Annotation of sys/dev/ic/aac.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: aac.c,v 1.35 2007/03/20 10:30:32 mickey Exp $ */
2:
3: /*-
4: * Copyright (c) 2000 Michael Smith
5: * Copyright (c) 2001 Scott Long
6: * Copyright (c) 2000 BSDi
7: * Copyright (c) 2001 Adaptec, Inc.
8: * Copyright (c) 2000 Niklas Hallqvist
9: * Copyright (c) 2004 Nathan Binkert
10: * All rights reserved.
11: *
12: * Redistribution and use in source and binary forms, with or without
13: * modification, are permitted provided that the following conditions
14: * are met:
15: * 1. Redistributions of source code must retain the above copyright
16: * notice, this list of conditions and the following disclaimer.
17: * 2. Redistributions in binary form must reproduce the above copyright
18: * notice, this list of conditions and the following disclaimer in the
19: * documentation and/or other materials provided with the distribution.
20: *
21: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31: * SUCH DAMAGE.
32: *
33: * $FreeBSD: /c/ncvs/src/sys/dev/aac/aac.c,v 1.1 2000/09/13 03:20:34 msmith Exp $
34: */
35:
36: /*
37: * Driver for the Adaptec 'FSA' family of PCI/SCSI RAID adapters.
38: */
39:
40: /*
41: * This driver would not have rewritten for OpenBSD if it was not for the
42: * hardware donation from Nocom. I want to thank them for their support.
43: * Of course, credit should go to Mike Smith for the original work he did
44: * in the FreeBSD driver where I found lots of reusable code and inspiration.
45: * - Niklas Hallqvist
46: */
47:
48: #include <sys/param.h>
49: #include <sys/systm.h>
50: #include <sys/buf.h>
51: #include <sys/device.h>
52: #include <sys/kernel.h>
53: #include <sys/kthread.h>
54: #include <sys/malloc.h>
55: #include <sys/rwlock.h>
56: #include <sys/time.h>
57:
58: #include <machine/bus.h>
59:
60: #include <uvm/uvm_extern.h>
61:
62: #include <scsi/scsi_all.h>
63: #include <scsi/scsi_disk.h>
64: #include <scsi/scsiconf.h>
65:
66: #include <dev/ic/aacreg.h>
67: #include <dev/ic/aacvar.h>
68: #include <dev/ic/aac_tables.h>
69:
70: /* Geometry constants. */
71: #define AAC_MAXCYLS 1024
72: #define AAC_HEADS 64
73: #define AAC_SECS 32 /* mapping 64*32 */
74: #define AAC_MEDHEADS 127
75: #define AAC_MEDSECS 63 /* mapping 127*63 */
76: #define AAC_BIGHEADS 255
77: #define AAC_BIGSECS 63 /* mapping 255*63 */
78: #define AAC_SECS32 0x1f /* round capacity */
79:
80: struct scsi_xfer;
81:
82: void aac_copy_internal_data(struct scsi_xfer *, u_int8_t *, size_t);
83: char *aac_describe_code(struct aac_code_lookup *, u_int32_t);
84: void aac_describe_controller(struct aac_softc *);
85: int aac_enqueue_fib(struct aac_softc *, int, struct aac_command *);
86: int aac_dequeue_fib(struct aac_softc *, int, u_int32_t *,
87: struct aac_fib **);
88: int aac_enqueue_response(struct aac_softc *sc, int queue,
89: struct aac_fib *fib);
90:
91: void aac_eval_mapping(u_int32_t, int *, int *, int *);
92: void aac_print_printf(struct aac_softc *);
93: int aac_init(struct aac_softc *);
94: int aac_check_firmware(struct aac_softc *);
95: void aac_internal_cache_cmd(struct scsi_xfer *);
96:
97: /* Command Processing */
98: void aac_timeout(struct aac_softc *);
99: void aac_command_timeout(struct aac_command *);
100: int aac_map_command(struct aac_command *);
101: void aac_complete(void *);
102: int aac_bio_command(struct aac_softc *, struct aac_command **);
103: void aac_bio_complete(struct aac_command *);
104: int aac_wait_command(struct aac_command *, int);
105: void aac_create_thread(void *);
106: void aac_command_thread(void *);
107:
108: /* Command Buffer Management */
109: void aac_map_command_sg(void *, bus_dma_segment_t *, int, int);
110: int aac_alloc_commands(struct aac_softc *);
111: void aac_free_commands(struct aac_softc *);
112: void aac_unmap_command(struct aac_command *);
113:
114: int aac_raw_scsi_cmd(struct scsi_xfer *);
115: int aac_scsi_cmd(struct scsi_xfer *);
116: void aac_startio(struct aac_softc *);
117: void aac_startup(struct aac_softc *);
118: void aac_add_container(struct aac_softc *, struct aac_mntinforesp *, int);
119: void aac_shutdown(void *);
120: int aac_sync_command(struct aac_softc *, u_int32_t, u_int32_t,
121: u_int32_t, u_int32_t, u_int32_t, u_int32_t *);
122:
123: struct cfdriver aac_cd = {
124: NULL, "aac", DV_DULL
125: };
126:
127: struct scsi_adapter aac_switch = {
128: aac_scsi_cmd, aacminphys, 0, 0,
129: };
130:
131: struct scsi_adapter aac_raw_switch = {
132: aac_raw_scsi_cmd, aacminphys, 0, 0,
133: };
134:
135: struct scsi_device aac_dev = {
136: NULL, NULL, NULL, NULL
137: };
138:
139: /* Falcon/PPC interface */
140: int aac_fa_get_fwstatus(struct aac_softc *);
141: void aac_fa_qnotify(struct aac_softc *, int);
142: int aac_fa_get_istatus(struct aac_softc *);
143: void aac_fa_clear_istatus(struct aac_softc *, int);
144: void aac_fa_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t, u_int32_t,
145: u_int32_t, u_int32_t);
146: int aac_fa_get_mailbox(struct aac_softc *, int);
147: void aac_fa_set_interrupts(struct aac_softc *, int);
148:
149: struct aac_interface aac_fa_interface = {
150: aac_fa_get_fwstatus,
151: aac_fa_qnotify,
152: aac_fa_get_istatus,
153: aac_fa_clear_istatus,
154: aac_fa_set_mailbox,
155: aac_fa_get_mailbox,
156: aac_fa_set_interrupts
157: };
158:
159: /* StrongARM interface */
160: int aac_sa_get_fwstatus(struct aac_softc *);
161: void aac_sa_qnotify(struct aac_softc *, int);
162: int aac_sa_get_istatus(struct aac_softc *);
163: void aac_sa_clear_istatus(struct aac_softc *, int);
164: void aac_sa_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t,
165: u_int32_t, u_int32_t, u_int32_t);
166: int aac_sa_get_mailbox(struct aac_softc *, int);
167: void aac_sa_set_interrupts(struct aac_softc *, int);
168:
169: struct aac_interface aac_sa_interface = {
170: aac_sa_get_fwstatus,
171: aac_sa_qnotify,
172: aac_sa_get_istatus,
173: aac_sa_clear_istatus,
174: aac_sa_set_mailbox,
175: aac_sa_get_mailbox,
176: aac_sa_set_interrupts
177: };
178:
179: /* i960Rx interface */
180: int aac_rx_get_fwstatus(struct aac_softc *);
181: void aac_rx_qnotify(struct aac_softc *, int);
182: int aac_rx_get_istatus(struct aac_softc *);
183: void aac_rx_clear_istatus(struct aac_softc *, int);
184: void aac_rx_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t,
185: u_int32_t, u_int32_t, u_int32_t);
186: int aac_rx_get_mailbox(struct aac_softc *, int);
187: void aac_rx_set_interrupts(struct aac_softc *, int);
188:
189: struct aac_interface aac_rx_interface = {
190: aac_rx_get_fwstatus,
191: aac_rx_qnotify,
192: aac_rx_get_istatus,
193: aac_rx_clear_istatus,
194: aac_rx_set_mailbox,
195: aac_rx_get_mailbox,
196: aac_rx_set_interrupts
197: };
198:
199: /* Rocket/MIPS interface */
200: int aac_rkt_get_fwstatus(struct aac_softc *);
201: void aac_rkt_qnotify(struct aac_softc *, int);
202: int aac_rkt_get_istatus(struct aac_softc *);
203: void aac_rkt_clear_istatus(struct aac_softc *, int);
204: void aac_rkt_set_mailbox(struct aac_softc *, u_int32_t,
205: u_int32_t, u_int32_t,
206: u_int32_t, u_int32_t);
207: int aac_rkt_get_mailbox(struct aac_softc *, int);
208: void aac_rkt_set_interrupts(struct aac_softc *, int);
209:
210: struct aac_interface aac_rkt_interface = {
211: aac_rkt_get_fwstatus,
212: aac_rkt_qnotify,
213: aac_rkt_get_istatus,
214: aac_rkt_clear_istatus,
215: aac_rkt_set_mailbox,
216: aac_rkt_get_mailbox,
217: aac_rkt_set_interrupts
218: };
219:
220: #ifdef AAC_DEBUG
221: int aac_debug = AAC_DEBUG;
222: #endif
223:
224: int
225: aac_attach(struct aac_softc *sc)
226: {
227: struct scsibus_attach_args saa;
228: int error;
229:
230: /*
231: * Initialise per-controller queues.
232: */
233: aac_initq_free(sc);
234: aac_initq_ready(sc);
235: aac_initq_busy(sc);
236: aac_initq_bio(sc);
237:
238: /* disable interrupts before we enable anything */
239: AAC_MASK_INTERRUPTS(sc);
240:
241: /* mark controller as suspended until we get ourselves organised */
242: sc->aac_state |= AAC_STATE_SUSPEND;
243:
244: /*
245: * Check that the firmware on the card is supported.
246: */
247: error = aac_check_firmware(sc);
248: if (error)
249: return (error);
250:
251: /*
252: * Initialize locks
253: */
254: AAC_LOCK_INIT(&sc->aac_sync_lock, "AAC sync FIB lock");
255: AAC_LOCK_INIT(&sc->aac_aifq_lock, "AAC AIF lock");
256: AAC_LOCK_INIT(&sc->aac_io_lock, "AAC I/O lock");
257: AAC_LOCK_INIT(&sc->aac_container_lock, "AAC container lock");
258: TAILQ_INIT(&sc->aac_container_tqh);
259:
260: /* Initialize the local AIF queue pointers */
261: sc->aac_aifq_head = sc->aac_aifq_tail = AAC_AIFQ_LENGTH;
262:
263: /*
264: * Initialise the adapter.
265: */
266: error = aac_init(sc);
267: if (error)
268: return (error);
269:
270: /* Fill in the prototype scsi_link. */
271: sc->aac_link.adapter_softc = sc;
272: sc->aac_link.adapter = &aac_switch;
273: sc->aac_link.device = &aac_dev;
274: sc->aac_link.openings = (sc->total_fibs - 8) /
275: (sc->aac_container_count ? sc->aac_container_count : 1);
276: sc->aac_link.adapter_buswidth = AAC_MAX_CONTAINERS;
277: sc->aac_link.adapter_target = AAC_MAX_CONTAINERS;
278:
279: bzero(&saa, sizeof(saa));
280: saa.saa_sc_link = &sc->aac_link;
281:
282: config_found(&sc->aac_dev, &saa, scsiprint);
283:
284: /* Create the AIF thread */
285: sc->aifthread = 0;
286: sc->aifflags = 0;
287: kthread_create_deferred(aac_create_thread, sc);
288:
289: #if 0
290: /* Register the shutdown method to only be called post-dump */
291: sc->aac_sdh = shutdownhook_establish(aac_shutdown, (void *)sc);
292: #endif
293:
294: return (0);
295: }
296:
297: void
298: aac_create_thread(void *arg)
299: {
300: struct aac_softc *sc = arg;
301:
302: if (kthread_create(aac_command_thread, sc, &sc->aifthread, "%s",
303: sc->aac_dev.dv_xname)) {
304: /* TODO disable aac */
305: printf("%s: failed to create kernel thread, disabled",
306: sc->aac_dev.dv_xname);
307: }
308: AAC_DPRINTF(AAC_D_MISC, ("%s: aac_create_thread\n",
309: sc->aac_dev.dv_xname));
310:
311: }
312:
313: /*
314: * Probe for containers, create disks.
315: */
316: void
317: aac_startup(struct aac_softc *sc)
318: {
319: struct aac_fib *fib;
320: struct aac_mntinfo *mi;
321: struct aac_mntinforesp *mir = NULL;
322: int count = 0, i = 0;
323:
324:
325: aac_alloc_sync_fib(sc, &fib, 0);
326: mi = (struct aac_mntinfo *)&fib->data[0];
327:
328: AAC_DPRINTF(AAC_D_MISC, ("%s: aac startup\n", sc->aac_dev.dv_xname));
329:
330: sc->aac_container_count = 0;
331: /* loop over possible containers */
332: do {
333: /* request information on this container */
334: bzero(mi, sizeof(struct aac_mntinfo));
335: mi->Command = VM_NameServe;
336: mi->MntType = FT_FILESYS;
337: mi->MntCount = i;
338: if (aac_sync_fib(sc, ContainerCommand, 0, fib,
339: sizeof(struct aac_mntinfo))) {
340: printf("%s: error probing container %d\n",
341: sc->aac_dev.dv_xname, i);
342: continue;
343: }
344:
345: mir = (struct aac_mntinforesp *)&fib->data[0];
346: /* XXX Need to check if count changed */
347: count = mir->MntRespCount;
348:
349: #if 0
350: aac_add_container(sc, mir, 0);
351: #else
352: /*
353: * Check container volume type for validity. Note
354: * that many of the possible types may never show up.
355: */
356: if (mir->Status == ST_OK &&
357: mir->MntTable[0].VolType != CT_NONE) {
358: int drv_cyls, drv_hds, drv_secs;
359:
360: AAC_DPRINTF(AAC_D_MISC,
361: ("%s: %d: id %x name '%.16s' size %u type %d\n",
362: sc->aac_dev.dv_xname, i,
363: mir->MntTable[0].ObjectId,
364: mir->MntTable[0].FileSystemName,
365: mir->MntTable[0].Capacity,
366: mir->MntTable[0].VolType));
367:
368: sc->aac_container_count++;
369: sc->aac_hdr[i].hd_present = 1;
370: sc->aac_hdr[i].hd_size = mir->MntTable[0].Capacity;
371:
372: /*
373: * Evaluate mapping (sectors per head, heads per cyl)
374: */
375: sc->aac_hdr[i].hd_size &= ~AAC_SECS32;
376: aac_eval_mapping(sc->aac_hdr[i].hd_size, &drv_cyls,
377: &drv_hds, &drv_secs);
378: sc->aac_hdr[i].hd_heads = drv_hds;
379: sc->aac_hdr[i].hd_secs = drv_secs;
380: /* Round the size */
381: sc->aac_hdr[i].hd_size = drv_cyls * drv_hds * drv_secs;
382:
383: sc->aac_hdr[i].hd_devtype = mir->MntTable[0].VolType;
384:
385: /* XXX Save the name too for use in IDENTIFY later */
386: }
387: #endif
388:
389: i++;
390: } while ((i < count) && (i < AAC_MAX_CONTAINERS));
391:
392: aac_release_sync_fib(sc);
393:
394: #if 0
395: /* poke the bus to actually attach the child devices */
396: if (bus_generic_attach(sc->aac_dev))
397: printf("%s: bus_generic_attach failed\n",
398: sc->aac_dev.dv_xname);
399: #endif
400:
401:
402: /* mark the controller up */
403: sc->aac_state &= ~AAC_STATE_SUSPEND;
404:
405: /* enable interrupts now */
406: AAC_UNMASK_INTERRUPTS(sc);
407: }
408:
409: #if 0
410: /*
411: * Create a device to respresent a new container
412: */
413: void
414: aac_add_container(struct aac_softc *sc, struct aac_mntinforesp *mir, int f)
415: {
416: struct aac_container *co;
417: device_t child;
418:
419: /*
420: * Check container volume type for validity. Note that many of
421: * the possible types may never show up.
422: */
423: if ((mir->Status == ST_OK) && (mir->MntTable[0].VolType != CT_NONE)) {
424: co = (struct aac_container *)malloc(sizeof *co, M_DEVBUF,
425: M_NOWAIT);
426: if (co == NULL)
427: panic("Out of memory?!\n");
428: bzero(co, sizeof *co);
429: AAC_DPRINTF(AAC_D_MISC,
430: ("%s: id %x name '%.16s' size %u type %d\n",
431: sc->aac_dev.dv_xname,
432: mir->MntTable[0].ObjectId,
433: mir->MntTable[0].FileSystemName,
434: mir->MntTable[0].Capacity,
435: mir->MntTable[0].VolType);
436:
437: if ((child = device_add_child(sc->aac_dev, "aacd", -1)) == NULL)
438: printf("%s: device_add_child failed\n",
439: sc->aac_dev.dv_xname);
440: else
441: device_set_ivars(child, co);
442: device_set_desc(child, aac_describe_code(aac_container_types,
443: mir->MntTable[0].VolType));
444: co->co_disk = child;
445: co->co_found = f;
446: bcopy(&mir->MntTable[0], &co->co_mntobj,
447: sizeof(struct aac_mntobj));
448: AAC_LOCK_ACQUIRE(&sc->aac_container_lock);
449: TAILQ_INSERT_TAIL(&sc->aac_container_tqh, co, co_link);
450: AAC_LOCK_RELEASE(&sc->aac_container_lock);
451: }
452: }
453: #endif
454:
455: #if 0
456: /*
457: * Free all of the resources associated with (sc)
458: *
459: * Should not be called if the controller is active.
460: */
461: void
462: aac_free(struct aac_softc *sc)
463: {
464:
465: debug_called(1);
466:
467: /* remove the control device */
468: if (sc->aac_dev_t != NULL)
469: destroy_dev(sc->aac_dev_t);
470:
471: /* throw away any FIB buffers, discard the FIB DMA tag */
472: aac_free_commands(sc);
473: if (sc->aac_fib_dmat)
474: bus_dma_tag_destroy(sc->aac_fib_dmat);
475:
476: free(sc->aac_commands, M_AACBUF);
477:
478: /* destroy the common area */
479: if (sc->aac_common) {
480: bus_dmamap_unload(sc->aac_common_dmat, sc->aac_common_dmamap);
481: bus_dmamem_free(sc->aac_common_dmat, sc->aac_common,
482: sc->aac_common_dmamap);
483: }
484: if (sc->aac_common_dmat)
485: bus_dma_tag_destroy(sc->aac_common_dmat);
486:
487: /* disconnect the interrupt handler */
488: if (sc->aac_intr)
489: bus_teardown_intr(sc->aac_dev, sc->aac_irq, sc->aac_intr);
490: if (sc->aac_irq != NULL)
491: bus_release_resource(sc->aac_dev, SYS_RES_IRQ, sc->aac_irq_rid,
492: sc->aac_irq);
493:
494: /* destroy data-transfer DMA tag */
495: if (sc->aac_buffer_dmat)
496: bus_dma_tag_destroy(sc->aac_buffer_dmat);
497:
498: /* destroy the parent DMA tag */
499: if (sc->aac_parent_dmat)
500: bus_dma_tag_destroy(sc->aac_parent_dmat);
501:
502: /* release the register window mapping */
503: if (sc->aac_regs_resource != NULL)
504: bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
505: sc->aac_regs_rid, sc->aac_regs_resource);
506: }
507:
508: /*
509: * Disconnect from the controller completely, in preparation for unload.
510: */
511: int
512: aac_detach(device_t dev)
513: {
514: struct aac_softc *sc;
515: struct aac_container *co;
516: struct aac_sim *sim;
517: int error;
518:
519: debug_called(1);
520:
521: sc = device_get_softc(dev);
522:
523: if (sc->aac_state & AAC_STATE_OPEN)
524: return(EBUSY);
525:
526: /* Remove the child containers */
527: while ((co = TAILQ_FIRST(&sc->aac_container_tqh)) != NULL) {
528: error = device_delete_child(dev, co->co_disk);
529: if (error)
530: return (error);
531: TAILQ_REMOVE(&sc->aac_container_tqh, co, co_link);
532: free(co, M_AACBUF);
533: }
534:
535: /* Remove the CAM SIMs */
536: while ((sim = TAILQ_FIRST(&sc->aac_sim_tqh)) != NULL) {
537: TAILQ_REMOVE(&sc->aac_sim_tqh, sim, sim_link);
538: error = device_delete_child(dev, sim->sim_dev);
539: if (error)
540: return (error);
541: free(sim, M_AACBUF);
542: }
543:
544: if (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
545: sc->aifflags |= AAC_AIFFLAGS_EXIT;
546: wakeup(sc->aifthread);
547: tsleep(sc->aac_dev, PUSER | PCATCH, "aacdch", 30 * hz);
548: }
549:
550: if (sc->aifflags & AAC_AIFFLAGS_RUNNING)
551: panic("Cannot shutdown AIF thread\n");
552:
553: if ((error = aac_shutdown(dev)))
554: return(error);
555:
556: EVENTHANDLER_DEREGISTER(shutdown_final, sc->eh);
557:
558: aac_free(sc);
559:
560: return(0);
561: }
562:
563: /*
564: * Bring the controller down to a dormant state and detach all child devices.
565: *
566: * This function is called before detach or system shutdown.
567: *
568: * Note that we can assume that the bioq on the controller is empty, as we won't
569: * allow shutdown if any device is open.
570: */
571: int
572: aac_shutdown(device_t dev)
573: {
574: struct aac_softc *sc;
575: struct aac_fib *fib;
576: struct aac_close_command *cc;
577:
578: debug_called(1);
579:
580: sc = device_get_softc(dev);
581:
582: sc->aac_state |= AAC_STATE_SUSPEND;
583:
584: /*
585: * Send a Container shutdown followed by a HostShutdown FIB to the
586: * controller to convince it that we don't want to talk to it anymore.
587: * We've been closed and all I/O completed already
588: */
589: device_printf(sc->aac_dev, "shutting down controller...");
590:
591: aac_alloc_sync_fib(sc, &fib, AAC_SYNC_LOCK_FORCE);
592: cc = (struct aac_close_command *)&fib->data[0];
593:
594: bzero(cc, sizeof(struct aac_close_command));
595: cc->Command = VM_CloseAll;
596: cc->ContainerId = 0xffffffff;
597: if (aac_sync_fib(sc, ContainerCommand, 0, fib,
598: sizeof(struct aac_close_command)))
599: printf("FAILED.\n");
600: else
601: printf("done\n");
602: else {
603: fib->data[0] = 0;
604: /*
605: * XXX Issuing this command to the controller makes it
606: * shut down but also keeps it from coming back up
607: * without a reset of the PCI bus. This is not
608: * desirable if you are just unloading the driver
609: * module with the intent to reload it later.
610: */
611: if (aac_sync_fib(sc, FsaHostShutdown, AAC_FIBSTATE_SHUTDOWN,
612: fib, 1)) {
613: printf("FAILED.\n");
614: } else {
615: printf("done.\n");
616: }
617: }
618:
619: AAC_MASK_INTERRUPTS(sc);
620:
621: return(0);
622: }
623:
624: /*
625: * Bring the controller to a quiescent state, ready for system suspend.
626: */
627: int
628: aac_suspend(device_t dev)
629: {
630: struct aac_softc *sc;
631:
632: debug_called(1);
633:
634: sc = device_get_softc(dev);
635:
636: sc->aac_state |= AAC_STATE_SUSPEND;
637:
638: AAC_MASK_INTERRUPTS(sc);
639: return(0);
640: }
641:
642: /*
643: * Bring the controller back to a state ready for operation.
644: */
645: int
646: aac_resume(device_t dev)
647: {
648: struct aac_softc *sc;
649:
650: debug_called(1);
651:
652: sc = device_get_softc(dev);
653:
654: sc->aac_state &= ~AAC_STATE_SUSPEND;
655: AAC_UNMASK_INTERRUPTS(sc);
656: return(0);
657: }
658: #endif
659:
660: /*
661: * Take an interrupt.
662: */
663: int
664: aac_intr(void *arg)
665: {
666: struct aac_softc *sc = arg;
667: u_int16_t reason;
668:
669:
670: /*
671: * Read the status register directly. This is faster than taking the
672: * driver lock and reading the queues directly. It also saves having
673: * to turn parts of the driver lock into a spin mutex, which would be
674: * ugly.
675: */
676: reason = AAC_GET_ISTATUS(sc);
677: AAC_CLEAR_ISTATUS(sc, reason);
678: (void)AAC_GET_ISTATUS(sc);
679:
680: if (reason == 0)
681: return (0);
682:
683: AAC_DPRINTF(AAC_D_INTR, ("%s: intr: sc=%p: reason=%#x\n",
684: sc->aac_dev.dv_xname, sc, reason));
685:
686: /* controller wants to talk to us */
687: if (reason & (AAC_DB_PRINTF | AAC_DB_COMMAND_READY |
688: AAC_DB_RESPONSE_READY)) {
689:
690: if (reason & AAC_DB_RESPONSE_READY) {
691: /* handle completion processing */
692: if (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
693: sc->aifflags |= AAC_AIFFLAGS_COMPLETE;
694: } else {
695: AAC_LOCK_ACQUIRE(&sc->aac_io_lock);
696: aac_complete(sc);
697: AAC_LOCK_RELEASE(&sc->aac_io_lock);
698: }
699: }
700:
701:
702: /*
703: * XXX Make sure that we don't get fooled by strange messages
704: * that start with a NULL.
705: */
706: if (reason & AAC_DB_PRINTF)
707: if (sc->aac_common->ac_printf[0] == 0)
708: sc->aac_common->ac_printf[0] = 32;
709:
710: /*
711: * This might miss doing the actual wakeup. However, the
712: * msleep that this is waking up has a timeout, so it will
713: * wake up eventually. AIFs and printfs are low enough
714: * priority that they can handle hanging out for a few seconds
715: * if needed.
716: */
717: if (sc->aifthread)
718: wakeup(sc->aifthread);
719:
720: }
721:
722: return (1);
723: }
724:
725: /*
726: * Command Processing
727: */
728:
729: /*
730: * Start as much queued I/O as possible on the controller
731: */
732: void
733: aac_startio(struct aac_softc *sc)
734: {
735: struct aac_command *cm;
736:
737: AAC_DPRINTF(AAC_D_CMD, ("%s: start command", sc->aac_dev.dv_xname));
738:
739: if (sc->flags & AAC_QUEUE_FRZN) {
740: AAC_DPRINTF(AAC_D_CMD, (": queue frozen"));
741: return;
742: }
743:
744: AAC_DPRINTF(AAC_D_CMD, ("\n"));
745:
746: for (;;) {
747: /*
748: * Try to get a command that's been put off for lack of
749: * resources
750: */
751: cm = aac_dequeue_ready(sc);
752:
753: /*
754: * Try to build a command off the bio queue (ignore error
755: * return)
756: */
757: if (cm == NULL) {
758: AAC_DPRINTF(AAC_D_CMD, ("\n"));
759: aac_bio_command(sc, &cm);
760: AAC_DPRINTF(AAC_D_CMD, ("%s: start done bio",
761: sc->aac_dev.dv_xname));
762: }
763:
764: /* nothing to do? */
765: if (cm == NULL)
766: break;
767:
768: /*
769: * Try to give the command to the controller. Any error is
770: * catastrophic since it means that bus_dmamap_load() failed.
771: */
772: if (aac_map_command(cm) != 0)
773: panic("aac: error mapping command %p\n", cm);
774:
775: AAC_DPRINTF(AAC_D_CMD, ("\n%s: another command",
776: sc->aac_dev.dv_xname));
777: }
778:
779: AAC_DPRINTF(AAC_D_CMD, ("\n"));
780: }
781:
782: /*
783: * Deliver a command to the controller; allocate controller resources at the
784: * last moment when possible.
785: */
786: int
787: aac_map_command(struct aac_command *cm)
788: {
789: struct aac_softc *sc = cm->cm_sc;
790: int error = 0;
791:
792: AAC_DPRINTF(AAC_D_CMD, (": map command"));
793:
794: /* don't map more than once */
795: if (cm->cm_flags & AAC_CMD_MAPPED)
796: panic("aac: command %p already mapped", cm);
797:
798: if (cm->cm_datalen != 0) {
799: error = bus_dmamap_load(sc->aac_dmat, cm->cm_datamap,
800: cm->cm_data, cm->cm_datalen, NULL,
801: BUS_DMA_NOWAIT);
802: if (error)
803: return (error);
804:
805: aac_map_command_sg(cm, cm->cm_datamap->dm_segs,
806: cm->cm_datamap->dm_nsegs, 0);
807: } else {
808: aac_map_command_sg(cm, NULL, 0, 0);
809: }
810:
811: return (error);
812: }
813:
814: /*
815: * Handle notification of one or more FIBs coming from the controller.
816: */
817: void
818: aac_command_thread(void *arg)
819: {
820: struct aac_softc *sc = arg;
821: struct aac_fib *fib;
822: u_int32_t fib_size;
823: int size, retval;
824:
825: AAC_DPRINTF(AAC_D_THREAD, ("%s: aac_command_thread: starting\n",
826: sc->aac_dev.dv_xname));
827: AAC_LOCK_ACQUIRE(&sc->aac_io_lock);
828: sc->aifflags = AAC_AIFFLAGS_RUNNING;
829:
830: while ((sc->aifflags & AAC_AIFFLAGS_EXIT) == 0) {
831:
832: AAC_DPRINTF(AAC_D_THREAD,
833: ("%s: aac_command_thread: aifflags=%#x\n",
834: sc->aac_dev.dv_xname, sc->aifflags));
835: retval = 0;
836:
837: if ((sc->aifflags & AAC_AIFFLAGS_PENDING) == 0) {
838: AAC_DPRINTF(AAC_D_THREAD,
839: ("%s: command thread sleeping\n",
840: sc->aac_dev.dv_xname));
841: AAC_LOCK_RELEASE(&sc->aac_io_lock);
842: retval = tsleep(sc->aifthread, PRIBIO, "aifthd",
843: AAC_PERIODIC_INTERVAL * hz);
844: AAC_LOCK_ACQUIRE(&sc->aac_io_lock);
845: }
846:
847: if ((sc->aifflags & AAC_AIFFLAGS_COMPLETE) != 0) {
848: aac_complete(sc);
849: sc->aifflags &= ~AAC_AIFFLAGS_COMPLETE;
850: }
851:
852: /*
853: * While we're here, check to see if any commands are stuck.
854: * This is pretty low-priority, so it's ok if it doesn't
855: * always fire.
856: */
857: if (retval == EWOULDBLOCK)
858: aac_timeout(sc);
859:
860: /* Check the hardware printf message buffer */
861: if (sc->aac_common->ac_printf[0] != 0)
862: aac_print_printf(sc);
863:
864: /* Also check to see if the adapter has a command for us. */
865: while (aac_dequeue_fib(sc, AAC_HOST_NORM_CMD_QUEUE,
866: &fib_size, &fib) == 0) {
867:
868: AAC_PRINT_FIB(sc, fib);
869:
870: switch (fib->Header.Command) {
871: case AifRequest:
872: //aac_handle_aif(sc, fib);
873: break;
874: default:
875: printf("%s: unknown command from controller\n",
876: sc->aac_dev.dv_xname);
877: break;
878: }
879:
880: if ((fib->Header.XferState == 0) ||
881: (fib->Header.StructType != AAC_FIBTYPE_TFIB))
882: break;
883:
884: /* Return the AIF to the controller. */
885: if (fib->Header.XferState & AAC_FIBSTATE_FROMADAP) {
886: fib->Header.XferState |= AAC_FIBSTATE_DONEHOST;
887: *(AAC_FSAStatus*)fib->data = ST_OK;
888:
889: /* XXX Compute the Size field? */
890: size = fib->Header.Size;
891: if (size > sizeof(struct aac_fib)) {
892: size = sizeof(struct aac_fib);
893: fib->Header.Size = size;
894: }
895:
896: /*
897: * Since we did not generate this command, it
898: * cannot go through the normal
899: * enqueue->startio chain.
900: */
901: aac_enqueue_response(sc,
902: AAC_ADAP_NORM_RESP_QUEUE,
903: fib);
904: }
905: }
906: }
907: sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
908: AAC_LOCK_RELEASE(&sc->aac_io_lock);
909:
910: #if 0
911: /*
912: * if we ever implement detach, we should have detach tsleep
913: * to wait for this thread to finish
914: */
915: wakeup(sc->aac_dev);
916: #endif
917:
918: AAC_DPRINTF(AAC_D_THREAD, ("%s: aac_command_thread: exiting\n",
919: sc->aac_dev.dv_xname));
920: kthread_exit(0);
921: }
922:
923: /*
924: * Process completed commands.
925: */
926: void
927: aac_complete(void *context)
928: {
929: struct aac_softc *sc = (struct aac_softc *)context;
930: struct aac_command *cm;
931: struct aac_fib *fib;
932: u_int32_t fib_size;
933:
934: AAC_DPRINTF(AAC_D_CMD, ("%s: complete", sc->aac_dev.dv_xname));
935:
936: /* pull completed commands off the queue */
937: for (;;) {
938: /* look for completed FIBs on our queue */
939: if (aac_dequeue_fib(sc, AAC_HOST_NORM_RESP_QUEUE, &fib_size,
940: &fib))
941: break; /* nothing to do */
942:
943: /* get the command, unmap and hand off for processing */
944: cm = sc->aac_commands + fib->Header.SenderData;
945: if (cm == NULL) {
946: AAC_PRINT_FIB(sc, fib);
947: break;
948: }
949:
950: aac_remove_busy(cm);
951: aac_unmap_command(cm);
952: cm->cm_flags |= AAC_CMD_COMPLETED;
953:
954: /* is there a completion handler? */
955: if (cm->cm_complete != NULL) {
956: cm->cm_complete(cm);
957: } else {
958: /* assume that someone is sleeping on this command */
959: wakeup(cm);
960: }
961: }
962:
963: AAC_DPRINTF(AAC_D_CMD, ("\n"));
964: /* see if we can start some more I/O */
965: sc->flags &= ~AAC_QUEUE_FRZN;
966: aac_startio(sc);
967: }
968:
969: /*
970: * Get a bio and build a command to go with it.
971: */
972: int
973: aac_bio_command(struct aac_softc *sc, struct aac_command **cmp)
974: {
975: struct aac_command *cm;
976: struct aac_fib *fib;
977: struct scsi_xfer *xs;
978: u_int8_t opcode = 0;
979:
980: AAC_DPRINTF(AAC_D_CMD, ("%s: bio command", sc->aac_dev.dv_xname));
981:
982: /* get the resources we will need */
983: if ((cm = aac_dequeue_bio(sc)) == NULL)
984: goto fail;
985: xs = cm->cm_private;
986:
987: /* build the FIB */
988: fib = cm->cm_fib;
989: fib->Header.Size = sizeof(struct aac_fib_header);
990: fib->Header.XferState =
991: AAC_FIBSTATE_HOSTOWNED |
992: AAC_FIBSTATE_INITIALISED |
993: AAC_FIBSTATE_EMPTY |
994: AAC_FIBSTATE_FROMHOST |
995: AAC_FIBSTATE_REXPECTED |
996: AAC_FIBSTATE_NORM |
997: AAC_FIBSTATE_ASYNC |
998: AAC_FIBSTATE_FAST_RESPONSE;
999:
1000: switch(xs->cmd->opcode) {
1001: case READ_COMMAND:
1002: case READ_BIG:
1003: opcode = READ_COMMAND;
1004: break;
1005: case WRITE_COMMAND:
1006: case WRITE_BIG:
1007: opcode = WRITE_COMMAND;
1008: break;
1009: default:
1010: panic("%s: invalid opcode %#x\n", sc->aac_dev.dv_xname,
1011: xs->cmd->opcode);
1012: }
1013:
1014: /* build the read/write request */
1015: if ((sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1016: fib->Header.Command = ContainerCommand;
1017: if (opcode == READ_COMMAND) {
1018: struct aac_blockread *br;
1019: br = (struct aac_blockread *)&fib->data[0];
1020: br->Command = VM_CtBlockRead;
1021: br->ContainerId = xs->sc_link->target;
1022: br->BlockNumber = cm->cm_blkno;
1023: br->ByteCount = cm->cm_bcount * AAC_BLOCK_SIZE;
1024: fib->Header.Size += sizeof(struct aac_blockread);
1025: cm->cm_sgtable = &br->SgMap;
1026: cm->cm_flags |= AAC_CMD_DATAIN;
1027: } else {
1028: struct aac_blockwrite *bw;
1029: bw = (struct aac_blockwrite *)&fib->data[0];
1030: bw->Command = VM_CtBlockWrite;
1031: bw->ContainerId = xs->sc_link->target;
1032: bw->BlockNumber = cm->cm_blkno;
1033: bw->ByteCount = cm->cm_bcount * AAC_BLOCK_SIZE;
1034: bw->Stable = CUNSTABLE;
1035: fib->Header.Size += sizeof(struct aac_blockwrite);
1036: cm->cm_flags |= AAC_CMD_DATAOUT;
1037: cm->cm_sgtable = &bw->SgMap;
1038: }
1039: } else {
1040: fib->Header.Command = ContainerCommand64;
1041: if (opcode == READ_COMMAND) {
1042: struct aac_blockread64 *br;
1043: br = (struct aac_blockread64 *)&fib->data[0];
1044: br->Command = VM_CtHostRead64;
1045: br->ContainerId = xs->sc_link->target;
1046: br->BlockNumber = cm->cm_blkno;
1047: br->SectorCount = cm->cm_bcount;
1048: br->Pad = 0;
1049: br->Flags = 0;
1050: fib->Header.Size += sizeof(struct aac_blockread64);
1051: cm->cm_flags |= AAC_CMD_DATAOUT;
1052: (struct aac_sg_table64 *)cm->cm_sgtable = &br->SgMap64;
1053: } else {
1054: struct aac_blockwrite64 *bw;
1055: bw = (struct aac_blockwrite64 *)&fib->data[0];
1056: bw->Command = VM_CtHostWrite64;
1057: bw->ContainerId = xs->sc_link->target;
1058: bw->BlockNumber = cm->cm_blkno;
1059: bw->SectorCount = cm->cm_bcount;
1060: bw->Pad = 0;
1061: bw->Flags = 0;
1062: fib->Header.Size += sizeof(struct aac_blockwrite64);
1063: cm->cm_flags |= AAC_CMD_DATAIN;
1064: (struct aac_sg_table64 *)cm->cm_sgtable = &bw->SgMap64;
1065: }
1066: }
1067:
1068: *cmp = cm;
1069: AAC_DPRINTF(AAC_D_CMD, ("\n"));
1070: return(0);
1071:
1072: fail:
1073: AAC_DPRINTF(AAC_D_CMD, ("\n"));
1074: return(ENOMEM);
1075: }
1076:
1077: /*
1078: * Handle a bio-instigated command that has been completed.
1079: */
1080: void
1081: aac_bio_complete(struct aac_command *cm)
1082: {
1083: struct aac_blockread_response *brr;
1084: struct aac_blockwrite_response *bwr;
1085: struct scsi_xfer *xs = (struct scsi_xfer *)cm->cm_private;
1086: AAC_FSAStatus status;
1087: int s;
1088:
1089: AAC_DPRINTF(AAC_D_CMD,
1090: ("%s: bio complete\n", cm->cm_sc->aac_dev.dv_xname));
1091:
1092: /* fetch relevant status and then release the command */
1093: if (xs->flags & SCSI_DATA_IN) {
1094: brr = (struct aac_blockread_response *)&cm->cm_fib->data[0];
1095: status = brr->Status;
1096: } else {
1097: bwr = (struct aac_blockwrite_response *)&cm->cm_fib->data[0];
1098: status = bwr->Status;
1099: }
1100:
1101: s = splbio();
1102: aac_release_command(cm);
1103:
1104: xs->error = status == ST_OK? XS_NOERROR : XS_DRIVER_STUFFUP;
1105: xs->resid = 0;
1106: xs->flags |= ITSDONE;
1107: scsi_done(xs);
1108: splx(s);
1109: }
1110:
1111: /*
1112: * Submit a command to the controller, return when it completes.
1113: * XXX This is very dangerous! If the card has gone out to lunch, we could
1114: * be stuck here forever. At the same time, signals are not caught
1115: * because there is a risk that a signal could wakeup the tsleep before
1116: * the card has a chance to complete the command. The passed in timeout
1117: * is ignored for the same reason. Since there is no way to cancel a
1118: * command in progress, we should probably create a 'dead' queue where
1119: * commands go that have been interrupted/timed-out/etc, that keeps them
1120: * out of the free pool. That way, if the card is just slow, it won't
1121: * spam the memory of a command that has been recycled.
1122: */
1123: int
1124: aac_wait_command(struct aac_command *cm, int timeout)
1125: {
1126: struct aac_softc *sc = cm->cm_sc;
1127: int error = 0;
1128:
1129: AAC_DPRINTF(AAC_D_CMD, (": wait for command"));
1130:
1131: /* Put the command on the ready queue and get things going */
1132: cm->cm_queue = AAC_ADAP_NORM_CMD_QUEUE;
1133: aac_enqueue_ready(cm);
1134: AAC_DPRINTF(AAC_D_CMD, ("\n"));
1135: aac_startio(sc);
1136: while (!(cm->cm_flags & AAC_CMD_COMPLETED) && (error != EWOULDBLOCK)) {
1137: AAC_DPRINTF(AAC_D_MISC, ("%s: sleeping until command done\n",
1138: sc->aac_dev.dv_xname));
1139: AAC_LOCK_RELEASE(&sc->aac_io_lock);
1140: error = tsleep(cm, PRIBIO, "aacwait", timeout);
1141: AAC_LOCK_ACQUIRE(&sc->aac_io_lock);
1142: }
1143: return (error);
1144: }
1145:
1146: /*
1147: *Command Buffer Management
1148: */
1149:
1150: /*
1151: * Allocate a command.
1152: */
1153: int
1154: aac_alloc_command(struct aac_softc *sc, struct aac_command **cmp)
1155: {
1156: struct aac_command *cm;
1157:
1158: AAC_DPRINTF(AAC_D_CMD, (": allocate command"));
1159: if ((cm = aac_dequeue_free(sc)) == NULL) {
1160: AAC_DPRINTF(AAC_D_CMD, (" failed"));
1161: return (EBUSY);
1162: }
1163:
1164: *cmp = cm;
1165: return(0);
1166: }
1167:
1168: /*
1169: * Release a command back to the freelist.
1170: */
1171: void
1172: aac_release_command(struct aac_command *cm)
1173: {
1174: AAC_DPRINTF(AAC_D_CMD, (": release command"));
1175:
1176: /* (re)initialise the command/FIB */
1177: cm->cm_sgtable = NULL;
1178: cm->cm_flags = 0;
1179: cm->cm_complete = NULL;
1180: cm->cm_private = NULL;
1181: cm->cm_fib->Header.XferState = AAC_FIBSTATE_EMPTY;
1182: cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB;
1183: cm->cm_fib->Header.Flags = 0;
1184: cm->cm_fib->Header.SenderSize = sizeof(struct aac_fib);
1185:
1186: /*
1187: * These are duplicated in aac_start to cover the case where an
1188: * intermediate stage may have destroyed them. They're left
1189: * initialised here for debugging purposes only.
1190: */
1191: cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1192: cm->cm_fib->Header.SenderData = 0;
1193:
1194: aac_enqueue_free(cm);
1195: }
1196:
1197: /*
1198: * Allocate and initialise commands/FIBs for this adapter.
1199: */
1200: int
1201: aac_alloc_commands(struct aac_softc *sc)
1202: {
1203: struct aac_command *cm;
1204: struct aac_fibmap *fm;
1205: int i, error;
1206:
1207: if (sc->total_fibs + AAC_FIB_COUNT > sc->aac_max_fibs)
1208: return (ENOMEM);
1209:
1210: fm = malloc(sizeof(struct aac_fibmap), M_DEVBUF, M_NOWAIT);
1211: if (fm == NULL)
1212: goto exit;
1213: bzero(fm, sizeof(struct aac_fibmap));
1214:
1215: /* allocate the FIBs in DMAable memory and load them */
1216: if (bus_dmamem_alloc(sc->aac_dmat, AAC_FIBMAP_SIZE, PAGE_SIZE, 0,
1217: &fm->aac_seg, 1, &fm->aac_nsegs, BUS_DMA_NOWAIT)) {
1218: printf("%s: can't alloc FIBs\n", sc->aac_dev.dv_xname);
1219: error = ENOBUFS;
1220: goto exit_alloc;
1221: }
1222:
1223: if (bus_dmamem_map(sc->aac_dmat, &fm->aac_seg, 1,
1224: AAC_FIBMAP_SIZE, (caddr_t *)&fm->aac_fibs, BUS_DMA_NOWAIT)) {
1225: printf("%s: can't map FIB structure\n", sc->aac_dev.dv_xname);
1226: error = ENOBUFS;
1227: goto exit_map;
1228: }
1229:
1230: if (bus_dmamap_create(sc->aac_dmat, AAC_FIBMAP_SIZE, 1,
1231: AAC_FIBMAP_SIZE, 0, BUS_DMA_NOWAIT, &fm->aac_fibmap)) {
1232: printf("%s: can't create dma map\n", sc->aac_dev.dv_xname);
1233: error = ENOBUFS;
1234: goto exit_create;
1235: }
1236:
1237: if (bus_dmamap_load(sc->aac_dmat, fm->aac_fibmap, fm->aac_fibs,
1238: AAC_FIBMAP_SIZE, NULL, BUS_DMA_NOWAIT)) {
1239: printf("%s: can't load dma map\n", sc->aac_dev.dv_xname);
1240: error = ENOBUFS;
1241: goto exit_load;
1242: }
1243:
1244: /* initialise constant fields in the command structure */
1245: AAC_LOCK_ACQUIRE(&sc->aac_io_lock);
1246: bzero(fm->aac_fibs, AAC_FIB_COUNT * sizeof(struct aac_fib));
1247: for (i = 0; i < AAC_FIB_COUNT; i++) {
1248: cm = sc->aac_commands + sc->total_fibs;
1249: fm->aac_commands = cm;
1250: cm->cm_sc = sc;
1251: cm->cm_fib = fm->aac_fibs + i;
1252: cm->cm_fibphys = fm->aac_fibmap->dm_segs[0].ds_addr +
1253: (i * sizeof(struct aac_fib));
1254: cm->cm_index = sc->total_fibs;
1255:
1256: if (bus_dmamap_create(sc->aac_dmat, MAXBSIZE, AAC_MAXSGENTRIES,
1257: MAXBSIZE, 0, BUS_DMA_NOWAIT, &cm->cm_datamap)) {
1258: break;
1259: }
1260: aac_release_command(cm);
1261: sc->total_fibs++;
1262: }
1263:
1264: if (i > 0) {
1265: TAILQ_INSERT_TAIL(&sc->aac_fibmap_tqh, fm, fm_link);
1266: AAC_DPRINTF(AAC_D_MISC, ("%s: total_fibs= %d\n",
1267: sc->aac_dev.dv_xname,
1268: sc->total_fibs));
1269: AAC_LOCK_RELEASE(&sc->aac_io_lock);
1270: return (0);
1271: }
1272:
1273: exit_load:
1274: bus_dmamap_destroy(sc->aac_dmat, fm->aac_fibmap);
1275: exit_create:
1276: bus_dmamem_unmap(sc->aac_dmat, (caddr_t)fm->aac_fibs, AAC_FIBMAP_SIZE);
1277: exit_map:
1278: bus_dmamem_free(sc->aac_dmat, &fm->aac_seg, fm->aac_nsegs);
1279: exit_alloc:
1280: free(fm, M_DEVBUF);
1281: exit:
1282: AAC_LOCK_RELEASE(&sc->aac_io_lock);
1283: return (error);
1284: }
1285:
1286: /*
1287: * Free FIBs owned by this adapter.
1288: */
1289: void
1290: aac_free_commands(struct aac_softc *sc)
1291: {
1292: struct aac_fibmap *fm;
1293: struct aac_command *cm;
1294: int i;
1295:
1296: while ((fm = TAILQ_FIRST(&sc->aac_fibmap_tqh)) != NULL) {
1297:
1298: TAILQ_REMOVE(&sc->aac_fibmap_tqh, fm, fm_link);
1299:
1300: /*
1301: * We check against total_fibs to handle partially
1302: * allocated blocks.
1303: */
1304: for (i = 0; i < AAC_FIB_COUNT && sc->total_fibs--; i++) {
1305: cm = fm->aac_commands + i;
1306: bus_dmamap_destroy(sc->aac_dmat, cm->cm_datamap);
1307: }
1308:
1309: bus_dmamap_unload(sc->aac_dmat, fm->aac_fibmap);
1310: bus_dmamap_destroy(sc->aac_dmat, fm->aac_fibmap);
1311: bus_dmamem_unmap(sc->aac_dmat, (caddr_t)fm->aac_fibs,
1312: AAC_FIBMAP_SIZE);
1313: bus_dmamem_free(sc->aac_dmat, &fm->aac_seg, fm->aac_nsegs);
1314: free(fm, M_DEVBUF);
1315: }
1316: }
1317:
1318:
1319: /*
1320: * Command-mapping helper function - populate this command's s/g table.
1321: */
1322: void
1323: aac_map_command_sg(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1324: {
1325: struct aac_command *cm = arg;
1326: struct aac_softc *sc = cm->cm_sc;
1327: struct aac_fib *fib = cm->cm_fib;
1328: int i;
1329:
1330: /* copy into the FIB */
1331: if (cm->cm_sgtable != NULL) {
1332: if ((cm->cm_sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1333: struct aac_sg_table *sg = cm->cm_sgtable;
1334: sg->SgCount = nseg;
1335: for (i = 0; i < nseg; i++) {
1336: sg->SgEntry[i].SgAddress = segs[i].ds_addr;
1337: sg->SgEntry[i].SgByteCount = segs[i].ds_len;
1338: }
1339: /* update the FIB size for the s/g count */
1340: fib->Header.Size += nseg * sizeof(struct aac_sg_entry);
1341: } else {
1342: struct aac_sg_table64 *sg;
1343: sg = (struct aac_sg_table64 *)cm->cm_sgtable;
1344: sg->SgCount = nseg;
1345: for (i = 0; i < nseg; i++) {
1346: sg->SgEntry64[i].SgAddress = segs[i].ds_addr;
1347: sg->SgEntry64[i].SgByteCount = segs[i].ds_len;
1348: }
1349: /* update the FIB size for the s/g count */
1350: fib->Header.Size += nseg*sizeof(struct aac_sg_entry64);
1351: }
1352: }
1353:
1354: /* Fix up the address values in the FIB. Use the command array index
1355: * instead of a pointer since these fields are only 32 bits. Shift
1356: * the SenderFibAddress over to make room for the fast response bit.
1357: */
1358: cm->cm_fib->Header.SenderFibAddress = (cm->cm_index << 1);
1359: cm->cm_fib->Header.ReceiverFibAddress = cm->cm_fibphys;
1360:
1361: /* save a pointer to the command for speedy reverse-lookup */
1362: cm->cm_fib->Header.SenderData = cm->cm_index;
1363:
1364: if (cm->cm_flags & AAC_CMD_DATAIN)
1365: bus_dmamap_sync(sc->aac_dmat, cm->cm_datamap, 0,
1366: cm->cm_datamap->dm_mapsize,
1367: BUS_DMASYNC_PREREAD);
1368: if (cm->cm_flags & AAC_CMD_DATAOUT)
1369: bus_dmamap_sync(sc->aac_dmat, cm->cm_datamap, 0,
1370: cm->cm_datamap->dm_mapsize,
1371: BUS_DMASYNC_PREWRITE);
1372: cm->cm_flags |= AAC_CMD_MAPPED;
1373:
1374: /* put the FIB on the outbound queue */
1375: if (aac_enqueue_fib(sc, cm->cm_queue, cm) == EBUSY) {
1376: aac_remove_busy(cm);
1377: aac_unmap_command(cm);
1378: aac_requeue_ready(cm);
1379: }
1380: }
1381:
1382: /*
1383: * Unmap a command from controller-visible space.
1384: */
1385: void
1386: aac_unmap_command(struct aac_command *cm)
1387: {
1388: struct aac_softc *sc = cm->cm_sc;
1389:
1390: if (!(cm->cm_flags & AAC_CMD_MAPPED))
1391: return;
1392:
1393: if (cm->cm_datalen != 0) {
1394: if (cm->cm_flags & AAC_CMD_DATAIN)
1395: bus_dmamap_sync(sc->aac_dmat, cm->cm_datamap, 0,
1396: cm->cm_datamap->dm_mapsize,
1397: BUS_DMASYNC_POSTREAD);
1398: if (cm->cm_flags & AAC_CMD_DATAOUT)
1399: bus_dmamap_sync(sc->aac_dmat, cm->cm_datamap, 0,
1400: cm->cm_datamap->dm_mapsize,
1401: BUS_DMASYNC_POSTWRITE);
1402:
1403: bus_dmamap_unload(sc->aac_dmat, cm->cm_datamap);
1404: }
1405: cm->cm_flags &= ~AAC_CMD_MAPPED;
1406: }
1407:
1408: /*
1409: * Hardware Interface
1410: */
1411:
1412: /*
1413: * Initialise the adapter.
1414: */
1415: int
1416: aac_check_firmware(struct aac_softc *sc)
1417: {
1418: u_int32_t major, minor, options;
1419:
1420: /*
1421: * Retrieve the firmware version numbers. Dell PERC2/QC cards with
1422: * firmware version 1.x are not compatible with this driver.
1423: */
1424: if (sc->flags & AAC_FLAGS_PERC2QC) {
1425: if (aac_sync_command(sc, AAC_MONKER_GETKERNVER, 0, 0, 0, 0,
1426: NULL)) {
1427: printf("%s: Error reading firmware version\n",
1428: sc->aac_dev.dv_xname);
1429: return (EIO);
1430: }
1431:
1432: /* These numbers are stored as ASCII! */
1433: major = (AAC_GET_MAILBOX(sc, 1) & 0xff) - 0x30;
1434: minor = (AAC_GET_MAILBOX(sc, 2) & 0xff) - 0x30;
1435: if (major == 1) {
1436: printf("%s: Firmware version %d.%d is not supported\n",
1437: sc->aac_dev.dv_xname, major, minor);
1438: return (EINVAL);
1439: }
1440: }
1441:
1442: /*
1443: * Retrieve the capabilities/supported options word so we know what
1444: * work-arounds to enable.
1445: */
1446: if (aac_sync_command(sc, AAC_MONKER_GETINFO, 0, 0, 0, 0, NULL)) {
1447: printf("%s: RequestAdapterInfo failed\n",
1448: sc->aac_dev.dv_xname);
1449: return (EIO);
1450: }
1451: options = AAC_GET_MAILBOX(sc, 1);
1452: sc->supported_options = options;
1453:
1454: if ((options & AAC_SUPPORTED_4GB_WINDOW) != 0 &&
1455: (sc->flags & AAC_FLAGS_NO4GB) == 0)
1456: sc->flags |= AAC_FLAGS_4GB_WINDOW;
1457: if (options & AAC_SUPPORTED_NONDASD)
1458: sc->flags |= AAC_FLAGS_ENABLE_CAM;
1459: if ((options & AAC_SUPPORTED_SGMAP_HOST64) != 0
1460: && (sizeof(bus_addr_t) > 4)) {
1461: printf("%s: Enabling 64-bit address support\n",
1462: sc->aac_dev.dv_xname);
1463: sc->flags |= AAC_FLAGS_SG_64BIT;
1464: }
1465:
1466: /* Check for broken hardware that does a lower number of commands */
1467: if ((sc->flags & AAC_FLAGS_256FIBS) == 0)
1468: sc->aac_max_fibs = AAC_MAX_FIBS;
1469: else
1470: sc->aac_max_fibs = 256;
1471:
1472: return (0);
1473: }
1474:
1475: int
1476: aac_init(struct aac_softc *sc)
1477: {
1478: bus_dma_segment_t seg;
1479: int nsegs;
1480: int i, error;
1481: int state = 0;
1482: struct aac_adapter_init *ip;
1483: time_t then;
1484: u_int32_t code, qoffset;
1485:
1486: /*
1487: * First wait for the adapter to come ready.
1488: */
1489: then = time_uptime;
1490: for (i = 0; i < AAC_BOOT_TIMEOUT * 1000; i++) {
1491: code = AAC_GET_FWSTATUS(sc);
1492: if (code & AAC_SELF_TEST_FAILED) {
1493: printf("%s: FATAL: selftest failed\n",
1494: sc->aac_dev.dv_xname);
1495: return (ENXIO);
1496: }
1497: if (code & AAC_KERNEL_PANIC) {
1498: printf("%s: FATAL: controller kernel panic\n",
1499: sc->aac_dev.dv_xname);
1500: return (ENXIO);
1501: }
1502: if (code & AAC_UP_AND_RUNNING)
1503: break;
1504: DELAY(1000);
1505: }
1506: if (i == AAC_BOOT_TIMEOUT * 1000) {
1507: printf("%s: FATAL: controller not coming ready, status %x\n",
1508: sc->aac_dev.dv_xname, code);
1509: return (ENXIO);
1510: }
1511:
1512: /*
1513: * Work around a bug in the 2120 and 2200 that cannot DMA commands
1514: * below address 8192 in physical memory.
1515: * XXX If the padding is not needed, can it be put to use instead
1516: * of ignored?
1517: */
1518: if (bus_dmamem_alloc(sc->aac_dmat, AAC_COMMON_ALLOCSIZE, PAGE_SIZE, 0,
1519: &seg, 1, &nsegs, BUS_DMA_NOWAIT)) {
1520: printf("%s: can't allocate common structure\n",
1521: sc->aac_dev.dv_xname);
1522: return (ENOMEM);
1523: }
1524: state++;
1525:
1526: if (bus_dmamem_map(sc->aac_dmat, &seg, nsegs, AAC_COMMON_ALLOCSIZE,
1527: (caddr_t *)&sc->aac_common, BUS_DMA_NOWAIT)) {
1528: printf("%s: can't map common structure\n",
1529: sc->aac_dev.dv_xname);
1530: error = ENOMEM;
1531: goto bail_out;
1532: }
1533: state++;
1534:
1535: if (bus_dmamap_create(sc->aac_dmat, AAC_COMMON_ALLOCSIZE, 1,
1536: AAC_COMMON_ALLOCSIZE, 0, BUS_DMA_NOWAIT, &sc->aac_common_map)) {
1537: printf("%s: can't create dma map\n", sc->aac_dev.dv_xname);
1538: error = ENOBUFS;
1539: goto bail_out;
1540: }
1541: state++;
1542:
1543: if (bus_dmamap_load(sc->aac_dmat, sc->aac_common_map, sc->aac_common,
1544: AAC_COMMON_ALLOCSIZE, NULL, BUS_DMA_NOWAIT)) {
1545: printf("%s: can't load dma map\n", sc->aac_dev.dv_xname);
1546: error = ENOBUFS;
1547: goto bail_out;
1548: }
1549: state++;
1550:
1551: sc->aac_common_busaddr = sc->aac_common_map->dm_segs[0].ds_addr;
1552:
1553: if (sc->aac_common_busaddr < 8192) {
1554: (uint8_t *)sc->aac_common += 8192;
1555: sc->aac_common_busaddr += 8192;
1556: }
1557: bzero(sc->aac_common, sizeof *sc->aac_common);
1558:
1559: /* Allocate some FIBs and associated command structs */
1560: TAILQ_INIT(&sc->aac_fibmap_tqh);
1561: sc->aac_commands = malloc(AAC_MAX_FIBS * sizeof(struct aac_command),
1562: M_DEVBUF, M_WAITOK);
1563: bzero(sc->aac_commands, AAC_MAX_FIBS * sizeof(struct aac_command));
1564: while (sc->total_fibs < AAC_MAX_FIBS) {
1565: if (aac_alloc_commands(sc) != 0)
1566: break;
1567: }
1568: if (sc->total_fibs == 0)
1569: goto out;
1570:
1571: /*
1572: * Fill in the init structure. This tells the adapter about the
1573: * physical location of various important shared data structures.
1574: */
1575: ip = &sc->aac_common->ac_init;
1576: ip->InitStructRevision = AAC_INIT_STRUCT_REVISION;
1577: ip->MiniPortRevision = AAC_INIT_STRUCT_MINIPORT_REVISION;
1578:
1579: ip->AdapterFibsPhysicalAddress = sc->aac_common_busaddr +
1580: offsetof(struct aac_common, ac_fibs);
1581: ip->AdapterFibsVirtualAddress = 0;
1582: ip->AdapterFibsSize = AAC_ADAPTER_FIBS * sizeof(struct aac_fib);
1583: ip->AdapterFibAlign = sizeof(struct aac_fib);
1584:
1585: ip->PrintfBufferAddress = sc->aac_common_busaddr +
1586: offsetof(struct aac_common, ac_printf);
1587: ip->PrintfBufferSize = AAC_PRINTF_BUFSIZE;
1588:
1589: /*
1590: * The adapter assumes that pages are 4K in size, except on some
1591: * broken firmware versions that do the page->byte conversion twice,
1592: * therefore 'assuming' that this value is in 16MB units (2^24).
1593: * Round up since the granularity is so high.
1594: */
1595: ip->HostPhysMemPages = ctob(physmem) / AAC_PAGE_SIZE;
1596: if (sc->flags & AAC_FLAGS_BROKEN_MEMMAP) {
1597: ip->HostPhysMemPages =
1598: (ip->HostPhysMemPages + AAC_PAGE_SIZE) / AAC_PAGE_SIZE;
1599: }
1600: ip->HostElapsedSeconds = time_uptime; /* reset later if invalid */
1601:
1602: /*
1603: * Initialise FIB queues. Note that it appears that the layout of the
1604: * indexes and the segmentation of the entries may be mandated by the
1605: * adapter, which is only told about the base of the queue index fields.
1606: *
1607: * The initial values of the indices are assumed to inform the adapter
1608: * of the sizes of the respective queues, and theoretically it could
1609: * work out the entire layout of the queue structures from this. We
1610: * take the easy route and just lay this area out like everyone else
1611: * does.
1612: *
1613: * The Linux driver uses a much more complex scheme whereby several
1614: * header records are kept for each queue. We use a couple of generic
1615: * list manipulation functions which 'know' the size of each list by
1616: * virtue of a table.
1617: */
1618: qoffset = offsetof(struct aac_common, ac_qbuf) + AAC_QUEUE_ALIGN;
1619: qoffset &= ~(AAC_QUEUE_ALIGN - 1);
1620: sc->aac_queues =
1621: (struct aac_queue_table *)((caddr_t)sc->aac_common + qoffset);
1622: ip->CommHeaderAddress = sc->aac_common_busaddr + qoffset;
1623:
1624: sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1625: AAC_HOST_NORM_CMD_ENTRIES;
1626: sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1627: AAC_HOST_NORM_CMD_ENTRIES;
1628: sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1629: AAC_HOST_HIGH_CMD_ENTRIES;
1630: sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1631: AAC_HOST_HIGH_CMD_ENTRIES;
1632: sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1633: AAC_ADAP_NORM_CMD_ENTRIES;
1634: sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1635: AAC_ADAP_NORM_CMD_ENTRIES;
1636: sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1637: AAC_ADAP_HIGH_CMD_ENTRIES;
1638: sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1639: AAC_ADAP_HIGH_CMD_ENTRIES;
1640: sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1641: AAC_HOST_NORM_RESP_ENTRIES;
1642: sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1643: AAC_HOST_NORM_RESP_ENTRIES;
1644: sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1645: AAC_HOST_HIGH_RESP_ENTRIES;
1646: sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1647: AAC_HOST_HIGH_RESP_ENTRIES;
1648: sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1649: AAC_ADAP_NORM_RESP_ENTRIES;
1650: sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1651: AAC_ADAP_NORM_RESP_ENTRIES;
1652: sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1653: AAC_ADAP_HIGH_RESP_ENTRIES;
1654: sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1655: AAC_ADAP_HIGH_RESP_ENTRIES;
1656: sc->aac_qentries[AAC_HOST_NORM_CMD_QUEUE] =
1657: &sc->aac_queues->qt_HostNormCmdQueue[0];
1658: sc->aac_qentries[AAC_HOST_HIGH_CMD_QUEUE] =
1659: &sc->aac_queues->qt_HostHighCmdQueue[0];
1660: sc->aac_qentries[AAC_ADAP_NORM_CMD_QUEUE] =
1661: &sc->aac_queues->qt_AdapNormCmdQueue[0];
1662: sc->aac_qentries[AAC_ADAP_HIGH_CMD_QUEUE] =
1663: &sc->aac_queues->qt_AdapHighCmdQueue[0];
1664: sc->aac_qentries[AAC_HOST_NORM_RESP_QUEUE] =
1665: &sc->aac_queues->qt_HostNormRespQueue[0];
1666: sc->aac_qentries[AAC_HOST_HIGH_RESP_QUEUE] =
1667: &sc->aac_queues->qt_HostHighRespQueue[0];
1668: sc->aac_qentries[AAC_ADAP_NORM_RESP_QUEUE] =
1669: &sc->aac_queues->qt_AdapNormRespQueue[0];
1670: sc->aac_qentries[AAC_ADAP_HIGH_RESP_QUEUE] =
1671: &sc->aac_queues->qt_AdapHighRespQueue[0];
1672:
1673: /*
1674: * Do controller-type-specific initialisation
1675: */
1676: switch (sc->aac_hwif) {
1677: case AAC_HWIF_I960RX:
1678: AAC_SETREG4(sc, AAC_RX_ODBR, ~0);
1679: break;
1680: case AAC_HWIF_RKT:
1681: AAC_SETREG4(sc, AAC_RKT_ODBR, ~0);
1682: break;
1683: default:
1684: break;
1685: }
1686:
1687: /*
1688: * Give the init structure to the controller.
1689: */
1690: if (aac_sync_command(sc, AAC_MONKER_INITSTRUCT,
1691: sc->aac_common_busaddr +
1692: offsetof(struct aac_common, ac_init), 0, 0, 0,
1693: NULL)) {
1694: printf("%s: error establishing init structure\n",
1695: sc->aac_dev.dv_xname);
1696: error = EIO;
1697: goto bail_out;
1698: }
1699:
1700: aac_describe_controller(sc);
1701: aac_startup(sc);
1702:
1703: return (0);
1704:
1705: bail_out:
1706: if (state > 3)
1707: bus_dmamap_unload(sc->aac_dmat, sc->aac_common_map);
1708: if (state > 2)
1709: bus_dmamap_destroy(sc->aac_dmat, sc->aac_common_map);
1710: if (state > 1)
1711: bus_dmamem_unmap(sc->aac_dmat, (caddr_t)sc->aac_common,
1712: sizeof *sc->aac_common);
1713: if (state > 0)
1714: bus_dmamem_free(sc->aac_dmat, &seg, 1);
1715:
1716: out:
1717: return (error);
1718: }
1719:
1720: /*
1721: * Send a synchronous command to the controller and wait for a result.
1722: */
1723: int
1724: aac_sync_command(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
1725: u_int32_t arg1, u_int32_t arg2, u_int32_t arg3, u_int32_t *sp)
1726: {
1727: // time_t then;
1728: int i;
1729: u_int32_t status;
1730: u_int16_t reason;
1731:
1732: /* populate the mailbox */
1733: AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3);
1734:
1735: /* ensure the sync command doorbell flag is cleared */
1736: AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
1737:
1738: /* then set it to signal the adapter */
1739: AAC_QNOTIFY(sc, AAC_DB_SYNC_COMMAND);
1740:
1741: #if 0
1742: /* spin waiting for the command to complete */
1743: then = time_uptime;
1744: do {
1745: if (time_uptime > (then + AAC_IMMEDIATE_TIMEOUT)) {
1746: AAC_DPRINTF(AAC_D_MISC, ("timed out"));
1747: return(EIO);
1748: }
1749: } while (!(AAC_GET_ISTATUS(sc) & AAC_DB_SYNC_COMMAND));
1750: #else
1751: DELAY(AAC_SYNC_DELAY);
1752:
1753: /* spin waiting for the command to complete */
1754: for (i = 0; i < AAC_IMMEDIATE_TIMEOUT * 1000; i++) {
1755: reason = AAC_GET_ISTATUS(sc);
1756: if (reason & AAC_DB_SYNC_COMMAND)
1757: break;
1758: reason = AAC_GET_ISTATUS(sc);
1759: if (reason & AAC_DB_SYNC_COMMAND)
1760: break;
1761: reason = AAC_GET_ISTATUS(sc);
1762: if (reason & AAC_DB_SYNC_COMMAND)
1763: break;
1764: DELAY(1000);
1765: }
1766: if (i == AAC_IMMEDIATE_TIMEOUT * 1000) {
1767: printf("aac_sync_command: failed, reason=%#x\n", reason);
1768: return (EIO);
1769: }
1770: #endif
1771:
1772: /* clear the completion flag */
1773: AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
1774:
1775: /* get the command status */
1776: status = AAC_GET_MAILBOX(sc, 0);
1777:
1778: if (sp != NULL)
1779: *sp = status;
1780:
1781: return(0);
1782: }
1783:
1784: /*
1785: * Grab the sync fib area.
1786: */
1787: int
1788: aac_alloc_sync_fib(struct aac_softc *sc, struct aac_fib **fib, int flags)
1789: {
1790:
1791: /*
1792: * If the force flag is set, the system is shutting down, or in
1793: * trouble. Ignore the mutex.
1794: */
1795: if (!(flags & AAC_SYNC_LOCK_FORCE))
1796: AAC_LOCK_ACQUIRE(&sc->aac_sync_lock);
1797:
1798: *fib = &sc->aac_common->ac_sync_fib;
1799:
1800: return (1);
1801: }
1802:
1803: /*
1804: * Release the sync fib area.
1805: */
1806: void
1807: aac_release_sync_fib(struct aac_softc *sc)
1808: {
1809: AAC_LOCK_RELEASE(&sc->aac_sync_lock);
1810: }
1811:
1812: /*
1813: * Send a synchronous FIB to the controller and wait for a result.
1814: */
1815: int
1816: aac_sync_fib(struct aac_softc *sc, u_int32_t command, u_int32_t xferstate,
1817: struct aac_fib *fib, u_int16_t datasize)
1818: {
1819:
1820: if (datasize > AAC_FIB_DATASIZE) {
1821: printf("aac_sync_fib 1: datasize=%d AAC_FIB_DATASIZE %lu\n",
1822: datasize, AAC_FIB_DATASIZE);
1823: return(EINVAL);
1824: }
1825:
1826: /*
1827: * Set up the sync FIB
1828: */
1829: fib->Header.XferState = AAC_FIBSTATE_HOSTOWNED |
1830: AAC_FIBSTATE_INITIALISED |
1831: AAC_FIBSTATE_EMPTY;
1832: fib->Header.XferState |= xferstate;
1833: fib->Header.Command = command;
1834: fib->Header.StructType = AAC_FIBTYPE_TFIB;
1835: fib->Header.Size = sizeof(struct aac_fib) + datasize;
1836: fib->Header.SenderSize = sizeof(struct aac_fib);
1837: fib->Header.SenderFibAddress = 0; /* Not needed */
1838: fib->Header.ReceiverFibAddress = sc->aac_common_busaddr +
1839: offsetof(struct aac_common,
1840: ac_sync_fib);
1841:
1842: /*
1843: * Give the FIB to the controller, wait for a response.
1844: */
1845: if (aac_sync_command(sc, AAC_MONKER_SYNCFIB,
1846: fib->Header.ReceiverFibAddress, 0, 0, 0, NULL)) {
1847: AAC_DPRINTF(AAC_D_IO, ("%s: aac_sync_fib: IO error\n",
1848: sc->aac_dev.dv_xname));
1849: printf("aac_sync_fib 2\n");
1850: return(EIO);
1851: }
1852:
1853: return (0);
1854: }
1855:
1856: /*****************************************************************************
1857: * Adapter-space FIB queue manipulation
1858: *
1859: * Note that the queue implementation here is a little funky; neither the PI or
1860: * CI will ever be zero. This behaviour is a controller feature.
1861: */
1862: static struct {
1863: int size;
1864: int notify;
1865: } aac_qinfo[] = {
1866: { AAC_HOST_NORM_CMD_ENTRIES, AAC_DB_COMMAND_NOT_FULL },
1867: { AAC_HOST_HIGH_CMD_ENTRIES, 0 },
1868: { AAC_ADAP_NORM_CMD_ENTRIES, AAC_DB_COMMAND_READY },
1869: { AAC_ADAP_HIGH_CMD_ENTRIES, 0 },
1870: { AAC_HOST_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_NOT_FULL },
1871: { AAC_HOST_HIGH_RESP_ENTRIES, 0 },
1872: { AAC_ADAP_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_READY },
1873: { AAC_ADAP_HIGH_RESP_ENTRIES, 0 }
1874: };
1875:
1876: /*
1877: * Atomically insert an entry into the nominated queue, returns 0 on success
1878: * or EBUSY if the queue is full.
1879: *
1880: * Note: it would be more efficient to defer notifying the controller in
1881: * the case where we may be inserting several entries in rapid
1882: * succession, but implementing this usefully may be difficult
1883: * (it would involve a separate queue/notify interface).
1884: */
1885: int
1886: aac_enqueue_fib(struct aac_softc *sc, int queue, struct aac_command *cm)
1887: {
1888: u_int32_t pi, ci;
1889: int error;
1890: u_int32_t fib_size;
1891: u_int32_t fib_addr;
1892:
1893: fib_size = cm->cm_fib->Header.Size;
1894: fib_addr = cm->cm_fib->Header.ReceiverFibAddress;
1895:
1896: /* get the producer/consumer indices */
1897: pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
1898: ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
1899:
1900: /* wrap the queue? */
1901: if (pi >= aac_qinfo[queue].size)
1902: pi = 0;
1903:
1904: /* check for queue full */
1905: if ((pi + 1) == ci) {
1906: error = EBUSY;
1907: goto out;
1908: }
1909:
1910: /* populate queue entry */
1911: (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
1912: (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
1913:
1914: /* update producer index */
1915: sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
1916:
1917: /*
1918: * To avoid a race with its completion interrupt, place this command on
1919: * the busy queue prior to advertising it to the controller.
1920: */
1921: aac_enqueue_busy(cm);
1922:
1923: /* notify the adapter if we know how */
1924: if (aac_qinfo[queue].notify != 0)
1925: AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
1926:
1927: error = 0;
1928:
1929: out:
1930: return (error);
1931: }
1932:
1933: /*
1934: * Atomically remove one entry from the nominated queue, returns 0 on success
1935: * or ENOENT if the queue is empty.
1936: */
1937: int
1938: aac_dequeue_fib(struct aac_softc *sc, int queue, u_int32_t *fib_size,
1939: struct aac_fib **fib_addr)
1940: {
1941: u_int32_t pi, ci;
1942: u_int32_t fib_index;
1943: int notify;
1944: int error;
1945:
1946: /* get the producer/consumer indices */
1947: pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
1948: ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
1949:
1950: /* check for queue empty */
1951: if (ci == pi) {
1952: error = ENOENT;
1953: goto out;
1954: }
1955:
1956: /* wrap the pi so the following test works */
1957: if (pi >= aac_qinfo[queue].size)
1958: pi = 0;
1959:
1960: notify = 0;
1961: if (ci == pi + 1)
1962: notify++;
1963:
1964: /* wrap the queue? */
1965: if (ci >= aac_qinfo[queue].size)
1966: ci = 0;
1967:
1968: /* fetch the entry */
1969: *fib_size = (sc->aac_qentries[queue] + ci)->aq_fib_size;
1970:
1971: switch (queue) {
1972: case AAC_HOST_NORM_CMD_QUEUE:
1973: case AAC_HOST_HIGH_CMD_QUEUE:
1974: /*
1975: * The aq_fib_addr is only 32 bits wide so it can't be counted
1976: * on to hold an address. For AIF's, the adapter assumes
1977: * that it's giving us an address into the array of AIF fibs.
1978: * Therefore, we have to convert it to an index.
1979: */
1980: fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr /
1981: sizeof(struct aac_fib);
1982: *fib_addr = &sc->aac_common->ac_fibs[fib_index];
1983: break;
1984:
1985: case AAC_HOST_NORM_RESP_QUEUE:
1986: case AAC_HOST_HIGH_RESP_QUEUE:
1987: {
1988: struct aac_command *cm;
1989:
1990: /*
1991: * As above, an index is used instead of an actual address.
1992: * Gotta shift the index to account for the fast response
1993: * bit. No other correction is needed since this value was
1994: * originally provided by the driver via the SenderFibAddress
1995: * field.
1996: */
1997: fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr;
1998: cm = sc->aac_commands + (fib_index >> 1);
1999: *fib_addr = cm->cm_fib;
2000:
2001: /*
2002: * Is this a fast response? If it is, update the fib fields in
2003: * local memory since the whole fib isn't DMA'd back up.
2004: */
2005: if (fib_index & 0x01) {
2006: (*fib_addr)->Header.XferState |= AAC_FIBSTATE_DONEADAP;
2007: *((u_int32_t*)((*fib_addr)->data)) = AAC_ERROR_NORMAL;
2008: }
2009: break;
2010: }
2011: default:
2012: panic("Invalid queue in aac_dequeue_fib()");
2013: break;
2014: }
2015:
2016:
2017: /* update consumer index */
2018: sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX] = ci + 1;
2019:
2020: /* if we have made the queue un-full, notify the adapter */
2021: if (notify && (aac_qinfo[queue].notify != 0))
2022: AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2023: error = 0;
2024:
2025: out:
2026: return (error);
2027: }
2028:
2029: /*
2030: * Put our response to an Adapter Initialed Fib on the response queue
2031: */
2032: int
2033: aac_enqueue_response(struct aac_softc *sc, int queue, struct aac_fib *fib)
2034: {
2035: u_int32_t pi, ci;
2036: int error;
2037: u_int32_t fib_size;
2038: u_int32_t fib_addr;
2039:
2040: /* Tell the adapter where the FIB is */
2041: fib_size = fib->Header.Size;
2042: fib_addr = fib->Header.SenderFibAddress;
2043: fib->Header.ReceiverFibAddress = fib_addr;
2044:
2045: /* get the producer/consumer indices */
2046: pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2047: ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2048:
2049: /* wrap the queue? */
2050: if (pi >= aac_qinfo[queue].size)
2051: pi = 0;
2052:
2053: /* check for queue full */
2054: if ((pi + 1) == ci) {
2055: error = EBUSY;
2056: goto out;
2057: }
2058:
2059: /* populate queue entry */
2060: (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2061: (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2062:
2063: /* update producer index */
2064: sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2065:
2066: /* notify the adapter if we know how */
2067: if (aac_qinfo[queue].notify != 0)
2068: AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2069:
2070: error = 0;
2071:
2072: out:
2073: return(error);
2074: }
2075:
2076: void
2077: aac_command_timeout(struct aac_command *cm)
2078: {
2079: struct aac_softc *sc = cm->cm_sc;
2080:
2081: printf("%s: COMMAND %p (flags=%#x) TIMEOUT AFTER %d SECONDS\n",
2082: sc->aac_dev.dv_xname, cm, cm->cm_flags,
2083: (int)(time_uptime - cm->cm_timestamp));
2084:
2085: if (cm->cm_flags & AAC_CMD_TIMEDOUT)
2086: return;
2087:
2088: cm->cm_flags |= AAC_CMD_TIMEDOUT;
2089:
2090: AAC_PRINT_FIB(sc, cm->cm_fib);
2091:
2092: if (cm->cm_flags & AAC_ON_AACQ_BIO) {
2093: struct scsi_xfer *xs = cm->cm_private;
2094: int s = splbio();
2095: xs->error = XS_DRIVER_STUFFUP;
2096: xs->flags |= ITSDONE;
2097: scsi_done(xs);
2098: splx(s);
2099:
2100: aac_remove_bio(cm);
2101: aac_unmap_command(cm);
2102: }
2103: }
2104:
2105: void
2106: aac_timeout(struct aac_softc *sc)
2107: {
2108: struct aac_command *cm;
2109: time_t deadline;
2110:
2111: /*
2112: * Traverse the busy command list and timeout any commands
2113: * that are past their deadline.
2114: */
2115: deadline = time_uptime - AAC_CMD_TIMEOUT;
2116: TAILQ_FOREACH(cm, &sc->aac_busy, cm_link) {
2117: if (cm->cm_timestamp < deadline)
2118: aac_command_timeout(cm);
2119: }
2120: }
2121:
2122: /*
2123: * Interface Function Vectors
2124: */
2125:
2126: /*
2127: * Read the current firmware status word.
2128: */
2129: int
2130: aac_sa_get_fwstatus(struct aac_softc *sc)
2131: {
2132: return (AAC_GETREG4(sc, AAC_SA_FWSTATUS));
2133: }
2134:
2135: int
2136: aac_rx_get_fwstatus(struct aac_softc *sc)
2137: {
2138: return (AAC_GETREG4(sc, AAC_RX_FWSTATUS));
2139: }
2140:
2141: int
2142: aac_fa_get_fwstatus(struct aac_softc *sc)
2143: {
2144: return (AAC_GETREG4(sc, AAC_FA_FWSTATUS));
2145: }
2146:
2147: int
2148: aac_rkt_get_fwstatus(struct aac_softc *sc)
2149: {
2150: return(AAC_GETREG4(sc, AAC_RKT_FWSTATUS));
2151: }
2152:
2153: /*
2154: * Notify the controller of a change in a given queue
2155: */
2156:
2157: void
2158: aac_sa_qnotify(struct aac_softc *sc, int qbit)
2159: {
2160: AAC_SETREG2(sc, AAC_SA_DOORBELL1_SET, qbit);
2161: }
2162:
2163: void
2164: aac_rx_qnotify(struct aac_softc *sc, int qbit)
2165: {
2166: AAC_SETREG4(sc, AAC_RX_IDBR, qbit);
2167: }
2168:
2169: void
2170: aac_fa_qnotify(struct aac_softc *sc, int qbit)
2171: {
2172: AAC_SETREG2(sc, AAC_FA_DOORBELL1, qbit);
2173: AAC_FA_HACK(sc);
2174: }
2175:
2176: void
2177: aac_rkt_qnotify(struct aac_softc *sc, int qbit)
2178: {
2179: AAC_SETREG4(sc, AAC_RKT_IDBR, qbit);
2180: }
2181:
2182: /*
2183: * Get the interrupt reason bits
2184: */
2185: int
2186: aac_sa_get_istatus(struct aac_softc *sc)
2187: {
2188: return (AAC_GETREG2(sc, AAC_SA_DOORBELL0));
2189: }
2190:
2191: int
2192: aac_rx_get_istatus(struct aac_softc *sc)
2193: {
2194: return (AAC_GETREG4(sc, AAC_RX_ODBR));
2195: }
2196:
2197: int
2198: aac_fa_get_istatus(struct aac_softc *sc)
2199: {
2200: return (AAC_GETREG2(sc, AAC_FA_DOORBELL0));
2201: }
2202:
2203: int
2204: aac_rkt_get_istatus(struct aac_softc *sc)
2205: {
2206: return(AAC_GETREG4(sc, AAC_RKT_ODBR));
2207: }
2208:
2209: /*
2210: * Clear some interrupt reason bits
2211: */
2212: void
2213: aac_sa_clear_istatus(struct aac_softc *sc, int mask)
2214: {
2215: AAC_SETREG2(sc, AAC_SA_DOORBELL0_CLEAR, mask);
2216: }
2217:
2218: void
2219: aac_rx_clear_istatus(struct aac_softc *sc, int mask)
2220: {
2221: AAC_SETREG4(sc, AAC_RX_ODBR, mask);
2222: }
2223:
2224: void
2225: aac_fa_clear_istatus(struct aac_softc *sc, int mask)
2226: {
2227: AAC_SETREG2(sc, AAC_FA_DOORBELL0_CLEAR, mask);
2228: AAC_FA_HACK(sc);
2229: }
2230:
2231: void
2232: aac_rkt_clear_istatus(struct aac_softc *sc, int mask)
2233: {
2234: AAC_SETREG4(sc, AAC_RKT_ODBR, mask);
2235: }
2236:
2237: /*
2238: * Populate the mailbox and set the command word
2239: */
2240: void
2241: aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2242: u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2243: {
2244: AAC_SETREG4(sc, AAC_SA_MAILBOX, command);
2245: AAC_SETREG4(sc, AAC_SA_MAILBOX + 4, arg0);
2246: AAC_SETREG4(sc, AAC_SA_MAILBOX + 8, arg1);
2247: AAC_SETREG4(sc, AAC_SA_MAILBOX + 12, arg2);
2248: AAC_SETREG4(sc, AAC_SA_MAILBOX + 16, arg3);
2249: }
2250:
2251: void
2252: aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2253: u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2254: {
2255: AAC_SETREG4(sc, AAC_RX_MAILBOX, command);
2256: AAC_SETREG4(sc, AAC_RX_MAILBOX + 4, arg0);
2257: AAC_SETREG4(sc, AAC_RX_MAILBOX + 8, arg1);
2258: AAC_SETREG4(sc, AAC_RX_MAILBOX + 12, arg2);
2259: AAC_SETREG4(sc, AAC_RX_MAILBOX + 16, arg3);
2260: }
2261:
2262: void
2263: aac_fa_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2264: u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2265: {
2266: AAC_SETREG4(sc, AAC_FA_MAILBOX, command);
2267: AAC_FA_HACK(sc);
2268: AAC_SETREG4(sc, AAC_FA_MAILBOX + 4, arg0);
2269: AAC_FA_HACK(sc);
2270: AAC_SETREG4(sc, AAC_FA_MAILBOX + 8, arg1);
2271: AAC_FA_HACK(sc);
2272: AAC_SETREG4(sc, AAC_FA_MAILBOX + 12, arg2);
2273: AAC_FA_HACK(sc);
2274: AAC_SETREG4(sc, AAC_FA_MAILBOX + 16, arg3);
2275: AAC_FA_HACK(sc);
2276: }
2277:
2278: void
2279: aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2280: u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2281: {
2282: AAC_SETREG4(sc, AAC_RKT_MAILBOX, command);
2283: AAC_SETREG4(sc, AAC_RKT_MAILBOX + 4, arg0);
2284: AAC_SETREG4(sc, AAC_RKT_MAILBOX + 8, arg1);
2285: AAC_SETREG4(sc, AAC_RKT_MAILBOX + 12, arg2);
2286: AAC_SETREG4(sc, AAC_RKT_MAILBOX + 16, arg3);
2287: }
2288:
2289: /*
2290: * Fetch the immediate command status word
2291: */
2292: int
2293: aac_sa_get_mailbox(struct aac_softc *sc, int mb)
2294: {
2295: return (AAC_GETREG4(sc, AAC_SA_MAILBOX + (mb * 4)));
2296: }
2297:
2298: int
2299: aac_rx_get_mailbox(struct aac_softc *sc, int mb)
2300: {
2301: return (AAC_GETREG4(sc, AAC_RX_MAILBOX + (mb * 4)));
2302: }
2303:
2304: int
2305: aac_fa_get_mailbox(struct aac_softc *sc, int mb)
2306: {
2307: return (AAC_GETREG4(sc, AAC_FA_MAILBOX + (mb * 4)));
2308: }
2309:
2310: int
2311: aac_rkt_get_mailbox(struct aac_softc *sc, int mb)
2312: {
2313: return(AAC_GETREG4(sc, AAC_RKT_MAILBOX + (mb * 4)));
2314: }
2315:
2316: /*
2317: * Set/clear interrupt masks
2318: */
2319: void
2320: aac_sa_set_interrupts(struct aac_softc *sc, int enable)
2321: {
2322: AAC_DPRINTF(AAC_D_INTR, ("%s: %sable interrupts\n",
2323: sc->aac_dev.dv_xname, enable ? "en" : "dis"));
2324:
2325: if (enable)
2326: AAC_SETREG2((sc), AAC_SA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
2327: else
2328: AAC_SETREG2((sc), AAC_SA_MASK0_SET, ~0);
2329: }
2330:
2331: void
2332: aac_rx_set_interrupts(struct aac_softc *sc, int enable)
2333: {
2334: AAC_DPRINTF(AAC_D_INTR, ("%s: %sable interrupts",
2335: sc->aac_dev.dv_xname, enable ? "en" : "dis"));
2336:
2337: if (enable)
2338: AAC_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
2339: else
2340: AAC_SETREG4(sc, AAC_RX_OIMR, ~0);
2341: }
2342:
2343: void
2344: aac_fa_set_interrupts(struct aac_softc *sc, int enable)
2345: {
2346: AAC_DPRINTF(AAC_D_INTR, ("%s: %sable interrupts",
2347: sc->aac_dev.dv_xname, enable ? "en" : "dis"));
2348:
2349: if (enable) {
2350: AAC_SETREG2((sc), AAC_FA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
2351: AAC_FA_HACK(sc);
2352: } else {
2353: AAC_SETREG2((sc), AAC_FA_MASK0, ~0);
2354: AAC_FA_HACK(sc);
2355: }
2356: }
2357:
2358: void
2359: aac_rkt_set_interrupts(struct aac_softc *sc, int enable)
2360: {
2361: AAC_DPRINTF(AAC_D_INTR, ("%s: %sable interrupts",
2362: sc->aac_dev.dv_xname, enable ? "en" : "dis"));
2363:
2364: if (enable)
2365: AAC_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INTERRUPTS);
2366: else
2367: AAC_SETREG4(sc, AAC_RKT_OIMR, ~0);
2368: }
2369:
2370: void
2371: aac_eval_mapping(size, cyls, heads, secs)
2372: u_int32_t size;
2373: int *cyls, *heads, *secs;
2374: {
2375: *cyls = size / AAC_HEADS / AAC_SECS;
2376: if (*cyls < AAC_MAXCYLS) {
2377: *heads = AAC_HEADS;
2378: *secs = AAC_SECS;
2379: } else {
2380: /* Too high for 64 * 32 */
2381: *cyls = size / AAC_MEDHEADS / AAC_MEDSECS;
2382: if (*cyls < AAC_MAXCYLS) {
2383: *heads = AAC_MEDHEADS;
2384: *secs = AAC_MEDSECS;
2385: } else {
2386: /* Too high for 127 * 63 */
2387: *cyls = size / AAC_BIGHEADS / AAC_BIGSECS;
2388: *heads = AAC_BIGHEADS;
2389: *secs = AAC_BIGSECS;
2390: }
2391: }
2392: }
2393:
2394: void
2395: aac_copy_internal_data(struct scsi_xfer *xs, u_int8_t *data, size_t size)
2396: {
2397: struct aac_softc *sc = xs->sc_link->adapter_softc;
2398: size_t copy_cnt;
2399:
2400: AAC_DPRINTF(AAC_D_MISC, ("%s: aac_copy_internal_data\n",
2401: sc->aac_dev.dv_xname));
2402:
2403: if (!xs->datalen)
2404: printf("%s: uio move not yet supported\n",
2405: sc->aac_dev.dv_xname);
2406: else {
2407: copy_cnt = MIN(size, xs->datalen);
2408: bcopy(data, xs->data, copy_cnt);
2409: }
2410: }
2411:
2412: /* Emulated SCSI operation on cache device */
2413: void
2414: aac_internal_cache_cmd(struct scsi_xfer *xs)
2415: {
2416: struct scsi_link *link = xs->sc_link;
2417: struct aac_softc *sc = link->adapter_softc;
2418: struct scsi_inquiry_data inq;
2419: struct scsi_sense_data sd;
2420: struct scsi_read_cap_data rcd;
2421: u_int8_t target = link->target;
2422:
2423: AAC_DPRINTF(AAC_D_CMD, ("aac_internal_cache_cmd: ",
2424: sc->aac_dev.dv_xname));
2425:
2426: switch (xs->cmd->opcode) {
2427: case TEST_UNIT_READY:
2428: case START_STOP:
2429: #if 0
2430: case VERIFY:
2431: #endif
2432: AAC_DPRINTF(AAC_D_CMD, ("opc %#x tgt %d ", xs->cmd->opcode,
2433: target));
2434: break;
2435:
2436: case REQUEST_SENSE:
2437: AAC_DPRINTF(AAC_D_CMD, ("REQUEST SENSE tgt %d ", target));
2438: bzero(&sd, sizeof sd);
2439: sd.error_code = 0x70;
2440: sd.segment = 0;
2441: sd.flags = SKEY_NO_SENSE;
2442: aac_enc32(sd.info, 0);
2443: sd.extra_len = 0;
2444: aac_copy_internal_data(xs, (u_int8_t *)&sd, sizeof sd);
2445: break;
2446:
2447: case INQUIRY:
2448: AAC_DPRINTF(AAC_D_CMD, ("INQUIRY tgt %d devtype %x ", target,
2449: sc->aac_hdr[target].hd_devtype));
2450: bzero(&inq, sizeof inq);
2451: /* XXX How do we detect removable/CD-ROM devices? */
2452: inq.device = T_DIRECT;
2453: inq.dev_qual2 = 0;
2454: inq.version = 2;
2455: inq.response_format = 2;
2456: inq.additional_length = 32;
2457: strlcpy(inq.vendor, "Adaptec", sizeof inq.vendor);
2458: snprintf(inq.product, sizeof inq.product, "Container #%02d",
2459: target);
2460: strlcpy(inq.revision, " ", sizeof inq.revision);
2461: aac_copy_internal_data(xs, (u_int8_t *)&inq, sizeof inq);
2462: break;
2463:
2464: case READ_CAPACITY:
2465: AAC_DPRINTF(AAC_D_CMD, ("READ CAPACITY tgt %d ", target));
2466: bzero(&rcd, sizeof rcd);
2467: _lto4b(sc->aac_hdr[target].hd_size - 1, rcd.addr);
2468: _lto4b(AAC_BLOCK_SIZE, rcd.length);
2469: aac_copy_internal_data(xs, (u_int8_t *)&rcd, sizeof rcd);
2470: break;
2471:
2472: default:
2473: AAC_DPRINTF(AAC_D_CMD, ("\n"));
2474: printf("aac_internal_cache_cmd got bad opcode: %#x\n",
2475: xs->cmd->opcode);
2476: xs->error = XS_DRIVER_STUFFUP;
2477: return;
2478: }
2479:
2480: xs->error = XS_NOERROR;
2481: }
2482:
2483: void
2484: aacminphys(struct buf *bp)
2485: {
2486: #if 0
2487: u_int8_t *buf = bp->b_data;
2488: paddr_t pa;
2489: long off;
2490: #endif
2491:
2492: AAC_DPRINTF(AAC_D_MISC, ("aacminphys(0x%x)\n", bp));
2493:
2494: #if 0 /* As this is way more than MAXPHYS it's really not necessary. */
2495: if (bp->b_bcount > ((AAC_MAXOFFSETS - 1) * PAGE_SIZE))
2496: bp->b_bcount = ((AAC_MAXOFFSETS - 1) * PAGE_SIZE);
2497: #endif
2498:
2499: #if 0
2500: for (off = PAGE_SIZE, pa = vtophys(buf); off < bp->b_bcount;
2501: off += PAGE_SIZE)
2502: if (pa + off != vtophys(buf + off)) {
2503: bp->b_bcount = off;
2504: break;
2505: }
2506: #endif
2507: minphys(bp);
2508: }
2509:
2510: int
2511: aac_raw_scsi_cmd(struct scsi_xfer *xs)
2512: {
2513: #ifdef AAC_DEBUG
2514: struct aac_softc *sc = xs->sc_link->adapter_softc;
2515: #endif
2516: AAC_DPRINTF(AAC_D_CMD, ("%s: aac_raw_scsi_cmd\n",
2517: sc->aac_dev.dv_xname));
2518:
2519: /* XXX Not yet implemented */
2520: xs->error = XS_DRIVER_STUFFUP;
2521: return (COMPLETE);
2522: }
2523:
2524: int
2525: aac_scsi_cmd(struct scsi_xfer *xs)
2526: {
2527: struct scsi_link *link = xs->sc_link;
2528: struct aac_softc *sc = link->adapter_softc;
2529: u_int8_t target = link->target;
2530: struct aac_command *cm;
2531: u_int32_t blockno, blockcnt;
2532: struct scsi_rw *rw;
2533: struct scsi_rw_big *rwb;
2534: int retval = SUCCESSFULLY_QUEUED;
2535: int s = splbio();
2536:
2537: xs->error = XS_NOERROR;
2538:
2539: if (target >= AAC_MAX_CONTAINERS || !sc->aac_hdr[target].hd_present ||
2540: link->lun != 0) {
2541: /*
2542: * XXX Should be XS_SENSE but that would require setting up a
2543: * faked sense too.
2544: */
2545: xs->error = XS_DRIVER_STUFFUP;
2546: xs->flags |= ITSDONE;
2547: scsi_done(xs);
2548: splx(s);
2549: return (COMPLETE);
2550: }
2551:
2552: AAC_DPRINTF(AAC_D_CMD, ("%s: aac_scsi_cmd: ", sc->aac_dev.dv_xname));
2553:
2554: xs->error = XS_NOERROR;
2555: cm = NULL;
2556: link = xs->sc_link;
2557: target = link->target;
2558:
2559: switch (xs->cmd->opcode) {
2560: case TEST_UNIT_READY:
2561: case REQUEST_SENSE:
2562: case INQUIRY:
2563: case START_STOP:
2564: case READ_CAPACITY:
2565: #if 0
2566: case VERIFY:
2567: #endif
2568: aac_internal_cache_cmd(xs);
2569: xs->flags |= ITSDONE;
2570: scsi_done(xs);
2571: goto ready;
2572:
2573: case PREVENT_ALLOW:
2574: AAC_DPRINTF(AAC_D_CMD, ("PREVENT/ALLOW "));
2575: /* XXX Not yet implemented */
2576: xs->error = XS_NOERROR;
2577: xs->flags |= ITSDONE;
2578: scsi_done(xs);
2579: goto ready;
2580:
2581: case SYNCHRONIZE_CACHE:
2582: AAC_DPRINTF(AAC_D_CMD, ("SYNCHRONIZE_CACHE "));
2583: /* XXX Not yet implemented */
2584: xs->error = XS_NOERROR;
2585: xs->flags |= ITSDONE;
2586: scsi_done(xs);
2587: goto ready;
2588:
2589: default:
2590: AAC_DPRINTF(AAC_D_CMD, ("unknown opc %#x ", xs->cmd->opcode));
2591: /* XXX Not yet implemented */
2592: xs->error = XS_DRIVER_STUFFUP;
2593: xs->flags |= ITSDONE;
2594: scsi_done(xs);
2595: goto ready;
2596:
2597: case READ_COMMAND:
2598: case READ_BIG:
2599: case WRITE_COMMAND:
2600: case WRITE_BIG:
2601: AAC_DPRINTF(AAC_D_CMD, ("rw opc %#x ", xs->cmd->opcode));
2602:
2603: /* A read or write operation. */
2604: if (xs->cmdlen == 6) {
2605: rw = (struct scsi_rw *)xs->cmd;
2606: blockno = _3btol(rw->addr) &
2607: (SRW_TOPADDR << 16 | 0xffff);
2608: blockcnt = rw->length ? rw->length : 0x100;
2609: } else {
2610: rwb = (struct scsi_rw_big *)xs->cmd;
2611: blockno = _4btol(rwb->addr);
2612: blockcnt = _2btol(rwb->length);
2613: }
2614:
2615: AAC_DPRINTF(AAC_D_CMD, ("blkno=%d bcount=%d ",
2616: xs->cmd->opcode, blockno, blockcnt));
2617:
2618: if (blockno >= sc->aac_hdr[target].hd_size ||
2619: blockno + blockcnt > sc->aac_hdr[target].hd_size) {
2620: AAC_DPRINTF(AAC_D_CMD, ("\n"));
2621: printf("%s: out of bounds %u-%u >= %u\n",
2622: sc->aac_dev.dv_xname, blockno,
2623: blockcnt, sc->aac_hdr[target].hd_size);
2624: /*
2625: * XXX Should be XS_SENSE but that
2626: * would require setting up a faked
2627: * sense too.
2628: */
2629: xs->error = XS_DRIVER_STUFFUP;
2630: xs->flags |= ITSDONE;
2631: scsi_done(xs);
2632: goto ready;
2633: }
2634:
2635: if (aac_alloc_command(sc, &cm)) {
2636: AAC_DPRINTF(AAC_D_CMD,
2637: (": out of commands, try later\n"));
2638: /*
2639: * We are out of commands, try again
2640: * in a little while.
2641: */
2642: splx(s);
2643: return (TRY_AGAIN_LATER);
2644: }
2645:
2646: /* fill out the command */
2647: cm->cm_data = (void *)xs->data;
2648: cm->cm_datalen = xs->datalen;
2649: cm->cm_complete = aac_bio_complete;
2650: cm->cm_private = xs;
2651: cm->cm_timestamp = time_uptime;
2652: cm->cm_queue = AAC_ADAP_NORM_CMD_QUEUE;
2653: cm->cm_blkno = blockno;
2654: cm->cm_bcount = blockcnt;
2655:
2656: AAC_DPRINTF(AAC_D_CMD, ("\n"));
2657: aac_enqueue_bio(cm);
2658: aac_startio(sc);
2659:
2660: /* XXX what if enqueue did not start a transfer? */
2661: if (xs->flags & SCSI_POLL) {
2662: if (!aac_wait_command(cm, xs->timeout))
2663: {
2664: printf("%s: command timed out\n",
2665: sc->aac_dev.dv_xname);
2666: splx(s);
2667: return (TRY_AGAIN_LATER);
2668: }
2669: xs->flags |= ITSDONE;
2670: scsi_done(xs);
2671: }
2672: }
2673:
2674: ready:
2675: /*
2676: * Don't process the queue if we are polling.
2677: */
2678: if (xs->flags & SCSI_POLL)
2679: retval = COMPLETE;
2680:
2681: splx(s);
2682: AAC_DPRINTF(AAC_D_CMD, ("%s: scsi_cmd complete\n",
2683: sc->aac_dev.dv_xname));
2684: return (retval);
2685: }
2686:
2687: /*
2688: * Debugging and Diagnostics
2689: */
2690:
2691: /*
2692: * Print some information about the controller.
2693: */
2694: void
2695: aac_describe_controller(struct aac_softc *sc)
2696: {
2697: struct aac_fib *fib;
2698: struct aac_adapter_info *info;
2699:
2700: aac_alloc_sync_fib(sc, &fib, 0);
2701:
2702: fib->data[0] = 0;
2703: if (aac_sync_fib(sc, RequestAdapterInfo, 0, fib, 1)) {
2704: printf("%s: RequestAdapterInfo failed 2\n",
2705: sc->aac_dev.dv_xname);
2706: aac_release_sync_fib(sc);
2707: return;
2708: }
2709: info = (struct aac_adapter_info *)&fib->data[0];
2710:
2711: printf("%s: %s %dMHz, %dMB cache memory, %s\n", sc->aac_dev.dv_xname,
2712: aac_describe_code(aac_cpu_variant, info->CpuVariant),
2713: info->ClockSpeed, info->BufferMem / (1024 * 1024),
2714: aac_describe_code(aac_battery_platform, info->batteryPlatform));
2715:
2716: /* save the kernel revision structure for later use */
2717: sc->aac_revision = info->KernelRevision;
2718: printf("%s: Kernel %d.%d-%d, Build %d, S/N %6X\n",
2719: sc->aac_dev.dv_xname,
2720: info->KernelRevision.external.comp.major,
2721: info->KernelRevision.external.comp.minor,
2722: info->KernelRevision.external.comp.dash,
2723: info->KernelRevision.buildNumber,
2724: (u_int32_t)(info->SerialNumber & 0xffffff));
2725:
2726: aac_release_sync_fib(sc);
2727:
2728: #if 0
2729: if (1 || bootverbose) {
2730: device_printf(sc->aac_dev, "Supported Options=%b\n",
2731: sc->supported_options,
2732: "\20"
2733: "\1SNAPSHOT"
2734: "\2CLUSTERS"
2735: "\3WCACHE"
2736: "\4DATA64"
2737: "\5HOSTTIME"
2738: "\6RAID50"
2739: "\7WINDOW4GB"
2740: "\10SCSIUPGD"
2741: "\11SOFTERR"
2742: "\12NORECOND"
2743: "\13SGMAP64"
2744: "\14ALARM"
2745: "\15NONDASD");
2746: }
2747: #endif
2748: }
2749:
2750: /*
2751: * Look up a text description of a numeric error code and return a pointer to
2752: * same.
2753: */
2754: char *
2755: aac_describe_code(struct aac_code_lookup *table, u_int32_t code)
2756: {
2757: int i;
2758:
2759: for (i = 0; table[i].string != NULL; i++)
2760: if (table[i].code == code)
2761: return(table[i].string);
2762: return(table[i + 1].string);
2763: }
2764:
2765: #ifdef AAC_DEBUG
2766: /*
2767: * Print a FIB
2768: */
2769: void
2770: aac_print_fib(struct aac_softc *sc, struct aac_fib *fib, const char *caller)
2771: {
2772: printf("%s: FIB @ %p\n", caller, fib);
2773: printf(" XferState %b\n", fib->Header.XferState, "\20"
2774: "\1HOSTOWNED"
2775: "\2ADAPTEROWNED"
2776: "\3INITIALISED"
2777: "\4EMPTY"
2778: "\5FROMPOOL"
2779: "\6FROMHOST"
2780: "\7FROMADAP"
2781: "\10REXPECTED"
2782: "\11RNOTEXPECTED"
2783: "\12DONEADAP"
2784: "\13DONEHOST"
2785: "\14HIGH"
2786: "\15NORM"
2787: "\16ASYNC"
2788: "\17PAGEFILEIO"
2789: "\20SHUTDOWN"
2790: "\21LAZYWRITE"
2791: "\22ADAPMICROFIB"
2792: "\23BIOSFIB"
2793: "\24FAST_RESPONSE"
2794: "\25APIFIB\n");
2795: printf(" Command %d\n", fib->Header.Command);
2796: printf(" StructType %d\n", fib->Header.StructType);
2797: printf(" Flags 0x%x\n", fib->Header.Flags);
2798: printf(" Size %d\n", fib->Header.Size);
2799: printf(" SenderSize %d\n", fib->Header.SenderSize);
2800: printf(" SenderAddress 0x%x\n", fib->Header.SenderFibAddress);
2801: printf(" ReceiverAddress 0x%x\n", fib->Header.ReceiverFibAddress);
2802: printf(" SenderData 0x%x\n", fib->Header.SenderData);
2803: switch(fib->Header.Command) {
2804: case ContainerCommand: {
2805: struct aac_blockread *br = (struct aac_blockread *)fib->data;
2806: struct aac_blockwrite *bw = (struct aac_blockwrite *)fib->data;
2807: struct aac_sg_table *sg = NULL;
2808: int i;
2809:
2810: if (br->Command == VM_CtBlockRead) {
2811: printf(" BlockRead: container %d 0x%x/%d\n",
2812: br->ContainerId, br->BlockNumber, br->ByteCount);
2813: sg = &br->SgMap;
2814: }
2815: if (bw->Command == VM_CtBlockWrite) {
2816: printf(" BlockWrite: container %d 0x%x/%d (%s)\n",
2817: bw->ContainerId, bw->BlockNumber, bw->ByteCount,
2818: bw->Stable == CSTABLE ? "stable" : "unstable");
2819: sg = &bw->SgMap;
2820: }
2821: if (sg != NULL) {
2822: printf(" %d s/g entries\n", sg->SgCount);
2823: for (i = 0; i < sg->SgCount; i++)
2824: printf(" 0x%08x/%d\n",
2825: sg->SgEntry[i].SgAddress,
2826: sg->SgEntry[i].SgByteCount);
2827: }
2828: break;
2829: }
2830: default:
2831: printf(" %16D\n", fib->data, " ");
2832: printf(" %16D\n", fib->data + 16, " ");
2833: break;
2834: }
2835: }
2836:
2837: /*
2838: * Describe an AIF we have received.
2839: */
2840: void
2841: aac_print_aif(struct aac_softc *sc, struct aac_aif_command *aif)
2842: {
2843: printf("%s: print_aif: ", sc->aac_dev.dv_xname);
2844:
2845: switch(aif->command) {
2846: case AifCmdEventNotify:
2847: printf("EventNotify(%d)\n", aif->seqNumber);
2848:
2849: switch(aif->data.EN.type) {
2850: case AifEnGeneric:
2851: /* Generic notification */
2852: printf("\t(Generic) %.*s\n",
2853: (int)sizeof(aif->data.EN.data.EG),
2854: aif->data.EN.data.EG.text);
2855: break;
2856: case AifEnTaskComplete:
2857: /* Task has completed */
2858: printf("\t(TaskComplete)\n");
2859: break;
2860: case AifEnConfigChange:
2861: /* Adapter configuration change occurred */
2862: printf("\t(ConfigChange)\n");
2863: break;
2864: case AifEnContainerChange:
2865: /* Adapter specific container configuration change */
2866: printf("\t(ContainerChange) container %d,%d\n",
2867: aif->data.EN.data.ECC.container[0],
2868: aif->data.EN.data.ECC.container[1]);
2869: break;
2870: case AifEnDeviceFailure:
2871: /* SCSI device failed */
2872: printf("\t(DeviceFailure) handle %d\n",
2873: aif->data.EN.data.EDF.deviceHandle);
2874: break;
2875: case AifEnMirrorFailover:
2876: /* Mirror failover started */
2877: printf("\t(MirrorFailover) container %d failed, "
2878: "migrating from slice %d to %d\n",
2879: aif->data.EN.data.EMF.container,
2880: aif->data.EN.data.EMF.failedSlice,
2881: aif->data.EN.data.EMF.creatingSlice);
2882: break;
2883: case AifEnContainerEvent:
2884: /* Significant container event */
2885: printf("\t(ContainerEvent) container %d event %d\n",
2886: aif->data.EN.data.ECE.container,
2887: aif->data.EN.data.ECE.eventType);
2888: break;
2889: case AifEnFileSystemChange:
2890: /* File system changed */
2891: printf("\t(FileSystemChange)\n");
2892: break;
2893: case AifEnConfigPause:
2894: /* Container pause event */
2895: printf("\t(ConfigPause)\n");
2896: break;
2897: case AifEnConfigResume:
2898: /* Container resume event */
2899: printf("\t(ConfigResume)\n");
2900: break;
2901: case AifEnFailoverChange:
2902: /* Failover space assignment changed */
2903: printf("\t(FailoverChange)\n");
2904: break;
2905: case AifEnRAID5RebuildDone:
2906: /* RAID5 rebuild finished */
2907: printf("\t(RAID5RebuildDone)\n");
2908: break;
2909: case AifEnEnclosureManagement:
2910: /* Enclosure management event */
2911: printf("\t(EnclosureManagement) EMPID %d unit %d "
2912: "event %d\n",
2913: aif->data.EN.data.EEE.empID,
2914: aif->data.EN.data.EEE.unitID,
2915: aif->data.EN.data.EEE.eventType);
2916: break;
2917: case AifEnBatteryEvent:
2918: /* Significant NV battery event */
2919: printf("\t(BatteryEvent) %d (state was %d, is %d\n",
2920: aif->data.EN.data.EBE.transition_type,
2921: aif->data.EN.data.EBE.current_state,
2922: aif->data.EN.data.EBE.prior_state);
2923: break;
2924: case AifEnAddContainer:
2925: /* A new container was created. */
2926: printf("\t(AddContainer)\n");
2927: break;
2928: case AifEnDeleteContainer:
2929: /* A container was deleted. */
2930: printf("\t(DeleteContainer)\n");
2931: break;
2932: case AifEnBatteryNeedsRecond:
2933: /* The battery needs reconditioning */
2934: printf("\t(BatteryNeedsRecond)\n");
2935: break;
2936: case AifEnClusterEvent:
2937: /* Some cluster event */
2938: printf("\t(ClusterEvent) event %d\n",
2939: aif->data.EN.data.ECLE.eventType);
2940: break;
2941: case AifEnDiskSetEvent:
2942: /* A disk set event occured. */
2943: printf("(DiskSetEvent) event %d "
2944: "diskset %lld creator %lld\n",
2945: aif->data.EN.data.EDS.eventType,
2946: aif->data.EN.data.EDS.DsNum,
2947: aif->data.EN.data.EDS.CreatorId);
2948: break;
2949: case AifDenMorphComplete:
2950: /* A morph operation completed */
2951: printf("\t(MorphComplete)\n");
2952: break;
2953: case AifDenVolumeExtendComplete:
2954: /* A volume expand operation completed */
2955: printf("\t(VolumeExtendComplete)\n");
2956: break;
2957: default:
2958: printf("\t(%d)\n", aif->data.EN.type);
2959: break;
2960: }
2961: break;
2962: case AifCmdJobProgress:
2963: {
2964: char *status;
2965: switch(aif->data.PR[0].status) {
2966: case AifJobStsSuccess:
2967: status = "success"; break;
2968: case AifJobStsFinished:
2969: status = "finished"; break;
2970: case AifJobStsAborted:
2971: status = "aborted"; break;
2972: case AifJobStsFailed:
2973: status = "failed"; break;
2974: case AifJobStsSuspended:
2975: status = "suspended"; break;
2976: case AifJobStsRunning:
2977: status = "running"; break;
2978: default:
2979: status = "unknown status"; break;
2980: }
2981:
2982: printf("JobProgress (%d) - %s (%d, %d)\n",
2983: aif->seqNumber, status,
2984: aif->data.PR[0].currentTick,
2985: aif->data.PR[0].finalTick);
2986:
2987: switch(aif->data.PR[0].jd.type) {
2988: case AifJobScsiZero:
2989: /* SCSI dev clear operation */
2990: printf("\t(ScsiZero) handle %d\n",
2991: aif->data.PR[0].jd.client.scsi_dh);
2992: break;
2993: case AifJobScsiVerify:
2994: /* SCSI device Verify operation NO REPAIR */
2995: printf("\t(ScsiVerify) handle %d\n",
2996: aif->data.PR[0].jd.client.scsi_dh);
2997: break;
2998: case AifJobScsiExercise:
2999: /* SCSI device Exercise operation */
3000: printf("\t(ScsiExercise) handle %d\n",
3001: aif->data.PR[0].jd.client.scsi_dh);
3002: break;
3003: case AifJobScsiVerifyRepair:
3004: /* SCSI device Verify operation WITH repair */
3005: printf("\t(ScsiVerifyRepair) handle %d\n",
3006: aif->data.PR[0].jd.client.scsi_dh);
3007: break;
3008: case AifJobCtrZero:
3009: /* Container clear operation */
3010: printf("\t(ContainerZero) container %d\n",
3011: aif->data.PR[0].jd.client.container.src);
3012: break;
3013: case AifJobCtrCopy:
3014: /* Container copy operation */
3015: printf("\t(ContainerCopy) container %d to %d\n",
3016: aif->data.PR[0].jd.client.container.src,
3017: aif->data.PR[0].jd.client.container.dst);
3018: break;
3019: case AifJobCtrCreateMirror:
3020: /* Container Create Mirror operation */
3021: printf("\t(ContainerCreateMirror) container %d\n",
3022: aif->data.PR[0].jd.client.container.src);
3023: /* XXX two containers? */
3024: break;
3025: case AifJobCtrMergeMirror:
3026: /* Container Merge Mirror operation */
3027: printf("\t(ContainerMergeMirror) container %d\n",
3028: aif->data.PR[0].jd.client.container.src);
3029: /* XXX two containers? */
3030: break;
3031: case AifJobCtrScrubMirror:
3032: /* Container Scrub Mirror operation */
3033: printf("\t(ContainerScrubMirror) container %d\n",
3034: aif->data.PR[0].jd.client.container.src);
3035: break;
3036: case AifJobCtrRebuildRaid5:
3037: /* Container Rebuild Raid5 operation */
3038: printf("\t(ContainerRebuildRaid5) container %d\n",
3039: aif->data.PR[0].jd.client.container.src);
3040: break;
3041: case AifJobCtrScrubRaid5:
3042: /* Container Scrub Raid5 operation */
3043: printf("\t(ContainerScrubRaid5) container %d\n",
3044: aif->data.PR[0].jd.client.container.src);
3045: break;
3046: case AifJobCtrMorph:
3047: /* Container morph operation */
3048: printf("\t(ContainerMorph) container %d\n",
3049: aif->data.PR[0].jd.client.container.src);
3050: /* XXX two containers? */
3051: break;
3052: case AifJobCtrPartCopy:
3053: /* Container Partition copy operation */
3054: printf("\t(ContainerPartCopy) container %d to %d\n",
3055: aif->data.PR[0].jd.client.container.src,
3056: aif->data.PR[0].jd.client.container.dst);
3057: break;
3058: case AifJobCtrRebuildMirror:
3059: /* Container Rebuild Mirror operation */
3060: printf("\t(ContainerRebuildMirror) container %d\n",
3061: aif->data.PR[0].jd.client.container.src);
3062: break;
3063: case AifJobCtrCrazyCache:
3064: /* crazy cache */
3065: printf("\t(ContainerCrazyCache) container %d\n",
3066: aif->data.PR[0].jd.client.container.src);
3067: /* XXX two containers? */
3068: break;
3069: case AifJobFsCreate:
3070: /* File System Create operation */
3071: printf("\t(FsCreate)\n");
3072: break;
3073: case AifJobFsVerify:
3074: /* File System Verify operation */
3075: printf("\t(FsVerivy)\n");
3076: break;
3077: case AifJobFsExtend:
3078: /* File System Extend operation */
3079: printf("\t(FsExtend)\n");
3080: break;
3081: case AifJobApiFormatNTFS:
3082: /* Format a drive to NTFS */
3083: printf("\t(FormatNTFS)\n");
3084: break;
3085: case AifJobApiFormatFAT:
3086: /* Format a drive to FAT */
3087: printf("\t(FormatFAT)\n");
3088: break;
3089: case AifJobApiUpdateSnapshot:
3090: /* update the read/write half of a snapshot */
3091: printf("\t(UpdateSnapshot)\n");
3092: break;
3093: case AifJobApiFormatFAT32:
3094: /* Format a drive to FAT32 */
3095: printf("\t(FormatFAT32)\n");
3096: break;
3097: case AifJobCtlContinuousCtrVerify:
3098: /* Adapter operation */
3099: printf("\t(ContinuousCtrVerify)\n");
3100: break;
3101: default:
3102: printf("\t(%d)\n", aif->data.PR[0].jd.type);
3103: break;
3104: }
3105: break;
3106: }
3107: case AifCmdAPIReport:
3108: printf("APIReport (%d)\n", aif->seqNumber);
3109: break;
3110: case AifCmdDriverNotify:
3111: printf("DriverNotify (%d)\n", aif->seqNumber);
3112: break;
3113: default:
3114: printf("AIF %d (%d)\n", aif->command, aif->seqNumber);
3115: break;
3116: }
3117: }
3118: #endif
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