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"
40 /* #include <stddef.h> */
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/malloc.h>
44 #include <sys/kernel.h>
45 #include <sys/kthread.h>
46 #include <sys/sysctl.h>
48 #include <sys/ioccom.h>
52 #include <sys/signalvar.h>
54 #include <sys/eventhandler.h>
57 #include <machine/bus.h>
58 #include <machine/resource.h>
60 #include <dev/pci/pcireg.h>
61 #include <dev/pci/pcivar.h>
63 #include <dev/aac/aacreg.h>
64 #include <sys/aac_ioctl.h>
65 #include <dev/aac/aacvar.h>
66 #include <dev/aac/aac_tables.h>
68 static void aac_startup(void *arg);
69 static void aac_add_container(struct aac_softc *sc,
70 struct aac_mntinforesp *mir, int f);
71 static void aac_get_bus_info(struct aac_softc *sc);
72 static void aac_daemon(void *arg);
74 /* Command Processing */
75 static void aac_timeout(struct aac_softc *sc);
76 static void aac_complete(void *context, int pending);
77 static int aac_bio_command(struct aac_softc *sc, struct aac_command **cmp);
78 static void aac_bio_complete(struct aac_command *cm);
79 static int aac_wait_command(struct aac_command *cm);
80 static void aac_command_thread(struct aac_softc *sc);
82 /* Command Buffer Management */
83 static void aac_map_command_sg(void *arg, bus_dma_segment_t *segs,
85 static void aac_map_command_helper(void *arg, bus_dma_segment_t *segs,
87 static int aac_alloc_commands(struct aac_softc *sc);
88 static void aac_free_commands(struct aac_softc *sc);
89 static void aac_unmap_command(struct aac_command *cm);
91 /* Hardware Interface */
92 static int aac_alloc(struct aac_softc *sc);
93 static void aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg,
95 static int aac_check_firmware(struct aac_softc *sc);
96 static int aac_init(struct aac_softc *sc);
97 static int aac_sync_command(struct aac_softc *sc, u_int32_t command,
98 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
99 u_int32_t arg3, u_int32_t *sp);
100 static int aac_setup_intr(struct aac_softc *sc);
101 static int aac_enqueue_fib(struct aac_softc *sc, int queue,
102 struct aac_command *cm);
103 static int aac_dequeue_fib(struct aac_softc *sc, int queue,
104 u_int32_t *fib_size, struct aac_fib **fib_addr);
105 static int aac_enqueue_response(struct aac_softc *sc, int queue,
106 struct aac_fib *fib);
108 /* StrongARM interface */
109 static int aac_sa_get_fwstatus(struct aac_softc *sc);
110 static void aac_sa_qnotify(struct aac_softc *sc, int qbit);
111 static int aac_sa_get_istatus(struct aac_softc *sc);
112 static void aac_sa_clear_istatus(struct aac_softc *sc, int mask);
113 static void aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
114 u_int32_t arg0, u_int32_t arg1,
115 u_int32_t arg2, u_int32_t arg3);
116 static int aac_sa_get_mailbox(struct aac_softc *sc, int mb);
117 static void aac_sa_set_interrupts(struct aac_softc *sc, int enable);
119 const struct aac_interface aac_sa_interface = {
123 aac_sa_clear_istatus,
126 aac_sa_set_interrupts,
130 /* i960Rx interface */
131 static int aac_rx_get_fwstatus(struct aac_softc *sc);
132 static void aac_rx_qnotify(struct aac_softc *sc, int qbit);
133 static int aac_rx_get_istatus(struct aac_softc *sc);
134 static void aac_rx_clear_istatus(struct aac_softc *sc, int mask);
135 static void aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
136 u_int32_t arg0, u_int32_t arg1,
137 u_int32_t arg2, u_int32_t arg3);
138 static int aac_rx_get_mailbox(struct aac_softc *sc, int mb);
139 static void aac_rx_set_interrupts(struct aac_softc *sc, int enable);
140 static int aac_rx_send_command(struct aac_softc *sc, struct aac_command *cm);
141 static int aac_rx_get_outb_queue(struct aac_softc *sc);
142 static void aac_rx_set_outb_queue(struct aac_softc *sc, int index);
144 const struct aac_interface aac_rx_interface = {
148 aac_rx_clear_istatus,
151 aac_rx_set_interrupts,
153 aac_rx_get_outb_queue,
154 aac_rx_set_outb_queue
157 /* Rocket/MIPS interface */
158 static int aac_rkt_get_fwstatus(struct aac_softc *sc);
159 static void aac_rkt_qnotify(struct aac_softc *sc, int qbit);
160 static int aac_rkt_get_istatus(struct aac_softc *sc);
161 static void aac_rkt_clear_istatus(struct aac_softc *sc, int mask);
162 static void aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command,
163 u_int32_t arg0, u_int32_t arg1,
164 u_int32_t arg2, u_int32_t arg3);
165 static int aac_rkt_get_mailbox(struct aac_softc *sc, int mb);
166 static void aac_rkt_set_interrupts(struct aac_softc *sc, int enable);
167 static int aac_rkt_send_command(struct aac_softc *sc, struct aac_command *cm);
168 static int aac_rkt_get_outb_queue(struct aac_softc *sc);
169 static void aac_rkt_set_outb_queue(struct aac_softc *sc, int index);
171 const struct aac_interface aac_rkt_interface = {
172 aac_rkt_get_fwstatus,
175 aac_rkt_clear_istatus,
178 aac_rkt_set_interrupts,
179 aac_rkt_send_command,
180 aac_rkt_get_outb_queue,
181 aac_rkt_set_outb_queue
184 /* Debugging and Diagnostics */
185 static void aac_describe_controller(struct aac_softc *sc);
186 static const char *aac_describe_code(const struct aac_code_lookup *table,
189 /* Management Interface */
190 static d_open_t aac_open;
191 static d_ioctl_t aac_ioctl;
192 static d_poll_t aac_poll;
193 static void aac_cdevpriv_dtor(void *arg);
194 static int aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib);
195 static int aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg);
196 static void aac_handle_aif(struct aac_softc *sc,
197 struct aac_fib *fib);
198 static int aac_rev_check(struct aac_softc *sc, caddr_t udata);
199 static int aac_open_aif(struct aac_softc *sc, caddr_t arg);
200 static int aac_close_aif(struct aac_softc *sc, caddr_t arg);
201 static int aac_getnext_aif(struct aac_softc *sc, caddr_t arg);
202 static int aac_return_aif(struct aac_softc *sc,
203 struct aac_fib_context *ctx, caddr_t uptr);
204 static int aac_query_disk(struct aac_softc *sc, caddr_t uptr);
205 static int aac_get_pci_info(struct aac_softc *sc, caddr_t uptr);
206 static int aac_supported_features(struct aac_softc *sc, caddr_t uptr);
207 static void aac_ioctl_event(struct aac_softc *sc,
208 struct aac_event *event, void *arg);
209 static struct aac_mntinforesp *
210 aac_get_container_info(struct aac_softc *sc, struct aac_fib *fib, int cid);
212 static struct cdevsw aac_cdevsw = {
213 .d_version = D_VERSION,
214 .d_flags = D_NEEDGIANT,
216 .d_ioctl = aac_ioctl,
221 static MALLOC_DEFINE(M_AACBUF, "aacbuf", "Buffers for the AAC driver");
224 SYSCTL_NODE(_hw, OID_AUTO, aac, CTLFLAG_RD, 0, "AAC driver parameters");
231 * Initialize the controller and softc
234 aac_attach(struct aac_softc *sc)
238 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
241 * Initialize per-controller queues.
249 * Initialize command-completion task.
251 TASK_INIT(&sc->aac_task_complete, 0, aac_complete, sc);
253 /* mark controller as suspended until we get ourselves organised */
254 sc->aac_state |= AAC_STATE_SUSPEND;
257 * Check that the firmware on the card is supported.
259 if ((error = aac_check_firmware(sc)) != 0)
265 mtx_init(&sc->aac_aifq_lock, "AAC AIF lock", NULL, MTX_DEF);
266 mtx_init(&sc->aac_io_lock, "AAC I/O lock", NULL, MTX_DEF);
267 mtx_init(&sc->aac_container_lock, "AAC container lock", NULL, MTX_DEF);
268 TAILQ_INIT(&sc->aac_container_tqh);
269 TAILQ_INIT(&sc->aac_ev_cmfree);
271 /* Initialize the clock daemon callout. */
272 callout_init_mtx(&sc->aac_daemontime, &sc->aac_io_lock, 0);
275 * Initialize the adapter.
277 if ((error = aac_alloc(sc)) != 0)
279 if ((error = aac_init(sc)) != 0)
283 * Allocate and connect our interrupt.
285 if ((error = aac_setup_intr(sc)) != 0)
289 * Print a little information about the controller.
291 aac_describe_controller(sc);
296 SYSCTL_ADD_INT(device_get_sysctl_ctx(sc->aac_dev),
297 SYSCTL_CHILDREN(device_get_sysctl_tree(sc->aac_dev)),
298 OID_AUTO, "firmware_build", CTLFLAG_RD,
299 &sc->aac_revision.buildNumber, 0,
300 "firmware build number");
303 * Register to probe our containers later.
305 sc->aac_ich.ich_func = aac_startup;
306 sc->aac_ich.ich_arg = sc;
307 if (config_intrhook_establish(&sc->aac_ich) != 0) {
308 device_printf(sc->aac_dev,
309 "can't establish configuration hook\n");
314 * Make the control device.
316 unit = device_get_unit(sc->aac_dev);
317 sc->aac_dev_t = make_dev(&aac_cdevsw, unit, UID_ROOT, GID_OPERATOR,
318 0640, "aac%d", unit);
319 (void)make_dev_alias(sc->aac_dev_t, "afa%d", unit);
320 (void)make_dev_alias(sc->aac_dev_t, "hpn%d", unit);
321 sc->aac_dev_t->si_drv1 = sc;
323 /* Create the AIF thread */
324 if (kproc_create((void(*)(void *))aac_command_thread, sc,
325 &sc->aifthread, 0, 0, "aac%daif", unit))
326 panic("Could not create AIF thread");
328 /* Register the shutdown method to only be called post-dump */
329 if ((sc->eh = EVENTHANDLER_REGISTER(shutdown_final, aac_shutdown,
330 sc->aac_dev, SHUTDOWN_PRI_DEFAULT)) == NULL)
331 device_printf(sc->aac_dev,
332 "shutdown event registration failed\n");
334 /* Register with CAM for the non-DASD devices */
335 if ((sc->flags & AAC_FLAGS_ENABLE_CAM) != 0) {
336 TAILQ_INIT(&sc->aac_sim_tqh);
337 aac_get_bus_info(sc);
340 mtx_lock(&sc->aac_io_lock);
341 callout_reset(&sc->aac_daemontime, 60 * hz, aac_daemon, sc);
342 mtx_unlock(&sc->aac_io_lock);
348 aac_daemon(void *arg)
351 struct aac_softc *sc;
355 mtx_assert(&sc->aac_io_lock, MA_OWNED);
357 if (callout_pending(&sc->aac_daemontime) ||
358 callout_active(&sc->aac_daemontime) == 0)
361 aac_alloc_sync_fib(sc, &fib);
362 *(uint32_t *)fib->data = tv.tv_sec;
363 aac_sync_fib(sc, SendHostTime, 0, fib, sizeof(uint32_t));
364 aac_release_sync_fib(sc);
365 callout_schedule(&sc->aac_daemontime, 30 * 60 * hz);
369 aac_add_event(struct aac_softc *sc, struct aac_event *event)
372 switch (event->ev_type & AAC_EVENT_MASK) {
373 case AAC_EVENT_CMFREE:
374 TAILQ_INSERT_TAIL(&sc->aac_ev_cmfree, event, ev_links);
377 device_printf(sc->aac_dev, "aac_add event: unknown event %d\n",
384 * Request information of container #cid
386 static struct aac_mntinforesp *
387 aac_get_container_info(struct aac_softc *sc, struct aac_fib *fib, int cid)
389 struct aac_mntinfo *mi;
391 mi = (struct aac_mntinfo *)&fib->data[0];
392 /* use 64-bit LBA if enabled */
393 mi->Command = (sc->flags & AAC_FLAGS_LBA_64BIT) ?
394 VM_NameServe64 : VM_NameServe;
395 mi->MntType = FT_FILESYS;
398 if (aac_sync_fib(sc, ContainerCommand, 0, fib,
399 sizeof(struct aac_mntinfo))) {
400 device_printf(sc->aac_dev, "Error probing container %d\n", cid);
404 return ((struct aac_mntinforesp *)&fib->data[0]);
408 * Probe for containers, create disks.
411 aac_startup(void *arg)
413 struct aac_softc *sc;
415 struct aac_mntinforesp *mir;
416 int count = 0, i = 0;
418 sc = (struct aac_softc *)arg;
419 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
421 mtx_lock(&sc->aac_io_lock);
422 aac_alloc_sync_fib(sc, &fib);
424 /* loop over possible containers */
426 if ((mir = aac_get_container_info(sc, fib, i)) == NULL)
429 count = mir->MntRespCount;
430 aac_add_container(sc, mir, 0);
432 } while ((i < count) && (i < AAC_MAX_CONTAINERS));
434 aac_release_sync_fib(sc);
435 mtx_unlock(&sc->aac_io_lock);
437 /* mark the controller up */
438 sc->aac_state &= ~AAC_STATE_SUSPEND;
440 /* poke the bus to actually attach the child devices */
441 if (bus_generic_attach(sc->aac_dev))
442 device_printf(sc->aac_dev, "bus_generic_attach failed\n");
444 /* disconnect ourselves from the intrhook chain */
445 config_intrhook_disestablish(&sc->aac_ich);
447 /* enable interrupts now */
448 AAC_UNMASK_INTERRUPTS(sc);
452 * Create a device to represent a new container
455 aac_add_container(struct aac_softc *sc, struct aac_mntinforesp *mir, int f)
457 struct aac_container *co;
461 * Check container volume type for validity. Note that many of
462 * the possible types may never show up.
464 if ((mir->Status == ST_OK) && (mir->MntTable[0].VolType != CT_NONE)) {
465 co = (struct aac_container *)malloc(sizeof *co, M_AACBUF,
468 panic("Out of memory?!");
469 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "id %x name '%.16s' size %u type %d",
470 mir->MntTable[0].ObjectId,
471 mir->MntTable[0].FileSystemName,
472 mir->MntTable[0].Capacity, mir->MntTable[0].VolType);
474 if ((child = device_add_child(sc->aac_dev, "aacd", -1)) == NULL)
475 device_printf(sc->aac_dev, "device_add_child failed\n");
477 device_set_ivars(child, co);
478 device_set_desc(child, aac_describe_code(aac_container_types,
479 mir->MntTable[0].VolType));
482 bcopy(&mir->MntTable[0], &co->co_mntobj,
483 sizeof(struct aac_mntobj));
484 mtx_lock(&sc->aac_container_lock);
485 TAILQ_INSERT_TAIL(&sc->aac_container_tqh, co, co_link);
486 mtx_unlock(&sc->aac_container_lock);
491 * Allocate resources associated with (sc)
494 aac_alloc(struct aac_softc *sc)
497 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
500 * Create DMA tag for mapping buffers into controller-addressable space.
502 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
503 1, 0, /* algnmnt, boundary */
504 (sc->flags & AAC_FLAGS_SG_64BIT) ?
506 BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
507 BUS_SPACE_MAXADDR, /* highaddr */
508 NULL, NULL, /* filter, filterarg */
509 sc->aac_max_sectors << 9, /* maxsize */
510 sc->aac_sg_tablesize, /* nsegments */
511 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
512 BUS_DMA_ALLOCNOW, /* flags */
513 busdma_lock_mutex, /* lockfunc */
514 &sc->aac_io_lock, /* lockfuncarg */
515 &sc->aac_buffer_dmat)) {
516 device_printf(sc->aac_dev, "can't allocate buffer DMA tag\n");
521 * Create DMA tag for mapping FIBs into controller-addressable space..
523 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
524 1, 0, /* algnmnt, boundary */
525 (sc->flags & AAC_FLAGS_4GB_WINDOW) ?
526 BUS_SPACE_MAXADDR_32BIT :
527 0x7fffffff, /* lowaddr */
528 BUS_SPACE_MAXADDR, /* highaddr */
529 NULL, NULL, /* filter, filterarg */
530 sc->aac_max_fibs_alloc *
531 sc->aac_max_fib_size, /* maxsize */
533 sc->aac_max_fibs_alloc *
534 sc->aac_max_fib_size, /* maxsize */
536 NULL, NULL, /* No locking needed */
537 &sc->aac_fib_dmat)) {
538 device_printf(sc->aac_dev, "can't allocate FIB DMA tag\n");
543 * Create DMA tag for the common structure and allocate it.
545 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
546 1, 0, /* algnmnt, boundary */
547 (sc->flags & AAC_FLAGS_4GB_WINDOW) ?
548 BUS_SPACE_MAXADDR_32BIT :
549 0x7fffffff, /* lowaddr */
550 BUS_SPACE_MAXADDR, /* highaddr */
551 NULL, NULL, /* filter, filterarg */
552 8192 + sizeof(struct aac_common), /* maxsize */
554 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
556 NULL, NULL, /* No locking needed */
557 &sc->aac_common_dmat)) {
558 device_printf(sc->aac_dev,
559 "can't allocate common structure DMA tag\n");
562 if (bus_dmamem_alloc(sc->aac_common_dmat, (void **)&sc->aac_common,
563 BUS_DMA_NOWAIT, &sc->aac_common_dmamap)) {
564 device_printf(sc->aac_dev, "can't allocate common structure\n");
569 * Work around a bug in the 2120 and 2200 that cannot DMA commands
570 * below address 8192 in physical memory.
571 * XXX If the padding is not needed, can it be put to use instead
574 (void)bus_dmamap_load(sc->aac_common_dmat, sc->aac_common_dmamap,
575 sc->aac_common, 8192 + sizeof(*sc->aac_common),
576 aac_common_map, sc, 0);
578 if (sc->aac_common_busaddr < 8192) {
579 sc->aac_common = (struct aac_common *)
580 ((uint8_t *)sc->aac_common + 8192);
581 sc->aac_common_busaddr += 8192;
583 bzero(sc->aac_common, sizeof(*sc->aac_common));
585 /* Allocate some FIBs and associated command structs */
586 TAILQ_INIT(&sc->aac_fibmap_tqh);
587 sc->aac_commands = malloc(sc->aac_max_fibs * sizeof(struct aac_command),
588 M_AACBUF, M_WAITOK|M_ZERO);
589 while (sc->total_fibs < sc->aac_max_fibs) {
590 if (aac_alloc_commands(sc) != 0)
593 if (sc->total_fibs == 0)
600 * Free all of the resources associated with (sc)
602 * Should not be called if the controller is active.
605 aac_free(struct aac_softc *sc)
608 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
610 /* remove the control device */
611 if (sc->aac_dev_t != NULL)
612 destroy_dev(sc->aac_dev_t);
614 /* throw away any FIB buffers, discard the FIB DMA tag */
615 aac_free_commands(sc);
616 if (sc->aac_fib_dmat)
617 bus_dma_tag_destroy(sc->aac_fib_dmat);
619 free(sc->aac_commands, M_AACBUF);
621 /* destroy the common area */
622 if (sc->aac_common) {
623 bus_dmamap_unload(sc->aac_common_dmat, sc->aac_common_dmamap);
624 bus_dmamem_free(sc->aac_common_dmat, sc->aac_common,
625 sc->aac_common_dmamap);
627 if (sc->aac_common_dmat)
628 bus_dma_tag_destroy(sc->aac_common_dmat);
630 /* disconnect the interrupt handler */
632 bus_teardown_intr(sc->aac_dev, sc->aac_irq, sc->aac_intr);
633 if (sc->aac_irq != NULL) {
634 bus_release_resource(sc->aac_dev, SYS_RES_IRQ,
635 rman_get_rid(sc->aac_irq), sc->aac_irq);
636 pci_release_msi(sc->aac_dev);
639 /* destroy data-transfer DMA tag */
640 if (sc->aac_buffer_dmat)
641 bus_dma_tag_destroy(sc->aac_buffer_dmat);
643 /* destroy the parent DMA tag */
644 if (sc->aac_parent_dmat)
645 bus_dma_tag_destroy(sc->aac_parent_dmat);
647 /* release the register window mapping */
648 if (sc->aac_regs_res0 != NULL)
649 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
650 rman_get_rid(sc->aac_regs_res0), sc->aac_regs_res0);
651 if (sc->aac_hwif == AAC_HWIF_NARK && sc->aac_regs_res1 != NULL)
652 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
653 rman_get_rid(sc->aac_regs_res1), sc->aac_regs_res1);
657 * Disconnect from the controller completely, in preparation for unload.
660 aac_detach(device_t dev)
662 struct aac_softc *sc;
663 struct aac_container *co;
667 sc = device_get_softc(dev);
668 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
670 callout_drain(&sc->aac_daemontime);
672 mtx_lock(&sc->aac_io_lock);
673 while (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
674 sc->aifflags |= AAC_AIFFLAGS_EXIT;
675 wakeup(sc->aifthread);
676 msleep(sc->aac_dev, &sc->aac_io_lock, PUSER, "aacdch", 0);
678 mtx_unlock(&sc->aac_io_lock);
679 KASSERT((sc->aifflags & AAC_AIFFLAGS_RUNNING) == 0,
680 ("%s: invalid detach state", __func__));
682 /* Remove the child containers */
683 while ((co = TAILQ_FIRST(&sc->aac_container_tqh)) != NULL) {
684 error = device_delete_child(dev, co->co_disk);
687 TAILQ_REMOVE(&sc->aac_container_tqh, co, co_link);
691 /* Remove the CAM SIMs */
692 while ((sim = TAILQ_FIRST(&sc->aac_sim_tqh)) != NULL) {
693 TAILQ_REMOVE(&sc->aac_sim_tqh, sim, sim_link);
694 error = device_delete_child(dev, sim->sim_dev);
700 if ((error = aac_shutdown(dev)))
703 EVENTHANDLER_DEREGISTER(shutdown_final, sc->eh);
707 mtx_destroy(&sc->aac_aifq_lock);
708 mtx_destroy(&sc->aac_io_lock);
709 mtx_destroy(&sc->aac_container_lock);
715 * Bring the controller down to a dormant state and detach all child devices.
717 * This function is called before detach or system shutdown.
719 * Note that we can assume that the bioq on the controller is empty, as we won't
720 * allow shutdown if any device is open.
723 aac_shutdown(device_t dev)
725 struct aac_softc *sc;
727 struct aac_close_command *cc;
729 sc = device_get_softc(dev);
730 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
732 sc->aac_state |= AAC_STATE_SUSPEND;
735 * Send a Container shutdown followed by a HostShutdown FIB to the
736 * controller to convince it that we don't want to talk to it anymore.
737 * We've been closed and all I/O completed already
739 device_printf(sc->aac_dev, "shutting down controller...");
741 mtx_lock(&sc->aac_io_lock);
742 aac_alloc_sync_fib(sc, &fib);
743 cc = (struct aac_close_command *)&fib->data[0];
745 bzero(cc, sizeof(struct aac_close_command));
746 cc->Command = VM_CloseAll;
747 cc->ContainerId = 0xffffffff;
748 if (aac_sync_fib(sc, ContainerCommand, 0, fib,
749 sizeof(struct aac_close_command)))
757 * XXX Issuing this command to the controller makes it shut down
758 * but also keeps it from coming back up without a reset of the
759 * PCI bus. This is not desirable if you are just unloading the
760 * driver module with the intent to reload it later.
762 if (aac_sync_fib(sc, FsaHostShutdown, AAC_FIBSTATE_SHUTDOWN,
771 AAC_MASK_INTERRUPTS(sc);
772 aac_release_sync_fib(sc);
773 mtx_unlock(&sc->aac_io_lock);
779 * Bring the controller to a quiescent state, ready for system suspend.
782 aac_suspend(device_t dev)
784 struct aac_softc *sc;
786 sc = device_get_softc(dev);
788 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
789 sc->aac_state |= AAC_STATE_SUSPEND;
791 AAC_MASK_INTERRUPTS(sc);
796 * Bring the controller back to a state ready for operation.
799 aac_resume(device_t dev)
801 struct aac_softc *sc;
803 sc = device_get_softc(dev);
805 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
806 sc->aac_state &= ~AAC_STATE_SUSPEND;
807 AAC_UNMASK_INTERRUPTS(sc);
812 * Interrupt handler for NEW_COMM interface.
815 aac_new_intr(void *arg)
817 struct aac_softc *sc;
818 u_int32_t index, fast;
819 struct aac_command *cm;
823 sc = (struct aac_softc *)arg;
825 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
826 mtx_lock(&sc->aac_io_lock);
828 index = AAC_GET_OUTB_QUEUE(sc);
829 if (index == 0xffffffff)
830 index = AAC_GET_OUTB_QUEUE(sc);
831 if (index == 0xffffffff)
834 if (index == 0xfffffffe) {
835 /* XXX This means that the controller wants
836 * more work. Ignore it for now.
841 fib = (struct aac_fib *)malloc(sizeof *fib, M_AACBUF,
844 /* If we're really this short on memory,
845 * hopefully breaking out of the handler will
846 * allow something to get freed. This
847 * actually sucks a whole lot.
852 for (i = 0; i < sizeof(struct aac_fib)/4; ++i)
853 ((u_int32_t *)fib)[i] = AAC_MEM1_GETREG4(sc, index + i*4);
854 aac_handle_aif(sc, fib);
858 * AIF memory is owned by the adapter, so let it
859 * know that we are done with it.
861 AAC_SET_OUTB_QUEUE(sc, index);
862 AAC_CLEAR_ISTATUS(sc, AAC_DB_RESPONSE_READY);
865 cm = sc->aac_commands + (index >> 2);
868 fib->Header.XferState |= AAC_FIBSTATE_DONEADAP;
869 *((u_int32_t *)(fib->data)) = AAC_ERROR_NORMAL;
872 aac_unmap_command(cm);
873 cm->cm_flags |= AAC_CMD_COMPLETED;
875 /* is there a completion handler? */
876 if (cm->cm_complete != NULL) {
879 /* assume that someone is sleeping on this
884 sc->flags &= ~AAC_QUEUE_FRZN;
887 /* see if we can start some more I/O */
888 if ((sc->flags & AAC_QUEUE_FRZN) == 0)
891 mtx_unlock(&sc->aac_io_lock);
895 * Interrupt filter for !NEW_COMM interface.
898 aac_filter(void *arg)
900 struct aac_softc *sc;
903 sc = (struct aac_softc *)arg;
905 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
907 * Read the status register directly. This is faster than taking the
908 * driver lock and reading the queues directly. It also saves having
909 * to turn parts of the driver lock into a spin mutex, which would be
912 reason = AAC_GET_ISTATUS(sc);
913 AAC_CLEAR_ISTATUS(sc, reason);
915 /* handle completion processing */
916 if (reason & AAC_DB_RESPONSE_READY)
917 taskqueue_enqueue(taskqueue_fast, &sc->aac_task_complete);
919 /* controller wants to talk to us */
920 if (reason & (AAC_DB_PRINTF | AAC_DB_COMMAND_READY)) {
922 * XXX Make sure that we don't get fooled by strange messages
923 * that start with a NULL.
925 if ((reason & AAC_DB_PRINTF) &&
926 (sc->aac_common->ac_printf[0] == 0))
927 sc->aac_common->ac_printf[0] = 32;
930 * This might miss doing the actual wakeup. However, the
931 * msleep that this is waking up has a timeout, so it will
932 * wake up eventually. AIFs and printfs are low enough
933 * priority that they can handle hanging out for a few seconds
936 wakeup(sc->aifthread);
938 return (FILTER_HANDLED);
946 * Start as much queued I/O as possible on the controller
949 aac_startio(struct aac_softc *sc)
951 struct aac_command *cm;
954 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
958 * This flag might be set if the card is out of resources.
959 * Checking it here prevents an infinite loop of deferrals.
961 if (sc->flags & AAC_QUEUE_FRZN)
965 * Try to get a command that's been put off for lack of
968 cm = aac_dequeue_ready(sc);
971 * Try to build a command off the bio queue (ignore error
975 aac_bio_command(sc, &cm);
981 /* don't map more than once */
982 if (cm->cm_flags & AAC_CMD_MAPPED)
983 panic("aac: command %p already mapped", cm);
986 * Set up the command to go to the controller. If there are no
987 * data buffers associated with the command then it can bypass
990 if (cm->cm_datalen != 0) {
991 if (cm->cm_flags & AAC_REQ_BIO)
992 error = bus_dmamap_load_bio(
993 sc->aac_buffer_dmat, cm->cm_datamap,
994 (struct bio *)cm->cm_private,
995 aac_map_command_sg, cm, 0);
997 error = bus_dmamap_load(sc->aac_buffer_dmat,
998 cm->cm_datamap, cm->cm_data,
999 cm->cm_datalen, aac_map_command_sg, cm, 0);
1000 if (error == EINPROGRESS) {
1001 fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "freezing queue\n");
1002 sc->flags |= AAC_QUEUE_FRZN;
1003 } else if (error != 0)
1004 panic("aac_startio: unexpected error %d from "
1007 aac_map_command_sg(cm, NULL, 0, 0);
1012 * Handle notification of one or more FIBs coming from the controller.
1015 aac_command_thread(struct aac_softc *sc)
1017 struct aac_fib *fib;
1021 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1023 mtx_lock(&sc->aac_io_lock);
1024 sc->aifflags = AAC_AIFFLAGS_RUNNING;
1026 while ((sc->aifflags & AAC_AIFFLAGS_EXIT) == 0) {
1029 if ((sc->aifflags & AAC_AIFFLAGS_PENDING) == 0)
1030 retval = msleep(sc->aifthread, &sc->aac_io_lock, PRIBIO,
1031 "aifthd", AAC_PERIODIC_INTERVAL * hz);
1034 * First see if any FIBs need to be allocated. This needs
1035 * to be called without the driver lock because contigmalloc
1038 if ((sc->aifflags & AAC_AIFFLAGS_ALLOCFIBS) != 0) {
1039 mtx_unlock(&sc->aac_io_lock);
1040 aac_alloc_commands(sc);
1041 mtx_lock(&sc->aac_io_lock);
1042 sc->aifflags &= ~AAC_AIFFLAGS_ALLOCFIBS;
1047 * While we're here, check to see if any commands are stuck.
1048 * This is pretty low-priority, so it's ok if it doesn't
1051 if (retval == EWOULDBLOCK)
1054 /* Check the hardware printf message buffer */
1055 if (sc->aac_common->ac_printf[0] != 0)
1056 aac_print_printf(sc);
1058 /* Also check to see if the adapter has a command for us. */
1059 if (sc->flags & AAC_FLAGS_NEW_COMM)
1062 if (aac_dequeue_fib(sc, AAC_HOST_NORM_CMD_QUEUE,
1066 AAC_PRINT_FIB(sc, fib);
1068 switch (fib->Header.Command) {
1070 aac_handle_aif(sc, fib);
1073 device_printf(sc->aac_dev, "unknown command "
1074 "from controller\n");
1078 if ((fib->Header.XferState == 0) ||
1079 (fib->Header.StructType != AAC_FIBTYPE_TFIB)) {
1083 /* Return the AIF to the controller. */
1084 if (fib->Header.XferState & AAC_FIBSTATE_FROMADAP) {
1085 fib->Header.XferState |= AAC_FIBSTATE_DONEHOST;
1086 *(AAC_FSAStatus*)fib->data = ST_OK;
1088 /* XXX Compute the Size field? */
1089 size = fib->Header.Size;
1090 if (size > sizeof(struct aac_fib)) {
1091 size = sizeof(struct aac_fib);
1092 fib->Header.Size = size;
1095 * Since we did not generate this command, it
1096 * cannot go through the normal
1097 * enqueue->startio chain.
1099 aac_enqueue_response(sc,
1100 AAC_ADAP_NORM_RESP_QUEUE,
1105 sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
1106 mtx_unlock(&sc->aac_io_lock);
1107 wakeup(sc->aac_dev);
1113 * Process completed commands.
1116 aac_complete(void *context, int pending)
1118 struct aac_softc *sc;
1119 struct aac_command *cm;
1120 struct aac_fib *fib;
1123 sc = (struct aac_softc *)context;
1124 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1126 mtx_lock(&sc->aac_io_lock);
1128 /* pull completed commands off the queue */
1130 /* look for completed FIBs on our queue */
1131 if (aac_dequeue_fib(sc, AAC_HOST_NORM_RESP_QUEUE, &fib_size,
1133 break; /* nothing to do */
1135 /* get the command, unmap and hand off for processing */
1136 cm = sc->aac_commands + fib->Header.SenderData;
1138 AAC_PRINT_FIB(sc, fib);
1141 if ((cm->cm_flags & AAC_CMD_TIMEDOUT) != 0)
1142 device_printf(sc->aac_dev,
1143 "COMMAND %p COMPLETED AFTER %d SECONDS\n",
1144 cm, (int)(time_uptime-cm->cm_timestamp));
1146 aac_remove_busy(cm);
1148 aac_unmap_command(cm);
1149 cm->cm_flags |= AAC_CMD_COMPLETED;
1151 /* is there a completion handler? */
1152 if (cm->cm_complete != NULL) {
1153 cm->cm_complete(cm);
1155 /* assume that someone is sleeping on this command */
1160 /* see if we can start some more I/O */
1161 sc->flags &= ~AAC_QUEUE_FRZN;
1164 mtx_unlock(&sc->aac_io_lock);
1168 * Handle a bio submitted from a disk device.
1171 aac_submit_bio(struct bio *bp)
1173 struct aac_disk *ad;
1174 struct aac_softc *sc;
1176 ad = (struct aac_disk *)bp->bio_disk->d_drv1;
1177 sc = ad->ad_controller;
1178 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1180 /* queue the BIO and try to get some work done */
1181 aac_enqueue_bio(sc, bp);
1186 * Get a bio and build a command to go with it.
1189 aac_bio_command(struct aac_softc *sc, struct aac_command **cmp)
1191 struct aac_command *cm;
1192 struct aac_fib *fib;
1193 struct aac_disk *ad;
1196 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1198 /* get the resources we will need */
1201 if (aac_alloc_command(sc, &cm)) /* get a command */
1203 if ((bp = aac_dequeue_bio(sc)) == NULL)
1206 /* fill out the command */
1207 cm->cm_datalen = bp->bio_bcount;
1208 cm->cm_complete = aac_bio_complete;
1209 cm->cm_flags = AAC_REQ_BIO;
1210 cm->cm_private = bp;
1211 cm->cm_timestamp = time_uptime;
1215 fib->Header.Size = sizeof(struct aac_fib_header);
1216 fib->Header.XferState =
1217 AAC_FIBSTATE_HOSTOWNED |
1218 AAC_FIBSTATE_INITIALISED |
1219 AAC_FIBSTATE_EMPTY |
1220 AAC_FIBSTATE_FROMHOST |
1221 AAC_FIBSTATE_REXPECTED |
1223 AAC_FIBSTATE_ASYNC |
1224 AAC_FIBSTATE_FAST_RESPONSE;
1226 /* build the read/write request */
1227 ad = (struct aac_disk *)bp->bio_disk->d_drv1;
1229 if (sc->flags & AAC_FLAGS_RAW_IO) {
1230 struct aac_raw_io *raw;
1231 raw = (struct aac_raw_io *)&fib->data[0];
1232 fib->Header.Command = RawIo;
1233 raw->BlockNumber = (u_int64_t)bp->bio_pblkno;
1234 raw->ByteCount = bp->bio_bcount;
1235 raw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1237 raw->BpComplete = 0;
1238 fib->Header.Size += sizeof(struct aac_raw_io);
1239 cm->cm_sgtable = (struct aac_sg_table *)&raw->SgMapRaw;
1240 if (bp->bio_cmd == BIO_READ) {
1242 cm->cm_flags |= AAC_CMD_DATAIN;
1245 cm->cm_flags |= AAC_CMD_DATAOUT;
1247 } else if ((sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1248 fib->Header.Command = ContainerCommand;
1249 if (bp->bio_cmd == BIO_READ) {
1250 struct aac_blockread *br;
1251 br = (struct aac_blockread *)&fib->data[0];
1252 br->Command = VM_CtBlockRead;
1253 br->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1254 br->BlockNumber = bp->bio_pblkno;
1255 br->ByteCount = bp->bio_bcount;
1256 fib->Header.Size += sizeof(struct aac_blockread);
1257 cm->cm_sgtable = &br->SgMap;
1258 cm->cm_flags |= AAC_CMD_DATAIN;
1260 struct aac_blockwrite *bw;
1261 bw = (struct aac_blockwrite *)&fib->data[0];
1262 bw->Command = VM_CtBlockWrite;
1263 bw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1264 bw->BlockNumber = bp->bio_pblkno;
1265 bw->ByteCount = bp->bio_bcount;
1266 bw->Stable = CUNSTABLE;
1267 fib->Header.Size += sizeof(struct aac_blockwrite);
1268 cm->cm_flags |= AAC_CMD_DATAOUT;
1269 cm->cm_sgtable = &bw->SgMap;
1272 fib->Header.Command = ContainerCommand64;
1273 if (bp->bio_cmd == BIO_READ) {
1274 struct aac_blockread64 *br;
1275 br = (struct aac_blockread64 *)&fib->data[0];
1276 br->Command = VM_CtHostRead64;
1277 br->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1278 br->SectorCount = bp->bio_bcount / AAC_BLOCK_SIZE;
1279 br->BlockNumber = bp->bio_pblkno;
1282 fib->Header.Size += sizeof(struct aac_blockread64);
1283 cm->cm_flags |= AAC_CMD_DATAIN;
1284 cm->cm_sgtable = (struct aac_sg_table *)&br->SgMap64;
1286 struct aac_blockwrite64 *bw;
1287 bw = (struct aac_blockwrite64 *)&fib->data[0];
1288 bw->Command = VM_CtHostWrite64;
1289 bw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1290 bw->SectorCount = bp->bio_bcount / AAC_BLOCK_SIZE;
1291 bw->BlockNumber = bp->bio_pblkno;
1294 fib->Header.Size += sizeof(struct aac_blockwrite64);
1295 cm->cm_flags |= AAC_CMD_DATAOUT;
1296 cm->cm_sgtable = (struct aac_sg_table *)&bw->SgMap64;
1305 aac_enqueue_bio(sc, bp);
1307 aac_release_command(cm);
1312 * Handle a bio-instigated command that has been completed.
1315 aac_bio_complete(struct aac_command *cm)
1317 struct aac_blockread_response *brr;
1318 struct aac_blockwrite_response *bwr;
1320 AAC_FSAStatus status;
1322 /* fetch relevant status and then release the command */
1323 bp = (struct bio *)cm->cm_private;
1324 if (bp->bio_cmd == BIO_READ) {
1325 brr = (struct aac_blockread_response *)&cm->cm_fib->data[0];
1326 status = brr->Status;
1328 bwr = (struct aac_blockwrite_response *)&cm->cm_fib->data[0];
1329 status = bwr->Status;
1331 aac_release_command(cm);
1333 /* fix up the bio based on status */
1334 if (status == ST_OK) {
1337 bp->bio_error = EIO;
1338 bp->bio_flags |= BIO_ERROR;
1344 * Submit a command to the controller, return when it completes.
1345 * XXX This is very dangerous! If the card has gone out to lunch, we could
1346 * be stuck here forever. At the same time, signals are not caught
1347 * because there is a risk that a signal could wakeup the sleep before
1348 * the card has a chance to complete the command. Since there is no way
1349 * to cancel a command that is in progress, we can't protect against the
1350 * card completing a command late and spamming the command and data
1351 * memory. So, we are held hostage until the command completes.
1354 aac_wait_command(struct aac_command *cm)
1356 struct aac_softc *sc;
1360 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1362 /* Put the command on the ready queue and get things going */
1363 aac_enqueue_ready(cm);
1365 error = msleep(cm, &sc->aac_io_lock, PRIBIO, "aacwait", 0);
1370 *Command Buffer Management
1374 * Allocate a command.
1377 aac_alloc_command(struct aac_softc *sc, struct aac_command **cmp)
1379 struct aac_command *cm;
1381 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1383 if ((cm = aac_dequeue_free(sc)) == NULL) {
1384 if (sc->total_fibs < sc->aac_max_fibs) {
1385 mtx_lock(&sc->aac_io_lock);
1386 sc->aifflags |= AAC_AIFFLAGS_ALLOCFIBS;
1387 mtx_unlock(&sc->aac_io_lock);
1388 wakeup(sc->aifthread);
1398 * Release a command back to the freelist.
1401 aac_release_command(struct aac_command *cm)
1403 struct aac_event *event;
1404 struct aac_softc *sc;
1407 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1409 /* (re)initialize the command/FIB */
1411 cm->cm_sgtable = NULL;
1413 cm->cm_complete = NULL;
1414 cm->cm_private = NULL;
1415 cm->cm_queue = AAC_ADAP_NORM_CMD_QUEUE;
1416 cm->cm_fib->Header.XferState = AAC_FIBSTATE_EMPTY;
1417 cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB;
1418 cm->cm_fib->Header.Flags = 0;
1419 cm->cm_fib->Header.SenderSize = cm->cm_sc->aac_max_fib_size;
1422 * These are duplicated in aac_start to cover the case where an
1423 * intermediate stage may have destroyed them. They're left
1424 * initialized here for debugging purposes only.
1426 cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1427 cm->cm_fib->Header.SenderData = 0;
1429 aac_enqueue_free(cm);
1431 if ((event = TAILQ_FIRST(&sc->aac_ev_cmfree)) != NULL) {
1432 TAILQ_REMOVE(&sc->aac_ev_cmfree, event, ev_links);
1433 event->ev_callback(sc, event, event->ev_arg);
1438 * Map helper for command/FIB allocation.
1441 aac_map_command_helper(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1445 fibphys = (uint64_t *)arg;
1447 *fibphys = segs[0].ds_addr;
1451 * Allocate and initialize commands/FIBs for this adapter.
1454 aac_alloc_commands(struct aac_softc *sc)
1456 struct aac_command *cm;
1457 struct aac_fibmap *fm;
1461 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1463 if (sc->total_fibs + sc->aac_max_fibs_alloc > sc->aac_max_fibs)
1466 fm = malloc(sizeof(struct aac_fibmap), M_AACBUF, M_NOWAIT|M_ZERO);
1470 /* allocate the FIBs in DMAable memory and load them */
1471 if (bus_dmamem_alloc(sc->aac_fib_dmat, (void **)&fm->aac_fibs,
1472 BUS_DMA_NOWAIT, &fm->aac_fibmap)) {
1473 device_printf(sc->aac_dev,
1474 "Not enough contiguous memory available.\n");
1479 /* Ignore errors since this doesn't bounce */
1480 (void)bus_dmamap_load(sc->aac_fib_dmat, fm->aac_fibmap, fm->aac_fibs,
1481 sc->aac_max_fibs_alloc * sc->aac_max_fib_size,
1482 aac_map_command_helper, &fibphys, 0);
1484 /* initialize constant fields in the command structure */
1485 bzero(fm->aac_fibs, sc->aac_max_fibs_alloc * sc->aac_max_fib_size);
1486 for (i = 0; i < sc->aac_max_fibs_alloc; i++) {
1487 cm = sc->aac_commands + sc->total_fibs;
1488 fm->aac_commands = cm;
1490 cm->cm_fib = (struct aac_fib *)
1491 ((u_int8_t *)fm->aac_fibs + i*sc->aac_max_fib_size);
1492 cm->cm_fibphys = fibphys + i*sc->aac_max_fib_size;
1493 cm->cm_index = sc->total_fibs;
1495 if ((error = bus_dmamap_create(sc->aac_buffer_dmat, 0,
1496 &cm->cm_datamap)) != 0)
1498 mtx_lock(&sc->aac_io_lock);
1499 aac_release_command(cm);
1501 mtx_unlock(&sc->aac_io_lock);
1505 mtx_lock(&sc->aac_io_lock);
1506 TAILQ_INSERT_TAIL(&sc->aac_fibmap_tqh, fm, fm_link);
1507 fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "total_fibs= %d\n", sc->total_fibs);
1508 mtx_unlock(&sc->aac_io_lock);
1512 bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
1513 bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
1519 * Free FIBs owned by this adapter.
1522 aac_free_commands(struct aac_softc *sc)
1524 struct aac_fibmap *fm;
1525 struct aac_command *cm;
1528 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1530 while ((fm = TAILQ_FIRST(&sc->aac_fibmap_tqh)) != NULL) {
1532 TAILQ_REMOVE(&sc->aac_fibmap_tqh, fm, fm_link);
1534 * We check against total_fibs to handle partially
1537 for (i = 0; i < sc->aac_max_fibs_alloc && sc->total_fibs--; i++) {
1538 cm = fm->aac_commands + i;
1539 bus_dmamap_destroy(sc->aac_buffer_dmat, cm->cm_datamap);
1541 bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
1542 bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
1548 * Command-mapping helper function - populate this command's s/g table.
1551 aac_map_command_sg(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1553 struct aac_softc *sc;
1554 struct aac_command *cm;
1555 struct aac_fib *fib;
1558 cm = (struct aac_command *)arg;
1561 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1563 /* copy into the FIB */
1564 if (cm->cm_sgtable != NULL) {
1565 if (fib->Header.Command == RawIo) {
1566 struct aac_sg_tableraw *sg;
1567 sg = (struct aac_sg_tableraw *)cm->cm_sgtable;
1569 for (i = 0; i < nseg; i++) {
1570 sg->SgEntryRaw[i].SgAddress = segs[i].ds_addr;
1571 sg->SgEntryRaw[i].SgByteCount = segs[i].ds_len;
1572 sg->SgEntryRaw[i].Next = 0;
1573 sg->SgEntryRaw[i].Prev = 0;
1574 sg->SgEntryRaw[i].Flags = 0;
1576 /* update the FIB size for the s/g count */
1577 fib->Header.Size += nseg*sizeof(struct aac_sg_entryraw);
1578 } else if ((cm->cm_sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1579 struct aac_sg_table *sg;
1580 sg = cm->cm_sgtable;
1582 for (i = 0; i < nseg; i++) {
1583 sg->SgEntry[i].SgAddress = segs[i].ds_addr;
1584 sg->SgEntry[i].SgByteCount = segs[i].ds_len;
1586 /* update the FIB size for the s/g count */
1587 fib->Header.Size += nseg*sizeof(struct aac_sg_entry);
1589 struct aac_sg_table64 *sg;
1590 sg = (struct aac_sg_table64 *)cm->cm_sgtable;
1592 for (i = 0; i < nseg; i++) {
1593 sg->SgEntry64[i].SgAddress = segs[i].ds_addr;
1594 sg->SgEntry64[i].SgByteCount = segs[i].ds_len;
1596 /* update the FIB size for the s/g count */
1597 fib->Header.Size += nseg*sizeof(struct aac_sg_entry64);
1601 /* Fix up the address values in the FIB. Use the command array index
1602 * instead of a pointer since these fields are only 32 bits. Shift
1603 * the SenderFibAddress over to make room for the fast response bit
1604 * and for the AIF bit
1606 cm->cm_fib->Header.SenderFibAddress = (cm->cm_index << 2);
1607 cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1609 /* save a pointer to the command for speedy reverse-lookup */
1610 cm->cm_fib->Header.SenderData = cm->cm_index;
1612 if (cm->cm_flags & AAC_CMD_DATAIN)
1613 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1614 BUS_DMASYNC_PREREAD);
1615 if (cm->cm_flags & AAC_CMD_DATAOUT)
1616 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1617 BUS_DMASYNC_PREWRITE);
1618 cm->cm_flags |= AAC_CMD_MAPPED;
1620 if (sc->flags & AAC_FLAGS_NEW_COMM) {
1621 int count = 10000000L;
1622 while (AAC_SEND_COMMAND(sc, cm) != 0) {
1624 aac_unmap_command(cm);
1625 sc->flags |= AAC_QUEUE_FRZN;
1626 aac_requeue_ready(cm);
1628 DELAY(5); /* wait 5 usec. */
1631 /* Put the FIB on the outbound queue */
1632 if (aac_enqueue_fib(sc, cm->cm_queue, cm) == EBUSY) {
1633 aac_unmap_command(cm);
1634 sc->flags |= AAC_QUEUE_FRZN;
1635 aac_requeue_ready(cm);
1641 * Unmap a command from controller-visible space.
1644 aac_unmap_command(struct aac_command *cm)
1646 struct aac_softc *sc;
1649 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1651 if (!(cm->cm_flags & AAC_CMD_MAPPED))
1654 if (cm->cm_datalen != 0) {
1655 if (cm->cm_flags & AAC_CMD_DATAIN)
1656 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1657 BUS_DMASYNC_POSTREAD);
1658 if (cm->cm_flags & AAC_CMD_DATAOUT)
1659 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1660 BUS_DMASYNC_POSTWRITE);
1662 bus_dmamap_unload(sc->aac_buffer_dmat, cm->cm_datamap);
1664 cm->cm_flags &= ~AAC_CMD_MAPPED;
1668 * Hardware Interface
1672 * Initialize the adapter.
1675 aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1677 struct aac_softc *sc;
1679 sc = (struct aac_softc *)arg;
1680 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1682 sc->aac_common_busaddr = segs[0].ds_addr;
1686 aac_check_firmware(struct aac_softc *sc)
1688 u_int32_t code, major, minor, options = 0, atu_size = 0;
1692 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1694 * Wait for the adapter to come ready.
1698 code = AAC_GET_FWSTATUS(sc);
1699 if (code & AAC_SELF_TEST_FAILED) {
1700 device_printf(sc->aac_dev, "FATAL: selftest failed\n");
1703 if (code & AAC_KERNEL_PANIC) {
1704 device_printf(sc->aac_dev,
1705 "FATAL: controller kernel panic");
1708 if (time_uptime > (then + AAC_BOOT_TIMEOUT)) {
1709 device_printf(sc->aac_dev,
1710 "FATAL: controller not coming ready, "
1711 "status %x\n", code);
1714 } while (!(code & AAC_UP_AND_RUNNING));
1717 * Retrieve the firmware version numbers. Dell PERC2/QC cards with
1718 * firmware version 1.x are not compatible with this driver.
1720 if (sc->flags & AAC_FLAGS_PERC2QC) {
1721 if (aac_sync_command(sc, AAC_MONKER_GETKERNVER, 0, 0, 0, 0,
1723 device_printf(sc->aac_dev,
1724 "Error reading firmware version\n");
1728 /* These numbers are stored as ASCII! */
1729 major = (AAC_GET_MAILBOX(sc, 1) & 0xff) - 0x30;
1730 minor = (AAC_GET_MAILBOX(sc, 2) & 0xff) - 0x30;
1732 device_printf(sc->aac_dev,
1733 "Firmware version %d.%d is not supported.\n",
1740 * Retrieve the capabilities/supported options word so we know what
1741 * work-arounds to enable. Some firmware revs don't support this
1744 if (aac_sync_command(sc, AAC_MONKER_GETINFO, 0, 0, 0, 0, &status)) {
1745 if (status != AAC_SRB_STS_INVALID_REQUEST) {
1746 device_printf(sc->aac_dev,
1747 "RequestAdapterInfo failed\n");
1751 options = AAC_GET_MAILBOX(sc, 1);
1752 atu_size = AAC_GET_MAILBOX(sc, 2);
1753 sc->supported_options = options;
1755 if ((options & AAC_SUPPORTED_4GB_WINDOW) != 0 &&
1756 (sc->flags & AAC_FLAGS_NO4GB) == 0)
1757 sc->flags |= AAC_FLAGS_4GB_WINDOW;
1758 if (options & AAC_SUPPORTED_NONDASD)
1759 sc->flags |= AAC_FLAGS_ENABLE_CAM;
1760 if ((options & AAC_SUPPORTED_SGMAP_HOST64) != 0
1761 && (sizeof(bus_addr_t) > 4)) {
1762 device_printf(sc->aac_dev,
1763 "Enabling 64-bit address support\n");
1764 sc->flags |= AAC_FLAGS_SG_64BIT;
1766 if ((options & AAC_SUPPORTED_NEW_COMM)
1767 && sc->aac_if->aif_send_command)
1768 sc->flags |= AAC_FLAGS_NEW_COMM;
1769 if (options & AAC_SUPPORTED_64BIT_ARRAYSIZE)
1770 sc->flags |= AAC_FLAGS_ARRAY_64BIT;
1773 /* Check for broken hardware that does a lower number of commands */
1774 sc->aac_max_fibs = (sc->flags & AAC_FLAGS_256FIBS ? 256:512);
1776 /* Remap mem. resource, if required */
1777 if ((sc->flags & AAC_FLAGS_NEW_COMM) &&
1778 atu_size > rman_get_size(sc->aac_regs_res1)) {
1779 rid = rman_get_rid(sc->aac_regs_res1);
1780 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY, rid,
1782 sc->aac_regs_res1 = bus_alloc_resource_anywhere(sc->aac_dev,
1783 SYS_RES_MEMORY, &rid, atu_size, RF_ACTIVE);
1784 if (sc->aac_regs_res1 == NULL) {
1785 sc->aac_regs_res1 = bus_alloc_resource_any(
1786 sc->aac_dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
1787 if (sc->aac_regs_res1 == NULL) {
1788 device_printf(sc->aac_dev,
1789 "couldn't allocate register window\n");
1792 sc->flags &= ~AAC_FLAGS_NEW_COMM;
1794 sc->aac_btag1 = rman_get_bustag(sc->aac_regs_res1);
1795 sc->aac_bhandle1 = rman_get_bushandle(sc->aac_regs_res1);
1797 if (sc->aac_hwif == AAC_HWIF_NARK) {
1798 sc->aac_regs_res0 = sc->aac_regs_res1;
1799 sc->aac_btag0 = sc->aac_btag1;
1800 sc->aac_bhandle0 = sc->aac_bhandle1;
1804 /* Read preferred settings */
1805 sc->aac_max_fib_size = sizeof(struct aac_fib);
1806 sc->aac_max_sectors = 128; /* 64KB */
1807 if (sc->flags & AAC_FLAGS_SG_64BIT)
1808 sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
1809 - sizeof(struct aac_blockwrite64))
1810 / sizeof(struct aac_sg_entry64);
1812 sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
1813 - sizeof(struct aac_blockwrite))
1814 / sizeof(struct aac_sg_entry);
1816 if (!aac_sync_command(sc, AAC_MONKER_GETCOMMPREF, 0, 0, 0, 0, NULL)) {
1817 options = AAC_GET_MAILBOX(sc, 1);
1818 sc->aac_max_fib_size = (options & 0xFFFF);
1819 sc->aac_max_sectors = (options >> 16) << 1;
1820 options = AAC_GET_MAILBOX(sc, 2);
1821 sc->aac_sg_tablesize = (options >> 16);
1822 options = AAC_GET_MAILBOX(sc, 3);
1823 sc->aac_max_fibs = (options & 0xFFFF);
1825 if (sc->aac_max_fib_size > PAGE_SIZE)
1826 sc->aac_max_fib_size = PAGE_SIZE;
1827 sc->aac_max_fibs_alloc = PAGE_SIZE / sc->aac_max_fib_size;
1829 if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
1830 sc->flags |= AAC_FLAGS_RAW_IO;
1831 device_printf(sc->aac_dev, "Enable Raw I/O\n");
1833 if ((sc->flags & AAC_FLAGS_RAW_IO) &&
1834 (sc->flags & AAC_FLAGS_ARRAY_64BIT)) {
1835 sc->flags |= AAC_FLAGS_LBA_64BIT;
1836 device_printf(sc->aac_dev, "Enable 64-bit array\n");
1843 aac_init(struct aac_softc *sc)
1845 struct aac_adapter_init *ip;
1849 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1852 * Fill in the init structure. This tells the adapter about the
1853 * physical location of various important shared data structures.
1855 ip = &sc->aac_common->ac_init;
1856 ip->InitStructRevision = AAC_INIT_STRUCT_REVISION;
1857 if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
1858 ip->InitStructRevision = AAC_INIT_STRUCT_REVISION_4;
1859 sc->flags |= AAC_FLAGS_RAW_IO;
1861 ip->MiniPortRevision = AAC_INIT_STRUCT_MINIPORT_REVISION;
1863 ip->AdapterFibsPhysicalAddress = sc->aac_common_busaddr +
1864 offsetof(struct aac_common, ac_fibs);
1865 ip->AdapterFibsVirtualAddress = 0;
1866 ip->AdapterFibsSize = AAC_ADAPTER_FIBS * sizeof(struct aac_fib);
1867 ip->AdapterFibAlign = sizeof(struct aac_fib);
1869 ip->PrintfBufferAddress = sc->aac_common_busaddr +
1870 offsetof(struct aac_common, ac_printf);
1871 ip->PrintfBufferSize = AAC_PRINTF_BUFSIZE;
1874 * The adapter assumes that pages are 4K in size, except on some
1875 * broken firmware versions that do the page->byte conversion twice,
1876 * therefore 'assuming' that this value is in 16MB units (2^24).
1877 * Round up since the granularity is so high.
1879 ip->HostPhysMemPages = ctob(physmem) / AAC_PAGE_SIZE;
1880 if (sc->flags & AAC_FLAGS_BROKEN_MEMMAP) {
1881 ip->HostPhysMemPages =
1882 (ip->HostPhysMemPages + AAC_PAGE_SIZE) / AAC_PAGE_SIZE;
1884 ip->HostElapsedSeconds = time_uptime; /* reset later if invalid */
1887 if (sc->flags & AAC_FLAGS_NEW_COMM) {
1888 ip->InitFlags |= AAC_INITFLAGS_NEW_COMM_SUPPORTED;
1889 device_printf(sc->aac_dev, "New comm. interface enabled\n");
1892 ip->MaxIoCommands = sc->aac_max_fibs;
1893 ip->MaxIoSize = sc->aac_max_sectors << 9;
1894 ip->MaxFibSize = sc->aac_max_fib_size;
1897 * Initialize FIB queues. Note that it appears that the layout of the
1898 * indexes and the segmentation of the entries may be mandated by the
1899 * adapter, which is only told about the base of the queue index fields.
1901 * The initial values of the indices are assumed to inform the adapter
1902 * of the sizes of the respective queues, and theoretically it could
1903 * work out the entire layout of the queue structures from this. We
1904 * take the easy route and just lay this area out like everyone else
1907 * The Linux driver uses a much more complex scheme whereby several
1908 * header records are kept for each queue. We use a couple of generic
1909 * list manipulation functions which 'know' the size of each list by
1910 * virtue of a table.
1912 qoffset = offsetof(struct aac_common, ac_qbuf) + AAC_QUEUE_ALIGN;
1913 qoffset &= ~(AAC_QUEUE_ALIGN - 1);
1915 (struct aac_queue_table *)((uintptr_t)sc->aac_common + qoffset);
1916 ip->CommHeaderAddress = sc->aac_common_busaddr + qoffset;
1918 sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1919 AAC_HOST_NORM_CMD_ENTRIES;
1920 sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1921 AAC_HOST_NORM_CMD_ENTRIES;
1922 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1923 AAC_HOST_HIGH_CMD_ENTRIES;
1924 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1925 AAC_HOST_HIGH_CMD_ENTRIES;
1926 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1927 AAC_ADAP_NORM_CMD_ENTRIES;
1928 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1929 AAC_ADAP_NORM_CMD_ENTRIES;
1930 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1931 AAC_ADAP_HIGH_CMD_ENTRIES;
1932 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1933 AAC_ADAP_HIGH_CMD_ENTRIES;
1934 sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1935 AAC_HOST_NORM_RESP_ENTRIES;
1936 sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1937 AAC_HOST_NORM_RESP_ENTRIES;
1938 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1939 AAC_HOST_HIGH_RESP_ENTRIES;
1940 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1941 AAC_HOST_HIGH_RESP_ENTRIES;
1942 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1943 AAC_ADAP_NORM_RESP_ENTRIES;
1944 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1945 AAC_ADAP_NORM_RESP_ENTRIES;
1946 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1947 AAC_ADAP_HIGH_RESP_ENTRIES;
1948 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1949 AAC_ADAP_HIGH_RESP_ENTRIES;
1950 sc->aac_qentries[AAC_HOST_NORM_CMD_QUEUE] =
1951 &sc->aac_queues->qt_HostNormCmdQueue[0];
1952 sc->aac_qentries[AAC_HOST_HIGH_CMD_QUEUE] =
1953 &sc->aac_queues->qt_HostHighCmdQueue[0];
1954 sc->aac_qentries[AAC_ADAP_NORM_CMD_QUEUE] =
1955 &sc->aac_queues->qt_AdapNormCmdQueue[0];
1956 sc->aac_qentries[AAC_ADAP_HIGH_CMD_QUEUE] =
1957 &sc->aac_queues->qt_AdapHighCmdQueue[0];
1958 sc->aac_qentries[AAC_HOST_NORM_RESP_QUEUE] =
1959 &sc->aac_queues->qt_HostNormRespQueue[0];
1960 sc->aac_qentries[AAC_HOST_HIGH_RESP_QUEUE] =
1961 &sc->aac_queues->qt_HostHighRespQueue[0];
1962 sc->aac_qentries[AAC_ADAP_NORM_RESP_QUEUE] =
1963 &sc->aac_queues->qt_AdapNormRespQueue[0];
1964 sc->aac_qentries[AAC_ADAP_HIGH_RESP_QUEUE] =
1965 &sc->aac_queues->qt_AdapHighRespQueue[0];
1968 * Do controller-type-specific initialisation
1970 switch (sc->aac_hwif) {
1971 case AAC_HWIF_I960RX:
1972 AAC_MEM0_SETREG4(sc, AAC_RX_ODBR, ~0);
1975 AAC_MEM0_SETREG4(sc, AAC_RKT_ODBR, ~0);
1982 * Give the init structure to the controller.
1984 if (aac_sync_command(sc, AAC_MONKER_INITSTRUCT,
1985 sc->aac_common_busaddr +
1986 offsetof(struct aac_common, ac_init), 0, 0, 0,
1988 device_printf(sc->aac_dev,
1989 "error establishing init structure\n");
2000 aac_setup_intr(struct aac_softc *sc)
2003 if (sc->flags & AAC_FLAGS_NEW_COMM) {
2004 if (bus_setup_intr(sc->aac_dev, sc->aac_irq,
2005 INTR_MPSAFE|INTR_TYPE_BIO, NULL,
2006 aac_new_intr, sc, &sc->aac_intr)) {
2007 device_printf(sc->aac_dev, "can't set up interrupt\n");
2011 if (bus_setup_intr(sc->aac_dev, sc->aac_irq,
2012 INTR_TYPE_BIO, aac_filter, NULL,
2013 sc, &sc->aac_intr)) {
2014 device_printf(sc->aac_dev,
2015 "can't set up interrupt filter\n");
2023 * Send a synchronous command to the controller and wait for a result.
2024 * Indicate if the controller completed the command with an error status.
2027 aac_sync_command(struct aac_softc *sc, u_int32_t command,
2028 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3,
2034 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2036 /* populate the mailbox */
2037 AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3);
2039 /* ensure the sync command doorbell flag is cleared */
2040 AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
2042 /* then set it to signal the adapter */
2043 AAC_QNOTIFY(sc, AAC_DB_SYNC_COMMAND);
2045 /* spin waiting for the command to complete */
2048 if (time_uptime > (then + AAC_IMMEDIATE_TIMEOUT)) {
2049 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "timed out");
2052 } while (!(AAC_GET_ISTATUS(sc) & AAC_DB_SYNC_COMMAND));
2054 /* clear the completion flag */
2055 AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
2057 /* get the command status */
2058 status = AAC_GET_MAILBOX(sc, 0);
2062 if (status != AAC_SRB_STS_SUCCESS)
2068 aac_sync_fib(struct aac_softc *sc, u_int32_t command, u_int32_t xferstate,
2069 struct aac_fib *fib, u_int16_t datasize)
2071 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2072 mtx_assert(&sc->aac_io_lock, MA_OWNED);
2074 if (datasize > AAC_FIB_DATASIZE)
2078 * Set up the sync FIB
2080 fib->Header.XferState = AAC_FIBSTATE_HOSTOWNED |
2081 AAC_FIBSTATE_INITIALISED |
2083 fib->Header.XferState |= xferstate;
2084 fib->Header.Command = command;
2085 fib->Header.StructType = AAC_FIBTYPE_TFIB;
2086 fib->Header.Size = sizeof(struct aac_fib_header) + datasize;
2087 fib->Header.SenderSize = sizeof(struct aac_fib);
2088 fib->Header.SenderFibAddress = 0; /* Not needed */
2089 fib->Header.ReceiverFibAddress = sc->aac_common_busaddr +
2090 offsetof(struct aac_common,
2094 * Give the FIB to the controller, wait for a response.
2096 if (aac_sync_command(sc, AAC_MONKER_SYNCFIB,
2097 fib->Header.ReceiverFibAddress, 0, 0, 0, NULL)) {
2098 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "IO error");
2106 * Adapter-space FIB queue manipulation
2108 * Note that the queue implementation here is a little funky; neither the PI or
2109 * CI will ever be zero. This behaviour is a controller feature.
2111 static const struct {
2115 {AAC_HOST_NORM_CMD_ENTRIES, AAC_DB_COMMAND_NOT_FULL},
2116 {AAC_HOST_HIGH_CMD_ENTRIES, 0},
2117 {AAC_ADAP_NORM_CMD_ENTRIES, AAC_DB_COMMAND_READY},
2118 {AAC_ADAP_HIGH_CMD_ENTRIES, 0},
2119 {AAC_HOST_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_NOT_FULL},
2120 {AAC_HOST_HIGH_RESP_ENTRIES, 0},
2121 {AAC_ADAP_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_READY},
2122 {AAC_ADAP_HIGH_RESP_ENTRIES, 0}
2126 * Atomically insert an entry into the nominated queue, returns 0 on success or
2127 * EBUSY if the queue is full.
2129 * Note: it would be more efficient to defer notifying the controller in
2130 * the case where we may be inserting several entries in rapid succession,
2131 * but implementing this usefully may be difficult (it would involve a
2132 * separate queue/notify interface).
2135 aac_enqueue_fib(struct aac_softc *sc, int queue, struct aac_command *cm)
2142 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2144 fib_size = cm->cm_fib->Header.Size;
2145 fib_addr = cm->cm_fib->Header.ReceiverFibAddress;
2147 /* get the producer/consumer indices */
2148 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2149 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2151 /* wrap the queue? */
2152 if (pi >= aac_qinfo[queue].size)
2155 /* check for queue full */
2156 if ((pi + 1) == ci) {
2162 * To avoid a race with its completion interrupt, place this command on
2163 * the busy queue prior to advertising it to the controller.
2165 aac_enqueue_busy(cm);
2167 /* populate queue entry */
2168 (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2169 (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2171 /* update producer index */
2172 sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2174 /* notify the adapter if we know how */
2175 if (aac_qinfo[queue].notify != 0)
2176 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2185 * Atomically remove one entry from the nominated queue, returns 0 on
2186 * success or ENOENT if the queue is empty.
2189 aac_dequeue_fib(struct aac_softc *sc, int queue, u_int32_t *fib_size,
2190 struct aac_fib **fib_addr)
2193 u_int32_t fib_index;
2197 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2199 /* get the producer/consumer indices */
2200 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2201 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2203 /* check for queue empty */
2209 /* wrap the pi so the following test works */
2210 if (pi >= aac_qinfo[queue].size)
2217 /* wrap the queue? */
2218 if (ci >= aac_qinfo[queue].size)
2221 /* fetch the entry */
2222 *fib_size = (sc->aac_qentries[queue] + ci)->aq_fib_size;
2225 case AAC_HOST_NORM_CMD_QUEUE:
2226 case AAC_HOST_HIGH_CMD_QUEUE:
2228 * The aq_fib_addr is only 32 bits wide so it can't be counted
2229 * on to hold an address. For AIF's, the adapter assumes
2230 * that it's giving us an address into the array of AIF fibs.
2231 * Therefore, we have to convert it to an index.
2233 fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr /
2234 sizeof(struct aac_fib);
2235 *fib_addr = &sc->aac_common->ac_fibs[fib_index];
2238 case AAC_HOST_NORM_RESP_QUEUE:
2239 case AAC_HOST_HIGH_RESP_QUEUE:
2241 struct aac_command *cm;
2244 * As above, an index is used instead of an actual address.
2245 * Gotta shift the index to account for the fast response
2246 * bit. No other correction is needed since this value was
2247 * originally provided by the driver via the SenderFibAddress
2250 fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr;
2251 cm = sc->aac_commands + (fib_index >> 2);
2252 *fib_addr = cm->cm_fib;
2255 * Is this a fast response? If it is, update the fib fields in
2256 * local memory since the whole fib isn't DMA'd back up.
2258 if (fib_index & 0x01) {
2259 (*fib_addr)->Header.XferState |= AAC_FIBSTATE_DONEADAP;
2260 *((u_int32_t*)((*fib_addr)->data)) = AAC_ERROR_NORMAL;
2265 panic("Invalid queue in aac_dequeue_fib()");
2269 /* update consumer index */
2270 sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX] = ci + 1;
2272 /* if we have made the queue un-full, notify the adapter */
2273 if (notify && (aac_qinfo[queue].notify != 0))
2274 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2282 * Put our response to an Adapter Initialed Fib on the response queue
2285 aac_enqueue_response(struct aac_softc *sc, int queue, struct aac_fib *fib)
2292 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2294 /* Tell the adapter where the FIB is */
2295 fib_size = fib->Header.Size;
2296 fib_addr = fib->Header.SenderFibAddress;
2297 fib->Header.ReceiverFibAddress = fib_addr;
2299 /* get the producer/consumer indices */
2300 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2301 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2303 /* wrap the queue? */
2304 if (pi >= aac_qinfo[queue].size)
2307 /* check for queue full */
2308 if ((pi + 1) == ci) {
2313 /* populate queue entry */
2314 (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2315 (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2317 /* update producer index */
2318 sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2320 /* notify the adapter if we know how */
2321 if (aac_qinfo[queue].notify != 0)
2322 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2331 * Check for commands that have been outstanding for a suspiciously long time,
2332 * and complain about them.
2335 aac_timeout(struct aac_softc *sc)
2337 struct aac_command *cm;
2342 * Traverse the busy command list, bitch about late commands once
2346 deadline = time_uptime - AAC_CMD_TIMEOUT;
2347 TAILQ_FOREACH(cm, &sc->aac_busy, cm_link) {
2348 if ((cm->cm_timestamp < deadline)
2349 && !(cm->cm_flags & AAC_CMD_TIMEDOUT)) {
2350 cm->cm_flags |= AAC_CMD_TIMEDOUT;
2351 device_printf(sc->aac_dev,
2352 "COMMAND %p (TYPE %d) TIMEOUT AFTER %d SECONDS\n",
2353 cm, cm->cm_fib->Header.Command,
2354 (int)(time_uptime-cm->cm_timestamp));
2355 AAC_PRINT_FIB(sc, cm->cm_fib);
2361 code = AAC_GET_FWSTATUS(sc);
2362 if (code != AAC_UP_AND_RUNNING) {
2363 device_printf(sc->aac_dev, "WARNING! Controller is no "
2364 "longer running! code= 0x%x\n", code);
2370 * Interface Function Vectors
2374 * Read the current firmware status word.
2377 aac_sa_get_fwstatus(struct aac_softc *sc)
2379 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2381 return(AAC_MEM0_GETREG4(sc, AAC_SA_FWSTATUS));
2385 aac_rx_get_fwstatus(struct aac_softc *sc)
2387 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2389 return(AAC_MEM0_GETREG4(sc, sc->flags & AAC_FLAGS_NEW_COMM ?
2390 AAC_RX_OMR0 : AAC_RX_FWSTATUS));
2394 aac_rkt_get_fwstatus(struct aac_softc *sc)
2396 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2398 return(AAC_MEM0_GETREG4(sc, sc->flags & AAC_FLAGS_NEW_COMM ?
2399 AAC_RKT_OMR0 : AAC_RKT_FWSTATUS));
2403 * Notify the controller of a change in a given queue
2407 aac_sa_qnotify(struct aac_softc *sc, int qbit)
2409 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2411 AAC_MEM0_SETREG2(sc, AAC_SA_DOORBELL1_SET, qbit);
2415 aac_rx_qnotify(struct aac_softc *sc, int qbit)
2417 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2419 AAC_MEM0_SETREG4(sc, AAC_RX_IDBR, qbit);
2423 aac_rkt_qnotify(struct aac_softc *sc, int qbit)
2425 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2427 AAC_MEM0_SETREG4(sc, AAC_RKT_IDBR, qbit);
2431 * Get the interrupt reason bits
2434 aac_sa_get_istatus(struct aac_softc *sc)
2436 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2438 return(AAC_MEM0_GETREG2(sc, AAC_SA_DOORBELL0));
2442 aac_rx_get_istatus(struct aac_softc *sc)
2444 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2446 return(AAC_MEM0_GETREG4(sc, AAC_RX_ODBR));
2450 aac_rkt_get_istatus(struct aac_softc *sc)
2452 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2454 return(AAC_MEM0_GETREG4(sc, AAC_RKT_ODBR));
2458 * Clear some interrupt reason bits
2461 aac_sa_clear_istatus(struct aac_softc *sc, int mask)
2463 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2465 AAC_MEM0_SETREG2(sc, AAC_SA_DOORBELL0_CLEAR, mask);
2469 aac_rx_clear_istatus(struct aac_softc *sc, int mask)
2471 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2473 AAC_MEM0_SETREG4(sc, AAC_RX_ODBR, mask);
2477 aac_rkt_clear_istatus(struct aac_softc *sc, int mask)
2479 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2481 AAC_MEM0_SETREG4(sc, AAC_RKT_ODBR, mask);
2485 * Populate the mailbox and set the command word
2488 aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
2489 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2491 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2493 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX, command);
2494 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 4, arg0);
2495 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 8, arg1);
2496 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 12, arg2);
2497 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 16, arg3);
2501 aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
2502 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2504 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2506 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX, command);
2507 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 4, arg0);
2508 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 8, arg1);
2509 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 12, arg2);
2510 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 16, arg3);
2514 aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2515 u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2517 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2519 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX, command);
2520 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 4, arg0);
2521 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 8, arg1);
2522 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 12, arg2);
2523 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 16, arg3);
2527 * Fetch the immediate command status word
2530 aac_sa_get_mailbox(struct aac_softc *sc, int mb)
2532 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2534 return(AAC_MEM1_GETREG4(sc, AAC_SA_MAILBOX + (mb * 4)));
2538 aac_rx_get_mailbox(struct aac_softc *sc, int mb)
2540 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2542 return(AAC_MEM1_GETREG4(sc, AAC_RX_MAILBOX + (mb * 4)));
2546 aac_rkt_get_mailbox(struct aac_softc *sc, int mb)
2548 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2550 return(AAC_MEM1_GETREG4(sc, AAC_RKT_MAILBOX + (mb * 4)));
2554 * Set/clear interrupt masks
2557 aac_sa_set_interrupts(struct aac_softc *sc, int enable)
2559 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2562 AAC_MEM0_SETREG2((sc), AAC_SA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
2564 AAC_MEM0_SETREG2((sc), AAC_SA_MASK0_SET, ~0);
2569 aac_rx_set_interrupts(struct aac_softc *sc, int enable)
2571 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2574 if (sc->flags & AAC_FLAGS_NEW_COMM)
2575 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INT_NEW_COMM);
2577 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
2579 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~0);
2584 aac_rkt_set_interrupts(struct aac_softc *sc, int enable)
2586 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2589 if (sc->flags & AAC_FLAGS_NEW_COMM)
2590 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INT_NEW_COMM);
2592 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INTERRUPTS);
2594 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~0);
2599 * New comm. interface: Send command functions
2602 aac_rx_send_command(struct aac_softc *sc, struct aac_command *cm)
2604 u_int32_t index, device;
2606 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm.)");
2608 index = AAC_MEM0_GETREG4(sc, AAC_RX_IQUE);
2609 if (index == 0xffffffffL)
2610 index = AAC_MEM0_GETREG4(sc, AAC_RX_IQUE);
2611 if (index == 0xffffffffL)
2613 aac_enqueue_busy(cm);
2615 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys & 0xffffffffUL));
2617 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys >> 32));
2619 AAC_MEM1_SETREG4(sc, device, cm->cm_fib->Header.Size);
2620 AAC_MEM0_SETREG4(sc, AAC_RX_IQUE, index);
2625 aac_rkt_send_command(struct aac_softc *sc, struct aac_command *cm)
2627 u_int32_t index, device;
2629 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm.)");
2631 index = AAC_MEM0_GETREG4(sc, AAC_RKT_IQUE);
2632 if (index == 0xffffffffL)
2633 index = AAC_MEM0_GETREG4(sc, AAC_RKT_IQUE);
2634 if (index == 0xffffffffL)
2636 aac_enqueue_busy(cm);
2638 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys & 0xffffffffUL));
2640 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys >> 32));
2642 AAC_MEM1_SETREG4(sc, device, cm->cm_fib->Header.Size);
2643 AAC_MEM0_SETREG4(sc, AAC_RKT_IQUE, index);
2648 * New comm. interface: get, set outbound queue index
2651 aac_rx_get_outb_queue(struct aac_softc *sc)
2653 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2655 return(AAC_MEM0_GETREG4(sc, AAC_RX_OQUE));
2659 aac_rkt_get_outb_queue(struct aac_softc *sc)
2661 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2663 return(AAC_MEM0_GETREG4(sc, AAC_RKT_OQUE));
2667 aac_rx_set_outb_queue(struct aac_softc *sc, int index)
2669 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2671 AAC_MEM0_SETREG4(sc, AAC_RX_OQUE, index);
2675 aac_rkt_set_outb_queue(struct aac_softc *sc, int index)
2677 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2679 AAC_MEM0_SETREG4(sc, AAC_RKT_OQUE, index);
2683 * Debugging and Diagnostics
2687 * Print some information about the controller.
2690 aac_describe_controller(struct aac_softc *sc)
2692 struct aac_fib *fib;
2693 struct aac_adapter_info *info;
2694 char *adapter_type = "Adaptec RAID controller";
2696 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2698 mtx_lock(&sc->aac_io_lock);
2699 aac_alloc_sync_fib(sc, &fib);
2702 if (aac_sync_fib(sc, RequestAdapterInfo, 0, fib, 1)) {
2703 device_printf(sc->aac_dev, "RequestAdapterInfo failed\n");
2704 aac_release_sync_fib(sc);
2705 mtx_unlock(&sc->aac_io_lock);
2709 /* save the kernel revision structure for later use */
2710 info = (struct aac_adapter_info *)&fib->data[0];
2711 sc->aac_revision = info->KernelRevision;
2714 device_printf(sc->aac_dev, "%s %dMHz, %dMB memory "
2715 "(%dMB cache, %dMB execution), %s\n",
2716 aac_describe_code(aac_cpu_variant, info->CpuVariant),
2717 info->ClockSpeed, info->TotalMem / (1024 * 1024),
2718 info->BufferMem / (1024 * 1024),
2719 info->ExecutionMem / (1024 * 1024),
2720 aac_describe_code(aac_battery_platform,
2721 info->batteryPlatform));
2723 device_printf(sc->aac_dev,
2724 "Kernel %d.%d-%d, Build %d, S/N %6X\n",
2725 info->KernelRevision.external.comp.major,
2726 info->KernelRevision.external.comp.minor,
2727 info->KernelRevision.external.comp.dash,
2728 info->KernelRevision.buildNumber,
2729 (u_int32_t)(info->SerialNumber & 0xffffff));
2731 device_printf(sc->aac_dev, "Supported Options=%b\n",
2732 sc->supported_options,
2755 if (sc->supported_options & AAC_SUPPORTED_SUPPLEMENT_ADAPTER_INFO) {
2757 if (aac_sync_fib(sc, RequestSupplementAdapterInfo, 0, fib, 1))
2758 device_printf(sc->aac_dev,
2759 "RequestSupplementAdapterInfo failed\n");
2761 adapter_type = ((struct aac_supplement_adapter_info *)
2762 &fib->data[0])->AdapterTypeText;
2764 device_printf(sc->aac_dev, "%s, aac driver %d.%d.%d-%d\n",
2766 AAC_DRIVER_MAJOR_VERSION, AAC_DRIVER_MINOR_VERSION,
2767 AAC_DRIVER_BUGFIX_LEVEL, AAC_DRIVER_BUILD);
2769 aac_release_sync_fib(sc);
2770 mtx_unlock(&sc->aac_io_lock);
2774 * Look up a text description of a numeric error code and return a pointer to
2778 aac_describe_code(const struct aac_code_lookup *table, u_int32_t code)
2782 for (i = 0; table[i].string != NULL; i++)
2783 if (table[i].code == code)
2784 return(table[i].string);
2785 return(table[i + 1].string);
2789 * Management Interface
2793 aac_open(struct cdev *dev, int flags, int fmt, struct thread *td)
2795 struct aac_softc *sc;
2798 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2799 device_busy(sc->aac_dev);
2800 devfs_set_cdevpriv(sc, aac_cdevpriv_dtor);
2806 aac_ioctl(struct cdev *dev, u_long cmd, caddr_t arg, int flag, struct thread *td)
2808 union aac_statrequest *as;
2809 struct aac_softc *sc;
2812 as = (union aac_statrequest *)arg;
2814 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2818 switch (as->as_item) {
2823 bcopy(&sc->aac_qstat[as->as_item], &as->as_qstat,
2824 sizeof(struct aac_qstat));
2832 case FSACTL_SENDFIB:
2833 case FSACTL_SEND_LARGE_FIB:
2834 arg = *(caddr_t*)arg;
2835 case FSACTL_LNX_SENDFIB:
2836 case FSACTL_LNX_SEND_LARGE_FIB:
2837 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SENDFIB");
2838 error = aac_ioctl_sendfib(sc, arg);
2840 case FSACTL_SEND_RAW_SRB:
2841 arg = *(caddr_t*)arg;
2842 case FSACTL_LNX_SEND_RAW_SRB:
2843 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SEND_RAW_SRB");
2844 error = aac_ioctl_send_raw_srb(sc, arg);
2846 case FSACTL_AIF_THREAD:
2847 case FSACTL_LNX_AIF_THREAD:
2848 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_AIF_THREAD");
2851 case FSACTL_OPEN_GET_ADAPTER_FIB:
2852 arg = *(caddr_t*)arg;
2853 case FSACTL_LNX_OPEN_GET_ADAPTER_FIB:
2854 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_OPEN_GET_ADAPTER_FIB");
2855 error = aac_open_aif(sc, arg);
2857 case FSACTL_GET_NEXT_ADAPTER_FIB:
2858 arg = *(caddr_t*)arg;
2859 case FSACTL_LNX_GET_NEXT_ADAPTER_FIB:
2860 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_NEXT_ADAPTER_FIB");
2861 error = aac_getnext_aif(sc, arg);
2863 case FSACTL_CLOSE_GET_ADAPTER_FIB:
2864 arg = *(caddr_t*)arg;
2865 case FSACTL_LNX_CLOSE_GET_ADAPTER_FIB:
2866 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_CLOSE_GET_ADAPTER_FIB");
2867 error = aac_close_aif(sc, arg);
2869 case FSACTL_MINIPORT_REV_CHECK:
2870 arg = *(caddr_t*)arg;
2871 case FSACTL_LNX_MINIPORT_REV_CHECK:
2872 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_MINIPORT_REV_CHECK");
2873 error = aac_rev_check(sc, arg);
2875 case FSACTL_QUERY_DISK:
2876 arg = *(caddr_t*)arg;
2877 case FSACTL_LNX_QUERY_DISK:
2878 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_QUERY_DISK");
2879 error = aac_query_disk(sc, arg);
2881 case FSACTL_DELETE_DISK:
2882 case FSACTL_LNX_DELETE_DISK:
2884 * We don't trust the underland to tell us when to delete a
2885 * container, rather we rely on an AIF coming from the
2890 case FSACTL_GET_PCI_INFO:
2891 arg = *(caddr_t*)arg;
2892 case FSACTL_LNX_GET_PCI_INFO:
2893 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_PCI_INFO");
2894 error = aac_get_pci_info(sc, arg);
2896 case FSACTL_GET_FEATURES:
2897 arg = *(caddr_t*)arg;
2898 case FSACTL_LNX_GET_FEATURES:
2899 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_FEATURES");
2900 error = aac_supported_features(sc, arg);
2903 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "unsupported cmd 0x%lx\n", cmd);
2911 aac_poll(struct cdev *dev, int poll_events, struct thread *td)
2913 struct aac_softc *sc;
2914 struct aac_fib_context *ctx;
2920 mtx_lock(&sc->aac_aifq_lock);
2921 if ((poll_events & (POLLRDNORM | POLLIN)) != 0) {
2922 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
2923 if (ctx->ctx_idx != sc->aifq_idx || ctx->ctx_wrap) {
2924 revents |= poll_events & (POLLIN | POLLRDNORM);
2929 mtx_unlock(&sc->aac_aifq_lock);
2932 if (poll_events & (POLLIN | POLLRDNORM))
2933 selrecord(td, &sc->rcv_select);
2940 aac_ioctl_event(struct aac_softc *sc, struct aac_event *event, void *arg)
2943 switch (event->ev_type) {
2944 case AAC_EVENT_CMFREE:
2945 mtx_assert(&sc->aac_io_lock, MA_OWNED);
2946 if (aac_alloc_command(sc, (struct aac_command **)arg)) {
2947 aac_add_event(sc, event);
2950 free(event, M_AACBUF);
2959 * Send a FIB supplied from userspace
2962 aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib)
2964 struct aac_command *cm;
2967 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2974 mtx_lock(&sc->aac_io_lock);
2975 if (aac_alloc_command(sc, &cm)) {
2976 struct aac_event *event;
2978 event = malloc(sizeof(struct aac_event), M_AACBUF,
2980 if (event == NULL) {
2982 mtx_unlock(&sc->aac_io_lock);
2985 event->ev_type = AAC_EVENT_CMFREE;
2986 event->ev_callback = aac_ioctl_event;
2987 event->ev_arg = &cm;
2988 aac_add_event(sc, event);
2989 msleep(&cm, &sc->aac_io_lock, 0, "sendfib", 0);
2991 mtx_unlock(&sc->aac_io_lock);
2994 * Fetch the FIB header, then re-copy to get data as well.
2996 if ((error = copyin(ufib, cm->cm_fib,
2997 sizeof(struct aac_fib_header))) != 0)
2999 size = cm->cm_fib->Header.Size + sizeof(struct aac_fib_header);
3000 if (size > sc->aac_max_fib_size) {
3001 device_printf(sc->aac_dev, "incoming FIB oversized (%d > %d)\n",
3002 size, sc->aac_max_fib_size);
3003 size = sc->aac_max_fib_size;
3005 if ((error = copyin(ufib, cm->cm_fib, size)) != 0)
3007 cm->cm_fib->Header.Size = size;
3008 cm->cm_timestamp = time_uptime;
3011 * Pass the FIB to the controller, wait for it to complete.
3013 mtx_lock(&sc->aac_io_lock);
3014 error = aac_wait_command(cm);
3015 mtx_unlock(&sc->aac_io_lock);
3017 device_printf(sc->aac_dev,
3018 "aac_wait_command return %d\n", error);
3023 * Copy the FIB and data back out to the caller.
3025 size = cm->cm_fib->Header.Size;
3026 if (size > sc->aac_max_fib_size) {
3027 device_printf(sc->aac_dev, "outbound FIB oversized (%d > %d)\n",
3028 size, sc->aac_max_fib_size);
3029 size = sc->aac_max_fib_size;
3031 error = copyout(cm->cm_fib, ufib, size);
3035 mtx_lock(&sc->aac_io_lock);
3036 aac_release_command(cm);
3037 mtx_unlock(&sc->aac_io_lock);
3043 * Send a passthrough FIB supplied from userspace
3046 aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
3048 struct aac_command *cm;
3049 struct aac_event *event;
3050 struct aac_fib *fib;
3051 struct aac_srb *srbcmd, *user_srb;
3052 struct aac_sg_entry *sge;
3053 struct aac_sg_entry64 *sge64;
3054 void *srb_sg_address, *ureply;
3055 uint32_t fibsize, srb_sg_bytecount;
3056 int error, transfer_data;
3058 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3063 user_srb = (struct aac_srb *)arg;
3065 mtx_lock(&sc->aac_io_lock);
3066 if (aac_alloc_command(sc, &cm)) {
3067 event = malloc(sizeof(struct aac_event), M_AACBUF,
3069 if (event == NULL) {
3071 mtx_unlock(&sc->aac_io_lock);
3074 event->ev_type = AAC_EVENT_CMFREE;
3075 event->ev_callback = aac_ioctl_event;
3076 event->ev_arg = &cm;
3077 aac_add_event(sc, event);
3078 msleep(cm, &sc->aac_io_lock, 0, "aacraw", 0);
3080 mtx_unlock(&sc->aac_io_lock);
3084 srbcmd = (struct aac_srb *)fib->data;
3085 error = copyin(&user_srb->data_len, &fibsize, sizeof(uint32_t));
3088 if (fibsize > (sc->aac_max_fib_size - sizeof(struct aac_fib_header))) {
3092 error = copyin(user_srb, srbcmd, fibsize);
3095 srbcmd->function = 0;
3096 srbcmd->retry_limit = 0;
3097 if (srbcmd->sg_map.SgCount > 1) {
3102 /* Retrieve correct SG entries. */
3103 if (fibsize == (sizeof(struct aac_srb) +
3104 srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry))) {
3105 struct aac_sg_entry sg;
3107 sge = srbcmd->sg_map.SgEntry;
3110 if ((error = copyin(sge, &sg, sizeof(sg))) != 0)
3113 srb_sg_bytecount = sg.SgByteCount;
3114 srb_sg_address = (void *)(uintptr_t)sg.SgAddress;
3117 else if (fibsize == (sizeof(struct aac_srb) +
3118 srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry64))) {
3119 struct aac_sg_entry64 sg;
3122 sge64 = (struct aac_sg_entry64 *)srbcmd->sg_map.SgEntry;
3124 if ((error = copyin(sge64, &sg, sizeof(sg))) != 0)
3127 srb_sg_bytecount = sg.SgByteCount;
3128 srb_sg_address = (void *)sg.SgAddress;
3129 if (sge64->SgAddress > 0xffffffffull &&
3130 (sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
3140 ureply = (char *)arg + fibsize;
3141 srbcmd->data_len = srb_sg_bytecount;
3142 if (srbcmd->sg_map.SgCount == 1)
3145 cm->cm_sgtable = (struct aac_sg_table *)&srbcmd->sg_map;
3146 if (transfer_data) {
3147 cm->cm_datalen = srb_sg_bytecount;
3148 cm->cm_data = malloc(cm->cm_datalen, M_AACBUF, M_NOWAIT);
3149 if (cm->cm_data == NULL) {
3153 if (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN)
3154 cm->cm_flags |= AAC_CMD_DATAIN;
3155 if (srbcmd->flags & AAC_SRB_FLAGS_DATA_OUT) {
3156 cm->cm_flags |= AAC_CMD_DATAOUT;
3157 error = copyin(srb_sg_address, cm->cm_data,
3164 fib->Header.Size = sizeof(struct aac_fib_header) +
3165 sizeof(struct aac_srb);
3166 fib->Header.XferState =
3167 AAC_FIBSTATE_HOSTOWNED |
3168 AAC_FIBSTATE_INITIALISED |
3169 AAC_FIBSTATE_EMPTY |
3170 AAC_FIBSTATE_FROMHOST |
3171 AAC_FIBSTATE_REXPECTED |
3173 AAC_FIBSTATE_ASYNC |
3174 AAC_FIBSTATE_FAST_RESPONSE;
3175 fib->Header.Command = (sc->flags & AAC_FLAGS_SG_64BIT) != 0 ?
3176 ScsiPortCommandU64 : ScsiPortCommand;
3178 mtx_lock(&sc->aac_io_lock);
3179 aac_wait_command(cm);
3180 mtx_unlock(&sc->aac_io_lock);
3182 if (transfer_data && (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN) != 0) {
3183 error = copyout(cm->cm_data, srb_sg_address, cm->cm_datalen);
3187 error = copyout(fib->data, ureply, sizeof(struct aac_srb_response));
3190 if (cm->cm_data != NULL)
3191 free(cm->cm_data, M_AACBUF);
3192 mtx_lock(&sc->aac_io_lock);
3193 aac_release_command(cm);
3194 mtx_unlock(&sc->aac_io_lock);
3200 * cdevpriv interface private destructor.
3203 aac_cdevpriv_dtor(void *arg)
3205 struct aac_softc *sc;
3208 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3210 device_unbusy(sc->aac_dev);
3215 * Handle an AIF sent to us by the controller; queue it for later reference.
3216 * If the queue fills up, then drop the older entries.
3219 aac_handle_aif(struct aac_softc *sc, struct aac_fib *fib)
3221 struct aac_aif_command *aif;
3222 struct aac_container *co, *co_next;
3223 struct aac_fib_context *ctx;
3224 struct aac_mntinforesp *mir;
3225 int next, current, found;
3226 int count = 0, added = 0, i = 0;
3229 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3231 aif = (struct aac_aif_command*)&fib->data[0];
3232 aac_print_aif(sc, aif);
3234 /* Is it an event that we should care about? */
3235 switch (aif->command) {
3236 case AifCmdEventNotify:
3237 switch (aif->data.EN.type) {
3238 case AifEnAddContainer:
3239 case AifEnDeleteContainer:
3241 * A container was added or deleted, but the message
3242 * doesn't tell us anything else! Re-enumerate the
3243 * containers and sort things out.
3245 aac_alloc_sync_fib(sc, &fib);
3248 * Ask the controller for its containers one at
3250 * XXX What if the controller's list changes
3251 * midway through this enumaration?
3252 * XXX This should be done async.
3254 if ((mir = aac_get_container_info(sc, fib, i)) == NULL)
3257 count = mir->MntRespCount;
3259 * Check the container against our list.
3260 * co->co_found was already set to 0 in a
3263 if ((mir->Status == ST_OK) &&
3264 (mir->MntTable[0].VolType != CT_NONE)) {
3267 &sc->aac_container_tqh,
3269 if (co->co_mntobj.ObjectId ==
3270 mir->MntTable[0].ObjectId) {
3277 * If the container matched, continue
3286 * This is a new container. Do all the
3287 * appropriate things to set it up.
3289 aac_add_container(sc, mir, 1);
3293 } while ((i < count) && (i < AAC_MAX_CONTAINERS));
3294 aac_release_sync_fib(sc);
3297 * Go through our list of containers and see which ones
3298 * were not marked 'found'. Since the controller didn't
3299 * list them they must have been deleted. Do the
3300 * appropriate steps to destroy the device. Also reset
3301 * the co->co_found field.
3303 co = TAILQ_FIRST(&sc->aac_container_tqh);
3304 while (co != NULL) {
3305 if (co->co_found == 0) {
3306 mtx_unlock(&sc->aac_io_lock);
3308 device_delete_child(sc->aac_dev,
3311 mtx_lock(&sc->aac_io_lock);
3312 co_next = TAILQ_NEXT(co, co_link);
3313 mtx_lock(&sc->aac_container_lock);
3314 TAILQ_REMOVE(&sc->aac_container_tqh, co,
3316 mtx_unlock(&sc->aac_container_lock);
3321 co = TAILQ_NEXT(co, co_link);
3325 /* Attach the newly created containers */
3327 mtx_unlock(&sc->aac_io_lock);
3329 bus_generic_attach(sc->aac_dev);
3331 mtx_lock(&sc->aac_io_lock);
3336 case AifEnEnclosureManagement:
3337 switch (aif->data.EN.data.EEE.eventType) {
3338 case AIF_EM_DRIVE_INSERTION:
3339 case AIF_EM_DRIVE_REMOVAL:
3340 channel = aif->data.EN.data.EEE.unitID;
3341 if (sc->cam_rescan_cb != NULL)
3342 sc->cam_rescan_cb(sc,
3343 (channel >> 24) & 0xF,
3344 (channel & 0xFFFF));
3350 case AifEnDeleteJBOD:
3351 channel = aif->data.EN.data.ECE.container;
3352 if (sc->cam_rescan_cb != NULL)
3353 sc->cam_rescan_cb(sc, (channel >> 24) & 0xF,
3354 AAC_CAM_TARGET_WILDCARD);
3365 /* Copy the AIF data to the AIF queue for ioctl retrieval */
3366 mtx_lock(&sc->aac_aifq_lock);
3367 current = sc->aifq_idx;
3368 next = (current + 1) % AAC_AIFQ_LENGTH;
3370 sc->aifq_filled = 1;
3371 bcopy(fib, &sc->aac_aifq[current], sizeof(struct aac_fib));
3372 /* modify AIF contexts */
3373 if (sc->aifq_filled) {
3374 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3375 if (next == ctx->ctx_idx)
3377 else if (current == ctx->ctx_idx && ctx->ctx_wrap)
3378 ctx->ctx_idx = next;
3381 sc->aifq_idx = next;
3382 /* On the off chance that someone is sleeping for an aif... */
3383 if (sc->aac_state & AAC_STATE_AIF_SLEEPER)
3384 wakeup(sc->aac_aifq);
3385 /* Wakeup any poll()ers */
3386 selwakeuppri(&sc->rcv_select, PRIBIO);
3387 mtx_unlock(&sc->aac_aifq_lock);
3391 * Return the Revision of the driver to userspace and check to see if the
3392 * userspace app is possibly compatible. This is extremely bogus since
3393 * our driver doesn't follow Adaptec's versioning system. Cheat by just
3394 * returning what the card reported.
3397 aac_rev_check(struct aac_softc *sc, caddr_t udata)
3399 struct aac_rev_check rev_check;
3400 struct aac_rev_check_resp rev_check_resp;
3403 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3406 * Copyin the revision struct from userspace
3408 if ((error = copyin(udata, (caddr_t)&rev_check,
3409 sizeof(struct aac_rev_check))) != 0) {
3413 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "Userland revision= %d\n",
3414 rev_check.callingRevision.buildNumber);
3417 * Doctor up the response struct.
3419 rev_check_resp.possiblyCompatible = 1;
3420 rev_check_resp.adapterSWRevision.external.comp.major =
3421 AAC_DRIVER_MAJOR_VERSION;
3422 rev_check_resp.adapterSWRevision.external.comp.minor =
3423 AAC_DRIVER_MINOR_VERSION;
3424 rev_check_resp.adapterSWRevision.external.comp.type =
3426 rev_check_resp.adapterSWRevision.external.comp.dash =
3427 AAC_DRIVER_BUGFIX_LEVEL;
3428 rev_check_resp.adapterSWRevision.buildNumber =
3431 return(copyout((caddr_t)&rev_check_resp, udata,
3432 sizeof(struct aac_rev_check_resp)));
3436 * Pass the fib context to the caller
3439 aac_open_aif(struct aac_softc *sc, caddr_t arg)
3441 struct aac_fib_context *fibctx, *ctx;
3444 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3446 fibctx = malloc(sizeof(struct aac_fib_context), M_AACBUF, M_NOWAIT|M_ZERO);
3450 mtx_lock(&sc->aac_aifq_lock);
3451 /* all elements are already 0, add to queue */
3452 if (sc->fibctx == NULL)
3453 sc->fibctx = fibctx;
3455 for (ctx = sc->fibctx; ctx->next; ctx = ctx->next)
3461 /* evaluate unique value */
3462 fibctx->unique = (*(u_int32_t *)&fibctx & 0xffffffff);
3464 while (ctx != fibctx) {
3465 if (ctx->unique == fibctx->unique) {
3472 mtx_unlock(&sc->aac_aifq_lock);
3474 error = copyout(&fibctx->unique, (void *)arg, sizeof(u_int32_t));
3476 aac_close_aif(sc, (caddr_t)ctx);
3481 * Close the caller's fib context
3484 aac_close_aif(struct aac_softc *sc, caddr_t arg)
3486 struct aac_fib_context *ctx;
3488 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3490 mtx_lock(&sc->aac_aifq_lock);
3491 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3492 if (ctx->unique == *(uint32_t *)&arg) {
3493 if (ctx == sc->fibctx)
3496 ctx->prev->next = ctx->next;
3498 ctx->next->prev = ctx->prev;
3503 mtx_unlock(&sc->aac_aifq_lock);
3505 free(ctx, M_AACBUF);
3511 * Pass the caller the next AIF in their queue
3514 aac_getnext_aif(struct aac_softc *sc, caddr_t arg)
3516 struct get_adapter_fib_ioctl agf;
3517 struct aac_fib_context *ctx;
3520 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3522 if ((error = copyin(arg, &agf, sizeof(agf))) == 0) {
3523 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3524 if (agf.AdapterFibContext == ctx->unique)
3530 error = aac_return_aif(sc, ctx, agf.AifFib);
3531 if (error == EAGAIN && agf.Wait) {
3532 fwprintf(sc, HBA_FLAGS_DBG_AIF_B, "aac_getnext_aif(): waiting for AIF");
3533 sc->aac_state |= AAC_STATE_AIF_SLEEPER;
3534 while (error == EAGAIN) {
3535 error = tsleep(sc->aac_aifq, PRIBIO |
3536 PCATCH, "aacaif", 0);
3538 error = aac_return_aif(sc, ctx, agf.AifFib);
3540 sc->aac_state &= ~AAC_STATE_AIF_SLEEPER;
3547 * Hand the next AIF off the top of the queue out to userspace.
3550 aac_return_aif(struct aac_softc *sc, struct aac_fib_context *ctx, caddr_t uptr)
3554 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3556 mtx_lock(&sc->aac_aifq_lock);
3557 current = ctx->ctx_idx;
3558 if (current == sc->aifq_idx && !ctx->ctx_wrap) {
3560 mtx_unlock(&sc->aac_aifq_lock);
3564 copyout(&sc->aac_aifq[current], (void *)uptr, sizeof(struct aac_fib));
3566 device_printf(sc->aac_dev,
3567 "aac_return_aif: copyout returned %d\n", error);
3570 ctx->ctx_idx = (current + 1) % AAC_AIFQ_LENGTH;
3572 mtx_unlock(&sc->aac_aifq_lock);
3577 aac_get_pci_info(struct aac_softc *sc, caddr_t uptr)
3579 struct aac_pci_info {
3585 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3587 pciinf.bus = pci_get_bus(sc->aac_dev);
3588 pciinf.slot = pci_get_slot(sc->aac_dev);
3590 error = copyout((caddr_t)&pciinf, uptr,
3591 sizeof(struct aac_pci_info));
3597 aac_supported_features(struct aac_softc *sc, caddr_t uptr)
3599 struct aac_features f;
3602 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3604 if ((error = copyin(uptr, &f, sizeof (f))) != 0)
3608 * When the management driver receives FSACTL_GET_FEATURES ioctl with
3609 * ALL zero in the featuresState, the driver will return the current
3610 * state of all the supported features, the data field will not be
3612 * When the management driver receives FSACTL_GET_FEATURES ioctl with
3613 * a specific bit set in the featuresState, the driver will return the
3614 * current state of this specific feature and whatever data that are
3615 * associated with the feature in the data field or perform whatever
3616 * action needed indicates in the data field.
3618 if (f.feat.fValue == 0) {
3619 f.feat.fBits.largeLBA =
3620 (sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
3621 /* TODO: In the future, add other features state here as well */
3623 if (f.feat.fBits.largeLBA)
3624 f.feat.fBits.largeLBA =
3625 (sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
3626 /* TODO: Add other features state and data in the future */
3629 error = copyout(&f, uptr, sizeof (f));
3634 * Give the userland some information about the container. The AAC arch
3635 * expects the driver to be a SCSI passthrough type driver, so it expects
3636 * the containers to have b:t:l numbers. Fake it.
3639 aac_query_disk(struct aac_softc *sc, caddr_t uptr)
3641 struct aac_query_disk query_disk;
3642 struct aac_container *co;
3643 struct aac_disk *disk;
3646 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3650 error = copyin(uptr, (caddr_t)&query_disk,
3651 sizeof(struct aac_query_disk));
3655 id = query_disk.ContainerNumber;
3659 mtx_lock(&sc->aac_container_lock);
3660 TAILQ_FOREACH(co, &sc->aac_container_tqh, co_link) {
3661 if (co->co_mntobj.ObjectId == id)
3666 query_disk.Valid = 0;
3667 query_disk.Locked = 0;
3668 query_disk.Deleted = 1; /* XXX is this right? */
3670 disk = device_get_softc(co->co_disk);
3671 query_disk.Valid = 1;
3673 (disk->ad_flags & AAC_DISK_OPEN) ? 1 : 0;
3674 query_disk.Deleted = 0;
3675 query_disk.Bus = device_get_unit(sc->aac_dev);
3676 query_disk.Target = disk->unit;
3678 query_disk.UnMapped = 0;
3679 sprintf(&query_disk.diskDeviceName[0], "%s%d",
3680 disk->ad_disk->d_name, disk->ad_disk->d_unit);
3682 mtx_unlock(&sc->aac_container_lock);
3684 error = copyout((caddr_t)&query_disk, uptr,
3685 sizeof(struct aac_query_disk));
3691 aac_get_bus_info(struct aac_softc *sc)
3693 struct aac_fib *fib;
3694 struct aac_ctcfg *c_cmd;
3695 struct aac_ctcfg_resp *c_resp;
3696 struct aac_vmioctl *vmi;
3697 struct aac_vmi_businf_resp *vmi_resp;
3698 struct aac_getbusinf businfo;
3699 struct aac_sim *caminf;
3701 int i, found, error;
3703 mtx_lock(&sc->aac_io_lock);
3704 aac_alloc_sync_fib(sc, &fib);
3705 c_cmd = (struct aac_ctcfg *)&fib->data[0];
3706 bzero(c_cmd, sizeof(struct aac_ctcfg));
3708 c_cmd->Command = VM_ContainerConfig;
3709 c_cmd->cmd = CT_GET_SCSI_METHOD;
3712 error = aac_sync_fib(sc, ContainerCommand, 0, fib,
3713 sizeof(struct aac_ctcfg));
3715 device_printf(sc->aac_dev, "Error %d sending "
3716 "VM_ContainerConfig command\n", error);
3717 aac_release_sync_fib(sc);
3718 mtx_unlock(&sc->aac_io_lock);
3722 c_resp = (struct aac_ctcfg_resp *)&fib->data[0];
3723 if (c_resp->Status != ST_OK) {
3724 device_printf(sc->aac_dev, "VM_ContainerConfig returned 0x%x\n",
3726 aac_release_sync_fib(sc);
3727 mtx_unlock(&sc->aac_io_lock);
3731 sc->scsi_method_id = c_resp->param;
3733 vmi = (struct aac_vmioctl *)&fib->data[0];
3734 bzero(vmi, sizeof(struct aac_vmioctl));
3736 vmi->Command = VM_Ioctl;
3737 vmi->ObjType = FT_DRIVE;
3738 vmi->MethId = sc->scsi_method_id;
3740 vmi->IoctlCmd = GetBusInfo;
3742 error = aac_sync_fib(sc, ContainerCommand, 0, fib,
3743 sizeof(struct aac_vmi_businf_resp));
3745 device_printf(sc->aac_dev, "Error %d sending VMIoctl command\n",
3747 aac_release_sync_fib(sc);
3748 mtx_unlock(&sc->aac_io_lock);
3752 vmi_resp = (struct aac_vmi_businf_resp *)&fib->data[0];
3753 if (vmi_resp->Status != ST_OK) {
3754 device_printf(sc->aac_dev, "VM_Ioctl returned %d\n",
3756 aac_release_sync_fib(sc);
3757 mtx_unlock(&sc->aac_io_lock);
3761 bcopy(&vmi_resp->BusInf, &businfo, sizeof(struct aac_getbusinf));
3762 aac_release_sync_fib(sc);
3763 mtx_unlock(&sc->aac_io_lock);
3766 for (i = 0; i < businfo.BusCount; i++) {
3767 if (businfo.BusValid[i] != AAC_BUS_VALID)
3770 caminf = (struct aac_sim *)malloc( sizeof(struct aac_sim),
3771 M_AACBUF, M_NOWAIT | M_ZERO);
3772 if (caminf == NULL) {
3773 device_printf(sc->aac_dev,
3774 "No memory to add passthrough bus %d\n", i);
3778 child = device_add_child(sc->aac_dev, "aacp", -1);
3779 if (child == NULL) {
3780 device_printf(sc->aac_dev,
3781 "device_add_child failed for passthrough bus %d\n",
3783 free(caminf, M_AACBUF);
3787 caminf->TargetsPerBus = businfo.TargetsPerBus;
3788 caminf->BusNumber = i;
3789 caminf->InitiatorBusId = businfo.InitiatorBusId[i];
3790 caminf->aac_sc = sc;
3791 caminf->sim_dev = child;
3793 device_set_ivars(child, caminf);
3794 device_set_desc(child, "SCSI Passthrough Bus");
3795 TAILQ_INSERT_TAIL(&sc->aac_sim_tqh, caminf, sim_link);
3801 bus_generic_attach(sc->aac_dev);