33
34#include <dev/isp/isp_freebsd.h>
35#include <sys/unistd.h>
36#include <sys/kthread.h>
37#include <sys/conf.h>
38#include <sys/module.h>
39#include <sys/ioccom.h>
40#include <dev/isp/isp_ioctl.h>
41#include <sys/devicestat.h>
42#include <cam/cam_periph.h>
43#include <cam/cam_xpt_periph.h>
44
45MODULE_VERSION(isp, 1);
46MODULE_DEPEND(isp, cam, 1, 1, 1);
47int isp_announced = 0;
48int isp_loop_down_limit = 60; /* default loop down limit */
49int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */
50int isp_gone_device_time = 30; /* grace time before reporting device lost */
51static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s";
52
53static void isp_freeze_loopdown(ispsoftc_t *, int);
54static void isp_loop_changed(ispsoftc_t *isp, int chan);
55static d_ioctl_t ispioctl;
56static void isp_cam_async(void *, uint32_t, struct cam_path *, void *);
57static void isp_poll(struct cam_sim *);
58static timeout_t isp_watchdog;
59static timeout_t isp_gdt;
60static task_fn_t isp_gdt_task;
61static void isp_kthread(void *);
62static void isp_action(struct cam_sim *, union ccb *);
63static int isp_timer_count;
64static void isp_timer(void *);
65
66static struct cdevsw isp_cdevsw = {
67 .d_version = D_VERSION,
68 .d_ioctl = ispioctl,
69 .d_name = "isp",
70};
71
72static int
73isp_role_sysctl(SYSCTL_HANDLER_ARGS)
74{
75 ispsoftc_t *isp = (ispsoftc_t *)arg1;
76 int chan = arg2;
77 int error, old, value;
78
79 value = FCPARAM(isp, chan)->role;
80
81 error = sysctl_handle_int(oidp, &value, 0, req);
82 if ((error != 0) || (req->newptr == NULL))
83 return (error);
84
85 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH)
86 return (EINVAL);
87
88 ISP_LOCK(isp);
89 old = FCPARAM(isp, chan)->role;
90
91 /* We don't allow target mode switch from here. */
92 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR);
93
94 /* If nothing has changed -- we are done. */
95 if (value == old) {
96 ISP_UNLOCK(isp);
97 return (0);
98 }
99
100 /* Actually change the role. */
101 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value);
102 ISP_UNLOCK(isp);
103 return (error);
104}
105
106static int
107isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan)
108{
109 struct ccb_setasync csa;
110 struct cam_sim *sim;
111 struct cam_path *path;
112#ifdef ISP_TARGET_MODE
113 int i;
114#endif
115
116 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp,
117 device_get_unit(isp->isp_dev), &isp->isp_lock,
118 isp->isp_maxcmds, isp->isp_maxcmds, devq);
119 if (sim == NULL)
120 return (ENOMEM);
121
122 ISP_LOCK(isp);
123 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) {
124 ISP_UNLOCK(isp);
125 cam_sim_free(sim, FALSE);
126 return (EIO);
127 }
128 ISP_UNLOCK(isp);
129 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
130 ISP_LOCK(isp);
131 xpt_bus_deregister(cam_sim_path(sim));
132 ISP_UNLOCK(isp);
133 cam_sim_free(sim, FALSE);
134 return (ENXIO);
135 }
136 xpt_setup_ccb(&csa.ccb_h, path, 5);
137 csa.ccb_h.func_code = XPT_SASYNC_CB;
138 csa.event_enable = AC_LOST_DEVICE;
139 csa.callback = isp_cam_async;
140 csa.callback_arg = sim;
141
142 ISP_LOCK(isp);
143 xpt_action((union ccb *)&csa);
144 ISP_UNLOCK(isp);
145
146 if (IS_SCSI(isp)) {
147 struct isp_spi *spi = ISP_SPI_PC(isp, chan);
148 spi->sim = sim;
149 spi->path = path;
150#ifdef ISP_TARGET_MODE
151 TAILQ_INIT(&spi->waitq);
152 STAILQ_INIT(&spi->ntfree);
153 for (i = 0; i < ATPDPSIZE; i++)
154 STAILQ_INSERT_TAIL(&spi->ntfree, &spi->ntpool[i], next);
155 LIST_INIT(&spi->atfree);
156 for (i = ATPDPSIZE-1; i >= 0; i--)
157 LIST_INSERT_HEAD(&spi->atfree, &spi->atpool[i], next);
158 for (i = 0; i < ATPDPHASHSIZE; i++)
159 LIST_INIT(&spi->atused[i]);
160#endif
161 } else {
162 fcparam *fcp = FCPARAM(isp, chan);
163 struct isp_fc *fc = ISP_FC_PC(isp, chan);
164 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev);
165 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev);
166 char name[16];
167
168 ISP_LOCK(isp);
169 fc->sim = sim;
170 fc->path = path;
171 fc->isp = isp;
172 fc->ready = 1;
173 fcp->isp_use_gft_id = 1;
174 fcp->isp_use_gff_id = 1;
175
176 callout_init_mtx(&fc->gdt, &isp->isp_lock, 0);
177 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc);
178#ifdef ISP_TARGET_MODE
179 TAILQ_INIT(&fc->waitq);
180 STAILQ_INIT(&fc->ntfree);
181 for (i = 0; i < ATPDPSIZE; i++)
182 STAILQ_INSERT_TAIL(&fc->ntfree, &fc->ntpool[i], next);
183 LIST_INIT(&fc->atfree);
184 for (i = ATPDPSIZE-1; i >= 0; i--)
185 LIST_INSERT_HEAD(&fc->atfree, &fc->atpool[i], next);
186 for (i = 0; i < ATPDPHASHSIZE; i++)
187 LIST_INIT(&fc->atused[i]);
188#endif
189 isp_loop_changed(isp, chan);
190 ISP_UNLOCK(isp);
191 if (kproc_create(isp_kthread, fc, &fc->kproc, 0, 0,
192 "%s_%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
193 xpt_free_path(fc->path);
194 ISP_LOCK(isp);
195 xpt_bus_deregister(cam_sim_path(fc->sim));
196 ISP_UNLOCK(isp);
197 cam_sim_free(fc->sim, FALSE);
198 return (ENOMEM);
199 }
200 fc->num_threads += 1;
201 if (chan > 0) {
202 snprintf(name, sizeof(name), "chan%d", chan);
203 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree),
204 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel");
205 }
206 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
207 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn,
208 "World Wide Node Name");
209 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
210 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn,
211 "World Wide Port Name");
212 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
213 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0,
214 "Loop Down Limit");
215 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
216 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0,
217 "Gone Device Time");
218#if defined(ISP_TARGET_MODE) && defined(DEBUG)
219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
220 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0,
221 "Cause a Lost Frame on a Read");
222#endif
223 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
224 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan,
225 isp_role_sysctl, "I", "Current role");
226 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
227 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0,
228 "Connection speed in gigabits");
229 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
230 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0,
231 "Link state");
232 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
233 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0,
234 "Firmware state");
235 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
236 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0,
237 "Loop state");
238 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
239 "topo", CTLFLAG_RD, &fcp->isp_topo, 0,
240 "Connection topology");
241 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
242 "use_gft_id", CTLFLAG_RWTUN, &fcp->isp_use_gft_id, 0,
243 "Use GFT_ID during fabric scan");
244 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
245 "use_gff_id", CTLFLAG_RWTUN, &fcp->isp_use_gff_id, 0,
246 "Use GFF_ID during fabric scan");
247 }
248 return (0);
249}
250
251static void
252isp_detach_chan(ispsoftc_t *isp, int chan)
253{
254 struct cam_sim *sim;
255 struct cam_path *path;
256 struct ccb_setasync csa;
257 int *num_threads;
258
259 ISP_GET_PC(isp, chan, sim, sim);
260 ISP_GET_PC(isp, chan, path, path);
261 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads);
262
263 xpt_setup_ccb(&csa.ccb_h, path, 5);
264 csa.ccb_h.func_code = XPT_SASYNC_CB;
265 csa.event_enable = 0;
266 csa.callback = isp_cam_async;
267 csa.callback_arg = sim;
268 xpt_action((union ccb *)&csa);
269 xpt_free_path(path);
270 xpt_bus_deregister(cam_sim_path(sim));
271 cam_sim_free(sim, FALSE);
272
273 /* Wait for the channel's spawned threads to exit. */
274 wakeup(isp->isp_osinfo.pc.ptr);
275 while (*num_threads != 0)
276 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "isp_reap", 100);
277}
278
279int
280isp_attach(ispsoftc_t *isp)
281{
282 const char *nu = device_get_nameunit(isp->isp_osinfo.dev);
283 int du = device_get_unit(isp->isp_dev);
284 int chan;
285
286 /*
287 * Create the device queue for our SIM(s).
288 */
289 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds);
290 if (isp->isp_osinfo.devq == NULL) {
291 return (EIO);
292 }
293
294 for (chan = 0; chan < isp->isp_nchan; chan++) {
295 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) {
296 goto unwind;
297 }
298 }
299
300 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_lock, 0);
301 isp_timer_count = hz >> 2;
302 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp);
303
304 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu);
305 if (isp->isp_osinfo.cdev) {
306 isp->isp_osinfo.cdev->si_drv1 = isp;
307 }
308 return (0);
309
310unwind:
311 while (--chan >= 0) {
312 struct cam_sim *sim;
313 struct cam_path *path;
314
315 ISP_GET_PC(isp, chan, sim, sim);
316 ISP_GET_PC(isp, chan, path, path);
317 xpt_free_path(path);
318 ISP_LOCK(isp);
319 xpt_bus_deregister(cam_sim_path(sim));
320 ISP_UNLOCK(isp);
321 cam_sim_free(sim, FALSE);
322 }
323 cam_simq_free(isp->isp_osinfo.devq);
324 isp->isp_osinfo.devq = NULL;
325 return (-1);
326}
327
328int
329isp_detach(ispsoftc_t *isp)
330{
331 int chan;
332
333 if (isp->isp_osinfo.cdev) {
334 destroy_dev(isp->isp_osinfo.cdev);
335 isp->isp_osinfo.cdev = NULL;
336 }
337 ISP_LOCK(isp);
338 /* Tell spawned threads that we're exiting. */
339 isp->isp_osinfo.is_exiting = 1;
340 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1)
341 isp_detach_chan(isp, chan);
342 ISP_UNLOCK(isp);
343 callout_drain(&isp->isp_osinfo.tmo);
344 cam_simq_free(isp->isp_osinfo.devq);
345 return (0);
346}
347
348static void
349isp_freeze_loopdown(ispsoftc_t *isp, int chan)
350{
351 struct isp_fc *fc = ISP_FC_PC(isp, chan);
352
353 if (fc->sim == NULL)
354 return;
355 if (fc->simqfrozen == 0) {
356 isp_prt(isp, ISP_LOGDEBUG0,
357 "Chan %d Freeze simq (loopdown)", chan);
358 fc->simqfrozen = SIMQFRZ_LOOPDOWN;
359 xpt_hold_boot();
360 xpt_freeze_simq(fc->sim, 1);
361 } else {
362 isp_prt(isp, ISP_LOGDEBUG0,
363 "Chan %d Mark simq frozen (loopdown)", chan);
364 fc->simqfrozen |= SIMQFRZ_LOOPDOWN;
365 }
366}
367
368static void
369isp_unfreeze_loopdown(ispsoftc_t *isp, int chan)
370{
371 struct isp_fc *fc = ISP_FC_PC(isp, chan);
372
373 if (fc->sim == NULL)
374 return;
375 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN;
376 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN;
377 if (wasfrozen && fc->simqfrozen == 0) {
378 isp_prt(isp, ISP_LOGDEBUG0,
379 "Chan %d Release simq", chan);
380 xpt_release_simq(fc->sim, 1);
381 xpt_release_boot();
382 }
383}
384
385static int
386ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td)
387{
388 ispsoftc_t *isp;
389 int nr, chan, retval = ENOTTY;
390
391 isp = dev->si_drv1;
392
393 switch (c) {
394 case ISP_SDBLEV:
395 {
396 int olddblev = isp->isp_dblev;
397 isp->isp_dblev = *(int *)addr;
398 *(int *)addr = olddblev;
399 retval = 0;
400 break;
401 }
402 case ISP_GETROLE:
403 chan = *(int *)addr;
404 if (chan < 0 || chan >= isp->isp_nchan) {
405 retval = -ENXIO;
406 break;
407 }
408 if (IS_FC(isp)) {
409 *(int *)addr = FCPARAM(isp, chan)->role;
410 } else {
411 *(int *)addr = ISP_ROLE_INITIATOR;
412 }
413 retval = 0;
414 break;
415 case ISP_SETROLE:
416 if (IS_SCSI(isp))
417 break;
418 nr = *(int *)addr;
419 chan = nr >> 8;
420 if (chan < 0 || chan >= isp->isp_nchan) {
421 retval = -ENXIO;
422 break;
423 }
424 nr &= 0xff;
425 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) {
426 retval = EINVAL;
427 break;
428 }
429 ISP_LOCK(isp);
430 *(int *)addr = FCPARAM(isp, chan)->role;
431 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr);
432 ISP_UNLOCK(isp);
433 retval = 0;
434 break;
435
436 case ISP_RESETHBA:
437 ISP_LOCK(isp);
438 isp_reinit(isp, 0);
439 ISP_UNLOCK(isp);
440 retval = 0;
441 break;
442
443 case ISP_RESCAN:
444 if (IS_FC(isp)) {
445 chan = *(intptr_t *)addr;
446 if (chan < 0 || chan >= isp->isp_nchan) {
447 retval = -ENXIO;
448 break;
449 }
450 ISP_LOCK(isp);
451 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) {
452 retval = EIO;
453 } else {
454 retval = 0;
455 }
456 ISP_UNLOCK(isp);
457 }
458 break;
459
460 case ISP_FC_LIP:
461 if (IS_FC(isp)) {
462 chan = *(intptr_t *)addr;
463 if (chan < 0 || chan >= isp->isp_nchan) {
464 retval = -ENXIO;
465 break;
466 }
467 ISP_LOCK(isp);
468 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) {
469 retval = EIO;
470 } else {
471 retval = 0;
472 }
473 ISP_UNLOCK(isp);
474 }
475 break;
476 case ISP_FC_GETDINFO:
477 {
478 struct isp_fc_device *ifc = (struct isp_fc_device *) addr;
479 fcportdb_t *lp;
480
481 if (IS_SCSI(isp)) {
482 break;
483 }
484 if (ifc->loopid >= MAX_FC_TARG) {
485 retval = EINVAL;
486 break;
487 }
488 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid];
489 if (lp->state != FC_PORTDB_STATE_NIL) {
490 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
491 ifc->loopid = lp->handle;
492 ifc->portid = lp->portid;
493 ifc->node_wwn = lp->node_wwn;
494 ifc->port_wwn = lp->port_wwn;
495 retval = 0;
496 } else {
497 retval = ENODEV;
498 }
499 break;
500 }
501 case ISP_FC_GETHINFO:
502 {
503 struct isp_hba_device *hba = (struct isp_hba_device *) addr;
504 int chan = hba->fc_channel;
505
506 if (chan < 0 || chan >= isp->isp_nchan) {
507 retval = ENXIO;
508 break;
509 }
510 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev);
511 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev);
512 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev);
513 hba->fc_nchannels = isp->isp_nchan;
514 if (IS_FC(isp)) {
515 hba->fc_nports = MAX_FC_TARG;
516 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed;
517 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1;
518 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid;
519 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram;
520 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram;
521 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn;
522 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn;
523 } else {
524 hba->fc_nports = MAX_TARGETS;
525 hba->fc_speed = 0;
526 hba->fc_topology = 0;
527 hba->nvram_node_wwn = 0ull;
528 hba->nvram_port_wwn = 0ull;
529 hba->active_node_wwn = 0ull;
530 hba->active_port_wwn = 0ull;
531 }
532 retval = 0;
533 break;
534 }
535 case ISP_TSK_MGMT:
536 {
537 int needmarker;
538 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr;
539 uint16_t nphdl;
540 mbreg_t mbs;
541
542 if (IS_SCSI(isp)) {
543 break;
544 }
545
546 chan = fct->chan;
547 if (chan < 0 || chan >= isp->isp_nchan) {
548 retval = -ENXIO;
549 break;
550 }
551
552 needmarker = retval = 0;
553 nphdl = fct->loopid;
554 ISP_LOCK(isp);
555 if (IS_24XX(isp)) {
556 void *reqp;
557 uint8_t resp[QENTRY_LEN];
558 isp24xx_tmf_t tmf;
559 isp24xx_statusreq_t sp;
560 fcparam *fcp = FCPARAM(isp, chan);
561 fcportdb_t *lp;
562 int i;
563
564 for (i = 0; i < MAX_FC_TARG; i++) {
565 lp = &fcp->portdb[i];
566 if (lp->handle == nphdl) {
567 break;
568 }
569 }
570 if (i == MAX_FC_TARG) {
571 retval = ENXIO;
572 ISP_UNLOCK(isp);
573 break;
574 }
575 ISP_MEMZERO(&tmf, sizeof(tmf));
576 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
577 tmf.tmf_header.rqs_entry_count = 1;
578 tmf.tmf_nphdl = lp->handle;
579 tmf.tmf_delay = 2;
580 tmf.tmf_timeout = 4;
581 tmf.tmf_tidlo = lp->portid;
582 tmf.tmf_tidhi = lp->portid >> 16;
583 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan);
584 tmf.tmf_lun[1] = fct->lun & 0xff;
585 if (fct->lun >= 256) {
586 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8);
587 }
588 switch (fct->action) {
589 case IPT_CLEAR_ACA:
590 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA;
591 break;
592 case IPT_TARGET_RESET:
593 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET;
594 needmarker = 1;
595 break;
596 case IPT_LUN_RESET:
597 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET;
598 needmarker = 1;
599 break;
600 case IPT_CLEAR_TASK_SET:
601 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET;
602 needmarker = 1;
603 break;
604 case IPT_ABORT_TASK_SET:
605 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET;
606 needmarker = 1;
607 break;
608 default:
609 retval = EINVAL;
610 break;
611 }
612 if (retval) {
613 ISP_UNLOCK(isp);
614 break;
615 }
616
617 /* Prepare space for response in memory */
618 memset(resp, 0xff, sizeof(resp));
619 tmf.tmf_handle = isp_allocate_handle(isp, resp,
620 ISP_HANDLE_CTRL);
621 if (tmf.tmf_handle == 0) {
622 isp_prt(isp, ISP_LOGERR,
623 "%s: TMF of Chan %d out of handles",
624 __func__, chan);
625 ISP_UNLOCK(isp);
626 retval = ENOMEM;
627 break;
628 }
629
630 /* Send request and wait for response. */
631 reqp = isp_getrqentry(isp);
632 if (reqp == NULL) {
633 isp_prt(isp, ISP_LOGERR,
634 "%s: TMF of Chan %d out of rqent",
635 __func__, chan);
636 isp_destroy_handle(isp, tmf.tmf_handle);
637 ISP_UNLOCK(isp);
638 retval = EIO;
639 break;
640 }
641 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp);
642 if (isp->isp_dblev & ISP_LOGDEBUG1)
643 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp);
644 ISP_SYNC_REQUEST(isp);
645 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) {
646 isp_prt(isp, ISP_LOGERR,
647 "%s: TMF of Chan %d timed out",
648 __func__, chan);
649 isp_destroy_handle(isp, tmf.tmf_handle);
650 ISP_UNLOCK(isp);
651 retval = EIO;
652 break;
653 }
654 if (isp->isp_dblev & ISP_LOGDEBUG1)
655 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp);
656 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp);
657
658 if (sp.req_completion_status != 0)
659 retval = EIO;
660 else if (needmarker)
661 fcp->sendmarker = 1;
662 } else {
663 MBSINIT(&mbs, 0, MBLOGALL, 0);
664 if (ISP_CAP_2KLOGIN(isp) == 0) {
665 nphdl <<= 8;
666 }
667 switch (fct->action) {
668 case IPT_CLEAR_ACA:
669 mbs.param[0] = MBOX_CLEAR_ACA;
670 mbs.param[1] = nphdl;
671 mbs.param[2] = fct->lun;
672 break;
673 case IPT_TARGET_RESET:
674 mbs.param[0] = MBOX_TARGET_RESET;
675 mbs.param[1] = nphdl;
676 needmarker = 1;
677 break;
678 case IPT_LUN_RESET:
679 mbs.param[0] = MBOX_LUN_RESET;
680 mbs.param[1] = nphdl;
681 mbs.param[2] = fct->lun;
682 needmarker = 1;
683 break;
684 case IPT_CLEAR_TASK_SET:
685 mbs.param[0] = MBOX_CLEAR_TASK_SET;
686 mbs.param[1] = nphdl;
687 mbs.param[2] = fct->lun;
688 needmarker = 1;
689 break;
690 case IPT_ABORT_TASK_SET:
691 mbs.param[0] = MBOX_ABORT_TASK_SET;
692 mbs.param[1] = nphdl;
693 mbs.param[2] = fct->lun;
694 needmarker = 1;
695 break;
696 default:
697 retval = EINVAL;
698 break;
699 }
700 if (retval == 0) {
701 if (needmarker) {
702 FCPARAM(isp, chan)->sendmarker = 1;
703 }
704 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
705 if (retval) {
706 retval = EIO;
707 }
708 }
709 }
710 ISP_UNLOCK(isp);
711 break;
712 }
713 default:
714 break;
715 }
716 return (retval);
717}
718
719/*
720 * Local Inlines
721 */
722
723static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *);
724static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *);
725
726static ISP_INLINE int
727isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb)
728{
729 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free;
730 if (ISP_PCMD(ccb) == NULL) {
731 return (-1);
732 }
733 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next;
734 return (0);
735}
736
737static ISP_INLINE void
738isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb)
739{
740 if (ISP_PCMD(ccb)) {
741#ifdef ISP_TARGET_MODE
742 PISP_PCMD(ccb)->datalen = 0;
743#endif
744 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free;
745 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb);
746 ISP_PCMD(ccb) = NULL;
747 }
748}
749
750/*
751 * Put the target mode functions here, because some are inlines
752 */
753#ifdef ISP_TARGET_MODE
754static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t);
755static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t);
756static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t);
757static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *);
758static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int);
759static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t);
760static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *);
761static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **);
762static void destroy_lun_state(ispsoftc_t *, int, tstate_t *);
763static void isp_enable_lun(ispsoftc_t *, union ccb *);
764static void isp_disable_lun(ispsoftc_t *, union ccb *);
765static timeout_t isp_refire_putback_atio;
766static timeout_t isp_refire_notify_ack;
767static void isp_complete_ctio(union ccb *);
768static void isp_target_putback_atio(union ccb *);
769enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE };
770static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How);
771static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *);
772static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *);
773static void isp_handle_platform_ctio(ispsoftc_t *, void *);
774static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp);
775static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *);
776static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t);
777
778static ISP_INLINE tstate_t *
779get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun)
780{
781 tstate_t *tptr = NULL;
782 struct tslist *lhp;
783
784 if (bus < isp->isp_nchan) {
785 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
786 SLIST_FOREACH(tptr, lhp, next) {
787 if (tptr->ts_lun == lun)
788 return (tptr);
789 }
790 }
791 return (NULL);
792}
793
794static int
795isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr)
796{
797 inot_private_data_t *ntp;
798 struct ntpdlist rq;
799
800 if (STAILQ_EMPTY(&tptr->restart_queue))
801 return (0);
802 STAILQ_INIT(&rq);
803 STAILQ_CONCAT(&rq, &tptr->restart_queue);
804 while ((ntp = STAILQ_FIRST(&rq)) != NULL) {
805 STAILQ_REMOVE_HEAD(&rq, next);
806 if (IS_24XX(isp)) {
807 isp_prt(isp, ISP_LOGTDEBUG0,
808 "%s: restarting resrc deprived %x", __func__,
809 ((at7_entry_t *)ntp->data)->at_rxid);
810 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data);
811 } else {
812 isp_prt(isp, ISP_LOGTDEBUG0,
813 "%s: restarting resrc deprived %x", __func__,
814 ((at2_entry_t *)ntp->data)->at_rxid);
815 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data);
816 }
817 isp_put_ntpd(isp, bus, ntp);
818 if (!STAILQ_EMPTY(&tptr->restart_queue))
819 break;
820 }
821 if (!STAILQ_EMPTY(&rq)) {
822 STAILQ_CONCAT(&rq, &tptr->restart_queue);
823 STAILQ_CONCAT(&tptr->restart_queue, &rq);
824 }
825 return (!STAILQ_EMPTY(&tptr->restart_queue));
826}
827
828static void
829isp_tmcmd_restart(ispsoftc_t *isp)
830{
831 tstate_t *tptr;
832 union ccb *ccb;
833 struct tslist *lhp;
834 struct isp_ccbq *waitq;
835 int bus, i;
836
837 for (bus = 0; bus < isp->isp_nchan; bus++) {
838 for (i = 0; i < LUN_HASH_SIZE; i++) {
839 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
840 SLIST_FOREACH(tptr, lhp, next)
841 isp_atio_restart(isp, bus, tptr);
842 }
843
844 /*
845 * We only need to do this once per channel.
846 */
847 ISP_GET_PC_ADDR(isp, bus, waitq, waitq);
848 ccb = (union ccb *)TAILQ_FIRST(waitq);
849 if (ccb != NULL) {
850 TAILQ_REMOVE(waitq, &ccb->ccb_h, sim_links.tqe);
851 isp_target_start_ctio(isp, ccb, FROM_TIMER);
852 }
853 }
854}
855
856static atio_private_data_t *
857isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag)
858{
859 struct atpdlist *atfree;
860 struct atpdlist *atused;
861 atio_private_data_t *atp;
862
863 ISP_GET_PC_ADDR(isp, chan, atfree, atfree);
864 atp = LIST_FIRST(atfree);
865 if (atp) {
866 LIST_REMOVE(atp, next);
867 atp->tag = tag;
868 ISP_GET_PC(isp, chan, atused, atused);
869 LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next);
870 }
871 return (atp);
872}
873
874static atio_private_data_t *
875isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag)
876{
877 struct atpdlist *atused;
878 atio_private_data_t *atp;
879
880 ISP_GET_PC(isp, chan, atused, atused);
881 LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) {
882 if (atp->tag == tag)
883 return (atp);
884 }
885 return (NULL);
886}
887
888static void
889isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp)
890{
891 struct atpdlist *atfree;
892
893 if (atp->ests) {
894 isp_put_ecmd(isp, atp->ests);
895 }
896 LIST_REMOVE(atp, next);
897 memset(atp, 0, sizeof (*atp));
898 ISP_GET_PC_ADDR(isp, chan, atfree, atfree);
899 LIST_INSERT_HEAD(atfree, atp, next);
900}
901
902static void
903isp_dump_atpd(ispsoftc_t *isp, int chan)
904{
905 atio_private_data_t *atp, *atpool;
906 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" };
907
908 ISP_GET_PC(isp, chan, atpool, atpool);
909 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) {
910 if (atp->state == ATPD_STATE_FREE)
911 continue;
912 isp_prt(isp, ISP_LOGALL, "Chan %d ATP [0x%x] origdlen %u bytes_xfrd %u lun %jx nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s",
913 chan, atp->tag, atp->orig_datalen, atp->bytes_xfered, (uintmax_t)atp->lun, atp->nphdl, atp->sid, atp->did, atp->oxid, states[atp->state & 0x7]);
914 }
915}
916
917static inot_private_data_t *
918isp_get_ntpd(ispsoftc_t *isp, int chan)
919{
920 struct ntpdlist *ntfree;
921 inot_private_data_t *ntp;
922
923 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree);
924 ntp = STAILQ_FIRST(ntfree);
925 if (ntp)
926 STAILQ_REMOVE_HEAD(ntfree, next);
927 return (ntp);
928}
929
930static inot_private_data_t *
931isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id)
932{
933 inot_private_data_t *ntp, *ntp2;
934
935 ISP_GET_PC(isp, chan, ntpool, ntp);
936 ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2);
937 for (; ntp < ntp2; ntp++) {
938 if (ntp->tag_id == tag_id && ntp->seq_id == seq_id)
939 return (ntp);
940 }
941 return (NULL);
942}
943
944static void
945isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp)
946{
947 struct ntpdlist *ntfree;
948
949 ntp->tag_id = ntp->seq_id = 0;
950 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree);
951 STAILQ_INSERT_HEAD(ntfree, ntp, next);
952}
953
954static cam_status
955create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt)
956{
957 lun_id_t lun;
958 struct tslist *lhp;
959 tstate_t *tptr;
960
961 lun = xpt_path_lun_id(path);
962 if (lun != CAM_LUN_WILDCARD) {
963 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) {
964 return (CAM_LUN_INVALID);
965 }
966 }
967 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO);
968 if (tptr == NULL) {
969 return (CAM_RESRC_UNAVAIL);
970 }
971 tptr->ts_lun = lun;
972 SLIST_INIT(&tptr->atios);
973 SLIST_INIT(&tptr->inots);
974 STAILQ_INIT(&tptr->restart_queue);
975 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
976 SLIST_INSERT_HEAD(lhp, tptr, next);
977 *rslt = tptr;
978 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n");
979 return (CAM_REQ_CMP);
980}
981
982static void
983destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr)
984{
985 union ccb *ccb;
986 struct tslist *lhp;
987 inot_private_data_t *ntp;
988
989 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) {
990 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
991 ccb->ccb_h.status = CAM_REQ_ABORTED;
992 xpt_done(ccb);
993 };
994 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) {
995 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
996 ccb->ccb_h.status = CAM_REQ_ABORTED;
997 xpt_done(ccb);
998 }
999 while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) {
1000 isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0);
1001 STAILQ_REMOVE_HEAD(&tptr->restart_queue, next);
1002 isp_put_ntpd(isp, bus, ntp);
1003 }
1004 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp);
1005 SLIST_REMOVE(lhp, tptr, tstate, next);
1006 free(tptr, M_DEVBUF);
1007}
1008
1009static void
1010isp_enable_lun(ispsoftc_t *isp, union ccb *ccb)
1011{
1012 tstate_t *tptr;
1013 int bus;
1014 target_id_t target;
1015 lun_id_t lun;
1016
1017 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) {
1018 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n");
1019 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1020 xpt_done(ccb);
1021 return;
1022 }
1023
1024 /*
1025 * We only support either target and lun both wildcard
1026 * or target and lun both non-wildcard.
1027 */
1028 bus = XS_CHANNEL(ccb);
1029 target = ccb->ccb_h.target_id;
1030 lun = ccb->ccb_h.target_lun;
1031 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path,
1032 "enabling lun %jx\n", (uintmax_t)lun);
1033 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) {
1034 ccb->ccb_h.status = CAM_LUN_INVALID;
1035 xpt_done(ccb);
1036 return;
1037 }
1038
1039 /* Create the state pointer. It should not already exist. */
1040 tptr = get_lun_statep(isp, bus, lun);
1041 if (tptr) {
1042 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA;
1043 xpt_done(ccb);
1044 return;
1045 }
1046 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr);
1047 if (ccb->ccb_h.status != CAM_REQ_CMP) {
1048 xpt_done(ccb);
1049 return;
1050 }
1051
1052 ccb->ccb_h.status = CAM_REQ_CMP;
1053 xpt_done(ccb);
1054}
1055
1056static void
1057isp_disable_lun(ispsoftc_t *isp, union ccb *ccb)
1058{
1059 tstate_t *tptr = NULL;
1060 int bus;
1061 target_id_t target;
1062 lun_id_t lun;
1063
1064 bus = XS_CHANNEL(ccb);
1065 target = ccb->ccb_h.target_id;
1066 lun = ccb->ccb_h.target_lun;
1067 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path,
1068 "disabling lun %jx\n", (uintmax_t)lun);
1069 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) {
1070 ccb->ccb_h.status = CAM_LUN_INVALID;
1071 xpt_done(ccb);
1072 return;
1073 }
1074
1075 /* Find the state pointer. */
1076 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) {
1077 ccb->ccb_h.status = CAM_PATH_INVALID;
1078 xpt_done(ccb);
1079 return;
1080 }
1081
1082 destroy_lun_state(isp, bus, tptr);
1083 ccb->ccb_h.status = CAM_REQ_CMP;
1084 xpt_done(ccb);
1085}
1086
1087static void
1088isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how)
1089{
1090 int fctape, sendstatus, resid;
1091 fcparam *fcp;
1092 atio_private_data_t *atp;
1093 struct ccb_scsiio *cso;
1094 struct isp_ccbq *waitq;
1095 uint32_t dmaresult, handle, xfrlen, sense_length, tmp;
1096 uint8_t local[QENTRY_LEN];
1097
1098 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len,
1099 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0));
1100
1101 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq);
1102 switch (how) {
1103 case FROM_CAM:
1104 /*
1105 * Insert at the tail of the list, if any, waiting CTIO CCBs
1106 */
1107 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, sim_links.tqe);
1108 break;
1109 case FROM_TIMER:
1110 case FROM_SRR:
1111 case FROM_CTIO_DONE:
1112 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1113 break;
1114 }
1115
1116 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) {
1117 TAILQ_REMOVE(waitq, &ccb->ccb_h, sim_links.tqe);
1118
1119 cso = &ccb->csio;
1120 xfrlen = cso->dxfer_len;
1121 if (xfrlen == 0) {
1122 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
1123 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n");
1124 ccb->ccb_h.status = CAM_REQ_INVALID;
1125 xpt_done(ccb);
1126 continue;
1127 }
1128 }
1129
1130 atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id);
1131 if (atp == NULL) {
1132 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__);
1133 isp_dump_atpd(isp, XS_CHANNEL(ccb));
1134 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1135 xpt_done(ccb);
1136 continue;
1137 }
1138
1139 /*
1140 * Is this command a dead duck?
1141 */
1142 if (atp->dead) {
1143 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id);
1144 ccb->ccb_h.status = CAM_REQ_ABORTED;
1145 xpt_done(ccb);
1146 continue;
1147 }
1148
1149 /*
1150 * Check to make sure we're still in target mode.
1151 */
1152 fcp = FCPARAM(isp, XS_CHANNEL(ccb));
1153 if ((fcp->role & ISP_ROLE_TARGET) == 0) {
1154 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id);
1155 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
1156 xpt_done(ccb);
1157 continue;
1158 }
1159
1160 /*
1161 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which
1162 * could be split into two CTIOs to split data and status).
1163 */
1164 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) {
1165 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags);
1166 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1167 break;
1168 }
1169
1170 /*
1171 * Does the initiator expect FC-Tape style responses?
1172 */
1173 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) {
1174 fctape = 1;
1175 } else {
1176 fctape = 0;
1177 }
1178
1179 /*
1180 * If we already did the data xfer portion of a CTIO that sends data
1181 * and status, don't do it again and do the status portion now.
1182 */
1183 if (atp->sendst) {
1184 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u",
1185 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit);
1186 xfrlen = 0; /* we already did the data transfer */
1187 atp->sendst = 0;
1188 }
1189 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1190 sendstatus = 1;
1191 } else {
1192 sendstatus = 0;
1193 }
1194
1195 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
1196 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?"));
1197 /*
1198 * Sense length is not the entire sense data structure size. Periph
1199 * drivers don't seem to be setting sense_len to reflect the actual
1200 * size. We'll peek inside to get the right amount.
1201 */
1202 sense_length = cso->sense_len;
1203
1204 /*
1205 * This 'cannot' happen
1206 */
1207 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) {
1208 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE;
1209 }
1210 } else {
1211 sense_length = 0;
1212 }
1213
1214 memset(local, 0, QENTRY_LEN);
1215
1216 /*
1217 * Check for overflow
1218 */
1219 tmp = atp->bytes_xfered + atp->bytes_in_transit;
1220 if (xfrlen > 0 && tmp > atp->orig_datalen) {
1221 isp_prt(isp, ISP_LOGERR,
1222 "%s: [0x%x] data overflow by %u bytes", __func__,
1223 cso->tag_id, tmp + xfrlen - atp->orig_datalen);
1224 ccb->ccb_h.status = CAM_DATA_RUN_ERR;
1225 xpt_done(ccb);
1226 continue;
1227 }
1228 if (xfrlen > atp->orig_datalen - tmp) {
1229 xfrlen = atp->orig_datalen - tmp;
1230 if (xfrlen == 0 && !sendstatus) {
1231 cso->resid = cso->dxfer_len;
1232 ccb->ccb_h.status = CAM_REQ_CMP;
1233 xpt_done(ccb);
1234 continue;
1235 }
1236 }
1237
1238 if (IS_24XX(isp)) {
1239 ct7_entry_t *cto = (ct7_entry_t *) local;
1240
1241 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
1242 cto->ct_header.rqs_entry_count = 1;
1243 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
1244 ATPD_SET_SEQNO(cto, atp);
1245 cto->ct_nphdl = atp->nphdl;
1246 cto->ct_rxid = atp->tag;
1247 cto->ct_iid_lo = atp->sid;
1248 cto->ct_iid_hi = atp->sid >> 16;
1249 cto->ct_oxid = atp->oxid;
1250 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb));
1251 cto->ct_timeout = XS_TIME(ccb);
1252 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT;
1253
1254 /*
1255 * Mode 1, status, no data. Only possible when we are sending status, have
1256 * no data to transfer, and any sense data can fit into a ct7_entry_t.
1257 *
1258 * Mode 2, status, no data. We have to use this in the case that
1259 * the sense data won't fit into a ct7_entry_t.
1260 *
1261 */
1262 if (sendstatus && xfrlen == 0) {
1263 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA;
1264 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
1265 if (sense_length <= MAXRESPLEN_24XX) {
1266 cto->ct_flags |= CT7_FLAG_MODE1;
1267 cto->ct_scsi_status = cso->scsi_status;
1268 if (resid < 0) {
1269 cto->ct_resid = -resid;
1270 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8);
1271 } else if (resid > 0) {
1272 cto->ct_resid = resid;
1273 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8);
1274 }
1275 if (fctape) {
1276 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1277 }
1278 if (sense_length) {
1279 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8);
1280 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length;
1281 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length);
1282 }
1283 } else {
1284 bus_addr_t addr;
1285 char buf[XCMD_SIZE];
1286 fcp_rsp_iu_t *rp;
1287
1288 if (atp->ests == NULL) {
1289 atp->ests = isp_get_ecmd(isp);
1290 if (atp->ests == NULL) {
1291 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1292 break;
1293 }
1294 }
1295 memset(buf, 0, sizeof (buf));
1296 rp = (fcp_rsp_iu_t *)buf;
1297 if (fctape) {
1298 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1299 rp->fcp_rsp_bits |= FCP_CONF_REQ;
1300 }
1301 cto->ct_flags |= CT7_FLAG_MODE2;
1302 rp->fcp_rsp_scsi_status = cso->scsi_status;
1303 if (resid < 0) {
1304 rp->fcp_rsp_resid = -resid;
1305 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW;
1306 } else if (resid > 0) {
1307 rp->fcp_rsp_resid = resid;
1308 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW;
1309 }
1310 if (sense_length) {
1311 rp->fcp_rsp_snslen = sense_length;
1312 cto->ct_senselen = sense_length;
1313 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID;
1314 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1315 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length);
1316 } else {
1317 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1318 }
1319 if (isp->isp_dblev & ISP_LOGTDEBUG1) {
1320 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests);
1321 }
1322 addr = isp->isp_osinfo.ecmd_dma;
1323 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE);
1324 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests,
1325 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length);
1326 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length;
1327 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr);
1328 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr);
1329 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
1330 }
1331 if (sense_length) {
1332 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__,
1333 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length,
1334 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]);
1335 } else {
1336 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__,
1337 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid);
1338 }
1339 atp->state = ATPD_STATE_LAST_CTIO;
1340 }
1341
1342 /*
1343 * Mode 0 data transfers, *possibly* with status.
1344 */
1345 if (xfrlen != 0) {
1346 cto->ct_flags |= CT7_FLAG_MODE0;
1347 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1348 cto->ct_flags |= CT7_DATA_IN;
1349 } else {
1350 cto->ct_flags |= CT7_DATA_OUT;
1351 }
1352
1353 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit;
1354 cto->rsp.m0.ct_xfrlen = xfrlen;
1355
1356#ifdef DEBUG
1357 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) {
1358 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2));
1359 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0;
1360 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2;
1361 }
1362#endif
1363 if (sendstatus) {
1364 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen;
1365 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) {
1366 cto->ct_flags |= CT7_SENDSTATUS;
1367 atp->state = ATPD_STATE_LAST_CTIO;
1368 if (fctape) {
1369 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1370 }
1371 } else {
1372 atp->sendst = 1; /* send status later */
1373 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM;
1374 atp->state = ATPD_STATE_CTIO;
1375 }
1376 } else {
1377 atp->state = ATPD_STATE_CTIO;
1378 }
1379 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__,
1380 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered);
1381 }
1382 } else {
1383 ct2_entry_t *cto = (ct2_entry_t *) local;
1384
1385 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2;
1386 cto->ct_header.rqs_entry_count = 1;
1387 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
1388 ATPD_SET_SEQNO(cto, atp);
1389 if (ISP_CAP_2KLOGIN(isp)) {
1390 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl;
1391 } else {
1392 cto->ct_iid = atp->nphdl;
1393 if (ISP_CAP_SCCFW(isp) == 0) {
1394 cto->ct_lun = ccb->ccb_h.target_lun;
1395 }
1396 }
1397 cto->ct_timeout = XS_TIME(ccb);
1398 cto->ct_rxid = cso->tag_id;
1399
1400 /*
1401 * Mode 1, status, no data. Only possible when we are sending status, have
1402 * no data to transfer, and the sense length can fit in the ct7_entry.
1403 *
1404 * Mode 2, status, no data. We have to use this in the case the response
1405 * length won't fit into a ct2_entry_t.
1406 *
1407 * We'll fill out this structure with information as if this were a
1408 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as
1409 * needed based upon this.
1410 */
1411 if (sendstatus && xfrlen == 0) {
1412 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA;
1413 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
1414 if (sense_length <= MAXRESPLEN) {
1415 if (resid < 0) {
1416 cto->ct_resid = -resid;
1417 } else if (resid > 0) {
1418 cto->ct_resid = resid;
1419 }
1420 cto->ct_flags |= CT2_FLAG_MODE1;
1421 cto->rsp.m1.ct_scsi_status = cso->scsi_status;
1422 if (resid < 0) {
1423 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER;
1424 } else if (resid > 0) {
1425 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER;
1426 }
1427 if (fctape) {
1428 cto->ct_flags |= CT2_CONFIRM;
1429 }
1430 if (sense_length) {
1431 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID;
1432 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length;
1433 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length);
1434 }
1435 } else {
1436 bus_addr_t addr;
1437 char buf[XCMD_SIZE];
1438 fcp_rsp_iu_t *rp;
1439
1440 if (atp->ests == NULL) {
1441 atp->ests = isp_get_ecmd(isp);
1442 if (atp->ests == NULL) {
1443 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1444 break;
1445 }
1446 }
1447 memset(buf, 0, sizeof (buf));
1448 rp = (fcp_rsp_iu_t *)buf;
1449 if (fctape) {
1450 cto->ct_flags |= CT2_CONFIRM;
1451 rp->fcp_rsp_bits |= FCP_CONF_REQ;
1452 }
1453 cto->ct_flags |= CT2_FLAG_MODE2;
1454 rp->fcp_rsp_scsi_status = cso->scsi_status;
1455 if (resid < 0) {
1456 rp->fcp_rsp_resid = -resid;
1457 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW;
1458 } else if (resid > 0) {
1459 rp->fcp_rsp_resid = resid;
1460 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW;
1461 }
1462 if (sense_length) {
1463 rp->fcp_rsp_snslen = sense_length;
1464 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID;
1465 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1466 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length);
1467 } else {
1468 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1469 }
1470 if (isp->isp_dblev & ISP_LOGTDEBUG1) {
1471 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests);
1472 }
1473 addr = isp->isp_osinfo.ecmd_dma;
1474 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE);
1475 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests,
1476 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length);
1477 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length;
1478 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr);
1479 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
1480 }
1481 if (sense_length) {
1482 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__,
1483 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid,
1484 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]);
1485 } else {
1486 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid,
1487 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid);
1488 }
1489 atp->state = ATPD_STATE_LAST_CTIO;
1490 }
1491
1492 if (xfrlen != 0) {
1493 cto->ct_flags |= CT2_FLAG_MODE0;
1494 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1495 cto->ct_flags |= CT2_DATA_IN;
1496 } else {
1497 cto->ct_flags |= CT2_DATA_OUT;
1498 }
1499
1500 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit;
1501 cto->rsp.m0.ct_xfrlen = xfrlen;
1502
1503 if (sendstatus) {
1504 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen;
1505 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) {
1506 cto->ct_flags |= CT2_SENDSTATUS;
1507 atp->state = ATPD_STATE_LAST_CTIO;
1508 if (fctape) {
1509 cto->ct_flags |= CT2_CONFIRM;
1510 }
1511 } else {
1512 atp->sendst = 1; /* send status later */
1513 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM;
1514 atp->state = ATPD_STATE_CTIO;
1515 }
1516 } else {
1517 atp->state = ATPD_STATE_CTIO;
1518 }
1519 }
1520 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid,
1521 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
1522 }
1523
1524 if (isp_get_pcmd(isp, ccb)) {
1525 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n");
1526 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1527 break;
1528 }
1529 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET);
1530 if (handle == 0) {
1531 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__);
1532 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1533 isp_free_pcmd(isp, ccb);
1534 break;
1535 }
1536 atp->bytes_in_transit += xfrlen;
1537 PISP_PCMD(ccb)->datalen = xfrlen;
1538
1539
1540 /*
1541 * Call the dma setup routines for this entry (and any subsequent
1542 * CTIOs) if there's data to move, and then tell the f/w it's got
1543 * new things to play with. As with isp_start's usage of DMA setup,
1544 * any swizzling is done in the machine dependent layer. Because
1545 * of this, we put the request onto the queue area first in native
1546 * format.
1547 */
1548
1549 if (IS_24XX(isp)) {
1550 ct7_entry_t *cto = (ct7_entry_t *) local;
1551 cto->ct_syshandle = handle;
1552 } else {
1553 ct2_entry_t *cto = (ct2_entry_t *) local;
1554 cto->ct_syshandle = handle;
1555 }
1556
1557 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local);
1558 if (dmaresult != CMD_QUEUED) {
1559 isp_destroy_handle(isp, handle);
1560 isp_free_pcmd(isp, ccb);
1561 if (dmaresult == CMD_EAGAIN) {
1562 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1563 break;
1564 }
1565 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1566 xpt_done(ccb);
1567 continue;
1568 }
1569 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED;
1570 if (xfrlen) {
1571 ccb->ccb_h.spriv_field0 = atp->bytes_xfered;
1572 } else {
1573 ccb->ccb_h.spriv_field0 = ~0;
1574 }
1575 atp->ctcnt++;
1576 atp->seqno++;
1577 }
1578}
1579
1580static void
1581isp_refire_putback_atio(void *arg)
1582{
1583 union ccb *ccb = arg;
1584
1585 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb));
1586 isp_target_putback_atio(ccb);
1587}
1588
1589static void
1590isp_refire_notify_ack(void *arg)
1591{
1592 isp_tna_t *tp = arg;
1593 ispsoftc_t *isp = tp->isp;
1594
1595 ISP_ASSERT_LOCKED(isp);
1596 if (isp_notify_ack(isp, tp->not)) {
1597 callout_schedule(&tp->timer, 5);
1598 } else {
1599 free(tp, M_DEVBUF);
1600 }
1601}
1602
1603
1604static void
1605isp_target_putback_atio(union ccb *ccb)
1606{
1607 ispsoftc_t *isp = XS_ISP(ccb);
1608 struct ccb_scsiio *cso = &ccb->csio;
1609 at2_entry_t local, *at = &local;
1610
1611 ISP_MEMZERO(at, sizeof (at2_entry_t));
1612 at->at_header.rqs_entry_type = RQSTYPE_ATIO2;
1613 at->at_header.rqs_entry_count = 1;
1614 if (ISP_CAP_SCCFW(isp)) {
1615 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun;
1616 } else {
1617 at->at_lun = (uint8_t) ccb->ccb_h.target_lun;
1618 }
1619 at->at_status = CT_OK;
1620 at->at_rxid = cso->tag_id;
1621 at->at_iid = cso->init_id;
1622 if (isp_target_put_entry(isp, at)) {
1623 callout_reset(&PISP_PCMD(ccb)->wdog, 10,
1624 isp_refire_putback_atio, ccb);
1625 } else
1626 isp_complete_ctio(ccb);
1627}
1628
1629static void
1630isp_complete_ctio(union ccb *ccb)
1631{
1632 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1633 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1634 xpt_done(ccb);
1635 }
1636}
1637
1638static void
1639isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
1640{
1641 fcparam *fcp;
1642 lun_id_t lun;
1643 fcportdb_t *lp;
1644 tstate_t *tptr;
1645 struct ccb_accept_tio *atiop;
1646 uint16_t nphdl;
1647 atio_private_data_t *atp;
1648 inot_private_data_t *ntp;
1649
1650 /*
1651 * The firmware status (except for the QLTM_SVALID bit)
1652 * indicates why this ATIO was sent to us.
1653 *
1654 * If QLTM_SVALID is set, the firmware has recommended Sense Data.
1655 */
1656 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) {
1657 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status);
1658 isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0);
1659 return;
1660 }
1661
1662 fcp = FCPARAM(isp, 0);
1663 if (ISP_CAP_SCCFW(isp)) {
1664 lun = aep->at_scclun;
1665 } else {
1666 lun = aep->at_lun;
1667 }
1668 if (ISP_CAP_2KLOGIN(isp)) {
1669 nphdl = ((at2e_entry_t *)aep)->at_iid;
1670 } else {
1671 nphdl = aep->at_iid;
1672 }
1673 tptr = get_lun_statep(isp, 0, lun);
1674 if (tptr == NULL) {
1675 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
1676 if (tptr == NULL) {
1677 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun);
1678 if (lun == 0) {
1679 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
1680 } else {
1681 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
1682 }
1683 return;
1684 }
1685 }
1686
1687 /*
1688 * Start any commands pending resources first.
1689 */
1690 if (isp_atio_restart(isp, 0, tptr))
1691 goto noresrc;
1692
1693 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1694 if (atiop == NULL) {
1695 goto noresrc;
1696 }
1697
1698 atp = isp_get_atpd(isp, 0, aep->at_rxid);
1699 if (atp == NULL) {
1700 goto noresrc;
1701 }
1702
1703 atp->state = ATPD_STATE_ATIO;
1704 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1705 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n");
1706 atiop->ccb_h.target_id = ISP_MAX_TARGETS(isp);
1707 atiop->ccb_h.target_lun = lun;
1708
1709 /*
1710 * We don't get 'suggested' sense data as we do with SCSI cards.
1711 */
1712 atiop->sense_len = 0;
1713
1714 /*
1715 * If we're not in the port database, add ourselves.
1716 */
1717 if (IS_2100(isp))
1718 atiop->init_id = nphdl;
1719 else {
1720 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) {
1721 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp);
1722 } else {
1723 isp_prt(isp, ISP_LOGTINFO, "%s: port %x isn't in PDB",
1724 __func__, nphdl);
1725 isp_dump_portdb(isp, 0);
1726 isp_endcmd(isp, aep, NIL_HANDLE, 0, ECMD_TERMINATE, 0);
1727 return;
1728 }
1729 }
1730 atiop->cdb_len = ATIO2_CDBLEN;
1731 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN);
1732 atiop->ccb_h.status = CAM_CDB_RECVD;
1733 atiop->tag_id = atp->tag;
1734 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) {
1735 case ATIO2_TC_ATTR_SIMPLEQ:
1736 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1737 atiop->tag_action = MSG_SIMPLE_Q_TAG;
1738 break;
1739 case ATIO2_TC_ATTR_HEADOFQ:
1740 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1741 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
1742 break;
1743 case ATIO2_TC_ATTR_ORDERED:
1744 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1745 atiop->tag_action = MSG_ORDERED_Q_TAG;
1746 break;
1747 case ATIO2_TC_ATTR_ACAQ: /* ?? */
1748 case ATIO2_TC_ATTR_UNTAGGED:
1749 default:
1750 atiop->tag_action = 0;
1751 break;
1752 }
1753
1754 atp->orig_datalen = aep->at_datalen;
1755 atp->bytes_xfered = 0;
1756 atp->lun = lun;
1757 atp->nphdl = nphdl;
1758 atp->sid = PORT_ANY;
1759 atp->oxid = aep->at_oxid;
1760 atp->cdb0 = aep->at_cdb[0];
1761 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK;
1762 atp->state = ATPD_STATE_CAM;
1763 xpt_done((union ccb *)atiop);
1764 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen);
1765 return;
1766noresrc:
1767 ntp = isp_get_ntpd(isp, 0);
1768 if (ntp == NULL) {
1769 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
1770 return;
1771 }
1772 memcpy(ntp->data, aep, QENTRY_LEN);
1773 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next);
1774}
1775
1776static void
1777isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep)
1778{
1779 int cdbxlen;
1780 lun_id_t lun;
1781 uint16_t chan, nphdl = NIL_HANDLE;
1782 uint32_t did, sid;
1783 fcportdb_t *lp;
1784 tstate_t *tptr;
1785 struct ccb_accept_tio *atiop;
1786 atio_private_data_t *atp = NULL;
1787 atio_private_data_t *oatp;
1788 inot_private_data_t *ntp;
1789
1790 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2];
1791 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
1792 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun));
1793
1794 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) {
1795 /* Channel has to be derived from D_ID */
1796 isp_find_chan_by_did(isp, did, &chan);
1797 if (chan == ISP_NOCHAN) {
1798 isp_prt(isp, ISP_LOGWARN,
1799 "%s: [RX_ID 0x%x] D_ID %x not found on any channel",
1800 __func__, aep->at_rxid, did);
1801 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN,
1802 ECMD_TERMINATE, 0);
1803 return;
1804 }
1805 } else {
1806 chan = 0;
1807 }
1808
1809 /*
1810 * Find the PDB entry for this initiator
1811 */
1812 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) {
1813 /*
1814 * If we're not in the port database terminate the exchange.
1815 */
1816 isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already",
1817 __func__, aep->at_rxid, did, chan, sid);
1818 isp_dump_portdb(isp, chan);
1819 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0);
1820 return;
1821 }
1822 nphdl = lp->handle;
1823
1824 /*
1825 * Get the tstate pointer
1826 */
1827 tptr = get_lun_statep(isp, chan, lun);
1828 if (tptr == NULL) {
1829 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD);
1830 if (tptr == NULL) {
1831 isp_prt(isp, ISP_LOGWARN,
1832 "%s: [0x%x] no state pointer for lun %jx or wildcard",
1833 __func__, aep->at_rxid, (uintmax_t)lun);
1834 if (lun == 0) {
1835 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
1836 } else {
1837 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
1838 }
1839 return;
1840 }
1841 }
1842
1843 /*
1844 * Start any commands pending resources first.
1845 */
1846 if (isp_atio_restart(isp, chan, tptr))
1847 goto noresrc;
1848
1849 /*
1850 * If the f/w is out of resources, just send a BUSY status back.
1851 */
1852 if (aep->at_rxid == AT7_NORESRC_RXID) {
1853 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0);
1854 return;
1855 }
1856
1857 /*
1858 * If we're out of resources, just send a BUSY status back.
1859 */
1860 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1861 if (atiop == NULL) {
1862 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid);
1863 goto noresrc;
1864 }
1865
1866 oatp = isp_find_atpd(isp, chan, aep->at_rxid);
1867 if (oatp) {
1868 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x) oatp state %d",
1869 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state);
1870 /*
1871 * It's not a "no resource" condition- but we can treat it like one
1872 */
1873 goto noresrc;
1874 }
1875 atp = isp_get_atpd(isp, chan, aep->at_rxid);
1876 if (atp == NULL) {
1877 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid);
1878 goto noresrc;
1879 }
1880 atp->word3 = lp->prli_word3;
1881 atp->state = ATPD_STATE_ATIO;
1882 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1883 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n");
1884 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp);
1885 atiop->ccb_h.target_id = ISP_MAX_TARGETS(isp);
1886 atiop->ccb_h.target_lun = lun;
1887 atiop->sense_len = 0;
1888 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT;
1889 if (cdbxlen) {
1890 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored");
1891 }
1892 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb);
1893 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen);
1894 atiop->cdb_len = cdbxlen;
1895 atiop->ccb_h.status = CAM_CDB_RECVD;
1896 atiop->tag_id = atp->tag;
1897 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) {
1898 case FCP_CMND_TASK_ATTR_SIMPLE:
1899 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1900 atiop->tag_action = MSG_SIMPLE_Q_TAG;
1901 break;
1902 case FCP_CMND_TASK_ATTR_HEAD:
1903 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1904 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
1905 break;
1906 case FCP_CMND_TASK_ATTR_ORDERED:
1907 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1908 atiop->tag_action = MSG_ORDERED_Q_TAG;
1909 break;
1910 default:
1911 /* FALLTHROUGH */
1912 case FCP_CMND_TASK_ATTR_ACA:
1913 case FCP_CMND_TASK_ATTR_UNTAGGED:
1914 atiop->tag_action = 0;
1915 break;
1916 }
1917 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl;
1918 atp->bytes_xfered = 0;
1919 atp->lun = lun;
1920 atp->nphdl = nphdl;
1921 atp->sid = sid;
1922 atp->did = did;
1923 atp->oxid = aep->at_hdr.ox_id;
1924 atp->rxid = aep->at_hdr.rx_id;
1925 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
1926 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK;
1927 atp->state = ATPD_STATE_CAM;
1928 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u",
1929 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen);
1930 xpt_done((union ccb *)atiop);
1931 return;
1932noresrc:
1933 if (atp)
1934 isp_put_atpd(isp, chan, atp);
1935 ntp = isp_get_ntpd(isp, chan);
1936 if (ntp == NULL) {
1937 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
1938 return;
1939 }
1940 memcpy(ntp->data, aep, QENTRY_LEN);
1941 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next);
1942}
1943
1944
1945/*
1946 * Handle starting an SRR (sequence retransmit request)
1947 * We get here when we've gotten the immediate notify
1948 * and the return of all outstanding CTIOs for this
1949 * transaction.
1950 */
1951static void
1952isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp)
1953{
1954 in_fcentry_24xx_t *inot;
1955 uint32_t srr_off, ccb_off, ccb_len, ccb_end;
1956 union ccb *ccb;
1957
1958 inot = (in_fcentry_24xx_t *)atp->srr;
1959 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16);
1960 ccb = atp->srr_ccb;
1961 atp->srr_ccb = NULL;
1962 atp->nsrr++;
1963 if (ccb == NULL) {
1964 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag);
1965 goto fail;
1966 }
1967
1968 ccb_off = ccb->ccb_h.spriv_field0;
1969 ccb_len = ccb->csio.dxfer_len;
1970 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len;
1971
1972 switch (inot->in_srr_iu) {
1973 case R_CTL_INFO_SOLICITED_DATA:
1974 /*
1975 * We have to restart a FCP_DATA data out transaction
1976 */
1977 atp->sendst = 0;
1978 atp->bytes_xfered = srr_off;
1979 if (ccb_len == 0) {
1980 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off);
1981 goto mdp;
1982 }
1983 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) {
1984 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end);
1985 goto mdp;
1986 }
1987 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end);
1988 break;
1989 case R_CTL_INFO_COMMAND_STATUS:
1990 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag);
1991 atp->sendst = 1;
1992 /*
1993 * We have to restart a FCP_RSP IU transaction
1994 */
1995 break;
1996 case R_CTL_INFO_DATA_DESCRIPTOR:
1997 /*
1998 * We have to restart an FCP DATA in transaction
1999 */
2000 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping");
2001 goto fail;
2002
2003 default:
2004 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu);
2005 goto fail;
2006 }
2007
2008 /*
2009 * We can't do anything until this is acked, so we might as well start it now.
2010 * We aren't going to do the usual asynchronous ack issue because we need
2011 * to make sure this gets on the wire first.
2012 */
2013 if (isp_notify_ack(isp, inot)) {
2014 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose");
2015 goto fail;
2016 }
2017 isp_target_start_ctio(isp, ccb, FROM_SRR);
2018 return;
2019fail:
2020 inot->in_reserved = 1;
2021 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2022 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2023 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2024 isp_complete_ctio(ccb);
2025 return;
2026mdp:
2027 if (isp_notify_ack(isp, inot)) {
2028 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose");
2029 goto fail;
2030 }
2031 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2032 ccb->ccb_h.status = CAM_MESSAGE_RECV;
2033 /*
2034 * This is not a strict interpretation of MDP, but it's close
2035 */
2036 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16];
2037 ccb->csio.msg_len = 7;
2038 ccb->csio.msg_ptr[0] = MSG_EXTENDED;
2039 ccb->csio.msg_ptr[1] = 5;
2040 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */
2041 ccb->csio.msg_ptr[3] = srr_off >> 24;
2042 ccb->csio.msg_ptr[4] = srr_off >> 16;
2043 ccb->csio.msg_ptr[5] = srr_off >> 8;
2044 ccb->csio.msg_ptr[6] = srr_off;
2045 isp_complete_ctio(ccb);
2046}
2047
2048
2049static void
2050isp_handle_platform_srr(ispsoftc_t *isp, isp_notify_t *notify)
2051{
2052 in_fcentry_24xx_t *inot = notify->nt_lreserved;
2053 atio_private_data_t *atp;
2054 uint32_t tag = notify->nt_tagval & 0xffffffff;
2055
2056 atp = isp_find_atpd(isp, notify->nt_channel, tag);
2057 if (atp == NULL) {
2058 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify",
2059 __func__, tag);
2060 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2061 return;
2062 }
2063 atp->srr_notify_rcvd = 1;
2064 memcpy(atp->srr, inot, sizeof (atp->srr));
2065 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] flags 0x%x srr_iu %x reloff 0x%x",
2066 inot->in_rxid, inot->in_flags, inot->in_srr_iu,
2067 ((uint32_t)inot->in_srr_reloff_hi << 16) | inot->in_srr_reloff_lo);
2068 if (atp->srr_ccb)
2069 isp_handle_srr_start(isp, atp);
2070}
2071
2072static void
2073isp_handle_platform_ctio(ispsoftc_t *isp, void *arg)
2074{
2075 union ccb *ccb;
2076 int sentstatus = 0, ok = 0, notify_cam = 0, failure = 0;
2077 atio_private_data_t *atp = NULL;
2078 int bus;
2079 uint32_t handle, data_requested, resid;
2080
2081 handle = ((ct2_entry_t *)arg)->ct_syshandle;
2082 ccb = isp_find_xs(isp, handle);
2083 if (ccb == NULL) {
2084 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg);
2085 return;
2086 }
2087 isp_destroy_handle(isp, handle);
2088 resid = data_requested = PISP_PCMD(ccb)->datalen;
2089 isp_free_pcmd(isp, ccb);
2090
2091 bus = XS_CHANNEL(ccb);
2092 if (IS_24XX(isp)) {
2093 atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid);
2094 } else {
2095 atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid);
2096 }
2097 if (atp == NULL) {
2098 /*
2099 * XXX: isp_clear_commands() generates fake CTIO with zero
2100 * ct_rxid value, filling only ct_syshandle. Workaround
2101 * that using tag_id from the CCB, pointed by ct_syshandle.
2102 */
2103 atp = isp_find_atpd(isp, bus, ccb->csio.tag_id);
2104 }
2105 if (atp == NULL) {
2106 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id);
2107 return;
2108 }
2109 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero"));
2110 atp->bytes_in_transit -= data_requested;
2111 atp->ctcnt -= 1;
2112 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2113
2114 if (IS_24XX(isp)) {
2115 ct7_entry_t *ct = arg;
2116
2117 if (ct->ct_nphdl == CT7_SRR) {
2118 atp->srr_ccb = ccb;
2119 if (atp->srr_notify_rcvd)
2120 isp_handle_srr_start(isp, atp);
2121 return;
2122 }
2123 if (ct->ct_nphdl == CT_HBA_RESET) {
2124 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2125 (atp->sendst == 0);
2126 failure = CAM_UNREC_HBA_ERROR;
2127 } else {
2128 sentstatus = ct->ct_flags & CT7_SENDSTATUS;
2129 ok = (ct->ct_nphdl == CT7_OK);
2130 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
2131 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA)
2132 resid = ct->ct_resid;
2133 }
2134 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct),
2135 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2136 } else {
2137 ct2_entry_t *ct = arg;
2138 if (ct->ct_status == CT_SRR) {
2139 atp->srr_ccb = ccb;
2140 if (atp->srr_notify_rcvd)
2141 isp_handle_srr_start(isp, atp);
2142 isp_target_putback_atio(ccb);
2143 return;
2144 }
2145 if (ct->ct_status == CT_HBA_RESET) {
2146 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2147 (atp->sendst == 0);
2148 failure = CAM_UNREC_HBA_ERROR;
2149 } else {
2150 sentstatus = ct->ct_flags & CT2_SENDSTATUS;
2151 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
2152 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
2153 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA)
2154 resid = ct->ct_resid;
2155 }
2156 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct),
2157 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2158 }
2159 if (ok) {
2160 if (data_requested > 0) {
2161 atp->bytes_xfered += data_requested - resid;
2162 ccb->csio.resid = ccb->csio.dxfer_len -
2163 (data_requested - resid);
2164 }
2165 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE))
2166 ccb->ccb_h.status |= CAM_SENT_SENSE;
2167 ccb->ccb_h.status |= CAM_REQ_CMP;
2168 } else {
2169 notify_cam = 1;
2170 if (failure == CAM_UNREC_HBA_ERROR)
2171 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2172 else
2173 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2174 }
2175 atp->state = ATPD_STATE_PDON;
2176
2177 /*
2178 * We never *not* notify CAM when there has been any error (ok == 0),
2179 * so we never need to do an ATIO putback if we're not notifying CAM.
2180 */
2181 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)",
2182 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0);
2183 if (notify_cam == 0) {
2184 if (atp->sendst) {
2185 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE);
2186 }
2187 return;
2188 }
2189
2190 /*
2191 * We are done with this ATIO if we successfully sent status.
2192 * In all other cases expect either another CTIO or XPT_ABORT.
2193 */
2194 if (ok && sentstatus)
2195 isp_put_atpd(isp, bus, atp);
2196
2197 /*
2198 * We're telling CAM we're done with this CTIO transaction.
2199 *
2200 * 24XX cards never need an ATIO put back.
2201 *
2202 * Other cards need one put back only on error.
2203 * In the latter case, a timeout will re-fire
2204 * and try again in case we didn't have
2205 * queue resources to do so at first. In any case,
2206 * once the putback is done we do the completion
2207 * call.
2208 */
2209 if (ok || IS_24XX(isp)) {
2210 isp_complete_ctio(ccb);
2211 } else {
2212 isp_target_putback_atio(ccb);
2213 }
2214}
2215
2216static int
2217isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp)
2218{
2219
2220 if (isp->isp_state != ISP_RUNSTATE) {
2221 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL);
2222 return (0);
2223 }
2224
2225 /*
2226 * This case is for a Task Management Function, which shows up as an ATIO7 entry.
2227 */
2228 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) {
2229 ct7_entry_t local, *cto = &local;
2230 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved;
2231 fcportdb_t *lp;
2232 uint32_t sid;
2233 uint16_t nphdl;
2234
2235 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2236 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) {
2237 nphdl = lp->handle;
2238 } else {
2239 nphdl = NIL_HANDLE;
2240 }
2241 ISP_MEMZERO(&local, sizeof (local));
2242 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2243 cto->ct_header.rqs_entry_count = 1;
2244 cto->ct_nphdl = nphdl;
2245 cto->ct_rxid = aep->at_rxid;
2246 cto->ct_vpidx = mp->nt_channel;
2247 cto->ct_iid_lo = sid;
2248 cto->ct_iid_hi = sid >> 16;
2249 cto->ct_oxid = aep->at_hdr.ox_id;
2250 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1;
2251 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT;
2252 if (rsp != 0) {
2253 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8);
2254 cto->rsp.m1.ct_resplen = 4;
2255 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp));
2256 cto->rsp.m1.ct_resp[0] = rsp & 0xff;
2257 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff;
2258 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff;
2259 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff;
2260 }
2261 return (isp_target_put_entry(isp, &local));
2262 }
2263
2264 /*
2265 * This case is for a responding to an ABTS frame
2266 */
2267 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2268
2269 /*
2270 * Overload nt_need_ack here to mark whether we've terminated the associated command.
2271 */
2272 if (mp->nt_need_ack) {
2273 uint8_t storage[QENTRY_LEN];
2274 ct7_entry_t *cto = (ct7_entry_t *) storage;
2275 abts_t *abts = (abts_t *)mp->nt_lreserved;
2276
2277 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
2278 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task);
2279 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2280 cto->ct_header.rqs_entry_count = 1;
2281 cto->ct_nphdl = mp->nt_nphdl;
2282 cto->ct_rxid = abts->abts_rxid_task;
2283 cto->ct_iid_lo = mp->nt_sid;
2284 cto->ct_iid_hi = mp->nt_sid >> 16;
2285 cto->ct_oxid = abts->abts_ox_id;
2286 cto->ct_vpidx = mp->nt_channel;
2287 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
2288 if (isp_target_put_entry(isp, cto)) {
2289 return (ENOMEM);
2290 }
2291 mp->nt_need_ack = 0;
2292 }
2293 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) {
2294 return (ENOMEM);
2295 } else {
2296 return (0);
2297 }
2298 }
2299
2300 /*
2301 * Handle logout cases here
2302 */
2303 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) {
2304 isp_del_all_wwn_entries(isp, mp->nt_channel);
2305 }
2306
2307 if (mp->nt_ncode == NT_LOGOUT) {
2308 if (!IS_2100(isp) && IS_FC(isp)) {
2309 isp_del_wwn_entries(isp, mp);
2310 }
2311 }
2312
2313 /*
2314 * General purpose acknowledgement
2315 */
2316 if (mp->nt_need_ack) {
2317 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL);
2318 /*
2319 * Don't need to use the guaranteed send because the caller can retry
2320 */
2321 return (isp_notify_ack(isp, mp->nt_lreserved));
2322 }
2323 return (0);
2324}
2325
2326/*
2327 * Handle task management functions.
2328 *
2329 * We show up here with a notify structure filled out.
2330 *
2331 * The nt_lreserved tag points to the original queue entry
2332 */
2333static void
2334isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
2335{
2336 tstate_t *tptr;
2337 fcportdb_t *lp;
2338 struct ccb_immediate_notify *inot;
2339 inot_private_data_t *ntp = NULL;
2340 atio_private_data_t *atp;
2341 lun_id_t lun;
2342
2343 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun %jx", __func__, notify->nt_ncode,
2344 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun);
2345 if (notify->nt_lun == LUN_ANY) {
2346 if (notify->nt_tagval == TAG_ANY) {
2347 lun = CAM_LUN_WILDCARD;
2348 } else {
2349 atp = isp_find_atpd(isp, notify->nt_channel,
2350 notify->nt_tagval & 0xffffffff);
2351 lun = atp ? atp->lun : CAM_LUN_WILDCARD;
2352 }
2353 } else {
2354 lun = notify->nt_lun;
2355 }
2356 tptr = get_lun_statep(isp, notify->nt_channel, lun);
2357 if (tptr == NULL) {
2358 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD);
2359 if (tptr == NULL) {
2360 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
2361 goto bad;
2362 }
2363 }
2364 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
2365 if (inot == NULL) {
2366 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
2367 goto bad;
2368 }
2369
2370 inot->ccb_h.target_id = ISP_MAX_TARGETS(isp);
2371 inot->ccb_h.target_lun = lun;
2372 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 &&
2373 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) {
2374 inot->initiator_id = CAM_TARGET_WILDCARD;
2375 } else {
2376 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp);
2377 }
2378 inot->seq_id = notify->nt_tagval;
2379 inot->tag_id = notify->nt_tagval >> 32;
2380
2381 switch (notify->nt_ncode) {
2382 case NT_ABORT_TASK:
2383 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id);
2384 inot->arg = MSG_ABORT_TASK;
2385 break;
2386 case NT_ABORT_TASK_SET:
2387 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY);
2388 inot->arg = MSG_ABORT_TASK_SET;
2389 break;
2390 case NT_CLEAR_ACA:
2391 inot->arg = MSG_CLEAR_ACA;
2392 break;
2393 case NT_CLEAR_TASK_SET:
2394 inot->arg = MSG_CLEAR_TASK_SET;
2395 break;
2396 case NT_LUN_RESET:
2397 inot->arg = MSG_LOGICAL_UNIT_RESET;
2398 break;
2399 case NT_TARGET_RESET:
2400 inot->arg = MSG_TARGET_RESET;
2401 break;
2402 case NT_QUERY_TASK_SET:
2403 inot->arg = MSG_QUERY_TASK_SET;
2404 break;
2405 case NT_QUERY_ASYNC_EVENT:
2406 inot->arg = MSG_QUERY_ASYNC_EVENT;
2407 break;
2408 default:
2409 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun);
2410 goto bad;
2411 }
2412
2413 ntp = isp_get_ntpd(isp, notify->nt_channel);
2414 if (ntp == NULL) {
2415 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__);
2416 goto bad;
2417 }
2418 ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t));
2419 if (notify->nt_lreserved) {
2420 ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN);
2421 ntp->nt.nt_lreserved = &ntp->data;
2422 }
2423 ntp->seq_id = notify->nt_tagval;
2424 ntp->tag_id = notify->nt_tagval >> 32;
2425
2426 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
2427 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "Take FREE INOT\n");
2428 inot->ccb_h.status = CAM_MESSAGE_RECV;
2429 xpt_done((union ccb *)inot);
2430 return;
2431bad:
2432 if (notify->nt_need_ack) {
2433 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2434 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) {
2435 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK");
2436 }
2437 } else {
2438 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved);
2439 }
2440 }
2441}
2442
2443static void
2444isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id)
2445{
2446 atio_private_data_t *atp, *atpool;
2447 inot_private_data_t *ntp, *tmp;
2448 uint32_t this_tag_id;
2449
2450 /*
2451 * First, clean any commands pending restart
2452 */
2453 STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) {
2454 if (IS_24XX(isp))
2455 this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid;
2456 else
2457 this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid;
2458 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) {
2459 isp_endcmd(isp, ntp->data, NIL_HANDLE, chan,
2460 ECMD_TERMINATE, 0);
2461 isp_put_ntpd(isp, chan, ntp);
2462 STAILQ_REMOVE(&tptr->restart_queue, ntp,
2463 inot_private_data, next);
2464 }
2465 }
2466
2467 /*
2468 * Now mark other ones dead as well.
2469 */
2470 ISP_GET_PC(isp, chan, atpool, atpool);
2471 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) {
2472 if (atp->lun != tptr->ts_lun)
2473 continue;
2474 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id)
2475 atp->dead = 1;
2476 }
2477}
2478#endif
2479
2480static void
2481isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg)
2482{
2483 struct cam_sim *sim;
2484 int bus, tgt;
2485 ispsoftc_t *isp;
2486
2487 sim = (struct cam_sim *)cbarg;
2488 isp = (ispsoftc_t *) cam_sim_softc(sim);
2489 bus = cam_sim_bus(sim);
2490 tgt = xpt_path_target_id(path);
2491
2492 switch (code) {
2493 case AC_LOST_DEVICE:
2494 if (IS_SCSI(isp)) {
2495 uint16_t oflags, nflags;
2496 sdparam *sdp = SDPARAM(isp, bus);
2497
2498 if (tgt >= 0) {
2499 nflags = sdp->isp_devparam[tgt].nvrm_flags;
2500 nflags &= DPARM_SAFE_DFLT;
2501 if (isp->isp_loaded_fw) {
2502 nflags |= DPARM_NARROW | DPARM_ASYNC;
2503 }
2504 oflags = sdp->isp_devparam[tgt].goal_flags;
2505 sdp->isp_devparam[tgt].goal_flags = nflags;
2506 sdp->isp_devparam[tgt].dev_update = 1;
2507 sdp->update = 1;
2508 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
2509 sdp->isp_devparam[tgt].goal_flags = oflags;
2510 }
2511 }
2512 break;
2513 default:
2514 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code);
2515 break;
2516 }
2517}
2518
2519static void
2520isp_poll(struct cam_sim *sim)
2521{
2522 ispsoftc_t *isp = cam_sim_softc(sim);
2523
2524 ISP_RUN_ISR(isp);
2525}
2526
2527
2528static void
2529isp_watchdog(void *arg)
2530{
2531 struct ccb_scsiio *xs = arg;
2532 ispsoftc_t *isp;
2533 uint32_t ohandle = ISP_HANDLE_FREE, handle;
2534
2535 isp = XS_ISP(xs);
2536
2537 handle = isp_find_handle(isp, xs);
2538
2539 /*
2540 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere.
2541 */
2542 if (handle != ISP_HANDLE_FREE) {
2543 ISP_RUN_ISR(isp);
2544 ohandle = handle;
2545 handle = isp_find_handle(isp, xs);
2546 }
2547 if (handle != ISP_HANDLE_FREE) {
2548 /*
2549 * Try and make sure the command is really dead before
2550 * we release the handle (and DMA resources) for reuse.
2551 *
2552 * If we are successful in aborting the command then
2553 * we're done here because we'll get the command returned
2554 * back separately.
2555 */
2556 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
2557 return;
2558 }
2559
2560 /*
2561 * Note that after calling the above, the command may in
2562 * fact have been completed.
2563 */
2564 xs = isp_find_xs(isp, handle);
2565
2566 /*
2567 * If the command no longer exists, then we won't
2568 * be able to find the xs again with this handle.
2569 */
2570 if (xs == NULL) {
2571 return;
2572 }
2573
2574 /*
2575 * After this point, the command is really dead.
2576 */
2577 if (XS_XFRLEN(xs)) {
2578 ISP_DMAFREE(isp, xs, handle);
2579 }
2580 isp_destroy_handle(isp, handle);
2581 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle);
2582 XS_SETERR(xs, CAM_CMD_TIMEOUT);
2583 isp_done(xs);
2584 } else {
2585 if (ohandle != ISP_HANDLE_FREE) {
2586 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle);
2587 } else {
2588 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__);
2589 }
2590 }
2591}
2592
2593static void
2594isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt)
2595{
2596 union ccb *ccb;
2597 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2598
2599 /*
2600 * Allocate a CCB, create a wildcard path for this target and schedule a rescan.
2601 */
2602 ccb = xpt_alloc_ccb_nowait();
2603 if (ccb == NULL) {
2604 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan);
2605 return;
2606 }
2607 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim),
2608 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2609 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan");
2610 xpt_free_ccb(ccb);
2611 return;
2612 }
2613 xpt_rescan(ccb);
2614}
2615
2616static void
2617isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt)
2618{
2619 struct cam_path *tp;
2620 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2621
2622 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) {
2623 xpt_async(AC_LOST_DEVICE, tp, NULL);
2624 xpt_free_path(tp);
2625 }
2626}
2627
2628/*
2629 * Gone Device Timer Function- when we have decided that a device has gone
2630 * away, we wait a specific period of time prior to telling the OS it has
2631 * gone away.
2632 *
2633 * This timer function fires once a second and then scans the port database
2634 * for devices that are marked dead but still have a virtual target assigned.
2635 * We decrement a counter for that port database entry, and when it hits zero,
2636 * we tell the OS the device has gone away.
2637 */
2638static void
2639isp_gdt(void *arg)
2640{
2641 struct isp_fc *fc = arg;
2642 taskqueue_enqueue(taskqueue_thread, &fc->gtask);
2643}
2644
2645static void
2646isp_gdt_task(void *arg, int pending)
2647{
2648 struct isp_fc *fc = arg;
2649 ispsoftc_t *isp = fc->isp;
2650 int chan = fc - isp->isp_osinfo.pc.fc;
2651 fcportdb_t *lp;
2652 struct ac_contract ac;
2653 struct ac_device_changed *adc;
2654 int dbidx, more_to_do = 0;
2655
2656 ISP_LOCK(isp);
2657 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan);
2658 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
2659 lp = &FCPARAM(isp, chan)->portdb[dbidx];
2660
2661 if (lp->state != FC_PORTDB_STATE_ZOMBIE) {
2662 continue;
2663 }
2664 if (lp->gone_timer != 0) {
2665 lp->gone_timer -= 1;
2666 more_to_do++;
2667 continue;
2668 }
2669 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout");
2670 if (lp->is_target) {
2671 lp->is_target = 0;
2672 isp_make_gone(isp, lp, chan, dbidx);
2673 }
2674 if (lp->is_initiator) {
2675 lp->is_initiator = 0;
2676 ac.contract_number = AC_CONTRACT_DEV_CHG;
2677 adc = (struct ac_device_changed *) ac.contract_data;
2678 adc->wwpn = lp->port_wwn;
2679 adc->port = lp->portid;
2680 adc->target = dbidx;
2681 adc->arrived = 0;
2682 xpt_async(AC_CONTRACT, fc->path, &ac);
2683 }
2684 lp->state = FC_PORTDB_STATE_NIL;
2685 }
2686 if (fc->ready) {
2687 if (more_to_do) {
2688 callout_reset(&fc->gdt, hz, isp_gdt, fc);
2689 } else {
2690 callout_deactivate(&fc->gdt);
2691 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime);
2692 }
2693 }
2694 ISP_UNLOCK(isp);
2695}
2696
2697/*
2698 * When loop goes down we remember the time and freeze CAM command queue.
2699 * During some time period we are trying to reprobe the loop. But if we
2700 * fail, we tell the OS that devices have gone away and drop the freeze.
2701 *
2702 * We don't clear the devices out of our port database because, when loop
2703 * come back up, we have to do some actual cleanup with the chip at that
2704 * point (implicit PLOGO, e.g., to get the chip's port database state right).
2705 */
2706static void
2707isp_loop_changed(ispsoftc_t *isp, int chan)
2708{
2709 fcparam *fcp = FCPARAM(isp, chan);
2710 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2711
2712 if (fc->loop_down_time)
2713 return;
2714 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan);
2715 if (fcp->role & ISP_ROLE_INITIATOR)
2716 isp_freeze_loopdown(isp, chan);
2717 fc->loop_down_time = time_uptime;
2718 wakeup(fc);
2719}
2720
2721static void
2722isp_loop_up(ispsoftc_t *isp, int chan)
2723{
2724 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2725
2726 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan);
2727 fc->loop_seen_once = 1;
2728 fc->loop_down_time = 0;
2729 isp_unfreeze_loopdown(isp, chan);
2730}
2731
2732static void
2733isp_loop_dead(ispsoftc_t *isp, int chan)
2734{
2735 fcparam *fcp = FCPARAM(isp, chan);
2736 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2737 fcportdb_t *lp;
2738 struct ac_contract ac;
2739 struct ac_device_changed *adc;
2740 int dbidx, i;
2741
2742 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan);
2743
2744 /*
2745 * Notify to the OS all targets who we now consider have departed.
2746 */
2747 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
2748 lp = &fcp->portdb[dbidx];
2749
2750 if (lp->state == FC_PORTDB_STATE_NIL)
2751 continue;
2752
2753 for (i = 0; i < isp->isp_maxcmds; i++) {
2754 struct ccb_scsiio *xs;
2755
2756 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) {
2757 continue;
2758 }
2759 if ((xs = isp->isp_xflist[i].cmd) == NULL) {
2760 continue;
2761 }
2762 if (dbidx != XS_TGT(xs)) {
2763 continue;
2764 }
2765 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout",
2766 isp->isp_xflist[i].handle, chan, XS_TGT(xs),
2767 (uintmax_t)XS_LUN(xs));
2768
2769 /*
2770 * Just like in isp_watchdog, abort the outstanding
2771 * command or immediately free its resources if it is
2772 * not active
2773 */
2774 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
2775 continue;
2776 }
2777
2778 if (XS_XFRLEN(xs)) {
2779 ISP_DMAFREE(isp, xs, isp->isp_xflist[i].handle);
2780 }
2781 isp_destroy_handle(isp, isp->isp_xflist[i].handle);
2782 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx could not be aborted and was destroyed",
2783 isp->isp_xflist[i].handle, chan, XS_TGT(xs),
2784 (uintmax_t)XS_LUN(xs));
2785 XS_SETERR(xs, HBA_BUSRESET);
2786 isp_done(xs);
2787 }
2788
2789 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout");
2790 if (lp->is_target) {
2791 lp->is_target = 0;
2792 isp_make_gone(isp, lp, chan, dbidx);
2793 }
2794 if (lp->is_initiator) {
2795 lp->is_initiator = 0;
2796 ac.contract_number = AC_CONTRACT_DEV_CHG;
2797 adc = (struct ac_device_changed *) ac.contract_data;
2798 adc->wwpn = lp->port_wwn;
2799 adc->port = lp->portid;
2800 adc->target = dbidx;
2801 adc->arrived = 0;
2802 xpt_async(AC_CONTRACT, fc->path, &ac);
2803 }
2804 }
2805
2806 isp_unfreeze_loopdown(isp, chan);
2807 fc->loop_down_time = 0;
2808}
2809
2810static void
2811isp_kthread(void *arg)
2812{
2813 struct isp_fc *fc = arg;
2814 ispsoftc_t *isp = fc->isp;
2815 int chan = fc - isp->isp_osinfo.pc.fc;
2816 int slp = 0, d;
2817 int lb, lim;
2818
2819 ISP_LOCK(isp);
2820 while (isp->isp_osinfo.is_exiting == 0) {
2821 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0,
2822 "Chan %d Checking FC state", chan);
2823 lb = isp_fc_runstate(isp, chan, 250000);
2824 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0,
2825 "Chan %d FC got to %s state", chan,
2826 isp_fc_loop_statename(lb));
2827
2828 /*
2829 * Our action is different based upon whether we're supporting
2830 * Initiator mode or not. If we are, we might freeze the simq
2831 * when loop is down and set all sorts of different delays to
2832 * check again.
2833 *
2834 * If not, we simply just wait for loop to come up.
2835 */
2836 if (lb == LOOP_READY || lb < 0) {
2837 slp = 0;
2838 } else {
2839 /*
2840 * If we've never seen loop up and we've waited longer
2841 * than quickboot time, or we've seen loop up but we've
2842 * waited longer than loop_down_limit, give up and go
2843 * to sleep until loop comes up.
2844 */
2845 if (fc->loop_seen_once == 0)
2846 lim = isp_quickboot_time;
2847 else
2848 lim = fc->loop_down_limit;
2849 d = time_uptime - fc->loop_down_time;
2850 if (d >= lim)
2851 slp = 0;
2852 else if (d < 10)
2853 slp = 1;
2854 else if (d < 30)
2855 slp = 5;
2856 else if (d < 60)
2857 slp = 10;
2858 else if (d < 120)
2859 slp = 20;
2860 else
2861 slp = 30;
2862 }
2863
2864 if (slp == 0) {
2865 if (lb == LOOP_READY)
2866 isp_loop_up(isp, chan);
2867 else
2868 isp_loop_dead(isp, chan);
2869 }
2870
2871 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0,
2872 "Chan %d sleep for %d seconds", chan, slp);
2873 msleep(fc, &isp->isp_lock, PRIBIO, "ispf", slp * hz);
2874 }
2875 fc->num_threads -= 1;
2876 ISP_UNLOCK(isp);
2877 kthread_exit();
2878}
2879
2880#ifdef ISP_TARGET_MODE
2881static void
2882isp_abort_atio(ispsoftc_t *isp, union ccb *ccb)
2883{
2884 atio_private_data_t *atp;
2885 union ccb *accb = ccb->cab.abort_ccb;
2886 struct ccb_hdr *sccb;
2887 tstate_t *tptr;
2888
2889 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb));
2890 if (tptr != NULL) {
2891 /* Search for the ATIO among queueued. */
2892 SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) {
2893 if (sccb != &accb->ccb_h)
2894 continue;
2895 SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle);
2896 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path,
2897 "Abort FREE ATIO\n");
2898 accb->ccb_h.status = CAM_REQ_ABORTED;
2899 xpt_done(accb);
2900 ccb->ccb_h.status = CAM_REQ_CMP;
2901 return;
2902 }
2903 }
2904
2905 /* Search for the ATIO among running. */
2906 atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id);
2907 if (atp != NULL) {
2908 /* Send TERMINATE to firmware. */
2909 if (!atp->dead && IS_24XX(isp)) {
2910 uint8_t storage[QENTRY_LEN];
2911 ct7_entry_t *cto = (ct7_entry_t *) storage;
2912
2913 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
2914 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2915 cto->ct_header.rqs_entry_count = 1;
2916 cto->ct_nphdl = atp->nphdl;
2917 cto->ct_rxid = atp->tag;
2918 cto->ct_iid_lo = atp->sid;
2919 cto->ct_iid_hi = atp->sid >> 16;
2920 cto->ct_oxid = atp->oxid;
2921 cto->ct_vpidx = XS_CHANNEL(accb);
2922 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
2923 isp_target_put_entry(isp, cto);
2924 }
2925 isp_put_atpd(isp, XS_CHANNEL(accb), atp);
2926 ccb->ccb_h.status = CAM_REQ_CMP;
2927 } else {
2928 ccb->ccb_h.status = CAM_UA_ABORT;
2929 }
2930}
2931
2932static void
2933isp_abort_inot(ispsoftc_t *isp, union ccb *ccb)
2934{
2935 inot_private_data_t *ntp;
2936 union ccb *accb = ccb->cab.abort_ccb;
2937 struct ccb_hdr *sccb;
2938 tstate_t *tptr;
2939
2940 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb));
2941 if (tptr != NULL) {
2942 /* Search for the INOT among queueued. */
2943 SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) {
2944 if (sccb != &accb->ccb_h)
2945 continue;
2946 SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle);
2947 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path,
2948 "Abort FREE INOT\n");
2949 accb->ccb_h.status = CAM_REQ_ABORTED;
2950 xpt_done(accb);
2951 ccb->ccb_h.status = CAM_REQ_CMP;
2952 return;
2953 }
2954 }
2955
2956 /* Search for the INOT among running. */
2957 ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id);
2958 if (ntp != NULL) {
2959 if (ntp->nt.nt_need_ack) {
2960 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK,
2961 ntp->nt.nt_lreserved);
2962 }
2963 isp_put_ntpd(isp, XS_CHANNEL(accb), ntp);
2964 ccb->ccb_h.status = CAM_REQ_CMP;
2965 } else {
2966 ccb->ccb_h.status = CAM_UA_ABORT;
2967 return;
2968 }
2969}
2970#endif
2971
2972static void
2973isp_action(struct cam_sim *sim, union ccb *ccb)
2974{
2975 int bus, tgt, error;
2976 ispsoftc_t *isp;
2977 struct ccb_trans_settings *cts;
2978 sbintime_t ts;
2979
2980 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n"));
2981
2982 isp = (ispsoftc_t *)cam_sim_softc(sim);
2983 ISP_ASSERT_LOCKED(isp);
2984 bus = cam_sim_bus(sim);
2985 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code);
2986 ISP_PCMD(ccb) = NULL;
2987
2988 switch (ccb->ccb_h.func_code) {
2989 case XPT_SCSI_IO: /* Execute the requested I/O operation */
2990 /*
2991 * Do a couple of preliminary checks...
2992 */
2993 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
2994 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
2995 ccb->ccb_h.status = CAM_REQ_INVALID;
2996 isp_done((struct ccb_scsiio *) ccb);
2997 break;
2998 }
2999 }
3000 ccb->csio.req_map = NULL;
3001#ifdef DIAGNOSTIC
3002 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) {
3003 xpt_print(ccb->ccb_h.path, "invalid target\n");
3004 ccb->ccb_h.status = CAM_PATH_INVALID;
3005 } else if (ISP_MAX_LUNS(isp) > 0 &&
3006 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) {
3007 xpt_print(ccb->ccb_h.path, "invalid lun\n");
3008 ccb->ccb_h.status = CAM_PATH_INVALID;
3009 }
3010 if (ccb->ccb_h.status == CAM_PATH_INVALID) {
3011 xpt_done(ccb);
3012 break;
3013 }
3014#endif
3015 ccb->csio.scsi_status = SCSI_STATUS_OK;
3016 if (isp_get_pcmd(isp, ccb)) {
3017 isp_prt(isp, ISP_LOGWARN, "out of PCMDs");
3018 cam_freeze_devq(ccb->ccb_h.path);
3019 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
3020 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3021 xpt_done(ccb);
3022 break;
3023 }
3024 error = isp_start((XS_T *) ccb);
3025 switch (error) {
3026 case CMD_QUEUED:
3027 ccb->ccb_h.status |= CAM_SIM_QUEUED;
3028 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY)
3029 break;
3030 /* Give firmware extra 10s to handle timeout. */
3031 ts = SBT_1MS * ccb->ccb_h.timeout + 10 * SBT_1S;
3032 callout_reset_sbt(&PISP_PCMD(ccb)->wdog, ts, 0,
3033 isp_watchdog, ccb, 0);
3034 break;
3035 case CMD_RQLATER:
3036 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later",
3037 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb));
3038 cam_freeze_devq(ccb->ccb_h.path);
3039 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
3040 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3041 isp_free_pcmd(isp, ccb);
3042 xpt_done(ccb);
3043 break;
3044 case CMD_EAGAIN:
3045 isp_free_pcmd(isp, ccb);
3046 cam_freeze_devq(ccb->ccb_h.path);
3047 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0);
3048 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3049 xpt_done(ccb);
3050 break;
3051 case CMD_COMPLETE:
3052 isp_done((struct ccb_scsiio *) ccb);
3053 break;
3054 default:
3055 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__);
3056 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3057 isp_free_pcmd(isp, ccb);
3058 xpt_done(ccb);
3059 }
3060 break;
3061
3062#ifdef ISP_TARGET_MODE
3063 case XPT_EN_LUN: /* Enable/Disable LUN as a target */
3064 if (ccb->cel.enable) {
3065 isp_enable_lun(isp, ccb);
3066 } else {
3067 isp_disable_lun(isp, ccb);
3068 }
3069 break;
3070 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */
3071 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
3072 {
3073 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun);
3074 if (tptr == NULL) {
3075 const char *str;
3076
3077 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY)
3078 str = "XPT_IMMEDIATE_NOTIFY";
3079 else
3080 str = "XPT_ACCEPT_TARGET_IO";
3081 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path,
3082 "%s: no state pointer found for %s\n",
3083 __func__, str);
3084 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
3085 xpt_done(ccb);
3086 break;
3087 }
3088 ccb->ccb_h.spriv_field0 = 0;
3089 ccb->ccb_h.spriv_ptr1 = isp;
3090
3091 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
3092 ccb->atio.tag_id = 0;
3093 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle);
3094 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path,
3095 "Put FREE ATIO\n");
3096 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
3097 ccb->cin1.seq_id = ccb->cin1.tag_id = 0;
3098 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
3099 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path,
3100 "Put FREE INOT\n");
3101 }
3102 ccb->ccb_h.status = CAM_REQ_INPROG;
3103 break;
3104 }
3105 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */
3106 {
3107 inot_private_data_t *ntp;
3108
3109 /*
3110 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb
3111 * XXX: matches that for the immediate notify, we have to *search* for the notify structure
3112 */
3113 /*
3114 * All the relevant path information is in the associated immediate notify
3115 */
3116 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] NOTIFY ACKNOWLEDGE for 0x%x seen\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id);
3117 ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id);
3118 if (ntp == NULL) {
3119 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] XPT_NOTIFY_ACKNOWLEDGE of 0x%x cannot find ntp private data\n", __func__,
3120 ccb->cna2.tag_id, ccb->cna2.seq_id);
3121 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
3122 xpt_done(ccb);
3123 break;
3124 }
3125 if (isp_handle_platform_target_notify_ack(isp, &ntp->nt,
3126 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) {
3127 cam_freeze_devq(ccb->ccb_h.path);
3128 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
3129 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
3130 ccb->ccb_h.status |= CAM_REQUEUE_REQ;
3131 break;
3132 }
3133 isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp);
3134 ccb->ccb_h.status = CAM_REQ_CMP;
3135 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] calling xpt_done for tag 0x%x\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id);
3136 xpt_done(ccb);
3137 break;
3138 }
3139 case XPT_CONT_TARGET_IO:
3140 isp_target_start_ctio(isp, ccb, FROM_CAM);
3141 break;
3142#endif
3143 case XPT_RESET_DEV: /* BDR the specified SCSI device */
3144 tgt = ccb->ccb_h.target_id;
3145 tgt |= (bus << 16);
3146
3147 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt);
3148 if (error) {
3149 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
3150 } else {
3151 /*
3152 * If we have a FC device, reset the Command
3153 * Reference Number, because the target will expect
3154 * that we re-start the CRN at 1 after a reset.
3155 */
3156 if (IS_FC(isp))
3157 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1);
3158
3159 ccb->ccb_h.status = CAM_REQ_CMP;
3160 }
3161 xpt_done(ccb);
3162 break;
3163 case XPT_ABORT: /* Abort the specified CCB */
3164 {
3165 union ccb *accb = ccb->cab.abort_ccb;
3166 switch (accb->ccb_h.func_code) {
3167#ifdef ISP_TARGET_MODE
3168 case XPT_ACCEPT_TARGET_IO:
3169 isp_abort_atio(isp, ccb);
3170 break;
3171 case XPT_IMMEDIATE_NOTIFY:
3172 isp_abort_inot(isp, ccb);
3173 break;
3174#endif
3175 case XPT_SCSI_IO:
3176 error = isp_control(isp, ISPCTL_ABORT_CMD, accb);
3177 if (error) {
3178 ccb->ccb_h.status = CAM_UA_ABORT;
3179 } else {
3180 ccb->ccb_h.status = CAM_REQ_CMP;
3181 }
3182 break;
3183 default:
3184 ccb->ccb_h.status = CAM_REQ_INVALID;
3185 break;
3186 }
3187 /*
3188 * This is not a queued CCB, so the caller expects it to be
3189 * complete when control is returned.
3190 */
3191 break;
3192 }
3193#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS)
3194 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
3195 cts = &ccb->cts;
3196 if (!IS_CURRENT_SETTINGS(cts)) {
3197 ccb->ccb_h.status = CAM_REQ_INVALID;
3198 xpt_done(ccb);
3199 break;
3200 }
3201 tgt = cts->ccb_h.target_id;
3202 if (IS_SCSI(isp)) {
3203 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3204 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3205 sdparam *sdp = SDPARAM(isp, bus);
3206 uint16_t *dptr;
3207
3208 if (spi->valid == 0 && scsi->valid == 0) {
3209 ccb->ccb_h.status = CAM_REQ_CMP;
3210 xpt_done(ccb);
3211 break;
3212 }
3213
3214 /*
3215 * We always update (internally) from goal_flags
3216 * so any request to change settings just gets
3217 * vectored to that location.
3218 */
3219 dptr = &sdp->isp_devparam[tgt].goal_flags;
3220
3221 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
3222 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0)
3223 *dptr |= DPARM_DISC;
3224 else
3225 *dptr &= ~DPARM_DISC;
3226 }
3227
3228 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
3229 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0)
3230 *dptr |= DPARM_TQING;
3231 else
3232 *dptr &= ~DPARM_TQING;
3233 }
3234
3235 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
3236 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT)
3237 *dptr |= DPARM_WIDE;
3238 else
3239 *dptr &= ~DPARM_WIDE;
3240 }
3241
3242 /*
3243 * XXX: FIX ME
3244 */
3245 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) {
3246 *dptr |= DPARM_SYNC;
3247 /*
3248 * XXX: CHECK FOR LEGALITY
3249 */
3250 sdp->isp_devparam[tgt].goal_period = spi->sync_period;
3251 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset;
3252 } else {
3253 *dptr &= ~DPARM_SYNC;
3254 }
3255 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags,
3256 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period);
3257 sdp->isp_devparam[tgt].dev_update = 1;
3258 sdp->update = 1;
3259 }
3260 ccb->ccb_h.status = CAM_REQ_CMP;
3261 xpt_done(ccb);
3262 break;
3263 case XPT_GET_TRAN_SETTINGS:
3264 cts = &ccb->cts;
3265 tgt = cts->ccb_h.target_id;
3266 if (IS_FC(isp)) {
3267 fcparam *fcp = FCPARAM(isp, bus);
3268 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3269 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc;
3270
3271 cts->protocol = PROTO_SCSI;
3272 cts->protocol_version = SCSI_REV_2;
3273 cts->transport = XPORT_FC;
3274 cts->transport_version = 0;
3275
3276 scsi->valid = CTS_SCSI_VALID_TQ;
3277 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3278 fc->valid = CTS_FC_VALID_SPEED;
3279 fc->bitrate = 100000;
3280 fc->bitrate *= fcp->isp_gbspeed;
3281 if (tgt < MAX_FC_TARG) {
3282 fcportdb_t *lp = &fcp->portdb[tgt];
3283 fc->wwnn = lp->node_wwn;
3284 fc->wwpn = lp->port_wwn;
3285 fc->port = lp->portid;
3286 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT;
3287 }
3288 } else {
3289 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3290 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3291 sdparam *sdp = SDPARAM(isp, bus);
3292 uint16_t dval, pval, oval;
3293
3294 if (IS_CURRENT_SETTINGS(cts)) {
3295 sdp->isp_devparam[tgt].dev_refresh = 1;
3296 sdp->update = 1;
3297 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
3298 dval = sdp->isp_devparam[tgt].actv_flags;
3299 oval = sdp->isp_devparam[tgt].actv_offset;
3300 pval = sdp->isp_devparam[tgt].actv_period;
3301 } else {
3302 dval = sdp->isp_devparam[tgt].nvrm_flags;
3303 oval = sdp->isp_devparam[tgt].nvrm_offset;
3304 pval = sdp->isp_devparam[tgt].nvrm_period;
3305 }
3306
3307 cts->protocol = PROTO_SCSI;
3308 cts->protocol_version = SCSI_REV_2;
3309 cts->transport = XPORT_SPI;
3310 cts->transport_version = 2;
3311
3312 spi->valid = 0;
3313 scsi->valid = 0;
3314 spi->flags = 0;
3315 scsi->flags = 0;
3316 if (dval & DPARM_DISC) {
3317 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3318 }
3319 if ((dval & DPARM_SYNC) && oval && pval) {
3320 spi->sync_offset = oval;
3321 spi->sync_period = pval;
3322 } else {
3323 spi->sync_offset = 0;
3324 spi->sync_period = 0;
3325 }
3326 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3327 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3328 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
3329 if (dval & DPARM_WIDE) {
3330 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3331 } else {
3332 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3333 }
3334 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3335 scsi->valid = CTS_SCSI_VALID_TQ;
3336 if (dval & DPARM_TQING) {
3337 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3338 }
3339 spi->valid |= CTS_SPI_VALID_DISC;
3340 }
3341 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
3342 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval);
3343 }
3344 ccb->ccb_h.status = CAM_REQ_CMP;
3345 xpt_done(ccb);
3346 break;
3347
3348 case XPT_CALC_GEOMETRY:
3349 cam_calc_geometry(&ccb->ccg, 1);
3350 xpt_done(ccb);
3351 break;
3352
3353 case XPT_RESET_BUS: /* Reset the specified bus */
3354 error = isp_control(isp, ISPCTL_RESET_BUS, bus);
3355 if (error) {
3356 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
3357 xpt_done(ccb);
3358 break;
3359 }
3360 if (bootverbose) {
3361 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus);
3362 }
3363 if (IS_FC(isp)) {
3364 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0);
3365 } else {
3366 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0);
3367 }
3368 ccb->ccb_h.status = CAM_REQ_CMP;
3369 xpt_done(ccb);
3370 break;
3371
3372 case XPT_TERM_IO: /* Terminate the I/O process */
3373 ccb->ccb_h.status = CAM_REQ_INVALID;
3374 xpt_done(ccb);
3375 break;
3376
3377 case XPT_SET_SIM_KNOB: /* Set SIM knobs */
3378 {
3379 struct ccb_sim_knob *kp = &ccb->knob;
3380 fcparam *fcp;
3381
3382 if (!IS_FC(isp)) {
3383 ccb->ccb_h.status = CAM_REQ_INVALID;
3384 xpt_done(ccb);
3385 break;
3386 }
3387
3388 fcp = FCPARAM(isp, bus);
3389
3390 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) {
3391 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn;
3392 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn;
3393 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn);
3394 }
3395 ccb->ccb_h.status = CAM_REQ_CMP;
3396 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) {
3397 int rchange = 0;
3398 int newrole = 0;
3399
3400 switch (kp->xport_specific.fc.role) {
3401 case KNOB_ROLE_NONE:
3402 if (fcp->role != ISP_ROLE_NONE) {
3403 rchange = 1;
3404 newrole = ISP_ROLE_NONE;
3405 }
3406 break;
3407 case KNOB_ROLE_TARGET:
3408 if (fcp->role != ISP_ROLE_TARGET) {
3409 rchange = 1;
3410 newrole = ISP_ROLE_TARGET;
3411 }
3412 break;
3413 case KNOB_ROLE_INITIATOR:
3414 if (fcp->role != ISP_ROLE_INITIATOR) {
3415 rchange = 1;
3416 newrole = ISP_ROLE_INITIATOR;
3417 }
3418 break;
3419 case KNOB_ROLE_BOTH:
3420 if (fcp->role != ISP_ROLE_BOTH) {
3421 rchange = 1;
3422 newrole = ISP_ROLE_BOTH;
3423 }
3424 break;
3425 }
3426 if (rchange) {
3427 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole);
3428 if (isp_control(isp, ISPCTL_CHANGE_ROLE,
3429 bus, newrole) != 0) {
3430 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
3431 xpt_done(ccb);
3432 break;
3433 }
3434 }
3435 }
3436 xpt_done(ccb);
3437 break;
3438 }
3439 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */
3440 case XPT_GET_SIM_KNOB: /* Get SIM knobs */
3441 {
3442 struct ccb_sim_knob *kp = &ccb->knob;
3443
3444 if (IS_FC(isp)) {
3445 fcparam *fcp;
3446
3447 fcp = FCPARAM(isp, bus);
3448
3449 kp->xport_specific.fc.wwnn = fcp->isp_wwnn;
3450 kp->xport_specific.fc.wwpn = fcp->isp_wwpn;
3451 switch (fcp->role) {
3452 case ISP_ROLE_NONE:
3453 kp->xport_specific.fc.role = KNOB_ROLE_NONE;
3454 break;
3455 case ISP_ROLE_TARGET:
3456 kp->xport_specific.fc.role = KNOB_ROLE_TARGET;
3457 break;
3458 case ISP_ROLE_INITIATOR:
3459 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR;
3460 break;
3461 case ISP_ROLE_BOTH:
3462 kp->xport_specific.fc.role = KNOB_ROLE_BOTH;
3463 break;
3464 }
3465 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE;
3466 ccb->ccb_h.status = CAM_REQ_CMP;
3467 } else {
3468 ccb->ccb_h.status = CAM_REQ_INVALID;
3469 }
3470 xpt_done(ccb);
3471 break;
3472 }
3473 case XPT_PATH_INQ: /* Path routing inquiry */
3474 {
3475 struct ccb_pathinq *cpi = &ccb->cpi;
3476
3477 cpi->version_num = 1;
3478#ifdef ISP_TARGET_MODE
3479 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp))
3480 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
3481 else
3482#endif
3483 cpi->target_sprt = 0;
3484 cpi->hba_eng_cnt = 0;
3485 cpi->max_target = ISP_MAX_TARGETS(isp) - 1;
3486 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ?
3487 255 : ISP_MAX_LUNS(isp) - 1;
3488 cpi->bus_id = cam_sim_bus(sim);
3489 if (sizeof (bus_size_t) > 4)
3490 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE;
3491 else
3492 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE;
3493
3494 if (IS_FC(isp)) {
3495 fcparam *fcp = FCPARAM(isp, bus);
3496
3497 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
3498 cpi->hba_misc |= PIM_EXTLUNS | PIM_NOSCAN;
3499
3500 /*
3501 * Because our loop ID can shift from time to time,
3502 * make our initiator ID out of range of our bus.
3503 */
3504 cpi->initiator_id = cpi->max_target + 1;
3505
3506 /*
3507 * Set base transfer capabilities for Fibre Channel, for this HBA.
3508 */
3509 if (IS_25XX(isp)) {
3510 cpi->base_transfer_speed = 8000000;
3511 } else if (IS_24XX(isp)) {
3512 cpi->base_transfer_speed = 4000000;
3513 } else if (IS_23XX(isp)) {
3514 cpi->base_transfer_speed = 2000000;
3515 } else {
3516 cpi->base_transfer_speed = 1000000;
3517 }
3518 cpi->hba_inquiry = PI_TAG_ABLE;
3519 cpi->transport = XPORT_FC;
3520 cpi->transport_version = 0;
3521 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn;
3522 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn;
3523 cpi->xport_specific.fc.port = fcp->isp_portid;
3524 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000;
3525 } else {
3526 sdparam *sdp = SDPARAM(isp, bus);
3527 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3528 cpi->hba_misc = PIM_UNMAPPED;
3529 cpi->initiator_id = sdp->isp_initiator_id;
3530 cpi->base_transfer_speed = 3300;
3531 cpi->transport = XPORT_SPI;
3532 cpi->transport_version = 2;
3533 }
3534 cpi->protocol = PROTO_SCSI;
3535 cpi->protocol_version = SCSI_REV_2;
3536 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3537 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN);
3538 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
3539 cpi->unit_number = cam_sim_unit(sim);
3540 cpi->ccb_h.status = CAM_REQ_CMP;
3541 xpt_done(ccb);
3542 break;
3543 }
3544 default:
3545 ccb->ccb_h.status = CAM_REQ_INVALID;
3546 xpt_done(ccb);
3547 break;
3548 }
3549}
3550
3551void
3552isp_done(XS_T *sccb)
3553{
3554 ispsoftc_t *isp = XS_ISP(sccb);
3555 uint32_t status;
3556
3557 if (XS_NOERR(sccb))
3558 XS_SETERR(sccb, CAM_REQ_CMP);
3559
3560 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) {
3561 sccb->ccb_h.status &= ~CAM_STATUS_MASK;
3562 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) {
3563 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL;
3564 } else {
3565 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
3566 }
3567 }
3568
3569 sccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3570 status = sccb->ccb_h.status & CAM_STATUS_MASK;
3571 if (status != CAM_REQ_CMP &&
3572 (sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) {
3573 sccb->ccb_h.status |= CAM_DEV_QFRZN;
3574 xpt_freeze_devq(sccb->ccb_h.path, 1);
3575 }
3576
3577 if (ISP_PCMD(sccb)) {
3578 if (callout_active(&PISP_PCMD(sccb)->wdog))
3579 callout_stop(&PISP_PCMD(sccb)->wdog);
3580 isp_free_pcmd(isp, (union ccb *) sccb);
3581 }
3582 xpt_done((union ccb *) sccb);
3583}
3584
3585void
3586isp_async(ispsoftc_t *isp, ispasync_t cmd, ...)
3587{
3588 int bus;
3589 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s";
3590 char buf[64];
3591 char *msg = NULL;
3592 target_id_t tgt = 0;
3593 fcportdb_t *lp;
3594 struct isp_fc *fc;
3595 struct cam_path *tmppath;
3596 struct ac_contract ac;
3597 struct ac_device_changed *adc;
3598 va_list ap;
3599
3600 switch (cmd) {
3601 case ISPASYNC_NEW_TGT_PARAMS:
3602 {
3603 struct ccb_trans_settings_scsi *scsi;
3604 struct ccb_trans_settings_spi *spi;
3605 int flags, tgt;
3606 sdparam *sdp;
3607 struct ccb_trans_settings cts;
3608
3609 memset(&cts, 0, sizeof (struct ccb_trans_settings));
3610
3611 va_start(ap, cmd);
3612 bus = va_arg(ap, int);
3613 tgt = va_arg(ap, int);
3614 va_end(ap);
3615 sdp = SDPARAM(isp, bus);
3616
3617 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
3618 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus);
3619 break;
3620 }
3621 flags = sdp->isp_devparam[tgt].actv_flags;
3622 cts.type = CTS_TYPE_CURRENT_SETTINGS;
3623 cts.protocol = PROTO_SCSI;
3624 cts.transport = XPORT_SPI;
3625
3626 scsi = &cts.proto_specific.scsi;
3627 spi = &cts.xport_specific.spi;
3628
3629 if (flags & DPARM_TQING) {
3630 scsi->valid |= CTS_SCSI_VALID_TQ;
3631 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3632 }
3633
3634 if (flags & DPARM_DISC) {
3635 spi->valid |= CTS_SPI_VALID_DISC;
3636 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3637 }
3638 spi->flags |= CTS_SPI_VALID_BUS_WIDTH;
3639 if (flags & DPARM_WIDE) {
3640 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3641 } else {
3642 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3643 }
3644 if (flags & DPARM_SYNC) {
3645 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3646 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3647 spi->sync_period = sdp->isp_devparam[tgt].actv_period;
3648 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset;
3649 }
3650 isp_prt(isp, ISP_LOGDEBUG2, "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", bus, tgt, sdp->isp_devparam[tgt].actv_period, sdp->isp_devparam[tgt].actv_offset, flags);
3651 xpt_setup_ccb(&cts.ccb_h, tmppath, 1);
3652 xpt_async(AC_TRANSFER_NEG, tmppath, &cts);
3653 xpt_free_path(tmppath);
3654 break;
3655 }
3656 case ISPASYNC_BUS_RESET:
3657 {
3658 va_start(ap, cmd);
3659 bus = va_arg(ap, int);
3660 va_end(ap);
3661 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus);
3662 if (IS_FC(isp)) {
3663 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL);
3664 } else {
3665 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL);
3666 }
3667 break;
3668 }
3669 case ISPASYNC_LOOP_RESET:
3670 {
3671 uint16_t lipp;
3672 fcparam *fcp;
3673 va_start(ap, cmd);
3674 bus = va_arg(ap, int);
3675 va_end(ap);
3676
3677 lipp = ISP_READ(isp, OUTMAILBOX1);
3678 fcp = FCPARAM(isp, bus);
3679
3680 isp_prt(isp, ISP_LOGINFO, "Chan %d LOOP Reset, LIP primitive %x", bus, lipp);
3681 /*
3682 * Per FCP-4, a Reset LIP should result in a CRN reset. Other
3683 * LIPs and loop up/down events should never reset the CRN. For
3684 * an as of yet unknown reason, 24xx series cards (and
3685 * potentially others) can interrupt with a LIP Reset status
3686 * when no LIP reset came down the wire. Additionally, the LIP
3687 * primitive accompanying this status would not be a valid LIP
3688 * Reset primitive, but some variation of an invalid AL_PA
3689 * LIP. As a result, we have to verify the AL_PD in the LIP
3690 * addresses our port before blindly resetting.
3691 */
3692 if (FCP_IS_DEST_ALPD(fcp, (lipp & 0x00FF)))
3693 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0);
3694 isp_loop_changed(isp, bus);
3695 break;
3696 }
3697 case ISPASYNC_LIP:
3698 if (msg == NULL)
3699 msg = "LIP Received";
3700 /* FALLTHROUGH */
3701 case ISPASYNC_LOOP_DOWN:
3702 if (msg == NULL)
3703 msg = "LOOP Down";
3704 /* FALLTHROUGH */
3705 case ISPASYNC_LOOP_UP:
3706 if (msg == NULL)
3707 msg = "LOOP Up";
3708 va_start(ap, cmd);
3709 bus = va_arg(ap, int);
3710 va_end(ap);
3711 isp_loop_changed(isp, bus);
3712 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg);
3713 break;
3714 case ISPASYNC_DEV_ARRIVED:
3715 va_start(ap, cmd);
3716 bus = va_arg(ap, int);
3717 lp = va_arg(ap, fcportdb_t *);
3718 va_end(ap);
3719 fc = ISP_FC_PC(isp, bus);
3720 tgt = FC_PORTDB_TGT(isp, bus, lp);
3721 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
3722 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived");
3723 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) &&
3724 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) {
3725 lp->is_target = 1;
3726 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1);
3727 isp_make_here(isp, lp, bus, tgt);
3728 }
3729 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) &&
3730 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) {
3731 lp->is_initiator = 1;
3732 ac.contract_number = AC_CONTRACT_DEV_CHG;
3733 adc = (struct ac_device_changed *) ac.contract_data;
3734 adc->wwpn = lp->port_wwn;
3735 adc->port = lp->portid;
3736 adc->target = tgt;
3737 adc->arrived = 1;
3738 xpt_async(AC_CONTRACT, fc->path, &ac);
3739 }
3740 break;
3741 case ISPASYNC_DEV_CHANGED:
3742 case ISPASYNC_DEV_STAYED:
| 33
34#include <dev/isp/isp_freebsd.h>
35#include <sys/unistd.h>
36#include <sys/kthread.h>
37#include <sys/conf.h>
38#include <sys/module.h>
39#include <sys/ioccom.h>
40#include <dev/isp/isp_ioctl.h>
41#include <sys/devicestat.h>
42#include <cam/cam_periph.h>
43#include <cam/cam_xpt_periph.h>
44
45MODULE_VERSION(isp, 1);
46MODULE_DEPEND(isp, cam, 1, 1, 1);
47int isp_announced = 0;
48int isp_loop_down_limit = 60; /* default loop down limit */
49int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */
50int isp_gone_device_time = 30; /* grace time before reporting device lost */
51static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s";
52
53static void isp_freeze_loopdown(ispsoftc_t *, int);
54static void isp_loop_changed(ispsoftc_t *isp, int chan);
55static d_ioctl_t ispioctl;
56static void isp_cam_async(void *, uint32_t, struct cam_path *, void *);
57static void isp_poll(struct cam_sim *);
58static timeout_t isp_watchdog;
59static timeout_t isp_gdt;
60static task_fn_t isp_gdt_task;
61static void isp_kthread(void *);
62static void isp_action(struct cam_sim *, union ccb *);
63static int isp_timer_count;
64static void isp_timer(void *);
65
66static struct cdevsw isp_cdevsw = {
67 .d_version = D_VERSION,
68 .d_ioctl = ispioctl,
69 .d_name = "isp",
70};
71
72static int
73isp_role_sysctl(SYSCTL_HANDLER_ARGS)
74{
75 ispsoftc_t *isp = (ispsoftc_t *)arg1;
76 int chan = arg2;
77 int error, old, value;
78
79 value = FCPARAM(isp, chan)->role;
80
81 error = sysctl_handle_int(oidp, &value, 0, req);
82 if ((error != 0) || (req->newptr == NULL))
83 return (error);
84
85 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH)
86 return (EINVAL);
87
88 ISP_LOCK(isp);
89 old = FCPARAM(isp, chan)->role;
90
91 /* We don't allow target mode switch from here. */
92 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR);
93
94 /* If nothing has changed -- we are done. */
95 if (value == old) {
96 ISP_UNLOCK(isp);
97 return (0);
98 }
99
100 /* Actually change the role. */
101 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value);
102 ISP_UNLOCK(isp);
103 return (error);
104}
105
106static int
107isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan)
108{
109 struct ccb_setasync csa;
110 struct cam_sim *sim;
111 struct cam_path *path;
112#ifdef ISP_TARGET_MODE
113 int i;
114#endif
115
116 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp,
117 device_get_unit(isp->isp_dev), &isp->isp_lock,
118 isp->isp_maxcmds, isp->isp_maxcmds, devq);
119 if (sim == NULL)
120 return (ENOMEM);
121
122 ISP_LOCK(isp);
123 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) {
124 ISP_UNLOCK(isp);
125 cam_sim_free(sim, FALSE);
126 return (EIO);
127 }
128 ISP_UNLOCK(isp);
129 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
130 ISP_LOCK(isp);
131 xpt_bus_deregister(cam_sim_path(sim));
132 ISP_UNLOCK(isp);
133 cam_sim_free(sim, FALSE);
134 return (ENXIO);
135 }
136 xpt_setup_ccb(&csa.ccb_h, path, 5);
137 csa.ccb_h.func_code = XPT_SASYNC_CB;
138 csa.event_enable = AC_LOST_DEVICE;
139 csa.callback = isp_cam_async;
140 csa.callback_arg = sim;
141
142 ISP_LOCK(isp);
143 xpt_action((union ccb *)&csa);
144 ISP_UNLOCK(isp);
145
146 if (IS_SCSI(isp)) {
147 struct isp_spi *spi = ISP_SPI_PC(isp, chan);
148 spi->sim = sim;
149 spi->path = path;
150#ifdef ISP_TARGET_MODE
151 TAILQ_INIT(&spi->waitq);
152 STAILQ_INIT(&spi->ntfree);
153 for (i = 0; i < ATPDPSIZE; i++)
154 STAILQ_INSERT_TAIL(&spi->ntfree, &spi->ntpool[i], next);
155 LIST_INIT(&spi->atfree);
156 for (i = ATPDPSIZE-1; i >= 0; i--)
157 LIST_INSERT_HEAD(&spi->atfree, &spi->atpool[i], next);
158 for (i = 0; i < ATPDPHASHSIZE; i++)
159 LIST_INIT(&spi->atused[i]);
160#endif
161 } else {
162 fcparam *fcp = FCPARAM(isp, chan);
163 struct isp_fc *fc = ISP_FC_PC(isp, chan);
164 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev);
165 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev);
166 char name[16];
167
168 ISP_LOCK(isp);
169 fc->sim = sim;
170 fc->path = path;
171 fc->isp = isp;
172 fc->ready = 1;
173 fcp->isp_use_gft_id = 1;
174 fcp->isp_use_gff_id = 1;
175
176 callout_init_mtx(&fc->gdt, &isp->isp_lock, 0);
177 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc);
178#ifdef ISP_TARGET_MODE
179 TAILQ_INIT(&fc->waitq);
180 STAILQ_INIT(&fc->ntfree);
181 for (i = 0; i < ATPDPSIZE; i++)
182 STAILQ_INSERT_TAIL(&fc->ntfree, &fc->ntpool[i], next);
183 LIST_INIT(&fc->atfree);
184 for (i = ATPDPSIZE-1; i >= 0; i--)
185 LIST_INSERT_HEAD(&fc->atfree, &fc->atpool[i], next);
186 for (i = 0; i < ATPDPHASHSIZE; i++)
187 LIST_INIT(&fc->atused[i]);
188#endif
189 isp_loop_changed(isp, chan);
190 ISP_UNLOCK(isp);
191 if (kproc_create(isp_kthread, fc, &fc->kproc, 0, 0,
192 "%s_%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
193 xpt_free_path(fc->path);
194 ISP_LOCK(isp);
195 xpt_bus_deregister(cam_sim_path(fc->sim));
196 ISP_UNLOCK(isp);
197 cam_sim_free(fc->sim, FALSE);
198 return (ENOMEM);
199 }
200 fc->num_threads += 1;
201 if (chan > 0) {
202 snprintf(name, sizeof(name), "chan%d", chan);
203 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree),
204 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel");
205 }
206 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
207 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn,
208 "World Wide Node Name");
209 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
210 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn,
211 "World Wide Port Name");
212 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
213 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0,
214 "Loop Down Limit");
215 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
216 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0,
217 "Gone Device Time");
218#if defined(ISP_TARGET_MODE) && defined(DEBUG)
219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
220 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0,
221 "Cause a Lost Frame on a Read");
222#endif
223 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
224 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan,
225 isp_role_sysctl, "I", "Current role");
226 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
227 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0,
228 "Connection speed in gigabits");
229 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
230 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0,
231 "Link state");
232 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
233 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0,
234 "Firmware state");
235 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
236 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0,
237 "Loop state");
238 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
239 "topo", CTLFLAG_RD, &fcp->isp_topo, 0,
240 "Connection topology");
241 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
242 "use_gft_id", CTLFLAG_RWTUN, &fcp->isp_use_gft_id, 0,
243 "Use GFT_ID during fabric scan");
244 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
245 "use_gff_id", CTLFLAG_RWTUN, &fcp->isp_use_gff_id, 0,
246 "Use GFF_ID during fabric scan");
247 }
248 return (0);
249}
250
251static void
252isp_detach_chan(ispsoftc_t *isp, int chan)
253{
254 struct cam_sim *sim;
255 struct cam_path *path;
256 struct ccb_setasync csa;
257 int *num_threads;
258
259 ISP_GET_PC(isp, chan, sim, sim);
260 ISP_GET_PC(isp, chan, path, path);
261 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads);
262
263 xpt_setup_ccb(&csa.ccb_h, path, 5);
264 csa.ccb_h.func_code = XPT_SASYNC_CB;
265 csa.event_enable = 0;
266 csa.callback = isp_cam_async;
267 csa.callback_arg = sim;
268 xpt_action((union ccb *)&csa);
269 xpt_free_path(path);
270 xpt_bus_deregister(cam_sim_path(sim));
271 cam_sim_free(sim, FALSE);
272
273 /* Wait for the channel's spawned threads to exit. */
274 wakeup(isp->isp_osinfo.pc.ptr);
275 while (*num_threads != 0)
276 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "isp_reap", 100);
277}
278
279int
280isp_attach(ispsoftc_t *isp)
281{
282 const char *nu = device_get_nameunit(isp->isp_osinfo.dev);
283 int du = device_get_unit(isp->isp_dev);
284 int chan;
285
286 /*
287 * Create the device queue for our SIM(s).
288 */
289 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds);
290 if (isp->isp_osinfo.devq == NULL) {
291 return (EIO);
292 }
293
294 for (chan = 0; chan < isp->isp_nchan; chan++) {
295 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) {
296 goto unwind;
297 }
298 }
299
300 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_lock, 0);
301 isp_timer_count = hz >> 2;
302 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp);
303
304 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu);
305 if (isp->isp_osinfo.cdev) {
306 isp->isp_osinfo.cdev->si_drv1 = isp;
307 }
308 return (0);
309
310unwind:
311 while (--chan >= 0) {
312 struct cam_sim *sim;
313 struct cam_path *path;
314
315 ISP_GET_PC(isp, chan, sim, sim);
316 ISP_GET_PC(isp, chan, path, path);
317 xpt_free_path(path);
318 ISP_LOCK(isp);
319 xpt_bus_deregister(cam_sim_path(sim));
320 ISP_UNLOCK(isp);
321 cam_sim_free(sim, FALSE);
322 }
323 cam_simq_free(isp->isp_osinfo.devq);
324 isp->isp_osinfo.devq = NULL;
325 return (-1);
326}
327
328int
329isp_detach(ispsoftc_t *isp)
330{
331 int chan;
332
333 if (isp->isp_osinfo.cdev) {
334 destroy_dev(isp->isp_osinfo.cdev);
335 isp->isp_osinfo.cdev = NULL;
336 }
337 ISP_LOCK(isp);
338 /* Tell spawned threads that we're exiting. */
339 isp->isp_osinfo.is_exiting = 1;
340 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1)
341 isp_detach_chan(isp, chan);
342 ISP_UNLOCK(isp);
343 callout_drain(&isp->isp_osinfo.tmo);
344 cam_simq_free(isp->isp_osinfo.devq);
345 return (0);
346}
347
348static void
349isp_freeze_loopdown(ispsoftc_t *isp, int chan)
350{
351 struct isp_fc *fc = ISP_FC_PC(isp, chan);
352
353 if (fc->sim == NULL)
354 return;
355 if (fc->simqfrozen == 0) {
356 isp_prt(isp, ISP_LOGDEBUG0,
357 "Chan %d Freeze simq (loopdown)", chan);
358 fc->simqfrozen = SIMQFRZ_LOOPDOWN;
359 xpt_hold_boot();
360 xpt_freeze_simq(fc->sim, 1);
361 } else {
362 isp_prt(isp, ISP_LOGDEBUG0,
363 "Chan %d Mark simq frozen (loopdown)", chan);
364 fc->simqfrozen |= SIMQFRZ_LOOPDOWN;
365 }
366}
367
368static void
369isp_unfreeze_loopdown(ispsoftc_t *isp, int chan)
370{
371 struct isp_fc *fc = ISP_FC_PC(isp, chan);
372
373 if (fc->sim == NULL)
374 return;
375 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN;
376 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN;
377 if (wasfrozen && fc->simqfrozen == 0) {
378 isp_prt(isp, ISP_LOGDEBUG0,
379 "Chan %d Release simq", chan);
380 xpt_release_simq(fc->sim, 1);
381 xpt_release_boot();
382 }
383}
384
385static int
386ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td)
387{
388 ispsoftc_t *isp;
389 int nr, chan, retval = ENOTTY;
390
391 isp = dev->si_drv1;
392
393 switch (c) {
394 case ISP_SDBLEV:
395 {
396 int olddblev = isp->isp_dblev;
397 isp->isp_dblev = *(int *)addr;
398 *(int *)addr = olddblev;
399 retval = 0;
400 break;
401 }
402 case ISP_GETROLE:
403 chan = *(int *)addr;
404 if (chan < 0 || chan >= isp->isp_nchan) {
405 retval = -ENXIO;
406 break;
407 }
408 if (IS_FC(isp)) {
409 *(int *)addr = FCPARAM(isp, chan)->role;
410 } else {
411 *(int *)addr = ISP_ROLE_INITIATOR;
412 }
413 retval = 0;
414 break;
415 case ISP_SETROLE:
416 if (IS_SCSI(isp))
417 break;
418 nr = *(int *)addr;
419 chan = nr >> 8;
420 if (chan < 0 || chan >= isp->isp_nchan) {
421 retval = -ENXIO;
422 break;
423 }
424 nr &= 0xff;
425 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) {
426 retval = EINVAL;
427 break;
428 }
429 ISP_LOCK(isp);
430 *(int *)addr = FCPARAM(isp, chan)->role;
431 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr);
432 ISP_UNLOCK(isp);
433 retval = 0;
434 break;
435
436 case ISP_RESETHBA:
437 ISP_LOCK(isp);
438 isp_reinit(isp, 0);
439 ISP_UNLOCK(isp);
440 retval = 0;
441 break;
442
443 case ISP_RESCAN:
444 if (IS_FC(isp)) {
445 chan = *(intptr_t *)addr;
446 if (chan < 0 || chan >= isp->isp_nchan) {
447 retval = -ENXIO;
448 break;
449 }
450 ISP_LOCK(isp);
451 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) {
452 retval = EIO;
453 } else {
454 retval = 0;
455 }
456 ISP_UNLOCK(isp);
457 }
458 break;
459
460 case ISP_FC_LIP:
461 if (IS_FC(isp)) {
462 chan = *(intptr_t *)addr;
463 if (chan < 0 || chan >= isp->isp_nchan) {
464 retval = -ENXIO;
465 break;
466 }
467 ISP_LOCK(isp);
468 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) {
469 retval = EIO;
470 } else {
471 retval = 0;
472 }
473 ISP_UNLOCK(isp);
474 }
475 break;
476 case ISP_FC_GETDINFO:
477 {
478 struct isp_fc_device *ifc = (struct isp_fc_device *) addr;
479 fcportdb_t *lp;
480
481 if (IS_SCSI(isp)) {
482 break;
483 }
484 if (ifc->loopid >= MAX_FC_TARG) {
485 retval = EINVAL;
486 break;
487 }
488 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid];
489 if (lp->state != FC_PORTDB_STATE_NIL) {
490 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
491 ifc->loopid = lp->handle;
492 ifc->portid = lp->portid;
493 ifc->node_wwn = lp->node_wwn;
494 ifc->port_wwn = lp->port_wwn;
495 retval = 0;
496 } else {
497 retval = ENODEV;
498 }
499 break;
500 }
501 case ISP_FC_GETHINFO:
502 {
503 struct isp_hba_device *hba = (struct isp_hba_device *) addr;
504 int chan = hba->fc_channel;
505
506 if (chan < 0 || chan >= isp->isp_nchan) {
507 retval = ENXIO;
508 break;
509 }
510 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev);
511 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev);
512 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev);
513 hba->fc_nchannels = isp->isp_nchan;
514 if (IS_FC(isp)) {
515 hba->fc_nports = MAX_FC_TARG;
516 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed;
517 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1;
518 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid;
519 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram;
520 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram;
521 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn;
522 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn;
523 } else {
524 hba->fc_nports = MAX_TARGETS;
525 hba->fc_speed = 0;
526 hba->fc_topology = 0;
527 hba->nvram_node_wwn = 0ull;
528 hba->nvram_port_wwn = 0ull;
529 hba->active_node_wwn = 0ull;
530 hba->active_port_wwn = 0ull;
531 }
532 retval = 0;
533 break;
534 }
535 case ISP_TSK_MGMT:
536 {
537 int needmarker;
538 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr;
539 uint16_t nphdl;
540 mbreg_t mbs;
541
542 if (IS_SCSI(isp)) {
543 break;
544 }
545
546 chan = fct->chan;
547 if (chan < 0 || chan >= isp->isp_nchan) {
548 retval = -ENXIO;
549 break;
550 }
551
552 needmarker = retval = 0;
553 nphdl = fct->loopid;
554 ISP_LOCK(isp);
555 if (IS_24XX(isp)) {
556 void *reqp;
557 uint8_t resp[QENTRY_LEN];
558 isp24xx_tmf_t tmf;
559 isp24xx_statusreq_t sp;
560 fcparam *fcp = FCPARAM(isp, chan);
561 fcportdb_t *lp;
562 int i;
563
564 for (i = 0; i < MAX_FC_TARG; i++) {
565 lp = &fcp->portdb[i];
566 if (lp->handle == nphdl) {
567 break;
568 }
569 }
570 if (i == MAX_FC_TARG) {
571 retval = ENXIO;
572 ISP_UNLOCK(isp);
573 break;
574 }
575 ISP_MEMZERO(&tmf, sizeof(tmf));
576 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
577 tmf.tmf_header.rqs_entry_count = 1;
578 tmf.tmf_nphdl = lp->handle;
579 tmf.tmf_delay = 2;
580 tmf.tmf_timeout = 4;
581 tmf.tmf_tidlo = lp->portid;
582 tmf.tmf_tidhi = lp->portid >> 16;
583 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan);
584 tmf.tmf_lun[1] = fct->lun & 0xff;
585 if (fct->lun >= 256) {
586 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8);
587 }
588 switch (fct->action) {
589 case IPT_CLEAR_ACA:
590 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA;
591 break;
592 case IPT_TARGET_RESET:
593 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET;
594 needmarker = 1;
595 break;
596 case IPT_LUN_RESET:
597 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET;
598 needmarker = 1;
599 break;
600 case IPT_CLEAR_TASK_SET:
601 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET;
602 needmarker = 1;
603 break;
604 case IPT_ABORT_TASK_SET:
605 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET;
606 needmarker = 1;
607 break;
608 default:
609 retval = EINVAL;
610 break;
611 }
612 if (retval) {
613 ISP_UNLOCK(isp);
614 break;
615 }
616
617 /* Prepare space for response in memory */
618 memset(resp, 0xff, sizeof(resp));
619 tmf.tmf_handle = isp_allocate_handle(isp, resp,
620 ISP_HANDLE_CTRL);
621 if (tmf.tmf_handle == 0) {
622 isp_prt(isp, ISP_LOGERR,
623 "%s: TMF of Chan %d out of handles",
624 __func__, chan);
625 ISP_UNLOCK(isp);
626 retval = ENOMEM;
627 break;
628 }
629
630 /* Send request and wait for response. */
631 reqp = isp_getrqentry(isp);
632 if (reqp == NULL) {
633 isp_prt(isp, ISP_LOGERR,
634 "%s: TMF of Chan %d out of rqent",
635 __func__, chan);
636 isp_destroy_handle(isp, tmf.tmf_handle);
637 ISP_UNLOCK(isp);
638 retval = EIO;
639 break;
640 }
641 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp);
642 if (isp->isp_dblev & ISP_LOGDEBUG1)
643 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp);
644 ISP_SYNC_REQUEST(isp);
645 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) {
646 isp_prt(isp, ISP_LOGERR,
647 "%s: TMF of Chan %d timed out",
648 __func__, chan);
649 isp_destroy_handle(isp, tmf.tmf_handle);
650 ISP_UNLOCK(isp);
651 retval = EIO;
652 break;
653 }
654 if (isp->isp_dblev & ISP_LOGDEBUG1)
655 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp);
656 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp);
657
658 if (sp.req_completion_status != 0)
659 retval = EIO;
660 else if (needmarker)
661 fcp->sendmarker = 1;
662 } else {
663 MBSINIT(&mbs, 0, MBLOGALL, 0);
664 if (ISP_CAP_2KLOGIN(isp) == 0) {
665 nphdl <<= 8;
666 }
667 switch (fct->action) {
668 case IPT_CLEAR_ACA:
669 mbs.param[0] = MBOX_CLEAR_ACA;
670 mbs.param[1] = nphdl;
671 mbs.param[2] = fct->lun;
672 break;
673 case IPT_TARGET_RESET:
674 mbs.param[0] = MBOX_TARGET_RESET;
675 mbs.param[1] = nphdl;
676 needmarker = 1;
677 break;
678 case IPT_LUN_RESET:
679 mbs.param[0] = MBOX_LUN_RESET;
680 mbs.param[1] = nphdl;
681 mbs.param[2] = fct->lun;
682 needmarker = 1;
683 break;
684 case IPT_CLEAR_TASK_SET:
685 mbs.param[0] = MBOX_CLEAR_TASK_SET;
686 mbs.param[1] = nphdl;
687 mbs.param[2] = fct->lun;
688 needmarker = 1;
689 break;
690 case IPT_ABORT_TASK_SET:
691 mbs.param[0] = MBOX_ABORT_TASK_SET;
692 mbs.param[1] = nphdl;
693 mbs.param[2] = fct->lun;
694 needmarker = 1;
695 break;
696 default:
697 retval = EINVAL;
698 break;
699 }
700 if (retval == 0) {
701 if (needmarker) {
702 FCPARAM(isp, chan)->sendmarker = 1;
703 }
704 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
705 if (retval) {
706 retval = EIO;
707 }
708 }
709 }
710 ISP_UNLOCK(isp);
711 break;
712 }
713 default:
714 break;
715 }
716 return (retval);
717}
718
719/*
720 * Local Inlines
721 */
722
723static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *);
724static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *);
725
726static ISP_INLINE int
727isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb)
728{
729 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free;
730 if (ISP_PCMD(ccb) == NULL) {
731 return (-1);
732 }
733 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next;
734 return (0);
735}
736
737static ISP_INLINE void
738isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb)
739{
740 if (ISP_PCMD(ccb)) {
741#ifdef ISP_TARGET_MODE
742 PISP_PCMD(ccb)->datalen = 0;
743#endif
744 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free;
745 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb);
746 ISP_PCMD(ccb) = NULL;
747 }
748}
749
750/*
751 * Put the target mode functions here, because some are inlines
752 */
753#ifdef ISP_TARGET_MODE
754static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t);
755static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t);
756static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t);
757static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *);
758static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int);
759static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t);
760static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *);
761static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **);
762static void destroy_lun_state(ispsoftc_t *, int, tstate_t *);
763static void isp_enable_lun(ispsoftc_t *, union ccb *);
764static void isp_disable_lun(ispsoftc_t *, union ccb *);
765static timeout_t isp_refire_putback_atio;
766static timeout_t isp_refire_notify_ack;
767static void isp_complete_ctio(union ccb *);
768static void isp_target_putback_atio(union ccb *);
769enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE };
770static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How);
771static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *);
772static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *);
773static void isp_handle_platform_ctio(ispsoftc_t *, void *);
774static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp);
775static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *);
776static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t);
777
778static ISP_INLINE tstate_t *
779get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun)
780{
781 tstate_t *tptr = NULL;
782 struct tslist *lhp;
783
784 if (bus < isp->isp_nchan) {
785 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
786 SLIST_FOREACH(tptr, lhp, next) {
787 if (tptr->ts_lun == lun)
788 return (tptr);
789 }
790 }
791 return (NULL);
792}
793
794static int
795isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr)
796{
797 inot_private_data_t *ntp;
798 struct ntpdlist rq;
799
800 if (STAILQ_EMPTY(&tptr->restart_queue))
801 return (0);
802 STAILQ_INIT(&rq);
803 STAILQ_CONCAT(&rq, &tptr->restart_queue);
804 while ((ntp = STAILQ_FIRST(&rq)) != NULL) {
805 STAILQ_REMOVE_HEAD(&rq, next);
806 if (IS_24XX(isp)) {
807 isp_prt(isp, ISP_LOGTDEBUG0,
808 "%s: restarting resrc deprived %x", __func__,
809 ((at7_entry_t *)ntp->data)->at_rxid);
810 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data);
811 } else {
812 isp_prt(isp, ISP_LOGTDEBUG0,
813 "%s: restarting resrc deprived %x", __func__,
814 ((at2_entry_t *)ntp->data)->at_rxid);
815 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data);
816 }
817 isp_put_ntpd(isp, bus, ntp);
818 if (!STAILQ_EMPTY(&tptr->restart_queue))
819 break;
820 }
821 if (!STAILQ_EMPTY(&rq)) {
822 STAILQ_CONCAT(&rq, &tptr->restart_queue);
823 STAILQ_CONCAT(&tptr->restart_queue, &rq);
824 }
825 return (!STAILQ_EMPTY(&tptr->restart_queue));
826}
827
828static void
829isp_tmcmd_restart(ispsoftc_t *isp)
830{
831 tstate_t *tptr;
832 union ccb *ccb;
833 struct tslist *lhp;
834 struct isp_ccbq *waitq;
835 int bus, i;
836
837 for (bus = 0; bus < isp->isp_nchan; bus++) {
838 for (i = 0; i < LUN_HASH_SIZE; i++) {
839 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
840 SLIST_FOREACH(tptr, lhp, next)
841 isp_atio_restart(isp, bus, tptr);
842 }
843
844 /*
845 * We only need to do this once per channel.
846 */
847 ISP_GET_PC_ADDR(isp, bus, waitq, waitq);
848 ccb = (union ccb *)TAILQ_FIRST(waitq);
849 if (ccb != NULL) {
850 TAILQ_REMOVE(waitq, &ccb->ccb_h, sim_links.tqe);
851 isp_target_start_ctio(isp, ccb, FROM_TIMER);
852 }
853 }
854}
855
856static atio_private_data_t *
857isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag)
858{
859 struct atpdlist *atfree;
860 struct atpdlist *atused;
861 atio_private_data_t *atp;
862
863 ISP_GET_PC_ADDR(isp, chan, atfree, atfree);
864 atp = LIST_FIRST(atfree);
865 if (atp) {
866 LIST_REMOVE(atp, next);
867 atp->tag = tag;
868 ISP_GET_PC(isp, chan, atused, atused);
869 LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next);
870 }
871 return (atp);
872}
873
874static atio_private_data_t *
875isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag)
876{
877 struct atpdlist *atused;
878 atio_private_data_t *atp;
879
880 ISP_GET_PC(isp, chan, atused, atused);
881 LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) {
882 if (atp->tag == tag)
883 return (atp);
884 }
885 return (NULL);
886}
887
888static void
889isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp)
890{
891 struct atpdlist *atfree;
892
893 if (atp->ests) {
894 isp_put_ecmd(isp, atp->ests);
895 }
896 LIST_REMOVE(atp, next);
897 memset(atp, 0, sizeof (*atp));
898 ISP_GET_PC_ADDR(isp, chan, atfree, atfree);
899 LIST_INSERT_HEAD(atfree, atp, next);
900}
901
902static void
903isp_dump_atpd(ispsoftc_t *isp, int chan)
904{
905 atio_private_data_t *atp, *atpool;
906 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" };
907
908 ISP_GET_PC(isp, chan, atpool, atpool);
909 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) {
910 if (atp->state == ATPD_STATE_FREE)
911 continue;
912 isp_prt(isp, ISP_LOGALL, "Chan %d ATP [0x%x] origdlen %u bytes_xfrd %u lun %jx nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s",
913 chan, atp->tag, atp->orig_datalen, atp->bytes_xfered, (uintmax_t)atp->lun, atp->nphdl, atp->sid, atp->did, atp->oxid, states[atp->state & 0x7]);
914 }
915}
916
917static inot_private_data_t *
918isp_get_ntpd(ispsoftc_t *isp, int chan)
919{
920 struct ntpdlist *ntfree;
921 inot_private_data_t *ntp;
922
923 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree);
924 ntp = STAILQ_FIRST(ntfree);
925 if (ntp)
926 STAILQ_REMOVE_HEAD(ntfree, next);
927 return (ntp);
928}
929
930static inot_private_data_t *
931isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id)
932{
933 inot_private_data_t *ntp, *ntp2;
934
935 ISP_GET_PC(isp, chan, ntpool, ntp);
936 ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2);
937 for (; ntp < ntp2; ntp++) {
938 if (ntp->tag_id == tag_id && ntp->seq_id == seq_id)
939 return (ntp);
940 }
941 return (NULL);
942}
943
944static void
945isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp)
946{
947 struct ntpdlist *ntfree;
948
949 ntp->tag_id = ntp->seq_id = 0;
950 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree);
951 STAILQ_INSERT_HEAD(ntfree, ntp, next);
952}
953
954static cam_status
955create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt)
956{
957 lun_id_t lun;
958 struct tslist *lhp;
959 tstate_t *tptr;
960
961 lun = xpt_path_lun_id(path);
962 if (lun != CAM_LUN_WILDCARD) {
963 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) {
964 return (CAM_LUN_INVALID);
965 }
966 }
967 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO);
968 if (tptr == NULL) {
969 return (CAM_RESRC_UNAVAIL);
970 }
971 tptr->ts_lun = lun;
972 SLIST_INIT(&tptr->atios);
973 SLIST_INIT(&tptr->inots);
974 STAILQ_INIT(&tptr->restart_queue);
975 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
976 SLIST_INSERT_HEAD(lhp, tptr, next);
977 *rslt = tptr;
978 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n");
979 return (CAM_REQ_CMP);
980}
981
982static void
983destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr)
984{
985 union ccb *ccb;
986 struct tslist *lhp;
987 inot_private_data_t *ntp;
988
989 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) {
990 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
991 ccb->ccb_h.status = CAM_REQ_ABORTED;
992 xpt_done(ccb);
993 };
994 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) {
995 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
996 ccb->ccb_h.status = CAM_REQ_ABORTED;
997 xpt_done(ccb);
998 }
999 while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) {
1000 isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0);
1001 STAILQ_REMOVE_HEAD(&tptr->restart_queue, next);
1002 isp_put_ntpd(isp, bus, ntp);
1003 }
1004 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp);
1005 SLIST_REMOVE(lhp, tptr, tstate, next);
1006 free(tptr, M_DEVBUF);
1007}
1008
1009static void
1010isp_enable_lun(ispsoftc_t *isp, union ccb *ccb)
1011{
1012 tstate_t *tptr;
1013 int bus;
1014 target_id_t target;
1015 lun_id_t lun;
1016
1017 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) {
1018 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n");
1019 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1020 xpt_done(ccb);
1021 return;
1022 }
1023
1024 /*
1025 * We only support either target and lun both wildcard
1026 * or target and lun both non-wildcard.
1027 */
1028 bus = XS_CHANNEL(ccb);
1029 target = ccb->ccb_h.target_id;
1030 lun = ccb->ccb_h.target_lun;
1031 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path,
1032 "enabling lun %jx\n", (uintmax_t)lun);
1033 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) {
1034 ccb->ccb_h.status = CAM_LUN_INVALID;
1035 xpt_done(ccb);
1036 return;
1037 }
1038
1039 /* Create the state pointer. It should not already exist. */
1040 tptr = get_lun_statep(isp, bus, lun);
1041 if (tptr) {
1042 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA;
1043 xpt_done(ccb);
1044 return;
1045 }
1046 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr);
1047 if (ccb->ccb_h.status != CAM_REQ_CMP) {
1048 xpt_done(ccb);
1049 return;
1050 }
1051
1052 ccb->ccb_h.status = CAM_REQ_CMP;
1053 xpt_done(ccb);
1054}
1055
1056static void
1057isp_disable_lun(ispsoftc_t *isp, union ccb *ccb)
1058{
1059 tstate_t *tptr = NULL;
1060 int bus;
1061 target_id_t target;
1062 lun_id_t lun;
1063
1064 bus = XS_CHANNEL(ccb);
1065 target = ccb->ccb_h.target_id;
1066 lun = ccb->ccb_h.target_lun;
1067 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path,
1068 "disabling lun %jx\n", (uintmax_t)lun);
1069 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) {
1070 ccb->ccb_h.status = CAM_LUN_INVALID;
1071 xpt_done(ccb);
1072 return;
1073 }
1074
1075 /* Find the state pointer. */
1076 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) {
1077 ccb->ccb_h.status = CAM_PATH_INVALID;
1078 xpt_done(ccb);
1079 return;
1080 }
1081
1082 destroy_lun_state(isp, bus, tptr);
1083 ccb->ccb_h.status = CAM_REQ_CMP;
1084 xpt_done(ccb);
1085}
1086
1087static void
1088isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how)
1089{
1090 int fctape, sendstatus, resid;
1091 fcparam *fcp;
1092 atio_private_data_t *atp;
1093 struct ccb_scsiio *cso;
1094 struct isp_ccbq *waitq;
1095 uint32_t dmaresult, handle, xfrlen, sense_length, tmp;
1096 uint8_t local[QENTRY_LEN];
1097
1098 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len,
1099 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0));
1100
1101 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq);
1102 switch (how) {
1103 case FROM_CAM:
1104 /*
1105 * Insert at the tail of the list, if any, waiting CTIO CCBs
1106 */
1107 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, sim_links.tqe);
1108 break;
1109 case FROM_TIMER:
1110 case FROM_SRR:
1111 case FROM_CTIO_DONE:
1112 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1113 break;
1114 }
1115
1116 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) {
1117 TAILQ_REMOVE(waitq, &ccb->ccb_h, sim_links.tqe);
1118
1119 cso = &ccb->csio;
1120 xfrlen = cso->dxfer_len;
1121 if (xfrlen == 0) {
1122 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
1123 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n");
1124 ccb->ccb_h.status = CAM_REQ_INVALID;
1125 xpt_done(ccb);
1126 continue;
1127 }
1128 }
1129
1130 atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id);
1131 if (atp == NULL) {
1132 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__);
1133 isp_dump_atpd(isp, XS_CHANNEL(ccb));
1134 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1135 xpt_done(ccb);
1136 continue;
1137 }
1138
1139 /*
1140 * Is this command a dead duck?
1141 */
1142 if (atp->dead) {
1143 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id);
1144 ccb->ccb_h.status = CAM_REQ_ABORTED;
1145 xpt_done(ccb);
1146 continue;
1147 }
1148
1149 /*
1150 * Check to make sure we're still in target mode.
1151 */
1152 fcp = FCPARAM(isp, XS_CHANNEL(ccb));
1153 if ((fcp->role & ISP_ROLE_TARGET) == 0) {
1154 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id);
1155 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
1156 xpt_done(ccb);
1157 continue;
1158 }
1159
1160 /*
1161 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which
1162 * could be split into two CTIOs to split data and status).
1163 */
1164 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) {
1165 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags);
1166 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1167 break;
1168 }
1169
1170 /*
1171 * Does the initiator expect FC-Tape style responses?
1172 */
1173 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) {
1174 fctape = 1;
1175 } else {
1176 fctape = 0;
1177 }
1178
1179 /*
1180 * If we already did the data xfer portion of a CTIO that sends data
1181 * and status, don't do it again and do the status portion now.
1182 */
1183 if (atp->sendst) {
1184 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u",
1185 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit);
1186 xfrlen = 0; /* we already did the data transfer */
1187 atp->sendst = 0;
1188 }
1189 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1190 sendstatus = 1;
1191 } else {
1192 sendstatus = 0;
1193 }
1194
1195 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
1196 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?"));
1197 /*
1198 * Sense length is not the entire sense data structure size. Periph
1199 * drivers don't seem to be setting sense_len to reflect the actual
1200 * size. We'll peek inside to get the right amount.
1201 */
1202 sense_length = cso->sense_len;
1203
1204 /*
1205 * This 'cannot' happen
1206 */
1207 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) {
1208 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE;
1209 }
1210 } else {
1211 sense_length = 0;
1212 }
1213
1214 memset(local, 0, QENTRY_LEN);
1215
1216 /*
1217 * Check for overflow
1218 */
1219 tmp = atp->bytes_xfered + atp->bytes_in_transit;
1220 if (xfrlen > 0 && tmp > atp->orig_datalen) {
1221 isp_prt(isp, ISP_LOGERR,
1222 "%s: [0x%x] data overflow by %u bytes", __func__,
1223 cso->tag_id, tmp + xfrlen - atp->orig_datalen);
1224 ccb->ccb_h.status = CAM_DATA_RUN_ERR;
1225 xpt_done(ccb);
1226 continue;
1227 }
1228 if (xfrlen > atp->orig_datalen - tmp) {
1229 xfrlen = atp->orig_datalen - tmp;
1230 if (xfrlen == 0 && !sendstatus) {
1231 cso->resid = cso->dxfer_len;
1232 ccb->ccb_h.status = CAM_REQ_CMP;
1233 xpt_done(ccb);
1234 continue;
1235 }
1236 }
1237
1238 if (IS_24XX(isp)) {
1239 ct7_entry_t *cto = (ct7_entry_t *) local;
1240
1241 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
1242 cto->ct_header.rqs_entry_count = 1;
1243 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
1244 ATPD_SET_SEQNO(cto, atp);
1245 cto->ct_nphdl = atp->nphdl;
1246 cto->ct_rxid = atp->tag;
1247 cto->ct_iid_lo = atp->sid;
1248 cto->ct_iid_hi = atp->sid >> 16;
1249 cto->ct_oxid = atp->oxid;
1250 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb));
1251 cto->ct_timeout = XS_TIME(ccb);
1252 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT;
1253
1254 /*
1255 * Mode 1, status, no data. Only possible when we are sending status, have
1256 * no data to transfer, and any sense data can fit into a ct7_entry_t.
1257 *
1258 * Mode 2, status, no data. We have to use this in the case that
1259 * the sense data won't fit into a ct7_entry_t.
1260 *
1261 */
1262 if (sendstatus && xfrlen == 0) {
1263 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA;
1264 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
1265 if (sense_length <= MAXRESPLEN_24XX) {
1266 cto->ct_flags |= CT7_FLAG_MODE1;
1267 cto->ct_scsi_status = cso->scsi_status;
1268 if (resid < 0) {
1269 cto->ct_resid = -resid;
1270 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8);
1271 } else if (resid > 0) {
1272 cto->ct_resid = resid;
1273 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8);
1274 }
1275 if (fctape) {
1276 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1277 }
1278 if (sense_length) {
1279 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8);
1280 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length;
1281 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length);
1282 }
1283 } else {
1284 bus_addr_t addr;
1285 char buf[XCMD_SIZE];
1286 fcp_rsp_iu_t *rp;
1287
1288 if (atp->ests == NULL) {
1289 atp->ests = isp_get_ecmd(isp);
1290 if (atp->ests == NULL) {
1291 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1292 break;
1293 }
1294 }
1295 memset(buf, 0, sizeof (buf));
1296 rp = (fcp_rsp_iu_t *)buf;
1297 if (fctape) {
1298 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1299 rp->fcp_rsp_bits |= FCP_CONF_REQ;
1300 }
1301 cto->ct_flags |= CT7_FLAG_MODE2;
1302 rp->fcp_rsp_scsi_status = cso->scsi_status;
1303 if (resid < 0) {
1304 rp->fcp_rsp_resid = -resid;
1305 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW;
1306 } else if (resid > 0) {
1307 rp->fcp_rsp_resid = resid;
1308 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW;
1309 }
1310 if (sense_length) {
1311 rp->fcp_rsp_snslen = sense_length;
1312 cto->ct_senselen = sense_length;
1313 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID;
1314 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1315 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length);
1316 } else {
1317 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1318 }
1319 if (isp->isp_dblev & ISP_LOGTDEBUG1) {
1320 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests);
1321 }
1322 addr = isp->isp_osinfo.ecmd_dma;
1323 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE);
1324 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests,
1325 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length);
1326 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length;
1327 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr);
1328 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr);
1329 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
1330 }
1331 if (sense_length) {
1332 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__,
1333 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length,
1334 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]);
1335 } else {
1336 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__,
1337 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid);
1338 }
1339 atp->state = ATPD_STATE_LAST_CTIO;
1340 }
1341
1342 /*
1343 * Mode 0 data transfers, *possibly* with status.
1344 */
1345 if (xfrlen != 0) {
1346 cto->ct_flags |= CT7_FLAG_MODE0;
1347 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1348 cto->ct_flags |= CT7_DATA_IN;
1349 } else {
1350 cto->ct_flags |= CT7_DATA_OUT;
1351 }
1352
1353 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit;
1354 cto->rsp.m0.ct_xfrlen = xfrlen;
1355
1356#ifdef DEBUG
1357 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) {
1358 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2));
1359 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0;
1360 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2;
1361 }
1362#endif
1363 if (sendstatus) {
1364 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen;
1365 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) {
1366 cto->ct_flags |= CT7_SENDSTATUS;
1367 atp->state = ATPD_STATE_LAST_CTIO;
1368 if (fctape) {
1369 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1370 }
1371 } else {
1372 atp->sendst = 1; /* send status later */
1373 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM;
1374 atp->state = ATPD_STATE_CTIO;
1375 }
1376 } else {
1377 atp->state = ATPD_STATE_CTIO;
1378 }
1379 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__,
1380 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered);
1381 }
1382 } else {
1383 ct2_entry_t *cto = (ct2_entry_t *) local;
1384
1385 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2;
1386 cto->ct_header.rqs_entry_count = 1;
1387 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
1388 ATPD_SET_SEQNO(cto, atp);
1389 if (ISP_CAP_2KLOGIN(isp)) {
1390 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl;
1391 } else {
1392 cto->ct_iid = atp->nphdl;
1393 if (ISP_CAP_SCCFW(isp) == 0) {
1394 cto->ct_lun = ccb->ccb_h.target_lun;
1395 }
1396 }
1397 cto->ct_timeout = XS_TIME(ccb);
1398 cto->ct_rxid = cso->tag_id;
1399
1400 /*
1401 * Mode 1, status, no data. Only possible when we are sending status, have
1402 * no data to transfer, and the sense length can fit in the ct7_entry.
1403 *
1404 * Mode 2, status, no data. We have to use this in the case the response
1405 * length won't fit into a ct2_entry_t.
1406 *
1407 * We'll fill out this structure with information as if this were a
1408 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as
1409 * needed based upon this.
1410 */
1411 if (sendstatus && xfrlen == 0) {
1412 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA;
1413 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
1414 if (sense_length <= MAXRESPLEN) {
1415 if (resid < 0) {
1416 cto->ct_resid = -resid;
1417 } else if (resid > 0) {
1418 cto->ct_resid = resid;
1419 }
1420 cto->ct_flags |= CT2_FLAG_MODE1;
1421 cto->rsp.m1.ct_scsi_status = cso->scsi_status;
1422 if (resid < 0) {
1423 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER;
1424 } else if (resid > 0) {
1425 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER;
1426 }
1427 if (fctape) {
1428 cto->ct_flags |= CT2_CONFIRM;
1429 }
1430 if (sense_length) {
1431 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID;
1432 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length;
1433 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length);
1434 }
1435 } else {
1436 bus_addr_t addr;
1437 char buf[XCMD_SIZE];
1438 fcp_rsp_iu_t *rp;
1439
1440 if (atp->ests == NULL) {
1441 atp->ests = isp_get_ecmd(isp);
1442 if (atp->ests == NULL) {
1443 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1444 break;
1445 }
1446 }
1447 memset(buf, 0, sizeof (buf));
1448 rp = (fcp_rsp_iu_t *)buf;
1449 if (fctape) {
1450 cto->ct_flags |= CT2_CONFIRM;
1451 rp->fcp_rsp_bits |= FCP_CONF_REQ;
1452 }
1453 cto->ct_flags |= CT2_FLAG_MODE2;
1454 rp->fcp_rsp_scsi_status = cso->scsi_status;
1455 if (resid < 0) {
1456 rp->fcp_rsp_resid = -resid;
1457 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW;
1458 } else if (resid > 0) {
1459 rp->fcp_rsp_resid = resid;
1460 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW;
1461 }
1462 if (sense_length) {
1463 rp->fcp_rsp_snslen = sense_length;
1464 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID;
1465 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1466 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length);
1467 } else {
1468 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1469 }
1470 if (isp->isp_dblev & ISP_LOGTDEBUG1) {
1471 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests);
1472 }
1473 addr = isp->isp_osinfo.ecmd_dma;
1474 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE);
1475 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests,
1476 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length);
1477 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length;
1478 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr);
1479 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
1480 }
1481 if (sense_length) {
1482 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__,
1483 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid,
1484 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]);
1485 } else {
1486 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid,
1487 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid);
1488 }
1489 atp->state = ATPD_STATE_LAST_CTIO;
1490 }
1491
1492 if (xfrlen != 0) {
1493 cto->ct_flags |= CT2_FLAG_MODE0;
1494 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1495 cto->ct_flags |= CT2_DATA_IN;
1496 } else {
1497 cto->ct_flags |= CT2_DATA_OUT;
1498 }
1499
1500 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit;
1501 cto->rsp.m0.ct_xfrlen = xfrlen;
1502
1503 if (sendstatus) {
1504 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen;
1505 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) {
1506 cto->ct_flags |= CT2_SENDSTATUS;
1507 atp->state = ATPD_STATE_LAST_CTIO;
1508 if (fctape) {
1509 cto->ct_flags |= CT2_CONFIRM;
1510 }
1511 } else {
1512 atp->sendst = 1; /* send status later */
1513 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM;
1514 atp->state = ATPD_STATE_CTIO;
1515 }
1516 } else {
1517 atp->state = ATPD_STATE_CTIO;
1518 }
1519 }
1520 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid,
1521 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
1522 }
1523
1524 if (isp_get_pcmd(isp, ccb)) {
1525 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n");
1526 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1527 break;
1528 }
1529 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET);
1530 if (handle == 0) {
1531 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__);
1532 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1533 isp_free_pcmd(isp, ccb);
1534 break;
1535 }
1536 atp->bytes_in_transit += xfrlen;
1537 PISP_PCMD(ccb)->datalen = xfrlen;
1538
1539
1540 /*
1541 * Call the dma setup routines for this entry (and any subsequent
1542 * CTIOs) if there's data to move, and then tell the f/w it's got
1543 * new things to play with. As with isp_start's usage of DMA setup,
1544 * any swizzling is done in the machine dependent layer. Because
1545 * of this, we put the request onto the queue area first in native
1546 * format.
1547 */
1548
1549 if (IS_24XX(isp)) {
1550 ct7_entry_t *cto = (ct7_entry_t *) local;
1551 cto->ct_syshandle = handle;
1552 } else {
1553 ct2_entry_t *cto = (ct2_entry_t *) local;
1554 cto->ct_syshandle = handle;
1555 }
1556
1557 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local);
1558 if (dmaresult != CMD_QUEUED) {
1559 isp_destroy_handle(isp, handle);
1560 isp_free_pcmd(isp, ccb);
1561 if (dmaresult == CMD_EAGAIN) {
1562 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, sim_links.tqe);
1563 break;
1564 }
1565 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1566 xpt_done(ccb);
1567 continue;
1568 }
1569 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED;
1570 if (xfrlen) {
1571 ccb->ccb_h.spriv_field0 = atp->bytes_xfered;
1572 } else {
1573 ccb->ccb_h.spriv_field0 = ~0;
1574 }
1575 atp->ctcnt++;
1576 atp->seqno++;
1577 }
1578}
1579
1580static void
1581isp_refire_putback_atio(void *arg)
1582{
1583 union ccb *ccb = arg;
1584
1585 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb));
1586 isp_target_putback_atio(ccb);
1587}
1588
1589static void
1590isp_refire_notify_ack(void *arg)
1591{
1592 isp_tna_t *tp = arg;
1593 ispsoftc_t *isp = tp->isp;
1594
1595 ISP_ASSERT_LOCKED(isp);
1596 if (isp_notify_ack(isp, tp->not)) {
1597 callout_schedule(&tp->timer, 5);
1598 } else {
1599 free(tp, M_DEVBUF);
1600 }
1601}
1602
1603
1604static void
1605isp_target_putback_atio(union ccb *ccb)
1606{
1607 ispsoftc_t *isp = XS_ISP(ccb);
1608 struct ccb_scsiio *cso = &ccb->csio;
1609 at2_entry_t local, *at = &local;
1610
1611 ISP_MEMZERO(at, sizeof (at2_entry_t));
1612 at->at_header.rqs_entry_type = RQSTYPE_ATIO2;
1613 at->at_header.rqs_entry_count = 1;
1614 if (ISP_CAP_SCCFW(isp)) {
1615 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun;
1616 } else {
1617 at->at_lun = (uint8_t) ccb->ccb_h.target_lun;
1618 }
1619 at->at_status = CT_OK;
1620 at->at_rxid = cso->tag_id;
1621 at->at_iid = cso->init_id;
1622 if (isp_target_put_entry(isp, at)) {
1623 callout_reset(&PISP_PCMD(ccb)->wdog, 10,
1624 isp_refire_putback_atio, ccb);
1625 } else
1626 isp_complete_ctio(ccb);
1627}
1628
1629static void
1630isp_complete_ctio(union ccb *ccb)
1631{
1632 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1633 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1634 xpt_done(ccb);
1635 }
1636}
1637
1638static void
1639isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
1640{
1641 fcparam *fcp;
1642 lun_id_t lun;
1643 fcportdb_t *lp;
1644 tstate_t *tptr;
1645 struct ccb_accept_tio *atiop;
1646 uint16_t nphdl;
1647 atio_private_data_t *atp;
1648 inot_private_data_t *ntp;
1649
1650 /*
1651 * The firmware status (except for the QLTM_SVALID bit)
1652 * indicates why this ATIO was sent to us.
1653 *
1654 * If QLTM_SVALID is set, the firmware has recommended Sense Data.
1655 */
1656 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) {
1657 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status);
1658 isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0);
1659 return;
1660 }
1661
1662 fcp = FCPARAM(isp, 0);
1663 if (ISP_CAP_SCCFW(isp)) {
1664 lun = aep->at_scclun;
1665 } else {
1666 lun = aep->at_lun;
1667 }
1668 if (ISP_CAP_2KLOGIN(isp)) {
1669 nphdl = ((at2e_entry_t *)aep)->at_iid;
1670 } else {
1671 nphdl = aep->at_iid;
1672 }
1673 tptr = get_lun_statep(isp, 0, lun);
1674 if (tptr == NULL) {
1675 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
1676 if (tptr == NULL) {
1677 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun);
1678 if (lun == 0) {
1679 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
1680 } else {
1681 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
1682 }
1683 return;
1684 }
1685 }
1686
1687 /*
1688 * Start any commands pending resources first.
1689 */
1690 if (isp_atio_restart(isp, 0, tptr))
1691 goto noresrc;
1692
1693 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1694 if (atiop == NULL) {
1695 goto noresrc;
1696 }
1697
1698 atp = isp_get_atpd(isp, 0, aep->at_rxid);
1699 if (atp == NULL) {
1700 goto noresrc;
1701 }
1702
1703 atp->state = ATPD_STATE_ATIO;
1704 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1705 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n");
1706 atiop->ccb_h.target_id = ISP_MAX_TARGETS(isp);
1707 atiop->ccb_h.target_lun = lun;
1708
1709 /*
1710 * We don't get 'suggested' sense data as we do with SCSI cards.
1711 */
1712 atiop->sense_len = 0;
1713
1714 /*
1715 * If we're not in the port database, add ourselves.
1716 */
1717 if (IS_2100(isp))
1718 atiop->init_id = nphdl;
1719 else {
1720 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) {
1721 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp);
1722 } else {
1723 isp_prt(isp, ISP_LOGTINFO, "%s: port %x isn't in PDB",
1724 __func__, nphdl);
1725 isp_dump_portdb(isp, 0);
1726 isp_endcmd(isp, aep, NIL_HANDLE, 0, ECMD_TERMINATE, 0);
1727 return;
1728 }
1729 }
1730 atiop->cdb_len = ATIO2_CDBLEN;
1731 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN);
1732 atiop->ccb_h.status = CAM_CDB_RECVD;
1733 atiop->tag_id = atp->tag;
1734 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) {
1735 case ATIO2_TC_ATTR_SIMPLEQ:
1736 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1737 atiop->tag_action = MSG_SIMPLE_Q_TAG;
1738 break;
1739 case ATIO2_TC_ATTR_HEADOFQ:
1740 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1741 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
1742 break;
1743 case ATIO2_TC_ATTR_ORDERED:
1744 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1745 atiop->tag_action = MSG_ORDERED_Q_TAG;
1746 break;
1747 case ATIO2_TC_ATTR_ACAQ: /* ?? */
1748 case ATIO2_TC_ATTR_UNTAGGED:
1749 default:
1750 atiop->tag_action = 0;
1751 break;
1752 }
1753
1754 atp->orig_datalen = aep->at_datalen;
1755 atp->bytes_xfered = 0;
1756 atp->lun = lun;
1757 atp->nphdl = nphdl;
1758 atp->sid = PORT_ANY;
1759 atp->oxid = aep->at_oxid;
1760 atp->cdb0 = aep->at_cdb[0];
1761 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK;
1762 atp->state = ATPD_STATE_CAM;
1763 xpt_done((union ccb *)atiop);
1764 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen);
1765 return;
1766noresrc:
1767 ntp = isp_get_ntpd(isp, 0);
1768 if (ntp == NULL) {
1769 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
1770 return;
1771 }
1772 memcpy(ntp->data, aep, QENTRY_LEN);
1773 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next);
1774}
1775
1776static void
1777isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep)
1778{
1779 int cdbxlen;
1780 lun_id_t lun;
1781 uint16_t chan, nphdl = NIL_HANDLE;
1782 uint32_t did, sid;
1783 fcportdb_t *lp;
1784 tstate_t *tptr;
1785 struct ccb_accept_tio *atiop;
1786 atio_private_data_t *atp = NULL;
1787 atio_private_data_t *oatp;
1788 inot_private_data_t *ntp;
1789
1790 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2];
1791 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
1792 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun));
1793
1794 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) {
1795 /* Channel has to be derived from D_ID */
1796 isp_find_chan_by_did(isp, did, &chan);
1797 if (chan == ISP_NOCHAN) {
1798 isp_prt(isp, ISP_LOGWARN,
1799 "%s: [RX_ID 0x%x] D_ID %x not found on any channel",
1800 __func__, aep->at_rxid, did);
1801 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN,
1802 ECMD_TERMINATE, 0);
1803 return;
1804 }
1805 } else {
1806 chan = 0;
1807 }
1808
1809 /*
1810 * Find the PDB entry for this initiator
1811 */
1812 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) {
1813 /*
1814 * If we're not in the port database terminate the exchange.
1815 */
1816 isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already",
1817 __func__, aep->at_rxid, did, chan, sid);
1818 isp_dump_portdb(isp, chan);
1819 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0);
1820 return;
1821 }
1822 nphdl = lp->handle;
1823
1824 /*
1825 * Get the tstate pointer
1826 */
1827 tptr = get_lun_statep(isp, chan, lun);
1828 if (tptr == NULL) {
1829 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD);
1830 if (tptr == NULL) {
1831 isp_prt(isp, ISP_LOGWARN,
1832 "%s: [0x%x] no state pointer for lun %jx or wildcard",
1833 __func__, aep->at_rxid, (uintmax_t)lun);
1834 if (lun == 0) {
1835 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
1836 } else {
1837 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
1838 }
1839 return;
1840 }
1841 }
1842
1843 /*
1844 * Start any commands pending resources first.
1845 */
1846 if (isp_atio_restart(isp, chan, tptr))
1847 goto noresrc;
1848
1849 /*
1850 * If the f/w is out of resources, just send a BUSY status back.
1851 */
1852 if (aep->at_rxid == AT7_NORESRC_RXID) {
1853 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0);
1854 return;
1855 }
1856
1857 /*
1858 * If we're out of resources, just send a BUSY status back.
1859 */
1860 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1861 if (atiop == NULL) {
1862 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid);
1863 goto noresrc;
1864 }
1865
1866 oatp = isp_find_atpd(isp, chan, aep->at_rxid);
1867 if (oatp) {
1868 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x) oatp state %d",
1869 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state);
1870 /*
1871 * It's not a "no resource" condition- but we can treat it like one
1872 */
1873 goto noresrc;
1874 }
1875 atp = isp_get_atpd(isp, chan, aep->at_rxid);
1876 if (atp == NULL) {
1877 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid);
1878 goto noresrc;
1879 }
1880 atp->word3 = lp->prli_word3;
1881 atp->state = ATPD_STATE_ATIO;
1882 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1883 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n");
1884 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp);
1885 atiop->ccb_h.target_id = ISP_MAX_TARGETS(isp);
1886 atiop->ccb_h.target_lun = lun;
1887 atiop->sense_len = 0;
1888 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT;
1889 if (cdbxlen) {
1890 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored");
1891 }
1892 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb);
1893 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen);
1894 atiop->cdb_len = cdbxlen;
1895 atiop->ccb_h.status = CAM_CDB_RECVD;
1896 atiop->tag_id = atp->tag;
1897 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) {
1898 case FCP_CMND_TASK_ATTR_SIMPLE:
1899 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1900 atiop->tag_action = MSG_SIMPLE_Q_TAG;
1901 break;
1902 case FCP_CMND_TASK_ATTR_HEAD:
1903 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1904 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
1905 break;
1906 case FCP_CMND_TASK_ATTR_ORDERED:
1907 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
1908 atiop->tag_action = MSG_ORDERED_Q_TAG;
1909 break;
1910 default:
1911 /* FALLTHROUGH */
1912 case FCP_CMND_TASK_ATTR_ACA:
1913 case FCP_CMND_TASK_ATTR_UNTAGGED:
1914 atiop->tag_action = 0;
1915 break;
1916 }
1917 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl;
1918 atp->bytes_xfered = 0;
1919 atp->lun = lun;
1920 atp->nphdl = nphdl;
1921 atp->sid = sid;
1922 atp->did = did;
1923 atp->oxid = aep->at_hdr.ox_id;
1924 atp->rxid = aep->at_hdr.rx_id;
1925 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
1926 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK;
1927 atp->state = ATPD_STATE_CAM;
1928 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u",
1929 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen);
1930 xpt_done((union ccb *)atiop);
1931 return;
1932noresrc:
1933 if (atp)
1934 isp_put_atpd(isp, chan, atp);
1935 ntp = isp_get_ntpd(isp, chan);
1936 if (ntp == NULL) {
1937 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
1938 return;
1939 }
1940 memcpy(ntp->data, aep, QENTRY_LEN);
1941 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next);
1942}
1943
1944
1945/*
1946 * Handle starting an SRR (sequence retransmit request)
1947 * We get here when we've gotten the immediate notify
1948 * and the return of all outstanding CTIOs for this
1949 * transaction.
1950 */
1951static void
1952isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp)
1953{
1954 in_fcentry_24xx_t *inot;
1955 uint32_t srr_off, ccb_off, ccb_len, ccb_end;
1956 union ccb *ccb;
1957
1958 inot = (in_fcentry_24xx_t *)atp->srr;
1959 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16);
1960 ccb = atp->srr_ccb;
1961 atp->srr_ccb = NULL;
1962 atp->nsrr++;
1963 if (ccb == NULL) {
1964 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag);
1965 goto fail;
1966 }
1967
1968 ccb_off = ccb->ccb_h.spriv_field0;
1969 ccb_len = ccb->csio.dxfer_len;
1970 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len;
1971
1972 switch (inot->in_srr_iu) {
1973 case R_CTL_INFO_SOLICITED_DATA:
1974 /*
1975 * We have to restart a FCP_DATA data out transaction
1976 */
1977 atp->sendst = 0;
1978 atp->bytes_xfered = srr_off;
1979 if (ccb_len == 0) {
1980 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off);
1981 goto mdp;
1982 }
1983 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) {
1984 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end);
1985 goto mdp;
1986 }
1987 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end);
1988 break;
1989 case R_CTL_INFO_COMMAND_STATUS:
1990 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag);
1991 atp->sendst = 1;
1992 /*
1993 * We have to restart a FCP_RSP IU transaction
1994 */
1995 break;
1996 case R_CTL_INFO_DATA_DESCRIPTOR:
1997 /*
1998 * We have to restart an FCP DATA in transaction
1999 */
2000 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping");
2001 goto fail;
2002
2003 default:
2004 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu);
2005 goto fail;
2006 }
2007
2008 /*
2009 * We can't do anything until this is acked, so we might as well start it now.
2010 * We aren't going to do the usual asynchronous ack issue because we need
2011 * to make sure this gets on the wire first.
2012 */
2013 if (isp_notify_ack(isp, inot)) {
2014 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose");
2015 goto fail;
2016 }
2017 isp_target_start_ctio(isp, ccb, FROM_SRR);
2018 return;
2019fail:
2020 inot->in_reserved = 1;
2021 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2022 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2023 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2024 isp_complete_ctio(ccb);
2025 return;
2026mdp:
2027 if (isp_notify_ack(isp, inot)) {
2028 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose");
2029 goto fail;
2030 }
2031 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2032 ccb->ccb_h.status = CAM_MESSAGE_RECV;
2033 /*
2034 * This is not a strict interpretation of MDP, but it's close
2035 */
2036 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16];
2037 ccb->csio.msg_len = 7;
2038 ccb->csio.msg_ptr[0] = MSG_EXTENDED;
2039 ccb->csio.msg_ptr[1] = 5;
2040 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */
2041 ccb->csio.msg_ptr[3] = srr_off >> 24;
2042 ccb->csio.msg_ptr[4] = srr_off >> 16;
2043 ccb->csio.msg_ptr[5] = srr_off >> 8;
2044 ccb->csio.msg_ptr[6] = srr_off;
2045 isp_complete_ctio(ccb);
2046}
2047
2048
2049static void
2050isp_handle_platform_srr(ispsoftc_t *isp, isp_notify_t *notify)
2051{
2052 in_fcentry_24xx_t *inot = notify->nt_lreserved;
2053 atio_private_data_t *atp;
2054 uint32_t tag = notify->nt_tagval & 0xffffffff;
2055
2056 atp = isp_find_atpd(isp, notify->nt_channel, tag);
2057 if (atp == NULL) {
2058 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify",
2059 __func__, tag);
2060 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2061 return;
2062 }
2063 atp->srr_notify_rcvd = 1;
2064 memcpy(atp->srr, inot, sizeof (atp->srr));
2065 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] flags 0x%x srr_iu %x reloff 0x%x",
2066 inot->in_rxid, inot->in_flags, inot->in_srr_iu,
2067 ((uint32_t)inot->in_srr_reloff_hi << 16) | inot->in_srr_reloff_lo);
2068 if (atp->srr_ccb)
2069 isp_handle_srr_start(isp, atp);
2070}
2071
2072static void
2073isp_handle_platform_ctio(ispsoftc_t *isp, void *arg)
2074{
2075 union ccb *ccb;
2076 int sentstatus = 0, ok = 0, notify_cam = 0, failure = 0;
2077 atio_private_data_t *atp = NULL;
2078 int bus;
2079 uint32_t handle, data_requested, resid;
2080
2081 handle = ((ct2_entry_t *)arg)->ct_syshandle;
2082 ccb = isp_find_xs(isp, handle);
2083 if (ccb == NULL) {
2084 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg);
2085 return;
2086 }
2087 isp_destroy_handle(isp, handle);
2088 resid = data_requested = PISP_PCMD(ccb)->datalen;
2089 isp_free_pcmd(isp, ccb);
2090
2091 bus = XS_CHANNEL(ccb);
2092 if (IS_24XX(isp)) {
2093 atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid);
2094 } else {
2095 atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid);
2096 }
2097 if (atp == NULL) {
2098 /*
2099 * XXX: isp_clear_commands() generates fake CTIO with zero
2100 * ct_rxid value, filling only ct_syshandle. Workaround
2101 * that using tag_id from the CCB, pointed by ct_syshandle.
2102 */
2103 atp = isp_find_atpd(isp, bus, ccb->csio.tag_id);
2104 }
2105 if (atp == NULL) {
2106 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id);
2107 return;
2108 }
2109 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero"));
2110 atp->bytes_in_transit -= data_requested;
2111 atp->ctcnt -= 1;
2112 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2113
2114 if (IS_24XX(isp)) {
2115 ct7_entry_t *ct = arg;
2116
2117 if (ct->ct_nphdl == CT7_SRR) {
2118 atp->srr_ccb = ccb;
2119 if (atp->srr_notify_rcvd)
2120 isp_handle_srr_start(isp, atp);
2121 return;
2122 }
2123 if (ct->ct_nphdl == CT_HBA_RESET) {
2124 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2125 (atp->sendst == 0);
2126 failure = CAM_UNREC_HBA_ERROR;
2127 } else {
2128 sentstatus = ct->ct_flags & CT7_SENDSTATUS;
2129 ok = (ct->ct_nphdl == CT7_OK);
2130 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
2131 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA)
2132 resid = ct->ct_resid;
2133 }
2134 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct),
2135 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2136 } else {
2137 ct2_entry_t *ct = arg;
2138 if (ct->ct_status == CT_SRR) {
2139 atp->srr_ccb = ccb;
2140 if (atp->srr_notify_rcvd)
2141 isp_handle_srr_start(isp, atp);
2142 isp_target_putback_atio(ccb);
2143 return;
2144 }
2145 if (ct->ct_status == CT_HBA_RESET) {
2146 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2147 (atp->sendst == 0);
2148 failure = CAM_UNREC_HBA_ERROR;
2149 } else {
2150 sentstatus = ct->ct_flags & CT2_SENDSTATUS;
2151 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
2152 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
2153 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA)
2154 resid = ct->ct_resid;
2155 }
2156 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct),
2157 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2158 }
2159 if (ok) {
2160 if (data_requested > 0) {
2161 atp->bytes_xfered += data_requested - resid;
2162 ccb->csio.resid = ccb->csio.dxfer_len -
2163 (data_requested - resid);
2164 }
2165 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE))
2166 ccb->ccb_h.status |= CAM_SENT_SENSE;
2167 ccb->ccb_h.status |= CAM_REQ_CMP;
2168 } else {
2169 notify_cam = 1;
2170 if (failure == CAM_UNREC_HBA_ERROR)
2171 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2172 else
2173 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2174 }
2175 atp->state = ATPD_STATE_PDON;
2176
2177 /*
2178 * We never *not* notify CAM when there has been any error (ok == 0),
2179 * so we never need to do an ATIO putback if we're not notifying CAM.
2180 */
2181 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)",
2182 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0);
2183 if (notify_cam == 0) {
2184 if (atp->sendst) {
2185 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE);
2186 }
2187 return;
2188 }
2189
2190 /*
2191 * We are done with this ATIO if we successfully sent status.
2192 * In all other cases expect either another CTIO or XPT_ABORT.
2193 */
2194 if (ok && sentstatus)
2195 isp_put_atpd(isp, bus, atp);
2196
2197 /*
2198 * We're telling CAM we're done with this CTIO transaction.
2199 *
2200 * 24XX cards never need an ATIO put back.
2201 *
2202 * Other cards need one put back only on error.
2203 * In the latter case, a timeout will re-fire
2204 * and try again in case we didn't have
2205 * queue resources to do so at first. In any case,
2206 * once the putback is done we do the completion
2207 * call.
2208 */
2209 if (ok || IS_24XX(isp)) {
2210 isp_complete_ctio(ccb);
2211 } else {
2212 isp_target_putback_atio(ccb);
2213 }
2214}
2215
2216static int
2217isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp)
2218{
2219
2220 if (isp->isp_state != ISP_RUNSTATE) {
2221 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL);
2222 return (0);
2223 }
2224
2225 /*
2226 * This case is for a Task Management Function, which shows up as an ATIO7 entry.
2227 */
2228 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) {
2229 ct7_entry_t local, *cto = &local;
2230 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved;
2231 fcportdb_t *lp;
2232 uint32_t sid;
2233 uint16_t nphdl;
2234
2235 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2236 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) {
2237 nphdl = lp->handle;
2238 } else {
2239 nphdl = NIL_HANDLE;
2240 }
2241 ISP_MEMZERO(&local, sizeof (local));
2242 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2243 cto->ct_header.rqs_entry_count = 1;
2244 cto->ct_nphdl = nphdl;
2245 cto->ct_rxid = aep->at_rxid;
2246 cto->ct_vpidx = mp->nt_channel;
2247 cto->ct_iid_lo = sid;
2248 cto->ct_iid_hi = sid >> 16;
2249 cto->ct_oxid = aep->at_hdr.ox_id;
2250 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1;
2251 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT;
2252 if (rsp != 0) {
2253 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8);
2254 cto->rsp.m1.ct_resplen = 4;
2255 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp));
2256 cto->rsp.m1.ct_resp[0] = rsp & 0xff;
2257 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff;
2258 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff;
2259 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff;
2260 }
2261 return (isp_target_put_entry(isp, &local));
2262 }
2263
2264 /*
2265 * This case is for a responding to an ABTS frame
2266 */
2267 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2268
2269 /*
2270 * Overload nt_need_ack here to mark whether we've terminated the associated command.
2271 */
2272 if (mp->nt_need_ack) {
2273 uint8_t storage[QENTRY_LEN];
2274 ct7_entry_t *cto = (ct7_entry_t *) storage;
2275 abts_t *abts = (abts_t *)mp->nt_lreserved;
2276
2277 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
2278 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task);
2279 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2280 cto->ct_header.rqs_entry_count = 1;
2281 cto->ct_nphdl = mp->nt_nphdl;
2282 cto->ct_rxid = abts->abts_rxid_task;
2283 cto->ct_iid_lo = mp->nt_sid;
2284 cto->ct_iid_hi = mp->nt_sid >> 16;
2285 cto->ct_oxid = abts->abts_ox_id;
2286 cto->ct_vpidx = mp->nt_channel;
2287 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
2288 if (isp_target_put_entry(isp, cto)) {
2289 return (ENOMEM);
2290 }
2291 mp->nt_need_ack = 0;
2292 }
2293 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) {
2294 return (ENOMEM);
2295 } else {
2296 return (0);
2297 }
2298 }
2299
2300 /*
2301 * Handle logout cases here
2302 */
2303 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) {
2304 isp_del_all_wwn_entries(isp, mp->nt_channel);
2305 }
2306
2307 if (mp->nt_ncode == NT_LOGOUT) {
2308 if (!IS_2100(isp) && IS_FC(isp)) {
2309 isp_del_wwn_entries(isp, mp);
2310 }
2311 }
2312
2313 /*
2314 * General purpose acknowledgement
2315 */
2316 if (mp->nt_need_ack) {
2317 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL);
2318 /*
2319 * Don't need to use the guaranteed send because the caller can retry
2320 */
2321 return (isp_notify_ack(isp, mp->nt_lreserved));
2322 }
2323 return (0);
2324}
2325
2326/*
2327 * Handle task management functions.
2328 *
2329 * We show up here with a notify structure filled out.
2330 *
2331 * The nt_lreserved tag points to the original queue entry
2332 */
2333static void
2334isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
2335{
2336 tstate_t *tptr;
2337 fcportdb_t *lp;
2338 struct ccb_immediate_notify *inot;
2339 inot_private_data_t *ntp = NULL;
2340 atio_private_data_t *atp;
2341 lun_id_t lun;
2342
2343 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun %jx", __func__, notify->nt_ncode,
2344 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun);
2345 if (notify->nt_lun == LUN_ANY) {
2346 if (notify->nt_tagval == TAG_ANY) {
2347 lun = CAM_LUN_WILDCARD;
2348 } else {
2349 atp = isp_find_atpd(isp, notify->nt_channel,
2350 notify->nt_tagval & 0xffffffff);
2351 lun = atp ? atp->lun : CAM_LUN_WILDCARD;
2352 }
2353 } else {
2354 lun = notify->nt_lun;
2355 }
2356 tptr = get_lun_statep(isp, notify->nt_channel, lun);
2357 if (tptr == NULL) {
2358 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD);
2359 if (tptr == NULL) {
2360 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
2361 goto bad;
2362 }
2363 }
2364 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
2365 if (inot == NULL) {
2366 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
2367 goto bad;
2368 }
2369
2370 inot->ccb_h.target_id = ISP_MAX_TARGETS(isp);
2371 inot->ccb_h.target_lun = lun;
2372 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 &&
2373 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) {
2374 inot->initiator_id = CAM_TARGET_WILDCARD;
2375 } else {
2376 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp);
2377 }
2378 inot->seq_id = notify->nt_tagval;
2379 inot->tag_id = notify->nt_tagval >> 32;
2380
2381 switch (notify->nt_ncode) {
2382 case NT_ABORT_TASK:
2383 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id);
2384 inot->arg = MSG_ABORT_TASK;
2385 break;
2386 case NT_ABORT_TASK_SET:
2387 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY);
2388 inot->arg = MSG_ABORT_TASK_SET;
2389 break;
2390 case NT_CLEAR_ACA:
2391 inot->arg = MSG_CLEAR_ACA;
2392 break;
2393 case NT_CLEAR_TASK_SET:
2394 inot->arg = MSG_CLEAR_TASK_SET;
2395 break;
2396 case NT_LUN_RESET:
2397 inot->arg = MSG_LOGICAL_UNIT_RESET;
2398 break;
2399 case NT_TARGET_RESET:
2400 inot->arg = MSG_TARGET_RESET;
2401 break;
2402 case NT_QUERY_TASK_SET:
2403 inot->arg = MSG_QUERY_TASK_SET;
2404 break;
2405 case NT_QUERY_ASYNC_EVENT:
2406 inot->arg = MSG_QUERY_ASYNC_EVENT;
2407 break;
2408 default:
2409 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun);
2410 goto bad;
2411 }
2412
2413 ntp = isp_get_ntpd(isp, notify->nt_channel);
2414 if (ntp == NULL) {
2415 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__);
2416 goto bad;
2417 }
2418 ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t));
2419 if (notify->nt_lreserved) {
2420 ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN);
2421 ntp->nt.nt_lreserved = &ntp->data;
2422 }
2423 ntp->seq_id = notify->nt_tagval;
2424 ntp->tag_id = notify->nt_tagval >> 32;
2425
2426 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
2427 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "Take FREE INOT\n");
2428 inot->ccb_h.status = CAM_MESSAGE_RECV;
2429 xpt_done((union ccb *)inot);
2430 return;
2431bad:
2432 if (notify->nt_need_ack) {
2433 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2434 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) {
2435 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK");
2436 }
2437 } else {
2438 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved);
2439 }
2440 }
2441}
2442
2443static void
2444isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id)
2445{
2446 atio_private_data_t *atp, *atpool;
2447 inot_private_data_t *ntp, *tmp;
2448 uint32_t this_tag_id;
2449
2450 /*
2451 * First, clean any commands pending restart
2452 */
2453 STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) {
2454 if (IS_24XX(isp))
2455 this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid;
2456 else
2457 this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid;
2458 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) {
2459 isp_endcmd(isp, ntp->data, NIL_HANDLE, chan,
2460 ECMD_TERMINATE, 0);
2461 isp_put_ntpd(isp, chan, ntp);
2462 STAILQ_REMOVE(&tptr->restart_queue, ntp,
2463 inot_private_data, next);
2464 }
2465 }
2466
2467 /*
2468 * Now mark other ones dead as well.
2469 */
2470 ISP_GET_PC(isp, chan, atpool, atpool);
2471 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) {
2472 if (atp->lun != tptr->ts_lun)
2473 continue;
2474 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id)
2475 atp->dead = 1;
2476 }
2477}
2478#endif
2479
2480static void
2481isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg)
2482{
2483 struct cam_sim *sim;
2484 int bus, tgt;
2485 ispsoftc_t *isp;
2486
2487 sim = (struct cam_sim *)cbarg;
2488 isp = (ispsoftc_t *) cam_sim_softc(sim);
2489 bus = cam_sim_bus(sim);
2490 tgt = xpt_path_target_id(path);
2491
2492 switch (code) {
2493 case AC_LOST_DEVICE:
2494 if (IS_SCSI(isp)) {
2495 uint16_t oflags, nflags;
2496 sdparam *sdp = SDPARAM(isp, bus);
2497
2498 if (tgt >= 0) {
2499 nflags = sdp->isp_devparam[tgt].nvrm_flags;
2500 nflags &= DPARM_SAFE_DFLT;
2501 if (isp->isp_loaded_fw) {
2502 nflags |= DPARM_NARROW | DPARM_ASYNC;
2503 }
2504 oflags = sdp->isp_devparam[tgt].goal_flags;
2505 sdp->isp_devparam[tgt].goal_flags = nflags;
2506 sdp->isp_devparam[tgt].dev_update = 1;
2507 sdp->update = 1;
2508 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
2509 sdp->isp_devparam[tgt].goal_flags = oflags;
2510 }
2511 }
2512 break;
2513 default:
2514 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code);
2515 break;
2516 }
2517}
2518
2519static void
2520isp_poll(struct cam_sim *sim)
2521{
2522 ispsoftc_t *isp = cam_sim_softc(sim);
2523
2524 ISP_RUN_ISR(isp);
2525}
2526
2527
2528static void
2529isp_watchdog(void *arg)
2530{
2531 struct ccb_scsiio *xs = arg;
2532 ispsoftc_t *isp;
2533 uint32_t ohandle = ISP_HANDLE_FREE, handle;
2534
2535 isp = XS_ISP(xs);
2536
2537 handle = isp_find_handle(isp, xs);
2538
2539 /*
2540 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere.
2541 */
2542 if (handle != ISP_HANDLE_FREE) {
2543 ISP_RUN_ISR(isp);
2544 ohandle = handle;
2545 handle = isp_find_handle(isp, xs);
2546 }
2547 if (handle != ISP_HANDLE_FREE) {
2548 /*
2549 * Try and make sure the command is really dead before
2550 * we release the handle (and DMA resources) for reuse.
2551 *
2552 * If we are successful in aborting the command then
2553 * we're done here because we'll get the command returned
2554 * back separately.
2555 */
2556 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
2557 return;
2558 }
2559
2560 /*
2561 * Note that after calling the above, the command may in
2562 * fact have been completed.
2563 */
2564 xs = isp_find_xs(isp, handle);
2565
2566 /*
2567 * If the command no longer exists, then we won't
2568 * be able to find the xs again with this handle.
2569 */
2570 if (xs == NULL) {
2571 return;
2572 }
2573
2574 /*
2575 * After this point, the command is really dead.
2576 */
2577 if (XS_XFRLEN(xs)) {
2578 ISP_DMAFREE(isp, xs, handle);
2579 }
2580 isp_destroy_handle(isp, handle);
2581 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle);
2582 XS_SETERR(xs, CAM_CMD_TIMEOUT);
2583 isp_done(xs);
2584 } else {
2585 if (ohandle != ISP_HANDLE_FREE) {
2586 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle);
2587 } else {
2588 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__);
2589 }
2590 }
2591}
2592
2593static void
2594isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt)
2595{
2596 union ccb *ccb;
2597 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2598
2599 /*
2600 * Allocate a CCB, create a wildcard path for this target and schedule a rescan.
2601 */
2602 ccb = xpt_alloc_ccb_nowait();
2603 if (ccb == NULL) {
2604 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan);
2605 return;
2606 }
2607 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim),
2608 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2609 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan");
2610 xpt_free_ccb(ccb);
2611 return;
2612 }
2613 xpt_rescan(ccb);
2614}
2615
2616static void
2617isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt)
2618{
2619 struct cam_path *tp;
2620 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2621
2622 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) {
2623 xpt_async(AC_LOST_DEVICE, tp, NULL);
2624 xpt_free_path(tp);
2625 }
2626}
2627
2628/*
2629 * Gone Device Timer Function- when we have decided that a device has gone
2630 * away, we wait a specific period of time prior to telling the OS it has
2631 * gone away.
2632 *
2633 * This timer function fires once a second and then scans the port database
2634 * for devices that are marked dead but still have a virtual target assigned.
2635 * We decrement a counter for that port database entry, and when it hits zero,
2636 * we tell the OS the device has gone away.
2637 */
2638static void
2639isp_gdt(void *arg)
2640{
2641 struct isp_fc *fc = arg;
2642 taskqueue_enqueue(taskqueue_thread, &fc->gtask);
2643}
2644
2645static void
2646isp_gdt_task(void *arg, int pending)
2647{
2648 struct isp_fc *fc = arg;
2649 ispsoftc_t *isp = fc->isp;
2650 int chan = fc - isp->isp_osinfo.pc.fc;
2651 fcportdb_t *lp;
2652 struct ac_contract ac;
2653 struct ac_device_changed *adc;
2654 int dbidx, more_to_do = 0;
2655
2656 ISP_LOCK(isp);
2657 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan);
2658 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
2659 lp = &FCPARAM(isp, chan)->portdb[dbidx];
2660
2661 if (lp->state != FC_PORTDB_STATE_ZOMBIE) {
2662 continue;
2663 }
2664 if (lp->gone_timer != 0) {
2665 lp->gone_timer -= 1;
2666 more_to_do++;
2667 continue;
2668 }
2669 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout");
2670 if (lp->is_target) {
2671 lp->is_target = 0;
2672 isp_make_gone(isp, lp, chan, dbidx);
2673 }
2674 if (lp->is_initiator) {
2675 lp->is_initiator = 0;
2676 ac.contract_number = AC_CONTRACT_DEV_CHG;
2677 adc = (struct ac_device_changed *) ac.contract_data;
2678 adc->wwpn = lp->port_wwn;
2679 adc->port = lp->portid;
2680 adc->target = dbidx;
2681 adc->arrived = 0;
2682 xpt_async(AC_CONTRACT, fc->path, &ac);
2683 }
2684 lp->state = FC_PORTDB_STATE_NIL;
2685 }
2686 if (fc->ready) {
2687 if (more_to_do) {
2688 callout_reset(&fc->gdt, hz, isp_gdt, fc);
2689 } else {
2690 callout_deactivate(&fc->gdt);
2691 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime);
2692 }
2693 }
2694 ISP_UNLOCK(isp);
2695}
2696
2697/*
2698 * When loop goes down we remember the time and freeze CAM command queue.
2699 * During some time period we are trying to reprobe the loop. But if we
2700 * fail, we tell the OS that devices have gone away and drop the freeze.
2701 *
2702 * We don't clear the devices out of our port database because, when loop
2703 * come back up, we have to do some actual cleanup with the chip at that
2704 * point (implicit PLOGO, e.g., to get the chip's port database state right).
2705 */
2706static void
2707isp_loop_changed(ispsoftc_t *isp, int chan)
2708{
2709 fcparam *fcp = FCPARAM(isp, chan);
2710 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2711
2712 if (fc->loop_down_time)
2713 return;
2714 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan);
2715 if (fcp->role & ISP_ROLE_INITIATOR)
2716 isp_freeze_loopdown(isp, chan);
2717 fc->loop_down_time = time_uptime;
2718 wakeup(fc);
2719}
2720
2721static void
2722isp_loop_up(ispsoftc_t *isp, int chan)
2723{
2724 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2725
2726 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan);
2727 fc->loop_seen_once = 1;
2728 fc->loop_down_time = 0;
2729 isp_unfreeze_loopdown(isp, chan);
2730}
2731
2732static void
2733isp_loop_dead(ispsoftc_t *isp, int chan)
2734{
2735 fcparam *fcp = FCPARAM(isp, chan);
2736 struct isp_fc *fc = ISP_FC_PC(isp, chan);
2737 fcportdb_t *lp;
2738 struct ac_contract ac;
2739 struct ac_device_changed *adc;
2740 int dbidx, i;
2741
2742 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan);
2743
2744 /*
2745 * Notify to the OS all targets who we now consider have departed.
2746 */
2747 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
2748 lp = &fcp->portdb[dbidx];
2749
2750 if (lp->state == FC_PORTDB_STATE_NIL)
2751 continue;
2752
2753 for (i = 0; i < isp->isp_maxcmds; i++) {
2754 struct ccb_scsiio *xs;
2755
2756 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) {
2757 continue;
2758 }
2759 if ((xs = isp->isp_xflist[i].cmd) == NULL) {
2760 continue;
2761 }
2762 if (dbidx != XS_TGT(xs)) {
2763 continue;
2764 }
2765 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout",
2766 isp->isp_xflist[i].handle, chan, XS_TGT(xs),
2767 (uintmax_t)XS_LUN(xs));
2768
2769 /*
2770 * Just like in isp_watchdog, abort the outstanding
2771 * command or immediately free its resources if it is
2772 * not active
2773 */
2774 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
2775 continue;
2776 }
2777
2778 if (XS_XFRLEN(xs)) {
2779 ISP_DMAFREE(isp, xs, isp->isp_xflist[i].handle);
2780 }
2781 isp_destroy_handle(isp, isp->isp_xflist[i].handle);
2782 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx could not be aborted and was destroyed",
2783 isp->isp_xflist[i].handle, chan, XS_TGT(xs),
2784 (uintmax_t)XS_LUN(xs));
2785 XS_SETERR(xs, HBA_BUSRESET);
2786 isp_done(xs);
2787 }
2788
2789 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout");
2790 if (lp->is_target) {
2791 lp->is_target = 0;
2792 isp_make_gone(isp, lp, chan, dbidx);
2793 }
2794 if (lp->is_initiator) {
2795 lp->is_initiator = 0;
2796 ac.contract_number = AC_CONTRACT_DEV_CHG;
2797 adc = (struct ac_device_changed *) ac.contract_data;
2798 adc->wwpn = lp->port_wwn;
2799 adc->port = lp->portid;
2800 adc->target = dbidx;
2801 adc->arrived = 0;
2802 xpt_async(AC_CONTRACT, fc->path, &ac);
2803 }
2804 }
2805
2806 isp_unfreeze_loopdown(isp, chan);
2807 fc->loop_down_time = 0;
2808}
2809
2810static void
2811isp_kthread(void *arg)
2812{
2813 struct isp_fc *fc = arg;
2814 ispsoftc_t *isp = fc->isp;
2815 int chan = fc - isp->isp_osinfo.pc.fc;
2816 int slp = 0, d;
2817 int lb, lim;
2818
2819 ISP_LOCK(isp);
2820 while (isp->isp_osinfo.is_exiting == 0) {
2821 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0,
2822 "Chan %d Checking FC state", chan);
2823 lb = isp_fc_runstate(isp, chan, 250000);
2824 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0,
2825 "Chan %d FC got to %s state", chan,
2826 isp_fc_loop_statename(lb));
2827
2828 /*
2829 * Our action is different based upon whether we're supporting
2830 * Initiator mode or not. If we are, we might freeze the simq
2831 * when loop is down and set all sorts of different delays to
2832 * check again.
2833 *
2834 * If not, we simply just wait for loop to come up.
2835 */
2836 if (lb == LOOP_READY || lb < 0) {
2837 slp = 0;
2838 } else {
2839 /*
2840 * If we've never seen loop up and we've waited longer
2841 * than quickboot time, or we've seen loop up but we've
2842 * waited longer than loop_down_limit, give up and go
2843 * to sleep until loop comes up.
2844 */
2845 if (fc->loop_seen_once == 0)
2846 lim = isp_quickboot_time;
2847 else
2848 lim = fc->loop_down_limit;
2849 d = time_uptime - fc->loop_down_time;
2850 if (d >= lim)
2851 slp = 0;
2852 else if (d < 10)
2853 slp = 1;
2854 else if (d < 30)
2855 slp = 5;
2856 else if (d < 60)
2857 slp = 10;
2858 else if (d < 120)
2859 slp = 20;
2860 else
2861 slp = 30;
2862 }
2863
2864 if (slp == 0) {
2865 if (lb == LOOP_READY)
2866 isp_loop_up(isp, chan);
2867 else
2868 isp_loop_dead(isp, chan);
2869 }
2870
2871 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0,
2872 "Chan %d sleep for %d seconds", chan, slp);
2873 msleep(fc, &isp->isp_lock, PRIBIO, "ispf", slp * hz);
2874 }
2875 fc->num_threads -= 1;
2876 ISP_UNLOCK(isp);
2877 kthread_exit();
2878}
2879
2880#ifdef ISP_TARGET_MODE
2881static void
2882isp_abort_atio(ispsoftc_t *isp, union ccb *ccb)
2883{
2884 atio_private_data_t *atp;
2885 union ccb *accb = ccb->cab.abort_ccb;
2886 struct ccb_hdr *sccb;
2887 tstate_t *tptr;
2888
2889 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb));
2890 if (tptr != NULL) {
2891 /* Search for the ATIO among queueued. */
2892 SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) {
2893 if (sccb != &accb->ccb_h)
2894 continue;
2895 SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle);
2896 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path,
2897 "Abort FREE ATIO\n");
2898 accb->ccb_h.status = CAM_REQ_ABORTED;
2899 xpt_done(accb);
2900 ccb->ccb_h.status = CAM_REQ_CMP;
2901 return;
2902 }
2903 }
2904
2905 /* Search for the ATIO among running. */
2906 atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id);
2907 if (atp != NULL) {
2908 /* Send TERMINATE to firmware. */
2909 if (!atp->dead && IS_24XX(isp)) {
2910 uint8_t storage[QENTRY_LEN];
2911 ct7_entry_t *cto = (ct7_entry_t *) storage;
2912
2913 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
2914 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2915 cto->ct_header.rqs_entry_count = 1;
2916 cto->ct_nphdl = atp->nphdl;
2917 cto->ct_rxid = atp->tag;
2918 cto->ct_iid_lo = atp->sid;
2919 cto->ct_iid_hi = atp->sid >> 16;
2920 cto->ct_oxid = atp->oxid;
2921 cto->ct_vpidx = XS_CHANNEL(accb);
2922 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
2923 isp_target_put_entry(isp, cto);
2924 }
2925 isp_put_atpd(isp, XS_CHANNEL(accb), atp);
2926 ccb->ccb_h.status = CAM_REQ_CMP;
2927 } else {
2928 ccb->ccb_h.status = CAM_UA_ABORT;
2929 }
2930}
2931
2932static void
2933isp_abort_inot(ispsoftc_t *isp, union ccb *ccb)
2934{
2935 inot_private_data_t *ntp;
2936 union ccb *accb = ccb->cab.abort_ccb;
2937 struct ccb_hdr *sccb;
2938 tstate_t *tptr;
2939
2940 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb));
2941 if (tptr != NULL) {
2942 /* Search for the INOT among queueued. */
2943 SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) {
2944 if (sccb != &accb->ccb_h)
2945 continue;
2946 SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle);
2947 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path,
2948 "Abort FREE INOT\n");
2949 accb->ccb_h.status = CAM_REQ_ABORTED;
2950 xpt_done(accb);
2951 ccb->ccb_h.status = CAM_REQ_CMP;
2952 return;
2953 }
2954 }
2955
2956 /* Search for the INOT among running. */
2957 ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id);
2958 if (ntp != NULL) {
2959 if (ntp->nt.nt_need_ack) {
2960 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK,
2961 ntp->nt.nt_lreserved);
2962 }
2963 isp_put_ntpd(isp, XS_CHANNEL(accb), ntp);
2964 ccb->ccb_h.status = CAM_REQ_CMP;
2965 } else {
2966 ccb->ccb_h.status = CAM_UA_ABORT;
2967 return;
2968 }
2969}
2970#endif
2971
2972static void
2973isp_action(struct cam_sim *sim, union ccb *ccb)
2974{
2975 int bus, tgt, error;
2976 ispsoftc_t *isp;
2977 struct ccb_trans_settings *cts;
2978 sbintime_t ts;
2979
2980 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n"));
2981
2982 isp = (ispsoftc_t *)cam_sim_softc(sim);
2983 ISP_ASSERT_LOCKED(isp);
2984 bus = cam_sim_bus(sim);
2985 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code);
2986 ISP_PCMD(ccb) = NULL;
2987
2988 switch (ccb->ccb_h.func_code) {
2989 case XPT_SCSI_IO: /* Execute the requested I/O operation */
2990 /*
2991 * Do a couple of preliminary checks...
2992 */
2993 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
2994 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
2995 ccb->ccb_h.status = CAM_REQ_INVALID;
2996 isp_done((struct ccb_scsiio *) ccb);
2997 break;
2998 }
2999 }
3000 ccb->csio.req_map = NULL;
3001#ifdef DIAGNOSTIC
3002 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) {
3003 xpt_print(ccb->ccb_h.path, "invalid target\n");
3004 ccb->ccb_h.status = CAM_PATH_INVALID;
3005 } else if (ISP_MAX_LUNS(isp) > 0 &&
3006 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) {
3007 xpt_print(ccb->ccb_h.path, "invalid lun\n");
3008 ccb->ccb_h.status = CAM_PATH_INVALID;
3009 }
3010 if (ccb->ccb_h.status == CAM_PATH_INVALID) {
3011 xpt_done(ccb);
3012 break;
3013 }
3014#endif
3015 ccb->csio.scsi_status = SCSI_STATUS_OK;
3016 if (isp_get_pcmd(isp, ccb)) {
3017 isp_prt(isp, ISP_LOGWARN, "out of PCMDs");
3018 cam_freeze_devq(ccb->ccb_h.path);
3019 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
3020 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3021 xpt_done(ccb);
3022 break;
3023 }
3024 error = isp_start((XS_T *) ccb);
3025 switch (error) {
3026 case CMD_QUEUED:
3027 ccb->ccb_h.status |= CAM_SIM_QUEUED;
3028 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY)
3029 break;
3030 /* Give firmware extra 10s to handle timeout. */
3031 ts = SBT_1MS * ccb->ccb_h.timeout + 10 * SBT_1S;
3032 callout_reset_sbt(&PISP_PCMD(ccb)->wdog, ts, 0,
3033 isp_watchdog, ccb, 0);
3034 break;
3035 case CMD_RQLATER:
3036 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later",
3037 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb));
3038 cam_freeze_devq(ccb->ccb_h.path);
3039 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
3040 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3041 isp_free_pcmd(isp, ccb);
3042 xpt_done(ccb);
3043 break;
3044 case CMD_EAGAIN:
3045 isp_free_pcmd(isp, ccb);
3046 cam_freeze_devq(ccb->ccb_h.path);
3047 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0);
3048 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3049 xpt_done(ccb);
3050 break;
3051 case CMD_COMPLETE:
3052 isp_done((struct ccb_scsiio *) ccb);
3053 break;
3054 default:
3055 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__);
3056 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3057 isp_free_pcmd(isp, ccb);
3058 xpt_done(ccb);
3059 }
3060 break;
3061
3062#ifdef ISP_TARGET_MODE
3063 case XPT_EN_LUN: /* Enable/Disable LUN as a target */
3064 if (ccb->cel.enable) {
3065 isp_enable_lun(isp, ccb);
3066 } else {
3067 isp_disable_lun(isp, ccb);
3068 }
3069 break;
3070 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */
3071 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
3072 {
3073 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun);
3074 if (tptr == NULL) {
3075 const char *str;
3076
3077 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY)
3078 str = "XPT_IMMEDIATE_NOTIFY";
3079 else
3080 str = "XPT_ACCEPT_TARGET_IO";
3081 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path,
3082 "%s: no state pointer found for %s\n",
3083 __func__, str);
3084 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
3085 xpt_done(ccb);
3086 break;
3087 }
3088 ccb->ccb_h.spriv_field0 = 0;
3089 ccb->ccb_h.spriv_ptr1 = isp;
3090
3091 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
3092 ccb->atio.tag_id = 0;
3093 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle);
3094 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path,
3095 "Put FREE ATIO\n");
3096 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
3097 ccb->cin1.seq_id = ccb->cin1.tag_id = 0;
3098 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
3099 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path,
3100 "Put FREE INOT\n");
3101 }
3102 ccb->ccb_h.status = CAM_REQ_INPROG;
3103 break;
3104 }
3105 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */
3106 {
3107 inot_private_data_t *ntp;
3108
3109 /*
3110 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb
3111 * XXX: matches that for the immediate notify, we have to *search* for the notify structure
3112 */
3113 /*
3114 * All the relevant path information is in the associated immediate notify
3115 */
3116 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] NOTIFY ACKNOWLEDGE for 0x%x seen\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id);
3117 ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id);
3118 if (ntp == NULL) {
3119 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] XPT_NOTIFY_ACKNOWLEDGE of 0x%x cannot find ntp private data\n", __func__,
3120 ccb->cna2.tag_id, ccb->cna2.seq_id);
3121 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
3122 xpt_done(ccb);
3123 break;
3124 }
3125 if (isp_handle_platform_target_notify_ack(isp, &ntp->nt,
3126 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) {
3127 cam_freeze_devq(ccb->ccb_h.path);
3128 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
3129 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
3130 ccb->ccb_h.status |= CAM_REQUEUE_REQ;
3131 break;
3132 }
3133 isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp);
3134 ccb->ccb_h.status = CAM_REQ_CMP;
3135 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] calling xpt_done for tag 0x%x\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id);
3136 xpt_done(ccb);
3137 break;
3138 }
3139 case XPT_CONT_TARGET_IO:
3140 isp_target_start_ctio(isp, ccb, FROM_CAM);
3141 break;
3142#endif
3143 case XPT_RESET_DEV: /* BDR the specified SCSI device */
3144 tgt = ccb->ccb_h.target_id;
3145 tgt |= (bus << 16);
3146
3147 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt);
3148 if (error) {
3149 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
3150 } else {
3151 /*
3152 * If we have a FC device, reset the Command
3153 * Reference Number, because the target will expect
3154 * that we re-start the CRN at 1 after a reset.
3155 */
3156 if (IS_FC(isp))
3157 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1);
3158
3159 ccb->ccb_h.status = CAM_REQ_CMP;
3160 }
3161 xpt_done(ccb);
3162 break;
3163 case XPT_ABORT: /* Abort the specified CCB */
3164 {
3165 union ccb *accb = ccb->cab.abort_ccb;
3166 switch (accb->ccb_h.func_code) {
3167#ifdef ISP_TARGET_MODE
3168 case XPT_ACCEPT_TARGET_IO:
3169 isp_abort_atio(isp, ccb);
3170 break;
3171 case XPT_IMMEDIATE_NOTIFY:
3172 isp_abort_inot(isp, ccb);
3173 break;
3174#endif
3175 case XPT_SCSI_IO:
3176 error = isp_control(isp, ISPCTL_ABORT_CMD, accb);
3177 if (error) {
3178 ccb->ccb_h.status = CAM_UA_ABORT;
3179 } else {
3180 ccb->ccb_h.status = CAM_REQ_CMP;
3181 }
3182 break;
3183 default:
3184 ccb->ccb_h.status = CAM_REQ_INVALID;
3185 break;
3186 }
3187 /*
3188 * This is not a queued CCB, so the caller expects it to be
3189 * complete when control is returned.
3190 */
3191 break;
3192 }
3193#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS)
3194 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
3195 cts = &ccb->cts;
3196 if (!IS_CURRENT_SETTINGS(cts)) {
3197 ccb->ccb_h.status = CAM_REQ_INVALID;
3198 xpt_done(ccb);
3199 break;
3200 }
3201 tgt = cts->ccb_h.target_id;
3202 if (IS_SCSI(isp)) {
3203 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3204 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3205 sdparam *sdp = SDPARAM(isp, bus);
3206 uint16_t *dptr;
3207
3208 if (spi->valid == 0 && scsi->valid == 0) {
3209 ccb->ccb_h.status = CAM_REQ_CMP;
3210 xpt_done(ccb);
3211 break;
3212 }
3213
3214 /*
3215 * We always update (internally) from goal_flags
3216 * so any request to change settings just gets
3217 * vectored to that location.
3218 */
3219 dptr = &sdp->isp_devparam[tgt].goal_flags;
3220
3221 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
3222 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0)
3223 *dptr |= DPARM_DISC;
3224 else
3225 *dptr &= ~DPARM_DISC;
3226 }
3227
3228 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
3229 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0)
3230 *dptr |= DPARM_TQING;
3231 else
3232 *dptr &= ~DPARM_TQING;
3233 }
3234
3235 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
3236 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT)
3237 *dptr |= DPARM_WIDE;
3238 else
3239 *dptr &= ~DPARM_WIDE;
3240 }
3241
3242 /*
3243 * XXX: FIX ME
3244 */
3245 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) {
3246 *dptr |= DPARM_SYNC;
3247 /*
3248 * XXX: CHECK FOR LEGALITY
3249 */
3250 sdp->isp_devparam[tgt].goal_period = spi->sync_period;
3251 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset;
3252 } else {
3253 *dptr &= ~DPARM_SYNC;
3254 }
3255 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags,
3256 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period);
3257 sdp->isp_devparam[tgt].dev_update = 1;
3258 sdp->update = 1;
3259 }
3260 ccb->ccb_h.status = CAM_REQ_CMP;
3261 xpt_done(ccb);
3262 break;
3263 case XPT_GET_TRAN_SETTINGS:
3264 cts = &ccb->cts;
3265 tgt = cts->ccb_h.target_id;
3266 if (IS_FC(isp)) {
3267 fcparam *fcp = FCPARAM(isp, bus);
3268 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3269 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc;
3270
3271 cts->protocol = PROTO_SCSI;
3272 cts->protocol_version = SCSI_REV_2;
3273 cts->transport = XPORT_FC;
3274 cts->transport_version = 0;
3275
3276 scsi->valid = CTS_SCSI_VALID_TQ;
3277 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3278 fc->valid = CTS_FC_VALID_SPEED;
3279 fc->bitrate = 100000;
3280 fc->bitrate *= fcp->isp_gbspeed;
3281 if (tgt < MAX_FC_TARG) {
3282 fcportdb_t *lp = &fcp->portdb[tgt];
3283 fc->wwnn = lp->node_wwn;
3284 fc->wwpn = lp->port_wwn;
3285 fc->port = lp->portid;
3286 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT;
3287 }
3288 } else {
3289 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3290 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3291 sdparam *sdp = SDPARAM(isp, bus);
3292 uint16_t dval, pval, oval;
3293
3294 if (IS_CURRENT_SETTINGS(cts)) {
3295 sdp->isp_devparam[tgt].dev_refresh = 1;
3296 sdp->update = 1;
3297 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
3298 dval = sdp->isp_devparam[tgt].actv_flags;
3299 oval = sdp->isp_devparam[tgt].actv_offset;
3300 pval = sdp->isp_devparam[tgt].actv_period;
3301 } else {
3302 dval = sdp->isp_devparam[tgt].nvrm_flags;
3303 oval = sdp->isp_devparam[tgt].nvrm_offset;
3304 pval = sdp->isp_devparam[tgt].nvrm_period;
3305 }
3306
3307 cts->protocol = PROTO_SCSI;
3308 cts->protocol_version = SCSI_REV_2;
3309 cts->transport = XPORT_SPI;
3310 cts->transport_version = 2;
3311
3312 spi->valid = 0;
3313 scsi->valid = 0;
3314 spi->flags = 0;
3315 scsi->flags = 0;
3316 if (dval & DPARM_DISC) {
3317 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3318 }
3319 if ((dval & DPARM_SYNC) && oval && pval) {
3320 spi->sync_offset = oval;
3321 spi->sync_period = pval;
3322 } else {
3323 spi->sync_offset = 0;
3324 spi->sync_period = 0;
3325 }
3326 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3327 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3328 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
3329 if (dval & DPARM_WIDE) {
3330 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3331 } else {
3332 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3333 }
3334 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3335 scsi->valid = CTS_SCSI_VALID_TQ;
3336 if (dval & DPARM_TQING) {
3337 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3338 }
3339 spi->valid |= CTS_SPI_VALID_DISC;
3340 }
3341 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
3342 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval);
3343 }
3344 ccb->ccb_h.status = CAM_REQ_CMP;
3345 xpt_done(ccb);
3346 break;
3347
3348 case XPT_CALC_GEOMETRY:
3349 cam_calc_geometry(&ccb->ccg, 1);
3350 xpt_done(ccb);
3351 break;
3352
3353 case XPT_RESET_BUS: /* Reset the specified bus */
3354 error = isp_control(isp, ISPCTL_RESET_BUS, bus);
3355 if (error) {
3356 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
3357 xpt_done(ccb);
3358 break;
3359 }
3360 if (bootverbose) {
3361 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus);
3362 }
3363 if (IS_FC(isp)) {
3364 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0);
3365 } else {
3366 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0);
3367 }
3368 ccb->ccb_h.status = CAM_REQ_CMP;
3369 xpt_done(ccb);
3370 break;
3371
3372 case XPT_TERM_IO: /* Terminate the I/O process */
3373 ccb->ccb_h.status = CAM_REQ_INVALID;
3374 xpt_done(ccb);
3375 break;
3376
3377 case XPT_SET_SIM_KNOB: /* Set SIM knobs */
3378 {
3379 struct ccb_sim_knob *kp = &ccb->knob;
3380 fcparam *fcp;
3381
3382 if (!IS_FC(isp)) {
3383 ccb->ccb_h.status = CAM_REQ_INVALID;
3384 xpt_done(ccb);
3385 break;
3386 }
3387
3388 fcp = FCPARAM(isp, bus);
3389
3390 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) {
3391 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn;
3392 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn;
3393 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn);
3394 }
3395 ccb->ccb_h.status = CAM_REQ_CMP;
3396 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) {
3397 int rchange = 0;
3398 int newrole = 0;
3399
3400 switch (kp->xport_specific.fc.role) {
3401 case KNOB_ROLE_NONE:
3402 if (fcp->role != ISP_ROLE_NONE) {
3403 rchange = 1;
3404 newrole = ISP_ROLE_NONE;
3405 }
3406 break;
3407 case KNOB_ROLE_TARGET:
3408 if (fcp->role != ISP_ROLE_TARGET) {
3409 rchange = 1;
3410 newrole = ISP_ROLE_TARGET;
3411 }
3412 break;
3413 case KNOB_ROLE_INITIATOR:
3414 if (fcp->role != ISP_ROLE_INITIATOR) {
3415 rchange = 1;
3416 newrole = ISP_ROLE_INITIATOR;
3417 }
3418 break;
3419 case KNOB_ROLE_BOTH:
3420 if (fcp->role != ISP_ROLE_BOTH) {
3421 rchange = 1;
3422 newrole = ISP_ROLE_BOTH;
3423 }
3424 break;
3425 }
3426 if (rchange) {
3427 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole);
3428 if (isp_control(isp, ISPCTL_CHANGE_ROLE,
3429 bus, newrole) != 0) {
3430 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
3431 xpt_done(ccb);
3432 break;
3433 }
3434 }
3435 }
3436 xpt_done(ccb);
3437 break;
3438 }
3439 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */
3440 case XPT_GET_SIM_KNOB: /* Get SIM knobs */
3441 {
3442 struct ccb_sim_knob *kp = &ccb->knob;
3443
3444 if (IS_FC(isp)) {
3445 fcparam *fcp;
3446
3447 fcp = FCPARAM(isp, bus);
3448
3449 kp->xport_specific.fc.wwnn = fcp->isp_wwnn;
3450 kp->xport_specific.fc.wwpn = fcp->isp_wwpn;
3451 switch (fcp->role) {
3452 case ISP_ROLE_NONE:
3453 kp->xport_specific.fc.role = KNOB_ROLE_NONE;
3454 break;
3455 case ISP_ROLE_TARGET:
3456 kp->xport_specific.fc.role = KNOB_ROLE_TARGET;
3457 break;
3458 case ISP_ROLE_INITIATOR:
3459 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR;
3460 break;
3461 case ISP_ROLE_BOTH:
3462 kp->xport_specific.fc.role = KNOB_ROLE_BOTH;
3463 break;
3464 }
3465 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE;
3466 ccb->ccb_h.status = CAM_REQ_CMP;
3467 } else {
3468 ccb->ccb_h.status = CAM_REQ_INVALID;
3469 }
3470 xpt_done(ccb);
3471 break;
3472 }
3473 case XPT_PATH_INQ: /* Path routing inquiry */
3474 {
3475 struct ccb_pathinq *cpi = &ccb->cpi;
3476
3477 cpi->version_num = 1;
3478#ifdef ISP_TARGET_MODE
3479 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp))
3480 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
3481 else
3482#endif
3483 cpi->target_sprt = 0;
3484 cpi->hba_eng_cnt = 0;
3485 cpi->max_target = ISP_MAX_TARGETS(isp) - 1;
3486 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ?
3487 255 : ISP_MAX_LUNS(isp) - 1;
3488 cpi->bus_id = cam_sim_bus(sim);
3489 if (sizeof (bus_size_t) > 4)
3490 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE;
3491 else
3492 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE;
3493
3494 if (IS_FC(isp)) {
3495 fcparam *fcp = FCPARAM(isp, bus);
3496
3497 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
3498 cpi->hba_misc |= PIM_EXTLUNS | PIM_NOSCAN;
3499
3500 /*
3501 * Because our loop ID can shift from time to time,
3502 * make our initiator ID out of range of our bus.
3503 */
3504 cpi->initiator_id = cpi->max_target + 1;
3505
3506 /*
3507 * Set base transfer capabilities for Fibre Channel, for this HBA.
3508 */
3509 if (IS_25XX(isp)) {
3510 cpi->base_transfer_speed = 8000000;
3511 } else if (IS_24XX(isp)) {
3512 cpi->base_transfer_speed = 4000000;
3513 } else if (IS_23XX(isp)) {
3514 cpi->base_transfer_speed = 2000000;
3515 } else {
3516 cpi->base_transfer_speed = 1000000;
3517 }
3518 cpi->hba_inquiry = PI_TAG_ABLE;
3519 cpi->transport = XPORT_FC;
3520 cpi->transport_version = 0;
3521 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn;
3522 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn;
3523 cpi->xport_specific.fc.port = fcp->isp_portid;
3524 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000;
3525 } else {
3526 sdparam *sdp = SDPARAM(isp, bus);
3527 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3528 cpi->hba_misc = PIM_UNMAPPED;
3529 cpi->initiator_id = sdp->isp_initiator_id;
3530 cpi->base_transfer_speed = 3300;
3531 cpi->transport = XPORT_SPI;
3532 cpi->transport_version = 2;
3533 }
3534 cpi->protocol = PROTO_SCSI;
3535 cpi->protocol_version = SCSI_REV_2;
3536 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3537 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN);
3538 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
3539 cpi->unit_number = cam_sim_unit(sim);
3540 cpi->ccb_h.status = CAM_REQ_CMP;
3541 xpt_done(ccb);
3542 break;
3543 }
3544 default:
3545 ccb->ccb_h.status = CAM_REQ_INVALID;
3546 xpt_done(ccb);
3547 break;
3548 }
3549}
3550
3551void
3552isp_done(XS_T *sccb)
3553{
3554 ispsoftc_t *isp = XS_ISP(sccb);
3555 uint32_t status;
3556
3557 if (XS_NOERR(sccb))
3558 XS_SETERR(sccb, CAM_REQ_CMP);
3559
3560 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) {
3561 sccb->ccb_h.status &= ~CAM_STATUS_MASK;
3562 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) {
3563 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL;
3564 } else {
3565 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
3566 }
3567 }
3568
3569 sccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3570 status = sccb->ccb_h.status & CAM_STATUS_MASK;
3571 if (status != CAM_REQ_CMP &&
3572 (sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) {
3573 sccb->ccb_h.status |= CAM_DEV_QFRZN;
3574 xpt_freeze_devq(sccb->ccb_h.path, 1);
3575 }
3576
3577 if (ISP_PCMD(sccb)) {
3578 if (callout_active(&PISP_PCMD(sccb)->wdog))
3579 callout_stop(&PISP_PCMD(sccb)->wdog);
3580 isp_free_pcmd(isp, (union ccb *) sccb);
3581 }
3582 xpt_done((union ccb *) sccb);
3583}
3584
3585void
3586isp_async(ispsoftc_t *isp, ispasync_t cmd, ...)
3587{
3588 int bus;
3589 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s";
3590 char buf[64];
3591 char *msg = NULL;
3592 target_id_t tgt = 0;
3593 fcportdb_t *lp;
3594 struct isp_fc *fc;
3595 struct cam_path *tmppath;
3596 struct ac_contract ac;
3597 struct ac_device_changed *adc;
3598 va_list ap;
3599
3600 switch (cmd) {
3601 case ISPASYNC_NEW_TGT_PARAMS:
3602 {
3603 struct ccb_trans_settings_scsi *scsi;
3604 struct ccb_trans_settings_spi *spi;
3605 int flags, tgt;
3606 sdparam *sdp;
3607 struct ccb_trans_settings cts;
3608
3609 memset(&cts, 0, sizeof (struct ccb_trans_settings));
3610
3611 va_start(ap, cmd);
3612 bus = va_arg(ap, int);
3613 tgt = va_arg(ap, int);
3614 va_end(ap);
3615 sdp = SDPARAM(isp, bus);
3616
3617 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
3618 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus);
3619 break;
3620 }
3621 flags = sdp->isp_devparam[tgt].actv_flags;
3622 cts.type = CTS_TYPE_CURRENT_SETTINGS;
3623 cts.protocol = PROTO_SCSI;
3624 cts.transport = XPORT_SPI;
3625
3626 scsi = &cts.proto_specific.scsi;
3627 spi = &cts.xport_specific.spi;
3628
3629 if (flags & DPARM_TQING) {
3630 scsi->valid |= CTS_SCSI_VALID_TQ;
3631 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3632 }
3633
3634 if (flags & DPARM_DISC) {
3635 spi->valid |= CTS_SPI_VALID_DISC;
3636 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3637 }
3638 spi->flags |= CTS_SPI_VALID_BUS_WIDTH;
3639 if (flags & DPARM_WIDE) {
3640 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3641 } else {
3642 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3643 }
3644 if (flags & DPARM_SYNC) {
3645 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3646 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3647 spi->sync_period = sdp->isp_devparam[tgt].actv_period;
3648 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset;
3649 }
3650 isp_prt(isp, ISP_LOGDEBUG2, "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", bus, tgt, sdp->isp_devparam[tgt].actv_period, sdp->isp_devparam[tgt].actv_offset, flags);
3651 xpt_setup_ccb(&cts.ccb_h, tmppath, 1);
3652 xpt_async(AC_TRANSFER_NEG, tmppath, &cts);
3653 xpt_free_path(tmppath);
3654 break;
3655 }
3656 case ISPASYNC_BUS_RESET:
3657 {
3658 va_start(ap, cmd);
3659 bus = va_arg(ap, int);
3660 va_end(ap);
3661 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus);
3662 if (IS_FC(isp)) {
3663 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL);
3664 } else {
3665 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL);
3666 }
3667 break;
3668 }
3669 case ISPASYNC_LOOP_RESET:
3670 {
3671 uint16_t lipp;
3672 fcparam *fcp;
3673 va_start(ap, cmd);
3674 bus = va_arg(ap, int);
3675 va_end(ap);
3676
3677 lipp = ISP_READ(isp, OUTMAILBOX1);
3678 fcp = FCPARAM(isp, bus);
3679
3680 isp_prt(isp, ISP_LOGINFO, "Chan %d LOOP Reset, LIP primitive %x", bus, lipp);
3681 /*
3682 * Per FCP-4, a Reset LIP should result in a CRN reset. Other
3683 * LIPs and loop up/down events should never reset the CRN. For
3684 * an as of yet unknown reason, 24xx series cards (and
3685 * potentially others) can interrupt with a LIP Reset status
3686 * when no LIP reset came down the wire. Additionally, the LIP
3687 * primitive accompanying this status would not be a valid LIP
3688 * Reset primitive, but some variation of an invalid AL_PA
3689 * LIP. As a result, we have to verify the AL_PD in the LIP
3690 * addresses our port before blindly resetting.
3691 */
3692 if (FCP_IS_DEST_ALPD(fcp, (lipp & 0x00FF)))
3693 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0);
3694 isp_loop_changed(isp, bus);
3695 break;
3696 }
3697 case ISPASYNC_LIP:
3698 if (msg == NULL)
3699 msg = "LIP Received";
3700 /* FALLTHROUGH */
3701 case ISPASYNC_LOOP_DOWN:
3702 if (msg == NULL)
3703 msg = "LOOP Down";
3704 /* FALLTHROUGH */
3705 case ISPASYNC_LOOP_UP:
3706 if (msg == NULL)
3707 msg = "LOOP Up";
3708 va_start(ap, cmd);
3709 bus = va_arg(ap, int);
3710 va_end(ap);
3711 isp_loop_changed(isp, bus);
3712 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg);
3713 break;
3714 case ISPASYNC_DEV_ARRIVED:
3715 va_start(ap, cmd);
3716 bus = va_arg(ap, int);
3717 lp = va_arg(ap, fcportdb_t *);
3718 va_end(ap);
3719 fc = ISP_FC_PC(isp, bus);
3720 tgt = FC_PORTDB_TGT(isp, bus, lp);
3721 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
3722 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived");
3723 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) &&
3724 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) {
3725 lp->is_target = 1;
3726 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1);
3727 isp_make_here(isp, lp, bus, tgt);
3728 }
3729 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) &&
3730 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) {
3731 lp->is_initiator = 1;
3732 ac.contract_number = AC_CONTRACT_DEV_CHG;
3733 adc = (struct ac_device_changed *) ac.contract_data;
3734 adc->wwpn = lp->port_wwn;
3735 adc->port = lp->portid;
3736 adc->target = tgt;
3737 adc->arrived = 1;
3738 xpt_async(AC_CONTRACT, fc->path, &ac);
3739 }
3740 break;
3741 case ISPASYNC_DEV_CHANGED:
3742 case ISPASYNC_DEV_STAYED:
|