp->block_length) != 0) 847 srcblock = scsi_3btoul(sdstp->block_length); 848 ddstp = &list->cscd[scsi_2btoul(seg->dst_cscd)].dtsp; 849 if (scsi_3btoul(ddstp->block_length) != 0) 850 dstblock = scsi_3btoul(ddstp->block_length); 851 numlba = scsi_2btoul(seg->number_of_blocks); 852 if (seg->flags & EC_SEG_DC) 853 numbytes = (off_t)numlba * dstblock; 854 else 855 numbytes = (off_t)numlba * srcblock; 856 srclba = scsi_8btou64(seg->src_lba); 857 dstlba = scsi_8btou64(seg->dst_lba); 858 859 // printf("Copy %ju bytes from %ju @ %ju to %ju @ %ju\n", 860 // (uintmax_t)numbytes, sl, scsi_8btou64(seg->src_lba), 861 // dl, scsi_8btou64(seg->dst_lba)); 862 863 if (numbytes == 0) 864 return (CTL_RETVAL_COMPLETE); 865 866 if (numbytes % srcblock != 0 || numbytes % dstblock != 0) { 867 ctl_set_sense(list->ctsio, /*current_error*/ 1, 868 /*sense_key*/ SSD_KEY_COPY_ABORTED, 869 /*asc*/ 0x26, /*ascq*/ 0x0A, SSD_ELEM_NONE); 870 return (CTL_RETVAL_ERROR); 871 } 872 873 list->buf = malloc(numbytes, M_CTL, M_WAITOK); 874 list->segbytes = numbytes; 875 list->segsectors = numbytes / dstblock; 876 donebytes = 0; 877 TAILQ_INIT(&run); 878 prun = &run; 879 list->tbdio = 1; 880 while (donebytes < numbytes) { 881 roundbytes = MIN(numbytes - donebytes, TPC_MAX_IO_SIZE); 882 883 tior = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO); 884 TAILQ_INIT(&tior->run); 885 tior->list = list; 886 TAILQ_INSERT_TAIL(&list->allio, tior, links); 887 tior->io = tpcl_alloc_io(); 888 ctl_scsi_read_write(tior->io, 889 /*data_ptr*/ &list->buf[donebytes], 890 /*data_len*/ roundbytes, 891 /*read_op*/ 1, 892 /*byte2*/ 0, 893 /*minimum_cdb_size*/ 0, 894 /*lba*/ srclba + donebytes / srcblock, 895 /*num_blocks*/ roundbytes / srcblock, 896 /*tag_type*/ CTL_TAG_SIMPLE, 897 /*control*/ 0); 898 tior->io->io_hdr.retries = 3; 899 tior->lun = sl; 900 tior->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior; 901 902 tiow = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO); 903 TAILQ_INIT(&tiow->run); 904 tiow->list = list; 905 TAILQ_INSERT_TAIL(&list->allio, tiow, links); 906 tiow->io = tpcl_alloc_io(); 907 ctl_scsi_read_write(tiow->io, 908 /*data_ptr*/ &list->buf[donebytes], 909 /*data_len*/ roundbytes, 910 /*read_op*/ 0, 911 /*byte2*/ 0, 912 /*minimum_cdb_size*/ 0, 913 /*lba*/ dstlba + donebytes / dstblock, 914 /*num_blocks*/ roundbytes / dstblock, 915 /*tag_type*/ CTL_TAG_SIMPLE, 916 /*control*/ 0); 917 tiow->io->io_hdr.retries = 3; 918 tiow->lun = dl; 919 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow; 920 921 TAILQ_INSERT_TAIL(&tior->run, tiow, rlinks); 922 TAILQ_INSERT_TAIL(prun, tior, rlinks); 923 prun = &tior->run; 924 donebytes += roundbytes; 925 } 926 927 while ((tior = TAILQ_FIRST(&run)) != NULL) { 928 TAILQ_REMOVE(&run, tior, rlinks); 929 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 930 panic("tpcl_queue() error"); 931 } 932 933 list->stage++; 934 return (CTL_RETVAL_QUEUED); 935 } 936 937 static int 938 tpc_process_verify(struct tpc_list *list) 939 { 940 struct scsi_ec_segment_verify *seg; 941 struct tpc_io *tio; 942 uint64_t sl; 943 944 if (list->stage == 1) { 945 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 946 TAILQ_REMOVE(&list->allio, tio, links); 947 ctl_free_io(tio->io); 948 free(tio, M_CTL); 949 } 950 if (list->abort) { 951 ctl_set_task_aborted(list->ctsio); 952 return (CTL_RETVAL_ERROR); 953 } else if (list->error) { 954 ctl_set_sense(list->ctsio, /*current_error*/ 1, 955 /*sense_key*/ SSD_KEY_COPY_ABORTED, 956 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 957 return (CTL_RETVAL_ERROR); 958 } else 959 return (CTL_RETVAL_COMPLETE); 960 } 961 962 TAILQ_INIT(&list->allio); 963 seg = (struct scsi_ec_segment_verify *)list->seg[list->curseg]; 964 sl = tpc_resolve(list, scsi_2btoul(seg->src_cscd), NULL); 965 if (sl >= CTL_MAX_LUNS) { 966 ctl_set_sense(list->ctsio, /*current_error*/ 1, 967 /*sense_key*/ SSD_KEY_COPY_ABORTED, 968 /*asc*/ 0x08, /*ascq*/ 0x04, SSD_ELEM_NONE); 969 return (CTL_RETVAL_ERROR); 970 } 971 972 // printf("Verify %ju\n", sl); 973 974 if ((seg->tur & 0x01) == 0) 975 return (CTL_RETVAL_COMPLETE); 976 977 list->tbdio = 1; 978 tio = malloc(sizeof(*tio), M_CTL, M_WAITOK | M_ZERO); 979 TAILQ_INIT(&tio->run); 980 tio->list = list; 981 TAILQ_INSERT_TAIL(&list->allio, tio, links); 982 tio->io = tpcl_alloc_io(); 983 ctl_scsi_tur(tio->io, /*tag_type*/ CTL_TAG_SIMPLE, /*control*/ 0); 984 tio->io->io_hdr.retries = 3; 985 tio->lun = sl; 986 tio->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tio; 987 list->stage++; 988 if (tpcl_queue(tio->io, tio->lun) != CTL_RETVAL_COMPLETE) 989 panic("tpcl_queue() error"); 990 return (CTL_RETVAL_QUEUED); 991 } 992 993 static int 994 tpc_process_register_key(struct tpc_list *list) 995 { 996 struct scsi_ec_segment_register_key *seg; 997 struct tpc_io *tio; 998 uint64_t dl; 999 int datalen; 1000 1001 if (list->stage == 1) { 1002 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 1003 TAILQ_REMOVE(&list->allio, tio, links); 1004 ctl_free_io(tio->io); 1005 free(tio, M_CTL); 1006 } 1007 free(list->buf, M_CTL); 1008 if (list->abort) { 1009 ctl_set_task_aborted(list->ctsio); 1010 return (CTL_RETVAL_ERROR); 1011 } else if (list->error) { 1012 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1013 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1014 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 1015 return (CTL_RETVAL_ERROR); 1016 } else 1017 return (CTL_RETVAL_COMPLETE); 1018 } 1019 1020 TAILQ_INIT(&list->allio); 1021 seg = (struct scsi_ec_segment_register_key *)list->seg[list->curseg]; 1022 dl = tpc_resolve(list, scsi_2btoul(seg->dst_cscd), NULL); 1023 if (dl >= CTL_MAX_LUNS) { 1024 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1025 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1026 /*asc*/ 0x08, /*ascq*/ 0x04, SSD_ELEM_NONE); 1027 return (CTL_RETVAL_ERROR); 1028 } 1029 1030 // printf("Register Key %ju\n", dl); 1031 1032 list->tbdio = 1; 1033 tio = malloc(sizeof(*tio), M_CTL, M_WAITOK | M_ZERO); 1034 TAILQ_INIT(&tio->run); 1035 tio->list = list; 1036 TAILQ_INSERT_TAIL(&list->allio, tio, links); 1037 tio->io = tpcl_alloc_io(); 1038 datalen = sizeof(struct scsi_per_res_out_parms); 1039 list->buf = malloc(datalen, M_CTL, M_WAITOK); 1040 ctl_scsi_persistent_res_out(tio->io, 1041 list->buf, datalen, SPRO_REGISTER, -1, 1042 scsi_8btou64(seg->res_key), scsi_8btou64(seg->sa_res_key), 1043 /*tag_type*/ CTL_TAG_SIMPLE, /*control*/ 0); 1044 tio->io->io_hdr.retries = 3; 1045 tio->lun = dl; 1046 tio->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tio; 1047 list->stage++; 1048 if (tpcl_queue(tio->io, tio->lun) != CTL_RETVAL_COMPLETE) 1049 panic("tpcl_queue() error"); 1050 return (CTL_RETVAL_QUEUED); 1051 } 1052 1053 static off_t 1054 tpc_ranges_length(struct scsi_range_desc *range, int nrange) 1055 { 1056 off_t length = 0; 1057 int r; 1058 1059 for (r = 0; r < nrange; r++) 1060 length += scsi_4btoul(range[r].length); 1061 return (length); 1062 } 1063 1064 static int 1065 tpc_skip_ranges(struct scsi_range_desc *range, int nrange, off_t skip, 1066 int *srange, off_t *soffset) 1067 { 1068 off_t off; 1069 int r; 1070 1071 r = 0; 1072 off = 0; 1073 while (r < nrange) { 1074 if (skip - off < scsi_4btoul(range[r].length)) { 1075 *srange = r; 1076 *soffset = skip - off; 1077 return (0); 1078 } 1079 off += scsi_4btoul(range[r].length); 1080 r++; 1081 } 1082 return (-1); 1083 } 1084 1085 static int 1086 tpc_process_wut(struct tpc_list *list) 1087 { 1088 struct tpc_io *tio, *tior, *tiow; 1089 struct runl run, *prun; 1090 int drange, srange; 1091 off_t doffset, soffset; 1092 off_t srclba, dstlba, numbytes, donebytes, roundbytes; 1093 uint32_t srcblock, dstblock; 1094 1095 if (list->stage > 0) { 1096 /* Cleanup after previous rounds. */ 1097 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 1098 TAILQ_REMOVE(&list->allio, tio, links); 1099 ctl_free_io(tio->io); 1100 free(tio, M_CTL); 1101 } 1102 free(list->buf, M_CTL); 1103 if (list->abort) { 1104 ctl_set_task_aborted(list->ctsio); 1105 return (CTL_RETVAL_ERROR); 1106 } else if (list->error) { 1107 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1108 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1109 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 1110 return (CTL_RETVAL_ERROR); 1111 } 1112 list->cursectors += list->segsectors; 1113 list->curbytes += list->segbytes; 1114 } 1115 1116 /* Check where we are on destination ranges list. */ 1117 if (tpc_skip_ranges(list->range, list->nrange, list->cursectors, 1118 &drange, &doffset) != 0) 1119 return (CTL_RETVAL_COMPLETE); 1120 dstblock = list->lun->be_lun->blocksize; 1121 1122 /* Check where we are on source ranges list. */ 1123 srcblock = list->token->blocksize; 1124 if (tpc_skip_ranges(list->token->range, list->token->nrange, 1125 list->offset_into_rod + list->cursectors * dstblock / srcblock, 1126 &srange, &soffset) != 0) { 1127 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1128 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1129 /*asc*/ 0x0d, /*ascq*/ 0x04, SSD_ELEM_NONE); 1130 return (CTL_RETVAL_ERROR); 1131 } 1132 1133 srclba = scsi_8btou64(list->token->range[srange].lba) + soffset; 1134 numbytes = srcblock * omin(TPC_MAX_IOCHUNK_SIZE / srcblock, 1135 (scsi_4btoul(list->token->range[srange].length) - soffset)); 1136 dstlba = scsi_8btou64(list->range[drange].lba) + doffset; 1137 numbytes = omin(numbytes, 1138 dstblock * omin(TPC_MAX_IOCHUNK_SIZE / dstblock, 1139 (scsi_4btoul(list->range[drange].length) - doffset))); 1140 1141 if (numbytes % srcblock != 0 || numbytes % dstblock != 0) { 1142 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1143 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1144 /*asc*/ 0x26, /*ascq*/ 0x0A, SSD_ELEM_NONE); 1145 return (CTL_RETVAL_ERROR); 1146 } 1147 1148 list->buf = malloc(numbytes, M_CTL, M_WAITOK | 1149 (list->token == NULL ? M_ZERO : 0)); 1150 list->segbytes = numbytes; 1151 list->segsectors = numbytes / dstblock; 1152 //printf("Copy chunk of %ju sectors from %ju to %ju\n", list->segsectors, 1153 // srclba, dstlba); 1154 donebytes = 0; 1155 TAILQ_INIT(&run); 1156 prun = &run; 1157 list->tbdio = 1; 1158 TAILQ_INIT(&list->allio); 1159 while (donebytes < numbytes) { 1160 roundbytes = MIN(numbytes - donebytes, TPC_MAX_IO_SIZE); 1161 1162 tior = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO); 1163 TAILQ_INIT(&tior->run); 1164 tior->list = list; 1165 TAILQ_INSERT_TAIL(&list->allio, tior, links); 1166 tior->io = tpcl_alloc_io(); 1167 ctl_scsi_read_write(tior->io, 1168 /*data_ptr*/ &list->buf[donebytes], 1169 /*data_len*/ roundbytes, 1170 /*read_op*/ 1, 1171 /*byte2*/ 0, 1172 /*minimum_cdb_size*/ 0, 1173 /*lba*/ srclba + donebytes / srcblock, 1174 /*num_blocks*/ roundbytes / srcblock, 1175 /*tag_type*/ CTL_TAG_SIMPLE, 1176 /*control*/ 0); 1177 tior->io->io_hdr.retries = 3; 1178 tior->lun = list->token->lun; 1179 tior->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior; 1180 1181 tiow = malloc(sizeof(*tiow), M_CTL, M_WAITOK | M_ZERO); 1182 TAILQ_INIT(&tiow->run); 1183 tiow->list = list; 1184 TAILQ_INSERT_TAIL(&list->allio, tiow, links); 1185 tiow->io = tpcl_alloc_io(); 1186 ctl_scsi_read_write(tiow->io, 1187 /*data_ptr*/ &list->buf[donebytes], 1188 /*data_len*/ roundbytes, 1189 /*read_op*/ 0, 1190 /*byte2*/ 0, 1191 /*minimum_cdb_size*/ 0, 1192 /*lba*/ dstlba + donebytes / dstblock, 1193 /*num_blocks*/ roundbytes / dstblock, 1194 /*tag_type*/ CTL_TAG_SIMPLE, 1195 /*control*/ 0); 1196 tiow->io->io_hdr.retries = 3; 1197 tiow->lun = list->lun->lun; 1198 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow; 1199 1200 TAILQ_INSERT_TAIL(&tior->run, tiow, rlinks); 1201 TAILQ_INSERT_TAIL(prun, tior, rlinks); 1202 prun = &tior->run; 1203 donebytes += roundbytes; 1204 } 1205 1206 while ((tior = TAILQ_FIRST(&run)) != NULL) { 1207 TAILQ_REMOVE(&run, tior, rlinks); 1208 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 1209 panic("tpcl_queue() error"); 1210 } 1211 1212 list->stage++; 1213 return (CTL_RETVAL_QUEUED); 1214 } 1215 1216 static int 1217 tpc_process_zero_wut(struct tpc_list *list) 1218 { 1219 struct tpc_io *tio, *tiow; 1220 struct runl run, *prun; 1221 int r; 1222 uint32_t dstblock, len; 1223 1224 if (list->stage > 0) { 1225 complete: 1226 /* Cleanup after previous rounds. */ 1227 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 1228 TAILQ_REMOVE(&list->allio, tio, links); 1229 ctl_free_io(tio->io); 1230 free(tio, M_CTL); 1231 } 1232 free(list->buf, M_CTL); 1233 if (list->abort) { 1234 ctl_set_task_aborted(list->ctsio); 1235 return (CTL_RETVAL_ERROR); 1236 } else if (list->error) { 1237 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1238 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1239 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 1240 return (CTL_RETVAL_ERROR); 1241 } 1242 list->cursectors += list->segsectors; 1243 list->curbytes += list->segbytes; 1244 return (CTL_RETVAL_COMPLETE); 1245 } 1246 1247 dstblock = list->lun->be_lun->blocksize; 1248 list->buf = malloc(dstblock, M_CTL, M_WAITOK | M_ZERO); 1249 TAILQ_INIT(&run); 1250 prun = &run; 1251 list->tbdio = 1; 1252 TAILQ_INIT(&list->allio); 1253 list->segsectors = 0; 1254 for (r = 0; r < list->nrange; r++) { 1255 len = scsi_4btoul(list->range[r].length); 1256 if (len == 0) 1257 continue; 1258 1259 tiow = malloc(sizeof(*tiow), M_CTL, M_WAITOK | M_ZERO); 1260 TAILQ_INIT(&tiow->run); 1261 tiow->list = list; 1262 TAILQ_INSERT_TAIL(&list->allio, tiow, links); 1263 tiow->io = tpcl_alloc_io(); 1264 ctl_scsi_write_same(tiow->io, 1265 /*data_ptr*/ list->buf, 1266 /*data_len*/ dstblock, 1267 /*byte2*/ 0, 1268 /*lba*/ scsi_8btou64(list->range[r].lba), 1269 /*num_blocks*/ len, 1270 /*tag_type*/ CTL_TAG_SIMPLE, 1271 /*control*/ 0); 1272 tiow->io->io_hdr.retries = 3; 1273 tiow->lun = list->lun->lun; 1274 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow; 1275 1276 TAILQ_INSERT_TAIL(prun, tiow, rlinks); 1277 prun = &tiow->run; 1278 list->segsectors += len; 1279 } 1280 list->segbytes = list->segsectors * dstblock; 1281 1282 if (TAILQ_EMPTY(&run)) 1283 goto complete; 1284 1285 while ((tiow = TAILQ_FIRST(&run)) != NULL) { 1286 TAILQ_REMOVE(&run, tiow, rlinks); 1287 if (tpcl_queue(tiow->io, tiow->lun) != CTL_RETVAL_COMPLETE) 1288 panic("tpcl_queue() error"); 1289 } 1290 1291 list->stage++; 1292 return (CTL_RETVAL_QUEUED); 1293 } 1294 1295 static void 1296 tpc_process(struct tpc_list *list) 1297 { 1298 struct ctl_lun *lun = list->lun; 1299 struct ctl_softc *softc = lun->ctl_softc; 1300 struct scsi_ec_segment *seg; 1301 struct ctl_scsiio *ctsio = list->ctsio; 1302 int retval = CTL_RETVAL_COMPLETE; 1303 1304 if (list->service_action == EC_WUT) { 1305 if (list->token != NULL) 1306 retval = tpc_process_wut(list); 1307 else 1308 retval = tpc_process_zero_wut(list); 1309 if (retval == CTL_RETVAL_QUEUED) 1310 return; 1311 if (retval == CTL_RETVAL_ERROR) { 1312 list->error = 1; 1313 goto done; 1314 } 1315 } else { 1316 //printf("ZZZ %d cscd, %d segs\n", list->ncscd, list->nseg); 1317 while (list->curseg < list->nseg) { 1318 seg = list->seg[list->curseg]; 1319 switch (seg->type_code) { 1320 case EC_SEG_B2B: 1321 retval = tpc_process_b2b(list); 1322 break; 1323 case EC_SEG_VERIFY: 1324 retval = tpc_process_verify(list); 1325 break; 1326 case EC_SEG_REGISTER_KEY: 1327 retval = tpc_process_register_key(list); 1328 break; 1329 default: 1330 ctl_set_sense(ctsio, /*current_error*/ 1, 1331 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1332 /*asc*/ 0x26, /*ascq*/ 0x09, SSD_ELEM_NONE); 1333 goto done; 1334 } 1335 if (retval == CTL_RETVAL_QUEUED) 1336 return; 1337 if (retval == CTL_RETVAL_ERROR) { 1338 list->error = 1; 1339 goto done; 1340 } 1341 list->curseg++; 1342 list->stage = 0; 1343 } 1344 } 1345 1346 ctl_set_success(ctsio); 1347 1348 done: 1349 //printf("ZZZ done\n"); 1350 free(list->params, M_CTL); 1351 list->params = NULL; 1352 if (list->token) { 1353 mtx_lock(&softc->ctl_lock); 1354 if (--list->token->active == 0) 1355 list->token->last_active = time_uptime; 1356 mtx_unlock(&softc->ctl_lock); 1357 list->token = NULL; 1358 } 1359 mtx_lock(&lun->lun_lock); 1360 if ((list->flags & EC_LIST_ID_USAGE_MASK) == EC_LIST_ID_USAGE_NONE) { 1361 TAILQ_REMOVE(&lun->tpc_lists, list, links); 1362 free(list, M_CTL); 1363 } else { 1364 list->completed = 1; 1365 list->last_active = time_uptime; 1366 list->sense_data = ctsio->sense_data; 1367 list->sense_len = ctsio->sense_len; 1368 list->scsi_status = ctsio->scsi_status; 1369 } 1370 mtx_unlock(&lun->lun_lock); 1371 1372 ctl_done((union ctl_io *)ctsio); 1373 } 1374 1375 /* 1376 * For any sort of check condition, busy, etc., we just retry. We do not 1377 * decrement the retry count for unit attention type errors. These are 1378 * normal, and we want to save the retry count for "real" errors. Otherwise, 1379 * we could end up with situations where a command will succeed in some 1380 * situations and fail in others, depending on whether a unit attention is 1381 * pending. Also, some of our error recovery actions, most notably the 1382 * LUN reset action, will cause a unit attention. 1383 * 1384 * We can add more detail here later if necessary. 1385 */ 1386 static tpc_error_action 1387 tpc_checkcond_parse(union ctl_io *io) 1388 { 1389 tpc_error_action error_action; 1390 int error_code, sense_key, asc, ascq; 1391 1392 /* 1393 * Default to retrying the command. 1394 */ 1395 error_action = TPC_ERR_RETRY; 1396 1397 scsi_extract_sense_len(&io->scsiio.sense_data, 1398 io->scsiio.sense_len, 1399 &error_code, 1400 &sense_key, 1401 &asc, 1402 &ascq, 1403 /*show_errors*/ 1); 1404 1405 switch (error_code) { 1406 case SSD_DEFERRED_ERROR: 1407 case SSD_DESC_DEFERRED_ERROR: 1408 error_action |= TPC_ERR_NO_DECREMENT; 1409 break; 1410 case SSD_CURRENT_ERROR: 1411 case SSD_DESC_CURRENT_ERROR: 1412 default: 1413 switch (sense_key) { 1414 case SSD_KEY_UNIT_ATTENTION: 1415 error_action |= TPC_ERR_NO_DECREMENT; 1416 break; 1417 case SSD_KEY_HARDWARE_ERROR: 1418 /* 1419 * This is our generic "something bad happened" 1420 * error code. It often isn't recoverable. 1421 */ 1422 if ((asc == 0x44) && (ascq == 0x00)) 1423 error_action = TPC_ERR_FAIL; 1424 break; 1425 case SSD_KEY_NOT_READY: 1426 /* 1427 * If the LUN is powered down, there likely isn't 1428 * much point in retrying right now. 1429 */ 1430 if ((asc == 0x04) && (ascq == 0x02)) 1431 error_action = TPC_ERR_FAIL; 1432 /* 1433 * If the LUN is offline, there probably isn't much 1434 * point in retrying, either. 1435 */ 1436 if ((asc == 0x04) && (ascq == 0x03)) 1437 error_action = TPC_ERR_FAIL; 1438 break; 1439 } 1440 } 1441 return (error_action); 1442 } 1443 1444 static tpc_error_action 1445 tpc_error_parse(union ctl_io *io) 1446 { 1447 tpc_error_action error_action = TPC_ERR_RETRY; 1448 1449 switch (io->io_hdr.io_type) { 1450 case CTL_IO_SCSI: 1451 switch (io->io_hdr.status & CTL_STATUS_MASK) { 1452 case CTL_SCSI_ERROR: 1453 switch (io->scsiio.scsi_status) { 1454 case SCSI_STATUS_CHECK_COND: 1455 error_action = tpc_checkcond_parse(io); 1456 break; 1457 default: 1458 break; 1459 } 1460 break; 1461 default: 1462 break; 1463 } 1464 break; 1465 case CTL_IO_TASK: 1466 break; 1467 default: 1468 panic("%s: invalid ctl_io type %d\n", __func__, 1469 io->io_hdr.io_type); 1470 break; 1471 } 1472 return (error_action); 1473 } 1474 1475 void 1476 tpc_done(union ctl_io *io) 1477 { 1478 struct tpc_io *tio, *tior; 1479 1480 /* 1481 * Very minimal retry logic. We basically retry if we got an error 1482 * back, and the retry count is greater than 0. If we ever want 1483 * more sophisticated initiator type behavior, the CAM error 1484 * recovery code in ../common might be helpful. 1485 */ 1486 tio = io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr; 1487 if (((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1488 && (io->io_hdr.retries > 0)) { 1489 ctl_io_status old_status; 1490 tpc_error_action error_action; 1491 1492 error_action = tpc_error_parse(io); 1493 switch (error_action & TPC_ERR_MASK) { 1494 case TPC_ERR_FAIL: 1495 break; 1496 case TPC_ERR_RETRY: 1497 default: 1498 if ((error_action & TPC_ERR_NO_DECREMENT) == 0) 1499 io->io_hdr.retries--; 1500 old_status = io->io_hdr.status; 1501 io->io_hdr.status = CTL_STATUS_NONE; 1502 io->io_hdr.flags &= ~CTL_FLAG_ABORT; 1503 io->io_hdr.flags &= ~CTL_FLAG_SENT_2OTHER_SC; 1504 if (tpcl_queue(io, tio->lun) != CTL_RETVAL_COMPLETE) { 1505 printf("%s: error returned from ctl_queue()!\n", 1506 __func__); 1507 io->io_hdr.status = old_status; 1508 } else 1509 return; 1510 } 1511 } 1512 1513 if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1514 tio->list->error = 1; 1515 else 1516 atomic_add_int(&tio->list->curops, 1); 1517 if (!tio->list->error && !tio->list->abort) { 1518 while ((tior = TAILQ_FIRST(&tio->run)) != NULL) { 1519 TAILQ_REMOVE(&tio->run, tior, rlinks); 1520 atomic_add_int(&tio->list->tbdio, 1); 1521 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 1522 panic("tpcl_queue() error"); 1523 } 1524 } 1525 if (atomic_fetchadd_int(&tio->list->tbdio, -1) == 1) 1526 tpc_process(tio->list); 1527 } 1528 1529 int 1530 ctl_extended_copy_lid1(struct ctl_scsiio *ctsio) 1531 { 1532 struct scsi_extended_copy *cdb; 1533 struct scsi_extended_copy_lid1_data *data; 1534 struct ctl_lun *lun; 1535 struct tpc_list *list, *tlist; 1536 uint8_t *ptr; 1537 char *value; 1538 int len, off, lencscd, lenseg, leninl, nseg; 1539 1540 CTL_DEBUG_PRINT(("ctl_extended_copy_lid1\n")); 1541 1542 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1543 cdb = (struct scsi_extended_copy *)ctsio->cdb; 1544 len = scsi_4btoul(cdb->length); 1545 1546 if (len < sizeof(struct scsi_extended_copy_lid1_data) || 1547 len > sizeof(struct scsi_extended_copy_lid1_data) + 1548 TPC_MAX_LIST + TPC_MAX_INLINE) { 1549 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1550 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1551 goto done; 1552 } 1553 1554 /* 1555 * If we've got a kernel request that hasn't been malloced yet, 1556 * malloc it and tell the caller the data buffer is here. 1557 */ 1558 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1559 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1560 ctsio->kern_data_len = len; 1561 ctsio->kern_total_len = len; 1562 ctsio->kern_data_resid = 0; 1563 ctsio->kern_rel_offset = 0; 1564 ctsio->kern_sg_entries = 0; 1565 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1566 ctsio->be_move_done = ctl_config_move_done; 1567 ctl_datamove((union ctl_io *)ctsio); 1568 1569 return (CTL_RETVAL_COMPLETE); 1570 } 1571 1572 data = (struct scsi_extended_copy_lid1_data *)ctsio->kern_data_ptr; 1573 lencscd = scsi_2btoul(data->cscd_list_length); 1574 lenseg = scsi_4btoul(data->segment_list_length); 1575 leninl = scsi_4btoul(data->inline_data_length); 1576 if (len < sizeof(struct scsi_extended_copy_lid1_data) + 1577 lencscd + lenseg + leninl || 1578 leninl > TPC_MAX_INLINE) { 1579 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1580 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1581 goto done; 1582 } 1583 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) { 1584 ctl_set_sense(ctsio, /*current_error*/ 1, 1585 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1586 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE); 1587 goto done; 1588 } 1589 if (lencscd + lenseg > TPC_MAX_LIST) { 1590 ctl_set_param_len_error(ctsio); 1591 goto done; 1592 } 1593 1594 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1595 list->service_action = cdb->service_action; 1596 value = ctl_get_opt(&lun->be_lun->options, "insecure_tpc"); 1597 if (value != NULL && strcmp(value, "on") == 0) 1598 list->init_port = -1; 1599 else 1600 list->init_port = ctsio->io_hdr.nexus.targ_port; 1601 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1602 list->list_id = data->list_identifier; 1603 list->flags = data->flags; 1604 list->params = ctsio->kern_data_ptr; 1605 list->cscd = (struct scsi_ec_cscd *)&data->data[0]; 1606 ptr = &data->data[lencscd]; 1607 for (nseg = 0, off = 0; off < lenseg; nseg++) { 1608 if (nseg >= TPC_MAX_SEGS) { 1609 free(list, M_CTL); 1610 ctl_set_sense(ctsio, /*current_error*/ 1, 1611 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1612 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE); 1613 goto done; 1614 } 1615 list->seg[nseg] = (struct scsi_ec_segment *)(ptr + off); 1616 off += sizeof(struct scsi_ec_segment) + 1617 scsi_2btoul(list->seg[nseg]->descr_length); 1618 } 1619 list->inl = &data->data[lencscd + lenseg]; 1620 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd); 1621 list->nseg = nseg; 1622 list->leninl = leninl; 1623 list->ctsio = ctsio; 1624 list->lun = lun; 1625 mtx_lock(&lun->lun_lock); 1626 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) { 1627 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1628 if (tlist != NULL && !tlist->completed) { 1629 mtx_unlock(&lun->lun_lock); 1630 free(list, M_CTL); 1631 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1632 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1633 /*bit*/ 0); 1634 goto done; 1635 } 1636 if (tlist != NULL) { 1637 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1638 free(tlist, M_CTL); 1639 } 1640 } 1641 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1642 mtx_unlock(&lun->lun_lock); 1643 1644 tpc_process(list); 1645 return (CTL_RETVAL_COMPLETE); 1646 1647 done: 1648 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 1649 free(ctsio->kern_data_ptr, M_CTL); 1650 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 1651 } 1652 ctl_done((union ctl_io *)ctsio); 1653 return (CTL_RETVAL_COMPLETE); 1654 } 1655 1656 int 1657 ctl_extended_copy_lid4(struct ctl_scsiio *ctsio) 1658 { 1659 struct scsi_extended_copy *cdb; 1660 struct scsi_extended_copy_lid4_data *data; 1661 struct ctl_lun *lun; 1662 struct tpc_list *list, *tlist; 1663 uint8_t *ptr; 1664 char *value; 1665 int len, off, lencscd, lenseg, leninl, nseg; 1666 1667 CTL_DEBUG_PRINT(("ctl_extended_copy_lid4\n")); 1668 1669 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1670 cdb = (struct scsi_extended_copy *)ctsio->cdb; 1671 len = scsi_4btoul(cdb->length); 1672 1673 if (len < sizeof(struct scsi_extended_copy_lid4_data) || 1674 len > sizeof(struct scsi_extended_copy_lid4_data) + 1675 TPC_MAX_LIST + TPC_MAX_INLINE) { 1676 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1677 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1678 goto done; 1679 } 1680 1681 /* 1682 * If we've got a kernel request that hasn't been malloced yet, 1683 * malloc it and tell the caller the data buffer is here. 1684 */ 1685 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1686 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1687 ctsio->kern_data_len = len; 1688 ctsio->kern_total_len = len; 1689 ctsio->kern_data_resid = 0; 1690 ctsio->kern_rel_offset = 0; 1691 ctsio->kern_sg_entries = 0; 1692 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1693 ctsio->be_move_done = ctl_config_move_done; 1694 ctl_datamove((union ctl_io *)ctsio); 1695 1696 return (CTL_RETVAL_COMPLETE); 1697 } 1698 1699 data = (struct scsi_extended_copy_lid4_data *)ctsio->kern_data_ptr; 1700 lencscd = scsi_2btoul(data->cscd_list_length); 1701 lenseg = scsi_2btoul(data->segment_list_length); 1702 leninl = scsi_2btoul(data->inline_data_length); 1703 if (len < sizeof(struct scsi_extended_copy_lid4_data) + 1704 lencscd + lenseg + leninl || 1705 leninl > TPC_MAX_INLINE) { 1706 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1707 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1708 goto done; 1709 } 1710 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) { 1711 ctl_set_sense(ctsio, /*current_error*/ 1, 1712 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1713 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE); 1714 goto done; 1715 } 1716 if (lencscd + lenseg > TPC_MAX_LIST) { 1717 ctl_set_param_len_error(ctsio); 1718 goto done; 1719 } 1720 1721 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1722 list->service_action = cdb->service_action; 1723 value = ctl_get_opt(&lun->be_lun->options, "insecure_tpc"); 1724 if (value != NULL && strcmp(value, "on") == 0) 1725 list->init_port = -1; 1726 else 1727 list->init_port = ctsio->io_hdr.nexus.targ_port; 1728 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1729 list->list_id = scsi_4btoul(data->list_identifier); 1730 list->flags = data->flags; 1731 list->params = ctsio->kern_data_ptr; 1732 list->cscd = (struct scsi_ec_cscd *)&data->data[0]; 1733 ptr = &data->data[lencscd]; 1734 for (nseg = 0, off = 0; off < lenseg; nseg++) { 1735 if (nseg >= TPC_MAX_SEGS) { 1736 free(list, M_CTL); 1737 ctl_set_sense(ctsio, /*current_error*/ 1, 1738 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1739 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE); 1740 goto done; 1741 } 1742 list->seg[nseg] = (struct scsi_ec_segment *)(ptr + off); 1743 off += sizeof(struct scsi_ec_segment) + 1744 scsi_2btoul(list->seg[nseg]->descr_length); 1745 } 1746 list->inl = &data->data[lencscd + lenseg]; 1747 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd); 1748 list->nseg = nseg; 1749 list->leninl = leninl; 1750 list->ctsio = ctsio; 1751 list->lun = lun; 1752 mtx_lock(&lun->lun_lock); 1753 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) { 1754 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1755 if (tlist != NULL && !tlist->completed) { 1756 mtx_unlock(&lun->lun_lock); 1757 free(list, M_CTL); 1758 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1759 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1760 /*bit*/ 0); 1761 goto done; 1762 } 1763 if (tlist != NULL) { 1764 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1765 free(tlist, M_CTL); 1766 } 1767 } 1768 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1769 mtx_unlock(&lun->lun_lock); 1770 1771 tpc_process(list); 1772 return (CTL_RETVAL_COMPLETE); 1773 1774 done: 1775 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 1776 free(ctsio->kern_data_ptr, M_CTL); 1777 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 1778 } 1779 ctl_done((union ctl_io *)ctsio); 1780 return (CTL_RETVAL_COMPLETE); 1781 } 1782 1783 static void 1784 tpc_create_token(struct ctl_lun *lun, struct ctl_port *port, off_t len, 1785 struct scsi_token *token) 1786 { 1787 static int id = 0; 1788 struct scsi_vpd_id_descriptor *idd = NULL; 1789 struct scsi_ec_cscd_id *cscd; 1790 struct scsi_read_capacity_data_long *dtsd; 1791 int targid_len; 1792 1793 scsi_ulto4b(ROD_TYPE_AUR, token->type); 1794 scsi_ulto2b(0x01f8, token->length); 1795 scsi_u64to8b(atomic_fetchadd_int(&id, 1), &token->body[0]); 1796 if (lun->lun_devid) 1797 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *) 1798 lun->lun_devid->data, lun->lun_devid->len, 1799 scsi_devid_is_lun_naa); 1800 if (idd == NULL && lun->lun_devid) 1801 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *) 1802 lun->lun_devid->data, lun->lun_devid->len, 1803 scsi_devid_is_lun_eui64); 1804 if (idd != NULL) { 1805 cscd = (struct scsi_ec_cscd_id *)&token->body[8]; 1806 cscd->type_code = EC_CSCD_ID; 1807 cscd->luidt_pdt = T_DIRECT; 1808 memcpy(&cscd->codeset, idd, 4 + idd->length); 1809 scsi_ulto3b(lun->be_lun->blocksize, cscd->dtsp.block_length); 1810 } 1811 scsi_u64to8b(0, &token->body[40]); /* XXX: Should be 128bit value. */ 1812 scsi_u64to8b(len, &token->body[48]); 1813 1814 /* ROD token device type specific data (RC16 without first field) */ 1815 dtsd = (struct scsi_read_capacity_data_long *)&token->body[88 - 8]; 1816 scsi_ulto4b(lun->be_lun->blocksize, dtsd->length); 1817 dtsd->prot_lbppbe = lun->be_lun->pblockexp & SRC16_LBPPBE; 1818 scsi_ulto2b(lun->be_lun->pblockoff & SRC16_LALBA_A, dtsd->lalba_lbp); 1819 if (lun->be_lun->flags & CTL_LUN_FLAG_UNMAP) 1820 dtsd->lalba_lbp[0] |= SRC16_LBPME | SRC16_LBPRZ; 1821 1822 if (port->target_devid) { 1823 targid_len = port->target_devid->len; 1824 memcpy(&token->body[120], port->target_devid->data, targid_len); 1825 } else 1826 targid_len = 32; 1827 arc4rand(&token->body[120 + targid_len], 384 - targid_len, 0); 1828 }; 1829 1830 int 1831 ctl_populate_token(struct ctl_scsiio *ctsio) 1832 { 1833 struct scsi_populate_token *cdb; 1834 struct scsi_populate_token_data *data; 1835 struct ctl_softc *softc; 1836 struct ctl_lun *lun; 1837 struct ctl_port *port; 1838 struct tpc_list *list, *tlist; 1839 struct tpc_token *token; 1840 int len, lendesc; 1841 1842 CTL_DEBUG_PRINT(("ctl_populate_token\n")); 1843 1844 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1845 softc = lun->ctl_softc; 1846 port = softc->ctl_ports[ctl_port_idx(ctsio->io_hdr.nexus.targ_port)]; 1847 cdb = (struct scsi_populate_token *)ctsio->cdb; 1848 len = scsi_4btoul(cdb->length); 1849 1850 if (len < sizeof(struct scsi_populate_token_data) || 1851 len > sizeof(struct scsi_populate_token_data) + 1852 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) { 1853 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1854 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1855 goto done; 1856 } 1857 1858 /* 1859 * If we've got a kernel request that hasn't been malloced yet, 1860 * malloc it and tell the caller the data buffer is here. 1861 */ 1862 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1863 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1864 ctsio->kern_data_len = len; 1865 ctsio->kern_total_len = len; 1866 ctsio->kern_data_resid = 0; 1867 ctsio->kern_rel_offset = 0; 1868 ctsio->kern_sg_entries = 0; 1869 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1870 ctsio->be_move_done = ctl_config_move_done; 1871 ctl_datamove((union ctl_io *)ctsio); 1872 1873 return (CTL_RETVAL_COMPLETE); 1874 } 1875 1876 data = (struct scsi_populate_token_data *)ctsio->kern_data_ptr; 1877 lendesc = scsi_2btoul(data->range_descriptor_length); 1878 if (len < sizeof(struct scsi_populate_token_data) + lendesc) { 1879 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1880 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1881 goto done; 1882 } 1883 /* 1884 printf("PT(list=%u) flags=%x to=%d rt=%x len=%x\n", 1885 scsi_4btoul(cdb->list_identifier), 1886 data->flags, scsi_4btoul(data->inactivity_timeout), 1887 scsi_4btoul(data->rod_type), 1888 scsi_2btoul(data->range_descriptor_length)); 1889 */ 1890 if ((data->flags & EC_PT_RTV) && 1891 scsi_4btoul(data->rod_type) != ROD_TYPE_AUR) { 1892 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1893 /*field*/ 8, /*bit_valid*/ 0, /*bit*/ 0); 1894 goto done; 1895 } 1896 1897 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1898 list->service_action = cdb->service_action; 1899 list->init_port = ctsio->io_hdr.nexus.targ_port; 1900 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1901 list->list_id = scsi_4btoul(cdb->list_identifier); 1902 list->flags = data->flags; 1903 list->ctsio = ctsio; 1904 list->lun = lun; 1905 mtx_lock(&lun->lun_lock); 1906 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1907 if (tlist != NULL && !tlist->completed) { 1908 mtx_unlock(&lun->lun_lock); 1909 free(list, M_CTL); 1910 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1911 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1912 /*bit*/ 0); 1913 goto done; 1914 } 1915 if (tlist != NULL) { 1916 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1917 free(tlist, M_CTL); 1918 } 1919 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1920 mtx_unlock(&lun->lun_lock); 1921 1922 token = malloc(sizeof(*token), M_CTL, M_WAITOK | M_ZERO); 1923 token->lun = lun->lun; 1924 token->blocksize = lun->be_lun->blocksize; 1925 token->params = ctsio->kern_data_ptr; 1926 token->range = &data->desc[0]; 1927 token->nrange = scsi_2btoul(data->range_descriptor_length) / 1928 sizeof(struct scsi_range_desc); 1929 list->cursectors = tpc_ranges_length(token->range, token->nrange); 1930 list->curbytes = (off_t)list->cursectors * lun->be_lun->blocksize; 1931 tpc_create_token(lun, port, list->curbytes, 1932 (struct scsi_token *)token->token); 1933 token->active = 0; 1934 token->last_active = time_uptime; 1935 token->timeout = scsi_4btoul(data->inactivity_timeout); 1936 if (token->timeout == 0) 1937 token->timeout = TPC_DFL_TOKEN_TIMEOUT; 1938 else if (token->timeout < TPC_MIN_TOKEN_TIMEOUT) 1939 token->timeout = TPC_MIN_TOKEN_TIMEOUT; 1940 else if (token->timeout > TPC_MAX_TOKEN_TIMEOUT) { 1941 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1942 /*command*/ 0, /*field*/ 4, /*bit_valid*/ 0, 1943 /*bit*/ 0); 1944 } 1945 memcpy(list->res_token, token->token, sizeof(list->res_token)); 1946 list->res_token_valid = 1; 1947 list->curseg = 0; 1948 list->completed = 1; 1949 list->last_active = time_uptime; 1950 mtx_lock(&softc->ctl_lock); 1951 TAILQ_INSERT_TAIL(&softc->tpc_tokens, token, links); 1952 mtx_unlock(&softc->ctl_lock); 1953 ctl_set_success(ctsio); 1954 ctl_done((union ctl_io *)ctsio); 1955 return (CTL_RETVAL_COMPLETE); 1956 1957 done: 1958 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 1959 free(ctsio->kern_data_ptr, M_CTL); 1960 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 1961 } 1962 ctl_done((union ctl_io *)ctsio); 1963 return (CTL_RETVAL_COMPLETE); 1964 } 1965 1966 int 1967 ctl_write_using_token(struct ctl_scsiio *ctsio) 1968 { 1969 struct scsi_write_using_token *cdb; 1970 struct scsi_write_using_token_data *data; 1971 struct ctl_softc *softc; 1972 struct ctl_lun *lun; 1973 struct tpc_list *list, *tlist; 1974 struct tpc_token *token; 1975 int len, lendesc; 1976 1977 CTL_DEBUG_PRINT(("ctl_write_using_token\n")); 1978 1979 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1980 softc = lun->ctl_softc; 1981 cdb = (struct scsi_write_using_token *)ctsio->cdb; 1982 len = scsi_4btoul(cdb->length); 1983 1984 if (len < sizeof(struct scsi_populate_token_data) || 1985 len > sizeof(struct scsi_populate_token_data) + 1986 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) { 1987 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1988 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1989 goto done; 1990 } 1991 1992 /* 1993 * If we've got a kernel request that hasn't been malloced yet, 1994 * malloc it and tell the caller the data buffer is here. 1995 */ 1996 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1997 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1998 ctsio->kern_data_len = len; 1999 ctsio->kern_total_len = len; 2000 ctsio->kern_data_resid = 0; 2001 ctsio->kern_rel_offset = 0; 2002 ctsio->kern_sg_entries = 0; 2003 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2004 ctsio->be_move_done = ctl_config_move_done; 2005 ctl_datamove((union ctl_io *)ctsio); 2006 2007 return (CTL_RETVAL_COMPLETE); 2008 } 2009 2010 data = (struct scsi_write_using_token_data *)ctsio->kern_data_ptr; 2011 lendesc = scsi_2btoul(data->range_descriptor_length); 2012 if (len < sizeof(struct scsi_populate_token_data) + lendesc) { 2013 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 2014 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 2015 goto done; 2016 } 2017 /* 2018 printf("WUT(list=%u) flags=%x off=%ju len=%x\n", 2019 scsi_4btoul(cdb->list_identifier), 2020 data->flags, scsi_8btou64(data->offset_into_rod), 2021 scsi_2btoul(data->range_descriptor_length)); 2022 */ 2023 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 2024 list->service_action = cdb->service_action; 2025 list->init_port = ctsio->io_hdr.nexus.targ_port; 2026 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 2027 list->list_id = scsi_4btoul(cdb->list_identifier); 2028 list->flags = data->flags; 2029 list->params = ctsio->kern_data_ptr; 2030 list->range = &data->desc[0]; 2031 list->nrange = scsi_2btoul(data->range_descriptor_length) / 2032 sizeof(struct scsi_range_desc); 2033 list->offset_into_rod = scsi_8btou64(data->offset_into_rod); 2034 list->ctsio = ctsio; 2035 list->lun = lun; 2036 mtx_lock(&lun->lun_lock); 2037 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 2038 if (tlist != NULL && !tlist->completed) { 2039 mtx_unlock(&lun->lun_lock); 2040 free(list, M_CTL); 2041 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 2042 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 2043 /*bit*/ 0); 2044 goto done; 2045 } 2046 if (tlist != NULL) { 2047 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 2048 free(tlist, M_CTL); 2049 } 2050 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 2051 mtx_unlock(&lun->lun_lock); 2052 2053 /* Block device zero ROD token -> no token. */ 2054 if (scsi_4btoul(data->rod_token) == ROD_TYPE_BLOCK_ZERO) { 2055 tpc_process(list); 2056 return (CTL_RETVAL_COMPLETE); 2057 } 2058 2059 mtx_lock(&softc->ctl_lock); 2060 TAILQ_FOREACH(token, &softc->tpc_tokens, links) { 2061 if (memcmp(token->token, data->rod_token, 2062 sizeof(data->rod_token)) == 0) 2063 break; 2064 } 2065 if (token != NULL) { 2066 token->active++; 2067 list->token = token; 2068 if (data->flags & EC_WUT_DEL_TKN) 2069 token->timeout = 0; 2070 } 2071 mtx_unlock(&softc->ctl_lock); 2072 if (token == NULL) { 2073 mtx_lock(&lun->lun_lock); 2074 TAILQ_REMOVE(&lun->tpc_lists, list, links); 2075 mtx_unlock(&lun->lun_lock); 2076 free(list, M_CTL); 2077 ctl_set_sense(ctsio, /*current_error*/ 1, 2078 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 2079 /*asc*/ 0x23, /*ascq*/ 0x04, SSD_ELEM_NONE); 2080 goto done; 2081 } 2082 2083 tpc_process(list); 2084 return (CTL_RETVAL_COMPLETE); 2085 2086 done: 2087 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 2088 free(ctsio->kern_data_ptr, M_CTL); 2089 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 2090 } 2091 ctl_done((union ctl_io *)ctsio); 2092 return (CTL_RETVAL_COMPLETE); 2093 } 2094 2095 int 2096 ctl_receive_rod_token_information(struct ctl_scsiio *ctsio) 2097 { 2098 struct ctl_lun *lun; 2099 struct scsi_receive_rod_token_information *cdb; 2100 struct scsi_receive_copy_status_lid4_data *data; 2101 struct tpc_list *list; 2102 struct tpc_list list_copy; 2103 uint8_t *ptr; 2104 int retval; 2105 int alloc_len, total_len, token_len; 2106 uint32_t list_id; 2107 2108 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n")); 2109 2110 cdb = (struct scsi_receive_rod_token_information *)ctsio->cdb; 2111 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2112 2113 retval = CTL_RETVAL_COMPLETE; 2114 2115 list_id = scsi_4btoul(cdb->list_identifier); 2116 mtx_lock(&lun->lun_lock); 2117 list = tpc_find_list(lun, list_id, 2118 ctl_get_resindex(&ctsio->io_hdr.nexus)); 2119 if (list == NULL) { 2120 mtx_unlock(&lun->lun_lock); 2121 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 2122 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 2123 /*bit*/ 0); 2124 ctl_done((union ctl_io *)ctsio); 2125 return (retval); 2126 } 2127 list_copy = *list; 2128 if (list->completed) { 2129 TAILQ_REMOVE(&lun->tpc_lists, list, links); 2130 free(list, M_CTL); 2131 } 2132 mtx_unlock(&lun->lun_lock); 2133 2134 token_len = list_copy.res_token_valid ? 2 + sizeof(list_copy.res_token) : 0; 2135 total_len = sizeof(*data) + list_copy.sense_len + 4 + token_len; 2136 alloc_len = scsi_4btoul(cdb->length); 2137 2138 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 2139 2140 ctsio->kern_sg_entries = 0; 2141 2142 if (total_len < alloc_len) { 2143 ctsio->residual = alloc_len - total_len; 2144 ctsio->kern_data_len = total_len; 2145 ctsio->kern_total_len = total_len; 2146 } else { 2147 ctsio->residual = 0; 2148 ctsio->kern_data_len = alloc_len; 2149 ctsio->kern_total_len = alloc_len; 2150 } 2151 ctsio->kern_data_resid = 0; 2152 ctsio->kern_rel_offset = 0; 2153 2154 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr; 2155 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len + 2156 4 + token_len, data->available_data); 2157 data->response_to_service_action = list_copy.service_action; 2158 if (list_copy.completed) { 2159 if (list_copy.error) 2160 data->copy_command_status = RCS_CCS_ERROR; 2161 else if (list_copy.abort) 2162 data->copy_command_status = RCS_CCS_ABORTED; 2163 else 2164 data->copy_command_status = RCS_CCS_COMPLETED; 2165 } else 2166 data->copy_command_status = RCS_CCS_INPROG_FG; 2167 scsi_ulto2b(list_copy.curops, data->operation_counter); 2168 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay); 2169 data->transfer_count_units = RCS_TC_LBAS; 2170 scsi_u64to8b(list_copy.cursectors, data->transfer_count); 2171 scsi_ulto2b(list_copy.curseg, data->segments_processed); 2172 data->length_of_the_sense_data_field = list_copy.sense_len; 2173 data->sense_data_length = list_copy.sense_len; 2174 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 2175 2176 ptr = &data->sense_data[data->length_of_the_sense_data_field]; 2177 scsi_ulto4b(token_len, &ptr[0]); 2178 if (list_copy.res_token_valid) { 2179 scsi_ulto2b(0, &ptr[4]); 2180 memcpy(&ptr[6], list_copy.res_token, sizeof(list_copy.res_token)); 2181 } 2182 /* 2183 printf("RRTI(list=%u) valid=%d\n", 2184 scsi_4btoul(cdb->list_identifier), list_copy.res_token_valid); 2185 */ 2186 ctl_set_success(ctsio); 2187 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2188 ctsio->be_move_done = ctl_config_move_done; 2189 ctl_datamove((union ctl_io *)ctsio); 2190 return (retval); 2191 } 2192 2193 int 2194 ctl_report_all_rod_tokens(struct ctl_scsiio *ctsio) 2195 { 2196 struct ctl_softc *softc; 2197 struct ctl_lun *lun; 2198 struct scsi_report_all_rod_tokens *cdb; 2199 struct scsi_report_all_rod_tokens_data *data; 2200 struct tpc_token *token; 2201 int retval; 2202 int alloc_len, total_len, tokens, i; 2203 2204 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n")); 2205 2206 cdb = (struct scsi_report_all_rod_tokens *)ctsio->cdb; 2207 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2208 softc = lun->ctl_softc; 2209 2210 retval = CTL_RETVAL_COMPLETE; 2211 2212 tokens = 0; 2213 mtx_lock(&softc->ctl_lock); 2214 TAILQ_FOREACH(token, &softc->tpc_tokens, links) 2215 tokens++; 2216 mtx_unlock(&softc->ctl_lock); 2217 if (tokens > 512) 2218 tokens = 512; 2219 2220 total_len = sizeof(*data) + tokens * 96; 2221 alloc_len = scsi_4btoul(cdb->length); 2222 2223 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 2224 2225 ctsio->kern_sg_entries = 0; 2226 2227 if (total_len < alloc_len) { 2228 ctsio->residual = alloc_len - total_len; 2229 ctsio->kern_data_len = total_len; 2230 ctsio->kern_total_len = total_len; 2231 } else { 2232 ctsio->residual = 0; 2233 ctsio->kern_data_len = alloc_len; 2234 ctsio->kern_total_len = alloc_len; 2235 } 2236 ctsio->kern_data_resid = 0; 2237 ctsio->kern_rel_offset = 0; 2238 2239 data = (struct scsi_report_all_rod_tokens_data *)ctsio->kern_data_ptr; 2240 i = 0; 2241 mtx_lock(&softc->ctl_lock); 2242 TAILQ_FOREACH(token, &softc->tpc_tokens, links) { 2243 if (i >= tokens) 2244 break; 2245 memcpy(&data->rod_management_token_list[i * 96], 2246 token->token, 96); 2247 i++; 2248 } 2249 mtx_unlock(&softc->ctl_lock); 2250 scsi_ulto4b(sizeof(*data) - 4 + i * 96, data->available_data); 2251 /* 2252 printf("RART tokens=%d\n", i); 2253 */ 2254 ctl_set_success(ctsio); 2255 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2256 ctsio->be_move_done = ctl_config_move_done; 2257 ctl_datamove((union ctl_io *)ctsio); 2258 return (retval); 2259 } 2260 2261