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 285154 2015-07-05 02:09:46Z mav $");
32
33#include <dev/isp/isp_freebsd.h>
34#include <sys/unistd.h>
35#include <sys/kthread.h>
36#include <sys/conf.h>
37#include <sys/module.h>
38#include <sys/ioccom.h>
39#include <dev/isp/isp_ioctl.h>
40#include <sys/devicestat.h>
41#include <cam/cam_periph.h>
42#include <cam/cam_xpt_periph.h>
43
44#if __FreeBSD_version < 800002
45#define THREAD_CREATE kthread_create
46#else
47#define THREAD_CREATE kproc_create
48#endif
49
50MODULE_VERSION(isp, 1);
51MODULE_DEPEND(isp, cam, 1, 1, 1);
52int isp_announced = 0;
53int isp_fabric_hysteresis = 5;
54int isp_loop_down_limit = 60; /* default loop down limit */
55int isp_change_is_bad = 0; /* "changed" devices are bad */
56int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */
57int isp_gone_device_time = 30; /* grace time before reporting device lost */
58int isp_autoconfig = 1; /* automatically attach/detach devices */
59static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s";
60
61static void isp_freeze_loopdown(ispsoftc_t *, int, char *);
62static d_ioctl_t ispioctl;
63static void isp_intr_enable(void *);
64static void isp_cam_async(void *, uint32_t, struct cam_path *, void *);
65static void isp_poll(struct cam_sim *);
66static timeout_t isp_watchdog;
67static timeout_t isp_gdt;
68static task_fn_t isp_gdt_task;
69static timeout_t isp_ldt;
70static task_fn_t isp_ldt_task;
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 int isp_timer_count;
78static void isp_timer(void *);
79
80static struct cdevsw isp_cdevsw = {
81 .d_version = D_VERSION,
82 .d_ioctl = ispioctl,
83 .d_name = "isp",
84};
85
86static int
87isp_role_sysctl(SYSCTL_HANDLER_ARGS)
88{
89 ispsoftc_t *isp = (ispsoftc_t *)arg1;
90 int chan = arg2;
91 int error, old, value;
92
93 value = FCPARAM(isp, chan)->role;
94
95 error = sysctl_handle_int(oidp, &value, 0, req);
96 if ((error != 0) || (req->newptr == NULL))
97 return (error);
98
99 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH)
100 return (EINVAL);
101
102 ISP_LOCK(isp);
103 old = FCPARAM(isp, chan)->role;
104
105 /* If nothing has changed -- we are done. */
106 if (value == old) {
107 ISP_UNLOCK(isp);
108 return (0);
109 }
110
111 /* We don't allow target mode switch from here. */
112 if ((value ^ old) & ISP_ROLE_TARGET) {
113 ISP_UNLOCK(isp);
114 return (EPERM);
115 }
116
117 /* Actually change the role. */
118 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value);
119 ISP_UNLOCK(isp);
120 return (error);
121}
122
123static int
124isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan)
125{
126 struct ccb_setasync csa;
127 struct cam_sim *sim;
128 struct cam_path *path;
129
130 /*
131 * Construct our SIM entry.
132 */
133 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);
134
135 if (sim == NULL) {
136 return (ENOMEM);
137 }
138
139 ISP_LOCK(isp);
140 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) {
141 ISP_UNLOCK(isp);
142 cam_sim_free(sim, FALSE);
143 return (EIO);
144 }
145 ISP_UNLOCK(isp);
146 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
147 ISP_LOCK(isp);
148 xpt_bus_deregister(cam_sim_path(sim));
149 ISP_UNLOCK(isp);
150 cam_sim_free(sim, FALSE);
151 return (ENXIO);
152 }
153 xpt_setup_ccb(&csa.ccb_h, path, 5);
154 csa.ccb_h.func_code = XPT_SASYNC_CB;
155 csa.event_enable = AC_LOST_DEVICE;
156 csa.callback = isp_cam_async;
157 csa.callback_arg = sim;
158
159 ISP_LOCK(isp);
160 xpt_action((union ccb *)&csa);
161 ISP_UNLOCK(isp);
162
163 if (IS_SCSI(isp)) {
164 struct isp_spi *spi = ISP_SPI_PC(isp, chan);
165 spi->sim = sim;
166 spi->path = path;
167#ifdef ISP_INTERNAL_TARGET
168 ISP_SET_PC(isp, chan, proc_active, 1);
169 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)) {
170 ISP_SET_PC(isp, chan, proc_active, 0);
171 isp_prt(isp, ISP_LOGERR, "cannot create test target thread");
172 }
173 ISP_SPI_PC(isp, chan)->num_threads += 1;
174#endif
175 } else {
176 fcparam *fcp = FCPARAM(isp, chan);
177 struct isp_fc *fc = ISP_FC_PC(isp, chan);
178 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev);
179 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev);
180 char name[16];
181
182 ISP_LOCK(isp);
183 fc->sim = sim;
184 fc->path = path;
185 fc->isp = isp;
186 fc->ready = 1;
187
188 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0);
189 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0);
190 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc);
191 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc);
192
193 /*
194 * We start by being "loop down" if we have an initiator role
195 */
196 if (fcp->role & ISP_ROLE_INITIATOR) {
197 isp_freeze_loopdown(isp, chan, "isp_attach");
198 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc);
199 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime);
200 }
201 ISP_UNLOCK(isp);
202 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) {
203 xpt_free_path(fc->path);
204 ISP_LOCK(isp);
205 if (callout_active(&fc->ldt))
206 callout_stop(&fc->ldt);
207 xpt_bus_deregister(cam_sim_path(fc->sim));
208 ISP_UNLOCK(isp);
209 cam_sim_free(fc->sim, FALSE);
210 return (ENOMEM);
211 }
212 ISP_FC_PC(isp, chan)->num_threads += 1;
213#ifdef ISP_INTERNAL_TARGET
214 ISP_SET_PC(isp, chan, proc_active, 1);
215 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)) {
216 ISP_SET_PC(isp, chan, proc_active, 0);
217 isp_prt(isp, ISP_LOGERR, "cannot create test target thread");
218 }
219 ISP_FC_PC(isp, chan)->num_threads += 1;
220#endif
221 if (chan > 0) {
222 snprintf(name, sizeof(name), "chan%d", chan);
223 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree),
224 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel");
225 }
226 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, chan)->isp_wwnn, "World Wide Node Name");
227 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, chan)->isp_wwpn, "World Wide Port Name");
228 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &ISP_FC_PC(isp, chan)->loop_down_limit, 0, "Loop Down Limit");
229 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &ISP_FC_PC(isp, chan)->gone_device_time, 0, "Gone Device Time");
230#if defined(ISP_TARGET_MODE) && defined(DEBUG)
231 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "inject_lost_data_frame", CTLFLAG_RW, &ISP_FC_PC(isp, chan)->inject_lost_data_frame, 0, "Cause a Lost Frame on a Read");
232#endif
233 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
234 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan,
235 isp_role_sysctl, "I", "Current role");
236 }
237 return (0);
238}
239
240static void
241isp_detach_internal_target(ispsoftc_t *isp, int chan)
242{
243#ifdef ISP_INTERNAL_TARGET
244 void *wchan;
245
246 ISP_GET_PC(isp, chan, target_proc, wchan);
247 ISP_SET_PC(isp, chan, proc_active, 0);
248 wakeup(wchan);
249#endif
250}
251
252static void
253isp_detach_chan(ispsoftc_t *isp, int chan)
254{
255 struct cam_sim *sim;
256 struct cam_path *path;
257 struct ccb_setasync csa;
258 int *num_threads;
259
260 ISP_GET_PC(isp, chan, sim, sim);
261 ISP_GET_PC(isp, chan, path, path);
262 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads);
263
264 xpt_setup_ccb(&csa.ccb_h, path, 5);
265 csa.ccb_h.func_code = XPT_SASYNC_CB;
266 csa.event_enable = 0;
267 csa.callback = isp_cam_async;
268 csa.callback_arg = sim;
269 xpt_action((union ccb *)&csa);
270 xpt_free_path(path);
271 xpt_bus_deregister(cam_sim_path(sim));
272 cam_sim_free(sim, FALSE);
273
274 /* Wait for the channel's spawned threads to exit. */
275 wakeup(isp->isp_osinfo.pc.ptr);
276 isp_detach_internal_target(isp, chan);
277 while (*num_threads != 0)
278 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100);
279}
280
281int
282isp_attach(ispsoftc_t *isp)
283{
284 const char *nu = device_get_nameunit(isp->isp_osinfo.dev);
285 int du = device_get_unit(isp->isp_dev);
286 int chan;
287
288 isp->isp_osinfo.ehook.ich_func = isp_intr_enable;
289 isp->isp_osinfo.ehook.ich_arg = isp;
290 /*
291 * Haha. Set this first, because if we're loaded as a module isp_intr_enable
292 * will be called right awawy, which will clear isp_osinfo.ehook_active,
293 * which would be unwise to then set again later.
294 */
295 isp->isp_osinfo.ehook_active = 1;
296 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) {
297 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook");
298 return (-EIO);
299 }
300
301 /*
302 * Create the device queue for our SIM(s).
303 */
304 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds);
305 if (isp->isp_osinfo.devq == NULL) {
306 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
307 return (EIO);
308 }
309
310 for (chan = 0; chan < isp->isp_nchan; chan++) {
311 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) {
312 goto unwind;
313 }
314 }
315
316 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0);
317 isp_timer_count = hz >> 2;
318 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp);
319 isp->isp_osinfo.timer_active = 1;
320
321 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu);
322 if (isp->isp_osinfo.cdev) {
323 isp->isp_osinfo.cdev->si_drv1 = isp;
324 }
325 return (0);
326
327unwind:
328 while (--chan >= 0) {
329 struct cam_sim *sim;
330 struct cam_path *path;
331
332 ISP_GET_PC(isp, chan, sim, sim);
333 ISP_GET_PC(isp, chan, path, path);
334 xpt_free_path(path);
335 ISP_LOCK(isp);
336 xpt_bus_deregister(cam_sim_path(sim));
337 ISP_UNLOCK(isp);
338 cam_sim_free(sim, FALSE);
339 }
340 if (isp->isp_osinfo.ehook_active) {
341 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
342 isp->isp_osinfo.ehook_active = 0;
343 }
344 if (isp->isp_osinfo.cdev) {
345 destroy_dev(isp->isp_osinfo.cdev);
346 isp->isp_osinfo.cdev = NULL;
347 }
348 cam_simq_free(isp->isp_osinfo.devq);
349 isp->isp_osinfo.devq = NULL;
350 return (-1);
351}
352
353int
354isp_detach(ispsoftc_t *isp)
355{
356 struct cam_sim *sim;
357 int chan;
358
359 ISP_LOCK(isp);
360 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) {
361 ISP_GET_PC(isp, chan, sim, sim);
362 if (sim->refcount > 2) {
363 ISP_UNLOCK(isp);
364 return (EBUSY);
365 }
366 }
367 /* Tell spawned threads that we're exiting. */
368 isp->isp_osinfo.is_exiting = 1;
369 if (isp->isp_osinfo.timer_active) {
370 callout_stop(&isp->isp_osinfo.tmo);
371 isp->isp_osinfo.timer_active = 0;
372 }
373 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1)
374 isp_detach_chan(isp, chan);
375 ISP_UNLOCK(isp);
376
377 if (isp->isp_osinfo.cdev) {
378 destroy_dev(isp->isp_osinfo.cdev);
379 isp->isp_osinfo.cdev = NULL;
380 }
381 if (isp->isp_osinfo.ehook_active) {
382 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
383 isp->isp_osinfo.ehook_active = 0;
384 }
385 if (isp->isp_osinfo.devq != NULL) {
386 cam_simq_free(isp->isp_osinfo.devq);
387 isp->isp_osinfo.devq = NULL;
388 }
389 return (0);
390}
391
392static void
393isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg)
394{
395 if (IS_FC(isp)) {
396 struct isp_fc *fc = ISP_FC_PC(isp, chan);
397 if (fc->simqfrozen == 0) {
398 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan);
399 fc->simqfrozen = SIMQFRZ_LOOPDOWN;
400 xpt_freeze_simq(fc->sim, 1);
401 } else {
402 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan);
403 fc->simqfrozen |= SIMQFRZ_LOOPDOWN;
404 }
405 }
406}
407
408static void
409isp_unfreeze_loopdown(ispsoftc_t *isp, int chan)
410{
411 if (IS_FC(isp)) {
412 struct isp_fc *fc = ISP_FC_PC(isp, chan);
413 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN;
414 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN;
415 if (wasfrozen && fc->simqfrozen == 0) {
416 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan);
417 xpt_release_simq(fc->sim, 1);
418 }
419 }
420}
421
422
423static int
424ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td)
425{
426 ispsoftc_t *isp;
427 int nr, chan, retval = ENOTTY;
428
429 isp = dev->si_drv1;
430
431 switch (c) {
432 case ISP_SDBLEV:
433 {
434 int olddblev = isp->isp_dblev;
435 isp->isp_dblev = *(int *)addr;
436 *(int *)addr = olddblev;
437 retval = 0;
438 break;
439 }
440 case ISP_GETROLE:
441 chan = *(int *)addr;
442 if (chan < 0 || chan >= isp->isp_nchan) {
443 retval = -ENXIO;
444 break;
445 }
446 if (IS_FC(isp)) {
447 *(int *)addr = FCPARAM(isp, chan)->role;
448 } else {
449 *(int *)addr = SDPARAM(isp, chan)->role;
450 }
451 retval = 0;
452 break;
453 case ISP_SETROLE:
454 nr = *(int *)addr;
455 chan = nr >> 8;
456 if (chan < 0 || chan >= isp->isp_nchan) {
457 retval = -ENXIO;
458 break;
459 }
460 nr &= 0xff;
461 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) {
462 retval = EINVAL;
463 break;
464 }
465 if (IS_FC(isp)) {
466 /*
467 * We don't really support dual role at present on FC cards.
468 *
469 * We should, but a bunch of things are currently broken,
470 * so don't allow it.
471 */
472 if (nr == ISP_ROLE_BOTH) {
473 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present");
474 retval = EINVAL;
475 break;
476 }
477 ISP_LOCK(isp);
478 *(int *)addr = FCPARAM(isp, chan)->role;
479 } else {
480 ISP_LOCK(isp);
481 *(int *)addr = SDPARAM(isp, chan)->role;
482 }
483 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr);
484 ISP_UNLOCK(isp);
485 retval = 0;
486 break;
487
488 case ISP_RESETHBA:
489 ISP_LOCK(isp);
490#ifdef ISP_TARGET_MODE
491 isp_del_all_wwn_entries(isp, ISP_NOCHAN);
492#endif
493 isp_reinit(isp, 0);
494 ISP_UNLOCK(isp);
495 retval = 0;
496 break;
497
498 case ISP_RESCAN:
499 if (IS_FC(isp)) {
500 chan = *(int *)addr;
501 if (chan < 0 || chan >= isp->isp_nchan) {
502 retval = -ENXIO;
503 break;
504 }
505 ISP_LOCK(isp);
506 if (isp_fc_runstate(isp, chan, 5 * 1000000)) {
507 retval = EIO;
508 } else {
509 retval = 0;
510 }
511 ISP_UNLOCK(isp);
512 }
513 break;
514
515 case ISP_FC_LIP:
516 if (IS_FC(isp)) {
517 chan = *(int *)addr;
518 if (chan < 0 || chan >= isp->isp_nchan) {
519 retval = -ENXIO;
520 break;
521 }
522 ISP_LOCK(isp);
523 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) {
524 retval = EIO;
525 } else {
526 retval = 0;
527 }
528 ISP_UNLOCK(isp);
529 }
530 break;
531 case ISP_FC_GETDINFO:
532 {
533 struct isp_fc_device *ifc = (struct isp_fc_device *) addr;
534 fcportdb_t *lp;
535
536 if (IS_SCSI(isp)) {
537 break;
538 }
539 if (ifc->loopid >= MAX_FC_TARG) {
540 retval = EINVAL;
541 break;
542 }
543 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid];
544 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) {
545 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
546 ifc->loopid = lp->handle;
547 ifc->portid = lp->portid;
548 ifc->node_wwn = lp->node_wwn;
549 ifc->port_wwn = lp->port_wwn;
550 retval = 0;
551 } else {
552 retval = ENODEV;
553 }
554 break;
555 }
556 case ISP_GET_STATS:
557 {
558 isp_stats_t *sp = (isp_stats_t *) addr;
559
560 ISP_MEMZERO(sp, sizeof (*sp));
561 sp->isp_stat_version = ISP_STATS_VERSION;
562 sp->isp_type = isp->isp_type;
563 sp->isp_revision = isp->isp_revision;
564 ISP_LOCK(isp);
565 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt;
566 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus;
567 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc;
568 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync;
569 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt;
570 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt;
571 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater;
572 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater;
573 ISP_UNLOCK(isp);
574 retval = 0;
575 break;
576 }
577 case ISP_CLR_STATS:
578 ISP_LOCK(isp);
579 isp->isp_intcnt = 0;
580 isp->isp_intbogus = 0;
581 isp->isp_intmboxc = 0;
582 isp->isp_intoasync = 0;
583 isp->isp_rsltccmplt = 0;
584 isp->isp_fphccmplt = 0;
585 isp->isp_rscchiwater = 0;
586 isp->isp_fpcchiwater = 0;
587 ISP_UNLOCK(isp);
588 retval = 0;
589 break;
590 case ISP_FC_GETHINFO:
591 {
592 struct isp_hba_device *hba = (struct isp_hba_device *) addr;
593 int chan = hba->fc_channel;
594
595 if (chan < 0 || chan >= isp->isp_nchan) {
596 retval = ENXIO;
597 break;
598 }
599 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev);
600 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev);
601 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev);
602 hba->fc_nchannels = isp->isp_nchan;
603 if (IS_FC(isp)) {
604 hba->fc_nports = MAX_FC_TARG;
605 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed;
606 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1;
607 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid;
608 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram;
609 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram;
610 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn;
611 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn;
612 } else {
613 hba->fc_nports = MAX_TARGETS;
614 hba->fc_speed = 0;
615 hba->fc_topology = 0;
616 hba->nvram_node_wwn = 0ull;
617 hba->nvram_port_wwn = 0ull;
618 hba->active_node_wwn = 0ull;
619 hba->active_port_wwn = 0ull;
620 }
621 retval = 0;
622 break;
623 }
624 case ISP_TSK_MGMT:
625 {
626 int needmarker;
627 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr;
628 uint16_t loopid;
629 mbreg_t mbs;
630
631 if (IS_SCSI(isp)) {
632 break;
633 }
634
635 chan = fct->chan;
636 if (chan < 0 || chan >= isp->isp_nchan) {
637 retval = -ENXIO;
638 break;
639 }
640
641 needmarker = retval = 0;
642 loopid = fct->loopid;
643 ISP_LOCK(isp);
644 if (IS_24XX(isp)) {
645 uint8_t local[QENTRY_LEN];
646 isp24xx_tmf_t *tmf;
647 isp24xx_statusreq_t *sp;
648 fcparam *fcp = FCPARAM(isp, chan);
649 fcportdb_t *lp;
650 int i;
651
652 for (i = 0; i < MAX_FC_TARG; i++) {
653 lp = &fcp->portdb[i];
654 if (lp->handle == loopid) {
655 break;
656 }
657 }
658 if (i == MAX_FC_TARG) {
659 retval = ENXIO;
660 ISP_UNLOCK(isp);
661 break;
662 }
663 /* XXX VALIDATE LP XXX */
664 tmf = (isp24xx_tmf_t *) local;
665 ISP_MEMZERO(tmf, QENTRY_LEN);
666 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
667 tmf->tmf_header.rqs_entry_count = 1;
668 tmf->tmf_nphdl = lp->handle;
669 tmf->tmf_delay = 2;
670 tmf->tmf_timeout = 2;
671 tmf->tmf_tidlo = lp->portid;
672 tmf->tmf_tidhi = lp->portid >> 16;
673 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
674 tmf->tmf_lun[1] = fct->lun & 0xff;
675 if (fct->lun >= 256) {
676 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8);
677 }
678 switch (fct->action) {
679 case IPT_CLEAR_ACA:
680 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA;
681 break;
682 case IPT_TARGET_RESET:
683 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
684 needmarker = 1;
685 break;
686 case IPT_LUN_RESET:
687 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET;
688 needmarker = 1;
689 break;
690 case IPT_CLEAR_TASK_SET:
691 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET;
692 needmarker = 1;
693 break;
694 case IPT_ABORT_TASK_SET:
695 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET;
696 needmarker = 1;
697 break;
698 default:
699 retval = EINVAL;
700 break;
701 }
702 if (retval) {
703 ISP_UNLOCK(isp);
704 break;
705 }
706 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
707 mbs.param[1] = QENTRY_LEN;
708 mbs.param[2] = DMA_WD1(fcp->isp_scdma);
709 mbs.param[3] = DMA_WD0(fcp->isp_scdma);
710 mbs.param[6] = DMA_WD3(fcp->isp_scdma);
711 mbs.param[7] = DMA_WD2(fcp->isp_scdma);
712
713 if (FC_SCRATCH_ACQUIRE(isp, chan)) {
714 ISP_UNLOCK(isp);
715 retval = ENOMEM;
716 break;
717 }
718 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch);
719 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan);
720 sp = (isp24xx_statusreq_t *) local;
721 sp->req_completion_status = 1;
722 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
723 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
724 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp);
725 FC_SCRATCH_RELEASE(isp, chan);
726 if (retval || sp->req_completion_status != 0) {
727 FC_SCRATCH_RELEASE(isp, chan);
728 retval = EIO;
729 }
730 if (retval == 0) {
731 if (needmarker) {
732 fcp->sendmarker = 1;
733 }
734 }
735 } else {
736 MBSINIT(&mbs, 0, MBLOGALL, 0);
737 if (ISP_CAP_2KLOGIN(isp) == 0) {
738 loopid <<= 8;
739 }
740 switch (fct->action) {
741 case IPT_CLEAR_ACA:
742 mbs.param[0] = MBOX_CLEAR_ACA;
743 mbs.param[1] = loopid;
744 mbs.param[2] = fct->lun;
745 break;
746 case IPT_TARGET_RESET:
747 mbs.param[0] = MBOX_TARGET_RESET;
748 mbs.param[1] = loopid;
749 needmarker = 1;
750 break;
751 case IPT_LUN_RESET:
752 mbs.param[0] = MBOX_LUN_RESET;
753 mbs.param[1] = loopid;
754 mbs.param[2] = fct->lun;
755 needmarker = 1;
756 break;
757 case IPT_CLEAR_TASK_SET:
758 mbs.param[0] = MBOX_CLEAR_TASK_SET;
759 mbs.param[1] = loopid;
760 mbs.param[2] = fct->lun;
761 needmarker = 1;
762 break;
763 case IPT_ABORT_TASK_SET:
764 mbs.param[0] = MBOX_ABORT_TASK_SET;
765 mbs.param[1] = loopid;
766 mbs.param[2] = fct->lun;
767 needmarker = 1;
768 break;
769 default:
770 retval = EINVAL;
771 break;
772 }
773 if (retval == 0) {
774 if (needmarker) {
775 FCPARAM(isp, chan)->sendmarker = 1;
776 }
777 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs);
778 if (retval) {
779 retval = EIO;
780 }
781 }
782 }
783 ISP_UNLOCK(isp);
784 break;
785 }
786 default:
787 break;
788 }
789 return (retval);
790}
791
792static void
793isp_intr_enable(void *arg)
794{
795 int chan;
796 ispsoftc_t *isp = arg;
797 ISP_LOCK(isp);
798 for (chan = 0; chan < isp->isp_nchan; chan++) {
799 if (IS_FC(isp)) {
800 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) {
801 ISP_ENABLE_INTS(isp);
802 break;
803 }
804 } else {
805 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) {
806 ISP_ENABLE_INTS(isp);
807 break;
808 }
809 }
810 }
811 isp->isp_osinfo.ehook_active = 0;
812 ISP_UNLOCK(isp);
813 /* Release our hook so that the boot can continue. */
814 config_intrhook_disestablish(&isp->isp_osinfo.ehook);
815}
816
817/*
818 * Local Inlines
819 */
820
821static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *);
822static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *);
823
824static ISP_INLINE int
825isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb)
826{
827 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free;
828 if (ISP_PCMD(ccb) == NULL) {
829 return (-1);
830 }
831 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next;
832 return (0);
833}
834
835static ISP_INLINE void
836isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb)
837{
838 if (ISP_PCMD(ccb)) {
839#ifdef ISP_TARGET_MODE
840 PISP_PCMD(ccb)->datalen = 0;
841 PISP_PCMD(ccb)->totslen = 0;
842 PISP_PCMD(ccb)->cumslen = 0;
843 PISP_PCMD(ccb)->crn = 0;
844#endif
845 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free;
846 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb);
847 ISP_PCMD(ccb) = NULL;
848 }
849}
850
851/*
852 * Put the target mode functions here, because some are inlines
853 */
854#ifdef ISP_TARGET_MODE
855static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *);
856static ISP_INLINE void isp_tmunlk(ispsoftc_t *);
857static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int);
858static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t);
859static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t);
860static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t);
861static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *);
862static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **);
863static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t);
864static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t);
865static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *);
866static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *);
867static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t);
868static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *);
869static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **);
870static void destroy_lun_state(ispsoftc_t *, tstate_t *);
871static void isp_enable_lun(ispsoftc_t *, union ccb *);
872static cam_status isp_enable_deferred_luns(ispsoftc_t *, int);
873static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t);
874static void isp_disable_lun(ispsoftc_t *, union ccb *);
875static int isp_enable_target_mode(ispsoftc_t *, int);
876static int isp_disable_target_mode(ispsoftc_t *, int);
877static void isp_ledone(ispsoftc_t *, lun_entry_t *);
878static timeout_t isp_refire_putback_atio;
879static timeout_t isp_refire_notify_ack;
880static void isp_complete_ctio(union ccb *);
881static void isp_target_putback_atio(union ccb *);
882enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE };
883static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How);
884static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *);
885static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *);
886static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *);
887static void isp_handle_platform_ctio(ispsoftc_t *, void *);
888static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *);
889static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *);
890static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *);
891static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *);
892static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *);
893static void isp_target_mark_aborted(ispsoftc_t *, union ccb *);
894static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t);
895
896static ISP_INLINE void
897isp_tmlock(ispsoftc_t *isp, const char *msg)
898{
899 while (isp->isp_osinfo.tmbusy) {
900 isp->isp_osinfo.tmwanted = 1;
901 mtx_sleep(isp, &isp->isp_lock, PRIBIO, msg, 0);
902 }
903 isp->isp_osinfo.tmbusy = 1;
904}
905
906static ISP_INLINE void
907isp_tmunlk(ispsoftc_t *isp)
908{
909 isp->isp_osinfo.tmbusy = 0;
910 if (isp->isp_osinfo.tmwanted) {
911 isp->isp_osinfo.tmwanted = 0;
912 wakeup(isp);
913 }
914}
915
916static ISP_INLINE int
917is_any_lun_enabled(ispsoftc_t *isp, int bus)
918{
919 struct tslist *lhp;
920 int i;
921
922 for (i = 0; i < LUN_HASH_SIZE; i++) {
923 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
924 if (SLIST_FIRST(lhp))
925 return (1);
926 }
927 return (0);
928}
929
930static ISP_INLINE int
931is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun)
932{
933 tstate_t *tptr;
934 struct tslist *lhp;
935
936 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
937 SLIST_FOREACH(tptr, lhp, next) {
938 if (tptr->ts_lun == lun) {
939 return (1);
940 }
941 }
942 return (0);
943}
944
945static void
946dump_tstates(ispsoftc_t *isp, int bus)
947{
948 int i, j;
949 struct tslist *lhp;
950 tstate_t *tptr = NULL;
951
952 if (bus >= isp->isp_nchan) {
953 return;
954 }
955 for (i = 0; i < LUN_HASH_SIZE; i++) {
956 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
957 j = 0;
958 SLIST_FOREACH(tptr, lhp, next) {
959 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count);
960 j++;
961 }
962 }
963}
964
965static ISP_INLINE tstate_t *
966get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun)
967{
968 tstate_t *tptr = NULL;
969 struct tslist *lhp;
970
971 if (bus < isp->isp_nchan) {
972 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
973 SLIST_FOREACH(tptr, lhp, next) {
974 if (tptr->ts_lun == lun) {
975 tptr->hold++;
976 return (tptr);
977 }
978 }
979 }
980 return (NULL);
981}
982
983static ISP_INLINE tstate_t *
984get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval)
985{
986 tstate_t *tptr = NULL;
987 atio_private_data_t *atp;
988 struct tslist *lhp;
989 int i;
990
991 if (bus < isp->isp_nchan && tagval != 0) {
992 for (i = 0; i < LUN_HASH_SIZE; i++) {
993 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
994 SLIST_FOREACH(tptr, lhp, next) {
995 atp = isp_find_atpd(isp, tptr, tagval);
996 if (atp) {
997 tptr->hold++;
998 return (tptr);
999 }
1000 }
1001 }
1002 }
1003 return (NULL);
1004}
1005
1006static ISP_INLINE inot_private_data_t *
1007get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt)
1008{
1009 inot_private_data_t *ntp;
1010 tstate_t *tptr;
1011 struct tslist *lhp;
1012 int bus, i;
1013
1014 for (bus = 0; bus < isp->isp_nchan; bus++) {
1015 for (i = 0; i < LUN_HASH_SIZE; i++) {
1016 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
1017 SLIST_FOREACH(tptr, lhp, next) {
1018 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id);
1019 if (ntp) {
1020 *rslt = tptr;
1021 tptr->hold++;
1022 return (ntp);
1023 }
1024 }
1025 }
1026 }
1027 return (NULL);
1028}
1029
1030static ISP_INLINE void
1031rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr)
1032{
1033 KASSERT((tptr->hold), ("tptr not held"));
1034 tptr->hold--;
1035}
1036
1037static void
1038isp_tmcmd_restart(ispsoftc_t *isp)
1039{
1040 inot_private_data_t *ntp;
1041 inot_private_data_t *restart_queue;
1042 tstate_t *tptr;
1043 union ccb *ccb;
1044 struct tslist *lhp;
1045 int bus, i;
1046
1047 for (bus = 0; bus < isp->isp_nchan; bus++) {
1048 for (i = 0; i < LUN_HASH_SIZE; i++) {
1049 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
1050 SLIST_FOREACH(tptr, lhp, next) {
1051 if ((restart_queue = tptr->restart_queue) != NULL)
1052 tptr->restart_queue = NULL;
1053 while (restart_queue) {
1054 ntp = restart_queue;
1055 restart_queue = ntp->rd.nt.nt_hba;
1056 if (IS_24XX(isp)) {
1057 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid);
1058 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data);
1059 } else {
1060 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid);
1061 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data);
1062 }
1063 isp_put_ntpd(isp, tptr, ntp);
1064 if (tptr->restart_queue && restart_queue != NULL) {
1065 ntp = tptr->restart_queue;
1066 tptr->restart_queue = restart_queue;
1067 while (restart_queue->rd.nt.nt_hba) {
1068 restart_queue = restart_queue->rd.nt.nt_hba;
1069 }
1070 restart_queue->rd.nt.nt_hba = ntp;
1071 break;
1072 }
1073 }
1074 /*
1075 * We only need to do this once per tptr
1076 */
1077 if (!TAILQ_EMPTY(&tptr->waitq)) {
1078 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq);
1079 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1080 isp_target_start_ctio(isp, ccb, FROM_TIMER);
1081 }
1082 }
1083 }
1084 }
1085}
1086
1087static ISP_INLINE atio_private_data_t *
1088isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag)
1089{
1090 atio_private_data_t *atp;
1091
1092 atp = LIST_FIRST(&tptr->atfree);
1093 if (atp) {
1094 LIST_REMOVE(atp, next);
1095 atp->tag = tag;
1096 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next);
1097 }
1098 return (atp);
1099}
1100
1101static ISP_INLINE atio_private_data_t *
1102isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag)
1103{
1104 atio_private_data_t *atp;
1105
1106 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) {
1107 if (atp->tag == tag)
1108 return (atp);
1109 }
1110 return (NULL);
1111}
1112
1113static ISP_INLINE void
1114isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp)
1115{
1116 if (atp->ests) {
1117 isp_put_ecmd(isp, atp->ests);
1118 }
1119 LIST_REMOVE(atp, next);
1120 memset(atp, 0, sizeof (*atp));
1121 LIST_INSERT_HEAD(&tptr->atfree, atp, next);
1122}
1123
1124static void
1125isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr)
1126{
1127 atio_private_data_t *atp;
1128 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" };
1129
1130 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
1131 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n",
1132 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]);
1133 }
1134}
1135
1136
1137static ISP_INLINE inot_private_data_t *
1138isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr)
1139{
1140 inot_private_data_t *ntp;
1141 ntp = tptr->ntfree;
1142 if (ntp) {
1143 tptr->ntfree = ntp->next;
1144 }
1145 return (ntp);
1146}
1147
1148static ISP_INLINE inot_private_data_t *
1149isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id)
1150{
1151 inot_private_data_t *ntp;
1152 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) {
1153 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) {
1154 return (ntp);
1155 }
1156 }
1157 return (NULL);
1158}
1159
1160static ISP_INLINE void
1161isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp)
1162{
1163 ntp->rd.tag_id = ntp->rd.seq_id = 0;
1164 ntp->next = tptr->ntfree;
1165 tptr->ntfree = ntp;
1166}
1167
1168static cam_status
1169create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt)
1170{
1171 cam_status status;
1172 lun_id_t lun;
1173 struct tslist *lhp;
1174 tstate_t *tptr;
1175 int i;
1176
1177 lun = xpt_path_lun_id(path);
1178 if (lun != CAM_LUN_WILDCARD) {
1179 if (lun >= ISP_MAX_LUNS(isp)) {
1180 return (CAM_LUN_INVALID);
1181 }
1182 }
1183 if (is_lun_enabled(isp, bus, lun)) {
1184 return (CAM_LUN_ALRDY_ENA);
1185 }
1186 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO);
1187 if (tptr == NULL) {
1188 return (CAM_RESRC_UNAVAIL);
1189 }
1190 tptr->ts_lun = lun;
1191 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun);
1192 if (status != CAM_REQ_CMP) {
1193 free(tptr, M_DEVBUF);
1194 return (status);
1195 }
1196 SLIST_INIT(&tptr->atios);
1197 SLIST_INIT(&tptr->inots);
1198 TAILQ_INIT(&tptr->waitq);
1199 LIST_INIT(&tptr->atfree);
1200 for (i = ATPDPSIZE-1; i >= 0; i--)
1201 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next);
1202 for (i = 0; i < ATPDPHASHSIZE; i++)
1203 LIST_INIT(&tptr->atused[i]);
1204 for (i = 0; i < ATPDPSIZE-1; i++)
1205 tptr->ntpool[i].next = &tptr->ntpool[i+1];
1206 tptr->ntfree = tptr->ntpool;
1207 tptr->hold = 1;
1208 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp);
1209 SLIST_INSERT_HEAD(lhp, tptr, next);
1210 *rslt = tptr;
1211 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n");
1212 return (CAM_REQ_CMP);
1213}
1214
1215static ISP_INLINE void
1216destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr)
1217{
1218 union ccb *ccb;
1219 struct tslist *lhp;
1220
1221 KASSERT((tptr->hold != 0), ("tptr is not held"));
1222 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold));
1223 do {
1224 ccb = (union ccb *)SLIST_FIRST(&tptr->atios);
1225 if (ccb) {
1226 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
1227 ccb->ccb_h.status = CAM_REQ_ABORTED;
1228 xpt_done(ccb);
1229 }
1230 } while (ccb);
1231 do {
1232 ccb = (union ccb *)SLIST_FIRST(&tptr->inots);
1233 if (ccb) {
1234 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
1235 ccb->ccb_h.status = CAM_REQ_ABORTED;
1236 xpt_done(ccb);
1237 }
1238 } while (ccb);
1239 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp);
1240 SLIST_REMOVE(lhp, tptr, tstate, next);
1241 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n");
1242 xpt_free_path(tptr->owner);
1243 free(tptr, M_DEVBUF);
1244}
1245
1246/*
1247 * Enable a lun.
1248 */
1249static void
1250isp_enable_lun(ispsoftc_t *isp, union ccb *ccb)
1251{
1252 tstate_t *tptr = NULL;
1253 int bus, tm_enabled, target_role;
1254 target_id_t target;
1255 lun_id_t lun;
1256
1257
1258 /*
1259 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun
1260 */
1261 bus = XS_CHANNEL(ccb);
1262 target = ccb->ccb_h.target_id;
1263 lun = ccb->ccb_h.target_lun;
1264 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun);
1265 if (target != CAM_TARGET_WILDCARD && target != 0) {
1266 ccb->ccb_h.status = CAM_TID_INVALID;
1267 xpt_done(ccb);
1268 return;
1269 }
1270 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) {
1271 ccb->ccb_h.status = CAM_LUN_INVALID;
1272 xpt_done(ccb);
1273 return;
1274 }
1275
1276 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
1277 ccb->ccb_h.status = CAM_LUN_INVALID;
1278 xpt_done(ccb);
1279 return;
1280 }
1281 if (isp->isp_dblev & ISP_LOGTDEBUG0) {
1282 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus);
1283 }
1284
1285 /*
1286 * Wait until we're not busy with the lun enables subsystem
1287 */
1288 isp_tmlock(isp, "isp_enable_lun");
1289
1290 /*
1291 * This is as a good a place as any to check f/w capabilities.
1292 */
1293
1294 if (IS_FC(isp)) {
1295 if (ISP_CAP_TMODE(isp) == 0) {
1296 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n");
1297 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1298 goto done;
1299 }
1300 /*
1301 * We *could* handle non-SCCLUN f/w, but we'd have to
1302 * dork with our already fragile enable/disable code.
1303 */
1304 if (ISP_CAP_SCCFW(isp) == 0) {
1305 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n");
1306 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1307 goto done;
1308 }
1309
1310 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0;
1311
1312 } else {
1313 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0;
1314 }
1315
1316 /*
1317 * Create the state pointer.
1318 * It should not already exist.
1319 */
1320 tptr = get_lun_statep(isp, bus, lun);
1321 if (tptr) {
1322 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA;
1323 goto done;
1324 }
1325 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr);
1326 if (ccb->ccb_h.status != CAM_REQ_CMP) {
1327 goto done;
1328 }
1329
1330 /*
1331 * We have a tricky maneuver to perform here.
1332 *
1333 * If target mode isn't already enabled here,
1334 * *and* our current role includes target mode,
1335 * we enable target mode here.
1336 *
1337 */
1338 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled);
1339 if (tm_enabled == 0 && target_role != 0) {
1340 if (isp_enable_target_mode(isp, bus)) {
1341 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1342 destroy_lun_state(isp, tptr);
1343 tptr = NULL;
1344 goto done;
1345 }
1346 tm_enabled = 1;
1347 }
1348
1349 /*
1350 * Now check to see whether this bus is in target mode already.
1351 *
1352 * If not, a later role change into target mode will finish the job.
1353 */
1354 if (tm_enabled == 0) {
1355 ISP_SET_PC(isp, bus, tm_enable_defer, 1);
1356 ccb->ccb_h.status = CAM_REQ_CMP;
1357 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n");
1358 goto done1;
1359 }
1360
1361 /*
1362 * Enable the lun.
1363 */
1364 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun);
1365
1366done:
1367 if (ccb->ccb_h.status != CAM_REQ_CMP) {
1368 if (tptr) {
1369 destroy_lun_state(isp, tptr);
1370 tptr = NULL;
1371 }
1372 } else {
1373 tptr->enabled = 1;
1374 }
1375done1:
1376 if (tptr) {
1377 rls_lun_statep(isp, tptr);
1378 }
1379
1380 /*
1381 * And we're outta here....
1382 */
1383 isp_tmunlk(isp);
1384 xpt_done(ccb);
1385}
1386
1387static cam_status
1388isp_enable_deferred_luns(ispsoftc_t *isp, int bus)
1389{
1390 tstate_t *tptr = NULL;
1391 struct tslist *lhp;
1392 int i, n;
1393
1394
1395 ISP_GET_PC(isp, bus, tm_enabled, i);
1396 if (i == 1) {
1397 return (CAM_REQ_CMP);
1398 }
1399 ISP_GET_PC(isp, bus, tm_enable_defer, i);
1400 if (i == 0) {
1401 return (CAM_REQ_CMP);
1402 }
1403 /*
1404 * If this succeeds, it will set tm_enable
1405 */
1406 if (isp_enable_target_mode(isp, bus)) {
1407 return (CAM_REQ_CMP_ERR);
1408 }
1409 isp_tmlock(isp, "isp_enable_deferred_luns");
1410 for (n = i = 0; i < LUN_HASH_SIZE; i++) {
1411 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp);
1412 SLIST_FOREACH(tptr, lhp, next) {
1413 tptr->hold++;
1414 if (tptr->enabled == 0) {
1415 if (isp_enable_deferred(isp, bus, tptr->ts_lun) == CAM_REQ_CMP) {
1416 tptr->enabled = 1;
1417 n++;
1418 }
1419 } else {
1420 n++;
1421 }
1422 tptr->hold--;
1423 }
1424 }
1425 isp_tmunlk(isp);
1426 if (n == 0) {
1427 return (CAM_REQ_CMP_ERR);
1428 }
1429 ISP_SET_PC(isp, bus, tm_enable_defer, 0);
1430 return (CAM_REQ_CMP);
1431}
1432
1433static cam_status
1434isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun)
1435{
1436 cam_status status;
1437 int luns_already_enabled;
1438
1439 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled);
1440 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %jx luns_enabled %d", __func__, bus, (uintmax_t)lun, luns_already_enabled);
1441 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) {
1442 status = CAM_REQ_CMP;
1443 } else {
1444 int cmd_cnt, not_cnt;
1445
1446 if (IS_23XX(isp)) {
1447 cmd_cnt = DFLT_CMND_CNT;
1448 not_cnt = DFLT_INOT_CNT;
1449 } else {
1450 cmd_cnt = 64;
1451 not_cnt = 8;
1452 }
1453 status = CAM_REQ_INPROG;
1454 isp->isp_osinfo.rptr = &status;
1455 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) {
1456 status = CAM_RESRC_UNAVAIL;
1457 } else {
1458 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0);
1459 }
1460 isp->isp_osinfo.rptr = NULL;
1461 }
1462 if (status == CAM_REQ_CMP) {
1463 ISP_SET_PC(isp, bus, tm_luns_enabled, 1);
1464 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %jx now enabled for target mode", bus, (uintmax_t)lun);
1465 }
1466 return (status);
1467}
1468
1469static void
1470isp_disable_lun(ispsoftc_t *isp, union ccb *ccb)
1471{
1472 tstate_t *tptr = NULL;
1473 int bus;
1474 cam_status status;
1475 target_id_t target;
1476 lun_id_t lun;
1477
1478 bus = XS_CHANNEL(ccb);
1479 target = ccb->ccb_h.target_id;
1480 lun = ccb->ccb_h.target_lun;
1481 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun);
1482 if (target != CAM_TARGET_WILDCARD && target != 0) {
1483 ccb->ccb_h.status = CAM_TID_INVALID;
1484 xpt_done(ccb);
1485 return;
1486 }
1487
1488 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) {
1489 ccb->ccb_h.status = CAM_LUN_INVALID;
1490 xpt_done(ccb);
1491 return;
1492 }
1493
1494 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
1495 ccb->ccb_h.status = CAM_LUN_INVALID;
1496 xpt_done(ccb);
1497 return;
1498 }
1499
1500 /*
1501 * See if we're busy disabling a lun now.
1502 */
1503 isp_tmlock(isp, "isp_disable_lun");
1504 status = CAM_REQ_INPROG;
1505
1506 /*
1507 * Find the state pointer.
1508 */
1509 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) {
1510 status = CAM_PATH_INVALID;
1511 goto done;
1512 }
1513
1514 /*
1515 * If we're a 24XX card, we're done.
1516 */
1517 if (IS_24XX(isp)) {
1518 status = CAM_REQ_CMP;
1519 goto done;
1520 }
1521
1522 /*
1523 * For SCC FW, we only deal with lun zero.
1524 */
1525 if (IS_FC(isp) && lun > 0) {
1526 status = CAM_REQ_CMP;
1527 goto done;
1528 }
1529 isp->isp_osinfo.rptr = &status;
1530 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) {
1531 status = CAM_RESRC_UNAVAIL;
1532 } else {
1533 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0);
1534 }
1535 isp->isp_osinfo.rptr = NULL;
1536done:
1537 if (status == CAM_REQ_CMP) {
1538 tptr->enabled = 0;
1539 /*
1540 * If we have no more luns enabled for this bus,
1541 * delete all tracked wwns for it (if we are FC),
1542 * and disable target mode.
1543 */
1544 if (is_any_lun_enabled(isp, bus) == 0) {
1545 isp_del_all_wwn_entries(isp, bus);
1546 if (isp_disable_target_mode(isp, bus)) {
1547 status = CAM_REQ_CMP_ERR;
1548 }
1549 }
1550 }
1551 ccb->ccb_h.status = status;
1552 if (status == CAM_REQ_CMP) {
1553 destroy_lun_state(isp, tptr);
1554 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n");
1555 } else {
1556 if (tptr)
1557 rls_lun_statep(isp, tptr);
1558 }
1559 isp_tmunlk(isp);
1560 xpt_done(ccb);
1561}
1562
1563static int
1564isp_enable_target_mode(ispsoftc_t *isp, int bus)
1565{
1566 int tm_enabled;
1567
1568 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled);
1569 if (tm_enabled != 0) {
1570 return (0);
1571 }
1572 if (IS_SCSI(isp)) {
1573 mbreg_t mbs;
1574 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0);
1575 mbs.param[0] = MBOX_ENABLE_TARGET_MODE;
1576 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG;
1577 mbs.param[2] = bus << 7;
1578 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1579 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus);
1580 return (EIO);
1581 }
1582 }
1583 ISP_SET_PC(isp, bus, tm_enabled, 1);
1584 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus);
1585 return (0);
1586}
1587
1588static int
1589isp_disable_target_mode(ispsoftc_t *isp, int bus)
1590{
1591 int tm_enabled;
1592
1593 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled);
1594 if (tm_enabled == 0) {
1595 return (0);
1596 }
1597 if (IS_SCSI(isp)) {
1598 mbreg_t mbs;
1599 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0);
1600 mbs.param[2] = bus << 7;
1601 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1602 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus);
1603 return (EIO);
1604 }
1605 }
1606 ISP_SET_PC(isp, bus, tm_enabled, 0);
1607 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus);
1608 return (0);
1609}
1610
1611static void
1612isp_ledone(ispsoftc_t *isp, lun_entry_t *lep)
1613{
1614 uint32_t *rptr;
1615
1616 rptr = isp->isp_osinfo.rptr;
1617 if (lep->le_status != LUN_OK) {
1618 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status);
1619 if (rptr) {
1620 *rptr = CAM_REQ_CMP_ERR;
1621 wakeup_one(rptr);
1622 }
1623 } else {
1624 if (rptr) {
1625 *rptr = CAM_REQ_CMP;
1626 wakeup_one(rptr);
1627 }
1628 }
1629}
1630
1631static void
1632isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how)
1633{
1634 int fctape, sendstatus, resid;
1635 tstate_t *tptr;
1636 fcparam *fcp;
1637 atio_private_data_t *atp;
1638 struct ccb_scsiio *cso;
1639 uint32_t dmaresult, handle, xfrlen, sense_length, tmp;
1640 uint8_t local[QENTRY_LEN];
1641
1642 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb));
1643 if (tptr == NULL) {
1644 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
1645 if (tptr == NULL) {
1646 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id);
1647 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
1648 xpt_done(ccb);
1649 return;
1650 }
1651 }
1652 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len,
1653 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0));
1654
1655 switch (how) {
1656 case FROM_TIMER:
1657 case FROM_CAM:
1658 /*
1659 * Insert at the tail of the list, if any, waiting CTIO CCBs
1660 */
1661 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1662 break;
1663 case FROM_SRR:
1664 case FROM_CTIO_DONE:
1665 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1666 break;
1667 }
1668
1669 while (TAILQ_FIRST(&tptr->waitq) != NULL) {
1670 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq);
1671 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1672
1673 cso = &ccb->csio;
1674 xfrlen = cso->dxfer_len;
1675 if (xfrlen == 0) {
1676 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
1677 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n");
1678 ccb->ccb_h.status = CAM_REQ_INVALID;
1679 xpt_done(ccb);
1680 continue;
1681 }
1682 }
1683
1684 atp = isp_find_atpd(isp, tptr, cso->tag_id);
1685 if (atp == NULL) {
1686 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__);
1687 isp_dump_atpd(isp, tptr);
1688 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1689 xpt_done(ccb);
1690 continue;
1691 }
1692
1693 /*
1694 * Is this command a dead duck?
1695 */
1696 if (atp->dead) {
1697 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id);
1698 ccb->ccb_h.status = CAM_REQ_ABORTED;
1699 xpt_done(ccb);
1700 continue;
1701 }
1702
1703 /*
1704 * Check to make sure we're still in target mode.
1705 */
1706 fcp = FCPARAM(isp, XS_CHANNEL(ccb));
1707 if ((fcp->role & ISP_ROLE_TARGET) == 0) {
1708 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id);
1709 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
1710 xpt_done(ccb);
1711 continue;
1712 }
1713
1714 /*
1715 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which
1716 * could be split into two CTIOs to split data and status).
1717 */
1718 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) {
1719 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags);
1720 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1721 break;
1722 }
1723
1724 /*
1725 * Does the initiator expect FC-Tape style responses?
1726 */
1727 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) {
1728 fctape = 1;
1729 } else {
1730 fctape = 0;
1731 }
1732
1733 /*
1734 * If we already did the data xfer portion of a CTIO that sends data
1735 * and status, don't do it again and do the status portion now.
1736 */
1737 if (atp->sendst) {
1738 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u",
1739 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit);
1740 xfrlen = 0; /* we already did the data transfer */
1741 atp->sendst = 0;
1742 }
1743 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
1744 sendstatus = 1;
1745 } else {
1746 sendstatus = 0;
1747 }
1748
1749 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
1750 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?"));
1751 /*
1752 * Sense length is not the entire sense data structure size. Periph
1753 * drivers don't seem to be setting sense_len to reflect the actual
1754 * size. We'll peek inside to get the right amount.
1755 */
1756 sense_length = cso->sense_len;
1757
1758 /*
1759 * This 'cannot' happen
1760 */
1761 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) {
1762 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE;
1763 }
1764 } else {
1765 sense_length = 0;
1766 }
1767
1768 memset(local, 0, QENTRY_LEN);
1769
1770 /*
1771 * Check for overflow
1772 */
1773 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen;
1774 if (tmp > atp->orig_datalen) {
1775 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen);
1776 ccb->ccb_h.status = CAM_DATA_RUN_ERR;
1777 xpt_done(ccb);
1778 continue;
1779 }
1780
1781 if (IS_24XX(isp)) {
1782 ct7_entry_t *cto = (ct7_entry_t *) local;
1783
1784 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
1785 cto->ct_header.rqs_entry_count = 1;
1786 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
1787 ATPD_SET_SEQNO(cto, atp);
1788 cto->ct_nphdl = atp->nphdl;
1789 cto->ct_rxid = atp->tag;
1790 cto->ct_iid_lo = atp->portid;
1791 cto->ct_iid_hi = atp->portid >> 16;
1792 cto->ct_oxid = atp->oxid;
1793 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb));
1794 cto->ct_timeout = 120;
1795 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT;
1796
1797 /*
1798 * Mode 1, status, no data. Only possible when we are sending status, have
1799 * no data to transfer, and any sense data can fit into a ct7_entry_t.
1800 *
1801 * Mode 2, status, no data. We have to use this in the case that
1802 * the sense data won't fit into a ct7_entry_t.
1803 *
1804 */
1805 if (sendstatus && xfrlen == 0) {
1806 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA;
1807 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
1808 if (sense_length <= MAXRESPLEN_24XX) {
1809 if (resid < 0) {
1810 cto->ct_resid = -resid;
1811 } else if (resid > 0) {
1812 cto->ct_resid = resid;
1813 }
1814 cto->ct_flags |= CT7_FLAG_MODE1;
1815 cto->ct_scsi_status = cso->scsi_status;
1816 if (resid < 0) {
1817 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8);
1818 } else if (resid > 0) {
1819 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8);
1820 }
1821 if (fctape) {
1822 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1823 }
1824 if (sense_length) {
1825 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8);
1826 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length;
1827 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length);
1828 }
1829 } else {
1830 bus_addr_t addr;
1831 char buf[XCMD_SIZE];
1832 fcp_rsp_iu_t *rp;
1833
1834 if (atp->ests == NULL) {
1835 atp->ests = isp_get_ecmd(isp);
1836 if (atp->ests == NULL) {
1837 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1838 break;
1839 }
1840 }
1841 memset(buf, 0, sizeof (buf));
1842 rp = (fcp_rsp_iu_t *)buf;
1843 if (fctape) {
1844 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1845 rp->fcp_rsp_bits |= FCP_CONF_REQ;
1846 }
1847 cto->ct_flags |= CT7_FLAG_MODE2;
1848 rp->fcp_rsp_scsi_status = cso->scsi_status;
1849 if (resid < 0) {
1850 rp->fcp_rsp_resid = -resid;
1851 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW;
1852 } else if (resid > 0) {
1853 rp->fcp_rsp_resid = resid;
1854 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW;
1855 }
1856 if (sense_length) {
1857 rp->fcp_rsp_snslen = sense_length;
1858 cto->ct_senselen = sense_length;
1859 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID;
1860 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1861 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length);
1862 } else {
1863 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
1864 }
1865 if (isp->isp_dblev & ISP_LOGTDEBUG1) {
1866 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests);
1867 }
1868 addr = isp->isp_osinfo.ecmd_dma;
1869 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE);
1870 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests,
1871 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length);
1872 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length;
1873 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr);
1874 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr);
1875 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
1876 }
1877 if (sense_length) {
1878 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__,
1879 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length,
1880 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]);
1881 } else {
1882 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__,
1883 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid);
1884 }
1885 atp->state = ATPD_STATE_LAST_CTIO;
1886 }
1887
1888 /*
1889 * Mode 0 data transfers, *possibly* with status.
1890 */
1891 if (xfrlen != 0) {
1892 cto->ct_flags |= CT7_FLAG_MODE0;
1893 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1894 cto->ct_flags |= CT7_DATA_IN;
1895 } else {
1896 cto->ct_flags |= CT7_DATA_OUT;
1897 }
1898
1899 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit;
1900 cto->rsp.m0.ct_xfrlen = xfrlen;
1901
1902#ifdef DEBUG
1903 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) {
1904 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2));
1905 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0;
1906 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2;
1907 }
1908#endif
1909 if (sendstatus) {
1910 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen;
1911 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) {
1912 cto->ct_flags |= CT7_SENDSTATUS;
1913 atp->state = ATPD_STATE_LAST_CTIO;
1914 if (fctape) {
1915 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF;
1916 }
1917 } else {
1918 atp->sendst = 1; /* send status later */
1919 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM;
1920 atp->state = ATPD_STATE_CTIO;
1921 }
1922 } else {
1923 atp->state = ATPD_STATE_CTIO;
1924 }
1925 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__,
1926 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered);
1927 }
1928 } else if (IS_FC(isp)) {
1929 ct2_entry_t *cto = (ct2_entry_t *) local;
1930
1931 if (isp->isp_osinfo.sixtyfourbit)
1932 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3;
1933 else
1934 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2;
1935 cto->ct_header.rqs_entry_count = 1;
1936 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
1937 ATPD_SET_SEQNO(cto, atp);
1938 if (ISP_CAP_2KLOGIN(isp) == 0) {
1939 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id;
1940 } else {
1941 cto->ct_iid = cso->init_id;
1942 if (ISP_CAP_SCCFW(isp) == 0) {
1943 cto->ct_lun = ccb->ccb_h.target_lun;
1944 }
1945 }
1946 cto->ct_timeout = 10;
1947 cto->ct_rxid = cso->tag_id;
1948
1949 /*
1950 * Mode 1, status, no data. Only possible when we are sending status, have
1951 * no data to transfer, and the sense length can fit in the ct7_entry.
1952 *
1953 * Mode 2, status, no data. We have to use this in the case the response
1954 * length won't fit into a ct2_entry_t.
1955 *
1956 * We'll fill out this structure with information as if this were a
1957 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as
1958 * needed based upon this.
1959 */
1960 if (sendstatus && xfrlen == 0) {
1961 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA;
1962 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
1963 if (sense_length <= MAXRESPLEN) {
1964 if (resid < 0) {
1965 cto->ct_resid = -resid;
1966 } else if (resid > 0) {
1967 cto->ct_resid = resid;
1968 }
1969 cto->ct_flags |= CT2_FLAG_MODE1;
1970 cto->rsp.m1.ct_scsi_status = cso->scsi_status;
1971 if (resid < 0) {
1972 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER;
1973 } else if (resid > 0) {
1974 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER;
1975 }
1976 if (fctape) {
1977 cto->ct_flags |= CT2_CONFIRM;
1978 }
1979 if (sense_length) {
1980 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID;
1981 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length;
1982 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length);
1983 }
1984 } else {
1985 bus_addr_t addr;
1986 char buf[XCMD_SIZE];
1987 fcp_rsp_iu_t *rp;
1988
1989 if (atp->ests == NULL) {
1990 atp->ests = isp_get_ecmd(isp);
1991 if (atp->ests == NULL) {
1992 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
1993 break;
1994 }
1995 }
1996 memset(buf, 0, sizeof (buf));
1997 rp = (fcp_rsp_iu_t *)buf;
1998 if (fctape) {
1999 cto->ct_flags |= CT2_CONFIRM;
2000 rp->fcp_rsp_bits |= FCP_CONF_REQ;
2001 }
2002 cto->ct_flags |= CT2_FLAG_MODE2;
2003 rp->fcp_rsp_scsi_status = cso->scsi_status;
2004 if (resid < 0) {
2005 rp->fcp_rsp_resid = -resid;
2006 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW;
2007 } else if (resid > 0) {
2008 rp->fcp_rsp_resid = resid;
2009 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW;
2010 }
2011 if (sense_length) {
2012 rp->fcp_rsp_snslen = sense_length;
2013 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID;
2014 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
2015 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length);
2016 } else {
2017 isp_put_fcp_rsp_iu(isp, rp, atp->ests);
2018 }
2019 if (isp->isp_dblev & ISP_LOGTDEBUG1) {
2020 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests);
2021 }
2022 addr = isp->isp_osinfo.ecmd_dma;
2023 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE);
2024 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests,
2025 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length);
2026 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length;
2027 if (isp->isp_osinfo.sixtyfourbit) {
2028 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr);
2029 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr);
2030 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
2031 } else {
2032 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr);
2033 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length;
2034 }
2035 }
2036 if (sense_length) {
2037 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__,
2038 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid,
2039 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]);
2040 } else {
2041 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid,
2042 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid);
2043 }
2044 atp->state = ATPD_STATE_LAST_CTIO;
2045 }
2046
2047 if (xfrlen != 0) {
2048 cto->ct_flags |= CT2_FLAG_MODE0;
2049 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
2050 cto->ct_flags |= CT2_DATA_IN;
2051 } else {
2052 cto->ct_flags |= CT2_DATA_OUT;
2053 }
2054
2055 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit;
2056 cto->rsp.m0.ct_xfrlen = xfrlen;
2057
2058 if (sendstatus) {
2059 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen;
2060 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) {
2061 cto->ct_flags |= CT2_SENDSTATUS;
2062 atp->state = ATPD_STATE_LAST_CTIO;
2063 if (fctape) {
2064 cto->ct_flags |= CT2_CONFIRM;
2065 }
2066 } else {
2067 atp->sendst = 1; /* send status later */
2068 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM;
2069 atp->state = ATPD_STATE_CTIO;
2070 }
2071 } else {
2072 atp->state = ATPD_STATE_CTIO;
2073 }
2074 }
2075 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid,
2076 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered);
2077 } else {
2078 ct_entry_t *cto = (ct_entry_t *) local;
2079
2080 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO;
2081 cto->ct_header.rqs_entry_count = 1;
2082 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM;
2083 ATPD_SET_SEQNO(cto, atp);
2084 cto->ct_iid = cso->init_id;
2085 cto->ct_iid |= XS_CHANNEL(ccb) << 7;
2086 cto->ct_tgt = ccb->ccb_h.target_id;
2087 cto->ct_lun = ccb->ccb_h.target_lun;
2088 cto->ct_fwhandle = cso->tag_id;
2089 if (atp->rxid) {
2090 cto->ct_tag_val = atp->rxid;
2091 cto->ct_flags |= CT_TQAE;
2092 }
2093 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
2094 cto->ct_flags |= CT_NODISC;
2095 }
2096 if (cso->dxfer_len == 0) {
2097 cto->ct_flags |= CT_NO_DATA;
2098 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
2099 cto->ct_flags |= CT_DATA_IN;
2100 } else {
2101 cto->ct_flags |= CT_DATA_OUT;
2102 }
2103 if (ccb->ccb_h.flags & CAM_SEND_STATUS) {
2104 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR;
2105 cto->ct_scsi_status = cso->scsi_status;
2106 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit - xfrlen;
2107 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d scsi status %x resid %d tag_id %x", __func__,
2108 cto->ct_fwhandle, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), cso->scsi_status, cso->resid, cso->tag_id);
2109 }
2110 ccb->ccb_h.flags &= ~CAM_SEND_SENSE;
2111 cto->ct_timeout = 10;
2112 }
2113
2114 if (isp_get_pcmd(isp, ccb)) {
2115 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n");
2116 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
2117 break;
2118 }
2119 if (isp_allocate_xs_tgt(isp, ccb, &handle)) {
2120 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__);
2121 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
2122 isp_free_pcmd(isp, ccb);
2123 break;
2124 }
2125 atp->bytes_in_transit += xfrlen;
2126 PISP_PCMD(ccb)->datalen = xfrlen;
2127
2128
2129 /*
2130 * Call the dma setup routines for this entry (and any subsequent
2131 * CTIOs) if there's data to move, and then tell the f/w it's got
2132 * new things to play with. As with isp_start's usage of DMA setup,
2133 * any swizzling is done in the machine dependent layer. Because
2134 * of this, we put the request onto the queue area first in native
2135 * format.
2136 */
2137
2138 if (IS_24XX(isp)) {
2139 ct7_entry_t *cto = (ct7_entry_t *) local;
2140 cto->ct_syshandle = handle;
2141 } else if (IS_FC(isp)) {
2142 ct2_entry_t *cto = (ct2_entry_t *) local;
2143 cto->ct_syshandle = handle;
2144 } else {
2145 ct_entry_t *cto = (ct_entry_t *) local;
2146 cto->ct_syshandle = handle;
2147 }
2148
2149 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local);
2150 if (dmaresult != CMD_QUEUED) {
2151 isp_destroy_tgt_handle(isp, handle);
2152 isp_free_pcmd(isp, ccb);
2153 if (dmaresult == CMD_EAGAIN) {
2154 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe);
2155 break;
2156 }
2157 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
2158 xpt_done(ccb);
2159 continue;
2160 }
2161 isp->isp_nactive++;
2162 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED;
2163 if (xfrlen) {
2164 ccb->ccb_h.spriv_field0 = atp->bytes_xfered;
2165 } else {
2166 ccb->ccb_h.spriv_field0 = ~0;
2167 }
2168 atp->ctcnt++;
2169 atp->seqno++;
2170 }
2171 rls_lun_statep(isp, tptr);
2172}
2173
2174static void
2175isp_refire_putback_atio(void *arg)
2176{
2177 union ccb *ccb = arg;
2178
2179 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb));
2180 isp_target_putback_atio(ccb);
2181}
2182
2183static void
2184isp_refire_notify_ack(void *arg)
2185{
2186 isp_tna_t *tp = arg;
2187 ispsoftc_t *isp = tp->isp;
2188
2189 ISP_ASSERT_LOCKED(isp);
2190 if (isp_notify_ack(isp, tp->not)) {
2191 callout_schedule(&tp->timer, 5);
2192 } else {
2193 free(tp, M_DEVBUF);
2194 }
2195}
2196
2197
2198static void
2199isp_target_putback_atio(union ccb *ccb)
2200{
2201 ispsoftc_t *isp;
2202 struct ccb_scsiio *cso;
2203 void *qe;
2204
2205 isp = XS_ISP(ccb);
2206
2207 qe = isp_getrqentry(isp);
2208 if (qe == NULL) {
2209 xpt_print(ccb->ccb_h.path,
2210 "%s: Request Queue Overflow\n", __func__);
2211 callout_reset(&PISP_PCMD(ccb)->wdog, 10,
2212 isp_refire_putback_atio, ccb);
2213 return;
2214 }
2215 memset(qe, 0, QENTRY_LEN);
2216 cso = &ccb->csio;
2217 if (IS_FC(isp)) {
2218 at2_entry_t local, *at = &local;
2219 ISP_MEMZERO(at, sizeof (at2_entry_t));
2220 at->at_header.rqs_entry_type = RQSTYPE_ATIO2;
2221 at->at_header.rqs_entry_count = 1;
2222 if (ISP_CAP_SCCFW(isp)) {
2223 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun;
2224 } else {
2225 at->at_lun = (uint8_t) ccb->ccb_h.target_lun;
2226 }
2227 at->at_status = CT_OK;
2228 at->at_rxid = cso->tag_id;
2229 at->at_iid = cso->ccb_h.target_id;
2230 isp_put_atio2(isp, at, qe);
2231 } else {
2232 at_entry_t local, *at = &local;
2233 ISP_MEMZERO(at, sizeof (at_entry_t));
2234 at->at_header.rqs_entry_type = RQSTYPE_ATIO;
2235 at->at_header.rqs_entry_count = 1;
2236 at->at_iid = cso->init_id;
2237 at->at_iid |= XS_CHANNEL(ccb) << 7;
2238 at->at_tgt = cso->ccb_h.target_id;
2239 at->at_lun = cso->ccb_h.target_lun;
2240 at->at_status = CT_OK;
2241 at->at_tag_val = AT_GET_TAG(cso->tag_id);
2242 at->at_handle = AT_GET_HANDLE(cso->tag_id);
2243 isp_put_atio(isp, at, qe);
2244 }
2245 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe);
2246 ISP_SYNC_REQUEST(isp);
2247 isp_complete_ctio(ccb);
2248}
2249
2250static void
2251isp_complete_ctio(union ccb *ccb)
2252{
2253 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
2254 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2255 xpt_done(ccb);
2256 }
2257}
2258
2259/*
2260 * Handle ATIO stuff that the generic code can't.
2261 * This means handling CDBs.
2262 */
2263
2264static void
2265isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep)
2266{
2267 tstate_t *tptr;
2268 int status, bus;
2269 struct ccb_accept_tio *atiop;
2270 atio_private_data_t *atp;
2271
2272 /*
2273 * The firmware status (except for the QLTM_SVALID bit)
2274 * indicates why this ATIO was sent to us.
2275 *
2276 * If QLTM_SVALID is set, the firmware has recommended Sense Data.
2277 *
2278 * If the DISCONNECTS DISABLED bit is set in the flags field,
2279 * we're still connected on the SCSI bus.
2280 */
2281 status = aep->at_status;
2282 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) {
2283 /*
2284 * Bus Phase Sequence error. We should have sense data
2285 * suggested by the f/w. I'm not sure quite yet what
2286 * to do about this for CAM.
2287 */
2288 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR");
2289 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
2290 return;
2291 }
2292 if ((status & ~QLTM_SVALID) != AT_CDB) {
2293 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status);
2294 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
2295 return;
2296 }
2297
2298 bus = GET_BUS_VAL(aep->at_iid);
2299 tptr = get_lun_statep(isp, bus, aep->at_lun);
2300 if (tptr == NULL) {
2301 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD);
2302 if (tptr == NULL) {
2303 /*
2304 * Because we can't autofeed sense data back with
2305 * a command for parallel SCSI, we can't give back
2306 * a CHECK CONDITION. We'll give back a BUSY status
2307 * instead. This works out okay because the only
2308 * time we should, in fact, get this, is in the
2309 * case that somebody configured us without the
2310 * blackhole driver, so they get what they deserve.
2311 */
2312 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
2313 return;
2314 }
2315 }
2316
2317 atp = isp_get_atpd(isp, tptr, aep->at_handle);
2318 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
2319 if (atiop == NULL || atp == NULL) {
2320 /*
2321 * Because we can't autofeed sense data back with
2322 * a command for parallel SCSI, we can't give back
2323 * a CHECK CONDITION. We'll give back a QUEUE FULL status
2324 * instead. This works out okay because the only time we
2325 * should, in fact, get this, is in the case that we've
2326 * run out of ATIOS.
2327 */
2328 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" :
2329 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid);
2330 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
2331 if (atp) {
2332 isp_put_atpd(isp, tptr, atp);
2333 }
2334 rls_lun_statep(isp, tptr);
2335 return;
2336 }
2337 atp->rxid = aep->at_tag_val;
2338 atp->state = ATPD_STATE_ATIO;
2339 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
2340 tptr->atio_count--;
2341 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
2342 atiop->ccb_h.target_id = aep->at_tgt;
2343 atiop->ccb_h.target_lun = aep->at_lun;
2344 if (aep->at_flags & AT_NODISC) {
2345 atiop->ccb_h.flags |= CAM_DIS_DISCONNECT;
2346 } else {
2347 atiop->ccb_h.flags &= ~CAM_DIS_DISCONNECT;
2348 }
2349
2350 if (status & QLTM_SVALID) {
2351 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data));
2352 atiop->sense_len = amt;
2353 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt);
2354 } else {
2355 atiop->sense_len = 0;
2356 }
2357
2358 atiop->init_id = GET_IID_VAL(aep->at_iid);
2359 atiop->cdb_len = aep->at_cdblen;
2360 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen);
2361 atiop->ccb_h.status = CAM_CDB_RECVD;
2362 /*
2363 * Construct a tag 'id' based upon tag value (which may be 0..255)
2364 * and the handle (which we have to preserve).
2365 */
2366 atiop->tag_id = atp->tag;
2367 if (aep->at_flags & AT_TQAE) {
2368 atiop->tag_action = aep->at_tag_type;
2369 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID;
2370 }
2371 atp->orig_datalen = 0;
2372 atp->bytes_xfered = 0;
2373 atp->lun = aep->at_lun;
2374 atp->nphdl = aep->at_iid;
2375 atp->portid = PORT_NONE;
2376 atp->oxid = 0;
2377 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
2378 atp->tattr = aep->at_tag_type;
2379 atp->state = ATPD_STATE_CAM;
2380 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun);
2381 rls_lun_statep(isp, tptr);
2382}
2383
2384static void
2385isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep)
2386{
2387 lun_id_t lun;
2388 fcportdb_t *lp;
2389 tstate_t *tptr;
2390 struct ccb_accept_tio *atiop;
2391 uint16_t nphdl;
2392 atio_private_data_t *atp;
2393 inot_private_data_t *ntp;
2394
2395 /*
2396 * The firmware status (except for the QLTM_SVALID bit)
2397 * indicates why this ATIO was sent to us.
2398 *
2399 * If QLTM_SVALID is set, the firmware has recommended Sense Data.
2400 */
2401 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) {
2402 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status);
2403 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
2404 return;
2405 }
2406
2407 if (ISP_CAP_SCCFW(isp)) {
2408 lun = aep->at_scclun;
2409 } else {
2410 lun = aep->at_lun;
2411 }
2412 if (ISP_CAP_2KLOGIN(isp)) {
2413 nphdl = ((at2e_entry_t *)aep)->at_iid;
2414 } else {
2415 nphdl = aep->at_iid;
2416 }
2417 tptr = get_lun_statep(isp, 0, lun);
2418 if (tptr == NULL) {
2419 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
2420 if (tptr == NULL) {
2421 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun);
2422 if (lun == 0) {
2423 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0);
2424 } else {
2425 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
2426 }
2427 return;
2428 }
2429 }
2430
2431 /*
2432 * Start any commands pending resources first.
2433 */
2434 if (tptr->restart_queue) {
2435 inot_private_data_t *restart_queue = tptr->restart_queue;
2436 tptr->restart_queue = NULL;
2437 while (restart_queue) {
2438 ntp = restart_queue;
2439 restart_queue = ntp->rd.nt.nt_hba;
2440 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid);
2441 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data);
2442 isp_put_ntpd(isp, tptr, ntp);
2443 /*
2444 * If a recursion caused the restart queue to start to fill again,
2445 * stop and splice the new list on top of the old list and restore
2446 * it and go to noresrc.
2447 */
2448 if (tptr->restart_queue) {
2449 ntp = tptr->restart_queue;
2450 tptr->restart_queue = restart_queue;
2451 while (restart_queue->rd.nt.nt_hba) {
2452 restart_queue = restart_queue->rd.nt.nt_hba;
2453 }
2454 restart_queue->rd.nt.nt_hba = ntp;
2455 goto noresrc;
2456 }
2457 }
2458 }
2459
2460 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
2461 if (atiop == NULL) {
2462 goto noresrc;
2463 }
2464
2465 atp = isp_get_atpd(isp, tptr, aep->at_rxid);
2466 if (atp == NULL) {
2467 goto noresrc;
2468 }
2469
2470 atp->state = ATPD_STATE_ATIO;
2471 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
2472 tptr->atio_count--;
2473 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count);
2474 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid;
2475 atiop->ccb_h.target_lun = lun;
2476
2477 /*
2478 * We don't get 'suggested' sense data as we do with SCSI cards.
2479 */
2480 atiop->sense_len = 0;
2481 if (ISP_CAP_2KLOGIN(isp)) {
2482 /*
2483 * NB: We could not possibly have 2K logins if we
2484 * NB: also did not have SCC FW.
2485 */
2486 atiop->init_id = ((at2e_entry_t *)aep)->at_iid;
2487 } else {
2488 atiop->init_id = aep->at_iid;
2489 }
2490
2491 /*
2492 * If we're not in the port database, add ourselves.
2493 */
2494 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) {
2495 uint64_t iid =
2496 (((uint64_t) aep->at_wwpn[0]) << 48) |
2497 (((uint64_t) aep->at_wwpn[1]) << 32) |
2498 (((uint64_t) aep->at_wwpn[2]) << 16) |
2499 (((uint64_t) aep->at_wwpn[3]) << 0);
2500 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0);
2501 }
2502 atiop->cdb_len = ATIO2_CDBLEN;
2503 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN);
2504 atiop->ccb_h.status = CAM_CDB_RECVD;
2505 atiop->tag_id = atp->tag;
2506 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) {
2507 case ATIO2_TC_ATTR_SIMPLEQ:
2508 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
2509 atiop->tag_action = MSG_SIMPLE_Q_TAG;
2510 break;
2511 case ATIO2_TC_ATTR_HEADOFQ:
2512 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
2513 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
2514 break;
2515 case ATIO2_TC_ATTR_ORDERED:
2516 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
2517 atiop->tag_action = MSG_ORDERED_Q_TAG;
2518 break;
2519 case ATIO2_TC_ATTR_ACAQ: /* ?? */
2520 case ATIO2_TC_ATTR_UNTAGGED:
2521 default:
2522 atiop->tag_action = 0;
2523 break;
2524 }
2525
2526 atp->orig_datalen = aep->at_datalen;
2527 atp->bytes_xfered = 0;
2528 atp->lun = lun;
2529 atp->nphdl = atiop->init_id;
2530 atp->sid = PORT_ANY;
2531 atp->oxid = aep->at_oxid;
2532 atp->cdb0 = aep->at_cdb[0];
2533 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK;
2534 atp->state = ATPD_STATE_CAM;
2535 xpt_done((union ccb *)atiop);
2536 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen);
2537 rls_lun_statep(isp, tptr);
2538 return;
2539noresrc:
2540 ntp = isp_get_ntpd(isp, tptr);
2541 if (ntp == NULL) {
2542 rls_lun_statep(isp, tptr);
2543 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0);
2544 return;
2545 }
2546 memcpy(ntp->rd.data, aep, QENTRY_LEN);
2547 ntp->rd.nt.nt_hba = tptr->restart_queue;
2548 tptr->restart_queue = ntp;
2549 rls_lun_statep(isp, tptr);
2550}
2551
2552static void
2553isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep)
2554{
2555 int cdbxlen;
2556 uint16_t lun, chan, nphdl = NIL_HANDLE;
2557 uint32_t did, sid;
2558 uint64_t wwn = INI_NONE;
2559 fcportdb_t *lp;
2560 tstate_t *tptr;
2561 struct ccb_accept_tio *atiop;
2562 atio_private_data_t *atp = NULL;
2563 atio_private_data_t *oatp;
2564 inot_private_data_t *ntp;
2565
2566 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2];
2567 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
2568 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1];
2569
2570 /*
2571 * Find the N-port handle, and Virtual Port Index for this command.
2572 *
2573 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information.
2574 * We also, as a matter of course, need to know the WWN of the initiator too.
2575 */
2576 if (ISP_CAP_MULTI_ID(isp)) {
2577 /*
2578 * Find the right channel based upon D_ID
2579 */
2580 isp_find_chan_by_did(isp, did, &chan);
2581
2582 if (chan == ISP_NOCHAN) {
2583 NANOTIME_T now;
2584
2585 /*
2586 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup
2587 * It's a bit tricky here as we need to stash this command *somewhere*.
2588 */
2589 GET_NANOTIME(&now);
2590 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) {
2591 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did);
2592 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0);
2593 return;
2594 }
2595 tptr = get_lun_statep(isp, 0, 0);
2596 if (tptr == NULL) {
2597 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
2598 if (tptr == NULL) {
2599 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);
2600 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0);
2601 return;
2602 }
2603 }
2604 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did);
2605 goto noresrc;
2606 }
2607 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);
2608 } else {
2609 chan = 0;
2610 }
2611
2612 /*
2613 * Find the PDB entry for this initiator
2614 */
2615 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) {
2616 /*
2617 * If we're not in the port database terminate the exchange.
2618 */
2619 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",
2620 __func__, aep->at_rxid, did, chan, sid);
2621 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0);
2622 return;
2623 }
2624 nphdl = lp->handle;
2625 wwn = lp->port_wwn;
2626
2627 /*
2628 * Get the tstate pointer
2629 */
2630 tptr = get_lun_statep(isp, chan, lun);
2631 if (tptr == NULL) {
2632 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD);
2633 if (tptr == NULL) {
2634 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun);
2635 if (lun == 0) {
2636 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0);
2637 } else {
2638 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0);
2639 }
2640 return;
2641 }
2642 }
2643
2644 /*
2645 * Start any commands pending resources first.
2646 */
2647 if (tptr->restart_queue) {
2648 inot_private_data_t *restart_queue = tptr->restart_queue;
2649 tptr->restart_queue = NULL;
2650 while (restart_queue) {
2651 ntp = restart_queue;
2652 restart_queue = ntp->rd.nt.nt_hba;
2653 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid);
2654 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data);
2655 isp_put_ntpd(isp, tptr, ntp);
2656 /*
2657 * If a recursion caused the restart queue to start to fill again,
2658 * stop and splice the new list on top of the old list and restore
2659 * it and go to noresrc.
2660 */
2661 if (tptr->restart_queue) {
2662 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__);
2663 if (restart_queue) {
2664 ntp = tptr->restart_queue;
2665 tptr->restart_queue = restart_queue;
2666 while (restart_queue->rd.nt.nt_hba) {
2667 restart_queue = restart_queue->rd.nt.nt_hba;
2668 }
2669 restart_queue->rd.nt.nt_hba = ntp;
2670 }
2671 goto noresrc;
2672 }
2673 }
2674 }
2675
2676 /*
2677 * If the f/w is out of resources, just send a BUSY status back.
2678 */
2679 if (aep->at_rxid == AT7_NORESRC_RXID) {
2680 rls_lun_statep(isp, tptr);
2681 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0);
2682 return;
2683 }
2684
2685 /*
2686 * If we're out of resources, just send a BUSY status back.
2687 */
2688 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios);
2689 if (atiop == NULL) {
2690 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid);
2691 goto noresrc;
2692 }
2693
2694 oatp = isp_find_atpd(isp, tptr, aep->at_rxid);
2695 if (oatp) {
2696 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x) oatp state %d",
2697 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state);
2698 /*
2699 * It's not a "no resource" condition- but we can treat it like one
2700 */
2701 goto noresrc;
2702 }
2703 atp = isp_get_atpd(isp, tptr, aep->at_rxid);
2704 if (atp == NULL) {
2705 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid);
2706 goto noresrc;
2707 }
2708 atp->word3 = lp->prli_word3;
2709 atp->state = ATPD_STATE_ATIO;
2710 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle);
2711 tptr->atio_count--;
2712 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count);
2713 atiop->init_id = nphdl;
2714 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid;
2715 atiop->ccb_h.target_lun = lun;
2716 atiop->sense_len = 0;
2717 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT;
2718 if (cdbxlen) {
2719 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored");
2720 }
2721 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb);
2722 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen);
2723 atiop->cdb_len = cdbxlen;
2724 atiop->ccb_h.status = CAM_CDB_RECVD;
2725 atiop->tag_id = atp->tag;
2726 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) {
2727 case FCP_CMND_TASK_ATTR_SIMPLE:
2728 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
2729 atiop->tag_action = MSG_SIMPLE_Q_TAG;
2730 break;
2731 case FCP_CMND_TASK_ATTR_HEAD:
2732 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
2733 atiop->tag_action = MSG_HEAD_OF_Q_TAG;
2734 break;
2735 case FCP_CMND_TASK_ATTR_ORDERED:
2736 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
2737 atiop->tag_action = MSG_ORDERED_Q_TAG;
2738 break;
2739 default:
2740 /* FALLTHROUGH */
2741 case FCP_CMND_TASK_ATTR_ACA:
2742 case FCP_CMND_TASK_ATTR_UNTAGGED:
2743 atiop->tag_action = 0;
2744 break;
2745 }
2746 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl;
2747 atp->bytes_xfered = 0;
2748 atp->lun = lun;
2749 atp->nphdl = nphdl;
2750 atp->portid = sid;
2751 atp->oxid = aep->at_hdr.ox_id;
2752 atp->rxid = aep->at_hdr.rx_id;
2753 atp->cdb0 = atiop->cdb_io.cdb_bytes[0];
2754 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK;
2755 atp->state = ATPD_STATE_CAM;
2756 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen);
2757 xpt_done((union ccb *)atiop);
2758 rls_lun_statep(isp, tptr);
2759 return;
2760noresrc:
2761 if (atp) {
2762 isp_put_atpd(isp, tptr, atp);
2763 }
2764 ntp = isp_get_ntpd(isp, tptr);
2765 if (ntp == NULL) {
2766 rls_lun_statep(isp, tptr);
2767 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0);
2768 return;
2769 }
2770 memcpy(ntp->rd.data, aep, QENTRY_LEN);
2771 ntp->rd.nt.nt_hba = tptr->restart_queue;
2772 tptr->restart_queue = ntp;
2773 rls_lun_statep(isp, tptr);
2774}
2775
2776
2777/*
2778 * Handle starting an SRR (sequence retransmit request)
2779 * We get here when we've gotten the immediate notify
2780 * and the return of all outstanding CTIOs for this
2781 * transaction.
2782 */
2783static void
2784isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp)
2785{
2786 in_fcentry_24xx_t *inot;
2787 uint32_t srr_off, ccb_off, ccb_len, ccb_end;
2788 union ccb *ccb;
2789
2790 inot = (in_fcentry_24xx_t *)atp->srr;
2791 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16);
2792 ccb = atp->srr_ccb;
2793 atp->srr_ccb = NULL;
2794 atp->nsrr++;
2795 if (ccb == NULL) {
2796 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag);
2797 goto fail;
2798 }
2799
2800 ccb_off = ccb->ccb_h.spriv_field0;
2801 ccb_len = ccb->csio.dxfer_len;
2802 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len;
2803
2804 switch (inot->in_srr_iu) {
2805 case R_CTL_INFO_SOLICITED_DATA:
2806 /*
2807 * We have to restart a FCP_DATA data out transaction
2808 */
2809 atp->sendst = 0;
2810 atp->bytes_xfered = srr_off;
2811 if (ccb_len == 0) {
2812 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off);
2813 goto mdp;
2814 }
2815 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) {
2816 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end);
2817 goto mdp;
2818 }
2819 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end);
2820 break;
2821 case R_CTL_INFO_COMMAND_STATUS:
2822 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag);
2823 atp->sendst = 1;
2824 /*
2825 * We have to restart a FCP_RSP IU transaction
2826 */
2827 break;
2828 case R_CTL_INFO_DATA_DESCRIPTOR:
2829 /*
2830 * We have to restart an FCP DATA in transaction
2831 */
2832 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping");
2833 goto fail;
2834
2835 default:
2836 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu);
2837 goto fail;
2838 }
2839
2840 /*
2841 * We can't do anything until this is acked, so we might as well start it now.
2842 * We aren't going to do the usual asynchronous ack issue because we need
2843 * to make sure this gets on the wire first.
2844 */
2845 if (isp_notify_ack(isp, inot)) {
2846 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose");
2847 goto fail;
2848 }
2849 isp_target_start_ctio(isp, ccb, FROM_SRR);
2850 return;
2851fail:
2852 inot->in_reserved = 1;
2853 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2854 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2855 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
2856 isp_complete_ctio(ccb);
2857 return;
2858mdp:
2859 if (isp_notify_ack(isp, inot)) {
2860 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose");
2861 goto fail;
2862 }
2863 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2864 ccb->ccb_h.status = CAM_MESSAGE_RECV;
2865 /*
2866 * This is not a strict interpretation of MDP, but it's close
2867 */
2868 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16];
2869 ccb->csio.msg_len = 7;
2870 ccb->csio.msg_ptr[0] = MSG_EXTENDED;
2871 ccb->csio.msg_ptr[1] = 5;
2872 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */
2873 ccb->csio.msg_ptr[3] = srr_off >> 24;
2874 ccb->csio.msg_ptr[4] = srr_off >> 16;
2875 ccb->csio.msg_ptr[5] = srr_off >> 8;
2876 ccb->csio.msg_ptr[6] = srr_off;
2877 isp_complete_ctio(ccb);
2878}
2879
2880
2881static void
2882isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw)
2883{
2884 tstate_t *tptr;
2885 in_fcentry_24xx_t *inot = inot_raw;
2886 atio_private_data_t *atp;
2887 uint32_t tag = inot->in_rxid;
2888 uint32_t bus = inot->in_vpidx;
2889
2890 if (!IS_24XX(isp)) {
2891 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw);
2892 return;
2893 }
2894
2895 tptr = get_lun_statep_from_tag(isp, bus, tag);
2896 if (tptr == NULL) {
2897 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag);
2898 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2899 return;
2900 }
2901 atp = isp_find_atpd(isp, tptr, tag);
2902 if (atp == NULL) {
2903 rls_lun_statep(isp, tptr);
2904 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag);
2905 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
2906 return;
2907 }
2908 atp->srr_notify_rcvd = 1;
2909 memcpy(atp->srr, inot, sizeof (atp->srr));
2910 isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu,
2911 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16));
2912 if (atp->srr_ccb)
2913 isp_handle_srr_start(isp, tptr, atp);
2914 rls_lun_statep(isp, tptr);
2915}
2916
2917static void
2918isp_handle_platform_ctio(ispsoftc_t *isp, void *arg)
2919{
2920 union ccb *ccb;
2921 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0;
2922 tstate_t *tptr = NULL;
2923 atio_private_data_t *atp = NULL;
2924 int bus;
2925 uint32_t handle, moved_data = 0, data_requested;
2926
2927 /*
2928 * CTIO handles are 16 bits.
2929 * CTIO2 and CTIO7 are 32 bits.
2930 */
2931
2932 if (IS_SCSI(isp)) {
2933 handle = ((ct_entry_t *)arg)->ct_syshandle;
2934 } else {
2935 handle = ((ct2_entry_t *)arg)->ct_syshandle;
2936 }
2937 ccb = isp_find_xs_tgt(isp, handle);
2938 if (ccb == NULL) {
2939 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg);
2940 return;
2941 }
2942 isp_destroy_tgt_handle(isp, handle);
2943 data_requested = PISP_PCMD(ccb)->datalen;
2944 isp_free_pcmd(isp, ccb);
2945 if (isp->isp_nactive) {
2946 isp->isp_nactive--;
2947 }
2948
2949 bus = XS_CHANNEL(ccb);
2950 tptr = get_lun_statep(isp, bus, XS_LUN(ccb));
2951 if (tptr == NULL) {
2952 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD);
2953 }
2954 if (tptr == NULL) {
2955 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id);
2956 return;
2957 }
2958
2959 if (IS_24XX(isp)) {
2960 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid);
2961 } else if (IS_FC(isp)) {
2962 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid);
2963 } else {
2964 atp = isp_find_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle);
2965 }
2966 if (atp == NULL) {
2967 /*
2968 * XXX: isp_clear_commands() generates fake CTIO with zero
2969 * ct_rxid value, filling only ct_syshandle. Workaround
2970 * that using tag_id from the CCB, pointed by ct_syshandle.
2971 */
2972 atp = isp_find_atpd(isp, tptr, ccb->csio.tag_id);
2973 }
2974 if (atp == NULL) {
2975 rls_lun_statep(isp, tptr);
2976 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id);
2977 return;
2978 }
2979 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero"));
2980 atp->bytes_in_transit -= data_requested;
2981 atp->ctcnt -= 1;
2982 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
2983
2984 if (IS_24XX(isp)) {
2985 ct7_entry_t *ct = arg;
2986
2987 if (ct->ct_nphdl == CT7_SRR) {
2988 atp->srr_ccb = ccb;
2989 if (atp->srr_notify_rcvd)
2990 isp_handle_srr_start(isp, tptr, atp);
2991 rls_lun_statep(isp, tptr);
2992 return;
2993 }
2994 if (ct->ct_nphdl == CT_HBA_RESET) {
2995 failure = CAM_UNREC_HBA_ERROR;
2996 } else {
2997 sentstatus = ct->ct_flags & CT7_SENDSTATUS;
2998 ok = (ct->ct_nphdl == CT7_OK);
2999 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
3000 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) {
3001 resid = ct->ct_resid;
3002 moved_data = data_requested - resid;
3003 }
3004 }
3005 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct),
3006 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
3007 } else if (IS_FC(isp)) {
3008 ct2_entry_t *ct = arg;
3009 if (ct->ct_status == CT_SRR) {
3010 atp->srr_ccb = ccb;
3011 if (atp->srr_notify_rcvd)
3012 isp_handle_srr_start(isp, tptr, atp);
3013 rls_lun_statep(isp, tptr);
3014 isp_target_putback_atio(ccb);
3015 return;
3016 }
3017 if (ct->ct_status == CT_HBA_RESET) {
3018 failure = CAM_UNREC_HBA_ERROR;
3019 } else {
3020 sentstatus = ct->ct_flags & CT2_SENDSTATUS;
3021 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
3022 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
3023 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) {
3024 resid = ct->ct_resid;
3025 moved_data = data_requested - resid;
3026 }
3027 }
3028 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct),
3029 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID");
3030 } else {
3031 ct_entry_t *ct = arg;
3032
3033 if (ct->ct_status == (CT_HBA_RESET & 0xff)) {
3034 failure = CAM_UNREC_HBA_ERROR;
3035 } else {
3036 sentstatus = ct->ct_flags & CT_SENDSTATUS;
3037 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK;
3038 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0;
3039 }
3040 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) {
3041 resid = ct->ct_resid;
3042 moved_data = data_requested - resid;
3043 }
3044 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, ct->ct_fwhandle, ATPD_GET_SEQNO(ct),
3045 notify_cam, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID");
3046 }
3047 if (ok) {
3048 if (moved_data) {
3049 atp->bytes_xfered += moved_data;
3050 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit;
3051 }
3052 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) {
3053 ccb->ccb_h.status |= CAM_SENT_SENSE;
3054 }
3055 ccb->ccb_h.status |= CAM_REQ_CMP;
3056 } else {
3057 notify_cam = 1;
3058 if (failure == CAM_UNREC_HBA_ERROR)
3059 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR;
3060 else
3061 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
3062 }
3063 atp->state = ATPD_STATE_PDON;
3064 rls_lun_statep(isp, tptr);
3065
3066 /*
3067 * We never *not* notify CAM when there has been any error (ok == 0),
3068 * so we never need to do an ATIO putback if we're not notifying CAM.
3069 */
3070 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)",
3071 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0);
3072 if (notify_cam == 0) {
3073 if (atp->sendst) {
3074 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE);
3075 }
3076 return;
3077 }
3078
3079 /*
3080 * We're telling CAM we're done with this CTIO transaction.
3081 *
3082 * 24XX cards never need an ATIO put back.
3083 *
3084 * Other cards need one put back only on error.
3085 * In the latter case, a timeout will re-fire
3086 * and try again in case we didn't have
3087 * queue resources to do so at first. In any case,
3088 * once the putback is done we do the completion
3089 * call.
3090 */
3091 if (ok || IS_24XX(isp)) {
3092 isp_complete_ctio(ccb);
3093 } else {
3094 isp_target_putback_atio(ccb);
3095 }
3096}
3097
3098static void
3099isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot)
3100{
3101 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
3102}
3103
3104static void
3105isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp)
3106{
3107 int needack = 1;
3108 switch (inp->in_status) {
3109 case IN_PORT_LOGOUT:
3110 /*
3111 * XXX: Need to delete this initiator's WWN from the database
3112 * XXX: Need to send this LOGOUT upstream
3113 */
3114 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid);
3115 break;
3116 case IN_PORT_CHANGED:
3117 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid);
3118 break;
3119 case IN_GLOBAL_LOGO:
3120 isp_del_all_wwn_entries(isp, 0);
3121 isp_prt(isp, ISP_LOGINFO, "all ports logged out");
3122 break;
3123 case IN_ABORT_TASK:
3124 {
3125 tstate_t *tptr;
3126 uint16_t lun;
3127 uint32_t loopid;
3128 uint64_t wwn;
3129 atio_private_data_t *atp;
3130 fcportdb_t *lp;
3131 struct ccb_immediate_notify *inot = NULL;
3132
3133 if (ISP_CAP_SCCFW(isp)) {
3134 lun = inp->in_scclun;
3135 } else {
3136 lun = inp->in_lun;
3137 }
3138 if (ISP_CAP_2KLOGIN(isp)) {
3139 loopid = ((in_fcentry_e_t *)inp)->in_iid;
3140 } else {
3141 loopid = inp->in_iid;
3142 }
3143 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) {
3144 wwn = lp->port_wwn;
3145 } else {
3146 wwn = INI_ANY;
3147 }
3148 tptr = get_lun_statep(isp, 0, lun);
3149 if (tptr == NULL) {
3150 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD);
3151 if (tptr == NULL) {
3152 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun);
3153 return;
3154 }
3155 }
3156 atp = isp_find_atpd(isp, tptr, inp->in_seqid);
3157
3158 if (atp) {
3159 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
3160 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state);
3161 if (inot) {
3162 tptr->inot_count--;
3163 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
3164 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count);
3165 } else {
3166 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n");
3167 }
3168 } else {
3169 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn);
3170 }
3171 if (inot) {
3172 isp_notify_t tmp, *nt = &tmp;
3173 ISP_MEMZERO(nt, sizeof (isp_notify_t));
3174 nt->nt_hba = isp;
3175 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn;
3176 nt->nt_wwn = wwn;
3177 nt->nt_nphdl = loopid;
3178 nt->nt_sid = PORT_ANY;
3179 nt->nt_did = PORT_ANY;
3180 nt->nt_lun = lun;
3181 nt->nt_need_ack = 1;
3182 nt->nt_channel = 0;
3183 nt->nt_ncode = NT_ABORT_TASK;
3184 nt->nt_lreserved = inot;
3185 isp_handle_platform_target_tmf(isp, nt);
3186 needack = 0;
3187 }
3188 rls_lun_statep(isp, tptr);
3189 break;
3190 }
3191 default:
3192 break;
3193 }
3194 if (needack) {
3195 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp);
3196 }
3197}
3198
3199static void
3200isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot)
3201{
3202 uint16_t nphdl;
3203 uint16_t prli_options = 0;
3204 uint32_t portid;
3205 fcportdb_t *lp;
3206 uint8_t *ptr = NULL;
3207 uint64_t wwn;
3208
3209 nphdl = inot->in_nphdl;
3210 if (nphdl != NIL_HANDLE) {
3211 portid = inot->in_portid_hi << 16 | inot->in_portid_lo;
3212 } else {
3213 portid = PORT_ANY;
3214 }
3215
3216 switch (inot->in_status) {
3217 case IN24XX_ELS_RCVD:
3218 {
3219 char buf[16], *msg;
3220 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx);
3221
3222 /*
3223 * Note that we're just getting notification that an ELS was received
3224 * (possibly with some associated information sent upstream). This is
3225 * *not* the same as being given the ELS frame to accept or reject.
3226 */
3227 switch (inot->in_status_subcode) {
3228 case LOGO:
3229 msg = "LOGO";
3230 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) {
3231 ptr = (uint8_t *)inot; /* point to unswizzled entry! */
3232 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) |
3233 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) |
3234 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) |
3235 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) |
3236 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) |
3237 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) |
3238 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) |
3239 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7]));
3240 } else {
3241 wwn = INI_ANY;
3242 }
3243 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid);
3244 break;
3245 case PRLO:
3246 msg = "PRLO";
3247 break;
3248 case PLOGI:
3249 case PRLI:
3250 /*
3251 * Treat PRLI the same as PLOGI and make a database entry for it.
3252 */
3253 if (inot->in_status_subcode == PLOGI) {
3254 msg = "PLOGI";
3255 } else {
3256 prli_options = inot->in_prli_options;
3257 msg = "PRLI";
3258 }
3259 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) {
3260 ptr = (uint8_t *)inot; /* point to unswizzled entry! */
3261 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) |
3262 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) |
3263 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) |
3264 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) |
3265 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) |
3266 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) |
3267 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) |
3268 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7]));
3269 } else {
3270 wwn = INI_NONE;
3271 }
3272 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options);
3273 break;
3274 case PDISC:
3275 msg = "PDISC";
3276 break;
3277 case ADISC:
3278 msg = "ADISC";
3279 break;
3280 default:
3281 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode);
3282 msg = buf;
3283 break;
3284 }
3285 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) {
3286 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);
3287 break;
3288 }
3289 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,
3290 inot->in_rxid, inot->in_oxid);
3291 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
3292 break;
3293 }
3294
3295 case IN24XX_PORT_LOGOUT:
3296 ptr = "PORT LOGOUT";
3297 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) {
3298 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid);
3299 }
3300 /* FALLTHROUGH */
3301 case IN24XX_PORT_CHANGED:
3302 if (ptr == NULL) {
3303 ptr = "PORT CHANGED";
3304 }
3305 /* FALLTHROUGH */
3306 case IN24XX_LIP_RESET:
3307 if (ptr == NULL) {
3308 ptr = "LIP RESET";
3309 }
3310 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);
3311
3312 /*
3313 * All subcodes here are irrelevant. What is relevant
3314 * is that we need to terminate all active commands from
3315 * this initiator (known by N-port handle).
3316 */
3317 /* XXX IMPLEMENT XXX */
3318 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
3319 break;
3320
3321 case IN24XX_SRR_RCVD:
3322#ifdef ISP_TARGET_MODE
3323 isp_handle_srr_notify(isp, inot);
3324 break;
3325#else
3326 if (ptr == NULL) {
3327 ptr = "SRR RCVD";
3328 }
3329 /* FALLTHROUGH */
3330#endif
3331 case IN24XX_LINK_RESET:
3332 if (ptr == NULL) {
3333 ptr = "LINK RESET";
3334 }
3335 case IN24XX_LINK_FAILED:
3336 if (ptr == NULL) {
3337 ptr = "LINK FAILED";
3338 }
3339 default:
3340 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr);
3341 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot);
3342 break;
3343 }
3344}
3345
3346static int
3347isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp)
3348{
3349
3350 if (isp->isp_state != ISP_RUNSTATE) {
3351 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL);
3352 return (0);
3353 }
3354
3355 /*
3356 * This case is for a Task Management Function, which shows up as an ATIO7 entry.
3357 */
3358 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) {
3359 ct7_entry_t local, *cto = &local;
3360 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved;
3361 fcportdb_t *lp;
3362 uint32_t sid;
3363 uint16_t nphdl;
3364
3365 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2];
3366 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) {
3367 nphdl = lp->handle;
3368 } else {
3369 nphdl = NIL_HANDLE;
3370 }
3371 ISP_MEMZERO(&local, sizeof (local));
3372 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
3373 cto->ct_header.rqs_entry_count = 1;
3374 cto->ct_nphdl = nphdl;
3375 cto->ct_rxid = aep->at_rxid;
3376 cto->ct_vpidx = mp->nt_channel;
3377 cto->ct_iid_lo = sid;
3378 cto->ct_iid_hi = sid >> 16;
3379 cto->ct_oxid = aep->at_hdr.ox_id;
3380 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1;
3381 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT;
3382 return (isp_target_put_entry(isp, &local));
3383 }
3384
3385 /*
3386 * This case is for a responding to an ABTS frame
3387 */
3388 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
3389
3390 /*
3391 * Overload nt_need_ack here to mark whether we've terminated the associated command.
3392 */
3393 if (mp->nt_need_ack) {
3394 uint8_t storage[QENTRY_LEN];
3395 ct7_entry_t *cto = (ct7_entry_t *) storage;
3396 abts_t *abts = (abts_t *)mp->nt_lreserved;
3397
3398 ISP_MEMZERO(cto, sizeof (ct7_entry_t));
3399 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task);
3400 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7;
3401 cto->ct_header.rqs_entry_count = 1;
3402 cto->ct_nphdl = mp->nt_nphdl;
3403 cto->ct_rxid = abts->abts_rxid_task;
3404 cto->ct_iid_lo = mp->nt_sid;
3405 cto->ct_iid_hi = mp->nt_sid >> 16;
3406 cto->ct_oxid = abts->abts_ox_id;
3407 cto->ct_vpidx = mp->nt_channel;
3408 cto->ct_flags = CT7_NOACK|CT7_TERMINATE;
3409 if (isp_target_put_entry(isp, cto)) {
3410 return (ENOMEM);
3411 }
3412 mp->nt_need_ack = 0;
3413 }
3414 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) {
3415 return (ENOMEM);
3416 } else {
3417 return (0);
3418 }
3419 }
3420
3421 /*
3422 * Handle logout cases here
3423 */
3424 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) {
3425 isp_del_all_wwn_entries(isp, mp->nt_channel);
3426 }
3427
3428 if (mp->nt_ncode == NT_LOGOUT) {
3429 if (!IS_2100(isp) && IS_FC(isp)) {
3430 isp_del_wwn_entries(isp, mp);
3431 }
3432 }
3433
3434 /*
3435 * General purpose acknowledgement
3436 */
3437 if (mp->nt_need_ack) {
3438 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL);
3439 /*
3440 * Don't need to use the guaranteed send because the caller can retry
3441 */
3442 return (isp_notify_ack(isp, mp->nt_lreserved));
3443 }
3444 return (0);
3445}
3446
3447/*
3448 * Handle task management functions.
3449 *
3450 * We show up here with a notify structure filled out.
3451 *
3452 * The nt_lreserved tag points to the original queue entry
3453 */
3454static void
3455isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify)
3456{
3457 tstate_t *tptr;
3458 fcportdb_t *lp;
3459 struct ccb_immediate_notify *inot;
3460 inot_private_data_t *ntp = NULL;
3461 lun_id_t lun;
3462
3463 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode,
3464 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun);
3465 /*
3466 * NB: This assignment is necessary because of tricky type conversion.
3467 * XXX: This is tricky and I need to check this. If the lun isn't known
3468 * XXX: for the task management function, it does not of necessity follow
3469 * XXX: that it should go up stream to the wildcard listener.
3470 */
3471 if (notify->nt_lun == LUN_ANY) {
3472 lun = CAM_LUN_WILDCARD;
3473 } else {
3474 lun = notify->nt_lun;
3475 }
3476 tptr = get_lun_statep(isp, notify->nt_channel, lun);
3477 if (tptr == NULL) {
3478 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD);
3479 if (tptr == NULL) {
3480 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
3481 goto bad;
3482 }
3483 }
3484 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots);
3485 if (inot == NULL) {
3486 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun);
3487 goto bad;
3488 }
3489
3490 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) {
3491 inot->initiator_id = CAM_TARGET_WILDCARD;
3492 } else {
3493 inot->initiator_id = lp->handle;
3494 }
3495 inot->seq_id = notify->nt_tagval;
3496 inot->tag_id = notify->nt_tagval >> 32;
3497
3498 switch (notify->nt_ncode) {
3499 case NT_ABORT_TASK:
3500 isp_target_mark_aborted_early(isp, tptr, inot->tag_id);
3501 inot->arg = MSG_ABORT_TASK;
3502 break;
3503 case NT_ABORT_TASK_SET:
3504 isp_target_mark_aborted_early(isp, tptr, TAG_ANY);
3505 inot->arg = MSG_ABORT_TASK_SET;
3506 break;
3507 case NT_CLEAR_ACA:
3508 inot->arg = MSG_CLEAR_ACA;
3509 break;
3510 case NT_CLEAR_TASK_SET:
3511 inot->arg = MSG_CLEAR_TASK_SET;
3512 break;
3513 case NT_LUN_RESET:
3514 inot->arg = MSG_LOGICAL_UNIT_RESET;
3515 break;
3516 case NT_TARGET_RESET:
3517 inot->arg = MSG_TARGET_RESET;
3518 break;
3519 default:
3520 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun);
3521 goto bad;
3522 }
3523
3524 ntp = isp_get_ntpd(isp, tptr);
3525 if (ntp == NULL) {
3526 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__);
3527 goto bad;
3528 }
3529 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t));
3530 if (notify->nt_lreserved) {
3531 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN);
3532 ntp->rd.nt.nt_lreserved = &ntp->rd.data;
3533 }
3534 ntp->rd.seq_id = notify->nt_tagval;
3535 ntp->rd.tag_id = notify->nt_tagval >> 32;
3536
3537 tptr->inot_count--;
3538 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle);
3539 rls_lun_statep(isp, tptr);
3540 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count);
3541 inot->ccb_h.status = CAM_MESSAGE_RECV;
3542 xpt_done((union ccb *)inot);
3543 return;
3544bad:
3545 if (tptr) {
3546 rls_lun_statep(isp, tptr);
3547 }
3548 if (notify->nt_need_ack && notify->nt_lreserved) {
3549 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) {
3550 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) {
3551 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK");
3552 }
3553 } else {
3554 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved);
3555 }
3556 }
3557}
3558
3559/*
3560 * Find the associated private data and mark it as dead so
3561 * we don't try to work on it any further.
3562 */
3563static void
3564isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb)
3565{
3566 tstate_t *tptr;
3567 atio_private_data_t *atp;
3568 union ccb *accb = ccb->cab.abort_ccb;
3569
3570 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb));
3571 if (tptr == NULL) {
3572 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD);
3573 if (tptr == NULL) {
3574 ccb->ccb_h.status = CAM_REQ_INVALID;
3575 return;
3576 }
3577 }
3578
3579 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id);
3580 if (atp == NULL) {
3581 ccb->ccb_h.status = CAM_REQ_INVALID;
3582 } else {
3583 atp->dead = 1;
3584 ccb->ccb_h.status = CAM_REQ_CMP;
3585 }
3586 rls_lun_statep(isp, tptr);
3587}
3588
3589static void
3590isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id)
3591{
3592 atio_private_data_t *atp;
3593 inot_private_data_t *restart_queue = tptr->restart_queue;
3594
3595 /*
3596 * First, clean any commands pending restart
3597 */
3598 tptr->restart_queue = NULL;
3599 while (restart_queue) {
3600 uint32_t this_tag_id;
3601 inot_private_data_t *ntp = restart_queue;
3602
3603 restart_queue = ntp->rd.nt.nt_hba;
3604
3605 if (IS_24XX(isp)) {
3606 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid;
3607 } else {
3608 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid;
3609 }
3610 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) {
3611 isp_put_ntpd(isp, tptr, ntp);
3612 } else {
3613 ntp->rd.nt.nt_hba = tptr->restart_queue;
3614 tptr->restart_queue = ntp;
3615 }
3616 }
3617
3618 /*
3619 * Now mark other ones dead as well.
3620 */
3621 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) {
3622 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) {
3623 atp->dead = 1;
3624 }
3625 }
3626}
3627
3628
3629#ifdef ISP_INTERNAL_TARGET
3630//#define ISP_SEPARATE_STATUS 1
3631#define ISP_MULTI_CCBS 1
3632#if defined(ISP_MULTI_CCBS) && !defined(ISP_SEPARATE_STATUS)
3633#define ISP_SEPARATE_STATUS 1
3634#endif
3635
3636typedef struct periph_private_data_t {
3637 union ccb *ccb; /* original ATIO or Immediate Notify */
3638 unsigned long offset; /* current offset */
3639 int sequence; /* current CTIO sequence */
3640 int ctio_cnt; /* current # of ctio's outstanding */
3641 int
3642 status_sent : 1,
3643 on_queue : 1; /* on restart queue */
3644} ppd_t;
3645/*
3646 * Each ATIO we allocate will have periph private data associated with it
3647 * that maintains per-command state. This private to each ATIO.
3648 */
3649#define ATIO_PPD(ccb) ((ppd_t *)(((struct ccb_hdr *)ccb)->ppriv_ptr0))
3650/*
3651 * Each CTIO we send downstream will get a pointer to the ATIO itself
3652 * so that on completion we can retrieve that pointer.
3653 */
3654#define ccb_atio ppriv_ptr1
3655#define ccb_inot ppriv_ptr1
3656
3657/*
3658 * Each CTIO we send downstream will contain a sequence number
3659 */
3660#define CTIO_SEQ(ccb) ccb->ccb_h.ppriv_field0
3661
3662#define MAX_ISP_TARG_TRANSFER (2 << 20)
3663#define NISP_TARG_CMDS 64
3664#define NISP_TARG_NOTIFIES 64
3665#define DISK_SHIFT 9
3666#define JUNK_SIZE 256
3667#define MULTI_CCB_DATA_LIM 8192
3668//#define MULTI_CCB_DATA_CNT 64
3669#define MULTI_CCB_DATA_CNT 8
3670
3671extern u_int vm_kmem_size;
3672static int ca;
3673static uint32_t disk_size;
3674static uint8_t *disk_data = NULL;
3675static uint8_t *junk_data;
3676static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data");
3677struct isptarg_softc {
3678 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */
3679 struct isp_ccbq work_queue;
3680 struct isp_ccbq rework_queue;
3681 struct isp_ccbq running_queue;
3682 struct isp_ccbq inot_queue;
3683 struct cam_periph *periph;
3684 struct cam_path *path;
3685 ispsoftc_t *isp;
3686};
3687static periph_ctor_t isptargctor;
3688static periph_dtor_t isptargdtor;
3689static periph_start_t isptargstart;
3690static periph_init_t isptarginit;
3691static void isptarg_done(struct cam_periph *, union ccb *);
3692static void isptargasync(void *, u_int32_t, struct cam_path *, void *);
3693
3694
3695static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *);
3696
3697static struct periph_driver isptargdriver =
3698{
3699 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), 0
3700};
3701
3702static void
3703isptarginit(void)
3704{
3705}
3706
3707static void
3708isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot)
3709{
3710 struct ccb_notify_acknowledge *ack = &iccb->cna2;
3711
3712 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__,
3713 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg);
3714 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE;
3715 ack->ccb_h.flags = 0;
3716 ack->ccb_h.retry_count = 0;
3717 ack->ccb_h.cbfcnp = isptarg_done;
3718 ack->ccb_h.timeout = 0;
3719 ack->ccb_h.ccb_inot = inot;
3720 ack->tag_id = inot->tag_id;
3721 ack->seq_id = inot->seq_id;
3722 ack->initiator_id = inot->initiator_id;
3723 xpt_action(iccb);
3724}
3725
3726static void
3727isptargstart(struct cam_periph *periph, union ccb *iccb)
3728{
3729 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = {
3730 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32,
3731 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
3732 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L',
3733 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E',
3734 '0', '0', '0', '1'
3735 };
3736 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = {
3737 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32,
3738 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
3739 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M',
3740 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K',
3741 '0', '0', '0', '1'
3742 };
3743 int r, i, more = 0, last, is_data_cmd = 0, is_write;
3744 char *queue;
3745 struct isptarg_softc *softc = periph->softc;
3746 struct ccb_scsiio *csio;
3747 lun_id_t return_lun;
3748 struct ccb_accept_tio *atio;
3749 uint8_t *cdb, *ptr, status;
3750 uint8_t *data_ptr;
3751 uint32_t data_len, flags;
3752 struct ccb_hdr *ccbh;
3753
3754 mtx_assert(periph->sim->mtx, MA_OWNED);
3755 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code,
3756 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n');
3757 /*
3758 * Check for immediate notifies first
3759 */
3760 ccbh = TAILQ_FIRST(&softc->inot_queue);
3761 if (ccbh) {
3762 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe);
3763 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) {
3764 xpt_schedule(periph, 1);
3765 }
3766 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh);
3767 return;
3768 }
3769
3770 /*
3771 * Check the rework (continuation) work queue first.
3772 */
3773 ccbh = TAILQ_FIRST(&softc->rework_queue);
3774 if (ccbh) {
3775 atio = (struct ccb_accept_tio *)ccbh;
3776 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe);
3777 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue);
3778 queue = "rework";
3779 } else {
3780 ccbh = TAILQ_FIRST(&softc->work_queue);
3781 if (ccbh == NULL) {
3782 xpt_release_ccb(iccb);
3783 return;
3784 }
3785 atio = (struct ccb_accept_tio *)ccbh;
3786 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe);
3787 more = TAILQ_FIRST(&softc->work_queue) != NULL;
3788 queue = "work";
3789 }
3790 ATIO_PPD(atio)->on_queue = 0;
3791
3792 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) {
3793 panic("BAD ATIO");
3794 }
3795
3796 data_len = is_write = 0;
3797 data_ptr = NULL;
3798 csio = &iccb->csio;
3799 status = SCSI_STATUS_OK;
3800 flags = CAM_SEND_STATUS;
3801 memset(&atio->sense_data, 0, sizeof (atio->sense_data));
3802 cdb = atio->cdb_io.cdb_bytes;
3803 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from %s queue initiator 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id,
3804 queue, atio->init_id, cdb[0], ATIO_PPD(atio)->offset);
3805
3806 return_lun = XS_LUN(atio);
3807 if (return_lun != 0) {
3808 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]);
3809 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) {
3810 status = SCSI_STATUS_CHECK_COND;
3811 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR;
3812 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST;
3813 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */
3814 atio->sense_len = SSD_MIN_SIZE;
3815 }
3816 return_lun = CAM_LUN_WILDCARD;
3817 }
3818
3819 switch (cdb[0]) {
3820 case REQUEST_SENSE:
3821 flags |= CAM_DIR_IN;
3822 data_len = sizeof (atio->sense_data);
3823 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE;
3824 memset(junk_data+1, 0, data_len-1);
3825 if (data_len > cdb[4]) {
3826 data_len = cdb[4];
3827 }
3828 if (data_len) {
3829 data_ptr = junk_data;
3830 }
3831 break;
3832 case WRITE_6:
3833 case WRITE_10:
3834 case WRITE_12:
3835 case WRITE_16:
3836 is_write = 1;
3837 /* FALLTHROUGH */
3838 case READ_6:
3839 case READ_10:
3840 case READ_12:
3841 case READ_16:
3842 is_data_cmd = 1;
3843 r = isptarg_rwparm(cdb, disk_data, disk_size, ATIO_PPD(atio)->offset, &data_ptr, &data_len, &last);
3844 if (r != 0) {
3845 status = SCSI_STATUS_CHECK_COND;
3846 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR;
3847 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST;
3848 if (r == -1) {
3849 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */
3850 } else {
3851 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */
3852 }
3853 atio->sense_len = SSD_MIN_SIZE;
3854 } else {
3855#ifdef ISP_SEPARATE_STATUS
3856 if (last && data_len) {
3857 last = 0;
3858 }
3859#endif
3860 if (last == 0) {
3861 flags &= ~CAM_SEND_STATUS;
3862 }
3863 if (data_len) {
3864 ATIO_PPD(atio)->offset += data_len;
3865 if (is_write)
3866 flags |= CAM_DIR_OUT;
3867 else
3868 flags |= CAM_DIR_IN;
3869 } else {
3870 flags |= CAM_DIR_NONE;
3871 }
3872 }
3873 break;
3874 case INQUIRY:
3875 flags |= CAM_DIR_IN;
3876 if (cdb[1] || cdb[2] || cdb[3]) {
3877 status = SCSI_STATUS_CHECK_COND;
3878 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR;
3879 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION;
3880 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */
3881 atio->sense_len = SSD_MIN_SIZE;
3882 break;
3883 }
3884 data_len = sizeof (iqd);
3885 if (data_len > cdb[4]) {
3886 data_len = cdb[4];
3887 }
3888 if (data_len) {
3889 if (XS_LUN(iccb) != 0) {
3890 memcpy(junk_data, niliqd, sizeof (iqd));
3891 } else {
3892 memcpy(junk_data, iqd, sizeof (iqd));
3893 }
3894 data_ptr = junk_data;
3895 }
3896 break;
3897 case TEST_UNIT_READY:
3898 flags |= CAM_DIR_NONE;
3899 if (ca) {
3900 ca = 0;
3901 status = SCSI_STATUS_CHECK_COND;
3902 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR;
3903 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION;
3904 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */
3905 atio->sense_len = SSD_MIN_SIZE;
3906 }
3907 break;
3908 case SYNCHRONIZE_CACHE:
3909 case START_STOP:
3910 case RESERVE:
3911 case RELEASE:
3912 case VERIFY_10:
3913 flags |= CAM_DIR_NONE;
3914 break;
3915
3916 case READ_CAPACITY:
3917 flags |= CAM_DIR_IN;
3918 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) {
3919 status = SCSI_STATUS_CHECK_COND;
3920 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR;
3921 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST;
3922 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */
3923 atio->sense_len = SSD_MIN_SIZE;
3924 break;
3925 }
3926 if (cdb[8] & 0x1) { /* PMI */
3927 junk_data[0] = 0xff;
3928 junk_data[1] = 0xff;
3929 junk_data[2] = 0xff;
3930 junk_data[3] = 0xff;
3931 } else {
3932 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1;
3933 if (last_blk < 0xffffffffULL) {
3934 junk_data[0] = (last_blk >> 24) & 0xff;
3935 junk_data[1] = (last_blk >> 16) & 0xff;
3936 junk_data[2] = (last_blk >> 8) & 0xff;
3937 junk_data[3] = (last_blk) & 0xff;
3938 } else {
3939 junk_data[0] = 0xff;
3940 junk_data[1] = 0xff;
3941 junk_data[2] = 0xff;
3942 junk_data[3] = 0xff;
3943 }
3944 }
3945 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff;
3946 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff;
3947 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff;
3948 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff;
3949 data_ptr = junk_data;
3950 data_len = 8;
3951 break;
3952 case REPORT_LUNS:
3953 flags |= CAM_DIR_IN;
3954 memset(junk_data, 0, JUNK_SIZE);
3955 junk_data[0] = (1 << 3) >> 24;
3956 junk_data[1] = (1 << 3) >> 16;
3957 junk_data[2] = (1 << 3) >> 8;
3958 junk_data[3] = (1 << 3);
3959 ptr = NULL;
3960 for (i = 0; i < 1; i++) {
3961 ptr = &junk_data[8 + (i << 3)];
3962 if (i >= 256) {
3963 ptr[0] = 0x40 | ((i >> 8) & 0x3f);
3964 }
3965 ptr[1] = i;
3966 }
3967 data_ptr = junk_data;
3968 data_len = (ptr + 8) - junk_data;
3969 break;
3970
3971 default:
3972 flags |= CAM_DIR_NONE;
3973 status = SCSI_STATUS_CHECK_COND;
3974 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR;
3975 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST;
3976 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */
3977 atio->sense_len = SSD_MIN_SIZE;
3978 break;
3979 }
3980
3981 /*
3982 * If we are done with the transaction, tell the
3983 * controller to send status and perform a CMD_CMPLT.
3984 * If we have associated sense data, see if we can
3985 * send that too.
3986 */
3987 if (status == SCSI_STATUS_CHECK_COND) {
3988 flags |= CAM_SEND_SENSE;
3989 csio->sense_len = atio->sense_len;
3990 csio->sense_data = atio->sense_data;
3991 flags &= ~CAM_DIR_MASK;
3992 data_len = 0;
3993 data_ptr = NULL;
3994 }
3995 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 30 * hz);
3996 iccb->ccb_h.target_id = atio->ccb_h.target_id;
3997 iccb->ccb_h.target_lun = return_lun;
3998 iccb->ccb_h.ccb_atio = atio;
3999 CTIO_SEQ(iccb) = ATIO_PPD(atio)->sequence++;
4000 ATIO_PPD(atio)->ctio_cnt++;
4001 if (flags & CAM_SEND_STATUS) {
4002 KASSERT((ATIO_PPD(atio)->status_sent == 0), ("we have already sent status for 0x%x in %s", atio->tag_id, __func__));
4003 ATIO_PPD(atio)->status_sent = 1;
4004 }
4005 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: sending downstream for 0x%x sequence %u len %u flags %x\n", __func__, atio->tag_id, CTIO_SEQ(iccb), data_len, flags);
4006 xpt_action(iccb);
4007
4008 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4009 cam_release_devq(periph->path, 0, 0, 0, 0);
4010 atio->ccb_h.status &= ~CAM_DEV_QFRZN;
4011 }
4012#ifdef ISP_MULTI_CCBS
4013 if (is_data_cmd && ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->ctio_cnt < MULTI_CCB_DATA_CNT && ATIO_PPD(atio)->on_queue == 0) {
4014 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: more still to do for 0x%x\n", __func__, atio->tag_id);
4015 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe);
4016 ATIO_PPD(atio)->on_queue = 1;
4017 more = 1;
4018 }
4019#endif
4020 if (more) {
4021 xpt_schedule(periph, 1);
4022 }
4023}
4024
4025static cam_status
4026isptargctor(struct cam_periph *periph, void *arg)
4027{
4028 struct isptarg_softc *softc;
4029
4030 softc = (struct isptarg_softc *)arg;
4031 periph->softc = softc;
4032 softc->periph = periph;
4033 softc->path = periph->path;
4034 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__);
4035 return (CAM_REQ_CMP);
4036}
4037
4038static void
4039isptargdtor(struct cam_periph *periph)
4040{
4041 struct isptarg_softc *softc;
4042 softc = (struct isptarg_softc *)periph->softc;
4043 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__);
4044 softc->periph = NULL;
4045 softc->path = NULL;
4046 periph->softc = NULL;
4047}
4048
4049static void
4050isptarg_done(struct cam_periph *periph, union ccb *ccb)
4051{
4052 struct isptarg_softc *softc;
4053 ispsoftc_t *isp;
4054 uint32_t newoff;
4055 struct ccb_accept_tio *atio;
4056 struct ccb_immediate_notify *inot;
4057 cam_status status;
4058
4059 softc = (struct isptarg_softc *)periph->softc;
4060 isp = softc->isp;
4061 status = ccb->ccb_h.status & CAM_STATUS_MASK;
4062
4063 switch (ccb->ccb_h.func_code) {
4064 case XPT_ACCEPT_TARGET_IO:
4065 atio = (struct ccb_accept_tio *) ccb;
4066 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__);
4067 memset(ATIO_PPD(atio), 0, sizeof (ppd_t));
4068 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe);
4069 ATIO_PPD(atio)->on_queue = 1;
4070 xpt_schedule(periph, 1);
4071 break;
4072 case XPT_IMMEDIATE_NOTIFY:
4073 inot = (struct ccb_immediate_notify *) ccb;
4074 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__);
4075 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe);
4076 xpt_schedule(periph, 1);
4077 break;
4078 case XPT_CONT_TARGET_IO:
4079 atio = ccb->ccb_h.ccb_atio;
4080 KASSERT((ATIO_PPD(atio)->ctio_cnt != 0), ("ctio zero when finishing a CTIO"));
4081 ATIO_PPD(atio)->ctio_cnt--;
4082 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4083 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
4084 case CAM_MESSAGE_RECV:
4085 newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]);
4086 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "[0x%x] got message to return to reset offset to 0x%x at sequence %u\n", atio->tag_id, newoff, CTIO_SEQ(ccb));
4087 ATIO_PPD(atio)->offset = newoff;
4088 ATIO_PPD(atio)->status_sent = 0;
4089 if (ATIO_PPD(atio)->on_queue == 0) {
4090 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe);
4091 ATIO_PPD(atio)->on_queue = 1;
4092 }
4093 xpt_schedule(periph, 1);
4094 break;
4095 default:
4096 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL);
4097 xpt_action((union ccb *)atio);
4098 break;
4099 }
4100 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
4101 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__);
4102 if (ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->on_queue == 0) {
4103 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe);
4104 ATIO_PPD(atio)->on_queue = 1;
4105 }
4106 xpt_schedule(periph, 1);
4107 } else {
4108 KASSERT((ATIO_PPD(atio)->ctio_cnt == 0), ("ctio count still %d when we think we've sent the STATUS ctio", ATIO_PPD(atio)->ctio_cnt));
4109 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__);
4110 xpt_action((union ccb *)atio);
4111 }
4112 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4113 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0);
4114 ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
4115 }
4116 xpt_release_ccb(ccb);
4117 break;
4118 case XPT_NOTIFY_ACKNOWLEDGE:
4119 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4120 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0);
4121 ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
4122 }
4123 inot = ccb->ccb_h.ccb_inot;
4124 ISP_PATH_PRT(isp, ISP_LOGTDEBUG1, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id);
4125 xpt_release_ccb(ccb);
4126 xpt_action((union ccb *)inot);
4127 break;
4128 default:
4129 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code);
4130 break;
4131 }
4132}
4133
4134static void
4135isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
4136{
4137 struct ac_contract *acp = arg;
4138 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data;
4139
4140 if (code != AC_CONTRACT) {
4141 return;
4142 }
4143 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed");
4144}
4145
4146static void
4147isp_target_thread(ispsoftc_t *isp, int chan)
4148{
4149 union ccb *ccb = NULL;
4150 int i;
4151 void *wchan;
4152 cam_status status;
4153 struct isptarg_softc *softc = NULL;
4154 struct cam_periph *periph = NULL, *wperiph = NULL;
4155 struct cam_path *path, *wpath;
4156 struct cam_sim *sim;
4157
4158 if (disk_data == NULL) {
4159 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20));
4160 if (disk_size < (50 << 20)) {
4161 disk_size = 50 << 20;
4162 }
4163 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO);
4164 if (disk_data == NULL) {
4165 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__);
4166 goto out;
4167 }
4168 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20));
4169 }
4170 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO);
4171 if (junk_data == NULL) {
4172 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__);
4173 goto out;
4174 }
4175
4176
4177 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO);
4178 if (softc == NULL) {
4179 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__);
4180 goto out;
4181 }
4182 TAILQ_INIT(&softc->work_queue);
4183 TAILQ_INIT(&softc->rework_queue);
4184 TAILQ_INIT(&softc->running_queue);
4185 TAILQ_INIT(&softc->inot_queue);
4186 softc->isp = isp;
4187
4188 periphdriver_register(&isptargdriver);
4189 ISP_GET_PC(isp, chan, sim, sim);
4190 ISP_GET_PC(isp, chan, path, path);
4191 status = xpt_create_path(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD);
4192 if (status != CAM_REQ_CMP) {
4193 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__);
4194 return;
4195 }
4196 status = xpt_create_path(&path, NULL, cam_sim_path(sim), 0, 0);
4197 if (status != CAM_REQ_CMP) {
4198 xpt_free_path(wpath);
4199 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__);
4200 return;
4201 }
4202
4203 ISP_LOCK(isp);
4204 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc);
4205 if (status != CAM_REQ_CMP) {
4206 ISP_UNLOCK(isp);
4207 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__);
4208 goto out;
4209 }
4210 wperiph = cam_periph_find(wpath, "isptarg");
4211 if (wperiph == NULL) {
4212 ISP_UNLOCK(isp);
4213 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__);
4214 goto out;
4215 }
4216
4217 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc);
4218 if (status != CAM_REQ_CMP) {
4219 ISP_UNLOCK(isp);
4220 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__);
4221 goto out;
4222 }
4223
4224 periph = cam_periph_find(path, "isptarg");
4225 if (periph == NULL) {
4226 ISP_UNLOCK(isp);
4227 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__);
4228 goto out;
4229 }
4230
4231 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath);
4232 if (status != CAM_REQ_CMP) {
4233 ISP_UNLOCK(isp);
4234 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__);
4235 goto out;
4236 }
4237
4238 ISP_UNLOCK(isp);
4239
4240 ccb = xpt_alloc_ccb();
4241
4242 /*
4243 * Make sure role is none.
4244 */
4245 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
4246 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB;
4247 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE;
4248 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE;
4249
4250 ISP_LOCK(isp);
4251 xpt_action(ccb);
4252 ISP_UNLOCK(isp);
4253
4254 /*
4255 * Now enable luns
4256 */
4257 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
4258 ccb->ccb_h.func_code = XPT_EN_LUN;
4259 ccb->cel.enable = 1;
4260 ISP_LOCK(isp);
4261 xpt_action(ccb);
4262 ISP_UNLOCK(isp);
4263 if (ccb->ccb_h.status != CAM_REQ_CMP) {
4264 xpt_free_ccb(ccb);
4265 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status);
4266 goto out;
4267 }
4268
4269 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10);
4270 ccb->ccb_h.func_code = XPT_EN_LUN;
4271 ccb->cel.enable = 1;
4272 ISP_LOCK(isp);
4273 xpt_action(ccb);
4274 ISP_UNLOCK(isp);
4275 if (ccb->ccb_h.status != CAM_REQ_CMP) {
4276 xpt_free_ccb(ccb);
4277 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status);
4278 goto out;
4279 }
4280 xpt_free_ccb(ccb);
4281
4282 /*
4283 * Add resources
4284 */
4285 ISP_GET_PC(isp, chan, target_proc, wchan);
4286 for (i = 0; i < 4; i++) {
4287 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
4288 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1);
4289 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO;
4290 ccb->ccb_h.cbfcnp = isptarg_done;
4291 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO);
4292 ISP_LOCK(isp);
4293 xpt_action(ccb);
4294 ISP_UNLOCK(isp);
4295 }
4296 for (i = 0; i < NISP_TARG_CMDS; i++) {
4297 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
4298 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1);
4299 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO;
4300 ccb->ccb_h.cbfcnp = isptarg_done;
4301 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO);
4302 ISP_LOCK(isp);
4303 xpt_action(ccb);
4304 ISP_UNLOCK(isp);
4305 }
4306 for (i = 0; i < 4; i++) {
4307 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
4308 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1);
4309 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY;
4310 ccb->ccb_h.cbfcnp = isptarg_done;
4311 ISP_LOCK(isp);
4312 xpt_action(ccb);
4313 ISP_UNLOCK(isp);
4314 }
4315 for (i = 0; i < NISP_TARG_NOTIFIES; i++) {
4316 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO);
4317 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1);
4318 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY;
4319 ccb->ccb_h.cbfcnp = isptarg_done;
4320 ISP_LOCK(isp);
4321 xpt_action(ccb);
4322 ISP_UNLOCK(isp);
4323 }
4324
4325 /*
4326 * Now turn it all back on
4327 */
4328 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10);
4329 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB;
4330 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE;
4331 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET;
4332 ISP_LOCK(isp);
4333 xpt_action(ccb);
4334 ISP_UNLOCK(isp);
4335
4336 /*
4337 * Okay, while things are still active, sleep...
4338 */
4339 ISP_LOCK(isp);
4340 for (;;) {
4341 ISP_GET_PC(isp, chan, proc_active, i);
4342 if (i == 0) {
4343 break;
4344 }
4345 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0);
4346 }
4347 ISP_UNLOCK(isp);
4348
4349out:
4350 if (wperiph) {
4351 cam_periph_invalidate(wperiph);
4352 }
4353 if (periph) {
4354 cam_periph_invalidate(periph);
4355 }
4356 if (junk_data) {
4357 free(junk_data, M_ISPTARG);
4358 }
4359 if (disk_data) {
4360 free(disk_data, M_ISPTARG);
4361 }
4362 if (softc) {
4363 free(softc, M_ISPTARG);
4364 }
4365 xpt_free_path(path);
4366 xpt_free_path(wpath);
4367}
4368
4369static void
4370isp_target_thread_pi(void *arg)
4371{
4372 struct isp_spi *pi = arg;
4373 ispsoftc_t *isp = cam_sim_softc(pi->sim);
4374 int chan = cam_sim_bus(pi->sim);
4375
4376 isp_target_thread(isp, chan);
4377 ISP_SPI_PC(isp, chan)->num_threads -= 1;
4378 kthread_exit();
4379}
4380
4381static void
4382isp_target_thread_fc(void *arg)
4383{
4384 struct isp_fc *fc = arg;
4385 ispsoftc_t *isp = cam_sim_softc(pi->sim);
4386 int chan = cam_sim_bus(pi->sim);
4387
4388 isp_target_thread(isp, chan);
4389 ISP_FC_PC(isp, chan)->num_threads -= 1;
4390 kthread_exit();
4391}
4392
4393static int
4394isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp)
4395{
4396 uint32_t cnt, curcnt;
4397 uint64_t lba;
4398
4399 switch (cdb[0]) {
4400 case WRITE_16:
4401 case READ_16:
4402 cnt = (((uint32_t)cdb[10]) << 24) |
4403 (((uint32_t)cdb[11]) << 16) |
4404 (((uint32_t)cdb[12]) << 8) |
4405 ((uint32_t)cdb[13]);
4406
4407 lba = (((uint64_t)cdb[2]) << 56) |
4408 (((uint64_t)cdb[3]) << 48) |
4409 (((uint64_t)cdb[4]) << 40) |
4410 (((uint64_t)cdb[5]) << 32) |
4411 (((uint64_t)cdb[6]) << 24) |
4412 (((uint64_t)cdb[7]) << 16) |
4413 (((uint64_t)cdb[8]) << 8) |
4414 ((uint64_t)cdb[9]);
4415 break;
4416 case WRITE_12:
4417 case READ_12:
4418 cnt = (((uint32_t)cdb[6]) << 16) |
4419 (((uint32_t)cdb[7]) << 8) |
4420 ((u_int32_t)cdb[8]);
4421
4422 lba = (((uint32_t)cdb[2]) << 24) |
4423 (((uint32_t)cdb[3]) << 16) |
4424 (((uint32_t)cdb[4]) << 8) |
4425 ((uint32_t)cdb[5]);
4426 break;
4427 case WRITE_10:
4428 case READ_10:
4429 cnt = (((uint32_t)cdb[7]) << 8) |
4430 ((u_int32_t)cdb[8]);
4431
4432 lba = (((uint32_t)cdb[2]) << 24) |
4433 (((uint32_t)cdb[3]) << 16) |
4434 (((uint32_t)cdb[4]) << 8) |
4435 ((uint32_t)cdb[5]);
4436 break;
4437 case WRITE_6:
4438 case READ_6:
4439 cnt = cdb[4];
4440 if (cnt == 0) {
4441 cnt = 256;
4442 }
4443 lba = (((uint32_t)cdb[1] & 0x1f) << 16) |
4444 (((uint32_t)cdb[2]) << 8) |
4445 ((uint32_t)cdb[3]);
4446 break;
4447 default:
4448 return (-1);
4449 }
4450
4451 cnt <<= DISK_SHIFT;
4452 lba <<= DISK_SHIFT;
4453
4454 if (offset == cnt) {
4455 *lp = 1;
4456 return (0);
4457 }
4458
4459 if (lba + cnt > dl) {
4460 return (-2);
4461 }
4462
4463 curcnt = MAX_ISP_TARG_TRANSFER;
4464 if (offset + curcnt >= cnt) {
4465 curcnt = cnt - offset;
4466 *lp = 1;
4467 } else {
4468 *lp = 0;
4469 }
4470#ifdef ISP_MULTI_CCBS
4471 if (curcnt > MULTI_CCB_DATA_LIM)
4472 curcnt = MULTI_CCB_DATA_LIM;
4473#endif
4474 *tl = curcnt;
4475 *kp = &dp[lba + offset];
4476 return (0);
4477}
4478
4479#endif
4480#endif
4481
4482static void
4483isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg)
4484{
4485 struct cam_sim *sim;
4486 int bus, tgt;
4487 ispsoftc_t *isp;
4488
4489 sim = (struct cam_sim *)cbarg;
4490 isp = (ispsoftc_t *) cam_sim_softc(sim);
4491 bus = cam_sim_bus(sim);
4492 tgt = xpt_path_target_id(path);
4493
4494 switch (code) {
4495 case AC_LOST_DEVICE:
4496 if (IS_SCSI(isp)) {
4497 uint16_t oflags, nflags;
4498 sdparam *sdp = SDPARAM(isp, bus);
4499
4500 if (tgt >= 0) {
4501 nflags = sdp->isp_devparam[tgt].nvrm_flags;
4502#ifndef ISP_TARGET_MODE
4503 nflags &= DPARM_SAFE_DFLT;
4504 if (isp->isp_loaded_fw) {
4505 nflags |= DPARM_NARROW | DPARM_ASYNC;
4506 }
4507#else
4508 nflags = DPARM_DEFAULT;
4509#endif
4510 oflags = sdp->isp_devparam[tgt].goal_flags;
4511 sdp->isp_devparam[tgt].goal_flags = nflags;
4512 sdp->isp_devparam[tgt].dev_update = 1;
4513 sdp->update = 1;
4514 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
4515 sdp->isp_devparam[tgt].goal_flags = oflags;
4516 }
4517 }
4518 break;
4519 default:
4520 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code);
4521 break;
4522 }
4523}
4524
4525static void
4526isp_poll(struct cam_sim *sim)
4527{
4528 ispsoftc_t *isp = cam_sim_softc(sim);
4529 uint32_t isr;
4530 uint16_t sema, mbox;
4531
4532 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
4533 isp_intr(isp, isr, sema, mbox);
4534 }
4535}
4536
4537
4538static void
4539isp_watchdog(void *arg)
4540{
4541 struct ccb_scsiio *xs = arg;
4542 ispsoftc_t *isp;
4543 uint32_t ohandle = ISP_HANDLE_FREE, handle;
4544
4545 isp = XS_ISP(xs);
4546
4547 handle = isp_find_handle(isp, xs);
4548
4549 /*
4550 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere.
4551 */
4552 if (handle != ISP_HANDLE_FREE) {
4553 uint32_t isr;
4554 uint16_t sema, mbox;
4555 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) {
4556 isp_intr(isp, isr, sema, mbox);
4557 }
4558 ohandle = handle;
4559 handle = isp_find_handle(isp, xs);
4560 }
4561 if (handle != ISP_HANDLE_FREE) {
4562 /*
4563 * Try and make sure the command is really dead before
4564 * we release the handle (and DMA resources) for reuse.
4565 *
4566 * If we are successful in aborting the command then
4567 * we're done here because we'll get the command returned
4568 * back separately.
4569 */
4570 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) {
4571 return;
4572 }
4573
4574 /*
4575 * Note that after calling the above, the command may in
4576 * fact have been completed.
4577 */
4578 xs = isp_find_xs(isp, handle);
4579
4580 /*
4581 * If the command no longer exists, then we won't
4582 * be able to find the xs again with this handle.
4583 */
4584 if (xs == NULL) {
4585 return;
4586 }
4587
4588 /*
4589 * After this point, the command is really dead.
4590 */
4591 if (XS_XFRLEN(xs)) {
4592 ISP_DMAFREE(isp, xs, handle);
4593 }
4594 isp_destroy_handle(isp, handle);
4595 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle);
4596 xs->ccb_h.status &= ~CAM_STATUS_MASK;
4597 xs->ccb_h.status |= CAM_CMD_TIMEOUT;
4598 isp_prt_endcmd(isp, xs);
4599 isp_done(xs);
4600 } else {
4601 if (ohandle != ISP_HANDLE_FREE) {
4602 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle);
4603 } else {
4604 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__);
4605 }
4606 }
4607}
4608
4609static void
4610isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt)
4611{
4612 union ccb *ccb;
4613 struct isp_fc *fc = ISP_FC_PC(isp, chan);
4614
4615 if (isp_autoconfig == 0) {
4616 return;
4617 }
4618
4619 /*
4620 * Allocate a CCB, create a wildcard path for this target and schedule a rescan.
4621 */
4622 ccb = xpt_alloc_ccb_nowait();
4623 if (ccb == NULL) {
4624 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan);
4625 return;
4626 }
4627 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim),
4628 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
4629 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan");
4630 xpt_free_ccb(ccb);
4631 return;
4632 }
4633
4634 /*
4635 * Since we're about to issue a rescan, mark this device as not
4636 * reported gone.
4637 */
4638 fcp->reported_gone = 0;
4639
4640 xpt_rescan(ccb);
4641}
4642
4643static void
4644isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt)
4645{
4646 struct cam_path *tp;
4647 struct isp_fc *fc = ISP_FC_PC(isp, chan);
4648
4649 if (isp_autoconfig == 0) {
4650 return;
4651 }
4652 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) {
4653 /*
4654 * We're about to send out the lost device async
4655 * notification, so indicate that we have reported it gone.
4656 */
4657 fcp->reported_gone = 1;
4658 xpt_async(AC_LOST_DEVICE, tp, NULL);
4659 xpt_free_path(tp);
4660 }
4661}
4662
4663/*
4664 * Gone Device Timer Function- when we have decided that a device has gone
4665 * away, we wait a specific period of time prior to telling the OS it has
4666 * gone away.
4667 *
4668 * This timer function fires once a second and then scans the port database
4669 * for devices that are marked dead but still have a virtual target assigned.
4670 * We decrement a counter for that port database entry, and when it hits zero,
4671 * we tell the OS the device has gone away.
4672 */
4673static void
4674isp_gdt(void *arg)
4675{
4676 struct isp_fc *fc = arg;
4677 taskqueue_enqueue(taskqueue_thread, &fc->gtask);
4678}
4679
4680static void
4681isp_gdt_task(void *arg, int pending)
4682{
4683 struct isp_fc *fc = arg;
4684 ispsoftc_t *isp = fc->isp;
4685 int chan = fc - isp->isp_osinfo.pc.fc;
4686 fcportdb_t *lp;
4687 int dbidx, more_to_do = 0;
4688
4689 ISP_LOCK(isp);
4690 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan);
4691 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
4692 lp = &FCPARAM(isp, chan)->portdb[dbidx];
4693
4694 if (lp->state != FC_PORTDB_STATE_ZOMBIE) {
4695 continue;
4696 }
4697 if (lp->dev_map_idx == 0 || lp->target_mode) {
4698 continue;
4699 }
4700 if (lp->gone_timer != 0) {
4701 isp_prt(isp, ISP_LOG_SANCFG, "%s: Chan %d more to do for target %u (timer=%u)", __func__, chan, lp->dev_map_idx - 1, lp->gone_timer);
4702 lp->gone_timer -= 1;
4703 more_to_do++;
4704 continue;
4705 }
4706 lp->dev_map_idx = 0;
4707 lp->state = FC_PORTDB_STATE_NIL;
4708 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, dbidx, "Gone Device Timeout");
4709 isp_make_gone(isp, lp, chan, dbidx);
4710 }
4711 if (fc->ready) {
4712 if (more_to_do) {
4713 callout_reset(&fc->gdt, hz, isp_gdt, fc);
4714 } else {
4715 callout_deactivate(&fc->gdt);
4716 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime);
4717 }
4718 }
4719 ISP_UNLOCK(isp);
4720}
4721
4722/*
4723 * Loop Down Timer Function- when loop goes down, a timer is started and
4724 * and after it expires we come here and take all probational devices that
4725 * the OS knows about and the tell the OS that they've gone away.
4726 *
4727 * We don't clear the devices out of our port database because, when loop
4728 * come back up, we have to do some actual cleanup with the chip at that
4729 * point (implicit PLOGO, e.g., to get the chip's port database state right).
4730 */
4731static void
4732isp_ldt(void *arg)
4733{
4734 struct isp_fc *fc = arg;
4735 taskqueue_enqueue(taskqueue_thread, &fc->ltask);
4736}
4737
4738static void
4739isp_ldt_task(void *arg, int pending)
4740{
4741 struct isp_fc *fc = arg;
4742 ispsoftc_t *isp = fc->isp;
4743 int chan = fc - isp->isp_osinfo.pc.fc;
4744 fcportdb_t *lp;
4745 int dbidx, i;
4746
4747 ISP_LOCK(isp);
4748 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime);
4749 callout_deactivate(&fc->ldt);
4750
4751 /*
4752 * Notify to the OS all targets who we now consider have departed.
4753 */
4754 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
4755 lp = &FCPARAM(isp, chan)->portdb[dbidx];
4756
4757 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) {
4758 continue;
4759 }
4760 if (lp->dev_map_idx == 0 || lp->target_mode) {
4761 continue;
4762 }
4763
4764 /*
4765 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST!
4766 */
4767
4768
4769 for (i = 0; i < isp->isp_maxcmds; i++) {
4770 struct ccb_scsiio *xs;
4771
4772 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) {
4773 continue;
4774 }
4775 if ((xs = isp->isp_xflist[i].cmd) == NULL) {
4776 continue;
4777 }
4778 if (dbidx != XS_TGT(xs)) {
4779 continue;
4780 }
4781 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%d orphaned by loop down timeout",
4782 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs));
4783 }
4784
4785 /*
4786 * Mark that we've announced that this device is gone....
4787 */
4788 lp->announced = 1;
4789 lp->dev_map_idx = 0;
4790 lp->state = FC_PORTDB_STATE_NIL;
4791 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, dbidx, "Loop Down Timeout");
4792 isp_make_gone(isp, lp, chan, dbidx);
4793 }
4794
4795 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) {
4796 isp_unfreeze_loopdown(isp, chan);
4797 }
4798 /*
4799 * The loop down timer has expired. Wake up the kthread
4800 * to notice that fact (or make it false).
4801 */
4802 fc->loop_dead = 1;
4803 fc->loop_down_time = fc->loop_down_limit+1;
4804 wakeup(fc);
4805 ISP_UNLOCK(isp);
4806}
4807
4808static void
4809isp_kthread(void *arg)
4810{
4811 struct isp_fc *fc = arg;
4812 ispsoftc_t *isp = fc->isp;
4813 int chan = fc - isp->isp_osinfo.pc.fc;
4814 int slp = 0;
4815
4816 mtx_lock(&isp->isp_osinfo.lock);
4817
4818 while (isp->isp_osinfo.is_exiting == 0) {
4819 int lb, lim;
4820
4821 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan);
4822 lb = isp_fc_runstate(isp, chan, 250000);
4823
4824 /*
4825 * Our action is different based upon whether we're supporting
4826 * Initiator mode or not. If we are, we might freeze the simq
4827 * when loop is down and set all sorts of different delays to
4828 * check again.
4829 *
4830 * If not, we simply just wait for loop to come up.
4831 */
4832 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) {
4833 /*
4834 * Increment loop down time by the last sleep interval
4835 */
4836 fc->loop_down_time += slp;
4837
4838 if (lb < 0) {
4839 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time);
4840 } else {
4841 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time);
4842 }
4843
4844 /*
4845 * If we've never seen loop up and we've waited longer
4846 * than quickboot time, or we've seen loop up but we've
4847 * waited longer than loop_down_limit, give up and go
4848 * to sleep until loop comes up.
4849 */
4850 if (FCPARAM(isp, chan)->loop_seen_once == 0) {
4851 lim = isp_quickboot_time;
4852 } else {
4853 lim = fc->loop_down_limit;
4854 }
4855 if (fc->loop_down_time >= lim) {
4856 isp_freeze_loopdown(isp, chan, "loop limit hit");
4857 slp = 0;
4858 } else if (fc->loop_down_time < 10) {
4859 slp = 1;
4860 } else if (fc->loop_down_time < 30) {
4861 slp = 5;
4862 } else if (fc->loop_down_time < 60) {
4863 slp = 10;
4864 } else if (fc->loop_down_time < 120) {
4865 slp = 20;
4866 } else {
4867 slp = 30;
4868 }
4869
4870 } else if (lb) {
4871 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan);
4872 fc->loop_down_time += slp;
4873 if (fc->loop_down_time > 300)
4874 slp = 0;
4875 else
4876 slp = 60;
4877 } else {
4878 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan);
4879 fc->loop_down_time = 0;
4880 slp = 0;
4881 }
4882
4883
4884 /*
4885 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it
4886 * now so that CAM can start sending us commands.
4887 *
4888 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again
4889 * or kill the commands, as appropriate.
4890 */
4891
4892 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) {
4893 isp_unfreeze_loopdown(isp, chan);
4894 }
4895
4896 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp);
4897
4898 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz);
4899
4900 /*
4901 * If slp is zero, we're waking up for the first time after
4902 * things have been okay. In this case, we set a deferral state
4903 * for all commands and delay hysteresis seconds before starting
4904 * the FC state evaluation. This gives the loop/fabric a chance
4905 * to settle.
4906 */
4907 if (slp == 0 && fc->hysteresis) {
4908 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz);
4909 mtx_unlock(&isp->isp_osinfo.lock);
4910 pause("ispt", fc->hysteresis * hz);
4911 mtx_lock(&isp->isp_osinfo.lock);
4912 }
4913 }
4914 fc->num_threads -= 1;
4915 mtx_unlock(&isp->isp_osinfo.lock);
4916 kthread_exit();
4917}
4918
4919static void
4920isp_action(struct cam_sim *sim, union ccb *ccb)
4921{
4922 int bus, tgt, ts, error, lim;
4923 ispsoftc_t *isp;
4924 struct ccb_trans_settings *cts;
4925
4926 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n"));
4927
4928 isp = (ispsoftc_t *)cam_sim_softc(sim);
4929 mtx_assert(&isp->isp_lock, MA_OWNED);
4930 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code);
4931 ISP_PCMD(ccb) = NULL;
4932
4933 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) {
4934 isp_init(isp);
4935 if (isp->isp_state != ISP_INITSTATE) {
4936 /*
4937 * Lie. Say it was a selection timeout.
4938 */
4939 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
4940 isp_done((struct ccb_scsiio *) ccb);
4941 return;
4942 }
4943 isp->isp_state = ISP_RUNSTATE;
4944 }
4945
4946 switch (ccb->ccb_h.func_code) {
4947 case XPT_SCSI_IO: /* Execute the requested I/O operation */
4948 bus = XS_CHANNEL(ccb);
4949 /*
4950 * Do a couple of preliminary checks...
4951 */
4952 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
4953 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
4954 ccb->ccb_h.status = CAM_REQ_INVALID;
4955 isp_done((struct ccb_scsiio *) ccb);
4956 break;
4957 }
4958 }
4959 ccb->csio.req_map = NULL;
4960#ifdef DIAGNOSTIC
4961 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) {
4962 xpt_print(ccb->ccb_h.path, "invalid target\n");
4963 ccb->ccb_h.status = CAM_PATH_INVALID;
4964 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) {
4965 xpt_print(ccb->ccb_h.path, "invalid lun\n");
4966 ccb->ccb_h.status = CAM_PATH_INVALID;
4967 }
4968 if (ccb->ccb_h.status == CAM_PATH_INVALID) {
4969 xpt_done(ccb);
4970 break;
4971 }
4972#endif
4973 ccb->csio.scsi_status = SCSI_STATUS_OK;
4974 if (isp_get_pcmd(isp, ccb)) {
4975 isp_prt(isp, ISP_LOGWARN, "out of PCMDs");
4976 cam_freeze_devq(ccb->ccb_h.path);
4977 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0);
4978 ccb->ccb_h.status = CAM_REQUEUE_REQ;
4979 xpt_done(ccb);
4980 break;
4981 }
4982 error = isp_start((XS_T *) ccb);
4983 switch (error) {
4984 case CMD_QUEUED:
4985 ccb->ccb_h.status |= CAM_SIM_QUEUED;
4986 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) {
4987 break;
4988 }
4989 ts = ccb->ccb_h.timeout;
4990 if (ts == CAM_TIME_DEFAULT) {
4991 ts = 60*1000;
4992 }
4993 ts = isp_mstohz(ts);
4994 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb);
4995 break;
4996 case CMD_RQLATER:
4997 /*
4998 * We get this result for FC devices if the loop state isn't ready yet
4999 * or if the device in question has gone zombie on us.
5000 *
5001 * If we've never seen Loop UP at all, we requeue this request and wait
5002 * for the initial loop up delay to expire.
5003 */
5004 lim = ISP_FC_PC(isp, bus)->loop_down_limit;
5005 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) {
5006 if (FCPARAM(isp, bus)->loop_seen_once == 0) {
5007 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime);
5008 } else {
5009 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);
5010 }
5011 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
5012 isp_done((struct ccb_scsiio *) ccb);
5013 break;
5014 }
5015 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb));
5016 cam_freeze_devq(ccb->ccb_h.path);
5017 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
5018 ccb->ccb_h.status = CAM_REQUEUE_REQ;
5019 isp_free_pcmd(isp, ccb);
5020 xpt_done(ccb);
5021 break;
5022 case CMD_EAGAIN:
5023 isp_free_pcmd(isp, ccb);
5024 cam_freeze_devq(ccb->ccb_h.path);
5025 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0);
5026 ccb->ccb_h.status = CAM_REQUEUE_REQ;
5027 xpt_done(ccb);
5028 break;
5029 case CMD_COMPLETE:
5030 isp_done((struct ccb_scsiio *) ccb);
5031 break;
5032 default:
5033 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__);
5034 ccb->ccb_h.status = CAM_REQUEUE_REQ;
5035 isp_free_pcmd(isp, ccb);
5036 xpt_done(ccb);
5037 }
5038 break;
5039
5040#ifdef ISP_TARGET_MODE
5041 case XPT_EN_LUN: /* Enable/Disable LUN as a target */
5042 if (ccb->cel.enable) {
5043 isp_enable_lun(isp, ccb);
5044 } else {
5045 isp_disable_lun(isp, ccb);
5046 }
5047 break;
5048 case XPT_IMMED_NOTIFY:
5049 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */
5050 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
5051 {
5052 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun);
5053 if (tptr == NULL) {
5054 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD);
5055 }
5056 if (tptr == NULL) {
5057 const char *str;
5058 uint32_t tag;
5059
5060 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
5061 str = "XPT_IMMEDIATE_NOTIFY";
5062 tag = ccb->cin1.seq_id;
5063 } else {
5064 tag = ccb->atio.tag_id;
5065 str = "XPT_ACCEPT_TARGET_IO";
5066 }
5067 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str);
5068 dump_tstates(isp, XS_CHANNEL(ccb));
5069 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
5070 break;
5071 }
5072 ccb->ccb_h.spriv_field0 = 0;
5073 ccb->ccb_h.spriv_ptr1 = isp;
5074
5075 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
5076 if (ccb->atio.tag_id) {
5077 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id);
5078 if (atp) {
5079 isp_put_atpd(isp, tptr, atp);
5080 }
5081 }
5082 tptr->atio_count++;
5083 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle);
5084 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n",
5085 ccb->atio.tag_id, tptr->atio_count);
5086 ccb->atio.tag_id = 0;
5087 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
5088 if (ccb->cin1.tag_id) {
5089 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id);
5090 if (ntp) {
5091 isp_put_ntpd(isp, tptr, ntp);
5092 }
5093 }
5094 tptr->inot_count++;
5095 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
5096 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n",
5097 ccb->cin1.seq_id, tptr->inot_count);
5098 ccb->cin1.seq_id = 0;
5099 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
5100 tptr->inot_count++;
5101 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle);
5102 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n",
5103 ccb->cin1.seq_id, tptr->inot_count);
5104 ccb->cin1.seq_id = 0;
5105 }
5106 rls_lun_statep(isp, tptr);
5107 ccb->ccb_h.status = CAM_REQ_INPROG;
5108 break;
5109 }
5110 case XPT_NOTIFY_ACK:
5111 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
5112 break;
5113 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */
5114 {
5115 tstate_t *tptr;
5116 inot_private_data_t *ntp;
5117
5118 /*
5119 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb
5120 * XXX: matches that for the immediate notify, we have to *search* for the notify structure
5121 */
5122 /*
5123 * All the relevant path information is in the associated immediate notify
5124 */
5125 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);
5126 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr);
5127 if (ntp == NULL) {
5128 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__,
5129 ccb->cna2.tag_id, ccb->cna2.seq_id);
5130 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
5131 xpt_done(ccb);
5132 break;
5133 }
5134 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) {
5135 rls_lun_statep(isp, tptr);
5136 cam_freeze_devq(ccb->ccb_h.path);
5137 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0);
5138 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
5139 ccb->ccb_h.status |= CAM_REQUEUE_REQ;
5140 break;
5141 }
5142 isp_put_ntpd(isp, tptr, ntp);
5143 rls_lun_statep(isp, tptr);
5144 ccb->ccb_h.status = CAM_REQ_CMP;
5145 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);
5146 xpt_done(ccb);
5147 break;
5148 }
5149 case XPT_CONT_TARGET_IO:
5150 isp_target_start_ctio(isp, ccb, FROM_CAM);
5151 break;
5152#endif
5153 case XPT_RESET_DEV: /* BDR the specified SCSI device */
5154 {
5155 struct isp_fc *fc;
5156
5157 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path));
5158 tgt = ccb->ccb_h.target_id;
5159 tgt |= (bus << 16);
5160 if (IS_FC(isp))
5161 fc = ISP_FC_PC(isp, bus);
5162 else
5163 fc = NULL;
5164
5165 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt);
5166 if (error) {
5167 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
5168 } else {
5169 /*
5170 * If we have a FC device, reset the Command
5171 * Reference Number, because the target will expect
5172 * that we re-start the CRN at 1 after a reset.
5173 */
5174 if (fc != NULL)
5175 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1);
5176
5177 ccb->ccb_h.status = CAM_REQ_CMP;
5178 }
5179 xpt_done(ccb);
5180 break;
5181 }
5182 case XPT_ABORT: /* Abort the specified CCB */
5183 {
5184 union ccb *accb = ccb->cab.abort_ccb;
5185 switch (accb->ccb_h.func_code) {
5186#ifdef ISP_TARGET_MODE
5187 case XPT_ACCEPT_TARGET_IO:
5188 isp_target_mark_aborted(isp, ccb);
5189 break;
5190#endif
5191 case XPT_SCSI_IO:
5192 error = isp_control(isp, ISPCTL_ABORT_CMD, accb);
5193 if (error) {
5194 ccb->ccb_h.status = CAM_UA_ABORT;
5195 } else {
5196 ccb->ccb_h.status = CAM_REQ_CMP;
5197 }
5198 break;
5199 default:
5200 ccb->ccb_h.status = CAM_REQ_INVALID;
5201 break;
5202 }
5203 /*
5204 * This is not a queued CCB, so the caller expects it to be
5205 * complete when control is returned.
5206 */
5207 break;
5208 }
5209#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS)
5210 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
5211 cts = &ccb->cts;
5212 if (!IS_CURRENT_SETTINGS(cts)) {
5213 ccb->ccb_h.status = CAM_REQ_INVALID;
5214 xpt_done(ccb);
5215 break;
5216 }
5217 tgt = cts->ccb_h.target_id;
5218 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path));
5219 if (IS_SCSI(isp)) {
5220 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
5221 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
5222 sdparam *sdp = SDPARAM(isp, bus);
5223 uint16_t *dptr;
5224
5225 if (spi->valid == 0 && scsi->valid == 0) {
5226 ccb->ccb_h.status = CAM_REQ_CMP;
5227 xpt_done(ccb);
5228 break;
5229 }
5230
5231 /*
5232 * We always update (internally) from goal_flags
5233 * so any request to change settings just gets
5234 * vectored to that location.
5235 */
5236 dptr = &sdp->isp_devparam[tgt].goal_flags;
5237
5238 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
5239 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0)
5240 *dptr |= DPARM_DISC;
5241 else
5242 *dptr &= ~DPARM_DISC;
5243 }
5244
5245 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
5246 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0)
5247 *dptr |= DPARM_TQING;
5248 else
5249 *dptr &= ~DPARM_TQING;
5250 }
5251
5252 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
5253 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT)
5254 *dptr |= DPARM_WIDE;
5255 else
5256 *dptr &= ~DPARM_WIDE;
5257 }
5258
5259 /*
5260 * XXX: FIX ME
5261 */
5262 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) {
5263 *dptr |= DPARM_SYNC;
5264 /*
5265 * XXX: CHECK FOR LEGALITY
5266 */
5267 sdp->isp_devparam[tgt].goal_period = spi->sync_period;
5268 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset;
5269 } else {
5270 *dptr &= ~DPARM_SYNC;
5271 }
5272 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags,
5273 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period);
5274 sdp->isp_devparam[tgt].dev_update = 1;
5275 sdp->update = 1;
5276 }
5277 ccb->ccb_h.status = CAM_REQ_CMP;
5278 xpt_done(ccb);
5279 break;
5280 case XPT_GET_TRAN_SETTINGS:
5281 cts = &ccb->cts;
5282 tgt = cts->ccb_h.target_id;
5283 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path));
5284 if (IS_FC(isp)) {
5285 fcparam *fcp = FCPARAM(isp, bus);
5286 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
5287 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc;
5288
5289 cts->protocol = PROTO_SCSI;
5290 cts->protocol_version = SCSI_REV_2;
5291 cts->transport = XPORT_FC;
5292 cts->transport_version = 0;
5293
5294 scsi->valid = CTS_SCSI_VALID_TQ;
5295 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
5296 fc->valid = CTS_FC_VALID_SPEED;
5297 fc->bitrate = 100000;
5298 fc->bitrate *= fcp->isp_gbspeed;
5299 if (tgt < MAX_FC_TARG) {
5300 fcportdb_t *lp = &fcp->portdb[tgt];
5301 fc->wwnn = lp->node_wwn;
5302 fc->wwpn = lp->port_wwn;
5303 fc->port = lp->portid;
5304 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT;
5305 }
5306 } else {
5307 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
5308 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
5309 sdparam *sdp = SDPARAM(isp, bus);
5310 uint16_t dval, pval, oval;
5311
5312 if (IS_CURRENT_SETTINGS(cts)) {
5313 sdp->isp_devparam[tgt].dev_refresh = 1;
5314 sdp->update = 1;
5315 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus);
5316 dval = sdp->isp_devparam[tgt].actv_flags;
5317 oval = sdp->isp_devparam[tgt].actv_offset;
5318 pval = sdp->isp_devparam[tgt].actv_period;
5319 } else {
5320 dval = sdp->isp_devparam[tgt].nvrm_flags;
5321 oval = sdp->isp_devparam[tgt].nvrm_offset;
5322 pval = sdp->isp_devparam[tgt].nvrm_period;
5323 }
5324
5325 cts->protocol = PROTO_SCSI;
5326 cts->protocol_version = SCSI_REV_2;
5327 cts->transport = XPORT_SPI;
5328 cts->transport_version = 2;
5329
5330 spi->valid = 0;
5331 scsi->valid = 0;
5332 spi->flags = 0;
5333 scsi->flags = 0;
5334 if (dval & DPARM_DISC) {
5335 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
5336 }
5337 if ((dval & DPARM_SYNC) && oval && pval) {
5338 spi->sync_offset = oval;
5339 spi->sync_period = pval;
5340 } else {
5341 spi->sync_offset = 0;
5342 spi->sync_period = 0;
5343 }
5344 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
5345 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
5346 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
5347 if (dval & DPARM_WIDE) {
5348 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
5349 } else {
5350 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
5351 }
5352 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
5353 scsi->valid = CTS_SCSI_VALID_TQ;
5354 if (dval & DPARM_TQING) {
5355 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
5356 }
5357 spi->valid |= CTS_SPI_VALID_DISC;
5358 }
5359 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM",
5360 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval);
5361 }
5362 ccb->ccb_h.status = CAM_REQ_CMP;
5363 xpt_done(ccb);
5364 break;
5365
5366 case XPT_CALC_GEOMETRY:
5367 cam_calc_geometry(&ccb->ccg, 1);
5368 xpt_done(ccb);
5369 break;
5370
5371 case XPT_RESET_BUS: /* Reset the specified bus */
5372 bus = cam_sim_bus(sim);
5373 error = isp_control(isp, ISPCTL_RESET_BUS, bus);
5374 if (error) {
5375 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
5376 xpt_done(ccb);
5377 break;
5378 }
5379 if (bootverbose) {
5380 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus);
5381 }
5382 if (IS_FC(isp)) {
5383 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0);
5384 } else {
5385 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0);
5386 }
5387 ccb->ccb_h.status = CAM_REQ_CMP;
5388 xpt_done(ccb);
5389 break;
5390
5391 case XPT_TERM_IO: /* Terminate the I/O process */
5392 ccb->ccb_h.status = CAM_REQ_INVALID;
5393 xpt_done(ccb);
5394 break;
5395
5396 case XPT_SET_SIM_KNOB: /* Set SIM knobs */
5397 {
5398 struct ccb_sim_knob *kp = &ccb->knob;
5399 fcparam *fcp;
5400
5401 if (!IS_FC(isp)) {
5402 ccb->ccb_h.status = CAM_REQ_INVALID;
5403 xpt_done(ccb);
5404 break;
5405 }
5406
5407 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path));
5408 fcp = FCPARAM(isp, bus);
5409
5410 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) {
5411 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn;
5412 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn;
5413 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn);
5414 }
5415 ccb->ccb_h.status = CAM_REQ_CMP;
5416 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) {
5417 int rchange = 0;
5418 int newrole = 0;
5419
5420 switch (kp->xport_specific.fc.role) {
5421 case KNOB_ROLE_NONE:
5422 if (fcp->role != ISP_ROLE_NONE) {
5423 rchange = 1;
5424 newrole = ISP_ROLE_NONE;
5425 }
5426 break;
5427 case KNOB_ROLE_TARGET:
5428 if (fcp->role != ISP_ROLE_TARGET) {
5429 rchange = 1;
5430 newrole = ISP_ROLE_TARGET;
5431 }
5432 break;
5433 case KNOB_ROLE_INITIATOR:
5434 if (fcp->role != ISP_ROLE_INITIATOR) {
5435 rchange = 1;
5436 newrole = ISP_ROLE_INITIATOR;
5437 }
5438 break;
5439 case KNOB_ROLE_BOTH:
5440#if 0
5441 if (fcp->role != ISP_ROLE_BOTH) {
5442 rchange = 1;
5443 newrole = ISP_ROLE_BOTH;
5444 }
5445#else
5446 /*
5447 * We don't really support dual role at present on FC cards.
5448 *
5449 * We should, but a bunch of things are currently broken,
5450 * so don't allow it.
5451 */
5452 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present");
5453 ccb->ccb_h.status = CAM_REQ_INVALID;
5454#endif
5455 break;
5456 }
5457 if (rchange) {
5458 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole);
5459#ifdef ISP_TARGET_MODE
5460 ISP_SET_PC(isp, bus, tm_enabled, 0);
5461 ISP_SET_PC(isp, bus, tm_luns_enabled, 0);
5462#endif
5463 if (isp_control(isp, ISPCTL_CHANGE_ROLE,
5464 bus, newrole) != 0) {
5465 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
5466 xpt_done(ccb);
5467 break;
5468 }
5469#ifdef ISP_TARGET_MODE
5470 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) {
5471 /*
5472 * Give the new role a chance to complain and settle
5473 */
5474 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2);
5475 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus);
5476 }
5477#endif
5478 }
5479 }
5480 xpt_done(ccb);
5481 break;
5482 }
5483 case XPT_GET_SIM_KNOB: /* Get SIM knobs */
5484 {
5485 struct ccb_sim_knob *kp = &ccb->knob;
5486
5487 if (IS_FC(isp)) {
5488 fcparam *fcp;
5489
5490 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path));
5491 fcp = FCPARAM(isp, bus);
5492
5493 kp->xport_specific.fc.wwnn = fcp->isp_wwnn;
5494 kp->xport_specific.fc.wwpn = fcp->isp_wwpn;
5495 switch (fcp->role) {
5496 case ISP_ROLE_NONE:
5497 kp->xport_specific.fc.role = KNOB_ROLE_NONE;
5498 break;
5499 case ISP_ROLE_TARGET:
5500 kp->xport_specific.fc.role = KNOB_ROLE_TARGET;
5501 break;
5502 case ISP_ROLE_INITIATOR:
5503 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR;
5504 break;
5505 case ISP_ROLE_BOTH:
5506 kp->xport_specific.fc.role = KNOB_ROLE_BOTH;
5507 break;
5508 }
5509 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE;
5510 ccb->ccb_h.status = CAM_REQ_CMP;
5511 } else {
5512 ccb->ccb_h.status = CAM_REQ_INVALID;
5513 }
5514 xpt_done(ccb);
5515 break;
5516 }
5517 case XPT_PATH_INQ: /* Path routing inquiry */
5518 {
5519 struct ccb_pathinq *cpi = &ccb->cpi;
5520
5521 cpi->version_num = 1;
5522#ifdef ISP_TARGET_MODE
5523 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
5524#else
5525 cpi->target_sprt = 0;
5526#endif
5527 cpi->hba_eng_cnt = 0;
5528 cpi->max_target = ISP_MAX_TARGETS(isp) - 1;
5529 cpi->max_lun = ISP_MAX_LUNS(isp) - 1;
5530 cpi->bus_id = cam_sim_bus(sim);
5531 if (isp->isp_osinfo.sixtyfourbit)
5532 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE;
5533 else
5534 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE;
5535
5536 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path));
5537 if (IS_FC(isp)) {
5538 fcparam *fcp = FCPARAM(isp, bus);
5539
5540 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
5541
5542 /*
5543 * Because our loop ID can shift from time to time,
5544 * make our initiator ID out of range of our bus.
5545 */
5546 cpi->initiator_id = cpi->max_target + 1;
5547
5548 /*
5549 * Set base transfer capabilities for Fibre Channel, for this HBA.
5550 */
5551 if (IS_25XX(isp)) {
5552 cpi->base_transfer_speed = 8000000;
5553 } else if (IS_24XX(isp)) {
5554 cpi->base_transfer_speed = 4000000;
5555 } else if (IS_23XX(isp)) {
5556 cpi->base_transfer_speed = 2000000;
5557 } else {
5558 cpi->base_transfer_speed = 1000000;
5559 }
5560 cpi->hba_inquiry = PI_TAG_ABLE;
5561 cpi->transport = XPORT_FC;
5562 cpi->transport_version = 0;
5563 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn;
5564 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn;
5565 cpi->xport_specific.fc.port = fcp->isp_portid;
5566 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000;
5567 } else {
5568 sdparam *sdp = SDPARAM(isp, bus);
5569 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
5570 cpi->hba_misc = PIM_UNMAPPED;
5571 cpi->initiator_id = sdp->isp_initiator_id;
5572 cpi->base_transfer_speed = 3300;
5573 cpi->transport = XPORT_SPI;
5574 cpi->transport_version = 2;
5575 }
5576 cpi->protocol = PROTO_SCSI;
5577 cpi->protocol_version = SCSI_REV_2;
5578 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
5579 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN);
5580 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
5581 cpi->unit_number = cam_sim_unit(sim);
5582 cpi->ccb_h.status = CAM_REQ_CMP;
5583 xpt_done(ccb);
5584 break;
5585 }
5586 default:
5587 ccb->ccb_h.status = CAM_REQ_INVALID;
5588 xpt_done(ccb);
5589 break;
5590 }
5591}
5592
5593#define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB)
5594
5595void
5596isp_done(XS_T *sccb)
5597{
5598 ispsoftc_t *isp = XS_ISP(sccb);
5599 uint32_t status;
5600
5601 if (XS_NOERR(sccb))
5602 XS_SETERR(sccb, CAM_REQ_CMP);
5603
5604 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) {
5605 sccb->ccb_h.status &= ~CAM_STATUS_MASK;
5606 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) {
5607 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL;
5608 } else {
5609 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
5610 }
5611 }
5612
5613 sccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5614 status = sccb->ccb_h.status & CAM_STATUS_MASK;
5615 if (status != CAM_REQ_CMP) {
5616 if (status != CAM_SEL_TIMEOUT)
5617 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);
5618 else if ((IS_FC(isp))
5619 && (XS_TGT(sccb) < MAX_FC_TARG)) {
5620 fcparam *fcp;
5621
5622 fcp = FCPARAM(isp, XS_CHANNEL(sccb));
5623 fcp->portdb[XS_TGT(sccb)].reported_gone = 1;
5624 }
5625 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) {
5626 sccb->ccb_h.status |= CAM_DEV_QFRZN;
5627 xpt_freeze_devq(sccb->ccb_h.path, 1);
5628 }
5629 }
5630
5631 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
5632 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status);
5633 }
5634
5635 if (ISP_PCMD(sccb)) {
5636 if (callout_active(&PISP_PCMD(sccb)->wdog))
5637 callout_stop(&PISP_PCMD(sccb)->wdog);
5638 isp_free_pcmd(isp, (union ccb *) sccb);
5639 }
5640 xpt_done((union ccb *) sccb);
5641}
5642
5643void
5644isp_async(ispsoftc_t *isp, ispasync_t cmd, ...)
5645{
5646 int bus, now;
5647 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x";
5648 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x";
5649 char buf[64];
5650 char *msg = NULL;
5651 target_id_t tgt;
5652 fcportdb_t *lp;
5653 struct isp_fc *fc;
5654 struct cam_path *tmppath;
5655 va_list ap;
5656
5657 switch (cmd) {
5658 case ISPASYNC_NEW_TGT_PARAMS:
5659 {
5660 struct ccb_trans_settings_scsi *scsi;
5661 struct ccb_trans_settings_spi *spi;
5662 int flags, tgt;
5663 sdparam *sdp;
5664 struct ccb_trans_settings cts;
5665
5666 memset(&cts, 0, sizeof (struct ccb_trans_settings));
5667
5668 va_start(ap, cmd);
5669 bus = va_arg(ap, int);
5670 tgt = va_arg(ap, int);
5671 va_end(ap);
5672 sdp = SDPARAM(isp, bus);
5673
5674 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
5675 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus);
5676 break;
5677 }
5678 flags = sdp->isp_devparam[tgt].actv_flags;
5679 cts.type = CTS_TYPE_CURRENT_SETTINGS;
5680 cts.protocol = PROTO_SCSI;
5681 cts.transport = XPORT_SPI;
5682
5683 scsi = &cts.proto_specific.scsi;
5684 spi = &cts.xport_specific.spi;
5685
5686 if (flags & DPARM_TQING) {
5687 scsi->valid |= CTS_SCSI_VALID_TQ;
5688 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
5689 }
5690
5691 if (flags & DPARM_DISC) {
5692 spi->valid |= CTS_SPI_VALID_DISC;
5693 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
5694 }
5695 spi->flags |= CTS_SPI_VALID_BUS_WIDTH;
5696 if (flags & DPARM_WIDE) {
5697 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
5698 } else {
5699 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
5700 }
5701 if (flags & DPARM_SYNC) {
5702 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
5703 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
5704 spi->sync_period = sdp->isp_devparam[tgt].actv_period;
5705 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset;
5706 }
5707 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);
5708 xpt_setup_ccb(&cts.ccb_h, tmppath, 1);
5709 xpt_async(AC_TRANSFER_NEG, tmppath, &cts);
5710 xpt_free_path(tmppath);
5711 break;
5712 }
5713 case ISPASYNC_BUS_RESET:
5714 {
5715 va_start(ap, cmd);
5716 bus = va_arg(ap, int);
5717 va_end(ap);
5718 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus);
5719 if (IS_FC(isp)) {
5720 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL);
5721 } else {
5722 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL);
5723 }
5724 break;
5725 }
5726 case ISPASYNC_LIP:
5727 if (msg == NULL) {
5728 msg = "LIP Received";
5729 }
5730 /* FALLTHROUGH */
5731 case ISPASYNC_LOOP_RESET:
5732 if (msg == NULL) {
5733 msg = "LOOP Reset";
5734 }
5735 /* FALLTHROUGH */
5736 case ISPASYNC_LOOP_DOWN:
5737 {
5738 if (msg == NULL) {
5739 msg = "LOOP Down";
5740 }
5741 va_start(ap, cmd);
5742 bus = va_arg(ap, int);
5743 va_end(ap);
5744
5745 FCPARAM(isp, bus)->link_active = 0;
5746
5747 fc = ISP_FC_PC(isp, bus);
5748 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) {
5749 /*
5750 * We don't do any simq freezing if we are only in target mode
5751 */
5752 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) {
5753 if (fc->path) {
5754 isp_freeze_loopdown(isp, bus, msg);
5755 }
5756 if (!callout_active(&fc->ldt)) {
5757 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc);
5758 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime);
5759 }
5760 }
5761 }
5762 isp_fcp_reset_crn(fc, /*tgt*/0, /*tgt_set*/ 0);
5763
5764 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg);
5765 break;
5766 }
5767 case ISPASYNC_LOOP_UP:
5768 va_start(ap, cmd);
5769 bus = va_arg(ap, int);
5770 va_end(ap);
5771 fc = ISP_FC_PC(isp, bus);
5772 /*
5773 * Now we just note that Loop has come up. We don't
5774 * actually do anything because we're waiting for a
5775 * Change Notify before activating the FC cleanup
5776 * thread to look at the state of the loop again.
5777 */
5778 FCPARAM(isp, bus)->link_active = 1;
5779 fc->loop_dead = 0;
5780 fc->loop_down_time = 0;
5781 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus);
5782 break;
5783 case ISPASYNC_DEV_ARRIVED:
5784 va_start(ap, cmd);
5785 bus = va_arg(ap, int);
5786 lp = va_arg(ap, fcportdb_t *);
5787 va_end(ap);
5788 fc = ISP_FC_PC(isp, bus);
5789 lp->announced = 0;
5790 lp->gone_timer = 0;
5791 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) {
5792 lp->dev_map_idx = (lp - FCPARAM(isp, bus)->portdb) + 1;
5793 }
5794 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
5795 if (lp->dev_map_idx) {
5796 tgt = lp->dev_map_idx - 1;
5797 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5798 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1);
5799 isp_make_here(isp, lp, bus, tgt);
5800 } else {
5801 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5802 }
5803 break;
5804 case ISPASYNC_DEV_CHANGED:
5805 va_start(ap, cmd);
5806 bus = va_arg(ap, int);
5807 lp = va_arg(ap, fcportdb_t *);
5808 va_end(ap);
5809 fc = ISP_FC_PC(isp, bus);
5810 lp->announced = 0;
5811 lp->gone_timer = 0;
5812 if (isp_change_is_bad) {
5813 lp->state = FC_PORTDB_STATE_NIL;
5814 if (lp->dev_map_idx) {
5815 tgt = lp->dev_map_idx - 1;
5816 lp->dev_map_idx = 0;
5817 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad");
5818 isp_make_gone(isp, lp, bus, tgt);
5819 } else {
5820 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
5821 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed",
5822 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5823 }
5824 } else {
5825 lp->portid = lp->new_portid;
5826 lp->prli_word3 = lp->new_prli_word3;
5827 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
5828 if (lp->dev_map_idx) {
5829 tgt = lp->dev_map_idx - 1;
5830 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt,
5831 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5832 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1);
5833 } else {
5834 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5835 }
5836 }
5837 break;
5838 case ISPASYNC_DEV_STAYED:
5839 va_start(ap, cmd);
5840 bus = va_arg(ap, int);
5841 lp = va_arg(ap, fcportdb_t *);
5842 va_end(ap);
5843 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
5844 if (lp->dev_map_idx) {
5845 fc = ISP_FC_PC(isp, bus);
5846 tgt = lp->dev_map_idx - 1;
5847 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt,
5848 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5849 /*
5850 * Only issue a rescan if we've actually reported
5851 * that this device is gone.
5852 */
5853 if (lp->reported_gone != 0) {
5854 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "rescanned at", tgt,
5855 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5856 isp_make_here(isp, lp, bus, tgt);
5857 }
5858 } else {
5859 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed",
5860 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5861 }
5862 break;
5863 case ISPASYNC_DEV_GONE:
5864 va_start(ap, cmd);
5865 bus = va_arg(ap, int);
5866 lp = va_arg(ap, fcportdb_t *);
5867 now = va_arg(ap, int);
5868 va_end(ap);
5869 fc = ISP_FC_PC(isp, bus);
5870 /*
5871 * If this has a virtual target and we haven't marked it
5872 * that we're going to have isp_gdt tell the OS it's gone,
5873 * set the isp_gdt timer running on it.
5874 *
5875 * If it isn't marked that isp_gdt is going to get rid of it,
5876 * announce that it's gone.
5877 *
5878 */
5879 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3);
5880 if (lp->dev_map_idx && lp->announced == 0 && now) {
5881 lp->announced = 1;
5882 tgt = lp->dev_map_idx - 1;
5883 lp->dev_map_idx = 0;
5884 isp_make_gone(isp, lp, bus, tgt);
5885 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "gone at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5886 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1);
5887 } else if (lp->dev_map_idx && lp->announced == 0) {
5888 lp->announced = 1;
5889 lp->state = FC_PORTDB_STATE_ZOMBIE;
5890 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time;
5891 if (fc->ready && !callout_active(&fc->gdt)) {
5892 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime);
5893 callout_reset(&fc->gdt, hz, isp_gdt, fc);
5894 }
5895 tgt = lp->dev_map_idx - 1;
5896 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5897 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1);
5898 } else if (lp->announced == 0) {
5899 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn);
5900 }
5901 break;
5902 case ISPASYNC_CHANGE_NOTIFY:
5903 {
5904 char *msg;
5905 int evt, nphdl, nlstate, reason;
5906
5907 va_start(ap, cmd);
5908 bus = va_arg(ap, int);
5909 evt = va_arg(ap, int);
5910 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) {
5911 nphdl = va_arg(ap, int);
5912 nlstate = va_arg(ap, int);
5913 reason = va_arg(ap, int);
5914 } else {
5915 nphdl = NIL_HANDLE;
5916 nlstate = reason = 0;
5917 }
5918 va_end(ap);
5919 fc = ISP_FC_PC(isp, bus);
5920
5921 if (evt == ISPASYNC_CHANGE_PDB) {
5922 msg = "Chan %d Port Database Changed";
5923 } else if (evt == ISPASYNC_CHANGE_SNS) {
5924 msg = "Chan %d Name Server Database Changed";
5925 } else {
5926 msg = "Chan %d Other Change Notify";
5927 }
5928
5929 /*
5930 * If the loop down timer is running, cancel it.
5931 */
5932 if (fc->ready && callout_active(&fc->ldt)) {
5933 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime);
5934 callout_stop(&fc->ldt);
5935 }
5936 isp_prt(isp, ISP_LOGINFO, msg, bus);
5937 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) {
5938 isp_freeze_loopdown(isp, bus, msg);
5939 }
5940 wakeup(fc);
5941 break;
5942 }
5943#ifdef ISP_TARGET_MODE
5944 case ISPASYNC_TARGET_NOTIFY:
5945 {
5946 isp_notify_t *notify;
5947 va_start(ap, cmd);
5948 notify = va_arg(ap, isp_notify_t *);
5949 va_end(ap);
5950 switch (notify->nt_ncode) {
5951 case NT_ABORT_TASK:
5952 case NT_ABORT_TASK_SET:
5953 case NT_CLEAR_ACA:
5954 case NT_CLEAR_TASK_SET:
5955 case NT_LUN_RESET:
5956 case NT_TARGET_RESET:
5957 /*
5958 * These are task management functions.
5959 */
5960 isp_handle_platform_target_tmf(isp, notify);
5961 break;
5962 case NT_BUS_RESET:
5963 case NT_LIP_RESET:
5964 case NT_LINK_UP:
5965 case NT_LINK_DOWN:
5966 /*
5967 * No action need be taken here.
5968 */
5969 break;
5970 case NT_HBA_RESET:
5971 isp_del_all_wwn_entries(isp, ISP_NOCHAN);
5972 break;
5973 case NT_GLOBAL_LOGOUT:
5974 case NT_LOGOUT:
5975 /*
5976 * This is device arrival/departure notification
5977 */
5978 isp_handle_platform_target_notify_ack(isp, notify);
5979 break;
5980 case NT_ARRIVED:
5981 {
5982 struct ac_contract ac;
5983 struct ac_device_changed *fc;
5984
5985 ac.contract_number = AC_CONTRACT_DEV_CHG;
5986 fc = (struct ac_device_changed *) ac.contract_data;
5987 fc->wwpn = notify->nt_wwn;
5988 fc->port = notify->nt_sid;
5989 fc->target = notify->nt_nphdl;
5990 fc->arrived = 1;
5991 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac);
5992 break;
5993 }
5994 case NT_DEPARTED:
5995 {
5996 struct ac_contract ac;
5997 struct ac_device_changed *fc;
5998
5999 ac.contract_number = AC_CONTRACT_DEV_CHG;
6000 fc = (struct ac_device_changed *) ac.contract_data;
6001 fc->wwpn = notify->nt_wwn;
6002 fc->port = notify->nt_sid;
6003 fc->target = notify->nt_nphdl;
6004 fc->arrived = 0;
6005 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac);
6006 break;
6007 }
6008 default:
6009 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode);
6010 isp_handle_platform_target_notify_ack(isp, notify);
6011 break;
6012 }
6013 break;
6014 }
6015 case ISPASYNC_TARGET_NOTIFY_ACK:
6016 {
6017 void *inot;
6018 va_start(ap, cmd);
6019 inot = va_arg(ap, void *);
6020 va_end(ap);
6021 if (isp_notify_ack(isp, inot)) {
6022 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT);
6023 if (tp) {
6024 tp->isp = isp;
6025 if (inot) {
6026 memcpy(tp->data, inot, sizeof (tp->data));
6027 tp->not = tp->data;
6028 } else {
6029 tp->not = NULL;
6030 }
6031 callout_init_mtx(&tp->timer, &isp->isp_lock, 0);
6032 callout_reset(&tp->timer, 5,
6033 isp_refire_notify_ack, tp);
6034 } else {
6035 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire");
6036 }
6037 }
6038 break;
6039 }
6040 case ISPASYNC_TARGET_ACTION:
6041 {
6042 isphdr_t *hp;
6043
6044 va_start(ap, cmd);
6045 hp = va_arg(ap, isphdr_t *);
6046 va_end(ap);
6047 switch (hp->rqs_entry_type) {
6048 default:
6049 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type);
6050 break;
6051 case RQSTYPE_NOTIFY:
6052 if (IS_SCSI(isp)) {
6053 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp);
6054 } else if (IS_24XX(isp)) {
6055 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp);
6056 } else {
6057 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp);
6058 }
6059 break;
6060 case RQSTYPE_ATIO:
6061 if (IS_24XX(isp)) {
6062 isp_handle_platform_atio7(isp, (at7_entry_t *) hp);
6063 } else {
6064 isp_handle_platform_atio(isp, (at_entry_t *) hp);
6065 }
6066 break;
6067 case RQSTYPE_ATIO2:
6068 isp_handle_platform_atio2(isp, (at2_entry_t *) hp);
6069 break;
6070 case RQSTYPE_CTIO7:
6071 case RQSTYPE_CTIO3:
6072 case RQSTYPE_CTIO2:
6073 case RQSTYPE_CTIO:
6074 isp_handle_platform_ctio(isp, hp);
6075 break;
6076 case RQSTYPE_ABTS_RCVD:
6077 {
6078 abts_t *abts = (abts_t *)hp;
6079 isp_notify_t notify, *nt = &notify;
6080 tstate_t *tptr;
6081 fcportdb_t *lp;
6082 uint16_t chan;
6083 uint32_t sid, did;
6084
6085 did = (abts->abts_did_hi << 16) | abts->abts_did_lo;
6086 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo;
6087 ISP_MEMZERO(nt, sizeof (isp_notify_t));
6088
6089 nt->nt_hba = isp;
6090 nt->nt_did = did;
6091 nt->nt_nphdl = abts->abts_nphdl;
6092 nt->nt_sid = sid;
6093 isp_find_chan_by_did(isp, did, &chan);
6094 if (chan == ISP_NOCHAN) {
6095 nt->nt_tgt = TGT_ANY;
6096 } else {
6097 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn;
6098 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) {
6099 nt->nt_wwn = lp->port_wwn;
6100 } else {
6101 nt->nt_wwn = INI_ANY;
6102 }
6103 }
6104 /*
6105 * Try hard to find the lun for this command.
6106 */
6107 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task);
6108 if (tptr) {
6109 nt->nt_lun = tptr->ts_lun;
6110 rls_lun_statep(isp, tptr);
6111 } else {
6112 nt->nt_lun = LUN_ANY;
6113 }
6114 nt->nt_need_ack = 1;
6115 nt->nt_tagval = abts->abts_rxid_task;
6116 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32);
6117 if (abts->abts_rxid_task == ISP24XX_NO_TASK) {
6118 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)",
6119 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id);
6120 } else {
6121 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)",
6122 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id);
6123 }
6124 nt->nt_channel = chan;
6125 nt->nt_ncode = NT_ABORT_TASK;
6126 nt->nt_lreserved = hp;
6127 isp_handle_platform_target_tmf(isp, nt);
6128 break;
6129 }
6130 case RQSTYPE_ENABLE_LUN:
6131 case RQSTYPE_MODIFY_LUN:
6132 isp_ledone(isp, (lun_entry_t *) hp);
6133 break;
6134 }
6135 break;
6136 }
6137#endif
6138 case ISPASYNC_FW_CRASH:
6139 {
6140 uint16_t mbox1, mbox6;
6141 mbox1 = ISP_READ(isp, OUTMAILBOX1);
6142 if (IS_DUALBUS(isp)) {
6143 mbox6 = ISP_READ(isp, OUTMAILBOX6);
6144 } else {
6145 mbox6 = 0;
6146 }
6147 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1);
6148 mbox1 = isp->isp_osinfo.mbox_sleep_ok;
6149 isp->isp_osinfo.mbox_sleep_ok = 0;
6150 isp_reinit(isp, 1);
6151 isp->isp_osinfo.mbox_sleep_ok = mbox1;
6152 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL);
6153 break;
6154 }
6155 default:
6156 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd);
6157 break;
6158 }
6159}
6160
6161
6162/*
6163 * Locks are held before coming here.
6164 */
6165void
6166isp_uninit(ispsoftc_t *isp)
6167{
6168 if (IS_24XX(isp)) {
6169 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
6170 } else {
6171 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
6172 }
6173 ISP_DISABLE_INTS(isp);
6174}
6175
6176/*
6177 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them
6178 * up from our platform default (defww{p|n}n) and morph them based upon
6179 * channel.
6180 *
6181 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them
6182 * based upon channel.
6183 */
6184
6185uint64_t
6186isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn)
6187{
6188 uint64_t seed;
6189 struct isp_fc *fc = ISP_FC_PC(isp, chan);
6190
6191 /*
6192 * If we're asking for a active WWN, the default overrides get
6193 * returned, otherwise the NVRAM value is picked.
6194 *
6195 * If we're asking for a default WWN, we just pick the default override.
6196 */
6197 if (isactive) {
6198 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn;
6199 if (seed) {
6200 return (seed);
6201 }
6202 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram;
6203 if (seed) {
6204 return (seed);
6205 }
6206 return (0x400000007F000009ull);
6207 }
6208
6209 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn;
6210
6211 /*
6212 * For channel zero just return what we have. For either ACTIVE or
6213 * DEFAULT cases, we depend on default override of NVRAM values for
6214 * channel zero.
6215 */
6216 if (chan == 0) {
6217 return (seed);
6218 }
6219
6220 /*
6221 * For other channels, we are doing one of three things:
6222 *
6223 * 1. If what we have now is non-zero, return it. Otherwise we morph
6224 * values from channel 0. 2. If we're here for a WWPN we synthesize
6225 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a
6226 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA.
6227 */
6228
6229 if (seed) {
6230 return (seed);
6231 }
6232 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn;
6233 if (seed == 0)
6234 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram;
6235
6236 if (((seed >> 60) & 0xf) == 2) {
6237 /*
6238 * The type 2 NAA fields for QLogic cards appear be laid out
6239 * thusly:
6240 *
6241 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56
6242 * port (1) or node (0) WWN distinguishor bit 48
6243 * physical port on dual-port chips (23XX/24XX)
6244 *
6245 * This is somewhat nutty, particularly since bit 48 is
6246 * irrelevant as they assign separate serial numbers to
6247 * different physical ports anyway.
6248 *
6249 * We'll stick our channel number plus one first into bits
6250 * 57..59 and thence into bits 52..55 which allows for 8 bits
6251 * of channel which is comfortably more than our maximum
6252 * (126) now.
6253 */
6254 seed &= ~0x0FF0000000000000ULL;
6255 if (iswwnn == 0) {
6256 seed |= ((uint64_t) (chan + 1) & 0xf) << 56;
6257 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52;
6258 }
6259 } else {
6260 seed = 0;
6261 }
6262 return (seed);
6263}
6264
6265void
6266isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...)
6267{
6268 int loc;
6269 char lbuf[200];
6270 va_list ap;
6271
6272 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) {
6273 return;
6274 }
6275 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev));
6276 loc = strlen(lbuf);
6277 va_start(ap, fmt);
6278 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap);
6279 va_end(ap);
6280 printf("%s\n", lbuf);
6281}
6282
6283void
6284isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...)
6285{
6286 va_list ap;
6287 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) {
6288 return;
6289 }
6290 xpt_print_path(xs->ccb_h.path);
6291 va_start(ap, fmt);
6292 vprintf(fmt, ap);
6293 va_end(ap);
6294 printf("\n");
6295}
6296
6297uint64_t
6298isp_nanotime_sub(struct timespec *b, struct timespec *a)
6299{
6300 uint64_t elapsed;
6301 struct timespec x = *b;
6302 timespecsub(&x, a);
6303 elapsed = GET_NANOSEC(&x);
6304 if (elapsed == 0)
6305 elapsed++;
6306 return (elapsed);
6307}
6308
6309int
6310isp_mbox_acquire(ispsoftc_t *isp)
6311{
6312 if (isp->isp_osinfo.mboxbsy) {
6313 return (1);
6314 } else {
6315 isp->isp_osinfo.mboxcmd_done = 0;
6316 isp->isp_osinfo.mboxbsy = 1;
6317 return (0);
6318 }
6319}
6320
6321void
6322isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp)
6323{
6324 unsigned int usecs = mbp->timeout;
6325 unsigned int max, olim, ilim;
6326
6327 if (usecs == 0) {
6328 usecs = MBCMD_DEFAULT_TIMEOUT;
6329 }
6330 max = isp->isp_mbxwrk0 + 1;
6331
6332 if (isp->isp_osinfo.mbox_sleep_ok) {
6333 unsigned int ms = (usecs + 999) / 1000;
6334
6335 isp->isp_osinfo.mbox_sleep_ok = 0;
6336 isp->isp_osinfo.mbox_sleeping = 1;
6337 for (olim = 0; olim < max; olim++) {
6338 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms));
6339 if (isp->isp_osinfo.mboxcmd_done) {
6340 break;
6341 }
6342 }
6343 isp->isp_osinfo.mbox_sleep_ok = 1;
6344 isp->isp_osinfo.mbox_sleeping = 0;
6345 } else {
6346 for (olim = 0; olim < max; olim++) {
6347 for (ilim = 0; ilim < usecs; ilim += 100) {
6348 uint32_t isr;
6349 uint16_t sema, mbox;
6350 if (isp->isp_osinfo.mboxcmd_done) {
6351 break;
6352 }
6353 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
6354 isp_intr(isp, isr, sema, mbox);
6355 if (isp->isp_osinfo.mboxcmd_done) {
6356 break;
6357 }
6358 }
6359 ISP_DELAY(100);
6360 }
6361 if (isp->isp_osinfo.mboxcmd_done) {
6362 break;
6363 }
6364 }
6365 }
6366 if (isp->isp_osinfo.mboxcmd_done == 0) {
6367 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)",
6368 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno);
6369 mbp->param[0] = MBOX_TIMEOUT;
6370 isp->isp_osinfo.mboxcmd_done = 1;
6371 }
6372}
6373
6374void
6375isp_mbox_notify_done(ispsoftc_t *isp)
6376{
6377 if (isp->isp_osinfo.mbox_sleeping) {
6378 wakeup(&isp->isp_mbxworkp);
6379 }
6380 isp->isp_osinfo.mboxcmd_done = 1;
6381}
6382
6383void
6384isp_mbox_release(ispsoftc_t *isp)
6385{
6386 isp->isp_osinfo.mboxbsy = 0;
6387}
6388
6389int
6390isp_fc_scratch_acquire(ispsoftc_t *isp, int chan)
6391{
6392 int ret = 0;
6393 if (isp->isp_osinfo.pc.fc[chan].fcbsy) {
6394 ret = -1;
6395 } else {
6396 isp->isp_osinfo.pc.fc[chan].fcbsy = 1;
6397 }
6398 return (ret);
6399}
6400
6401int
6402isp_mstohz(int ms)
6403{
6404 int hz;
6405 struct timeval t;
6406 t.tv_sec = ms / 1000;
6407 t.tv_usec = (ms % 1000) * 1000;
6408 hz = tvtohz(&t);
6409 if (hz < 0) {
6410 hz = 0x7fffffff;
6411 }
6412 if (hz == 0) {
6413 hz = 1;
6414 }
6415 return (hz);
6416}
6417
6418void
6419isp_platform_intr(void *arg)
6420{
6421 ispsoftc_t *isp = arg;
6422 uint32_t isr;
6423 uint16_t sema, mbox;
6424
6425 ISP_LOCK(isp);
6426 isp->isp_intcnt++;
6427 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) {
6428 isp->isp_intbogus++;
6429 } else {
6430 isp_intr(isp, isr, sema, mbox);
6431 }
6432 ISP_UNLOCK(isp);
6433}
6434
6435void
6436isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl)
6437{
6438 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
6439 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD);
6440 } else {
6441 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE);
6442 }
6443 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap);
6444}
6445
6446/*
6447 * Reset the command reference number for all LUNs on a specific target
6448 * (needed when a target arrives again) or for all targets on a port
6449 * (needed for events like a LIP).
6450 */
6451void
6452isp_fcp_reset_crn(struct isp_fc *fc, uint32_t tgt, int tgt_set)
6453{
6454 int i;
6455 struct isp_nexus *nxp;
6456
6457 if (tgt_set == 0)
6458 isp_prt(fc->isp, ISP_LOG_SANCFG, "resetting CRN on all targets");
6459 else
6460 isp_prt(fc->isp, ISP_LOG_SANCFG, "resetting CRN target %u", tgt);
6461
6462 for (i = 0; i < NEXUS_HASH_WIDTH; i++) {
6463 nxp = fc->nexus_hash[i];
6464 while (nxp) {
6465 if ((tgt_set != 0) && (tgt == nxp->tgt))
6466 nxp->crnseed = 0;
6467
6468 nxp = nxp->next;
6469 }
6470 }
6471}
6472
6473int
6474isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd)
6475{
6476 uint32_t chan, tgt, lun;
6477 struct isp_fc *fc;
6478 struct isp_nexus *nxp;
6479 int idx;
6480
6481 if (isp->isp_type < ISP_HA_FC_2300)
6482 return (0);
6483
6484 chan = XS_CHANNEL(cmd);
6485 tgt = XS_TGT(cmd);
6486 lun = XS_LUN(cmd);
6487 fc = &isp->isp_osinfo.pc.fc[chan];
6488 idx = NEXUS_HASH(tgt, lun);
6489 nxp = fc->nexus_hash[idx];
6490
6491 while (nxp) {
6492 if (nxp->tgt == tgt && nxp->lun == lun)
6493 break;
6494 nxp = nxp->next;
6495 }
6496 if (nxp == NULL) {
6497 nxp = fc->nexus_free_list;
6498 if (nxp == NULL) {
6499 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT);
6500 if (nxp == NULL) {
6501 return (-1);
6502 }
6503 } else {
6504 fc->nexus_free_list = nxp->next;
6505 }
6506 nxp->tgt = tgt;
6507 nxp->lun = lun;
6508 nxp->next = fc->nexus_hash[idx];
6509 fc->nexus_hash[idx] = nxp;
6510 }
6511 if (nxp) {
6512 if (nxp->crnseed == 0)
6513 nxp->crnseed = 1;
6514 if (cmd)
6515 PISP_PCMD(cmd)->crn = nxp->crnseed;
6516 *crnp = nxp->crnseed++;
6517 return (0);
6518 }
6519 return (-1);
6520}
6521
6522/*
6523 * We enter with the lock held
6524 */
6525void
6526isp_timer(void *arg)
6527{
6528 ispsoftc_t *isp = arg;
6529#ifdef ISP_TARGET_MODE
6530 isp_tmcmd_restart(isp);
6531#endif
6532 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp);
6533}
6534
6535isp_ecmd_t *
6536isp_get_ecmd(ispsoftc_t *isp)
6537{
6538 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free;
6539 if (ecmd) {
6540 isp->isp_osinfo.ecmd_free = ecmd->next;
6541 }
6542 return (ecmd);
6543}
6544
6545void
6546isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd)
6547{
6548 ecmd->next = isp->isp_osinfo.ecmd_free;
6549 isp->isp_osinfo.ecmd_free = ecmd;
6550}