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 208119 2010-05-15 20:26:10Z 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 fc->gone_device_time = isp_gone_device_time;
145 fc->loop_down_limit = isp_loop_down_limit;
146 fc->hysteresis = isp_fabric_hysteresis;
147 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0);
148 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0);
149
150 /*
151 * We start by being "loop down" if we have an initiator role
152 */
153 if (fcp->role & ISP_ROLE_INITIATOR) {
154 isp_freeze_loopdown(isp, chan, "isp_attach");
155 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc);
156 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime);
157 }
158 ISP_UNLOCK(isp);
159 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
160 xpt_free_path(fc->path);
161 ISP_LOCK(isp);
162 if (callout_active(&fc->ldt)) {
163 callout_stop(&fc->ldt);
164 }
165 xpt_bus_deregister(cam_sim_path(fc->sim));
166 ISP_UNLOCK(isp);
167 cam_sim_free(fc->sim, FALSE);
168 return (ENOMEM);
169 }
170#ifdef ISP_INTERNAL_TARGET
171 ISP_SET_PC(isp, chan, proc_active, 1);
172 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)) {
173 ISP_SET_PC(isp, chan, proc_active, 0);
174 isp_prt(isp, ISP_LOGERR, "cannot create test target thread");
175 }
176#endif
177 }
178 return (0);
179}
180
181int
182isp_attach(ispsoftc_t *isp)
183{
184 const char *nu = device_get_nameunit(isp->isp_osinfo.dev);
185 int du = device_get_unit(isp->isp_dev);
186 int chan;
187
188 isp->isp_osinfo.ehook.ich_func = isp_intr_enable;
189 isp->isp_osinfo.ehook.ich_arg = isp;
190 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) {
191 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook");
192 return (-EIO);
193 }
194 isp->isp_osinfo.ehook_active = 1;
195
196
197 /*
198 * Create the device queue for our SIM(s).
199 */
200 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds);
201 if (isp->isp_osinfo.devq == NULL) {
202 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
203 return (EIO);
204 }
205
206 for (chan = 0; chan < isp->isp_nchan; chan++) {
207 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) {
208 goto unwind;
209 }
210 }
211
212 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0);
213 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp);
214 isp->isp_osinfo.timer_active = 1;
215
216 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu);
217 if (isp->isp_osinfo.cdev) {
218 isp->isp_osinfo.cdev->si_drv1 = isp;
219 }
220 return (0);
221
222unwind:
223 while (--chan >= 0) {
224 struct cam_sim *sim;
225 struct cam_path *path;
226 if (IS_FC(isp)) {
227 sim = ISP_FC_PC(isp, chan)->sim;
228 path = ISP_FC_PC(isp, chan)->path;
229 } else {
230 sim = ISP_SPI_PC(isp, chan)->sim;
231 path = ISP_SPI_PC(isp, chan)->path;
232 }
233 xpt_free_path(path);
234 ISP_LOCK(isp);
235 xpt_bus_deregister(cam_sim_path(sim));
236 ISP_UNLOCK(isp);
237 cam_sim_free(sim, FALSE);
238 }
239 if (isp->isp_osinfo.ehook_active) {
240 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
241 isp->isp_osinfo.ehook_active = 0;
242 }
243 if (isp->isp_osinfo.cdev) {
244 destroy_dev(isp->isp_osinfo.cdev);
245 isp->isp_osinfo.cdev = NULL;
246 }
247 cam_simq_free(isp->isp_osinfo.devq);
248 isp->isp_osinfo.devq = NULL;
249 return (-1);
250}
251
252void
253isp_detach(ispsoftc_t *isp)
254{
255 int chan;
256
257 ISP_LOCK(isp);
258 if (isp->isp_osinfo.timer_active) {
259 callout_stop(&isp->isp_osinfo.tmo);
260 isp->isp_osinfo.timer_active = 0;
261 }
262 ISP_UNLOCK(isp);
263 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) {
264 struct cam_sim *sim;
265 struct cam_path *path;
266 if (IS_FC(isp)) {
267 sim = ISP_FC_PC(isp, chan)->sim;
268 path = ISP_FC_PC(isp, chan)->path;
269 } else {
270 sim = ISP_SPI_PC(isp, chan)->sim;
271 path = ISP_SPI_PC(isp, chan)->path;
272 }
273 xpt_free_path(path);
274 ISP_LOCK(isp);
275 xpt_bus_deregister(cam_sim_path(sim));
276 ISP_UNLOCK(isp);
277 cam_sim_free(sim, FALSE);
278 }
279 if (isp->isp_osinfo.cdev) {
280 destroy_dev(isp->isp_osinfo.cdev);
281 isp->isp_osinfo.cdev = NULL;
282 }
283 if (isp->isp_osinfo.ehook_active) {
284 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
285 isp->isp_osinfo.ehook_active = 0;
286 }
287 if (isp->isp_osinfo.devq == NULL) {
288 cam_simq_free(isp->isp_osinfo.devq);
289 isp->isp_osinfo.devq = NULL;
290 }
291}
292
293static void
294isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg)
295{
296 if (IS_FC(isp)) {
297 struct isp_fc *fc = ISP_FC_PC(isp, chan);
298 if (fc->simqfrozen == 0) {
299 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan);
300 fc->simqfrozen = SIMQFRZ_LOOPDOWN;
301 xpt_freeze_simq(fc->sim, 1);
302 } else {
303 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan);
304 fc->simqfrozen |= SIMQFRZ_LOOPDOWN;
305 }
306 }
307}
308
309
310static int
311ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td)
312{
313 ispsoftc_t *isp;
314 int nr, chan, retval = ENOTTY;
315
316 isp = dev->si_drv1;
317
318 switch (c) {
319 case ISP_SDBLEV:
320 {
321 int olddblev = isp->isp_dblev;
322 isp->isp_dblev = *(int *)addr;
323 *(int *)addr = olddblev;
324 retval = 0;
325 break;
326 }
327 case ISP_GETROLE:
328 chan = *(int *)addr;
329 if (chan < 0 || chan >= isp->isp_nchan) {
330 retval = -ENXIO;
331 break;
332 }
333 if (IS_FC(isp)) {
334 *(int *)addr = FCPARAM(isp, chan)->role;
335 } else {
336 *(int *)addr = SDPARAM(isp, chan)->role;
337 }
338 retval = 0;
339 break;
340 case ISP_SETROLE:
341 nr = *(int *)addr;
342 chan = nr >> 8;
343 if (chan < 0 || chan >= isp->isp_nchan) {
344 retval = -ENXIO;
345 break;
346 }
347 nr &= 0xff;
348 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) {
349 retval = EINVAL;
350 break;
351 }
352 if (IS_FC(isp)) {
353 /*
354 * We don't really support dual role at present on FC cards.
355 *
356 * We should, but a bunch of things are currently broken,
357 * so don't allow it.
358 */
359 if (nr == ISP_ROLE_BOTH) {
360 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present");
361 retval = EINVAL;
362 break;
363 }
364 *(int *)addr = FCPARAM(isp, chan)->role;
365#ifdef ISP_INTERNAL_TARGET
366 ISP_LOCK(isp);
367 retval = isp_fc_change_role(isp, chan, nr);
368 ISP_UNLOCK(isp);
369#else
370 FCPARAM(isp, chan)->role = nr;
371#endif
372 } else {
373 *(int *)addr = SDPARAM(isp, chan)->role;
374 SDPARAM(isp, chan)->role = nr;
375 }
376 retval = 0;
377 break;
378
379 case ISP_RESETHBA:
380 ISP_LOCK(isp);
381#ifdef ISP_TARGET_MODE
382 isp_del_all_wwn_entries(isp, ISP_NOCHAN);
383#endif
384 isp_reinit(isp, 0);
385 ISP_UNLOCK(isp);
386 retval = 0;
387 break;
388
389 case ISP_RESCAN:
390 if (IS_FC(isp)) {
391 chan = *(int *)addr;
392 if (chan < 0 || chan >= isp->isp_nchan) {
393 retval = -ENXIO;
394 break;
395 }
396 ISP_LOCK(isp);
397 if (isp_fc_runstate(isp, chan, 5 * 1000000)) {
398 retval = EIO;
399 } else {
400 retval = 0;
401 }
402 ISP_UNLOCK(isp);
403 }
404 break;
405
406 case ISP_FC_LIP:
407 if (IS_FC(isp)) {
408 chan = *(int *)addr;
409 if (chan < 0 || chan >= isp->isp_nchan) {
410 retval = -ENXIO;
411 break;
412 }
413 ISP_LOCK(isp);
414 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) {
415 retval = EIO;
416 } else {
417 retval = 0;
418 }
419 ISP_UNLOCK(isp);
420 }
421 break;
422 case ISP_FC_GETDINFO:
423 {
424 struct isp_fc_device *ifc = (struct isp_fc_device *) addr;
425 fcportdb_t *lp;
426
427 if (IS_SCSI(isp)) {
428 break;
429 }
430 if (ifc->loopid >= MAX_FC_TARG) {
431 retval = EINVAL;
432 break;
433 }
434 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid];
435 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) {
436 ifc->role = lp->roles;
437 ifc->loopid = lp->handle;
438 ifc->portid = lp->portid;
439 ifc->node_wwn = lp->node_wwn;
440 ifc->port_wwn = lp->port_wwn;
441 retval = 0;
442 } else {
443 retval = ENODEV;
444 }
445 break;
446 }
447 case ISP_GET_STATS:
448 {
449 isp_stats_t *sp = (isp_stats_t *) addr;
450
451 ISP_MEMZERO(sp, sizeof (*sp));
452 sp->isp_stat_version = ISP_STATS_VERSION;
453 sp->isp_type = isp->isp_type;
454 sp->isp_revision = isp->isp_revision;
455 ISP_LOCK(isp);
456 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt;
457 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus;
458 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc;
459 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync;
460 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt;
461 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt;
462 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater;
463 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater;
464 ISP_UNLOCK(isp);
465 retval = 0;
466 break;
467 }
468 case ISP_CLR_STATS:
469 ISP_LOCK(isp);
470 isp->isp_intcnt = 0;
471 isp->isp_intbogus = 0;
472 isp->isp_intmboxc = 0;
473 isp->isp_intoasync = 0;
474 isp->isp_rsltccmplt = 0;
475 isp->isp_fphccmplt = 0;
476 isp->isp_rscchiwater = 0;
477 isp->isp_fpcchiwater = 0;
478 ISP_UNLOCK(isp);
479 retval = 0;
480 break;
481 case ISP_FC_GETHINFO:
482 {
483 struct isp_hba_device *hba = (struct isp_hba_device *) addr;
484 int chan = hba->fc_channel;
485
486 if (chan < 0 || chan >= isp->isp_nchan) {
487 retval = ENXIO;
488 break;
489 }
490 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev);
491 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev);
492 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev);
493 hba->fc_nchannels = isp->isp_nchan;
494 if (IS_FC(isp)) {
495 hba->fc_nports = MAX_FC_TARG;
496 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed;
497 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1;
498 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid;
499 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram;
500 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram;
501 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn;
502 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn;
503 } else {
504 hba->fc_nports = MAX_TARGETS;
505 hba->fc_speed = 0;
506 hba->fc_topology = 0;
507 hba->nvram_node_wwn = 0ull;
508 hba->nvram_port_wwn = 0ull;
509 hba->active_node_wwn = 0ull;
510 hba->active_port_wwn = 0ull;
511 }
512 retval = 0;
513 break;
514 }
515 case ISP_TSK_MGMT:
516 {
517 int needmarker;
518 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr;
519 uint16_t loopid;
520 mbreg_t mbs;
521
522 if (IS_SCSI(isp)) {
523 break;
524 }
525
526 chan = fct->chan;
527 if (chan < 0 || chan >= isp->isp_nchan) {
528 retval = -ENXIO;
529 break;
530 }
531
532 needmarker = retval = 0;
533 loopid = fct->loopid;
534 ISP_LOCK(isp);
535 if (IS_24XX(isp)) {
536 uint8_t local[QENTRY_LEN];
537 isp24xx_tmf_t *tmf;
538 isp24xx_statusreq_t *sp;
539 fcparam *fcp = FCPARAM(isp, chan);
540 fcportdb_t *lp;
541 int i;
542
543 for (i = 0; i < MAX_FC_TARG; i++) {
544 lp = &fcp->portdb[i];
545 if (lp->handle == loopid) {
546 break;
547 }
548 }
549 if (i == MAX_FC_TARG) {
550 retval = ENXIO;
551 ISP_UNLOCK(isp);
552 break;
553 }
554 /* XXX VALIDATE LP XXX */
555 tmf = (isp24xx_tmf_t *) local;
556 ISP_MEMZERO(tmf, QENTRY_LEN);
557 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
558 tmf->tmf_header.rqs_entry_count = 1;
559 tmf->tmf_nphdl = lp->handle;
560 tmf->tmf_delay = 2;
561 tmf->tmf_timeout = 2;
562 tmf->tmf_tidlo = lp->portid;
563 tmf->tmf_tidhi = lp->portid >> 16;
564 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
565 tmf->tmf_lun[1] = fct->lun & 0xff;
566 if (fct->lun >= 256) {
567 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8);
568 }
569 switch (fct->action) {
570 case IPT_CLEAR_ACA:
571 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA;
572 break;
573 case IPT_TARGET_RESET:
574 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
575 needmarker = 1;
576 break;
577 case IPT_LUN_RESET:
578 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET;
579 needmarker = 1;
580 break;
581 case IPT_CLEAR_TASK_SET:
582 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET;
583 needmarker = 1;
584 break;
585 case IPT_ABORT_TASK_SET:
586 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET;
587 needmarker = 1;
588 break;
589 default:
590 retval = EINVAL;
591 break;
592 }
593 if (retval) {
594 ISP_UNLOCK(isp);
595 break;
596 }
597 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
598 mbs.param[1] = QENTRY_LEN;
599 mbs.param[2] = DMA_WD1(fcp->isp_scdma);
600 mbs.param[3] = DMA_WD0(fcp->isp_scdma);
601 mbs.param[6] = DMA_WD3(fcp->isp_scdma);
602 mbs.param[7] = DMA_WD2(fcp->isp_scdma);
603
604 if (FC_SCRATCH_ACQUIRE(isp, chan)) {
605 ISP_UNLOCK(isp);
606 retval = ENOMEM;
607 break;
608 }
609 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch);
610 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN);
611 sp = (isp24xx_statusreq_t *) local;
612 sp->req_completion_status = 1;
613 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
614 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN);
615 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp);
616 FC_SCRATCH_RELEASE(isp, chan);
617 if (retval || sp->req_completion_status != 0) {
618 FC_SCRATCH_RELEASE(isp, chan);
619 retval = EIO;
620 }
621 if (retval == 0) {
622 if (needmarker) {
623 fcp->sendmarker = 1;
624 }
625 }
626 } else {
627 MBSINIT(&mbs, 0, MBLOGALL, 0);
628 if (ISP_CAP_2KLOGIN(isp) == 0) {
629 loopid <<= 8;
630 }
631 switch (fct->action) {
632 case IPT_CLEAR_ACA:
633 mbs.param[0] = MBOX_CLEAR_ACA;
634 mbs.param[1] = loopid;
635 mbs.param[2] = fct->lun;
636 break;
637 case IPT_TARGET_RESET:
638 mbs.param[0] = MBOX_TARGET_RESET;
639 mbs.param[1] = loopid;
640 needmarker = 1;
641 break;
642 case IPT_LUN_RESET:
643 mbs.param[0] = MBOX_LUN_RESET;
644 mbs.param[1] = loopid;
645 mbs.param[2] = fct->lun;
646 needmarker = 1;
647 break;
648 case IPT_CLEAR_TASK_SET:
649 mbs.param[0] = MBOX_CLEAR_TASK_SET;
650 mbs.param[1] = loopid;
651 mbs.param[2] = fct->lun;
652 needmarker = 1;
653 break;
654 case IPT_ABORT_TASK_SET:
655 mbs.param[0] = MBOX_ABORT_TASK_SET;
656 mbs.param[1] = loopid;
657 mbs.param[2] = fct->lun;
658 needmarker = 1;
659 break;
660 default:
661 retval = EINVAL;
662 break;
663 }
664 if (retval == 0) {
665 if (needmarker) {
666 FCPARAM(isp, chan)->sendmarker = 1;
667 }
668 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
669 if (retval) {
670 retval = EIO;
671 }
672 }
673 }
674 ISP_UNLOCK(isp);
675 break;
676 }
677 default:
678 break;
679 }
680 return (retval);
681}
682
683static void
684isp_intr_enable(void *arg)
685{
686 int chan;
687 ispsoftc_t *isp = arg;
688 ISP_LOCK(isp);
689 for (chan = 0; chan < isp->isp_nchan; chan++) {
690 if (IS_FC(isp)) {
691 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) {
692 ISP_ENABLE_INTS(isp);
693 break;
694 }
695 } else {
696 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) {
697 ISP_ENABLE_INTS(isp);
698 break;
699 }
700 }
701 }
702 ISP_UNLOCK(isp);
703 /* Release our hook so that the boot can continue. */
704 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
705}
706
707/*
708 * Local Inlines
709 */
710
711static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *);
712static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *);
713
714static ISP_INLINE int
715isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb)
716{
717 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free;
718 if (ISP_PCMD(ccb) == NULL) {
719 return (-1);
720 }
721 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next;
722 return (0);
723}
724
725static ISP_INLINE void
726isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb)
727{
728 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free;
729 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb);
730 ISP_PCMD(ccb) = NULL;
731}
732/*
733 * Put the target mode functions here, because some are inlines
734 */
735
736#ifdef ISP_TARGET_MODE
737static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t);
738static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t);
739static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t);
740static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *);
741static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **);
742static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t);
743static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *);
744static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *);
745static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t);
746static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *);
747static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **);
748static void destroy_lun_state(ispsoftc_t *, tstate_t *);
749static void isp_enable_lun(ispsoftc_t *, union ccb *);
750static void isp_enable_deferred_luns(ispsoftc_t *, int);
751static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t);
752static void isp_disable_lun(ispsoftc_t *, union ccb *);
753static int isp_enable_target_mode(ispsoftc_t *, int);
754static void isp_ledone(ispsoftc_t *, lun_entry_t *);
755static timeout_t isp_refire_putback_atio;
756static void isp_complete_ctio(union ccb *);
757static void isp_target_putback_atio(union ccb *);
758static void isp_target_start_ctio(ispsoftc_t *, union ccb *);
759static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *);
760static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *);
761static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *);
762static void isp_handle_platform_ctio(ispsoftc_t *, void *);
763static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *);
764static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *);
765static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *);
766static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *);
767static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *);
768static void isp_target_mark_aborted(ispsoftc_t *, union ccb *);
769static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t);
770
771static ISP_INLINE int
772is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun)
773{
774 tstate_t *tptr;
775 struct tslist *lhp;
776
777 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
778 SLIST_FOREACH(tptr, lhp, next) {
779 if (xpt_path_lun_id(tptr->owner) == lun) {
780 return (1);
781 }
782 }
783 return (0);
784}
785
786static void
787dump_tstates(ispsoftc_t *isp, int bus)
788{
789 int i, j;
790 struct tslist *lhp;
791 tstate_t *tptr = NULL;
792
793 if (bus >= isp->isp_nchan) {
794 return;
795 }
796 for (i = 0; i < LUN_HASH_SIZE; i++) {
797 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
798 j = 0;
799 SLIST_FOREACH(tptr, lhp, next) {
800 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count);
801 j++;
802 }
803 }
804}
805
806static ISP_INLINE tstate_t *
807get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun)
808{
809 tstate_t *tptr = NULL;
810 struct tslist *lhp;
811 int i;
812
813 if (bus < isp->isp_nchan) {
814 for (i = 0; i < LUN_HASH_SIZE; i++) {
815 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
816 SLIST_FOREACH(tptr, lhp, next) {
817 if (xpt_path_lun_id(tptr->owner) == lun) {
818 tptr->hold++;
819 return (tptr);
820 }
821 }
822 }
823 }
824 return (NULL);
825}
826
827static ISP_INLINE tstate_t *
828get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval)
829{
830 tstate_t *tptr = NULL;
831 atio_private_data_t *atp;
832 struct tslist *lhp;
833 int i;
834
835 if (bus < isp->isp_nchan && tagval != 0) {
836 for (i = 0; i < LUN_HASH_SIZE; i++) {
837 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
838 SLIST_FOREACH(tptr, lhp, next) {
839 atp = isp_get_atpd(isp, tptr, tagval);
840 if (atp && atp->tag == tagval) {
841 tptr->hold++;
842 return (tptr);
843 }
844 }
845 }
846 }
847 return (NULL);
848}
849
850static ISP_INLINE inot_private_data_t *
851get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt)
852{
853 inot_private_data_t *ntp;
854 tstate_t *tptr;
855 struct tslist *lhp;
856 int bus, i;
857
858 for (bus = 0; bus < isp->isp_nchan; bus++) {
859 for (i = 0; i < LUN_HASH_SIZE; i++) {
860 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
861 SLIST_FOREACH(tptr, lhp, next) {
862 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id);
863 if (ntp) {
864 *rslt = tptr;
865 tptr->hold++;
866 return (ntp);
867 }
868 }
869 }
870 }
871 return (NULL);
872}
873static ISP_INLINE void
874rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr)
875{
876 KASSERT((tptr->hold), ("tptr not held"));
877 tptr->hold--;
878}
879
880static void
881isp_tmcmd_restart(ispsoftc_t *isp)
882{
883 inot_private_data_t *ntp;
884 tstate_t *tptr;
885 struct tslist *lhp;
886 int bus, i;
887
888 for (bus = 0; bus < isp->isp_nchan; bus++) {
889 for (i = 0; i < LUN_HASH_SIZE; i++) {
890 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
891 SLIST_FOREACH(tptr, lhp, next) {
892 inot_private_data_t *restart_queue = tptr->restart_queue;
893 tptr->restart_queue = NULL;
894 while (restart_queue) {
895 ntp = restart_queue;
896 restart_queue = ntp->rd.nt.nt_hba;
897 if (IS_24XX(isp)) {
898 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid);
899 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data);
900 } else {
901 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid);
902 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data);
903 }
904 isp_put_ntpd(isp, tptr, ntp);
905 if (tptr->restart_queue && restart_queue != NULL) {
906 ntp = tptr->restart_queue;
907 tptr->restart_queue = restart_queue;
908 while (restart_queue->rd.nt.nt_hba) {
909 restart_queue = restart_queue->rd.nt.nt_hba;
910 }
911 restart_queue->rd.nt.nt_hba = ntp;
912 break;
913 }
914 }
915 }
916 }
917 }
918}
919
920static ISP_INLINE atio_private_data_t *
921isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag)
922{
923 atio_private_data_t *atp;
924
925 if (tag == 0) {
926 atp = tptr->atfree;
927 if (atp) {
928 tptr->atfree = atp->next;
929 }
930 return (atp);
931 }
932 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
933 if (atp->tag == tag) {
934 return (atp);
935 }
936 }
937 return (NULL);
938}
939
940static ISP_INLINE void
941isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp)
942{
943 atp->tag = 0;
944 atp->dead = 0;
945 atp->next = tptr->atfree;
946 tptr->atfree = atp;
947}
948
949static void
950isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr)
951{
952 atio_private_data_t *atp;
953 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" };
954
955 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
956 if (atp->tag == 0) {
957 continue;
958 }
959 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",
960 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]);
961 }
962}
963
964
965static ISP_INLINE inot_private_data_t *
966isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr)
967{
968 inot_private_data_t *ntp;
969 ntp = tptr->ntfree;
970 if (ntp) {
971 tptr->ntfree = ntp->next;
972 }
973 return (ntp);
974}
975
976static ISP_INLINE inot_private_data_t *
977isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id)
978{
979 inot_private_data_t *ntp;
980 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) {
981 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) {
982 return (ntp);
983 }
984 }
985 return (NULL);
986}
987
988static ISP_INLINE void
989isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp)
990{
991 ntp->rd.tag_id = ntp->rd.seq_id = 0;
992 ntp->next = tptr->ntfree;
993 tptr->ntfree = ntp;
994}
995
996static cam_status
997create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt)
998{
999 cam_status status;
1000 lun_id_t lun;
1001 struct tslist *lhp;
1002 tstate_t *tptr;
1003 int i;
1004
1005 lun = xpt_path_lun_id(path);
1006 if (lun != CAM_LUN_WILDCARD) {
1007 if (lun >= ISP_MAX_LUNS(isp)) {
1008 return (CAM_LUN_INVALID);
1009 }
1010 }
1011 if (is_lun_enabled(isp, bus, lun)) {
1012 return (CAM_LUN_ALRDY_ENA);
1013 }
1014 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO);
1015 if (tptr == NULL) {
1016 return (CAM_RESRC_UNAVAIL);
1017 }
1018 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun);
1019 if (status != CAM_REQ_CMP) {
1020 free(tptr, M_DEVBUF);
1021 return (status);
1022 }
1023 SLIST_INIT(&tptr->atios);
1024 SLIST_INIT(&tptr->inots);
1025 for (i = 0; i < ATPDPSIZE-1; i++) {
1026 tptr->atpool[i].next = &tptr->atpool[i+1];
1027 tptr->ntpool[i].next = &tptr->ntpool[i+1];
1028 }
1029 tptr->atfree = tptr->atpool;
1030 tptr->ntfree = tptr->ntpool;
1031 tptr->hold = 1;
1032 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp);
1033 SLIST_INSERT_HEAD(lhp, tptr, next);
1034 *rslt = tptr;
1035 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n");
1036 return (CAM_REQ_CMP);
1037}
1038
1039static ISP_INLINE void
1040destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr)
1041{
1042 struct tslist *lhp;
1043 KASSERT((tptr->hold == 0), ("tptr still held"));
1044 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp);
1045 SLIST_REMOVE(lhp, tptr, tstate, next);
1046 xpt_free_path(tptr->owner);
1047 free(tptr, M_DEVBUF);
1048}
1049
1050/*
1051 * Enable a lun.
1052 */
1053static void
1054isp_enable_lun(ispsoftc_t *isp, union ccb *ccb)
1055{
1056 tstate_t *tptr = NULL;
1057 int bus, tm_enabled, target_role;
1058 target_id_t target;
1059 lun_id_t lun;
1060
1061 /*
1062 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun
1063 */
1064 bus = XS_CHANNEL(ccb);
1065 target = ccb->ccb_h.target_id;
1066 lun = ccb->ccb_h.target_lun;
1067 if (target != CAM_TARGET_WILDCARD && target != 0) {
1068 ccb->ccb_h.status = CAM_TID_INVALID;
1069 xpt_done(ccb);
1070 return;
1071 }
1072 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) {
1073 ccb->ccb_h.status = CAM_LUN_INVALID;
1074 xpt_done(ccb);
1075 return;
1076 }
1077
1078 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
1079 ccb->ccb_h.status = CAM_LUN_INVALID;
1080 xpt_done(ccb);
1081 return;
1082 }
1083 if (isp->isp_dblev & ISP_LOGTDEBUG0) {
1084 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus);
1085 }
1086
1087 /*
1088 * Wait until we're not busy with the lun enables subsystem
1089 */
1090 while (isp->isp_osinfo.tmbusy) {
1091 isp->isp_osinfo.tmwanted = 1;
1092 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0);
1093 }
1094 isp->isp_osinfo.tmbusy = 1;
1095
1096 /*
1097 * This is as a good a place as any to check f/w capabilities.
1098 */
1099
1100 if (IS_FC(isp)) {
1101 if (ISP_CAP_TMODE(isp) == 0) {
1102 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n");
1103 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1104 goto done;
1105 }
1106 /*
1107 * We *could* handle non-SCCLUN f/w, but we'd have to
1108 * dork with our already fragile enable/disable code.
1109 */
1110 if (ISP_CAP_SCCFW(isp) == 0) {
1111 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n");
1112 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1113 goto done;
1114 }
1115
1116 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0;
1117
1118 } else {
1119 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0;
1120 }
1121
1122 /*
1123 * Create the state pointer.
1124 * It should not already exist.
1125 */
1126 tptr = get_lun_statep(isp, bus, lun);
1127 if (tptr) {
1128 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA;
1129 goto done;
1130 }
1131 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr);
1132 if (ccb->ccb_h.status != CAM_REQ_CMP) {
1133 goto done;
1134 }
1135
1136 /*
1137 * We have a tricky maneuver to perform here.
1138 *
1139 * If target mode isn't already enabled here,
1140 * *and* our current role includes target mode,
1141 * we enable target mode here.
1142 *
1143 */
1144 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled);
1145 if (tm_enabled == 0 && target_role != 0) {
1146 if (isp_enable_target_mode(isp, bus)) {
1147 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1148 destroy_lun_state(isp, tptr);
1149 tptr = NULL;
1150 goto done;
1151 }
1152 tm_enabled = 1;
1153 }
1154
1155 /*
1156 * Now check to see whether this bus is in target mode already.
1157 *
1158 * If not, a later role change into target mode will finish the job.
1159 */
1160 if (tm_enabled == 0) {
1161 ISP_SET_PC(isp, bus, tm_enable_defer, 1);
1162 ccb->ccb_h.status = CAM_REQ_CMP;
1163 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n");
1164 goto done;
1165 }
1166
1167 /*
1168 * Enable the lun.
1169 */
1170 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun);
1171
1172done:
1173 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) {
1174 destroy_lun_state(isp, tptr);
1175 tptr = NULL;
1176 }
1177 if (tptr) {
1178 rls_lun_statep(isp, tptr);
1179 }
1180 isp->isp_osinfo.tmbusy = 0;
1181 if (isp->isp_osinfo.tmwanted) {
1182 isp->isp_osinfo.tmwanted = 0;
1183 wakeup(isp);
1184 }
1185 xpt_done(ccb);
1186}
1187
1188static void
1189isp_enable_deferred_luns(ispsoftc_t *isp, int bus)
1190{
1191 /*
1192 * XXX: not entirely implemented yet
1193 */
1194 (void) isp_enable_deferred(isp, bus, 0);
1195}
1196
1197static uint32_t
1198isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun)
1199{
1200 cam_status status;
1201
1202 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun);
1203 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) {
1204 status = CAM_REQ_CMP;
1205 } else {
1206 int cmd_cnt, not_cnt;
1207
1208 if (IS_23XX(isp)) {
1209 cmd_cnt = DFLT_CMND_CNT;
1210 not_cnt = DFLT_INOT_CNT;
1211 } else {
1212 cmd_cnt = 64;
1213 not_cnt = 8;
1214 }
1215 status = CAM_REQ_INPROG;
1216 isp->isp_osinfo.rptr = &status;
1217 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) {
1218 status = CAM_RESRC_UNAVAIL;
1219 } else {
1220 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0);
1221 }
1222 isp->isp_osinfo.rptr = NULL;
1223 }
1224
1225 if (status == CAM_REQ_CMP) {
1226 ISP_SET_PC(isp, bus, tm_luns_enabled, 1);
1227 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun);
1228 }
1229 return (status);
1230}
1231
1232static void
1233isp_disable_lun(ispsoftc_t *isp, union ccb *ccb)
1234{
1235 tstate_t *tptr = NULL;
1236 int bus;
1237 cam_status status;
1238 target_id_t target;
1239 lun_id_t lun;
1240
1241 bus = XS_CHANNEL(ccb);
1242 target = ccb->ccb_h.target_id;
1243 lun = ccb->ccb_h.target_lun;
1244 if (target != CAM_TARGET_WILDCARD && target != 0) {
1245 ccb->ccb_h.status = CAM_TID_INVALID;
1246 xpt_done(ccb);
1247 return;
1248 }
1249 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) {
1250 ccb->ccb_h.status = CAM_LUN_INVALID;
1251 xpt_done(ccb);
1252 return;
1253 }
1254
1255 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
1256 ccb->ccb_h.status = CAM_LUN_INVALID;
1257 xpt_done(ccb);
1258 return;
1259 }
1260 if (isp->isp_dblev & ISP_LOGTDEBUG0) {
1261 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus);
1262 }
1263
1264 /*
1265 * See if we're busy disabling a lun now.
1266 */
1267 while (isp->isp_osinfo.tmbusy) {
1268 isp->isp_osinfo.tmwanted = 1;
1269 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0);
1270 }
1271 isp->isp_osinfo.tmbusy = 1;
1272
1273 /*
1274 * Find the state pointer.
1275 */
1276 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) {
1277 ccb->ccb_h.status = CAM_PATH_INVALID;
1278 goto done;
1279 }
1280
1281 /*
1282 * If we're a 24XX card, we're done.
1283 */
1284 if (IS_24XX(isp)) {
1285 status = CAM_REQ_CMP;
1286 goto done;
1287 }
1288
1289 /*
1290 * For SCC FW, we only deal with lun zero.
1291 */
1292 if (IS_FC(isp)) {
1293 lun = 0;
1294 }
1295
1296 isp->isp_osinfo.rptr = &status;
1297 status = CAM_REQ_INPROG;
1298 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) {
1299 status = CAM_RESRC_UNAVAIL;
1300 } else {
1301 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0);
1302 }
1303done:
1304 if (status == CAM_REQ_CMP) {
1305 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n");
1306 }
1307 if (tptr) {
1308 rls_lun_statep(isp, tptr);
1309 }
1310 isp->isp_osinfo.rptr = NULL;
1311 isp->isp_osinfo.tmbusy = 0;
1312 if (isp->isp_osinfo.tmwanted) {
1313 isp->isp_osinfo.tmwanted = 0;
1314 wakeup(isp);
1315 }
1316 xpt_done(ccb);
1317}
1318
1319static int
1320isp_enable_target_mode(ispsoftc_t *isp, int bus)
1321{
1322 int ct;
1323
1324 ISP_GET_PC(isp, bus, tm_enabled, ct);
1325 if (ct != 0) {
1326 return (0);
1327 }
1328
1329 if (IS_SCSI(isp)) {
1330 mbreg_t mbs;
1331
1332 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0);
1333 mbs.param[0] = MBOX_ENABLE_TARGET_MODE;
1334 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG;
1335 mbs.param[2] = bus << 7;
1336 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1337 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus);
1338 return (EIO);
1339 }
1340 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET;
1341 }
1342 ISP_SET_PC(isp, bus, tm_enabled, 1);
1343 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus);
1344 return (0);
1345}
1346
1347#ifdef NEEDED
1348static int
1349isp_disable_target_mode(ispsoftc_t *isp, int bus)
1350{
1351 int ct;
1352
1353 ISP_GET_PC(isp, bus, tm_enabled, ct);
1354 if (ct == 0) {
1355 return (0);
1356 }
1357
1358 if (IS_SCSI(isp)) {
1359 mbreg_t mbs;
1360
1361 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0);
1362 mbs.param[2] = bus << 7;
1363 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1364 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus);
1365 return (EIO);
1366 }
1367 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET;
1368 }
1369 ISP_SET_PC(isp, bus, tm_enabled, 0);
1370 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus);
1371 return (0);
1372}
1373#endif
1374
1375static void
1376isp_ledone(ispsoftc_t *isp, lun_entry_t *lep)
1377{
1378 uint32_t *rptr;
1379
1380 rptr = isp->isp_osinfo.rptr;
1381 if (lep->le_status != LUN_OK) {
1382 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status);
1383 if (rptr) {
1384 *rptr = CAM_REQ_CMP_ERR;
1385 wakeup_one(rptr);
1386 }
1387 } else {
1388 if (rptr) {
1389 *rptr = CAM_REQ_CMP;
1390 wakeup_one(rptr);
1391 }
1392 }
1393}
1394
1395static void
1396isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb)
1397{
1398 void *qe;
1399 tstate_t *tptr;
1400 atio_private_data_t *atp;
1401 struct ccb_scsiio *cso = &ccb->csio;
1402 uint32_t dmaresult, handle;
1403 uint8_t local[QENTRY_LEN];
1404
1405 /*
1406 * Do some sanity checks.
1407 */
1408 if (cso->dxfer_len == 0) {
1409 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
1410 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n");
1411 ccb->ccb_h.status = CAM_REQ_INVALID;
1412 xpt_done(ccb);
1413 return;
1414 }
1415 }
1416
1417 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb));
1418 if (tptr == NULL) {
1419 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
1420 if (tptr == NULL) {
1421 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id);
1422 dump_tstates(isp, XS_CHANNEL(ccb));
1423 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
1424 xpt_done(ccb);
1425 return;
1426 }
1427 }
1428
1429 atp = isp_get_atpd(isp, tptr, cso->tag_id);
1430 if (atp == NULL) {
1431 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id);
1432 isp_dump_atpd(isp, tptr);
1433 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1434 xpt_done(ccb);
1435 return;
1436 }
1437 if (atp->dead) {
1438 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id);
1439 ccb->ccb_h.status = CAM_REQ_ABORTED;
1440 xpt_done(ccb);
1441 return;
1442 }
1443
1444 /*
1445 * Check to make sure we're still in target mode.
1446 */
1447 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) {
1448 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);
1449 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
1450 xpt_done(ccb);
1451 return;
1452 }
1453
1454 /*
1455 * Get some resources
1456 */
1457 if (isp_get_pcmd(isp, ccb)) {
1458 rls_lun_statep(isp, tptr);
1459 xpt_print(ccb->ccb_h.path, "out of PCMDs\n");
1460 cam_freeze_devq(ccb->ccb_h.path);
1461 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
1462 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1463 xpt_done(ccb);
1464 return;
1465 }
1466 qe = isp_getrqentry(isp);
1467 if (qe == NULL) {
1468 xpt_print(ccb->ccb_h.path, rqo, __func__);
1469 cam_freeze_devq(ccb->ccb_h.path);
1470 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
1471 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1472 goto out;
1473 }
1474 memset(local, 0, QENTRY_LEN);
1475
1476 /*
1477 * We're either moving data or completing a command here.
1478 */
1479 if (IS_24XX(isp)) {
1480 ct7_entry_t *cto = (ct7_entry_t *) local;
1481
1482 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
1483 cto->ct_header.rqs_entry_count = 1;
1484 cto->ct_header.rqs_seqno = 1;
1485 cto->ct_nphdl = atp->nphdl;
1486 cto->ct_rxid = atp->tag;
1487 cto->ct_iid_lo = atp->portid;
1488 cto->ct_iid_hi = atp->portid >> 16;
1489 cto->ct_oxid = atp->oxid;
1490 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb));
1491 cto->ct_scsi_status = cso->scsi_status;
1492 cto->ct_timeout = 120;
1493 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT;
1494 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1495 cto->ct_flags |= CT7_SENDSTATUS;
1496 }
1497 if (cso->dxfer_len == 0) {
1498 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA;
1499 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) {
1500 int m = min(cso->sense_len, sizeof (struct scsi_sense_data));
1501 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX);
1502 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen);
1503 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8);
1504 }
1505 } else {
1506 cto->ct_flags |= CT7_FLAG_MODE0;
1507 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1508 cto->ct_flags |= CT7_DATA_IN;
1509 } else {
1510 cto->ct_flags |= CT7_DATA_OUT;
1511 }
1512 cto->rsp.m0.reloff = atp->bytes_xfered;
1513 /*
1514 * Don't overrun the limits placed on us
1515 */
1516 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) {
1517 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered;
1518 }
1519 atp->last_xframt = cso->dxfer_len;
1520 cto->rsp.m0.ct_xfrlen = cso->dxfer_len;
1521 }
1522 if (cto->ct_flags & CT7_SENDSTATUS) {
1523 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0;
1524 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len);
1525 if (cto->ct_resid < 0) {
1526 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8);
1527 } else if (cto->ct_resid > 0) {
1528 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8);
1529 }
1530 atp->state = ATPD_STATE_LAST_CTIO;
1531 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,
1532 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
1533 } else {
1534 cto->ct_resid = 0;
1535 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,
1536 cso->dxfer_len, atp->bytes_xfered);
1537 atp->state = ATPD_STATE_CTIO;
1538 }
1539 } else if (IS_FC(isp)) {
1540 ct2_entry_t *cto = (ct2_entry_t *) local;
1541
1542 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2;
1543 cto->ct_header.rqs_entry_count = 1;
1544 cto->ct_header.rqs_seqno = 1;
1545 if (ISP_CAP_2KLOGIN(isp) == 0) {
1546 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id;
1547 } else {
1548 cto->ct_iid = cso->init_id;
1549 if (ISP_CAP_SCCFW(isp) == 0) {
1550 cto->ct_lun = ccb->ccb_h.target_lun;
1551 }
1552 }
1553
1554
1555 cto->ct_rxid = cso->tag_id;
1556 if (cso->dxfer_len == 0) {
1557 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS;
1558 cto->rsp.m1.ct_scsi_status = cso->scsi_status;
1559 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered;
1560 if (cto->ct_resid < 0) {
1561 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER;
1562 } else if (cto->ct_resid > 0) {
1563 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER;
1564 }
1565 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) {
1566 int m = min(cso->sense_len, MAXRESPLEN);
1567 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m);
1568 cto->rsp.m1.ct_senselen = m;
1569 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID;
1570 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) {
1571 /*
1572 * XXX: DEBUG
1573 */
1574 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0);
1575 }
1576 } else {
1577 cto->ct_flags |= CT2_FLAG_MODE0;
1578 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1579 cto->ct_flags |= CT2_DATA_IN;
1580 } else {
1581 cto->ct_flags |= CT2_DATA_OUT;
1582 }
1583 cto->ct_reloff = atp->bytes_xfered;
1584 cto->rsp.m0.ct_xfrlen = cso->dxfer_len;
1585 /*
1586 * Don't overrun the limits placed on us
1587 */
1588 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) {
1589 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered;
1590 }
1591 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) {
1592 cto->ct_flags |= CT2_SENDSTATUS;
1593 cto->rsp.m0.ct_scsi_status = cso->scsi_status;
1594 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len);
1595 if (cto->ct_resid < 0) {
1596 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER;
1597 } else if (cto->ct_resid > 0) {
1598 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER;
1599 }
1600 } else {
1601 atp->last_xframt = cso->dxfer_len;
1602 }
1603 /*
1604 * If we're sending data and status back together,
1605 * we can't also send back sense data as well.
1606 */
1607 ccb->ccb_h.flags &= ~CAM_SEND_SENSE;
1608 }
1609
1610 if (cto->ct_flags & CT2_SENDSTATUS) {
1611 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0;
1612 cto->ct_flags |= CT2_CCINCR;
1613 atp->state = ATPD_STATE_LAST_CTIO;
1614 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,
1615 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
1616 } else {
1617 cto->ct_resid = 0;
1618 atp->state = ATPD_STATE_CTIO;
1619 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,
1620 cso->dxfer_len, atp->bytes_xfered);
1621 }
1622 cto->ct_timeout = 10;
1623 } else {
1624 ct_entry_t *cto = (ct_entry_t *) local;
1625
1626 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO;
1627 cto->ct_header.rqs_entry_count = 1;
1628 cto->ct_header.rqs_seqno = 1;
1629 cto->ct_iid = cso->init_id;
1630 cto->ct_iid |= XS_CHANNEL(ccb) << 7;
1631 cto->ct_tgt = ccb->ccb_h.target_id;
1632 cto->ct_lun = ccb->ccb_h.target_lun;
1633 cto->ct_fwhandle = cso->tag_id >> 16;
1634 if (AT_HAS_TAG(cso->tag_id)) {
1635 cto->ct_tag_val = cso->tag_id;
1636 cto->ct_flags |= CT_TQAE;
1637 }
1638 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
1639 cto->ct_flags |= CT_NODISC;
1640 }
1641 if (cso->dxfer_len == 0) {
1642 cto->ct_flags |= CT_NO_DATA;
1643 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1644 cto->ct_flags |= CT_DATA_IN;
1645 } else {
1646 cto->ct_flags |= CT_DATA_OUT;
1647 }
1648 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1649 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR;
1650 cto->ct_scsi_status = cso->scsi_status;
1651 cto->ct_resid = cso->resid;
1652 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__,
1653 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id);
1654 }
1655 ccb->ccb_h.flags &= ~CAM_SEND_SENSE;
1656 cto->ct_timeout = 10;
1657 }
1658
1659 if (isp_allocate_xs_tgt(isp, ccb, &handle)) {
1660 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__);
1661 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1662 goto out;
1663 }
1664
1665
1666 /*
1667 * Call the dma setup routines for this entry (and any subsequent
1668 * CTIOs) if there's data to move, and then tell the f/w it's got
1669 * new things to play with. As with isp_start's usage of DMA setup,
1670 * any swizzling is done in the machine dependent layer. Because
1671 * of this, we put the request onto the queue area first in native
1672 * format.
1673 */
1674
1675 if (IS_24XX(isp)) {
1676 ct7_entry_t *cto = (ct7_entry_t *) local;
1677 cto->ct_syshandle = handle;
1678 } else if (IS_FC(isp)) {
1679 ct2_entry_t *cto = (ct2_entry_t *) local;
1680 cto->ct_syshandle = handle;
1681 } else {
1682 ct_entry_t *cto = (ct_entry_t *) local;
1683 cto->ct_syshandle = handle;
1684 }
1685
1686 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local);
1687 if (dmaresult == CMD_QUEUED) {
1688 isp->isp_nactive++;
1689 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1690 rls_lun_statep(isp, tptr);
1691 return;
1692 }
1693 if (dmaresult == CMD_EAGAIN) {
1694 ccb->ccb_h.status = CAM_REQUEUE_REQ;
1695 } else {
1696 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1697 }
1698 isp_destroy_tgt_handle(isp, handle);
1699out:
1700 rls_lun_statep(isp, tptr);
1701 isp_free_pcmd(isp, ccb);
1702 xpt_done(ccb);
1703}
1704
1705static void
1706isp_refire_putback_atio(void *arg)
1707{
1708 union ccb *ccb = arg;
1709 ispsoftc_t *isp = XS_ISP(ccb);
1710 ISP_LOCK(isp);
1711 isp_target_putback_atio(ccb);
1712 ISP_UNLOCK(isp);
1713}
1714
1715static void
1716isp_target_putback_atio(union ccb *ccb)
1717{
1718 ispsoftc_t *isp;
1719 struct ccb_scsiio *cso;
1720 void *qe;
1721
1722 isp = XS_ISP(ccb);
1723
1724 qe = isp_getrqentry(isp);
1725 if (qe == NULL) {
1726 xpt_print(ccb->ccb_h.path, rqo, __func__);
1727 (void) timeout(isp_refire_putback_atio, ccb, 10);
1728 return;
1729 }
1730 memset(qe, 0, QENTRY_LEN);
1731 cso = &ccb->csio;
1732 if (IS_FC(isp)) {
1733 at2_entry_t local, *at = &local;
1734 ISP_MEMZERO(at, sizeof (at2_entry_t));
1735 at->at_header.rqs_entry_type = RQSTYPE_ATIO2;
1736 at->at_header.rqs_entry_count = 1;
1737 if (ISP_CAP_SCCFW(isp)) {
1738 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun;
1739 } else {
1740 at->at_lun = (uint8_t) ccb->ccb_h.target_lun;
1741 }
1742 at->at_status = CT_OK;
1743 at->at_rxid = cso->tag_id;
1744 at->at_iid = cso->ccb_h.target_id;
1745 isp_put_atio2(isp, at, qe);
1746 } else {
1747 at_entry_t local, *at = &local;
1748 ISP_MEMZERO(at, sizeof (at_entry_t));
1749 at->at_header.rqs_entry_type = RQSTYPE_ATIO;
1750 at->at_header.rqs_entry_count = 1;
1751 at->at_iid = cso->init_id;
1752 at->at_iid |= XS_CHANNEL(ccb) << 7;
1753 at->at_tgt = cso->ccb_h.target_id;
1754 at->at_lun = cso->ccb_h.target_lun;
1755 at->at_status = CT_OK;
1756 at->at_tag_val = AT_GET_TAG(cso->tag_id);
1757 at->at_handle = AT_GET_HANDLE(cso->tag_id);
1758 isp_put_atio(isp, at, qe);
1759 }
1760 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe);
1761 ISP_SYNC_REQUEST(isp);
1762 isp_complete_ctio(ccb);
1763}
1764
1765static void
1766isp_complete_ctio(union ccb *ccb)
1767{
1768 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1769 ccb->ccb_h.status |= CAM_REQ_CMP;
1770 }
1771 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1772 isp_free_pcmd(XS_ISP(ccb), ccb);
1773 xpt_done(ccb);
1774}
1775
1776/*
1777 * Handle ATIO stuff that the generic code can't.
1778 * This means handling CDBs.
1779 */
1780
1781static void
1782isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep)
1783{
1784 tstate_t *tptr;
1785 int status, bus;
1786 struct ccb_accept_tio *atiop;
1787 atio_private_data_t *atp;
1788
1789 /*
1790 * The firmware status (except for the QLTM_SVALID bit)
1791 * indicates why this ATIO was sent to us.
1792 *
1793 * If QLTM_SVALID is set, the firware has recommended Sense Data.
1794 *
1795 * If the DISCONNECTS DISABLED bit is set in the flags field,
1796 * we're still connected on the SCSI bus.
1797 */
1798 status = aep->at_status;
1799 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) {
1800 /*
1801 * Bus Phase Sequence error. We should have sense data
1802 * suggested by the f/w. I'm not sure quite yet what
1803 * to do about this for CAM.
1804 */
1805 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR");
1806 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1807 return;
1808 }
1809 if ((status & ~QLTM_SVALID) != AT_CDB) {
1810 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status);
1811 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1812 return;
1813 }
1814
1815 bus = GET_BUS_VAL(aep->at_iid);
1816 tptr = get_lun_statep(isp, bus, aep->at_lun);
1817 if (tptr == NULL) {
1818 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD);
1819 if (tptr == NULL) {
1820 /*
1821 * Because we can't autofeed sense data back with
1822 * a command for parallel SCSI, we can't give back
1823 * a CHECK CONDITION. We'll give back a BUSY status
1824 * instead. This works out okay because the only
1825 * time we should, in fact, get this, is in the
1826 * case that somebody configured us without the
1827 * blackhole driver, so they get what they deserve.
1828 */
1829 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1830 return;
1831 }
1832 }
1833
1834 atp = isp_get_atpd(isp, tptr, 0);
1835 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1836 if (atiop == NULL || atp == NULL) {
1837 /*
1838 * Because we can't autofeed sense data back with
1839 * a command for parallel SCSI, we can't give back
1840 * a CHECK CONDITION. We'll give back a QUEUE FULL status
1841 * instead. This works out okay because the only time we
1842 * should, in fact, get this, is in the case that we've
1843 * run out of ATIOS.
1844 */
1845 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" :
1846 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid);
1847 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1848 if (atp) {
1849 isp_put_atpd(isp, tptr, atp);
1850 }
1851 rls_lun_statep(isp, tptr);
1852 return;
1853 }
1854 atp->tag = aep->at_tag_val;
1855 if (atp->tag == 0) {
1856 atp->tag = ~0;
1857 }
1858 atp->state = ATPD_STATE_ATIO;
1859 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1860 tptr->atio_count--;
1861 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
1862 atiop->ccb_h.target_id = aep->at_tgt;
1863 atiop->ccb_h.target_lun = aep->at_lun;
1864 if (aep->at_flags & AT_NODISC) {
1865 atiop->ccb_h.flags = CAM_DIS_DISCONNECT;
1866 } else {
1867 atiop->ccb_h.flags = 0;
1868 }
1869
1870 if (status & QLTM_SVALID) {
1871 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data));
1872 atiop->sense_len = amt;
1873 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt);
1874 } else {
1875 atiop->sense_len = 0;
1876 }
1877
1878 atiop->init_id = GET_IID_VAL(aep->at_iid);
1879 atiop->cdb_len = aep->at_cdblen;
1880 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen);
1881 atiop->ccb_h.status = CAM_CDB_RECVD;
1882 /*
1883 * Construct a tag 'id' based upon tag value (which may be 0..255)
1884 * and the handle (which we have to preserve).
1885 */
1886 atiop->tag_id = atp->tag;
1887 if (aep->at_flags & AT_TQAE) {
1888 atiop->tag_action = aep->at_tag_type;
1889 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID;
1890 }
1891 atp->orig_datalen = 0;
1892 atp->bytes_xfered = 0;
1893 atp->last_xframt = 0;
1894 atp->lun = aep->at_lun;
1895 atp->nphdl = aep->at_iid;
1896 atp->portid = PORT_NONE;
1897 atp->oxid = 0;
1898 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
1899 atp->tattr = aep->at_tag_type;
1900 atp->state = ATPD_STATE_CAM;
1901 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun);
1902 rls_lun_statep(isp, tptr);
1903}
1904
1905static void
1906isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
1907{
1908 lun_id_t lun;
1909 fcportdb_t *lp;
1910 tstate_t *tptr;
1911 struct ccb_accept_tio *atiop;
1912 uint16_t nphdl;
1913 atio_private_data_t *atp = NULL;
1914 inot_private_data_t *ntp;
1915
1916 /*
1917 * The firmware status (except for the QLTM_SVALID bit)
1918 * indicates why this ATIO was sent to us.
1919 *
1920 * If QLTM_SVALID is set, the firware has recommended Sense Data.
1921 */
1922 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) {
1923 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status);
1924 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
1925 return;
1926 }
1927
1928 if (ISP_CAP_SCCFW(isp)) {
1929 lun = aep->at_scclun;
1930 } else {
1931 lun = aep->at_lun;
1932 }
1933 if (ISP_CAP_2KLOGIN(isp)) {
1934 nphdl = ((at2e_entry_t *)aep)->at_iid;
1935 } else {
1936 nphdl = aep->at_iid;
1937 }
1938 tptr = get_lun_statep(isp, 0, lun);
1939 if (tptr == NULL) {
1940 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
1941 if (tptr == NULL) {
1942 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun);
1943 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
1944 return;
1945 }
1946 }
1947
1948 /*
1949 * Start any commands pending resources first.
1950 */
1951 if (tptr->restart_queue) {
1952 inot_private_data_t *restart_queue = tptr->restart_queue;
1953 tptr->restart_queue = NULL;
1954 while (restart_queue) {
1955 ntp = restart_queue;
1956 restart_queue = ntp->rd.nt.nt_hba;
1957 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid);
1958 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data);
1959 isp_put_ntpd(isp, tptr, ntp);
1960 /*
1961 * If a recursion caused the restart queue to start to fill again,
1962 * stop and splice the new list on top of the old list and restore
1963 * it and go to noresrc.
1964 */
1965 if (tptr->restart_queue) {
1966 ntp = tptr->restart_queue;
1967 tptr->restart_queue = restart_queue;
1968 while (restart_queue->rd.nt.nt_hba) {
1969 restart_queue = restart_queue->rd.nt.nt_hba;
1970 }
1971 restart_queue->rd.nt.nt_hba = ntp;
1972 goto noresrc;
1973 }
1974 }
1975 }
1976
1977 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
1978 if (atiop == NULL) {
1979 goto noresrc;
1980 }
1981
1982 atp = isp_get_atpd(isp, tptr, 0);
1983 if (atp == NULL) {
1984 goto noresrc;
1985 }
1986
1987 atp->tag = aep->at_rxid;
1988 atp->state = ATPD_STATE_ATIO;
1989 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1990 tptr->atio_count--;
1991 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
1992 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid;
1993 atiop->ccb_h.target_lun = lun;
1994
1995 /*
1996 * We don't get 'suggested' sense data as we do with SCSI cards.
1997 */
1998 atiop->sense_len = 0;
1999 if (ISP_CAP_2KLOGIN(isp)) {
2000 /*
2001 * NB: We could not possibly have 2K logins if we
2002 * NB: also did not have SCC FW.
2003 */
2004 atiop->init_id = ((at2e_entry_t *)aep)->at_iid;
2005 } else {
2006 atiop->init_id = aep->at_iid;
2007 }
2008
2009 /*
2010 * If we're not in the port database, add ourselves.
2011 */
2012 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) {
2013 uint64_t iid =
2014 (((uint64_t) aep->at_wwpn[0]) << 48) |
2015 (((uint64_t) aep->at_wwpn[1]) << 32) |
2016 (((uint64_t) aep->at_wwpn[2]) << 16) |
2017 (((uint64_t) aep->at_wwpn[3]) << 0);
2018 /*
2019 * However, make sure we delete ourselves if otherwise
2020 * we were there but at a different loop id.
2021 */
2022 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) {
2023 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid);
2024 }
2025 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY);
2026 }
2027 atiop->cdb_len = ATIO2_CDBLEN;
2028 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN);
2029 atiop->ccb_h.status = CAM_CDB_RECVD;
2030 atiop->tag_id = atp->tag;
2031 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) {
2032 case ATIO2_TC_ATTR_SIMPLEQ:
2033 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2034 atiop->tag_action = MSG_SIMPLE_Q_TAG;
2035 break;
2036 case ATIO2_TC_ATTR_HEADOFQ:
2037 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2038 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
2039 break;
2040 case ATIO2_TC_ATTR_ORDERED:
2041 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2042 atiop->tag_action = MSG_ORDERED_Q_TAG;
2043 break;
2044 case ATIO2_TC_ATTR_ACAQ: /* ?? */
2045 case ATIO2_TC_ATTR_UNTAGGED:
2046 default:
2047 atiop->tag_action = 0;
2048 break;
2049 }
2050
2051 atp->orig_datalen = aep->at_datalen;
2052 atp->bytes_xfered = 0;
2053 atp->last_xframt = 0;
2054 atp->lun = lun;
2055 atp->nphdl = atiop->init_id;
2056 atp->sid = PORT_ANY;
2057 atp->oxid = aep->at_oxid;
2058 atp->cdb0 = aep->at_cdb[0];
2059 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK;
2060 atp->state = ATPD_STATE_CAM;
2061 xpt_done((union ccb *)atiop);
2062 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);
2063 rls_lun_statep(isp, tptr);
2064 return;
2065noresrc:
2066 if (atp) {
2067 isp_put_atpd(isp, tptr, atp);
2068 }
2069 ntp = isp_get_ntpd(isp, tptr);
2070 if (ntp == NULL) {
2071 rls_lun_statep(isp, tptr);
2072 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
2073 return;
2074 }
2075 memcpy(ntp->rd.data, aep, QENTRY_LEN);
2076 ntp->rd.nt.nt_hba = tptr->restart_queue;
2077 tptr->restart_queue = ntp;
2078 rls_lun_statep(isp, tptr);
2079}
2080
2081static void
2082isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep)
2083{
2084 int cdbxlen;
2085 uint16_t lun, chan, nphdl = NIL_HANDLE;
2086 uint32_t did, sid;
2087 uint64_t wwn = INI_NONE;
2088 fcportdb_t *lp;
2089 tstate_t *tptr;
2090 struct ccb_accept_tio *atiop;
2091 atio_private_data_t *atp = NULL;
2092 inot_private_data_t *ntp;
2093
2094 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2];
2095 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2096 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1];
2097
2098 /*
2099 * Find the N-port handle, and Virtual Port Index for this command.
2100 *
2101 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information.
2102 * We also, as a matter of course, need to know the WWN of the initiator too.
2103 */
2104 if (ISP_CAP_MULTI_ID(isp)) {
2105 /*
2106 * Find the right channel based upon D_ID
2107 */
2108 isp_find_chan_by_did(isp, did, &chan);
2109
2110 if (chan == ISP_NOCHAN) {
2111 NANOTIME_T now;
2112
2113 /*
2114 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup
2115 * It's a bit tricky here as we need to stash this command *somewhere*.
2116 */
2117 GET_NANOTIME(&now);
2118 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) {
2119 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did);
2120 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0);
2121 return;
2122 }
2123 tptr = get_lun_statep(isp, 0, 0);
2124 if (tptr == NULL) {
2125 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
2126 if (tptr == NULL) {
2127 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);
2128 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0);
2129 return;
2130 }
2131 }
2132 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did);
2133 goto noresrc;
2134 }
2135 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);
2136 } else {
2137 chan = 0;
2138 }
2139
2140 /*
2141 * Find the PDB entry for this initiator
2142 */
2143 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) {
2144 /*
2145 * If we're not in the port database terminate the exchange.
2146 */
2147 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",
2148 __func__, aep->at_rxid, did, chan, sid);
2149 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0);
2150 return;
2151 }
2152 nphdl = lp->handle;
2153 wwn = lp->port_wwn;
2154
2155 /*
2156 * Get the tstate pointer
2157 */
2158 tptr = get_lun_statep(isp, chan, lun);
2159 if (tptr == NULL) {
2160 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD);
2161 if (tptr == NULL) {
2162 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun);
2163 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
2164 return;
2165 }
2166 }
2167
2168 /*
2169 * Start any commands pending resources first.
2170 */
2171 if (tptr->restart_queue) {
2172 inot_private_data_t *restart_queue = tptr->restart_queue;
2173 tptr->restart_queue = NULL;
2174 while (restart_queue) {
2175 ntp = restart_queue;
2176 restart_queue = ntp->rd.nt.nt_hba;
2177 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid);
2178 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data);
2179 isp_put_ntpd(isp, tptr, ntp);
2180 /*
2181 * If a recursion caused the restart queue to start to fill again,
2182 * stop and splice the new list on top of the old list and restore
2183 * it and go to noresrc.
2184 */
2185 if (tptr->restart_queue) {
2186 if (restart_queue) {
2187 ntp = tptr->restart_queue;
2188 tptr->restart_queue = restart_queue;
2189 while (restart_queue->rd.nt.nt_hba) {
2190 restart_queue = restart_queue->rd.nt.nt_hba;
2191 }
2192 restart_queue->rd.nt.nt_hba = ntp;
2193 }
2194 goto noresrc;
2195 }
2196 }
2197 }
2198
2199 /*
2200 * If the f/w is out of resources, just send a BUSY status back.
2201 */
2202 if (aep->at_rxid == AT7_NORESRC_RXID) {
2203 rls_lun_statep(isp, tptr);
2204 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0);
2205 return;
2206 }
2207
2208 /*
2209 * If we're out of resources, just send a BUSY status back.
2210 */
2211 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
2212 if (atiop == NULL) {
2213 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid);
2214 goto noresrc;
2215 }
2216
2217 atp = isp_get_atpd(isp, tptr, 0);
2218 if (atp == NULL) {
2219 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid);
2220 goto noresrc;
2221 }
2222 if (isp_get_atpd(isp, tptr, aep->at_rxid)) {
2223 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",
2224 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id);
2225 /*
2226 * It's not a "no resource" condition- but we can treat it like one
2227 */
2228 goto noresrc;
2229 }
2230
2231 atp->tag = aep->at_rxid;
2232 atp->state = ATPD_STATE_ATIO;
2233 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
2234 tptr->atio_count--;
2235 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
2236 atiop->init_id = nphdl;
2237 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid;
2238 atiop->ccb_h.target_lun = lun;
2239 atiop->sense_len = 0;
2240 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT;
2241 if (cdbxlen) {
2242 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored");
2243 }
2244 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb);
2245 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen);
2246 atiop->cdb_len = cdbxlen;
2247 atiop->ccb_h.status = CAM_CDB_RECVD;
2248 atiop->tag_id = atp->tag;
2249 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) {
2250 case FCP_CMND_TASK_ATTR_SIMPLE:
2251 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2252 atiop->tag_action = MSG_SIMPLE_Q_TAG;
2253 break;
2254 case FCP_CMND_TASK_ATTR_HEAD:
2255 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2256 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
2257 break;
2258 case FCP_CMND_TASK_ATTR_ORDERED:
2259 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
2260 atiop->tag_action = MSG_ORDERED_Q_TAG;
2261 break;
2262 default:
2263 /* FALLTHROUGH */
2264 case FCP_CMND_TASK_ATTR_ACA:
2265 case FCP_CMND_TASK_ATTR_UNTAGGED:
2266 atiop->tag_action = 0;
2267 break;
2268 }
2269 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl;
2270 atp->bytes_xfered = 0;
2271 atp->last_xframt = 0;
2272 atp->lun = lun;
2273 atp->nphdl = nphdl;
2274 atp->portid = sid;
2275 atp->oxid = aep->at_hdr.ox_id;
2276 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
2277 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK;
2278 atp->state = ATPD_STATE_CAM;
2279 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);
2280 xpt_done((union ccb *)atiop);
2281 rls_lun_statep(isp, tptr);
2282 return;
2283noresrc:
2284 if (atp) {
2285 isp_put_atpd(isp, tptr, atp);
2286 }
2287 ntp = isp_get_ntpd(isp, tptr);
2288 if (ntp == NULL) {
2289 rls_lun_statep(isp, tptr);
2290 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
2291 return;
2292 }
2293 memcpy(ntp->rd.data, aep, QENTRY_LEN);
2294 ntp->rd.nt.nt_hba = tptr->restart_queue;
2295 tptr->restart_queue = ntp;
2296 rls_lun_statep(isp, tptr);
2297}
2298
2299static void
2300isp_handle_platform_ctio(ispsoftc_t *isp, void *arg)
2301{
2302 union ccb *ccb;
2303 int sentstatus, ok, notify_cam, resid = 0;
2304 tstate_t *tptr = NULL;
2305 atio_private_data_t *atp = NULL;
2306 int bus;
2307 uint32_t tval, handle;
2308
2309 /*
2310 * CTIO handles are 16 bits.
2311 * CTIO2 and CTIO7 are 32 bits.
2312 */
2313
2314 if (IS_SCSI(isp)) {
2315 handle = ((ct_entry_t *)arg)->ct_syshandle;
2316 } else {
2317 handle = ((ct2_entry_t *)arg)->ct_syshandle;
2318 }
2319 ccb = isp_find_xs_tgt(isp, handle);
2320 if (ccb == NULL) {
2321 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg);
2322 return;
2323 }
2324 isp_destroy_tgt_handle(isp, handle);
2325 bus = XS_CHANNEL(ccb);
2326 tptr = get_lun_statep(isp, bus, XS_LUN(ccb));
2327 if (tptr == NULL) {
2328 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD);
2329 }
2330 KASSERT((tptr != NULL), ("cannot get state pointer"));
2331 if (isp->isp_nactive) {
2332 isp->isp_nactive++;
2333 }
2334 if (IS_24XX(isp)) {
2335 ct7_entry_t *ct = arg;
2336
2337 atp = isp_get_atpd(isp, tptr, ct->ct_rxid);
2338 if (atp == NULL) {
2339 rls_lun_statep(isp, tptr);
2340 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid);
2341 return;
2342 }
2343
2344 sentstatus = ct->ct_flags & CT7_SENDSTATUS;
2345 ok = (ct->ct_nphdl == CT7_OK);
2346 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) {
2347 ccb->ccb_h.status |= CAM_SENT_SENSE;
2348 }
2349 notify_cam = ct->ct_header.rqs_seqno & 0x1;
2350 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) {
2351 resid = ct->ct_resid;
2352 atp->bytes_xfered += (atp->last_xframt - resid);
2353 atp->last_xframt = 0;
2354 }
2355 if (ct->ct_nphdl == CT_HBA_RESET) {
2356 ok = 0;
2357 notify_cam = 1;
2358 sentstatus = 1;
2359 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2360 } else if (!ok) {
2361 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2362 }
2363 tval = atp->tag;
2364 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__,
2365 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2366 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */
2367 } else if (IS_FC(isp)) {
2368 ct2_entry_t *ct = arg;
2369
2370 atp = isp_get_atpd(isp, tptr, ct->ct_rxid);
2371 if (atp == NULL) {
2372 rls_lun_statep(isp, tptr);
2373 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid);
2374 return;
2375 }
2376 sentstatus = ct->ct_flags & CT2_SENDSTATUS;
2377 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
2378 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) {
2379 ccb->ccb_h.status |= CAM_SENT_SENSE;
2380 }
2381 notify_cam = ct->ct_header.rqs_seqno & 0x1;
2382 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) {
2383 resid = ct->ct_resid;
2384 atp->bytes_xfered += (atp->last_xframt - resid);
2385 atp->last_xframt = 0;
2386 }
2387 if (ct->ct_status == CT_HBA_RESET) {
2388 ok = 0;
2389 notify_cam = 1;
2390 sentstatus = 1;
2391 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2392 } else if (!ok) {
2393 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2394 }
2395 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__,
2396 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
2397 tval = atp->tag;
2398 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */
2399 } else {
2400 ct_entry_t *ct = arg;
2401 sentstatus = ct->ct_flags & CT_SENDSTATUS;
2402 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
2403 /*
2404 * We *ought* to be able to get back to the original ATIO
2405 * here, but for some reason this gets lost. It's just as
2406 * well because it's squirrelled away as part of periph
2407 * private data.
2408 *
2409 * We can live without it as long as we continue to use
2410 * the auto-replenish feature for CTIOs.
2411 */
2412 notify_cam = ct->ct_header.rqs_seqno & 0x1;
2413 if (ct->ct_status == (CT_HBA_RESET & 0xff)) {
2414 ok = 0;
2415 notify_cam = 1;
2416 sentstatus = 1;
2417 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
2418 } else if (!ok) {
2419 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2420 } else if (ct->ct_status & QLTM_SVALID) {
2421 char *sp = (char *)ct;
2422 sp += CTIO_SENSE_OFFSET;
2423 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN);
2424 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len);
2425 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
2426 }
2427 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) {
2428 resid = ct->ct_resid;
2429 }
2430 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__,
2431 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID");
2432 tval = ct->ct_fwhandle;
2433 }
2434 ccb->csio.resid += resid;
2435
2436 /*
2437 * We're here either because intermediate data transfers are done
2438 * and/or the final status CTIO (which may have joined with a
2439 * Data Transfer) is done.
2440 *
2441 * In any case, for this platform, the upper layers figure out
2442 * what to do next, so all we do here is collect status and
2443 * pass information along. Any DMA handles have already been
2444 * freed.
2445 */
2446 if (notify_cam == 0) {
2447 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval);
2448 return;
2449 }
2450 if (tptr) {
2451 rls_lun_statep(isp, tptr);
2452 }
2453 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval);
2454
2455 if (!ok && !IS_24XX(isp)) {
2456 isp_target_putback_atio(ccb);
2457 } else {
2458 isp_complete_ctio(ccb);
2459 }
2460}
2461
2462static void
2463isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot)
2464{
2465 (void) isp_notify_ack(isp, inot);
2466}
2467
2468static void
2469isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp)
2470{
2471 int needack = 1;
2472 switch (inp->in_status) {
2473 case IN_PORT_LOGOUT:
2474 /*
2475 * XXX: Need to delete this initiator's WWN from the database
2476 * XXX: Need to send this LOGOUT upstream
2477 */
2478 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid);
2479 break;
2480 case IN_PORT_CHANGED:
2481 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid);
2482 break;
2483 case IN_GLOBAL_LOGO:
2484 isp_del_all_wwn_entries(isp, 0);
2485 isp_prt(isp, ISP_LOGINFO, "all ports logged out");
2486 break;
2487 case IN_ABORT_TASK:
2488 {
2489 tstate_t *tptr;
2490 uint16_t lun;
2491 uint32_t loopid;
2492 uint64_t wwn;
2493 atio_private_data_t *atp;
2494 fcportdb_t *lp;
2495 struct ccb_immediate_notify *inot = NULL;
2496
2497 if (ISP_CAP_SCCFW(isp)) {
2498 lun = inp->in_scclun;
2499 } else {
2500 lun = inp->in_lun;
2501 }
2502 if (ISP_CAP_2KLOGIN(isp)) {
2503 loopid = ((in_fcentry_e_t *)inot)->in_iid;
2504 } else {
2505 loopid = inp->in_iid;
2506 }
2507 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) {
2508 wwn = lp->port_wwn;
2509 } else {
2510 wwn = INI_ANY;
2511 }
2512 tptr = get_lun_statep(isp, 0, lun);
2513 if (tptr == NULL) {
2514 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
2515 if (tptr == NULL) {
2516 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun);
2517 return;
2518 }
2519 }
2520 atp = isp_get_atpd(isp, tptr, inp->in_seqid);
2521
2522 if (atp) {
2523 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
2524 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state);
2525 if (inot) {
2526 tptr->inot_count--;
2527 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
2528 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count);
2529 } else {
2530 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n");
2531 }
2532 } else {
2533 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn);
2534 }
2535 if (inot) {
2536 isp_notify_t tmp, *nt = &tmp;
2537 ISP_MEMZERO(nt, sizeof (isp_notify_t));
2538 nt->nt_hba = isp;
2539 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn;
2540 nt->nt_wwn = wwn;
2541 nt->nt_nphdl = loopid;
2542 nt->nt_sid = PORT_ANY;
2543 nt->nt_did = PORT_ANY;
2544 nt->nt_lun = lun;
2545 nt->nt_need_ack = 1;
2546 nt->nt_channel = 0;
2547 nt->nt_ncode = NT_ABORT_TASK;
2548 nt->nt_lreserved = inot;
2549 isp_handle_platform_target_tmf(isp, nt);
2550 needack = 0;
2551 }
2552 rls_lun_statep(isp, tptr);
2553 break;
2554 }
2555 default:
2556 break;
2557 }
2558 if (needack) {
2559 (void) isp_notify_ack(isp, inp);
2560 }
2561}
2562
2563static void
2564isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot)
2565{
2566 uint16_t nphdl;
2567 uint32_t portid;
2568 fcportdb_t *lp;
2569 uint8_t *ptr = NULL;
2570 uint64_t wwn;
2571
2572 nphdl = inot->in_nphdl;
2573 if (nphdl != NIL_HANDLE) {
2574 portid = inot->in_portid_hi << 16 | inot->in_portid_lo;
2575 } else {
2576 portid = PORT_ANY;
2577 }
2578
2579 switch (inot->in_status) {
2580 case IN24XX_ELS_RCVD:
2581 {
2582 char buf[16], *msg;
2583 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx);
2584
2585 /*
2586 * Note that we're just getting notification that an ELS was received
2587 * (possibly with some associcated information sent upstream). This is
2588 * *not* the same as being given the ELS frame to accept or reject.
2589 */
2590 switch (inot->in_status_subcode) {
2591 case LOGO:
2592 msg = "LOGO";
2593 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) {
2594 ptr = (uint8_t *)inot; /* point to unswizzled entry! */
2595 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) |
2596 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) |
2597 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) |
2598 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) |
2599 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) |
2600 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) |
2601 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) |
2602 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7]));
2603 } else {
2604 wwn = INI_ANY;
2605 }
2606 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid);
2607 break;
2608 case PRLO:
2609 msg = "PRLO";
2610 break;
2611 case PLOGI:
2612 msg = "PLOGI";
2613 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) {
2614 ptr = (uint8_t *)inot; /* point to unswizzled entry! */
2615 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) |
2616 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) |
2617 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) |
2618 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) |
2619 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) |
2620 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) |
2621 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) |
2622 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7]));
2623 } else {
2624 wwn = INI_NONE;
2625 }
2626 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid);
2627 break;
2628 case PRLI:
2629 msg = "PRLI";
2630 break;
2631 case PDISC:
2632 msg = "PDISC";
2633 break;
2634 case ADISC:
2635 msg = "ADISC";
2636 break;
2637 default:
2638 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode);
2639 msg = buf;
2640 break;
2641 }
2642 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) {
2643 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);
2644 break;
2645 }
2646 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,
2647 inot->in_rxid, inot->in_oxid);
2648 (void) isp_notify_ack(isp, inot);
2649 break;
2650 }
2651
2652 case IN24XX_PORT_LOGOUT:
2653 ptr = "PORT LOGOUT";
2654 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) {
2655 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid);
2656 }
2657 /* FALLTHROUGH */
2658 case IN24XX_PORT_CHANGED:
2659 if (ptr == NULL) {
2660 ptr = "PORT CHANGED";
2661 }
2662 /* FALLTHROUGH */
2663 case IN24XX_LIP_RESET:
2664 if (ptr == NULL) {
2665 ptr = "LIP RESET";
2666 }
2667 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);
2668
2669 /*
2670 * All subcodes here are irrelevant. What is relevant
2671 * is that we need to terminate all active commands from
2672 * this initiator (known by N-port handle).
2673 */
2674 /* XXX IMPLEMENT XXX */
2675 (void) isp_notify_ack(isp, inot);
2676 break;
2677
2678 case IN24XX_LINK_RESET:
2679 case IN24XX_LINK_FAILED:
2680 case IN24XX_SRR_RCVD:
2681 default:
2682 (void) isp_notify_ack(isp, inot);
2683 break;
2684 }
2685}
2686
2687static int
2688isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp)
2689{
2690
2691 if (isp->isp_state != ISP_RUNSTATE) {
2692 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL);
2693 return (0);
2694 }
2695
2696 /*
2697 * This case is for a Task Management Function, which shows up as an ATIO7 entry.
2698 */
2699 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) {
2700 ct7_entry_t local, *cto = &local;
2701 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved;
2702 fcportdb_t *lp;
2703 uint32_t sid;
2704 uint16_t nphdl;
2705
2706 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2707 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) {
2708 nphdl = lp->handle;
2709 } else {
2710 nphdl = NIL_HANDLE;
2711 }
2712 ISP_MEMZERO(&local, sizeof (local));
2713 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2714 cto->ct_header.rqs_entry_count = 1;
2715 cto->ct_nphdl = nphdl;
2716 cto->ct_rxid = aep->at_rxid;
2717 cto->ct_vpidx = mp->nt_channel;
2718 cto->ct_iid_lo = sid;
2719 cto->ct_iid_hi = sid >> 16;
2720 cto->ct_oxid = aep->at_hdr.ox_id;
2721 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1;
2722 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT;
2723 return (isp_target_put_entry(isp, &local));
2724 }
2725
2726 /*
2727 * This case is for a responding to an ABTS frame
2728 */
2729 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2730
2731 /*
2732 * Overload nt_need_ack here to mark whether we've terminated the associated command.
2733 */
2734 if (mp->nt_need_ack) {
2735 uint8_t storage[QENTRY_LEN];
2736 ct7_entry_t *cto = (ct7_entry_t *) storage;
2737 abts_t *abts = (abts_t *)mp->nt_lreserved;
2738
2739 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
2740 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task);
2741 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
2742 cto->ct_header.rqs_entry_count = 1;
2743 cto->ct_nphdl = mp->nt_nphdl;
2744 cto->ct_rxid = abts->abts_rxid_task;
2745 cto->ct_iid_lo = mp->nt_sid;
2746 cto->ct_iid_hi = mp->nt_sid >> 16;
2747 cto->ct_oxid = abts->abts_ox_id;
2748 cto->ct_vpidx = mp->nt_channel;
2749 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
2750 if (isp_target_put_entry(isp, cto)) {
2751 return (ENOMEM);
2752 }
2753 mp->nt_need_ack = 0;
2754 }
2755 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) {
2756 return (ENOMEM);
2757 } else {
2758 return (0);
2759 }
2760 }
2761
2762 /*
2763 * Handle logout cases here
2764 */
2765 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) {
2766 isp_del_all_wwn_entries(isp, mp->nt_channel);
2767 }
2768
2769 if (mp->nt_ncode == NT_LOGOUT) {
2770 if (!IS_2100(isp) && IS_FC(isp)) {
2771 isp_del_wwn_entries(isp, mp);
2772 }
2773 }
2774
2775 /*
2776 * General purpose acknowledgement
2777 */
2778 if (mp->nt_need_ack) {
2779 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL);
2780 return (isp_notify_ack(isp, mp->nt_lreserved));
2781 }
2782 return (0);
2783}
2784
2785/*
2786 * Handle task managment functions.
2787 *
2788 * We show up here with a notify structure filled out.
2789 *
2790 * The nt_lreserved tag points to the original queue entry
2791 */
2792static void
2793isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
2794{
2795 tstate_t *tptr;
2796 fcportdb_t *lp;
2797 struct ccb_immediate_notify *inot;
2798 inot_private_data_t *ntp = NULL;
2799 lun_id_t lun;
2800
2801 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode,
2802 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun);
2803 /*
2804 * NB: This assignment is necessary because of tricky type conversion.
2805 * XXX: This is tricky and I need to check this. If the lun isn't known
2806 * XXX: for the task management function, it does not of necessity follow
2807 * XXX: that it should go up stream to the wildcard listener.
2808 */
2809 if (notify->nt_lun == LUN_ANY) {
2810 lun = CAM_LUN_WILDCARD;
2811 } else {
2812 lun = notify->nt_lun;
2813 }
2814 tptr = get_lun_statep(isp, notify->nt_channel, lun);
2815 if (tptr == NULL) {
2816 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD);
2817 if (tptr == NULL) {
2818 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun);
2819 goto bad;
2820 }
2821 }
2822 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
2823 if (inot == NULL) {
2824 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun);
2825 goto bad;
2826 }
2827
2828 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) {
2829 inot->initiator_id = CAM_TARGET_WILDCARD;
2830 } else {
2831 inot->initiator_id = lp->handle;
2832 }
2833 inot->seq_id = notify->nt_tagval;
2834 inot->tag_id = notify->nt_tagval >> 32;
2835
2836 switch (notify->nt_ncode) {
2837 case NT_ABORT_TASK:
2838 isp_target_mark_aborted_early(isp, tptr, inot->tag_id);
2839 inot->arg = MSG_ABORT_TASK;
2840 break;
2841 case NT_ABORT_TASK_SET:
2842 isp_target_mark_aborted_early(isp, tptr, TAG_ANY);
2843 inot->arg = MSG_ABORT_TASK_SET;
2844 break;
2845 case NT_CLEAR_ACA:
2846 inot->arg = MSG_CLEAR_ACA;
2847 break;
2848 case NT_CLEAR_TASK_SET:
2849 inot->arg = MSG_CLEAR_TASK_SET;
2850 break;
2851 case NT_LUN_RESET:
2852 inot->arg = MSG_LOGICAL_UNIT_RESET;
2853 break;
2854 case NT_TARGET_RESET:
2855 inot->arg = MSG_TARGET_RESET;
2856 break;
2857 default:
2858 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);
2859 goto bad;
2860 }
2861
2862 ntp = isp_get_ntpd(isp, tptr);
2863 if (ntp == NULL) {
2864 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__);
2865 goto bad;
2866 }
2867 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t));
2868 if (notify->nt_lreserved) {
2869 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN);
2870 ntp->rd.nt.nt_lreserved = &ntp->rd.data;
2871 }
2872 ntp->rd.seq_id = notify->nt_tagval;
2873 ntp->rd.tag_id = notify->nt_tagval >> 32;
2874
2875 tptr->inot_count--;
2876 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
2877 rls_lun_statep(isp, tptr);
2878 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count);
2879 inot->ccb_h.status = CAM_MESSAGE_RECV;
2880 xpt_done((union ccb *)inot);
2881 return;
2882bad:
2883 if (tptr) {
2884 rls_lun_statep(isp, tptr);
2885 }
2886 if (notify->nt_need_ack && notify->nt_lreserved) {
2887 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
2888 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM);
2889 } else {
2890 (void) isp_notify_ack(isp, notify->nt_lreserved);
2891 }
2892 }
2893}
2894
2895/*
2896 * Find the associated private data and makr it as dead so
2897 * we don't try to work on it any further.
2898 */
2899static void
2900isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb)
2901{
2902 tstate_t *tptr;
2903 atio_private_data_t *atp;
2904
2905 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb));
2906 if (tptr == NULL) {
2907 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
2908 if (tptr == NULL) {
2909 ccb->ccb_h.status = CAM_REQ_INVALID;
2910 return;
2911 }
2912 }
2913
2914 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id);
2915 if (atp == NULL) {
2916 ccb->ccb_h.status = CAM_REQ_INVALID;
2917 return;
2918 }
2919 atp->dead = 1;
2920 ccb->ccb_h.status = CAM_REQ_CMP;
2921}
2922
2923static void
2924isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id)
2925{
2926 atio_private_data_t *atp;
2927 inot_private_data_t *restart_queue = tptr->restart_queue;
2928
2929 /*
2930 * First, clean any commands pending restart
2931 */
2932 tptr->restart_queue = NULL;
2933 while (restart_queue) {
2934 uint32_t this_tag_id;
2935 inot_private_data_t *ntp = restart_queue;
2936
2937 restart_queue = ntp->rd.nt.nt_hba;
2938
2939 if (IS_24XX(isp)) {
2940 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid;
2941 } else {
2942 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid;
2943 }
2944 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) {
2945 isp_put_ntpd(isp, tptr, ntp);
2946 } else {
2947 ntp->rd.nt.nt_hba = tptr->restart_queue;
2948 tptr->restart_queue = ntp;
2949 }
2950 }
2951
2952 /*
2953 * Now mark other ones dead as well.
2954 */
2955 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
2956 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) {
2957 atp->dead = 1;
2958 }
2959 }
2960}
2961
2962
2963#ifdef ISP_INTERNAL_TARGET
2964// #define ISP_FORCE_TIMEOUT 1
2965// #define ISP_TEST_WWNS 1
2966// #define ISP_TEST_SEPARATE_STATUS 1
2967
2968#define ccb_data_offset ppriv_field0
2969#define ccb_atio ppriv_ptr1
2970#define ccb_inot ppriv_ptr1
2971
2972#define MAX_ISP_TARG_TRANSFER (2 << 20)
2973#define NISP_TARG_CMDS 1024
2974#define NISP_TARG_NOTIFIES 1024
2975#define DISK_SHIFT 9
2976#define JUNK_SIZE 256
2977
2978#ifndef VERIFY_10
2979#define VERIFY_10 0x2f
2980#endif
2981
2982TAILQ_HEAD(ccb_queue, ccb_hdr);
2983extern u_int vm_kmem_size;
2984static int ca;
2985static uint32_t disk_size;
2986static uint8_t *disk_data = NULL;
2987static uint8_t *junk_data;
2988static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data");
2989struct isptarg_softc {
2990 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */
2991 struct ccb_queue work_queue;
2992 struct ccb_queue rework_queue;
2993 struct ccb_queue running_queue;
2994 struct ccb_queue inot_queue;
2995 struct cam_periph *periph;
2996 struct cam_path *path;
2997 ispsoftc_t *isp;
2998};
2999static periph_ctor_t isptargctor;
3000static periph_dtor_t isptargdtor;
3001static periph_start_t isptargstart;
3002static periph_init_t isptarginit;
3003static void isptarg_done(struct cam_periph *, union ccb *);
3004static void isptargasync(void *, u_int32_t, struct cam_path *, void *);
3005
3006
3007static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *);
3008
3009static struct periph_driver isptargdriver =
3010{
3011 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0
3012};
3013
3014static void
3015isptarginit(void)
3016{
3017}
3018
3019static void
3020isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot)
3021{
3022 struct ccb_notify_acknowledge *ack = &iccb->cna2;
3023
3024 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__,
3025 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg);
3026 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE;
3027 ack->ccb_h.flags = 0;
3028 ack->ccb_h.retry_count = 0;
3029 ack->ccb_h.cbfcnp = isptarg_done;
3030 ack->ccb_h.timeout = 0;
3031 ack->ccb_h.ccb_inot = inot;
3032 ack->tag_id = inot->tag_id;
3033 ack->seq_id = inot->seq_id;
3034 ack->initiator_id = inot->initiator_id;
3035 xpt_action(iccb);
3036}
3037
3038static void
3039isptargstart(struct cam_periph *periph, union ccb *iccb)
3040{
3041 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 0x7f };
3042 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = {
3043 0, 0x0, 0x2, 0x2, 32, 0, 0, 0x32,
3044 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
3045 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M',
3046 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K',
3047 '0', '0', '0', '1'
3048 };
3049 int i, more = 0, last;
3050 struct isptarg_softc *softc = periph->softc;
3051 struct ccb_scsiio *csio;
3052 lun_id_t return_lun;
3053 struct ccb_accept_tio *atio;
3054 uint8_t *cdb, *ptr, status;
3055 uint8_t *data_ptr;
3056 uint32_t data_len, flags;
3057 struct ccb_hdr *ccbh;
3058
3059 mtx_assert(periph->sim->mtx, MA_OWNED);
3060 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,
3061 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n');
3062 /*
3063 * Check for immediate notifies first
3064 */
3065 ccbh = TAILQ_FIRST(&softc->inot_queue);
3066 if (ccbh) {
3067 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe);
3068 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) {
3069 xpt_schedule(periph, 1);
3070 }
3071 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh);
3072 return;
3073 }
3074
3075 /*
3076 * Check the rework (continuation) work queue first.
3077 */
3078 ccbh = TAILQ_FIRST(&softc->rework_queue);
3079 if (ccbh) {
3080 atio = (struct ccb_accept_tio *)ccbh;
3081 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe);
3082 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue);
3083 } else {
3084 ccbh = TAILQ_FIRST(&softc->work_queue);
3085 if (ccbh == NULL) {
3086 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__);
3087 xpt_release_ccb(iccb);
3088 return;
3089 }
3090 atio = (struct ccb_accept_tio *)ccbh;
3091 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe);
3092 more = TAILQ_FIRST(&softc->work_queue) != NULL;
3093 atio->ccb_h.ccb_data_offset = 0;
3094 }
3095
3096 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) {
3097 panic("BAD ATIO");
3098 }
3099
3100 data_ptr = NULL;
3101 data_len = 0;
3102 csio = &iccb->csio;
3103 status = SCSI_STATUS_OK;
3104 flags = CAM_SEND_STATUS;
3105 memset(&atio->sense_data, 0, sizeof (atio->sense_data));
3106 cdb = atio->cdb_io.cdb_bytes;
3107 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,
3108 cdb[0], atio->ccb_h.ccb_data_offset);
3109
3110 return_lun = XS_LUN(atio);
3111 if (return_lun != 0) {
3112 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]);
3113 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) {
3114 status = SCSI_STATUS_CHECK_COND;
3115 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST;
3116 atio->sense_data.add_sense_code = 0x25;
3117 atio->sense_data.add_sense_code_qual = 0x0;
3118 atio->sense_len = sizeof (atio->sense_data);
3119 }
3120 return_lun = CAM_LUN_WILDCARD;
3121 }
3122
3123 switch (cdb[0]) {
3124 case REQUEST_SENSE:
3125 flags |= CAM_DIR_IN;
3126 data_len = sizeof (atio->sense_data);
3127 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE;
3128 memset(junk_data+1, 0, data_len-1);
3129 if (data_len > cdb[4]) {
3130 data_len = cdb[4];
3131 }
3132 if (data_len) {
3133 data_ptr = junk_data;
3134 }
3135 break;
3136 case READ_6:
3137 case READ_10:
3138 case READ_12:
3139 case READ_16:
3140 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) {
3141 status = SCSI_STATUS_CHECK_COND;
3142 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3143 atio->sense_data.add_sense_code = 0x5;
3144 atio->sense_data.add_sense_code_qual = 0x24;
3145 atio->sense_len = sizeof (atio->sense_data);
3146 } else {
3147#ifdef ISP_FORCE_TIMEOUT
3148 {
3149 static int foo;
3150 if (foo++ == 500) {
3151 if (more) {
3152 xpt_schedule(periph, 1);
3153 }
3154 foo = 0;
3155 return;
3156 }
3157 }
3158#endif
3159#ifdef ISP_TEST_SEPARATE_STATUS
3160 if (last && data_len) {
3161 last = 0;
3162 }
3163#endif
3164 if (last == 0) {
3165 flags &= ~CAM_SEND_STATUS;
3166 }
3167 if (data_len) {
3168 atio->ccb_h.ccb_data_offset += data_len;
3169 flags |= CAM_DIR_IN;
3170 } else {
3171 flags |= CAM_DIR_NONE;
3172 }
3173 }
3174 break;
3175 case WRITE_6:
3176 case WRITE_10:
3177 case WRITE_12:
3178 case WRITE_16:
3179 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) {
3180 status = SCSI_STATUS_CHECK_COND;
3181 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3182 atio->sense_data.add_sense_code = 0x5;
3183 atio->sense_data.add_sense_code_qual = 0x24;
3184 atio->sense_len = sizeof (atio->sense_data);
3185 } else {
3186#ifdef ISP_FORCE_TIMEOUT
3187 {
3188 static int foo;
3189 if (foo++ == 500) {
3190 if (more) {
3191 xpt_schedule(periph, 1);
3192 }
3193 foo = 0;
3194 return;
3195 }
3196 }
3197#endif
3198#ifdef ISP_TEST_SEPARATE_STATUS
3199 if (last && data_len) {
3200 last = 0;
3201 }
3202#endif
3203 if (last == 0) {
3204 flags &= ~CAM_SEND_STATUS;
3205 }
3206 if (data_len) {
3207 atio->ccb_h.ccb_data_offset += data_len;
3208 flags |= CAM_DIR_OUT;
3209 } else {
3210 flags |= CAM_DIR_NONE;
3211 }
3212 }
3213 break;
3214 case INQUIRY:
3215 flags |= CAM_DIR_IN;
3216 if (cdb[1] || cdb[2] || cdb[3]) {
3217 status = SCSI_STATUS_CHECK_COND;
3218 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3219 atio->sense_data.add_sense_code = 0x5;
3220 atio->sense_data.add_sense_code_qual = 0x20;
3221 atio->sense_len = sizeof (atio->sense_data);
3222 break;
3223 }
3224 data_len = sizeof (iqd);
3225 if (data_len > cdb[4]) {
3226 data_len = cdb[4];
3227 }
3228 if (data_len) {
3229 if (XS_LUN(iccb) != 0) {
3230 memcpy(junk_data, niliqd, sizeof (iqd));
3231 } else {
3232 memcpy(junk_data, iqd, sizeof (iqd));
3233 }
3234 data_ptr = junk_data;
3235 }
3236 break;
3237 case TEST_UNIT_READY:
3238 flags |= CAM_DIR_NONE;
3239 if (ca) {
3240 ca = 0;
3241 status = SCSI_STATUS_CHECK_COND;
3242 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3243 atio->sense_data.add_sense_code = 0x28;
3244 atio->sense_data.add_sense_code_qual = 0x0;
3245 atio->sense_len = sizeof (atio->sense_data);
3246 }
3247 break;
3248 case SYNCHRONIZE_CACHE:
3249 case START_STOP:
3250 case RESERVE:
3251 case RELEASE:
3252 case VERIFY_10:
3253 flags |= CAM_DIR_NONE;
3254 break;
3255
3256 case READ_CAPACITY:
3257 flags |= CAM_DIR_IN;
3258 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) {
3259 status = SCSI_STATUS_CHECK_COND;
3260 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3261 atio->sense_data.add_sense_code = 0x5;
3262 atio->sense_data.add_sense_code_qual = 0x24;
3263 atio->sense_len = sizeof (atio->sense_data);
3264 break;
3265 }
3266 if (cdb[8] & 0x1) { /* PMI */
3267 junk_data[0] = 0xff;
3268 junk_data[1] = 0xff;
3269 junk_data[2] = 0xff;
3270 junk_data[3] = 0xff;
3271 } else {
3272 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1;
3273 if (last_blk < 0xffffffffULL) {
3274 junk_data[0] = (last_blk >> 24) & 0xff;
3275 junk_data[1] = (last_blk >> 16) & 0xff;
3276 junk_data[2] = (last_blk >> 8) & 0xff;
3277 junk_data[3] = (last_blk) & 0xff;
3278 } else {
3279 junk_data[0] = 0xff;
3280 junk_data[1] = 0xff;
3281 junk_data[2] = 0xff;
3282 junk_data[3] = 0xff;
3283 }
3284 }
3285 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff;
3286 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff;
3287 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff;
3288 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff;
3289 data_ptr = junk_data;
3290 data_len = 8;
3291 break;
3292 case REPORT_LUNS:
3293 flags |= CAM_DIR_IN;
3294 memset(junk_data, 0, JUNK_SIZE);
3295 junk_data[0] = (1 << 3) >> 24;
3296 junk_data[1] = (1 << 3) >> 16;
3297 junk_data[2] = (1 << 3) >> 8;
3298 junk_data[3] = (1 << 3);
3299 ptr = NULL;
3300 for (i = 0; i < 1; i++) {
3301 ptr = &junk_data[8 + (1 << 3)];
3302 if (i >= 256) {
3303 ptr[0] = 0x40 | ((i >> 8) & 0x3f);
3304 }
3305 ptr[1] = i;
3306 }
3307 data_ptr = junk_data;
3308 data_len = (ptr + 8) - junk_data;
3309 break;
3310
3311 default:
3312 flags |= CAM_DIR_NONE;
3313 status = SCSI_STATUS_CHECK_COND;
3314 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION;
3315 atio->sense_data.add_sense_code = 0x5;
3316 atio->sense_data.add_sense_code_qual = 0x20;
3317 atio->sense_len = sizeof (atio->sense_data);
3318 break;
3319 }
3320
3321 /*
3322 * If we are done with the transaction, tell the
3323 * controller to send status and perform a CMD_CMPLT.
3324 * If we have associated sense data, see if we can
3325 * send that too.
3326 */
3327 if (status == SCSI_STATUS_CHECK_COND) {
3328 flags |= CAM_SEND_SENSE;
3329 csio->sense_len = atio->sense_len;
3330 csio->sense_data = atio->sense_data;
3331 flags &= ~CAM_DIR_MASK;
3332 data_len = 0;
3333 data_ptr = NULL;
3334 }
3335 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0);
3336 iccb->ccb_h.target_id = atio->ccb_h.target_id;
3337 iccb->ccb_h.target_lun = return_lun;
3338 iccb->ccb_h.ccb_atio = atio;
3339 xpt_action(iccb);
3340
3341 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3342 cam_release_devq(periph->path, 0, 0, 0, 0);
3343 atio->ccb_h.status &= ~CAM_DEV_QFRZN;
3344 }
3345 if (more) {
3346 xpt_schedule(periph, 1);
3347 }
3348}
3349
3350static cam_status
3351isptargctor(struct cam_periph *periph, void *arg)
3352{
3353 struct isptarg_softc *softc;
3354
3355 softc = (struct isptarg_softc *)arg;
3356 periph->softc = softc;
3357 softc->periph = periph;
3358 softc->path = periph->path;
3359 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__);
3360 return (CAM_REQ_CMP);
3361}
3362
3363static void
3364isptargdtor(struct cam_periph *periph)
3365{
3366 struct isptarg_softc *softc;
3367 softc = (struct isptarg_softc *)periph->softc;
3368 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__);
3369 softc->periph = NULL;
3370 softc->path = NULL;
3371 periph->softc = NULL;
3372}
3373
3374static void
3375isptarg_done(struct cam_periph *periph, union ccb *ccb)
3376{
3377 struct isptarg_softc *softc;
3378 ispsoftc_t *isp;
3379 struct ccb_accept_tio *atio;
3380 struct ccb_immediate_notify *inot;
3381 cam_status status;
3382
3383 softc = (struct isptarg_softc *)periph->softc;
3384 isp = softc->isp;
3385 status = ccb->ccb_h.status & CAM_STATUS_MASK;
3386
3387 switch (ccb->ccb_h.func_code) {
3388 case XPT_ACCEPT_TARGET_IO:
3389 atio = (struct ccb_accept_tio *) ccb;
3390 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__);
3391 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe);
3392 xpt_schedule(periph, 1);
3393 break;
3394 case XPT_IMMEDIATE_NOTIFY:
3395 inot = (struct ccb_immediate_notify *) ccb;
3396 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__);
3397 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe);
3398 xpt_schedule(periph, 1);
3399 break;
3400 case XPT_CONT_TARGET_IO:
3401 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3402 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0);
3403 ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
3404 }
3405 atio = ccb->ccb_h.ccb_atio;
3406 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3407 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL);
3408 xpt_action((union ccb *)atio);
3409 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
3410 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__);
3411 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe);
3412 xpt_schedule(periph, 1);
3413 } else {
3414 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__);
3415 xpt_action((union ccb *)atio);
3416 }
3417 xpt_release_ccb(ccb);
3418 break;
3419 case XPT_NOTIFY_ACKNOWLEDGE:
3420 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3421 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0);
3422 ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
3423 }
3424 inot = ccb->ccb_h.ccb_inot;
3425 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);
3426 xpt_release_ccb(ccb);
3427 xpt_action((union ccb *)inot);
3428 break;
3429 default:
3430 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code);
3431 break;
3432 }
3433}
3434
3435static void
3436isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
3437{
3438 struct ac_contract *acp = arg;
3439 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data;
3440
3441 if (code != AC_CONTRACT) {
3442 return;
3443 }
3444 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed");
3445}
3446
3447static void
3448isp_target_thread(ispsoftc_t *isp, int chan)
3449{
3450 union ccb *ccb = NULL;
3451 int i;
3452 void *wchan;
3453 cam_status status;
3454 struct isptarg_softc *softc = NULL;
3455 struct cam_periph *periph = NULL, *wperiph = NULL;
3456 struct cam_path *path, *wpath;
3457 struct cam_sim *sim;
3458
3459 if (disk_data == NULL) {
3460 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20));
3461 if (disk_size < (50 << 20)) {
3462 disk_size = 50 << 20;
3463 }
3464 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO);
3465 if (disk_data == NULL) {
3466 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__);
3467 goto out;
3468 }
3469 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20));
3470 }
3471 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO);
3472 if (junk_data == NULL) {
3473 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__);
3474 goto out;
3475 }
3476
3477
3478 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO);
3479 if (softc == NULL) {
3480 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__);
3481 goto out;
3482 }
3483 TAILQ_INIT(&softc->work_queue);
3484 TAILQ_INIT(&softc->rework_queue);
3485 TAILQ_INIT(&softc->running_queue);
3486 TAILQ_INIT(&softc->inot_queue);
3487 softc->isp = isp;
3488
3489 periphdriver_register(&isptargdriver);
3490 ISP_GET_PC(isp, chan, sim, sim);
3491 ISP_GET_PC(isp, chan, path, path);
3492 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD);
3493 if (status != CAM_REQ_CMP) {
3494 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__);
3495 return;
3496 }
3497 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0);
3498 if (status != CAM_REQ_CMP) {
3499 xpt_free_path(wpath);
3500 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__);
3501 return;
3502 }
3503
3504 ccb = xpt_alloc_ccb();
3505
3506 ISP_LOCK(isp);
3507 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc);
3508 if (status != CAM_REQ_CMP) {
3509 ISP_UNLOCK(isp);
3510 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__);
3511 goto out;
3512 }
3513 wperiph = cam_periph_find(wpath, "isptarg");
3514 if (wperiph == NULL) {
3515 ISP_UNLOCK(isp);
3516 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__);
3517 goto out;
3518 }
3519
3520 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc);
3521 if (status != CAM_REQ_CMP) {
3522 ISP_UNLOCK(isp);
3523 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__);
3524 goto out;
3525 }
3526
3527 periph = cam_periph_find(path, "isptarg");
3528 if (periph == NULL) {
3529 ISP_UNLOCK(isp);
3530 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__);
3531 goto out;
3532 }
3533
3534 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath);
3535 if (status != CAM_REQ_CMP) {
3536 ISP_UNLOCK(isp);
3537 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__);
3538 goto out;
3539 }
3540
3541 ISP_UNLOCK(isp);
3542
3543 ccb = xpt_alloc_ccb();
3544
3545 /*
3546 * Make sure role is none.
3547 */
3548 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
3549 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB;
3550 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE;
3551#ifdef ISP_TEST_WWNS
3552 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS;
3553 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16);
3554 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16);
3555#else
3556 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE;
3557#endif
3558
3559 ISP_LOCK(isp);
3560 xpt_action(ccb);
3561 ISP_UNLOCK(isp);
3562
3563 /*
3564 * Now enable luns
3565 */
3566 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
3567 ccb->ccb_h.func_code = XPT_EN_LUN;
3568 ccb->cel.enable = 1;
3569 ISP_LOCK(isp);
3570 xpt_action(ccb);
3571 ISP_UNLOCK(isp);
3572 if (ccb->ccb_h.status != CAM_REQ_CMP) {
3573 xpt_free_ccb(ccb);
3574 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status);
3575 goto out;
3576 }
3577
3578 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10);
3579 ccb->ccb_h.func_code = XPT_EN_LUN;
3580 ccb->cel.enable = 1;
3581 ISP_LOCK(isp);
3582 xpt_action(ccb);
3583 ISP_UNLOCK(isp);
3584 if (ccb->ccb_h.status != CAM_REQ_CMP) {
3585 xpt_free_ccb(ccb);
3586 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status);
3587 goto out;
3588 }
3589 xpt_free_ccb(ccb);
3590
3591 /*
3592 * Add resources
3593 */
3594 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan);
3595 for (i = 0; i < 4; i++) {
3596 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3597 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1);
3598 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO;
3599 ccb->ccb_h.cbfcnp = isptarg_done;
3600 ISP_LOCK(isp);
3601 xpt_action(ccb);
3602 ISP_UNLOCK(isp);
3603 }
3604 for (i = 0; i < NISP_TARG_CMDS; i++) {
3605 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3606 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1);
3607 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO;
3608 ccb->ccb_h.cbfcnp = isptarg_done;
3609 ISP_LOCK(isp);
3610 xpt_action(ccb);
3611 ISP_UNLOCK(isp);
3612 }
3613 for (i = 0; i < 4; i++) {
3614 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3615 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1);
3616 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY;
3617 ccb->ccb_h.cbfcnp = isptarg_done;
3618 ISP_LOCK(isp);
3619 xpt_action(ccb);
3620 ISP_UNLOCK(isp);
3621 }
3622 for (i = 0; i < NISP_TARG_NOTIFIES; i++) {
3623 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
3624 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1);
3625 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY;
3626 ccb->ccb_h.cbfcnp = isptarg_done;
3627 ISP_LOCK(isp);
3628 xpt_action(ccb);
3629 ISP_UNLOCK(isp);
3630 }
3631
3632 /*
3633 * Now turn it all back on
3634 */
3635 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
3636 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB;
3637 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE;
3638 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET;
3639 ISP_LOCK(isp);
3640 xpt_action(ccb);
3641 ISP_UNLOCK(isp);
3642
3643 /*
3644 * Okay, while things are still active, sleep...
3645 */
3646 ISP_LOCK(isp);
3647 for (;;) {
3648 ISP_GET_PC(isp, chan, proc_active, i);
3649 if (i == 0) {
3650 break;
3651 }
3652 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0);
3653 }
3654 ISP_UNLOCK(isp);
3655
3656out:
3657 if (wperiph) {
3658 cam_periph_invalidate(wperiph);
3659 }
3660 if (periph) {
3661 cam_periph_invalidate(periph);
3662 }
3663 if (junk_data) {
3664 free(junk_data, M_ISPTARG);
3665 }
3666 if (disk_data) {
3667 free(disk_data, M_ISPTARG);
3668 }
3669 if (softc) {
3670 free(softc, M_ISPTARG);
3671 }
3672 xpt_free_path(path);
3673 xpt_free_path(wpath);
3674}
3675
3676static void
3677isp_target_thread_pi(void *arg)
3678{
3679 struct isp_spi *pi = arg;
3680 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim));
3681}
3682
3683static void
3684isp_target_thread_fc(void *arg)
3685{
3686 struct isp_fc *fc = arg;
3687 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim));
3688}
3689
3690static int
3691isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp)
3692{
3693 uint32_t cnt, curcnt;
3694 uint64_t lba;
3695
3696 switch (cdb[0]) {
3697 case WRITE_16:
3698 case READ_16:
3699 cnt = (((uint32_t)cdb[10]) << 24) |
3700 (((uint32_t)cdb[11]) << 16) |
3701 (((uint32_t)cdb[12]) << 8) |
3702 ((uint32_t)cdb[13]);
3703
3704 lba = (((uint64_t)cdb[2]) << 56) |
3705 (((uint64_t)cdb[3]) << 48) |
3706 (((uint64_t)cdb[4]) << 40) |
3707 (((uint64_t)cdb[5]) << 32) |
3708 (((uint64_t)cdb[6]) << 24) |
3709 (((uint64_t)cdb[7]) << 16) |
3710 (((uint64_t)cdb[8]) << 8) |
3711 ((uint64_t)cdb[9]);
3712 break;
3713 case WRITE_12:
3714 case READ_12:
3715 cnt = (((uint32_t)cdb[6]) << 16) |
3716 (((uint32_t)cdb[7]) << 8) |
3717 ((u_int32_t)cdb[8]);
3718
3719 lba = (((uint32_t)cdb[2]) << 24) |
3720 (((uint32_t)cdb[3]) << 16) |
3721 (((uint32_t)cdb[4]) << 8) |
3722 ((uint32_t)cdb[5]);
3723 break;
3724 case WRITE_10:
3725 case READ_10:
3726 cnt = (((uint32_t)cdb[7]) << 8) |
3727 ((u_int32_t)cdb[8]);
3728
3729 lba = (((uint32_t)cdb[2]) << 24) |
3730 (((uint32_t)cdb[3]) << 16) |
3731 (((uint32_t)cdb[4]) << 8) |
3732 ((uint32_t)cdb[5]);
3733 break;
3734 case WRITE_6:
3735 case READ_6:
3736 cnt = cdb[4];
3737 if (cnt == 0) {
3738 cnt = 256;
3739 }
3740 lba = (((uint32_t)cdb[1] & 0x1f) << 16) |
3741 (((uint32_t)cdb[2]) << 8) |
3742 ((uint32_t)cdb[3]);
3743 break;
3744 default:
3745 return (-1);
3746 }
3747
3748 cnt <<= DISK_SHIFT;
3749 lba <<= DISK_SHIFT;
3750
3751 if (offset == cnt) {
3752 *lp = 1;
3753 return (0);
3754 }
3755
3756 if (lba + cnt > dl) {
3757 return (-1);
3758 }
3759
3760
3761 curcnt = MAX_ISP_TARG_TRANSFER;
3762 if (offset + curcnt >= cnt) {
3763 curcnt = cnt - offset;
3764 *lp = 1;
3765 } else {
3766 *lp = 0;
3767 }
3768 *tl = curcnt;
3769 *kp = &dp[lba + offset];
3770 return (0);
3771}
3772
3773#endif
3774#endif
3775
3776static void
3777isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg)
3778{
3779 struct cam_sim *sim;
3780 ispsoftc_t *isp;
3781
3782 sim = (struct cam_sim *)cbarg;
3783 isp = (ispsoftc_t *) cam_sim_softc(sim);
3784 switch (code) {
3785 case AC_LOST_DEVICE:
3786 if (IS_SCSI(isp)) {
3787 uint16_t oflags, nflags;
3788 int bus = cam_sim_bus(sim);
3789 sdparam *sdp = SDPARAM(isp, bus);
3790 int tgt;
3791
3792 tgt = xpt_path_target_id(path);
3793 if (tgt >= 0) {
3794 nflags = sdp->isp_devparam[tgt].nvrm_flags;
3795#ifndef ISP_TARGET_MODE
3796 nflags &= DPARM_SAFE_DFLT;
3797 if (isp->isp_loaded_fw) {
3798 nflags |= DPARM_NARROW | DPARM_ASYNC;
3799 }
3800#else
3801 nflags = DPARM_DEFAULT;
3802#endif
3803 oflags = sdp->isp_devparam[tgt].goal_flags;
3804 sdp->isp_devparam[tgt].goal_flags = nflags;
3805 sdp->isp_devparam[tgt].dev_update = 1;
3806 sdp->update = 1;
3807 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
3808 sdp->isp_devparam[tgt].goal_flags = oflags;
3809 }
3810 }
3811 break;
3812 default:
3813 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code);
3814 break;
3815 }
3816}
3817
3818static void
3819isp_poll(struct cam_sim *sim)
3820{
3821 ispsoftc_t *isp = cam_sim_softc(sim);
3822 uint32_t isr;
3823 uint16_t sema, mbox;
3824
3825 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
3826 isp_intr(isp, isr, sema, mbox);
3827 }
3828}
3829
3830
3831static void
3832isp_watchdog(void *arg)
3833{
3834 struct ccb_scsiio *xs = arg;
3835 ispsoftc_t *isp;
3836 uint32_t handle;
3837
3838 isp = XS_ISP(xs);
3839
3840 handle = isp_find_handle(isp, xs);
3841 if (handle != ISP_HANDLE_FREE) {
3842 /*
3843 * Try and make sure the command is really dead before
3844 * we release the handle (and DMA resources) for reuse.
3845 *
3846 * If we are successful in aborting the command then
3847 * we're done here because we'll get the command returned
3848 * back separately.
3849 */
3850 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
3851 return;
3852 }
3853
3854 /*
3855 * Note that after calling the above, the command may in
3856 * fact have been completed.
3857 */
3858 xs = isp_find_xs(isp, handle);
3859
3860 /*
3861 * If the command no longer exists, then we won't
3862 * be able to find the xs again with this handle.
3863 */
3864 if (xs == NULL) {
3865 return;
3866 }
3867
3868 /*
3869 * After this point, the command is really dead.
3870 */
3871 if (XS_XFRLEN(xs)) {
3872 ISP_DMAFREE(isp, xs, handle);
3873 }
3874 isp_destroy_handle(isp, handle);
3875 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle);
3876 XS_SETERR(xs, CAM_CMD_TIMEOUT);
3877 isp_done(xs);
3878 }
3879}
3880
3881static void
3882isp_make_here(ispsoftc_t *isp, int chan, int tgt)
3883{
3884 union ccb *ccb;
3885 struct isp_fc *fc = ISP_FC_PC(isp, chan);
3886
3887 if (isp_autoconfig == 0) {
3888 return;
3889 }
3890
3891 /*
3892 * Allocate a CCB, create a wildcard path for this bus/target and schedule a rescan.
3893 */
3894 ccb = xpt_alloc_ccb_nowait();
3895 if (ccb == NULL) {
3896 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan);
3897 return;
3898 }
3899 /*
3900 * xpt_rescan only honors wildcard in the target field.
3901 * Scan the whole bus instead of target, which will then
3902 * force a scan of all luns.
3903 */
3904 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
3905 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan");
3906 xpt_free_ccb(ccb);
3907 return;
3908 }
3909 xpt_rescan(ccb);
3910}
3911
3912static void
3913isp_make_gone(ispsoftc_t *isp, int chan, int tgt)
3914{
3915 struct cam_path *tp;
3916 struct isp_fc *fc = ISP_FC_PC(isp, chan);
3917
3918 if (isp_autoconfig == 0) {
3919 return;
3920 }
3921 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) {
3922 xpt_async(AC_LOST_DEVICE, tp, NULL);
3923 xpt_free_path(tp);
3924 }
3925}
3926
3927/*
3928 * Gone Device Timer Function- when we have decided that a device has gone
3929 * away, we wait a specific period of time prior to telling the OS it has
3930 * gone away.
3931 *
3932 * This timer function fires once a second and then scans the port database
3933 * for devices that are marked dead but still have a virtual target assigned.
3934 * We decrement a counter for that port database entry, and when it hits zero,
3935 * we tell the OS the device has gone away.
3936 */
3937static void
3938isp_gdt(void *arg)
3939{
3940 struct isp_fc *fc = arg;
3941 ispsoftc_t *isp = fc->isp;
3942 int chan = fc - isp->isp_osinfo.pc.fc;
3943 fcportdb_t *lp;
3944 int dbidx, tgt, more_to_do = 0;
3945
3946 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d GDT timer expired @ %lu", chan, time_uptime);
3947 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3948 lp = &FCPARAM(isp, chan)->portdb[dbidx];
3949
3950 if (lp->state != FC_PORTDB_STATE_ZOMBIE) {
3951 continue;
3952 }
3953 if (lp->dev_map_idx == 0 || lp->target_mode) {
3954 continue;
3955 }
3956 if (lp->gone_timer != 0) {
3957 lp->gone_timer -= 1;
3958 more_to_do++;
3959 continue;
3960 }
3961 tgt = lp->dev_map_idx - 1;
3962 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0;
3963 lp->dev_map_idx = 0;
3964 lp->state = FC_PORTDB_STATE_NIL;
3965 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout");
3966 isp_make_gone(isp, chan, tgt);
3967 }
3968 if (fc->ready) {
3969 if (more_to_do) {
3970 callout_reset(&fc->gdt, hz, isp_gdt, fc);
3971 } else {
3972 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Stopping Gone Device Timer", chan);
3973 }
3974 }
3975}
3976
3977/*
3978 * Loop Down Timer Function- when loop goes down, a timer is started and
3979 * and after it expires we come here and take all probational devices that
3980 * the OS knows about and the tell the OS that they've gone away.
3981 *
3982 * We don't clear the devices out of our port database because, when loop
3983 * come back up, we have to do some actual cleanup with the chip at that
3984 * point (implicit PLOGO, e.g., to get the chip's port database state right).
3985 */
3986static void
3987isp_ldt(void *arg)
3988{
3989 struct isp_fc *fc = arg;
3990 ispsoftc_t *isp = fc->isp;
3991 int chan = fc - isp->isp_osinfo.pc.fc;
3992 fcportdb_t *lp;
3993 int dbidx, tgt;
3994
3995 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime);
3996
3997 /*
3998 * Notify to the OS all targets who we now consider have departed.
3999 */
4000 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
4001 lp = &FCPARAM(isp, chan)->portdb[dbidx];
4002
4003 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) {
4004 continue;
4005 }
4006 if (lp->dev_map_idx == 0 || lp->target_mode) {
4007 continue;
4008 }
4009
4010 /*
4011 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST!
4012 */
4013
4014 /*
4015 * Mark that we've announced that this device is gone....
4016 */
4017 lp->reserved = 1;
4018
4019 /*
4020 * but *don't* change the state of the entry. Just clear
4021 * any target id stuff and announce to CAM that the
4022 * device is gone. This way any necessary PLOGO stuff
4023 * will happen when loop comes back up.
4024 */
4025
4026 tgt = lp->dev_map_idx - 1;
4027 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0;
4028 lp->dev_map_idx = 0;
4029 lp->state = FC_PORTDB_STATE_NIL;
4030 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout");
4031 isp_make_gone(isp, chan, tgt);
4032 }
4033
4034 /*
4035 * The loop down timer has expired. Wake up the kthread
4036 * to notice that fact (or make it false).
4037 */
4038 fc->loop_dead = 1;
4039 fc->loop_down_time = fc->loop_down_limit+1;
4040 wakeup(fc);
4041}
4042
4043static void
4044isp_kthread(void *arg)
4045{
4046 struct isp_fc *fc = arg;
4047 ispsoftc_t *isp = fc->isp;
4048 int chan = fc - isp->isp_osinfo.pc.fc;
4049 int slp = 0;
4050
4051 mtx_lock(&isp->isp_osinfo.lock);
4052
4053 for (;;) {
4054 int wasfrozen, lb, lim;
4055
4056 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan);
4057 lb = isp_fc_runstate(isp, chan, 250000);
4058
4059 /*
4060 * Our action is different based upon whether we're supporting
4061 * Initiator mode or not. If we are, we might freeze the simq
4062 * when loop is down and set all sorts of different delays to
4063 * check again.
4064 *
4065 * If not, we simply just wait for loop to come up.
4066 */
4067 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) {
4068 /*
4069 * Increment loop down time by the last sleep interval
4070 */
4071 fc->loop_down_time += slp;
4072
4073 if (lb < 0) {
4074 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time);
4075 } else {
4076 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time);
4077 }
4078
4079 /*
4080 * If we've never seen loop up and we've waited longer
4081 * than quickboot time, or we've seen loop up but we've
4082 * waited longer than loop_down_limit, give up and go
4083 * to sleep until loop comes up.
4084 */
4085 if (FCPARAM(isp, chan)->loop_seen_once == 0) {
4086 lim = isp_quickboot_time;
4087 } else {
4088 lim = fc->loop_down_limit;
4089 }
4090 if (fc->loop_down_time >= lim) {
4091 isp_freeze_loopdown(isp, chan, "loop limit hit");
4092 slp = 0;
4093 } else if (fc->loop_down_time < 10) {
4094 slp = 1;
4095 } else if (fc->loop_down_time < 30) {
4096 slp = 5;
4097 } else if (fc->loop_down_time < 60) {
4098 slp = 10;
4099 } else if (fc->loop_down_time < 120) {
4100 slp = 20;
4101 } else {
4102 slp = 30;
4103 }
4104
4105 } else if (lb) {
4106 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan);
4107 fc->loop_down_time += slp;
4108 slp = 60;
4109 } else {
4110 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan);
4111 fc->loop_down_time = 0;
4112 slp = 0;
4113 }
4114
4115
4116 /*
4117 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it
4118 * now so that CAM can start sending us commands.
4119 *
4120 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again
4121 * or kill the commands, as appropriate.
4122 */
4123
4124 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) {
4125 wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN;
4126 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN;
4127 if (wasfrozen && fc->simqfrozen == 0) {
4128 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan);
4129 xpt_release_simq(fc->sim, 1);
4130 }
4131 }
4132
4133 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp);
4134
4135 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz);
4136
4137 /*
4138 * If slp is zero, we're waking up for the first time after
4139 * things have been okay. In this case, we set a deferral state
4140 * for all commands and delay hysteresis seconds before starting
4141 * the FC state evaluation. This gives the loop/fabric a chance
4142 * to settle.
4143 */
4144 if (slp == 0 && fc->hysteresis) {
4145 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz);
4146 (void) msleep(&isp_fabric_hysteresis, &isp->isp_osinfo.lock, PRIBIO, "ispT", (fc->hysteresis * hz));
4147 }
4148 }
4149 mtx_unlock(&isp->isp_osinfo.lock);
4150}
4151
4152static void
4153isp_action(struct cam_sim *sim, union ccb *ccb)
4154{
4155 int bus, tgt, ts, error, lim;
4156 ispsoftc_t *isp;
4157 struct ccb_trans_settings *cts;
4158
4159 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n"));
4160
4161 isp = (ispsoftc_t *)cam_sim_softc(sim);
4162 mtx_assert(&isp->isp_lock, MA_OWNED);
4163
4164 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) {
4165 isp_init(isp);
4166 if (isp->isp_state != ISP_INITSTATE) {
4167 /*
4168 * Lie. Say it was a selection timeout.
4169 */
4170 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN;
4171 xpt_freeze_devq(ccb->ccb_h.path, 1);
4172 xpt_done(ccb);
4173 return;
4174 }
4175 isp->isp_state = ISP_RUNSTATE;
4176 }
4177 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code);
4178 ISP_PCMD(ccb) = NULL;
4179
4180 switch (ccb->ccb_h.func_code) {
4181 case XPT_SCSI_IO: /* Execute the requested I/O operation */
4182 bus = XS_CHANNEL(ccb);
4183 /*
4184 * Do a couple of preliminary checks...
4185 */
4186 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
4187 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
4188 ccb->ccb_h.status = CAM_REQ_INVALID;
4189 xpt_done(ccb);
4190 break;
4191 }
4192 }
4193#ifdef DIAGNOSTIC
4194 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) {
4195 xpt_print(ccb->ccb_h.path, "invalid target\n");
4196 ccb->ccb_h.status = CAM_PATH_INVALID;
4197 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) {
4198 xpt_print(ccb->ccb_h.path, "invalid lun\n");
4199 ccb->ccb_h.status = CAM_PATH_INVALID;
4200 }
4201 if (ccb->ccb_h.status == CAM_PATH_INVALID) {
4202 xpt_done(ccb);
4203 break;
4204 }
4205#endif
4206 ccb->csio.scsi_status = SCSI_STATUS_OK;
4207 if (isp_get_pcmd(isp, ccb)) {
4208 isp_prt(isp, ISP_LOGWARN, "out of PCMDs");
4209 cam_freeze_devq(ccb->ccb_h.path);
4210 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
4211 xpt_done(ccb);
4212 break;
4213 }
4214 error = isp_start((XS_T *) ccb);
4215 switch (error) {
4216 case CMD_QUEUED:
4217 XS_CMD_S_CLEAR(ccb);
4218 ccb->ccb_h.status |= CAM_SIM_QUEUED;
4219 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) {
4220 break;
4221 }
4222 ts = ccb->ccb_h.timeout;
4223 if (ts == CAM_TIME_DEFAULT) {
4224 ts = 60*1000;
4225 }
4226 ts = isp_mstohz(ts);
4227 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb);
4228 break;
4229 case CMD_RQLATER:
4230 /*
4231 * We get this result for FC devices if the loop state isn't ready yet
4232 * or if the device in question has gone zombie on us.
4233 *
4234 * If we've never seen Loop UP at all, we requeue this request and wait
4235 * for the initial loop up delay to expire.
4236 */
4237 lim = ISP_FC_PC(isp, bus)->loop_down_limit;
4238 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) {
4239 if (FCPARAM(isp, bus)->loop_seen_once == 0) {
4240 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime);
4241 } else {
4242 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);
4243 }
4244 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN;
4245 xpt_freeze_devq(ccb->ccb_h.path, 1);
4246 isp_free_pcmd(isp, ccb);
4247 xpt_done(ccb);
4248 break;
4249 }
4250 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb));
4251 cam_freeze_devq(ccb->ccb_h.path);
4252 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
4253 XS_SETERR(ccb, CAM_REQUEUE_REQ);
4254 isp_free_pcmd(isp, ccb);
4255 xpt_done(ccb);
4256 break;
4257 case CMD_EAGAIN:
4258 isp_free_pcmd(isp, ccb);
4259 cam_freeze_devq(ccb->ccb_h.path);
4260 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0);
4261 XS_SETERR(ccb, CAM_REQUEUE_REQ);
4262 xpt_done(ccb);
4263 break;
4264 case CMD_COMPLETE:
4265 isp_done((struct ccb_scsiio *) ccb);
4266 break;
4267 default:
4268 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__);
4269 XS_SETERR(ccb, CAM_REQ_CMP_ERR);
4270 isp_free_pcmd(isp, ccb);
4271 xpt_done(ccb);
4272 }
4273 break;
4274
4275#ifdef ISP_TARGET_MODE
4276 case XPT_EN_LUN: /* Enable/Disable LUN as a target */
4277 if (ccb->cel.enable) {
4278 isp_enable_lun(isp, ccb);
4279 } else {
4280 isp_disable_lun(isp, ccb);
4281 }
4282 break;
4283 case XPT_IMMED_NOTIFY:
4284 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */
4285 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
4286 {
4287 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun);
4288 if (tptr == NULL) {
4289 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
4290 }
4291 if (tptr == NULL) {
4292 const char *str;
4293 uint32_t tag;
4294
4295 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
4296 str = "XPT_IMMEDIATE_NOTIFY";
4297 tag = ccb->cin1.seq_id;
4298 } else {
4299 tag = ccb->atio.tag_id;
4300 str = "XPT_ACCEPT_TARGET_IO";
4301 }
4302 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str);
4303 dump_tstates(isp, XS_CHANNEL(ccb));
4304 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
4305 break;
4306 }
4307 ccb->ccb_h.sim_priv.entries[0].field = 0;
4308 ccb->ccb_h.sim_priv.entries[1].ptr = isp;
4309 ccb->ccb_h.flags = 0;
4310
4311 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
4312 if (ccb->atio.tag_id) {
4313 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id);
4314 if (atp) {
4315 isp_put_atpd(isp, tptr, atp);
4316 }
4317 }
4318 tptr->atio_count++;
4319 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle);
4320 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n",
4321 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count);
4322 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
4323 if (ccb->cin1.tag_id) {
4324 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id);
4325 if (ntp) {
4326 isp_put_ntpd(isp, tptr, ntp);
4327 }
4328 }
4329 tptr->inot_count++;
4330 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
4331 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n",
4332 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count);
4333 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
4334 tptr->inot_count++;
4335 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
4336 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n",
4337 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count);
4338 }
4339 rls_lun_statep(isp, tptr);
4340 ccb->ccb_h.status = CAM_REQ_INPROG;
4341 break;
4342 }
4343 case XPT_NOTIFY_ACK:
4344 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4345 break;
4346 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */
4347 {
4348 tstate_t *tptr;
4349 inot_private_data_t *ntp;
4350
4351 /*
4352 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb
4353 * XXX: matches that for the immediate notify, we have to *search* for the notify structure
4354 */
4355 /*
4356 * All the relevant path information is in the associated immediate notify
4357 */
4358 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);
4359 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr);
4360 if (ntp == NULL) {
4361 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__,
4362 ccb->cna2.tag_id, ccb->cna2.seq_id);
4363 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
4364 xpt_done(ccb);
4365 break;
4366 }
4367 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) {
4368 rls_lun_statep(isp, tptr);
4369 cam_freeze_devq(ccb->ccb_h.path);
4370 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
4371 XS_SETERR(ccb, CAM_REQUEUE_REQ);
4372 break;
4373 }
4374 isp_put_ntpd(isp, tptr, ntp);
4375 rls_lun_statep(isp, tptr);
4376 ccb->ccb_h.status = CAM_REQ_CMP;
4377 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);
4378 xpt_done(ccb);
4379 break;
4380 }
4381 case XPT_CONT_TARGET_IO:
4382 isp_target_start_ctio(isp, ccb);
4383 break;
4384#endif
4385 case XPT_RESET_DEV: /* BDR the specified SCSI device */
4386
4387 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path));
4388 tgt = ccb->ccb_h.target_id;
4389 tgt |= (bus << 16);
4390
4391 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt);
4392 if (error) {
4393 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4394 } else {
4395 ccb->ccb_h.status = CAM_REQ_CMP;
4396 }
4397 xpt_done(ccb);
4398 break;
4399 case XPT_ABORT: /* Abort the specified CCB */
4400 {
4401 union ccb *accb = ccb->cab.abort_ccb;
4402 switch (accb->ccb_h.func_code) {
4403#ifdef ISP_TARGET_MODE
4404 case XPT_ACCEPT_TARGET_IO:
4405 isp_target_mark_aborted(isp, accb);
4406 break;
4407#endif
4408 case XPT_SCSI_IO:
4409 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb);
4410 if (error) {
4411 ccb->ccb_h.status = CAM_UA_ABORT;
4412 } else {
4413 ccb->ccb_h.status = CAM_REQ_CMP;
4414 }
4415 break;
4416 default:
4417 ccb->ccb_h.status = CAM_REQ_INVALID;
4418 break;
4419 }
4420 xpt_done(ccb);
4421 break;
4422 }
4423#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS)
4424 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
4425 cts = &ccb->cts;
4426 if (!IS_CURRENT_SETTINGS(cts)) {
4427 ccb->ccb_h.status = CAM_REQ_INVALID;
4428 xpt_done(ccb);
4429 break;
4430 }
4431 tgt = cts->ccb_h.target_id;
4432 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path));
4433 if (IS_SCSI(isp)) {
4434 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
4435 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
4436 sdparam *sdp = SDPARAM(isp, bus);
4437 uint16_t *dptr;
4438
4439 if (spi->valid == 0 && scsi->valid == 0) {
4440 ccb->ccb_h.status = CAM_REQ_CMP;
4441 xpt_done(ccb);
4442 break;
4443 }
4444
4445 /*
4446 * We always update (internally) from goal_flags
4447 * so any request to change settings just gets
4448 * vectored to that location.
4449 */
4450 dptr = &sdp->isp_devparam[tgt].goal_flags;
4451
4452 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
4453 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0)
4454 *dptr |= DPARM_DISC;
4455 else
4456 *dptr &= ~DPARM_DISC;
4457 }
4458
4459 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
4460 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0)
4461 *dptr |= DPARM_TQING;
4462 else
4463 *dptr &= ~DPARM_TQING;
4464 }
4465
4466 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
4467 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT)
4468 *dptr |= DPARM_WIDE;
4469 else
4470 *dptr &= ~DPARM_WIDE;
4471 }
4472
4473 /*
4474 * XXX: FIX ME
4475 */
4476 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) {
4477 *dptr |= DPARM_SYNC;
4478 /*
4479 * XXX: CHECK FOR LEGALITY
4480 */
4481 sdp->isp_devparam[tgt].goal_period = spi->sync_period;
4482 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset;
4483 } else {
4484 *dptr &= ~DPARM_SYNC;
4485 }
4486 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,
4487 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period);
4488 sdp->isp_devparam[tgt].dev_update = 1;
4489 sdp->update = 1;
4490 }
4491 ccb->ccb_h.status = CAM_REQ_CMP;
4492 xpt_done(ccb);
4493 break;
4494 case XPT_GET_TRAN_SETTINGS:
4495 cts = &ccb->cts;
4496 tgt = cts->ccb_h.target_id;
4497 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path));
4498 if (IS_FC(isp)) {
4499 fcparam *fcp = FCPARAM(isp, bus);
4500 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
4501 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc;
4502
4503 cts->protocol = PROTO_SCSI;
4504 cts->protocol_version = SCSI_REV_2;
4505 cts->transport = XPORT_FC;
4506 cts->transport_version = 0;
4507
4508 scsi->valid = CTS_SCSI_VALID_TQ;
4509 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
4510 fc->valid = CTS_FC_VALID_SPEED;
4511 fc->bitrate = 100000;
4512 fc->bitrate *= fcp->isp_gbspeed;
4513 if (tgt > 0 && tgt < MAX_FC_TARG) {
4514 fcportdb_t *lp = &fcp->portdb[tgt];
4515 fc->wwnn = lp->node_wwn;
4516 fc->wwpn = lp->port_wwn;
4517 fc->port = lp->portid;
4518 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT;
4519 }
4520 } else {
4521 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
4522 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
4523 sdparam *sdp = SDPARAM(isp, bus);
4524 uint16_t dval, pval, oval;
4525
4526 if (IS_CURRENT_SETTINGS(cts)) {
4527 sdp->isp_devparam[tgt].dev_refresh = 1;
4528 sdp->update = 1;
4529 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
4530 dval = sdp->isp_devparam[tgt].actv_flags;
4531 oval = sdp->isp_devparam[tgt].actv_offset;
4532 pval = sdp->isp_devparam[tgt].actv_period;
4533 } else {
4534 dval = sdp->isp_devparam[tgt].nvrm_flags;
4535 oval = sdp->isp_devparam[tgt].nvrm_offset;
4536 pval = sdp->isp_devparam[tgt].nvrm_period;
4537 }
4538
4539 cts->protocol = PROTO_SCSI;
4540 cts->protocol_version = SCSI_REV_2;
4541 cts->transport = XPORT_SPI;
4542 cts->transport_version = 2;
4543
4544 spi->valid = 0;
4545 scsi->valid = 0;
4546 spi->flags = 0;
4547 scsi->flags = 0;
4548 if (dval & DPARM_DISC) {
4549 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
4550 }
4551 if ((dval & DPARM_SYNC) && oval && pval) {
4552 spi->sync_offset = oval;
4553 spi->sync_period = pval;
4554 } else {
4555 spi->sync_offset = 0;
4556 spi->sync_period = 0;
4557 }
4558 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
4559 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
4560 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
4561 if (dval & DPARM_WIDE) {
4562 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
4563 } else {
4564 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
4565 }
4566 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
4567 scsi->valid = CTS_SCSI_VALID_TQ;
4568 if (dval & DPARM_TQING) {
4569 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
4570 }
4571 spi->valid |= CTS_SPI_VALID_DISC;
4572 }
4573 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
4574 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval);
4575 }
4576 ccb->ccb_h.status = CAM_REQ_CMP;
4577 xpt_done(ccb);
4578 break;
4579
4580 case XPT_CALC_GEOMETRY:
4581 cam_calc_geometry(&ccb->ccg, 1);
4582 xpt_done(ccb);
4583 break;
4584
4585 case XPT_RESET_BUS: /* Reset the specified bus */
4586 bus = cam_sim_bus(sim);
4587 error = isp_control(isp, ISPCTL_RESET_BUS, bus);
4588 if (error) {
4589 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4590 xpt_done(ccb);
4591 break;
4592 }
4593 if (bootverbose) {
4594 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus);
4595 }
4596 if (IS_FC(isp)) {
4597 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0);
4598 } else {
4599 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0);
4600 }
4601 ccb->ccb_h.status = CAM_REQ_CMP;
4602 xpt_done(ccb);
4603 break;
4604
4605 case XPT_TERM_IO: /* Terminate the I/O process */
4606 ccb->ccb_h.status = CAM_REQ_INVALID;
4607 xpt_done(ccb);
4608 break;
4609
4610 case XPT_SET_SIM_KNOB: /* Set SIM knobs */
4611 {
4612 struct ccb_sim_knob *kp = &ccb->knob;
4613 fcparam *fcp;
4614
4615
4616 if (!IS_FC(isp)) {
4617 ccb->ccb_h.status = CAM_REQ_INVALID;
4618 xpt_done(ccb);
4619 break;
4620 }
4621
4622 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path));
4623 fcp = FCPARAM(isp, bus);
4624
4625 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) {
4626 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn;
4627 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn;
4628isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn);
4629 }
4630 ccb->ccb_h.status = CAM_REQ_CMP;
4631 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) {
4632 int rchange = 0;
4633 int newrole = 0;
4634
4635 switch (kp->xport_specific.fc.role) {
4636 case KNOB_ROLE_NONE:
4637 if (fcp->role != ISP_ROLE_NONE) {
4638 rchange = 1;
4639 newrole = ISP_ROLE_NONE;
4640 }
4641 break;
4642 case KNOB_ROLE_TARGET:
4643 if (fcp->role != ISP_ROLE_TARGET) {
4644 rchange = 1;
4645 newrole = ISP_ROLE_TARGET;
4646 }
4647 break;
4648 case KNOB_ROLE_INITIATOR:
4649 if (fcp->role != ISP_ROLE_INITIATOR) {
4650 rchange = 1;
4651 newrole = ISP_ROLE_INITIATOR;
4652 }
4653 break;
4654 case KNOB_ROLE_BOTH:
4655#if 0
4656 if (fcp->role != ISP_ROLE_BOTH) {
4657 rchange = 1;
4658 newrole = ISP_ROLE_BOTH;
4659 }
4660#else
4661 /*
4662 * We don't really support dual role at present on FC cards.
4663 *
4664 * We should, but a bunch of things are currently broken,
4665 * so don't allow it.
4666 */
4667 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present");
4668 ccb->ccb_h.status = CAM_REQ_INVALID;
4669#endif
4670 break;
4671 }
4672 if (rchange) {
4673 if (isp_fc_change_role(isp, bus, newrole) != 0) {
4674 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
4675#ifdef ISP_TARGET_MODE
4676 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) {
4677 isp_enable_deferred_luns(isp, bus);
4678#endif
4679 }
4680 }
4681 }
4682 xpt_done(ccb);
4683 break;
4684 }
4685 case XPT_GET_SIM_KNOB: /* Set SIM knobs */
4686 {
4687 struct ccb_sim_knob *kp = &ccb->knob;
4688
4689 if (IS_FC(isp)) {
4690 fcparam *fcp;
4691
4692 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path));
4693 fcp = FCPARAM(isp, bus);
4694
4695 kp->xport_specific.fc.wwnn = fcp->isp_wwnn;
4696 kp->xport_specific.fc.wwpn = fcp->isp_wwpn;
4697 switch (fcp->role) {
4698 case ISP_ROLE_NONE:
4699 kp->xport_specific.fc.role = KNOB_ROLE_NONE;
4700 break;
4701 case ISP_ROLE_TARGET:
4702 kp->xport_specific.fc.role = KNOB_ROLE_TARGET;
4703 break;
4704 case ISP_ROLE_INITIATOR:
4705 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR;
4706 break;
4707 case ISP_ROLE_BOTH:
4708 kp->xport_specific.fc.role = KNOB_ROLE_BOTH;
4709 break;
4710 }
4711 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE;
4712 ccb->ccb_h.status = CAM_REQ_CMP;
4713 } else {
4714 ccb->ccb_h.status = CAM_REQ_INVALID;
4715 }
4716 xpt_done(ccb);
4717 break;
4718 }
4719 case XPT_PATH_INQ: /* Path routing inquiry */
4720 {
4721 struct ccb_pathinq *cpi = &ccb->cpi;
4722
4723 cpi->version_num = 1;
4724#ifdef ISP_TARGET_MODE
4725 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
4726#else
4727 cpi->target_sprt = 0;
4728#endif
4729 cpi->hba_eng_cnt = 0;
4730 cpi->max_target = ISP_MAX_TARGETS(isp) - 1;
4731 cpi->max_lun = ISP_MAX_LUNS(isp) - 1;
4732 cpi->bus_id = cam_sim_bus(sim);
4733 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path));
4734 if (IS_FC(isp)) {
4735 fcparam *fcp = FCPARAM(isp, bus);
4736
4737 cpi->hba_misc = PIM_NOBUSRESET;
4738
4739 /*
4740 * Because our loop ID can shift from time to time,
4741 * make our initiator ID out of range of our bus.
4742 */
4743 cpi->initiator_id = cpi->max_target + 1;
4744
4745 /*
4746 * Set base transfer capabilities for Fibre Channel, for this HBA.
4747 */
4748 if (IS_24XX(isp)) {
4749 cpi->base_transfer_speed = 4000000;
4750 } else if (IS_23XX(isp)) {
4751 cpi->base_transfer_speed = 2000000;
4752 } else {
4753 cpi->base_transfer_speed = 1000000;
4754 }
4755 cpi->hba_inquiry = PI_TAG_ABLE;
4756 cpi->transport = XPORT_FC;
4757 cpi->transport_version = 0;
4758 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn;
4759 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn;
4760 cpi->xport_specific.fc.port = fcp->isp_portid;
4761 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000;
4762 } else {
4763 sdparam *sdp = SDPARAM(isp, bus);
4764 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
4765 cpi->hba_misc = 0;
4766 cpi->initiator_id = sdp->isp_initiator_id;
4767 cpi->base_transfer_speed = 3300;
4768 cpi->transport = XPORT_SPI;
4769 cpi->transport_version = 2;
4770 }
4771 cpi->protocol = PROTO_SCSI;
4772 cpi->protocol_version = SCSI_REV_2;
4773 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
4774 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN);
4775 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
4776 cpi->unit_number = cam_sim_unit(sim);
4777 cpi->ccb_h.status = CAM_REQ_CMP;
4778 xpt_done(ccb);
4779 break;
4780 }
4781 default:
4782 ccb->ccb_h.status = CAM_REQ_INVALID;
4783 xpt_done(ccb);
4784 break;
4785 }
4786}
4787
4788#define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB)
4789
4790void
4791isp_done(XS_T *sccb)
4792{
4793 ispsoftc_t *isp = XS_ISP(sccb);
4794
4795 if (XS_NOERR(sccb))
4796 XS_SETERR(sccb, CAM_REQ_CMP);
4797
4798 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) {
4799 sccb->ccb_h.status &= ~CAM_STATUS_MASK;
4800 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) {
4801 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL;
4802 } else {
4803 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
4804 }
4805 }
4806
4807 sccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4808 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4809 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);
4810 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) {
4811 sccb->ccb_h.status |= CAM_DEV_QFRZN;
4812 xpt_freeze_devq(sccb->ccb_h.path, 1);
4813 }
4814 }
4815
4816 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4817 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status);
4818 }
4819
4820 XS_CMD_S_DONE(sccb);
4821 callout_stop(&PISP_PCMD(sccb)->wdog);
4822 XS_CMD_S_CLEAR(sccb);
4823 isp_free_pcmd(isp, (union ccb *) sccb);
4824 xpt_done((union ccb *) sccb);
4825}
4826
4827void
4828isp_async(ispsoftc_t *isp, ispasync_t cmd, ...)
4829{
4830 int bus;
4831 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x";
4832 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x";
4833 char *msg = NULL;
4834 target_id_t tgt;
4835 fcportdb_t *lp;
4836 struct isp_fc *fc;
4837 struct cam_path *tmppath;
4838 va_list ap;
4839
4840 switch (cmd) {
4841 case ISPASYNC_NEW_TGT_PARAMS:
4842 {
4843 struct ccb_trans_settings_scsi *scsi;
4844 struct ccb_trans_settings_spi *spi;
4845 int flags, tgt;
4846 sdparam *sdp;
4847 struct ccb_trans_settings cts;
4848
4849 memset(&cts, 0, sizeof (struct ccb_trans_settings));
4850
4851 va_start(ap, cmd);
4852 bus = va_arg(ap, int);
4853 tgt = va_arg(ap, int);
4854 va_end(ap);
4855 sdp = SDPARAM(isp, bus);
4856
4857 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
4858 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus);
4859 break;
4860 }
4861 flags = sdp->isp_devparam[tgt].actv_flags;
4862 cts.type = CTS_TYPE_CURRENT_SETTINGS;
4863 cts.protocol = PROTO_SCSI;
4864 cts.transport = XPORT_SPI;
4865
4866 scsi = &cts.proto_specific.scsi;
4867 spi = &cts.xport_specific.spi;
4868
4869 if (flags & DPARM_TQING) {
4870 scsi->valid |= CTS_SCSI_VALID_TQ;
4871 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
4872 }
4873
4874 if (flags & DPARM_DISC) {
4875 spi->valid |= CTS_SPI_VALID_DISC;
4876 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
4877 }
4878 spi->flags |= CTS_SPI_VALID_BUS_WIDTH;
4879 if (flags & DPARM_WIDE) {
4880 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
4881 } else {
4882 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
4883 }
4884 if (flags & DPARM_SYNC) {
4885 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
4886 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
4887 spi->sync_period = sdp->isp_devparam[tgt].actv_period;
4888 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset;
4889 }
4890 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);
4891 xpt_setup_ccb(&cts.ccb_h, tmppath, 1);
4892 xpt_async(AC_TRANSFER_NEG, tmppath, &cts);
4893 xpt_free_path(tmppath);
4894 break;
4895 }
4896 case ISPASYNC_BUS_RESET:
4897 {
4898 va_start(ap, cmd);
4899 bus = va_arg(ap, int);
4900 va_end(ap);
4901 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus);
4902 if (IS_FC(isp)) {
4903 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL);
4904 } else {
4905 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL);
4906 }
4907 break;
4908 }
4909 case ISPASYNC_LIP:
4910 if (msg == NULL) {
4911 msg = "LIP Received";
4912 }
4913 /* FALLTHROUGH */
4914 case ISPASYNC_LOOP_RESET:
4915 if (msg == NULL) {
4916 msg = "LOOP Reset";
4917 }
4918 /* FALLTHROUGH */
4919 case ISPASYNC_LOOP_DOWN:
4920 {
4921 if (msg == NULL) {
4922 msg = "LOOP Down";
4923 }
4924 va_start(ap, cmd);
4925 bus = va_arg(ap, int);
4926 va_end(ap);
4927
4928 FCPARAM(isp, bus)->link_active = 0;
4929
4930 fc = ISP_FC_PC(isp, bus);
4931 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) {
4932 /*
4933 * We don't do any simq freezing if we are only in target mode
4934 */
4935 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) {
4936 if (fc->path) {
4937 isp_freeze_loopdown(isp, bus, msg);
4938 }
4939 if (!callout_active(&fc->ldt)) {
4940 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc);
4941 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime);
4942 }
4943 }
4944 }
4945 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg);
4946 break;
4947 }
4948 case ISPASYNC_LOOP_UP:
4949 va_start(ap, cmd);
4950 bus = va_arg(ap, int);
4951 va_end(ap);
4952 fc = ISP_FC_PC(isp, bus);
4953 /*
4954 * Now we just note that Loop has come up. We don't
4955 * actually do anything because we're waiting for a
4956 * Change Notify before activating the FC cleanup
4957 * thread to look at the state of the loop again.
4958 */
4959 FCPARAM(isp, bus)->link_active = 1;
4960 fc->loop_dead = 0;
4961 fc->loop_down_time = 0;
4962 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus);
4963 break;
4964 case ISPASYNC_DEV_ARRIVED:
4965 va_start(ap, cmd);
4966 bus = va_arg(ap, int);
4967 lp = va_arg(ap, fcportdb_t *);
4968 va_end(ap);
4969 fc = ISP_FC_PC(isp, bus);
4970 lp->reserved = 0;
4971 lp->gone_timer = 0;
4972 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) {
4973 int dbidx = lp - FCPARAM(isp, bus)->portdb;
4974 int i;
4975
4976 for (i = 0; i < MAX_FC_TARG; i++) {
4977 if (i >= FL_ID && i <= SNS_ID) {
4978 continue;
4979 }
4980 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) {
4981 break;
4982 }
4983 }
4984 if (i < MAX_FC_TARG) {
4985 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1;
4986 lp->dev_map_idx = i + 1;
4987 } else {
4988 isp_prt(isp, ISP_LOGWARN, "out of target ids");
4989 isp_dump_portdb(isp, bus);
4990 }
4991 }
4992 if (lp->dev_map_idx) {
4993 tgt = lp->dev_map_idx - 1;
4994 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);
4995 isp_make_here(isp, bus, tgt);
4996 } else {
4997 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);
4998 }
4999 break;
5000 case ISPASYNC_DEV_CHANGED:
5001 va_start(ap, cmd);
5002 bus = va_arg(ap, int);
5003 lp = va_arg(ap, fcportdb_t *);
5004 va_end(ap);
5005 fc = ISP_FC_PC(isp, bus);
5006 lp->reserved = 0;
5007 lp->gone_timer = 0;
5008 if (isp_change_is_bad) {
5009 lp->state = FC_PORTDB_STATE_NIL;
5010 if (lp->dev_map_idx) {
5011 tgt = lp->dev_map_idx - 1;
5012 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0;
5013 lp->dev_map_idx = 0;
5014 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad");
5015 isp_make_gone(isp, bus, tgt);
5016 } else {
5017 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed",
5018 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5019 }
5020 } else {
5021 lp->portid = lp->new_portid;
5022 lp->roles = lp->new_roles;
5023 if (lp->dev_map_idx) {
5024 int t = lp->dev_map_idx - 1;
5025 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1;
5026 tgt = lp->dev_map_idx - 1;
5027 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt,
5028 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5029 } else {
5030 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);
5031 }
5032 }
5033 break;
5034 case ISPASYNC_DEV_STAYED:
5035 va_start(ap, cmd);
5036 bus = va_arg(ap, int);
5037 lp = va_arg(ap, fcportdb_t *);
5038 va_end(ap);
5039 if (lp->dev_map_idx) {
5040 tgt = lp->dev_map_idx - 1;
5041 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt,
5042 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5043 } else {
5044 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed",
5045 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5046 }
5047 break;
5048 case ISPASYNC_DEV_GONE:
5049 va_start(ap, cmd);
5050 bus = va_arg(ap, int);
5051 lp = va_arg(ap, fcportdb_t *);
5052 va_end(ap);
5053 fc = ISP_FC_PC(isp, bus);
5054 /*
5055 * If this has a virtual target and we haven't marked it
5056 * that we're going to have isp_gdt tell the OS it's gone,
5057 * set the isp_gdt timer running on it.
5058 *
5059 * If it isn't marked that isp_gdt is going to get rid of it,
5060 * announce that it's gone.
5061 *
5062 */
5063 if (lp->dev_map_idx && lp->reserved == 0) {
5064 lp->reserved = 1;
5065 lp->state = FC_PORTDB_STATE_ZOMBIE;
5066 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time;
5067 if (fc->ready && !callout_active(&fc->gdt)) {
5068 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, time_uptime);
5069 callout_reset(&fc->gdt, hz, isp_gdt, fc);
5070 }
5071 tgt = lp->dev_map_idx - 1;
5072 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);
5073 } else if (lp->reserved == 0) {
5074 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);
5075 }
5076 break;
5077 case ISPASYNC_CHANGE_NOTIFY:
5078 {
5079 char *msg;
5080 int evt, nphdl, nlstate, reason;
5081
5082 va_start(ap, cmd);
5083 bus = va_arg(ap, int);
5084 evt = va_arg(ap, int);
5085 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) {
5086 nphdl = va_arg(ap, int);
5087 nlstate = va_arg(ap, int);
5088 reason = va_arg(ap, int);
5089 } else {
5090 nphdl = NIL_HANDLE;
5091 nlstate = reason = 0;
5092 }
5093 va_end(ap);
5094 fc = ISP_FC_PC(isp, bus);
5095
5096 if (evt == ISPASYNC_CHANGE_PDB) {
5097 msg = "Chan %d Port Database Changed";
5098 } else if (evt == ISPASYNC_CHANGE_SNS) {
5099 msg = "Chan %d Name Server Database Changed";
5100 } else {
5101 msg = "Chan %d Other Change Notify";
5102 }
5103
5104 /*
5105 * If the loop down timer is running, cancel it.
5106 */
5107 if (fc->ready && callout_active(&fc->ldt)) {
5108 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime);
5109 callout_stop(&fc->ldt);
5110 }
5111 isp_prt(isp, ISP_LOGINFO, msg, bus);
5112 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) {
5113 isp_freeze_loopdown(isp, bus, msg);
5114 }
5115 wakeup(fc);
5116 break;
5117 }
5118#ifdef ISP_TARGET_MODE
5119 case ISPASYNC_TARGET_NOTIFY:
5120 {
5121 isp_notify_t *notify;
5122 va_start(ap, cmd);
5123 notify = va_arg(ap, isp_notify_t *);
5124 va_end(ap);
5125 switch (notify->nt_ncode) {
5126 case NT_ABORT_TASK:
5127 case NT_ABORT_TASK_SET:
5128 case NT_CLEAR_ACA:
5129 case NT_CLEAR_TASK_SET:
5130 case NT_LUN_RESET:
5131 case NT_TARGET_RESET:
5132 /*
5133 * These are task management functions.
5134 */
5135 isp_handle_platform_target_tmf(isp, notify);
5136 break;
5137 case NT_BUS_RESET:
5138 case NT_LIP_RESET:
5139 case NT_LINK_UP:
5140 case NT_LINK_DOWN:
5141 /*
5142 * No action need be taken here.
5143 */
5144 break;
5145 case NT_HBA_RESET:
5146 isp_del_all_wwn_entries(isp, ISP_NOCHAN);
5147 break;
5148 case NT_LOGOUT:
5149 /*
5150 * This is device arrival/departure notification
5151 */
5152 isp_handle_platform_target_notify_ack(isp, notify);
5153 break;
5154 case NT_ARRIVED:
5155 {
5156 struct ac_contract ac;
5157 struct ac_device_changed *fc;
5158
5159 ac.contract_number = AC_CONTRACT_DEV_CHG;
5160 fc = (struct ac_device_changed *) ac.contract_data;
5161 fc->wwpn = notify->nt_wwn;
5162 fc->port = notify->nt_sid;
5163 fc->target = notify->nt_nphdl;
5164 fc->arrived = 1;
5165 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac);
5166 break;
5167 }
5168 case NT_DEPARTED:
5169 {
5170 struct ac_contract ac;
5171 struct ac_device_changed *fc;
5172
5173 ac.contract_number = AC_CONTRACT_DEV_CHG;
5174 fc = (struct ac_device_changed *) ac.contract_data;
5175 fc->wwpn = notify->nt_wwn;
5176 fc->port = notify->nt_sid;
5177 fc->target = notify->nt_nphdl;
5178 fc->arrived = 0;
5179 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac);
5180 break;
5181 }
5182 default:
5183 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode);
5184 isp_handle_platform_target_notify_ack(isp, notify);
5185 break;
5186 }
5187 break;
5188 }
5189 case ISPASYNC_TARGET_ACTION:
5190 {
5191 isphdr_t *hp;
5192
5193 va_start(ap, cmd);
5194 hp = va_arg(ap, isphdr_t *);
5195 va_end(ap);
5196 switch (hp->rqs_entry_type) {
5197 default:
5198 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type);
5199 break;
5200 case RQSTYPE_NOTIFY:
5201 if (IS_SCSI(isp)) {
5202 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp);
5203 } else if (IS_24XX(isp)) {
5204 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp);
5205 } else {
5206 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp);
5207 }
5208 break;
5209 case RQSTYPE_ATIO:
5210 if (IS_24XX(isp)) {
5211 isp_handle_platform_atio7(isp, (at7_entry_t *) hp);
5212 } else {
5213 isp_handle_platform_atio(isp, (at_entry_t *) hp);
5214 }
5215 break;
5216 case RQSTYPE_ATIO2:
5217 isp_handle_platform_atio2(isp, (at2_entry_t *) hp);
5218 break;
5219 case RQSTYPE_CTIO7:
5220 case RQSTYPE_CTIO3:
5221 case RQSTYPE_CTIO2:
5222 case RQSTYPE_CTIO:
5223 isp_handle_platform_ctio(isp, hp);
5224 break;
5225 case RQSTYPE_ABTS_RCVD:
5226 {
5227 abts_t *abts = (abts_t *)hp;
5228 isp_notify_t notify, *nt = &notify;
5229 tstate_t *tptr;
5230 fcportdb_t *lp;
5231 uint16_t chan;
5232 uint32_t sid, did;
5233
5234 did = (abts->abts_did_hi << 16) | abts->abts_did_lo;
5235 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo;
5236 ISP_MEMZERO(nt, sizeof (isp_notify_t));
5237
5238 nt->nt_hba = isp;
5239 nt->nt_did = did;
5240 nt->nt_nphdl = abts->abts_nphdl;
5241 nt->nt_sid = sid;
5242 isp_find_chan_by_did(isp, did, &chan);
5243 if (chan == ISP_NOCHAN) {
5244 nt->nt_tgt = TGT_ANY;
5245 } else {
5246 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn;
5247 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) {
5248 nt->nt_wwn = lp->port_wwn;
5249 } else {
5250 nt->nt_wwn = INI_ANY;
5251 }
5252 }
5253 /*
5254 * Try hard to find the lun for this command.
5255 */
5256 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task);
5257 if (tptr) {
5258 nt->nt_lun = xpt_path_lun_id(tptr->owner);
5259 rls_lun_statep(isp, tptr);
5260 } else {
5261 nt->nt_lun = LUN_ANY;
5262 }
5263 nt->nt_need_ack = 1;
5264 nt->nt_tagval = abts->abts_rxid_task;
5265 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32);
5266 if (abts->abts_rxid_task == ISP24XX_NO_TASK) {
5267 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)",
5268 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id);
5269 } else {
5270 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)",
5271 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id);
5272 }
5273 nt->nt_channel = chan;
5274 nt->nt_ncode = NT_ABORT_TASK;
5275 nt->nt_lreserved = hp;
5276 isp_handle_platform_target_tmf(isp, nt);
5277 break;
5278 }
5279 case RQSTYPE_ENABLE_LUN:
5280 case RQSTYPE_MODIFY_LUN:
5281 isp_ledone(isp, (lun_entry_t *) hp);
5282 break;
5283 }
5284 break;
5285 }
5286#endif
5287 case ISPASYNC_FW_CRASH:
5288 {
5289 uint16_t mbox1, mbox6;
5290 mbox1 = ISP_READ(isp, OUTMAILBOX1);
5291 if (IS_DUALBUS(isp)) {
5292 mbox6 = ISP_READ(isp, OUTMAILBOX6);
5293 } else {
5294 mbox6 = 0;
5295 }
5296 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1);
5297 mbox1 = isp->isp_osinfo.mbox_sleep_ok;
5298 isp->isp_osinfo.mbox_sleep_ok = 0;
5299 isp_reinit(isp, 1);
5300 isp->isp_osinfo.mbox_sleep_ok = mbox1;
5301 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL);
5302 break;
5303 }
5304 default:
5305 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd);
5306 break;
5307 }
5308}
5309
5310
5311/*
5312 * Locks are held before coming here.
5313 */
5314void
5315isp_uninit(ispsoftc_t *isp)
5316{
5317 if (IS_24XX(isp)) {
5318 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
5319 } else {
5320 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
5321 }
5322 ISP_DISABLE_INTS(isp);
5323}
5324
5325/*
5326 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them
5327 * up from our platform default (defww{p|n}n) and morph them based upon
5328 * channel.
5329 *
5330 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them
5331 * based upon channel.
5332 */
5333
5334uint64_t
5335isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn)
5336{
5337 uint64_t seed;
5338 struct isp_fc *fc = ISP_FC_PC(isp, chan);
5339
5340 /*
5341 * If we're asking for a active WWN, the default overrides get
5342 * returned, otherwise the NVRAM value is picked.
5343 *
5344 * If we're asking for a default WWN, we just pick the default override.
5345 */
5346 if (isactive) {
5347 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn;
5348 if (seed) {
5349 return (seed);
5350 }
5351 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram;
5352 if (seed) {
5353 return (seed);
5354 }
5355 return (0x400000007F000009ull);
5356 } else {
5357 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn;
5358 }
5359
5360
5361 /*
5362 * For channel zero just return what we have. For either ACIIVE or
5363 * DEFAULT cases, we depend on default override of NVRAM values for
5364 * channel zero.
5365 */
5366 if (chan == 0) {
5367 return (seed);
5368 }
5369
5370 /*
5371 * For other channels, we are doing one of three things:
5372 *
5373 * 1. If what we have now is non-zero, return it. Otherwise we morph
5374 * values from channel 0. 2. If we're here for a WWPN we synthesize
5375 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a
5376 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA.
5377 */
5378
5379 if (seed) {
5380 return (seed);
5381 }
5382 if (isactive) {
5383 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram;
5384 } else {
5385 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn;
5386 }
5387
5388 if (((seed >> 60) & 0xf) == 2) {
5389 /*
5390 * The type 2 NAA fields for QLogic cards appear be laid out
5391 * thusly:
5392 *
5393 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56
5394 * port (1) or node (0) WWN distinguishor bit 48
5395 * physical port on dual-port chips (23XX/24XX)
5396 *
5397 * This is somewhat nutty, particularly since bit 48 is
5398 * irrelevant as they assign seperate serial numbers to
5399 * different physical ports anyway.
5400 *
5401 * We'll stick our channel number plus one first into bits
5402 * 57..59 and thence into bits 52..55 which allows for 8 bits
5403 * of channel which is comfortably more than our maximum
5404 * (126) now.
5405 */
5406 seed &= ~0x0FF0000000000000ULL;
5407 if (iswwnn == 0) {
5408 seed |= ((uint64_t) (chan + 1) & 0xf) << 56;
5409 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52;
5410 }
5411 } else {
5412 seed = 0;
5413 }
5414 return (seed);
5415}
5416
5417void
5418isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...)
5419{
5420 va_list ap;
5421 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) {
5422 return;
5423 }
5424 printf("%s: ", device_get_nameunit(isp->isp_dev));
5425 va_start(ap, fmt);
5426 vprintf(fmt, ap);
5427 va_end(ap);
5428 printf("\n");
5429}
5430
5431void
5432isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...)
5433{
5434 va_list ap;
5435 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) {
5436 return;
5437 }
5438 xpt_print_path(xs->ccb_h.path);
5439 va_start(ap, fmt);
5440 vprintf(fmt, ap);
5441 va_end(ap);
5442 printf("\n");
5443}
5444
5445uint64_t
5446isp_nanotime_sub(struct timespec *b, struct timespec *a)
5447{
5448 uint64_t elapsed;
5449 struct timespec x = *b;
5450 timespecsub(&x, a);
5451 elapsed = GET_NANOSEC(&x);
5452 if (elapsed == 0)
5453 elapsed++;
5454 return (elapsed);
5455}
5456
5457int
5458isp_mbox_acquire(ispsoftc_t *isp)
5459{
5460 if (isp->isp_osinfo.mboxbsy) {
5461 return (1);
5462 } else {
5463 isp->isp_osinfo.mboxcmd_done = 0;
5464 isp->isp_osinfo.mboxbsy = 1;
5465 return (0);
5466 }
5467}
5468
5469void
5470isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp)
5471{
5472 unsigned int usecs = mbp->timeout;
5473 unsigned int max, olim, ilim;
5474
5475 if (usecs == 0) {
5476 usecs = MBCMD_DEFAULT_TIMEOUT;
5477 }
5478 max = isp->isp_mbxwrk0 + 1;
5479
5480 if (isp->isp_osinfo.mbox_sleep_ok) {
5481 unsigned int ms = (usecs + 999) / 1000;
5482
5483 isp->isp_osinfo.mbox_sleep_ok = 0;
5484 isp->isp_osinfo.mbox_sleeping = 1;
5485 for (olim = 0; olim < max; olim++) {
5486 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms));
5487 if (isp->isp_osinfo.mboxcmd_done) {
5488 break;
5489 }
5490 }
5491 isp->isp_osinfo.mbox_sleep_ok = 1;
5492 isp->isp_osinfo.mbox_sleeping = 0;
5493 } else {
5494 for (olim = 0; olim < max; olim++) {
5495 for (ilim = 0; ilim < usecs; ilim += 100) {
5496 uint32_t isr;
5497 uint16_t sema, mbox;
5498 if (isp->isp_osinfo.mboxcmd_done) {
5499 break;
5500 }
5501 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
5502 isp_intr(isp, isr, sema, mbox);
5503 if (isp->isp_osinfo.mboxcmd_done) {
5504 break;
5505 }
5506 }
5507 ISP_DELAY(100);
5508 }
5509 if (isp->isp_osinfo.mboxcmd_done) {
5510 break;
5511 }
5512 }
5513 }
5514 if (isp->isp_osinfo.mboxcmd_done == 0) {
5515 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)",
5516 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno);
5517 mbp->param[0] = MBOX_TIMEOUT;
5518 isp->isp_osinfo.mboxcmd_done = 1;
5519 }
5520}
5521
5522void
5523isp_mbox_notify_done(ispsoftc_t *isp)
5524{
5525 if (isp->isp_osinfo.mbox_sleeping) {
5526 wakeup(&isp->isp_mbxworkp);
5527 }
5528 isp->isp_osinfo.mboxcmd_done = 1;
5529}
5530
5531void
5532isp_mbox_release(ispsoftc_t *isp)
5533{
5534 isp->isp_osinfo.mboxbsy = 0;
5535}
5536
5537int
5538isp_fc_scratch_acquire(ispsoftc_t *isp, int chan)
5539{
5540 int ret = 0;
5541 if (isp->isp_osinfo.pc.fc[chan].fcbsy) {
5542 ret = -1;
5543 } else {
5544 isp->isp_osinfo.pc.fc[chan].fcbsy = 1;
5545 }
5546 return (ret);
5547}
5548
5549int
5550isp_mstohz(int ms)
5551{
5552 int hz;
5553 struct timeval t;
5554 t.tv_sec = ms / 1000;
5555 t.tv_usec = (ms % 1000) * 1000;
5556 hz = tvtohz(&t);
5557 if (hz < 0) {
5558 hz = 0x7fffffff;
5559 }
5560 if (hz == 0) {
5561 hz = 1;
5562 }
5563 return (hz);
5564}
5565
5566void
5567isp_platform_intr(void *arg)
5568{
5569 ispsoftc_t *isp = arg;
5570 uint32_t isr;
5571 uint16_t sema, mbox;
5572
5573 ISP_LOCK(isp);
5574 isp->isp_intcnt++;
5575 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) {
5576 isp->isp_intbogus++;
5577 } else {
5578 isp_intr(isp, isr, sema, mbox);
5579 }
5580 ISP_UNLOCK(isp);
5581}
5582
5583void
5584isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl)
5585{
5586 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
5587 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD);
5588 } else {
5589 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE);
5590 }
5591 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap);
5592}
5593
5594void
5595isp_timer(void *arg)
5596{
5597 ispsoftc_t *isp = arg;
5598#ifdef ISP_TARGET_MODE
5599 isp_tmcmd_restart(isp);
5600#endif
5601 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp);
5602}