1 /*
2 * This file and its contents are supplied under the terms of the
3 * Common Development and Distribution License ("CDDL"), version 1.0.
4 * You may only use this file in accordance with the terms of version
5 * 1.0 of the CDDL.
6 *
7 * A full copy of the text of the CDDL should have accompanied this
8 * source. A copy of the CDDL is also available via the Internet at
9 * http://www.illumos.org/license/CDDL.
10 */
11
12 /*
13 * Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
14 */
15
16 #include "cpqary3.h"
17
18 /*
19 * Local Autoconfiguration Function Prototype Declations
20 */
21
22 int cpqary3_attach(dev_info_t *, ddi_attach_cmd_t);
23 int cpqary3_detach(dev_info_t *, ddi_detach_cmd_t);
24 int cpqary3_ioctl(dev_t, int, intptr_t, int, cred_t *, int *);
25
26 /*
27 * Local Functions Definitions
28 */
29
30 static void cpqary3_cleanup(cpqary3_t *, uint32_t);
31 static uint8_t cpqary3_update_ctlrdetails(cpqary3_t *, uint32_t *);
32 int8_t cpqary3_detect_target_geometry(cpqary3_t *);
33
34 /*
35 * External Variable Definitions
36 */
37
38 extern cpqary3_driver_info_t gdriver_info;
39
40 /*
41 * Global Variables Definitions
42 */
43
44 static char cpqary3_brief[] = "HP Smart Array Driver";
45 void *cpqary3_state;
46
47 /* HPQaculi Changes */
48
49 /*
50 * HBA minor number schema
51 *
52 * The minor numbers for any minor device nodes that we create are
53 * governed by the SCSA framework. We use the macros below to
54 * fabricate minor numbers for nodes that we own.
55 *
56 * See sys/impl/transport.h for more info.
57 */
58
59 /* Macro to extract interface from minor number */
60 #define CPQARY3_MINOR2INTERFACE(_x) ((_x) & (TRAN_MINOR_MASK))
61
62 /* Base of range assigned to HBAs: */
63 #define SCSA_MINOR_HBABASE (32)
64
65 /* Our minor nodes: */
66 #define CPQARY3_MINOR (0 + SCSA_MINOR_HBABASE)
67
68 /* Convenience macros to convert device instances to minor numbers */
69 #define CPQARY3_INST2x(_i, _x) (((_i) << INST_MINOR_SHIFT) | (_x))
70 #define CPQARY3_INST2CPQARY3(_i) CPQARY3_INST2x(_i, CPQARY3_MINOR)
71
72 /* HPQacucli Changes */
73
74 /*
75 * The Driver DMA Limit structure.
76 * Data used for SMART Integrated Array Controller shall be used.
77 */
78
79 ddi_dma_attr_t cpqary3_dma_attr = {
80 DMA_ATTR_V0, /* ddi_dma_attr version */
81 0, /* Low Address */
82 0xFFFFFFFFFFFFFFFF, /* High Address */
83 0x00FFFFFF, /* Max DMA Counter register */
84 0x20, /* Byte Alignment */
85 0x20, /* Burst Sizes : 32 Byte */
86 DMA_UNIT_8, /* Minimum DMA xfer Size */
87 0xFFFFFFFF, /* Maximum DMA xfer Size */
88 /*
89 * Segment boundary restrictions
90 * The addr should not cross 4GB boundry.
91 * This is required to address an issue
92 * in the Surge ASIC, with earlier FW versions.
93 */
94 0xFFFFFFFF,
95 CPQARY3_SG_CNT, /* Scatter/Gather List Length */
96 512, /* Device Granularity */
97 0 /* DMA flags */
98 };
99
100 /*
101 * The Device Access Attribute Structure.
102 */
103
104 ddi_device_acc_attr_t cpqary3_dev_attributes = {
105 DDI_DEVICE_ATTR_V0,
106 DDI_STRUCTURE_LE_ACC,
107 DDI_STRICTORDER_ACC
108 };
109
110 /*
111 * Character-Block Operations Structure
112 */
113
114 static struct cb_ops cpqary3_cb_ops = {
115 /* HPQacucli Changes */
116 scsi_hba_open,
117 scsi_hba_close,
118 /* HPQacucli Changes */
119 nodev, /* cb_strategy */
120 nodev, /* cb_print */
121 nodev, /* cb_dump */
122 nodev, /* cb_read */
123 nodev, /* cb_write */
124 cpqary3_ioctl, /* cb_ioctl */
125 nodev, /* cb_devmap */
126 nodev, /* cb_mmap */
127 nodev, /* cb_segmap */
128 nochpoll, /* cb_chpoll */
129 ddi_prop_op, /* cb_prop_op */
130 NULL, /* cb_stream */
131 (int)(D_NEW|D_MP), /* cb_flag */
132 CB_REV,
133 nodev,
134 nodev
135 };
136
137 /*
138 * Device Operations Structure
139 */
140
141 static struct dev_ops cpqary3_dev_ops = {
142 DEVO_REV, /* Driver Build Version */
143 0, /* Driver reference count */
144 nodev, /* Get Info */
145 nulldev, /* Identify not required */
146 nulldev, /* Probe, obselete for s2.6 and up */
147 cpqary3_attach, /* Attach routine */
148 cpqary3_detach, /* Detach routine */
149 nodev, /* Reset */
150 &cpqary3_cb_ops, /* Entry Points for C&B drivers */
151 NULL, /* Bus ops */
152 nodev /* cpqary3_power */
153 };
154
155 /*
156 * Linkage structures
157 */
158
159 static struct modldrv cpqary3_modldrv = {
160 &mod_driverops, /* Module Type - driver */
161 cpqary3_brief, /* Driver Desc */
162 &cpqary3_dev_ops /* Driver Ops */
163 };
164
165 static struct modlinkage cpqary3_modlinkage = {
166 MODREV_1, /* Loadable module rev. no. */
167 &cpqary3_modldrv, /* Loadable module */
168 NULL /* end */
169 };
170
171
172 /*
173 * Function : _init
174 * Description : This routine allocates soft state resources for the
175 * driver, registers the HBA with the system and
176 * adds the driver(loadable module).
177 * Called By : Kernel
178 * Parameters : None
179 * Return Values: 0 / Non-Zero
180 * [as returned by the mod_install OS function]
181 */
182 int
183 _init()
184 {
185 int retvalue;
186
187 /*
188 * Allocate Soft State Resources; if failure, return.
189 */
190 retvalue = ddi_soft_state_init(&cpqary3_state,
191 sizeof (cpqary3_t), MAX_CTLRS);
192 VERIFY(retvalue == 0);
193
194 /*
195 * Initialise the HBA Interface.
196 */
197 if (!(retvalue = scsi_hba_init(&cpqary3_modlinkage))) {
198 /* Load the driver */
199 if ((retvalue = mod_install(&cpqary3_modlinkage))) {
200 /*
201 * Failed to load the driver, undo HBA interface
202 * and soft state allocation.
203 */
204 scsi_hba_fini(&cpqary3_modlinkage);
205 ddi_soft_state_fini(&cpqary3_state);
206 }
207 } else {
208 /*
209 * Failed to register HBA interface, undo all soft state
210 * allocation
211 */
212 ddi_soft_state_fini(&cpqary3_state);
213 }
214
215 return (retvalue);
216 }
217
218 /*
219 * Function : _fini
220 * Description : This routine removes the loadable module, cancels the
221 * HBA registration and deallocates soft state resources.
222 * Called By : Kernel
223 * Parameters : None
224 * Return Values: 0 - Success / Non-Zero - Failure
225 * [as returned by the mod_remove(OS provided) function]
226 */
227 int
228 _fini()
229 {
230 int retvalue;
231
232 /* Unload the Driver(loadable module) */
233
234 if ((retvalue = mod_remove(&cpqary3_modlinkage)) == 0) {
235
236 /* Cancel the registeration for the HBA Interface */
237 scsi_hba_fini(&cpqary3_modlinkage);
238
239 /* dealloacte soft state resources of the driver */
240 ddi_soft_state_fini(&cpqary3_state);
241 }
242
243 return (retvalue);
244 }
245
246 /*
247 * Function : _info
248 * Description : This routine returns information about the driver.
249 * Called By : Kernel
250 * Parameters : None
251 * Return Values: 0 / Non-Zero
252 * [as returned by mod_info(OS provided) function]
253 */
254 int
255 _info(struct modinfo *modinfop)
256 {
257 /*
258 * Get the module information.
259 */
260 return (mod_info(&cpqary3_modlinkage, modinfop));
261 }
262
263
264 /*
265 * Function : cpqary3_attach
266 * Description : This routine initializes the driver specific soft state
267 * structure, initializes the HBA, interrupt handlers,
268 * memory pool, timeout handler, various mutex, creates the
269 * minor node.
270 * Called By : kernel
271 * Parameters : dip, command for attach
272 * Return Values: DDI_SUCCESS / DDI_FAILURE
273 * [Success on overall initialization & configuration
274 * being successful. Failure if any of the initialization
275 * or any driver-specific mandatory configuration fails]
276 */
277 int
278 cpqary3_attach(dev_info_t *dip, ddi_attach_cmd_t attach_cmd)
279 {
280 int8_t minor_node_name[14];
281 uint32_t instance;
282 uint32_t retvalue;
283 uint32_t cleanstatus = 0;
284 cpqary3_t *cpqary3p; /* per-controller */
285 ddi_dma_attr_t tmp_dma_attr;
286
287 /* Return Failure, If the Command is other than - DDI_ATTACH. */
288
289 if (attach_cmd != DDI_ATTACH)
290 return (DDI_FAILURE);
291
292 /* Get the Instance of the Device */
293
294 instance = ddi_get_instance(dip);
295
296 /* Allocate the per-device-instance soft state structure */
297
298 retvalue = ddi_soft_state_zalloc(cpqary3_state, instance);
299 VERIFY(retvalue == 0);
300
301 cleanstatus |= CPQARY3_SOFTSTATE_ALLOC_DONE;
302
303 /* Per Controller Pointer */
304 cpqary3p = ddi_get_soft_state(cpqary3_state, instance);
305 if (!cpqary3p) {
306 cmn_err(CE_WARN, "CPQary3: Soft State Retrieval Failed");
307 cpqary3_cleanup(cpqary3p, cleanstatus);
308 return (DDI_FAILURE);
309 }
310
311 /* Maintain a record in per-ctlr structure */
312 cpqary3p->dip = dip;
313 cpqary3p->instance = instance;
314
315 /* Get the User Configuration information from Driver's conf File */
316 cpqary3_read_conf_file(dip, cpqary3p);
317
318 /* Get and Map the HW Configuration */
319 retvalue = cpqary3_update_ctlrdetails(cpqary3p, &cleanstatus);
320 if (retvalue == CPQARY3_FAILURE) {
321 cpqary3_cleanup(cpqary3p, cleanstatus);
322 return (DDI_FAILURE);
323 }
324
325 /* Get the Cookie for hardware Interrupt Handler */
326 if (ddi_get_iblock_cookie(dip, 0, &cpqary3p->hw_iblock_cookie) !=
327 DDI_SUCCESS) {
328 cpqary3_cleanup(cpqary3p, cleanstatus);
329 return (DDI_FAILURE);
330 }
331
332 /* Initialize Per Controller Mutex */
333 mutex_init(&cpqary3p->hw_mutex, NULL, MUTEX_DRIVER,
334 (void *)cpqary3p->hw_iblock_cookie);
335
336 cleanstatus |= CPQARY3_MUTEX_INIT_DONE;
337
338 /* Get the Cookie for Soft(low level) Interrupt Handler */
339 if (ddi_get_soft_iblock_cookie(dip, DDI_SOFTINT_HIGH,
340 &cpqary3p->sw_iblock_cookie) != DDI_SUCCESS) {
341 cpqary3_cleanup(cpqary3p, cleanstatus);
342 return (DDI_FAILURE);
343 }
344
345 /* Initialize the s/w Mutex */
346 mutex_init(&cpqary3p->sw_mutex, NULL, MUTEX_DRIVER,
347 (void *)cpqary3p->sw_iblock_cookie);
348 cleanstatus |= CPQARY3_SW_MUTEX_INIT_DONE;
349
350 /* Initialize per Controller private details */
351 retvalue = cpqary3_init_ctlr_resource(cpqary3p);
352 if (retvalue != CPQARY3_SUCCESS) {
353 cpqary3_cleanup(cpqary3p, cleanstatus);
354 return (DDI_FAILURE);
355 }
356 cleanstatus |= CPQARY3_CTLR_CONFIG_DONE;
357
358 /*
359 * Allocate HBA transport structure
360 */
361 cpqary3p->hba_tran = scsi_hba_tran_alloc(dip, SCSI_HBA_CANSLEEP);
362 if (!cpqary3p->hba_tran) {
363 cpqary3_cleanup(cpqary3p, cleanstatus);
364 return (DDI_FAILURE);
365 }
366 cleanstatus |= CPQARY3_HBA_TRAN_ALLOC_DONE;
367
368 /*
369 * Set private field for the HBA tran structure.
370 * Initialise the HBA tran entry points.
371 * Attach the controller to HBA.
372 */
373 cpqary3_init_hbatran(cpqary3p);
374
375 /* PERF */
376 /* SG */
377 tmp_dma_attr = cpqary3_dma_attr;
378 tmp_dma_attr.dma_attr_sgllen = cpqary3p->sg_cnt;
379 /* SG */
380 /* PERF */
381 /*
382 * Register the DMA attributes and the transport vectors
383 * of each instance of the HBA device.
384 */
385 if (scsi_hba_attach_setup(dip, &tmp_dma_attr, cpqary3p->hba_tran,
386 SCSI_HBA_TRAN_CLONE) == DDI_FAILURE) {
387 cpqary3_cleanup(cpqary3p, cleanstatus);
388 return (DDI_FAILURE);
389 }
390 cleanstatus |= CPQARY3_HBA_TRAN_ATTACH_DONE;
391
392 /*
393 * Create a minor node for Ioctl interface.
394 * The nomenclature used will be "cpqary3" immediately followed by
395 * the current driver instance in the system.
396 * for e.g.: for 0th instance : cpqary3,0
397 * for 1st instance : cpqary3,1
398 */
399
400 (void) sprintf(minor_node_name, "cpqary3,%d", instance);
401
402 /* HPQacucli Changes */
403 if (ddi_create_minor_node(dip, minor_node_name, S_IFCHR,
404 CPQARY3_INST2CPQARY3(instance), DDI_NT_SCSI_NEXUS, 0) ==
405 DDI_SUCCESS) {
406 /* HPQacucli Changes */
407 cleanstatus |= CPQARY3_CREATE_MINOR_NODE;
408 } else {
409 cmn_err(CE_NOTE, "CPQary3 : Failed to create minor node");
410 cpqary3_cleanup(cpqary3p, cleanstatus);
411 return (DDI_FAILURE);
412 }
413
414
415 /* Register a timeout driver-routine to be called every 2 secs */
416 cpqary3p->tick_tmout_id = timeout(cpqary3_tick_hdlr,
417 (caddr_t)cpqary3p, drv_usectohz(CPQARY3_TICKTMOUT_VALUE));
418 cleanstatus |= CPQARY3_TICK_TMOUT_REGD;
419
420 /* Register Software Interrupt Handler */
421 if (ddi_add_softintr(dip, DDI_SOFTINT_HIGH,
422 &cpqary3p->cpqary3_softintr_id, &cpqary3p->sw_iblock_cookie, NULL,
423 cpqary3_sw_isr, (caddr_t)cpqary3p) != DDI_SUCCESS) {
424 cpqary3_cleanup(cpqary3p, cleanstatus);
425 return (DDI_FAILURE);
426 }
427 cleanstatus |= CPQARY3_SW_INTR_HDLR_SET;
428
429 /* Register Interrupt Handler */
430 if (ddi_add_intr(dip, 0, &cpqary3p->hw_iblock_cookie, NULL,
431 cpqary3_hw_isr, (caddr_t)cpqary3p) != DDI_SUCCESS) {
432 cpqary3_cleanup(cpqary3p, cleanstatus);
433 return (DDI_FAILURE);
434 }
435 cleanstatus |= CPQARY3_INTR_HDLR_SET;
436
437 /* Enable the Controller Interrupt */
438 cpqary3_intr_onoff(cpqary3p, CPQARY3_INTR_ENABLE);
439 if (cpqary3p->host_support & 0x4)
440 cpqary3_lockup_intr_onoff(cpqary3p, CPQARY3_LOCKUP_INTR_ENABLE);
441
442 /*
443 * We have come with hmaeventd - which logs the storage events on
444 * console as well as in IML. So we are commenting the NOE support in
445 * the driver
446 */
447
448 /* NOE */
449 if (cpqary3p->noe_support == 1) {
450 /* Enable the Notification on Event in this controller */
451 if (CPQARY3_SUCCESS ==
452 cpqary3_send_NOE_command(cpqary3p,
453 NULL, CPQARY3_NOE_INIT)) {
454 cleanstatus |= CPQARY3_NOE_INIT_DONE;
455 } else {
456 cmn_err(CE_CONT, "CPQary3 : Failed to initialize "
457 "NOTIFICATION ON EVENT \n");
458 }
459 }
460 /* NOE */
461
462 /* Report that an Instance of the Driver is Attached Successfully */
463 ddi_report_dev(dip);
464
465 /*
466 * Now update the num_ctlr
467 * This is required for the agents
468 */
469
470 gdriver_info.num_ctlr++;
471
472 return (DDI_SUCCESS);
473
474 }
475
476 /*
477 * Function : cpqary3_detach
478 * Description : This routine removes the state associated with a
479 * given instance of a device node prior to the
480 * removal of that instance from the system
481 * Called By : kernel
482 * Parameters : dip, command for detach
483 * Return Values: DDI_SUCCESS / DDI_FAILURE
484 * [failure ONLY if the command sent with this function
485 * as a paramter is not DETACH]
486 */
487 int
488 cpqary3_detach(dev_info_t *dip, ddi_detach_cmd_t detach_cmd)
489 {
490 cpqary3_t *cpqary3p;
491 scsi_hba_tran_t *hba_tran;
492
493 /* Return failure, If Command is not DDI_DETACH */
494
495 if (DDI_DETACH != detach_cmd)
496 return (DDI_FAILURE);
497
498 /*
499 * Get scsi_hba_tran structure.
500 * Get per controller structure.
501 */
502
503 hba_tran = (scsi_hba_tran_t *)ddi_get_driver_private(dip);
504 cpqary3p = (cpqary3_t *)hba_tran->tran_hba_private;
505
506 /* Flush the cache */
507
508 cpqary3_flush_cache(cpqary3p);
509
510 /* Undo cpqary3_attach */
511
512 cpqary3_cleanup(cpqary3p, CPQARY3_CLEAN_ALL);
513
514 return (DDI_SUCCESS);
515
516 }
517
518 /*
519 * Function : cpary3_ioctl
520 * Description : This routine services ioctl requests.
521 * Called By : kernel
522 * Parameters : Too many to list. Please look below !!!
523 * Return Values: 0 / EINVAL / EFAULT /
524 * [0 on normal successful completion of the ioctl
525 * request]
526 */
527 int
528 cpqary3_ioctl(dev_t dev, int cmd, intptr_t arg, int mode, cred_t *credp,
529 int *retvaluep)
530 {
531 minor_t cpqary3_minor_num;
532 cpqary3_t *cpqary3p;
533 int instance;
534
535 /*
536 * Get the soft state structure for this instance
537 * Return ENODEV if the structure does not exist.
538 */
539
540 /*
541 * minor() call used in cpqary3_ioctl() returns minor number of the
542 * device which are in the
543 * range 0-255. if the minor number of the device is greater than 255,
544 * data will get truncated. so we are now using getminor(),
545 * instead of minor()
546 */
547
548 if (EINVAL == (cpqary3_minor_num = getminor(dev))) {
549 *retvaluep = ENODEV;
550 return (*retvaluep);
551 }
552
553 /* HPQacucli Changes */
554
555 /* get instance */
556 instance = MINOR2INST(cpqary3_minor_num);
557
558 cpqary3p = (cpqary3_t *)ddi_get_soft_state(cpqary3_state, instance);
559
560 /* HPQacucli Changes */
561
562 if (!cpqary3p) {
563 *retvaluep = ENODEV;
564 return (*retvaluep);
565 }
566
567 /* HPQacucli Changes */
568
569 /* check which interface is being requested */
570 if (CPQARY3_MINOR2INTERFACE(cpqary3_minor_num) != CPQARY3_MINOR) {
571 /* defer to SCSA */
572 return (scsi_hba_ioctl(dev, cmd, arg, mode, credp, retvaluep));
573 }
574
575 /* HPQacucli Changes */
576
577 switch (cmd) {
578 case CPQARY3_IOCTL_DRIVER_INFO:
579 *retvaluep =
580 cpqary3_ioctl_driver_info(arg, mode);
581 break;
582
583 case CPQARY3_IOCTL_CTLR_INFO:
584 *retvaluep =
585 cpqary3_ioctl_ctlr_info(arg, cpqary3p, mode);
586 break;
587
588 case CPQARY3_IOCTL_BMIC_PASS:
589 *retvaluep =
590 cpqary3_ioctl_bmic_pass(arg, cpqary3p, mode);
591 break;
592
593 case CPQARY3_IOCTL_SCSI_PASS:
594 *retvaluep =
595 cpqary3_ioctl_scsi_pass(arg, cpqary3p, mode);
596 break;
597
598 default:
599 *retvaluep = EINVAL;
600 break;
601 }
602 return (*retvaluep);
603
604
605 }
606
607
608 /*
609 * Function : cqpary3_cleanup
610 * Description : This routine frees all allocated resources.
611 * Called By : kernel
612 * Parameters : per-controller, bit-map(stating what all to clean)
613 * Return Values: None
614 */
615 static void
616 cpqary3_cleanup(cpqary3_t *cpqary3p, uint32_t status)
617 {
618 int8_t node_name[10];
619 clock_t cpqary3_lbolt;
620 uint32_t targ;
621
622 ASSERT(cpqary3p != NULL);
623
624 /*
625 * Disable the NOE command
626 * Free the Command Memory Pool
627 * destroy all conditional variables
628 */
629
630 /*
631 * We have removed NOE functionality from the
632 * driver. So commenting the below piece of code
633 */
634
635 if (status & CPQARY3_NOE_INIT_DONE) {
636 if (CPQARY3_SUCCESS == cpqary3_disable_NOE_command(cpqary3p)) {
637 mutex_enter(&cpqary3p->hw_mutex);
638 cpqary3_lbolt = ddi_get_lbolt();
639 if (DDI_FAILURE ==
640 cv_timedwait_sig(&cpqary3p->cv_noe_wait,
641 &cpqary3p->hw_mutex,
642 cpqary3_lbolt + drv_usectohz(3000000))) {
643 cmn_err(CE_NOTE,
644 "CPQary3: Resume signal for disable NOE "
645 "command not received \n");
646 }
647 mutex_exit(&cpqary3p->hw_mutex);
648 }
649 }
650
651 /*
652 * Detach the device
653 * Free / Release / Destroy the following entities/resources:
654 * transport layer
655 * h/w & s/w interrupt handlers
656 * all mutex
657 * timeout handler
658 * target structure
659 * minor node
660 * soft state
661 * any register/memory mapping
662 */
663
664 if (status & CPQARY3_INTR_HDLR_SET)
665 ddi_remove_intr(cpqary3p->dip, 0, cpqary3p->hw_iblock_cookie);
666
667 if (status & CPQARY3_SW_INTR_HDLR_SET)
668 ddi_remove_softintr(cpqary3p->cpqary3_softintr_id);
669
670 if ((status & CPQARY3_TICK_TMOUT_REGD) && cpqary3p->tick_tmout_id) {
671 VERIFY(untimeout(cpqary3p->tick_tmout_id) >= 0);
672 cpqary3p->tick_tmout_id = NULL;
673 }
674
675 if (status & CPQARY3_CREATE_MINOR_NODE) {
676 (void) sprintf(node_name, "cpqary3%d", cpqary3p->instance);
677 ddi_remove_minor_node(cpqary3p->dip, node_name);
678 }
679
680 if (status & CPQARY3_HBA_TRAN_ATTACH_DONE)
681 (void) scsi_hba_detach(cpqary3p->dip);
682
683 if (status & CPQARY3_HBA_TRAN_ALLOC_DONE)
684 scsi_hba_tran_free(cpqary3p->hba_tran);
685
686 if (status & CPQARY3_CTLR_CONFIG_DONE) {
687 mutex_enter(&cpqary3p->hw_mutex);
688
689 cv_destroy(&cpqary3p->cv_abort_wait);
690 cv_destroy(&cpqary3p->cv_flushcache_wait);
691 cv_destroy(&cpqary3p->cv_noe_wait);
692 cv_destroy(&cpqary3p->cv_immediate_wait);
693 cv_destroy(&cpqary3p->cv_ioctl_wait);
694
695 for (targ = 0; targ < CPQARY3_MAX_TGT; targ++) {
696 if (cpqary3p->cpqary3_tgtp[targ] == NULL)
697 continue;
698 MEM_SFREE(cpqary3p->cpqary3_tgtp[targ],
699 sizeof (cpqary3_tgt_t));
700 }
701
702 mutex_exit(&cpqary3p->hw_mutex);
703
704 cpqary3_memfini(cpqary3p, CPQARY3_MEMLIST_DONE |
705 CPQARY3_PHYCTGS_DONE | CPQARY3_CMDMEM_DONE);
706 }
707
708 if (status & CPQARY3_SW_MUTEX_INIT_DONE)
709 mutex_destroy(&cpqary3p->sw_mutex);
710
711 if (status & CPQARY3_MUTEX_INIT_DONE)
712 mutex_destroy(&cpqary3p->hw_mutex);
713
714 /*
715 * If this flag is set, free all mapped registers
716 */
717 if (status & CPQARY3_MEM_MAPPED) {
718 if (cpqary3p->idr_handle)
719 ddi_regs_map_free(&cpqary3p->idr_handle);
720 if (cpqary3p->isr_handle)
721 ddi_regs_map_free(&cpqary3p->isr_handle);
722 if (cpqary3p->imr_handle)
723 ddi_regs_map_free(&cpqary3p->imr_handle);
724 if (cpqary3p->ipq_handle)
725 ddi_regs_map_free(&cpqary3p->ipq_handle);
726 if (cpqary3p->opq_handle)
727 ddi_regs_map_free(&cpqary3p->opq_handle);
728 if (cpqary3p->ct_handle)
729 ddi_regs_map_free(&cpqary3p->ct_handle);
730 }
731
732 if (status & CPQARY3_SOFTSTATE_ALLOC_DONE) {
733 ddi_soft_state_free(cpqary3_state,
734 ddi_get_instance(cpqary3p->dip));
735 }
736 }
737
738 /*
739 * Function : cpqary3_update_ctlrdetails
740 * Description : Performs Sanity check of the hw, Updates PCI Config
741 * Information, Verifies the supported board-id and
742 * Sets up a mapping for the Primary I2O Memory BAR and
743 * the Primary DRAM 1 BAR to access Host Interface
744 * registers and the Transport Configuration table.
745 * Called By : cpqary3_attach()
746 * Parameters : per-controller, bitmap (used for cleaning operations)
747 * Return Values: SUCCESS / FAILURE
748 * [Success / failure depending upon the outcome of all
749 * checks and mapping. If any of them fail, a failure is
750 * sent back]
751 */
752 static uint8_t
753 cpqary3_update_ctlrdetails(cpqary3_t *cpqary3p, uint32_t *cleanstatus)
754 {
755 int8_t retvalue;
756 uint8_t mem_bar0_set = 0;
757 uint8_t mem_64_bar0_set = 0;
758 uint8_t mem_bar1_set = 0;
759 uint8_t mem_64_bar1_set = 0;
760 int32_t reglen;
761 uint32_t *regp;
762 uint32_t mem_bar0 = 0;
763 uint32_t mem_64_bar0;
764 uint32_t mem_bar1 = 0;
765 uint32_t mem_64_bar1 = 0;
766 uint32_t ct_mem_bar = 0;
767 uint32_t ct_cfgmem_val = 0;
768 uint32_t ct_memoff_val = 0;
769 uint32_t ct_cfg_bar = 0;
770 uint32_t ct_mem_len = 0;
771 offset_t map_len = 0;
772 uint32_t regset_index;
773 ddi_acc_handle_t pci_handle;
774 uint32_t *ct_cfg_offset;
775 ddi_acc_handle_t ct_cfgoff_handle;
776 uint32_t *ct_mem_offset;
777 ddi_acc_handle_t ct_memoff_handle;
778
779 RETURN_FAILURE_IF_NULL(cpqary3p);
780
781 /*
782 * Check if the bus, or part of the bus that the device is installed
783 * on, permits the device to become a DMA master.
784 * If our device is not permitted to become master, return
785 */
786 if (ddi_slaveonly(cpqary3p->dip) == DDI_SUCCESS)
787 return (CPQARY3_FAILURE);
788
789 /*
790 * Get the HW Configuration
791 * Get Bus #, Dev # and Func # for this device
792 * Free the memory that regp points towards after the
793 * ddi_getlongprop() call
794 */
795 if (ddi_getlongprop(DDI_DEV_T_NONE, cpqary3p->dip, DDI_PROP_DONTPASS,
796 "reg", (caddr_t)®p, ®len) != DDI_PROP_SUCCESS)
797 return (CPQARY3_FAILURE);
798
799 cpqary3p->bus = PCI_REG_BUS_G(*regp);
800 cpqary3p->dev = PCI_REG_DEV_G(*regp);
801 cpqary3p->fun = PCI_REG_FUNC_G(*regp);
802
803 for (regset_index = 0; regset_index < reglen / 20; regset_index ++) {
804 if (PCI_REG_ADDR_G(*(regp + regset_index * 5)) == 0x2) {
805 if (!mem_bar0_set) {
806 mem_bar0 = regset_index;
807 mem_bar0_set = 1;
808 } else if (!mem_bar1_set) {
809 mem_bar1 = regset_index;
810 mem_bar1_set = 1;
811 }
812 }
813 }
814
815 mem_64_bar0 = mem_bar0;
816 mem_64_bar1 = mem_bar1;
817
818 for (regset_index = 0; regset_index < reglen / 20; regset_index ++) {
819 if (PCI_REG_ADDR_G(*(regp + regset_index * 5)) == 0x3) {
820 if (!mem_64_bar0_set) {
821 mem_64_bar0 = regset_index;
822 mem_64_bar0_set = 1;
823 } else if (!mem_64_bar1_set) {
824 mem_64_bar1 = regset_index;
825 mem_64_bar1_set = 1;
826 }
827 }
828 }
829
830 mem_bar0 = mem_64_bar0;
831 mem_bar1 = mem_64_bar1;
832
833 MEM_SFREE(regp, reglen);
834
835 /*
836 * Setup resources to access the Local PCI Bus
837 * If unsuccessful, return.
838 * Else, read the following from the PCI space:
839 * Sub-System Vendor ID
840 * Sub-System Device ID
841 * Interrupt Line
842 * Command Register
843 * Free the just allocated resources.
844 */
845 if (pci_config_setup(cpqary3p->dip, &pci_handle) != DDI_SUCCESS)
846 return (CPQARY3_FAILURE);
847
848 cpqary3p->irq = pci_config_get8(pci_handle, PCI_CONF_ILINE);
849 cpqary3p->board_id =
850 (pci_config_get16(pci_handle, PCI_CONF_SUBVENID) << 16)
851 | pci_config_get16(pci_handle, PCI_CONF_SUBSYSID);
852
853 pci_config_teardown(&pci_handle);
854
855 /*
856 * Verify Board Id
857 * If unsupported boards are detected, return.
858 * Update name for controller for driver use.
859 */
860 cpqary3p->bddef = cpqary3_bd_getbybid(cpqary3p->board_id);
861 if (cpqary3p->bddef == NULL) {
862 cmn_err(CE_WARN,
863 "CPQary3: <Bid 0x%X> Controller NOT Supported",
864 cpqary3p->board_id);
865 return (CPQARY3_FAILURE);
866 }
867 map_len = cpqary3p->bddef->bd_maplen;
868 (void) strcpy(cpqary3p->hba_name, cpqary3p->bddef->bd_dispname);
869
870 /*
871 * Set up a mapping for the following registers:
872 * Inbound Doorbell
873 * Outbound List Status
874 * Outbound Interrupt Mask
875 * Host Inbound Queue
876 * Host Outbound Queue
877 * Host Transport Configuration Table
878 * Mapping of the above has been done in that order.
879 */
880 retvalue = ddi_regs_map_setup(cpqary3p->dip,
881 mem_bar0, /* INDEX_PCI_BASE0, */
882 (caddr_t *)&cpqary3p->idr, (offset_t)I2O_IBDB_SET, map_len,
883 &cpqary3_dev_attributes, &cpqary3p->idr_handle);
884
885 if (retvalue != DDI_SUCCESS) {
886 if (DDI_REGS_ACC_CONFLICT == retvalue) {
887 cmn_err(CE_WARN,
888 "CPQary3 : Registers Mapping Conflict");
889 }
890 cmn_err(CE_WARN, "CPQary3 : Inbound Doorbell "
891 "Register Mapping Failed");
892 return (CPQARY3_FAILURE);
893 }
894
895 /* PERF */
896 retvalue = ddi_regs_map_setup(cpqary3p->dip,
897 mem_bar0, /* INDEX_PCI_BASE0, */
898 (caddr_t *)&cpqary3p->odr, (offset_t)I2O_OBDB_STATUS, map_len,
899 &cpqary3_dev_attributes, &cpqary3p->odr_handle);
900
901 if (retvalue != DDI_SUCCESS) {
902 if (DDI_REGS_ACC_CONFLICT == retvalue) {
903 cmn_err(CE_WARN,
904 "CPQary3 : Registers Mapping Conflict");
905 }
906 cmn_err(CE_WARN,
907 "CPQary3 : Outbound Doorbell Register Mapping Failed");
908 return (CPQARY3_FAILURE);
909 }
910
911 retvalue = ddi_regs_map_setup(cpqary3p->dip,
912 mem_bar0, /* INDEX_PCI_BASE0, */
913 (caddr_t *)&cpqary3p->odr_cl, (offset_t)I2O_OBDB_CLEAR, map_len,
914 &cpqary3_dev_attributes, &cpqary3p->odr_cl_handle);
915
916 if (retvalue != DDI_SUCCESS) {
917 if (DDI_REGS_ACC_CONFLICT == retvalue) {
918 cmn_err(CE_WARN,
919 "CPQary3 : Registers Mapping Conflict");
920 }
921 cmn_err(CE_WARN, "CPQary3 : Outbound Doorbell "
922 "Register Clear Mapping Failed");
923 return (CPQARY3_FAILURE);
924 }
925
926 /* LOCKUP CODE */
927 retvalue = ddi_regs_map_setup(cpqary3p->dip,
928 mem_bar0, /* INDEX_PCI_BASE0, */
929 (caddr_t *)&cpqary3p->spr0, (offset_t)I2O_CTLR_INIT, map_len,
930 &cpqary3_dev_attributes, &cpqary3p->spr0_handle);
931
932 if (retvalue != DDI_SUCCESS) {
933 if (DDI_REGS_ACC_CONFLICT == retvalue) {
934 cmn_err(CE_WARN,
935 "CPQary3 : Registers Mapping Conflict");
936 }
937 cmn_err(CE_WARN,
938 "CPQary3 : Scratch Pad register zero Mapping Failed");
939 return (CPQARY3_FAILURE);
940 }
941 /* LOCKUP CODE */
942 /* PERF */
943
944 *cleanstatus |= CPQARY3_MEM_MAPPED;
945
946 retvalue = ddi_regs_map_setup(cpqary3p->dip,
947 mem_bar0, /* INDEX_PCI_BASE0, */
948 (caddr_t *)&cpqary3p->isr, (offset_t)I2O_INT_STATUS, map_len,
949 &cpqary3_dev_attributes, &cpqary3p->isr_handle);
950
951 if (retvalue != DDI_SUCCESS) {
952 if (retvalue == DDI_REGS_ACC_CONFLICT) {
953 cmn_err(CE_WARN,
954 "CPQary3 : Registers Mapping Conflict");
955 }
956 cmn_err(CE_WARN,
957 "CPQary3 : Interrupt Status Register Mapping Failed");
958 return (CPQARY3_FAILURE);
959 }
960
961 retvalue = ddi_regs_map_setup(cpqary3p->dip,
962 mem_bar0, /* INDEX_PCI_BASE0, */
963 (caddr_t *)&cpqary3p->imr, (offset_t)I2O_INT_MASK, map_len,
964 &cpqary3_dev_attributes, &cpqary3p->imr_handle);
965
966 if (retvalue != DDI_SUCCESS) {
967 if (retvalue == DDI_REGS_ACC_CONFLICT) {
968 cmn_err(CE_WARN,
969 "CPQary3 : Registers Mapping Conflict");
970 }
971 cmn_err(CE_WARN,
972 "CPQary3 : Interrupt Mask Register Mapping Failed");
973 return (CPQARY3_FAILURE);
974 }
975
976 retvalue = ddi_regs_map_setup(cpqary3p->dip,
977 mem_bar0, /* INDEX_PCI_BASE0, */
978 (caddr_t *)&cpqary3p->ipq, (offset_t)I2O_IBPOST_Q, map_len,
979 &cpqary3_dev_attributes, &cpqary3p->ipq_handle);
980
981 if (retvalue != DDI_SUCCESS) {
982 if (retvalue == DDI_REGS_ACC_CONFLICT) {
983 cmn_err(CE_WARN,
984 "CPQary3 : Registers Mapping Conflict");
985 }
986 cmn_err(CE_WARN,
987 "CPQary3 : Inbound Queue Register Mapping Failed");
988 return (CPQARY3_FAILURE);
989 }
990
991 retvalue = ddi_regs_map_setup(cpqary3p->dip,
992 mem_bar0, /* INDEX_PCI_BASE0, */ (caddr_t *)&cpqary3p->opq,
993 (offset_t)I2O_OBPOST_Q, map_len, &cpqary3_dev_attributes,
994 &cpqary3p->opq_handle);
995
996 if (retvalue != DDI_SUCCESS) {
997 if (retvalue == DDI_REGS_ACC_CONFLICT) {
998 cmn_err(CE_WARN,
999 "CPQary3 : Registers Mapping Conflict");
1000 }
1001 cmn_err(CE_WARN, "CPQary3 : Outbound Post Queue "
1002 "Register Mapping Failed");
1003 return (CPQARY3_FAILURE);
1004 }
1005
1006
1007 /*
1008 * The config offset and memory offset have to be obtained in order to
1009 * locate the config table.
1010 */
1011 retvalue = ddi_regs_map_setup(cpqary3p->dip,
1012 mem_bar0, /* INDEX_PCI_BASE0, */ (caddr_t *)&ct_cfg_offset,
1013 (offset_t)CT_CFG_OFFSET, map_len, &cpqary3_dev_attributes,
1014 &ct_cfgoff_handle);
1015
1016 if (retvalue != DDI_SUCCESS) {
1017 if (retvalue == DDI_REGS_ACC_CONFLICT) {
1018 cmn_err(CE_WARN,
1019 "CPQary3 : Registers Mapping Conflict");
1020 }
1021 cmn_err(CE_WARN, "CPQary3 : Configuration Table "
1022 "Register Mapping Failed");
1023 return (CPQARY3_FAILURE);
1024 }
1025
1026 retvalue = ddi_regs_map_setup(cpqary3p->dip,
1027 mem_bar0, /* INDEX_PCI_BASE0, */
1028 (caddr_t *)&ct_mem_offset, (offset_t)CT_MEM_OFFSET, map_len,
1029 &cpqary3_dev_attributes, &ct_memoff_handle);
1030
1031 if (retvalue != DDI_SUCCESS) {
1032 if (retvalue == DDI_REGS_ACC_CONFLICT) {
1033 cmn_err(CE_WARN,
1034 "CPQary3 : Registers Mapping Conflict");
1035 }
1036 cmn_err(CE_WARN, "CPQary3 : Configuration Table "
1037 "Register Mapping Failed");
1038 return (CPQARY3_FAILURE);
1039 }
1040
1041 ct_cfgmem_val = (uint32_t)ddi_get32(ct_cfgoff_handle, ct_cfg_offset);
1042 ct_memoff_val = (uint32_t)ddi_get32(ct_memoff_handle, ct_mem_offset);
1043
1044 ddi_regs_map_free(&ct_cfgoff_handle);
1045 ddi_regs_map_free(&ct_memoff_handle);
1046
1047 ct_cfg_bar = (ct_cfgmem_val & 0x0000ffff);
1048 ct_mem_len = (ct_cfgmem_val & 0xffff0000);
1049 ct_mem_len = (ct_mem_len >> 16);
1050
1051 if (ct_cfg_bar == 0x10) {
1052 if (ct_mem_len) {
1053 ct_mem_bar = mem_64_bar0;
1054 } else {
1055 ct_mem_bar = mem_bar0;
1056 }
1057
1058 } else if (ct_cfg_bar == 0x14) {
1059 if (ct_mem_len) {
1060 ct_mem_bar = mem_64_bar1;
1061 } else {
1062 ct_mem_bar = mem_bar1;
1063 }
1064 } else {
1065 return (CPQARY3_FAILURE);
1066 }
1067
1068
1069 /*
1070 * The Configuration Table(CT) shall be mapped in the form of a
1071 * structure since several members in the CT need to be accessed
1072 * to read and write.
1073 */
1074 retvalue = ddi_regs_map_setup(cpqary3p->dip,
1075 ct_mem_bar, /* INDEX_PCI_BASE0/1, */
1076 (caddr_t *)&cpqary3p->ct, (offset_t)ct_memoff_val,
1077 sizeof (CfgTable_t), &cpqary3_dev_attributes, &cpqary3p->ct_handle);
1078
1079 if (retvalue != DDI_SUCCESS) {
1080 if (retvalue == DDI_REGS_ACC_CONFLICT) {
1081 cmn_err(CE_WARN,
1082 "CPQary3 : Registers Mapping Conflict");
1083 }
1084 cmn_err(CE_WARN, "CPQary3 : Configuration Table "
1085 "Register Mapping Failed");
1086 return (CPQARY3_FAILURE);
1087 }
1088
1089 /* PERF */
1090
1091 retvalue = ddi_regs_map_setup(cpqary3p->dip,
1092 ct_mem_bar, /* INDEX_PCI_BASE0/1, */
1093 (caddr_t *)&cpqary3p->cp,
1094 (offset_t)(ct_memoff_val + cpqary3p->ct->TransportMethodOffset),
1095 sizeof (CfgTrans_Perf_t), &cpqary3_dev_attributes,
1096 &cpqary3p->cp_handle);
1097
1098 if (retvalue != DDI_SUCCESS) {
1099 if (retvalue == DDI_REGS_ACC_CONFLICT)
1100 cmn_err(CE_WARN,
1101 "CPQary3 : Registers Mapping Conflict");
1102 cmn_err(CE_WARN, "CPQary3 : Performant Transport Method Table "
1103 "Mapping Failed");
1104 return (CPQARY3_FAILURE);
1105 }
1106
1107 /* PERF */
1108
1109 return (CPQARY3_SUCCESS);
1110 }