2 * Copyright (c) 2000 Michael Smith
3 * Copyright (c) 2001 Scott Long
4 * Copyright (c) 2000 BSDi
5 * Copyright (c) 2001 Adaptec, Inc.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
34 * Driver for the Adaptec 'FSA' family of PCI/SCSI RAID adapters.
36 #define AAC_DRIVERNAME "aac"
39 #include "opt_compat.h"
41 /* #include <stddef.h> */
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/malloc.h>
45 #include <sys/kernel.h>
46 #include <sys/kthread.h>
48 #include <sys/sysctl.h>
49 #include <sys/sysent.h>
51 #include <sys/ioccom.h>
55 #include <sys/signalvar.h>
57 #include <sys/eventhandler.h>
60 #include <machine/bus.h>
61 #include <sys/bus_dma.h>
62 #include <machine/resource.h>
64 #include <dev/pci/pcireg.h>
65 #include <dev/pci/pcivar.h>
67 #include <dev/aac/aacreg.h>
68 #include <sys/aac_ioctl.h>
69 #include <dev/aac/aacvar.h>
70 #include <dev/aac/aac_tables.h>
72 static void aac_startup(void *arg);
73 static void aac_add_container(struct aac_softc *sc,
74 struct aac_mntinforesp *mir, int f);
75 static void aac_get_bus_info(struct aac_softc *sc);
76 static void aac_daemon(void *arg);
78 /* Command Processing */
79 static void aac_timeout(struct aac_softc *sc);
80 static void aac_complete(void *context, int pending);
81 static int aac_bio_command(struct aac_softc *sc, struct aac_command **cmp);
82 static void aac_bio_complete(struct aac_command *cm);
83 static int aac_wait_command(struct aac_command *cm);
84 static void aac_command_thread(struct aac_softc *sc);
86 /* Command Buffer Management */
87 static void aac_map_command_sg(void *arg, bus_dma_segment_t *segs,
89 static void aac_map_command_helper(void *arg, bus_dma_segment_t *segs,
91 static int aac_alloc_commands(struct aac_softc *sc);
92 static void aac_free_commands(struct aac_softc *sc);
93 static void aac_unmap_command(struct aac_command *cm);
95 /* Hardware Interface */
96 static int aac_alloc(struct aac_softc *sc);
97 static void aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg,
99 static int aac_check_firmware(struct aac_softc *sc);
100 static int aac_init(struct aac_softc *sc);
101 static int aac_sync_command(struct aac_softc *sc, u_int32_t command,
102 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
103 u_int32_t arg3, u_int32_t *sp);
104 static int aac_setup_intr(struct aac_softc *sc);
105 static int aac_enqueue_fib(struct aac_softc *sc, int queue,
106 struct aac_command *cm);
107 static int aac_dequeue_fib(struct aac_softc *sc, int queue,
108 u_int32_t *fib_size, struct aac_fib **fib_addr);
109 static int aac_enqueue_response(struct aac_softc *sc, int queue,
110 struct aac_fib *fib);
112 /* StrongARM interface */
113 static int aac_sa_get_fwstatus(struct aac_softc *sc);
114 static void aac_sa_qnotify(struct aac_softc *sc, int qbit);
115 static int aac_sa_get_istatus(struct aac_softc *sc);
116 static void aac_sa_clear_istatus(struct aac_softc *sc, int mask);
117 static void aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
118 u_int32_t arg0, u_int32_t arg1,
119 u_int32_t arg2, u_int32_t arg3);
120 static int aac_sa_get_mailbox(struct aac_softc *sc, int mb);
121 static void aac_sa_set_interrupts(struct aac_softc *sc, int enable);
123 const struct aac_interface aac_sa_interface = {
127 aac_sa_clear_istatus,
130 aac_sa_set_interrupts,
134 /* i960Rx interface */
135 static int aac_rx_get_fwstatus(struct aac_softc *sc);
136 static void aac_rx_qnotify(struct aac_softc *sc, int qbit);
137 static int aac_rx_get_istatus(struct aac_softc *sc);
138 static void aac_rx_clear_istatus(struct aac_softc *sc, int mask);
139 static void aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
140 u_int32_t arg0, u_int32_t arg1,
141 u_int32_t arg2, u_int32_t arg3);
142 static int aac_rx_get_mailbox(struct aac_softc *sc, int mb);
143 static void aac_rx_set_interrupts(struct aac_softc *sc, int enable);
144 static int aac_rx_send_command(struct aac_softc *sc, struct aac_command *cm);
145 static int aac_rx_get_outb_queue(struct aac_softc *sc);
146 static void aac_rx_set_outb_queue(struct aac_softc *sc, int index);
148 const struct aac_interface aac_rx_interface = {
152 aac_rx_clear_istatus,
155 aac_rx_set_interrupts,
157 aac_rx_get_outb_queue,
158 aac_rx_set_outb_queue
161 /* Rocket/MIPS interface */
162 static int aac_rkt_get_fwstatus(struct aac_softc *sc);
163 static void aac_rkt_qnotify(struct aac_softc *sc, int qbit);
164 static int aac_rkt_get_istatus(struct aac_softc *sc);
165 static void aac_rkt_clear_istatus(struct aac_softc *sc, int mask);
166 static void aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command,
167 u_int32_t arg0, u_int32_t arg1,
168 u_int32_t arg2, u_int32_t arg3);
169 static int aac_rkt_get_mailbox(struct aac_softc *sc, int mb);
170 static void aac_rkt_set_interrupts(struct aac_softc *sc, int enable);
171 static int aac_rkt_send_command(struct aac_softc *sc, struct aac_command *cm);
172 static int aac_rkt_get_outb_queue(struct aac_softc *sc);
173 static void aac_rkt_set_outb_queue(struct aac_softc *sc, int index);
175 const struct aac_interface aac_rkt_interface = {
176 aac_rkt_get_fwstatus,
179 aac_rkt_clear_istatus,
182 aac_rkt_set_interrupts,
183 aac_rkt_send_command,
184 aac_rkt_get_outb_queue,
185 aac_rkt_set_outb_queue
188 /* Debugging and Diagnostics */
189 static void aac_describe_controller(struct aac_softc *sc);
190 static const char *aac_describe_code(const struct aac_code_lookup *table,
193 /* Management Interface */
194 static d_open_t aac_open;
195 static d_ioctl_t aac_ioctl;
196 static d_poll_t aac_poll;
197 static void aac_cdevpriv_dtor(void *arg);
198 static int aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib);
199 static int aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg);
200 static void aac_handle_aif(struct aac_softc *sc,
201 struct aac_fib *fib);
202 static int aac_rev_check(struct aac_softc *sc, caddr_t udata);
203 static int aac_open_aif(struct aac_softc *sc, caddr_t arg);
204 static int aac_close_aif(struct aac_softc *sc, caddr_t arg);
205 static int aac_getnext_aif(struct aac_softc *sc, caddr_t arg);
206 static int aac_return_aif(struct aac_softc *sc,
207 struct aac_fib_context *ctx, caddr_t uptr);
208 static int aac_query_disk(struct aac_softc *sc, caddr_t uptr);
209 static int aac_get_pci_info(struct aac_softc *sc, caddr_t uptr);
210 static int aac_supported_features(struct aac_softc *sc, caddr_t uptr);
211 static void aac_ioctl_event(struct aac_softc *sc,
212 struct aac_event *event, void *arg);
213 static struct aac_mntinforesp *
214 aac_get_container_info(struct aac_softc *sc, struct aac_fib *fib, int cid);
216 static struct cdevsw aac_cdevsw = {
217 .d_version = D_VERSION,
218 .d_flags = D_NEEDGIANT,
220 .d_ioctl = aac_ioctl,
225 static MALLOC_DEFINE(M_AACBUF, "aacbuf", "Buffers for the AAC driver");
228 SYSCTL_NODE(_hw, OID_AUTO, aac, CTLFLAG_RD, 0, "AAC driver parameters");
235 * Initialize the controller and softc
238 aac_attach(struct aac_softc *sc)
242 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
245 * Initialize per-controller queues.
253 * Initialize command-completion task.
255 TASK_INIT(&sc->aac_task_complete, 0, aac_complete, sc);
257 /* mark controller as suspended until we get ourselves organised */
258 sc->aac_state |= AAC_STATE_SUSPEND;
261 * Check that the firmware on the card is supported.
263 if ((error = aac_check_firmware(sc)) != 0)
269 mtx_init(&sc->aac_aifq_lock, "AAC AIF lock", NULL, MTX_DEF);
270 mtx_init(&sc->aac_io_lock, "AAC I/O lock", NULL, MTX_DEF);
271 mtx_init(&sc->aac_container_lock, "AAC container lock", NULL, MTX_DEF);
272 TAILQ_INIT(&sc->aac_container_tqh);
273 TAILQ_INIT(&sc->aac_ev_cmfree);
275 /* Initialize the clock daemon callout. */
276 callout_init_mtx(&sc->aac_daemontime, &sc->aac_io_lock, 0);
279 * Initialize the adapter.
281 if ((error = aac_alloc(sc)) != 0)
283 if ((error = aac_init(sc)) != 0)
287 * Allocate and connect our interrupt.
289 if ((error = aac_setup_intr(sc)) != 0)
293 * Print a little information about the controller.
295 aac_describe_controller(sc);
300 SYSCTL_ADD_INT(device_get_sysctl_ctx(sc->aac_dev),
301 SYSCTL_CHILDREN(device_get_sysctl_tree(sc->aac_dev)),
302 OID_AUTO, "firmware_build", CTLFLAG_RD,
303 &sc->aac_revision.buildNumber, 0,
304 "firmware build number");
307 * Register to probe our containers later.
309 sc->aac_ich.ich_func = aac_startup;
310 sc->aac_ich.ich_arg = sc;
311 if (config_intrhook_establish(&sc->aac_ich) != 0) {
312 device_printf(sc->aac_dev,
313 "can't establish configuration hook\n");
318 * Make the control device.
320 unit = device_get_unit(sc->aac_dev);
321 sc->aac_dev_t = make_dev(&aac_cdevsw, unit, UID_ROOT, GID_OPERATOR,
322 0640, "aac%d", unit);
323 (void)make_dev_alias(sc->aac_dev_t, "afa%d", unit);
324 (void)make_dev_alias(sc->aac_dev_t, "hpn%d", unit);
325 sc->aac_dev_t->si_drv1 = sc;
327 /* Create the AIF thread */
328 if (kproc_create((void(*)(void *))aac_command_thread, sc,
329 &sc->aifthread, 0, 0, "aac%daif", unit))
330 panic("Could not create AIF thread");
332 /* Register the shutdown method to only be called post-dump */
333 if ((sc->eh = EVENTHANDLER_REGISTER(shutdown_final, aac_shutdown,
334 sc->aac_dev, SHUTDOWN_PRI_DEFAULT)) == NULL)
335 device_printf(sc->aac_dev,
336 "shutdown event registration failed\n");
338 /* Register with CAM for the non-DASD devices */
339 if ((sc->flags & AAC_FLAGS_ENABLE_CAM) != 0) {
340 TAILQ_INIT(&sc->aac_sim_tqh);
341 aac_get_bus_info(sc);
344 mtx_lock(&sc->aac_io_lock);
345 callout_reset(&sc->aac_daemontime, 60 * hz, aac_daemon, sc);
346 mtx_unlock(&sc->aac_io_lock);
352 aac_daemon(void *arg)
355 struct aac_softc *sc;
359 mtx_assert(&sc->aac_io_lock, MA_OWNED);
361 if (callout_pending(&sc->aac_daemontime) ||
362 callout_active(&sc->aac_daemontime) == 0)
365 aac_alloc_sync_fib(sc, &fib);
366 *(uint32_t *)fib->data = tv.tv_sec;
367 aac_sync_fib(sc, SendHostTime, 0, fib, sizeof(uint32_t));
368 aac_release_sync_fib(sc);
369 callout_schedule(&sc->aac_daemontime, 30 * 60 * hz);
373 aac_add_event(struct aac_softc *sc, struct aac_event *event)
376 switch (event->ev_type & AAC_EVENT_MASK) {
377 case AAC_EVENT_CMFREE:
378 TAILQ_INSERT_TAIL(&sc->aac_ev_cmfree, event, ev_links);
381 device_printf(sc->aac_dev, "aac_add event: unknown event %d\n",
388 * Request information of container #cid
390 static struct aac_mntinforesp *
391 aac_get_container_info(struct aac_softc *sc, struct aac_fib *fib, int cid)
393 struct aac_mntinfo *mi;
395 mi = (struct aac_mntinfo *)&fib->data[0];
396 /* use 64-bit LBA if enabled */
397 mi->Command = (sc->flags & AAC_FLAGS_LBA_64BIT) ?
398 VM_NameServe64 : VM_NameServe;
399 mi->MntType = FT_FILESYS;
402 if (aac_sync_fib(sc, ContainerCommand, 0, fib,
403 sizeof(struct aac_mntinfo))) {
404 device_printf(sc->aac_dev, "Error probing container %d\n", cid);
408 return ((struct aac_mntinforesp *)&fib->data[0]);
412 * Probe for containers, create disks.
415 aac_startup(void *arg)
417 struct aac_softc *sc;
419 struct aac_mntinforesp *mir;
420 int count = 0, i = 0;
422 sc = (struct aac_softc *)arg;
423 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
425 /* disconnect ourselves from the intrhook chain */
426 config_intrhook_disestablish(&sc->aac_ich);
428 mtx_lock(&sc->aac_io_lock);
429 aac_alloc_sync_fib(sc, &fib);
431 /* loop over possible containers */
433 if ((mir = aac_get_container_info(sc, fib, i)) == NULL)
436 count = mir->MntRespCount;
437 aac_add_container(sc, mir, 0);
439 } while ((i < count) && (i < AAC_MAX_CONTAINERS));
441 aac_release_sync_fib(sc);
442 mtx_unlock(&sc->aac_io_lock);
444 /* poke the bus to actually attach the child devices */
445 if (bus_generic_attach(sc->aac_dev))
446 device_printf(sc->aac_dev, "bus_generic_attach failed\n");
448 /* mark the controller up */
449 sc->aac_state &= ~AAC_STATE_SUSPEND;
451 /* enable interrupts now */
452 AAC_UNMASK_INTERRUPTS(sc);
456 * Create a device to represent a new container
459 aac_add_container(struct aac_softc *sc, struct aac_mntinforesp *mir, int f)
461 struct aac_container *co;
465 * Check container volume type for validity. Note that many of
466 * the possible types may never show up.
468 if ((mir->Status == ST_OK) && (mir->MntTable[0].VolType != CT_NONE)) {
469 co = (struct aac_container *)malloc(sizeof *co, M_AACBUF,
472 panic("Out of memory?!");
473 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "id %x name '%.16s' size %u type %d",
474 mir->MntTable[0].ObjectId,
475 mir->MntTable[0].FileSystemName,
476 mir->MntTable[0].Capacity, mir->MntTable[0].VolType);
478 if ((child = device_add_child(sc->aac_dev, "aacd", -1)) == NULL)
479 device_printf(sc->aac_dev, "device_add_child failed\n");
481 device_set_ivars(child, co);
482 device_set_desc(child, aac_describe_code(aac_container_types,
483 mir->MntTable[0].VolType));
486 bcopy(&mir->MntTable[0], &co->co_mntobj,
487 sizeof(struct aac_mntobj));
488 mtx_lock(&sc->aac_container_lock);
489 TAILQ_INSERT_TAIL(&sc->aac_container_tqh, co, co_link);
490 mtx_unlock(&sc->aac_container_lock);
495 * Allocate resources associated with (sc)
498 aac_alloc(struct aac_softc *sc)
501 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
504 * Create DMA tag for mapping buffers into controller-addressable space.
506 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
507 1, 0, /* algnmnt, boundary */
508 (sc->flags & AAC_FLAGS_SG_64BIT) ?
510 BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
511 BUS_SPACE_MAXADDR, /* highaddr */
512 NULL, NULL, /* filter, filterarg */
513 sc->aac_max_sectors << 9, /* maxsize */
514 sc->aac_sg_tablesize, /* nsegments */
515 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
516 BUS_DMA_ALLOCNOW, /* flags */
517 busdma_lock_mutex, /* lockfunc */
518 &sc->aac_io_lock, /* lockfuncarg */
519 &sc->aac_buffer_dmat)) {
520 device_printf(sc->aac_dev, "can't allocate buffer DMA tag\n");
525 * Create DMA tag for mapping FIBs into controller-addressable space..
527 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
528 1, 0, /* algnmnt, boundary */
529 (sc->flags & AAC_FLAGS_4GB_WINDOW) ?
530 BUS_SPACE_MAXADDR_32BIT :
531 0x7fffffff, /* lowaddr */
532 BUS_SPACE_MAXADDR, /* highaddr */
533 NULL, NULL, /* filter, filterarg */
534 sc->aac_max_fibs_alloc *
535 sc->aac_max_fib_size, /* maxsize */
537 sc->aac_max_fibs_alloc *
538 sc->aac_max_fib_size, /* maxsize */
540 NULL, NULL, /* No locking needed */
541 &sc->aac_fib_dmat)) {
542 device_printf(sc->aac_dev, "can't allocate FIB DMA tag\n");
547 * Create DMA tag for the common structure and allocate it.
549 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
550 1, 0, /* algnmnt, boundary */
551 (sc->flags & AAC_FLAGS_4GB_WINDOW) ?
552 BUS_SPACE_MAXADDR_32BIT :
553 0x7fffffff, /* lowaddr */
554 BUS_SPACE_MAXADDR, /* highaddr */
555 NULL, NULL, /* filter, filterarg */
556 8192 + sizeof(struct aac_common), /* maxsize */
558 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
560 NULL, NULL, /* No locking needed */
561 &sc->aac_common_dmat)) {
562 device_printf(sc->aac_dev,
563 "can't allocate common structure DMA tag\n");
566 if (bus_dmamem_alloc(sc->aac_common_dmat, (void **)&sc->aac_common,
567 BUS_DMA_NOWAIT, &sc->aac_common_dmamap)) {
568 device_printf(sc->aac_dev, "can't allocate common structure\n");
573 * Work around a bug in the 2120 and 2200 that cannot DMA commands
574 * below address 8192 in physical memory.
575 * XXX If the padding is not needed, can it be put to use instead
578 (void)bus_dmamap_load(sc->aac_common_dmat, sc->aac_common_dmamap,
579 sc->aac_common, 8192 + sizeof(*sc->aac_common),
580 aac_common_map, sc, 0);
582 if (sc->aac_common_busaddr < 8192) {
583 sc->aac_common = (struct aac_common *)
584 ((uint8_t *)sc->aac_common + 8192);
585 sc->aac_common_busaddr += 8192;
587 bzero(sc->aac_common, sizeof(*sc->aac_common));
589 /* Allocate some FIBs and associated command structs */
590 TAILQ_INIT(&sc->aac_fibmap_tqh);
591 sc->aac_commands = malloc(sc->aac_max_fibs * sizeof(struct aac_command),
592 M_AACBUF, M_WAITOK|M_ZERO);
593 while (sc->total_fibs < sc->aac_max_fibs) {
594 if (aac_alloc_commands(sc) != 0)
597 if (sc->total_fibs == 0)
604 * Free all of the resources associated with (sc)
606 * Should not be called if the controller is active.
609 aac_free(struct aac_softc *sc)
612 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
614 /* remove the control device */
615 if (sc->aac_dev_t != NULL)
616 destroy_dev(sc->aac_dev_t);
618 /* throw away any FIB buffers, discard the FIB DMA tag */
619 aac_free_commands(sc);
620 if (sc->aac_fib_dmat)
621 bus_dma_tag_destroy(sc->aac_fib_dmat);
623 free(sc->aac_commands, M_AACBUF);
625 /* destroy the common area */
626 if (sc->aac_common) {
627 bus_dmamap_unload(sc->aac_common_dmat, sc->aac_common_dmamap);
628 bus_dmamem_free(sc->aac_common_dmat, sc->aac_common,
629 sc->aac_common_dmamap);
631 if (sc->aac_common_dmat)
632 bus_dma_tag_destroy(sc->aac_common_dmat);
634 /* disconnect the interrupt handler */
636 bus_teardown_intr(sc->aac_dev, sc->aac_irq, sc->aac_intr);
637 if (sc->aac_irq != NULL) {
638 bus_release_resource(sc->aac_dev, SYS_RES_IRQ,
639 rman_get_rid(sc->aac_irq), sc->aac_irq);
640 pci_release_msi(sc->aac_dev);
643 /* destroy data-transfer DMA tag */
644 if (sc->aac_buffer_dmat)
645 bus_dma_tag_destroy(sc->aac_buffer_dmat);
647 /* destroy the parent DMA tag */
648 if (sc->aac_parent_dmat)
649 bus_dma_tag_destroy(sc->aac_parent_dmat);
651 /* release the register window mapping */
652 if (sc->aac_regs_res0 != NULL)
653 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
654 rman_get_rid(sc->aac_regs_res0), sc->aac_regs_res0);
655 if (sc->aac_hwif == AAC_HWIF_NARK && sc->aac_regs_res1 != NULL)
656 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
657 rman_get_rid(sc->aac_regs_res1), sc->aac_regs_res1);
661 * Disconnect from the controller completely, in preparation for unload.
664 aac_detach(device_t dev)
666 struct aac_softc *sc;
667 struct aac_container *co;
671 sc = device_get_softc(dev);
672 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
674 callout_drain(&sc->aac_daemontime);
676 mtx_lock(&sc->aac_io_lock);
677 while (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
678 sc->aifflags |= AAC_AIFFLAGS_EXIT;
679 wakeup(sc->aifthread);
680 msleep(sc->aac_dev, &sc->aac_io_lock, PUSER, "aacdch", 0);
682 mtx_unlock(&sc->aac_io_lock);
683 KASSERT((sc->aifflags & AAC_AIFFLAGS_RUNNING) == 0,
684 ("%s: invalid detach state", __func__));
686 /* Remove the child containers */
687 while ((co = TAILQ_FIRST(&sc->aac_container_tqh)) != NULL) {
688 error = device_delete_child(dev, co->co_disk);
691 TAILQ_REMOVE(&sc->aac_container_tqh, co, co_link);
695 /* Remove the CAM SIMs */
696 while ((sim = TAILQ_FIRST(&sc->aac_sim_tqh)) != NULL) {
697 TAILQ_REMOVE(&sc->aac_sim_tqh, sim, sim_link);
698 error = device_delete_child(dev, sim->sim_dev);
704 if ((error = aac_shutdown(dev)))
707 EVENTHANDLER_DEREGISTER(shutdown_final, sc->eh);
711 mtx_destroy(&sc->aac_aifq_lock);
712 mtx_destroy(&sc->aac_io_lock);
713 mtx_destroy(&sc->aac_container_lock);
719 * Bring the controller down to a dormant state and detach all child devices.
721 * This function is called before detach or system shutdown.
723 * Note that we can assume that the bioq on the controller is empty, as we won't
724 * allow shutdown if any device is open.
727 aac_shutdown(device_t dev)
729 struct aac_softc *sc;
731 struct aac_close_command *cc;
733 sc = device_get_softc(dev);
734 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
736 sc->aac_state |= AAC_STATE_SUSPEND;
739 * Send a Container shutdown followed by a HostShutdown FIB to the
740 * controller to convince it that we don't want to talk to it anymore.
741 * We've been closed and all I/O completed already
743 device_printf(sc->aac_dev, "shutting down controller...");
745 mtx_lock(&sc->aac_io_lock);
746 aac_alloc_sync_fib(sc, &fib);
747 cc = (struct aac_close_command *)&fib->data[0];
749 bzero(cc, sizeof(struct aac_close_command));
750 cc->Command = VM_CloseAll;
751 cc->ContainerId = 0xffffffff;
752 if (aac_sync_fib(sc, ContainerCommand, 0, fib,
753 sizeof(struct aac_close_command)))
761 * XXX Issuing this command to the controller makes it shut down
762 * but also keeps it from coming back up without a reset of the
763 * PCI bus. This is not desirable if you are just unloading the
764 * driver module with the intent to reload it later.
766 if (aac_sync_fib(sc, FsaHostShutdown, AAC_FIBSTATE_SHUTDOWN,
775 AAC_MASK_INTERRUPTS(sc);
776 aac_release_sync_fib(sc);
777 mtx_unlock(&sc->aac_io_lock);
783 * Bring the controller to a quiescent state, ready for system suspend.
786 aac_suspend(device_t dev)
788 struct aac_softc *sc;
790 sc = device_get_softc(dev);
792 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
793 sc->aac_state |= AAC_STATE_SUSPEND;
795 AAC_MASK_INTERRUPTS(sc);
800 * Bring the controller back to a state ready for operation.
803 aac_resume(device_t dev)
805 struct aac_softc *sc;
807 sc = device_get_softc(dev);
809 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
810 sc->aac_state &= ~AAC_STATE_SUSPEND;
811 AAC_UNMASK_INTERRUPTS(sc);
816 * Interrupt handler for NEW_COMM interface.
819 aac_new_intr(void *arg)
821 struct aac_softc *sc;
822 u_int32_t index, fast;
823 struct aac_command *cm;
827 sc = (struct aac_softc *)arg;
829 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
830 mtx_lock(&sc->aac_io_lock);
832 index = AAC_GET_OUTB_QUEUE(sc);
833 if (index == 0xffffffff)
834 index = AAC_GET_OUTB_QUEUE(sc);
835 if (index == 0xffffffff)
838 if (index == 0xfffffffe) {
839 /* XXX This means that the controller wants
840 * more work. Ignore it for now.
845 fib = (struct aac_fib *)malloc(sizeof *fib, M_AACBUF,
848 /* If we're really this short on memory,
849 * hopefully breaking out of the handler will
850 * allow something to get freed. This
851 * actually sucks a whole lot.
856 for (i = 0; i < sizeof(struct aac_fib)/4; ++i)
857 ((u_int32_t *)fib)[i] = AAC_MEM1_GETREG4(sc, index + i*4);
858 aac_handle_aif(sc, fib);
862 * AIF memory is owned by the adapter, so let it
863 * know that we are done with it.
865 AAC_SET_OUTB_QUEUE(sc, index);
866 AAC_CLEAR_ISTATUS(sc, AAC_DB_RESPONSE_READY);
869 cm = sc->aac_commands + (index >> 2);
872 fib->Header.XferState |= AAC_FIBSTATE_DONEADAP;
873 *((u_int32_t *)(fib->data)) = AAC_ERROR_NORMAL;
876 aac_unmap_command(cm);
877 cm->cm_flags |= AAC_CMD_COMPLETED;
879 /* is there a completion handler? */
880 if (cm->cm_complete != NULL) {
883 /* assume that someone is sleeping on this
888 sc->flags &= ~AAC_QUEUE_FRZN;
891 /* see if we can start some more I/O */
892 if ((sc->flags & AAC_QUEUE_FRZN) == 0)
895 mtx_unlock(&sc->aac_io_lock);
899 * Interrupt filter for !NEW_COMM interface.
902 aac_filter(void *arg)
904 struct aac_softc *sc;
907 sc = (struct aac_softc *)arg;
909 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
911 * Read the status register directly. This is faster than taking the
912 * driver lock and reading the queues directly. It also saves having
913 * to turn parts of the driver lock into a spin mutex, which would be
916 reason = AAC_GET_ISTATUS(sc);
917 AAC_CLEAR_ISTATUS(sc, reason);
919 /* handle completion processing */
920 if (reason & AAC_DB_RESPONSE_READY)
921 taskqueue_enqueue_fast(taskqueue_fast, &sc->aac_task_complete);
923 /* controller wants to talk to us */
924 if (reason & (AAC_DB_PRINTF | AAC_DB_COMMAND_READY)) {
926 * XXX Make sure that we don't get fooled by strange messages
927 * that start with a NULL.
929 if ((reason & AAC_DB_PRINTF) &&
930 (sc->aac_common->ac_printf[0] == 0))
931 sc->aac_common->ac_printf[0] = 32;
934 * This might miss doing the actual wakeup. However, the
935 * msleep that this is waking up has a timeout, so it will
936 * wake up eventually. AIFs and printfs are low enough
937 * priority that they can handle hanging out for a few seconds
940 wakeup(sc->aifthread);
942 return (FILTER_HANDLED);
950 * Start as much queued I/O as possible on the controller
953 aac_startio(struct aac_softc *sc)
955 struct aac_command *cm;
958 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
962 * This flag might be set if the card is out of resources.
963 * Checking it here prevents an infinite loop of deferrals.
965 if (sc->flags & AAC_QUEUE_FRZN)
969 * Try to get a command that's been put off for lack of
972 cm = aac_dequeue_ready(sc);
975 * Try to build a command off the bio queue (ignore error
979 aac_bio_command(sc, &cm);
985 /* don't map more than once */
986 if (cm->cm_flags & AAC_CMD_MAPPED)
987 panic("aac: command %p already mapped", cm);
990 * Set up the command to go to the controller. If there are no
991 * data buffers associated with the command then it can bypass
994 if (cm->cm_datalen != 0) {
995 if (cm->cm_flags & AAC_REQ_BIO)
996 error = bus_dmamap_load_bio(
997 sc->aac_buffer_dmat, cm->cm_datamap,
998 (struct bio *)cm->cm_private,
999 aac_map_command_sg, cm, 0);
1001 error = bus_dmamap_load(sc->aac_buffer_dmat,
1002 cm->cm_datamap, cm->cm_data,
1003 cm->cm_datalen, aac_map_command_sg, cm, 0);
1004 if (error == EINPROGRESS) {
1005 fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "freezing queue\n");
1006 sc->flags |= AAC_QUEUE_FRZN;
1007 } else if (error != 0)
1008 panic("aac_startio: unexpected error %d from "
1011 aac_map_command_sg(cm, NULL, 0, 0);
1016 * Handle notification of one or more FIBs coming from the controller.
1019 aac_command_thread(struct aac_softc *sc)
1021 struct aac_fib *fib;
1025 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1027 mtx_lock(&sc->aac_io_lock);
1028 sc->aifflags = AAC_AIFFLAGS_RUNNING;
1030 while ((sc->aifflags & AAC_AIFFLAGS_EXIT) == 0) {
1033 if ((sc->aifflags & AAC_AIFFLAGS_PENDING) == 0)
1034 retval = msleep(sc->aifthread, &sc->aac_io_lock, PRIBIO,
1035 "aifthd", AAC_PERIODIC_INTERVAL * hz);
1038 * First see if any FIBs need to be allocated. This needs
1039 * to be called without the driver lock because contigmalloc
1042 if ((sc->aifflags & AAC_AIFFLAGS_ALLOCFIBS) != 0) {
1043 mtx_unlock(&sc->aac_io_lock);
1044 aac_alloc_commands(sc);
1045 mtx_lock(&sc->aac_io_lock);
1046 sc->aifflags &= ~AAC_AIFFLAGS_ALLOCFIBS;
1051 * While we're here, check to see if any commands are stuck.
1052 * This is pretty low-priority, so it's ok if it doesn't
1055 if (retval == EWOULDBLOCK)
1058 /* Check the hardware printf message buffer */
1059 if (sc->aac_common->ac_printf[0] != 0)
1060 aac_print_printf(sc);
1062 /* Also check to see if the adapter has a command for us. */
1063 if (sc->flags & AAC_FLAGS_NEW_COMM)
1066 if (aac_dequeue_fib(sc, AAC_HOST_NORM_CMD_QUEUE,
1070 AAC_PRINT_FIB(sc, fib);
1072 switch (fib->Header.Command) {
1074 aac_handle_aif(sc, fib);
1077 device_printf(sc->aac_dev, "unknown command "
1078 "from controller\n");
1082 if ((fib->Header.XferState == 0) ||
1083 (fib->Header.StructType != AAC_FIBTYPE_TFIB)) {
1087 /* Return the AIF to the controller. */
1088 if (fib->Header.XferState & AAC_FIBSTATE_FROMADAP) {
1089 fib->Header.XferState |= AAC_FIBSTATE_DONEHOST;
1090 *(AAC_FSAStatus*)fib->data = ST_OK;
1092 /* XXX Compute the Size field? */
1093 size = fib->Header.Size;
1094 if (size > sizeof(struct aac_fib)) {
1095 size = sizeof(struct aac_fib);
1096 fib->Header.Size = size;
1099 * Since we did not generate this command, it
1100 * cannot go through the normal
1101 * enqueue->startio chain.
1103 aac_enqueue_response(sc,
1104 AAC_ADAP_NORM_RESP_QUEUE,
1109 sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
1110 mtx_unlock(&sc->aac_io_lock);
1111 wakeup(sc->aac_dev);
1117 * Process completed commands.
1120 aac_complete(void *context, int pending)
1122 struct aac_softc *sc;
1123 struct aac_command *cm;
1124 struct aac_fib *fib;
1127 sc = (struct aac_softc *)context;
1128 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1130 mtx_lock(&sc->aac_io_lock);
1132 /* pull completed commands off the queue */
1134 /* look for completed FIBs on our queue */
1135 if (aac_dequeue_fib(sc, AAC_HOST_NORM_RESP_QUEUE, &fib_size,
1137 break; /* nothing to do */
1139 /* get the command, unmap and hand off for processing */
1140 cm = sc->aac_commands + fib->Header.SenderData;
1142 AAC_PRINT_FIB(sc, fib);
1145 if ((cm->cm_flags & AAC_CMD_TIMEDOUT) != 0)
1146 device_printf(sc->aac_dev,
1147 "COMMAND %p COMPLETED AFTER %d SECONDS\n",
1148 cm, (int)(time_uptime-cm->cm_timestamp));
1150 aac_remove_busy(cm);
1152 aac_unmap_command(cm);
1153 cm->cm_flags |= AAC_CMD_COMPLETED;
1155 /* is there a completion handler? */
1156 if (cm->cm_complete != NULL) {
1157 cm->cm_complete(cm);
1159 /* assume that someone is sleeping on this command */
1164 /* see if we can start some more I/O */
1165 sc->flags &= ~AAC_QUEUE_FRZN;
1168 mtx_unlock(&sc->aac_io_lock);
1172 * Handle a bio submitted from a disk device.
1175 aac_submit_bio(struct bio *bp)
1177 struct aac_disk *ad;
1178 struct aac_softc *sc;
1180 ad = (struct aac_disk *)bp->bio_disk->d_drv1;
1181 sc = ad->ad_controller;
1182 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1184 /* queue the BIO and try to get some work done */
1185 aac_enqueue_bio(sc, bp);
1190 * Get a bio and build a command to go with it.
1193 aac_bio_command(struct aac_softc *sc, struct aac_command **cmp)
1195 struct aac_command *cm;
1196 struct aac_fib *fib;
1197 struct aac_disk *ad;
1200 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1202 /* get the resources we will need */
1205 if (aac_alloc_command(sc, &cm)) /* get a command */
1207 if ((bp = aac_dequeue_bio(sc)) == NULL)
1210 /* fill out the command */
1211 cm->cm_datalen = bp->bio_bcount;
1212 cm->cm_complete = aac_bio_complete;
1213 cm->cm_flags = AAC_REQ_BIO;
1214 cm->cm_private = bp;
1215 cm->cm_timestamp = time_uptime;
1219 fib->Header.Size = sizeof(struct aac_fib_header);
1220 fib->Header.XferState =
1221 AAC_FIBSTATE_HOSTOWNED |
1222 AAC_FIBSTATE_INITIALISED |
1223 AAC_FIBSTATE_EMPTY |
1224 AAC_FIBSTATE_FROMHOST |
1225 AAC_FIBSTATE_REXPECTED |
1227 AAC_FIBSTATE_ASYNC |
1228 AAC_FIBSTATE_FAST_RESPONSE;
1230 /* build the read/write request */
1231 ad = (struct aac_disk *)bp->bio_disk->d_drv1;
1233 if (sc->flags & AAC_FLAGS_RAW_IO) {
1234 struct aac_raw_io *raw;
1235 raw = (struct aac_raw_io *)&fib->data[0];
1236 fib->Header.Command = RawIo;
1237 raw->BlockNumber = (u_int64_t)bp->bio_pblkno;
1238 raw->ByteCount = bp->bio_bcount;
1239 raw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1241 raw->BpComplete = 0;
1242 fib->Header.Size += sizeof(struct aac_raw_io);
1243 cm->cm_sgtable = (struct aac_sg_table *)&raw->SgMapRaw;
1244 if (bp->bio_cmd == BIO_READ) {
1246 cm->cm_flags |= AAC_CMD_DATAIN;
1249 cm->cm_flags |= AAC_CMD_DATAOUT;
1251 } else if ((sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1252 fib->Header.Command = ContainerCommand;
1253 if (bp->bio_cmd == BIO_READ) {
1254 struct aac_blockread *br;
1255 br = (struct aac_blockread *)&fib->data[0];
1256 br->Command = VM_CtBlockRead;
1257 br->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1258 br->BlockNumber = bp->bio_pblkno;
1259 br->ByteCount = bp->bio_bcount;
1260 fib->Header.Size += sizeof(struct aac_blockread);
1261 cm->cm_sgtable = &br->SgMap;
1262 cm->cm_flags |= AAC_CMD_DATAIN;
1264 struct aac_blockwrite *bw;
1265 bw = (struct aac_blockwrite *)&fib->data[0];
1266 bw->Command = VM_CtBlockWrite;
1267 bw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1268 bw->BlockNumber = bp->bio_pblkno;
1269 bw->ByteCount = bp->bio_bcount;
1270 bw->Stable = CUNSTABLE;
1271 fib->Header.Size += sizeof(struct aac_blockwrite);
1272 cm->cm_flags |= AAC_CMD_DATAOUT;
1273 cm->cm_sgtable = &bw->SgMap;
1276 fib->Header.Command = ContainerCommand64;
1277 if (bp->bio_cmd == BIO_READ) {
1278 struct aac_blockread64 *br;
1279 br = (struct aac_blockread64 *)&fib->data[0];
1280 br->Command = VM_CtHostRead64;
1281 br->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1282 br->SectorCount = bp->bio_bcount / AAC_BLOCK_SIZE;
1283 br->BlockNumber = bp->bio_pblkno;
1286 fib->Header.Size += sizeof(struct aac_blockread64);
1287 cm->cm_flags |= AAC_CMD_DATAIN;
1288 cm->cm_sgtable = (struct aac_sg_table *)&br->SgMap64;
1290 struct aac_blockwrite64 *bw;
1291 bw = (struct aac_blockwrite64 *)&fib->data[0];
1292 bw->Command = VM_CtHostWrite64;
1293 bw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1294 bw->SectorCount = bp->bio_bcount / AAC_BLOCK_SIZE;
1295 bw->BlockNumber = bp->bio_pblkno;
1298 fib->Header.Size += sizeof(struct aac_blockwrite64);
1299 cm->cm_flags |= AAC_CMD_DATAOUT;
1300 cm->cm_sgtable = (struct aac_sg_table *)&bw->SgMap64;
1309 aac_enqueue_bio(sc, bp);
1311 aac_release_command(cm);
1316 * Handle a bio-instigated command that has been completed.
1319 aac_bio_complete(struct aac_command *cm)
1321 struct aac_blockread_response *brr;
1322 struct aac_blockwrite_response *bwr;
1324 AAC_FSAStatus status;
1326 /* fetch relevant status and then release the command */
1327 bp = (struct bio *)cm->cm_private;
1328 if (bp->bio_cmd == BIO_READ) {
1329 brr = (struct aac_blockread_response *)&cm->cm_fib->data[0];
1330 status = brr->Status;
1332 bwr = (struct aac_blockwrite_response *)&cm->cm_fib->data[0];
1333 status = bwr->Status;
1335 aac_release_command(cm);
1337 /* fix up the bio based on status */
1338 if (status == ST_OK) {
1341 bp->bio_error = EIO;
1342 bp->bio_flags |= BIO_ERROR;
1348 * Submit a command to the controller, return when it completes.
1349 * XXX This is very dangerous! If the card has gone out to lunch, we could
1350 * be stuck here forever. At the same time, signals are not caught
1351 * because there is a risk that a signal could wakeup the sleep before
1352 * the card has a chance to complete the command. Since there is no way
1353 * to cancel a command that is in progress, we can't protect against the
1354 * card completing a command late and spamming the command and data
1355 * memory. So, we are held hostage until the command completes.
1358 aac_wait_command(struct aac_command *cm)
1360 struct aac_softc *sc;
1364 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1366 /* Put the command on the ready queue and get things going */
1367 aac_enqueue_ready(cm);
1369 error = msleep(cm, &sc->aac_io_lock, PRIBIO, "aacwait", 0);
1374 *Command Buffer Management
1378 * Allocate a command.
1381 aac_alloc_command(struct aac_softc *sc, struct aac_command **cmp)
1383 struct aac_command *cm;
1385 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1387 if ((cm = aac_dequeue_free(sc)) == NULL) {
1388 if (sc->total_fibs < sc->aac_max_fibs) {
1389 mtx_lock(&sc->aac_io_lock);
1390 sc->aifflags |= AAC_AIFFLAGS_ALLOCFIBS;
1391 mtx_unlock(&sc->aac_io_lock);
1392 wakeup(sc->aifthread);
1402 * Release a command back to the freelist.
1405 aac_release_command(struct aac_command *cm)
1407 struct aac_event *event;
1408 struct aac_softc *sc;
1411 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1413 /* (re)initialize the command/FIB */
1415 cm->cm_sgtable = NULL;
1417 cm->cm_complete = NULL;
1418 cm->cm_private = NULL;
1419 cm->cm_queue = AAC_ADAP_NORM_CMD_QUEUE;
1420 cm->cm_fib->Header.XferState = AAC_FIBSTATE_EMPTY;
1421 cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB;
1422 cm->cm_fib->Header.Flags = 0;
1423 cm->cm_fib->Header.SenderSize = cm->cm_sc->aac_max_fib_size;
1426 * These are duplicated in aac_start to cover the case where an
1427 * intermediate stage may have destroyed them. They're left
1428 * initialized here for debugging purposes only.
1430 cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1431 cm->cm_fib->Header.SenderData = 0;
1433 aac_enqueue_free(cm);
1435 if ((event = TAILQ_FIRST(&sc->aac_ev_cmfree)) != NULL) {
1436 TAILQ_REMOVE(&sc->aac_ev_cmfree, event, ev_links);
1437 event->ev_callback(sc, event, event->ev_arg);
1442 * Map helper for command/FIB allocation.
1445 aac_map_command_helper(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1449 fibphys = (uint64_t *)arg;
1451 *fibphys = segs[0].ds_addr;
1455 * Allocate and initialize commands/FIBs for this adapter.
1458 aac_alloc_commands(struct aac_softc *sc)
1460 struct aac_command *cm;
1461 struct aac_fibmap *fm;
1465 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1467 if (sc->total_fibs + sc->aac_max_fibs_alloc > sc->aac_max_fibs)
1470 fm = malloc(sizeof(struct aac_fibmap), M_AACBUF, M_NOWAIT|M_ZERO);
1474 /* allocate the FIBs in DMAable memory and load them */
1475 if (bus_dmamem_alloc(sc->aac_fib_dmat, (void **)&fm->aac_fibs,
1476 BUS_DMA_NOWAIT, &fm->aac_fibmap)) {
1477 device_printf(sc->aac_dev,
1478 "Not enough contiguous memory available.\n");
1483 /* Ignore errors since this doesn't bounce */
1484 (void)bus_dmamap_load(sc->aac_fib_dmat, fm->aac_fibmap, fm->aac_fibs,
1485 sc->aac_max_fibs_alloc * sc->aac_max_fib_size,
1486 aac_map_command_helper, &fibphys, 0);
1488 /* initialize constant fields in the command structure */
1489 bzero(fm->aac_fibs, sc->aac_max_fibs_alloc * sc->aac_max_fib_size);
1490 for (i = 0; i < sc->aac_max_fibs_alloc; i++) {
1491 cm = sc->aac_commands + sc->total_fibs;
1492 fm->aac_commands = cm;
1494 cm->cm_fib = (struct aac_fib *)
1495 ((u_int8_t *)fm->aac_fibs + i*sc->aac_max_fib_size);
1496 cm->cm_fibphys = fibphys + i*sc->aac_max_fib_size;
1497 cm->cm_index = sc->total_fibs;
1499 if ((error = bus_dmamap_create(sc->aac_buffer_dmat, 0,
1500 &cm->cm_datamap)) != 0)
1502 mtx_lock(&sc->aac_io_lock);
1503 aac_release_command(cm);
1505 mtx_unlock(&sc->aac_io_lock);
1509 mtx_lock(&sc->aac_io_lock);
1510 TAILQ_INSERT_TAIL(&sc->aac_fibmap_tqh, fm, fm_link);
1511 fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "total_fibs= %d\n", sc->total_fibs);
1512 mtx_unlock(&sc->aac_io_lock);
1516 bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
1517 bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
1523 * Free FIBs owned by this adapter.
1526 aac_free_commands(struct aac_softc *sc)
1528 struct aac_fibmap *fm;
1529 struct aac_command *cm;
1532 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1534 while ((fm = TAILQ_FIRST(&sc->aac_fibmap_tqh)) != NULL) {
1536 TAILQ_REMOVE(&sc->aac_fibmap_tqh, fm, fm_link);
1538 * We check against total_fibs to handle partially
1541 for (i = 0; i < sc->aac_max_fibs_alloc && sc->total_fibs--; i++) {
1542 cm = fm->aac_commands + i;
1543 bus_dmamap_destroy(sc->aac_buffer_dmat, cm->cm_datamap);
1545 bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
1546 bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
1552 * Command-mapping helper function - populate this command's s/g table.
1555 aac_map_command_sg(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1557 struct aac_softc *sc;
1558 struct aac_command *cm;
1559 struct aac_fib *fib;
1562 cm = (struct aac_command *)arg;
1565 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1567 /* copy into the FIB */
1568 if (cm->cm_sgtable != NULL) {
1569 if (fib->Header.Command == RawIo) {
1570 struct aac_sg_tableraw *sg;
1571 sg = (struct aac_sg_tableraw *)cm->cm_sgtable;
1573 for (i = 0; i < nseg; i++) {
1574 sg->SgEntryRaw[i].SgAddress = segs[i].ds_addr;
1575 sg->SgEntryRaw[i].SgByteCount = segs[i].ds_len;
1576 sg->SgEntryRaw[i].Next = 0;
1577 sg->SgEntryRaw[i].Prev = 0;
1578 sg->SgEntryRaw[i].Flags = 0;
1580 /* update the FIB size for the s/g count */
1581 fib->Header.Size += nseg*sizeof(struct aac_sg_entryraw);
1582 } else if ((cm->cm_sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1583 struct aac_sg_table *sg;
1584 sg = cm->cm_sgtable;
1586 for (i = 0; i < nseg; i++) {
1587 sg->SgEntry[i].SgAddress = segs[i].ds_addr;
1588 sg->SgEntry[i].SgByteCount = segs[i].ds_len;
1590 /* update the FIB size for the s/g count */
1591 fib->Header.Size += nseg*sizeof(struct aac_sg_entry);
1593 struct aac_sg_table64 *sg;
1594 sg = (struct aac_sg_table64 *)cm->cm_sgtable;
1596 for (i = 0; i < nseg; i++) {
1597 sg->SgEntry64[i].SgAddress = segs[i].ds_addr;
1598 sg->SgEntry64[i].SgByteCount = segs[i].ds_len;
1600 /* update the FIB size for the s/g count */
1601 fib->Header.Size += nseg*sizeof(struct aac_sg_entry64);
1605 /* Fix up the address values in the FIB. Use the command array index
1606 * instead of a pointer since these fields are only 32 bits. Shift
1607 * the SenderFibAddress over to make room for the fast response bit
1608 * and for the AIF bit
1610 cm->cm_fib->Header.SenderFibAddress = (cm->cm_index << 2);
1611 cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1613 /* save a pointer to the command for speedy reverse-lookup */
1614 cm->cm_fib->Header.SenderData = cm->cm_index;
1616 if (cm->cm_flags & AAC_CMD_DATAIN)
1617 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1618 BUS_DMASYNC_PREREAD);
1619 if (cm->cm_flags & AAC_CMD_DATAOUT)
1620 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1621 BUS_DMASYNC_PREWRITE);
1622 cm->cm_flags |= AAC_CMD_MAPPED;
1624 if (sc->flags & AAC_FLAGS_NEW_COMM) {
1625 int count = 10000000L;
1626 while (AAC_SEND_COMMAND(sc, cm) != 0) {
1628 aac_unmap_command(cm);
1629 sc->flags |= AAC_QUEUE_FRZN;
1630 aac_requeue_ready(cm);
1632 DELAY(5); /* wait 5 usec. */
1635 /* Put the FIB on the outbound queue */
1636 if (aac_enqueue_fib(sc, cm->cm_queue, cm) == EBUSY) {
1637 aac_unmap_command(cm);
1638 sc->flags |= AAC_QUEUE_FRZN;
1639 aac_requeue_ready(cm);
1645 * Unmap a command from controller-visible space.
1648 aac_unmap_command(struct aac_command *cm)
1650 struct aac_softc *sc;
1653 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1655 if (!(cm->cm_flags & AAC_CMD_MAPPED))
1658 if (cm->cm_datalen != 0) {
1659 if (cm->cm_flags & AAC_CMD_DATAIN)
1660 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1661 BUS_DMASYNC_POSTREAD);
1662 if (cm->cm_flags & AAC_CMD_DATAOUT)
1663 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1664 BUS_DMASYNC_POSTWRITE);
1666 bus_dmamap_unload(sc->aac_buffer_dmat, cm->cm_datamap);
1668 cm->cm_flags &= ~AAC_CMD_MAPPED;
1672 * Hardware Interface
1676 * Initialize the adapter.
1679 aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1681 struct aac_softc *sc;
1683 sc = (struct aac_softc *)arg;
1684 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1686 sc->aac_common_busaddr = segs[0].ds_addr;
1690 aac_check_firmware(struct aac_softc *sc)
1692 u_int32_t code, major, minor, options = 0, atu_size = 0;
1696 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1698 * Wait for the adapter to come ready.
1702 code = AAC_GET_FWSTATUS(sc);
1703 if (code & AAC_SELF_TEST_FAILED) {
1704 device_printf(sc->aac_dev, "FATAL: selftest failed\n");
1707 if (code & AAC_KERNEL_PANIC) {
1708 device_printf(sc->aac_dev,
1709 "FATAL: controller kernel panic");
1712 if (time_uptime > (then + AAC_BOOT_TIMEOUT)) {
1713 device_printf(sc->aac_dev,
1714 "FATAL: controller not coming ready, "
1715 "status %x\n", code);
1718 } while (!(code & AAC_UP_AND_RUNNING));
1721 * Retrieve the firmware version numbers. Dell PERC2/QC cards with
1722 * firmware version 1.x are not compatible with this driver.
1724 if (sc->flags & AAC_FLAGS_PERC2QC) {
1725 if (aac_sync_command(sc, AAC_MONKER_GETKERNVER, 0, 0, 0, 0,
1727 device_printf(sc->aac_dev,
1728 "Error reading firmware version\n");
1732 /* These numbers are stored as ASCII! */
1733 major = (AAC_GET_MAILBOX(sc, 1) & 0xff) - 0x30;
1734 minor = (AAC_GET_MAILBOX(sc, 2) & 0xff) - 0x30;
1736 device_printf(sc->aac_dev,
1737 "Firmware version %d.%d is not supported.\n",
1744 * Retrieve the capabilities/supported options word so we know what
1745 * work-arounds to enable. Some firmware revs don't support this
1748 if (aac_sync_command(sc, AAC_MONKER_GETINFO, 0, 0, 0, 0, &status)) {
1749 if (status != AAC_SRB_STS_INVALID_REQUEST) {
1750 device_printf(sc->aac_dev,
1751 "RequestAdapterInfo failed\n");
1755 options = AAC_GET_MAILBOX(sc, 1);
1756 atu_size = AAC_GET_MAILBOX(sc, 2);
1757 sc->supported_options = options;
1759 if ((options & AAC_SUPPORTED_4GB_WINDOW) != 0 &&
1760 (sc->flags & AAC_FLAGS_NO4GB) == 0)
1761 sc->flags |= AAC_FLAGS_4GB_WINDOW;
1762 if (options & AAC_SUPPORTED_NONDASD)
1763 sc->flags |= AAC_FLAGS_ENABLE_CAM;
1764 if ((options & AAC_SUPPORTED_SGMAP_HOST64) != 0
1765 && (sizeof(bus_addr_t) > 4)) {
1766 device_printf(sc->aac_dev,
1767 "Enabling 64-bit address support\n");
1768 sc->flags |= AAC_FLAGS_SG_64BIT;
1770 if ((options & AAC_SUPPORTED_NEW_COMM)
1771 && sc->aac_if->aif_send_command)
1772 sc->flags |= AAC_FLAGS_NEW_COMM;
1773 if (options & AAC_SUPPORTED_64BIT_ARRAYSIZE)
1774 sc->flags |= AAC_FLAGS_ARRAY_64BIT;
1777 /* Check for broken hardware that does a lower number of commands */
1778 sc->aac_max_fibs = (sc->flags & AAC_FLAGS_256FIBS ? 256:512);
1780 /* Remap mem. resource, if required */
1781 if ((sc->flags & AAC_FLAGS_NEW_COMM) &&
1782 atu_size > rman_get_size(sc->aac_regs_res1)) {
1783 rid = rman_get_rid(sc->aac_regs_res1);
1784 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY, rid,
1786 sc->aac_regs_res1 = bus_alloc_resource(sc->aac_dev,
1787 SYS_RES_MEMORY, &rid, 0ul, ~0ul, atu_size, RF_ACTIVE);
1788 if (sc->aac_regs_res1 == NULL) {
1789 sc->aac_regs_res1 = bus_alloc_resource_any(
1790 sc->aac_dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
1791 if (sc->aac_regs_res1 == NULL) {
1792 device_printf(sc->aac_dev,
1793 "couldn't allocate register window\n");
1796 sc->flags &= ~AAC_FLAGS_NEW_COMM;
1798 sc->aac_btag1 = rman_get_bustag(sc->aac_regs_res1);
1799 sc->aac_bhandle1 = rman_get_bushandle(sc->aac_regs_res1);
1801 if (sc->aac_hwif == AAC_HWIF_NARK) {
1802 sc->aac_regs_res0 = sc->aac_regs_res1;
1803 sc->aac_btag0 = sc->aac_btag1;
1804 sc->aac_bhandle0 = sc->aac_bhandle1;
1808 /* Read preferred settings */
1809 sc->aac_max_fib_size = sizeof(struct aac_fib);
1810 sc->aac_max_sectors = 128; /* 64KB */
1811 if (sc->flags & AAC_FLAGS_SG_64BIT)
1812 sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
1813 - sizeof(struct aac_blockwrite64))
1814 / sizeof(struct aac_sg_entry64);
1816 sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
1817 - sizeof(struct aac_blockwrite))
1818 / sizeof(struct aac_sg_entry);
1820 if (!aac_sync_command(sc, AAC_MONKER_GETCOMMPREF, 0, 0, 0, 0, NULL)) {
1821 options = AAC_GET_MAILBOX(sc, 1);
1822 sc->aac_max_fib_size = (options & 0xFFFF);
1823 sc->aac_max_sectors = (options >> 16) << 1;
1824 options = AAC_GET_MAILBOX(sc, 2);
1825 sc->aac_sg_tablesize = (options >> 16);
1826 options = AAC_GET_MAILBOX(sc, 3);
1827 sc->aac_max_fibs = (options & 0xFFFF);
1829 if (sc->aac_max_fib_size > PAGE_SIZE)
1830 sc->aac_max_fib_size = PAGE_SIZE;
1831 sc->aac_max_fibs_alloc = PAGE_SIZE / sc->aac_max_fib_size;
1833 if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
1834 sc->flags |= AAC_FLAGS_RAW_IO;
1835 device_printf(sc->aac_dev, "Enable Raw I/O\n");
1837 if ((sc->flags & AAC_FLAGS_RAW_IO) &&
1838 (sc->flags & AAC_FLAGS_ARRAY_64BIT)) {
1839 sc->flags |= AAC_FLAGS_LBA_64BIT;
1840 device_printf(sc->aac_dev, "Enable 64-bit array\n");
1847 aac_init(struct aac_softc *sc)
1849 struct aac_adapter_init *ip;
1853 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1856 * Fill in the init structure. This tells the adapter about the
1857 * physical location of various important shared data structures.
1859 ip = &sc->aac_common->ac_init;
1860 ip->InitStructRevision = AAC_INIT_STRUCT_REVISION;
1861 if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
1862 ip->InitStructRevision = AAC_INIT_STRUCT_REVISION_4;
1863 sc->flags |= AAC_FLAGS_RAW_IO;
1865 ip->MiniPortRevision = AAC_INIT_STRUCT_MINIPORT_REVISION;
1867 ip->AdapterFibsPhysicalAddress = sc->aac_common_busaddr +
1868 offsetof(struct aac_common, ac_fibs);
1869 ip->AdapterFibsVirtualAddress = 0;
1870 ip->AdapterFibsSize = AAC_ADAPTER_FIBS * sizeof(struct aac_fib);
1871 ip->AdapterFibAlign = sizeof(struct aac_fib);
1873 ip->PrintfBufferAddress = sc->aac_common_busaddr +
1874 offsetof(struct aac_common, ac_printf);
1875 ip->PrintfBufferSize = AAC_PRINTF_BUFSIZE;
1878 * The adapter assumes that pages are 4K in size, except on some
1879 * broken firmware versions that do the page->byte conversion twice,
1880 * therefore 'assuming' that this value is in 16MB units (2^24).
1881 * Round up since the granularity is so high.
1883 ip->HostPhysMemPages = ctob(physmem) / AAC_PAGE_SIZE;
1884 if (sc->flags & AAC_FLAGS_BROKEN_MEMMAP) {
1885 ip->HostPhysMemPages =
1886 (ip->HostPhysMemPages + AAC_PAGE_SIZE) / AAC_PAGE_SIZE;
1888 ip->HostElapsedSeconds = time_uptime; /* reset later if invalid */
1891 if (sc->flags & AAC_FLAGS_NEW_COMM) {
1892 ip->InitFlags |= AAC_INITFLAGS_NEW_COMM_SUPPORTED;
1893 device_printf(sc->aac_dev, "New comm. interface enabled\n");
1896 ip->MaxIoCommands = sc->aac_max_fibs;
1897 ip->MaxIoSize = sc->aac_max_sectors << 9;
1898 ip->MaxFibSize = sc->aac_max_fib_size;
1901 * Initialize FIB queues. Note that it appears that the layout of the
1902 * indexes and the segmentation of the entries may be mandated by the
1903 * adapter, which is only told about the base of the queue index fields.
1905 * The initial values of the indices are assumed to inform the adapter
1906 * of the sizes of the respective queues, and theoretically it could
1907 * work out the entire layout of the queue structures from this. We
1908 * take the easy route and just lay this area out like everyone else
1911 * The Linux driver uses a much more complex scheme whereby several
1912 * header records are kept for each queue. We use a couple of generic
1913 * list manipulation functions which 'know' the size of each list by
1914 * virtue of a table.
1916 qoffset = offsetof(struct aac_common, ac_qbuf) + AAC_QUEUE_ALIGN;
1917 qoffset &= ~(AAC_QUEUE_ALIGN - 1);
1919 (struct aac_queue_table *)((uintptr_t)sc->aac_common + qoffset);
1920 ip->CommHeaderAddress = sc->aac_common_busaddr + qoffset;
1922 sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1923 AAC_HOST_NORM_CMD_ENTRIES;
1924 sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1925 AAC_HOST_NORM_CMD_ENTRIES;
1926 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1927 AAC_HOST_HIGH_CMD_ENTRIES;
1928 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1929 AAC_HOST_HIGH_CMD_ENTRIES;
1930 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1931 AAC_ADAP_NORM_CMD_ENTRIES;
1932 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1933 AAC_ADAP_NORM_CMD_ENTRIES;
1934 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1935 AAC_ADAP_HIGH_CMD_ENTRIES;
1936 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1937 AAC_ADAP_HIGH_CMD_ENTRIES;
1938 sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1939 AAC_HOST_NORM_RESP_ENTRIES;
1940 sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1941 AAC_HOST_NORM_RESP_ENTRIES;
1942 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1943 AAC_HOST_HIGH_RESP_ENTRIES;
1944 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1945 AAC_HOST_HIGH_RESP_ENTRIES;
1946 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1947 AAC_ADAP_NORM_RESP_ENTRIES;
1948 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1949 AAC_ADAP_NORM_RESP_ENTRIES;
1950 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1951 AAC_ADAP_HIGH_RESP_ENTRIES;
1952 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1953 AAC_ADAP_HIGH_RESP_ENTRIES;
1954 sc->aac_qentries[AAC_HOST_NORM_CMD_QUEUE] =
1955 &sc->aac_queues->qt_HostNormCmdQueue[0];
1956 sc->aac_qentries[AAC_HOST_HIGH_CMD_QUEUE] =
1957 &sc->aac_queues->qt_HostHighCmdQueue[0];
1958 sc->aac_qentries[AAC_ADAP_NORM_CMD_QUEUE] =
1959 &sc->aac_queues->qt_AdapNormCmdQueue[0];
1960 sc->aac_qentries[AAC_ADAP_HIGH_CMD_QUEUE] =
1961 &sc->aac_queues->qt_AdapHighCmdQueue[0];
1962 sc->aac_qentries[AAC_HOST_NORM_RESP_QUEUE] =
1963 &sc->aac_queues->qt_HostNormRespQueue[0];
1964 sc->aac_qentries[AAC_HOST_HIGH_RESP_QUEUE] =
1965 &sc->aac_queues->qt_HostHighRespQueue[0];
1966 sc->aac_qentries[AAC_ADAP_NORM_RESP_QUEUE] =
1967 &sc->aac_queues->qt_AdapNormRespQueue[0];
1968 sc->aac_qentries[AAC_ADAP_HIGH_RESP_QUEUE] =
1969 &sc->aac_queues->qt_AdapHighRespQueue[0];
1972 * Do controller-type-specific initialisation
1974 switch (sc->aac_hwif) {
1975 case AAC_HWIF_I960RX:
1976 AAC_MEM0_SETREG4(sc, AAC_RX_ODBR, ~0);
1979 AAC_MEM0_SETREG4(sc, AAC_RKT_ODBR, ~0);
1986 * Give the init structure to the controller.
1988 if (aac_sync_command(sc, AAC_MONKER_INITSTRUCT,
1989 sc->aac_common_busaddr +
1990 offsetof(struct aac_common, ac_init), 0, 0, 0,
1992 device_printf(sc->aac_dev,
1993 "error establishing init structure\n");
2004 aac_setup_intr(struct aac_softc *sc)
2007 if (sc->flags & AAC_FLAGS_NEW_COMM) {
2008 if (bus_setup_intr(sc->aac_dev, sc->aac_irq,
2009 INTR_MPSAFE|INTR_TYPE_BIO, NULL,
2010 aac_new_intr, sc, &sc->aac_intr)) {
2011 device_printf(sc->aac_dev, "can't set up interrupt\n");
2015 if (bus_setup_intr(sc->aac_dev, sc->aac_irq,
2016 INTR_TYPE_BIO, aac_filter, NULL,
2017 sc, &sc->aac_intr)) {
2018 device_printf(sc->aac_dev,
2019 "can't set up interrupt filter\n");
2027 * Send a synchronous command to the controller and wait for a result.
2028 * Indicate if the controller completed the command with an error status.
2031 aac_sync_command(struct aac_softc *sc, u_int32_t command,
2032 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3,
2038 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2040 /* populate the mailbox */
2041 AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3);
2043 /* ensure the sync command doorbell flag is cleared */
2044 AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
2046 /* then set it to signal the adapter */
2047 AAC_QNOTIFY(sc, AAC_DB_SYNC_COMMAND);
2049 /* spin waiting for the command to complete */
2052 if (time_uptime > (then + AAC_IMMEDIATE_TIMEOUT)) {
2053 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "timed out");
2056 } while (!(AAC_GET_ISTATUS(sc) & AAC_DB_SYNC_COMMAND));
2058 /* clear the completion flag */
2059 AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
2061 /* get the command status */
2062 status = AAC_GET_MAILBOX(sc, 0);
2066 if (status != AAC_SRB_STS_SUCCESS)
2072 aac_sync_fib(struct aac_softc *sc, u_int32_t command, u_int32_t xferstate,
2073 struct aac_fib *fib, u_int16_t datasize)
2075 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2076 mtx_assert(&sc->aac_io_lock, MA_OWNED);
2078 if (datasize > AAC_FIB_DATASIZE)
2082 * Set up the sync FIB
2084 fib->Header.XferState = AAC_FIBSTATE_HOSTOWNED |
2085 AAC_FIBSTATE_INITIALISED |
2087 fib->Header.XferState |= xferstate;
2088 fib->Header.Command = command;
2089 fib->Header.StructType = AAC_FIBTYPE_TFIB;
2090 fib->Header.Size = sizeof(struct aac_fib_header) + datasize;
2091 fib->Header.SenderSize = sizeof(struct aac_fib);
2092 fib->Header.SenderFibAddress = 0; /* Not needed */
2093 fib->Header.ReceiverFibAddress = sc->aac_common_busaddr +
2094 offsetof(struct aac_common,
2098 * Give the FIB to the controller, wait for a response.
2100 if (aac_sync_command(sc, AAC_MONKER_SYNCFIB,
2101 fib->Header.ReceiverFibAddress, 0, 0, 0, NULL)) {
2102 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "IO error");
2110 * Adapter-space FIB queue manipulation
2112 * Note that the queue implementation here is a little funky; neither the PI or
2113 * CI will ever be zero. This behaviour is a controller feature.
2115 static const struct {
2119 {AAC_HOST_NORM_CMD_ENTRIES, AAC_DB_COMMAND_NOT_FULL},
2120 {AAC_HOST_HIGH_CMD_ENTRIES, 0},
2121 {AAC_ADAP_NORM_CMD_ENTRIES, AAC_DB_COMMAND_READY},
2122 {AAC_ADAP_HIGH_CMD_ENTRIES, 0},
2123 {AAC_HOST_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_NOT_FULL},
2124 {AAC_HOST_HIGH_RESP_ENTRIES, 0},
2125 {AAC_ADAP_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_READY},
2126 {AAC_ADAP_HIGH_RESP_ENTRIES, 0}
2130 * Atomically insert an entry into the nominated queue, returns 0 on success or
2131 * EBUSY if the queue is full.
2133 * Note: it would be more efficient to defer notifying the controller in
2134 * the case where we may be inserting several entries in rapid succession,
2135 * but implementing this usefully may be difficult (it would involve a
2136 * separate queue/notify interface).
2139 aac_enqueue_fib(struct aac_softc *sc, int queue, struct aac_command *cm)
2146 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2148 fib_size = cm->cm_fib->Header.Size;
2149 fib_addr = cm->cm_fib->Header.ReceiverFibAddress;
2151 /* get the producer/consumer indices */
2152 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2153 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2155 /* wrap the queue? */
2156 if (pi >= aac_qinfo[queue].size)
2159 /* check for queue full */
2160 if ((pi + 1) == ci) {
2166 * To avoid a race with its completion interrupt, place this command on
2167 * the busy queue prior to advertising it to the controller.
2169 aac_enqueue_busy(cm);
2171 /* populate queue entry */
2172 (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2173 (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2175 /* update producer index */
2176 sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2178 /* notify the adapter if we know how */
2179 if (aac_qinfo[queue].notify != 0)
2180 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2189 * Atomically remove one entry from the nominated queue, returns 0 on
2190 * success or ENOENT if the queue is empty.
2193 aac_dequeue_fib(struct aac_softc *sc, int queue, u_int32_t *fib_size,
2194 struct aac_fib **fib_addr)
2197 u_int32_t fib_index;
2201 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2203 /* get the producer/consumer indices */
2204 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2205 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2207 /* check for queue empty */
2213 /* wrap the pi so the following test works */
2214 if (pi >= aac_qinfo[queue].size)
2221 /* wrap the queue? */
2222 if (ci >= aac_qinfo[queue].size)
2225 /* fetch the entry */
2226 *fib_size = (sc->aac_qentries[queue] + ci)->aq_fib_size;
2229 case AAC_HOST_NORM_CMD_QUEUE:
2230 case AAC_HOST_HIGH_CMD_QUEUE:
2232 * The aq_fib_addr is only 32 bits wide so it can't be counted
2233 * on to hold an address. For AIF's, the adapter assumes
2234 * that it's giving us an address into the array of AIF fibs.
2235 * Therefore, we have to convert it to an index.
2237 fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr /
2238 sizeof(struct aac_fib);
2239 *fib_addr = &sc->aac_common->ac_fibs[fib_index];
2242 case AAC_HOST_NORM_RESP_QUEUE:
2243 case AAC_HOST_HIGH_RESP_QUEUE:
2245 struct aac_command *cm;
2248 * As above, an index is used instead of an actual address.
2249 * Gotta shift the index to account for the fast response
2250 * bit. No other correction is needed since this value was
2251 * originally provided by the driver via the SenderFibAddress
2254 fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr;
2255 cm = sc->aac_commands + (fib_index >> 2);
2256 *fib_addr = cm->cm_fib;
2259 * Is this a fast response? If it is, update the fib fields in
2260 * local memory since the whole fib isn't DMA'd back up.
2262 if (fib_index & 0x01) {
2263 (*fib_addr)->Header.XferState |= AAC_FIBSTATE_DONEADAP;
2264 *((u_int32_t*)((*fib_addr)->data)) = AAC_ERROR_NORMAL;
2269 panic("Invalid queue in aac_dequeue_fib()");
2273 /* update consumer index */
2274 sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX] = ci + 1;
2276 /* if we have made the queue un-full, notify the adapter */
2277 if (notify && (aac_qinfo[queue].notify != 0))
2278 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2286 * Put our response to an Adapter Initialed Fib on the response queue
2289 aac_enqueue_response(struct aac_softc *sc, int queue, struct aac_fib *fib)
2296 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2298 /* Tell the adapter where the FIB is */
2299 fib_size = fib->Header.Size;
2300 fib_addr = fib->Header.SenderFibAddress;
2301 fib->Header.ReceiverFibAddress = fib_addr;
2303 /* get the producer/consumer indices */
2304 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2305 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2307 /* wrap the queue? */
2308 if (pi >= aac_qinfo[queue].size)
2311 /* check for queue full */
2312 if ((pi + 1) == ci) {
2317 /* populate queue entry */
2318 (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2319 (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2321 /* update producer index */
2322 sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2324 /* notify the adapter if we know how */
2325 if (aac_qinfo[queue].notify != 0)
2326 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2335 * Check for commands that have been outstanding for a suspiciously long time,
2336 * and complain about them.
2339 aac_timeout(struct aac_softc *sc)
2341 struct aac_command *cm;
2346 * Traverse the busy command list, bitch about late commands once
2350 deadline = time_uptime - AAC_CMD_TIMEOUT;
2351 TAILQ_FOREACH(cm, &sc->aac_busy, cm_link) {
2352 if ((cm->cm_timestamp < deadline)
2353 && !(cm->cm_flags & AAC_CMD_TIMEDOUT)) {
2354 cm->cm_flags |= AAC_CMD_TIMEDOUT;
2355 device_printf(sc->aac_dev,
2356 "COMMAND %p (TYPE %d) TIMEOUT AFTER %d SECONDS\n",
2357 cm, cm->cm_fib->Header.Command,
2358 (int)(time_uptime-cm->cm_timestamp));
2359 AAC_PRINT_FIB(sc, cm->cm_fib);
2365 code = AAC_GET_FWSTATUS(sc);
2366 if (code != AAC_UP_AND_RUNNING) {
2367 device_printf(sc->aac_dev, "WARNING! Controller is no "
2368 "longer running! code= 0x%x\n", code);
2374 * Interface Function Vectors
2378 * Read the current firmware status word.
2381 aac_sa_get_fwstatus(struct aac_softc *sc)
2383 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2385 return(AAC_MEM0_GETREG4(sc, AAC_SA_FWSTATUS));
2389 aac_rx_get_fwstatus(struct aac_softc *sc)
2391 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2393 return(AAC_MEM0_GETREG4(sc, sc->flags & AAC_FLAGS_NEW_COMM ?
2394 AAC_RX_OMR0 : AAC_RX_FWSTATUS));
2398 aac_rkt_get_fwstatus(struct aac_softc *sc)
2400 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2402 return(AAC_MEM0_GETREG4(sc, sc->flags & AAC_FLAGS_NEW_COMM ?
2403 AAC_RKT_OMR0 : AAC_RKT_FWSTATUS));
2407 * Notify the controller of a change in a given queue
2411 aac_sa_qnotify(struct aac_softc *sc, int qbit)
2413 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2415 AAC_MEM0_SETREG2(sc, AAC_SA_DOORBELL1_SET, qbit);
2419 aac_rx_qnotify(struct aac_softc *sc, int qbit)
2421 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2423 AAC_MEM0_SETREG4(sc, AAC_RX_IDBR, qbit);
2427 aac_rkt_qnotify(struct aac_softc *sc, int qbit)
2429 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2431 AAC_MEM0_SETREG4(sc, AAC_RKT_IDBR, qbit);
2435 * Get the interrupt reason bits
2438 aac_sa_get_istatus(struct aac_softc *sc)
2440 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2442 return(AAC_MEM0_GETREG2(sc, AAC_SA_DOORBELL0));
2446 aac_rx_get_istatus(struct aac_softc *sc)
2448 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2450 return(AAC_MEM0_GETREG4(sc, AAC_RX_ODBR));
2454 aac_rkt_get_istatus(struct aac_softc *sc)
2456 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2458 return(AAC_MEM0_GETREG4(sc, AAC_RKT_ODBR));
2462 * Clear some interrupt reason bits
2465 aac_sa_clear_istatus(struct aac_softc *sc, int mask)
2467 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2469 AAC_MEM0_SETREG2(sc, AAC_SA_DOORBELL0_CLEAR, mask);
2473 aac_rx_clear_istatus(struct aac_softc *sc, int mask)
2475 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2477 AAC_MEM0_SETREG4(sc, AAC_RX_ODBR, mask);
2481 aac_rkt_clear_istatus(struct aac_softc *sc, int mask)
2483 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2485 AAC_MEM0_SETREG4(sc, AAC_RKT_ODBR, mask);
2489 * Populate the mailbox and set the command word
2492 aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
2493 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2495 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2497 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX, command);
2498 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 4, arg0);
2499 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 8, arg1);
2500 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 12, arg2);
2501 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 16, arg3);
2505 aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
2506 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2508 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2510 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX, command);
2511 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 4, arg0);
2512 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 8, arg1);
2513 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 12, arg2);
2514 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 16, arg3);
2518 aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2519 u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2521 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2523 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX, command);
2524 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 4, arg0);
2525 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 8, arg1);
2526 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 12, arg2);
2527 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 16, arg3);
2531 * Fetch the immediate command status word
2534 aac_sa_get_mailbox(struct aac_softc *sc, int mb)
2536 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2538 return(AAC_MEM1_GETREG4(sc, AAC_SA_MAILBOX + (mb * 4)));
2542 aac_rx_get_mailbox(struct aac_softc *sc, int mb)
2544 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2546 return(AAC_MEM1_GETREG4(sc, AAC_RX_MAILBOX + (mb * 4)));
2550 aac_rkt_get_mailbox(struct aac_softc *sc, int mb)
2552 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2554 return(AAC_MEM1_GETREG4(sc, AAC_RKT_MAILBOX + (mb * 4)));
2558 * Set/clear interrupt masks
2561 aac_sa_set_interrupts(struct aac_softc *sc, int enable)
2563 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2566 AAC_MEM0_SETREG2((sc), AAC_SA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
2568 AAC_MEM0_SETREG2((sc), AAC_SA_MASK0_SET, ~0);
2573 aac_rx_set_interrupts(struct aac_softc *sc, int enable)
2575 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2578 if (sc->flags & AAC_FLAGS_NEW_COMM)
2579 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INT_NEW_COMM);
2581 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
2583 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~0);
2588 aac_rkt_set_interrupts(struct aac_softc *sc, int enable)
2590 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2593 if (sc->flags & AAC_FLAGS_NEW_COMM)
2594 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INT_NEW_COMM);
2596 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INTERRUPTS);
2598 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~0);
2603 * New comm. interface: Send command functions
2606 aac_rx_send_command(struct aac_softc *sc, struct aac_command *cm)
2608 u_int32_t index, device;
2610 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm.)");
2612 index = AAC_MEM0_GETREG4(sc, AAC_RX_IQUE);
2613 if (index == 0xffffffffL)
2614 index = AAC_MEM0_GETREG4(sc, AAC_RX_IQUE);
2615 if (index == 0xffffffffL)
2617 aac_enqueue_busy(cm);
2619 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys & 0xffffffffUL));
2621 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys >> 32));
2623 AAC_MEM1_SETREG4(sc, device, cm->cm_fib->Header.Size);
2624 AAC_MEM0_SETREG4(sc, AAC_RX_IQUE, index);
2629 aac_rkt_send_command(struct aac_softc *sc, struct aac_command *cm)
2631 u_int32_t index, device;
2633 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm.)");
2635 index = AAC_MEM0_GETREG4(sc, AAC_RKT_IQUE);
2636 if (index == 0xffffffffL)
2637 index = AAC_MEM0_GETREG4(sc, AAC_RKT_IQUE);
2638 if (index == 0xffffffffL)
2640 aac_enqueue_busy(cm);
2642 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys & 0xffffffffUL));
2644 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys >> 32));
2646 AAC_MEM1_SETREG4(sc, device, cm->cm_fib->Header.Size);
2647 AAC_MEM0_SETREG4(sc, AAC_RKT_IQUE, index);
2652 * New comm. interface: get, set outbound queue index
2655 aac_rx_get_outb_queue(struct aac_softc *sc)
2657 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2659 return(AAC_MEM0_GETREG4(sc, AAC_RX_OQUE));
2663 aac_rkt_get_outb_queue(struct aac_softc *sc)
2665 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2667 return(AAC_MEM0_GETREG4(sc, AAC_RKT_OQUE));
2671 aac_rx_set_outb_queue(struct aac_softc *sc, int index)
2673 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2675 AAC_MEM0_SETREG4(sc, AAC_RX_OQUE, index);
2679 aac_rkt_set_outb_queue(struct aac_softc *sc, int index)
2681 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2683 AAC_MEM0_SETREG4(sc, AAC_RKT_OQUE, index);
2687 * Debugging and Diagnostics
2691 * Print some information about the controller.
2694 aac_describe_controller(struct aac_softc *sc)
2696 struct aac_fib *fib;
2697 struct aac_adapter_info *info;
2698 char *adapter_type = "Adaptec RAID controller";
2700 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2702 mtx_lock(&sc->aac_io_lock);
2703 aac_alloc_sync_fib(sc, &fib);
2706 if (aac_sync_fib(sc, RequestAdapterInfo, 0, fib, 1)) {
2707 device_printf(sc->aac_dev, "RequestAdapterInfo failed\n");
2708 aac_release_sync_fib(sc);
2709 mtx_unlock(&sc->aac_io_lock);
2713 /* save the kernel revision structure for later use */
2714 info = (struct aac_adapter_info *)&fib->data[0];
2715 sc->aac_revision = info->KernelRevision;
2718 device_printf(sc->aac_dev, "%s %dMHz, %dMB memory "
2719 "(%dMB cache, %dMB execution), %s\n",
2720 aac_describe_code(aac_cpu_variant, info->CpuVariant),
2721 info->ClockSpeed, info->TotalMem / (1024 * 1024),
2722 info->BufferMem / (1024 * 1024),
2723 info->ExecutionMem / (1024 * 1024),
2724 aac_describe_code(aac_battery_platform,
2725 info->batteryPlatform));
2727 device_printf(sc->aac_dev,
2728 "Kernel %d.%d-%d, Build %d, S/N %6X\n",
2729 info->KernelRevision.external.comp.major,
2730 info->KernelRevision.external.comp.minor,
2731 info->KernelRevision.external.comp.dash,
2732 info->KernelRevision.buildNumber,
2733 (u_int32_t)(info->SerialNumber & 0xffffff));
2735 device_printf(sc->aac_dev, "Supported Options=%b\n",
2736 sc->supported_options,
2759 if (sc->supported_options & AAC_SUPPORTED_SUPPLEMENT_ADAPTER_INFO) {
2761 if (aac_sync_fib(sc, RequestSupplementAdapterInfo, 0, fib, 1))
2762 device_printf(sc->aac_dev,
2763 "RequestSupplementAdapterInfo failed\n");
2765 adapter_type = ((struct aac_supplement_adapter_info *)
2766 &fib->data[0])->AdapterTypeText;
2768 device_printf(sc->aac_dev, "%s, aac driver %d.%d.%d-%d\n",
2770 AAC_DRIVER_MAJOR_VERSION, AAC_DRIVER_MINOR_VERSION,
2771 AAC_DRIVER_BUGFIX_LEVEL, AAC_DRIVER_BUILD);
2773 aac_release_sync_fib(sc);
2774 mtx_unlock(&sc->aac_io_lock);
2778 * Look up a text description of a numeric error code and return a pointer to
2782 aac_describe_code(const struct aac_code_lookup *table, u_int32_t code)
2786 for (i = 0; table[i].string != NULL; i++)
2787 if (table[i].code == code)
2788 return(table[i].string);
2789 return(table[i + 1].string);
2793 * Management Interface
2797 aac_open(struct cdev *dev, int flags, int fmt, struct thread *td)
2799 struct aac_softc *sc;
2802 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2803 device_busy(sc->aac_dev);
2804 devfs_set_cdevpriv(sc, aac_cdevpriv_dtor);
2810 aac_ioctl(struct cdev *dev, u_long cmd, caddr_t arg, int flag, struct thread *td)
2812 union aac_statrequest *as;
2813 struct aac_softc *sc;
2816 as = (union aac_statrequest *)arg;
2818 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2822 switch (as->as_item) {
2827 bcopy(&sc->aac_qstat[as->as_item], &as->as_qstat,
2828 sizeof(struct aac_qstat));
2836 case FSACTL_SENDFIB:
2837 case FSACTL_SEND_LARGE_FIB:
2838 arg = *(caddr_t*)arg;
2839 case FSACTL_LNX_SENDFIB:
2840 case FSACTL_LNX_SEND_LARGE_FIB:
2841 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SENDFIB");
2842 error = aac_ioctl_sendfib(sc, arg);
2844 case FSACTL_SEND_RAW_SRB:
2845 arg = *(caddr_t*)arg;
2846 case FSACTL_LNX_SEND_RAW_SRB:
2847 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SEND_RAW_SRB");
2848 error = aac_ioctl_send_raw_srb(sc, arg);
2850 case FSACTL_AIF_THREAD:
2851 case FSACTL_LNX_AIF_THREAD:
2852 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_AIF_THREAD");
2855 case FSACTL_OPEN_GET_ADAPTER_FIB:
2856 arg = *(caddr_t*)arg;
2857 case FSACTL_LNX_OPEN_GET_ADAPTER_FIB:
2858 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_OPEN_GET_ADAPTER_FIB");
2859 error = aac_open_aif(sc, arg);
2861 case FSACTL_GET_NEXT_ADAPTER_FIB:
2862 arg = *(caddr_t*)arg;
2863 case FSACTL_LNX_GET_NEXT_ADAPTER_FIB:
2864 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_NEXT_ADAPTER_FIB");
2865 error = aac_getnext_aif(sc, arg);
2867 case FSACTL_CLOSE_GET_ADAPTER_FIB:
2868 arg = *(caddr_t*)arg;
2869 case FSACTL_LNX_CLOSE_GET_ADAPTER_FIB:
2870 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_CLOSE_GET_ADAPTER_FIB");
2871 error = aac_close_aif(sc, arg);
2873 case FSACTL_MINIPORT_REV_CHECK:
2874 arg = *(caddr_t*)arg;
2875 case FSACTL_LNX_MINIPORT_REV_CHECK:
2876 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_MINIPORT_REV_CHECK");
2877 error = aac_rev_check(sc, arg);
2879 case FSACTL_QUERY_DISK:
2880 arg = *(caddr_t*)arg;
2881 case FSACTL_LNX_QUERY_DISK:
2882 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_QUERY_DISK");
2883 error = aac_query_disk(sc, arg);
2885 case FSACTL_DELETE_DISK:
2886 case FSACTL_LNX_DELETE_DISK:
2888 * We don't trust the underland to tell us when to delete a
2889 * container, rather we rely on an AIF coming from the
2894 case FSACTL_GET_PCI_INFO:
2895 arg = *(caddr_t*)arg;
2896 case FSACTL_LNX_GET_PCI_INFO:
2897 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_PCI_INFO");
2898 error = aac_get_pci_info(sc, arg);
2900 case FSACTL_GET_FEATURES:
2901 arg = *(caddr_t*)arg;
2902 case FSACTL_LNX_GET_FEATURES:
2903 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_FEATURES");
2904 error = aac_supported_features(sc, arg);
2907 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "unsupported cmd 0x%lx\n", cmd);
2915 aac_poll(struct cdev *dev, int poll_events, struct thread *td)
2917 struct aac_softc *sc;
2918 struct aac_fib_context *ctx;
2924 mtx_lock(&sc->aac_aifq_lock);
2925 if ((poll_events & (POLLRDNORM | POLLIN)) != 0) {
2926 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
2927 if (ctx->ctx_idx != sc->aifq_idx || ctx->ctx_wrap) {
2928 revents |= poll_events & (POLLIN | POLLRDNORM);
2933 mtx_unlock(&sc->aac_aifq_lock);
2936 if (poll_events & (POLLIN | POLLRDNORM))
2937 selrecord(td, &sc->rcv_select);
2944 aac_ioctl_event(struct aac_softc *sc, struct aac_event *event, void *arg)
2947 switch (event->ev_type) {
2948 case AAC_EVENT_CMFREE:
2949 mtx_assert(&sc->aac_io_lock, MA_OWNED);
2950 if (aac_alloc_command(sc, (struct aac_command **)arg)) {
2951 aac_add_event(sc, event);
2954 free(event, M_AACBUF);
2963 * Send a FIB supplied from userspace
2966 aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib)
2968 struct aac_command *cm;
2971 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2978 mtx_lock(&sc->aac_io_lock);
2979 if (aac_alloc_command(sc, &cm)) {
2980 struct aac_event *event;
2982 event = malloc(sizeof(struct aac_event), M_AACBUF,
2984 if (event == NULL) {
2986 mtx_unlock(&sc->aac_io_lock);
2989 event->ev_type = AAC_EVENT_CMFREE;
2990 event->ev_callback = aac_ioctl_event;
2991 event->ev_arg = &cm;
2992 aac_add_event(sc, event);
2993 msleep(&cm, &sc->aac_io_lock, 0, "sendfib", 0);
2995 mtx_unlock(&sc->aac_io_lock);
2998 * Fetch the FIB header, then re-copy to get data as well.
3000 if ((error = copyin(ufib, cm->cm_fib,
3001 sizeof(struct aac_fib_header))) != 0)
3003 size = cm->cm_fib->Header.Size + sizeof(struct aac_fib_header);
3004 if (size > sc->aac_max_fib_size) {
3005 device_printf(sc->aac_dev, "incoming FIB oversized (%d > %d)\n",
3006 size, sc->aac_max_fib_size);
3007 size = sc->aac_max_fib_size;
3009 if ((error = copyin(ufib, cm->cm_fib, size)) != 0)
3011 cm->cm_fib->Header.Size = size;
3012 cm->cm_timestamp = time_uptime;
3015 * Pass the FIB to the controller, wait for it to complete.
3017 mtx_lock(&sc->aac_io_lock);
3018 error = aac_wait_command(cm);
3019 mtx_unlock(&sc->aac_io_lock);
3021 device_printf(sc->aac_dev,
3022 "aac_wait_command return %d\n", error);
3027 * Copy the FIB and data back out to the caller.
3029 size = cm->cm_fib->Header.Size;
3030 if (size > sc->aac_max_fib_size) {
3031 device_printf(sc->aac_dev, "outbound FIB oversized (%d > %d)\n",
3032 size, sc->aac_max_fib_size);
3033 size = sc->aac_max_fib_size;
3035 error = copyout(cm->cm_fib, ufib, size);
3039 mtx_lock(&sc->aac_io_lock);
3040 aac_release_command(cm);
3041 mtx_unlock(&sc->aac_io_lock);
3047 * Send a passthrough FIB supplied from userspace
3050 aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
3052 struct aac_command *cm;
3053 struct aac_event *event;
3054 struct aac_fib *fib;
3055 struct aac_srb *srbcmd, *user_srb;
3056 struct aac_sg_entry *sge;
3057 struct aac_sg_entry64 *sge64;
3058 void *srb_sg_address, *ureply;
3059 uint32_t fibsize, srb_sg_bytecount;
3060 int error, transfer_data;
3062 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3067 user_srb = (struct aac_srb *)arg;
3069 mtx_lock(&sc->aac_io_lock);
3070 if (aac_alloc_command(sc, &cm)) {
3071 event = malloc(sizeof(struct aac_event), M_AACBUF,
3073 if (event == NULL) {
3075 mtx_unlock(&sc->aac_io_lock);
3078 event->ev_type = AAC_EVENT_CMFREE;
3079 event->ev_callback = aac_ioctl_event;
3080 event->ev_arg = &cm;
3081 aac_add_event(sc, event);
3082 msleep(cm, &sc->aac_io_lock, 0, "aacraw", 0);
3084 mtx_unlock(&sc->aac_io_lock);
3088 srbcmd = (struct aac_srb *)fib->data;
3089 error = copyin(&user_srb->data_len, &fibsize, sizeof(uint32_t));
3092 if (fibsize > (sc->aac_max_fib_size - sizeof(struct aac_fib_header))) {
3096 error = copyin(user_srb, srbcmd, fibsize);
3099 srbcmd->function = 0;
3100 srbcmd->retry_limit = 0;
3101 if (srbcmd->sg_map.SgCount > 1) {
3106 /* Retrieve correct SG entries. */
3107 if (fibsize == (sizeof(struct aac_srb) +
3108 srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry))) {
3109 struct aac_sg_entry sg;
3111 sge = srbcmd->sg_map.SgEntry;
3114 if ((error = copyin(sge, &sg, sizeof(sg))) != 0)
3117 srb_sg_bytecount = sg.SgByteCount;
3118 srb_sg_address = (void *)(uintptr_t)sg.SgAddress;
3121 else if (fibsize == (sizeof(struct aac_srb) +
3122 srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry64))) {
3123 struct aac_sg_entry64 sg;
3126 sge64 = (struct aac_sg_entry64 *)srbcmd->sg_map.SgEntry;
3128 if ((error = copyin(sge64, &sg, sizeof(sg))) != 0)
3131 srb_sg_bytecount = sg.SgByteCount;
3132 srb_sg_address = (void *)sg.SgAddress;
3133 if (sge64->SgAddress > 0xffffffffull &&
3134 (sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
3144 ureply = (char *)arg + fibsize;
3145 srbcmd->data_len = srb_sg_bytecount;
3146 if (srbcmd->sg_map.SgCount == 1)
3149 cm->cm_sgtable = (struct aac_sg_table *)&srbcmd->sg_map;
3150 if (transfer_data) {
3151 cm->cm_datalen = srb_sg_bytecount;
3152 cm->cm_data = malloc(cm->cm_datalen, M_AACBUF, M_NOWAIT);
3153 if (cm->cm_data == NULL) {
3157 if (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN)
3158 cm->cm_flags |= AAC_CMD_DATAIN;
3159 if (srbcmd->flags & AAC_SRB_FLAGS_DATA_OUT) {
3160 cm->cm_flags |= AAC_CMD_DATAOUT;
3161 error = copyin(srb_sg_address, cm->cm_data,
3168 fib->Header.Size = sizeof(struct aac_fib_header) +
3169 sizeof(struct aac_srb);
3170 fib->Header.XferState =
3171 AAC_FIBSTATE_HOSTOWNED |
3172 AAC_FIBSTATE_INITIALISED |
3173 AAC_FIBSTATE_EMPTY |
3174 AAC_FIBSTATE_FROMHOST |
3175 AAC_FIBSTATE_REXPECTED |
3177 AAC_FIBSTATE_ASYNC |
3178 AAC_FIBSTATE_FAST_RESPONSE;
3179 fib->Header.Command = (sc->flags & AAC_FLAGS_SG_64BIT) != 0 ?
3180 ScsiPortCommandU64 : ScsiPortCommand;
3182 mtx_lock(&sc->aac_io_lock);
3183 aac_wait_command(cm);
3184 mtx_unlock(&sc->aac_io_lock);
3186 if (transfer_data && (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN) != 0) {
3187 error = copyout(cm->cm_data, srb_sg_address, cm->cm_datalen);
3191 error = copyout(fib->data, ureply, sizeof(struct aac_srb_response));
3194 if (cm->cm_data != NULL)
3195 free(cm->cm_data, M_AACBUF);
3196 mtx_lock(&sc->aac_io_lock);
3197 aac_release_command(cm);
3198 mtx_unlock(&sc->aac_io_lock);
3204 * cdevpriv interface private destructor.
3207 aac_cdevpriv_dtor(void *arg)
3209 struct aac_softc *sc;
3212 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3214 device_unbusy(sc->aac_dev);
3219 * Handle an AIF sent to us by the controller; queue it for later reference.
3220 * If the queue fills up, then drop the older entries.
3223 aac_handle_aif(struct aac_softc *sc, struct aac_fib *fib)
3225 struct aac_aif_command *aif;
3226 struct aac_container *co, *co_next;
3227 struct aac_fib_context *ctx;
3228 struct aac_mntinforesp *mir;
3229 int next, current, found;
3230 int count = 0, added = 0, i = 0;
3233 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3235 aif = (struct aac_aif_command*)&fib->data[0];
3236 aac_print_aif(sc, aif);
3238 /* Is it an event that we should care about? */
3239 switch (aif->command) {
3240 case AifCmdEventNotify:
3241 switch (aif->data.EN.type) {
3242 case AifEnAddContainer:
3243 case AifEnDeleteContainer:
3245 * A container was added or deleted, but the message
3246 * doesn't tell us anything else! Re-enumerate the
3247 * containers and sort things out.
3249 aac_alloc_sync_fib(sc, &fib);
3252 * Ask the controller for its containers one at
3254 * XXX What if the controller's list changes
3255 * midway through this enumaration?
3256 * XXX This should be done async.
3258 if ((mir = aac_get_container_info(sc, fib, i)) == NULL)
3261 count = mir->MntRespCount;
3263 * Check the container against our list.
3264 * co->co_found was already set to 0 in a
3267 if ((mir->Status == ST_OK) &&
3268 (mir->MntTable[0].VolType != CT_NONE)) {
3271 &sc->aac_container_tqh,
3273 if (co->co_mntobj.ObjectId ==
3274 mir->MntTable[0].ObjectId) {
3281 * If the container matched, continue
3290 * This is a new container. Do all the
3291 * appropriate things to set it up.
3293 aac_add_container(sc, mir, 1);
3297 } while ((i < count) && (i < AAC_MAX_CONTAINERS));
3298 aac_release_sync_fib(sc);
3301 * Go through our list of containers and see which ones
3302 * were not marked 'found'. Since the controller didn't
3303 * list them they must have been deleted. Do the
3304 * appropriate steps to destroy the device. Also reset
3305 * the co->co_found field.
3307 co = TAILQ_FIRST(&sc->aac_container_tqh);
3308 while (co != NULL) {
3309 if (co->co_found == 0) {
3310 mtx_unlock(&sc->aac_io_lock);
3312 device_delete_child(sc->aac_dev,
3315 mtx_lock(&sc->aac_io_lock);
3316 co_next = TAILQ_NEXT(co, co_link);
3317 mtx_lock(&sc->aac_container_lock);
3318 TAILQ_REMOVE(&sc->aac_container_tqh, co,
3320 mtx_unlock(&sc->aac_container_lock);
3325 co = TAILQ_NEXT(co, co_link);
3329 /* Attach the newly created containers */
3331 mtx_unlock(&sc->aac_io_lock);
3333 bus_generic_attach(sc->aac_dev);
3335 mtx_lock(&sc->aac_io_lock);
3340 case AifEnEnclosureManagement:
3341 switch (aif->data.EN.data.EEE.eventType) {
3342 case AIF_EM_DRIVE_INSERTION:
3343 case AIF_EM_DRIVE_REMOVAL:
3344 channel = aif->data.EN.data.EEE.unitID;
3345 if (sc->cam_rescan_cb != NULL)
3346 sc->cam_rescan_cb(sc,
3347 (channel >> 24) & 0xF,
3348 (channel & 0xFFFF));
3354 case AifEnDeleteJBOD:
3355 channel = aif->data.EN.data.ECE.container;
3356 if (sc->cam_rescan_cb != NULL)
3357 sc->cam_rescan_cb(sc, (channel >> 24) & 0xF,
3358 AAC_CAM_TARGET_WILDCARD);
3369 /* Copy the AIF data to the AIF queue for ioctl retrieval */
3370 mtx_lock(&sc->aac_aifq_lock);
3371 current = sc->aifq_idx;
3372 next = (current + 1) % AAC_AIFQ_LENGTH;
3374 sc->aifq_filled = 1;
3375 bcopy(fib, &sc->aac_aifq[current], sizeof(struct aac_fib));
3376 /* modify AIF contexts */
3377 if (sc->aifq_filled) {
3378 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3379 if (next == ctx->ctx_idx)
3381 else if (current == ctx->ctx_idx && ctx->ctx_wrap)
3382 ctx->ctx_idx = next;
3385 sc->aifq_idx = next;
3386 /* On the off chance that someone is sleeping for an aif... */
3387 if (sc->aac_state & AAC_STATE_AIF_SLEEPER)
3388 wakeup(sc->aac_aifq);
3389 /* Wakeup any poll()ers */
3390 selwakeuppri(&sc->rcv_select, PRIBIO);
3391 mtx_unlock(&sc->aac_aifq_lock);
3395 * Return the Revision of the driver to userspace and check to see if the
3396 * userspace app is possibly compatible. This is extremely bogus since
3397 * our driver doesn't follow Adaptec's versioning system. Cheat by just
3398 * returning what the card reported.
3401 aac_rev_check(struct aac_softc *sc, caddr_t udata)
3403 struct aac_rev_check rev_check;
3404 struct aac_rev_check_resp rev_check_resp;
3407 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3410 * Copyin the revision struct from userspace
3412 if ((error = copyin(udata, (caddr_t)&rev_check,
3413 sizeof(struct aac_rev_check))) != 0) {
3417 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "Userland revision= %d\n",
3418 rev_check.callingRevision.buildNumber);
3421 * Doctor up the response struct.
3423 rev_check_resp.possiblyCompatible = 1;
3424 rev_check_resp.adapterSWRevision.external.comp.major =
3425 AAC_DRIVER_MAJOR_VERSION;
3426 rev_check_resp.adapterSWRevision.external.comp.minor =
3427 AAC_DRIVER_MINOR_VERSION;
3428 rev_check_resp.adapterSWRevision.external.comp.type =
3430 rev_check_resp.adapterSWRevision.external.comp.dash =
3431 AAC_DRIVER_BUGFIX_LEVEL;
3432 rev_check_resp.adapterSWRevision.buildNumber =
3435 return(copyout((caddr_t)&rev_check_resp, udata,
3436 sizeof(struct aac_rev_check_resp)));
3440 * Pass the fib context to the caller
3443 aac_open_aif(struct aac_softc *sc, caddr_t arg)
3445 struct aac_fib_context *fibctx, *ctx;
3448 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3450 fibctx = malloc(sizeof(struct aac_fib_context), M_AACBUF, M_NOWAIT|M_ZERO);
3454 mtx_lock(&sc->aac_aifq_lock);
3455 /* all elements are already 0, add to queue */
3456 if (sc->fibctx == NULL)
3457 sc->fibctx = fibctx;
3459 for (ctx = sc->fibctx; ctx->next; ctx = ctx->next)
3465 /* evaluate unique value */
3466 fibctx->unique = (*(u_int32_t *)&fibctx & 0xffffffff);
3468 while (ctx != fibctx) {
3469 if (ctx->unique == fibctx->unique) {
3476 mtx_unlock(&sc->aac_aifq_lock);
3478 error = copyout(&fibctx->unique, (void *)arg, sizeof(u_int32_t));
3480 aac_close_aif(sc, (caddr_t)ctx);
3485 * Close the caller's fib context
3488 aac_close_aif(struct aac_softc *sc, caddr_t arg)
3490 struct aac_fib_context *ctx;
3492 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3494 mtx_lock(&sc->aac_aifq_lock);
3495 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3496 if (ctx->unique == *(uint32_t *)&arg) {
3497 if (ctx == sc->fibctx)
3500 ctx->prev->next = ctx->next;
3502 ctx->next->prev = ctx->prev;
3507 mtx_unlock(&sc->aac_aifq_lock);
3509 free(ctx, M_AACBUF);
3515 * Pass the caller the next AIF in their queue
3518 aac_getnext_aif(struct aac_softc *sc, caddr_t arg)
3520 struct get_adapter_fib_ioctl agf;
3521 struct aac_fib_context *ctx;
3524 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3526 #ifdef COMPAT_FREEBSD32
3527 if (SV_CURPROC_FLAG(SV_ILP32)) {
3528 struct get_adapter_fib_ioctl32 agf32;
3529 error = copyin(arg, &agf32, sizeof(agf32));
3531 agf.AdapterFibContext = agf32.AdapterFibContext;
3532 agf.Wait = agf32.Wait;
3533 agf.AifFib = (caddr_t)(uintptr_t)agf32.AifFib;
3537 error = copyin(arg, &agf, sizeof(agf));
3539 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3540 if (agf.AdapterFibContext == ctx->unique)
3546 error = aac_return_aif(sc, ctx, agf.AifFib);
3547 if (error == EAGAIN && agf.Wait) {
3548 fwprintf(sc, HBA_FLAGS_DBG_AIF_B, "aac_getnext_aif(): waiting for AIF");
3549 sc->aac_state |= AAC_STATE_AIF_SLEEPER;
3550 while (error == EAGAIN) {
3551 error = tsleep(sc->aac_aifq, PRIBIO |
3552 PCATCH, "aacaif", 0);
3554 error = aac_return_aif(sc, ctx, agf.AifFib);
3556 sc->aac_state &= ~AAC_STATE_AIF_SLEEPER;
3563 * Hand the next AIF off the top of the queue out to userspace.
3566 aac_return_aif(struct aac_softc *sc, struct aac_fib_context *ctx, caddr_t uptr)
3570 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3572 mtx_lock(&sc->aac_aifq_lock);
3573 current = ctx->ctx_idx;
3574 if (current == sc->aifq_idx && !ctx->ctx_wrap) {
3576 mtx_unlock(&sc->aac_aifq_lock);
3580 copyout(&sc->aac_aifq[current], (void *)uptr, sizeof(struct aac_fib));
3582 device_printf(sc->aac_dev,
3583 "aac_return_aif: copyout returned %d\n", error);
3586 ctx->ctx_idx = (current + 1) % AAC_AIFQ_LENGTH;
3588 mtx_unlock(&sc->aac_aifq_lock);
3593 aac_get_pci_info(struct aac_softc *sc, caddr_t uptr)
3595 struct aac_pci_info {
3601 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3603 pciinf.bus = pci_get_bus(sc->aac_dev);
3604 pciinf.slot = pci_get_slot(sc->aac_dev);
3606 error = copyout((caddr_t)&pciinf, uptr,
3607 sizeof(struct aac_pci_info));
3613 aac_supported_features(struct aac_softc *sc, caddr_t uptr)
3615 struct aac_features f;
3618 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3620 if ((error = copyin(uptr, &f, sizeof (f))) != 0)
3624 * When the management driver receives FSACTL_GET_FEATURES ioctl with
3625 * ALL zero in the featuresState, the driver will return the current
3626 * state of all the supported features, the data field will not be
3628 * When the management driver receives FSACTL_GET_FEATURES ioctl with
3629 * a specific bit set in the featuresState, the driver will return the
3630 * current state of this specific feature and whatever data that are
3631 * associated with the feature in the data field or perform whatever
3632 * action needed indicates in the data field.
3634 if (f.feat.fValue == 0) {
3635 f.feat.fBits.largeLBA =
3636 (sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
3637 /* TODO: In the future, add other features state here as well */
3639 if (f.feat.fBits.largeLBA)
3640 f.feat.fBits.largeLBA =
3641 (sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
3642 /* TODO: Add other features state and data in the future */
3645 error = copyout(&f, uptr, sizeof (f));
3650 * Give the userland some information about the container. The AAC arch
3651 * expects the driver to be a SCSI passthrough type driver, so it expects
3652 * the containers to have b:t:l numbers. Fake it.
3655 aac_query_disk(struct aac_softc *sc, caddr_t uptr)
3657 struct aac_query_disk query_disk;
3658 struct aac_container *co;
3659 struct aac_disk *disk;
3662 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3666 error = copyin(uptr, (caddr_t)&query_disk,
3667 sizeof(struct aac_query_disk));
3671 id = query_disk.ContainerNumber;
3675 mtx_lock(&sc->aac_container_lock);
3676 TAILQ_FOREACH(co, &sc->aac_container_tqh, co_link) {
3677 if (co->co_mntobj.ObjectId == id)
3682 query_disk.Valid = 0;
3683 query_disk.Locked = 0;
3684 query_disk.Deleted = 1; /* XXX is this right? */
3686 disk = device_get_softc(co->co_disk);
3687 query_disk.Valid = 1;
3689 (disk->ad_flags & AAC_DISK_OPEN) ? 1 : 0;
3690 query_disk.Deleted = 0;
3691 query_disk.Bus = device_get_unit(sc->aac_dev);
3692 query_disk.Target = disk->unit;
3694 query_disk.UnMapped = 0;
3695 sprintf(&query_disk.diskDeviceName[0], "%s%d",
3696 disk->ad_disk->d_name, disk->ad_disk->d_unit);
3698 mtx_unlock(&sc->aac_container_lock);
3700 error = copyout((caddr_t)&query_disk, uptr,
3701 sizeof(struct aac_query_disk));
3707 aac_get_bus_info(struct aac_softc *sc)
3709 struct aac_fib *fib;
3710 struct aac_ctcfg *c_cmd;
3711 struct aac_ctcfg_resp *c_resp;
3712 struct aac_vmioctl *vmi;
3713 struct aac_vmi_businf_resp *vmi_resp;
3714 struct aac_getbusinf businfo;
3715 struct aac_sim *caminf;
3717 int i, found, error;
3719 mtx_lock(&sc->aac_io_lock);
3720 aac_alloc_sync_fib(sc, &fib);
3721 c_cmd = (struct aac_ctcfg *)&fib->data[0];
3722 bzero(c_cmd, sizeof(struct aac_ctcfg));
3724 c_cmd->Command = VM_ContainerConfig;
3725 c_cmd->cmd = CT_GET_SCSI_METHOD;
3728 error = aac_sync_fib(sc, ContainerCommand, 0, fib,
3729 sizeof(struct aac_ctcfg));
3731 device_printf(sc->aac_dev, "Error %d sending "
3732 "VM_ContainerConfig command\n", error);
3733 aac_release_sync_fib(sc);
3734 mtx_unlock(&sc->aac_io_lock);
3738 c_resp = (struct aac_ctcfg_resp *)&fib->data[0];
3739 if (c_resp->Status != ST_OK) {
3740 device_printf(sc->aac_dev, "VM_ContainerConfig returned 0x%x\n",
3742 aac_release_sync_fib(sc);
3743 mtx_unlock(&sc->aac_io_lock);
3747 sc->scsi_method_id = c_resp->param;
3749 vmi = (struct aac_vmioctl *)&fib->data[0];
3750 bzero(vmi, sizeof(struct aac_vmioctl));
3752 vmi->Command = VM_Ioctl;
3753 vmi->ObjType = FT_DRIVE;
3754 vmi->MethId = sc->scsi_method_id;
3756 vmi->IoctlCmd = GetBusInfo;
3758 error = aac_sync_fib(sc, ContainerCommand, 0, fib,
3759 sizeof(struct aac_vmi_businf_resp));
3761 device_printf(sc->aac_dev, "Error %d sending VMIoctl command\n",
3763 aac_release_sync_fib(sc);
3764 mtx_unlock(&sc->aac_io_lock);
3768 vmi_resp = (struct aac_vmi_businf_resp *)&fib->data[0];
3769 if (vmi_resp->Status != ST_OK) {
3770 device_printf(sc->aac_dev, "VM_Ioctl returned %d\n",
3772 aac_release_sync_fib(sc);
3773 mtx_unlock(&sc->aac_io_lock);
3777 bcopy(&vmi_resp->BusInf, &businfo, sizeof(struct aac_getbusinf));
3778 aac_release_sync_fib(sc);
3779 mtx_unlock(&sc->aac_io_lock);
3782 for (i = 0; i < businfo.BusCount; i++) {
3783 if (businfo.BusValid[i] != AAC_BUS_VALID)
3786 caminf = (struct aac_sim *)malloc( sizeof(struct aac_sim),
3787 M_AACBUF, M_NOWAIT | M_ZERO);
3788 if (caminf == NULL) {
3789 device_printf(sc->aac_dev,
3790 "No memory to add passthrough bus %d\n", i);
3794 child = device_add_child(sc->aac_dev, "aacp", -1);
3795 if (child == NULL) {
3796 device_printf(sc->aac_dev,
3797 "device_add_child failed for passthrough bus %d\n",
3799 free(caminf, M_AACBUF);
3803 caminf->TargetsPerBus = businfo.TargetsPerBus;
3804 caminf->BusNumber = i;
3805 caminf->InitiatorBusId = businfo.InitiatorBusId[i];
3806 caminf->aac_sc = sc;
3807 caminf->sim_dev = child;
3809 device_set_ivars(child, caminf);
3810 device_set_desc(child, "SCSI Passthrough Bus");
3811 TAILQ_INSERT_TAIL(&sc->aac_sim_tqh, caminf, sim_link);
3817 bus_generic_attach(sc->aac_dev);