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 <sys/bus_dma.h>
59 #include <machine/resource.h>
61 #include <dev/pci/pcireg.h>
62 #include <dev/pci/pcivar.h>
64 #include <dev/aac/aacreg.h>
65 #include <sys/aac_ioctl.h>
66 #include <dev/aac/aacvar.h>
67 #include <dev/aac/aac_tables.h>
69 static void aac_startup(void *arg);
70 static void aac_add_container(struct aac_softc *sc,
71 struct aac_mntinforesp *mir, int f);
72 static void aac_get_bus_info(struct aac_softc *sc);
73 static void aac_daemon(void *arg);
75 /* Command Processing */
76 static void aac_timeout(struct aac_softc *sc);
77 static void aac_complete(void *context, int pending);
78 static int aac_bio_command(struct aac_softc *sc, struct aac_command **cmp);
79 static void aac_bio_complete(struct aac_command *cm);
80 static int aac_wait_command(struct aac_command *cm);
81 static void aac_command_thread(struct aac_softc *sc);
83 /* Command Buffer Management */
84 static void aac_map_command_sg(void *arg, bus_dma_segment_t *segs,
86 static void aac_map_command_helper(void *arg, bus_dma_segment_t *segs,
88 static int aac_alloc_commands(struct aac_softc *sc);
89 static void aac_free_commands(struct aac_softc *sc);
90 static void aac_unmap_command(struct aac_command *cm);
92 /* Hardware Interface */
93 static int aac_alloc(struct aac_softc *sc);
94 static void aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg,
96 static int aac_check_firmware(struct aac_softc *sc);
97 static int aac_init(struct aac_softc *sc);
98 static int aac_sync_command(struct aac_softc *sc, u_int32_t command,
99 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
100 u_int32_t arg3, u_int32_t *sp);
101 static int aac_setup_intr(struct aac_softc *sc);
102 static int aac_enqueue_fib(struct aac_softc *sc, int queue,
103 struct aac_command *cm);
104 static int aac_dequeue_fib(struct aac_softc *sc, int queue,
105 u_int32_t *fib_size, struct aac_fib **fib_addr);
106 static int aac_enqueue_response(struct aac_softc *sc, int queue,
107 struct aac_fib *fib);
109 /* StrongARM interface */
110 static int aac_sa_get_fwstatus(struct aac_softc *sc);
111 static void aac_sa_qnotify(struct aac_softc *sc, int qbit);
112 static int aac_sa_get_istatus(struct aac_softc *sc);
113 static void aac_sa_clear_istatus(struct aac_softc *sc, int mask);
114 static void aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
115 u_int32_t arg0, u_int32_t arg1,
116 u_int32_t arg2, u_int32_t arg3);
117 static int aac_sa_get_mailbox(struct aac_softc *sc, int mb);
118 static void aac_sa_set_interrupts(struct aac_softc *sc, int enable);
120 const struct aac_interface aac_sa_interface = {
124 aac_sa_clear_istatus,
127 aac_sa_set_interrupts,
131 /* i960Rx interface */
132 static int aac_rx_get_fwstatus(struct aac_softc *sc);
133 static void aac_rx_qnotify(struct aac_softc *sc, int qbit);
134 static int aac_rx_get_istatus(struct aac_softc *sc);
135 static void aac_rx_clear_istatus(struct aac_softc *sc, int mask);
136 static void aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
137 u_int32_t arg0, u_int32_t arg1,
138 u_int32_t arg2, u_int32_t arg3);
139 static int aac_rx_get_mailbox(struct aac_softc *sc, int mb);
140 static void aac_rx_set_interrupts(struct aac_softc *sc, int enable);
141 static int aac_rx_send_command(struct aac_softc *sc, struct aac_command *cm);
142 static int aac_rx_get_outb_queue(struct aac_softc *sc);
143 static void aac_rx_set_outb_queue(struct aac_softc *sc, int index);
145 const struct aac_interface aac_rx_interface = {
149 aac_rx_clear_istatus,
152 aac_rx_set_interrupts,
154 aac_rx_get_outb_queue,
155 aac_rx_set_outb_queue
158 /* Rocket/MIPS interface */
159 static int aac_rkt_get_fwstatus(struct aac_softc *sc);
160 static void aac_rkt_qnotify(struct aac_softc *sc, int qbit);
161 static int aac_rkt_get_istatus(struct aac_softc *sc);
162 static void aac_rkt_clear_istatus(struct aac_softc *sc, int mask);
163 static void aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command,
164 u_int32_t arg0, u_int32_t arg1,
165 u_int32_t arg2, u_int32_t arg3);
166 static int aac_rkt_get_mailbox(struct aac_softc *sc, int mb);
167 static void aac_rkt_set_interrupts(struct aac_softc *sc, int enable);
168 static int aac_rkt_send_command(struct aac_softc *sc, struct aac_command *cm);
169 static int aac_rkt_get_outb_queue(struct aac_softc *sc);
170 static void aac_rkt_set_outb_queue(struct aac_softc *sc, int index);
172 const struct aac_interface aac_rkt_interface = {
173 aac_rkt_get_fwstatus,
176 aac_rkt_clear_istatus,
179 aac_rkt_set_interrupts,
180 aac_rkt_send_command,
181 aac_rkt_get_outb_queue,
182 aac_rkt_set_outb_queue
185 /* Debugging and Diagnostics */
186 static void aac_describe_controller(struct aac_softc *sc);
187 static const char *aac_describe_code(const struct aac_code_lookup *table,
190 /* Management Interface */
191 static d_open_t aac_open;
192 static d_ioctl_t aac_ioctl;
193 static d_poll_t aac_poll;
194 static void aac_cdevpriv_dtor(void *arg);
195 static int aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib);
196 static int aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg);
197 static void aac_handle_aif(struct aac_softc *sc,
198 struct aac_fib *fib);
199 static int aac_rev_check(struct aac_softc *sc, caddr_t udata);
200 static int aac_open_aif(struct aac_softc *sc, caddr_t arg);
201 static int aac_close_aif(struct aac_softc *sc, caddr_t arg);
202 static int aac_getnext_aif(struct aac_softc *sc, caddr_t arg);
203 static int aac_return_aif(struct aac_softc *sc,
204 struct aac_fib_context *ctx, caddr_t uptr);
205 static int aac_query_disk(struct aac_softc *sc, caddr_t uptr);
206 static int aac_get_pci_info(struct aac_softc *sc, caddr_t uptr);
207 static int aac_supported_features(struct aac_softc *sc, caddr_t uptr);
208 static void aac_ioctl_event(struct aac_softc *sc,
209 struct aac_event *event, void *arg);
210 static struct aac_mntinforesp *
211 aac_get_container_info(struct aac_softc *sc, struct aac_fib *fib, int cid);
213 static struct cdevsw aac_cdevsw = {
214 .d_version = D_VERSION,
215 .d_flags = D_NEEDGIANT,
217 .d_ioctl = aac_ioctl,
222 static MALLOC_DEFINE(M_AACBUF, "aacbuf", "Buffers for the AAC driver");
225 SYSCTL_NODE(_hw, OID_AUTO, aac, CTLFLAG_RD, 0, "AAC driver parameters");
232 * Initialize the controller and softc
235 aac_attach(struct aac_softc *sc)
239 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
242 * Initialize per-controller queues.
250 * Initialize command-completion task.
252 TASK_INIT(&sc->aac_task_complete, 0, aac_complete, sc);
254 /* mark controller as suspended until we get ourselves organised */
255 sc->aac_state |= AAC_STATE_SUSPEND;
258 * Check that the firmware on the card is supported.
260 if ((error = aac_check_firmware(sc)) != 0)
266 mtx_init(&sc->aac_aifq_lock, "AAC AIF lock", NULL, MTX_DEF);
267 mtx_init(&sc->aac_io_lock, "AAC I/O lock", NULL, MTX_DEF);
268 mtx_init(&sc->aac_container_lock, "AAC container lock", NULL, MTX_DEF);
269 TAILQ_INIT(&sc->aac_container_tqh);
270 TAILQ_INIT(&sc->aac_ev_cmfree);
272 /* Initialize the clock daemon callout. */
273 callout_init_mtx(&sc->aac_daemontime, &sc->aac_io_lock, 0);
276 * Initialize the adapter.
278 if ((error = aac_alloc(sc)) != 0)
280 if ((error = aac_init(sc)) != 0)
284 * Allocate and connect our interrupt.
286 if ((error = aac_setup_intr(sc)) != 0)
290 * Print a little information about the controller.
292 aac_describe_controller(sc);
297 SYSCTL_ADD_INT(device_get_sysctl_ctx(sc->aac_dev),
298 SYSCTL_CHILDREN(device_get_sysctl_tree(sc->aac_dev)),
299 OID_AUTO, "firmware_build", CTLFLAG_RD,
300 &sc->aac_revision.buildNumber, 0,
301 "firmware build number");
304 * Register to probe our containers later.
306 sc->aac_ich.ich_func = aac_startup;
307 sc->aac_ich.ich_arg = sc;
308 if (config_intrhook_establish(&sc->aac_ich) != 0) {
309 device_printf(sc->aac_dev,
310 "can't establish configuration hook\n");
315 * Make the control device.
317 unit = device_get_unit(sc->aac_dev);
318 sc->aac_dev_t = make_dev(&aac_cdevsw, unit, UID_ROOT, GID_OPERATOR,
319 0640, "aac%d", unit);
320 (void)make_dev_alias(sc->aac_dev_t, "afa%d", unit);
321 (void)make_dev_alias(sc->aac_dev_t, "hpn%d", unit);
322 sc->aac_dev_t->si_drv1 = sc;
324 /* Create the AIF thread */
325 if (kproc_create((void(*)(void *))aac_command_thread, sc,
326 &sc->aifthread, 0, 0, "aac%daif", unit))
327 panic("Could not create AIF thread");
329 /* Register the shutdown method to only be called post-dump */
330 if ((sc->eh = EVENTHANDLER_REGISTER(shutdown_final, aac_shutdown,
331 sc->aac_dev, SHUTDOWN_PRI_DEFAULT)) == NULL)
332 device_printf(sc->aac_dev,
333 "shutdown event registration failed\n");
335 /* Register with CAM for the non-DASD devices */
336 if ((sc->flags & AAC_FLAGS_ENABLE_CAM) != 0) {
337 TAILQ_INIT(&sc->aac_sim_tqh);
338 aac_get_bus_info(sc);
341 mtx_lock(&sc->aac_io_lock);
342 callout_reset(&sc->aac_daemontime, 60 * hz, aac_daemon, sc);
343 mtx_unlock(&sc->aac_io_lock);
349 aac_daemon(void *arg)
352 struct aac_softc *sc;
356 mtx_assert(&sc->aac_io_lock, MA_OWNED);
358 if (callout_pending(&sc->aac_daemontime) ||
359 callout_active(&sc->aac_daemontime) == 0)
362 aac_alloc_sync_fib(sc, &fib);
363 *(uint32_t *)fib->data = tv.tv_sec;
364 aac_sync_fib(sc, SendHostTime, 0, fib, sizeof(uint32_t));
365 aac_release_sync_fib(sc);
366 callout_schedule(&sc->aac_daemontime, 30 * 60 * hz);
370 aac_add_event(struct aac_softc *sc, struct aac_event *event)
373 switch (event->ev_type & AAC_EVENT_MASK) {
374 case AAC_EVENT_CMFREE:
375 TAILQ_INSERT_TAIL(&sc->aac_ev_cmfree, event, ev_links);
378 device_printf(sc->aac_dev, "aac_add event: unknown event %d\n",
385 * Request information of container #cid
387 static struct aac_mntinforesp *
388 aac_get_container_info(struct aac_softc *sc, struct aac_fib *fib, int cid)
390 struct aac_mntinfo *mi;
392 mi = (struct aac_mntinfo *)&fib->data[0];
393 /* use 64-bit LBA if enabled */
394 mi->Command = (sc->flags & AAC_FLAGS_LBA_64BIT) ?
395 VM_NameServe64 : VM_NameServe;
396 mi->MntType = FT_FILESYS;
399 if (aac_sync_fib(sc, ContainerCommand, 0, fib,
400 sizeof(struct aac_mntinfo))) {
401 device_printf(sc->aac_dev, "Error probing container %d\n", cid);
405 return ((struct aac_mntinforesp *)&fib->data[0]);
409 * Probe for containers, create disks.
412 aac_startup(void *arg)
414 struct aac_softc *sc;
416 struct aac_mntinforesp *mir;
417 int count = 0, i = 0;
419 sc = (struct aac_softc *)arg;
420 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
422 /* disconnect ourselves from the intrhook chain */
423 config_intrhook_disestablish(&sc->aac_ich);
425 mtx_lock(&sc->aac_io_lock);
426 aac_alloc_sync_fib(sc, &fib);
428 /* loop over possible containers */
430 if ((mir = aac_get_container_info(sc, fib, i)) == NULL)
433 count = mir->MntRespCount;
434 aac_add_container(sc, mir, 0);
436 } while ((i < count) && (i < AAC_MAX_CONTAINERS));
438 aac_release_sync_fib(sc);
439 mtx_unlock(&sc->aac_io_lock);
441 /* poke the bus to actually attach the child devices */
442 if (bus_generic_attach(sc->aac_dev))
443 device_printf(sc->aac_dev, "bus_generic_attach failed\n");
445 /* mark the controller up */
446 sc->aac_state &= ~AAC_STATE_SUSPEND;
448 /* enable interrupts now */
449 AAC_UNMASK_INTERRUPTS(sc);
453 * Create a device to represent a new container
456 aac_add_container(struct aac_softc *sc, struct aac_mntinforesp *mir, int f)
458 struct aac_container *co;
462 * Check container volume type for validity. Note that many of
463 * the possible types may never show up.
465 if ((mir->Status == ST_OK) && (mir->MntTable[0].VolType != CT_NONE)) {
466 co = (struct aac_container *)malloc(sizeof *co, M_AACBUF,
469 panic("Out of memory?!");
470 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "id %x name '%.16s' size %u type %d",
471 mir->MntTable[0].ObjectId,
472 mir->MntTable[0].FileSystemName,
473 mir->MntTable[0].Capacity, mir->MntTable[0].VolType);
475 if ((child = device_add_child(sc->aac_dev, "aacd", -1)) == NULL)
476 device_printf(sc->aac_dev, "device_add_child failed\n");
478 device_set_ivars(child, co);
479 device_set_desc(child, aac_describe_code(aac_container_types,
480 mir->MntTable[0].VolType));
483 bcopy(&mir->MntTable[0], &co->co_mntobj,
484 sizeof(struct aac_mntobj));
485 mtx_lock(&sc->aac_container_lock);
486 TAILQ_INSERT_TAIL(&sc->aac_container_tqh, co, co_link);
487 mtx_unlock(&sc->aac_container_lock);
492 * Allocate resources associated with (sc)
495 aac_alloc(struct aac_softc *sc)
498 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
501 * Create DMA tag for mapping buffers into controller-addressable space.
503 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
504 1, 0, /* algnmnt, boundary */
505 (sc->flags & AAC_FLAGS_SG_64BIT) ?
507 BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
508 BUS_SPACE_MAXADDR, /* highaddr */
509 NULL, NULL, /* filter, filterarg */
510 sc->aac_max_sectors << 9, /* maxsize */
511 sc->aac_sg_tablesize, /* nsegments */
512 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
513 BUS_DMA_ALLOCNOW, /* flags */
514 busdma_lock_mutex, /* lockfunc */
515 &sc->aac_io_lock, /* lockfuncarg */
516 &sc->aac_buffer_dmat)) {
517 device_printf(sc->aac_dev, "can't allocate buffer DMA tag\n");
522 * Create DMA tag for mapping FIBs into controller-addressable space..
524 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
525 1, 0, /* algnmnt, boundary */
526 (sc->flags & AAC_FLAGS_4GB_WINDOW) ?
527 BUS_SPACE_MAXADDR_32BIT :
528 0x7fffffff, /* lowaddr */
529 BUS_SPACE_MAXADDR, /* highaddr */
530 NULL, NULL, /* filter, filterarg */
531 sc->aac_max_fibs_alloc *
532 sc->aac_max_fib_size, /* maxsize */
534 sc->aac_max_fibs_alloc *
535 sc->aac_max_fib_size, /* maxsize */
537 NULL, NULL, /* No locking needed */
538 &sc->aac_fib_dmat)) {
539 device_printf(sc->aac_dev, "can't allocate FIB DMA tag\n");
544 * Create DMA tag for the common structure and allocate it.
546 if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
547 1, 0, /* algnmnt, boundary */
548 (sc->flags & AAC_FLAGS_4GB_WINDOW) ?
549 BUS_SPACE_MAXADDR_32BIT :
550 0x7fffffff, /* lowaddr */
551 BUS_SPACE_MAXADDR, /* highaddr */
552 NULL, NULL, /* filter, filterarg */
553 8192 + sizeof(struct aac_common), /* maxsize */
555 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
557 NULL, NULL, /* No locking needed */
558 &sc->aac_common_dmat)) {
559 device_printf(sc->aac_dev,
560 "can't allocate common structure DMA tag\n");
563 if (bus_dmamem_alloc(sc->aac_common_dmat, (void **)&sc->aac_common,
564 BUS_DMA_NOWAIT, &sc->aac_common_dmamap)) {
565 device_printf(sc->aac_dev, "can't allocate common structure\n");
570 * Work around a bug in the 2120 and 2200 that cannot DMA commands
571 * below address 8192 in physical memory.
572 * XXX If the padding is not needed, can it be put to use instead
575 (void)bus_dmamap_load(sc->aac_common_dmat, sc->aac_common_dmamap,
576 sc->aac_common, 8192 + sizeof(*sc->aac_common),
577 aac_common_map, sc, 0);
579 if (sc->aac_common_busaddr < 8192) {
580 sc->aac_common = (struct aac_common *)
581 ((uint8_t *)sc->aac_common + 8192);
582 sc->aac_common_busaddr += 8192;
584 bzero(sc->aac_common, sizeof(*sc->aac_common));
586 /* Allocate some FIBs and associated command structs */
587 TAILQ_INIT(&sc->aac_fibmap_tqh);
588 sc->aac_commands = malloc(sc->aac_max_fibs * sizeof(struct aac_command),
589 M_AACBUF, M_WAITOK|M_ZERO);
590 while (sc->total_fibs < sc->aac_max_fibs) {
591 if (aac_alloc_commands(sc) != 0)
594 if (sc->total_fibs == 0)
601 * Free all of the resources associated with (sc)
603 * Should not be called if the controller is active.
606 aac_free(struct aac_softc *sc)
609 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
611 /* remove the control device */
612 if (sc->aac_dev_t != NULL)
613 destroy_dev(sc->aac_dev_t);
615 /* throw away any FIB buffers, discard the FIB DMA tag */
616 aac_free_commands(sc);
617 if (sc->aac_fib_dmat)
618 bus_dma_tag_destroy(sc->aac_fib_dmat);
620 free(sc->aac_commands, M_AACBUF);
622 /* destroy the common area */
623 if (sc->aac_common) {
624 bus_dmamap_unload(sc->aac_common_dmat, sc->aac_common_dmamap);
625 bus_dmamem_free(sc->aac_common_dmat, sc->aac_common,
626 sc->aac_common_dmamap);
628 if (sc->aac_common_dmat)
629 bus_dma_tag_destroy(sc->aac_common_dmat);
631 /* disconnect the interrupt handler */
633 bus_teardown_intr(sc->aac_dev, sc->aac_irq, sc->aac_intr);
634 if (sc->aac_irq != NULL) {
635 bus_release_resource(sc->aac_dev, SYS_RES_IRQ,
636 rman_get_rid(sc->aac_irq), sc->aac_irq);
637 pci_release_msi(sc->aac_dev);
640 /* destroy data-transfer DMA tag */
641 if (sc->aac_buffer_dmat)
642 bus_dma_tag_destroy(sc->aac_buffer_dmat);
644 /* destroy the parent DMA tag */
645 if (sc->aac_parent_dmat)
646 bus_dma_tag_destroy(sc->aac_parent_dmat);
648 /* release the register window mapping */
649 if (sc->aac_regs_res0 != NULL)
650 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
651 rman_get_rid(sc->aac_regs_res0), sc->aac_regs_res0);
652 if (sc->aac_hwif == AAC_HWIF_NARK && sc->aac_regs_res1 != NULL)
653 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
654 rman_get_rid(sc->aac_regs_res1), sc->aac_regs_res1);
658 * Disconnect from the controller completely, in preparation for unload.
661 aac_detach(device_t dev)
663 struct aac_softc *sc;
664 struct aac_container *co;
668 sc = device_get_softc(dev);
669 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
671 callout_drain(&sc->aac_daemontime);
673 mtx_lock(&sc->aac_io_lock);
674 while (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
675 sc->aifflags |= AAC_AIFFLAGS_EXIT;
676 wakeup(sc->aifthread);
677 msleep(sc->aac_dev, &sc->aac_io_lock, PUSER, "aacdch", 0);
679 mtx_unlock(&sc->aac_io_lock);
680 KASSERT((sc->aifflags & AAC_AIFFLAGS_RUNNING) == 0,
681 ("%s: invalid detach state", __func__));
683 /* Remove the child containers */
684 while ((co = TAILQ_FIRST(&sc->aac_container_tqh)) != NULL) {
685 error = device_delete_child(dev, co->co_disk);
688 TAILQ_REMOVE(&sc->aac_container_tqh, co, co_link);
692 /* Remove the CAM SIMs */
693 while ((sim = TAILQ_FIRST(&sc->aac_sim_tqh)) != NULL) {
694 TAILQ_REMOVE(&sc->aac_sim_tqh, sim, sim_link);
695 error = device_delete_child(dev, sim->sim_dev);
701 if ((error = aac_shutdown(dev)))
704 EVENTHANDLER_DEREGISTER(shutdown_final, sc->eh);
708 mtx_destroy(&sc->aac_aifq_lock);
709 mtx_destroy(&sc->aac_io_lock);
710 mtx_destroy(&sc->aac_container_lock);
716 * Bring the controller down to a dormant state and detach all child devices.
718 * This function is called before detach or system shutdown.
720 * Note that we can assume that the bioq on the controller is empty, as we won't
721 * allow shutdown if any device is open.
724 aac_shutdown(device_t dev)
726 struct aac_softc *sc;
728 struct aac_close_command *cc;
730 sc = device_get_softc(dev);
731 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
733 sc->aac_state |= AAC_STATE_SUSPEND;
736 * Send a Container shutdown followed by a HostShutdown FIB to the
737 * controller to convince it that we don't want to talk to it anymore.
738 * We've been closed and all I/O completed already
740 device_printf(sc->aac_dev, "shutting down controller...");
742 mtx_lock(&sc->aac_io_lock);
743 aac_alloc_sync_fib(sc, &fib);
744 cc = (struct aac_close_command *)&fib->data[0];
746 bzero(cc, sizeof(struct aac_close_command));
747 cc->Command = VM_CloseAll;
748 cc->ContainerId = 0xffffffff;
749 if (aac_sync_fib(sc, ContainerCommand, 0, fib,
750 sizeof(struct aac_close_command)))
758 * XXX Issuing this command to the controller makes it shut down
759 * but also keeps it from coming back up without a reset of the
760 * PCI bus. This is not desirable if you are just unloading the
761 * driver module with the intent to reload it later.
763 if (aac_sync_fib(sc, FsaHostShutdown, AAC_FIBSTATE_SHUTDOWN,
772 AAC_MASK_INTERRUPTS(sc);
773 aac_release_sync_fib(sc);
774 mtx_unlock(&sc->aac_io_lock);
780 * Bring the controller to a quiescent state, ready for system suspend.
783 aac_suspend(device_t dev)
785 struct aac_softc *sc;
787 sc = device_get_softc(dev);
789 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
790 sc->aac_state |= AAC_STATE_SUSPEND;
792 AAC_MASK_INTERRUPTS(sc);
797 * Bring the controller back to a state ready for operation.
800 aac_resume(device_t dev)
802 struct aac_softc *sc;
804 sc = device_get_softc(dev);
806 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
807 sc->aac_state &= ~AAC_STATE_SUSPEND;
808 AAC_UNMASK_INTERRUPTS(sc);
813 * Interrupt handler for NEW_COMM interface.
816 aac_new_intr(void *arg)
818 struct aac_softc *sc;
819 u_int32_t index, fast;
820 struct aac_command *cm;
824 sc = (struct aac_softc *)arg;
826 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
827 mtx_lock(&sc->aac_io_lock);
829 index = AAC_GET_OUTB_QUEUE(sc);
830 if (index == 0xffffffff)
831 index = AAC_GET_OUTB_QUEUE(sc);
832 if (index == 0xffffffff)
835 if (index == 0xfffffffe) {
836 /* XXX This means that the controller wants
837 * more work. Ignore it for now.
842 fib = (struct aac_fib *)malloc(sizeof *fib, M_AACBUF,
845 /* If we're really this short on memory,
846 * hopefully breaking out of the handler will
847 * allow something to get freed. This
848 * actually sucks a whole lot.
853 for (i = 0; i < sizeof(struct aac_fib)/4; ++i)
854 ((u_int32_t *)fib)[i] = AAC_MEM1_GETREG4(sc, index + i*4);
855 aac_handle_aif(sc, fib);
859 * AIF memory is owned by the adapter, so let it
860 * know that we are done with it.
862 AAC_SET_OUTB_QUEUE(sc, index);
863 AAC_CLEAR_ISTATUS(sc, AAC_DB_RESPONSE_READY);
866 cm = sc->aac_commands + (index >> 2);
869 fib->Header.XferState |= AAC_FIBSTATE_DONEADAP;
870 *((u_int32_t *)(fib->data)) = AAC_ERROR_NORMAL;
873 aac_unmap_command(cm);
874 cm->cm_flags |= AAC_CMD_COMPLETED;
876 /* is there a completion handler? */
877 if (cm->cm_complete != NULL) {
880 /* assume that someone is sleeping on this
885 sc->flags &= ~AAC_QUEUE_FRZN;
888 /* see if we can start some more I/O */
889 if ((sc->flags & AAC_QUEUE_FRZN) == 0)
892 mtx_unlock(&sc->aac_io_lock);
896 * Interrupt filter for !NEW_COMM interface.
899 aac_filter(void *arg)
901 struct aac_softc *sc;
904 sc = (struct aac_softc *)arg;
906 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
908 * Read the status register directly. This is faster than taking the
909 * driver lock and reading the queues directly. It also saves having
910 * to turn parts of the driver lock into a spin mutex, which would be
913 reason = AAC_GET_ISTATUS(sc);
914 AAC_CLEAR_ISTATUS(sc, reason);
916 /* handle completion processing */
917 if (reason & AAC_DB_RESPONSE_READY)
918 taskqueue_enqueue_fast(taskqueue_fast, &sc->aac_task_complete);
920 /* controller wants to talk to us */
921 if (reason & (AAC_DB_PRINTF | AAC_DB_COMMAND_READY)) {
923 * XXX Make sure that we don't get fooled by strange messages
924 * that start with a NULL.
926 if ((reason & AAC_DB_PRINTF) &&
927 (sc->aac_common->ac_printf[0] == 0))
928 sc->aac_common->ac_printf[0] = 32;
931 * This might miss doing the actual wakeup. However, the
932 * msleep that this is waking up has a timeout, so it will
933 * wake up eventually. AIFs and printfs are low enough
934 * priority that they can handle hanging out for a few seconds
937 wakeup(sc->aifthread);
939 return (FILTER_HANDLED);
947 * Start as much queued I/O as possible on the controller
950 aac_startio(struct aac_softc *sc)
952 struct aac_command *cm;
955 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
959 * This flag might be set if the card is out of resources.
960 * Checking it here prevents an infinite loop of deferrals.
962 if (sc->flags & AAC_QUEUE_FRZN)
966 * Try to get a command that's been put off for lack of
969 cm = aac_dequeue_ready(sc);
972 * Try to build a command off the bio queue (ignore error
976 aac_bio_command(sc, &cm);
982 /* don't map more than once */
983 if (cm->cm_flags & AAC_CMD_MAPPED)
984 panic("aac: command %p already mapped", cm);
987 * Set up the command to go to the controller. If there are no
988 * data buffers associated with the command then it can bypass
991 if (cm->cm_datalen != 0) {
992 if (cm->cm_flags & AAC_REQ_BIO)
993 error = bus_dmamap_load_bio(
994 sc->aac_buffer_dmat, cm->cm_datamap,
995 (struct bio *)cm->cm_private,
996 aac_map_command_sg, cm, 0);
998 error = bus_dmamap_load(sc->aac_buffer_dmat,
999 cm->cm_datamap, cm->cm_data,
1000 cm->cm_datalen, aac_map_command_sg, cm, 0);
1001 if (error == EINPROGRESS) {
1002 fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "freezing queue\n");
1003 sc->flags |= AAC_QUEUE_FRZN;
1004 } else if (error != 0)
1005 panic("aac_startio: unexpected error %d from "
1008 aac_map_command_sg(cm, NULL, 0, 0);
1013 * Handle notification of one or more FIBs coming from the controller.
1016 aac_command_thread(struct aac_softc *sc)
1018 struct aac_fib *fib;
1022 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1024 mtx_lock(&sc->aac_io_lock);
1025 sc->aifflags = AAC_AIFFLAGS_RUNNING;
1027 while ((sc->aifflags & AAC_AIFFLAGS_EXIT) == 0) {
1030 if ((sc->aifflags & AAC_AIFFLAGS_PENDING) == 0)
1031 retval = msleep(sc->aifthread, &sc->aac_io_lock, PRIBIO,
1032 "aifthd", AAC_PERIODIC_INTERVAL * hz);
1035 * First see if any FIBs need to be allocated. This needs
1036 * to be called without the driver lock because contigmalloc
1039 if ((sc->aifflags & AAC_AIFFLAGS_ALLOCFIBS) != 0) {
1040 mtx_unlock(&sc->aac_io_lock);
1041 aac_alloc_commands(sc);
1042 mtx_lock(&sc->aac_io_lock);
1043 sc->aifflags &= ~AAC_AIFFLAGS_ALLOCFIBS;
1048 * While we're here, check to see if any commands are stuck.
1049 * This is pretty low-priority, so it's ok if it doesn't
1052 if (retval == EWOULDBLOCK)
1055 /* Check the hardware printf message buffer */
1056 if (sc->aac_common->ac_printf[0] != 0)
1057 aac_print_printf(sc);
1059 /* Also check to see if the adapter has a command for us. */
1060 if (sc->flags & AAC_FLAGS_NEW_COMM)
1063 if (aac_dequeue_fib(sc, AAC_HOST_NORM_CMD_QUEUE,
1067 AAC_PRINT_FIB(sc, fib);
1069 switch (fib->Header.Command) {
1071 aac_handle_aif(sc, fib);
1074 device_printf(sc->aac_dev, "unknown command "
1075 "from controller\n");
1079 if ((fib->Header.XferState == 0) ||
1080 (fib->Header.StructType != AAC_FIBTYPE_TFIB)) {
1084 /* Return the AIF to the controller. */
1085 if (fib->Header.XferState & AAC_FIBSTATE_FROMADAP) {
1086 fib->Header.XferState |= AAC_FIBSTATE_DONEHOST;
1087 *(AAC_FSAStatus*)fib->data = ST_OK;
1089 /* XXX Compute the Size field? */
1090 size = fib->Header.Size;
1091 if (size > sizeof(struct aac_fib)) {
1092 size = sizeof(struct aac_fib);
1093 fib->Header.Size = size;
1096 * Since we did not generate this command, it
1097 * cannot go through the normal
1098 * enqueue->startio chain.
1100 aac_enqueue_response(sc,
1101 AAC_ADAP_NORM_RESP_QUEUE,
1106 sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
1107 mtx_unlock(&sc->aac_io_lock);
1108 wakeup(sc->aac_dev);
1114 * Process completed commands.
1117 aac_complete(void *context, int pending)
1119 struct aac_softc *sc;
1120 struct aac_command *cm;
1121 struct aac_fib *fib;
1124 sc = (struct aac_softc *)context;
1125 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1127 mtx_lock(&sc->aac_io_lock);
1129 /* pull completed commands off the queue */
1131 /* look for completed FIBs on our queue */
1132 if (aac_dequeue_fib(sc, AAC_HOST_NORM_RESP_QUEUE, &fib_size,
1134 break; /* nothing to do */
1136 /* get the command, unmap and hand off for processing */
1137 cm = sc->aac_commands + fib->Header.SenderData;
1139 AAC_PRINT_FIB(sc, fib);
1142 if ((cm->cm_flags & AAC_CMD_TIMEDOUT) != 0)
1143 device_printf(sc->aac_dev,
1144 "COMMAND %p COMPLETED AFTER %d SECONDS\n",
1145 cm, (int)(time_uptime-cm->cm_timestamp));
1147 aac_remove_busy(cm);
1149 aac_unmap_command(cm);
1150 cm->cm_flags |= AAC_CMD_COMPLETED;
1152 /* is there a completion handler? */
1153 if (cm->cm_complete != NULL) {
1154 cm->cm_complete(cm);
1156 /* assume that someone is sleeping on this command */
1161 /* see if we can start some more I/O */
1162 sc->flags &= ~AAC_QUEUE_FRZN;
1165 mtx_unlock(&sc->aac_io_lock);
1169 * Handle a bio submitted from a disk device.
1172 aac_submit_bio(struct bio *bp)
1174 struct aac_disk *ad;
1175 struct aac_softc *sc;
1177 ad = (struct aac_disk *)bp->bio_disk->d_drv1;
1178 sc = ad->ad_controller;
1179 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1181 /* queue the BIO and try to get some work done */
1182 aac_enqueue_bio(sc, bp);
1187 * Get a bio and build a command to go with it.
1190 aac_bio_command(struct aac_softc *sc, struct aac_command **cmp)
1192 struct aac_command *cm;
1193 struct aac_fib *fib;
1194 struct aac_disk *ad;
1197 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1199 /* get the resources we will need */
1202 if (aac_alloc_command(sc, &cm)) /* get a command */
1204 if ((bp = aac_dequeue_bio(sc)) == NULL)
1207 /* fill out the command */
1208 cm->cm_datalen = bp->bio_bcount;
1209 cm->cm_complete = aac_bio_complete;
1210 cm->cm_flags = AAC_REQ_BIO;
1211 cm->cm_private = bp;
1212 cm->cm_timestamp = time_uptime;
1216 fib->Header.Size = sizeof(struct aac_fib_header);
1217 fib->Header.XferState =
1218 AAC_FIBSTATE_HOSTOWNED |
1219 AAC_FIBSTATE_INITIALISED |
1220 AAC_FIBSTATE_EMPTY |
1221 AAC_FIBSTATE_FROMHOST |
1222 AAC_FIBSTATE_REXPECTED |
1224 AAC_FIBSTATE_ASYNC |
1225 AAC_FIBSTATE_FAST_RESPONSE;
1227 /* build the read/write request */
1228 ad = (struct aac_disk *)bp->bio_disk->d_drv1;
1230 if (sc->flags & AAC_FLAGS_RAW_IO) {
1231 struct aac_raw_io *raw;
1232 raw = (struct aac_raw_io *)&fib->data[0];
1233 fib->Header.Command = RawIo;
1234 raw->BlockNumber = (u_int64_t)bp->bio_pblkno;
1235 raw->ByteCount = bp->bio_bcount;
1236 raw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1238 raw->BpComplete = 0;
1239 fib->Header.Size += sizeof(struct aac_raw_io);
1240 cm->cm_sgtable = (struct aac_sg_table *)&raw->SgMapRaw;
1241 if (bp->bio_cmd == BIO_READ) {
1243 cm->cm_flags |= AAC_CMD_DATAIN;
1246 cm->cm_flags |= AAC_CMD_DATAOUT;
1248 } else if ((sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1249 fib->Header.Command = ContainerCommand;
1250 if (bp->bio_cmd == BIO_READ) {
1251 struct aac_blockread *br;
1252 br = (struct aac_blockread *)&fib->data[0];
1253 br->Command = VM_CtBlockRead;
1254 br->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1255 br->BlockNumber = bp->bio_pblkno;
1256 br->ByteCount = bp->bio_bcount;
1257 fib->Header.Size += sizeof(struct aac_blockread);
1258 cm->cm_sgtable = &br->SgMap;
1259 cm->cm_flags |= AAC_CMD_DATAIN;
1261 struct aac_blockwrite *bw;
1262 bw = (struct aac_blockwrite *)&fib->data[0];
1263 bw->Command = VM_CtBlockWrite;
1264 bw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1265 bw->BlockNumber = bp->bio_pblkno;
1266 bw->ByteCount = bp->bio_bcount;
1267 bw->Stable = CUNSTABLE;
1268 fib->Header.Size += sizeof(struct aac_blockwrite);
1269 cm->cm_flags |= AAC_CMD_DATAOUT;
1270 cm->cm_sgtable = &bw->SgMap;
1273 fib->Header.Command = ContainerCommand64;
1274 if (bp->bio_cmd == BIO_READ) {
1275 struct aac_blockread64 *br;
1276 br = (struct aac_blockread64 *)&fib->data[0];
1277 br->Command = VM_CtHostRead64;
1278 br->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1279 br->SectorCount = bp->bio_bcount / AAC_BLOCK_SIZE;
1280 br->BlockNumber = bp->bio_pblkno;
1283 fib->Header.Size += sizeof(struct aac_blockread64);
1284 cm->cm_flags |= AAC_CMD_DATAIN;
1285 cm->cm_sgtable = (struct aac_sg_table *)&br->SgMap64;
1287 struct aac_blockwrite64 *bw;
1288 bw = (struct aac_blockwrite64 *)&fib->data[0];
1289 bw->Command = VM_CtHostWrite64;
1290 bw->ContainerId = ad->ad_container->co_mntobj.ObjectId;
1291 bw->SectorCount = bp->bio_bcount / AAC_BLOCK_SIZE;
1292 bw->BlockNumber = bp->bio_pblkno;
1295 fib->Header.Size += sizeof(struct aac_blockwrite64);
1296 cm->cm_flags |= AAC_CMD_DATAOUT;
1297 cm->cm_sgtable = (struct aac_sg_table *)&bw->SgMap64;
1306 aac_enqueue_bio(sc, bp);
1308 aac_release_command(cm);
1313 * Handle a bio-instigated command that has been completed.
1316 aac_bio_complete(struct aac_command *cm)
1318 struct aac_blockread_response *brr;
1319 struct aac_blockwrite_response *bwr;
1321 AAC_FSAStatus status;
1323 /* fetch relevant status and then release the command */
1324 bp = (struct bio *)cm->cm_private;
1325 if (bp->bio_cmd == BIO_READ) {
1326 brr = (struct aac_blockread_response *)&cm->cm_fib->data[0];
1327 status = brr->Status;
1329 bwr = (struct aac_blockwrite_response *)&cm->cm_fib->data[0];
1330 status = bwr->Status;
1332 aac_release_command(cm);
1334 /* fix up the bio based on status */
1335 if (status == ST_OK) {
1338 bp->bio_error = EIO;
1339 bp->bio_flags |= BIO_ERROR;
1345 * Submit a command to the controller, return when it completes.
1346 * XXX This is very dangerous! If the card has gone out to lunch, we could
1347 * be stuck here forever. At the same time, signals are not caught
1348 * because there is a risk that a signal could wakeup the sleep before
1349 * the card has a chance to complete the command. Since there is no way
1350 * to cancel a command that is in progress, we can't protect against the
1351 * card completing a command late and spamming the command and data
1352 * memory. So, we are held hostage until the command completes.
1355 aac_wait_command(struct aac_command *cm)
1357 struct aac_softc *sc;
1361 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1363 /* Put the command on the ready queue and get things going */
1364 aac_enqueue_ready(cm);
1366 error = msleep(cm, &sc->aac_io_lock, PRIBIO, "aacwait", 0);
1371 *Command Buffer Management
1375 * Allocate a command.
1378 aac_alloc_command(struct aac_softc *sc, struct aac_command **cmp)
1380 struct aac_command *cm;
1382 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1384 if ((cm = aac_dequeue_free(sc)) == NULL) {
1385 if (sc->total_fibs < sc->aac_max_fibs) {
1386 mtx_lock(&sc->aac_io_lock);
1387 sc->aifflags |= AAC_AIFFLAGS_ALLOCFIBS;
1388 mtx_unlock(&sc->aac_io_lock);
1389 wakeup(sc->aifthread);
1399 * Release a command back to the freelist.
1402 aac_release_command(struct aac_command *cm)
1404 struct aac_event *event;
1405 struct aac_softc *sc;
1408 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1410 /* (re)initialize the command/FIB */
1412 cm->cm_sgtable = NULL;
1414 cm->cm_complete = NULL;
1415 cm->cm_private = NULL;
1416 cm->cm_queue = AAC_ADAP_NORM_CMD_QUEUE;
1417 cm->cm_fib->Header.XferState = AAC_FIBSTATE_EMPTY;
1418 cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB;
1419 cm->cm_fib->Header.Flags = 0;
1420 cm->cm_fib->Header.SenderSize = cm->cm_sc->aac_max_fib_size;
1423 * These are duplicated in aac_start to cover the case where an
1424 * intermediate stage may have destroyed them. They're left
1425 * initialized here for debugging purposes only.
1427 cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1428 cm->cm_fib->Header.SenderData = 0;
1430 aac_enqueue_free(cm);
1432 if ((event = TAILQ_FIRST(&sc->aac_ev_cmfree)) != NULL) {
1433 TAILQ_REMOVE(&sc->aac_ev_cmfree, event, ev_links);
1434 event->ev_callback(sc, event, event->ev_arg);
1439 * Map helper for command/FIB allocation.
1442 aac_map_command_helper(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1446 fibphys = (uint64_t *)arg;
1448 *fibphys = segs[0].ds_addr;
1452 * Allocate and initialize commands/FIBs for this adapter.
1455 aac_alloc_commands(struct aac_softc *sc)
1457 struct aac_command *cm;
1458 struct aac_fibmap *fm;
1462 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1464 if (sc->total_fibs + sc->aac_max_fibs_alloc > sc->aac_max_fibs)
1467 fm = malloc(sizeof(struct aac_fibmap), M_AACBUF, M_NOWAIT|M_ZERO);
1471 /* allocate the FIBs in DMAable memory and load them */
1472 if (bus_dmamem_alloc(sc->aac_fib_dmat, (void **)&fm->aac_fibs,
1473 BUS_DMA_NOWAIT, &fm->aac_fibmap)) {
1474 device_printf(sc->aac_dev,
1475 "Not enough contiguous memory available.\n");
1480 /* Ignore errors since this doesn't bounce */
1481 (void)bus_dmamap_load(sc->aac_fib_dmat, fm->aac_fibmap, fm->aac_fibs,
1482 sc->aac_max_fibs_alloc * sc->aac_max_fib_size,
1483 aac_map_command_helper, &fibphys, 0);
1485 /* initialize constant fields in the command structure */
1486 bzero(fm->aac_fibs, sc->aac_max_fibs_alloc * sc->aac_max_fib_size);
1487 for (i = 0; i < sc->aac_max_fibs_alloc; i++) {
1488 cm = sc->aac_commands + sc->total_fibs;
1489 fm->aac_commands = cm;
1491 cm->cm_fib = (struct aac_fib *)
1492 ((u_int8_t *)fm->aac_fibs + i*sc->aac_max_fib_size);
1493 cm->cm_fibphys = fibphys + i*sc->aac_max_fib_size;
1494 cm->cm_index = sc->total_fibs;
1496 if ((error = bus_dmamap_create(sc->aac_buffer_dmat, 0,
1497 &cm->cm_datamap)) != 0)
1499 mtx_lock(&sc->aac_io_lock);
1500 aac_release_command(cm);
1502 mtx_unlock(&sc->aac_io_lock);
1506 mtx_lock(&sc->aac_io_lock);
1507 TAILQ_INSERT_TAIL(&sc->aac_fibmap_tqh, fm, fm_link);
1508 fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "total_fibs= %d\n", sc->total_fibs);
1509 mtx_unlock(&sc->aac_io_lock);
1513 bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
1514 bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
1520 * Free FIBs owned by this adapter.
1523 aac_free_commands(struct aac_softc *sc)
1525 struct aac_fibmap *fm;
1526 struct aac_command *cm;
1529 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1531 while ((fm = TAILQ_FIRST(&sc->aac_fibmap_tqh)) != NULL) {
1533 TAILQ_REMOVE(&sc->aac_fibmap_tqh, fm, fm_link);
1535 * We check against total_fibs to handle partially
1538 for (i = 0; i < sc->aac_max_fibs_alloc && sc->total_fibs--; i++) {
1539 cm = fm->aac_commands + i;
1540 bus_dmamap_destroy(sc->aac_buffer_dmat, cm->cm_datamap);
1542 bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
1543 bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
1549 * Command-mapping helper function - populate this command's s/g table.
1552 aac_map_command_sg(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1554 struct aac_softc *sc;
1555 struct aac_command *cm;
1556 struct aac_fib *fib;
1559 cm = (struct aac_command *)arg;
1562 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1564 /* copy into the FIB */
1565 if (cm->cm_sgtable != NULL) {
1566 if (fib->Header.Command == RawIo) {
1567 struct aac_sg_tableraw *sg;
1568 sg = (struct aac_sg_tableraw *)cm->cm_sgtable;
1570 for (i = 0; i < nseg; i++) {
1571 sg->SgEntryRaw[i].SgAddress = segs[i].ds_addr;
1572 sg->SgEntryRaw[i].SgByteCount = segs[i].ds_len;
1573 sg->SgEntryRaw[i].Next = 0;
1574 sg->SgEntryRaw[i].Prev = 0;
1575 sg->SgEntryRaw[i].Flags = 0;
1577 /* update the FIB size for the s/g count */
1578 fib->Header.Size += nseg*sizeof(struct aac_sg_entryraw);
1579 } else if ((cm->cm_sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
1580 struct aac_sg_table *sg;
1581 sg = cm->cm_sgtable;
1583 for (i = 0; i < nseg; i++) {
1584 sg->SgEntry[i].SgAddress = segs[i].ds_addr;
1585 sg->SgEntry[i].SgByteCount = segs[i].ds_len;
1587 /* update the FIB size for the s/g count */
1588 fib->Header.Size += nseg*sizeof(struct aac_sg_entry);
1590 struct aac_sg_table64 *sg;
1591 sg = (struct aac_sg_table64 *)cm->cm_sgtable;
1593 for (i = 0; i < nseg; i++) {
1594 sg->SgEntry64[i].SgAddress = segs[i].ds_addr;
1595 sg->SgEntry64[i].SgByteCount = segs[i].ds_len;
1597 /* update the FIB size for the s/g count */
1598 fib->Header.Size += nseg*sizeof(struct aac_sg_entry64);
1602 /* Fix up the address values in the FIB. Use the command array index
1603 * instead of a pointer since these fields are only 32 bits. Shift
1604 * the SenderFibAddress over to make room for the fast response bit
1605 * and for the AIF bit
1607 cm->cm_fib->Header.SenderFibAddress = (cm->cm_index << 2);
1608 cm->cm_fib->Header.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
1610 /* save a pointer to the command for speedy reverse-lookup */
1611 cm->cm_fib->Header.SenderData = cm->cm_index;
1613 if (cm->cm_flags & AAC_CMD_DATAIN)
1614 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1615 BUS_DMASYNC_PREREAD);
1616 if (cm->cm_flags & AAC_CMD_DATAOUT)
1617 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1618 BUS_DMASYNC_PREWRITE);
1619 cm->cm_flags |= AAC_CMD_MAPPED;
1621 if (sc->flags & AAC_FLAGS_NEW_COMM) {
1622 int count = 10000000L;
1623 while (AAC_SEND_COMMAND(sc, cm) != 0) {
1625 aac_unmap_command(cm);
1626 sc->flags |= AAC_QUEUE_FRZN;
1627 aac_requeue_ready(cm);
1629 DELAY(5); /* wait 5 usec. */
1632 /* Put the FIB on the outbound queue */
1633 if (aac_enqueue_fib(sc, cm->cm_queue, cm) == EBUSY) {
1634 aac_unmap_command(cm);
1635 sc->flags |= AAC_QUEUE_FRZN;
1636 aac_requeue_ready(cm);
1642 * Unmap a command from controller-visible space.
1645 aac_unmap_command(struct aac_command *cm)
1647 struct aac_softc *sc;
1650 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1652 if (!(cm->cm_flags & AAC_CMD_MAPPED))
1655 if (cm->cm_datalen != 0) {
1656 if (cm->cm_flags & AAC_CMD_DATAIN)
1657 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1658 BUS_DMASYNC_POSTREAD);
1659 if (cm->cm_flags & AAC_CMD_DATAOUT)
1660 bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
1661 BUS_DMASYNC_POSTWRITE);
1663 bus_dmamap_unload(sc->aac_buffer_dmat, cm->cm_datamap);
1665 cm->cm_flags &= ~AAC_CMD_MAPPED;
1669 * Hardware Interface
1673 * Initialize the adapter.
1676 aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg, int error)
1678 struct aac_softc *sc;
1680 sc = (struct aac_softc *)arg;
1681 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1683 sc->aac_common_busaddr = segs[0].ds_addr;
1687 aac_check_firmware(struct aac_softc *sc)
1689 u_int32_t code, major, minor, options = 0, atu_size = 0;
1693 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1695 * Wait for the adapter to come ready.
1699 code = AAC_GET_FWSTATUS(sc);
1700 if (code & AAC_SELF_TEST_FAILED) {
1701 device_printf(sc->aac_dev, "FATAL: selftest failed\n");
1704 if (code & AAC_KERNEL_PANIC) {
1705 device_printf(sc->aac_dev,
1706 "FATAL: controller kernel panic");
1709 if (time_uptime > (then + AAC_BOOT_TIMEOUT)) {
1710 device_printf(sc->aac_dev,
1711 "FATAL: controller not coming ready, "
1712 "status %x\n", code);
1715 } while (!(code & AAC_UP_AND_RUNNING));
1718 * Retrieve the firmware version numbers. Dell PERC2/QC cards with
1719 * firmware version 1.x are not compatible with this driver.
1721 if (sc->flags & AAC_FLAGS_PERC2QC) {
1722 if (aac_sync_command(sc, AAC_MONKER_GETKERNVER, 0, 0, 0, 0,
1724 device_printf(sc->aac_dev,
1725 "Error reading firmware version\n");
1729 /* These numbers are stored as ASCII! */
1730 major = (AAC_GET_MAILBOX(sc, 1) & 0xff) - 0x30;
1731 minor = (AAC_GET_MAILBOX(sc, 2) & 0xff) - 0x30;
1733 device_printf(sc->aac_dev,
1734 "Firmware version %d.%d is not supported.\n",
1741 * Retrieve the capabilities/supported options word so we know what
1742 * work-arounds to enable. Some firmware revs don't support this
1745 if (aac_sync_command(sc, AAC_MONKER_GETINFO, 0, 0, 0, 0, &status)) {
1746 if (status != AAC_SRB_STS_INVALID_REQUEST) {
1747 device_printf(sc->aac_dev,
1748 "RequestAdapterInfo failed\n");
1752 options = AAC_GET_MAILBOX(sc, 1);
1753 atu_size = AAC_GET_MAILBOX(sc, 2);
1754 sc->supported_options = options;
1756 if ((options & AAC_SUPPORTED_4GB_WINDOW) != 0 &&
1757 (sc->flags & AAC_FLAGS_NO4GB) == 0)
1758 sc->flags |= AAC_FLAGS_4GB_WINDOW;
1759 if (options & AAC_SUPPORTED_NONDASD)
1760 sc->flags |= AAC_FLAGS_ENABLE_CAM;
1761 if ((options & AAC_SUPPORTED_SGMAP_HOST64) != 0
1762 && (sizeof(bus_addr_t) > 4)) {
1763 device_printf(sc->aac_dev,
1764 "Enabling 64-bit address support\n");
1765 sc->flags |= AAC_FLAGS_SG_64BIT;
1767 if ((options & AAC_SUPPORTED_NEW_COMM)
1768 && sc->aac_if->aif_send_command)
1769 sc->flags |= AAC_FLAGS_NEW_COMM;
1770 if (options & AAC_SUPPORTED_64BIT_ARRAYSIZE)
1771 sc->flags |= AAC_FLAGS_ARRAY_64BIT;
1774 /* Check for broken hardware that does a lower number of commands */
1775 sc->aac_max_fibs = (sc->flags & AAC_FLAGS_256FIBS ? 256:512);
1777 /* Remap mem. resource, if required */
1778 if ((sc->flags & AAC_FLAGS_NEW_COMM) &&
1779 atu_size > rman_get_size(sc->aac_regs_res1)) {
1780 rid = rman_get_rid(sc->aac_regs_res1);
1781 bus_release_resource(sc->aac_dev, SYS_RES_MEMORY, rid,
1783 sc->aac_regs_res1 = bus_alloc_resource(sc->aac_dev,
1784 SYS_RES_MEMORY, &rid, 0ul, ~0ul, atu_size, RF_ACTIVE);
1785 if (sc->aac_regs_res1 == NULL) {
1786 sc->aac_regs_res1 = bus_alloc_resource_any(
1787 sc->aac_dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
1788 if (sc->aac_regs_res1 == NULL) {
1789 device_printf(sc->aac_dev,
1790 "couldn't allocate register window\n");
1793 sc->flags &= ~AAC_FLAGS_NEW_COMM;
1795 sc->aac_btag1 = rman_get_bustag(sc->aac_regs_res1);
1796 sc->aac_bhandle1 = rman_get_bushandle(sc->aac_regs_res1);
1798 if (sc->aac_hwif == AAC_HWIF_NARK) {
1799 sc->aac_regs_res0 = sc->aac_regs_res1;
1800 sc->aac_btag0 = sc->aac_btag1;
1801 sc->aac_bhandle0 = sc->aac_bhandle1;
1805 /* Read preferred settings */
1806 sc->aac_max_fib_size = sizeof(struct aac_fib);
1807 sc->aac_max_sectors = 128; /* 64KB */
1808 if (sc->flags & AAC_FLAGS_SG_64BIT)
1809 sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
1810 - sizeof(struct aac_blockwrite64))
1811 / sizeof(struct aac_sg_entry64);
1813 sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
1814 - sizeof(struct aac_blockwrite))
1815 / sizeof(struct aac_sg_entry);
1817 if (!aac_sync_command(sc, AAC_MONKER_GETCOMMPREF, 0, 0, 0, 0, NULL)) {
1818 options = AAC_GET_MAILBOX(sc, 1);
1819 sc->aac_max_fib_size = (options & 0xFFFF);
1820 sc->aac_max_sectors = (options >> 16) << 1;
1821 options = AAC_GET_MAILBOX(sc, 2);
1822 sc->aac_sg_tablesize = (options >> 16);
1823 options = AAC_GET_MAILBOX(sc, 3);
1824 sc->aac_max_fibs = (options & 0xFFFF);
1826 if (sc->aac_max_fib_size > PAGE_SIZE)
1827 sc->aac_max_fib_size = PAGE_SIZE;
1828 sc->aac_max_fibs_alloc = PAGE_SIZE / sc->aac_max_fib_size;
1830 if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
1831 sc->flags |= AAC_FLAGS_RAW_IO;
1832 device_printf(sc->aac_dev, "Enable Raw I/O\n");
1834 if ((sc->flags & AAC_FLAGS_RAW_IO) &&
1835 (sc->flags & AAC_FLAGS_ARRAY_64BIT)) {
1836 sc->flags |= AAC_FLAGS_LBA_64BIT;
1837 device_printf(sc->aac_dev, "Enable 64-bit array\n");
1844 aac_init(struct aac_softc *sc)
1846 struct aac_adapter_init *ip;
1850 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1853 * Fill in the init structure. This tells the adapter about the
1854 * physical location of various important shared data structures.
1856 ip = &sc->aac_common->ac_init;
1857 ip->InitStructRevision = AAC_INIT_STRUCT_REVISION;
1858 if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
1859 ip->InitStructRevision = AAC_INIT_STRUCT_REVISION_4;
1860 sc->flags |= AAC_FLAGS_RAW_IO;
1862 ip->MiniPortRevision = AAC_INIT_STRUCT_MINIPORT_REVISION;
1864 ip->AdapterFibsPhysicalAddress = sc->aac_common_busaddr +
1865 offsetof(struct aac_common, ac_fibs);
1866 ip->AdapterFibsVirtualAddress = 0;
1867 ip->AdapterFibsSize = AAC_ADAPTER_FIBS * sizeof(struct aac_fib);
1868 ip->AdapterFibAlign = sizeof(struct aac_fib);
1870 ip->PrintfBufferAddress = sc->aac_common_busaddr +
1871 offsetof(struct aac_common, ac_printf);
1872 ip->PrintfBufferSize = AAC_PRINTF_BUFSIZE;
1875 * The adapter assumes that pages are 4K in size, except on some
1876 * broken firmware versions that do the page->byte conversion twice,
1877 * therefore 'assuming' that this value is in 16MB units (2^24).
1878 * Round up since the granularity is so high.
1880 ip->HostPhysMemPages = ctob(physmem) / AAC_PAGE_SIZE;
1881 if (sc->flags & AAC_FLAGS_BROKEN_MEMMAP) {
1882 ip->HostPhysMemPages =
1883 (ip->HostPhysMemPages + AAC_PAGE_SIZE) / AAC_PAGE_SIZE;
1885 ip->HostElapsedSeconds = time_uptime; /* reset later if invalid */
1888 if (sc->flags & AAC_FLAGS_NEW_COMM) {
1889 ip->InitFlags |= AAC_INITFLAGS_NEW_COMM_SUPPORTED;
1890 device_printf(sc->aac_dev, "New comm. interface enabled\n");
1893 ip->MaxIoCommands = sc->aac_max_fibs;
1894 ip->MaxIoSize = sc->aac_max_sectors << 9;
1895 ip->MaxFibSize = sc->aac_max_fib_size;
1898 * Initialize FIB queues. Note that it appears that the layout of the
1899 * indexes and the segmentation of the entries may be mandated by the
1900 * adapter, which is only told about the base of the queue index fields.
1902 * The initial values of the indices are assumed to inform the adapter
1903 * of the sizes of the respective queues, and theoretically it could
1904 * work out the entire layout of the queue structures from this. We
1905 * take the easy route and just lay this area out like everyone else
1908 * The Linux driver uses a much more complex scheme whereby several
1909 * header records are kept for each queue. We use a couple of generic
1910 * list manipulation functions which 'know' the size of each list by
1911 * virtue of a table.
1913 qoffset = offsetof(struct aac_common, ac_qbuf) + AAC_QUEUE_ALIGN;
1914 qoffset &= ~(AAC_QUEUE_ALIGN - 1);
1916 (struct aac_queue_table *)((uintptr_t)sc->aac_common + qoffset);
1917 ip->CommHeaderAddress = sc->aac_common_busaddr + qoffset;
1919 sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1920 AAC_HOST_NORM_CMD_ENTRIES;
1921 sc->aac_queues->qt_qindex[AAC_HOST_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1922 AAC_HOST_NORM_CMD_ENTRIES;
1923 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1924 AAC_HOST_HIGH_CMD_ENTRIES;
1925 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1926 AAC_HOST_HIGH_CMD_ENTRIES;
1927 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1928 AAC_ADAP_NORM_CMD_ENTRIES;
1929 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1930 AAC_ADAP_NORM_CMD_ENTRIES;
1931 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_PRODUCER_INDEX] =
1932 AAC_ADAP_HIGH_CMD_ENTRIES;
1933 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_CMD_QUEUE][AAC_CONSUMER_INDEX] =
1934 AAC_ADAP_HIGH_CMD_ENTRIES;
1935 sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1936 AAC_HOST_NORM_RESP_ENTRIES;
1937 sc->aac_queues->qt_qindex[AAC_HOST_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1938 AAC_HOST_NORM_RESP_ENTRIES;
1939 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1940 AAC_HOST_HIGH_RESP_ENTRIES;
1941 sc->aac_queues->qt_qindex[AAC_HOST_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1942 AAC_HOST_HIGH_RESP_ENTRIES;
1943 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1944 AAC_ADAP_NORM_RESP_ENTRIES;
1945 sc->aac_queues->qt_qindex[AAC_ADAP_NORM_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1946 AAC_ADAP_NORM_RESP_ENTRIES;
1947 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_PRODUCER_INDEX]=
1948 AAC_ADAP_HIGH_RESP_ENTRIES;
1949 sc->aac_queues->qt_qindex[AAC_ADAP_HIGH_RESP_QUEUE][AAC_CONSUMER_INDEX]=
1950 AAC_ADAP_HIGH_RESP_ENTRIES;
1951 sc->aac_qentries[AAC_HOST_NORM_CMD_QUEUE] =
1952 &sc->aac_queues->qt_HostNormCmdQueue[0];
1953 sc->aac_qentries[AAC_HOST_HIGH_CMD_QUEUE] =
1954 &sc->aac_queues->qt_HostHighCmdQueue[0];
1955 sc->aac_qentries[AAC_ADAP_NORM_CMD_QUEUE] =
1956 &sc->aac_queues->qt_AdapNormCmdQueue[0];
1957 sc->aac_qentries[AAC_ADAP_HIGH_CMD_QUEUE] =
1958 &sc->aac_queues->qt_AdapHighCmdQueue[0];
1959 sc->aac_qentries[AAC_HOST_NORM_RESP_QUEUE] =
1960 &sc->aac_queues->qt_HostNormRespQueue[0];
1961 sc->aac_qentries[AAC_HOST_HIGH_RESP_QUEUE] =
1962 &sc->aac_queues->qt_HostHighRespQueue[0];
1963 sc->aac_qentries[AAC_ADAP_NORM_RESP_QUEUE] =
1964 &sc->aac_queues->qt_AdapNormRespQueue[0];
1965 sc->aac_qentries[AAC_ADAP_HIGH_RESP_QUEUE] =
1966 &sc->aac_queues->qt_AdapHighRespQueue[0];
1969 * Do controller-type-specific initialisation
1971 switch (sc->aac_hwif) {
1972 case AAC_HWIF_I960RX:
1973 AAC_MEM0_SETREG4(sc, AAC_RX_ODBR, ~0);
1976 AAC_MEM0_SETREG4(sc, AAC_RKT_ODBR, ~0);
1983 * Give the init structure to the controller.
1985 if (aac_sync_command(sc, AAC_MONKER_INITSTRUCT,
1986 sc->aac_common_busaddr +
1987 offsetof(struct aac_common, ac_init), 0, 0, 0,
1989 device_printf(sc->aac_dev,
1990 "error establishing init structure\n");
2001 aac_setup_intr(struct aac_softc *sc)
2004 if (sc->flags & AAC_FLAGS_NEW_COMM) {
2005 if (bus_setup_intr(sc->aac_dev, sc->aac_irq,
2006 INTR_MPSAFE|INTR_TYPE_BIO, NULL,
2007 aac_new_intr, sc, &sc->aac_intr)) {
2008 device_printf(sc->aac_dev, "can't set up interrupt\n");
2012 if (bus_setup_intr(sc->aac_dev, sc->aac_irq,
2013 INTR_TYPE_BIO, aac_filter, NULL,
2014 sc, &sc->aac_intr)) {
2015 device_printf(sc->aac_dev,
2016 "can't set up interrupt filter\n");
2024 * Send a synchronous command to the controller and wait for a result.
2025 * Indicate if the controller completed the command with an error status.
2028 aac_sync_command(struct aac_softc *sc, u_int32_t command,
2029 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3,
2035 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2037 /* populate the mailbox */
2038 AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3);
2040 /* ensure the sync command doorbell flag is cleared */
2041 AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
2043 /* then set it to signal the adapter */
2044 AAC_QNOTIFY(sc, AAC_DB_SYNC_COMMAND);
2046 /* spin waiting for the command to complete */
2049 if (time_uptime > (then + AAC_IMMEDIATE_TIMEOUT)) {
2050 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "timed out");
2053 } while (!(AAC_GET_ISTATUS(sc) & AAC_DB_SYNC_COMMAND));
2055 /* clear the completion flag */
2056 AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
2058 /* get the command status */
2059 status = AAC_GET_MAILBOX(sc, 0);
2063 if (status != AAC_SRB_STS_SUCCESS)
2069 aac_sync_fib(struct aac_softc *sc, u_int32_t command, u_int32_t xferstate,
2070 struct aac_fib *fib, u_int16_t datasize)
2072 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2073 mtx_assert(&sc->aac_io_lock, MA_OWNED);
2075 if (datasize > AAC_FIB_DATASIZE)
2079 * Set up the sync FIB
2081 fib->Header.XferState = AAC_FIBSTATE_HOSTOWNED |
2082 AAC_FIBSTATE_INITIALISED |
2084 fib->Header.XferState |= xferstate;
2085 fib->Header.Command = command;
2086 fib->Header.StructType = AAC_FIBTYPE_TFIB;
2087 fib->Header.Size = sizeof(struct aac_fib_header) + datasize;
2088 fib->Header.SenderSize = sizeof(struct aac_fib);
2089 fib->Header.SenderFibAddress = 0; /* Not needed */
2090 fib->Header.ReceiverFibAddress = sc->aac_common_busaddr +
2091 offsetof(struct aac_common,
2095 * Give the FIB to the controller, wait for a response.
2097 if (aac_sync_command(sc, AAC_MONKER_SYNCFIB,
2098 fib->Header.ReceiverFibAddress, 0, 0, 0, NULL)) {
2099 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "IO error");
2107 * Adapter-space FIB queue manipulation
2109 * Note that the queue implementation here is a little funky; neither the PI or
2110 * CI will ever be zero. This behaviour is a controller feature.
2112 static const struct {
2116 {AAC_HOST_NORM_CMD_ENTRIES, AAC_DB_COMMAND_NOT_FULL},
2117 {AAC_HOST_HIGH_CMD_ENTRIES, 0},
2118 {AAC_ADAP_NORM_CMD_ENTRIES, AAC_DB_COMMAND_READY},
2119 {AAC_ADAP_HIGH_CMD_ENTRIES, 0},
2120 {AAC_HOST_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_NOT_FULL},
2121 {AAC_HOST_HIGH_RESP_ENTRIES, 0},
2122 {AAC_ADAP_NORM_RESP_ENTRIES, AAC_DB_RESPONSE_READY},
2123 {AAC_ADAP_HIGH_RESP_ENTRIES, 0}
2127 * Atomically insert an entry into the nominated queue, returns 0 on success or
2128 * EBUSY if the queue is full.
2130 * Note: it would be more efficient to defer notifying the controller in
2131 * the case where we may be inserting several entries in rapid succession,
2132 * but implementing this usefully may be difficult (it would involve a
2133 * separate queue/notify interface).
2136 aac_enqueue_fib(struct aac_softc *sc, int queue, struct aac_command *cm)
2143 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2145 fib_size = cm->cm_fib->Header.Size;
2146 fib_addr = cm->cm_fib->Header.ReceiverFibAddress;
2148 /* get the producer/consumer indices */
2149 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2150 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2152 /* wrap the queue? */
2153 if (pi >= aac_qinfo[queue].size)
2156 /* check for queue full */
2157 if ((pi + 1) == ci) {
2163 * To avoid a race with its completion interrupt, place this command on
2164 * the busy queue prior to advertising it to the controller.
2166 aac_enqueue_busy(cm);
2168 /* populate queue entry */
2169 (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2170 (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2172 /* update producer index */
2173 sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2175 /* notify the adapter if we know how */
2176 if (aac_qinfo[queue].notify != 0)
2177 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2186 * Atomically remove one entry from the nominated queue, returns 0 on
2187 * success or ENOENT if the queue is empty.
2190 aac_dequeue_fib(struct aac_softc *sc, int queue, u_int32_t *fib_size,
2191 struct aac_fib **fib_addr)
2194 u_int32_t fib_index;
2198 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2200 /* get the producer/consumer indices */
2201 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2202 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2204 /* check for queue empty */
2210 /* wrap the pi so the following test works */
2211 if (pi >= aac_qinfo[queue].size)
2218 /* wrap the queue? */
2219 if (ci >= aac_qinfo[queue].size)
2222 /* fetch the entry */
2223 *fib_size = (sc->aac_qentries[queue] + ci)->aq_fib_size;
2226 case AAC_HOST_NORM_CMD_QUEUE:
2227 case AAC_HOST_HIGH_CMD_QUEUE:
2229 * The aq_fib_addr is only 32 bits wide so it can't be counted
2230 * on to hold an address. For AIF's, the adapter assumes
2231 * that it's giving us an address into the array of AIF fibs.
2232 * Therefore, we have to convert it to an index.
2234 fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr /
2235 sizeof(struct aac_fib);
2236 *fib_addr = &sc->aac_common->ac_fibs[fib_index];
2239 case AAC_HOST_NORM_RESP_QUEUE:
2240 case AAC_HOST_HIGH_RESP_QUEUE:
2242 struct aac_command *cm;
2245 * As above, an index is used instead of an actual address.
2246 * Gotta shift the index to account for the fast response
2247 * bit. No other correction is needed since this value was
2248 * originally provided by the driver via the SenderFibAddress
2251 fib_index = (sc->aac_qentries[queue] + ci)->aq_fib_addr;
2252 cm = sc->aac_commands + (fib_index >> 2);
2253 *fib_addr = cm->cm_fib;
2256 * Is this a fast response? If it is, update the fib fields in
2257 * local memory since the whole fib isn't DMA'd back up.
2259 if (fib_index & 0x01) {
2260 (*fib_addr)->Header.XferState |= AAC_FIBSTATE_DONEADAP;
2261 *((u_int32_t*)((*fib_addr)->data)) = AAC_ERROR_NORMAL;
2266 panic("Invalid queue in aac_dequeue_fib()");
2270 /* update consumer index */
2271 sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX] = ci + 1;
2273 /* if we have made the queue un-full, notify the adapter */
2274 if (notify && (aac_qinfo[queue].notify != 0))
2275 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2283 * Put our response to an Adapter Initialed Fib on the response queue
2286 aac_enqueue_response(struct aac_softc *sc, int queue, struct aac_fib *fib)
2293 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2295 /* Tell the adapter where the FIB is */
2296 fib_size = fib->Header.Size;
2297 fib_addr = fib->Header.SenderFibAddress;
2298 fib->Header.ReceiverFibAddress = fib_addr;
2300 /* get the producer/consumer indices */
2301 pi = sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX];
2302 ci = sc->aac_queues->qt_qindex[queue][AAC_CONSUMER_INDEX];
2304 /* wrap the queue? */
2305 if (pi >= aac_qinfo[queue].size)
2308 /* check for queue full */
2309 if ((pi + 1) == ci) {
2314 /* populate queue entry */
2315 (sc->aac_qentries[queue] + pi)->aq_fib_size = fib_size;
2316 (sc->aac_qentries[queue] + pi)->aq_fib_addr = fib_addr;
2318 /* update producer index */
2319 sc->aac_queues->qt_qindex[queue][AAC_PRODUCER_INDEX] = pi + 1;
2321 /* notify the adapter if we know how */
2322 if (aac_qinfo[queue].notify != 0)
2323 AAC_QNOTIFY(sc, aac_qinfo[queue].notify);
2332 * Check for commands that have been outstanding for a suspiciously long time,
2333 * and complain about them.
2336 aac_timeout(struct aac_softc *sc)
2338 struct aac_command *cm;
2343 * Traverse the busy command list, bitch about late commands once
2347 deadline = time_uptime - AAC_CMD_TIMEOUT;
2348 TAILQ_FOREACH(cm, &sc->aac_busy, cm_link) {
2349 if ((cm->cm_timestamp < deadline)
2350 && !(cm->cm_flags & AAC_CMD_TIMEDOUT)) {
2351 cm->cm_flags |= AAC_CMD_TIMEDOUT;
2352 device_printf(sc->aac_dev,
2353 "COMMAND %p (TYPE %d) TIMEOUT AFTER %d SECONDS\n",
2354 cm, cm->cm_fib->Header.Command,
2355 (int)(time_uptime-cm->cm_timestamp));
2356 AAC_PRINT_FIB(sc, cm->cm_fib);
2362 code = AAC_GET_FWSTATUS(sc);
2363 if (code != AAC_UP_AND_RUNNING) {
2364 device_printf(sc->aac_dev, "WARNING! Controller is no "
2365 "longer running! code= 0x%x\n", code);
2371 * Interface Function Vectors
2375 * Read the current firmware status word.
2378 aac_sa_get_fwstatus(struct aac_softc *sc)
2380 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2382 return(AAC_MEM0_GETREG4(sc, AAC_SA_FWSTATUS));
2386 aac_rx_get_fwstatus(struct aac_softc *sc)
2388 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2390 return(AAC_MEM0_GETREG4(sc, sc->flags & AAC_FLAGS_NEW_COMM ?
2391 AAC_RX_OMR0 : AAC_RX_FWSTATUS));
2395 aac_rkt_get_fwstatus(struct aac_softc *sc)
2397 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2399 return(AAC_MEM0_GETREG4(sc, sc->flags & AAC_FLAGS_NEW_COMM ?
2400 AAC_RKT_OMR0 : AAC_RKT_FWSTATUS));
2404 * Notify the controller of a change in a given queue
2408 aac_sa_qnotify(struct aac_softc *sc, int qbit)
2410 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2412 AAC_MEM0_SETREG2(sc, AAC_SA_DOORBELL1_SET, qbit);
2416 aac_rx_qnotify(struct aac_softc *sc, int qbit)
2418 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2420 AAC_MEM0_SETREG4(sc, AAC_RX_IDBR, qbit);
2424 aac_rkt_qnotify(struct aac_softc *sc, int qbit)
2426 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2428 AAC_MEM0_SETREG4(sc, AAC_RKT_IDBR, qbit);
2432 * Get the interrupt reason bits
2435 aac_sa_get_istatus(struct aac_softc *sc)
2437 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2439 return(AAC_MEM0_GETREG2(sc, AAC_SA_DOORBELL0));
2443 aac_rx_get_istatus(struct aac_softc *sc)
2445 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2447 return(AAC_MEM0_GETREG4(sc, AAC_RX_ODBR));
2451 aac_rkt_get_istatus(struct aac_softc *sc)
2453 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2455 return(AAC_MEM0_GETREG4(sc, AAC_RKT_ODBR));
2459 * Clear some interrupt reason bits
2462 aac_sa_clear_istatus(struct aac_softc *sc, int mask)
2464 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2466 AAC_MEM0_SETREG2(sc, AAC_SA_DOORBELL0_CLEAR, mask);
2470 aac_rx_clear_istatus(struct aac_softc *sc, int mask)
2472 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2474 AAC_MEM0_SETREG4(sc, AAC_RX_ODBR, mask);
2478 aac_rkt_clear_istatus(struct aac_softc *sc, int mask)
2480 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2482 AAC_MEM0_SETREG4(sc, AAC_RKT_ODBR, mask);
2486 * Populate the mailbox and set the command word
2489 aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
2490 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2492 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2494 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX, command);
2495 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 4, arg0);
2496 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 8, arg1);
2497 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 12, arg2);
2498 AAC_MEM1_SETREG4(sc, AAC_SA_MAILBOX + 16, arg3);
2502 aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
2503 u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2505 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2507 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX, command);
2508 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 4, arg0);
2509 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 8, arg1);
2510 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 12, arg2);
2511 AAC_MEM1_SETREG4(sc, AAC_RX_MAILBOX + 16, arg3);
2515 aac_rkt_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
2516 u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
2518 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2520 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX, command);
2521 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 4, arg0);
2522 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 8, arg1);
2523 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 12, arg2);
2524 AAC_MEM1_SETREG4(sc, AAC_RKT_MAILBOX + 16, arg3);
2528 * Fetch the immediate command status word
2531 aac_sa_get_mailbox(struct aac_softc *sc, int mb)
2533 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2535 return(AAC_MEM1_GETREG4(sc, AAC_SA_MAILBOX + (mb * 4)));
2539 aac_rx_get_mailbox(struct aac_softc *sc, int mb)
2541 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2543 return(AAC_MEM1_GETREG4(sc, AAC_RX_MAILBOX + (mb * 4)));
2547 aac_rkt_get_mailbox(struct aac_softc *sc, int mb)
2549 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2551 return(AAC_MEM1_GETREG4(sc, AAC_RKT_MAILBOX + (mb * 4)));
2555 * Set/clear interrupt masks
2558 aac_sa_set_interrupts(struct aac_softc *sc, int enable)
2560 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2563 AAC_MEM0_SETREG2((sc), AAC_SA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
2565 AAC_MEM0_SETREG2((sc), AAC_SA_MASK0_SET, ~0);
2570 aac_rx_set_interrupts(struct aac_softc *sc, int enable)
2572 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2575 if (sc->flags & AAC_FLAGS_NEW_COMM)
2576 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INT_NEW_COMM);
2578 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
2580 AAC_MEM0_SETREG4(sc, AAC_RX_OIMR, ~0);
2585 aac_rkt_set_interrupts(struct aac_softc *sc, int enable)
2587 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "%sable interrupts", enable ? "en" : "dis");
2590 if (sc->flags & AAC_FLAGS_NEW_COMM)
2591 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INT_NEW_COMM);
2593 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~AAC_DB_INTERRUPTS);
2595 AAC_MEM0_SETREG4(sc, AAC_RKT_OIMR, ~0);
2600 * New comm. interface: Send command functions
2603 aac_rx_send_command(struct aac_softc *sc, struct aac_command *cm)
2605 u_int32_t index, device;
2607 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm.)");
2609 index = AAC_MEM0_GETREG4(sc, AAC_RX_IQUE);
2610 if (index == 0xffffffffL)
2611 index = AAC_MEM0_GETREG4(sc, AAC_RX_IQUE);
2612 if (index == 0xffffffffL)
2614 aac_enqueue_busy(cm);
2616 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys & 0xffffffffUL));
2618 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys >> 32));
2620 AAC_MEM1_SETREG4(sc, device, cm->cm_fib->Header.Size);
2621 AAC_MEM0_SETREG4(sc, AAC_RX_IQUE, index);
2626 aac_rkt_send_command(struct aac_softc *sc, struct aac_command *cm)
2628 u_int32_t index, device;
2630 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm.)");
2632 index = AAC_MEM0_GETREG4(sc, AAC_RKT_IQUE);
2633 if (index == 0xffffffffL)
2634 index = AAC_MEM0_GETREG4(sc, AAC_RKT_IQUE);
2635 if (index == 0xffffffffL)
2637 aac_enqueue_busy(cm);
2639 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys & 0xffffffffUL));
2641 AAC_MEM1_SETREG4(sc, device, (u_int32_t)(cm->cm_fibphys >> 32));
2643 AAC_MEM1_SETREG4(sc, device, cm->cm_fib->Header.Size);
2644 AAC_MEM0_SETREG4(sc, AAC_RKT_IQUE, index);
2649 * New comm. interface: get, set outbound queue index
2652 aac_rx_get_outb_queue(struct aac_softc *sc)
2654 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2656 return(AAC_MEM0_GETREG4(sc, AAC_RX_OQUE));
2660 aac_rkt_get_outb_queue(struct aac_softc *sc)
2662 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2664 return(AAC_MEM0_GETREG4(sc, AAC_RKT_OQUE));
2668 aac_rx_set_outb_queue(struct aac_softc *sc, int index)
2670 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2672 AAC_MEM0_SETREG4(sc, AAC_RX_OQUE, index);
2676 aac_rkt_set_outb_queue(struct aac_softc *sc, int index)
2678 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2680 AAC_MEM0_SETREG4(sc, AAC_RKT_OQUE, index);
2684 * Debugging and Diagnostics
2688 * Print some information about the controller.
2691 aac_describe_controller(struct aac_softc *sc)
2693 struct aac_fib *fib;
2694 struct aac_adapter_info *info;
2695 char *adapter_type = "Adaptec RAID controller";
2697 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2699 mtx_lock(&sc->aac_io_lock);
2700 aac_alloc_sync_fib(sc, &fib);
2703 if (aac_sync_fib(sc, RequestAdapterInfo, 0, fib, 1)) {
2704 device_printf(sc->aac_dev, "RequestAdapterInfo failed\n");
2705 aac_release_sync_fib(sc);
2706 mtx_unlock(&sc->aac_io_lock);
2710 /* save the kernel revision structure for later use */
2711 info = (struct aac_adapter_info *)&fib->data[0];
2712 sc->aac_revision = info->KernelRevision;
2715 device_printf(sc->aac_dev, "%s %dMHz, %dMB memory "
2716 "(%dMB cache, %dMB execution), %s\n",
2717 aac_describe_code(aac_cpu_variant, info->CpuVariant),
2718 info->ClockSpeed, info->TotalMem / (1024 * 1024),
2719 info->BufferMem / (1024 * 1024),
2720 info->ExecutionMem / (1024 * 1024),
2721 aac_describe_code(aac_battery_platform,
2722 info->batteryPlatform));
2724 device_printf(sc->aac_dev,
2725 "Kernel %d.%d-%d, Build %d, S/N %6X\n",
2726 info->KernelRevision.external.comp.major,
2727 info->KernelRevision.external.comp.minor,
2728 info->KernelRevision.external.comp.dash,
2729 info->KernelRevision.buildNumber,
2730 (u_int32_t)(info->SerialNumber & 0xffffff));
2732 device_printf(sc->aac_dev, "Supported Options=%b\n",
2733 sc->supported_options,
2756 if (sc->supported_options & AAC_SUPPORTED_SUPPLEMENT_ADAPTER_INFO) {
2758 if (aac_sync_fib(sc, RequestSupplementAdapterInfo, 0, fib, 1))
2759 device_printf(sc->aac_dev,
2760 "RequestSupplementAdapterInfo failed\n");
2762 adapter_type = ((struct aac_supplement_adapter_info *)
2763 &fib->data[0])->AdapterTypeText;
2765 device_printf(sc->aac_dev, "%s, aac driver %d.%d.%d-%d\n",
2767 AAC_DRIVER_MAJOR_VERSION, AAC_DRIVER_MINOR_VERSION,
2768 AAC_DRIVER_BUGFIX_LEVEL, AAC_DRIVER_BUILD);
2770 aac_release_sync_fib(sc);
2771 mtx_unlock(&sc->aac_io_lock);
2775 * Look up a text description of a numeric error code and return a pointer to
2779 aac_describe_code(const struct aac_code_lookup *table, u_int32_t code)
2783 for (i = 0; table[i].string != NULL; i++)
2784 if (table[i].code == code)
2785 return(table[i].string);
2786 return(table[i + 1].string);
2790 * Management Interface
2794 aac_open(struct cdev *dev, int flags, int fmt, struct thread *td)
2796 struct aac_softc *sc;
2799 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2800 device_busy(sc->aac_dev);
2801 devfs_set_cdevpriv(sc, aac_cdevpriv_dtor);
2807 aac_ioctl(struct cdev *dev, u_long cmd, caddr_t arg, int flag, struct thread *td)
2809 union aac_statrequest *as;
2810 struct aac_softc *sc;
2813 as = (union aac_statrequest *)arg;
2815 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2819 switch (as->as_item) {
2824 bcopy(&sc->aac_qstat[as->as_item], &as->as_qstat,
2825 sizeof(struct aac_qstat));
2833 case FSACTL_SENDFIB:
2834 case FSACTL_SEND_LARGE_FIB:
2835 arg = *(caddr_t*)arg;
2836 case FSACTL_LNX_SENDFIB:
2837 case FSACTL_LNX_SEND_LARGE_FIB:
2838 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SENDFIB");
2839 error = aac_ioctl_sendfib(sc, arg);
2841 case FSACTL_SEND_RAW_SRB:
2842 arg = *(caddr_t*)arg;
2843 case FSACTL_LNX_SEND_RAW_SRB:
2844 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SEND_RAW_SRB");
2845 error = aac_ioctl_send_raw_srb(sc, arg);
2847 case FSACTL_AIF_THREAD:
2848 case FSACTL_LNX_AIF_THREAD:
2849 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_AIF_THREAD");
2852 case FSACTL_OPEN_GET_ADAPTER_FIB:
2853 arg = *(caddr_t*)arg;
2854 case FSACTL_LNX_OPEN_GET_ADAPTER_FIB:
2855 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_OPEN_GET_ADAPTER_FIB");
2856 error = aac_open_aif(sc, arg);
2858 case FSACTL_GET_NEXT_ADAPTER_FIB:
2859 arg = *(caddr_t*)arg;
2860 case FSACTL_LNX_GET_NEXT_ADAPTER_FIB:
2861 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_NEXT_ADAPTER_FIB");
2862 error = aac_getnext_aif(sc, arg);
2864 case FSACTL_CLOSE_GET_ADAPTER_FIB:
2865 arg = *(caddr_t*)arg;
2866 case FSACTL_LNX_CLOSE_GET_ADAPTER_FIB:
2867 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_CLOSE_GET_ADAPTER_FIB");
2868 error = aac_close_aif(sc, arg);
2870 case FSACTL_MINIPORT_REV_CHECK:
2871 arg = *(caddr_t*)arg;
2872 case FSACTL_LNX_MINIPORT_REV_CHECK:
2873 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_MINIPORT_REV_CHECK");
2874 error = aac_rev_check(sc, arg);
2876 case FSACTL_QUERY_DISK:
2877 arg = *(caddr_t*)arg;
2878 case FSACTL_LNX_QUERY_DISK:
2879 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_QUERY_DISK");
2880 error = aac_query_disk(sc, arg);
2882 case FSACTL_DELETE_DISK:
2883 case FSACTL_LNX_DELETE_DISK:
2885 * We don't trust the underland to tell us when to delete a
2886 * container, rather we rely on an AIF coming from the
2891 case FSACTL_GET_PCI_INFO:
2892 arg = *(caddr_t*)arg;
2893 case FSACTL_LNX_GET_PCI_INFO:
2894 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_PCI_INFO");
2895 error = aac_get_pci_info(sc, arg);
2897 case FSACTL_GET_FEATURES:
2898 arg = *(caddr_t*)arg;
2899 case FSACTL_LNX_GET_FEATURES:
2900 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_FEATURES");
2901 error = aac_supported_features(sc, arg);
2904 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "unsupported cmd 0x%lx\n", cmd);
2912 aac_poll(struct cdev *dev, int poll_events, struct thread *td)
2914 struct aac_softc *sc;
2915 struct aac_fib_context *ctx;
2921 mtx_lock(&sc->aac_aifq_lock);
2922 if ((poll_events & (POLLRDNORM | POLLIN)) != 0) {
2923 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
2924 if (ctx->ctx_idx != sc->aifq_idx || ctx->ctx_wrap) {
2925 revents |= poll_events & (POLLIN | POLLRDNORM);
2930 mtx_unlock(&sc->aac_aifq_lock);
2933 if (poll_events & (POLLIN | POLLRDNORM))
2934 selrecord(td, &sc->rcv_select);
2941 aac_ioctl_event(struct aac_softc *sc, struct aac_event *event, void *arg)
2944 switch (event->ev_type) {
2945 case AAC_EVENT_CMFREE:
2946 mtx_assert(&sc->aac_io_lock, MA_OWNED);
2947 if (aac_alloc_command(sc, (struct aac_command **)arg)) {
2948 aac_add_event(sc, event);
2951 free(event, M_AACBUF);
2960 * Send a FIB supplied from userspace
2963 aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib)
2965 struct aac_command *cm;
2968 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
2975 mtx_lock(&sc->aac_io_lock);
2976 if (aac_alloc_command(sc, &cm)) {
2977 struct aac_event *event;
2979 event = malloc(sizeof(struct aac_event), M_AACBUF,
2981 if (event == NULL) {
2983 mtx_unlock(&sc->aac_io_lock);
2986 event->ev_type = AAC_EVENT_CMFREE;
2987 event->ev_callback = aac_ioctl_event;
2988 event->ev_arg = &cm;
2989 aac_add_event(sc, event);
2990 msleep(&cm, &sc->aac_io_lock, 0, "sendfib", 0);
2992 mtx_unlock(&sc->aac_io_lock);
2995 * Fetch the FIB header, then re-copy to get data as well.
2997 if ((error = copyin(ufib, cm->cm_fib,
2998 sizeof(struct aac_fib_header))) != 0)
3000 size = cm->cm_fib->Header.Size + sizeof(struct aac_fib_header);
3001 if (size > sc->aac_max_fib_size) {
3002 device_printf(sc->aac_dev, "incoming FIB oversized (%d > %d)\n",
3003 size, sc->aac_max_fib_size);
3004 size = sc->aac_max_fib_size;
3006 if ((error = copyin(ufib, cm->cm_fib, size)) != 0)
3008 cm->cm_fib->Header.Size = size;
3009 cm->cm_timestamp = time_uptime;
3012 * Pass the FIB to the controller, wait for it to complete.
3014 mtx_lock(&sc->aac_io_lock);
3015 error = aac_wait_command(cm);
3016 mtx_unlock(&sc->aac_io_lock);
3018 device_printf(sc->aac_dev,
3019 "aac_wait_command return %d\n", error);
3024 * Copy the FIB and data back out to the caller.
3026 size = cm->cm_fib->Header.Size;
3027 if (size > sc->aac_max_fib_size) {
3028 device_printf(sc->aac_dev, "outbound FIB oversized (%d > %d)\n",
3029 size, sc->aac_max_fib_size);
3030 size = sc->aac_max_fib_size;
3032 error = copyout(cm->cm_fib, ufib, size);
3036 mtx_lock(&sc->aac_io_lock);
3037 aac_release_command(cm);
3038 mtx_unlock(&sc->aac_io_lock);
3044 * Send a passthrough FIB supplied from userspace
3047 aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
3049 struct aac_command *cm;
3050 struct aac_event *event;
3051 struct aac_fib *fib;
3052 struct aac_srb *srbcmd, *user_srb;
3053 struct aac_sg_entry *sge;
3054 struct aac_sg_entry64 *sge64;
3055 void *srb_sg_address, *ureply;
3056 uint32_t fibsize, srb_sg_bytecount;
3057 int error, transfer_data;
3059 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3064 user_srb = (struct aac_srb *)arg;
3066 mtx_lock(&sc->aac_io_lock);
3067 if (aac_alloc_command(sc, &cm)) {
3068 event = malloc(sizeof(struct aac_event), M_AACBUF,
3070 if (event == NULL) {
3072 mtx_unlock(&sc->aac_io_lock);
3075 event->ev_type = AAC_EVENT_CMFREE;
3076 event->ev_callback = aac_ioctl_event;
3077 event->ev_arg = &cm;
3078 aac_add_event(sc, event);
3079 msleep(cm, &sc->aac_io_lock, 0, "aacraw", 0);
3081 mtx_unlock(&sc->aac_io_lock);
3085 srbcmd = (struct aac_srb *)fib->data;
3086 error = copyin(&user_srb->data_len, &fibsize, sizeof(uint32_t));
3089 if (fibsize > (sc->aac_max_fib_size - sizeof(struct aac_fib_header))) {
3093 error = copyin(user_srb, srbcmd, fibsize);
3096 srbcmd->function = 0;
3097 srbcmd->retry_limit = 0;
3098 if (srbcmd->sg_map.SgCount > 1) {
3103 /* Retrieve correct SG entries. */
3104 if (fibsize == (sizeof(struct aac_srb) +
3105 srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry))) {
3106 sge = srbcmd->sg_map.SgEntry;
3108 srb_sg_bytecount = sge->SgByteCount;
3109 srb_sg_address = (void *)(uintptr_t)sge->SgAddress;
3112 else if (fibsize == (sizeof(struct aac_srb) +
3113 srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry64))) {
3115 sge64 = (struct aac_sg_entry64 *)srbcmd->sg_map.SgEntry;
3116 srb_sg_bytecount = sge64->SgByteCount;
3117 srb_sg_address = (void *)sge64->SgAddress;
3118 if (sge64->SgAddress > 0xffffffffull &&
3119 (sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
3129 ureply = (char *)arg + fibsize;
3130 srbcmd->data_len = srb_sg_bytecount;
3131 if (srbcmd->sg_map.SgCount == 1)
3134 cm->cm_sgtable = (struct aac_sg_table *)&srbcmd->sg_map;
3135 if (transfer_data) {
3136 cm->cm_datalen = srb_sg_bytecount;
3137 cm->cm_data = malloc(cm->cm_datalen, M_AACBUF, M_NOWAIT);
3138 if (cm->cm_data == NULL) {
3142 if (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN)
3143 cm->cm_flags |= AAC_CMD_DATAIN;
3144 if (srbcmd->flags & AAC_SRB_FLAGS_DATA_OUT) {
3145 cm->cm_flags |= AAC_CMD_DATAOUT;
3146 error = copyin(srb_sg_address, cm->cm_data,
3153 fib->Header.Size = sizeof(struct aac_fib_header) +
3154 sizeof(struct aac_srb);
3155 fib->Header.XferState =
3156 AAC_FIBSTATE_HOSTOWNED |
3157 AAC_FIBSTATE_INITIALISED |
3158 AAC_FIBSTATE_EMPTY |
3159 AAC_FIBSTATE_FROMHOST |
3160 AAC_FIBSTATE_REXPECTED |
3162 AAC_FIBSTATE_ASYNC |
3163 AAC_FIBSTATE_FAST_RESPONSE;
3164 fib->Header.Command = (sc->flags & AAC_FLAGS_SG_64BIT) != 0 ?
3165 ScsiPortCommandU64 : ScsiPortCommand;
3167 mtx_lock(&sc->aac_io_lock);
3168 aac_wait_command(cm);
3169 mtx_unlock(&sc->aac_io_lock);
3171 if (transfer_data && (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN) != 0) {
3172 error = copyout(cm->cm_data, srb_sg_address, cm->cm_datalen);
3176 error = copyout(fib->data, ureply, sizeof(struct aac_srb_response));
3179 if (cm->cm_data != NULL)
3180 free(cm->cm_data, M_AACBUF);
3181 mtx_lock(&sc->aac_io_lock);
3182 aac_release_command(cm);
3183 mtx_unlock(&sc->aac_io_lock);
3189 * cdevpriv interface private destructor.
3192 aac_cdevpriv_dtor(void *arg)
3194 struct aac_softc *sc;
3197 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3199 device_unbusy(sc->aac_dev);
3204 * Handle an AIF sent to us by the controller; queue it for later reference.
3205 * If the queue fills up, then drop the older entries.
3208 aac_handle_aif(struct aac_softc *sc, struct aac_fib *fib)
3210 struct aac_aif_command *aif;
3211 struct aac_container *co, *co_next;
3212 struct aac_fib_context *ctx;
3213 struct aac_mntinforesp *mir;
3214 int next, current, found;
3215 int count = 0, added = 0, i = 0;
3218 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3220 aif = (struct aac_aif_command*)&fib->data[0];
3221 aac_print_aif(sc, aif);
3223 /* Is it an event that we should care about? */
3224 switch (aif->command) {
3225 case AifCmdEventNotify:
3226 switch (aif->data.EN.type) {
3227 case AifEnAddContainer:
3228 case AifEnDeleteContainer:
3230 * A container was added or deleted, but the message
3231 * doesn't tell us anything else! Re-enumerate the
3232 * containers and sort things out.
3234 aac_alloc_sync_fib(sc, &fib);
3237 * Ask the controller for its containers one at
3239 * XXX What if the controller's list changes
3240 * midway through this enumaration?
3241 * XXX This should be done async.
3243 if ((mir = aac_get_container_info(sc, fib, i)) == NULL)
3246 count = mir->MntRespCount;
3248 * Check the container against our list.
3249 * co->co_found was already set to 0 in a
3252 if ((mir->Status == ST_OK) &&
3253 (mir->MntTable[0].VolType != CT_NONE)) {
3256 &sc->aac_container_tqh,
3258 if (co->co_mntobj.ObjectId ==
3259 mir->MntTable[0].ObjectId) {
3266 * If the container matched, continue
3275 * This is a new container. Do all the
3276 * appropriate things to set it up.
3278 aac_add_container(sc, mir, 1);
3282 } while ((i < count) && (i < AAC_MAX_CONTAINERS));
3283 aac_release_sync_fib(sc);
3286 * Go through our list of containers and see which ones
3287 * were not marked 'found'. Since the controller didn't
3288 * list them they must have been deleted. Do the
3289 * appropriate steps to destroy the device. Also reset
3290 * the co->co_found field.
3292 co = TAILQ_FIRST(&sc->aac_container_tqh);
3293 while (co != NULL) {
3294 if (co->co_found == 0) {
3295 mtx_unlock(&sc->aac_io_lock);
3297 device_delete_child(sc->aac_dev,
3300 mtx_lock(&sc->aac_io_lock);
3301 co_next = TAILQ_NEXT(co, co_link);
3302 mtx_lock(&sc->aac_container_lock);
3303 TAILQ_REMOVE(&sc->aac_container_tqh, co,
3305 mtx_unlock(&sc->aac_container_lock);
3310 co = TAILQ_NEXT(co, co_link);
3314 /* Attach the newly created containers */
3316 mtx_unlock(&sc->aac_io_lock);
3318 bus_generic_attach(sc->aac_dev);
3320 mtx_lock(&sc->aac_io_lock);
3325 case AifEnEnclosureManagement:
3326 switch (aif->data.EN.data.EEE.eventType) {
3327 case AIF_EM_DRIVE_INSERTION:
3328 case AIF_EM_DRIVE_REMOVAL:
3329 channel = aif->data.EN.data.EEE.unitID;
3330 if (sc->cam_rescan_cb != NULL)
3331 sc->cam_rescan_cb(sc,
3332 (channel >> 24) & 0xF,
3333 (channel & 0xFFFF));
3339 case AifEnDeleteJBOD:
3340 channel = aif->data.EN.data.ECE.container;
3341 if (sc->cam_rescan_cb != NULL)
3342 sc->cam_rescan_cb(sc, (channel >> 24) & 0xF,
3343 AAC_CAM_TARGET_WILDCARD);
3354 /* Copy the AIF data to the AIF queue for ioctl retrieval */
3355 mtx_lock(&sc->aac_aifq_lock);
3356 current = sc->aifq_idx;
3357 next = (current + 1) % AAC_AIFQ_LENGTH;
3359 sc->aifq_filled = 1;
3360 bcopy(fib, &sc->aac_aifq[current], sizeof(struct aac_fib));
3361 /* modify AIF contexts */
3362 if (sc->aifq_filled) {
3363 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3364 if (next == ctx->ctx_idx)
3366 else if (current == ctx->ctx_idx && ctx->ctx_wrap)
3367 ctx->ctx_idx = next;
3370 sc->aifq_idx = next;
3371 /* On the off chance that someone is sleeping for an aif... */
3372 if (sc->aac_state & AAC_STATE_AIF_SLEEPER)
3373 wakeup(sc->aac_aifq);
3374 /* Wakeup any poll()ers */
3375 selwakeuppri(&sc->rcv_select, PRIBIO);
3376 mtx_unlock(&sc->aac_aifq_lock);
3380 * Return the Revision of the driver to userspace and check to see if the
3381 * userspace app is possibly compatible. This is extremely bogus since
3382 * our driver doesn't follow Adaptec's versioning system. Cheat by just
3383 * returning what the card reported.
3386 aac_rev_check(struct aac_softc *sc, caddr_t udata)
3388 struct aac_rev_check rev_check;
3389 struct aac_rev_check_resp rev_check_resp;
3392 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3395 * Copyin the revision struct from userspace
3397 if ((error = copyin(udata, (caddr_t)&rev_check,
3398 sizeof(struct aac_rev_check))) != 0) {
3402 fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "Userland revision= %d\n",
3403 rev_check.callingRevision.buildNumber);
3406 * Doctor up the response struct.
3408 rev_check_resp.possiblyCompatible = 1;
3409 rev_check_resp.adapterSWRevision.external.comp.major =
3410 AAC_DRIVER_MAJOR_VERSION;
3411 rev_check_resp.adapterSWRevision.external.comp.minor =
3412 AAC_DRIVER_MINOR_VERSION;
3413 rev_check_resp.adapterSWRevision.external.comp.type =
3415 rev_check_resp.adapterSWRevision.external.comp.dash =
3416 AAC_DRIVER_BUGFIX_LEVEL;
3417 rev_check_resp.adapterSWRevision.buildNumber =
3420 return(copyout((caddr_t)&rev_check_resp, udata,
3421 sizeof(struct aac_rev_check_resp)));
3425 * Pass the fib context to the caller
3428 aac_open_aif(struct aac_softc *sc, caddr_t arg)
3430 struct aac_fib_context *fibctx, *ctx;
3433 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3435 fibctx = malloc(sizeof(struct aac_fib_context), M_AACBUF, M_NOWAIT|M_ZERO);
3439 mtx_lock(&sc->aac_aifq_lock);
3440 /* all elements are already 0, add to queue */
3441 if (sc->fibctx == NULL)
3442 sc->fibctx = fibctx;
3444 for (ctx = sc->fibctx; ctx->next; ctx = ctx->next)
3450 /* evaluate unique value */
3451 fibctx->unique = (*(u_int32_t *)&fibctx & 0xffffffff);
3453 while (ctx != fibctx) {
3454 if (ctx->unique == fibctx->unique) {
3461 mtx_unlock(&sc->aac_aifq_lock);
3463 error = copyout(&fibctx->unique, (void *)arg, sizeof(u_int32_t));
3465 aac_close_aif(sc, (caddr_t)ctx);
3470 * Close the caller's fib context
3473 aac_close_aif(struct aac_softc *sc, caddr_t arg)
3475 struct aac_fib_context *ctx;
3477 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3479 mtx_lock(&sc->aac_aifq_lock);
3480 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3481 if (ctx->unique == *(uint32_t *)&arg) {
3482 if (ctx == sc->fibctx)
3485 ctx->prev->next = ctx->next;
3487 ctx->next->prev = ctx->prev;
3492 mtx_unlock(&sc->aac_aifq_lock);
3494 free(ctx, M_AACBUF);
3500 * Pass the caller the next AIF in their queue
3503 aac_getnext_aif(struct aac_softc *sc, caddr_t arg)
3505 struct get_adapter_fib_ioctl agf;
3506 struct aac_fib_context *ctx;
3509 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3511 if ((error = copyin(arg, &agf, sizeof(agf))) == 0) {
3512 for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
3513 if (agf.AdapterFibContext == ctx->unique)
3519 error = aac_return_aif(sc, ctx, agf.AifFib);
3520 if (error == EAGAIN && agf.Wait) {
3521 fwprintf(sc, HBA_FLAGS_DBG_AIF_B, "aac_getnext_aif(): waiting for AIF");
3522 sc->aac_state |= AAC_STATE_AIF_SLEEPER;
3523 while (error == EAGAIN) {
3524 error = tsleep(sc->aac_aifq, PRIBIO |
3525 PCATCH, "aacaif", 0);
3527 error = aac_return_aif(sc, ctx, agf.AifFib);
3529 sc->aac_state &= ~AAC_STATE_AIF_SLEEPER;
3536 * Hand the next AIF off the top of the queue out to userspace.
3539 aac_return_aif(struct aac_softc *sc, struct aac_fib_context *ctx, caddr_t uptr)
3543 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3545 mtx_lock(&sc->aac_aifq_lock);
3546 current = ctx->ctx_idx;
3547 if (current == sc->aifq_idx && !ctx->ctx_wrap) {
3549 mtx_unlock(&sc->aac_aifq_lock);
3553 copyout(&sc->aac_aifq[current], (void *)uptr, sizeof(struct aac_fib));
3555 device_printf(sc->aac_dev,
3556 "aac_return_aif: copyout returned %d\n", error);
3559 ctx->ctx_idx = (current + 1) % AAC_AIFQ_LENGTH;
3561 mtx_unlock(&sc->aac_aifq_lock);
3566 aac_get_pci_info(struct aac_softc *sc, caddr_t uptr)
3568 struct aac_pci_info {
3574 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3576 pciinf.bus = pci_get_bus(sc->aac_dev);
3577 pciinf.slot = pci_get_slot(sc->aac_dev);
3579 error = copyout((caddr_t)&pciinf, uptr,
3580 sizeof(struct aac_pci_info));
3586 aac_supported_features(struct aac_softc *sc, caddr_t uptr)
3588 struct aac_features f;
3591 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3593 if ((error = copyin(uptr, &f, sizeof (f))) != 0)
3597 * When the management driver receives FSACTL_GET_FEATURES ioctl with
3598 * ALL zero in the featuresState, the driver will return the current
3599 * state of all the supported features, the data field will not be
3601 * When the management driver receives FSACTL_GET_FEATURES ioctl with
3602 * a specific bit set in the featuresState, the driver will return the
3603 * current state of this specific feature and whatever data that are
3604 * associated with the feature in the data field or perform whatever
3605 * action needed indicates in the data field.
3607 if (f.feat.fValue == 0) {
3608 f.feat.fBits.largeLBA =
3609 (sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
3610 /* TODO: In the future, add other features state here as well */
3612 if (f.feat.fBits.largeLBA)
3613 f.feat.fBits.largeLBA =
3614 (sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
3615 /* TODO: Add other features state and data in the future */
3618 error = copyout(&f, uptr, sizeof (f));
3623 * Give the userland some information about the container. The AAC arch
3624 * expects the driver to be a SCSI passthrough type driver, so it expects
3625 * the containers to have b:t:l numbers. Fake it.
3628 aac_query_disk(struct aac_softc *sc, caddr_t uptr)
3630 struct aac_query_disk query_disk;
3631 struct aac_container *co;
3632 struct aac_disk *disk;
3635 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
3639 error = copyin(uptr, (caddr_t)&query_disk,
3640 sizeof(struct aac_query_disk));
3644 id = query_disk.ContainerNumber;
3648 mtx_lock(&sc->aac_container_lock);
3649 TAILQ_FOREACH(co, &sc->aac_container_tqh, co_link) {
3650 if (co->co_mntobj.ObjectId == id)
3655 query_disk.Valid = 0;
3656 query_disk.Locked = 0;
3657 query_disk.Deleted = 1; /* XXX is this right? */
3659 disk = device_get_softc(co->co_disk);
3660 query_disk.Valid = 1;
3662 (disk->ad_flags & AAC_DISK_OPEN) ? 1 : 0;
3663 query_disk.Deleted = 0;
3664 query_disk.Bus = device_get_unit(sc->aac_dev);
3665 query_disk.Target = disk->unit;
3667 query_disk.UnMapped = 0;
3668 sprintf(&query_disk.diskDeviceName[0], "%s%d",
3669 disk->ad_disk->d_name, disk->ad_disk->d_unit);
3671 mtx_unlock(&sc->aac_container_lock);
3673 error = copyout((caddr_t)&query_disk, uptr,
3674 sizeof(struct aac_query_disk));
3680 aac_get_bus_info(struct aac_softc *sc)
3682 struct aac_fib *fib;
3683 struct aac_ctcfg *c_cmd;
3684 struct aac_ctcfg_resp *c_resp;
3685 struct aac_vmioctl *vmi;
3686 struct aac_vmi_businf_resp *vmi_resp;
3687 struct aac_getbusinf businfo;
3688 struct aac_sim *caminf;
3690 int i, found, error;
3692 mtx_lock(&sc->aac_io_lock);
3693 aac_alloc_sync_fib(sc, &fib);
3694 c_cmd = (struct aac_ctcfg *)&fib->data[0];
3695 bzero(c_cmd, sizeof(struct aac_ctcfg));
3697 c_cmd->Command = VM_ContainerConfig;
3698 c_cmd->cmd = CT_GET_SCSI_METHOD;
3701 error = aac_sync_fib(sc, ContainerCommand, 0, fib,
3702 sizeof(struct aac_ctcfg));
3704 device_printf(sc->aac_dev, "Error %d sending "
3705 "VM_ContainerConfig command\n", error);
3706 aac_release_sync_fib(sc);
3707 mtx_unlock(&sc->aac_io_lock);
3711 c_resp = (struct aac_ctcfg_resp *)&fib->data[0];
3712 if (c_resp->Status != ST_OK) {
3713 device_printf(sc->aac_dev, "VM_ContainerConfig returned 0x%x\n",
3715 aac_release_sync_fib(sc);
3716 mtx_unlock(&sc->aac_io_lock);
3720 sc->scsi_method_id = c_resp->param;
3722 vmi = (struct aac_vmioctl *)&fib->data[0];
3723 bzero(vmi, sizeof(struct aac_vmioctl));
3725 vmi->Command = VM_Ioctl;
3726 vmi->ObjType = FT_DRIVE;
3727 vmi->MethId = sc->scsi_method_id;
3729 vmi->IoctlCmd = GetBusInfo;
3731 error = aac_sync_fib(sc, ContainerCommand, 0, fib,
3732 sizeof(struct aac_vmi_businf_resp));
3734 device_printf(sc->aac_dev, "Error %d sending VMIoctl command\n",
3736 aac_release_sync_fib(sc);
3737 mtx_unlock(&sc->aac_io_lock);
3741 vmi_resp = (struct aac_vmi_businf_resp *)&fib->data[0];
3742 if (vmi_resp->Status != ST_OK) {
3743 device_printf(sc->aac_dev, "VM_Ioctl returned %d\n",
3745 aac_release_sync_fib(sc);
3746 mtx_unlock(&sc->aac_io_lock);
3750 bcopy(&vmi_resp->BusInf, &businfo, sizeof(struct aac_getbusinf));
3751 aac_release_sync_fib(sc);
3752 mtx_unlock(&sc->aac_io_lock);
3755 for (i = 0; i < businfo.BusCount; i++) {
3756 if (businfo.BusValid[i] != AAC_BUS_VALID)
3759 caminf = (struct aac_sim *)malloc( sizeof(struct aac_sim),
3760 M_AACBUF, M_NOWAIT | M_ZERO);
3761 if (caminf == NULL) {
3762 device_printf(sc->aac_dev,
3763 "No memory to add passthrough bus %d\n", i);
3767 child = device_add_child(sc->aac_dev, "aacp", -1);
3768 if (child == NULL) {
3769 device_printf(sc->aac_dev,
3770 "device_add_child failed for passthrough bus %d\n",
3772 free(caminf, M_AACBUF);
3776 caminf->TargetsPerBus = businfo.TargetsPerBus;
3777 caminf->BusNumber = i;
3778 caminf->InitiatorBusId = businfo.InitiatorBusId[i];
3779 caminf->aac_sc = sc;
3780 caminf->sim_dev = child;
3782 device_set_ivars(child, caminf);
3783 device_set_desc(child, "SCSI Passthrough Bus");
3784 TAILQ_INSERT_TAIL(&sc->aac_sim_tqh, caminf, sim_link);
3790 bus_generic_attach(sc->aac_dev);