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