1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2002 Adaptec, Inc.
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 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31
32 /*
33 * CAM front-end for communicating with non-DASD devices
34 */
35
36 #include "opt_aac.h"
37
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/kernel.h>
41 #include <sys/sysctl.h>
42 #include <sys/lock.h>
43 #include <sys/malloc.h>
44 #include <sys/module.h>
45 #include <sys/mutex.h>
46
47 #include <cam/cam.h>
48 #include <cam/cam_ccb.h>
49 #include <cam/cam_debug.h>
50 #include <cam/cam_periph.h>
51 #include <cam/cam_sim.h>
52 #include <cam/cam_xpt_sim.h>
53 #include <cam/scsi/scsi_all.h>
54 #include <cam/scsi/scsi_message.h>
55
56 #include <sys/bus.h>
57 #include <sys/conf.h>
58 #include <sys/disk.h>
59
60 #include <machine/md_var.h>
61 #include <machine/bus.h>
62 #include <sys/rman.h>
63
64 #include <vm/vm.h>
65 #include <vm/pmap.h>
66
67 #include <dev/aac/aacreg.h>
68 #include <sys/aac_ioctl.h>
69 #include <dev/aac/aacvar.h>
70
71 struct aac_cam {
72 device_t dev;
73 struct aac_sim *inf;
74 struct cam_sim *sim;
75 struct cam_path *path;
76 };
77
78 static int aac_cam_probe(device_t dev);
79 static int aac_cam_attach(device_t dev);
80 static int aac_cam_detach(device_t dev);
81 static void aac_cam_action(struct cam_sim *, union ccb *);
82 static void aac_cam_poll(struct cam_sim *);
83 static void aac_cam_complete(struct aac_command *);
84 static void aac_cam_rescan(struct aac_softc *sc, uint32_t channel,
85 uint32_t target_id);
86
87 static u_int32_t aac_cam_reset_bus(struct cam_sim *, union ccb *);
88 static u_int32_t aac_cam_abort_ccb(struct cam_sim *, union ccb *);
89 static u_int32_t aac_cam_term_io(struct cam_sim *, union ccb *);
90
91 static devclass_t aac_pass_devclass;
92
93 static device_method_t aac_pass_methods[] = {
94 DEVMETHOD(device_probe, aac_cam_probe),
95 DEVMETHOD(device_attach, aac_cam_attach),
96 DEVMETHOD(device_detach, aac_cam_detach),
97 DEVMETHOD_END
98 };
99
100 static driver_t aac_pass_driver = {
101 "aacp",
102 aac_pass_methods,
103 sizeof(struct aac_cam)
104 };
105
106 DRIVER_MODULE(aacp, aac, aac_pass_driver, aac_pass_devclass, NULL, NULL);
107 MODULE_DEPEND(aacp, cam, 1, 1, 1);
108
109 static MALLOC_DEFINE(M_AACCAM, "aaccam", "AAC CAM info");
110
111 static void
aac_cam_rescan(struct aac_softc * sc,uint32_t channel,uint32_t target_id)112 aac_cam_rescan(struct aac_softc *sc, uint32_t channel, uint32_t target_id)
113 {
114 union ccb *ccb;
115 struct aac_sim *sim;
116 struct aac_cam *camsc;
117
118 if (target_id == AAC_CAM_TARGET_WILDCARD)
119 target_id = CAM_TARGET_WILDCARD;
120
121 TAILQ_FOREACH(sim, &sc->aac_sim_tqh, sim_link) {
122 camsc = sim->aac_cam;
123 if (camsc == NULL || camsc->inf == NULL ||
124 camsc->inf->BusNumber != channel)
125 continue;
126
127 ccb = xpt_alloc_ccb_nowait();
128 if (ccb == NULL) {
129 device_printf(sc->aac_dev,
130 "Cannot allocate ccb for bus rescan.\n");
131 return;
132 }
133
134 if (xpt_create_path(&ccb->ccb_h.path, NULL,
135 cam_sim_path(camsc->sim),
136 target_id, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
137 xpt_free_ccb(ccb);
138 device_printf(sc->aac_dev,
139 "Cannot create path for bus rescan.\n");
140 return;
141 }
142 xpt_rescan(ccb);
143 break;
144 }
145 }
146
147 static void
aac_cam_event(struct aac_softc * sc,struct aac_event * event,void * arg)148 aac_cam_event(struct aac_softc *sc, struct aac_event *event, void *arg)
149 {
150 union ccb *ccb;
151 struct aac_cam *camsc;
152
153 switch (event->ev_type) {
154 case AAC_EVENT_CMFREE:
155 ccb = arg;
156 camsc = ccb->ccb_h.sim_priv.entries[0].ptr;
157 free(event, M_AACCAM);
158 xpt_release_simq(camsc->sim, 1);
159 ccb->ccb_h.status = CAM_REQUEUE_REQ;
160 xpt_done(ccb);
161 break;
162 default:
163 device_printf(sc->aac_dev, "unknown event %d in aac_cam\n",
164 event->ev_type);
165 break;
166 }
167 }
168
169 static int
aac_cam_probe(device_t dev)170 aac_cam_probe(device_t dev)
171 {
172 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
173
174 return (0);
175 }
176
177 static int
aac_cam_detach(device_t dev)178 aac_cam_detach(device_t dev)
179 {
180 struct aac_softc *sc;
181 struct aac_cam *camsc;
182 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
183
184 camsc = (struct aac_cam *)device_get_softc(dev);
185 sc = camsc->inf->aac_sc;
186 camsc->inf->aac_cam = NULL;
187
188 mtx_lock(&sc->aac_io_lock);
189
190 xpt_async(AC_LOST_DEVICE, camsc->path, NULL);
191 xpt_free_path(camsc->path);
192 xpt_bus_deregister(cam_sim_path(camsc->sim));
193 cam_sim_free(camsc->sim, /*free_devq*/TRUE);
194
195 sc->cam_rescan_cb = NULL;
196
197 mtx_unlock(&sc->aac_io_lock);
198
199 return (0);
200 }
201
202 /*
203 * Register the driver as a CAM SIM
204 */
205 static int
aac_cam_attach(device_t dev)206 aac_cam_attach(device_t dev)
207 {
208 struct cam_devq *devq;
209 struct cam_sim *sim;
210 struct cam_path *path;
211 struct aac_cam *camsc;
212 struct aac_sim *inf;
213
214 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
215
216 camsc = (struct aac_cam *)device_get_softc(dev);
217 inf = (struct aac_sim *)device_get_ivars(dev);
218 camsc->inf = inf;
219 camsc->inf->aac_cam = camsc;
220
221 devq = cam_simq_alloc(inf->TargetsPerBus);
222 if (devq == NULL)
223 return (EIO);
224
225 sim = cam_sim_alloc(aac_cam_action, aac_cam_poll, "aacp", camsc,
226 device_get_unit(dev), &inf->aac_sc->aac_io_lock, 1, 1, devq);
227 if (sim == NULL) {
228 cam_simq_free(devq);
229 return (EIO);
230 }
231
232 /* Since every bus has it's own sim, every bus 'appears' as bus 0 */
233 mtx_lock(&inf->aac_sc->aac_io_lock);
234 if (xpt_bus_register(sim, dev, 0) != CAM_SUCCESS) {
235 cam_sim_free(sim, TRUE);
236 mtx_unlock(&inf->aac_sc->aac_io_lock);
237 return (EIO);
238 }
239
240 if (xpt_create_path(&path, NULL, cam_sim_path(sim),
241 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
242 xpt_bus_deregister(cam_sim_path(sim));
243 cam_sim_free(sim, TRUE);
244 mtx_unlock(&inf->aac_sc->aac_io_lock);
245 return (EIO);
246 }
247 inf->aac_sc->cam_rescan_cb = aac_cam_rescan;
248 mtx_unlock(&inf->aac_sc->aac_io_lock);
249
250 camsc->sim = sim;
251 camsc->path = path;
252
253 return (0);
254 }
255
256 static void
aac_cam_action(struct cam_sim * sim,union ccb * ccb)257 aac_cam_action(struct cam_sim *sim, union ccb *ccb)
258 {
259 struct aac_cam *camsc;
260 struct aac_softc *sc;
261 struct aac_srb *srb;
262 struct aac_fib *fib;
263 struct aac_command *cm;
264
265 camsc = (struct aac_cam *)cam_sim_softc(sim);
266 sc = camsc->inf->aac_sc;
267 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
268
269 /* Synchronous ops, and ops that don't require communication with the
270 * controller */
271 switch(ccb->ccb_h.func_code) {
272 case XPT_SCSI_IO:
273 case XPT_RESET_DEV:
274 /* These are handled down below */
275 break;
276 case XPT_CALC_GEOMETRY:
277 {
278 struct ccb_calc_geometry *ccg;
279 u_int32_t size_mb;
280 u_int32_t secs_per_cylinder;
281
282 ccg = &ccb->ccg;
283 size_mb = ccg->volume_size /
284 ((1024L * 1024L) / ccg->block_size);
285 if (size_mb >= (2 * 1024)) { /* 2GB */
286 ccg->heads = 255;
287 ccg->secs_per_track = 63;
288 } else if (size_mb >= (1 * 1024)) { /* 1GB */
289 ccg->heads = 128;
290 ccg->secs_per_track = 32;
291 } else {
292 ccg->heads = 64;
293 ccg->secs_per_track = 32;
294 }
295 secs_per_cylinder = ccg->heads * ccg->secs_per_track;
296 ccg->cylinders = ccg->volume_size / secs_per_cylinder;
297
298 ccb->ccb_h.status = CAM_REQ_CMP;
299 xpt_done(ccb);
300 return;
301 }
302 case XPT_PATH_INQ:
303 {
304 struct ccb_pathinq *cpi = &ccb->cpi;
305
306 cpi->version_num = 1;
307 cpi->hba_inquiry = PI_WIDE_16;
308 cpi->target_sprt = 0;
309
310 /*
311 * Resetting via the passthrough or parallel bus scan
312 * causes problems.
313 */
314 cpi->hba_misc = PIM_NOBUSRESET | PIM_SEQSCAN;
315 cpi->hba_eng_cnt = 0;
316 cpi->max_target = camsc->inf->TargetsPerBus;
317 cpi->max_lun = 8; /* Per the controller spec */
318 cpi->initiator_id = camsc->inf->InitiatorBusId;
319 cpi->bus_id = camsc->inf->BusNumber;
320 cpi->base_transfer_speed = 3300;
321 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
322 strlcpy(cpi->hba_vid, "Adaptec", HBA_IDLEN);
323 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
324 cpi->unit_number = cam_sim_unit(sim);
325 cpi->transport = XPORT_SPI;
326 cpi->transport_version = 2;
327 cpi->protocol = PROTO_SCSI;
328 cpi->protocol_version = SCSI_REV_2;
329 ccb->ccb_h.status = CAM_REQ_CMP;
330 xpt_done(ccb);
331 return;
332 }
333 case XPT_GET_TRAN_SETTINGS:
334 {
335 struct ccb_trans_settings_scsi *scsi =
336 &ccb->cts.proto_specific.scsi;
337 struct ccb_trans_settings_spi *spi =
338 &ccb->cts.xport_specific.spi;
339 ccb->cts.protocol = PROTO_SCSI;
340 ccb->cts.protocol_version = SCSI_REV_2;
341 ccb->cts.transport = XPORT_SPI;
342 ccb->cts.transport_version = 2;
343 if (ccb->ccb_h.target_lun != CAM_LUN_WILDCARD) {
344 scsi->valid = CTS_SCSI_VALID_TQ;
345 spi->valid |= CTS_SPI_VALID_DISC;
346 } else {
347 scsi->valid = 0;
348 }
349 ccb->ccb_h.status = CAM_REQ_CMP;
350 xpt_done(ccb);
351 return;
352 }
353 case XPT_SET_TRAN_SETTINGS:
354 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
355 xpt_done(ccb);
356 return;
357 case XPT_RESET_BUS:
358 if (!(sc->flags & AAC_FLAGS_CAM_NORESET)) {
359 ccb->ccb_h.status = aac_cam_reset_bus(sim, ccb);
360 } else {
361 ccb->ccb_h.status = CAM_REQ_CMP;
362 }
363 xpt_done(ccb);
364 return;
365 case XPT_ABORT:
366 ccb->ccb_h.status = aac_cam_abort_ccb(sim, ccb);
367 xpt_done(ccb);
368 return;
369 case XPT_TERM_IO:
370 ccb->ccb_h.status = aac_cam_term_io(sim, ccb);
371 xpt_done(ccb);
372 return;
373 default:
374 device_printf(sc->aac_dev, "Unsupported command 0x%x\n",
375 ccb->ccb_h.func_code);
376 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
377 xpt_done(ccb);
378 return;
379 }
380
381 /* Async ops that require communcation with the controller */
382
383 if (aac_alloc_command(sc, &cm)) {
384 struct aac_event *event;
385
386 xpt_freeze_simq(sim, 1);
387 ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
388 ccb->ccb_h.sim_priv.entries[0].ptr = camsc;
389 event = malloc(sizeof(struct aac_event), M_AACCAM,
390 M_NOWAIT | M_ZERO);
391 if (event == NULL) {
392 device_printf(sc->aac_dev,
393 "Warning, out of memory for event\n");
394 return;
395 }
396 event->ev_callback = aac_cam_event;
397 event->ev_arg = ccb;
398 event->ev_type = AAC_EVENT_CMFREE;
399 aac_add_event(sc, event);
400 return;
401 }
402
403 fib = cm->cm_fib;
404 srb = (struct aac_srb *)&fib->data[0];
405 cm->cm_datalen = 0;
406
407 switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
408 case CAM_DIR_IN:
409 srb->flags = AAC_SRB_FLAGS_DATA_IN;
410 cm->cm_flags |= AAC_CMD_DATAIN;
411 break;
412 case CAM_DIR_OUT:
413 srb->flags = AAC_SRB_FLAGS_DATA_OUT;
414 cm->cm_flags |= AAC_CMD_DATAOUT;
415 break;
416 case CAM_DIR_NONE:
417 srb->flags = AAC_SRB_FLAGS_NO_DATA_XFER;
418 break;
419 default:
420 srb->flags = AAC_SRB_FLAGS_UNSPECIFIED_DIRECTION;
421 cm->cm_flags |= AAC_CMD_DATAIN | AAC_CMD_DATAOUT;
422 break;
423 }
424
425 switch(ccb->ccb_h.func_code) {
426 case XPT_SCSI_IO:
427 {
428 struct ccb_scsiio *csio = &ccb->csio;
429
430 srb->function = AAC_SRB_FUNC_EXECUTE_SCSI;
431
432 /*
433 * Copy the CDB into the SRB. It's only 6-16 bytes,
434 * so a copy is not too expensive.
435 */
436 srb->cdb_len = csio->cdb_len;
437 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
438 bcopy(csio->cdb_io.cdb_ptr, (u_int8_t *)&srb->cdb[0],
439 srb->cdb_len);
440 else
441 bcopy(csio->cdb_io.cdb_bytes, (u_int8_t *)&srb->cdb[0],
442 srb->cdb_len);
443
444 /* Set command */
445 fib->Header.Command = (sc->flags & AAC_FLAGS_SG_64BIT) ?
446 ScsiPortCommandU64 : ScsiPortCommand;
447
448 /* Map the s/g list. XXX 32bit addresses only! */
449 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
450 switch ((ccb->ccb_h.flags & CAM_DATA_MASK)) {
451 case CAM_DATA_VADDR:
452 srb->data_len = csio->dxfer_len;
453 /*
454 * Arrange things so that the S/G
455 * map will get set up automagically
456 */
457 cm->cm_data = (void *)csio->data_ptr;
458 cm->cm_datalen = csio->dxfer_len;
459 cm->cm_sgtable = &srb->sg_map;
460 break;
461 case CAM_DATA_PADDR:
462 /* Send a 32bit command */
463 fib->Header.Command = ScsiPortCommand;
464 srb->sg_map.SgCount = 1;
465 srb->sg_map.SgEntry[0].SgAddress =
466 (uint32_t)(uintptr_t)csio->data_ptr;
467 srb->sg_map.SgEntry[0].SgByteCount =
468 csio->dxfer_len;
469 srb->data_len = csio->dxfer_len;
470 break;
471 default:
472 /* XXX Need to handle multiple s/g elements */
473 panic("aac_cam: multiple s/g elements");
474 }
475 } else {
476 srb->sg_map.SgCount = 0;
477 srb->sg_map.SgEntry[0].SgByteCount = 0;
478 srb->data_len = 0;
479 }
480
481 break;
482 }
483 case XPT_RESET_DEV:
484 if (!(sc->flags & AAC_FLAGS_CAM_NORESET)) {
485 srb->function = AAC_SRB_FUNC_RESET_DEVICE;
486 break;
487 } else {
488 ccb->ccb_h.status = CAM_REQ_CMP;
489 xpt_done(ccb);
490 return;
491 }
492 default:
493 break;
494 }
495
496 srb->bus = camsc->inf->BusNumber; /* Bus number relative to the card */
497 srb->target = ccb->ccb_h.target_id;
498 srb->lun = ccb->ccb_h.target_lun;
499 srb->timeout = ccb->ccb_h.timeout; /* XXX */
500 srb->retry_limit = 0;
501
502 cm->cm_complete = aac_cam_complete;
503 cm->cm_private = ccb;
504 cm->cm_timestamp = time_uptime;
505
506 fib->Header.XferState =
507 AAC_FIBSTATE_HOSTOWNED |
508 AAC_FIBSTATE_INITIALISED |
509 AAC_FIBSTATE_FROMHOST |
510 AAC_FIBSTATE_REXPECTED |
511 AAC_FIBSTATE_NORM;
512 fib->Header.Size = sizeof(struct aac_fib_header) +
513 sizeof(struct aac_srb);
514
515 aac_enqueue_ready(cm);
516 aac_startio(cm->cm_sc);
517 }
518
519 static void
aac_cam_poll(struct cam_sim * sim)520 aac_cam_poll(struct cam_sim *sim)
521 {
522 /*
523 * Pinging the interrupt routine isn't very safe, nor is it
524 * really necessary. Do nothing.
525 */
526 }
527
528 static void
aac_cam_fix_inquiry(struct aac_softc * sc,union ccb * ccb)529 aac_cam_fix_inquiry(struct aac_softc *sc, union ccb *ccb)
530 {
531 struct scsi_inquiry_data *inq;
532 uint8_t *data;
533 uint8_t device, qual;
534
535 /* If this is an inquiry command, fake things out */
536 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
537 data = ccb->csio.cdb_io.cdb_ptr;
538 else
539 data = ccb->csio.cdb_io.cdb_bytes;
540
541 if (data[0] != INQUIRY)
542 return;
543
544 if (ccb->ccb_h.status == CAM_REQ_CMP) {
545 inq = (struct scsi_inquiry_data *)ccb->csio.data_ptr;
546 device = SID_TYPE(inq);
547 qual = SID_QUAL(inq);
548
549 /*
550 * We want DASD and PROC devices to only be
551 * visible through the pass device.
552 */
553 if (((device == T_DIRECT) ||
554 (device == T_PROCESSOR) ||
555 (sc->flags & AAC_FLAGS_CAM_PASSONLY))) {
556 /*
557 * Some aac(4) adapters will always report that a direct
558 * access device is offline in response to a INQUIRY
559 * command that does not retrieve vital product data.
560 * Force the qualifier to connected so that upper layers
561 * correctly recognize that a disk is present.
562 */
563 if ((data[1] & SI_EVPD) == 0 && device == T_DIRECT &&
564 qual == SID_QUAL_LU_OFFLINE)
565 qual = SID_QUAL_LU_CONNECTED;
566 ccb->csio.data_ptr[0] = (qual << 5) | T_NODEVICE;
567 }
568 } else if (ccb->ccb_h.status == CAM_SEL_TIMEOUT &&
569 ccb->ccb_h.target_lun != 0) {
570 /* fix for INQUIRYs on Lun>0 */
571 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
572 }
573 }
574
575 static void
aac_cam_complete(struct aac_command * cm)576 aac_cam_complete(struct aac_command *cm)
577 {
578 union ccb *ccb;
579 struct aac_srb_response *srbr;
580 struct aac_softc *sc;
581 int sense_returned;
582
583 sc = cm->cm_sc;
584 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
585 ccb = cm->cm_private;
586 srbr = (struct aac_srb_response *)&cm->cm_fib->data[0];
587
588 if (srbr->fib_status != 0) {
589 device_printf(sc->aac_dev, "Passthru FIB failed!\n");
590 ccb->ccb_h.status = CAM_REQ_ABORTED;
591 } else {
592 /*
593 * The SRB error codes just happen to match the CAM error
594 * codes. How convenient!
595 */
596 ccb->ccb_h.status = srbr->srb_status;
597
598 /* Take care of SCSI_IO ops. */
599 if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
600 ccb->csio.scsi_status = srbr->scsi_status;
601
602 /* Take care of autosense */
603 if (srbr->sense_len) {
604 sense_returned = srbr->sense_len;
605 if (sense_returned < ccb->csio.sense_len)
606 ccb->csio.sense_resid =
607 ccb->csio.sense_len -
608 sense_returned;
609 else
610 ccb->csio.sense_resid = 0;
611 bzero(&ccb->csio.sense_data,
612 sizeof(struct scsi_sense_data));
613 bcopy(&srbr->sense[0], &ccb->csio.sense_data,
614 min(ccb->csio.sense_len, sense_returned));
615 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
616 // scsi_sense_print(&ccb->csio);
617 }
618
619 aac_cam_fix_inquiry(sc, ccb);
620 }
621 }
622
623 aac_release_command(cm);
624 xpt_done(ccb);
625 }
626
627 static u_int32_t
aac_cam_reset_bus(struct cam_sim * sim,union ccb * ccb)628 aac_cam_reset_bus(struct cam_sim *sim, union ccb *ccb)
629 {
630 struct aac_fib *fib;
631 struct aac_softc *sc;
632 struct aac_cam *camsc;
633 struct aac_vmioctl *vmi;
634 struct aac_resetbus *rbc;
635 int e;
636
637 camsc = (struct aac_cam *)cam_sim_softc(sim);
638 sc = camsc->inf->aac_sc;
639
640 if (sc == NULL) {
641 printf("aac: Null sc?\n");
642 return (CAM_REQ_ABORTED);
643 }
644
645 aac_alloc_sync_fib(sc, &fib);
646
647 vmi = (struct aac_vmioctl *)&fib->data[0];
648 bzero(vmi, sizeof(struct aac_vmioctl));
649
650 vmi->Command = VM_Ioctl;
651 vmi->ObjType = FT_DRIVE;
652 vmi->MethId = sc->scsi_method_id;
653 vmi->ObjId = 0;
654 vmi->IoctlCmd = ResetBus;
655
656 rbc = (struct aac_resetbus *)&vmi->IoctlBuf[0];
657 rbc->BusNumber = camsc->inf->BusNumber;
658
659 e = aac_sync_fib(sc, ContainerCommand, 0, fib,
660 sizeof(struct aac_vmioctl));
661 if (e) {
662 device_printf(sc->aac_dev,"Error %d sending ResetBus command\n",
663 e);
664 aac_release_sync_fib(sc);
665 return (CAM_REQ_ABORTED);
666 }
667
668 aac_release_sync_fib(sc);
669 return (CAM_REQ_CMP);
670 }
671
672 static u_int32_t
aac_cam_abort_ccb(struct cam_sim * sim,union ccb * ccb)673 aac_cam_abort_ccb(struct cam_sim *sim, union ccb *ccb)
674 {
675 return (CAM_UA_ABORT);
676 }
677
678 static u_int32_t
aac_cam_term_io(struct cam_sim * sim,union ccb * ccb)679 aac_cam_term_io(struct cam_sim *sim, union ccb *ccb)
680 {
681 return (CAM_UA_TERMIO);
682 }
683