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 ctl_set_success(ctsio); 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 ctl_set_success(ctsio); 491 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 492 ctsio->be_move_done = ctl_config_move_done; 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 ctl_set_success(ctsio); 588 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 589 ctsio->be_move_done = ctl_config_move_done; 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 ctl_set_success(ctsio); 660 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 661 ctsio->be_move_done = ctl_config_move_done; 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 ctl_set_success(ctsio); 746 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 747 ctsio->be_move_done = ctl_config_move_done; 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 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 = tior; 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 scsi_ec_segment *seg; 1300 struct ctl_scsiio *ctsio = list->ctsio; 1301 int retval = CTL_RETVAL_COMPLETE; 1302 1303 if (list->service_action == EC_WUT) { 1304 if (list->token != NULL) 1305 retval = tpc_process_wut(list); 1306 else 1307 retval = tpc_process_zero_wut(list); 1308 if (retval == CTL_RETVAL_QUEUED) 1309 return; 1310 if (retval == CTL_RETVAL_ERROR) { 1311 list->error = 1; 1312 goto done; 1313 } 1314 } else { 1315 //printf("ZZZ %d cscd, %d segs\n", list->ncscd, list->nseg); 1316 while (list->curseg < list->nseg) { 1317 seg = list->seg[list->curseg]; 1318 switch (seg->type_code) { 1319 case EC_SEG_B2B: 1320 retval = tpc_process_b2b(list); 1321 break; 1322 case EC_SEG_VERIFY: 1323 retval = tpc_process_verify(list); 1324 break; 1325 case EC_SEG_REGISTER_KEY: 1326 retval = tpc_process_register_key(list); 1327 break; 1328 default: 1329 ctl_set_sense(ctsio, /*current_error*/ 1, 1330 /*sense_key*/ SSD_KEY_COPY_ABORTED, 1331 /*asc*/ 0x26, /*ascq*/ 0x09, SSD_ELEM_NONE); 1332 goto done; 1333 } 1334 if (retval == CTL_RETVAL_QUEUED) 1335 return; 1336 if (retval == CTL_RETVAL_ERROR) { 1337 list->error = 1; 1338 goto done; 1339 } 1340 list->curseg++; 1341 list->stage = 0; 1342 } 1343 } 1344 1345 ctl_set_success(ctsio); 1346 1347 done: 1348 //printf("ZZZ done\n"); 1349 free(list->params, M_CTL); 1350 list->params = NULL; 1351 if (list->token) { 1352 mtx_lock(&control_softc->ctl_lock); 1353 if (--list->token->active == 0) 1354 list->token->last_active = time_uptime; 1355 mtx_unlock(&control_softc->ctl_lock); 1356 list->token = NULL; 1357 } 1358 mtx_lock(&lun->lun_lock); 1359 if ((list->flags & EC_LIST_ID_USAGE_MASK) == EC_LIST_ID_USAGE_NONE) { 1360 TAILQ_REMOVE(&lun->tpc_lists, list, links); 1361 free(list, M_CTL); 1362 } else { 1363 list->completed = 1; 1364 list->last_active = time_uptime; 1365 list->sense_data = ctsio->sense_data; 1366 list->sense_len = ctsio->sense_len; 1367 list->scsi_status = ctsio->scsi_status; 1368 } 1369 mtx_unlock(&lun->lun_lock); 1370 1371 ctl_done((union ctl_io *)ctsio); 1372 } 1373 1374 /* 1375 * For any sort of check condition, busy, etc., we just retry. We do not 1376 * decrement the retry count for unit attention type errors. These are 1377 * normal, and we want to save the retry count for "real" errors. Otherwise, 1378 * we could end up with situations where a command will succeed in some 1379 * situations and fail in others, depending on whether a unit attention is 1380 * pending. Also, some of our error recovery actions, most notably the 1381 * LUN reset action, will cause a unit attention. 1382 * 1383 * We can add more detail here later if necessary. 1384 */ 1385 static tpc_error_action 1386 tpc_checkcond_parse(union ctl_io *io) 1387 { 1388 tpc_error_action error_action; 1389 int error_code, sense_key, asc, ascq; 1390 1391 /* 1392 * Default to retrying the command. 1393 */ 1394 error_action = TPC_ERR_RETRY; 1395 1396 scsi_extract_sense_len(&io->scsiio.sense_data, 1397 io->scsiio.sense_len, 1398 &error_code, 1399 &sense_key, 1400 &asc, 1401 &ascq, 1402 /*show_errors*/ 1); 1403 1404 switch (error_code) { 1405 case SSD_DEFERRED_ERROR: 1406 case SSD_DESC_DEFERRED_ERROR: 1407 error_action |= TPC_ERR_NO_DECREMENT; 1408 break; 1409 case SSD_CURRENT_ERROR: 1410 case SSD_DESC_CURRENT_ERROR: 1411 default: 1412 switch (sense_key) { 1413 case SSD_KEY_UNIT_ATTENTION: 1414 error_action |= TPC_ERR_NO_DECREMENT; 1415 break; 1416 case SSD_KEY_HARDWARE_ERROR: 1417 /* 1418 * This is our generic "something bad happened" 1419 * error code. It often isn't recoverable. 1420 */ 1421 if ((asc == 0x44) && (ascq == 0x00)) 1422 error_action = TPC_ERR_FAIL; 1423 break; 1424 case SSD_KEY_NOT_READY: 1425 /* 1426 * If the LUN is powered down, there likely isn't 1427 * much point in retrying right now. 1428 */ 1429 if ((asc == 0x04) && (ascq == 0x02)) 1430 error_action = TPC_ERR_FAIL; 1431 /* 1432 * If the LUN is offline, there probably isn't much 1433 * point in retrying, either. 1434 */ 1435 if ((asc == 0x04) && (ascq == 0x03)) 1436 error_action = TPC_ERR_FAIL; 1437 break; 1438 } 1439 } 1440 return (error_action); 1441 } 1442 1443 static tpc_error_action 1444 tpc_error_parse(union ctl_io *io) 1445 { 1446 tpc_error_action error_action = TPC_ERR_RETRY; 1447 1448 switch (io->io_hdr.io_type) { 1449 case CTL_IO_SCSI: 1450 switch (io->io_hdr.status & CTL_STATUS_MASK) { 1451 case CTL_SCSI_ERROR: 1452 switch (io->scsiio.scsi_status) { 1453 case SCSI_STATUS_CHECK_COND: 1454 error_action = tpc_checkcond_parse(io); 1455 break; 1456 default: 1457 break; 1458 } 1459 break; 1460 default: 1461 break; 1462 } 1463 break; 1464 case CTL_IO_TASK: 1465 break; 1466 default: 1467 panic("%s: invalid ctl_io type %d\n", __func__, 1468 io->io_hdr.io_type); 1469 break; 1470 } 1471 return (error_action); 1472 } 1473 1474 void 1475 tpc_done(union ctl_io *io) 1476 { 1477 struct tpc_io *tio, *tior; 1478 1479 /* 1480 * Very minimal retry logic. We basically retry if we got an error 1481 * back, and the retry count is greater than 0. If we ever want 1482 * more sophisticated initiator type behavior, the CAM error 1483 * recovery code in ../common might be helpful. 1484 */ 1485 tio = io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr; 1486 if (((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1487 && (io->io_hdr.retries > 0)) { 1488 ctl_io_status old_status; 1489 tpc_error_action error_action; 1490 1491 error_action = tpc_error_parse(io); 1492 switch (error_action & TPC_ERR_MASK) { 1493 case TPC_ERR_FAIL: 1494 break; 1495 case TPC_ERR_RETRY: 1496 default: 1497 if ((error_action & TPC_ERR_NO_DECREMENT) == 0) 1498 io->io_hdr.retries--; 1499 old_status = io->io_hdr.status; 1500 io->io_hdr.status = CTL_STATUS_NONE; 1501 io->io_hdr.flags &= ~CTL_FLAG_ABORT; 1502 io->io_hdr.flags &= ~CTL_FLAG_SENT_2OTHER_SC; 1503 if (tpcl_queue(io, tio->lun) != CTL_RETVAL_COMPLETE) { 1504 printf("%s: error returned from ctl_queue()!\n", 1505 __func__); 1506 io->io_hdr.status = old_status; 1507 } else 1508 return; 1509 } 1510 } 1511 1512 if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) 1513 tio->list->error = 1; 1514 else 1515 atomic_add_int(&tio->list->curops, 1); 1516 if (!tio->list->error && !tio->list->abort) { 1517 while ((tior = TAILQ_FIRST(&tio->run)) != NULL) { 1518 TAILQ_REMOVE(&tio->run, tior, rlinks); 1519 atomic_add_int(&tio->list->tbdio, 1); 1520 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE) 1521 panic("tpcl_queue() error"); 1522 } 1523 } 1524 if (atomic_fetchadd_int(&tio->list->tbdio, -1) == 1) 1525 tpc_process(tio->list); 1526 } 1527 1528 int 1529 ctl_extended_copy_lid1(struct ctl_scsiio *ctsio) 1530 { 1531 struct scsi_extended_copy *cdb; 1532 struct scsi_extended_copy_lid1_data *data; 1533 struct ctl_lun *lun; 1534 struct tpc_list *list, *tlist; 1535 uint8_t *ptr; 1536 char *value; 1537 int len, off, lencscd, lenseg, leninl, nseg; 1538 1539 CTL_DEBUG_PRINT(("ctl_extended_copy_lid1\n")); 1540 1541 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1542 cdb = (struct scsi_extended_copy *)ctsio->cdb; 1543 len = scsi_4btoul(cdb->length); 1544 1545 if (len < sizeof(struct scsi_extended_copy_lid1_data) || 1546 len > sizeof(struct scsi_extended_copy_lid1_data) + 1547 TPC_MAX_LIST + TPC_MAX_INLINE) { 1548 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1549 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1550 goto done; 1551 } 1552 1553 /* 1554 * If we've got a kernel request that hasn't been malloced yet, 1555 * malloc it and tell the caller the data buffer is here. 1556 */ 1557 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1558 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1559 ctsio->kern_data_len = len; 1560 ctsio->kern_total_len = len; 1561 ctsio->kern_data_resid = 0; 1562 ctsio->kern_rel_offset = 0; 1563 ctsio->kern_sg_entries = 0; 1564 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1565 ctsio->be_move_done = ctl_config_move_done; 1566 ctl_datamove((union ctl_io *)ctsio); 1567 1568 return (CTL_RETVAL_COMPLETE); 1569 } 1570 1571 data = (struct scsi_extended_copy_lid1_data *)ctsio->kern_data_ptr; 1572 lencscd = scsi_2btoul(data->cscd_list_length); 1573 lenseg = scsi_4btoul(data->segment_list_length); 1574 leninl = scsi_4btoul(data->inline_data_length); 1575 if (len < sizeof(struct scsi_extended_copy_lid1_data) + 1576 lencscd + lenseg + leninl || 1577 leninl > TPC_MAX_INLINE) { 1578 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1579 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1580 goto done; 1581 } 1582 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) { 1583 ctl_set_sense(ctsio, /*current_error*/ 1, 1584 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1585 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE); 1586 goto done; 1587 } 1588 if (lencscd + lenseg > TPC_MAX_LIST) { 1589 ctl_set_param_len_error(ctsio); 1590 goto done; 1591 } 1592 1593 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1594 list->service_action = cdb->service_action; 1595 value = ctl_get_opt(&lun->be_lun->options, "insecure_tpc"); 1596 if (value != NULL && strcmp(value, "on") == 0) 1597 list->init_port = -1; 1598 else 1599 list->init_port = ctsio->io_hdr.nexus.targ_port; 1600 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1601 list->list_id = data->list_identifier; 1602 list->flags = data->flags; 1603 list->params = ctsio->kern_data_ptr; 1604 list->cscd = (struct scsi_ec_cscd *)&data->data[0]; 1605 ptr = &data->data[lencscd]; 1606 for (nseg = 0, off = 0; off < lenseg; nseg++) { 1607 if (nseg >= TPC_MAX_SEGS) { 1608 free(list, M_CTL); 1609 ctl_set_sense(ctsio, /*current_error*/ 1, 1610 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1611 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE); 1612 goto done; 1613 } 1614 list->seg[nseg] = (struct scsi_ec_segment *)(ptr + off); 1615 off += sizeof(struct scsi_ec_segment) + 1616 scsi_2btoul(list->seg[nseg]->descr_length); 1617 } 1618 list->inl = &data->data[lencscd + lenseg]; 1619 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd); 1620 list->nseg = nseg; 1621 list->leninl = leninl; 1622 list->ctsio = ctsio; 1623 list->lun = lun; 1624 mtx_lock(&lun->lun_lock); 1625 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) { 1626 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1627 if (tlist != NULL && !tlist->completed) { 1628 mtx_unlock(&lun->lun_lock); 1629 free(list, M_CTL); 1630 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1631 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1632 /*bit*/ 0); 1633 goto done; 1634 } 1635 if (tlist != NULL) { 1636 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1637 free(tlist, M_CTL); 1638 } 1639 } 1640 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1641 mtx_unlock(&lun->lun_lock); 1642 1643 tpc_process(list); 1644 return (CTL_RETVAL_COMPLETE); 1645 1646 done: 1647 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 1648 free(ctsio->kern_data_ptr, M_CTL); 1649 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 1650 } 1651 ctl_done((union ctl_io *)ctsio); 1652 return (CTL_RETVAL_COMPLETE); 1653 } 1654 1655 int 1656 ctl_extended_copy_lid4(struct ctl_scsiio *ctsio) 1657 { 1658 struct scsi_extended_copy *cdb; 1659 struct scsi_extended_copy_lid4_data *data; 1660 struct ctl_lun *lun; 1661 struct tpc_list *list, *tlist; 1662 uint8_t *ptr; 1663 char *value; 1664 int len, off, lencscd, lenseg, leninl, nseg; 1665 1666 CTL_DEBUG_PRINT(("ctl_extended_copy_lid4\n")); 1667 1668 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1669 cdb = (struct scsi_extended_copy *)ctsio->cdb; 1670 len = scsi_4btoul(cdb->length); 1671 1672 if (len < sizeof(struct scsi_extended_copy_lid4_data) || 1673 len > sizeof(struct scsi_extended_copy_lid4_data) + 1674 TPC_MAX_LIST + TPC_MAX_INLINE) { 1675 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1676 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1677 goto done; 1678 } 1679 1680 /* 1681 * If we've got a kernel request that hasn't been malloced yet, 1682 * malloc it and tell the caller the data buffer is here. 1683 */ 1684 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1685 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1686 ctsio->kern_data_len = len; 1687 ctsio->kern_total_len = len; 1688 ctsio->kern_data_resid = 0; 1689 ctsio->kern_rel_offset = 0; 1690 ctsio->kern_sg_entries = 0; 1691 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1692 ctsio->be_move_done = ctl_config_move_done; 1693 ctl_datamove((union ctl_io *)ctsio); 1694 1695 return (CTL_RETVAL_COMPLETE); 1696 } 1697 1698 data = (struct scsi_extended_copy_lid4_data *)ctsio->kern_data_ptr; 1699 lencscd = scsi_2btoul(data->cscd_list_length); 1700 lenseg = scsi_2btoul(data->segment_list_length); 1701 leninl = scsi_2btoul(data->inline_data_length); 1702 if (len < sizeof(struct scsi_extended_copy_lid4_data) + 1703 lencscd + lenseg + leninl || 1704 leninl > TPC_MAX_INLINE) { 1705 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1706 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1707 goto done; 1708 } 1709 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) { 1710 ctl_set_sense(ctsio, /*current_error*/ 1, 1711 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1712 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE); 1713 goto done; 1714 } 1715 if (lencscd + lenseg > TPC_MAX_LIST) { 1716 ctl_set_param_len_error(ctsio); 1717 goto done; 1718 } 1719 1720 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1721 list->service_action = cdb->service_action; 1722 value = ctl_get_opt(&lun->be_lun->options, "insecure_tpc"); 1723 if (value != NULL && strcmp(value, "on") == 0) 1724 list->init_port = -1; 1725 else 1726 list->init_port = ctsio->io_hdr.nexus.targ_port; 1727 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1728 list->list_id = scsi_4btoul(data->list_identifier); 1729 list->flags = data->flags; 1730 list->params = ctsio->kern_data_ptr; 1731 list->cscd = (struct scsi_ec_cscd *)&data->data[0]; 1732 ptr = &data->data[lencscd]; 1733 for (nseg = 0, off = 0; off < lenseg; nseg++) { 1734 if (nseg >= TPC_MAX_SEGS) { 1735 free(list, M_CTL); 1736 ctl_set_sense(ctsio, /*current_error*/ 1, 1737 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 1738 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE); 1739 goto done; 1740 } 1741 list->seg[nseg] = (struct scsi_ec_segment *)(ptr + off); 1742 off += sizeof(struct scsi_ec_segment) + 1743 scsi_2btoul(list->seg[nseg]->descr_length); 1744 } 1745 list->inl = &data->data[lencscd + lenseg]; 1746 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd); 1747 list->nseg = nseg; 1748 list->leninl = leninl; 1749 list->ctsio = ctsio; 1750 list->lun = lun; 1751 mtx_lock(&lun->lun_lock); 1752 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) { 1753 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1754 if (tlist != NULL && !tlist->completed) { 1755 mtx_unlock(&lun->lun_lock); 1756 free(list, M_CTL); 1757 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1758 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1759 /*bit*/ 0); 1760 goto done; 1761 } 1762 if (tlist != NULL) { 1763 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1764 free(tlist, M_CTL); 1765 } 1766 } 1767 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1768 mtx_unlock(&lun->lun_lock); 1769 1770 tpc_process(list); 1771 return (CTL_RETVAL_COMPLETE); 1772 1773 done: 1774 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 1775 free(ctsio->kern_data_ptr, M_CTL); 1776 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 1777 } 1778 ctl_done((union ctl_io *)ctsio); 1779 return (CTL_RETVAL_COMPLETE); 1780 } 1781 1782 static void 1783 tpc_create_token(struct ctl_lun *lun, struct ctl_port *port, off_t len, 1784 struct scsi_token *token) 1785 { 1786 static int id = 0; 1787 struct scsi_vpd_id_descriptor *idd = NULL; 1788 struct scsi_ec_cscd_id *cscd; 1789 struct scsi_read_capacity_data_long *dtsd; 1790 int targid_len; 1791 1792 scsi_ulto4b(ROD_TYPE_AUR, token->type); 1793 scsi_ulto2b(0x01f8, token->length); 1794 scsi_u64to8b(atomic_fetchadd_int(&id, 1), &token->body[0]); 1795 if (lun->lun_devid) 1796 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *) 1797 lun->lun_devid->data, lun->lun_devid->len, 1798 scsi_devid_is_lun_naa); 1799 if (idd == NULL && lun->lun_devid) 1800 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *) 1801 lun->lun_devid->data, lun->lun_devid->len, 1802 scsi_devid_is_lun_eui64); 1803 if (idd != NULL) { 1804 cscd = (struct scsi_ec_cscd_id *)&token->body[8]; 1805 cscd->type_code = EC_CSCD_ID; 1806 cscd->luidt_pdt = T_DIRECT; 1807 memcpy(&cscd->codeset, idd, 4 + idd->length); 1808 scsi_ulto3b(lun->be_lun->blocksize, cscd->dtsp.block_length); 1809 } 1810 scsi_u64to8b(0, &token->body[40]); /* XXX: Should be 128bit value. */ 1811 scsi_u64to8b(len, &token->body[48]); 1812 1813 /* ROD token device type specific data (RC16 without first field) */ 1814 dtsd = (struct scsi_read_capacity_data_long *)&token->body[88 - 8]; 1815 scsi_ulto4b(lun->be_lun->blocksize, dtsd->length); 1816 dtsd->prot_lbppbe = lun->be_lun->pblockexp & SRC16_LBPPBE; 1817 scsi_ulto2b(lun->be_lun->pblockoff & SRC16_LALBA_A, dtsd->lalba_lbp); 1818 if (lun->be_lun->flags & CTL_LUN_FLAG_UNMAP) 1819 dtsd->lalba_lbp[0] |= SRC16_LBPME | SRC16_LBPRZ; 1820 1821 if (port->target_devid) { 1822 targid_len = port->target_devid->len; 1823 memcpy(&token->body[120], port->target_devid->data, targid_len); 1824 } else 1825 targid_len = 32; 1826 arc4rand(&token->body[120 + targid_len], 384 - targid_len, 0); 1827 }; 1828 1829 int 1830 ctl_populate_token(struct ctl_scsiio *ctsio) 1831 { 1832 struct scsi_populate_token *cdb; 1833 struct scsi_populate_token_data *data; 1834 struct ctl_lun *lun; 1835 struct ctl_port *port; 1836 struct tpc_list *list, *tlist; 1837 struct tpc_token *token; 1838 int len, lendesc; 1839 1840 CTL_DEBUG_PRINT(("ctl_populate_token\n")); 1841 1842 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1843 port = control_softc->ctl_ports[ctl_port_idx(ctsio->io_hdr.nexus.targ_port)]; 1844 cdb = (struct scsi_populate_token *)ctsio->cdb; 1845 len = scsi_4btoul(cdb->length); 1846 1847 if (len < sizeof(struct scsi_populate_token_data) || 1848 len > sizeof(struct scsi_populate_token_data) + 1849 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) { 1850 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1851 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1852 goto done; 1853 } 1854 1855 /* 1856 * If we've got a kernel request that hasn't been malloced yet, 1857 * malloc it and tell the caller the data buffer is here. 1858 */ 1859 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1860 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1861 ctsio->kern_data_len = len; 1862 ctsio->kern_total_len = len; 1863 ctsio->kern_data_resid = 0; 1864 ctsio->kern_rel_offset = 0; 1865 ctsio->kern_sg_entries = 0; 1866 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1867 ctsio->be_move_done = ctl_config_move_done; 1868 ctl_datamove((union ctl_io *)ctsio); 1869 1870 return (CTL_RETVAL_COMPLETE); 1871 } 1872 1873 data = (struct scsi_populate_token_data *)ctsio->kern_data_ptr; 1874 lendesc = scsi_2btoul(data->range_descriptor_length); 1875 if (len < sizeof(struct scsi_populate_token_data) + lendesc) { 1876 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1877 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 1878 goto done; 1879 } 1880 /* 1881 printf("PT(list=%u) flags=%x to=%d rt=%x len=%x\n", 1882 scsi_4btoul(cdb->list_identifier), 1883 data->flags, scsi_4btoul(data->inactivity_timeout), 1884 scsi_4btoul(data->rod_type), 1885 scsi_2btoul(data->range_descriptor_length)); 1886 */ 1887 if ((data->flags & EC_PT_RTV) && 1888 scsi_4btoul(data->rod_type) != ROD_TYPE_AUR) { 1889 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 1890 /*field*/ 8, /*bit_valid*/ 0, /*bit*/ 0); 1891 goto done; 1892 } 1893 1894 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 1895 list->service_action = cdb->service_action; 1896 list->init_port = ctsio->io_hdr.nexus.targ_port; 1897 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 1898 list->list_id = scsi_4btoul(cdb->list_identifier); 1899 list->flags = data->flags; 1900 list->ctsio = ctsio; 1901 list->lun = lun; 1902 mtx_lock(&lun->lun_lock); 1903 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 1904 if (tlist != NULL && !tlist->completed) { 1905 mtx_unlock(&lun->lun_lock); 1906 free(list, M_CTL); 1907 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1908 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 1909 /*bit*/ 0); 1910 goto done; 1911 } 1912 if (tlist != NULL) { 1913 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 1914 free(tlist, M_CTL); 1915 } 1916 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 1917 mtx_unlock(&lun->lun_lock); 1918 1919 token = malloc(sizeof(*token), M_CTL, M_WAITOK | M_ZERO); 1920 token->lun = lun->lun; 1921 token->blocksize = lun->be_lun->blocksize; 1922 token->params = ctsio->kern_data_ptr; 1923 token->range = &data->desc[0]; 1924 token->nrange = scsi_2btoul(data->range_descriptor_length) / 1925 sizeof(struct scsi_range_desc); 1926 list->cursectors = tpc_ranges_length(token->range, token->nrange); 1927 list->curbytes = (off_t)list->cursectors * lun->be_lun->blocksize; 1928 tpc_create_token(lun, port, list->curbytes, 1929 (struct scsi_token *)token->token); 1930 token->active = 0; 1931 token->last_active = time_uptime; 1932 token->timeout = scsi_4btoul(data->inactivity_timeout); 1933 if (token->timeout == 0) 1934 token->timeout = TPC_DFL_TOKEN_TIMEOUT; 1935 else if (token->timeout < TPC_MIN_TOKEN_TIMEOUT) 1936 token->timeout = TPC_MIN_TOKEN_TIMEOUT; 1937 else if (token->timeout > TPC_MAX_TOKEN_TIMEOUT) { 1938 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 1939 /*command*/ 0, /*field*/ 4, /*bit_valid*/ 0, 1940 /*bit*/ 0); 1941 } 1942 memcpy(list->res_token, token->token, sizeof(list->res_token)); 1943 list->res_token_valid = 1; 1944 list->curseg = 0; 1945 list->completed = 1; 1946 list->last_active = time_uptime; 1947 mtx_lock(&control_softc->ctl_lock); 1948 TAILQ_INSERT_TAIL(&control_softc->tpc_tokens, token, links); 1949 mtx_unlock(&control_softc->ctl_lock); 1950 ctl_set_success(ctsio); 1951 ctl_done((union ctl_io *)ctsio); 1952 return (CTL_RETVAL_COMPLETE); 1953 1954 done: 1955 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 1956 free(ctsio->kern_data_ptr, M_CTL); 1957 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 1958 } 1959 ctl_done((union ctl_io *)ctsio); 1960 return (CTL_RETVAL_COMPLETE); 1961 } 1962 1963 int 1964 ctl_write_using_token(struct ctl_scsiio *ctsio) 1965 { 1966 struct scsi_write_using_token *cdb; 1967 struct scsi_write_using_token_data *data; 1968 struct ctl_lun *lun; 1969 struct tpc_list *list, *tlist; 1970 struct tpc_token *token; 1971 int len, lendesc; 1972 1973 CTL_DEBUG_PRINT(("ctl_write_using_token\n")); 1974 1975 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 1976 cdb = (struct scsi_write_using_token *)ctsio->cdb; 1977 len = scsi_4btoul(cdb->length); 1978 1979 if (len < sizeof(struct scsi_populate_token_data) || 1980 len > sizeof(struct scsi_populate_token_data) + 1981 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) { 1982 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1, 1983 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0); 1984 goto done; 1985 } 1986 1987 /* 1988 * If we've got a kernel request that hasn't been malloced yet, 1989 * malloc it and tell the caller the data buffer is here. 1990 */ 1991 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) { 1992 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK); 1993 ctsio->kern_data_len = len; 1994 ctsio->kern_total_len = len; 1995 ctsio->kern_data_resid = 0; 1996 ctsio->kern_rel_offset = 0; 1997 ctsio->kern_sg_entries = 0; 1998 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 1999 ctsio->be_move_done = ctl_config_move_done; 2000 ctl_datamove((union ctl_io *)ctsio); 2001 2002 return (CTL_RETVAL_COMPLETE); 2003 } 2004 2005 data = (struct scsi_write_using_token_data *)ctsio->kern_data_ptr; 2006 lendesc = scsi_2btoul(data->range_descriptor_length); 2007 if (len < sizeof(struct scsi_populate_token_data) + lendesc) { 2008 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0, 2009 /*field*/ 2, /*bit_valid*/ 0, /*bit*/ 0); 2010 goto done; 2011 } 2012 /* 2013 printf("WUT(list=%u) flags=%x off=%ju len=%x\n", 2014 scsi_4btoul(cdb->list_identifier), 2015 data->flags, scsi_8btou64(data->offset_into_rod), 2016 scsi_2btoul(data->range_descriptor_length)); 2017 */ 2018 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO); 2019 list->service_action = cdb->service_action; 2020 list->init_port = ctsio->io_hdr.nexus.targ_port; 2021 list->init_idx = ctl_get_resindex(&ctsio->io_hdr.nexus); 2022 list->list_id = scsi_4btoul(cdb->list_identifier); 2023 list->flags = data->flags; 2024 list->params = ctsio->kern_data_ptr; 2025 list->range = &data->desc[0]; 2026 list->nrange = scsi_2btoul(data->range_descriptor_length) / 2027 sizeof(struct scsi_range_desc); 2028 list->offset_into_rod = scsi_8btou64(data->offset_into_rod); 2029 list->ctsio = ctsio; 2030 list->lun = lun; 2031 mtx_lock(&lun->lun_lock); 2032 tlist = tpc_find_list(lun, list->list_id, list->init_idx); 2033 if (tlist != NULL && !tlist->completed) { 2034 mtx_unlock(&lun->lun_lock); 2035 free(list, M_CTL); 2036 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 2037 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, 2038 /*bit*/ 0); 2039 goto done; 2040 } 2041 if (tlist != NULL) { 2042 TAILQ_REMOVE(&lun->tpc_lists, tlist, links); 2043 free(tlist, M_CTL); 2044 } 2045 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links); 2046 mtx_unlock(&lun->lun_lock); 2047 2048 /* Block device zero ROD token -> no token. */ 2049 if (scsi_4btoul(data->rod_token) == ROD_TYPE_BLOCK_ZERO) { 2050 tpc_process(list); 2051 return (CTL_RETVAL_COMPLETE); 2052 } 2053 2054 mtx_lock(&control_softc->ctl_lock); 2055 TAILQ_FOREACH(token, &control_softc->tpc_tokens, links) { 2056 if (memcmp(token->token, data->rod_token, 2057 sizeof(data->rod_token)) == 0) 2058 break; 2059 } 2060 if (token != NULL) { 2061 token->active++; 2062 list->token = token; 2063 if (data->flags & EC_WUT_DEL_TKN) 2064 token->timeout = 0; 2065 } 2066 mtx_unlock(&control_softc->ctl_lock); 2067 if (token == NULL) { 2068 mtx_lock(&lun->lun_lock); 2069 TAILQ_REMOVE(&lun->tpc_lists, list, links); 2070 mtx_unlock(&lun->lun_lock); 2071 free(list, M_CTL); 2072 ctl_set_sense(ctsio, /*current_error*/ 1, 2073 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST, 2074 /*asc*/ 0x23, /*ascq*/ 0x04, SSD_ELEM_NONE); 2075 goto done; 2076 } 2077 2078 tpc_process(list); 2079 return (CTL_RETVAL_COMPLETE); 2080 2081 done: 2082 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) { 2083 free(ctsio->kern_data_ptr, M_CTL); 2084 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED; 2085 } 2086 ctl_done((union ctl_io *)ctsio); 2087 return (CTL_RETVAL_COMPLETE); 2088 } 2089 2090 int 2091 ctl_receive_rod_token_information(struct ctl_scsiio *ctsio) 2092 { 2093 struct ctl_lun *lun; 2094 struct scsi_receive_rod_token_information *cdb; 2095 struct scsi_receive_copy_status_lid4_data *data; 2096 struct tpc_list *list; 2097 struct tpc_list list_copy; 2098 uint8_t *ptr; 2099 int retval; 2100 int alloc_len, total_len, token_len; 2101 uint32_t list_id; 2102 2103 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n")); 2104 2105 cdb = (struct scsi_receive_rod_token_information *)ctsio->cdb; 2106 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2107 2108 retval = CTL_RETVAL_COMPLETE; 2109 2110 list_id = scsi_4btoul(cdb->list_identifier); 2111 mtx_lock(&lun->lun_lock); 2112 list = tpc_find_list(lun, list_id, 2113 ctl_get_resindex(&ctsio->io_hdr.nexus)); 2114 if (list == NULL) { 2115 mtx_unlock(&lun->lun_lock); 2116 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, 2117 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0, 2118 /*bit*/ 0); 2119 ctl_done((union ctl_io *)ctsio); 2120 return (retval); 2121 } 2122 list_copy = *list; 2123 if (list->completed) { 2124 TAILQ_REMOVE(&lun->tpc_lists, list, links); 2125 free(list, M_CTL); 2126 } 2127 mtx_unlock(&lun->lun_lock); 2128 2129 token_len = list_copy.res_token_valid ? 2 + sizeof(list_copy.res_token) : 0; 2130 total_len = sizeof(*data) + list_copy.sense_len + 4 + token_len; 2131 alloc_len = scsi_4btoul(cdb->length); 2132 2133 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 2134 2135 ctsio->kern_sg_entries = 0; 2136 2137 if (total_len < alloc_len) { 2138 ctsio->residual = alloc_len - total_len; 2139 ctsio->kern_data_len = total_len; 2140 ctsio->kern_total_len = total_len; 2141 } else { 2142 ctsio->residual = 0; 2143 ctsio->kern_data_len = alloc_len; 2144 ctsio->kern_total_len = alloc_len; 2145 } 2146 ctsio->kern_data_resid = 0; 2147 ctsio->kern_rel_offset = 0; 2148 2149 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr; 2150 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len + 2151 4 + token_len, data->available_data); 2152 data->response_to_service_action = list_copy.service_action; 2153 if (list_copy.completed) { 2154 if (list_copy.error) 2155 data->copy_command_status = RCS_CCS_ERROR; 2156 else if (list_copy.abort) 2157 data->copy_command_status = RCS_CCS_ABORTED; 2158 else 2159 data->copy_command_status = RCS_CCS_COMPLETED; 2160 } else 2161 data->copy_command_status = RCS_CCS_INPROG_FG; 2162 scsi_ulto2b(list_copy.curops, data->operation_counter); 2163 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay); 2164 data->transfer_count_units = RCS_TC_LBAS; 2165 scsi_u64to8b(list_copy.cursectors, data->transfer_count); 2166 scsi_ulto2b(list_copy.curseg, data->segments_processed); 2167 data->length_of_the_sense_data_field = list_copy.sense_len; 2168 data->sense_data_length = list_copy.sense_len; 2169 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len); 2170 2171 ptr = &data->sense_data[data->length_of_the_sense_data_field]; 2172 scsi_ulto4b(token_len, &ptr[0]); 2173 if (list_copy.res_token_valid) { 2174 scsi_ulto2b(0, &ptr[4]); 2175 memcpy(&ptr[6], list_copy.res_token, sizeof(list_copy.res_token)); 2176 } 2177 /* 2178 printf("RRTI(list=%u) valid=%d\n", 2179 scsi_4btoul(cdb->list_identifier), list_copy.res_token_valid); 2180 */ 2181 ctl_set_success(ctsio); 2182 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2183 ctsio->be_move_done = ctl_config_move_done; 2184 ctl_datamove((union ctl_io *)ctsio); 2185 return (retval); 2186 } 2187 2188 int 2189 ctl_report_all_rod_tokens(struct ctl_scsiio *ctsio) 2190 { 2191 struct ctl_lun *lun; 2192 struct scsi_report_all_rod_tokens *cdb; 2193 struct scsi_report_all_rod_tokens_data *data; 2194 struct tpc_token *token; 2195 int retval; 2196 int alloc_len, total_len, tokens, i; 2197 2198 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n")); 2199 2200 cdb = (struct scsi_report_all_rod_tokens *)ctsio->cdb; 2201 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 2202 2203 retval = CTL_RETVAL_COMPLETE; 2204 2205 tokens = 0; 2206 mtx_lock(&control_softc->ctl_lock); 2207 TAILQ_FOREACH(token, &control_softc->tpc_tokens, links) 2208 tokens++; 2209 mtx_unlock(&control_softc->ctl_lock); 2210 if (tokens > 512) 2211 tokens = 512; 2212 2213 total_len = sizeof(*data) + tokens * 96; 2214 alloc_len = scsi_4btoul(cdb->length); 2215 2216 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO); 2217 2218 ctsio->kern_sg_entries = 0; 2219 2220 if (total_len < alloc_len) { 2221 ctsio->residual = alloc_len - total_len; 2222 ctsio->kern_data_len = total_len; 2223 ctsio->kern_total_len = total_len; 2224 } else { 2225 ctsio->residual = 0; 2226 ctsio->kern_data_len = alloc_len; 2227 ctsio->kern_total_len = alloc_len; 2228 } 2229 ctsio->kern_data_resid = 0; 2230 ctsio->kern_rel_offset = 0; 2231 2232 data = (struct scsi_report_all_rod_tokens_data *)ctsio->kern_data_ptr; 2233 i = 0; 2234 mtx_lock(&control_softc->ctl_lock); 2235 TAILQ_FOREACH(token, &control_softc->tpc_tokens, links) { 2236 if (i >= tokens) 2237 break; 2238 memcpy(&data->rod_management_token_list[i * 96], 2239 token->token, 96); 2240 i++; 2241 } 2242 mtx_unlock(&control_softc->ctl_lock); 2243 scsi_ulto4b(sizeof(*data) - 4 + i * 96, data->available_data); 2244 /* 2245 printf("RART tokens=%d\n", i); 2246 */ 2247 ctl_set_success(ctsio); 2248 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 2249 ctsio->be_move_done = ctl_config_move_done; 2250 ctl_datamove((union ctl_io *)ctsio); 2251 return (retval); 2252 } 2253 2254