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 extern struct ctl_softc *control_softc; 149 150 static void 151 tpc_timeout(void *arg) 152 { 153 struct ctl_softc *softc = arg; 154 struct ctl_lun *lun; 155 struct tpc_token *token, *ttoken; 156 struct tpc_list *list, *tlist; 157 158 /* Free completed lists with expired timeout. */ 159 STAILQ_FOREACH(lun, &softc->lun_list, links) { 160 mtx_lock(&lun->lun_lock); 161 TAILQ_FOREACH_SAFE(list, &lun->tpc_lists, links, tlist) { 162 if (!list->completed || time_uptime < list->last_active + 163 TPC_DFL_TOKEN_TIMEOUT) 164 continue; 165 TAILQ_REMOVE(&lun->tpc_lists, list, links); 166 free(list, M_CTL); 167 } 168 mtx_unlock(&lun->lun_lock); 169 } 170 171 /* Free inactive ROD tokens with expired timeout. */ 172 TAILQ_FOREACH_SAFE(token, &softc->tpc_tokens, links, ttoken) { 173 if (token->active || 174 time_uptime < token->last_active + token->timeout + 1) 175 continue; 176 TAILQ_REMOVE(&softc->tpc_tokens, token, links); 177 free(token->params, M_CTL); 178 free(token, M_CTL); 179 } 180 callout_schedule(&softc->tpc_timeout, hz); 181 } 182 183 void 184 ctl_tpc_init(struct ctl_softc *softc) 185 { 186 187 TAILQ_INIT(&softc->tpc_tokens); 188 callout_init_mtx(&softc->tpc_timeout, &softc->ctl_lock, 0); 189 callout_reset(&softc->tpc_timeout, hz, tpc_timeout, softc); 190 } 191 192 void 193 ctl_tpc_shutdown(struct ctl_softc *softc) 194 { 195 struct tpc_token *token; 196 197 callout_drain(&softc->tpc_timeout); 198 199 /* Free ROD tokens. */ 200 mtx_lock(&softc->ctl_lock); 201 while ((token = TAILQ_FIRST(&softc->tpc_tokens)) != NULL) { 202 TAILQ_REMOVE(&softc->tpc_tokens, token, links); 203 free(token->params, M_CTL); 204 free(token, M_CTL); 205 } 206 mtx_unlock(&softc->ctl_lock); 207 } 208 209 void 210 ctl_tpc_lun_init(struct ctl_lun *lun) 211 { 212 213 TAILQ_INIT(&lun->tpc_lists); 214 } 215 216 void 217 ctl_tpc_lun_shutdown(struct ctl_lun *lun) 218 { 219 struct tpc_list *list; 220 struct tpc_token *token, *ttoken; 221 222 /* Free lists for this LUN. */ 223 while ((list = TAILQ_FIRST(&lun->tpc_lists)) != NULL) { 224 TAILQ_REMOVE(&lun->tpc_lists, list, links); 225 KASSERT(list->completed, 226 ("Not completed TPC (%p) on shutdown", list)); 227 free(list, M_CTL); 228 } 229 230 /* Free ROD tokens for this LUN. */ 231 mtx_assert(&control_softc->ctl_lock, MA_OWNED); 232 TAILQ_FOREACH_SAFE(token, &control_softc->tpc_tokens, links, ttoken) { 233 if (token->lun != lun->lun || token->active) 234 continue; 235 TAILQ_REMOVE(&control_softc->tpc_tokens, token, links); 236 free(token->params, M_CTL); 237 free(token, M_CTL); 238 } 239 } 240 241 int 242 ctl_inquiry_evpd_tpc(struct ctl_scsiio *ctsio, int alloc_len) 243 { 244 struct scsi_vpd_tpc *tpc_ptr; 245 struct scsi_vpd_tpc_descriptor *d_ptr; 246 struct scsi_vpd_tpc_descriptor_bdrl *bdrl_ptr; 247 struct scsi_vpd_tpc_descriptor_sc *sc_ptr; 248 struct scsi_vpd_tpc_descriptor_sc_descr *scd_ptr; 249 struct scsi_vpd_tpc_descriptor_pd *pd_ptr; 250 struct scsi_vpd_tpc_descriptor_sd *sd_ptr; 251 struct scsi_vpd_tpc_descriptor_sdid *sdid_ptr; 252 struct scsi_vpd_tpc_descriptor_rtf *rtf_ptr; 253 struct scsi_vpd_tpc_descriptor_rtf_block *rtfb_ptr; 254 struct scsi_vpd_tpc_descriptor_srt *srt_ptr; 255 struct scsi_vpd_tpc_descriptor_srtd *srtd_ptr; 256 struct scsi_vpd_tpc_descriptor_gco *gco_ptr; 257 struct ctl_lun *lun; 258 int data_len; 259 260 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 261 262 data_len = sizeof(struct scsi_vpd_tpc) + 263 sizeof(struct scsi_vpd_tpc_descriptor_bdrl) + 264 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sc) + 265 2 * sizeof(struct scsi_vpd_tpc_descriptor_sc_descr) + 11, 4) + 266 sizeof(struct scsi_vpd_tpc_descriptor_pd) + 267 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sd) + 4, 4) + 268 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sdid) + 2, 4) + 269 sizeof(struct scsi_vpd_tpc_descriptor_rtf) + 270 sizeof(struct scsi_vpd_tpc_descriptor_rtf_block) + 271 sizeof(struct scsi_vpd_tpc_descriptor_srt) + 272 2*sizeof(struct scsi_vpd_tpc_descriptor_srtd) + 273 sizeof(struct scsi_vpd_tpc_descriptor_gco); 274 275 ctsio->kern_data_ptr = malloc(data_len, M_CTL, M_WAITOK | M_ZERO); 276 tpc_ptr = (struct scsi_vpd_tpc *)ctsio->kern_data_ptr; 277 ctsio->kern_sg_entries = 0; 278 279 if (data_len < alloc_len) { 280 ctsio->residual = alloc_len - data_len; 281 ctsio->kern_data_len = data_len; 282 ctsio->kern_total_len = data_len; 283 } else { 284 ctsio->residual = 0; 285 ctsio->kern_data_len = alloc_len; 286 ctsio->kern_total_len = alloc_len; 287 } 288 ctsio->kern_data_resid = 0; 289 ctsio->kern_rel_offset = 0; 290 ctsio->kern_sg_entries = 0; 291 292 /* 293 * The control device is always connected. The disk device, on the 294 * other hand, may not be online all the time. 295 */ 296 if (lun != NULL) 297 tpc_ptr->device = (SID_QUAL_LU_CONNECTED << 5) | 298 lun->be_lun->lun_type; 299 else 300 tpc_ptr->device = (SID_QUAL_LU_OFFLINE << 5) | T_DIRECT; 301 tpc_ptr->page_code = SVPD_SCSI_TPC; 302 scsi_ulto2b(data_len - 4, tpc_ptr->page_length); 303 304 /* Block Device ROD Limits */ 305 d_ptr = (struct scsi_vpd_tpc_descriptor *)&tpc_ptr->descr[0]; 306 bdrl_ptr = (struct scsi_vpd_tpc_descriptor_bdrl *)d_ptr; 307 scsi_ulto2b(SVPD_TPC_BDRL, bdrl_ptr->desc_type); 308 scsi_ulto2b(sizeof(*bdrl_ptr) - 4, bdrl_ptr->desc_length); 309 scsi_ulto2b(TPC_MAX_SEGS, bdrl_ptr->maximum_ranges); 310 scsi_ulto4b(TPC_MAX_TOKEN_TIMEOUT, 311 bdrl_ptr->maximum_inactivity_timeout); 312 scsi_ulto4b(TPC_DFL_TOKEN_TIMEOUT, 313 bdrl_ptr->default_inactivity_timeout); 314 scsi_u64to8b(0, bdrl_ptr->maximum_token_transfer_size); 315 scsi_u64to8b(0, bdrl_ptr->optimal_transfer_count); 316 317 /* Supported commands */ 318 d_ptr = (struct scsi_vpd_tpc_descriptor *) 319 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 320 sc_ptr = (struct scsi_vpd_tpc_descriptor_sc *)d_ptr; 321 scsi_ulto2b(SVPD_TPC_SC, sc_ptr->desc_type); 322 sc_ptr->list_length = 2 * sizeof(*scd_ptr) + 11; 323 scsi_ulto2b(roundup2(1 + sc_ptr->list_length, 4), sc_ptr->desc_length); 324 scd_ptr = &sc_ptr->descr[0]; 325 scd_ptr->opcode = EXTENDED_COPY; 326 scd_ptr->sa_length = 5; 327 scd_ptr->supported_service_actions[0] = EC_EC_LID1; 328 scd_ptr->supported_service_actions[1] = EC_EC_LID4; 329 scd_ptr->supported_service_actions[2] = EC_PT; 330 scd_ptr->supported_service_actions[3] = EC_WUT; 331 scd_ptr->supported_service_actions[4] = EC_COA; 332 scd_ptr = (struct scsi_vpd_tpc_descriptor_sc_descr *) 333 &scd_ptr->supported_service_actions[scd_ptr->sa_length]; 334 scd_ptr->opcode = RECEIVE_COPY_STATUS; 335 scd_ptr->sa_length = 6; 336 scd_ptr->supported_service_actions[0] = RCS_RCS_LID1; 337 scd_ptr->supported_service_actions[1] = RCS_RCFD; 338 scd_ptr->supported_service_actions[2] = RCS_RCS_LID4; 339 scd_ptr->supported_service_actions[3] = RCS_RCOP; 340 scd_ptr->supported_service_actions[4] = RCS_RRTI; 341 scd_ptr->supported_service_actions[5] = RCS_RART; 342 343 /* Parameter data. */ 344 d_ptr = (struct scsi_vpd_tpc_descriptor *) 345 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 346 pd_ptr = (struct scsi_vpd_tpc_descriptor_pd *)d_ptr; 347 scsi_ulto2b(SVPD_TPC_PD, pd_ptr->desc_type); 348 scsi_ulto2b(sizeof(*pd_ptr) - 4, pd_ptr->desc_length); 349 scsi_ulto2b(TPC_MAX_CSCDS, pd_ptr->maximum_cscd_descriptor_count); 350 scsi_ulto2b(TPC_MAX_SEGS, pd_ptr->maximum_segment_descriptor_count); 351 scsi_ulto4b(TPC_MAX_LIST, pd_ptr->maximum_descriptor_list_length); 352 scsi_ulto4b(TPC_MAX_INLINE, pd_ptr->maximum_inline_data_length); 353 354 /* Supported Descriptors */ 355 d_ptr = (struct scsi_vpd_tpc_descriptor *) 356 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 357 sd_ptr = (struct scsi_vpd_tpc_descriptor_sd *)d_ptr; 358 scsi_ulto2b(SVPD_TPC_SD, sd_ptr->desc_type); 359 scsi_ulto2b(roundup2(sizeof(*sd_ptr) - 4 + 4, 4), sd_ptr->desc_length); 360 sd_ptr->list_length = 4; 361 sd_ptr->supported_descriptor_codes[0] = EC_SEG_B2B; 362 sd_ptr->supported_descriptor_codes[1] = EC_SEG_VERIFY; 363 sd_ptr->supported_descriptor_codes[2] = EC_SEG_REGISTER_KEY; 364 sd_ptr->supported_descriptor_codes[3] = EC_CSCD_ID; 365 366 /* Supported CSCD Descriptor IDs */ 367 d_ptr = (struct scsi_vpd_tpc_descriptor *) 368 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 369 sdid_ptr = (struct scsi_vpd_tpc_descriptor_sdid *)d_ptr; 370 scsi_ulto2b(SVPD_TPC_SDID, sdid_ptr->desc_type); 371 scsi_ulto2b(roundup2(sizeof(*sdid_ptr) - 4 + 2, 4), sdid_ptr->desc_length); 372 scsi_ulto2b(2, sdid_ptr->list_length); 373 scsi_ulto2b(0xffff, &sdid_ptr->supported_descriptor_ids[0]); 374 375 /* ROD Token Features */ 376 d_ptr = (struct scsi_vpd_tpc_descriptor *) 377 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 378 rtf_ptr = (struct scsi_vpd_tpc_descriptor_rtf *)d_ptr; 379 scsi_ulto2b(SVPD_TPC_RTF, rtf_ptr->desc_type); 380 scsi_ulto2b(sizeof(*rtf_ptr) - 4 + sizeof(*rtfb_ptr), rtf_ptr->desc_length); 381 rtf_ptr->remote_tokens = 0; 382 scsi_ulto4b(TPC_MIN_TOKEN_TIMEOUT, rtf_ptr->minimum_token_lifetime); 383 scsi_ulto4b(UINT32_MAX, rtf_ptr->maximum_token_lifetime); 384 scsi_ulto4b(TPC_MAX_TOKEN_TIMEOUT, 385 rtf_ptr->maximum_token_inactivity_timeout); 386 scsi_ulto2b(sizeof(*rtfb_ptr), rtf_ptr->type_specific_features_length); 387 rtfb_ptr = (struct scsi_vpd_tpc_descriptor_rtf_block *) 388 &rtf_ptr->type_specific_features; 389 rtfb_ptr->type_format = SVPD_TPC_RTF_BLOCK; 390 scsi_ulto2b(sizeof(*rtfb_ptr) - 4, rtfb_ptr->desc_length); 391 scsi_ulto2b(0, rtfb_ptr->optimal_length_granularity); 392 scsi_u64to8b(0, rtfb_ptr->maximum_bytes); 393 scsi_u64to8b(0, rtfb_ptr->optimal_bytes); 394 scsi_u64to8b(TPC_MAX_IOCHUNK_SIZE, 395 rtfb_ptr->optimal_bytes_to_token_per_segment); 396 scsi_u64to8b(TPC_MAX_IOCHUNK_SIZE, 397 rtfb_ptr->optimal_bytes_from_token_per_segment); 398 399 /* Supported ROD Tokens */ 400 d_ptr = (struct scsi_vpd_tpc_descriptor *) 401 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 402 srt_ptr = (struct scsi_vpd_tpc_descriptor_srt *)d_ptr; 403 scsi_ulto2b(SVPD_TPC_SRT, srt_ptr->desc_type); 404 scsi_ulto2b(sizeof(*srt_ptr) - 4 + 2*sizeof(*srtd_ptr), srt_ptr->desc_length); 405 scsi_ulto2b(2*sizeof(*srtd_ptr), srt_ptr->rod_type_descriptors_length); 406 srtd_ptr = (struct scsi_vpd_tpc_descriptor_srtd *) 407 &srt_ptr->rod_type_descriptors; 408 scsi_ulto4b(ROD_TYPE_AUR, srtd_ptr->rod_type); 409 srtd_ptr->flags = SVPD_TPC_SRTD_TIN | SVPD_TPC_SRTD_TOUT; 410 scsi_ulto2b(0, srtd_ptr->preference_indicator); 411 srtd_ptr++; 412 scsi_ulto4b(ROD_TYPE_BLOCK_ZERO, srtd_ptr->rod_type); 413 srtd_ptr->flags = SVPD_TPC_SRTD_TIN; 414 scsi_ulto2b(0, srtd_ptr->preference_indicator); 415 416 /* General Copy Operations */ 417 d_ptr = (struct scsi_vpd_tpc_descriptor *) 418 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length)); 419 gco_ptr = (struct scsi_vpd_tpc_descriptor_gco *)d_ptr; 420 scsi_ulto2b(SVPD_TPC_GCO, gco_ptr->desc_type); 421 scsi_ulto2b(sizeof(*gco_ptr) - 4, gco_ptr->desc_length); 422 scsi_ulto4b(TPC_MAX_LISTS, gco_ptr->total_concurrent_copies); 423 scsi_ulto4b(TPC_MAX_LISTS, gco_ptr->maximum_identified_concurrent_copies); 424 scsi_ulto4b(TPC_MAX_SEG, gco_ptr->maximum_segment_length); 425 gco_ptr->data_segment_granularity = 0; 426 gco_ptr->inline_data_granularity = 0; 427 428 ctsio->scsi_status = SCSI_STATUS_OK; 429 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 430 ctsio->be_move_done = ctl_config_move_done; 431 ctl_datamove((union ctl_io *)ctsio); 432 433 return (CTL_RETVAL_COMPLETE); 434 } 435 436 int 437 ctl_receive_copy_operating_parameters(struct ctl_scsiio *ctsio) 438 { 439 struct scsi_receive_copy_operating_parameters *cdb; 440 struct scsi_receive_copy_operating_parameters_data *data; 441 int retval; 442 int alloc_len, total_len; 443 444 CTL_DEBUG_PRINT(("ctl_report_supported_tmf\n")); 445 446 cdb = (struct scsi_receive_copy_operating_parameters *)ctsio->cdb; 447 448 retval = CTL_RETVAL_COMPLETE; 449 450 total_len = sizeof(*data) + 4; 451 alloc_len = scsi_4btoul(cdb->length); 452 453 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 454 455 ctsio->kern_sg_entries = 0; 456 457 if (total_len < alloc_len) { 458 ctsio->residual = alloc_len - total_len; 459 ctsio->kern_data_len = total_len; 460 ctsio->kern_total_len = total_len; 461 } else { 462 ctsio->residual = 0; 463 ctsio->kern_data_len = alloc_len; 464 ctsio->kern_total_len = alloc_len; 465 } 466 ctsio->kern_data_resid = 0; 467 ctsio->kern_rel_offset = 0; 468 469 data = (struct scsi_receive_copy_operating_parameters_data *)ctsio->kern_data_ptr; 470 scsi_ulto4b(sizeof(*data) - 4 + 4, data->length); 471 data->snlid = RCOP_SNLID; 472 scsi_ulto2b(TPC_MAX_CSCDS, data->maximum_cscd_descriptor_count); 473 scsi_ulto2b(TPC_MAX_SEGS, data->maximum_segment_descriptor_count); 474 scsi_ulto4b(TPC_MAX_LIST, data->maximum_descriptor_list_length); 475 scsi_ulto4b(TPC_MAX_SEG, data->maximum_segment_length); 476 scsi_ulto4b(TPC_MAX_INLINE, data->maximum_inline_data_length); 477 scsi_ulto4b(0, data->held_data_limit); 478 scsi_ulto4b(0, data->maximum_stream_device_transfer_size); 479 scsi_ulto2b(TPC_MAX_LISTS, data->total_concurrent_copies); 480 data->maximum_concurrent_copies = TPC_MAX_LISTS; 481 data->data_segment_granularity = 0; 482 data->inline_data_granularity = 0; 483 data->held_data_granularity = 0; 484 data->implemented_descriptor_list_length = 4; 485 data->list_of_implemented_descriptor_type_codes[0] = EC_SEG_B2B; 486 data->list_of_implemented_descriptor_type_codes[1] = EC_SEG_VERIFY; 487 data->list_of_implemented_descriptor_type_codes[2] = EC_SEG_REGISTER_KEY; 488 data->list_of_implemented_descriptor_type_codes[3] = EC_CSCD_ID; 489 490 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 491 ctsio->be_move_done = ctl_config_move_done; 492 493 ctl_datamove((union ctl_io *)ctsio); 494 return (retval); 495 } 496 497 static struct tpc_list * 498 tpc_find_list(struct ctl_lun *lun, uint32_t list_id, uint32_t init_idx) 499 { 500 struct tpc_list *list; 501 502 mtx_assert(&lun->lun_lock, MA_OWNED); 503 TAILQ_FOREACH(list, &lun->tpc_lists, links) { 504 if ((list->flags & EC_LIST_ID_USAGE_MASK) != 505 EC_LIST_ID_USAGE_NONE && list->list_id == list_id && 506 list->init_idx == init_idx) 507 break; 508 } 509 return (list); 510 } 511 512 int 513 ctl_receive_copy_status_lid1(struct ctl_scsiio *ctsio) 514 { 515 struct ctl_lun *lun; 516 struct scsi_receive_copy_status_lid1 *cdb; 517 struct scsi_receive_copy_status_lid1_data *data; 518 struct tpc_list *list; 519 struct tpc_list list_copy; 520 int retval; 521 int alloc_len, total_len; 522 uint32_t list_id; 523 524 CTL_DEBUG_PRINT(("ctl_receive_copy_status_lid1\n")); 525 526 cdb = (struct scsi_receive_copy_status_lid1 *)ctsio->cdb; 527 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 528 529 retval = CTL_RETVAL_COMPLETE; 530 531 list_id = cdb->list_identifier; 532 mtx_lock(&lun->lun_lock); 533 list = tpc_find_list(lun, list_id, 534 ctl_get_resindex(&ctsio->io_hdr.nexus)); 535 if (list == NULL) { 536 mtx_unlock(&lun->lun_lock); 537 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 538 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 539 /*bit*/ 0); 540 ctl_done((union ctl_io *)ctsio); 541 return (retval); 542 } 543 list_copy = *list; 544 if (list->completed) { 545 TAILQ_REMOVE(&lun->tpc_lists, list, links); 546 free(list, M_CTL); 547 } 548 mtx_unlock(&lun->lun_lock); 549 550 total_len = sizeof(*data); 551 alloc_len = scsi_4btoul(cdb->length); 552 553 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 554 555 ctsio->kern_sg_entries = 0; 556 557 if (total_len < alloc_len) { 558 ctsio->residual = alloc_len - total_len; 559 ctsio->kern_data_len = total_len; 560 ctsio->kern_total_len = total_len; 561 } else { 562 ctsio->residual = 0; 563 ctsio->kern_data_len = alloc_len; 564 ctsio->kern_total_len = alloc_len; 565 } 566 ctsio->kern_data_resid = 0; 567 ctsio->kern_rel_offset = 0; 568 569 data = (struct scsi_receive_copy_status_lid1_data *)ctsio->kern_data_ptr; 570 scsi_ulto4b(sizeof(*data) - 4, data->available_data); 571 if (list_copy.completed) { 572 if (list_copy.error || list_copy.abort) 573 data->copy_command_status = RCS_CCS_ERROR; 574 else 575 data->copy_command_status = RCS_CCS_COMPLETED; 576 } else 577 data->copy_command_status = RCS_CCS_INPROG; 578 scsi_ulto2b(list_copy.curseg, data->segments_processed); 579 if (list_copy.curbytes <= UINT32_MAX) { 580 data->transfer_count_units = RCS_TC_BYTES; 581 scsi_ulto4b(list_copy.curbytes, data->transfer_count); 582 } else { 583 data->transfer_count_units = RCS_TC_MBYTES; 584 scsi_ulto4b(list_copy.curbytes >> 20, data->transfer_count); 585 } 586 587 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 588 ctsio->be_move_done = ctl_config_move_done; 589 590 ctl_datamove((union ctl_io *)ctsio); 591 return (retval); 592 } 593 594 int 595 ctl_receive_copy_failure_details(struct ctl_scsiio *ctsio) 596 { 597 struct ctl_lun *lun; 598 struct scsi_receive_copy_failure_details *cdb; 599 struct scsi_receive_copy_failure_details_data *data; 600 struct tpc_list *list; 601 struct tpc_list list_copy; 602 int retval; 603 int alloc_len, total_len; 604 uint32_t list_id; 605 606 CTL_DEBUG_PRINT(("ctl_receive_copy_failure_details\n")); 607 608 cdb = (struct scsi_receive_copy_failure_details *)ctsio->cdb; 609 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 610 611 retval = CTL_RETVAL_COMPLETE; 612 613 list_id = cdb->list_identifier; 614 mtx_lock(&lun->lun_lock); 615 list = tpc_find_list(lun, list_id, 616 ctl_get_resindex(&ctsio->io_hdr.nexus)); 617 if (list == NULL || !list->completed) { 618 mtx_unlock(&lun->lun_lock); 619 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 620 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 621 /*bit*/ 0); 622 ctl_done((union ctl_io *)ctsio); 623 return (retval); 624 } 625 list_copy = *list; 626 TAILQ_REMOVE(&lun->tpc_lists, list, links); 627 free(list, M_CTL); 628 mtx_unlock(&lun->lun_lock); 629 630 total_len = sizeof(*data) + list_copy.sense_len; 631 alloc_len = scsi_4btoul(cdb->length); 632 633 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 634 635 ctsio->kern_sg_entries = 0; 636 637 if (total_len < alloc_len) { 638 ctsio->residual = alloc_len - total_len; 639 ctsio->kern_data_len = total_len; 640 ctsio->kern_total_len = total_len; 641 } else { 642 ctsio->residual = 0; 643 ctsio->kern_data_len = alloc_len; 644 ctsio->kern_total_len = alloc_len; 645 } 646 ctsio->kern_data_resid = 0; 647 ctsio->kern_rel_offset = 0; 648 649 data = (struct scsi_receive_copy_failure_details_data *)ctsio->kern_data_ptr; 650 if (list_copy.completed && (list_copy.error || list_copy.abort)) { 651 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len, 652 data->available_data); 653 data->copy_command_status = RCS_CCS_ERROR; 654 } else 655 scsi_ulto4b(0, data->available_data); 656 scsi_ulto2b(list_copy.sense_len, data->sense_data_length); 657 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 658 659 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 660 ctsio->be_move_done = ctl_config_move_done; 661 662 ctl_datamove((union ctl_io *)ctsio); 663 return (retval); 664 } 665 666 int 667 ctl_receive_copy_status_lid4(struct ctl_scsiio *ctsio) 668 { 669 struct ctl_lun *lun; 670 struct scsi_receive_copy_status_lid4 *cdb; 671 struct scsi_receive_copy_status_lid4_data *data; 672 struct tpc_list *list; 673 struct tpc_list list_copy; 674 int retval; 675 int alloc_len, total_len; 676 uint32_t list_id; 677 678 CTL_DEBUG_PRINT(("ctl_receive_copy_status_lid4\n")); 679 680 cdb = (struct scsi_receive_copy_status_lid4 *)ctsio->cdb; 681 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 682 683 retval = CTL_RETVAL_COMPLETE; 684 685 list_id = scsi_4btoul(cdb->list_identifier); 686 mtx_lock(&lun->lun_lock); 687 list = tpc_find_list(lun, list_id, 688 ctl_get_resindex(&ctsio->io_hdr.nexus)); 689 if (list == NULL) { 690 mtx_unlock(&lun->lun_lock); 691 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 692 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 693 /*bit*/ 0); 694 ctl_done((union ctl_io *)ctsio); 695 return (retval); 696 } 697 list_copy = *list; 698 if (list->completed) { 699 TAILQ_REMOVE(&lun->tpc_lists, list, links); 700 free(list, M_CTL); 701 } 702 mtx_unlock(&lun->lun_lock); 703 704 total_len = sizeof(*data) + list_copy.sense_len; 705 alloc_len = scsi_4btoul(cdb->length); 706 707 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 708 709 ctsio->kern_sg_entries = 0; 710 711 if (total_len < alloc_len) { 712 ctsio->residual = alloc_len - total_len; 713 ctsio->kern_data_len = total_len; 714 ctsio->kern_total_len = total_len; 715 } else { 716 ctsio->residual = 0; 717 ctsio->kern_data_len = alloc_len; 718 ctsio->kern_total_len = alloc_len; 719 } 720 ctsio->kern_data_resid = 0; 721 ctsio->kern_rel_offset = 0; 722 723 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr; 724 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len, 725 data->available_data); 726 data->response_to_service_action = list_copy.service_action; 727 if (list_copy.completed) { 728 if (list_copy.error) 729 data->copy_command_status = RCS_CCS_ERROR; 730 else if (list_copy.abort) 731 data->copy_command_status = RCS_CCS_ABORTED; 732 else 733 data->copy_command_status = RCS_CCS_COMPLETED; 734 } else 735 data->copy_command_status = RCS_CCS_INPROG_FG; 736 scsi_ulto2b(list_copy.curops, data->operation_counter); 737 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay); 738 data->transfer_count_units = RCS_TC_BYTES; 739 scsi_u64to8b(list_copy.curbytes, data->transfer_count); 740 scsi_ulto2b(list_copy.curseg, data->segments_processed); 741 data->length_of_the_sense_data_field = list_copy.sense_len; 742 data->sense_data_length = list_copy.sense_len; 743 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 744 745 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 746 ctsio->be_move_done = ctl_config_move_done; 747 748 ctl_datamove((union ctl_io *)ctsio); 749 return (retval); 750 } 751 752 int 753 ctl_copy_operation_abort(struct ctl_scsiio *ctsio) 754 { 755 struct ctl_lun *lun; 756 struct scsi_copy_operation_abort *cdb; 757 struct tpc_list *list; 758 int retval; 759 uint32_t list_id; 760 761 CTL_DEBUG_PRINT(("ctl_copy_operation_abort\n")); 762 763 cdb = (struct scsi_copy_operation_abort *)ctsio->cdb; 764 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 765 766 retval = CTL_RETVAL_COMPLETE; 767 768 list_id = scsi_4btoul(cdb->list_identifier); 769 mtx_lock(&lun->lun_lock); 770 list = tpc_find_list(lun, list_id, 771 ctl_get_resindex(&ctsio->io_hdr.nexus)); 772 if (list == NULL) { 773 mtx_unlock(&lun->lun_lock); 774 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 775 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 776 /*bit*/ 0); 777 ctl_done((union ctl_io *)ctsio); 778 return (retval); 779 } 780 list->abort = 1; 781 mtx_unlock(&lun->lun_lock); 782 783 ctl_set_success(ctsio); 784 ctl_done((union ctl_io *)ctsio); 785 return (retval); 786 } 787 788 static uint64_t 789 tpc_resolve(struct tpc_list *list, uint16_t idx, uint32_t *ss) 790 { 791 792 if (idx == 0xffff) { 793 if (ss && list->lun->be_lun) 794 *ss = list->lun->be_lun->blocksize; 795 return (list->lun->lun); 796 } 797 if (idx >= list->ncscd) 798 return (UINT64_MAX); 799 return (tpcl_resolve(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 complete: 816 while ((tior = TAILQ_FIRST(&list->allio)) != NULL) { 817 TAILQ_REMOVE(&list->allio, tior, links); 818 ctl_free_io(tior->io); 819 free(tior, M_CTL); 820 } 821 free(list->buf, M_CTL); 822 if (list->abort) { 823 ctl_set_task_aborted(list->ctsio); 824 return (CTL_RETVAL_ERROR); 825 } else if (list->error) { 826 ctl_set_sense(list->ctsio, /*current_error*/ 1, 827 /*sense_key*/ SSD_KEY_COPY_ABORTED, 828 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 829 return (CTL_RETVAL_ERROR); 830 } 831 list->cursectors += list->segsectors; 832 list->curbytes += list->segbytes; 833 return (CTL_RETVAL_COMPLETE); 834 } 835 836 TAILQ_INIT(&list->allio); 837 seg = (struct scsi_ec_segment_b2b *)list->seg[list->curseg]; 838 sl = tpc_resolve(list, scsi_2btoul(seg->src_cscd), &srcblock); 839 dl = tpc_resolve(list, scsi_2btoul(seg->dst_cscd), &dstblock); 840 if (sl >= CTL_MAX_LUNS || dl >= CTL_MAX_LUNS) { 841 ctl_set_sense(list->ctsio, /*current_error*/ 1, 842 /*sense_key*/ SSD_KEY_COPY_ABORTED, 843 /*asc*/ 0x08, /*ascq*/ 0x04, SSD_ELEM_NONE); 844 return (CTL_RETVAL_ERROR); 845 } 846 sdstp = &list->cscd[scsi_2btoul(seg->src_cscd)].dtsp; 847 if (scsi_3btoul(sdstp->block_length) != 0) 848 srcblock = scsi_3btoul(sdstp->block_length); 849 ddstp = &list->cscd[scsi_2btoul(seg->dst_cscd)].dtsp; 850 if (scsi_3btoul(ddstp->block_length) != 0) 851 dstblock = scsi_3btoul(ddstp->block_length); 852 numlba = scsi_2btoul(seg->number_of_blocks); 853 if (seg->flags & EC_SEG_DC) 854 numbytes = (off_t)numlba * dstblock; 855 else 856 numbytes = (off_t)numlba * srcblock; 857 srclba = scsi_8btou64(seg->src_lba); 858 dstlba = scsi_8btou64(seg->dst_lba); 859 860 // printf("Copy %ju bytes from %ju @ %ju to %ju @ %ju\n", 861 // (uintmax_t)numbytes, sl, scsi_8btou64(seg->src_lba), 862 // dl, scsi_8btou64(seg->dst_lba)); 863 864 if (numbytes == 0) 865 return (CTL_RETVAL_COMPLETE); 866 867 if (numbytes % srcblock != 0 || numbytes % dstblock != 0) { 868 ctl_set_sense(list->ctsio, /*current_error*/ 1, 869 /*sense_key*/ SSD_KEY_COPY_ABORTED, 870 /*asc*/ 0x26, /*ascq*/ 0x0A, SSD_ELEM_NONE); 871 return (CTL_RETVAL_ERROR); 872 } 873 874 list->buf = malloc(numbytes, M_CTL, M_WAITOK); 875 list->segbytes = numbytes; 876 list->segsectors = numbytes / dstblock; 877 donebytes = 0; 878 TAILQ_INIT(&run); 879 prun = &run; 880 list->tbdio = 1; 881 while (donebytes < numbytes) { 882 roundbytes = MIN(numbytes - donebytes, TPC_MAX_IO_SIZE); 883 884 tior = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO); 885 TAILQ_INIT(&tior->run); 886 tior->list = list; 887 TAILQ_INSERT_TAIL(&list->allio, tior, links); 888 tior->io = tpcl_alloc_io(); 889 if (tior->io == NULL) { 890 list->error = 1; 891 goto complete; 892 } 893 ctl_scsi_read_write(tior->io, 894 /*data_ptr*/ &list->buf[donebytes], 895 /*data_len*/ roundbytes, 896 /*read_op*/ 1, 897 /*byte2*/ 0, 898 /*minimum_cdb_size*/ 0, 899 /*lba*/ srclba + donebytes / srcblock, 900 /*num_blocks*/ roundbytes / srcblock, 901 /*tag_type*/ CTL_TAG_SIMPLE, 902 /*control*/ 0); 903 tior->io->io_hdr.retries = 3; 904 tior->lun = sl; 905 tior->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior; 906 907 tiow = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO); 908 TAILQ_INIT(&tiow->run); 909 tiow->list = list; 910 TAILQ_INSERT_TAIL(&list->allio, tiow, links); 911 tiow->io = tpcl_alloc_io(); 912 if (tiow->io == NULL) { 913 list->error = 1; 914 goto complete; 915 } 916 ctl_scsi_read_write(tiow->io, 917 /*data_ptr*/ &list->buf[donebytes], 918 /*data_len*/ roundbytes, 919 /*read_op*/ 0, 920 /*byte2*/ 0, 921 /*minimum_cdb_size*/ 0, 922 /*lba*/ dstlba + donebytes / dstblock, 923 /*num_blocks*/ roundbytes / dstblock, 924 /*tag_type*/ CTL_TAG_SIMPLE, 925 /*control*/ 0); 926 tiow->io->io_hdr.retries = 3; 927 tiow->lun = dl; 928 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior; 929 930 TAILQ_INSERT_TAIL(&tior->run, tiow, rlinks); 931 TAILQ_INSERT_TAIL(prun, tior, rlinks); 932 prun = &tior->run; 933 donebytes += roundbytes; 934 } 935 936 while ((tior = TAILQ_FIRST(&run)) != NULL) { 937 TAILQ_REMOVE(&run, tior, rlinks); 938 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 939 panic("tpcl_queue() error"); 940 } 941 942 list->stage++; 943 return (CTL_RETVAL_QUEUED); 944 } 945 946 static int 947 tpc_process_verify(struct tpc_list *list) 948 { 949 struct scsi_ec_segment_verify *seg; 950 struct tpc_io *tio; 951 uint64_t sl; 952 953 if (list->stage == 1) { 954 complete: 955 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 956 TAILQ_REMOVE(&list->allio, tio, links); 957 ctl_free_io(tio->io); 958 free(tio, M_CTL); 959 } 960 if (list->abort) { 961 ctl_set_task_aborted(list->ctsio); 962 return (CTL_RETVAL_ERROR); 963 } else if (list->error) { 964 ctl_set_sense(list->ctsio, /*current_error*/ 1, 965 /*sense_key*/ SSD_KEY_COPY_ABORTED, 966 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 967 return (CTL_RETVAL_ERROR); 968 } else 969 return (CTL_RETVAL_COMPLETE); 970 } 971 972 TAILQ_INIT(&list->allio); 973 seg = (struct scsi_ec_segment_verify *)list->seg[list->curseg]; 974 sl = tpc_resolve(list, scsi_2btoul(seg->src_cscd), NULL); 975 if (sl >= CTL_MAX_LUNS) { 976 ctl_set_sense(list->ctsio, /*current_error*/ 1, 977 /*sense_key*/ SSD_KEY_COPY_ABORTED, 978 /*asc*/ 0x08, /*ascq*/ 0x04, SSD_ELEM_NONE); 979 return (CTL_RETVAL_ERROR); 980 } 981 982 // printf("Verify %ju\n", sl); 983 984 if ((seg->tur & 0x01) == 0) 985 return (CTL_RETVAL_COMPLETE); 986 987 list->tbdio = 1; 988 tio = malloc(sizeof(*tio), M_CTL, M_WAITOK | M_ZERO); 989 TAILQ_INIT(&tio->run); 990 tio->list = list; 991 TAILQ_INSERT_TAIL(&list->allio, tio, links); 992 tio->io = tpcl_alloc_io(); 993 if (tio->io == NULL) { 994 list->error = 1; 995 goto complete; 996 } 997 ctl_scsi_tur(tio->io, /*tag_type*/ CTL_TAG_SIMPLE, /*control*/ 0); 998 tio->io->io_hdr.retries = 3; 999 tio->lun = sl; 1000 tio->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tio; 1001 list->stage++; 1002 if (tpcl_queue(tio->io, tio->lun) != CTL_RETVAL_COMPLETE) 1003 panic("tpcl_queue() error"); 1004 return (CTL_RETVAL_QUEUED); 1005 } 1006 1007 static int 1008 tpc_process_register_key(struct tpc_list *list) 1009 { 1010 struct scsi_ec_segment_register_key *seg; 1011 struct tpc_io *tio; 1012 uint64_t dl; 1013 int datalen; 1014 1015 if (list->stage == 1) { 1016 complete: 1017 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 1018 TAILQ_REMOVE(&list->allio, tio, links); 1019 ctl_free_io(tio->io); 1020 free(tio, M_CTL); 1021 } 1022 free(list->buf, M_CTL); 1023 if (list->abort) { 1024 ctl_set_task_aborted(list->ctsio); 1025 return (CTL_RETVAL_ERROR); 1026 } else if (list->error) { 1027 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1028 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1029 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 1030 return (CTL_RETVAL_ERROR); 1031 } else 1032 return (CTL_RETVAL_COMPLETE); 1033 } 1034 1035 TAILQ_INIT(&list->allio); 1036 seg = (struct scsi_ec_segment_register_key *)list->seg[list->curseg]; 1037 dl = tpc_resolve(list, scsi_2btoul(seg->dst_cscd), NULL); 1038 if (dl >= CTL_MAX_LUNS) { 1039 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1040 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1041 /*asc*/ 0x08, /*ascq*/ 0x04, SSD_ELEM_NONE); 1042 return (CTL_RETVAL_ERROR); 1043 } 1044 1045 // printf("Register Key %ju\n", dl); 1046 1047 list->tbdio = 1; 1048 tio = malloc(sizeof(*tio), M_CTL, M_WAITOK | M_ZERO); 1049 TAILQ_INIT(&tio->run); 1050 tio->list = list; 1051 TAILQ_INSERT_TAIL(&list->allio, tio, links); 1052 tio->io = tpcl_alloc_io(); 1053 if (tio->io == NULL) { 1054 list->error = 1; 1055 goto complete; 1056 } 1057 datalen = sizeof(struct scsi_per_res_out_parms); 1058 list->buf = malloc(datalen, M_CTL, M_WAITOK); 1059 ctl_scsi_persistent_res_out(tio->io, 1060 list->buf, datalen, SPRO_REGISTER, -1, 1061 scsi_8btou64(seg->res_key), scsi_8btou64(seg->sa_res_key), 1062 /*tag_type*/ CTL_TAG_SIMPLE, /*control*/ 0); 1063 tio->io->io_hdr.retries = 3; 1064 tio->lun = dl; 1065 tio->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tio; 1066 list->stage++; 1067 if (tpcl_queue(tio->io, tio->lun) != CTL_RETVAL_COMPLETE) 1068 panic("tpcl_queue() error"); 1069 return (CTL_RETVAL_QUEUED); 1070 } 1071 1072 static off_t 1073 tpc_ranges_length(struct scsi_range_desc *range, int nrange) 1074 { 1075 off_t length = 0; 1076 int r; 1077 1078 for (r = 0; r < nrange; r++) 1079 length += scsi_4btoul(range[r].length); 1080 return (length); 1081 } 1082 1083 static int 1084 tpc_skip_ranges(struct scsi_range_desc *range, int nrange, off_t skip, 1085 int *srange, off_t *soffset) 1086 { 1087 off_t off; 1088 int r; 1089 1090 r = 0; 1091 off = 0; 1092 while (r < nrange) { 1093 if (skip - off < scsi_4btoul(range[r].length)) { 1094 *srange = r; 1095 *soffset = skip - off; 1096 return (0); 1097 } 1098 off += scsi_4btoul(range[r].length); 1099 r++; 1100 } 1101 return (-1); 1102 } 1103 1104 static int 1105 tpc_process_wut(struct tpc_list *list) 1106 { 1107 struct tpc_io *tio, *tior, *tiow; 1108 struct runl run, *prun; 1109 int drange, srange; 1110 off_t doffset, soffset; 1111 off_t srclba, dstlba, numbytes, donebytes, roundbytes; 1112 uint32_t srcblock, dstblock; 1113 1114 if (list->stage > 0) { 1115 complete: 1116 /* Cleanup after previous rounds. */ 1117 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 1118 TAILQ_REMOVE(&list->allio, tio, links); 1119 ctl_free_io(tio->io); 1120 free(tio, M_CTL); 1121 } 1122 free(list->buf, M_CTL); 1123 if (list->abort) { 1124 ctl_set_task_aborted(list->ctsio); 1125 return (CTL_RETVAL_ERROR); 1126 } else if (list->error) { 1127 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1128 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1129 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 1130 return (CTL_RETVAL_ERROR); 1131 } 1132 list->cursectors += list->segsectors; 1133 list->curbytes += list->segbytes; 1134 } 1135 1136 /* Check where we are on destination ranges list. */ 1137 if (tpc_skip_ranges(list->range, list->nrange, list->cursectors, 1138 &drange, &doffset) != 0) 1139 return (CTL_RETVAL_COMPLETE); 1140 dstblock = list->lun->be_lun->blocksize; 1141 1142 /* Check where we are on source ranges list. */ 1143 srcblock = list->token->blocksize; 1144 if (tpc_skip_ranges(list->token->range, list->token->nrange, 1145 list->offset_into_rod + list->cursectors * dstblock / srcblock, 1146 &srange, &soffset) != 0) { 1147 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1148 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1149 /*asc*/ 0x0d, /*ascq*/ 0x04, SSD_ELEM_NONE); 1150 return (CTL_RETVAL_ERROR); 1151 } 1152 1153 srclba = scsi_8btou64(list->token->range[srange].lba) + soffset; 1154 numbytes = srcblock * omin(TPC_MAX_IOCHUNK_SIZE / srcblock, 1155 (scsi_4btoul(list->token->range[srange].length) - soffset)); 1156 dstlba = scsi_8btou64(list->range[drange].lba) + doffset; 1157 numbytes = omin(numbytes, 1158 dstblock * omin(TPC_MAX_IOCHUNK_SIZE / dstblock, 1159 (scsi_4btoul(list->range[drange].length) - doffset))); 1160 1161 if (numbytes % srcblock != 0 || numbytes % dstblock != 0) { 1162 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1163 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1164 /*asc*/ 0x26, /*ascq*/ 0x0A, SSD_ELEM_NONE); 1165 return (CTL_RETVAL_ERROR); 1166 } 1167 1168 list->buf = malloc(numbytes, M_CTL, M_WAITOK | 1169 (list->token == NULL ? M_ZERO : 0)); 1170 list->segbytes = numbytes; 1171 list->segsectors = numbytes / dstblock; 1172 //printf("Copy chunk of %ju sectors from %ju to %ju\n", list->segsectors, 1173 // srclba, dstlba); 1174 donebytes = 0; 1175 TAILQ_INIT(&run); 1176 prun = &run; 1177 list->tbdio = 1; 1178 TAILQ_INIT(&list->allio); 1179 while (donebytes < numbytes) { 1180 roundbytes = MIN(numbytes - donebytes, TPC_MAX_IO_SIZE); 1181 1182 tior = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO); 1183 TAILQ_INIT(&tior->run); 1184 tior->list = list; 1185 TAILQ_INSERT_TAIL(&list->allio, tior, links); 1186 tior->io = tpcl_alloc_io(); 1187 if (tior->io == NULL) { 1188 list->error = 1; 1189 goto complete; 1190 } 1191 ctl_scsi_read_write(tior->io, 1192 /*data_ptr*/ &list->buf[donebytes], 1193 /*data_len*/ roundbytes, 1194 /*read_op*/ 1, 1195 /*byte2*/ 0, 1196 /*minimum_cdb_size*/ 0, 1197 /*lba*/ srclba + donebytes / srcblock, 1198 /*num_blocks*/ roundbytes / srcblock, 1199 /*tag_type*/ CTL_TAG_SIMPLE, 1200 /*control*/ 0); 1201 tior->io->io_hdr.retries = 3; 1202 tior->lun = list->token->lun; 1203 tior->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior; 1204 1205 tiow = malloc(sizeof(*tiow), M_CTL, M_WAITOK | M_ZERO); 1206 TAILQ_INIT(&tiow->run); 1207 tiow->list = list; 1208 TAILQ_INSERT_TAIL(&list->allio, tiow, links); 1209 tiow->io = tpcl_alloc_io(); 1210 if (tiow->io == NULL) { 1211 list->error = 1; 1212 goto complete; 1213 } 1214 ctl_scsi_read_write(tiow->io, 1215 /*data_ptr*/ &list->buf[donebytes], 1216 /*data_len*/ roundbytes, 1217 /*read_op*/ 0, 1218 /*byte2*/ 0, 1219 /*minimum_cdb_size*/ 0, 1220 /*lba*/ dstlba + donebytes / dstblock, 1221 /*num_blocks*/ roundbytes / dstblock, 1222 /*tag_type*/ CTL_TAG_SIMPLE, 1223 /*control*/ 0); 1224 tiow->io->io_hdr.retries = 3; 1225 tiow->lun = list->lun->lun; 1226 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow; 1227 1228 TAILQ_INSERT_TAIL(&tior->run, tiow, rlinks); 1229 TAILQ_INSERT_TAIL(prun, tior, rlinks); 1230 prun = &tior->run; 1231 donebytes += roundbytes; 1232 } 1233 1234 while ((tior = TAILQ_FIRST(&run)) != NULL) { 1235 TAILQ_REMOVE(&run, tior, rlinks); 1236 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 1237 panic("tpcl_queue() error"); 1238 } 1239 1240 list->stage++; 1241 return (CTL_RETVAL_QUEUED); 1242 } 1243 1244 static int 1245 tpc_process_zero_wut(struct tpc_list *list) 1246 { 1247 struct tpc_io *tio, *tiow; 1248 struct runl run, *prun; 1249 int r; 1250 uint32_t dstblock, len; 1251 1252 if (list->stage > 0) { 1253 complete: 1254 /* Cleanup after previous rounds. */ 1255 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) { 1256 TAILQ_REMOVE(&list->allio, tio, links); 1257 ctl_free_io(tio->io); 1258 free(tio, M_CTL); 1259 } 1260 free(list->buf, M_CTL); 1261 if (list->abort) { 1262 ctl_set_task_aborted(list->ctsio); 1263 return (CTL_RETVAL_ERROR); 1264 } else if (list->error) { 1265 ctl_set_sense(list->ctsio, /*current_error*/ 1, 1266 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1267 /*asc*/ 0x0d, /*ascq*/ 0x01, SSD_ELEM_NONE); 1268 return (CTL_RETVAL_ERROR); 1269 } 1270 list->cursectors += list->segsectors; 1271 list->curbytes += list->segbytes; 1272 return (CTL_RETVAL_COMPLETE); 1273 } 1274 1275 dstblock = list->lun->be_lun->blocksize; 1276 list->buf = malloc(dstblock, M_CTL, M_WAITOK | M_ZERO); 1277 TAILQ_INIT(&run); 1278 prun = &run; 1279 list->tbdio = 1; 1280 TAILQ_INIT(&list->allio); 1281 list->segsectors = 0; 1282 for (r = 0; r < list->nrange; r++) { 1283 len = scsi_4btoul(list->range[r].length); 1284 if (len == 0) 1285 continue; 1286 1287 tiow = malloc(sizeof(*tiow), M_CTL, M_WAITOK | M_ZERO); 1288 TAILQ_INIT(&tiow->run); 1289 tiow->list = list; 1290 TAILQ_INSERT_TAIL(&list->allio, tiow, links); 1291 tiow->io = tpcl_alloc_io(); 1292 if (tiow->io == NULL) { 1293 list->error = 1; 1294 goto complete; 1295 } 1296 ctl_scsi_write_same(tiow->io, 1297 /*data_ptr*/ list->buf, 1298 /*data_len*/ dstblock, 1299 /*byte2*/ 0, 1300 /*lba*/ scsi_8btou64(list->range[r].lba), 1301 /*num_blocks*/ len, 1302 /*tag_type*/ CTL_TAG_SIMPLE, 1303 /*control*/ 0); 1304 tiow->io->io_hdr.retries = 3; 1305 tiow->lun = list->lun->lun; 1306 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow; 1307 1308 TAILQ_INSERT_TAIL(prun, tiow, rlinks); 1309 prun = &tiow->run; 1310 list->segsectors += len; 1311 } 1312 list->segbytes = list->segsectors * dstblock; 1313 1314 if (TAILQ_EMPTY(&run)) 1315 goto complete; 1316 1317 while ((tiow = TAILQ_FIRST(&run)) != NULL) { 1318 TAILQ_REMOVE(&run, tiow, rlinks); 1319 if (tpcl_queue(tiow->io, tiow->lun) != CTL_RETVAL_COMPLETE) 1320 panic("tpcl_queue() error"); 1321 } 1322 1323 list->stage++; 1324 return (CTL_RETVAL_QUEUED); 1325 } 1326 1327 static void 1328 tpc_process(struct tpc_list *list) 1329 { 1330 struct ctl_lun *lun = list->lun; 1331 struct scsi_ec_segment *seg; 1332 struct ctl_scsiio *ctsio = list->ctsio; 1333 int retval = CTL_RETVAL_COMPLETE; 1334 1335 if (list->service_action == EC_WUT) { 1336 if (list->token != NULL) 1337 retval = tpc_process_wut(list); 1338 else 1339 retval = tpc_process_zero_wut(list); 1340 if (retval == CTL_RETVAL_QUEUED) 1341 return; 1342 if (retval == CTL_RETVAL_ERROR) { 1343 list->error = 1; 1344 goto done; 1345 } 1346 } else { 1347 //printf("ZZZ %d cscd, %d segs\n", list->ncscd, list->nseg); 1348 while (list->curseg < list->nseg) { 1349 seg = list->seg[list->curseg]; 1350 switch (seg->type_code) { 1351 case EC_SEG_B2B: 1352 retval = tpc_process_b2b(list); 1353 break; 1354 case EC_SEG_VERIFY: 1355 retval = tpc_process_verify(list); 1356 break; 1357 case EC_SEG_REGISTER_KEY: 1358 retval = tpc_process_register_key(list); 1359 break; 1360 default: 1361 ctl_set_sense(ctsio, /*current_error*/ 1, 1362 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1363 /*asc*/ 0x26, /*ascq*/ 0x09, SSD_ELEM_NONE); 1364 goto done; 1365 } 1366 if (retval == CTL_RETVAL_QUEUED) 1367 return; 1368 if (retval == CTL_RETVAL_ERROR) { 1369 list->error = 1; 1370 goto done; 1371 } 1372 list->curseg++; 1373 list->stage = 0; 1374 } 1375 } 1376 1377 ctl_set_success(ctsio); 1378 1379 done: 1380 //printf("ZZZ done\n"); 1381 free(list->params, M_CTL); 1382 list->params = NULL; 1383 if (list->token) { 1384 mtx_lock(&control_softc->ctl_lock); 1385 if (--list->token->active == 0) 1386 list->token->last_active = time_uptime; 1387 mtx_unlock(&control_softc->ctl_lock); 1388 list->token = NULL; 1389 } 1390 mtx_lock(&lun->lun_lock); 1391 if ((list->flags & EC_LIST_ID_USAGE_MASK) == EC_LIST_ID_USAGE_NONE) { 1392 TAILQ_REMOVE(&lun->tpc_lists, list, links); 1393 free(list, M_CTL); 1394 } else { 1395 list->completed = 1; 1396 list->last_active = time_uptime; 1397 list->sense_data = ctsio->sense_data; 1398 list->sense_len = ctsio->sense_len; 1399 list->scsi_status = ctsio->scsi_status; 1400 } 1401 mtx_unlock(&lun->lun_lock); 1402 1403 ctl_done((union ctl_io *)ctsio); 1404 } 1405 1406 /* 1407 * For any sort of check condition, busy, etc., we just retry. We do not 1408 * decrement the retry count for unit attention type errors. These are 1409 * normal, and we want to save the retry count for "real" errors. Otherwise, 1410 * we could end up with situations where a command will succeed in some 1411 * situations and fail in others, depending on whether a unit attention is 1412 * pending. Also, some of our error recovery actions, most notably the 1413 * LUN reset action, will cause a unit attention. 1414 * 1415 * We can add more detail here later if necessary. 1416 */ 1417 static tpc_error_action 1418 tpc_checkcond_parse(union ctl_io *io) 1419 { 1420 tpc_error_action error_action; 1421 int error_code, sense_key, asc, ascq; 1422 1423 /* 1424 * Default to retrying the command. 1425 */ 1426 error_action = TPC_ERR_RETRY; 1427 1428 scsi_extract_sense_len(&io->scsiio.sense_data, 1429 io->scsiio.sense_len, 1430 &error_code, 1431 &sense_key, 1432 &asc, 1433 &ascq, 1434 /*show_errors*/ 1); 1435 1436 switch (error_code) { 1437 case SSD_DEFERRED_ERROR: 1438 case SSD_DESC_DEFERRED_ERROR: 1439 error_action |= TPC_ERR_NO_DECREMENT; 1440 break; 1441 case SSD_CURRENT_ERROR: 1442 case SSD_DESC_CURRENT_ERROR: 1443 default: 1444 switch (sense_key) { 1445 case SSD_KEY_UNIT_ATTENTION: 1446 error_action |= TPC_ERR_NO_DECREMENT; 1447 break; 1448 case SSD_KEY_HARDWARE_ERROR: 1449 /* 1450 * This is our generic "something bad happened" 1451 * error code. It often isn't recoverable. 1452 */ 1453 if ((asc == 0x44) && (ascq == 0x00)) 1454 error_action = TPC_ERR_FAIL; 1455 break; 1456 case SSD_KEY_NOT_READY: 1457 /* 1458 * If the LUN is powered down, there likely isn't 1459 * much point in retrying right now. 1460 */ 1461 if ((asc == 0x04) && (ascq == 0x02)) 1462 error_action = TPC_ERR_FAIL; 1463 /* 1464 * If the LUN is offline, there probably isn't much 1465 * point in retrying, either. 1466 */ 1467 if ((asc == 0x04) && (ascq == 0x03)) 1468 error_action = TPC_ERR_FAIL; 1469 break; 1470 } 1471 } 1472 return (error_action); 1473 } 1474 1475 static tpc_error_action 1476 tpc_error_parse(union ctl_io *io) 1477 { 1478 tpc_error_action error_action = TPC_ERR_RETRY; 1479 1480 switch (io->io_hdr.io_type) { 1481 case CTL_IO_SCSI: 1482 switch (io->io_hdr.status & CTL_STATUS_MASK) { 1483 case CTL_SCSI_ERROR: 1484 switch (io->scsiio.scsi_status) { 1485 case SCSI_STATUS_CHECK_COND: 1486 error_action = tpc_checkcond_parse(io); 1487 break; 1488 default: 1489 break; 1490 } 1491 break; 1492 default: 1493 break; 1494 } 1495 break; 1496 case CTL_IO_TASK: 1497 break; 1498 default: 1499 panic("%s: invalid ctl_io type %d\n", __func__, 1500 io->io_hdr.io_type); 1501 break; 1502 } 1503 return (error_action); 1504 } 1505 1506 void 1507 tpc_done(union ctl_io *io) 1508 { 1509 struct tpc_io *tio, *tior; 1510 1511 /* 1512 * Very minimal retry logic. We basically retry if we got an error 1513 * back, and the retry count is greater than 0. If we ever want 1514 * more sophisticated initiator type behavior, the CAM error 1515 * recovery code in ../common might be helpful. 1516 */ 1517 // if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1518 // ctl_io_error_print(io, NULL); 1519 tio = io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr; 1520 if (((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1521 && (io->io_hdr.retries > 0)) { 1522 ctl_io_status old_status; 1523 tpc_error_action error_action; 1524 1525 error_action = tpc_error_parse(io); 1526 switch (error_action & TPC_ERR_MASK) { 1527 case TPC_ERR_FAIL: 1528 break; 1529 case TPC_ERR_RETRY: 1530 default: 1531 if ((error_action & TPC_ERR_NO_DECREMENT) == 0) 1532 io->io_hdr.retries--; 1533 old_status = io->io_hdr.status; 1534 io->io_hdr.status = CTL_STATUS_NONE; 1535 io->io_hdr.flags &= ~CTL_FLAG_ABORT; 1536 io->io_hdr.flags &= ~CTL_FLAG_SENT_2OTHER_SC; 1537 if (tpcl_queue(io, tio->lun) != CTL_RETVAL_COMPLETE) { 1538 printf("%s: error returned from ctl_queue()!\n", 1539 __func__); 1540 io->io_hdr.status = old_status; 1541 } else 1542 return; 1543 } 1544 } 1545 1546 if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1547 tio->list->error = 1; 1548 else 1549 atomic_add_int(&tio->list->curops, 1); 1550 if (!tio->list->error && !tio->list->abort) { 1551 while ((tior = TAILQ_FIRST(&tio->run)) != NULL) { 1552 TAILQ_REMOVE(&tio->run, tior, rlinks); 1553 atomic_add_int(&tio->list->tbdio, 1); 1554 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 1555 panic("tpcl_queue() error"); 1556 } 1557 } 1558 if (atomic_fetchadd_int(&tio->list->tbdio, -1) == 1) 1559 tpc_process(tio->list); 1560 } 1561 1562 int 1563 ctl_extended_copy_lid1(struct ctl_scsiio *ctsio) 1564 { 1565 struct scsi_extended_copy *cdb; 1566 struct scsi_extended_copy_lid1_data *data; 1567 struct ctl_lun *lun; 1568 struct tpc_list *list, *tlist; 1569 uint8_t *ptr; 1570 char *value; 1571 int len, off, lencscd, lenseg, leninl, nseg; 1572 1573 CTL_DEBUG_PRINT(("ctl_extended_copy_lid1\n")); 1574 1575 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1576 cdb = (struct scsi_extended_copy *)ctsio->cdb; 1577 len = scsi_4btoul(cdb->length); 1578 1579 if (len < sizeof(struct scsi_extended_copy_lid1_data) || 1580 len > sizeof(struct scsi_extended_copy_lid1_data) + 1581 TPC_MAX_LIST + TPC_MAX_INLINE) { 1582 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1583 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1584 goto done; 1585 } 1586 1587 /* 1588 * If we've got a kernel request that hasn't been malloced yet, 1589 * malloc it and tell the caller the data buffer is here. 1590 */ 1591 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1592 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1593 ctsio->kern_data_len = len; 1594 ctsio->kern_total_len = len; 1595 ctsio->kern_data_resid = 0; 1596 ctsio->kern_rel_offset = 0; 1597 ctsio->kern_sg_entries = 0; 1598 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1599 ctsio->be_move_done = ctl_config_move_done; 1600 ctl_datamove((union ctl_io *)ctsio); 1601 1602 return (CTL_RETVAL_COMPLETE); 1603 } 1604 1605 data = (struct scsi_extended_copy_lid1_data *)ctsio->kern_data_ptr; 1606 lencscd = scsi_2btoul(data->cscd_list_length); 1607 lenseg = scsi_4btoul(data->segment_list_length); 1608 leninl = scsi_4btoul(data->inline_data_length); 1609 if (len < sizeof(struct scsi_extended_copy_lid1_data) + 1610 lencscd + lenseg + leninl || 1611 leninl > TPC_MAX_INLINE) { 1612 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1613 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1614 goto done; 1615 } 1616 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) { 1617 ctl_set_sense(ctsio, /*current_error*/ 1, 1618 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1619 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE); 1620 goto done; 1621 } 1622 if (lencscd + lenseg > TPC_MAX_LIST) { 1623 ctl_set_param_len_error(ctsio); 1624 goto done; 1625 } 1626 1627 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1628 list->service_action = cdb->service_action; 1629 value = ctl_get_opt(&lun->be_lun->options, "insecure_tpc"); 1630 if (value != NULL && strcmp(value, "on") == 0) 1631 list->init_port = -1; 1632 else 1633 list->init_port = ctsio->io_hdr.nexus.targ_port; 1634 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1635 list->list_id = data->list_identifier; 1636 list->flags = data->flags; 1637 list->params = ctsio->kern_data_ptr; 1638 list->cscd = (struct scsi_ec_cscd *)&data->data[0]; 1639 ptr = &data->data[lencscd]; 1640 for (nseg = 0, off = 0; off < lenseg; nseg++) { 1641 if (nseg >= TPC_MAX_SEGS) { 1642 free(list, M_CTL); 1643 ctl_set_sense(ctsio, /*current_error*/ 1, 1644 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1645 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE); 1646 goto done; 1647 } 1648 list->seg[nseg] = (struct scsi_ec_segment *)(ptr + off); 1649 off += sizeof(struct scsi_ec_segment) + 1650 scsi_2btoul(list->seg[nseg]->descr_length); 1651 } 1652 list->inl = &data->data[lencscd + lenseg]; 1653 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd); 1654 list->nseg = nseg; 1655 list->leninl = leninl; 1656 list->ctsio = ctsio; 1657 list->lun = lun; 1658 mtx_lock(&lun->lun_lock); 1659 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) { 1660 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1661 if (tlist != NULL && !tlist->completed) { 1662 mtx_unlock(&lun->lun_lock); 1663 free(list, M_CTL); 1664 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1665 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1666 /*bit*/ 0); 1667 goto done; 1668 } 1669 if (tlist != NULL) { 1670 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1671 free(tlist, M_CTL); 1672 } 1673 } 1674 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1675 mtx_unlock(&lun->lun_lock); 1676 1677 tpc_process(list); 1678 return (CTL_RETVAL_COMPLETE); 1679 1680 done: 1681 ctl_done((union ctl_io *)ctsio); 1682 return (CTL_RETVAL_COMPLETE); 1683 } 1684 1685 int 1686 ctl_extended_copy_lid4(struct ctl_scsiio *ctsio) 1687 { 1688 struct scsi_extended_copy *cdb; 1689 struct scsi_extended_copy_lid4_data *data; 1690 struct ctl_lun *lun; 1691 struct tpc_list *list, *tlist; 1692 uint8_t *ptr; 1693 char *value; 1694 int len, off, lencscd, lenseg, leninl, nseg; 1695 1696 CTL_DEBUG_PRINT(("ctl_extended_copy_lid4\n")); 1697 1698 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1699 cdb = (struct scsi_extended_copy *)ctsio->cdb; 1700 len = scsi_4btoul(cdb->length); 1701 1702 if (len < sizeof(struct scsi_extended_copy_lid4_data) || 1703 len > sizeof(struct scsi_extended_copy_lid4_data) + 1704 TPC_MAX_LIST + TPC_MAX_INLINE) { 1705 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1706 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1707 goto done; 1708 } 1709 1710 /* 1711 * If we've got a kernel request that hasn't been malloced yet, 1712 * malloc it and tell the caller the data buffer is here. 1713 */ 1714 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1715 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1716 ctsio->kern_data_len = len; 1717 ctsio->kern_total_len = len; 1718 ctsio->kern_data_resid = 0; 1719 ctsio->kern_rel_offset = 0; 1720 ctsio->kern_sg_entries = 0; 1721 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1722 ctsio->be_move_done = ctl_config_move_done; 1723 ctl_datamove((union ctl_io *)ctsio); 1724 1725 return (CTL_RETVAL_COMPLETE); 1726 } 1727 1728 data = (struct scsi_extended_copy_lid4_data *)ctsio->kern_data_ptr; 1729 lencscd = scsi_2btoul(data->cscd_list_length); 1730 lenseg = scsi_2btoul(data->segment_list_length); 1731 leninl = scsi_2btoul(data->inline_data_length); 1732 if (len < sizeof(struct scsi_extended_copy_lid4_data) + 1733 lencscd + lenseg + leninl || 1734 leninl > TPC_MAX_INLINE) { 1735 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1736 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1737 goto done; 1738 } 1739 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) { 1740 ctl_set_sense(ctsio, /*current_error*/ 1, 1741 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1742 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE); 1743 goto done; 1744 } 1745 if (lencscd + lenseg > TPC_MAX_LIST) { 1746 ctl_set_param_len_error(ctsio); 1747 goto done; 1748 } 1749 1750 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1751 list->service_action = cdb->service_action; 1752 value = ctl_get_opt(&lun->be_lun->options, "insecure_tpc"); 1753 if (value != NULL && strcmp(value, "on") == 0) 1754 list->init_port = -1; 1755 else 1756 list->init_port = ctsio->io_hdr.nexus.targ_port; 1757 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1758 list->list_id = scsi_4btoul(data->list_identifier); 1759 list->flags = data->flags; 1760 list->params = ctsio->kern_data_ptr; 1761 list->cscd = (struct scsi_ec_cscd *)&data->data[0]; 1762 ptr = &data->data[lencscd]; 1763 for (nseg = 0, off = 0; off < lenseg; nseg++) { 1764 if (nseg >= TPC_MAX_SEGS) { 1765 free(list, M_CTL); 1766 ctl_set_sense(ctsio, /*current_error*/ 1, 1767 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1768 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE); 1769 goto done; 1770 } 1771 list->seg[nseg] = (struct scsi_ec_segment *)(ptr + off); 1772 off += sizeof(struct scsi_ec_segment) + 1773 scsi_2btoul(list->seg[nseg]->descr_length); 1774 } 1775 list->inl = &data->data[lencscd + lenseg]; 1776 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd); 1777 list->nseg = nseg; 1778 list->leninl = leninl; 1779 list->ctsio = ctsio; 1780 list->lun = lun; 1781 mtx_lock(&lun->lun_lock); 1782 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) { 1783 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1784 if (tlist != NULL && !tlist->completed) { 1785 mtx_unlock(&lun->lun_lock); 1786 free(list, M_CTL); 1787 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1788 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1789 /*bit*/ 0); 1790 goto done; 1791 } 1792 if (tlist != NULL) { 1793 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1794 free(tlist, M_CTL); 1795 } 1796 } 1797 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1798 mtx_unlock(&lun->lun_lock); 1799 1800 tpc_process(list); 1801 return (CTL_RETVAL_COMPLETE); 1802 1803 done: 1804 ctl_done((union ctl_io *)ctsio); 1805 return (CTL_RETVAL_COMPLETE); 1806 } 1807 1808 static void 1809 tpc_create_token(struct ctl_lun *lun, struct ctl_port *port, off_t len, 1810 struct scsi_token *token) 1811 { 1812 static int id = 0; 1813 struct scsi_vpd_id_descriptor *idd = NULL; 1814 struct scsi_ec_cscd_id *cscd; 1815 struct scsi_read_capacity_data_long *dtsd; 1816 int targid_len; 1817 1818 scsi_ulto4b(ROD_TYPE_AUR, token->type); 1819 scsi_ulto2b(0x01f8, token->length); 1820 scsi_u64to8b(atomic_fetchadd_int(&id, 1), &token->body[0]); 1821 if (lun->lun_devid) 1822 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *) 1823 lun->lun_devid->data, lun->lun_devid->len, 1824 scsi_devid_is_lun_naa); 1825 if (idd == NULL && lun->lun_devid) 1826 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *) 1827 lun->lun_devid->data, lun->lun_devid->len, 1828 scsi_devid_is_lun_eui64); 1829 if (idd != NULL) { 1830 cscd = (struct scsi_ec_cscd_id *)&token->body[8]; 1831 cscd->type_code = EC_CSCD_ID; 1832 cscd->luidt_pdt = T_DIRECT; 1833 memcpy(&cscd->codeset, idd, 4 + idd->length); 1834 scsi_ulto3b(lun->be_lun->blocksize, cscd->dtsp.block_length); 1835 } 1836 scsi_u64to8b(0, &token->body[40]); /* XXX: Should be 128bit value. */ 1837 scsi_u64to8b(len, &token->body[48]); 1838 1839 /* ROD token device type specific data (RC16 without first field) */ 1840 dtsd = (struct scsi_read_capacity_data_long *)&token->body[88 - 8]; 1841 scsi_ulto4b(lun->be_lun->blocksize, dtsd->length); 1842 dtsd->prot_lbppbe = lun->be_lun->pblockexp & SRC16_LBPPBE; 1843 scsi_ulto2b(lun->be_lun->pblockoff & SRC16_LALBA_A, dtsd->lalba_lbp); 1844 if (lun->be_lun->flags & CTL_LUN_FLAG_UNMAP) 1845 dtsd->lalba_lbp[0] |= SRC16_LBPME | SRC16_LBPRZ; 1846 1847 if (port->target_devid) { 1848 targid_len = port->target_devid->len; 1849 memcpy(&token->body[120], port->target_devid->data, targid_len); 1850 } else 1851 targid_len = 32; 1852 arc4rand(&token->body[120 + targid_len], 384 - targid_len, 0); 1853 }; 1854 1855 int 1856 ctl_populate_token(struct ctl_scsiio *ctsio) 1857 { 1858 struct scsi_populate_token *cdb; 1859 struct scsi_populate_token_data *data; 1860 struct ctl_lun *lun; 1861 struct ctl_port *port; 1862 struct tpc_list *list, *tlist; 1863 struct tpc_token *token; 1864 int len, lendesc; 1865 1866 CTL_DEBUG_PRINT(("ctl_populate_token\n")); 1867 1868 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1869 port = control_softc->ctl_ports[ctl_port_idx(ctsio->io_hdr.nexus.targ_port)]; 1870 cdb = (struct scsi_populate_token *)ctsio->cdb; 1871 len = scsi_4btoul(cdb->length); 1872 1873 if (len < sizeof(struct scsi_populate_token_data) || 1874 len > sizeof(struct scsi_populate_token_data) + 1875 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) { 1876 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1877 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1878 goto done; 1879 } 1880 1881 /* 1882 * If we've got a kernel request that hasn't been malloced yet, 1883 * malloc it and tell the caller the data buffer is here. 1884 */ 1885 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1886 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1887 ctsio->kern_data_len = len; 1888 ctsio->kern_total_len = len; 1889 ctsio->kern_data_resid = 0; 1890 ctsio->kern_rel_offset = 0; 1891 ctsio->kern_sg_entries = 0; 1892 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1893 ctsio->be_move_done = ctl_config_move_done; 1894 ctl_datamove((union ctl_io *)ctsio); 1895 1896 return (CTL_RETVAL_COMPLETE); 1897 } 1898 1899 data = (struct scsi_populate_token_data *)ctsio->kern_data_ptr; 1900 lendesc = scsi_2btoul(data->range_descriptor_length); 1901 if (len < sizeof(struct scsi_populate_token_data) + lendesc) { 1902 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1903 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1904 goto done; 1905 } 1906 /* 1907 printf("PT(list=%u) flags=%x to=%d rt=%x len=%x\n", 1908 scsi_4btoul(cdb->list_identifier), 1909 data->flags, scsi_4btoul(data->inactivity_timeout), 1910 scsi_4btoul(data->rod_type), 1911 scsi_2btoul(data->range_descriptor_length)); 1912 */ 1913 if ((data->flags & EC_PT_RTV) && 1914 scsi_4btoul(data->rod_type) != ROD_TYPE_AUR) { 1915 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1916 /*field*/ 8, /*bit_valid*/ 0, /*bit*/ 0); 1917 goto done; 1918 } 1919 1920 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1921 list->service_action = cdb->service_action; 1922 list->init_port = ctsio->io_hdr.nexus.targ_port; 1923 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1924 list->list_id = scsi_4btoul(cdb->list_identifier); 1925 list->flags = data->flags; 1926 list->ctsio = ctsio; 1927 list->lun = lun; 1928 mtx_lock(&lun->lun_lock); 1929 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1930 if (tlist != NULL && !tlist->completed) { 1931 mtx_unlock(&lun->lun_lock); 1932 free(list, M_CTL); 1933 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1934 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1935 /*bit*/ 0); 1936 goto done; 1937 } 1938 if (tlist != NULL) { 1939 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1940 free(tlist, M_CTL); 1941 } 1942 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1943 mtx_unlock(&lun->lun_lock); 1944 1945 token = malloc(sizeof(*token), M_CTL, M_WAITOK | M_ZERO); 1946 token->lun = lun->lun; 1947 token->blocksize = lun->be_lun->blocksize; 1948 token->params = ctsio->kern_data_ptr; 1949 token->range = &data->desc[0]; 1950 token->nrange = scsi_2btoul(data->range_descriptor_length) / 1951 sizeof(struct scsi_range_desc); 1952 list->cursectors = tpc_ranges_length(token->range, token->nrange); 1953 list->curbytes = (off_t)list->cursectors * lun->be_lun->blocksize; 1954 tpc_create_token(lun, port, list->curbytes, 1955 (struct scsi_token *)token->token); 1956 token->active = 0; 1957 token->last_active = time_uptime; 1958 token->timeout = scsi_4btoul(data->inactivity_timeout); 1959 if (token->timeout == 0) 1960 token->timeout = TPC_DFL_TOKEN_TIMEOUT; 1961 else if (token->timeout < TPC_MIN_TOKEN_TIMEOUT) 1962 token->timeout = TPC_MIN_TOKEN_TIMEOUT; 1963 else if (token->timeout > TPC_MAX_TOKEN_TIMEOUT) { 1964 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1965 /*command*/ 0, /*field*/ 4, /*bit_valid*/ 0, 1966 /*bit*/ 0); 1967 } 1968 memcpy(list->res_token, token->token, sizeof(list->res_token)); 1969 list->res_token_valid = 1; 1970 list->curseg = 0; 1971 list->completed = 1; 1972 list->last_active = time_uptime; 1973 mtx_lock(&control_softc->ctl_lock); 1974 TAILQ_INSERT_TAIL(&control_softc->tpc_tokens, token, links); 1975 mtx_unlock(&control_softc->ctl_lock); 1976 ctl_set_success(ctsio); 1977 ctl_done((union ctl_io *)ctsio); 1978 return (CTL_RETVAL_COMPLETE); 1979 1980 done: 1981 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) 1982 free(ctsio->kern_data_ptr, M_CTL); 1983 ctl_done((union ctl_io *)ctsio); 1984 return (CTL_RETVAL_COMPLETE); 1985 } 1986 1987 int 1988 ctl_write_using_token(struct ctl_scsiio *ctsio) 1989 { 1990 struct scsi_write_using_token *cdb; 1991 struct scsi_write_using_token_data *data; 1992 struct ctl_lun *lun; 1993 struct tpc_list *list, *tlist; 1994 struct tpc_token *token; 1995 int len, lendesc; 1996 1997 CTL_DEBUG_PRINT(("ctl_write_using_token\n")); 1998 1999 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2000 cdb = (struct scsi_write_using_token *)ctsio->cdb; 2001 len = scsi_4btoul(cdb->length); 2002 2003 if (len < sizeof(struct scsi_populate_token_data) || 2004 len > sizeof(struct scsi_populate_token_data) + 2005 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) { 2006 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 2007 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 2008 goto done; 2009 } 2010 2011 /* 2012 * If we've got a kernel request that hasn't been malloced yet, 2013 * malloc it and tell the caller the data buffer is here. 2014 */ 2015 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 2016 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 2017 ctsio->kern_data_len = len; 2018 ctsio->kern_total_len = len; 2019 ctsio->kern_data_resid = 0; 2020 ctsio->kern_rel_offset = 0; 2021 ctsio->kern_sg_entries = 0; 2022 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2023 ctsio->be_move_done = ctl_config_move_done; 2024 ctl_datamove((union ctl_io *)ctsio); 2025 2026 return (CTL_RETVAL_COMPLETE); 2027 } 2028 2029 data = (struct scsi_write_using_token_data *)ctsio->kern_data_ptr; 2030 lendesc = scsi_2btoul(data->range_descriptor_length); 2031 if (len < sizeof(struct scsi_populate_token_data) + lendesc) { 2032 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 2033 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 2034 goto done; 2035 } 2036 /* 2037 printf("WUT(list=%u) flags=%x off=%ju len=%x\n", 2038 scsi_4btoul(cdb->list_identifier), 2039 data->flags, scsi_8btou64(data->offset_into_rod), 2040 scsi_2btoul(data->range_descriptor_length)); 2041 */ 2042 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 2043 list->service_action = cdb->service_action; 2044 list->init_port = ctsio->io_hdr.nexus.targ_port; 2045 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 2046 list->list_id = scsi_4btoul(cdb->list_identifier); 2047 list->flags = data->flags; 2048 list->params = ctsio->kern_data_ptr; 2049 list->range = &data->desc[0]; 2050 list->nrange = scsi_2btoul(data->range_descriptor_length) / 2051 sizeof(struct scsi_range_desc); 2052 list->offset_into_rod = scsi_8btou64(data->offset_into_rod); 2053 list->ctsio = ctsio; 2054 list->lun = lun; 2055 mtx_lock(&lun->lun_lock); 2056 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 2057 if (tlist != NULL && !tlist->completed) { 2058 mtx_unlock(&lun->lun_lock); 2059 free(list, M_CTL); 2060 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 2061 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 2062 /*bit*/ 0); 2063 goto done; 2064 } 2065 if (tlist != NULL) { 2066 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 2067 free(tlist, M_CTL); 2068 } 2069 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 2070 mtx_unlock(&lun->lun_lock); 2071 2072 /* Block device zero ROD token -> no token. */ 2073 if (scsi_4btoul(data->rod_token) == ROD_TYPE_BLOCK_ZERO) { 2074 tpc_process(list); 2075 return (CTL_RETVAL_COMPLETE); 2076 } 2077 2078 mtx_lock(&control_softc->ctl_lock); 2079 TAILQ_FOREACH(token, &control_softc->tpc_tokens, links) { 2080 if (memcmp(token->token, data->rod_token, 2081 sizeof(data->rod_token)) == 0) 2082 break; 2083 } 2084 if (token != NULL) { 2085 token->active++; 2086 list->token = token; 2087 if (data->flags & EC_WUT_DEL_TKN) 2088 token->timeout = 0; 2089 } 2090 mtx_unlock(&control_softc->ctl_lock); 2091 if (token == NULL) { 2092 mtx_lock(&lun->lun_lock); 2093 TAILQ_REMOVE(&lun->tpc_lists, list, links); 2094 mtx_unlock(&lun->lun_lock); 2095 free(list, M_CTL); 2096 ctl_set_sense(ctsio, /*current_error*/ 1, 2097 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 2098 /*asc*/ 0x23, /*ascq*/ 0x04, SSD_ELEM_NONE); 2099 goto done; 2100 } 2101 2102 tpc_process(list); 2103 return (CTL_RETVAL_COMPLETE); 2104 2105 done: 2106 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) 2107 free(ctsio->kern_data_ptr, M_CTL); 2108 ctl_done((union ctl_io *)ctsio); 2109 return (CTL_RETVAL_COMPLETE); 2110 } 2111 2112 int 2113 ctl_receive_rod_token_information(struct ctl_scsiio *ctsio) 2114 { 2115 struct ctl_lun *lun; 2116 struct scsi_receive_rod_token_information *cdb; 2117 struct scsi_receive_copy_status_lid4_data *data; 2118 struct tpc_list *list; 2119 struct tpc_list list_copy; 2120 uint8_t *ptr; 2121 int retval; 2122 int alloc_len, total_len, token_len; 2123 uint32_t list_id; 2124 2125 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n")); 2126 2127 cdb = (struct scsi_receive_rod_token_information *)ctsio->cdb; 2128 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2129 2130 retval = CTL_RETVAL_COMPLETE; 2131 2132 list_id = scsi_4btoul(cdb->list_identifier); 2133 mtx_lock(&lun->lun_lock); 2134 list = tpc_find_list(lun, list_id, 2135 ctl_get_resindex(&ctsio->io_hdr.nexus)); 2136 if (list == NULL) { 2137 mtx_unlock(&lun->lun_lock); 2138 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 2139 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 2140 /*bit*/ 0); 2141 ctl_done((union ctl_io *)ctsio); 2142 return (retval); 2143 } 2144 list_copy = *list; 2145 if (list->completed) { 2146 TAILQ_REMOVE(&lun->tpc_lists, list, links); 2147 free(list, M_CTL); 2148 } 2149 mtx_unlock(&lun->lun_lock); 2150 2151 token_len = list_copy.res_token_valid ? 2 + sizeof(list_copy.res_token) : 0; 2152 total_len = sizeof(*data) + list_copy.sense_len + 4 + token_len; 2153 alloc_len = scsi_4btoul(cdb->length); 2154 2155 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 2156 2157 ctsio->kern_sg_entries = 0; 2158 2159 if (total_len < alloc_len) { 2160 ctsio->residual = alloc_len - total_len; 2161 ctsio->kern_data_len = total_len; 2162 ctsio->kern_total_len = total_len; 2163 } else { 2164 ctsio->residual = 0; 2165 ctsio->kern_data_len = alloc_len; 2166 ctsio->kern_total_len = alloc_len; 2167 } 2168 ctsio->kern_data_resid = 0; 2169 ctsio->kern_rel_offset = 0; 2170 2171 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr; 2172 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len + 2173 4 + token_len, data->available_data); 2174 data->response_to_service_action = list_copy.service_action; 2175 if (list_copy.completed) { 2176 if (list_copy.error) 2177 data->copy_command_status = RCS_CCS_ERROR; 2178 else if (list_copy.abort) 2179 data->copy_command_status = RCS_CCS_ABORTED; 2180 else 2181 data->copy_command_status = RCS_CCS_COMPLETED; 2182 } else 2183 data->copy_command_status = RCS_CCS_INPROG_FG; 2184 scsi_ulto2b(list_copy.curops, data->operation_counter); 2185 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay); 2186 data->transfer_count_units = RCS_TC_LBAS; 2187 scsi_u64to8b(list_copy.cursectors, data->transfer_count); 2188 scsi_ulto2b(list_copy.curseg, data->segments_processed); 2189 data->length_of_the_sense_data_field = list_copy.sense_len; 2190 data->sense_data_length = list_copy.sense_len; 2191 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 2192 2193 ptr = &data->sense_data[data->length_of_the_sense_data_field]; 2194 scsi_ulto4b(token_len, &ptr[0]); 2195 if (list_copy.res_token_valid) { 2196 scsi_ulto2b(0, &ptr[4]); 2197 memcpy(&ptr[6], list_copy.res_token, sizeof(list_copy.res_token)); 2198 } 2199 /* 2200 printf("RRTI(list=%u) valid=%d\n", 2201 scsi_4btoul(cdb->list_identifier), list_copy.res_token_valid); 2202 */ 2203 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2204 ctsio->be_move_done = ctl_config_move_done; 2205 2206 ctl_datamove((union ctl_io *)ctsio); 2207 return (retval); 2208 } 2209 2210 int 2211 ctl_report_all_rod_tokens(struct ctl_scsiio *ctsio) 2212 { 2213 struct ctl_lun *lun; 2214 struct scsi_report_all_rod_tokens *cdb; 2215 struct scsi_report_all_rod_tokens_data *data; 2216 struct tpc_token *token; 2217 int retval; 2218 int alloc_len, total_len, tokens, i; 2219 2220 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n")); 2221 2222 cdb = (struct scsi_report_all_rod_tokens *)ctsio->cdb; 2223 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2224 2225 retval = CTL_RETVAL_COMPLETE; 2226 2227 tokens = 0; 2228 mtx_lock(&control_softc->ctl_lock); 2229 TAILQ_FOREACH(token, &control_softc->tpc_tokens, links) 2230 tokens++; 2231 mtx_unlock(&control_softc->ctl_lock); 2232 if (tokens > 512) 2233 tokens = 512; 2234 2235 total_len = sizeof(*data) + tokens * 96; 2236 alloc_len = scsi_4btoul(cdb->length); 2237 2238 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 2239 2240 ctsio->kern_sg_entries = 0; 2241 2242 if (total_len < alloc_len) { 2243 ctsio->residual = alloc_len - total_len; 2244 ctsio->kern_data_len = total_len; 2245 ctsio->kern_total_len = total_len; 2246 } else { 2247 ctsio->residual = 0; 2248 ctsio->kern_data_len = alloc_len; 2249 ctsio->kern_total_len = alloc_len; 2250 } 2251 ctsio->kern_data_resid = 0; 2252 ctsio->kern_rel_offset = 0; 2253 2254 data = (struct scsi_report_all_rod_tokens_data *)ctsio->kern_data_ptr; 2255 i = 0; 2256 mtx_lock(&control_softc->ctl_lock); 2257 TAILQ_FOREACH(token, &control_softc->tpc_tokens, links) { 2258 if (i >= tokens) 2259 break; 2260 memcpy(&data->rod_management_token_list[i * 96], 2261 token->token, 96); 2262 i++; 2263 } 2264 mtx_unlock(&control_softc->ctl_lock); 2265 scsi_ulto4b(sizeof(*data) - 4 + i * 96, data->available_data); 2266 /* 2267 printf("RART tokens=%d\n", i); 2268 */ 2269 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2270 ctsio->be_move_done = ctl_config_move_done; 2271 2272 ctl_datamove((union ctl_io *)ctsio); 2273 return (retval); 2274 } 2275 2276