FreeBSD kernel CAM code
ctl_tpc.c
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1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2014-2021 Alexander Motin <mav@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD$");
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35#include <sys/types.h>
36#include <sys/lock.h>
37#include <sys/module.h>
38#include <sys/mutex.h>
39#include <sys/condvar.h>
40#include <sys/malloc.h>
41#include <sys/conf.h>
42#include <sys/queue.h>
43#include <sys/sysctl.h>
44#include <sys/nv.h>
45#include <sys/dnv.h>
46#include <machine/atomic.h>
47
48#include <cam/cam.h>
49#include <cam/scsi/scsi_all.h>
50#include <cam/scsi/scsi_da.h>
51#include <cam/ctl/ctl_io.h>
52#include <cam/ctl/ctl.h>
53#include <cam/ctl/ctl_frontend.h>
54#include <cam/ctl/ctl_util.h>
55#include <cam/ctl/ctl_backend.h>
56#include <cam/ctl/ctl_ioctl.h>
57#include <cam/ctl/ctl_ha.h>
58#include <cam/ctl/ctl_private.h>
59#include <cam/ctl/ctl_debug.h>
60#include <cam/ctl/ctl_scsi_all.h>
61#include <cam/ctl/ctl_tpc.h>
62#include <cam/ctl/ctl_error.h>
63
64#define TPC_MAX_CSCDS 64
65#define TPC_MAX_SEGS 64
66#define TPC_MAX_SEG 0
67#define TPC_MAX_LIST 8192
68#define TPC_MAX_INLINE 0
69#define TPC_MAX_LISTS 255
70#define TPC_MAX_IO_SIZE (8 * MIN(1024 * 1024, MAX(128 * 1024, maxphys)))
71#define TPC_MAX_IOCHUNK_SIZE (TPC_MAX_IO_SIZE * 4)
72#define TPC_MIN_TOKEN_TIMEOUT 1
73#define TPC_DFL_TOKEN_TIMEOUT 60
74#define TPC_MAX_TOKEN_TIMEOUT 600
75
76MALLOC_DEFINE(M_CTL_TPC, "ctltpc", "CTL TPC");
77
78typedef enum {
79 TPC_ERR_RETRY = 0x000,
80 TPC_ERR_FAIL = 0x001,
81 TPC_ERR_MASK = 0x0ff,
82 TPC_ERR_NO_DECREMENT = 0x100
83} tpc_error_action;
84
85struct tpc_list;
86TAILQ_HEAD(runl, tpc_io);
87struct tpc_io {
88 union ctl_io *io;
89 uint8_t target;
90 uint32_t cscd;
91 uint64_t lun;
92 uint8_t *buf;
93 struct tpc_list *list;
94 struct runl run;
95 TAILQ_ENTRY(tpc_io) rlinks;
96 TAILQ_ENTRY(tpc_io) links;
97};
98
99struct tpc_token {
100 uint8_t token[512];
101 uint64_t lun;
102 uint32_t blocksize;
103 uint8_t *params;
104 struct scsi_range_desc *range;
105 int nrange;
106 int active;
107 time_t last_active;
108 uint32_t timeout;
109 TAILQ_ENTRY(tpc_token) links;
110};
111
112struct tpc_list {
113 uint8_t service_action;
114 int init_port;
115 uint32_t init_idx;
116 uint32_t list_id;
117 uint8_t flags;
118 uint8_t *params;
119 struct scsi_ec_cscd *cscd;
120 struct scsi_ec_segment *seg[TPC_MAX_SEGS];
121 uint8_t *inl;
122 int ncscd;
123 int nseg;
124 int leninl;
125 struct tpc_token *token;
126 struct scsi_range_desc *range;
127 int nrange;
128 off_t offset_into_rod;
129
130 int curseg;
131 off_t cursectors;
132 off_t curbytes;
133 int curops;
134 int stage;
135 off_t segsectors;
136 off_t segbytes;
137 int tbdio;
138 int error;
139 int abort;
140 int completed;
141 time_t last_active;
142 TAILQ_HEAD(, tpc_io) allio;
143 struct scsi_sense_data fwd_sense_data;
144 uint8_t fwd_sense_len;
145 uint8_t fwd_scsi_status;
146 uint8_t fwd_target;
147 uint16_t fwd_cscd;
148 struct scsi_sense_data sense_data;
149 uint8_t sense_len;
150 uint8_t scsi_status;
151 struct ctl_scsiio *ctsio;
152 struct ctl_lun *lun;
153 int res_token_valid;
154 uint8_t res_token[512];
155 TAILQ_ENTRY(tpc_list) links;
156};
157
158static void
159tpc_timeout(void *arg)
160{
161 struct ctl_softc *softc = arg;
162 struct ctl_lun *lun;
163 struct tpc_token *token, *ttoken;
164 struct tpc_list *list, *tlist;
165
166 /* Free completed lists with expired timeout. */
167 STAILQ_FOREACH(lun, &softc->lun_list, links) {
168 mtx_lock(&lun->lun_lock);
169 TAILQ_FOREACH_SAFE(list, &lun->tpc_lists, links, tlist) {
170 if (!list->completed || time_uptime < list->last_active +
171 TPC_DFL_TOKEN_TIMEOUT)
172 continue;
173 TAILQ_REMOVE(&lun->tpc_lists, list, links);
174 free(list, M_CTL);
175 }
176 mtx_unlock(&lun->lun_lock);
177 }
178
179 /* Free inactive ROD tokens with expired timeout. */
180 mtx_lock(&softc->tpc_lock);
181 TAILQ_FOREACH_SAFE(token, &softc->tpc_tokens, links, ttoken) {
182 if (token->active ||
183 time_uptime < token->last_active + token->timeout + 1)
184 continue;
185 TAILQ_REMOVE(&softc->tpc_tokens, token, links);
186 free(token->params, M_CTL);
187 free(token, M_CTL);
188 }
189 mtx_unlock(&softc->tpc_lock);
190 callout_schedule_sbt(&softc->tpc_timeout, SBT_1S, SBT_1S, 0);
191}
192
193void
194ctl_tpc_init(struct ctl_softc *softc)
195{
196
197 mtx_init(&softc->tpc_lock, "CTL TPC mutex", NULL, MTX_DEF);
198 TAILQ_INIT(&softc->tpc_tokens);
199 callout_init_mtx(&softc->tpc_timeout, &softc->ctl_lock, 0);
200 callout_reset_sbt(&softc->tpc_timeout, SBT_1S, SBT_1S,
201 tpc_timeout, softc, 0);
202}
203
204void
205ctl_tpc_shutdown(struct ctl_softc *softc)
206{
207 struct tpc_token *token;
208
209 callout_drain(&softc->tpc_timeout);
210
211 /* Free ROD tokens. */
212 mtx_lock(&softc->tpc_lock);
213 while ((token = TAILQ_FIRST(&softc->tpc_tokens)) != NULL) {
214 TAILQ_REMOVE(&softc->tpc_tokens, token, links);
215 free(token->params, M_CTL);
216 free(token, M_CTL);
217 }
218 mtx_unlock(&softc->tpc_lock);
219 mtx_destroy(&softc->tpc_lock);
220}
221
222void
223ctl_tpc_lun_init(struct ctl_lun *lun)
224{
225
226 TAILQ_INIT(&lun->tpc_lists);
227}
228
229void
230ctl_tpc_lun_clear(struct ctl_lun *lun, uint32_t initidx)
231{
232 struct tpc_list *list, *tlist;
233
234 TAILQ_FOREACH_SAFE(list, &lun->tpc_lists, links, tlist) {
235 if (initidx != -1 && list->init_idx != initidx)
236 continue;
237 if (!list->completed)
238 continue;
239 TAILQ_REMOVE(&lun->tpc_lists, list, links);
240 free(list, M_CTL);
241 }
242}
243
244void
245ctl_tpc_lun_shutdown(struct ctl_lun *lun)
246{
247 struct ctl_softc *softc = lun->ctl_softc;
248 struct tpc_list *list;
249 struct tpc_token *token, *ttoken;
250
251 /* Free lists for this LUN. */
252 while ((list = TAILQ_FIRST(&lun->tpc_lists)) != NULL) {
253 TAILQ_REMOVE(&lun->tpc_lists, list, links);
254 KASSERT(list->completed,
255 ("Not completed TPC (%p) on shutdown", list));
256 free(list, M_CTL);
257 }
258
259 /* Free ROD tokens for this LUN. */
260 mtx_lock(&softc->tpc_lock);
261 TAILQ_FOREACH_SAFE(token, &softc->tpc_tokens, links, ttoken) {
262 if (token->lun != lun->lun || token->active)
263 continue;
264 TAILQ_REMOVE(&softc->tpc_tokens, token, links);
265 free(token->params, M_CTL);
266 free(token, M_CTL);
267 }
268 mtx_unlock(&softc->tpc_lock);
269}
270
271int
272ctl_inquiry_evpd_tpc(struct ctl_scsiio *ctsio, int alloc_len)
273{
274 struct ctl_lun *lun = CTL_LUN(ctsio);
275 struct scsi_vpd_tpc *tpc_ptr;
276 struct scsi_vpd_tpc_descriptor *d_ptr;
277 struct scsi_vpd_tpc_descriptor_bdrl *bdrl_ptr;
278 struct scsi_vpd_tpc_descriptor_sc *sc_ptr;
279 struct scsi_vpd_tpc_descriptor_sc_descr *scd_ptr;
280 struct scsi_vpd_tpc_descriptor_pd *pd_ptr;
281 struct scsi_vpd_tpc_descriptor_sd *sd_ptr;
282 struct scsi_vpd_tpc_descriptor_sdid *sdid_ptr;
283 struct scsi_vpd_tpc_descriptor_rtf *rtf_ptr;
284 struct scsi_vpd_tpc_descriptor_rtf_block *rtfb_ptr;
285 struct scsi_vpd_tpc_descriptor_srt *srt_ptr;
286 struct scsi_vpd_tpc_descriptor_srtd *srtd_ptr;
287 struct scsi_vpd_tpc_descriptor_gco *gco_ptr;
288 int data_len;
289
290 data_len = sizeof(struct scsi_vpd_tpc) +
291 sizeof(struct scsi_vpd_tpc_descriptor_bdrl) +
292 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sc) +
293 2 * sizeof(struct scsi_vpd_tpc_descriptor_sc_descr) + 11, 4) +
294 sizeof(struct scsi_vpd_tpc_descriptor_pd) +
295 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sd) + 4, 4) +
296 roundup2(sizeof(struct scsi_vpd_tpc_descriptor_sdid) + 2, 4) +
297 sizeof(struct scsi_vpd_tpc_descriptor_rtf) +
298 sizeof(struct scsi_vpd_tpc_descriptor_rtf_block) +
299 sizeof(struct scsi_vpd_tpc_descriptor_srt) +
300 2*sizeof(struct scsi_vpd_tpc_descriptor_srtd) +
301 sizeof(struct scsi_vpd_tpc_descriptor_gco);
302
303 ctsio->kern_data_ptr = malloc(data_len, M_CTL, M_WAITOK | M_ZERO);
304 tpc_ptr = (struct scsi_vpd_tpc *)ctsio->kern_data_ptr;
305 ctsio->kern_rel_offset = 0;
306 ctsio->kern_sg_entries = 0;
307 ctsio->kern_data_len = min(data_len, alloc_len);
308 ctsio->kern_total_len = ctsio->kern_data_len;
309
310 /*
311 * The control device is always connected. The disk device, on the
312 * other hand, may not be online all the time.
313 */
314 if (lun != NULL)
315 tpc_ptr->device = (SID_QUAL_LU_CONNECTED << 5) |
316 lun->be_lun->lun_type;
317 else
318 tpc_ptr->device = (SID_QUAL_LU_OFFLINE << 5) | T_DIRECT;
319 tpc_ptr->page_code = SVPD_SCSI_TPC;
320 scsi_ulto2b(data_len - 4, tpc_ptr->page_length);
321
322 /* Block Device ROD Limits */
323 d_ptr = (struct scsi_vpd_tpc_descriptor *)&tpc_ptr->descr[0];
324 bdrl_ptr = (struct scsi_vpd_tpc_descriptor_bdrl *)d_ptr;
325 scsi_ulto2b(SVPD_TPC_BDRL, bdrl_ptr->desc_type);
326 scsi_ulto2b(sizeof(*bdrl_ptr) - 4, bdrl_ptr->desc_length);
327 scsi_ulto2b(TPC_MAX_SEGS, bdrl_ptr->maximum_ranges);
328 scsi_ulto4b(TPC_MAX_TOKEN_TIMEOUT,
329 bdrl_ptr->maximum_inactivity_timeout);
330 scsi_ulto4b(TPC_DFL_TOKEN_TIMEOUT,
331 bdrl_ptr->default_inactivity_timeout);
332 scsi_u64to8b(0, bdrl_ptr->maximum_token_transfer_size);
333 scsi_u64to8b(0, bdrl_ptr->optimal_transfer_count);
334
335 /* Supported commands */
336 d_ptr = (struct scsi_vpd_tpc_descriptor *)
337 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
338 sc_ptr = (struct scsi_vpd_tpc_descriptor_sc *)d_ptr;
339 scsi_ulto2b(SVPD_TPC_SC, sc_ptr->desc_type);
340 sc_ptr->list_length = 2 * sizeof(*scd_ptr) + 11;
341 scsi_ulto2b(roundup2(1 + sc_ptr->list_length, 4), sc_ptr->desc_length);
342 scd_ptr = &sc_ptr->descr[0];
343 scd_ptr->opcode = EXTENDED_COPY;
344 scd_ptr->sa_length = 5;
345 scd_ptr->supported_service_actions[0] = EC_EC_LID1;
346 scd_ptr->supported_service_actions[1] = EC_EC_LID4;
347 scd_ptr->supported_service_actions[2] = EC_PT;
348 scd_ptr->supported_service_actions[3] = EC_WUT;
349 scd_ptr->supported_service_actions[4] = EC_COA;
350 scd_ptr = (struct scsi_vpd_tpc_descriptor_sc_descr *)
351 &scd_ptr->supported_service_actions[scd_ptr->sa_length];
352 scd_ptr->opcode = RECEIVE_COPY_STATUS;
353 scd_ptr->sa_length = 6;
354 scd_ptr->supported_service_actions[0] = RCS_RCS_LID1;
355 scd_ptr->supported_service_actions[1] = RCS_RCFD;
356 scd_ptr->supported_service_actions[2] = RCS_RCS_LID4;
357 scd_ptr->supported_service_actions[3] = RCS_RCOP;
358 scd_ptr->supported_service_actions[4] = RCS_RRTI;
359 scd_ptr->supported_service_actions[5] = RCS_RART;
360
361 /* Parameter data. */
362 d_ptr = (struct scsi_vpd_tpc_descriptor *)
363 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
364 pd_ptr = (struct scsi_vpd_tpc_descriptor_pd *)d_ptr;
365 scsi_ulto2b(SVPD_TPC_PD, pd_ptr->desc_type);
366 scsi_ulto2b(sizeof(*pd_ptr) - 4, pd_ptr->desc_length);
367 scsi_ulto2b(TPC_MAX_CSCDS, pd_ptr->maximum_cscd_descriptor_count);
368 scsi_ulto2b(TPC_MAX_SEGS, pd_ptr->maximum_segment_descriptor_count);
369 scsi_ulto4b(TPC_MAX_LIST, pd_ptr->maximum_descriptor_list_length);
370 scsi_ulto4b(TPC_MAX_INLINE, pd_ptr->maximum_inline_data_length);
371
372 /* Supported Descriptors */
373 d_ptr = (struct scsi_vpd_tpc_descriptor *)
374 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
375 sd_ptr = (struct scsi_vpd_tpc_descriptor_sd *)d_ptr;
376 scsi_ulto2b(SVPD_TPC_SD, sd_ptr->desc_type);
377 scsi_ulto2b(roundup2(sizeof(*sd_ptr) - 4 + 4, 4), sd_ptr->desc_length);
378 sd_ptr->list_length = 4;
379 sd_ptr->supported_descriptor_codes[0] = EC_SEG_B2B;
380 sd_ptr->supported_descriptor_codes[1] = EC_SEG_VERIFY;
381 sd_ptr->supported_descriptor_codes[2] = EC_SEG_REGISTER_KEY;
382 sd_ptr->supported_descriptor_codes[3] = EC_CSCD_ID;
383
384 /* Supported CSCD Descriptor IDs */
385 d_ptr = (struct scsi_vpd_tpc_descriptor *)
386 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
387 sdid_ptr = (struct scsi_vpd_tpc_descriptor_sdid *)d_ptr;
388 scsi_ulto2b(SVPD_TPC_SDID, sdid_ptr->desc_type);
389 scsi_ulto2b(roundup2(sizeof(*sdid_ptr) - 4 + 2, 4), sdid_ptr->desc_length);
390 scsi_ulto2b(2, sdid_ptr->list_length);
391 scsi_ulto2b(0xffff, &sdid_ptr->supported_descriptor_ids[0]);
392
393 /* ROD Token Features */
394 d_ptr = (struct scsi_vpd_tpc_descriptor *)
395 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
396 rtf_ptr = (struct scsi_vpd_tpc_descriptor_rtf *)d_ptr;
397 scsi_ulto2b(SVPD_TPC_RTF, rtf_ptr->desc_type);
398 scsi_ulto2b(sizeof(*rtf_ptr) - 4 + sizeof(*rtfb_ptr), rtf_ptr->desc_length);
399 rtf_ptr->remote_tokens = 0;
400 scsi_ulto4b(TPC_MIN_TOKEN_TIMEOUT, rtf_ptr->minimum_token_lifetime);
401 scsi_ulto4b(UINT32_MAX, rtf_ptr->maximum_token_lifetime);
402 scsi_ulto4b(TPC_MAX_TOKEN_TIMEOUT,
403 rtf_ptr->maximum_token_inactivity_timeout);
404 scsi_ulto2b(sizeof(*rtfb_ptr), rtf_ptr->type_specific_features_length);
405 rtfb_ptr = (struct scsi_vpd_tpc_descriptor_rtf_block *)
406 &rtf_ptr->type_specific_features;
407 rtfb_ptr->type_format = SVPD_TPC_RTF_BLOCK;
408 scsi_ulto2b(sizeof(*rtfb_ptr) - 4, rtfb_ptr->desc_length);
409 scsi_ulto2b(0, rtfb_ptr->optimal_length_granularity);
410 scsi_u64to8b(0, rtfb_ptr->maximum_bytes);
411 scsi_u64to8b(0, rtfb_ptr->optimal_bytes);
412 scsi_u64to8b(UINT64_MAX, rtfb_ptr->optimal_bytes_to_token_per_segment);
413 scsi_u64to8b(TPC_MAX_IOCHUNK_SIZE,
414 rtfb_ptr->optimal_bytes_from_token_per_segment);
415
416 /* Supported ROD Tokens */
417 d_ptr = (struct scsi_vpd_tpc_descriptor *)
418 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
419 srt_ptr = (struct scsi_vpd_tpc_descriptor_srt *)d_ptr;
420 scsi_ulto2b(SVPD_TPC_SRT, srt_ptr->desc_type);
421 scsi_ulto2b(sizeof(*srt_ptr) - 4 + 2*sizeof(*srtd_ptr), srt_ptr->desc_length);
422 scsi_ulto2b(2*sizeof(*srtd_ptr), srt_ptr->rod_type_descriptors_length);
423 srtd_ptr = (struct scsi_vpd_tpc_descriptor_srtd *)
424 &srt_ptr->rod_type_descriptors;
425 scsi_ulto4b(ROD_TYPE_AUR, srtd_ptr->rod_type);
426 srtd_ptr->flags = SVPD_TPC_SRTD_TIN | SVPD_TPC_SRTD_TOUT;
427 scsi_ulto2b(0, srtd_ptr->preference_indicator);
428 srtd_ptr++;
429 scsi_ulto4b(ROD_TYPE_BLOCK_ZERO, srtd_ptr->rod_type);
430 srtd_ptr->flags = SVPD_TPC_SRTD_TIN;
431 scsi_ulto2b(0, srtd_ptr->preference_indicator);
432
433 /* General Copy Operations */
434 d_ptr = (struct scsi_vpd_tpc_descriptor *)
435 (&d_ptr->parameters[0] + scsi_2btoul(d_ptr->desc_length));
436 gco_ptr = (struct scsi_vpd_tpc_descriptor_gco *)d_ptr;
437 scsi_ulto2b(SVPD_TPC_GCO, gco_ptr->desc_type);
438 scsi_ulto2b(sizeof(*gco_ptr) - 4, gco_ptr->desc_length);
439 scsi_ulto4b(TPC_MAX_LISTS, gco_ptr->total_concurrent_copies);
440 scsi_ulto4b(TPC_MAX_LISTS, gco_ptr->maximum_identified_concurrent_copies);
441 scsi_ulto4b(TPC_MAX_SEG, gco_ptr->maximum_segment_length);
442 gco_ptr->data_segment_granularity = 0;
443 gco_ptr->inline_data_granularity = 0;
444
445 ctl_set_success(ctsio);
446 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
447 ctsio->be_move_done = ctl_config_move_done;
448 ctl_datamove((union ctl_io *)ctsio);
449
450 return (CTL_RETVAL_COMPLETE);
451}
452
453int
454ctl_receive_copy_operating_parameters(struct ctl_scsiio *ctsio)
455{
456 struct scsi_receive_copy_operating_parameters *cdb;
457 struct scsi_receive_copy_operating_parameters_data *data;
458 int retval;
459 int alloc_len, total_len;
460
461 CTL_DEBUG_PRINT(("ctl_report_supported_tmf\n"));
462
463 cdb = (struct scsi_receive_copy_operating_parameters *)ctsio->cdb;
464
465 retval = CTL_RETVAL_COMPLETE;
466
467 total_len = sizeof(*data) + 4;
468 alloc_len = scsi_4btoul(cdb->length);
469
470 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO);
471 ctsio->kern_sg_entries = 0;
472 ctsio->kern_rel_offset = 0;
473 ctsio->kern_data_len = min(total_len, alloc_len);
474 ctsio->kern_total_len = ctsio->kern_data_len;
475
476 data = (struct scsi_receive_copy_operating_parameters_data *)ctsio->kern_data_ptr;
477 scsi_ulto4b(sizeof(*data) - 4 + 4, data->length);
478 data->snlid = RCOP_SNLID;
479 scsi_ulto2b(TPC_MAX_CSCDS, data->maximum_cscd_descriptor_count);
480 scsi_ulto2b(TPC_MAX_SEGS, data->maximum_segment_descriptor_count);
481 scsi_ulto4b(TPC_MAX_LIST, data->maximum_descriptor_list_length);
482 scsi_ulto4b(TPC_MAX_SEG, data->maximum_segment_length);
483 scsi_ulto4b(TPC_MAX_INLINE, data->maximum_inline_data_length);
484 scsi_ulto4b(0, data->held_data_limit);
485 scsi_ulto4b(0, data->maximum_stream_device_transfer_size);
486 scsi_ulto2b(TPC_MAX_LISTS, data->total_concurrent_copies);
487 data->maximum_concurrent_copies = TPC_MAX_LISTS;
488 data->data_segment_granularity = 0;
489 data->inline_data_granularity = 0;
490 data->held_data_granularity = 0;
491 data->implemented_descriptor_list_length = 4;
492 data->list_of_implemented_descriptor_type_codes[0] = EC_SEG_B2B;
493 data->list_of_implemented_descriptor_type_codes[1] = EC_SEG_VERIFY;
494 data->list_of_implemented_descriptor_type_codes[2] = EC_SEG_REGISTER_KEY;
495 data->list_of_implemented_descriptor_type_codes[3] = EC_CSCD_ID;
496
497 ctl_set_success(ctsio);
498 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
499 ctsio->be_move_done = ctl_config_move_done;
500 ctl_datamove((union ctl_io *)ctsio);
501 return (retval);
502}
503
504static struct tpc_list *
505tpc_find_list(struct ctl_lun *lun, uint32_t list_id, uint32_t init_idx)
506{
507 struct tpc_list *list;
508
509 mtx_assert(&lun->lun_lock, MA_OWNED);
510 TAILQ_FOREACH(list, &lun->tpc_lists, links) {
511 if ((list->flags & EC_LIST_ID_USAGE_MASK) !=
512 EC_LIST_ID_USAGE_NONE && list->list_id == list_id &&
513 list->init_idx == init_idx)
514 break;
515 }
516 return (list);
517}
518
519int
520ctl_receive_copy_status_lid1(struct ctl_scsiio *ctsio)
521{
522 struct ctl_lun *lun = CTL_LUN(ctsio);
523 struct scsi_receive_copy_status_lid1 *cdb;
524 struct scsi_receive_copy_status_lid1_data *data;
525 struct tpc_list *list;
526 struct tpc_list list_copy;
527 int retval;
528 int alloc_len, total_len;
529 uint32_t list_id;
530
531 CTL_DEBUG_PRINT(("ctl_receive_copy_status_lid1\n"));
532
533 cdb = (struct scsi_receive_copy_status_lid1 *)ctsio->cdb;
534 retval = CTL_RETVAL_COMPLETE;
535
536 list_id = cdb->list_identifier;
537 mtx_lock(&lun->lun_lock);
538 list = tpc_find_list(lun, list_id,
539 ctl_get_initindex(&ctsio->io_hdr.nexus));
540 if (list == NULL) {
541 mtx_unlock(&lun->lun_lock);
542 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
543 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0,
544 /*bit*/ 0);
545 ctl_done((union ctl_io *)ctsio);
546 return (retval);
547 }
548 list_copy = *list;
549 if (list->completed) {
550 TAILQ_REMOVE(&lun->tpc_lists, list, links);
551 free(list, M_CTL);
552 }
553 mtx_unlock(&lun->lun_lock);
554
555 total_len = sizeof(*data);
556 alloc_len = scsi_4btoul(cdb->length);
557
558 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO);
559 ctsio->kern_sg_entries = 0;
560 ctsio->kern_rel_offset = 0;
561 ctsio->kern_data_len = min(total_len, alloc_len);
562 ctsio->kern_total_len = ctsio->kern_data_len;
563
564 data = (struct scsi_receive_copy_status_lid1_data *)ctsio->kern_data_ptr;
565 scsi_ulto4b(sizeof(*data) - 4, data->available_data);
566 if (list_copy.completed) {
567 if (list_copy.error || list_copy.abort)
568 data->copy_command_status = RCS_CCS_ERROR;
569 else
570 data->copy_command_status = RCS_CCS_COMPLETED;
571 } else
572 data->copy_command_status = RCS_CCS_INPROG;
573 scsi_ulto2b(list_copy.curseg, data->segments_processed);
574 if (list_copy.curbytes <= UINT32_MAX) {
575 data->transfer_count_units = RCS_TC_BYTES;
576 scsi_ulto4b(list_copy.curbytes, data->transfer_count);
577 } else {
578 data->transfer_count_units = RCS_TC_MBYTES;
579 scsi_ulto4b(list_copy.curbytes >> 20, data->transfer_count);
580 }
581
582 ctl_set_success(ctsio);
583 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
584 ctsio->be_move_done = ctl_config_move_done;
585 ctl_datamove((union ctl_io *)ctsio);
586 return (retval);
587}
588
589int
590ctl_receive_copy_failure_details(struct ctl_scsiio *ctsio)
591{
592 struct ctl_lun *lun = CTL_LUN(ctsio);
593 struct scsi_receive_copy_failure_details *cdb;
594 struct scsi_receive_copy_failure_details_data *data;
595 struct tpc_list *list;
596 struct tpc_list list_copy;
597 int retval;
598 int alloc_len, total_len;
599 uint32_t list_id;
600
601 CTL_DEBUG_PRINT(("ctl_receive_copy_failure_details\n"));
602
603 cdb = (struct scsi_receive_copy_failure_details *)ctsio->cdb;
604 retval = CTL_RETVAL_COMPLETE;
605
606 list_id = cdb->list_identifier;
607 mtx_lock(&lun->lun_lock);
608 list = tpc_find_list(lun, list_id,
609 ctl_get_initindex(&ctsio->io_hdr.nexus));
610 if (list == NULL || !list->completed) {
611 mtx_unlock(&lun->lun_lock);
612 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
613 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0,
614 /*bit*/ 0);
615 ctl_done((union ctl_io *)ctsio);
616 return (retval);
617 }
618 list_copy = *list;
619 TAILQ_REMOVE(&lun->tpc_lists, list, links);
620 free(list, M_CTL);
621 mtx_unlock(&lun->lun_lock);
622
623 total_len = sizeof(*data) + list_copy.sense_len;
624 alloc_len = scsi_4btoul(cdb->length);
625
626 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO);
627 ctsio->kern_sg_entries = 0;
628 ctsio->kern_rel_offset = 0;
629 ctsio->kern_data_len = min(total_len, alloc_len);
630 ctsio->kern_total_len = ctsio->kern_data_len;
631
632 data = (struct scsi_receive_copy_failure_details_data *)ctsio->kern_data_ptr;
633 if (list_copy.completed && (list_copy.error || list_copy.abort)) {
634 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len,
635 data->available_data);
636 data->copy_command_status = RCS_CCS_ERROR;
637 } else
638 scsi_ulto4b(0, data->available_data);
639 scsi_ulto2b(list_copy.sense_len, data->sense_data_length);
640 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len);
641
642 ctl_set_success(ctsio);
643 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
644 ctsio->be_move_done = ctl_config_move_done;
645 ctl_datamove((union ctl_io *)ctsio);
646 return (retval);
647}
648
649int
650ctl_receive_copy_status_lid4(struct ctl_scsiio *ctsio)
651{
652 struct ctl_lun *lun = CTL_LUN(ctsio);
653 struct scsi_receive_copy_status_lid4 *cdb;
654 struct scsi_receive_copy_status_lid4_data *data;
655 struct tpc_list *list;
656 struct tpc_list list_copy;
657 int retval;
658 int alloc_len, total_len;
659 uint32_t list_id;
660
661 CTL_DEBUG_PRINT(("ctl_receive_copy_status_lid4\n"));
662
663 cdb = (struct scsi_receive_copy_status_lid4 *)ctsio->cdb;
664 retval = CTL_RETVAL_COMPLETE;
665
666 list_id = scsi_4btoul(cdb->list_identifier);
667 mtx_lock(&lun->lun_lock);
668 list = tpc_find_list(lun, list_id,
669 ctl_get_initindex(&ctsio->io_hdr.nexus));
670 if (list == NULL) {
671 mtx_unlock(&lun->lun_lock);
672 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
673 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0,
674 /*bit*/ 0);
675 ctl_done((union ctl_io *)ctsio);
676 return (retval);
677 }
678 list_copy = *list;
679 if (list->completed) {
680 TAILQ_REMOVE(&lun->tpc_lists, list, links);
681 free(list, M_CTL);
682 }
683 mtx_unlock(&lun->lun_lock);
684
685 total_len = sizeof(*data) + list_copy.sense_len;
686 alloc_len = scsi_4btoul(cdb->length);
687
688 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO);
689 ctsio->kern_sg_entries = 0;
690 ctsio->kern_rel_offset = 0;
691 ctsio->kern_data_len = min(total_len, alloc_len);
692 ctsio->kern_total_len = ctsio->kern_data_len;
693
694 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr;
695 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len,
696 data->available_data);
697 data->response_to_service_action = list_copy.service_action;
698 if (list_copy.completed) {
699 if (list_copy.error)
700 data->copy_command_status = RCS_CCS_ERROR;
701 else if (list_copy.abort)
702 data->copy_command_status = RCS_CCS_ABORTED;
703 else
704 data->copy_command_status = RCS_CCS_COMPLETED;
705 } else
706 data->copy_command_status = RCS_CCS_INPROG_FG;
707 scsi_ulto2b(list_copy.curops, data->operation_counter);
708 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay);
709 data->transfer_count_units = RCS_TC_BYTES;
710 scsi_u64to8b(list_copy.curbytes, data->transfer_count);
711 scsi_ulto2b(list_copy.curseg, data->segments_processed);
712 data->length_of_the_sense_data_field = list_copy.sense_len;
713 data->sense_data_length = list_copy.sense_len;
714 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len);
715
716 ctl_set_success(ctsio);
717 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
718 ctsio->be_move_done = ctl_config_move_done;
719 ctl_datamove((union ctl_io *)ctsio);
720 return (retval);
721}
722
723int
724ctl_copy_operation_abort(struct ctl_scsiio *ctsio)
725{
726 struct ctl_lun *lun = CTL_LUN(ctsio);
727 struct scsi_copy_operation_abort *cdb;
728 struct tpc_list *list;
729 int retval;
730 uint32_t list_id;
731
732 CTL_DEBUG_PRINT(("ctl_copy_operation_abort\n"));
733
734 cdb = (struct scsi_copy_operation_abort *)ctsio->cdb;
735 retval = CTL_RETVAL_COMPLETE;
736
737 list_id = scsi_4btoul(cdb->list_identifier);
738 mtx_lock(&lun->lun_lock);
739 list = tpc_find_list(lun, list_id,
740 ctl_get_initindex(&ctsio->io_hdr.nexus));
741 if (list == NULL) {
742 mtx_unlock(&lun->lun_lock);
743 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
744 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0,
745 /*bit*/ 0);
746 ctl_done((union ctl_io *)ctsio);
747 return (retval);
748 }
749 list->abort = 1;
750 mtx_unlock(&lun->lun_lock);
751
752 ctl_set_success(ctsio);
753 ctl_done((union ctl_io *)ctsio);
754 return (retval);
755}
756
757static uint64_t
758tpc_resolve(struct tpc_list *list, uint16_t idx, uint32_t *ss,
759 uint32_t *pb, uint32_t *pbo)
760{
761
762 if (idx == 0xffff) {
763 if (ss)
764 *ss = list->lun->be_lun->blocksize;
765 if (pb)
766 *pb = list->lun->be_lun->blocksize <<
767 list->lun->be_lun->pblockexp;
768 if (pbo)
769 *pbo = list->lun->be_lun->blocksize *
770 list->lun->be_lun->pblockoff;
771 return (list->lun->lun);
772 }
773 if (idx >= list->ncscd)
774 return (UINT64_MAX);
775 return (tpcl_resolve(list->lun->ctl_softc,
776 list->init_port, &list->cscd[idx], ss, pb, pbo));
777}
778
779static void
780tpc_set_io_error_sense(struct tpc_list *list)
781{
782 int flen;
783 uint8_t csi[4];
784 uint8_t sks[3];
785 uint8_t fbuf[4 + 64];
786
787 scsi_ulto4b(list->curseg, csi);
788 if (list->fwd_cscd <= 0x07ff) {
789 sks[0] = SSD_SKS_SEGMENT_VALID;
790 scsi_ulto2b((uint8_t *)&list->cscd[list->fwd_cscd] -
791 list->params, &sks[1]);
792 } else
793 sks[0] = 0;
794 if (list->fwd_scsi_status) {
795 fbuf[0] = 0x0c;
796 fbuf[2] = list->fwd_target;
797 flen = list->fwd_sense_len;
798 if (flen > 64) {
799 flen = 64;
800 fbuf[2] |= SSD_FORWARDED_FSDT;
801 }
802 fbuf[1] = 2 + flen;
803 fbuf[3] = list->fwd_scsi_status;
804 bcopy(&list->fwd_sense_data, &fbuf[4], flen);
805 flen += 4;
806 } else
807 flen = 0;
808 ctl_set_sense(list->ctsio, /*current_error*/ 1,
809 /*sense_key*/ SSD_KEY_COPY_ABORTED,
810 /*asc*/ 0x0d, /*ascq*/ 0x01,
811 SSD_ELEM_COMMAND, sizeof(csi), csi,
812 sks[0] ? SSD_ELEM_SKS : SSD_ELEM_SKIP, sizeof(sks), sks,
813 flen ? SSD_ELEM_DESC : SSD_ELEM_SKIP, flen, fbuf,
814 SSD_ELEM_NONE);
815}
816
817static int
818tpc_process_b2b(struct tpc_list *list)
819{
820 struct scsi_ec_segment_b2b *seg;
821 struct scsi_ec_cscd_dtsp *sdstp, *ddstp;
822 struct tpc_io *tior, *tiow;
823 struct runl run;
824 uint64_t sl, dl;
825 off_t srclba, dstlba, numbytes, donebytes, roundbytes;
826 int numlba;
827 uint32_t srcblock, dstblock, pb, pbo, adj;
828 uint16_t scscd, dcscd;
829 uint8_t csi[4];
830
831 scsi_ulto4b(list->curseg, csi);
832 if (list->stage == 1) {
833 while ((tior = TAILQ_FIRST(&list->allio)) != NULL) {
834 TAILQ_REMOVE(&list->allio, tior, links);
835 ctl_free_io(tior->io);
836 free(tior->buf, M_CTL);
837 free(tior, M_CTL);
838 }
839 if (list->abort) {
840 ctl_set_task_aborted(list->ctsio);
841 return (CTL_RETVAL_ERROR);
842 } else if (list->error) {
843 tpc_set_io_error_sense(list);
844 return (CTL_RETVAL_ERROR);
845 }
846 list->cursectors += list->segsectors;
847 list->curbytes += list->segbytes;
848 return (CTL_RETVAL_COMPLETE);
849 }
850
851 TAILQ_INIT(&list->allio);
852 seg = (struct scsi_ec_segment_b2b *)list->seg[list->curseg];
853 scscd = scsi_2btoul(seg->src_cscd);
854 dcscd = scsi_2btoul(seg->dst_cscd);
855 sl = tpc_resolve(list, scscd, &srcblock, NULL, NULL);
856 dl = tpc_resolve(list, dcscd, &dstblock, &pb, &pbo);
857 if (sl == UINT64_MAX || dl == UINT64_MAX) {
858 ctl_set_sense(list->ctsio, /*current_error*/ 1,
859 /*sense_key*/ SSD_KEY_COPY_ABORTED,
860 /*asc*/ 0x08, /*ascq*/ 0x04,
861 SSD_ELEM_COMMAND, sizeof(csi), csi,
862 SSD_ELEM_NONE);
863 return (CTL_RETVAL_ERROR);
864 }
865 if (pbo > 0)
866 pbo = pb - pbo;
867 sdstp = &list->cscd[scscd].dtsp;
868 if (scsi_3btoul(sdstp->block_length) != 0)
869 srcblock = scsi_3btoul(sdstp->block_length);
870 ddstp = &list->cscd[dcscd].dtsp;
871 if (scsi_3btoul(ddstp->block_length) != 0)
872 dstblock = scsi_3btoul(ddstp->block_length);
873 numlba = scsi_2btoul(seg->number_of_blocks);
874 if (seg->flags & EC_SEG_DC)
875 numbytes = (off_t)numlba * dstblock;
876 else
877 numbytes = (off_t)numlba * srcblock;
878 srclba = scsi_8btou64(seg->src_lba);
879 dstlba = scsi_8btou64(seg->dst_lba);
880
881// printf("Copy %ju bytes from %ju @ %ju to %ju @ %ju\n",
882// (uintmax_t)numbytes, sl, scsi_8btou64(seg->src_lba),
883// dl, scsi_8btou64(seg->dst_lba));
884
885 if (numbytes == 0)
886 return (CTL_RETVAL_COMPLETE);
887
888 if (numbytes % srcblock != 0 || numbytes % dstblock != 0) {
889 ctl_set_sense(list->ctsio, /*current_error*/ 1,
890 /*sense_key*/ SSD_KEY_COPY_ABORTED,
891 /*asc*/ 0x26, /*ascq*/ 0x0A,
892 SSD_ELEM_COMMAND, sizeof(csi), csi,
893 SSD_ELEM_NONE);
894 return (CTL_RETVAL_ERROR);
895 }
896
897 list->segbytes = numbytes;
898 list->segsectors = numbytes / dstblock;
899 donebytes = 0;
900 TAILQ_INIT(&run);
901 list->tbdio = 0;
902 while (donebytes < numbytes) {
903 roundbytes = numbytes - donebytes;
904 if (roundbytes > TPC_MAX_IO_SIZE) {
905 roundbytes = TPC_MAX_IO_SIZE;
906 roundbytes -= roundbytes % dstblock;
907 if (pb > dstblock) {
908 adj = (dstlba * dstblock + roundbytes - pbo) % pb;
909 if (roundbytes > adj)
910 roundbytes -= adj;
911 }
912 }
913
914 tior = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO);
915 TAILQ_INIT(&tior->run);
916 tior->buf = malloc(roundbytes, M_CTL, M_WAITOK);
917 tior->list = list;
918 TAILQ_INSERT_TAIL(&list->allio, tior, links);
919 tior->io = tpcl_alloc_io();
920 ctl_scsi_read_write(tior->io,
921 /*data_ptr*/ tior->buf,
922 /*data_len*/ roundbytes,
923 /*read_op*/ 1,
924 /*byte2*/ 0,
925 /*minimum_cdb_size*/ 0,
926 /*lba*/ srclba,
927 /*num_blocks*/ roundbytes / srcblock,
928 /*tag_type*/ CTL_TAG_SIMPLE,
929 /*control*/ 0);
930 tior->io->io_hdr.retries = 3;
931 tior->target = SSD_FORWARDED_SDS_EXSRC;
932 tior->cscd = scscd;
933 tior->lun = sl;
934 tior->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior;
935
936 tiow = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO);
937 TAILQ_INIT(&tiow->run);
938 tiow->list = list;
939 TAILQ_INSERT_TAIL(&list->allio, tiow, links);
940 tiow->io = tpcl_alloc_io();
941 ctl_scsi_read_write(tiow->io,
942 /*data_ptr*/ tior->buf,
943 /*data_len*/ roundbytes,
944 /*read_op*/ 0,
945 /*byte2*/ 0,
946 /*minimum_cdb_size*/ 0,
947 /*lba*/ dstlba,
948 /*num_blocks*/ roundbytes / dstblock,
949 /*tag_type*/ CTL_TAG_SIMPLE,
950 /*control*/ 0);
951 tiow->io->io_hdr.retries = 3;
952 tiow->target = SSD_FORWARDED_SDS_EXDST;
953 tiow->cscd = dcscd;
954 tiow->lun = dl;
955 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow;
956
957 TAILQ_INSERT_TAIL(&tior->run, tiow, rlinks);
958 TAILQ_INSERT_TAIL(&run, tior, rlinks);
959 list->tbdio++;
960 donebytes += roundbytes;
961 srclba += roundbytes / srcblock;
962 dstlba += roundbytes / dstblock;
963 }
964
965 while ((tior = TAILQ_FIRST(&run)) != NULL) {
966 TAILQ_REMOVE(&run, tior, rlinks);
967 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE)
968 panic("tpcl_queue() error");
969 }
970
971 list->stage++;
972 return (CTL_RETVAL_QUEUED);
973}
974
975static int
976tpc_process_verify(struct tpc_list *list)
977{
978 struct scsi_ec_segment_verify *seg;
979 struct tpc_io *tio;
980 uint64_t sl;
981 uint16_t cscd;
982 uint8_t csi[4];
983
984 scsi_ulto4b(list->curseg, csi);
985 if (list->stage == 1) {
986 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) {
987 TAILQ_REMOVE(&list->allio, tio, links);
988 ctl_free_io(tio->io);
989 free(tio, M_CTL);
990 }
991 if (list->abort) {
992 ctl_set_task_aborted(list->ctsio);
993 return (CTL_RETVAL_ERROR);
994 } else if (list->error) {
995 tpc_set_io_error_sense(list);
996 return (CTL_RETVAL_ERROR);
997 } else
998 return (CTL_RETVAL_COMPLETE);
999 }
1000
1001 TAILQ_INIT(&list->allio);
1002 seg = (struct scsi_ec_segment_verify *)list->seg[list->curseg];
1003 cscd = scsi_2btoul(seg->src_cscd);
1004 sl = tpc_resolve(list, cscd, NULL, NULL, NULL);
1005 if (sl == UINT64_MAX) {
1006 ctl_set_sense(list->ctsio, /*current_error*/ 1,
1007 /*sense_key*/ SSD_KEY_COPY_ABORTED,
1008 /*asc*/ 0x08, /*ascq*/ 0x04,
1009 SSD_ELEM_COMMAND, sizeof(csi), csi,
1010 SSD_ELEM_NONE);
1011 return (CTL_RETVAL_ERROR);
1012 }
1013
1014// printf("Verify %ju\n", sl);
1015
1016 if ((seg->tur & 0x01) == 0)
1017 return (CTL_RETVAL_COMPLETE);
1018
1019 list->tbdio = 1;
1020 tio = malloc(sizeof(*tio), M_CTL, M_WAITOK | M_ZERO);
1021 TAILQ_INIT(&tio->run);
1022 tio->list = list;
1023 TAILQ_INSERT_TAIL(&list->allio, tio, links);
1024 tio->io = tpcl_alloc_io();
1025 ctl_scsi_tur(tio->io, /*tag_type*/ CTL_TAG_SIMPLE, /*control*/ 0);
1026 tio->io->io_hdr.retries = 3;
1027 tio->target = SSD_FORWARDED_SDS_EXSRC;
1028 tio->cscd = cscd;
1029 tio->lun = sl;
1030 tio->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tio;
1031 list->stage++;
1032 if (tpcl_queue(tio->io, tio->lun) != CTL_RETVAL_COMPLETE)
1033 panic("tpcl_queue() error");
1034 return (CTL_RETVAL_QUEUED);
1035}
1036
1037static int
1038tpc_process_register_key(struct tpc_list *list)
1039{
1040 struct scsi_ec_segment_register_key *seg;
1041 struct tpc_io *tio;
1042 uint64_t dl;
1043 int datalen;
1044 uint16_t cscd;
1045 uint8_t csi[4];
1046
1047 scsi_ulto4b(list->curseg, csi);
1048 if (list->stage == 1) {
1049 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) {
1050 TAILQ_REMOVE(&list->allio, tio, links);
1051 ctl_free_io(tio->io);
1052 free(tio->buf, M_CTL);
1053 free(tio, M_CTL);
1054 }
1055 if (list->abort) {
1056 ctl_set_task_aborted(list->ctsio);
1057 return (CTL_RETVAL_ERROR);
1058 } else if (list->error) {
1059 tpc_set_io_error_sense(list);
1060 return (CTL_RETVAL_ERROR);
1061 } else
1062 return (CTL_RETVAL_COMPLETE);
1063 }
1064
1065 TAILQ_INIT(&list->allio);
1066 seg = (struct scsi_ec_segment_register_key *)list->seg[list->curseg];
1067 cscd = scsi_2btoul(seg->dst_cscd);
1068 dl = tpc_resolve(list, cscd, NULL, NULL, NULL);
1069 if (dl == UINT64_MAX) {
1070 ctl_set_sense(list->ctsio, /*current_error*/ 1,
1071 /*sense_key*/ SSD_KEY_COPY_ABORTED,
1072 /*asc*/ 0x08, /*ascq*/ 0x04,
1073 SSD_ELEM_COMMAND, sizeof(csi), csi,
1074 SSD_ELEM_NONE);
1075 return (CTL_RETVAL_ERROR);
1076 }
1077
1078// printf("Register Key %ju\n", dl);
1079
1080 list->tbdio = 1;
1081 tio = malloc(sizeof(*tio), M_CTL, M_WAITOK | M_ZERO);
1082 TAILQ_INIT(&tio->run);
1083 tio->list = list;
1084 TAILQ_INSERT_TAIL(&list->allio, tio, links);
1085 tio->io = tpcl_alloc_io();
1086 datalen = sizeof(struct scsi_per_res_out_parms);
1087 tio->buf = malloc(datalen, M_CTL, M_WAITOK);
1088 ctl_scsi_persistent_res_out(tio->io,
1089 tio->buf, datalen, SPRO_REGISTER, -1,
1090 scsi_8btou64(seg->res_key), scsi_8btou64(seg->sa_res_key),
1091 /*tag_type*/ CTL_TAG_SIMPLE, /*control*/ 0);
1092 tio->io->io_hdr.retries = 3;
1093 tio->target = SSD_FORWARDED_SDS_EXDST;
1094 tio->cscd = cscd;
1095 tio->lun = dl;
1096 tio->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tio;
1097 list->stage++;
1098 if (tpcl_queue(tio->io, tio->lun) != CTL_RETVAL_COMPLETE)
1099 panic("tpcl_queue() error");
1100 return (CTL_RETVAL_QUEUED);
1101}
1102
1103static off_t
1104tpc_ranges_length(struct scsi_range_desc *range, int nrange)
1105{
1106 off_t length = 0;
1107 int r;
1108
1109 for (r = 0; r < nrange; r++)
1110 length += scsi_4btoul(range[r].length);
1111 return (length);
1112}
1113
1114static int
1115tpc_check_ranges_l(struct scsi_range_desc *range, int nrange, uint64_t maxlba,
1116 uint64_t *lba)
1117{
1118 uint64_t b1;
1119 uint32_t l1;
1120 int i;
1121
1122 for (i = 0; i < nrange; i++) {
1123 b1 = scsi_8btou64(range[i].lba);
1124 l1 = scsi_4btoul(range[i].length);
1125 if (b1 + l1 < b1 || b1 + l1 > maxlba + 1) {
1126 *lba = MAX(b1, maxlba + 1);
1127 return (-1);
1128 }
1129 }
1130 return (0);
1131}
1132
1133static int
1134tpc_check_ranges_x(struct scsi_range_desc *range, int nrange)
1135{
1136 uint64_t b1, b2;
1137 uint32_t l1, l2;
1138 int i, j;
1139
1140 for (i = 0; i < nrange - 1; i++) {
1141 b1 = scsi_8btou64(range[i].lba);
1142 l1 = scsi_4btoul(range[i].length);
1143 for (j = i + 1; j < nrange; j++) {
1144 b2 = scsi_8btou64(range[j].lba);
1145 l2 = scsi_4btoul(range[j].length);
1146 if (b1 + l1 > b2 && b2 + l2 > b1)
1147 return (-1);
1148 }
1149 }
1150 return (0);
1151}
1152
1153static int
1154tpc_skip_ranges(struct scsi_range_desc *range, int nrange, off_t skip,
1155 int *srange, off_t *soffset)
1156{
1157 off_t off;
1158 int r;
1159
1160 r = 0;
1161 off = 0;
1162 while (r < nrange) {
1163 if (skip - off < scsi_4btoul(range[r].length)) {
1164 *srange = r;
1165 *soffset = skip - off;
1166 return (0);
1167 }
1168 off += scsi_4btoul(range[r].length);
1169 r++;
1170 }
1171 return (-1);
1172}
1173
1174static int
1175tpc_process_wut(struct tpc_list *list)
1176{
1177 struct tpc_io *tio, *tior, *tiow;
1178 struct runl run;
1179 int drange, srange;
1180 off_t doffset, soffset;
1181 off_t srclba, dstlba, numbytes, donebytes, roundbytes;
1182 uint32_t srcblock, dstblock, pb, pbo, adj;
1183
1184 if (list->stage > 0) {
1185 /* Cleanup after previous rounds. */
1186 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) {
1187 TAILQ_REMOVE(&list->allio, tio, links);
1188 ctl_free_io(tio->io);
1189 free(tio->buf, M_CTL);
1190 free(tio, M_CTL);
1191 }
1192 if (list->abort) {
1193 ctl_set_task_aborted(list->ctsio);
1194 return (CTL_RETVAL_ERROR);
1195 } else if (list->error) {
1196 if (list->fwd_scsi_status) {
1197 list->ctsio->io_hdr.status =
1198 CTL_SCSI_ERROR | CTL_AUTOSENSE;
1199 list->ctsio->scsi_status = list->fwd_scsi_status;
1200 list->ctsio->sense_data = list->fwd_sense_data;
1201 list->ctsio->sense_len = list->fwd_sense_len;
1202 } else {
1203 ctl_set_invalid_field(list->ctsio,
1204 /*sks_valid*/ 0, /*command*/ 0,
1205 /*field*/ 0, /*bit_valid*/ 0, /*bit*/ 0);
1206 }
1207 return (CTL_RETVAL_ERROR);
1208 }
1209 list->cursectors += list->segsectors;
1210 list->curbytes += list->segbytes;
1211 }
1212
1213 /* Check where we are on destination ranges list. */
1214 if (tpc_skip_ranges(list->range, list->nrange, list->cursectors,
1215 &drange, &doffset) != 0)
1216 return (CTL_RETVAL_COMPLETE);
1217 dstblock = list->lun->be_lun->blocksize;
1218 pb = dstblock << list->lun->be_lun->pblockexp;
1219 if (list->lun->be_lun->pblockoff > 0)
1220 pbo = pb - dstblock * list->lun->be_lun->pblockoff;
1221 else
1222 pbo = 0;
1223
1224 /* Check where we are on source ranges list. */
1225 srcblock = list->token->blocksize;
1226 if (tpc_skip_ranges(list->token->range, list->token->nrange,
1227 list->offset_into_rod + list->cursectors * dstblock / srcblock,
1228 &srange, &soffset) != 0) {
1229 ctl_set_invalid_field(list->ctsio, /*sks_valid*/ 0,
1230 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, /*bit*/ 0);
1231 return (CTL_RETVAL_ERROR);
1232 }
1233
1234 srclba = scsi_8btou64(list->token->range[srange].lba) + soffset;
1235 dstlba = scsi_8btou64(list->range[drange].lba) + doffset;
1236 numbytes = srcblock *
1237 (scsi_4btoul(list->token->range[srange].length) - soffset);
1238 numbytes = omin(numbytes, dstblock *
1239 (scsi_4btoul(list->range[drange].length) - doffset));
1240 if (numbytes > TPC_MAX_IOCHUNK_SIZE) {
1241 numbytes = TPC_MAX_IOCHUNK_SIZE;
1242 numbytes -= numbytes % dstblock;
1243 if (pb > dstblock) {
1244 adj = (dstlba * dstblock + numbytes - pbo) % pb;
1245 if (numbytes > adj)
1246 numbytes -= adj;
1247 }
1248 }
1249
1250 if (numbytes % srcblock != 0 || numbytes % dstblock != 0) {
1251 ctl_set_invalid_field(list->ctsio, /*sks_valid*/ 0,
1252 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0, /*bit*/ 0);
1253 return (CTL_RETVAL_ERROR);
1254 }
1255
1256 list->segbytes = numbytes;
1257 list->segsectors = numbytes / dstblock;
1258//printf("Copy chunk of %ju sectors from %ju to %ju\n", list->segsectors,
1259// srclba, dstlba);
1260 donebytes = 0;
1261 TAILQ_INIT(&run);
1262 list->tbdio = 0;
1263 TAILQ_INIT(&list->allio);
1264 while (donebytes < numbytes) {
1265 roundbytes = numbytes - donebytes;
1266 if (roundbytes > TPC_MAX_IO_SIZE) {
1267 roundbytes = TPC_MAX_IO_SIZE;
1268 roundbytes -= roundbytes % dstblock;
1269 if (pb > dstblock) {
1270 adj = (dstlba * dstblock + roundbytes - pbo) % pb;
1271 if (roundbytes > adj)
1272 roundbytes -= adj;
1273 }
1274 }
1275
1276 tior = malloc(sizeof(*tior), M_CTL, M_WAITOK | M_ZERO);
1277 TAILQ_INIT(&tior->run);
1278 tior->buf = malloc(roundbytes, M_CTL, M_WAITOK);
1279 tior->list = list;
1280 TAILQ_INSERT_TAIL(&list->allio, tior, links);
1281 tior->io = tpcl_alloc_io();
1282 ctl_scsi_read_write(tior->io,
1283 /*data_ptr*/ tior->buf,
1284 /*data_len*/ roundbytes,
1285 /*read_op*/ 1,
1286 /*byte2*/ 0,
1287 /*minimum_cdb_size*/ 0,
1288 /*lba*/ srclba,
1289 /*num_blocks*/ roundbytes / srcblock,
1290 /*tag_type*/ CTL_TAG_SIMPLE,
1291 /*control*/ 0);
1292 tior->io->io_hdr.retries = 3;
1293 tior->lun = list->token->lun;
1294 tior->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tior;
1295
1296 tiow = malloc(sizeof(*tiow), M_CTL, M_WAITOK | M_ZERO);
1297 TAILQ_INIT(&tiow->run);
1298 tiow->list = list;
1299 TAILQ_INSERT_TAIL(&list->allio, tiow, links);
1300 tiow->io = tpcl_alloc_io();
1301 ctl_scsi_read_write(tiow->io,
1302 /*data_ptr*/ tior->buf,
1303 /*data_len*/ roundbytes,
1304 /*read_op*/ 0,
1305 /*byte2*/ 0,
1306 /*minimum_cdb_size*/ 0,
1307 /*lba*/ dstlba,
1308 /*num_blocks*/ roundbytes / dstblock,
1309 /*tag_type*/ CTL_TAG_SIMPLE,
1310 /*control*/ 0);
1311 tiow->io->io_hdr.retries = 3;
1312 tiow->lun = list->lun->lun;
1313 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow;
1314
1315 TAILQ_INSERT_TAIL(&tior->run, tiow, rlinks);
1316 TAILQ_INSERT_TAIL(&run, tior, rlinks);
1317 list->tbdio++;
1318 donebytes += roundbytes;
1319 srclba += roundbytes / srcblock;
1320 dstlba += roundbytes / dstblock;
1321 }
1322
1323 while ((tior = TAILQ_FIRST(&run)) != NULL) {
1324 TAILQ_REMOVE(&run, tior, rlinks);
1325 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE)
1326 panic("tpcl_queue() error");
1327 }
1328
1329 list->stage++;
1330 return (CTL_RETVAL_QUEUED);
1331}
1332
1333static int
1334tpc_process_zero_wut(struct tpc_list *list)
1335{
1336 struct tpc_io *tio, *tiow;
1337 struct runl run, *prun;
1338 int r;
1339 uint32_t dstblock, len;
1340
1341 if (list->stage > 0) {
1342complete:
1343 /* Cleanup after previous rounds. */
1344 while ((tio = TAILQ_FIRST(&list->allio)) != NULL) {
1345 TAILQ_REMOVE(&list->allio, tio, links);
1346 ctl_free_io(tio->io);
1347 free(tio, M_CTL);
1348 }
1349 if (list->abort) {
1350 ctl_set_task_aborted(list->ctsio);
1351 return (CTL_RETVAL_ERROR);
1352 } else if (list->error) {
1353 if (list->fwd_scsi_status) {
1354 list->ctsio->io_hdr.status =
1355 CTL_SCSI_ERROR | CTL_AUTOSENSE;
1356 list->ctsio->scsi_status = list->fwd_scsi_status;
1357 list->ctsio->sense_data = list->fwd_sense_data;
1358 list->ctsio->sense_len = list->fwd_sense_len;
1359 } else {
1360 ctl_set_invalid_field(list->ctsio,
1361 /*sks_valid*/ 0, /*command*/ 0,
1362 /*field*/ 0, /*bit_valid*/ 0, /*bit*/ 0);
1363 }
1364 return (CTL_RETVAL_ERROR);
1365 }
1366 list->cursectors += list->segsectors;
1367 list->curbytes += list->segbytes;
1368 return (CTL_RETVAL_COMPLETE);
1369 }
1370
1371 dstblock = list->lun->be_lun->blocksize;
1372 TAILQ_INIT(&run);
1373 prun = &run;
1374 list->tbdio = 1;
1375 TAILQ_INIT(&list->allio);
1376 list->segsectors = 0;
1377 for (r = 0; r < list->nrange; r++) {
1378 len = scsi_4btoul(list->range[r].length);
1379 if (len == 0)
1380 continue;
1381
1382 tiow = malloc(sizeof(*tiow), M_CTL, M_WAITOK | M_ZERO);
1383 TAILQ_INIT(&tiow->run);
1384 tiow->list = list;
1385 TAILQ_INSERT_TAIL(&list->allio, tiow, links);
1386 tiow->io = tpcl_alloc_io();
1387 ctl_scsi_write_same(tiow->io,
1388 /*data_ptr*/ NULL,
1389 /*data_len*/ 0,
1390 /*byte2*/ SWS_NDOB,
1391 /*lba*/ scsi_8btou64(list->range[r].lba),
1392 /*num_blocks*/ len,
1393 /*tag_type*/ CTL_TAG_SIMPLE,
1394 /*control*/ 0);
1395 tiow->io->io_hdr.retries = 3;
1396 tiow->lun = list->lun->lun;
1397 tiow->io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr = tiow;
1398
1399 TAILQ_INSERT_TAIL(prun, tiow, rlinks);
1400 prun = &tiow->run;
1401 list->segsectors += len;
1402 }
1403 list->segbytes = list->segsectors * dstblock;
1404
1405 if (TAILQ_EMPTY(&run))
1406 goto complete;
1407
1408 while ((tiow = TAILQ_FIRST(&run)) != NULL) {
1409 TAILQ_REMOVE(&run, tiow, rlinks);
1410 if (tpcl_queue(tiow->io, tiow->lun) != CTL_RETVAL_COMPLETE)
1411 panic("tpcl_queue() error");
1412 }
1413
1414 list->stage++;
1415 return (CTL_RETVAL_QUEUED);
1416}
1417
1418static void
1419tpc_process(struct tpc_list *list)
1420{
1421 struct ctl_lun *lun = list->lun;
1422 struct ctl_softc *softc = lun->ctl_softc;
1423 struct scsi_ec_segment *seg;
1424 struct ctl_scsiio *ctsio = list->ctsio;
1425 int retval = CTL_RETVAL_COMPLETE;
1426 uint8_t csi[4];
1427
1428 if (list->service_action == EC_WUT) {
1429 if (list->token != NULL)
1430 retval = tpc_process_wut(list);
1431 else
1432 retval = tpc_process_zero_wut(list);
1433 if (retval == CTL_RETVAL_QUEUED)
1434 return;
1435 if (retval == CTL_RETVAL_ERROR) {
1436 list->error = 1;
1437 goto done;
1438 }
1439 } else {
1440//printf("ZZZ %d cscd, %d segs\n", list->ncscd, list->nseg);
1441 while (list->curseg < list->nseg) {
1442 seg = list->seg[list->curseg];
1443 switch (seg->type_code) {
1444 case EC_SEG_B2B:
1445 retval = tpc_process_b2b(list);
1446 break;
1447 case EC_SEG_VERIFY:
1448 retval = tpc_process_verify(list);
1449 break;
1450 case EC_SEG_REGISTER_KEY:
1451 retval = tpc_process_register_key(list);
1452 break;
1453 default:
1454 scsi_ulto4b(list->curseg, csi);
1455 ctl_set_sense(ctsio, /*current_error*/ 1,
1456 /*sense_key*/ SSD_KEY_COPY_ABORTED,
1457 /*asc*/ 0x26, /*ascq*/ 0x09,
1458 SSD_ELEM_COMMAND, sizeof(csi), csi,
1459 SSD_ELEM_NONE);
1460 goto done;
1461 }
1462 if (retval == CTL_RETVAL_QUEUED)
1463 return;
1464 if (retval == CTL_RETVAL_ERROR) {
1465 list->error = 1;
1466 goto done;
1467 }
1468 list->curseg++;
1469 list->stage = 0;
1470 }
1471 }
1472
1473 ctl_set_success(ctsio);
1474
1475done:
1476//printf("ZZZ done\n");
1477 free(list->params, M_CTL);
1478 list->params = NULL;
1479 if (list->token) {
1480 mtx_lock(&softc->tpc_lock);
1481 if (--list->token->active == 0)
1482 list->token->last_active = time_uptime;
1483 mtx_unlock(&softc->tpc_lock);
1484 list->token = NULL;
1485 }
1486 mtx_lock(&lun->lun_lock);
1487 if ((list->flags & EC_LIST_ID_USAGE_MASK) == EC_LIST_ID_USAGE_NONE) {
1488 TAILQ_REMOVE(&lun->tpc_lists, list, links);
1489 free(list, M_CTL);
1490 } else {
1491 list->completed = 1;
1492 list->last_active = time_uptime;
1493 list->sense_data = ctsio->sense_data;
1494 list->sense_len = ctsio->sense_len;
1495 list->scsi_status = ctsio->scsi_status;
1496 }
1497 mtx_unlock(&lun->lun_lock);
1498
1499 ctl_done((union ctl_io *)ctsio);
1500}
1501
1502/*
1503 * For any sort of check condition, busy, etc., we just retry. We do not
1504 * decrement the retry count for unit attention type errors. These are
1505 * normal, and we want to save the retry count for "real" errors. Otherwise,
1506 * we could end up with situations where a command will succeed in some
1507 * situations and fail in others, depending on whether a unit attention is
1508 * pending. Also, some of our error recovery actions, most notably the
1509 * LUN reset action, will cause a unit attention.
1510 *
1511 * We can add more detail here later if necessary.
1512 */
1513static tpc_error_action
1514tpc_checkcond_parse(union ctl_io *io)
1515{
1516 tpc_error_action error_action;
1517 int error_code, sense_key, asc, ascq;
1518
1519 /*
1520 * Default to retrying the command.
1521 */
1522 error_action = TPC_ERR_RETRY;
1523
1524 scsi_extract_sense_len(&io->scsiio.sense_data,
1525 io->scsiio.sense_len,
1526 &error_code,
1527 &sense_key,
1528 &asc,
1529 &ascq,
1530 /*show_errors*/ 1);
1531
1532 switch (error_code) {
1533 case SSD_DEFERRED_ERROR:
1534 case SSD_DESC_DEFERRED_ERROR:
1535 error_action |= TPC_ERR_NO_DECREMENT;
1536 break;
1537 case SSD_CURRENT_ERROR:
1538 case SSD_DESC_CURRENT_ERROR:
1539 default:
1540 switch (sense_key) {
1541 case SSD_KEY_UNIT_ATTENTION:
1542 error_action |= TPC_ERR_NO_DECREMENT;
1543 break;
1544 case SSD_KEY_HARDWARE_ERROR:
1545 /*
1546 * This is our generic "something bad happened"
1547 * error code. It often isn't recoverable.
1548 */
1549 if ((asc == 0x44) && (ascq == 0x00))
1550 error_action = TPC_ERR_FAIL;
1551 break;
1552 case SSD_KEY_NOT_READY:
1553 /*
1554 * If the LUN is powered down, there likely isn't
1555 * much point in retrying right now.
1556 */
1557 if ((asc == 0x04) && (ascq == 0x02))
1558 error_action = TPC_ERR_FAIL;
1559 /*
1560 * If the LUN is offline, there probably isn't much
1561 * point in retrying, either.
1562 */
1563 if ((asc == 0x04) && (ascq == 0x03))
1564 error_action = TPC_ERR_FAIL;
1565 break;
1566 }
1567 }
1568 return (error_action);
1569}
1570
1571static tpc_error_action
1572tpc_error_parse(union ctl_io *io)
1573{
1574 tpc_error_action error_action = TPC_ERR_RETRY;
1575
1576 switch (io->io_hdr.io_type) {
1577 case CTL_IO_SCSI:
1578 switch (io->io_hdr.status & CTL_STATUS_MASK) {
1579 case CTL_SCSI_ERROR:
1580 switch (io->scsiio.scsi_status) {
1581 case SCSI_STATUS_CHECK_COND:
1582 error_action = tpc_checkcond_parse(io);
1583 break;
1584 default:
1585 break;
1586 }
1587 break;
1588 default:
1589 break;
1590 }
1591 break;
1592 case CTL_IO_TASK:
1593 break;
1594 default:
1595 panic("%s: invalid ctl_io type %d\n", __func__,
1596 io->io_hdr.io_type);
1597 break;
1598 }
1599 return (error_action);
1600}
1601
1602void
1603tpc_done(union ctl_io *io)
1604{
1605 struct tpc_io *tio, *tior;
1606
1607 /*
1608 * Very minimal retry logic. We basically retry if we got an error
1609 * back, and the retry count is greater than 0. If we ever want
1610 * more sophisticated initiator type behavior, the CAM error
1611 * recovery code in ../common might be helpful.
1612 */
1613 tio = io->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptr;
1614 if (((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS)
1615 && (io->io_hdr.retries > 0)) {
1616 ctl_io_status old_status;
1617 tpc_error_action error_action;
1618
1619 error_action = tpc_error_parse(io);
1620 switch (error_action & TPC_ERR_MASK) {
1621 case TPC_ERR_FAIL:
1622 break;
1623 case TPC_ERR_RETRY:
1624 default:
1625 if ((error_action & TPC_ERR_NO_DECREMENT) == 0)
1626 io->io_hdr.retries--;
1627 old_status = io->io_hdr.status;
1628 io->io_hdr.status = CTL_STATUS_NONE;
1629 io->io_hdr.flags &= ~CTL_FLAG_ABORT;
1630 io->io_hdr.flags &= ~CTL_FLAG_SENT_2OTHER_SC;
1631 if (tpcl_queue(io, tio->lun) != CTL_RETVAL_COMPLETE) {
1632 printf("%s: error returned from tpcl_queue()!\n",
1633 __func__);
1634 io->io_hdr.status = old_status;
1635 } else
1636 return;
1637 }
1638 }
1639
1640 if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_SUCCESS) {
1641 tio->list->error = 1;
1642 if (io->io_hdr.io_type == CTL_IO_SCSI &&
1643 (io->io_hdr.status & CTL_STATUS_MASK) == CTL_SCSI_ERROR) {
1644 tio->list->fwd_scsi_status = io->scsiio.scsi_status;
1645 tio->list->fwd_sense_data = io->scsiio.sense_data;
1646 tio->list->fwd_sense_len = io->scsiio.sense_len;
1647 tio->list->fwd_target = tio->target;
1648 tio->list->fwd_cscd = tio->cscd;
1649 }
1650 } else
1651 atomic_add_int(&tio->list->curops, 1);
1652 if (!tio->list->error && !tio->list->abort) {
1653 while ((tior = TAILQ_FIRST(&tio->run)) != NULL) {
1654 TAILQ_REMOVE(&tio->run, tior, rlinks);
1655 atomic_add_int(&tio->list->tbdio, 1);
1656 if (tpcl_queue(tior->io, tior->lun) != CTL_RETVAL_COMPLETE)
1657 panic("tpcl_queue() error");
1658 }
1659 }
1660 if (atomic_fetchadd_int(&tio->list->tbdio, -1) == 1)
1661 tpc_process(tio->list);
1662}
1663
1664int
1665ctl_extended_copy_lid1(struct ctl_scsiio *ctsio)
1666{
1667 struct ctl_lun *lun = CTL_LUN(ctsio);
1668 struct scsi_extended_copy *cdb;
1669 struct scsi_extended_copy_lid1_data *data;
1670 struct scsi_ec_cscd *cscd;
1671 struct scsi_ec_segment *seg;
1672 struct tpc_list *list, *tlist;
1673 uint8_t *ptr;
1674 const char *value;
1675 int len, off, lencscd, lenseg, leninl, nseg;
1676
1677 CTL_DEBUG_PRINT(("ctl_extended_copy_lid1\n"));
1678
1679 cdb = (struct scsi_extended_copy *)ctsio->cdb;
1680 len = scsi_4btoul(cdb->length);
1681
1682 if (len == 0) {
1683 ctl_set_success(ctsio);
1684 goto done;
1685 }
1686 if (len < sizeof(struct scsi_extended_copy_lid1_data) ||
1687 len > sizeof(struct scsi_extended_copy_lid1_data) +
1688 TPC_MAX_LIST + TPC_MAX_INLINE) {
1689 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1,
1690 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0);
1691 goto done;
1692 }
1693
1694 /*
1695 * If we've got a kernel request that hasn't been malloced yet,
1696 * malloc it and tell the caller the data buffer is here.
1697 */
1698 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) {
1699 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK);
1700 ctsio->kern_data_len = len;
1701 ctsio->kern_total_len = len;
1702 ctsio->kern_rel_offset = 0;
1703 ctsio->kern_sg_entries = 0;
1704 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
1705 ctsio->be_move_done = ctl_config_move_done;
1706 ctl_datamove((union ctl_io *)ctsio);
1707
1708 return (CTL_RETVAL_COMPLETE);
1709 }
1710
1711 data = (struct scsi_extended_copy_lid1_data *)ctsio->kern_data_ptr;
1712 lencscd = scsi_2btoul(data->cscd_list_length);
1713 lenseg = scsi_4btoul(data->segment_list_length);
1714 leninl = scsi_4btoul(data->inline_data_length);
1715 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) {
1716 ctl_set_sense(ctsio, /*current_error*/ 1,
1717 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1718 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE);
1719 goto done;
1720 }
1721 if (lenseg > TPC_MAX_SEGS * sizeof(struct scsi_ec_segment)) {
1722 ctl_set_sense(ctsio, /*current_error*/ 1,
1723 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1724 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE);
1725 goto done;
1726 }
1727 if (lencscd + lenseg > TPC_MAX_LIST ||
1728 leninl > TPC_MAX_INLINE ||
1729 len < sizeof(struct scsi_extended_copy_lid1_data) +
1730 lencscd + lenseg + leninl) {
1731 ctl_set_param_len_error(ctsio);
1732 goto done;
1733 }
1734
1735 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO);
1736 list->service_action = cdb->service_action;
1737 value = dnvlist_get_string(lun->be_lun->options, "insecure_tpc", NULL);
1738 if (value != NULL && strcmp(value, "on") == 0)
1739 list->init_port = -1;
1740 else
1741 list->init_port = ctsio->io_hdr.nexus.targ_port;
1742 list->init_idx = ctl_get_initindex(&ctsio->io_hdr.nexus);
1743 list->list_id = data->list_identifier;
1744 list->flags = data->flags;
1745 list->params = ctsio->kern_data_ptr;
1746 list->cscd = (struct scsi_ec_cscd *)&data->data[0];
1747 ptr = &data->data[0];
1748 for (off = 0; off < lencscd; off += sizeof(struct scsi_ec_cscd)) {
1749 cscd = (struct scsi_ec_cscd *)(ptr + off);
1750 if (cscd->type_code != EC_CSCD_ID) {
1751 free(list, M_CTL);
1752 ctl_set_sense(ctsio, /*current_error*/ 1,
1753 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1754 /*asc*/ 0x26, /*ascq*/ 0x07, SSD_ELEM_NONE);
1755 goto done;
1756 }
1757 }
1758 ptr = &data->data[lencscd];
1759 for (nseg = 0, off = 0; off < lenseg; nseg++) {
1760 if (nseg >= TPC_MAX_SEGS) {
1761 free(list, M_CTL);
1762 ctl_set_sense(ctsio, /*current_error*/ 1,
1763 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1764 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE);
1765 goto done;
1766 }
1767 seg = (struct scsi_ec_segment *)(ptr + off);
1768 if (seg->type_code != EC_SEG_B2B &&
1769 seg->type_code != EC_SEG_VERIFY &&
1770 seg->type_code != EC_SEG_REGISTER_KEY) {
1771 free(list, M_CTL);
1772 ctl_set_sense(ctsio, /*current_error*/ 1,
1773 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1774 /*asc*/ 0x26, /*ascq*/ 0x09, SSD_ELEM_NONE);
1775 goto done;
1776 }
1777 list->seg[nseg] = seg;
1778 off += sizeof(struct scsi_ec_segment) +
1779 scsi_2btoul(seg->descr_length);
1780 }
1781 list->inl = &data->data[lencscd + lenseg];
1782 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd);
1783 list->nseg = nseg;
1784 list->leninl = leninl;
1785 list->ctsio = ctsio;
1786 list->lun = lun;
1787 mtx_lock(&lun->lun_lock);
1788 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) {
1789 tlist = tpc_find_list(lun, list->list_id, list->init_idx);
1790 if (tlist != NULL && !tlist->completed) {
1791 mtx_unlock(&lun->lun_lock);
1792 free(list, M_CTL);
1793 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
1794 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0,
1795 /*bit*/ 0);
1796 goto done;
1797 }
1798 if (tlist != NULL) {
1799 TAILQ_REMOVE(&lun->tpc_lists, tlist, links);
1800 free(tlist, M_CTL);
1801 }
1802 }
1803 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links);
1804 mtx_unlock(&lun->lun_lock);
1805
1806 tpc_process(list);
1807 return (CTL_RETVAL_COMPLETE);
1808
1809done:
1810 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) {
1811 free(ctsio->kern_data_ptr, M_CTL);
1812 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED;
1813 }
1814 ctl_done((union ctl_io *)ctsio);
1815 return (CTL_RETVAL_COMPLETE);
1816}
1817
1818int
1819ctl_extended_copy_lid4(struct ctl_scsiio *ctsio)
1820{
1821 struct ctl_lun *lun = CTL_LUN(ctsio);
1822 struct scsi_extended_copy *cdb;
1823 struct scsi_extended_copy_lid4_data *data;
1824 struct scsi_ec_cscd *cscd;
1825 struct scsi_ec_segment *seg;
1826 struct tpc_list *list, *tlist;
1827 uint8_t *ptr;
1828 const char *value;
1829 int len, off, lencscd, lenseg, leninl, nseg;
1830
1831 CTL_DEBUG_PRINT(("ctl_extended_copy_lid4\n"));
1832
1833 cdb = (struct scsi_extended_copy *)ctsio->cdb;
1834 len = scsi_4btoul(cdb->length);
1835
1836 if (len == 0) {
1837 ctl_set_success(ctsio);
1838 goto done;
1839 }
1840 if (len < sizeof(struct scsi_extended_copy_lid4_data) ||
1841 len > sizeof(struct scsi_extended_copy_lid4_data) +
1842 TPC_MAX_LIST + TPC_MAX_INLINE) {
1843 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1,
1844 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0);
1845 goto done;
1846 }
1847
1848 /*
1849 * If we've got a kernel request that hasn't been malloced yet,
1850 * malloc it and tell the caller the data buffer is here.
1851 */
1852 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) {
1853 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK);
1854 ctsio->kern_data_len = len;
1855 ctsio->kern_total_len = len;
1856 ctsio->kern_rel_offset = 0;
1857 ctsio->kern_sg_entries = 0;
1858 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
1859 ctsio->be_move_done = ctl_config_move_done;
1860 ctl_datamove((union ctl_io *)ctsio);
1861
1862 return (CTL_RETVAL_COMPLETE);
1863 }
1864
1865 data = (struct scsi_extended_copy_lid4_data *)ctsio->kern_data_ptr;
1866 lencscd = scsi_2btoul(data->cscd_list_length);
1867 lenseg = scsi_2btoul(data->segment_list_length);
1868 leninl = scsi_2btoul(data->inline_data_length);
1869 if (lencscd > TPC_MAX_CSCDS * sizeof(struct scsi_ec_cscd)) {
1870 ctl_set_sense(ctsio, /*current_error*/ 1,
1871 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1872 /*asc*/ 0x26, /*ascq*/ 0x06, SSD_ELEM_NONE);
1873 goto done;
1874 }
1875 if (lenseg > TPC_MAX_SEGS * sizeof(struct scsi_ec_segment)) {
1876 ctl_set_sense(ctsio, /*current_error*/ 1,
1877 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1878 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE);
1879 goto done;
1880 }
1881 if (lencscd + lenseg > TPC_MAX_LIST ||
1882 leninl > TPC_MAX_INLINE ||
1883 len < sizeof(struct scsi_extended_copy_lid1_data) +
1884 lencscd + lenseg + leninl) {
1885 ctl_set_param_len_error(ctsio);
1886 goto done;
1887 }
1888
1889 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO);
1890 list->service_action = cdb->service_action;
1891 value = dnvlist_get_string(lun->be_lun->options, "insecure_tpc", NULL);
1892 if (value != NULL && strcmp(value, "on") == 0)
1893 list->init_port = -1;
1894 else
1895 list->init_port = ctsio->io_hdr.nexus.targ_port;
1896 list->init_idx = ctl_get_initindex(&ctsio->io_hdr.nexus);
1897 list->list_id = scsi_4btoul(data->list_identifier);
1898 list->flags = data->flags;
1899 list->params = ctsio->kern_data_ptr;
1900 list->cscd = (struct scsi_ec_cscd *)&data->data[0];
1901 ptr = &data->data[0];
1902 for (off = 0; off < lencscd; off += sizeof(struct scsi_ec_cscd)) {
1903 cscd = (struct scsi_ec_cscd *)(ptr + off);
1904 if (cscd->type_code != EC_CSCD_ID) {
1905 free(list, M_CTL);
1906 ctl_set_sense(ctsio, /*current_error*/ 1,
1907 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1908 /*asc*/ 0x26, /*ascq*/ 0x07, SSD_ELEM_NONE);
1909 goto done;
1910 }
1911 }
1912 ptr = &data->data[lencscd];
1913 for (nseg = 0, off = 0; off < lenseg; nseg++) {
1914 if (nseg >= TPC_MAX_SEGS) {
1915 free(list, M_CTL);
1916 ctl_set_sense(ctsio, /*current_error*/ 1,
1917 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1918 /*asc*/ 0x26, /*ascq*/ 0x08, SSD_ELEM_NONE);
1919 goto done;
1920 }
1921 seg = (struct scsi_ec_segment *)(ptr + off);
1922 if (seg->type_code != EC_SEG_B2B &&
1923 seg->type_code != EC_SEG_VERIFY &&
1924 seg->type_code != EC_SEG_REGISTER_KEY) {
1925 free(list, M_CTL);
1926 ctl_set_sense(ctsio, /*current_error*/ 1,
1927 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
1928 /*asc*/ 0x26, /*ascq*/ 0x09, SSD_ELEM_NONE);
1929 goto done;
1930 }
1931 list->seg[nseg] = seg;
1932 off += sizeof(struct scsi_ec_segment) +
1933 scsi_2btoul(seg->descr_length);
1934 }
1935 list->inl = &data->data[lencscd + lenseg];
1936 list->ncscd = lencscd / sizeof(struct scsi_ec_cscd);
1937 list->nseg = nseg;
1938 list->leninl = leninl;
1939 list->ctsio = ctsio;
1940 list->lun = lun;
1941 mtx_lock(&lun->lun_lock);
1942 if ((list->flags & EC_LIST_ID_USAGE_MASK) != EC_LIST_ID_USAGE_NONE) {
1943 tlist = tpc_find_list(lun, list->list_id, list->init_idx);
1944 if (tlist != NULL && !tlist->completed) {
1945 mtx_unlock(&lun->lun_lock);
1946 free(list, M_CTL);
1947 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
1948 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0,
1949 /*bit*/ 0);
1950 goto done;
1951 }
1952 if (tlist != NULL) {
1953 TAILQ_REMOVE(&lun->tpc_lists, tlist, links);
1954 free(tlist, M_CTL);
1955 }
1956 }
1957 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links);
1958 mtx_unlock(&lun->lun_lock);
1959
1960 tpc_process(list);
1961 return (CTL_RETVAL_COMPLETE);
1962
1963done:
1964 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) {
1965 free(ctsio->kern_data_ptr, M_CTL);
1966 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED;
1967 }
1968 ctl_done((union ctl_io *)ctsio);
1969 return (CTL_RETVAL_COMPLETE);
1970}
1971
1972static void
1973tpc_create_token(struct ctl_lun *lun, struct ctl_port *port, off_t len,
1974 struct scsi_token *token)
1975{
1976 static int id = 0;
1977 struct scsi_vpd_id_descriptor *idd = NULL;
1978 struct scsi_ec_cscd_id *cscd;
1979 struct scsi_read_capacity_data_long *dtsd;
1980 int targid_len;
1981
1982 scsi_ulto4b(ROD_TYPE_AUR, token->type);
1983 scsi_ulto2b(0x01f8, token->length);
1984 scsi_u64to8b(atomic_fetchadd_int(&id, 1), &token->body[0]);
1985 if (lun->lun_devid)
1986 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *)
1987 lun->lun_devid->data, lun->lun_devid->len,
1988 scsi_devid_is_lun_naa);
1989 if (idd == NULL && lun->lun_devid)
1990 idd = scsi_get_devid_desc((struct scsi_vpd_id_descriptor *)
1991 lun->lun_devid->data, lun->lun_devid->len,
1992 scsi_devid_is_lun_eui64);
1993 if (idd != NULL) {
1994 cscd = (struct scsi_ec_cscd_id *)&token->body[8];
1995 cscd->type_code = EC_CSCD_ID;
1996 cscd->luidt_pdt = T_DIRECT;
1997 memcpy(&cscd->codeset, idd, 4 + idd->length);
1998 scsi_ulto3b(lun->be_lun->blocksize, cscd->dtsp.block_length);
1999 }
2000 scsi_u64to8b(0, &token->body[40]); /* XXX: Should be 128bit value. */
2001 scsi_u64to8b(len, &token->body[48]);
2002
2003 /* ROD token device type specific data (RC16 without first field) */
2004 dtsd = (struct scsi_read_capacity_data_long *)&token->body[88 - 8];
2005 scsi_ulto4b(lun->be_lun->blocksize, dtsd->length);
2006 dtsd->prot_lbppbe = lun->be_lun->pblockexp & SRC16_LBPPBE;
2007 scsi_ulto2b(lun->be_lun->pblockoff & SRC16_LALBA_A, dtsd->lalba_lbp);
2008 if (lun->be_lun->flags & CTL_LUN_FLAG_UNMAP)
2009 dtsd->lalba_lbp[0] |= SRC16_LBPME | SRC16_LBPRZ;
2010
2011 if (port->target_devid) {
2012 targid_len = port->target_devid->len;
2013 memcpy(&token->body[120], port->target_devid->data, targid_len);
2014 } else
2015 targid_len = 32;
2016 arc4rand(&token->body[120 + targid_len], 384 - targid_len, 0);
2017};
2018
2019int
2020ctl_populate_token(struct ctl_scsiio *ctsio)
2021{
2022 struct ctl_softc *softc = CTL_SOFTC(ctsio);
2023 struct ctl_port *port = CTL_PORT(ctsio);
2024 struct ctl_lun *lun = CTL_LUN(ctsio);
2025 struct scsi_populate_token *cdb;
2026 struct scsi_populate_token_data *data;
2027 struct tpc_list *list, *tlist;
2028 struct tpc_token *token;
2029 uint64_t lba;
2030 int len, lendata, lendesc;
2031
2032 CTL_DEBUG_PRINT(("ctl_populate_token\n"));
2033
2034 cdb = (struct scsi_populate_token *)ctsio->cdb;
2035 len = scsi_4btoul(cdb->length);
2036
2037 if (len < sizeof(struct scsi_populate_token_data) ||
2038 len > sizeof(struct scsi_populate_token_data) +
2039 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) {
2040 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1,
2041 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0);
2042 goto done;
2043 }
2044
2045 /*
2046 * If we've got a kernel request that hasn't been malloced yet,
2047 * malloc it and tell the caller the data buffer is here.
2048 */
2049 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) {
2050 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK);
2051 ctsio->kern_data_len = len;
2052 ctsio->kern_total_len = len;
2053 ctsio->kern_rel_offset = 0;
2054 ctsio->kern_sg_entries = 0;
2055 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
2056 ctsio->be_move_done = ctl_config_move_done;
2057 ctl_datamove((union ctl_io *)ctsio);
2058
2059 return (CTL_RETVAL_COMPLETE);
2060 }
2061
2062 data = (struct scsi_populate_token_data *)ctsio->kern_data_ptr;
2063 lendata = scsi_2btoul(data->length);
2064 if (lendata < sizeof(struct scsi_populate_token_data) - 2 +
2065 sizeof(struct scsi_range_desc)) {
2066 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0,
2067 /*field*/ 0, /*bit_valid*/ 0, /*bit*/ 0);
2068 goto done;
2069 }
2070 lendesc = scsi_2btoul(data->range_descriptor_length);
2071 if (lendesc < sizeof(struct scsi_range_desc) ||
2072 len < sizeof(struct scsi_populate_token_data) + lendesc ||
2073 lendata < sizeof(struct scsi_populate_token_data) - 2 + lendesc) {
2074 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0,
2075 /*field*/ 14, /*bit_valid*/ 0, /*bit*/ 0);
2076 goto done;
2077 }
2078/*
2079 printf("PT(list=%u) flags=%x to=%d rt=%x len=%x\n",
2080 scsi_4btoul(cdb->list_identifier),
2081 data->flags, scsi_4btoul(data->inactivity_timeout),
2082 scsi_4btoul(data->rod_type),
2083 scsi_2btoul(data->range_descriptor_length));
2084*/
2085
2086 /* Validate INACTIVITY TIMEOUT field */
2087 if (scsi_4btoul(data->inactivity_timeout) > TPC_MAX_TOKEN_TIMEOUT) {
2088 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
2089 /*command*/ 0, /*field*/ 4, /*bit_valid*/ 0,
2090 /*bit*/ 0);
2091 goto done;
2092 }
2093
2094 /* Validate ROD TYPE field */
2095 if ((data->flags & EC_PT_RTV) &&
2096 scsi_4btoul(data->rod_type) != ROD_TYPE_AUR) {
2097 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0,
2098 /*field*/ 8, /*bit_valid*/ 0, /*bit*/ 0);
2099 goto done;
2100 }
2101
2102 /* Validate list of ranges */
2103 if (tpc_check_ranges_l(&data->desc[0],
2104 scsi_2btoul(data->range_descriptor_length) /
2105 sizeof(struct scsi_range_desc),
2106 lun->be_lun->maxlba, &lba) != 0) {
2107 ctl_set_lba_out_of_range(ctsio, lba);
2108 goto done;
2109 }
2110 if (tpc_check_ranges_x(&data->desc[0],
2111 scsi_2btoul(data->range_descriptor_length) /
2112 sizeof(struct scsi_range_desc)) != 0) {
2113 ctl_set_invalid_field(ctsio, /*sks_valid*/ 0,
2114 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0,
2115 /*bit*/ 0);
2116 goto done;
2117 }
2118
2119 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO);
2120 list->service_action = cdb->service_action;
2121 list->init_port = ctsio->io_hdr.nexus.targ_port;
2122 list->init_idx = ctl_get_initindex(&ctsio->io_hdr.nexus);
2123 list->list_id = scsi_4btoul(cdb->list_identifier);
2124 list->flags = data->flags;
2125 list->ctsio = ctsio;
2126 list->lun = lun;
2127 mtx_lock(&lun->lun_lock);
2128 tlist = tpc_find_list(lun, list->list_id, list->init_idx);
2129 if (tlist != NULL && !tlist->completed) {
2130 mtx_unlock(&lun->lun_lock);
2131 free(list, M_CTL);
2132 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
2133 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0,
2134 /*bit*/ 0);
2135 goto done;
2136 }
2137 if (tlist != NULL) {
2138 TAILQ_REMOVE(&lun->tpc_lists, tlist, links);
2139 free(tlist, M_CTL);
2140 }
2141 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links);
2142 mtx_unlock(&lun->lun_lock);
2143
2144 token = malloc(sizeof(*token), M_CTL, M_WAITOK | M_ZERO);
2145 token->lun = lun->lun;
2146 token->blocksize = lun->be_lun->blocksize;
2147 token->params = ctsio->kern_data_ptr;
2148 token->range = &data->desc[0];
2149 token->nrange = scsi_2btoul(data->range_descriptor_length) /
2150 sizeof(struct scsi_range_desc);
2151 list->cursectors = tpc_ranges_length(token->range, token->nrange);
2152 list->curbytes = (off_t)list->cursectors * lun->be_lun->blocksize;
2153 tpc_create_token(lun, port, list->curbytes,
2154 (struct scsi_token *)token->token);
2155 token->active = 0;
2156 token->last_active = time_uptime;
2157 token->timeout = scsi_4btoul(data->inactivity_timeout);
2158 if (token->timeout == 0)
2159 token->timeout = TPC_DFL_TOKEN_TIMEOUT;
2160 else if (token->timeout < TPC_MIN_TOKEN_TIMEOUT)
2161 token->timeout = TPC_MIN_TOKEN_TIMEOUT;
2162 memcpy(list->res_token, token->token, sizeof(list->res_token));
2163 list->res_token_valid = 1;
2164 list->curseg = 0;
2165 list->completed = 1;
2166 list->last_active = time_uptime;
2167 mtx_lock(&softc->tpc_lock);
2168 TAILQ_INSERT_TAIL(&softc->tpc_tokens, token, links);
2169 mtx_unlock(&softc->tpc_lock);
2170 ctl_set_success(ctsio);
2171 ctl_done((union ctl_io *)ctsio);
2172 return (CTL_RETVAL_COMPLETE);
2173
2174done:
2175 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) {
2176 free(ctsio->kern_data_ptr, M_CTL);
2177 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED;
2178 }
2179 ctl_done((union ctl_io *)ctsio);
2180 return (CTL_RETVAL_COMPLETE);
2181}
2182
2183int
2184ctl_write_using_token(struct ctl_scsiio *ctsio)
2185{
2186 struct ctl_softc *softc = CTL_SOFTC(ctsio);
2187 struct ctl_lun *lun = CTL_LUN(ctsio);
2188 struct scsi_write_using_token *cdb;
2189 struct scsi_write_using_token_data *data;
2190 struct tpc_list *list, *tlist;
2191 struct tpc_token *token;
2192 uint64_t lba;
2193 int len, lendata, lendesc;
2194
2195 CTL_DEBUG_PRINT(("ctl_write_using_token\n"));
2196
2197 cdb = (struct scsi_write_using_token *)ctsio->cdb;
2198 len = scsi_4btoul(cdb->length);
2199
2200 if (len < sizeof(struct scsi_write_using_token_data) ||
2201 len > sizeof(struct scsi_write_using_token_data) +
2202 TPC_MAX_SEGS * sizeof(struct scsi_range_desc)) {
2203 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 1,
2204 /*field*/ 9, /*bit_valid*/ 0, /*bit*/ 0);
2205 goto done;
2206 }
2207
2208 /*
2209 * If we've got a kernel request that hasn't been malloced yet,
2210 * malloc it and tell the caller the data buffer is here.
2211 */
2212 if ((ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) == 0) {
2213 ctsio->kern_data_ptr = malloc(len, M_CTL, M_WAITOK);
2214 ctsio->kern_data_len = len;
2215 ctsio->kern_total_len = len;
2216 ctsio->kern_rel_offset = 0;
2217 ctsio->kern_sg_entries = 0;
2218 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
2219 ctsio->be_move_done = ctl_config_move_done;
2220 ctl_datamove((union ctl_io *)ctsio);
2221
2222 return (CTL_RETVAL_COMPLETE);
2223 }
2224
2225 data = (struct scsi_write_using_token_data *)ctsio->kern_data_ptr;
2226 lendata = scsi_2btoul(data->length);
2227 if (lendata < sizeof(struct scsi_write_using_token_data) - 2 +
2228 sizeof(struct scsi_range_desc)) {
2229 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0,
2230 /*field*/ 0, /*bit_valid*/ 0, /*bit*/ 0);
2231 goto done;
2232 }
2233 lendesc = scsi_2btoul(data->range_descriptor_length);
2234 if (lendesc < sizeof(struct scsi_range_desc) ||
2235 len < sizeof(struct scsi_write_using_token_data) + lendesc ||
2236 lendata < sizeof(struct scsi_write_using_token_data) - 2 + lendesc) {
2237 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1, /*command*/ 0,
2238 /*field*/ 534, /*bit_valid*/ 0, /*bit*/ 0);
2239 goto done;
2240 }
2241/*
2242 printf("WUT(list=%u) flags=%x off=%ju len=%x\n",
2243 scsi_4btoul(cdb->list_identifier),
2244 data->flags, scsi_8btou64(data->offset_into_rod),
2245 scsi_2btoul(data->range_descriptor_length));
2246*/
2247
2248 /* Validate list of ranges */
2249 if (tpc_check_ranges_l(&data->desc[0],
2250 scsi_2btoul(data->range_descriptor_length) /
2251 sizeof(struct scsi_range_desc),
2252 lun->be_lun->maxlba, &lba) != 0) {
2253 ctl_set_lba_out_of_range(ctsio, lba);
2254 goto done;
2255 }
2256 if (tpc_check_ranges_x(&data->desc[0],
2257 scsi_2btoul(data->range_descriptor_length) /
2258 sizeof(struct scsi_range_desc)) != 0) {
2259 ctl_set_invalid_field(ctsio, /*sks_valid*/ 0,
2260 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0,
2261 /*bit*/ 0);
2262 goto done;
2263 }
2264
2265 list = malloc(sizeof(struct tpc_list), M_CTL, M_WAITOK | M_ZERO);
2266 list->service_action = cdb->service_action;
2267 list->init_port = ctsio->io_hdr.nexus.targ_port;
2268 list->init_idx = ctl_get_initindex(&ctsio->io_hdr.nexus);
2269 list->list_id = scsi_4btoul(cdb->list_identifier);
2270 list->flags = data->flags;
2271 list->params = ctsio->kern_data_ptr;
2272 list->range = &data->desc[0];
2273 list->nrange = scsi_2btoul(data->range_descriptor_length) /
2274 sizeof(struct scsi_range_desc);
2275 list->offset_into_rod = scsi_8btou64(data->offset_into_rod);
2276 list->ctsio = ctsio;
2277 list->lun = lun;
2278 mtx_lock(&lun->lun_lock);
2279 tlist = tpc_find_list(lun, list->list_id, list->init_idx);
2280 if (tlist != NULL && !tlist->completed) {
2281 mtx_unlock(&lun->lun_lock);
2282 free(list, M_CTL);
2283 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
2284 /*command*/ 0, /*field*/ 0, /*bit_valid*/ 0,
2285 /*bit*/ 0);
2286 goto done;
2287 }
2288 if (tlist != NULL) {
2289 TAILQ_REMOVE(&lun->tpc_lists, tlist, links);
2290 free(tlist, M_CTL);
2291 }
2292 TAILQ_INSERT_TAIL(&lun->tpc_lists, list, links);
2293 mtx_unlock(&lun->lun_lock);
2294
2295 /* Block device zero ROD token -> no token. */
2296 if (scsi_4btoul(data->rod_token) == ROD_TYPE_BLOCK_ZERO) {
2297 tpc_process(list);
2298 return (CTL_RETVAL_COMPLETE);
2299 }
2300
2301 mtx_lock(&softc->tpc_lock);
2302 TAILQ_FOREACH(token, &softc->tpc_tokens, links) {
2303 if (memcmp(token->token, data->rod_token,
2304 sizeof(data->rod_token)) == 0)
2305 break;
2306 }
2307 if (token != NULL) {
2308 token->active++;
2309 list->token = token;
2310 if (data->flags & EC_WUT_DEL_TKN)
2311 token->timeout = 0;
2312 }
2313 mtx_unlock(&softc->tpc_lock);
2314 if (token == NULL) {
2315 mtx_lock(&lun->lun_lock);
2316 TAILQ_REMOVE(&lun->tpc_lists, list, links);
2317 mtx_unlock(&lun->lun_lock);
2318 free(list, M_CTL);
2319 ctl_set_sense(ctsio, /*current_error*/ 1,
2320 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
2321 /*asc*/ 0x23, /*ascq*/ 0x04, SSD_ELEM_NONE);
2322 goto done;
2323 }
2324
2325 tpc_process(list);
2326 return (CTL_RETVAL_COMPLETE);
2327
2328done:
2329 if (ctsio->io_hdr.flags & CTL_FLAG_ALLOCATED) {
2330 free(ctsio->kern_data_ptr, M_CTL);
2331 ctsio->io_hdr.flags &= ~CTL_FLAG_ALLOCATED;
2332 }
2333 ctl_done((union ctl_io *)ctsio);
2334 return (CTL_RETVAL_COMPLETE);
2335}
2336
2337int
2338ctl_receive_rod_token_information(struct ctl_scsiio *ctsio)
2339{
2340 struct ctl_lun *lun = CTL_LUN(ctsio);
2341 struct scsi_receive_rod_token_information *cdb;
2342 struct scsi_receive_copy_status_lid4_data *data;
2343 struct tpc_list *list;
2344 struct tpc_list list_copy;
2345 uint8_t *ptr;
2346 int retval;
2347 int alloc_len, total_len, token_len;
2348 uint32_t list_id;
2349
2350 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n"));
2351
2352 cdb = (struct scsi_receive_rod_token_information *)ctsio->cdb;
2353 retval = CTL_RETVAL_COMPLETE;
2354
2355 list_id = scsi_4btoul(cdb->list_identifier);
2356 mtx_lock(&lun->lun_lock);
2357 list = tpc_find_list(lun, list_id,
2358 ctl_get_initindex(&ctsio->io_hdr.nexus));
2359 if (list == NULL) {
2360 mtx_unlock(&lun->lun_lock);
2361 ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
2362 /*command*/ 1, /*field*/ 2, /*bit_valid*/ 0,
2363 /*bit*/ 0);
2364 ctl_done((union ctl_io *)ctsio);
2365 return (retval);
2366 }
2367 list_copy = *list;
2368 if (list->completed) {
2369 TAILQ_REMOVE(&lun->tpc_lists, list, links);
2370 free(list, M_CTL);
2371 }
2372 mtx_unlock(&lun->lun_lock);
2373
2374 token_len = list_copy.res_token_valid ? 2 + sizeof(list_copy.res_token) : 0;
2375 total_len = sizeof(*data) + list_copy.sense_len + 4 + token_len;
2376 alloc_len = scsi_4btoul(cdb->length);
2377
2378 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO);
2379 ctsio->kern_sg_entries = 0;
2380 ctsio->kern_rel_offset = 0;
2381 ctsio->kern_data_len = min(total_len, alloc_len);
2382 ctsio->kern_total_len = ctsio->kern_data_len;
2383
2384 data = (struct scsi_receive_copy_status_lid4_data *)ctsio->kern_data_ptr;
2385 scsi_ulto4b(sizeof(*data) - 4 + list_copy.sense_len +
2386 4 + token_len, data->available_data);
2387 data->response_to_service_action = list_copy.service_action;
2388 if (list_copy.completed) {
2389 if (list_copy.error)
2390 data->copy_command_status = RCS_CCS_ERROR;
2391 else if (list_copy.abort)
2392 data->copy_command_status = RCS_CCS_ABORTED;
2393 else
2394 data->copy_command_status = RCS_CCS_COMPLETED;
2395 } else
2396 data->copy_command_status = RCS_CCS_INPROG_FG;
2397 scsi_ulto2b(list_copy.curops, data->operation_counter);
2398 scsi_ulto4b(UINT32_MAX, data->estimated_status_update_delay);
2399 data->transfer_count_units = RCS_TC_LBAS;
2400 scsi_u64to8b(list_copy.cursectors, data->transfer_count);
2401 scsi_ulto2b(list_copy.curseg, data->segments_processed);
2402 data->length_of_the_sense_data_field = list_copy.sense_len;
2403 data->sense_data_length = list_copy.sense_len;
2404 memcpy(data->sense_data, &list_copy.sense_data, list_copy.sense_len);
2405
2406 ptr = &data->sense_data[data->length_of_the_sense_data_field];
2407 scsi_ulto4b(token_len, &ptr[0]);
2408 if (list_copy.res_token_valid) {
2409 scsi_ulto2b(0, &ptr[4]);
2410 memcpy(&ptr[6], list_copy.res_token, sizeof(list_copy.res_token));
2411 }
2412/*
2413 printf("RRTI(list=%u) valid=%d\n",
2414 scsi_4btoul(cdb->list_identifier), list_copy.res_token_valid);
2415*/
2416 ctl_set_success(ctsio);
2417 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
2418 ctsio->be_move_done = ctl_config_move_done;
2419 ctl_datamove((union ctl_io *)ctsio);
2420 return (retval);
2421}
2422
2423int
2424ctl_report_all_rod_tokens(struct ctl_scsiio *ctsio)
2425{
2426 struct ctl_softc *softc = CTL_SOFTC(ctsio);
2427 struct scsi_report_all_rod_tokens *cdb;
2428 struct scsi_report_all_rod_tokens_data *data;
2429 struct tpc_token *token;
2430 int retval;
2431 int alloc_len, total_len, tokens, i;
2432
2433 CTL_DEBUG_PRINT(("ctl_receive_rod_token_information\n"));
2434
2435 cdb = (struct scsi_report_all_rod_tokens *)ctsio->cdb;
2436 retval = CTL_RETVAL_COMPLETE;
2437
2438 tokens = 0;
2439 mtx_lock(&softc->tpc_lock);
2440 TAILQ_FOREACH(token, &softc->tpc_tokens, links)
2441 tokens++;
2442 mtx_unlock(&softc->tpc_lock);
2443 if (tokens > 512)
2444 tokens = 512;
2445
2446 total_len = sizeof(*data) + tokens * 96;
2447 alloc_len = scsi_4btoul(cdb->length);
2448
2449 ctsio->kern_data_ptr = malloc(total_len, M_CTL, M_WAITOK | M_ZERO);
2450 ctsio->kern_sg_entries = 0;
2451 ctsio->kern_rel_offset = 0;
2452 ctsio->kern_data_len = min(total_len, alloc_len);
2453 ctsio->kern_total_len = ctsio->kern_data_len;
2454
2455 data = (struct scsi_report_all_rod_tokens_data *)ctsio->kern_data_ptr;
2456 i = 0;
2457 mtx_lock(&softc->tpc_lock);
2458 TAILQ_FOREACH(token, &softc->tpc_tokens, links) {
2459 if (i >= tokens)
2460 break;
2461 memcpy(&data->rod_management_token_list[i * 96],
2462 token->token, 96);
2463 i++;
2464 }
2465 mtx_unlock(&softc->tpc_lock);
2466 scsi_ulto4b(sizeof(*data) - 4 + i * 96, data->available_data);
2467/*
2468 printf("RART tokens=%d\n", i);
2469*/
2470 ctl_set_success(ctsio);
2471 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
2472 ctsio->be_move_done = ctl_config_move_done;
2473 ctl_datamove((union ctl_io *)ctsio);
2474 return (retval);
2475}
ctl_config_move_done
int ctl_config_move_done(union ctl_io *io, bool samethr)
Definition: ctl.c:5102
ctl_free_io
void ctl_free_io(union ctl_io *io)
Definition: ctl.c:3991
ctl_datamove
void ctl_datamove(union ctl_io *io)
Definition: ctl.c:12538
ctl_get_initindex
uint32_t ctl_get_initindex(struct ctl_nexus *nexus)
Definition: ctl.c:3624
ctl_done
void ctl_done(union ctl_io *io)
Definition: ctl.c:13362
CTL_RETVAL_COMPLETE
#define CTL_RETVAL_COMPLETE
Definition: ctl.h:45
CTL_RETVAL_ERROR
#define CTL_RETVAL_ERROR
Definition: ctl.h:48
CTL_RETVAL_QUEUED
#define CTL_RETVAL_QUEUED
Definition: ctl.h:46
ctl_backend.h
ctl_debug.h
CTL_DEBUG_PRINT
#define CTL_DEBUG_PRINT(X)
Definition: ctl_debug.h:61
ctl_set_task_aborted
void ctl_set_task_aborted(struct ctl_scsiio *ctsio)
Definition: ctl_error.c:956
ctl_set_invalid_field
void ctl_set_invalid_field(struct ctl_scsiio *ctsio, int sks_valid, int command, int field, int bit_valid, int bit)
Definition: ctl_error.c:618
ctl_set_success
void ctl_set_success(struct ctl_scsiio *ctsio)
Definition: ctl_error.c:989
ctl_set_param_len_error
void ctl_set_param_len_error(struct ctl_scsiio *ctsio)
Definition: ctl_error.c:686
ctl_set_lba_out_of_range
void ctl_set_lba_out_of_range(struct ctl_scsiio *ctsio, uint64_t lba)
Definition: ctl_error.c:779
ctl_set_sense
void ctl_set_sense(struct ctl_scsiio *ctsio, int current_error, int sense_key, int asc, int ascq,...)
Definition: ctl_error.c:128
ctl_error.h
ctl_frontend.h
ctl_ha.h
ctl_io.h
CTL_PRIV_FRONTEND
#define CTL_PRIV_FRONTEND
Definition: ctl_io.h:163
CTL_IO_SCSI
@ CTL_IO_SCSI
Definition: ctl_io.h:191
CTL_IO_TASK
@ CTL_IO_TASK
Definition: ctl_io.h:192
CTL_TAG_SIMPLE
@ CTL_TAG_SIMPLE
Definition: ctl_io.h:255
CTL_PORT
#define CTL_PORT(io)
Definition: ctl_io.h:169
ctl_io_status
ctl_io_status
Definition: ctl_io.h:68
CTL_SUCCESS
@ CTL_SUCCESS
Definition: ctl_io.h:70
CTL_AUTOSENSE
@ CTL_AUTOSENSE
Definition: ctl_io.h:77
CTL_SCSI_ERROR
@ CTL_SCSI_ERROR
Definition: ctl_io.h:74
CTL_STATUS_NONE
@ CTL_STATUS_NONE
Definition: ctl_io.h:69
CTL_STATUS_MASK
@ CTL_STATUS_MASK
Definition: ctl_io.h:76
CTL_SOFTC
#define CTL_SOFTC(io)
Definition: ctl_io.h:167
CTL_LUN
#define CTL_LUN(io)
Definition: ctl_io.h:166
CTL_FLAG_ALLOCATED
@ CTL_FLAG_ALLOCATED
Definition: ctl_io.h:93
ctl_ioctl.h
CTL_LUN_FLAG_UNMAP
@ CTL_LUN_FLAG_UNMAP
Definition: ctl_ioctl.h:331
ctl_private.h
ctl_scsi_all.h
tpc_process_zero_wut
static int tpc_process_zero_wut(struct tpc_list *list)
Definition: ctl_tpc.c:1334
ctl_tpc_lun_init
void ctl_tpc_lun_init(struct ctl_lun *lun)
Definition: ctl_tpc.c:223
tpc_process_wut
static int tpc_process_wut(struct tpc_list *list)
Definition: ctl_tpc.c:1175
tpc_skip_ranges
static int tpc_skip_ranges(struct scsi_range_desc *range, int nrange, off_t skip, int *srange, off_t *soffset)
Definition: ctl_tpc.c:1154
ctl_copy_operation_abort
int ctl_copy_operation_abort(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:724
ctl_report_all_rod_tokens
int ctl_report_all_rod_tokens(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:2424
TPC_MIN_TOKEN_TIMEOUT
#define TPC_MIN_TOKEN_TIMEOUT
Definition: ctl_tpc.c:72
TPC_MAX_IO_SIZE
#define TPC_MAX_IO_SIZE
Definition: ctl_tpc.c:70
tpc_process_verify
static int tpc_process_verify(struct tpc_list *list)
Definition: ctl_tpc.c:976
TPC_DFL_TOKEN_TIMEOUT
#define TPC_DFL_TOKEN_TIMEOUT
Definition: ctl_tpc.c:73
tpc_done
void tpc_done(union ctl_io *io)
Definition: ctl_tpc.c:1603
TPC_MAX_IOCHUNK_SIZE
#define TPC_MAX_IOCHUNK_SIZE
Definition: ctl_tpc.c:71
TPC_MAX_LIST
#define TPC_MAX_LIST
Definition: ctl_tpc.c:67
tpc_check_ranges_l
static int tpc_check_ranges_l(struct scsi_range_desc *range, int nrange, uint64_t maxlba, uint64_t *lba)
Definition: ctl_tpc.c:1115
ctl_tpc_lun_clear
void ctl_tpc_lun_clear(struct ctl_lun *lun, uint32_t initidx)
Definition: ctl_tpc.c:230
ctl_tpc_lun_shutdown
void ctl_tpc_lun_shutdown(struct ctl_lun *lun)
Definition: ctl_tpc.c:245
TPC_MAX_SEG
#define TPC_MAX_SEG
Definition: ctl_tpc.c:66
tpc_timeout
static void tpc_timeout(void *arg)
Definition: ctl_tpc.c:159
tpc_error_action
tpc_error_action
Definition: ctl_tpc.c:78
TPC_ERR_NO_DECREMENT
@ TPC_ERR_NO_DECREMENT
Definition: ctl_tpc.c:82
TPC_ERR_FAIL
@ TPC_ERR_FAIL
Definition: ctl_tpc.c:80
TPC_ERR_MASK
@ TPC_ERR_MASK
Definition: ctl_tpc.c:81
TPC_ERR_RETRY
@ TPC_ERR_RETRY
Definition: ctl_tpc.c:79
TPC_MAX_INLINE
#define TPC_MAX_INLINE
Definition: ctl_tpc.c:68
ctl_receive_copy_status_lid4
int ctl_receive_copy_status_lid4(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:650
ctl_inquiry_evpd_tpc
int ctl_inquiry_evpd_tpc(struct ctl_scsiio *ctsio, int alloc_len)
Definition: ctl_tpc.c:272
ctl_receive_rod_token_information
int ctl_receive_rod_token_information(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:2338
ctl_extended_copy_lid1
int ctl_extended_copy_lid1(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:1665
TAILQ_HEAD
TAILQ_HEAD(runl, tpc_io)
ctl_receive_copy_failure_details
int ctl_receive_copy_failure_details(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:590
tpc_process
static void tpc_process(struct tpc_list *list)
Definition: ctl_tpc.c:1419
__FBSDID
__FBSDID("$FreeBSD$")
tpc_create_token
static void tpc_create_token(struct ctl_lun *lun, struct ctl_port *port, off_t len, struct scsi_token *token)
Definition: ctl_tpc.c:1973
tpc_ranges_length
static off_t tpc_ranges_length(struct scsi_range_desc *range, int nrange)
Definition: ctl_tpc.c:1104
tpc_checkcond_parse
static tpc_error_action tpc_checkcond_parse(union ctl_io *io)
Definition: ctl_tpc.c:1514
tpc_error_parse
static tpc_error_action tpc_error_parse(union ctl_io *io)
Definition: ctl_tpc.c:1572
ctl_receive_copy_operating_parameters
int ctl_receive_copy_operating_parameters(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:454
ctl_tpc_init
void ctl_tpc_init(struct ctl_softc *softc)
Definition: ctl_tpc.c:194
ctl_tpc_shutdown
void ctl_tpc_shutdown(struct ctl_softc *softc)
Definition: ctl_tpc.c:205
TPC_MAX_CSCDS
#define TPC_MAX_CSCDS
Definition: ctl_tpc.c:64
ctl_receive_copy_status_lid1
int ctl_receive_copy_status_lid1(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:520
tpc_find_list
static struct tpc_list * tpc_find_list(struct ctl_lun *lun, uint32_t list_id, uint32_t init_idx)
Definition: ctl_tpc.c:505
tpc_check_ranges_x
static int tpc_check_ranges_x(struct scsi_range_desc *range, int nrange)
Definition: ctl_tpc.c:1134
tpc_set_io_error_sense
static void tpc_set_io_error_sense(struct tpc_list *list)
Definition: ctl_tpc.c:780
TPC_MAX_SEGS
#define TPC_MAX_SEGS
Definition: ctl_tpc.c:65
TPC_MAX_TOKEN_TIMEOUT
#define TPC_MAX_TOKEN_TIMEOUT
Definition: ctl_tpc.c:74
TPC_MAX_LISTS
#define TPC_MAX_LISTS
Definition: ctl_tpc.c:69
ctl_write_using_token
int ctl_write_using_token(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:2184
ctl_populate_token
int ctl_populate_token(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:2020
ctl_extended_copy_lid4
int ctl_extended_copy_lid4(struct ctl_scsiio *ctsio)
Definition: ctl_tpc.c:1819
tpc_process_b2b
static int tpc_process_b2b(struct tpc_list *list)
Definition: ctl_tpc.c:818
tpc_process_register_key
static int tpc_process_register_key(struct tpc_list *list)
Definition: ctl_tpc.c:1038
MALLOC_DEFINE
MALLOC_DEFINE(M_CTL_TPC, "ctltpc", "CTL TPC")
tpc_resolve
static uint64_t tpc_resolve(struct tpc_list *list, uint16_t idx, uint32_t *ss, uint32_t *pb, uint32_t *pbo)
Definition: ctl_tpc.c:758
ctl_tpc.h
tpcl_resolve
uint64_t tpcl_resolve(struct ctl_softc *softc, int init_port, struct scsi_ec_cscd *cscd, uint32_t *ss, uint32_t *ps, uint32_t *pso)
Definition: ctl_tpc_local.c:268
tpcl_alloc_io
union ctl_io * tpcl_alloc_io(void)
Definition: ctl_tpc_local.c:313
tpcl_queue
int tpcl_queue(union ctl_io *io, uint64_t lun)
Definition: ctl_tpc_local.c:321
ctl_scsi_read_write
void ctl_scsi_read_write(union ctl_io *io, uint8_t *data_ptr, uint32_t data_len, int read_op, uint8_t byte2, int minimum_cdb_size, uint64_t lba, uint32_t num_blocks, ctl_tag_type tag_type, uint8_t control)
Definition: ctl_util.c:252
ctl_scsi_tur
void ctl_scsi_tur(union ctl_io *io, ctl_tag_type tag_type, uint8_t control)
Definition: ctl_util.c:101
ctl_scsi_persistent_res_out
void ctl_scsi_persistent_res_out(union ctl_io *io, uint8_t *data_ptr, uint32_t data_len, int action, int type, uint64_t key, uint64_t sa_key, ctl_tag_type tag_type, uint8_t control)
Definition: ctl_util.c:599
ctl_scsi_write_same
void ctl_scsi_write_same(union ctl_io *io, uint8_t *data_ptr, uint32_t data_len, uint8_t byte2, uint64_t lba, uint32_t num_blocks, ctl_tag_type tag_type, uint8_t control)
Definition: ctl_util.c:353
ctl_util.h
scsi_devid_is_lun_eui64
int scsi_devid_is_lun_eui64(uint8_t *bufp)
Definition: scsi_all.c:5623
scsi_devid_is_lun_naa
int scsi_devid_is_lun_naa(uint8_t *bufp)
Definition: scsi_all.c:5636
scsi_get_devid_desc
struct scsi_vpd_id_descriptor * scsi_get_devid_desc(struct scsi_vpd_id_descriptor *desc, uint32_t len, scsi_devid_checkfn_t ck_fn)
Definition: scsi_all.c:5714
scsi_extract_sense_len
void scsi_extract_sense_len(struct scsi_sense_data *sense_data, u_int sense_len, int *error_code, int *sense_key, int *asc, int *ascq, int show_errors)
Definition: scsi_all.c:5245
scsi_all.h
RCS_TC_BYTES
#define RCS_TC_BYTES
Definition: scsi_all.h:1674
SVPD_TPC_SRT
#define SVPD_TPC_SRT
Definition: scsi_all.h:2751
EC_LIST_ID_USAGE_MASK
#define EC_LIST_ID_USAGE_MASK
Definition: scsi_all.h:1879
SSD_KEY_UNIT_ATTENTION
#define SSD_KEY_UNIT_ATTENTION
Definition: scsi_all.h:3282
RCS_RCFD
#define RCS_RCFD
Definition: scsi_all.h:1689
SVPD_TPC_BDRL
#define SVPD_TPC_BDRL
Definition: scsi_all.h:2649
SVPD_SCSI_TPC
#define SVPD_SCSI_TPC
Definition: scsi_all.h:2775
SSD_KEY_HARDWARE_ERROR
#define SSD_KEY_HARDWARE_ERROR
Definition: scsi_all.h:3280
EXTENDED_COPY
#define EXTENDED_COPY
Definition: scsi_all.h:2118
SSD_DESC_CURRENT_ERROR
#define SSD_DESC_CURRENT_ERROR
Definition: scsi_all.h:3325
RCS_RRTI
#define RCS_RRTI
Definition: scsi_all.h:1984
SCSI_STATUS_CHECK_COND
#define SCSI_STATUS_CHECK_COND
Definition: scsi_all.h:3692
RCS_CCS_COMPLETED
#define RCS_CCS_COMPLETED
Definition: scsi_all.h:1670
EC_WUT_DEL_TKN
#define EC_WUT_DEL_TKN
Definition: scsi_all.h:1971
EC_EC_LID1
#define EC_EC_LID1
Definition: scsi_all.h:1781
SRC16_LBPME
#define SRC16_LBPME
Definition: scsi_all.h:2956
EC_SEG_B2B
#define EC_SEG_B2B
Definition: scsi_all.h:1838
scsi_3btoul
static __inline uint32_t scsi_3btoul(const uint8_t *bytes)
Definition: scsi_all.h:4425
SWS_NDOB
#define SWS_NDOB
Definition: scsi_all.h:1347
scsi_8btou64
static __inline uint64_t scsi_8btou64(const uint8_t *bytes)
Definition: scsi_all.h:4459
SVPD_TPC_SD
#define SVPD_TPC_SD
Definition: scsi_all.h:2691
scsi_2btoul
static __inline uint32_t scsi_2btoul(const uint8_t *bytes)
Definition: scsi_all.h:4415
RCOP_SNLID
#define RCOP_SNLID
Definition: scsi_all.h:1757
SSD_FORWARDED_SDS_EXDST
#define SSD_FORWARDED_SDS_EXDST
Definition: scsi_all.h:3624
T_DIRECT
#define T_DIRECT
Definition: scsi_all.h:2170
RCS_TC_LBAS
#define RCS_TC_LBAS
Definition: scsi_all.h:1681
EC_PT
#define EC_PT
Definition: scsi_all.h:1925
EC_LIST_ID_USAGE_NONE
#define EC_LIST_ID_USAGE_NONE
Definition: scsi_all.h:1882
EC_WUT
#define EC_WUT
Definition: scsi_all.h:1958
RCS_CCS_ERROR
#define RCS_CCS_ERROR
Definition: scsi_all.h:1671
RCS_TC_MBYTES
#define RCS_TC_MBYTES
Definition: scsi_all.h:1676
scsi_ulto2b
static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes)
Definition: scsi_all.h:4374
EC_CSCD_ID
#define EC_CSCD_ID
Definition: scsi_all.h:1814
SSD_DEFERRED_ERROR
#define SSD_DEFERRED_ERROR
Definition: scsi_all.h:3271
SSD_DESC_DEFERRED_ERROR
#define SSD_DESC_DEFERRED_ERROR
Definition: scsi_all.h:3326
RCS_CCS_INPROG_FG
#define RCS_CCS_INPROG_FG
Definition: scsi_all.h:1727
SSD_KEY_NOT_READY
#define SSD_KEY_NOT_READY
Definition: scsi_all.h:3278
scsi_4btoul
static __inline uint32_t scsi_4btoul(const uint8_t *bytes)
Definition: scsi_all.h:4447
EC_EC_LID4
#define EC_EC_LID4
Definition: scsi_all.h:1782
EC_PT_RTV
#define EC_PT_RTV
Definition: scsi_all.h:1945
RCS_RCOP
#define RCS_RCOP
Definition: scsi_all.h:1746
SID_QUAL_LU_CONNECTED
#define SID_QUAL_LU_CONNECTED
Definition: scsi_all.h:2208
SSD_FORWARDED_FSDT
#define SSD_FORWARDED_FSDT
Definition: scsi_all.h:3620
SVPD_TPC_SRTD_TIN
#define SVPD_TPC_SRTD_TIN
Definition: scsi_all.h:2741
SRC16_LBPPBE
#define SRC16_LBPPBE
Definition: scsi_all.h:2950
EC_SEG_DC
#define EC_SEG_DC
Definition: scsi_all.h:1829
SSD_SKS_SEGMENT_VALID
#define SSD_SKS_SEGMENT_VALID
Definition: scsi_all.h:3447
SVPD_TPC_SRTD_TOUT
#define SVPD_TPC_SRTD_TOUT
Definition: scsi_all.h:2740
scsi_ulto4b
static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes)
Definition: scsi_all.h:4391
SRC16_LBPRZ
#define SRC16_LBPRZ
Definition: scsi_all.h:2955
scsi_u64to8b
static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes)
Definition: scsi_all.h:4401
SPRO_REGISTER
#define SPRO_REGISTER
Definition: scsi_all.h:398
EC_SEG_VERIFY
#define EC_SEG_VERIFY
Definition: scsi_all.h:1852
SVPD_TPC_RTF
#define SVPD_TPC_RTF
Definition: scsi_all.h:2724
SSD_FORWARDED_SDS_EXSRC
#define SSD_FORWARDED_SDS_EXSRC
Definition: scsi_all.h:3623
ROD_TYPE_AUR
#define ROD_TYPE_AUR
Definition: scsi_all.h:1996
RCS_RCS_LID1
#define RCS_RCS_LID1
Definition: scsi_all.h:1657
RCS_CCS_INPROG
#define RCS_CCS_INPROG
Definition: scsi_all.h:1669
EC_SEG_REGISTER_KEY
#define EC_SEG_REGISTER_KEY
Definition: scsi_all.h:1864
RCS_RCS_LID4
#define RCS_RCS_LID4
Definition: scsi_all.h:1711
SVPD_TPC_PD
#define SVPD_TPC_PD
Definition: scsi_all.h:2678
SID_QUAL_LU_OFFLINE
#define SID_QUAL_LU_OFFLINE
Definition: scsi_all.h:2209
scsi_ulto3b
static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes)
Definition: scsi_all.h:4382
SSD_KEY_ILLEGAL_REQUEST
#define SSD_KEY_ILLEGAL_REQUEST
Definition: scsi_all.h:3281
EC_COA
#define EC_COA
Definition: scsi_all.h:1915
RCS_RART
#define RCS_RART
Definition: scsi_all.h:2011
SVPD_TPC_SC
#define SVPD_TPC_SC
Definition: scsi_all.h:2669
SVPD_TPC_GCO
#define SVPD_TPC_GCO
Definition: scsi_all.h:2761
ROD_TYPE_BLOCK_ZERO
#define ROD_TYPE_BLOCK_ZERO
Definition: scsi_all.h:2001
RCS_CCS_ABORTED
#define RCS_CCS_ABORTED
Definition: scsi_all.h:1729
SSD_ELEM_SKS
@ SSD_ELEM_SKS
Definition: scsi_all.h:3236
SSD_ELEM_COMMAND
@ SSD_ELEM_COMMAND
Definition: scsi_all.h:3237
SSD_ELEM_NONE
@ SSD_ELEM_NONE
Definition: scsi_all.h:3233
SSD_ELEM_SKIP
@ SSD_ELEM_SKIP
Definition: scsi_all.h:3234
SSD_ELEM_DESC
@ SSD_ELEM_DESC
Definition: scsi_all.h:3235
SVPD_TPC_RTF_BLOCK
#define SVPD_TPC_RTF_BLOCK
Definition: scsi_all.h:2709
RECEIVE_COPY_STATUS
#define RECEIVE_COPY_STATUS
Definition: scsi_all.h:2119
SSD_KEY_COPY_ABORTED
#define SSD_KEY_COPY_ABORTED
Definition: scsi_all.h:3286
SRC16_LALBA_A
#define SRC16_LALBA_A
Definition: scsi_all.h:2961
SVPD_TPC_SDID
#define SVPD_TPC_SDID
Definition: scsi_all.h:2700
SSD_CURRENT_ERROR
#define SSD_CURRENT_ERROR
Definition: scsi_all.h:3270
scsi_da.h
ctl_be_lun::blocksize
uint32_t blocksize
Definition: ctl_backend.h:152
ctl_be_lun::lun_type
uint8_t lun_type
Definition: ctl_backend.h:148
ctl_be_lun::maxlba
uint64_t maxlba
Definition: ctl_backend.h:151
ctl_be_lun::flags
ctl_backend_lun_flags flags
Definition: ctl_backend.h:149
ctl_be_lun::options
nvlist_t * options
Definition: ctl_backend.h:166
ctl_be_lun::pblockexp
uint16_t pblockexp
Definition: ctl_backend.h:153
ctl_be_lun::pblockoff
uint16_t pblockoff
Definition: ctl_backend.h:154
ctl_devid::data
uint8_t data[]
Definition: ctl_private.h:370
ctl_devid::len
int len
Definition: ctl_private.h:369
ctl_io_hdr::io_type
ctl_io_type io_type
Definition: ctl_io.h:224
ctl_io_hdr::nexus
struct ctl_nexus nexus
Definition: ctl_io.h:226
ctl_io_hdr::retries
uint32_t retries
Definition: ctl_io.h:232
ctl_io_hdr::status
uint32_t status
Definition: ctl_io.h:229
ctl_io_hdr::flags
uint32_t flags
Definition: ctl_io.h:228
ctl_io_hdr::ctl_private
union ctl_priv ctl_private[CTL_NUM_PRIV]
Definition: ctl_io.h:246
ctl_lun
Definition: ctl_private.h:378
ctl_lun::lun_lock
struct mtx lun_lock
Definition: ctl_private.h:379
ctl_lun::lun_devid
struct ctl_devid * lun_devid
Definition: ctl_private.h:415
ctl_lun::lun
uint64_t lun
Definition: ctl_private.h:380
ctl_lun::ctl_softc
struct ctl_softc * ctl_softc
Definition: ctl_private.h:384
ctl_lun::be_lun
struct ctl_be_lun * be_lun
Definition: ctl_private.h:385
ctl_nexus::targ_port
uint32_t targ_port
Definition: ctl_io.h:197
ctl_port
Definition: ctl_frontend.h:215
ctl_port::target_devid
struct ctl_devid * target_devid
Definition: ctl_frontend.h:243
ctl_scsiio
Definition: ctl_io.h:274
ctl_scsiio::be_move_done
int(* be_move_done)(union ctl_io *io, bool samethr)
Definition: ctl_io.h:336
ctl_scsiio::kern_total_len
uint32_t kern_total_len
Definition: ctl_io.h:312
ctl_scsiio::kern_sg_entries
uint32_t kern_sg_entries
Definition: ctl_io.h:290
ctl_scsiio::sense_data
struct scsi_sense_data sense_data
Definition: ctl_io.h:326
ctl_scsiio::kern_data_len
uint32_t kern_data_len
Definition: ctl_io.h:306
ctl_scsiio::io_hdr
struct ctl_io_hdr io_hdr
Definition: ctl_io.h:275
ctl_scsiio::scsi_status
uint8_t scsi_status
Definition: ctl_io.h:328
ctl_scsiio::cdb
uint8_t cdb[CTL_MAX_CDBLEN]
Definition: ctl_io.h:335
ctl_scsiio::kern_rel_offset
uint32_t kern_rel_offset
Definition: ctl_io.h:324
ctl_scsiio::kern_data_ptr
uint8_t * kern_data_ptr
Definition: ctl_io.h:297
ctl_scsiio::sense_len
uint8_t sense_len
Definition: ctl_io.h:327
ctl_softc
Definition: ctl_private.h:436
ctl_softc::tpc_timeout
struct callout tpc_timeout
Definition: ctl_private.h:471
ctl_softc::tpc_lock
struct mtx tpc_lock
Definition: ctl_private.h:472
ctl_softc::ctl_lock
struct mtx ctl_lock
Definition: ctl_private.h:437
scsi_copy_operation_abort
Definition: scsi_all.h:1912
scsi_copy_operation_abort::list_identifier
uint8_t list_identifier[4]
Definition: scsi_all.h:1916
scsi_ec_cscd_dtsp
Definition: scsi_all.h:1790
scsi_ec_cscd_dtsp::block_length
uint8_t block_length[3]
Definition: scsi_all.h:1794
scsi_ec_cscd_id
Definition: scsi_all.h:1812
scsi_ec_cscd_id::luidt_pdt
uint8_t luidt_pdt
Definition: scsi_all.h:1815
scsi_ec_cscd_id::dtsp
struct scsi_ec_cscd_dtsp dtsp
Definition: scsi_all.h:1822
scsi_ec_cscd_id::codeset
uint8_t codeset
Definition: scsi_all.h:1817
scsi_ec_cscd_id::type_code
uint8_t type_code
Definition: scsi_all.h:1813
scsi_ec_cscd
Definition: scsi_all.h:1798
scsi_ec_cscd::type_code
uint8_t type_code
Definition: scsi_all.h:1799
scsi_ec_cscd::dtsp
struct scsi_ec_cscd_dtsp dtsp
Definition: scsi_all.h:1808
scsi_ec_segment_b2b
Definition: scsi_all.h:1836
scsi_ec_segment_b2b::flags
uint8_t flags
Definition: scsi_all.h:1839
scsi_ec_segment_b2b::src_cscd
uint8_t src_cscd[2]
Definition: scsi_all.h:1841
scsi_ec_segment_b2b::number_of_blocks
uint8_t number_of_blocks[2]
Definition: scsi_all.h:1844
scsi_ec_segment_b2b::src_lba
uint8_t src_lba[8]
Definition: scsi_all.h:1845
scsi_ec_segment_b2b::dst_lba
uint8_t dst_lba[8]
Definition: scsi_all.h:1846
scsi_ec_segment_b2b::dst_cscd
uint8_t dst_cscd[2]
Definition: scsi_all.h:1842
scsi_ec_segment_register_key
Definition: scsi_all.h:1862
scsi_ec_segment_register_key::dst_cscd
uint8_t dst_cscd[2]
Definition: scsi_all.h:1868
scsi_ec_segment_register_key::sa_res_key
uint8_t sa_res_key[8]
Definition: scsi_all.h:1870
scsi_ec_segment_register_key::res_key
uint8_t res_key[8]
Definition: scsi_all.h:1869
scsi_ec_segment_verify
Definition: scsi_all.h:1850
scsi_ec_segment_verify::tur
uint8_t tur
Definition: scsi_all.h:1857
scsi_ec_segment_verify::src_cscd
uint8_t src_cscd[2]
Definition: scsi_all.h:1855
scsi_ec_segment
Definition: scsi_all.h:1826
scsi_ec_segment::descr_length
uint8_t descr_length[2]
Definition: scsi_all.h:1831
scsi_ec_segment::type_code
uint8_t type_code
Definition: scsi_all.h:1827
scsi_extended_copy_lid1_data
Definition: scsi_all.h:1875
scsi_extended_copy_lid1_data::data
uint8_t data[]
Definition: scsi_all.h:1888
scsi_extended_copy_lid4_data
Definition: scsi_all.h:1892
scsi_extended_copy_lid4_data::data
uint8_t data[]
Definition: scsi_all.h:1908
scsi_extended_copy
Definition: scsi_all.h:1778
scsi_extended_copy::length
uint8_t length[4]
Definition: scsi_all.h:1784
scsi_extended_copy::service_action
uint8_t service_action
Definition: scsi_all.h:1780
scsi_per_res_out_parms
Definition: scsi_all.h:430
scsi_populate_token_data
Definition: scsi_all.h:1941
scsi_populate_token_data::flags
uint8_t flags
Definition: scsi_all.h:1943
scsi_populate_token_data::rod_type
uint8_t rod_type[4]
Definition: scsi_all.h:1948
scsi_populate_token_data::range_descriptor_length
uint8_t range_descriptor_length[2]
Definition: scsi_all.h:1950
scsi_populate_token_data::desc
struct scsi_range_desc desc[]
Definition: scsi_all.h:1951
scsi_populate_token_data::inactivity_timeout
uint8_t inactivity_timeout[4]
Definition: scsi_all.h:1947
scsi_populate_token_data::length
uint8_t length[2]
Definition: scsi_all.h:1942
scsi_populate_token
Definition: scsi_all.h:1922
scsi_populate_token::list_identifier
uint8_t list_identifier[4]
Definition: scsi_all.h:1927
scsi_populate_token::length
uint8_t length[4]
Definition: scsi_all.h:1928
scsi_populate_token::service_action
uint8_t service_action
Definition: scsi_all.h:1924
scsi_range_desc
Definition: scsi_all.h:1934
scsi_range_desc::lba
uint8_t lba[8]
Definition: scsi_all.h:1935
scsi_range_desc::length
uint8_t length[4]
Definition: scsi_all.h:1936
scsi_read_capacity_data_long
Definition: scsi_all.h:2940
scsi_read_capacity_data_long::length
uint8_t length[4]
Definition: scsi_all.h:2942
scsi_read_capacity_data_long::prot_lbppbe
uint8_t prot_lbppbe
Definition: scsi_all.h:2953
scsi_read_capacity_data_long::lalba_lbp
uint8_t lalba_lbp[2]
Definition: scsi_all.h:2964
scsi_receive_copy_failure_details_data
Definition: scsi_all.h:1698
scsi_receive_copy_failure_details_data::sense_data_length
uint8_t sense_data_length[2]
Definition: scsi_all.h:1703
scsi_receive_copy_failure_details_data::sense_data
uint8_t sense_data[]
Definition: scsi_all.h:1704
scsi_receive_copy_failure_details_data::copy_command_status
uint8_t copy_command_status
Definition: scsi_all.h:1701
scsi_receive_copy_failure_details_data::available_data
uint8_t available_data[4]
Definition: scsi_all.h:1699
scsi_receive_copy_failure_details
Definition: scsi_all.h:1686
scsi_receive_copy_failure_details::list_identifier
uint8_t list_identifier
Definition: scsi_all.h:1690
scsi_receive_copy_failure_details::length
uint8_t length[4]
Definition: scsi_all.h:1692
scsi_receive_copy_operating_parameters_data
Definition: scsi_all.h:1754
scsi_receive_copy_operating_parameters_data::list_of_implemented_descriptor_type_codes
uint8_t list_of_implemented_descriptor_type_codes[0]
Definition: scsi_all.h:1774
scsi_receive_copy_operating_parameters_data::maximum_concurrent_copies
uint8_t maximum_concurrent_copies
Definition: scsi_all.h:1768
scsi_receive_copy_operating_parameters_data::maximum_inline_data_length
uint8_t maximum_inline_data_length[4]
Definition: scsi_all.h:1763
scsi_receive_copy_operating_parameters_data::maximum_cscd_descriptor_count
uint8_t maximum_cscd_descriptor_count[2]
Definition: scsi_all.h:1759
scsi_receive_copy_operating_parameters_data::snlid
uint8_t snlid
Definition: scsi_all.h:1756
scsi_receive_copy_operating_parameters_data::total_concurrent_copies
uint8_t total_concurrent_copies[2]
Definition: scsi_all.h:1767
scsi_receive_copy_operating_parameters_data::maximum_segment_length
uint8_t maximum_segment_length[4]
Definition: scsi_all.h:1762
scsi_receive_copy_operating_parameters_data::inline_data_granularity
uint8_t inline_data_granularity
Definition: scsi_all.h:1770
scsi_receive_copy_operating_parameters_data::implemented_descriptor_list_length
uint8_t implemented_descriptor_list_length
Definition: scsi_all.h:1773
scsi_receive_copy_operating_parameters_data::maximum_descriptor_list_length
uint8_t maximum_descriptor_list_length[4]
Definition: scsi_all.h:1761
scsi_receive_copy_operating_parameters_data::maximum_stream_device_transfer_size
uint8_t maximum_stream_device_transfer_size[4]
Definition: scsi_all.h:1765
scsi_receive_copy_operating_parameters_data::held_data_granularity
uint8_t held_data_granularity
Definition: scsi_all.h:1771
scsi_receive_copy_operating_parameters_data::length
uint8_t length[4]
Definition: scsi_all.h:1755
scsi_receive_copy_operating_parameters_data::held_data_limit
uint8_t held_data_limit[4]
Definition: scsi_all.h:1764
scsi_receive_copy_operating_parameters_data::maximum_segment_descriptor_count
uint8_t maximum_segment_descriptor_count[2]
Definition: scsi_all.h:1760
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Definition: scsi_all.h:1769
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Definition: scsi_all.h:1743
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Definition: scsi_all.h:1748
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Definition: scsi_all.h:1666
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Definition: scsi_all.h:1672
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Definition: scsi_all.h:1668
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Definition: scsi_all.h:1673
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Definition: scsi_all.h:1682
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Definition: scsi_all.h:1667
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Definition: scsi_all.h:1654
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Definition: scsi_all.h:1658
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Definition: scsi_all.h:1660
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Definition: scsi_all.h:1720
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Definition: scsi_all.h:1721
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Definition: scsi_all.h:1722
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Definition: scsi_all.h:1736
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Definition: scsi_all.h:1735
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Definition: scsi_all.h:1723
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Definition: scsi_all.h:1733
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Definition: scsi_all.h:1730
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Definition: scsi_all.h:1734
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Definition: scsi_all.h:1737
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Definition: scsi_all.h:1731
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Definition: scsi_all.h:1739
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Definition: scsi_all.h:1708
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Definition: scsi_all.h:1712
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Definition: scsi_all.h:1714
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Definition: scsi_all.h:1981
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Definition: scsi_all.h:1987
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Definition: scsi_all.h:1985
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Definition: scsi_all.h:2019
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Definition: scsi_all.h:2020
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Definition: scsi_all.h:2022
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Definition: scsi_all.h:2008
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Definition: scsi_all.h:2013
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Definition: scsi_all.h:3245
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Definition: scsi_all.h:1993
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Definition: scsi_all.h:1994
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Definition: scsi_all.h:2004
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Definition: scsi_all.h:2003
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Definition: scsi_all.h:2363
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Definition: scsi_all.h:2392
scsi_vpd_tpc_descriptor_bdrl
Definition: scsi_all.h:2647
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Definition: scsi_all.h:2653
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Definition: scsi_all.h:2654
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Definition: scsi_all.h:2650
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Definition: scsi_all.h:2652
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uint8_t maximum_token_transfer_size[8]
Definition: scsi_all.h:2655
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Definition: scsi_all.h:2656
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Definition: scsi_all.h:2648
scsi_vpd_tpc_descriptor_gco
Definition: scsi_all.h:2759
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uint8_t desc_length[2]
Definition: scsi_all.h:2762
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Definition: scsi_all.h:2760
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Definition: scsi_all.h:2766
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Definition: scsi_all.h:2767
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Definition: scsi_all.h:2764
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Definition: scsi_all.h:2763
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Definition: scsi_all.h:2765
scsi_vpd_tpc_descriptor_pd
Definition: scsi_all.h:2676
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uint8_t desc_length[2]
Definition: scsi_all.h:2679
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uint8_t maximum_descriptor_list_length[4]
Definition: scsi_all.h:2683
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Definition: scsi_all.h:2684
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Definition: scsi_all.h:2681
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Definition: scsi_all.h:2682
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Definition: scsi_all.h:2677
scsi_vpd_tpc_descriptor_rtf_block
Definition: scsi_all.h:2707
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Definition: scsi_all.h:2711
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uint8_t optimal_bytes_from_token_per_segment[8]
Definition: scsi_all.h:2717
scsi_vpd_tpc_descriptor_rtf_block::optimal_bytes_to_token_per_segment
uint8_t optimal_bytes_to_token_per_segment[8]
Definition: scsi_all.h:2716
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uint8_t optimal_length_granularity[2]
Definition: scsi_all.h:2713
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Definition: scsi_all.h:2708
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Definition: scsi_all.h:2714
scsi_vpd_tpc_descriptor_rtf_block::optimal_bytes
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Definition: scsi_all.h:2715
scsi_vpd_tpc_descriptor_rtf
Definition: scsi_all.h:2722
scsi_vpd_tpc_descriptor_rtf::type_specific_features_length
uint8_t type_specific_features_length[2]
Definition: scsi_all.h:2732
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Definition: scsi_all.h:2725
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Definition: scsi_all.h:2723
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uint8_t type_specific_features[0]
Definition: scsi_all.h:2733
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uint8_t minimum_token_lifetime[4]
Definition: scsi_all.h:2728
scsi_vpd_tpc_descriptor_rtf::remote_tokens
uint8_t remote_tokens
Definition: scsi_all.h:2726
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Definition: scsi_all.h:2730
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uint8_t maximum_token_lifetime[4]
Definition: scsi_all.h:2729
scsi_vpd_tpc_descriptor_sc_descr
Definition: scsi_all.h:2660
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uint8_t opcode
Definition: scsi_all.h:2661
scsi_vpd_tpc_descriptor_sc_descr::sa_length
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Definition: scsi_all.h:2662
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uint8_t supported_service_actions[0]
Definition: scsi_all.h:2663
scsi_vpd_tpc_descriptor_sc
Definition: scsi_all.h:2667
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Definition: scsi_all.h:2671
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Definition: scsi_all.h:2670
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Definition: scsi_all.h:2668
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struct scsi_vpd_tpc_descriptor_sc_descr descr[]
Definition: scsi_all.h:2672
scsi_vpd_tpc_descriptor_sd
Definition: scsi_all.h:2689
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uint8_t list_length
Definition: scsi_all.h:2693
scsi_vpd_tpc_descriptor_sd::supported_descriptor_codes
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Definition: scsi_all.h:2694
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Definition: scsi_all.h:2692
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Definition: scsi_all.h:2690
scsi_vpd_tpc_descriptor_sdid
Definition: scsi_all.h:2698
scsi_vpd_tpc_descriptor_sdid::list_length
uint8_t list_length[2]
Definition: scsi_all.h:2702
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Definition: scsi_all.h:2699
scsi_vpd_tpc_descriptor_sdid::supported_descriptor_ids
uint8_t supported_descriptor_ids[]
Definition: scsi_all.h:2703
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uint8_t desc_length[2]
Definition: scsi_all.h:2701
scsi_vpd_tpc_descriptor_srt
Definition: scsi_all.h:2749
scsi_vpd_tpc_descriptor_srt::rod_type_descriptors
uint8_t rod_type_descriptors[0]
Definition: scsi_all.h:2755
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Definition: scsi_all.h:2752
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Definition: scsi_all.h:2750
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Definition: scsi_all.h:2754
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Definition: scsi_all.h:2737
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Definition: scsi_all.h:2744
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Definition: scsi_all.h:2738
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Definition: scsi_all.h:2739
scsi_vpd_tpc_descriptor
Definition: scsi_all.h:2640
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Definition: scsi_all.h:2643
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Definition: scsi_all.h:2642
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Definition: scsi_all.h:2772
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Definition: scsi_all.h:2776
scsi_vpd_tpc::page_code
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Definition: scsi_all.h:2774
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Definition: scsi_all.h:2777
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Definition: scsi_all.h:2773
scsi_write_using_token_data
Definition: scsi_all.h:1967
scsi_write_using_token_data::desc
struct scsi_range_desc desc[]
Definition: scsi_all.h:1977
scsi_write_using_token_data::range_descriptor_length
uint8_t range_descriptor_length[2]
Definition: scsi_all.h:1976
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Definition: scsi_all.h:1968
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Definition: scsi_all.h:1973
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Definition: scsi_all.h:1969
scsi_write_using_token_data::rod_token
uint8_t rod_token[512]
Definition: scsi_all.h:1974
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Definition: scsi_all.h:1955
scsi_write_using_token::length
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Definition: scsi_all.h:1961
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Definition: scsi_all.h:1960
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Definition: scsi_all.h:1957
tpc_io
Definition: ctl_tpc.c:87
tpc_io::cscd
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Definition: ctl_tpc.c:90
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Definition: ctl_tpc.c:91
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Definition: ctl_tpc.c:92
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Definition: ctl_tpc.c:89
tpc_io::io
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Definition: ctl_tpc.c:88
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Definition: ctl_tpc.c:94
tpc_io::list
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Definition: ctl_tpc.c:93
tpc_list
Definition: ctl_tpc.c:112
tpc_list::curbytes
off_t curbytes
Definition: ctl_tpc.c:132
tpc_list::completed
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Definition: ctl_tpc.c:140
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Definition: ctl_tpc.c:139
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Definition: ctl_tpc.c:113
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Definition: ctl_tpc.c:125
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Definition: ctl_tpc.c:134
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Definition: ctl_tpc.c:121
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Definition: ctl_tpc.c:128
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Definition: ctl_tpc.c:114
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struct scsi_ec_cscd * cscd
Definition: ctl_tpc.c:119
tpc_list::curseg
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Definition: ctl_tpc.c:130
tpc_list::error
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Definition: ctl_tpc.c:138
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Definition: ctl_tpc.c:117
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Definition: ctl_tpc.c:118
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Definition: ctl_tpc.c:136
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Definition: ctl_tpc.c:115
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Definition: ctl_tpc.c:137
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Definition: ctl_tpc.c:141
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Definition: ctl_tpc.c:127
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Definition: ctl_tpc.c:135
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Definition: ctl_tpc.c:126
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Definition: ctl_tpc.c:131
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Definition: ctl_tpc.c:122
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Definition: ctl_tpc.c:116
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Definition: ctl_tpc.c:124
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Definition: ctl_tpc.c:120
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Definition: ctl_tpc.c:123
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Definition: ctl_tpc.c:133
tpc_token
Definition: ctl_tpc.c:99
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Definition: ctl_tpc.c:106
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Definition: ctl_tpc.c:104
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Definition: ctl_tpc.c:100
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Definition: ctl_tpc.c:105
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Definition: ctl_tpc.c:101
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Definition: ctl_tpc.c:107
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Definition: ctl_tpc.c:103
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Definition: ctl_io.h:586
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Definition: ctl_io.h:588
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Definition: ctl_io.h:587
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Definition: ctl_io.h:146