1/*-
2 * Copyright (c) 1997-2009 by Matthew Jacob
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice immediately at the beginning of the file, without modification,
10 * this list of conditions, and the following disclaimer.
11 * 2. The name of the author may not be used to endorse or promote products
12 * derived from this software without specific prior written permission.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27/*
28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters.
29 */
30#include <sys/cdefs.h>
31__FBSDID("$FreeBSD: head/sys/dev/isp/isp_freebsd.c 219098 2011-02-28 15:58:30Z mjacob $");
32#include <dev/isp/isp_freebsd.h>
33#include <sys/unistd.h>
34#include <sys/kthread.h>
35#include <sys/conf.h>
36#include <sys/module.h>
37#include <sys/ioccom.h>
38#include <dev/isp/isp_ioctl.h>
39#include <sys/devicestat.h>
40#include <cam/cam_periph.h>
41#include <cam/cam_xpt_periph.h>
42
43#if __FreeBSD_version < 800002
44#define THREAD_CREATE kthread_create
45#else
46#define THREAD_CREATE kproc_create
47#endif
48
49MODULE_VERSION(isp, 1);
50MODULE_DEPEND(isp, cam, 1, 1, 1);
51int isp_announced = 0;
52int isp_fabric_hysteresis = 5;
53int isp_loop_down_limit = 60; /* default loop down limit */
54int isp_change_is_bad = 0; /* "changed" devices are bad */
55int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */
56int isp_gone_device_time = 30; /* grace time before reporting device lost */
57int isp_autoconfig = 1; /* automatically attach/detach devices */
58static const char *roles[4] = {
59 "(none)", "Target", "Initiator", "Target/Initiator"
60};
61static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s";
62static const char rqo[] = "%s: Request Queue Overflow\n";
63
64static void isp_freeze_loopdown(ispsoftc_t *, int, char *);
65static d_ioctl_t ispioctl;
66static void isp_intr_enable(void *);
67static void isp_cam_async(void *, uint32_t, struct cam_path *, void *);
68static void isp_poll(struct cam_sim *);
69static timeout_t isp_watchdog;
70static timeout_t isp_ldt;
71static void isp_kthread(void *);
72static void isp_action(struct cam_sim *, union ccb *);
73#ifdef ISP_INTERNAL_TARGET
74static void isp_target_thread_pi(void *);
75static void isp_target_thread_fc(void *);
76#endif
77static void isp_timer(void *);
78
79static struct cdevsw isp_cdevsw = {
80 .d_version = D_VERSION,
81 .d_ioctl = ispioctl,
82 .d_name = "isp",
83};
84
85static int
86isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan)
87{
88 struct ccb_setasync csa;
89 struct cam_sim *sim;
90 struct cam_path *path;
91
92 /*
93 * Construct our SIM entry.
94 */
95 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq);
96
97 if (sim == NULL) {
98 return (ENOMEM);
99 }
100
101 ISP_LOCK(isp);
102 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) {
103 ISP_UNLOCK(isp);
104 cam_sim_free(sim, FALSE);
105 return (EIO);
106 }
107 ISP_UNLOCK(isp);
108
109 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
110 ISP_LOCK(isp);
111 xpt_bus_deregister(cam_sim_path(sim));
112 ISP_UNLOCK(isp);
113 cam_sim_free(sim, FALSE);
114 return (ENXIO);
115 }
116
117 xpt_setup_ccb(&csa.ccb_h, path, 5);
118 csa.ccb_h.func_code = XPT_SASYNC_CB;
119 csa.event_enable = AC_LOST_DEVICE;
120 csa.callback = isp_cam_async;
121 csa.callback_arg = sim;
122 xpt_action((union ccb *)&csa);
123
124 if (IS_SCSI(isp)) {
125 struct isp_spi *spi = ISP_SPI_PC(isp, chan);
126 spi->sim = sim;
127 spi->path = path;
128#ifdef ISP_INTERNAL_TARGET
129 ISP_SET_PC(isp, chan, proc_active, 1);
130 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
131 ISP_SET_PC(isp, chan, proc_active, 0);
132 isp_prt(isp, ISP_LOGERR, "cannot create test target thread");
133 }
134#endif
135 } else {
136 fcparam *fcp = FCPARAM(isp, chan);
137 struct isp_fc *fc = ISP_FC_PC(isp, chan);
138
139 ISP_LOCK(isp);
140 fc->sim = sim;
141 fc->path = path;
142 fc->isp = isp;
143 fc->ready = 1;
144 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0);
145 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0);
146
147 /*
148 * We start by being "loop down" if we have an initiator role
149 */
150 if (fcp->role & ISP_ROLE_INITIATOR) {
151 isp_freeze_loopdown(isp, chan, "isp_attach");
152 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc);
153 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime);
154 }
155 ISP_UNLOCK(isp);
156 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
157 xpt_free_path(fc->path);
158 ISP_LOCK(isp);
159 if (callout_active(&fc->ldt)) {
160 callout_stop(&fc->ldt);
161 }
162 xpt_bus_deregister(cam_sim_path(fc->sim));
163 ISP_UNLOCK(isp);
164 cam_sim_free(fc->sim, FALSE);
165 return (ENOMEM);
166 }
167#ifdef ISP_INTERNAL_TARGET
168 ISP_SET_PC(isp, chan, proc_active, 1);
169 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
170 ISP_SET_PC(isp, chan, proc_active, 0);
171 isp_prt(isp, ISP_LOGERR, "cannot create test target thread");
172 }
173#endif
174 }
175 return (0);
176}
177
178int
179isp_attach(ispsoftc_t *isp)
180{
181 const char *nu = device_get_nameunit(isp->isp_osinfo.dev);
182 int du = device_get_unit(isp->isp_dev);
183 int chan;
184
185 isp->isp_osinfo.ehook.ich_func = isp_intr_enable;
186 isp->isp_osinfo.ehook.ich_arg = isp;
187 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) {
188 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook");
189 return (-EIO);
190 }
191 isp->isp_osinfo.ehook_active = 1;
192
193
194 /*
195 * Create the device queue for our SIM(s).
196 */
197 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds);
198 if (isp->isp_osinfo.devq == NULL) {
199 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
200 return (EIO);
201 }
202
203 for (chan = 0; chan < isp->isp_nchan; chan++) {
204 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) {
205 goto unwind;
206 }
207 }
208
209 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0);
210 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp);
211 isp->isp_osinfo.timer_active = 1;
212
213 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu);
214 if (isp->isp_osinfo.cdev) {
215 isp->isp_osinfo.cdev->si_drv1 = isp;
216 }
217 return (0);
218
219unwind:
220 while (--chan >= 0) {
221 struct cam_sim *sim;
222 struct cam_path *path;
223 if (IS_FC(isp)) {
224 sim = ISP_FC_PC(isp, chan)->sim;
225 path = ISP_FC_PC(isp, chan)->path;
226 } else {
227 sim = ISP_SPI_PC(isp, chan)->sim;
228 path = ISP_SPI_PC(isp, chan)->path;
229 }
230 xpt_free_path(path);
231 ISP_LOCK(isp);
232 xpt_bus_deregister(cam_sim_path(sim));
233 ISP_UNLOCK(isp);
234 cam_sim_free(sim, FALSE);
235 }
236 if (isp->isp_osinfo.ehook_active) {
237 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
238 isp->isp_osinfo.ehook_active = 0;
239 }
240 if (isp->isp_osinfo.cdev) {
241 destroy_dev(isp->isp_osinfo.cdev);
242 isp->isp_osinfo.cdev = NULL;
243 }
244 cam_simq_free(isp->isp_osinfo.devq);
245 isp->isp_osinfo.devq = NULL;
246 return (-1);
247}
248
249void
250isp_detach(ispsoftc_t *isp)
251{
252 int chan;
253
254 ISP_LOCK(isp);
255 if (isp->isp_osinfo.timer_active) {
256 callout_stop(&isp->isp_osinfo.tmo);
257 isp->isp_osinfo.timer_active = 0;
258 }
259 ISP_UNLOCK(isp);
260 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) {
261 struct cam_sim *sim;
262 struct cam_path *path;
263 if (IS_FC(isp)) {
264 sim = ISP_FC_PC(isp, chan)->sim;
265 path = ISP_FC_PC(isp, chan)->path;
266 } else {
267 sim = ISP_SPI_PC(isp, chan)->sim;
268 path = ISP_SPI_PC(isp, chan)->path;
269 }
270 xpt_free_path(path);
271 ISP_LOCK(isp);
272 xpt_bus_deregister(cam_sim_path(sim));
273 ISP_UNLOCK(isp);
274 cam_sim_free(sim, FALSE);
275 }
276 if (isp->isp_osinfo.cdev) {
277 destroy_dev(isp->isp_osinfo.cdev);
278 isp->isp_osinfo.cdev = NULL;
279 }
280 if (isp->isp_osinfo.ehook_active) {
281 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
282 isp->isp_osinfo.ehook_active = 0;
283 }
284 if (isp->isp_osinfo.devq != NULL) {
285 cam_simq_free(isp->isp_osinfo.devq);
286 isp->isp_osinfo.devq = NULL;
287 }
288}
289
290static void
291isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg)
292{
293 if (IS_FC(isp)) {
294 struct isp_fc *fc = ISP_FC_PC(isp, chan);
295 if (fc->simqfrozen == 0) {
296 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan);
297 fc->simqfrozen = SIMQFRZ_LOOPDOWN;
298 xpt_freeze_simq(fc->sim, 1);
299 } else {
300 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan);
301 fc->simqfrozen |= SIMQFRZ_LOOPDOWN;
302 }
303 }
304}
305
306
307static int
308ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td)
309{
310 ispsoftc_t *isp;
311 int nr, chan, retval = ENOTTY;
312
313 isp = dev->si_drv1;
314
315 switch (c) {
316 case ISP_SDBLEV:
317 {
318 int olddblev = isp->isp_dblev;
319 isp->isp_dblev = *(int *)addr;
320 *(int *)addr = olddblev;
321 retval = 0;
322 break;
323 }
324 case ISP_GETROLE:
325 chan = *(int *)addr;
326 if (chan < 0 || chan >= isp->isp_nchan) {
327 retval = -ENXIO;
328 break;
329 }
330 if (IS_FC(isp)) {
331 *(int *)addr = FCPARAM(isp, chan)->role;
332 } else {
333 *(int *)addr = SDPARAM(isp, chan)->role;
334 }
335 retval = 0;
336 break;
337 case ISP_SETROLE:
338 nr = *(int *)addr;
339 chan = nr >> 8;
340 if (chan < 0 || chan >= isp->isp_nchan) {
341 retval = -ENXIO;
342 break;
343 }
344 nr &= 0xff;
345 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) {
346 retval = EINVAL;
347 break;
348 }
349 if (IS_FC(isp)) {
350 /*
351 * We don't really support dual role at present on FC cards.
352 *
353 * We should, but a bunch of things are currently broken,
354 * so don't allow it.
355 */
356 if (nr == ISP_ROLE_BOTH) {
357 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present");
358 retval = EINVAL;
359 break;
360 }
361 *(int *)addr = FCPARAM(isp, chan)->role;
362#ifdef ISP_INTERNAL_TARGET
363 ISP_LOCK(isp);
364 retval = isp_fc_change_role(isp, chan, nr);
365 ISP_UNLOCK(isp);
366#else
367 FCPARAM(isp, chan)->role = nr;
368#endif
369 } else {
370 *(int *)addr = SDPARAM(isp, chan)->role;
371 SDPARAM(isp, chan)->role = nr;
372 }
373 retval = 0;
374 break;
375
376 case ISP_RESETHBA:
377 ISP_LOCK(isp);
378#ifdef ISP_TARGET_MODE
379 isp_del_all_wwn_entries(isp, ISP_NOCHAN);
380#endif
381 isp_reinit(isp, 0);
382 ISP_UNLOCK(isp);
383 retval = 0;
384 break;
385
386 case ISP_RESCAN:
387 if (IS_FC(isp)) {
388 chan = *(int *)addr;
389 if (chan < 0 || chan >= isp->isp_nchan) {
390 retval = -ENXIO;
391 break;
392 }
393 ISP_LOCK(isp);
394 if (isp_fc_runstate(isp, chan, 5 * 1000000)) {
395 retval = EIO;
396 } else {
397 retval = 0;
398 }
399 ISP_UNLOCK(isp);
400 }
401 break;
402
403 case ISP_FC_LIP:
404 if (IS_FC(isp)) {
405 chan = *(int *)addr;
406 if (chan < 0 || chan >= isp->isp_nchan) {
407 retval = -ENXIO;
408 break;
409 }
410 ISP_LOCK(isp);
411 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) {
412 retval = EIO;
413 } else {
414 retval = 0;
415 }
416 ISP_UNLOCK(isp);
417 }
418 break;
419 case ISP_FC_GETDINFO:
420 {
421 struct isp_fc_device *ifc = (struct isp_fc_device *) addr;
422 fcportdb_t *lp;
423
424 if (IS_SCSI(isp)) {
425 break;
426 }
427 if (ifc->loopid >= MAX_FC_TARG) {
428 retval = EINVAL;
429 break;
430 }
431 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid];
432 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) {
433 ifc->role = lp->roles;
434 ifc->loopid = lp->handle;
435 ifc->portid = lp->portid;
436 ifc->node_wwn = lp->node_wwn;
437 ifc->port_wwn = lp->port_wwn;
438 retval = 0;
439 } else {
440 retval = ENODEV;
441 }
442 break;
443 }
444 case ISP_GET_STATS:
445 {
446 isp_stats_t *sp = (isp_stats_t *) addr;
447
448 ISP_MEMZERO(sp, sizeof (*sp));
449 sp->isp_stat_version = ISP_STATS_VERSION;
450 sp->isp_type = isp->isp_type;
451 sp->isp_revision = isp->isp_revision;
452 ISP_LOCK(isp);
453 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt;
454 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus;
455 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc;
456 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync;
457 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt;
458 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt;
459 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater;
460 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater;
461 ISP_UNLOCK(isp);
462 retval = 0;
463 break;
464 }
465 case ISP_CLR_STATS:
466 ISP_LOCK(isp);
467 isp->isp_intcnt = 0;
468 isp->isp_intbogus = 0;
469 isp->isp_intmboxc = 0;
470 isp->isp_intoasync = 0;
471 isp->isp_rsltccmplt = 0;
472 isp->isp_fphccmplt = 0;
473 isp->isp_rscchiwater = 0;
474 isp->isp_fpcchiwater = 0;
475 ISP_UNLOCK(isp);
476 retval = 0;
477 break;
478 case ISP_FC_GETHINFO:
479 {
480 struct isp_hba_device *hba = (struct isp_hba_device *) addr;
481 int chan = hba->fc_channel;
482
483 if (chan < 0 || chan >= isp->isp_nchan) {
484 retval = ENXIO;
485 break;
486 }
487 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev);
488 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev);
489 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev);
490 hba->fc_nchannels = isp->isp_nchan;
491 if (IS_FC(isp)) {
492 hba->fc_nports = MAX_FC_TARG;
493 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed;
494 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1;
495 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid;
496 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram;
497 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram;
498 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn;
499 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn;
500 } else {
501 hba->fc_nports = MAX_TARGETS;
502 hba->fc_speed = 0;
503 hba->fc_topology = 0;
504 hba->nvram_node_wwn = 0ull;
505 hba->nvram_port_wwn = 0ull;
506 hba->active_node_wwn = 0ull;
507 hba->active_port_wwn = 0ull;
508 }
509 retval = 0;
510 break;
511 }
512 case ISP_TSK_MGMT:
513 {
514 int needmarker;
515 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr;
516 uint16_t loopid;
517 mbreg_t mbs;
518
519 if (IS_SCSI(isp)) {
520 break;
521 }
522
523 chan = fct->chan;
524 if (chan < 0 || chan >= isp->isp_nchan) {
525 retval = -ENXIO;
526 break;
527 }
528
529 needmarker = retval = 0;
530 loopid = fct->loopid;
531 ISP_LOCK(isp);
532 if (IS_24XX(isp)) {
533 uint8_t local[QENTRY_LEN];
534 isp24xx_tmf_t *tmf;
535 isp24xx_statusreq_t *sp;
536 fcparam *fcp = FCPARAM(isp, chan);
537 fcportdb_t *lp;
538 int i;
539
540 for (i = 0; i < MAX_FC_TARG; i++) {
541 lp = &fcp->portdb[i];
542 if (lp->handle == loopid) {
543 break;
544 }
545 }
546 if (i == MAX_FC_TARG) {
547 retval = ENXIO;
548 ISP_UNLOCK(isp);
549 break;
550 }
551 /* XXX VALIDATE LP XXX */
552 tmf = (isp24xx_tmf_t *) local;
553 ISP_MEMZERO(tmf, QENTRY_LEN);
554 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
555 tmf->tmf_header.rqs_entry_count = 1;
556 tmf->tmf_nphdl = lp->handle;
557 tmf->tmf_delay = 2;
558 tmf->tmf_timeout = 2;
559 tmf->tmf_tidlo = lp->portid;
560 tmf->tmf_tidhi = lp->portid >> 16;
561 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
562 tmf->tmf_lun[1] = fct->lun & 0xff;
563 if (fct->lun >= 256) {
564 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8);
565 }
566 switch (fct->action) {
567 case IPT_CLEAR_ACA:
568 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA;
569 break;
570 case IPT_TARGET_RESET:
571 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
572 needmarker = 1;
573 break;
574 case IPT_LUN_RESET:
575 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET;
576 needmarker = 1;
577 break;
578 case IPT_CLEAR_TASK_SET:
579 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET;
580 needmarker = 1;
581 break;
582 case IPT_ABORT_TASK_SET:
583 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET;
584 needmarker = 1;
585 break;
586 default:
587 retval = EINVAL;
588 break;
589 }
590 if (retval) {
591 ISP_UNLOCK(isp);
592 break;
593 }
594 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
595 mbs.param[1] = QENTRY_LEN;
596 mbs.param[2] = DMA_WD1(fcp->isp_scdma);
597 mbs.param[3] = DMA_WD0(fcp->isp_scdma);
598 mbs.param[6] = DMA_WD3(fcp->isp_scdma);
599 mbs.param[7] = DMA_WD2(fcp->isp_scdma);
600
601 if (FC_SCRATCH_ACQUIRE(isp, chan)) {
602 ISP_UNLOCK(isp);
603 retval = ENOMEM;
604 break;
605 }
606 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch);
607 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan);
608 sp = (isp24xx_statusreq_t *) local;
609 sp->req_completion_status = 1;
610 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
611 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
612 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp);
613 FC_SCRATCH_RELEASE(isp, chan);
614 if (retval || sp->req_completion_status != 0) {
615 FC_SCRATCH_RELEASE(isp, chan);
616 retval = EIO;
617 }
618 if (retval == 0) {
619 if (needmarker) {
620 fcp->sendmarker = 1;
621 }
622 }
623 } else {
624 MBSINIT(&mbs, 0, MBLOGALL, 0);
625 if (ISP_CAP_2KLOGIN(isp) == 0) {
626 loopid <<= 8;
627 }
628 switch (fct->action) {
629 case IPT_CLEAR_ACA:
630 mbs.param[0] = MBOX_CLEAR_ACA;
631 mbs.param[1] = loopid;
632 mbs.param[2] = fct->lun;
633 break;
634 case IPT_TARGET_RESET:
635 mbs.param[0] = MBOX_TARGET_RESET;
636 mbs.param[1] = loopid;
637 needmarker = 1;
638 break;
639 case IPT_LUN_RESET:
640 mbs.param[0] = MBOX_LUN_RESET;
641 mbs.param[1] = loopid;
642 mbs.param[2] = fct->lun;
643 needmarker = 1;
644 break;
645 case IPT_CLEAR_TASK_SET:
646 mbs.param[0] = MBOX_CLEAR_TASK_SET;
647 mbs.param[1] = loopid;
648 mbs.param[2] = fct->lun;
649 needmarker = 1;
650 break;
651 case IPT_ABORT_TASK_SET:
652 mbs.param[0] = MBOX_ABORT_TASK_SET;
653 mbs.param[1] = loopid;
654 mbs.param[2] = fct->lun;
655 needmarker = 1;
656 break;
657 default:
658 retval = EINVAL;
659 break;
660 }
661 if (retval == 0) {
662 if (needmarker) {
663 FCPARAM(isp, chan)->sendmarker = 1;
664 }
665 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
666 if (retval) {
667 retval = EIO;
668 }
669 }
670 }
671 ISP_UNLOCK(isp);
672 break;
673 }
674 default:
675 break;
676 }
677 return (retval);
678}
679
680static void
681isp_intr_enable(void *arg)
682{
683 int chan;
684 ispsoftc_t *isp = arg;
685 ISP_LOCK(isp);
686 for (chan = 0; chan < isp->isp_nchan; chan++) {
687 if (IS_FC(isp)) {
688 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) {
689 ISP_ENABLE_INTS(isp);
690 break;
691 }
692 } else {
693 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) {
694 ISP_ENABLE_INTS(isp);
695 break;
696 }
697 }
698 }
699 ISP_UNLOCK(isp);
700 /* Release our hook so that the boot can continue. */
701 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
702}
703
704/*
705 * Local Inlines
706 */
707
708static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *);
709static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *);
710
711static ISP_INLINE int
712isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb)
713{
714 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free;
715 if (ISP_PCMD(ccb) == NULL) {
716 return (-1);
717 }
718 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next;
719 return (0);
720}
721
722static ISP_INLINE void
723isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb)
724{
725 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free;
726 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb);
727 ISP_PCMD(ccb) = NULL;
728}
729/*
730 * Put the target mode functions here, because some are inlines
731 */
732
733#ifdef ISP_TARGET_MODE
734static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t);
735static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t);
736static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t);
737static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *);
738static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **);
739static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t);
740static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *);
741static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *);
742static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t);
743static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *);
744static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **);
745static void destroy_lun_state(ispsoftc_t *, tstate_t *);
746static void isp_enable_lun(ispsoftc_t *, union ccb *);
747static void isp_enable_deferred_luns(ispsoftc_t *, int);
748static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t);
749static void isp_disable_lun(ispsoftc_t *, union ccb *);
750static int isp_enable_target_mode(ispsoftc_t *, int);
751static void isp_ledone(ispsoftc_t *, lun_entry_t *);
752static timeout_t isp_refire_putback_atio;
753static void isp_complete_ctio(union ccb *);
754static void isp_target_putback_atio(union ccb *);
755static void isp_target_start_ctio(ispsoftc_t *, union ccb *);
756static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *);
757static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *);
758static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *);
759static void isp_handle_platform_ctio(ispsoftc_t *, void *);
760static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *);
761static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *);
762static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *);
763static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *);
764static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *);
765static void isp_target_mark_aborted(ispsoftc_t *, union ccb *);
766static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t);
767
768static ISP_INLINE int
769is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun)
770{
771 tstate_t *tptr;
772 struct tslist *lhp;
773
774 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
775 SLIST_FOREACH(tptr, lhp, next) {
776 if (xpt_path_lun_id(tptr->owner) == lun) {
777 return (1);
778 }
779 }
780 return (0);
781}
782
783static void
784dump_tstates(ispsoftc_t *isp, int bus)
785{
786 int i, j;
787 struct tslist *lhp;
788 tstate_t *tptr = NULL;
789
790 if (bus >= isp->isp_nchan) {
791 return;
792 }
793 for (i = 0; i < LUN_HASH_SIZE; i++) {
794 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
795 j = 0;
796 SLIST_FOREACH(tptr, lhp, next) {
797 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count);
798 j++;
799 }
800 }
801}
802
803static ISP_INLINE tstate_t *
804get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun)
805{
806 tstate_t *tptr = NULL;
807 struct tslist *lhp;
808 int i;
809
810 if (bus < isp->isp_nchan) {
811 for (i = 0; i < LUN_HASH_SIZE; i++) {
812 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
813 SLIST_FOREACH(tptr, lhp, next) {
814 if (xpt_path_lun_id(tptr->owner) == lun) {
815 tptr->hold++;
816 return (tptr);
817 }
818 }
819 }
820 }
821 return (NULL);
822}
823
824static ISP_INLINE tstate_t *
825get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval)
826{
827 tstate_t *tptr = NULL;
828 atio_private_data_t *atp;
829 struct tslist *lhp;
830 int i;
831
832 if (bus < isp->isp_nchan && tagval != 0) {
833 for (i = 0; i < LUN_HASH_SIZE; i++) {
834 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
835 SLIST_FOREACH(tptr, lhp, next) {
836 atp = isp_get_atpd(isp, tptr, tagval);
837 if (atp && atp->tag == tagval) {
838 tptr->hold++;
839 return (tptr);
840 }
841 }
842 }
843 }
844 return (NULL);
845}
846
847static ISP_INLINE inot_private_data_t *
848get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt)
849{
850 inot_private_data_t *ntp;
851 tstate_t *tptr;
852 struct tslist *lhp;
853 int bus, i;
854
855 for (bus = 0; bus < isp->isp_nchan; bus++) {
856 for (i = 0; i < LUN_HASH_SIZE; i++) {
857 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
858 SLIST_FOREACH(tptr, lhp, next) {
859 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id);
860 if (ntp) {
861 *rslt = tptr;
862 tptr->hold++;
863 return (ntp);
864 }
865 }
866 }
867 }
868 return (NULL);
869}
870static ISP_INLINE void
871rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr)
872{
873 KASSERT((tptr->hold), ("tptr not held"));
874 tptr->hold--;
875}
876
877static void
878isp_tmcmd_restart(ispsoftc_t *isp)
879{
880 inot_private_data_t *ntp;
881 tstate_t *tptr;
882 struct tslist *lhp;
883 int bus, i;
884
885 for (bus = 0; bus < isp->isp_nchan; bus++) {
886 for (i = 0; i < LUN_HASH_SIZE; i++) {
887 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
888 SLIST_FOREACH(tptr, lhp, next) {
889 inot_private_data_t *restart_queue = tptr->restart_queue;
890 tptr->restart_queue = NULL;
891 while (restart_queue) {
892 ntp = restart_queue;
893 restart_queue = ntp->rd.nt.nt_hba;
894 if (IS_24XX(isp)) {
895 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid);
896 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data);
897 } else {
898 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid);
899 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data);
900 }
901 isp_put_ntpd(isp, tptr, ntp);
902 if (tptr->restart_queue && restart_queue != NULL) {
903 ntp = tptr->restart_queue;
904 tptr->restart_queue = restart_queue;
905 while (restart_queue->rd.nt.nt_hba) {
906 restart_queue = restart_queue->rd.nt.nt_hba;
907 }
908 restart_queue->rd.nt.nt_hba = ntp;
909 break;
910 }
911 }
912 }
913 }
914 }
915}
916
917static ISP_INLINE atio_private_data_t *
918isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag)
919{
920 atio_private_data_t *atp;
921
922 if (tag == 0) {
923 atp = tptr->atfree;
924 if (atp) {
925 tptr->atfree = atp->next;
926 }
927 return (atp);
928 }
929 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
930 if (atp->tag == tag) {
931 return (atp);
932 }
933 }
934 return (NULL);
935}
936
937static ISP_INLINE void
938isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp)
939{
940 atp->tag = 0;
941 atp->dead = 0;
942 atp->next = tptr->atfree;
943 tptr->atfree = atp;
944}
945
946static void
947isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr)
948{
949 atio_private_data_t *atp;
950 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" };
951
952 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
953 if (atp->tag == 0) {
954 continue;
955 }
956 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u last_xfr %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n",
957 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->last_xframt, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]);
958 }
959}
960
961
962static ISP_INLINE inot_private_data_t *
963isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr)
964{
965 inot_private_data_t *ntp;
966 ntp = tptr->ntfree;
967 if (ntp) {
968 tptr->ntfree = ntp->next;
969 }
970 return (ntp);
971}
972
973static ISP_INLINE inot_private_data_t *
974isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id)
975{
976 inot_private_data_t *ntp;
977 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) {
978 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) {
979 return (ntp);
980 }
981 }
982 return (NULL);
983}
984
985static ISP_INLINE void
986isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp)
987{
988 ntp->rd.tag_id = ntp->rd.seq_id = 0;
989 ntp->next = tptr->ntfree;
990 tptr->ntfree = ntp;
991}
992
993static cam_status
994create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt)
995{
996 cam_status status;
997 lun_id_t lun;
998 struct tslist *lhp;
999 tstate_t *tptr;
1000 int i;
1001
1002 lun = xpt_path_lun_id(path);
1003 if (lun != CAM_LUN_WILDCARD) {
1004 if (lun >= ISP_MAX_LUNS(isp)) {
1005 return (CAM_LUN_INVALID);
1006 }
1007 }
1008 if (is_lun_enabled(isp, bus, lun)) {
1009 return (CAM_LUN_ALRDY_ENA);
1010 }
1011 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO);
1012 if (tptr == NULL) {
1013 return (CAM_RESRC_UNAVAIL);
1014 }
1015 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun);
1016 if (status != CAM_REQ_CMP) {
1017 free(tptr, M_DEVBUF);
1018 return (status);
1019 }
1020 SLIST_INIT(&tptr->atios);
1021 SLIST_INIT(&tptr->inots);
1022 for (i = 0; i < ATPDPSIZE-1; i++) {
1023 tptr->atpool[i].next = &tptr->atpool[i+1];
1024 tptr->ntpool[i].next = &tptr->ntpool[i+1];
1025 }
1026 tptr->atfree = tptr->atpool;
1027 tptr->ntfree = tptr->ntpool;
1028 tptr->hold = 1;
1029 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp);
1030 SLIST_INSERT_HEAD(lhp, tptr, next);
1031 *rslt = tptr;
1032 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n");
1033 return (CAM_REQ_CMP);
1034}
1035
1036static ISP_INLINE void
1037destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr)
1038{
1039 struct tslist *lhp;
1040 KASSERT((tptr->hold == 0), ("tptr still held"));
1041 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp);
1042 SLIST_REMOVE(lhp, tptr, tstate, next);
1043 xpt_free_path(tptr->owner);
1044 free(tptr, M_DEVBUF);
1045}
1046
1047/*
1048 * Enable a lun.
1049 */
1050static void
1051isp_enable_lun(ispsoftc_t *isp, union ccb *ccb)
1052{
1053 tstate_t *tptr = NULL;
1054 int bus, tm_enabled, target_role;
1055 target_id_t target;
1056 lun_id_t lun;
1057
1058 /*
1059 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun
1060 */
1061 bus = XS_CHANNEL(ccb);
1062 target = ccb->ccb_h.target_id;
1063 lun = ccb->ccb_h.target_lun;
1064 if (target != CAM_TARGET_WILDCARD && target != 0) {
1065 ccb->ccb_h.status = CAM_TID_INVALID;
1066 xpt_done(ccb);
1067 return;
1068 }
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 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
1076 ccb->ccb_h.status = CAM_LUN_INVALID;
1077 xpt_done(ccb);
1078 return;
1079 }
1080 if (isp->isp_dblev & ISP_LOGTDEBUG0) {
1081 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus);
1082 }
1083
1084 /*
1085 * Wait until we're not busy with the lun enables subsystem
1086 */
1087 while (isp->isp_osinfo.tmbusy) {
1088 isp->isp_osinfo.tmwanted = 1;
1089 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0);
1090 }
1091 isp->isp_osinfo.tmbusy = 1;
1092
1093 /*
1094 * This is as a good a place as any to check f/w capabilities.
1095 */
1096
1097 if (IS_FC(isp)) {
1098 if (ISP_CAP_TMODE(isp) == 0) {
1099 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n");
1100 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1101 goto done;
1102 }
1103 /*
1104 * We *could* handle non-SCCLUN f/w, but we'd have to
1105 * dork with our already fragile enable/disable code.
1106 */
1107 if (ISP_CAP_SCCFW(isp) == 0) {
1108 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n");
1109 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1110 goto done;
1111 }
1112
1113 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0;
1114
1115 } else {
1116 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0;
1117 }
1118
1119 /*
1120 * Create the state pointer.
1121 * It should not already exist.
1122 */
1123 tptr = get_lun_statep(isp, bus, lun);
1124 if (tptr) {
1125 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA;
1126 goto done;
1127 }
1128 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr);
1129 if (ccb->ccb_h.status != CAM_REQ_CMP) {
1130 goto done;
1131 }
1132
1133 /*
1134 * We have a tricky maneuver to perform here.
1135 *
1136 * If target mode isn't already enabled here,
1137 * *and* our current role includes target mode,
1138 * we enable target mode here.
1139 *
1140 */
1141 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled);
1142 if (tm_enabled == 0 && target_role != 0) {
1143 if (isp_enable_target_mode(isp, bus)) {
1144 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1145 destroy_lun_state(isp, tptr);
1146 tptr = NULL;
1147 goto done;
1148 }
1149 tm_enabled = 1;
1150 }
1151
1152 /*
1153 * Now check to see whether this bus is in target mode already.
1154 *
1155 * If not, a later role change into target mode will finish the job.
1156 */
1157 if (tm_enabled == 0) {
1158 ISP_SET_PC(isp, bus, tm_enable_defer, 1);
1159 ccb->ccb_h.status = CAM_REQ_CMP;
1160 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n");
1161 goto done;
1162 }
1163
1164 /*
1165 * Enable the lun.
1166 */
1167 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun);
1168
1169done:
1170 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) {
1171 destroy_lun_state(isp, tptr);
1172 tptr = NULL;
1173 }
1174 if (tptr) {
1175 rls_lun_statep(isp, tptr);
1176 }
1177 isp->isp_osinfo.tmbusy = 0;
1178 if (isp->isp_osinfo.tmwanted) {
1179 isp->isp_osinfo.tmwanted = 0;
1180 wakeup(isp);
1181 }
1182 xpt_done(ccb);
1183}
1184
1185static void
1186isp_enable_deferred_luns(ispsoftc_t *isp, int bus)
1187{
1188 /*
1189 * XXX: not entirely implemented yet
1190 */
1191 (void) isp_enable_deferred(isp, bus, 0);
1192}
1193
1194static uint32_t
1195isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun)
1196{
1197 cam_status status;
1198
1199 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun);
1200 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) {
1201 status = CAM_REQ_CMP;
1202 } else {
1203 int cmd_cnt, not_cnt;
1204
1205 if (IS_23XX(isp)) {
1206 cmd_cnt = DFLT_CMND_CNT;
1207 not_cnt = DFLT_INOT_CNT;
1208 } else {
1209 cmd_cnt = 64;
1210 not_cnt = 8;
1211 }
1212 status = CAM_REQ_INPROG;
1213 isp->isp_osinfo.rptr = &status;
1214 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) {
1215 status = CAM_RESRC_UNAVAIL;
1216 } else {
1217 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0);
1218 }
1219 isp->isp_osinfo.rptr = NULL;
1220 }
1221
1222 if (status == CAM_REQ_CMP) {
1223 ISP_SET_PC(isp, bus, tm_luns_enabled, 1);
1224 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun);
1225 }
1226 return (status);
1227}
1228
1229static void
1230isp_disable_lun(ispsoftc_t *isp, union ccb *ccb)
1231{
1232 tstate_t *tptr = NULL;
1233 int bus;
1234 cam_status status;
1235 target_id_t target;
1236 lun_id_t lun;
1237
1238 bus = XS_CHANNEL(ccb);
1239 target = ccb->ccb_h.target_id;
1240 lun = ccb->ccb_h.target_lun;
1241 if (target != CAM_TARGET_WILDCARD && target != 0) {
1242 ccb->ccb_h.status = CAM_TID_INVALID;
1243 xpt_done(ccb);
1244 return;
1245 }
1246 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) {
1247 ccb->ccb_h.status = CAM_LUN_INVALID;
1248 xpt_done(ccb);
1249 return;
1250 }
1251
1252 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
1253 ccb->ccb_h.status = CAM_LUN_INVALID;
1254 xpt_done(ccb);
1255 return;
1256 }
1257 if (isp->isp_dblev & ISP_LOGTDEBUG0) {
1258 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus);
1259 }
1260
1261 /*
1262 * See if we're busy disabling a lun now.
1263 */
1264 while (isp->isp_osinfo.tmbusy) {
1265 isp->isp_osinfo.tmwanted = 1;
1266 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0);
1267 }
1268 isp->isp_osinfo.tmbusy = 1;
1269
1270 /*
1271 * Find the state pointer.
1272 */
1273 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) {
1274 ccb->ccb_h.status = CAM_PATH_INVALID;
1275 goto done;
1276 }
1277
1278 /*
1279 * If we're a 24XX card, we're done.
1280 */
1281 if (IS_24XX(isp)) {
1282 status = CAM_REQ_CMP;
1283 goto done;
1284 }
1285
1286 /*
1287 * For SCC FW, we only deal with lun zero.
1288 */
1289 if (IS_FC(isp)) {
1290 lun = 0;
1291 }
1292
1293 isp->isp_osinfo.rptr = &status;
1294 status = CAM_REQ_INPROG;
1295 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) {
1296 status = CAM_RESRC_UNAVAIL;
1297 } else {
1298 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0);
1299 }
1300done:
1301 if (status == CAM_REQ_CMP) {
1302 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n");
1303 }
1304 if (tptr) {
1305 rls_lun_statep(isp, tptr);
1306 }
1307 isp->isp_osinfo.rptr = NULL;
1308 isp->isp_osinfo.tmbusy = 0;
1309 if (isp->isp_osinfo.tmwanted) {
1310 isp->isp_osinfo.tmwanted = 0;
1311 wakeup(isp);
1312 }
1313 xpt_done(ccb);
1314}
1315
1316static int
1317isp_enable_target_mode(ispsoftc_t *isp, int bus)
1318{
1319 int ct;
1320
1321 ISP_GET_PC(isp, bus, tm_enabled, ct);
1322 if (ct != 0) {
1323 return (0);
1324 }
1325
1326 if (IS_SCSI(isp)) {
1327 mbreg_t mbs;
1328
1329 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0);
1330 mbs.param[0] = MBOX_ENABLE_TARGET_MODE;
1331 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG;
1332 mbs.param[2] = bus << 7;
1333 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1334 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus);
1335 return (EIO);
1336 }
1337 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET;
1338 }
1339 ISP_SET_PC(isp, bus, tm_enabled, 1);
1340 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus);
1341 return (0);
1342}
1343
1344#ifdef NEEDED
1345static int
1346isp_disable_target_mode(ispsoftc_t *isp, int bus)
1347{
1348 int ct;
1349
1350 ISP_GET_PC(isp, bus, tm_enabled, ct);
1351 if (ct == 0) {
1352 return (0);
1353 }
1354
1355 if (IS_SCSI(isp)) {
1356 mbreg_t mbs;
1357
1358 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0);
1359 mbs.param[2] = bus << 7;
1360 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1361 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus);
1362 return (EIO);
1363 }
1364 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET;
1365 }
1366 ISP_SET_PC(isp, bus, tm_enabled, 0);
1367 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus);
1368 return (0);
1369}
1370#endif
1371
1372static void
1373isp_ledone(ispsoftc_t *isp, lun_entry_t *lep)
1374{
1375 uint32_t *rptr;
1376
1377 rptr = isp->isp_osinfo.rptr;
1378 if (lep->le_status != LUN_OK) {
1379 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status);
1380 if (rptr) {
1381 *rptr = CAM_REQ_CMP_ERR;
1382 wakeup_one(rptr);
1383 }
1384 } else {
1385 if (rptr) {
1386 *rptr = CAM_REQ_CMP;
1387 wakeup_one(rptr);
1388 }
1389 }
1390}
1391
1392static void
1393isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb)
1394{
1395 void *qe;
1396 tstate_t *tptr;
1397 atio_private_data_t *atp;
1398 struct ccb_scsiio *cso = &ccb->csio;
1399 uint32_t dmaresult, handle;
1400 uint8_t local[QENTRY_LEN];
1401
1402 /*
1403 * Do some sanity checks.
1404 */
1405 if (cso->dxfer_len == 0) {
1406 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
1407 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n");
1408 ccb->ccb_h.status = CAM_REQ_INVALID;
1409 xpt_done(ccb);
1410 return;
1411 }
1412 }
1413
1414 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb));
1415 if (tptr == NULL) {
1416 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
1417 if (tptr == NULL) {
1418 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id);
1419 dump_tstates(isp, XS_CHANNEL(ccb));
1420 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
1421 xpt_done(ccb);
1422 return;
1423 }
1424 }
1425
1426 atp = isp_get_atpd(isp, tptr, cso->tag_id);
1427 if (atp == NULL) {
1428 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id);
1429 isp_dump_atpd(isp, tptr);
1430 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1431 xpt_done(ccb);
1432 return;
1433 }
1434 if (atp->dead) {
1435 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id);
1436 ccb->ccb_h.status = CAM_REQ_ABORTED;
1437 xpt_done(ccb);
1438 return;
1439 }
1440
1441 /*
1442 * Check to make sure we're still in target mode.
1443 */
1444 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) {
1445 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode\n", __func__, cso->tag_id);
1446 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
1447 xpt_done(ccb);
1448 return;
1449 }
1450
1451 /*
1452 * Get some resources
1453 */
1454 if (isp_get_pcmd(isp, ccb)) {
1455 rls_lun_statep(isp, tptr);
1456 xpt_print(ccb->ccb_h.path, "out of PCMDs\n");
1457 cam_freeze_devq(ccb->ccb_h.path);
1458 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
1459 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1460 xpt_done(ccb);
1461 return;
1462 }
1463 qe = isp_getrqentry(isp);
1464 if (qe == NULL) {
1465 xpt_print(ccb->ccb_h.path, rqo, __func__);
1466 cam_freeze_devq(ccb->ccb_h.path);
1467 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
1468 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1469 goto out;
1470 }
1471 memset(local, 0, QENTRY_LEN);
1472
1473 /*
1474 * We're either moving data or completing a command here.
1475 */
1476 if (IS_24XX(isp)) {
1477 ct7_entry_t *cto = (ct7_entry_t *) local;
1478
1479 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
1480 cto->ct_header.rqs_entry_count = 1;
1481 cto->ct_header.rqs_seqno = 1;
1482 cto->ct_nphdl = atp->nphdl;
1483 cto->ct_rxid = atp->tag;
1484 cto->ct_iid_lo = atp->portid;
1485 cto->ct_iid_hi = atp->portid >> 16;
1486 cto->ct_oxid = atp->oxid;
1487 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb));
1488 cto->ct_scsi_status = cso->scsi_status;
1489 cto->ct_timeout = 120;
1490 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT;
1491 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1492 cto->ct_flags |= CT7_SENDSTATUS;
1493 }
1494 if (cso->dxfer_len == 0) {
1495 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA;
1496 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) {
1497 int m = min(cso->sense_len, sizeof (struct scsi_sense_data));
1498 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX);
1499 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen);
1500 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8);
1501 }
1502 } else {
1503 cto->ct_flags |= CT7_FLAG_MODE0;
1504 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1505 cto->ct_flags |= CT7_DATA_IN;
1506 } else {
1507 cto->ct_flags |= CT7_DATA_OUT;
1508 }
1509 cto->rsp.m0.reloff = atp->bytes_xfered;
1510 /*
1511 * Don't overrun the limits placed on us
1512 */
1513 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) {
1514 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered;
1515 }
1516 atp->last_xframt = cso->dxfer_len;
1517 cto->rsp.m0.ct_xfrlen = cso->dxfer_len;
1518 }
1519 if (cto->ct_flags & CT7_SENDSTATUS) {
1520 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0;
1521 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len);
1522 if (cto->ct_resid < 0) {
1523 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8);
1524 } else if (cto->ct_resid > 0) {
1525 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8);
1526 }
1527 atp->state = ATPD_STATE_LAST_CTIO;
1528 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO7[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid,
1529 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
1530 } else {
1531 cto->ct_resid = 0;
1532 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, cso->ccb_h.path, "%s: CTIO7[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags,
1533 cso->dxfer_len, atp->bytes_xfered);
1534 atp->state = ATPD_STATE_CTIO;
1535 }
1536 } else if (IS_FC(isp)) {
1537 ct2_entry_t *cto = (ct2_entry_t *) local;
1538
1539 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2;
1540 cto->ct_header.rqs_entry_count = 1;
1541 cto->ct_header.rqs_seqno = 1;
1542 if (ISP_CAP_2KLOGIN(isp) == 0) {
1543 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id;
1544 } else {
1545 cto->ct_iid = cso->init_id;
1546 if (ISP_CAP_SCCFW(isp) == 0) {
1547 cto->ct_lun = ccb->ccb_h.target_lun;
1548 }
1549 }
1550
1551
1552 cto->ct_rxid = cso->tag_id;
1553 if (cso->dxfer_len == 0) {
1554 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS;
1555 cto->rsp.m1.ct_scsi_status = cso->scsi_status;
1556 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered;
1557 if (cto->ct_resid < 0) {
1558 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER;
1559 } else if (cto->ct_resid > 0) {
1560 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER;
1561 }
1562 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) {
1563 int m = min(cso->sense_len, MAXRESPLEN);
1564 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m);
1565 cto->rsp.m1.ct_senselen = m;
1566 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID;
1567 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) {
1568 /*
1569 * XXX: DEBUG
1570 */
1571 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0);
1572 }
1573 } else {
1574 cto->ct_flags |= CT2_FLAG_MODE0;
1575 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1576 cto->ct_flags |= CT2_DATA_IN;
1577 } else {
1578 cto->ct_flags |= CT2_DATA_OUT;
1579 }
1580 cto->ct_reloff = atp->bytes_xfered;
1581 cto->rsp.m0.ct_xfrlen = cso->dxfer_len;
1582 /*
1583 * Don't overrun the limits placed on us
1584 */
1585 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) {
1586 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered;
1587 }
1588 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) {
1589 cto->ct_flags |= CT2_SENDSTATUS;
1590 cto->rsp.m0.ct_scsi_status = cso->scsi_status;
1591 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len);
1592 if (cto->ct_resid < 0) {
1593 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER;
1594 } else if (cto->ct_resid > 0) {
1595 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER;
1596 }
1597 } else {
1598 atp->last_xframt = cso->dxfer_len;
1599 }
1600 /*
1601 * If we're sending data and status back together,
1602 * we can't also send back sense data as well.
1603 */
1604 ccb->ccb_h.flags &= ~CAM_SEND_SENSE;
1605 }
1606
1607 if (cto->ct_flags & CT2_SENDSTATUS) {
1608 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0;
1609 cto->ct_flags |= CT2_CCINCR;
1610 atp->state = ATPD_STATE_LAST_CTIO;
1611 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO2[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid,
1612 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
1613 } else {
1614 cto->ct_resid = 0;
1615 atp->state = ATPD_STATE_CTIO;
1616 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO2[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags,
1617 cso->dxfer_len, atp->bytes_xfered);
1618 }
1619 cto->ct_timeout = 10;
1620 } else {
1621 ct_entry_t *cto = (ct_entry_t *) local;
1622
1623 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO;
1624 cto->ct_header.rqs_entry_count = 1;
1625 cto->ct_header.rqs_seqno = 1;
1626 cto->ct_iid = cso->init_id;
1627 cto->ct_iid |= XS_CHANNEL(ccb) << 7;
1628 cto->ct_tgt = ccb->ccb_h.target_id;
1629 cto->ct_lun = ccb->ccb_h.target_lun;
1630 cto->ct_fwhandle = cso->tag_id >> 16;
1631 if (AT_HAS_TAG(cso->tag_id)) {
1632 cto->ct_tag_val = cso->tag_id;
1633 cto->ct_flags |= CT_TQAE;
1634 }
1635 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
1636 cto->ct_flags |= CT_NODISC;
1637 }
1638 if (cso->dxfer_len == 0) {
1639 cto->ct_flags |= CT_NO_DATA;
1640 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1641 cto->ct_flags |= CT_DATA_IN;
1642 } else {
1643 cto->ct_flags |= CT_DATA_OUT;
1644 }
1645 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1646 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR;
1647 cto->ct_scsi_status = cso->scsi_status;
1648 cto->ct_resid = cso->resid;
1649 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__,
1650 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id);
1651 }
1652 ccb->ccb_h.flags &= ~CAM_SEND_SENSE;
1653 cto->ct_timeout = 10;
1654 }
1655
1656 if (isp_allocate_xs_tgt(isp, ccb, &handle)) {
1657 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__);
1658 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1659 goto out;
1660 }
1661
1662
1663 /*
1664 * Call the dma setup routines for this entry (and any subsequent
1665 * CTIOs) if there's data to move, and then tell the f/w it's got
1666 * new things to play with. As with isp_start's usage of DMA setup,
1667 * any swizzling is done in the machine dependent layer. Because
1668 * of this, we put the request onto the queue area first in native
1669 * format.
1670 */
1671
1672 if (IS_24XX(isp)) {
1673 ct7_entry_t *cto = (ct7_entry_t *) local;
1674 cto->ct_syshandle = handle;
1675 } else if (IS_FC(isp)) {
1676 ct2_entry_t *cto = (ct2_entry_t *) local;
1677 cto->ct_syshandle = handle;
1678 } else {
1679 ct_entry_t *cto = (ct_entry_t *) local;
1680 cto->ct_syshandle = handle;
1681 }
1682
1683 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local);
1684 if (dmaresult == CMD_QUEUED) {
1685 isp->isp_nactive++;
1686 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1687 rls_lun_statep(isp, tptr);
1688 return;
1689 }
1690 if (dmaresult == CMD_EAGAIN) {
1691 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1692 } else {
1693 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1694 }
1695 isp_destroy_tgt_handle(isp, handle);
1696out:
1697 rls_lun_statep(isp, tptr);
1698 isp_free_pcmd(isp, ccb);
1699 xpt_done(ccb);
1700}
1701
1702static void
1703isp_refire_putback_atio(void *arg)
1704{
1705 union ccb *ccb = arg;
1706 ispsoftc_t *isp = XS_ISP(ccb);
1707 ISP_LOCK(isp);
1708 isp_target_putback_atio(ccb);
1709 ISP_UNLOCK(isp);
1710}
1711
1712static void
1713isp_target_putback_atio(union ccb *ccb)
1714{
1715 ispsoftc_t *isp;
1716 struct ccb_scsiio *cso;
1717 void *qe;
1718
1719 isp = XS_ISP(ccb);
1720
1721 qe = isp_getrqentry(isp);
1722 if (qe == NULL) {
1723 xpt_print(ccb->ccb_h.path, rqo, __func__);
1724 (void) timeout(isp_refire_putback_atio, ccb, 10);
1725 return;
1726 }
1727 memset(qe, 0, QENTRY_LEN);
1728 cso = &ccb->csio;
1729 if (IS_FC(isp)) {
1730 at2_entry_t local, *at = &local;
1731 ISP_MEMZERO(at, sizeof (at2_entry_t));
1732 at->at_header.rqs_entry_type = RQSTYPE_ATIO2;
1733 at->at_header.rqs_entry_count = 1;
1734 if (ISP_CAP_SCCFW(isp)) {
1735 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun;
1736 } else {
1737 at->at_lun = (uint8_t) ccb->ccb_h.target_lun;
1738 }
1739 at->at_status = CT_OK;
1740 at->at_rxid = cso->tag_id;
1741 at->at_iid = cso->ccb_h.target_id;
1742 isp_put_atio2(isp, at, qe);
1743 } else {
1744 at_entry_t local, *at = &local;
1745 ISP_MEMZERO(at, sizeof (at_entry_t));
1746 at->at_header.rqs_entry_type = RQSTYPE_ATIO;
1747 at->at_header.rqs_entry_count = 1;
1748 at->at_iid = cso->init_id;
1749 at->at_iid |= XS_CHANNEL(ccb) << 7;
1750 at->at_tgt = cso->ccb_h.target_id;
1751 at->at_lun = cso->ccb_h.target_lun;
1752 at->at_status = CT_OK;
1753 at->at_tag_val = AT_GET_TAG(cso->tag_id);
1754 at->at_handle = AT_GET_HANDLE(cso->tag_id);
1755 isp_put_atio(isp, at, qe);
1756 }
1757 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe);
1758 ISP_SYNC_REQUEST(isp);
1759 isp_complete_ctio(ccb);
1760}
1761
1762static void
1763isp_complete_ctio(union ccb *ccb)
1764{
1765 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1766 ccb->ccb_h.status |= CAM_REQ_CMP;
1767 }
1768 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1769 isp_free_pcmd(XS_ISP(ccb), ccb);
1770 xpt_done(ccb);
1771}
1772
1773/*
1774 * Handle ATIO stuff that the generic code can't.
1775 * This means handling CDBs.
1776 */
1777
1778static void
1779isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep)
1780{
1781 tstate_t *tptr;
1782 int status, bus;
1783 struct ccb_accept_tio *atiop;
1784 atio_private_data_t *atp;
1785
1786 /*
1787 * The firmware status (except for the QLTM_SVALID bit)
1788 * indicates why this ATIO was sent to us.
1789 *
1790 * If QLTM_SVALID is set, the firmware has recommended Sense Data.
1791 *
1792 * If the DISCONNECTS DISABLED bit is set in the flags field,
1793 * we're still connected on the SCSI bus.
1794 */
1795 status = aep->at_status;
1796 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) {
1797 /*
1798 * Bus Phase Sequence error. We should have sense data
1799 * suggested by the f/w. I'm not sure quite yet what
1800 * to do about this for CAM.
1801 */
1802 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR");
1803 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1804 return;
1805 }
1806 if ((status & ~QLTM_SVALID) != AT_CDB) {
1807 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status);
1808 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1809 return;
1810 }
1811
1812 bus = GET_BUS_VAL(aep->at_iid);
1813 tptr = get_lun_statep(isp, bus, aep->at_lun);
1814 if (tptr == NULL) {
1815 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD);
1816 if (tptr == NULL) {
1817 /*
1818 * Because we can't autofeed sense data back with
1819 * a command for parallel SCSI, we can't give back
1820 * a CHECK CONDITION. We'll give back a BUSY status
1821 * instead. This works out okay because the only
1822 * time we should, in fact, get this, is in the
1823 * case that somebody configured us without the
1824 * blackhole driver, so they get what they deserve.
1825 */
1826 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1827 return;
1828 }
1829 }
1830
1831 atp = isp_get_atpd(isp, tptr, 0);
1832 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1833 if (atiop == NULL || atp == NULL) {
1834 /*
1835 * Because we can't autofeed sense data back with
1836 * a command for parallel SCSI, we can't give back
1837 * a CHECK CONDITION. We'll give back a QUEUE FULL status
1838 * instead. This works out okay because the only time we
1839 * should, in fact, get this, is in the case that we've
1840 * run out of ATIOS.
1841 */
1842 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" :
1843 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid);
1844 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1845 if (atp) {
1846 isp_put_atpd(isp, tptr, atp);
1847 }
1848 rls_lun_statep(isp, tptr);
1849 return;
1850 }
1851 atp->tag = aep->at_tag_val;
1852 if (atp->tag == 0) {
1853 atp->tag = ~0;
1854 }
1855 atp->state = ATPD_STATE_ATIO;
1856 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1857 tptr->atio_count--;
1858 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
1859 atiop->ccb_h.target_id = aep->at_tgt;
1860 atiop->ccb_h.target_lun = aep->at_lun;
1861 if (aep->at_flags & AT_NODISC) {
1862 atiop->ccb_h.flags = CAM_DIS_DISCONNECT;
1863 } else {
1864 atiop->ccb_h.flags = 0;
1865 }
1866
1867 if (status & QLTM_SVALID) {
1868 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data));
1869 atiop->sense_len = amt;
1870 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt);
1871 } else {
1872 atiop->sense_len = 0;
1873 }
1874
1875 atiop->init_id = GET_IID_VAL(aep->at_iid);
1876 atiop->cdb_len = aep->at_cdblen;
1877 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen);
1878 atiop->ccb_h.status = CAM_CDB_RECVD;
1879 /*
1880 * Construct a tag 'id' based upon tag value (which may be 0..255)
1881 * and the handle (which we have to preserve).
1882 */
1883 atiop->tag_id = atp->tag;
1884 if (aep->at_flags & AT_TQAE) {
1885 atiop->tag_action = aep->at_tag_type;
1886 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID;
1887 }
1888 atp->orig_datalen = 0;
1889 atp->bytes_xfered = 0;
1890 atp->last_xframt = 0;
1891 atp->lun = aep->at_lun;
1892 atp->nphdl = aep->at_iid;
1893 atp->portid = PORT_NONE;
1894 atp->oxid = 0;
1895 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
1896 atp->tattr = aep->at_tag_type;
1897 atp->state = ATPD_STATE_CAM;
1898 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun);
1899 rls_lun_statep(isp, tptr);
1900}
1901
1902static void
1903isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
1904{
1905 lun_id_t lun;
1906 fcportdb_t *lp;
1907 tstate_t *tptr;
1908 struct ccb_accept_tio *atiop;
1909 uint16_t nphdl;
1910 atio_private_data_t *atp;
1911 inot_private_data_t *ntp;
1912
1913 /*
1914 * The firmware status (except for the QLTM_SVALID bit)
1915 * indicates why this ATIO was sent to us.
1916 *
1917 * If QLTM_SVALID is set, the firmware has recommended Sense Data.
1918 */
1919 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) {
1920 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status);
1921 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1922 return;
1923 }
1924
1925 if (ISP_CAP_SCCFW(isp)) {
1926 lun = aep->at_scclun;
1927 } else {
1928 lun = aep->at_lun;
1929 }
1930 if (ISP_CAP_2KLOGIN(isp)) {
1931 nphdl = ((at2e_entry_t *)aep)->at_iid;
1932 } else {
1933 nphdl = aep->at_iid;
1934 }
1935 tptr = get_lun_statep(isp, 0, lun);
1936 if (tptr == NULL) {
1937 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
1938 if (tptr == NULL) {
1939 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun);
1940 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
1941 return;
1942 }
1943 }
1944
1945 /*
1946 * Start any commands pending resources first.
1947 */
1948 if (tptr->restart_queue) {
1949 inot_private_data_t *restart_queue = tptr->restart_queue;
1950 tptr->restart_queue = NULL;
1951 while (restart_queue) {
1952 ntp = restart_queue;
1953 restart_queue = ntp->rd.nt.nt_hba;
1954 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid);
1955 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data);
1956 isp_put_ntpd(isp, tptr, ntp);
1957 /*
1958 * If a recursion caused the restart queue to start to fill again,
1959 * stop and splice the new list on top of the old list and restore
1960 * it and go to noresrc.
1961 */
1962 if (tptr->restart_queue) {
1963 ntp = tptr->restart_queue;
1964 tptr->restart_queue = restart_queue;
1965 while (restart_queue->rd.nt.nt_hba) {
1966 restart_queue = restart_queue->rd.nt.nt_hba;
1967 }
1968 restart_queue->rd.nt.nt_hba = ntp;
1969 goto noresrc;
1970 }
1971 }
1972 }
1973
1974 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1975 if (atiop == NULL) {
1976 goto noresrc;
1977 }
1978
1979 atp = isp_get_atpd(isp, tptr, 0);
1980 if (atp == NULL) {
1981 goto noresrc;
1982 }
1983
1984 atp->tag = aep->at_rxid;
1985 atp->state = ATPD_STATE_ATIO;
1986 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1987 tptr->atio_count--;
1988 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
1989 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid;
1990 atiop->ccb_h.target_lun = lun;
1991
1992 /*
1993 * We don't get 'suggested' sense data as we do with SCSI cards.
1994 */
1995 atiop->sense_len = 0;
1996 if (ISP_CAP_2KLOGIN(isp)) {
1997 /*
1998 * NB: We could not possibly have 2K logins if we
1999 * NB: also did not have SCC FW.
2000 */
2001 atiop->init_id = ((at2e_entry_t *)aep)->at_iid;
2002 } else {
2003 atiop->init_id = aep->at_iid;
2004 }
2005
2006 /*
2007 * If we're not in the port database, add ourselves.
2008 */
2009 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) {
2010 uint64_t iid =
2011 (((uint64_t) aep->at_wwpn[0]) << 48) |
2012 (((uint64_t) aep->at_wwpn[1]) << 32) |
2013 (((uint64_t) aep->at_wwpn[2]) << 16) |
2014 (((uint64_t) aep->at_wwpn[3]) << 0);
2015 /*
2016 * However, make sure we delete ourselves if otherwise
2017 * we were there but at a different loop id.
2018 */
2019 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) {
2020 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid);
2021 }
2022 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY);
2023 }
2024 atiop->cdb_len = ATIO2_CDBLEN;
2025 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN);
2026 atiop->ccb_h.status = CAM_CDB_RECVD;
2027 atiop->tag_id = atp->tag;
2028 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) {
2029 case ATIO2_TC_ATTR_SIMPLEQ:
2030 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2031 atiop->tag_action = MSG_SIMPLE_Q_TAG;
2032 break;
2033 case ATIO2_TC_ATTR_HEADOFQ:
2034 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2035 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
2036 break;
2037 case ATIO2_TC_ATTR_ORDERED:
2038 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2039 atiop->tag_action = MSG_ORDERED_Q_TAG;
2040 break;
2041 case ATIO2_TC_ATTR_ACAQ: /* ?? */
2042 case ATIO2_TC_ATTR_UNTAGGED:
2043 default:
2044 atiop->tag_action = 0;
2045 break;
2046 }
2047
2048 atp->orig_datalen = aep->at_datalen;
2049 atp->bytes_xfered = 0;
2050 atp->last_xframt = 0;
2051 atp->lun = lun;
2052 atp->nphdl = atiop->init_id;
2053 atp->sid = PORT_ANY;
2054 atp->oxid = aep->at_oxid;
2055 atp->cdb0 = aep->at_cdb[0];
2056 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK;
2057 atp->state = ATPD_STATE_CAM;
2058 xpt_done((union ccb *)atiop);
2059 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO2[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen);
2060 rls_lun_statep(isp, tptr);
2061 return;
2062noresrc:
2063 ntp = isp_get_ntpd(isp, tptr);
2064 if (ntp == NULL) {
2065 rls_lun_statep(isp, tptr);
2066 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
2067 return;
2068 }
2069 memcpy(ntp->rd.data, aep, QENTRY_LEN);
2070 ntp->rd.nt.nt_hba = tptr->restart_queue;
2071 tptr->restart_queue = ntp;
2072 rls_lun_statep(isp, tptr);
2073}
2074
2075static void
2076isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep)
2077{
2078 int cdbxlen;
2079 uint16_t lun, chan, nphdl = NIL_HANDLE;
2080 uint32_t did, sid;
2081 uint64_t wwn = INI_NONE;
2082 fcportdb_t *lp;
2083 tstate_t *tptr;
2084 struct ccb_accept_tio *atiop;
2085 atio_private_data_t *atp = NULL;
2086 inot_private_data_t *ntp;
2087
2088 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2];
2089 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2090 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1];
2091
2092 /*
2093 * Find the N-port handle, and Virtual Port Index for this command.
2094 *
2095 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information.
2096 * We also, as a matter of course, need to know the WWN of the initiator too.
2097 */
2098 if (ISP_CAP_MULTI_ID(isp)) {
2099 /*
2100 * Find the right channel based upon D_ID
2101 */
2102 isp_find_chan_by_did(isp, did, &chan);
2103
2104 if (chan == ISP_NOCHAN) {
2105 NANOTIME_T now;
2106
2107 /*
2108 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup
2109 * It's a bit tricky here as we need to stash this command *somewhere*.
2110 */
2111 GET_NANOTIME(&now);
2112 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) {
2113 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did);
2114 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0);
2115 return;
2116 }
2117 tptr = get_lun_statep(isp, 0, 0);
2118 if (tptr == NULL) {
2119 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
2120 if (tptr == NULL) {
2121 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel and no tptr- dropping", __func__, aep->at_rxid, did);
2122 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0);
2123 return;
2124 }
2125 }
2126 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did);
2127 goto noresrc;
2128 }
2129 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x", __func__, aep->at_rxid, did, chan, sid);
2130 } else {
2131 chan = 0;
2132 }
2133
2134 /*
2135 * Find the PDB entry for this initiator
2136 */
2137 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) {
2138 /*
2139 * If we're not in the port database terminate the exchange.
2140 */
2141 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",
2142 __func__, aep->at_rxid, did, chan, sid);
2143 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0);
2144 return;
2145 }
2146 nphdl = lp->handle;
2147 wwn = lp->port_wwn;
2148
2149 /*
2150 * Get the tstate pointer
2151 */
2152 tptr = get_lun_statep(isp, chan, lun);
2153 if (tptr == NULL) {
2154 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD);
2155 if (tptr == NULL) {
2156 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun);
2157 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
2158 return;
2159 }
2160 }
2161
2162 /*
2163 * Start any commands pending resources first.
2164 */
2165 if (tptr->restart_queue) {
2166 inot_private_data_t *restart_queue = tptr->restart_queue;
2167 tptr->restart_queue = NULL;
2168 while (restart_queue) {
2169 ntp = restart_queue;
2170 restart_queue = ntp->rd.nt.nt_hba;
2171 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid);
2172 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data);
2173 isp_put_ntpd(isp, tptr, ntp);
2174 /*
2175 * If a recursion caused the restart queue to start to fill again,
2176 * stop and splice the new list on top of the old list and restore
2177 * it and go to noresrc.
2178 */
2179 if (tptr->restart_queue) {
2180 if (restart_queue) {
2181 ntp = tptr->restart_queue;
2182 tptr->restart_queue = restart_queue;
2183 while (restart_queue->rd.nt.nt_hba) {
2184 restart_queue = restart_queue->rd.nt.nt_hba;
2185 }
2186 restart_queue->rd.nt.nt_hba = ntp;
2187 }
2188 goto noresrc;
2189 }
2190 }
2191 }
2192
2193 /*
2194 * If the f/w is out of resources, just send a BUSY status back.
2195 */
2196 if (aep->at_rxid == AT7_NORESRC_RXID) {
2197 rls_lun_statep(isp, tptr);
2198 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0);
2199 return;
2200 }
2201
2202 /*
2203 * If we're out of resources, just send a BUSY status back.
2204 */
2205 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
2206 if (atiop == NULL) {
2207 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid);
2208 goto noresrc;
2209 }
2210
2211 atp = isp_get_atpd(isp, tptr, 0);
2212 if (atp == NULL) {
2213 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid);
2214 goto noresrc;
2215 }
2216 if (isp_get_atpd(isp, tptr, aep->at_rxid)) {
2217 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)\n",
2218 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id);
2219 /*
2220 * It's not a "no resource" condition- but we can treat it like one
2221 */
2222 goto noresrc;
2223 }
2224
2225 atp->tag = aep->at_rxid;
2226 atp->state = ATPD_STATE_ATIO;
2227 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
2228 tptr->atio_count--;
2229 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
2230 atiop->init_id = nphdl;
2231 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid;
2232 atiop->ccb_h.target_lun = lun;
2233 atiop->sense_len = 0;
2234 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT;
2235 if (cdbxlen) {
2236 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored");
2237 }
2238 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb);
2239 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen);
2240 atiop->cdb_len = cdbxlen;
2241 atiop->ccb_h.status = CAM_CDB_RECVD;
2242 atiop->tag_id = atp->tag;
2243 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) {
2244 case FCP_CMND_TASK_ATTR_SIMPLE:
2245 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2246 atiop->tag_action = MSG_SIMPLE_Q_TAG;
2247 break;
2248 case FCP_CMND_TASK_ATTR_HEAD:
2249 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2250 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
2251 break;
2252 case FCP_CMND_TASK_ATTR_ORDERED:
2253 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2254 atiop->tag_action = MSG_ORDERED_Q_TAG;
2255 break;
2256 default:
2257 /* FALLTHROUGH */
2258 case FCP_CMND_TASK_ATTR_ACA:
2259 case FCP_CMND_TASK_ATTR_UNTAGGED:
2260 atiop->tag_action = 0;
2261 break;
2262 }
2263 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl;
2264 atp->bytes_xfered = 0;
2265 atp->last_xframt = 0;
2266 atp->lun = lun;
2267 atp->nphdl = nphdl;
2268 atp->portid = sid;
2269 atp->oxid = aep->at_hdr.ox_id;
2270 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
2271 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK;
2272 atp->state = ATPD_STATE_CAM;
2273 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO7[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen);
2274 xpt_done((union ccb *)atiop);
2275 rls_lun_statep(isp, tptr);
2276 return;
2277noresrc:
2278 if (atp) {
2279 isp_put_atpd(isp, tptr, atp);
2280 }
2281 ntp = isp_get_ntpd(isp, tptr);
2282 if (ntp == NULL) {
2283 rls_lun_statep(isp, tptr);
2284 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
2285 return;
2286 }
2287 memcpy(ntp->rd.data, aep, QENTRY_LEN);
2288 ntp->rd.nt.nt_hba = tptr->restart_queue;
2289 tptr->restart_queue = ntp;
2290 rls_lun_statep(isp, tptr);
2291}
2292
2293static void
2294isp_handle_platform_ctio(ispsoftc_t *isp, void *arg)
2295{
2296 union ccb *ccb;
2297 int sentstatus, ok, notify_cam, resid = 0;
2298 tstate_t *tptr = NULL;
2299 atio_private_data_t *atp = NULL;
2300 int bus;
2301 uint32_t tval, handle;
2302
2303 /*
2304 * CTIO handles are 16 bits.
2305 * CTIO2 and CTIO7 are 32 bits.
2306 */
2307
2308 if (IS_SCSI(isp)) {
2309 handle = ((ct_entry_t *)arg)->ct_syshandle;
2310 } else {
2311 handle = ((ct2_entry_t *)arg)->ct_syshandle;
2312 }
2313 ccb = isp_find_xs_tgt(isp, handle);
2314 if (ccb == NULL) {
2315 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg);
2316 return;
2317 }
2318 isp_destroy_tgt_handle(isp, handle);
2319 bus = XS_CHANNEL(ccb);
2320 tptr = get_lun_statep(isp, bus, XS_LUN(ccb));
2321 if (tptr == NULL) {
2322 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD);
2323 }
2324 KASSERT((tptr != NULL), ("cannot get state pointer"));
2325 if (isp->isp_nactive) {
2326 isp->isp_nactive++;
2327 }
2328 if (IS_24XX(isp)) {
2329 ct7_entry_t *ct = arg;
2330
2331 atp = isp_get_atpd(isp, tptr, ct->ct_rxid);
2332 if (atp == NULL) {
2333 rls_lun_statep(isp, tptr);
2334 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid);
2335 return;
2336 }
2337
2338 sentstatus = ct->ct_flags & CT7_SENDSTATUS;
2339 ok = (ct->ct_nphdl == CT7_OK);
2340 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) {
2341 ccb->ccb_h.status |= CAM_SENT_SENSE;
2342 }
2343 notify_cam = ct->ct_header.rqs_seqno & 0x1;
2344 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) {
2345 resid = ct->ct_resid;
2346 atp->bytes_xfered += (atp->last_xframt - resid);
2347 atp->last_xframt = 0;
2348 }
2349 if (ct->ct_nphdl == CT_HBA_RESET) {
2350 ok = 0;
2351 notify_cam = 1;
2352 sentstatus = 1;
2353 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2354 } else if (!ok) {
2355 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2356 }
2357 tval = atp->tag;
2358 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__,
2359 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2360 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */
2361 } else if (IS_FC(isp)) {
2362 ct2_entry_t *ct = arg;
2363
2364 atp = isp_get_atpd(isp, tptr, ct->ct_rxid);
2365 if (atp == NULL) {
2366 rls_lun_statep(isp, tptr);
2367 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid);
2368 return;
2369 }
2370 sentstatus = ct->ct_flags & CT2_SENDSTATUS;
2371 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
2372 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) {
2373 ccb->ccb_h.status |= CAM_SENT_SENSE;
2374 }
2375 notify_cam = ct->ct_header.rqs_seqno & 0x1;
2376 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) {
2377 resid = ct->ct_resid;
2378 atp->bytes_xfered += (atp->last_xframt - resid);
2379 atp->last_xframt = 0;
2380 }
2381 if (ct->ct_status == CT_HBA_RESET) {
2382 ok = 0;
2383 notify_cam = 1;
2384 sentstatus = 1;
2385 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2386 } else if (!ok) {
2387 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2388 }
2389 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__,
2390 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2391 tval = atp->tag;
2392 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */
2393 } else {
2394 ct_entry_t *ct = arg;
2395 sentstatus = ct->ct_flags & CT_SENDSTATUS;
2396 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
2397 /*
2398 * We *ought* to be able to get back to the original ATIO
2399 * here, but for some reason this gets lost. It's just as
2400 * well because it's squirrelled away as part of periph
2401 * private data.
2402 *
2403 * We can live without it as long as we continue to use
2404 * the auto-replenish feature for CTIOs.
2405 */
2406 notify_cam = ct->ct_header.rqs_seqno & 0x1;
2407 if (ct->ct_status == (CT_HBA_RESET & 0xff)) {
2408 ok = 0;
2409 notify_cam = 1;
2410 sentstatus = 1;
2411 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2412 } else if (!ok) {
2413 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2414 } else if (ct->ct_status & QLTM_SVALID) {
2415 char *sp = (char *)ct;
2416 sp += CTIO_SENSE_OFFSET;
2417 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN);
2418 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len);
2419 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
2420 }
2421 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) {
2422 resid = ct->ct_resid;
2423 }
2424 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__,
2425 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID");
2426 tval = ct->ct_fwhandle;
2427 }
2428 ccb->csio.resid += resid;
2429
2430 /*
2431 * We're here either because intermediate data transfers are done
2432 * and/or the final status CTIO (which may have joined with a
2433 * Data Transfer) is done.
2434 *
2435 * In any case, for this platform, the upper layers figure out
2436 * what to do next, so all we do here is collect status and
2437 * pass information along. Any DMA handles have already been
2438 * freed.
2439 */
2440 if (notify_cam == 0) {
2441 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval);
2442 return;
2443 }
2444 if (tptr) {
2445 rls_lun_statep(isp, tptr);
2446 }
2447 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval);
2448
2449 if (!ok && !IS_24XX(isp)) {
2450 isp_target_putback_atio(ccb);
2451 } else {
2452 isp_complete_ctio(ccb);
2453 }
2454}
2455
2456static void
2457isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot)
2458{
2459 (void) isp_notify_ack(isp, inot);
2460}
2461
2462static void
2463isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp)
2464{
2465 int needack = 1;
2466 switch (inp->in_status) {
2467 case IN_PORT_LOGOUT:
2468 /*
2469 * XXX: Need to delete this initiator's WWN from the database
2470 * XXX: Need to send this LOGOUT upstream
2471 */
2472 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid);
2473 break;
2474 case IN_PORT_CHANGED:
2475 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid);
2476 break;
2477 case IN_GLOBAL_LOGO:
2478 isp_del_all_wwn_entries(isp, 0);
2479 isp_prt(isp, ISP_LOGINFO, "all ports logged out");
2480 break;
2481 case IN_ABORT_TASK:
2482 {
2483 tstate_t *tptr;
2484 uint16_t lun;
2485 uint32_t loopid;
2486 uint64_t wwn;
2487 atio_private_data_t *atp;
2488 fcportdb_t *lp;
2489 struct ccb_immediate_notify *inot = NULL;
2490
2491 if (ISP_CAP_SCCFW(isp)) {
2492 lun = inp->in_scclun;
2493 } else {
2494 lun = inp->in_lun;
2495 }
2496 if (ISP_CAP_2KLOGIN(isp)) {
2497 loopid = ((in_fcentry_e_t *)inp)->in_iid;
2498 } else {
2499 loopid = inp->in_iid;
2500 }
2501 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) {
2502 wwn = lp->port_wwn;
2503 } else {
2504 wwn = INI_ANY;
2505 }
2506 tptr = get_lun_statep(isp, 0, lun);
2507 if (tptr == NULL) {
2508 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
2509 if (tptr == NULL) {
2510 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun);
2511 return;
2512 }
2513 }
2514 atp = isp_get_atpd(isp, tptr, inp->in_seqid);
2515
2516 if (atp) {
2517 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
2518 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state);
2519 if (inot) {
2520 tptr->inot_count--;
2521 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
2522 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count);
2523 } else {
2524 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n");
2525 }
2526 } else {
2527 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn);
2528 }
2529 if (inot) {
2530 isp_notify_t tmp, *nt = &tmp;
2531 ISP_MEMZERO(nt, sizeof (isp_notify_t));
2532 nt->nt_hba = isp;
2533 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn;
2534 nt->nt_wwn = wwn;
2535 nt->nt_nphdl = loopid;
2536 nt->nt_sid = PORT_ANY;
2537 nt->nt_did = PORT_ANY;
2538 nt->nt_lun = lun;
2539 nt->nt_need_ack = 1;
2540 nt->nt_channel = 0;
2541 nt->nt_ncode = NT_ABORT_TASK;
2542 nt->nt_lreserved = inot;
2543 isp_handle_platform_target_tmf(isp, nt);
2544 needack = 0;
2545 }
2546 rls_lun_statep(isp, tptr);
2547 break;
2548 }
2549 default:
2550 break;
2551 }
2552 if (needack) {
2553 (void) isp_notify_ack(isp, inp);
2554 }
2555}
2556
2557static void
2558isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot)
2559{
2560 uint16_t nphdl;
2561 uint32_t portid;
2562 fcportdb_t *lp;
2563 uint8_t *ptr = NULL;
2564 uint64_t wwn;
2565
2566 nphdl = inot->in_nphdl;
2567 if (nphdl != NIL_HANDLE) {
2568 portid = inot->in_portid_hi << 16 | inot->in_portid_lo;
2569 } else {
2570 portid = PORT_ANY;
2571 }
2572
2573 switch (inot->in_status) {
2574 case IN24XX_ELS_RCVD:
2575 {
2576 char buf[16], *msg;
2577 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx);
2578
2579 /*
2580 * Note that we're just getting notification that an ELS was received
2581 * (possibly with some associated information sent upstream). This is
2582 * *not* the same as being given the ELS frame to accept or reject.
2583 */
2584 switch (inot->in_status_subcode) {
2585 case LOGO:
2586 msg = "LOGO";
2587 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) {
2588 ptr = (uint8_t *)inot; /* point to unswizzled entry! */
2589 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) |
2590 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) |
2591 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) |
2592 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) |
2593 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) |
2594 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) |
2595 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) |
2596 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7]));
2597 } else {
2598 wwn = INI_ANY;
2599 }
2600 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid);
2601 break;
2602 case PRLO:
2603 msg = "PRLO";
2604 break;
2605 case PLOGI:
2606 case PRLI:
2607 /*
2608 * Treat PRLI the same as PLOGI and make a database entry for it.
2609 */
2610 if (inot->in_status_subcode == PLOGI)
2611 msg = "PLOGI";
2612 else
2613 msg = "PRLI";
2614 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) {
2615 ptr = (uint8_t *)inot; /* point to unswizzled entry! */
2616 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) |
2617 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) |
2618 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) |
2619 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) |
2620 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) |
2621 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) |
2622 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) |
2623 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7]));
2624 } else {
2625 wwn = INI_NONE;
2626 }
2627 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid);
2628 break;
2629 case PDISC:
2630 msg = "PDISC";
2631 break;
2632 case ADISC:
2633 msg = "ADISC";
2634 break;
2635 default:
2636 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode);
2637 msg = buf;
2638 break;
2639 }
2640 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) {
2641 isp_prt(isp, ISP_LOGERR, "%s Chan %d ELS N-port handle %x PortID 0x%06x marked as needing a PUREX response", msg, chan, nphdl, portid);
2642 break;
2643 }
2644 isp_prt(isp, ISP_LOGTDEBUG0, "%s Chan %d ELS N-port handle %x PortID 0x%06x RX_ID 0x%x OX_ID 0x%x", msg, chan, nphdl, portid,
2645 inot->in_rxid, inot->in_oxid);
2646 (void) isp_notify_ack(isp, inot);
2647 break;
2648 }
2649
2650 case IN24XX_PORT_LOGOUT:
2651 ptr = "PORT LOGOUT";
2652 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) {
2653 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid);
2654 }
2655 /* FALLTHROUGH */
2656 case IN24XX_PORT_CHANGED:
2657 if (ptr == NULL) {
2658 ptr = "PORT CHANGED";
2659 }
2660 /* FALLTHROUGH */
2661 case IN24XX_LIP_RESET:
2662 if (ptr == NULL) {
2663 ptr = "LIP RESET";
2664 }
2665 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr, inot->in_status_subcode, nphdl);
2666
2667 /*
2668 * All subcodes here are irrelevant. What is relevant
2669 * is that we need to terminate all active commands from
2670 * this initiator (known by N-port handle).
2671 */
2672 /* XXX IMPLEMENT XXX */
2673 (void) isp_notify_ack(isp, inot);
2674 break;
2675
2676 case IN24XX_LINK_RESET:
2677 case IN24XX_LINK_FAILED:
2678 case IN24XX_SRR_RCVD:
2679 default:
2680 (void) isp_notify_ack(isp, inot);
2681 break;
2682 }
2683}
2684
2685static int
2686isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp)
2687{
2688
2689 if (isp->isp_state != ISP_RUNSTATE) {
2690 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL);
2691 return (0);
2692 }
2693
2694 /*
2695 * This case is for a Task Management Function, which shows up as an ATIO7 entry.
2696 */
2697 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) {
2698 ct7_entry_t local, *cto = &local;
2699 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved;
2700 fcportdb_t *lp;
2701 uint32_t sid;
2702 uint16_t nphdl;
2703
2704 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2705 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) {
2706 nphdl = lp->handle;
2707 } else {
2708 nphdl = NIL_HANDLE;
2709 }
2710 ISP_MEMZERO(&local, sizeof (local));
2711 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2712 cto->ct_header.rqs_entry_count = 1;
2713 cto->ct_nphdl = nphdl;
2714 cto->ct_rxid = aep->at_rxid;
2715 cto->ct_vpidx = mp->nt_channel;
2716 cto->ct_iid_lo = sid;
2717 cto->ct_iid_hi = sid >> 16;
2718 cto->ct_oxid = aep->at_hdr.ox_id;
2719 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1;
2720 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT;
2721 return (isp_target_put_entry(isp, &local));
2722 }
2723
2724 /*
2725 * This case is for a responding to an ABTS frame
2726 */
2727 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2728
2729 /*
2730 * Overload nt_need_ack here to mark whether we've terminated the associated command.
2731 */
2732 if (mp->nt_need_ack) {
2733 uint8_t storage[QENTRY_LEN];
2734 ct7_entry_t *cto = (ct7_entry_t *) storage;
2735 abts_t *abts = (abts_t *)mp->nt_lreserved;
2736
2737 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
2738 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task);
2739 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2740 cto->ct_header.rqs_entry_count = 1;
2741 cto->ct_nphdl = mp->nt_nphdl;
2742 cto->ct_rxid = abts->abts_rxid_task;
2743 cto->ct_iid_lo = mp->nt_sid;
2744 cto->ct_iid_hi = mp->nt_sid >> 16;
2745 cto->ct_oxid = abts->abts_ox_id;
2746 cto->ct_vpidx = mp->nt_channel;
2747 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
2748 if (isp_target_put_entry(isp, cto)) {
2749 return (ENOMEM);
2750 }
2751 mp->nt_need_ack = 0;
2752 }
2753 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) {
2754 return (ENOMEM);
2755 } else {
2756 return (0);
2757 }
2758 }
2759
2760 /*
2761 * Handle logout cases here
2762 */
2763 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) {
2764 isp_del_all_wwn_entries(isp, mp->nt_channel);
2765 }
2766
2767 if (mp->nt_ncode == NT_LOGOUT) {
2768 if (!IS_2100(isp) && IS_FC(isp)) {
2769 isp_del_wwn_entries(isp, mp);
2770 }
2771 }
2772
2773 /*
2774 * General purpose acknowledgement
2775 */
2776 if (mp->nt_need_ack) {
2777 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL);
2778 return (isp_notify_ack(isp, mp->nt_lreserved));
2779 }
2780 return (0);
2781}
2782
2783/*
2784 * Handle task management functions.
2785 *
2786 * We show up here with a notify structure filled out.
2787 *
2788 * The nt_lreserved tag points to the original queue entry
2789 */
2790static void
2791isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
2792{
2793 tstate_t *tptr;
2794 fcportdb_t *lp;
2795 struct ccb_immediate_notify *inot;
2796 inot_private_data_t *ntp = NULL;
2797 lun_id_t lun;
2798
2799 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode,
2800 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun);
2801 /*
2802 * NB: This assignment is necessary because of tricky type conversion.
2803 * XXX: This is tricky and I need to check this. If the lun isn't known
2804 * XXX: for the task management function, it does not of necessity follow
2805 * XXX: that it should go up stream to the wildcard listener.
2806 */
2807 if (notify->nt_lun == LUN_ANY) {
2808 lun = CAM_LUN_WILDCARD;
2809 } else {
2810 lun = notify->nt_lun;
2811 }
2812 tptr = get_lun_statep(isp, notify->nt_channel, lun);
2813 if (tptr == NULL) {
2814 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD);
2815 if (tptr == NULL) {
2816 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun);
2817 goto bad;
2818 }
2819 }
2820 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
2821 if (inot == NULL) {
2822 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun);
2823 goto bad;
2824 }
2825
2826 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) {
2827 inot->initiator_id = CAM_TARGET_WILDCARD;
2828 } else {
2829 inot->initiator_id = lp->handle;
2830 }
2831 inot->seq_id = notify->nt_tagval;
2832 inot->tag_id = notify->nt_tagval >> 32;
2833
2834 switch (notify->nt_ncode) {
2835 case NT_ABORT_TASK:
2836 isp_target_mark_aborted_early(isp, tptr, inot->tag_id);
2837 inot->arg = MSG_ABORT_TASK;
2838 break;
2839 case NT_ABORT_TASK_SET:
2840 isp_target_mark_aborted_early(isp, tptr, TAG_ANY);
2841 inot->arg = MSG_ABORT_TASK_SET;
2842 break;
2843 case NT_CLEAR_ACA:
2844 inot->arg = MSG_CLEAR_ACA;
2845 break;
2846 case NT_CLEAR_TASK_SET:
2847 inot->arg = MSG_CLEAR_TASK_SET;
2848 break;
2849 case NT_LUN_RESET:
2850 inot->arg = MSG_LOGICAL_UNIT_RESET;
2851 break;
2852 case NT_TARGET_RESET:
2853 inot->arg = MSG_TARGET_RESET;
2854 break;
2855 default:
2856 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_channel, lun);
2857 goto bad;
2858 }
2859
2860 ntp = isp_get_ntpd(isp, tptr);
2861 if (ntp == NULL) {
2862 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__);
2863 goto bad;
2864 }
2865 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t));
2866 if (notify->nt_lreserved) {
2867 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN);
2868 ntp->rd.nt.nt_lreserved = &ntp->rd.data;
2869 }
2870 ntp->rd.seq_id = notify->nt_tagval;
2871 ntp->rd.tag_id = notify->nt_tagval >> 32;
2872
2873 tptr->inot_count--;
2874 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
2875 rls_lun_statep(isp, tptr);
2876 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count);
2877 inot->ccb_h.status = CAM_MESSAGE_RECV;
2878 xpt_done((union ccb *)inot);
2879 return;
2880bad:
2881 if (tptr) {
2882 rls_lun_statep(isp, tptr);
2883 }
2884 if (notify->nt_need_ack && notify->nt_lreserved) {
2885 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2886 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM);
2887 } else {
2888 (void) isp_notify_ack(isp, notify->nt_lreserved);
2889 }
2890 }
2891}
2892
2893/*
2894 * Find the associated private data and mark it as dead so
2895 * we don't try to work on it any further.
2896 */
2897static void
2898isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb)
2899{
2900 tstate_t *tptr;
2901 atio_private_data_t *atp;
2902
2903 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb));
2904 if (tptr == NULL) {
2905 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
2906 if (tptr == NULL) {
2907 ccb->ccb_h.status = CAM_REQ_INVALID;
2908 return;
2909 }
2910 }
2911
2912 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id);
2913 if (atp == NULL) {
2914 ccb->ccb_h.status = CAM_REQ_INVALID;
2915 return;
2916 }
2917 atp->dead = 1;
2918 ccb->ccb_h.status = CAM_REQ_CMP;
2919}
2920
2921static void
2922isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id)
2923{
2924 atio_private_data_t *atp;
2925 inot_private_data_t *restart_queue = tptr->restart_queue;
2926
2927 /*
2928 * First, clean any commands pending restart
2929 */
2930 tptr->restart_queue = NULL;
2931 while (restart_queue) {
2932 uint32_t this_tag_id;
2933 inot_private_data_t *ntp = restart_queue;
2934
2935 restart_queue = ntp->rd.nt.nt_hba;
2936
2937 if (IS_24XX(isp)) {
2938 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid;
2939 } else {
2940 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid;
2941 }
2942 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) {
2943 isp_put_ntpd(isp, tptr, ntp);
2944 } else {
2945 ntp->rd.nt.nt_hba = tptr->restart_queue;
2946 tptr->restart_queue = ntp;
2947 }
2948 }
2949
2950 /*
2951 * Now mark other ones dead as well.
2952 */
2953 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
2954 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) {
2955 atp->dead = 1;
2956 }
2957 }
2958}
2959
2960
2961#ifdef ISP_INTERNAL_TARGET
2962// #define ISP_FORCE_TIMEOUT 1
2963// #define ISP_TEST_WWNS 1
2964// #define ISP_TEST_SEPARATE_STATUS 1
2965
2966#define ccb_data_offset ppriv_field0
2967#define ccb_atio ppriv_ptr1
2968#define ccb_inot ppriv_ptr1
2969
2970#define MAX_ISP_TARG_TRANSFER (2 << 20)
2971#define NISP_TARG_CMDS 1024
2972#define NISP_TARG_NOTIFIES 1024
2973#define DISK_SHIFT 9
2974#define JUNK_SIZE 256
2975
2976#ifndef VERIFY_10
2977#define VERIFY_10 0x2f
2978#endif
2979
2980TAILQ_HEAD(ccb_queue, ccb_hdr);
2981extern u_int vm_kmem_size;
2982static int ca;
2983static uint32_t disk_size;
2984static uint8_t *disk_data = NULL;
2985static uint8_t *junk_data;
2986static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data");
2987struct isptarg_softc {
2988 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */
2989 struct ccb_queue work_queue;
2990 struct ccb_queue rework_queue;
2991 struct ccb_queue running_queue;
2992 struct ccb_queue inot_queue;
2993 struct cam_periph *periph;
2994 struct cam_path *path;
2995 ispsoftc_t *isp;
2996};
2997static periph_ctor_t isptargctor;
2998static periph_dtor_t isptargdtor;
2999static periph_start_t isptargstart;
3000static periph_init_t isptarginit;
3001static void isptarg_done(struct cam_periph *, union ccb *);
3002static void isptargasync(void *, u_int32_t, struct cam_path *, void *);
3003
3004
3005static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *);
3006
3007static struct periph_driver isptargdriver =
3008{
3009 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0
3010};
3011
3012static void
3013isptarginit(void)
3014{
3015}
3016
3017static void
3018isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot)
3019{
3020 struct ccb_notify_acknowledge *ack = &iccb->cna2;
3021
3022 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: [0x%x] immediate notify for 0x%x from 0x%x status 0x%x arg 0x%x\n", __func__,
3023 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg);
3024 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE;
3025 ack->ccb_h.flags = 0;
3026 ack->ccb_h.retry_count = 0;
3027 ack->ccb_h.cbfcnp = isptarg_done;
3028 ack->ccb_h.timeout = 0;
3029 ack->ccb_h.ccb_inot = inot;
3030 ack->tag_id = inot->tag_id;
3031 ack->seq_id = inot->seq_id;
3032 ack->initiator_id = inot->initiator_id;
3033 xpt_action(iccb);
3034}
3035
3036static void
3037isptargstart(struct cam_periph *periph, union ccb *iccb)
3038{
3039 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = {
3040 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32,
3041 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
3042 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L',
3043 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E',
3044 '0', '0', '0', '1'
3045 };
3046 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = {
3047 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32,
3048 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
3049 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M',
3050 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K',
3051 '0', '0', '0', '1'
3052 };
3053 int i, more = 0, last;
3054 struct isptarg_softc *softc = periph->softc;
3055 struct ccb_scsiio *csio;
3056 lun_id_t return_lun;
3057 struct ccb_accept_tio *atio;
3058 uint8_t *cdb, *ptr, status;
3059 uint8_t *data_ptr;
3060 uint32_t data_len, flags;
3061 struct ccb_hdr *ccbh;
3062
3063 mtx_assert(periph->sim->mtx, MA_OWNED);
3064 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code,
3065 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n');
3066 /*
3067 * Check for immediate notifies first
3068 */
3069 ccbh = TAILQ_FIRST(&softc->inot_queue);
3070 if (ccbh) {
3071 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe);
3072 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) {
3073 xpt_schedule(periph, 1);
3074 }
3075 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh);
3076 return;
3077 }
3078
3079 /*
3080 * Check the rework (continuation) work queue first.
3081 */
3082 ccbh = TAILQ_FIRST(&softc->rework_queue);
3083 if (ccbh) {
3084 atio = (struct ccb_accept_tio *)ccbh;
3085 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe);
3086 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue);
3087 } else {
3088 ccbh = TAILQ_FIRST(&softc->work_queue);
3089 if (ccbh == NULL) {
3090 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__);
3091 xpt_release_ccb(iccb);
3092 return;
3093 }
3094 atio = (struct ccb_accept_tio *)ccbh;
3095 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe);
3096 more = TAILQ_FIRST(&softc->work_queue) != NULL;
3097 atio->ccb_h.ccb_data_offset = 0;
3098 }
3099
3100 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) {
3101 panic("BAD ATIO");
3102 }
3103
3104 data_ptr = NULL;
3105 data_len = 0;
3106 csio = &iccb->csio;
3107 status = SCSI_STATUS_OK;
3108 flags = CAM_SEND_STATUS;
3109 memset(&atio->sense_data, 0, sizeof (atio->sense_data));
3110 cdb = atio->cdb_io.cdb_bytes;
3111 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, atio->init_id,
3112 cdb[0], atio->ccb_h.ccb_data_offset);
3113
3114 return_lun = XS_LUN(atio);
3115 if (return_lun != 0) {
3116 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]);
3117 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) {
3118 status = SCSI_STATUS_CHECK_COND;
3119 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST;
3120 atio->sense_data.add_sense_code = 0x25;
3121 atio->sense_data.add_sense_code_qual = 0x0;
3122 atio->sense_len = sizeof (atio->sense_data);
3123 }
3124 return_lun = CAM_LUN_WILDCARD;
3125 }
3126
3127 switch (cdb[0]) {
3128 case REQUEST_SENSE:
3129 flags |= CAM_DIR_IN;
3130 data_len = sizeof (atio->sense_data);
3131 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE;
3132 memset(junk_data+1, 0, data_len-1);
3133 if (data_len > cdb[4]) {
3134 data_len = cdb[4];
3135 }
3136 if (data_len) {
3137 data_ptr = junk_data;
3138 }
3139 break;
3140 case READ_6:
3141 case READ_10:
3142 case READ_12:
3143 case READ_16:
3144 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) {
3145 status = SCSI_STATUS_CHECK_COND;
3146 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3147 atio->sense_data.add_sense_code = 0x5;
3148 atio->sense_data.add_sense_code_qual = 0x24;
3149 atio->sense_len = sizeof (atio->sense_data);
3150 } else {
3151#ifdef ISP_FORCE_TIMEOUT
3152 {
3153 static int foo;
3154 if (foo++ == 500) {
3155 if (more) {
3156 xpt_schedule(periph, 1);
3157 }
3158 foo = 0;
3159 return;
3160 }
3161 }
3162#endif
3163#ifdef ISP_TEST_SEPARATE_STATUS
3164 if (last && data_len) {
3165 last = 0;
3166 }
3167#endif
3168 if (last == 0) {
3169 flags &= ~CAM_SEND_STATUS;
3170 }
3171 if (data_len) {
3172 atio->ccb_h.ccb_data_offset += data_len;
3173 flags |= CAM_DIR_IN;
3174 } else {
3175 flags |= CAM_DIR_NONE;
3176 }
3177 }
3178 break;
3179 case WRITE_6:
3180 case WRITE_10:
3181 case WRITE_12:
3182 case WRITE_16:
3183 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) {
3184 status = SCSI_STATUS_CHECK_COND;
3185 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3186 atio->sense_data.add_sense_code = 0x5;
3187 atio->sense_data.add_sense_code_qual = 0x24;
3188 atio->sense_len = sizeof (atio->sense_data);
3189 } else {
3190#ifdef ISP_FORCE_TIMEOUT
3191 {
3192 static int foo;
3193 if (foo++ == 500) {
3194 if (more) {
3195 xpt_schedule(periph, 1);
3196 }
3197 foo = 0;
3198 return;
3199 }
3200 }
3201#endif
3202#ifdef ISP_TEST_SEPARATE_STATUS
3203 if (last && data_len) {
3204 last = 0;
3205 }
3206#endif
3207 if (last == 0) {
3208 flags &= ~CAM_SEND_STATUS;
3209 }
3210 if (data_len) {
3211 atio->ccb_h.ccb_data_offset += data_len;
3212 flags |= CAM_DIR_OUT;
3213 } else {
3214 flags |= CAM_DIR_NONE;
3215 }
3216 }
3217 break;
3218 case INQUIRY:
3219 flags |= CAM_DIR_IN;
3220 if (cdb[1] || cdb[2] || cdb[3]) {
3221 status = SCSI_STATUS_CHECK_COND;
3222 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3223 atio->sense_data.add_sense_code = 0x5;
3224 atio->sense_data.add_sense_code_qual = 0x20;
3225 atio->sense_len = sizeof (atio->sense_data);
3226 break;
3227 }
3228 data_len = sizeof (iqd);
3229 if (data_len > cdb[4]) {
3230 data_len = cdb[4];
3231 }
3232 if (data_len) {
3233 if (XS_LUN(iccb) != 0) {
3234 memcpy(junk_data, niliqd, sizeof (iqd));
3235 } else {
3236 memcpy(junk_data, iqd, sizeof (iqd));
3237 }
3238 data_ptr = junk_data;
3239 }
3240 break;
3241 case TEST_UNIT_READY:
3242 flags |= CAM_DIR_NONE;
3243 if (ca) {
3244 ca = 0;
3245 status = SCSI_STATUS_CHECK_COND;
3246 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3247 atio->sense_data.add_sense_code = 0x28;
3248 atio->sense_data.add_sense_code_qual = 0x0;
3249 atio->sense_len = sizeof (atio->sense_data);
3250 }
3251 break;
3252 case SYNCHRONIZE_CACHE:
3253 case START_STOP:
3254 case RESERVE:
3255 case RELEASE:
3256 case VERIFY_10:
3257 flags |= CAM_DIR_NONE;
3258 break;
3259
3260 case READ_CAPACITY:
3261 flags |= CAM_DIR_IN;
3262 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) {
3263 status = SCSI_STATUS_CHECK_COND;
3264 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3265 atio->sense_data.add_sense_code = 0x5;
3266 atio->sense_data.add_sense_code_qual = 0x24;
3267 atio->sense_len = sizeof (atio->sense_data);
3268 break;
3269 }
3270 if (cdb[8] & 0x1) { /* PMI */
3271 junk_data[0] = 0xff;
3272 junk_data[1] = 0xff;
3273 junk_data[2] = 0xff;
3274 junk_data[3] = 0xff;
3275 } else {
3276 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1;
3277 if (last_blk < 0xffffffffULL) {
3278 junk_data[0] = (last_blk >> 24) & 0xff;
3279 junk_data[1] = (last_blk >> 16) & 0xff;
3280 junk_data[2] = (last_blk >> 8) & 0xff;
3281 junk_data[3] = (last_blk) & 0xff;
3282 } else {
3283 junk_data[0] = 0xff;
3284 junk_data[1] = 0xff;
3285 junk_data[2] = 0xff;
3286 junk_data[3] = 0xff;
3287 }
3288 }
3289 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff;
3290 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff;
3291 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff;
3292 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff;
3293 data_ptr = junk_data;
3294 data_len = 8;
3295 break;
3296 case REPORT_LUNS:
3297 flags |= CAM_DIR_IN;
3298 memset(junk_data, 0, JUNK_SIZE);
3299 junk_data[0] = (1 << 3) >> 24;
3300 junk_data[1] = (1 << 3) >> 16;
3301 junk_data[2] = (1 << 3) >> 8;
3302 junk_data[3] = (1 << 3);
3303 ptr = NULL;
3304 for (i = 0; i < 1; i++) {
3305 ptr = &junk_data[8 + (1 << 3)];
3306 if (i >= 256) {
3307 ptr[0] = 0x40 | ((i >> 8) & 0x3f);
3308 }
3309 ptr[1] = i;
3310 }
3311 data_ptr = junk_data;
3312 data_len = (ptr + 8) - junk_data;
3313 break;
3314
3315 default:
3316 flags |= CAM_DIR_NONE;
3317 status = SCSI_STATUS_CHECK_COND;
3318 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3319 atio->sense_data.add_sense_code = 0x5;
3320 atio->sense_data.add_sense_code_qual = 0x20;
3321 atio->sense_len = sizeof (atio->sense_data);
3322 break;
3323 }
3324
3325 /*
3326 * If we are done with the transaction, tell the
3327 * controller to send status and perform a CMD_CMPLT.
3328 * If we have associated sense data, see if we can
3329 * send that too.
3330 */
3331 if (status == SCSI_STATUS_CHECK_COND) {
3332 flags |= CAM_SEND_SENSE;
3333 csio->sense_len = atio->sense_len;
3334 csio->sense_data = atio->sense_data;
3335 flags &= ~CAM_DIR_MASK;
3336 data_len = 0;
3337 data_ptr = NULL;
3338 }
3339 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0);
3340 iccb->ccb_h.target_id = atio->ccb_h.target_id;
3341 iccb->ccb_h.target_lun = return_lun;
3342 iccb->ccb_h.ccb_atio = atio;
3343 xpt_action(iccb);
3344
3345 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3346 cam_release_devq(periph->path, 0, 0, 0, 0);
3347 atio->ccb_h.status &= ~CAM_DEV_QFRZN;
3348 }
3349 if (more) {
3350 xpt_schedule(periph, 1);
3351 }
3352}
3353
3354static cam_status
3355isptargctor(struct cam_periph *periph, void *arg)
3356{
3357 struct isptarg_softc *softc;
3358
3359 softc = (struct isptarg_softc *)arg;
3360 periph->softc = softc;
3361 softc->periph = periph;
3362 softc->path = periph->path;
3363 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__);
3364 return (CAM_REQ_CMP);
3365}
3366
3367static void
3368isptargdtor(struct cam_periph *periph)
3369{
3370 struct isptarg_softc *softc;
3371 softc = (struct isptarg_softc *)periph->softc;
3372 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__);
3373 softc->periph = NULL;
3374 softc->path = NULL;
3375 periph->softc = NULL;
3376}
3377
3378static void
3379isptarg_done(struct cam_periph *periph, union ccb *ccb)
3380{
3381 struct isptarg_softc *softc;
3382 ispsoftc_t *isp;
3383 struct ccb_accept_tio *atio;
3384 struct ccb_immediate_notify *inot;
3385 cam_status status;
3386
3387 softc = (struct isptarg_softc *)periph->softc;
3388 isp = softc->isp;
3389 status = ccb->ccb_h.status & CAM_STATUS_MASK;
3390
3391 switch (ccb->ccb_h.func_code) {
3392 case XPT_ACCEPT_TARGET_IO:
3393 atio = (struct ccb_accept_tio *) ccb;
3394 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__);
3395 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe);
3396 xpt_schedule(periph, 1);
3397 break;
3398 case XPT_IMMEDIATE_NOTIFY:
3399 inot = (struct ccb_immediate_notify *) ccb;
3400 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] INOT for 0x%x seen in %s\n", inot->tag_id, inot->seq_id, __func__);
3401 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe);
3402 xpt_schedule(periph, 1);
3403 break;
3404 case XPT_CONT_TARGET_IO:
3405 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3406 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0);
3407 ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
3408 }
3409 atio = ccb->ccb_h.ccb_atio;
3410 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3411 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL);
3412 xpt_action((union ccb *)atio);
3413 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
3414 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__);
3415 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe);
3416 xpt_schedule(periph, 1);
3417 } else {
3418 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__);
3419 xpt_action((union ccb *)atio);
3420 }
3421 xpt_release_ccb(ccb);
3422 break;
3423 case XPT_NOTIFY_ACKNOWLEDGE:
3424 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3425 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0);
3426 ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
3427 }
3428 inot = ccb->ccb_h.ccb_inot;
3429 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id);
3430 xpt_release_ccb(ccb);
3431 xpt_action((union ccb *)inot);
3432 break;
3433 default:
3434 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code);
3435 break;
3436 }
3437}
3438
3439static void
3440isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
3441{
3442 struct ac_contract *acp = arg;
3443 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data;
3444
3445 if (code != AC_CONTRACT) {
3446 return;
3447 }
3448 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed");
3449}
3450
3451static void
3452isp_target_thread(ispsoftc_t *isp, int chan)
3453{
3454 union ccb *ccb = NULL;
3455 int i;
3456 void *wchan;
3457 cam_status status;
3458 struct isptarg_softc *softc = NULL;
3459 struct cam_periph *periph = NULL, *wperiph = NULL;
3460 struct cam_path *path, *wpath;
3461 struct cam_sim *sim;
3462
3463 if (disk_data == NULL) {
3464 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20));
3465 if (disk_size < (50 << 20)) {
3466 disk_size = 50 << 20;
3467 }
3468 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO);
3469 if (disk_data == NULL) {
3470 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__);
3471 goto out;
3472 }
3473 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20));
3474 }
3475 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO);
3476 if (junk_data == NULL) {
3477 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__);
3478 goto out;
3479 }
3480
3481
3482 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO);
3483 if (softc == NULL) {
3484 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__);
3485 goto out;
3486 }
3487 TAILQ_INIT(&softc->work_queue);
3488 TAILQ_INIT(&softc->rework_queue);
3489 TAILQ_INIT(&softc->running_queue);
3490 TAILQ_INIT(&softc->inot_queue);
3491 softc->isp = isp;
3492
3493 periphdriver_register(&isptargdriver);
3494 ISP_GET_PC(isp, chan, sim, sim);
3495 ISP_GET_PC(isp, chan, path, path);
3496 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD);
3497 if (status != CAM_REQ_CMP) {
3498 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__);
3499 return;
3500 }
3501 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0);
3502 if (status != CAM_REQ_CMP) {
3503 xpt_free_path(wpath);
3504 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__);
3505 return;
3506 }
3507
3508 ccb = xpt_alloc_ccb();
3509
3510 ISP_LOCK(isp);
3511 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc);
3512 if (status != CAM_REQ_CMP) {
3513 ISP_UNLOCK(isp);
3514 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__);
3515 goto out;
3516 }
3517 wperiph = cam_periph_find(wpath, "isptarg");
3518 if (wperiph == NULL) {
3519 ISP_UNLOCK(isp);
3520 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__);
3521 goto out;
3522 }
3523
3524 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc);
3525 if (status != CAM_REQ_CMP) {
3526 ISP_UNLOCK(isp);
3527 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__);
3528 goto out;
3529 }
3530
3531 periph = cam_periph_find(path, "isptarg");
3532 if (periph == NULL) {
3533 ISP_UNLOCK(isp);
3534 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__);
3535 goto out;
3536 }
3537
3538 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath);
3539 if (status != CAM_REQ_CMP) {
3540 ISP_UNLOCK(isp);
3541 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__);
3542 goto out;
3543 }
3544
3545 ISP_UNLOCK(isp);
3546
3547 ccb = xpt_alloc_ccb();
3548
3549 /*
3550 * Make sure role is none.
3551 */
3552 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
3553 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB;
3554 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE;
3555#ifdef ISP_TEST_WWNS
3556 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS;
3557 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16);
3558 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16);
3559#else
3560 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE;
3561#endif
3562
3563 ISP_LOCK(isp);
3564 xpt_action(ccb);
3565 ISP_UNLOCK(isp);
3566
3567 /*
3568 * Now enable luns
3569 */
3570 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
3571 ccb->ccb_h.func_code = XPT_EN_LUN;
3572 ccb->cel.enable = 1;
3573 ISP_LOCK(isp);
3574 xpt_action(ccb);
3575 ISP_UNLOCK(isp);
3576 if (ccb->ccb_h.status != CAM_REQ_CMP) {
3577 xpt_free_ccb(ccb);
3578 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status);
3579 goto out;
3580 }
3581
3582 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10);
3583 ccb->ccb_h.func_code = XPT_EN_LUN;
3584 ccb->cel.enable = 1;
3585 ISP_LOCK(isp);
3586 xpt_action(ccb);
3587 ISP_UNLOCK(isp);
3588 if (ccb->ccb_h.status != CAM_REQ_CMP) {
3589 xpt_free_ccb(ccb);
3590 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status);
3591 goto out;
3592 }
3593 xpt_free_ccb(ccb);
3594
3595 /*
3596 * Add resources
3597 */
3598 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan);
3599 for (i = 0; i < 4; i++) {
3600 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3601 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1);
3602 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO;
3603 ccb->ccb_h.cbfcnp = isptarg_done;
3604 ISP_LOCK(isp);
3605 xpt_action(ccb);
3606 ISP_UNLOCK(isp);
3607 }
3608 for (i = 0; i < NISP_TARG_CMDS; i++) {
3609 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3610 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1);
3611 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO;
3612 ccb->ccb_h.cbfcnp = isptarg_done;
3613 ISP_LOCK(isp);
3614 xpt_action(ccb);
3615 ISP_UNLOCK(isp);
3616 }
3617 for (i = 0; i < 4; i++) {
3618 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3619 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1);
3620 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY;
3621 ccb->ccb_h.cbfcnp = isptarg_done;
3622 ISP_LOCK(isp);
3623 xpt_action(ccb);
3624 ISP_UNLOCK(isp);
3625 }
3626 for (i = 0; i < NISP_TARG_NOTIFIES; i++) {
3627 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3628 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1);
3629 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY;
3630 ccb->ccb_h.cbfcnp = isptarg_done;
3631 ISP_LOCK(isp);
3632 xpt_action(ccb);
3633 ISP_UNLOCK(isp);
3634 }
3635
3636 /*
3637 * Now turn it all back on
3638 */
3639 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
3640 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB;
3641 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE;
3642 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET;
3643 ISP_LOCK(isp);
3644 xpt_action(ccb);
3645 ISP_UNLOCK(isp);
3646
3647 /*
3648 * Okay, while things are still active, sleep...
3649 */
3650 ISP_LOCK(isp);
3651 for (;;) {
3652 ISP_GET_PC(isp, chan, proc_active, i);
3653 if (i == 0) {
3654 break;
3655 }
3656 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0);
3657 }
3658 ISP_UNLOCK(isp);
3659
3660out:
3661 if (wperiph) {
3662 cam_periph_invalidate(wperiph);
3663 }
3664 if (periph) {
3665 cam_periph_invalidate(periph);
3666 }
3667 if (junk_data) {
3668 free(junk_data, M_ISPTARG);
3669 }
3670 if (disk_data) {
3671 free(disk_data, M_ISPTARG);
3672 }
3673 if (softc) {
3674 free(softc, M_ISPTARG);
3675 }
3676 xpt_free_path(path);
3677 xpt_free_path(wpath);
3678}
3679
3680static void
3681isp_target_thread_pi(void *arg)
3682{
3683 struct isp_spi *pi = arg;
3684 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim));
3685}
3686
3687static void
3688isp_target_thread_fc(void *arg)
3689{
3690 struct isp_fc *fc = arg;
3691 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim));
3692}
3693
3694static int
3695isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp)
3696{
3697 uint32_t cnt, curcnt;
3698 uint64_t lba;
3699
3700 switch (cdb[0]) {
3701 case WRITE_16:
3702 case READ_16:
3703 cnt = (((uint32_t)cdb[10]) << 24) |
3704 (((uint32_t)cdb[11]) << 16) |
3705 (((uint32_t)cdb[12]) << 8) |
3706 ((uint32_t)cdb[13]);
3707
3708 lba = (((uint64_t)cdb[2]) << 56) |
3709 (((uint64_t)cdb[3]) << 48) |
3710 (((uint64_t)cdb[4]) << 40) |
3711 (((uint64_t)cdb[5]) << 32) |
3712 (((uint64_t)cdb[6]) << 24) |
3713 (((uint64_t)cdb[7]) << 16) |
3714 (((uint64_t)cdb[8]) << 8) |
3715 ((uint64_t)cdb[9]);
3716 break;
3717 case WRITE_12:
3718 case READ_12:
3719 cnt = (((uint32_t)cdb[6]) << 16) |
3720 (((uint32_t)cdb[7]) << 8) |
3721 ((u_int32_t)cdb[8]);
3722
3723 lba = (((uint32_t)cdb[2]) << 24) |
3724 (((uint32_t)cdb[3]) << 16) |
3725 (((uint32_t)cdb[4]) << 8) |
3726 ((uint32_t)cdb[5]);
3727 break;
3728 case WRITE_10:
3729 case READ_10:
3730 cnt = (((uint32_t)cdb[7]) << 8) |
3731 ((u_int32_t)cdb[8]);
3732
3733 lba = (((uint32_t)cdb[2]) << 24) |
3734 (((uint32_t)cdb[3]) << 16) |
3735 (((uint32_t)cdb[4]) << 8) |
3736 ((uint32_t)cdb[5]);
3737 break;
3738 case WRITE_6:
3739 case READ_6:
3740 cnt = cdb[4];
3741 if (cnt == 0) {
3742 cnt = 256;
3743 }
3744 lba = (((uint32_t)cdb[1] & 0x1f) << 16) |
3745 (((uint32_t)cdb[2]) << 8) |
3746 ((uint32_t)cdb[3]);
3747 break;
3748 default:
3749 return (-1);
3750 }
3751
3752 cnt <<= DISK_SHIFT;
3753 lba <<= DISK_SHIFT;
3754
3755 if (offset == cnt) {
3756 *lp = 1;
3757 return (0);
3758 }
3759
3760 if (lba + cnt > dl) {
3761 return (-1);
3762 }
3763
3764
3765 curcnt = MAX_ISP_TARG_TRANSFER;
3766 if (offset + curcnt >= cnt) {
3767 curcnt = cnt - offset;
3768 *lp = 1;
3769 } else {
3770 *lp = 0;
3771 }
3772 *tl = curcnt;
3773 *kp = &dp[lba + offset];
3774 return (0);
3775}
3776
3777#endif
3778#endif
3779
3780static void
3781isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg)
3782{
3783 struct cam_sim *sim;
3784 ispsoftc_t *isp;
3785
3786 sim = (struct cam_sim *)cbarg;
3787 isp = (ispsoftc_t *) cam_sim_softc(sim);
3788 switch (code) {
3789 case AC_LOST_DEVICE:
3790 if (IS_SCSI(isp)) {
3791 uint16_t oflags, nflags;
3792 int bus = cam_sim_bus(sim);
3793 sdparam *sdp = SDPARAM(isp, bus);
3794 int tgt;
3795
3796 tgt = xpt_path_target_id(path);
3797 if (tgt >= 0) {
3798 nflags = sdp->isp_devparam[tgt].nvrm_flags;
3799#ifndef ISP_TARGET_MODE
3800 nflags &= DPARM_SAFE_DFLT;
3801 if (isp->isp_loaded_fw) {
3802 nflags |= DPARM_NARROW | DPARM_ASYNC;
3803 }
3804#else
3805 nflags = DPARM_DEFAULT;
3806#endif
3807 oflags = sdp->isp_devparam[tgt].goal_flags;
3808 sdp->isp_devparam[tgt].goal_flags = nflags;
3809 sdp->isp_devparam[tgt].dev_update = 1;
3810 sdp->update = 1;
3811 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
3812 sdp->isp_devparam[tgt].goal_flags = oflags;
3813 }
3814 }
3815 break;
3816 default:
3817 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code);
3818 break;
3819 }
3820}
3821
3822static void
3823isp_poll(struct cam_sim *sim)
3824{
3825 ispsoftc_t *isp = cam_sim_softc(sim);
3826 uint32_t isr;
3827 uint16_t sema, mbox;
3828
3829 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
3830 isp_intr(isp, isr, sema, mbox);
3831 }
3832}
3833
3834
3835static void
3836isp_watchdog(void *arg)
3837{
3838 struct ccb_scsiio *xs = arg;
3839 ispsoftc_t *isp;
3840 uint32_t handle;
3841
3842 isp = XS_ISP(xs);
3843
3844 handle = isp_find_handle(isp, xs);
3845 if (handle != ISP_HANDLE_FREE) {
3846 /*
3847 * Try and make sure the command is really dead before
3848 * we release the handle (and DMA resources) for reuse.
3849 *
3850 * If we are successful in aborting the command then
3851 * we're done here because we'll get the command returned
3852 * back separately.
3853 */
3854 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
3855 return;
3856 }
3857
3858 /*
3859 * Note that after calling the above, the command may in
3860 * fact have been completed.
3861 */
3862 xs = isp_find_xs(isp, handle);
3863
3864 /*
3865 * If the command no longer exists, then we won't
3866 * be able to find the xs again with this handle.
3867 */
3868 if (xs == NULL) {
3869 return;
3870 }
3871
3872 /*
3873 * After this point, the command is really dead.
3874 */
3875 if (XS_XFRLEN(xs)) {
3876 ISP_DMAFREE(isp, xs, handle);
3877 }
3878 isp_destroy_handle(isp, handle);
3879 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle);
3880 XS_SETERR(xs, CAM_CMD_TIMEOUT);
3881 isp_done(xs);
3882 }
3883}
3884
3885static void
3886isp_make_here(ispsoftc_t *isp, int chan, int tgt)
3887{
3888 union ccb *ccb;
3889 struct isp_fc *fc = ISP_FC_PC(isp, chan);
3890
3891 if (isp_autoconfig == 0) {
3892 return;
3893 }
3894
3895 /*
3896 * Allocate a CCB, create a wildcard path for this target and schedule a rescan.
3897 */
3898 ccb = xpt_alloc_ccb_nowait();
3899 if (ccb == NULL) {
3900 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan);
3901 return;
3902 }
3903 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
3904 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan");
3905 xpt_free_ccb(ccb);
3906 return;
3907 }
3908 xpt_rescan(ccb);
3909}
3910
3911static void
3912isp_make_gone(ispsoftc_t *isp, int chan, int tgt)
3913{
3914 struct cam_path *tp;
3915 struct isp_fc *fc = ISP_FC_PC(isp, chan);
3916
3917 if (isp_autoconfig == 0) {
3918 return;
3919 }
3920 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) {
3921 xpt_async(AC_LOST_DEVICE, tp, NULL);
3922 xpt_free_path(tp);
3923 }
3924}
3925
3926/*
3927 * Gone Device Timer Function- when we have decided that a device has gone
3928 * away, we wait a specific period of time prior to telling the OS it has
3929 * gone away.
3930 *
3931 * This timer function fires once a second and then scans the port database
3932 * for devices that are marked dead but still have a virtual target assigned.
3933 * We decrement a counter for that port database entry, and when it hits zero,
3934 * we tell the OS the device has gone away.
3935 */
3936static void
3937isp_gdt(void *arg)
3938{
3939 struct isp_fc *fc = arg;
3940 ispsoftc_t *isp = fc->isp;
3941 int chan = fc - isp->isp_osinfo.pc.fc;
3942 fcportdb_t *lp;
3943 int dbidx, tgt, more_to_do = 0;
3944
3945 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d GDT timer expired @ %lu", chan, (unsigned long) time_uptime);
3946 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3947 lp = &FCPARAM(isp, chan)->portdb[dbidx];
3948
3949 if (lp->state != FC_PORTDB_STATE_ZOMBIE) {
3950 continue;
3951 }
3952 if (lp->dev_map_idx == 0 || lp->target_mode) {
3953 continue;
3954 }
3955 if (lp->gone_timer != 0) {
3956 lp->gone_timer -= 1;
3957 more_to_do++;
3958 continue;
3959 }
3960 tgt = lp->dev_map_idx - 1;
3961 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0;
3962 lp->dev_map_idx = 0;
3963 lp->state = FC_PORTDB_STATE_NIL;
3964 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout");
3965 isp_make_gone(isp, chan, tgt);
3966 }
3967 if (fc->ready) {
3968 if (more_to_do) {
3969 callout_reset(&fc->gdt, hz, isp_gdt, fc);
3970 } else {
3971 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Stopping Gone Device Timer", chan);
3972 }
3973 }
3974}
3975
3976/*
3977 * Loop Down Timer Function- when loop goes down, a timer is started and
3978 * and after it expires we come here and take all probational devices that
3979 * the OS knows about and the tell the OS that they've gone away.
3980 *
3981 * We don't clear the devices out of our port database because, when loop
3982 * come back up, we have to do some actual cleanup with the chip at that
3983 * point (implicit PLOGO, e.g., to get the chip's port database state right).
3984 */
3985static void
3986isp_ldt(void *arg)
3987{
3988 struct isp_fc *fc = arg;
3989 ispsoftc_t *isp = fc->isp;
3990 int chan = fc - isp->isp_osinfo.pc.fc;
3991 fcportdb_t *lp;
3992 int dbidx, tgt;
3993
3994 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime);
3995
3996 /*
3997 * Notify to the OS all targets who we now consider have departed.
3998 */
3999 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
4000 lp = &FCPARAM(isp, chan)->portdb[dbidx];
4001
4002 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) {
4003 continue;
4004 }
4005 if (lp->dev_map_idx == 0 || lp->target_mode) {
4006 continue;
4007 }
4008
4009 /*
4010 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST!
4011 */
4012
4013 /*
4014 * Mark that we've announced that this device is gone....
4015 */
4016 lp->reserved = 1;
4017
4018 /*
4019 * but *don't* change the state of the entry. Just clear
4020 * any target id stuff and announce to CAM that the
4021 * device is gone. This way any necessary PLOGO stuff
4022 * will happen when loop comes back up.
4023 */
4024
4025 tgt = lp->dev_map_idx - 1;
4026 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0;
4027 lp->dev_map_idx = 0;
4028 lp->state = FC_PORTDB_STATE_NIL;
4029 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout");
4030 isp_make_gone(isp, chan, tgt);
4031 }
4032
4033 /*
4034 * The loop down timer has expired. Wake up the kthread
4035 * to notice that fact (or make it false).
4036 */
4037 fc->loop_dead = 1;
4038 fc->loop_down_time = fc->loop_down_limit+1;
4039 wakeup(fc);
4040}
4041
4042static void
4043isp_kthread(void *arg)
4044{
4045 struct isp_fc *fc = arg;
4046 ispsoftc_t *isp = fc->isp;
4047 int chan = fc - isp->isp_osinfo.pc.fc;
4048 int slp = 0;
4049
4050 mtx_lock(&isp->isp_osinfo.lock);
4051
4052 for (;;) {
4053 int wasfrozen, lb, lim;
4054
4055 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan);
4056 lb = isp_fc_runstate(isp, chan, 250000);
4057
4058 /*
4059 * Our action is different based upon whether we're supporting
4060 * Initiator mode or not. If we are, we might freeze the simq
4061 * when loop is down and set all sorts of different delays to
4062 * check again.
4063 *
4064 * If not, we simply just wait for loop to come up.
4065 */
4066 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) {
4067 /*
4068 * Increment loop down time by the last sleep interval
4069 */
4070 fc->loop_down_time += slp;
4071
4072 if (lb < 0) {
4073 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time);
4074 } else {
4075 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time);
4076 }
4077
4078 /*
4079 * If we've never seen loop up and we've waited longer
4080 * than quickboot time, or we've seen loop up but we've
4081 * waited longer than loop_down_limit, give up and go
4082 * to sleep until loop comes up.
4083 */
4084 if (FCPARAM(isp, chan)->loop_seen_once == 0) {
4085 lim = isp_quickboot_time;
4086 } else {
4087 lim = fc->loop_down_limit;
4088 }
4089 if (fc->loop_down_time >= lim) {
4090 isp_freeze_loopdown(isp, chan, "loop limit hit");
4091 slp = 0;
4092 } else if (fc->loop_down_time < 10) {
4093 slp = 1;
4094 } else if (fc->loop_down_time < 30) {
4095 slp = 5;
4096 } else if (fc->loop_down_time < 60) {
4097 slp = 10;
4098 } else if (fc->loop_down_time < 120) {
4099 slp = 20;
4100 } else {
4101 slp = 30;
4102 }
4103
4104 } else if (lb) {
4105 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan);
4106 fc->loop_down_time += slp;
4107 slp = 60;
4108 } else {
4109 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan);
4110 fc->loop_down_time = 0;
4111 slp = 0;
4112 }
4113
4114
4115 /*
4116 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it
4117 * now so that CAM can start sending us commands.
4118 *
4119 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again
4120 * or kill the commands, as appropriate.
4121 */
4122
4123 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) {
4124 wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN;
4125 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN;
4126 if (wasfrozen && fc->simqfrozen == 0) {
4127 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan);
4128 xpt_release_simq(fc->sim, 1);
4129 }
4130 }
4131
4132 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp);
4133
4134 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz);
4135
4136 /*
4137 * If slp is zero, we're waking up for the first time after
4138 * things have been okay. In this case, we set a deferral state
4139 * for all commands and delay hysteresis seconds before starting
4140 * the FC state evaluation. This gives the loop/fabric a chance
4141 * to settle.
4142 */
4143 if (slp == 0 && fc->hysteresis) {
4144 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz);
4145 mtx_unlock(&isp->isp_osinfo.lock);
4146 pause("ispt", fc->hysteresis * hz);
4147 mtx_lock(&isp->isp_osinfo.lock);
4148 }
4149 }
4150 mtx_unlock(&isp->isp_osinfo.lock);
4151}
4152
4153static void
4154isp_action(struct cam_sim *sim, union ccb *ccb)
4155{
4156 int bus, tgt, ts, error, lim;
4157 ispsoftc_t *isp;
4158 struct ccb_trans_settings *cts;
4159
4160 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n"));
4161
4162 isp = (ispsoftc_t *)cam_sim_softc(sim);
4163 mtx_assert(&isp->isp_lock, MA_OWNED);
4164
4165 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) {
4166 isp_init(isp);
4167 if (isp->isp_state != ISP_INITSTATE) {
4168 /*
4169 * Lie. Say it was a selection timeout.
4170 */
4171 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN;
4172 xpt_freeze_devq(ccb->ccb_h.path, 1);
4173 xpt_done(ccb);
4174 return;
4175 }
4176 isp->isp_state = ISP_RUNSTATE;
4177 }
4178 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code);
4179 ISP_PCMD(ccb) = NULL;
4180
4181 switch (ccb->ccb_h.func_code) {
4182 case XPT_SCSI_IO: /* Execute the requested I/O operation */
4183 bus = XS_CHANNEL(ccb);
4184 /*
4185 * Do a couple of preliminary checks...
4186 */
4187 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
4188 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
4189 ccb->ccb_h.status = CAM_REQ_INVALID;
4190 xpt_done(ccb);
4191 break;
4192 }
4193 }
4194#ifdef DIAGNOSTIC
4195 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) {
4196 xpt_print(ccb->ccb_h.path, "invalid target\n");
4197 ccb->ccb_h.status = CAM_PATH_INVALID;
4198 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) {
4199 xpt_print(ccb->ccb_h.path, "invalid lun\n");
4200 ccb->ccb_h.status = CAM_PATH_INVALID;
4201 }
4202 if (ccb->ccb_h.status == CAM_PATH_INVALID) {
4203 xpt_done(ccb);
4204 break;
4205 }
4206#endif
4207 ccb->csio.scsi_status = SCSI_STATUS_OK;
4208 if (isp_get_pcmd(isp, ccb)) {
4209 isp_prt(isp, ISP_LOGWARN, "out of PCMDs");
4210 cam_freeze_devq(ccb->ccb_h.path);
4211 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
4212 xpt_done(ccb);
4213 break;
4214 }
4215 error = isp_start((XS_T *) ccb);
4216 switch (error) {
4217 case CMD_QUEUED:
4218 XS_CMD_S_CLEAR(ccb);
4219 ccb->ccb_h.status |= CAM_SIM_QUEUED;
4220 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) {
4221 break;
4222 }
4223 ts = ccb->ccb_h.timeout;
4224 if (ts == CAM_TIME_DEFAULT) {
4225 ts = 60*1000;
4226 }
4227 ts = isp_mstohz(ts);
4228 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb);
4229 break;
4230 case CMD_RQLATER:
4231 /*
4232 * We get this result for FC devices if the loop state isn't ready yet
4233 * or if the device in question has gone zombie on us.
4234 *
4235 * If we've never seen Loop UP at all, we requeue this request and wait
4236 * for the initial loop up delay to expire.
4237 */
4238 lim = ISP_FC_PC(isp, bus)->loop_down_limit;
4239 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) {
4240 if (FCPARAM(isp, bus)->loop_seen_once == 0) {
4241 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime);
4242 } else {
4243 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d downtime (%d) > lim (%d)", XS_TGT(ccb), XS_LUN(ccb), ISP_FC_PC(isp, bus)->loop_down_time, lim);
4244 }
4245 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN;
4246 xpt_freeze_devq(ccb->ccb_h.path, 1);
4247 isp_free_pcmd(isp, ccb);
4248 xpt_done(ccb);
4249 break;
4250 }
4251 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb));
4252 cam_freeze_devq(ccb->ccb_h.path);
4253 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
4254 XS_SETERR(ccb, CAM_REQUEUE_REQ);
4255 isp_free_pcmd(isp, ccb);
4256 xpt_done(ccb);
4257 break;
4258 case CMD_EAGAIN:
4259 isp_free_pcmd(isp, ccb);
4260 cam_freeze_devq(ccb->ccb_h.path);
4261 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0);
4262 XS_SETERR(ccb, CAM_REQUEUE_REQ);
4263 xpt_done(ccb);
4264 break;
4265 case CMD_COMPLETE:
4266 isp_done((struct ccb_scsiio *) ccb);
4267 break;
4268 default:
4269 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__);
4270 XS_SETERR(ccb, CAM_REQ_CMP_ERR);
4271 isp_free_pcmd(isp, ccb);
4272 xpt_done(ccb);
4273 }
4274 break;
4275
4276#ifdef ISP_TARGET_MODE
4277 case XPT_EN_LUN: /* Enable/Disable LUN as a target */
4278 if (ccb->cel.enable) {
4279 isp_enable_lun(isp, ccb);
4280 } else {
4281 isp_disable_lun(isp, ccb);
4282 }
4283 break;
4284 case XPT_IMMED_NOTIFY:
4285 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */
4286 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
4287 {
4288 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun);
4289 if (tptr == NULL) {
4290 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
4291 }
4292 if (tptr == NULL) {
4293 const char *str;
4294 uint32_t tag;
4295
4296 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
4297 str = "XPT_IMMEDIATE_NOTIFY";
4298 tag = ccb->cin1.seq_id;
4299 } else {
4300 tag = ccb->atio.tag_id;
4301 str = "XPT_ACCEPT_TARGET_IO";
4302 }
4303 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str);
4304 dump_tstates(isp, XS_CHANNEL(ccb));
4305 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
4306 break;
4307 }
4308 ccb->ccb_h.sim_priv.entries[0].field = 0;
4309 ccb->ccb_h.sim_priv.entries[1].ptr = isp;
4310 ccb->ccb_h.flags = 0;
4311
4312 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
4313 if (ccb->atio.tag_id) {
4314 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id);
4315 if (atp) {
4316 isp_put_atpd(isp, tptr, atp);
4317 }
4318 }
4319 tptr->atio_count++;
4320 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle);
4321 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n",
4322 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count);
4323 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
4324 if (ccb->cin1.tag_id) {
4325 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id);
4326 if (ntp) {
4327 isp_put_ntpd(isp, tptr, ntp);
4328 }
4329 }
4330 tptr->inot_count++;
4331 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
4332 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n",
4333 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count);
4334 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
4335 tptr->inot_count++;
4336 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
4337 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n",
4338 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count);
4339 }
4340 rls_lun_statep(isp, tptr);
4341 ccb->ccb_h.status = CAM_REQ_INPROG;
4342 break;
4343 }
4344 case XPT_NOTIFY_ACK:
4345 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4346 break;
4347 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */
4348 {
4349 tstate_t *tptr;
4350 inot_private_data_t *ntp;
4351
4352 /*
4353 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb
4354 * XXX: matches that for the immediate notify, we have to *search* for the notify structure
4355 */
4356 /*
4357 * All the relevant path information is in the associated immediate notify
4358 */
4359 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);
4360 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr);
4361 if (ntp == NULL) {
4362 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__,
4363 ccb->cna2.tag_id, ccb->cna2.seq_id);
4364 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
4365 xpt_done(ccb);
4366 break;
4367 }
4368 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) {
4369 rls_lun_statep(isp, tptr);
4370 cam_freeze_devq(ccb->ccb_h.path);
4371 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
4372 XS_SETERR(ccb, CAM_REQUEUE_REQ);
4373 break;
4374 }
4375 isp_put_ntpd(isp, tptr, ntp);
4376 rls_lun_statep(isp, tptr);
4377 ccb->ccb_h.status = CAM_REQ_CMP;
4378 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);
4379 xpt_done(ccb);
4380 break;
4381 }
4382 case XPT_CONT_TARGET_IO:
4383 isp_target_start_ctio(isp, ccb);
4384 break;
4385#endif
4386 case XPT_RESET_DEV: /* BDR the specified SCSI device */
4387
4388 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path));
4389 tgt = ccb->ccb_h.target_id;
4390 tgt |= (bus << 16);
4391
4392 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt);
4393 if (error) {
4394 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4395 } else {
4396 ccb->ccb_h.status = CAM_REQ_CMP;
4397 }
4398 xpt_done(ccb);
4399 break;
4400 case XPT_ABORT: /* Abort the specified CCB */
4401 {
4402 union ccb *accb = ccb->cab.abort_ccb;
4403 switch (accb->ccb_h.func_code) {
4404#ifdef ISP_TARGET_MODE
4405 case XPT_ACCEPT_TARGET_IO:
4406 isp_target_mark_aborted(isp, accb);
4407 break;
4408#endif
4409 case XPT_SCSI_IO:
4410 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb);
4411 if (error) {
4412 ccb->ccb_h.status = CAM_UA_ABORT;
4413 } else {
4414 ccb->ccb_h.status = CAM_REQ_CMP;
4415 }
4416 break;
4417 default:
4418 ccb->ccb_h.status = CAM_REQ_INVALID;
4419 break;
4420 }
4421 /*
4422 * This is not a queued CCB, so the caller expects it to be
4423 * complete when control is returned.
4424 */
4425 break;
4426 }
4427#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS)
4428 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
4429 cts = &ccb->cts;
4430 if (!IS_CURRENT_SETTINGS(cts)) {
4431 ccb->ccb_h.status = CAM_REQ_INVALID;
4432 xpt_done(ccb);
4433 break;
4434 }
4435 tgt = cts->ccb_h.target_id;
4436 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path));
4437 if (IS_SCSI(isp)) {
4438 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
4439 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
4440 sdparam *sdp = SDPARAM(isp, bus);
4441 uint16_t *dptr;
4442
4443 if (spi->valid == 0 && scsi->valid == 0) {
4444 ccb->ccb_h.status = CAM_REQ_CMP;
4445 xpt_done(ccb);
4446 break;
4447 }
4448
4449 /*
4450 * We always update (internally) from goal_flags
4451 * so any request to change settings just gets
4452 * vectored to that location.
4453 */
4454 dptr = &sdp->isp_devparam[tgt].goal_flags;
4455
4456 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
4457 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0)
4458 *dptr |= DPARM_DISC;
4459 else
4460 *dptr &= ~DPARM_DISC;
4461 }
4462
4463 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
4464 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0)
4465 *dptr |= DPARM_TQING;
4466 else
4467 *dptr &= ~DPARM_TQING;
4468 }
4469
4470 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
4471 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT)
4472 *dptr |= DPARM_WIDE;
4473 else
4474 *dptr &= ~DPARM_WIDE;
4475 }
4476
4477 /*
4478 * XXX: FIX ME
4479 */
4480 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) {
4481 *dptr |= DPARM_SYNC;
4482 /*
4483 * XXX: CHECK FOR LEGALITY
4484 */
4485 sdp->isp_devparam[tgt].goal_period = spi->sync_period;
4486 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset;
4487 } else {
4488 *dptr &= ~DPARM_SYNC;
4489 }
4490 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%d) to flags %x off %x per %x", bus, tgt, cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags,
4491 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period);
4492 sdp->isp_devparam[tgt].dev_update = 1;
4493 sdp->update = 1;
4494 }
4495 ccb->ccb_h.status = CAM_REQ_CMP;
4496 xpt_done(ccb);
4497 break;
4498 case XPT_GET_TRAN_SETTINGS:
4499 cts = &ccb->cts;
4500 tgt = cts->ccb_h.target_id;
4501 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path));
4502 if (IS_FC(isp)) {
4503 fcparam *fcp = FCPARAM(isp, bus);
4504 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
4505 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc;
4506 unsigned int hdlidx;
4507
4508 cts->protocol = PROTO_SCSI;
4509 cts->protocol_version = SCSI_REV_2;
4510 cts->transport = XPORT_FC;
4511 cts->transport_version = 0;
4512
4513 scsi->valid = CTS_SCSI_VALID_TQ;
4514 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
4515 fc->valid = CTS_FC_VALID_SPEED;
4516 fc->bitrate = 100000;
4517 fc->bitrate *= fcp->isp_gbspeed;
4518 hdlidx = fcp->isp_dev_map[tgt] - 1;
4519 if (hdlidx < MAX_FC_TARG) {
4520 fcportdb_t *lp = &fcp->portdb[hdlidx];
4521 fc->wwnn = lp->node_wwn;
4522 fc->wwpn = lp->port_wwn;
4523 fc->port = lp->portid;
4524 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT;
4525 }
4526 } else {
4527 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
4528 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
4529 sdparam *sdp = SDPARAM(isp, bus);
4530 uint16_t dval, pval, oval;
4531
4532 if (IS_CURRENT_SETTINGS(cts)) {
4533 sdp->isp_devparam[tgt].dev_refresh = 1;
4534 sdp->update = 1;
4535 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
4536 dval = sdp->isp_devparam[tgt].actv_flags;
4537 oval = sdp->isp_devparam[tgt].actv_offset;
4538 pval = sdp->isp_devparam[tgt].actv_period;
4539 } else {
4540 dval = sdp->isp_devparam[tgt].nvrm_flags;
4541 oval = sdp->isp_devparam[tgt].nvrm_offset;
4542 pval = sdp->isp_devparam[tgt].nvrm_period;
4543 }
4544
4545 cts->protocol = PROTO_SCSI;
4546 cts->protocol_version = SCSI_REV_2;
4547 cts->transport = XPORT_SPI;
4548 cts->transport_version = 2;
4549
4550 spi->valid = 0;
4551 scsi->valid = 0;
4552 spi->flags = 0;
4553 scsi->flags = 0;
4554 if (dval & DPARM_DISC) {
4555 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
4556 }
4557 if ((dval & DPARM_SYNC) && oval && pval) {
4558 spi->sync_offset = oval;
4559 spi->sync_period = pval;
4560 } else {
4561 spi->sync_offset = 0;
4562 spi->sync_period = 0;
4563 }
4564 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
4565 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
4566 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
4567 if (dval & DPARM_WIDE) {
4568 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
4569 } else {
4570 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
4571 }
4572 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
4573 scsi->valid = CTS_SCSI_VALID_TQ;
4574 if (dval & DPARM_TQING) {
4575 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
4576 }
4577 spi->valid |= CTS_SPI_VALID_DISC;
4578 }
4579 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
4580 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval);
4581 }
4582 ccb->ccb_h.status = CAM_REQ_CMP;
4583 xpt_done(ccb);
4584 break;
4585
4586 case XPT_CALC_GEOMETRY:
4587 cam_calc_geometry(&ccb->ccg, 1);
4588 xpt_done(ccb);
4589 break;
4590
4591 case XPT_RESET_BUS: /* Reset the specified bus */
4592 bus = cam_sim_bus(sim);
4593 error = isp_control(isp, ISPCTL_RESET_BUS, bus);
4594 if (error) {
4595 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4596 xpt_done(ccb);
4597 break;
4598 }
4599 if (bootverbose) {
4600 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus);
4601 }
4602 if (IS_FC(isp)) {
4603 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0);
4604 } else {
4605 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0);
4606 }
4607 ccb->ccb_h.status = CAM_REQ_CMP;
4608 xpt_done(ccb);
4609 break;
4610
4611 case XPT_TERM_IO: /* Terminate the I/O process */
4612 ccb->ccb_h.status = CAM_REQ_INVALID;
4613 xpt_done(ccb);
4614 break;
4615
4616 case XPT_SET_SIM_KNOB: /* Set SIM knobs */
4617 {
4618 struct ccb_sim_knob *kp = &ccb->knob;
4619 fcparam *fcp;
4620
4621
4622 if (!IS_FC(isp)) {
4623 ccb->ccb_h.status = CAM_REQ_INVALID;
4624 xpt_done(ccb);
4625 break;
4626 }
4627
4628 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path));
4629 fcp = FCPARAM(isp, bus);
4630
4631 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) {
4632 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn;
4633 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn;
4634isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn);
4635 }
4636 ccb->ccb_h.status = CAM_REQ_CMP;
4637 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) {
4638 int rchange = 0;
4639 int newrole = 0;
4640
4641 switch (kp->xport_specific.fc.role) {
4642 case KNOB_ROLE_NONE:
4643 if (fcp->role != ISP_ROLE_NONE) {
4644 rchange = 1;
4645 newrole = ISP_ROLE_NONE;
4646 }
4647 break;
4648 case KNOB_ROLE_TARGET:
4649 if (fcp->role != ISP_ROLE_TARGET) {
4650 rchange = 1;
4651 newrole = ISP_ROLE_TARGET;
4652 }
4653 break;
4654 case KNOB_ROLE_INITIATOR:
4655 if (fcp->role != ISP_ROLE_INITIATOR) {
4656 rchange = 1;
4657 newrole = ISP_ROLE_INITIATOR;
4658 }
4659 break;
4660 case KNOB_ROLE_BOTH:
4661#if 0
4662 if (fcp->role != ISP_ROLE_BOTH) {
4663 rchange = 1;
4664 newrole = ISP_ROLE_BOTH;
4665 }
4666#else
4667 /*
4668 * We don't really support dual role at present on FC cards.
4669 *
4670 * We should, but a bunch of things are currently broken,
4671 * so don't allow it.
4672 */
4673 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present");
4674 ccb->ccb_h.status = CAM_REQ_INVALID;
4675#endif
4676 break;
4677 }
4678 if (rchange) {
4679 if (isp_fc_change_role(isp, bus, newrole) != 0) {
4680 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4681#ifdef ISP_TARGET_MODE
4682 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) {
4683 isp_enable_deferred_luns(isp, bus);
4684#endif
4685 }
4686 }
4687 }
4688 xpt_done(ccb);
4689 break;
4690 }
4691 case XPT_GET_SIM_KNOB: /* Set SIM knobs */
4692 {
4693 struct ccb_sim_knob *kp = &ccb->knob;
4694
4695 if (IS_FC(isp)) {
4696 fcparam *fcp;
4697
4698 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path));
4699 fcp = FCPARAM(isp, bus);
4700
4701 kp->xport_specific.fc.wwnn = fcp->isp_wwnn;
4702 kp->xport_specific.fc.wwpn = fcp->isp_wwpn;
4703 switch (fcp->role) {
4704 case ISP_ROLE_NONE:
4705 kp->xport_specific.fc.role = KNOB_ROLE_NONE;
4706 break;
4707 case ISP_ROLE_TARGET:
4708 kp->xport_specific.fc.role = KNOB_ROLE_TARGET;
4709 break;
4710 case ISP_ROLE_INITIATOR:
4711 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR;
4712 break;
4713 case ISP_ROLE_BOTH:
4714 kp->xport_specific.fc.role = KNOB_ROLE_BOTH;
4715 break;
4716 }
4717 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE;
4718 ccb->ccb_h.status = CAM_REQ_CMP;
4719 } else {
4720 ccb->ccb_h.status = CAM_REQ_INVALID;
4721 }
4722 xpt_done(ccb);
4723 break;
4724 }
4725 case XPT_PATH_INQ: /* Path routing inquiry */
4726 {
4727 struct ccb_pathinq *cpi = &ccb->cpi;
4728
4729 cpi->version_num = 1;
4730#ifdef ISP_TARGET_MODE
4731 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
4732#else
4733 cpi->target_sprt = 0;
4734#endif
4735 cpi->hba_eng_cnt = 0;
4736 cpi->max_target = ISP_MAX_TARGETS(isp) - 1;
4737 cpi->max_lun = ISP_MAX_LUNS(isp) - 1;
4738 cpi->bus_id = cam_sim_bus(sim);
4739 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path));
4740 if (IS_FC(isp)) {
4741 fcparam *fcp = FCPARAM(isp, bus);
4742
4743 cpi->hba_misc = PIM_NOBUSRESET;
4744
4745 /*
4746 * Because our loop ID can shift from time to time,
4747 * make our initiator ID out of range of our bus.
4748 */
4749 cpi->initiator_id = cpi->max_target + 1;
4750
4751 /*
4752 * Set base transfer capabilities for Fibre Channel, for this HBA.
4753 */
4754 if (IS_24XX(isp)) {
4755 cpi->base_transfer_speed = 4000000;
4756 } else if (IS_23XX(isp)) {
4757 cpi->base_transfer_speed = 2000000;
4758 } else {
4759 cpi->base_transfer_speed = 1000000;
4760 }
4761 cpi->hba_inquiry = PI_TAG_ABLE;
4762 cpi->transport = XPORT_FC;
4763 cpi->transport_version = 0;
4764 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn;
4765 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn;
4766 cpi->xport_specific.fc.port = fcp->isp_portid;
4767 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000;
4768 } else {
4769 sdparam *sdp = SDPARAM(isp, bus);
4770 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
4771 cpi->hba_misc = 0;
4772 cpi->initiator_id = sdp->isp_initiator_id;
4773 cpi->base_transfer_speed = 3300;
4774 cpi->transport = XPORT_SPI;
4775 cpi->transport_version = 2;
4776 }
4777 cpi->protocol = PROTO_SCSI;
4778 cpi->protocol_version = SCSI_REV_2;
4779 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
4780 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN);
4781 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
4782 cpi->unit_number = cam_sim_unit(sim);
4783 cpi->ccb_h.status = CAM_REQ_CMP;
4784 xpt_done(ccb);
4785 break;
4786 }
4787 default:
4788 ccb->ccb_h.status = CAM_REQ_INVALID;
4789 xpt_done(ccb);
4790 break;
4791 }
4792}
4793
4794#define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB)
4795
4796void
4797isp_done(XS_T *sccb)
4798{
4799 ispsoftc_t *isp = XS_ISP(sccb);
4800
4801 if (XS_NOERR(sccb))
4802 XS_SETERR(sccb, CAM_REQ_CMP);
4803
4804 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) {
4805 sccb->ccb_h.status &= ~CAM_STATUS_MASK;
4806 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) {
4807 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL;
4808 } else {
4809 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
4810 }
4811 }
4812
4813 sccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4814 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4815 isp_prt(isp, ISP_LOGDEBUG0, "target %d lun %d CAM status 0x%x SCSI status 0x%x", XS_TGT(sccb), XS_LUN(sccb), sccb->ccb_h.status, sccb->scsi_status);
4816 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) {
4817 sccb->ccb_h.status |= CAM_DEV_QFRZN;
4818 xpt_freeze_devq(sccb->ccb_h.path, 1);
4819 }
4820 }
4821
4822 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4823 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status);
4824 }
4825
4826 XS_CMD_S_DONE(sccb);
4827 callout_stop(&PISP_PCMD(sccb)->wdog);
4828 XS_CMD_S_CLEAR(sccb);
4829 isp_free_pcmd(isp, (union ccb *) sccb);
4830 xpt_done((union ccb *) sccb);
4831}
4832
4833void
4834isp_async(ispsoftc_t *isp, ispasync_t cmd, ...)
4835{
4836 int bus;
4837 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x";
4838 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x";
4839 char *msg = NULL;
4840 target_id_t tgt;
4841 fcportdb_t *lp;
4842 struct isp_fc *fc;
4843 struct cam_path *tmppath;
4844 va_list ap;
4845
4846 switch (cmd) {
4847 case ISPASYNC_NEW_TGT_PARAMS:
4848 {
4849 struct ccb_trans_settings_scsi *scsi;
4850 struct ccb_trans_settings_spi *spi;
4851 int flags, tgt;
4852 sdparam *sdp;
4853 struct ccb_trans_settings cts;
4854
4855 memset(&cts, 0, sizeof (struct ccb_trans_settings));
4856
4857 va_start(ap, cmd);
4858 bus = va_arg(ap, int);
4859 tgt = va_arg(ap, int);
4860 va_end(ap);
4861 sdp = SDPARAM(isp, bus);
4862
4863 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
4864 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus);
4865 break;
4866 }
4867 flags = sdp->isp_devparam[tgt].actv_flags;
4868 cts.type = CTS_TYPE_CURRENT_SETTINGS;
4869 cts.protocol = PROTO_SCSI;
4870 cts.transport = XPORT_SPI;
4871
4872 scsi = &cts.proto_specific.scsi;
4873 spi = &cts.xport_specific.spi;
4874
4875 if (flags & DPARM_TQING) {
4876 scsi->valid |= CTS_SCSI_VALID_TQ;
4877 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
4878 }
4879
4880 if (flags & DPARM_DISC) {
4881 spi->valid |= CTS_SPI_VALID_DISC;
4882 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
4883 }
4884 spi->flags |= CTS_SPI_VALID_BUS_WIDTH;
4885 if (flags & DPARM_WIDE) {
4886 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
4887 } else {
4888 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
4889 }
4890 if (flags & DPARM_SYNC) {
4891 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
4892 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
4893 spi->sync_period = sdp->isp_devparam[tgt].actv_period;
4894 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset;
4895 }
4896 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);
4897 xpt_setup_ccb(&cts.ccb_h, tmppath, 1);
4898 xpt_async(AC_TRANSFER_NEG, tmppath, &cts);
4899 xpt_free_path(tmppath);
4900 break;
4901 }
4902 case ISPASYNC_BUS_RESET:
4903 {
4904 va_start(ap, cmd);
4905 bus = va_arg(ap, int);
4906 va_end(ap);
4907 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus);
4908 if (IS_FC(isp)) {
4909 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL);
4910 } else {
4911 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL);
4912 }
4913 break;
4914 }
4915 case ISPASYNC_LIP:
4916 if (msg == NULL) {
4917 msg = "LIP Received";
4918 }
4919 /* FALLTHROUGH */
4920 case ISPASYNC_LOOP_RESET:
4921 if (msg == NULL) {
4922 msg = "LOOP Reset";
4923 }
4924 /* FALLTHROUGH */
4925 case ISPASYNC_LOOP_DOWN:
4926 {
4927 if (msg == NULL) {
4928 msg = "LOOP Down";
4929 }
4930 va_start(ap, cmd);
4931 bus = va_arg(ap, int);
4932 va_end(ap);
4933
4934 FCPARAM(isp, bus)->link_active = 0;
4935
4936 fc = ISP_FC_PC(isp, bus);
4937 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) {
4938 /*
4939 * We don't do any simq freezing if we are only in target mode
4940 */
4941 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) {
4942 if (fc->path) {
4943 isp_freeze_loopdown(isp, bus, msg);
4944 }
4945 if (!callout_active(&fc->ldt)) {
4946 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc);
4947 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime);
4948 }
4949 }
4950 }
4951 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg);
4952 break;
4953 }
4954 case ISPASYNC_LOOP_UP:
4955 va_start(ap, cmd);
4956 bus = va_arg(ap, int);
4957 va_end(ap);
4958 fc = ISP_FC_PC(isp, bus);
4959 /*
4960 * Now we just note that Loop has come up. We don't
4961 * actually do anything because we're waiting for a
4962 * Change Notify before activating the FC cleanup
4963 * thread to look at the state of the loop again.
4964 */
4965 FCPARAM(isp, bus)->link_active = 1;
4966 fc->loop_dead = 0;
4967 fc->loop_down_time = 0;
4968 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus);
4969 break;
4970 case ISPASYNC_DEV_ARRIVED:
4971 va_start(ap, cmd);
4972 bus = va_arg(ap, int);
4973 lp = va_arg(ap, fcportdb_t *);
4974 va_end(ap);
4975 fc = ISP_FC_PC(isp, bus);
4976 lp->reserved = 0;
4977 lp->gone_timer = 0;
4978 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) {
4979 int dbidx = lp - FCPARAM(isp, bus)->portdb;
4980 int i;
4981
4982 for (i = 0; i < MAX_FC_TARG; i++) {
4983 if (i >= FL_ID && i <= SNS_ID) {
4984 continue;
4985 }
4986 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) {
4987 break;
4988 }
4989 }
4990 if (i < MAX_FC_TARG) {
4991 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1;
4992 lp->dev_map_idx = i + 1;
4993 } else {
4994 isp_prt(isp, ISP_LOGWARN, "out of target ids");
4995 isp_dump_portdb(isp, bus);
4996 }
4997 }
4998 if (lp->dev_map_idx) {
4999 tgt = lp->dev_map_idx - 1;
5000 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5001 isp_make_here(isp, bus, tgt);
5002 } else {
5003 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5004 }
5005 break;
5006 case ISPASYNC_DEV_CHANGED:
5007 va_start(ap, cmd);
5008 bus = va_arg(ap, int);
5009 lp = va_arg(ap, fcportdb_t *);
5010 va_end(ap);
5011 fc = ISP_FC_PC(isp, bus);
5012 lp->reserved = 0;
5013 lp->gone_timer = 0;
5014 if (isp_change_is_bad) {
5015 lp->state = FC_PORTDB_STATE_NIL;
5016 if (lp->dev_map_idx) {
5017 tgt = lp->dev_map_idx - 1;
5018 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0;
5019 lp->dev_map_idx = 0;
5020 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad");
5021 isp_make_gone(isp, bus, tgt);
5022 } else {
5023 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed",
5024 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5025 }
5026 } else {
5027 lp->portid = lp->new_portid;
5028 lp->roles = lp->new_roles;
5029 if (lp->dev_map_idx) {
5030 int t = lp->dev_map_idx - 1;
5031 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1;
5032 tgt = lp->dev_map_idx - 1;
5033 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt,
5034 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5035 } else {
5036 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5037 }
5038 }
5039 break;
5040 case ISPASYNC_DEV_STAYED:
5041 va_start(ap, cmd);
5042 bus = va_arg(ap, int);
5043 lp = va_arg(ap, fcportdb_t *);
5044 va_end(ap);
5045 if (lp->dev_map_idx) {
5046 tgt = lp->dev_map_idx - 1;
5047 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt,
5048 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5049 } else {
5050 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed",
5051 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5052 }
5053 break;
5054 case ISPASYNC_DEV_GONE:
5055 va_start(ap, cmd);
5056 bus = va_arg(ap, int);
5057 lp = va_arg(ap, fcportdb_t *);
5058 va_end(ap);
5059 fc = ISP_FC_PC(isp, bus);
5060 /*
5061 * If this has a virtual target and we haven't marked it
5062 * that we're going to have isp_gdt tell the OS it's gone,
5063 * set the isp_gdt timer running on it.
5064 *
5065 * If it isn't marked that isp_gdt is going to get rid of it,
5066 * announce that it's gone.
5067 *
5068 */
5069 if (lp->dev_map_idx && lp->reserved == 0) {
5070 lp->reserved = 1;
5071 lp->state = FC_PORTDB_STATE_ZOMBIE;
5072 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time;
5073 if (fc->ready && !callout_active(&fc->gdt)) {
5074 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime);
5075 callout_reset(&fc->gdt, hz, isp_gdt, fc);
5076 }
5077 tgt = lp->dev_map_idx - 1;
5078 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5079 } else if (lp->reserved == 0) {
5080 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5081 }
5082 break;
5083 case ISPASYNC_CHANGE_NOTIFY:
5084 {
5085 char *msg;
5086 int evt, nphdl, nlstate, reason;
5087
5088 va_start(ap, cmd);
5089 bus = va_arg(ap, int);
5090 evt = va_arg(ap, int);
5091 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) {
5092 nphdl = va_arg(ap, int);
5093 nlstate = va_arg(ap, int);
5094 reason = va_arg(ap, int);
5095 } else {
5096 nphdl = NIL_HANDLE;
5097 nlstate = reason = 0;
5098 }
5099 va_end(ap);
5100 fc = ISP_FC_PC(isp, bus);
5101
5102 if (evt == ISPASYNC_CHANGE_PDB) {
5103 msg = "Chan %d Port Database Changed";
5104 } else if (evt == ISPASYNC_CHANGE_SNS) {
5105 msg = "Chan %d Name Server Database Changed";
5106 } else {
5107 msg = "Chan %d Other Change Notify";
5108 }
5109
5110 /*
5111 * If the loop down timer is running, cancel it.
5112 */
5113 if (fc->ready && callout_active(&fc->ldt)) {
5114 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime);
5115 callout_stop(&fc->ldt);
5116 }
5117 isp_prt(isp, ISP_LOGINFO, msg, bus);
5118 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) {
5119 isp_freeze_loopdown(isp, bus, msg);
5120 }
5121 wakeup(fc);
5122 break;
5123 }
5124#ifdef ISP_TARGET_MODE
5125 case ISPASYNC_TARGET_NOTIFY:
5126 {
5127 isp_notify_t *notify;
5128 va_start(ap, cmd);
5129 notify = va_arg(ap, isp_notify_t *);
5130 va_end(ap);
5131 switch (notify->nt_ncode) {
5132 case NT_ABORT_TASK:
5133 case NT_ABORT_TASK_SET:
5134 case NT_CLEAR_ACA:
5135 case NT_CLEAR_TASK_SET:
5136 case NT_LUN_RESET:
5137 case NT_TARGET_RESET:
5138 /*
5139 * These are task management functions.
5140 */
5141 isp_handle_platform_target_tmf(isp, notify);
5142 break;
5143 case NT_BUS_RESET:
5144 case NT_LIP_RESET:
5145 case NT_LINK_UP:
5146 case NT_LINK_DOWN:
5147 /*
5148 * No action need be taken here.
5149 */
5150 break;
5151 case NT_HBA_RESET:
5152 isp_del_all_wwn_entries(isp, ISP_NOCHAN);
5153 break;
5154 case NT_LOGOUT:
5155 /*
5156 * This is device arrival/departure notification
5157 */
5158 isp_handle_platform_target_notify_ack(isp, notify);
5159 break;
5160 case NT_ARRIVED:
5161 {
5162 struct ac_contract ac;
5163 struct ac_device_changed *fc;
5164
5165 ac.contract_number = AC_CONTRACT_DEV_CHG;
5166 fc = (struct ac_device_changed *) ac.contract_data;
5167 fc->wwpn = notify->nt_wwn;
5168 fc->port = notify->nt_sid;
5169 fc->target = notify->nt_nphdl;
5170 fc->arrived = 1;
5171 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac);
5172 break;
5173 }
5174 case NT_DEPARTED:
5175 {
5176 struct ac_contract ac;
5177 struct ac_device_changed *fc;
5178
5179 ac.contract_number = AC_CONTRACT_DEV_CHG;
5180 fc = (struct ac_device_changed *) ac.contract_data;
5181 fc->wwpn = notify->nt_wwn;
5182 fc->port = notify->nt_sid;
5183 fc->target = notify->nt_nphdl;
5184 fc->arrived = 0;
5185 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac);
5186 break;
5187 }
5188 default:
5189 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode);
5190 isp_handle_platform_target_notify_ack(isp, notify);
5191 break;
5192 }
5193 break;
5194 }
5195 case ISPASYNC_TARGET_ACTION:
5196 {
5197 isphdr_t *hp;
5198
5199 va_start(ap, cmd);
5200 hp = va_arg(ap, isphdr_t *);
5201 va_end(ap);
5202 switch (hp->rqs_entry_type) {
5203 default:
5204 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type);
5205 break;
5206 case RQSTYPE_NOTIFY:
5207 if (IS_SCSI(isp)) {
5208 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp);
5209 } else if (IS_24XX(isp)) {
5210 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp);
5211 } else {
5212 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp);
5213 }
5214 break;
5215 case RQSTYPE_ATIO:
5216 if (IS_24XX(isp)) {
5217 isp_handle_platform_atio7(isp, (at7_entry_t *) hp);
5218 } else {
5219 isp_handle_platform_atio(isp, (at_entry_t *) hp);
5220 }
5221 break;
5222 case RQSTYPE_ATIO2:
5223 isp_handle_platform_atio2(isp, (at2_entry_t *) hp);
5224 break;
5225 case RQSTYPE_CTIO7:
5226 case RQSTYPE_CTIO3:
5227 case RQSTYPE_CTIO2:
5228 case RQSTYPE_CTIO:
5229 isp_handle_platform_ctio(isp, hp);
5230 break;
5231 case RQSTYPE_ABTS_RCVD:
5232 {
5233 abts_t *abts = (abts_t *)hp;
5234 isp_notify_t notify, *nt = &notify;
5235 tstate_t *tptr;
5236 fcportdb_t *lp;
5237 uint16_t chan;
5238 uint32_t sid, did;
5239
5240 did = (abts->abts_did_hi << 16) | abts->abts_did_lo;
5241 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo;
5242 ISP_MEMZERO(nt, sizeof (isp_notify_t));
5243
5244 nt->nt_hba = isp;
5245 nt->nt_did = did;
5246 nt->nt_nphdl = abts->abts_nphdl;
5247 nt->nt_sid = sid;
5248 isp_find_chan_by_did(isp, did, &chan);
5249 if (chan == ISP_NOCHAN) {
5250 nt->nt_tgt = TGT_ANY;
5251 } else {
5252 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn;
5253 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) {
5254 nt->nt_wwn = lp->port_wwn;
5255 } else {
5256 nt->nt_wwn = INI_ANY;
5257 }
5258 }
5259 /*
5260 * Try hard to find the lun for this command.
5261 */
5262 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task);
5263 if (tptr) {
5264 nt->nt_lun = xpt_path_lun_id(tptr->owner);
5265 rls_lun_statep(isp, tptr);
5266 } else {
5267 nt->nt_lun = LUN_ANY;
5268 }
5269 nt->nt_need_ack = 1;
5270 nt->nt_tagval = abts->abts_rxid_task;
5271 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32);
5272 if (abts->abts_rxid_task == ISP24XX_NO_TASK) {
5273 isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x has no task id (rx_id 0x%04x ox_id 0x%04x)",
5274 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id);
5275 } else {
5276 isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x for task 0x%x (rx_id 0x%04x ox_id 0x%04x)",
5277 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id);
5278 }
5279 nt->nt_channel = chan;
5280 nt->nt_ncode = NT_ABORT_TASK;
5281 nt->nt_lreserved = hp;
5282 isp_handle_platform_target_tmf(isp, nt);
5283 break;
5284 }
5285 case RQSTYPE_ENABLE_LUN:
5286 case RQSTYPE_MODIFY_LUN:
5287 isp_ledone(isp, (lun_entry_t *) hp);
5288 break;
5289 }
5290 break;
5291 }
5292#endif
5293 case ISPASYNC_FW_CRASH:
5294 {
5295 uint16_t mbox1, mbox6;
5296 mbox1 = ISP_READ(isp, OUTMAILBOX1);
5297 if (IS_DUALBUS(isp)) {
5298 mbox6 = ISP_READ(isp, OUTMAILBOX6);
5299 } else {
5300 mbox6 = 0;
5301 }
5302 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1);
5303 mbox1 = isp->isp_osinfo.mbox_sleep_ok;
5304 isp->isp_osinfo.mbox_sleep_ok = 0;
5305 isp_reinit(isp, 1);
5306 isp->isp_osinfo.mbox_sleep_ok = mbox1;
5307 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL);
5308 break;
5309 }
5310 default:
5311 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd);
5312 break;
5313 }
5314}
5315
5316
5317/*
5318 * Locks are held before coming here.
5319 */
5320void
5321isp_uninit(ispsoftc_t *isp)
5322{
5323 if (IS_24XX(isp)) {
5324 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
5325 } else {
5326 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
5327 }
5328 ISP_DISABLE_INTS(isp);
5329}
5330
5331/*
5332 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them
5333 * up from our platform default (defww{p|n}n) and morph them based upon
5334 * channel.
5335 *
5336 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them
5337 * based upon channel.
5338 */
5339
5340uint64_t
5341isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn)
5342{
5343 uint64_t seed;
5344 struct isp_fc *fc = ISP_FC_PC(isp, chan);
5345
5346 /*
5347 * If we're asking for a active WWN, the default overrides get
5348 * returned, otherwise the NVRAM value is picked.
5349 *
5350 * If we're asking for a default WWN, we just pick the default override.
5351 */
5352 if (isactive) {
5353 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn;
5354 if (seed) {
5355 return (seed);
5356 }
5357 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram;
5358 if (seed) {
5359 return (seed);
5360 }
5361 return (0x400000007F000009ull);
5362 } else {
5363 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn;
5364 }
5365
5366
5367 /*
5368 * For channel zero just return what we have. For either ACTIVE or
5369 * DEFAULT cases, we depend on default override of NVRAM values for
5370 * channel zero.
5371 */
5372 if (chan == 0) {
5373 return (seed);
5374 }
5375
5376 /*
5377 * For other channels, we are doing one of three things:
5378 *
5379 * 1. If what we have now is non-zero, return it. Otherwise we morph
5380 * values from channel 0. 2. If we're here for a WWPN we synthesize
5381 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a
5382 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA.
5383 */
5384
5385 if (seed) {
5386 return (seed);
5387 }
5388 if (isactive) {
5389 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram;
5390 } else {
5391 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn;
5392 }
5393
5394 if (((seed >> 60) & 0xf) == 2) {
5395 /*
5396 * The type 2 NAA fields for QLogic cards appear be laid out
5397 * thusly:
5398 *
5399 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56
5400 * port (1) or node (0) WWN distinguishor bit 48
5401 * physical port on dual-port chips (23XX/24XX)
5402 *
5403 * This is somewhat nutty, particularly since bit 48 is
5404 * irrelevant as they assign separate serial numbers to
5405 * different physical ports anyway.
5406 *
5407 * We'll stick our channel number plus one first into bits
5408 * 57..59 and thence into bits 52..55 which allows for 8 bits
5409 * of channel which is comfortably more than our maximum
5410 * (126) now.
5411 */
5412 seed &= ~0x0FF0000000000000ULL;
5413 if (iswwnn == 0) {
5414 seed |= ((uint64_t) (chan + 1) & 0xf) << 56;
5415 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52;
5416 }
5417 } else {
5418 seed = 0;
5419 }
5420 return (seed);
5421}
5422
5423void
5424isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...)
5425{
5426 va_list ap;
5427 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) {
5428 return;
5429 }
5430 printf("%s: ", device_get_nameunit(isp->isp_dev));
5431 va_start(ap, fmt);
5432 vprintf(fmt, ap);
5433 va_end(ap);
5434 printf("\n");
5435}
5436
5437void
5438isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...)
5439{
5440 va_list ap;
5441 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) {
5442 return;
5443 }
5444 xpt_print_path(xs->ccb_h.path);
5445 va_start(ap, fmt);
5446 vprintf(fmt, ap);
5447 va_end(ap);
5448 printf("\n");
5449}
5450
5451uint64_t
5452isp_nanotime_sub(struct timespec *b, struct timespec *a)
5453{
5454 uint64_t elapsed;
5455 struct timespec x = *b;
5456 timespecsub(&x, a);
5457 elapsed = GET_NANOSEC(&x);
5458 if (elapsed == 0)
5459 elapsed++;
5460 return (elapsed);
5461}
5462
5463int
5464isp_mbox_acquire(ispsoftc_t *isp)
5465{
5466 if (isp->isp_osinfo.mboxbsy) {
5467 return (1);
5468 } else {
5469 isp->isp_osinfo.mboxcmd_done = 0;
5470 isp->isp_osinfo.mboxbsy = 1;
5471 return (0);
5472 }
5473}
5474
5475void
5476isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp)
5477{
5478 unsigned int usecs = mbp->timeout;
5479 unsigned int max, olim, ilim;
5480
5481 if (usecs == 0) {
5482 usecs = MBCMD_DEFAULT_TIMEOUT;
5483 }
5484 max = isp->isp_mbxwrk0 + 1;
5485
5486 if (isp->isp_osinfo.mbox_sleep_ok) {
5487 unsigned int ms = (usecs + 999) / 1000;
5488
5489 isp->isp_osinfo.mbox_sleep_ok = 0;
5490 isp->isp_osinfo.mbox_sleeping = 1;
5491 for (olim = 0; olim < max; olim++) {
5492 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms));
5493 if (isp->isp_osinfo.mboxcmd_done) {
5494 break;
5495 }
5496 }
5497 isp->isp_osinfo.mbox_sleep_ok = 1;
5498 isp->isp_osinfo.mbox_sleeping = 0;
5499 } else {
5500 for (olim = 0; olim < max; olim++) {
5501 for (ilim = 0; ilim < usecs; ilim += 100) {
5502 uint32_t isr;
5503 uint16_t sema, mbox;
5504 if (isp->isp_osinfo.mboxcmd_done) {
5505 break;
5506 }
5507 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
5508 isp_intr(isp, isr, sema, mbox);
5509 if (isp->isp_osinfo.mboxcmd_done) {
5510 break;
5511 }
5512 }
5513 ISP_DELAY(100);
5514 }
5515 if (isp->isp_osinfo.mboxcmd_done) {
5516 break;
5517 }
5518 }
5519 }
5520 if (isp->isp_osinfo.mboxcmd_done == 0) {
5521 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)",
5522 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno);
5523 mbp->param[0] = MBOX_TIMEOUT;
5524 isp->isp_osinfo.mboxcmd_done = 1;
5525 }
5526}
5527
5528void
5529isp_mbox_notify_done(ispsoftc_t *isp)
5530{
5531 if (isp->isp_osinfo.mbox_sleeping) {
5532 wakeup(&isp->isp_mbxworkp);
5533 }
5534 isp->isp_osinfo.mboxcmd_done = 1;
5535}
5536
5537void
5538isp_mbox_release(ispsoftc_t *isp)
5539{
5540 isp->isp_osinfo.mboxbsy = 0;
5541}
5542
5543int
5544isp_fc_scratch_acquire(ispsoftc_t *isp, int chan)
5545{
5546 int ret = 0;
5547 if (isp->isp_osinfo.pc.fc[chan].fcbsy) {
5548 ret = -1;
5549 } else {
5550 isp->isp_osinfo.pc.fc[chan].fcbsy = 1;
5551 }
5552 return (ret);
5553}
5554
5555int
5556isp_mstohz(int ms)
5557{
5558 int hz;
5559 struct timeval t;
5560 t.tv_sec = ms / 1000;
5561 t.tv_usec = (ms % 1000) * 1000;
5562 hz = tvtohz(&t);
5563 if (hz < 0) {
5564 hz = 0x7fffffff;
5565 }
5566 if (hz == 0) {
5567 hz = 1;
5568 }
5569 return (hz);
5570}
5571
5572void
5573isp_platform_intr(void *arg)
5574{
5575 ispsoftc_t *isp = arg;
5576 uint32_t isr;
5577 uint16_t sema, mbox;
5578
5579 ISP_LOCK(isp);
5580 isp->isp_intcnt++;
5581 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) {
5582 isp->isp_intbogus++;
5583 } else {
5584 isp_intr(isp, isr, sema, mbox);
5585 }
5586 ISP_UNLOCK(isp);
5587}
5588
5589void
5590isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl)
5591{
5592 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
5593 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD);
5594 } else {
5595 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE);
5596 }
5597 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap);
5598}
5599
5600void
5601isp_timer(void *arg)
5602{
5603 ispsoftc_t *isp = arg;
5604#ifdef ISP_TARGET_MODE
5605 isp_tmcmd_restart(isp);
5606#endif
5607 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp);
5608}