1 /*- 2 * Copyright (c) 2000 Michael Smith 3 * Copyright (c) 2001 Scott Long 4 * Copyright (c) 2000 BSDi 5 * Copyright (c) 2001 Adaptec, Inc. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: src/sys/dev/aac/aacvar.h,v 1.4.2.7 2003/04/08 13:22:08 scottl Exp $ 30 */ 31 32 /* 33 * Driver Parameter Definitions 34 */ 35 36 /* 37 * The firmware interface allows for a 16-bit s/g list length. We limit 38 * ourselves to a reasonable maximum and ensure alignment. 39 */ 40 #define AAC_MAXSGENTRIES 64 /* max S/G entries, limit 65535 */ 41 42 /* 43 * We allocate a small set of FIBs for the adapter to use to send us messages. 44 */ 45 #define AAC_ADAPTER_FIBS 8 46 47 /* 48 * FIBs are allocated up-front, and the pool isn't grown. We should allocate 49 * enough here to let us keep the adapter busy without wasting large amounts 50 * of kernel memory. The current interface implementation limits us to 512 51 * FIBs queued for the adapter at any one time. 52 */ 53 #define AAC_FIB_COUNT 128 54 55 /* 56 * The controller reports status events in AIFs. We hang on to a number of 57 * these in order to pass them out to user-space management tools. 58 */ 59 #define AAC_AIFQ_LENGTH 64 60 61 /* 62 * Firmware messages are passed in the printf buffer. 63 */ 64 #define AAC_PRINTF_BUFSIZE 256 65 66 /* 67 * We wait this many seconds for the adapter to come ready if it is still 68 * booting 69 */ 70 #define AAC_BOOT_TIMEOUT (3 * 60) 71 72 /* 73 * Timeout for immediate commands. 74 */ 75 #define AAC_IMMEDIATE_TIMEOUT 30 /* seconds */ 76 77 /* 78 * Timeout for normal commands 79 */ 80 #define AAC_CMD_TIMEOUT 30 /* seconds */ 81 82 /* 83 * Rate at which we periodically check for timed out commands and kick the 84 * controller. 85 */ 86 #define AAC_PERIODIC_INTERVAL 20 /* seconds */ 87 88 /* 89 * Character device major numbers. 90 */ 91 #define AAC_DISK_MAJOR 200 92 93 /* 94 * Driver Variable Definitions 95 */ 96 97 #if __FreeBSD_version >= 500005 98 # include <sys/taskqueue.h> 99 #endif 100 101 /* 102 * Per-container data structure 103 */ 104 struct aac_container 105 { 106 struct aac_mntobj co_mntobj; 107 device_t co_disk; 108 int co_found; 109 TAILQ_ENTRY(aac_container) co_link; 110 }; 111 112 /* 113 * Per-disk structure 114 */ 115 struct aac_disk 116 { 117 device_t ad_dev; 118 dev_t ad_dev_t; 119 struct aac_softc *ad_controller; 120 struct aac_container *ad_container; 121 struct disk ad_disk; 122 struct devstat ad_stats; 123 struct disklabel ad_label; 124 int ad_flags; 125 #define AAC_DISK_OPEN (1<<0) 126 int ad_cylinders; 127 int ad_heads; 128 int ad_sectors; 129 u_int32_t ad_size; 130 int unit; 131 }; 132 133 /* 134 * Per-command control structure. 135 */ 136 struct aac_command 137 { 138 TAILQ_ENTRY(aac_command) cm_link; /* list linkage */ 139 140 struct aac_softc *cm_sc; /* controller that owns us */ 141 142 struct aac_fib *cm_fib; /* FIB associated with this 143 * command */ 144 u_int32_t cm_fibphys; /* bus address of the FIB */ 145 struct bio *cm_data; /* pointer to data in kernel 146 * space */ 147 u_int32_t cm_datalen; /* data length */ 148 bus_dmamap_t cm_datamap; /* DMA map for bio data */ 149 struct aac_sg_table *cm_sgtable; /* pointer to s/g table in 150 * command */ 151 int cm_flags; 152 #define AAC_CMD_MAPPED (1<<0) /* command has had its data 153 * mapped */ 154 #define AAC_CMD_DATAIN (1<<1) /* command involves data moving 155 * from controller to host */ 156 #define AAC_CMD_DATAOUT (1<<2) /* command involves data moving 157 * from host to controller */ 158 #define AAC_CMD_COMPLETED (1<<3) /* command has been completed */ 159 #define AAC_CMD_TIMEDOUT (1<<4) /* command taken too long */ 160 #define AAC_ON_AACQ_FREE (1<<5) 161 #define AAC_ON_AACQ_READY (1<<6) 162 #define AAC_ON_AACQ_BUSY (1<<7) 163 #define AAC_ON_AACQ_COMPLETE (1<<8) 164 #define AAC_ON_AACQ_MASK ((1<<5)|(1<<6)|(1<<7)|(1<<8)) 165 166 void (* cm_complete)(struct aac_command *cm); 167 void *cm_private; 168 time_t cm_timestamp; /* command creation time */ 169 int cm_queue; 170 }; 171 172 /* 173 * We gather a number of adapter-visible items into a single structure. 174 * 175 * The ordering of this strucure may be important; we copy the Linux driver: 176 * 177 * Adapter FIBs 178 * Init struct 179 * Queue headers (Comm Area) 180 * Printf buffer 181 * 182 * In addition, we add: 183 * Sync Fib 184 */ 185 struct aac_common { 186 /* fibs for the controller to send us messages */ 187 struct aac_fib ac_fibs[AAC_ADAPTER_FIBS]; 188 189 /* the init structure */ 190 struct aac_adapter_init ac_init; 191 192 /* arena within which the queue structures are kept */ 193 u_int8_t ac_qbuf[sizeof(struct aac_queue_table) + 194 AAC_QUEUE_ALIGN]; 195 196 /* buffer for text messages from the controller */ 197 char ac_printf[AAC_PRINTF_BUFSIZE]; 198 199 /* fib for synchronous commands */ 200 struct aac_fib ac_sync_fib; 201 }; 202 203 /* 204 * Interface operations 205 */ 206 struct aac_interface 207 { 208 int (*aif_get_fwstatus)(struct aac_softc *sc); 209 void (*aif_qnotify)(struct aac_softc *sc, int qbit); 210 int (*aif_get_istatus)(struct aac_softc *sc); 211 void (*aif_clr_istatus)(struct aac_softc *sc, int mask); 212 void (*aif_set_mailbox)(struct aac_softc *sc, u_int32_t command, 213 u_int32_t arg0, u_int32_t arg1, 214 u_int32_t arg2, u_int32_t arg3); 215 int (*aif_get_mailbox)(struct aac_softc *sc, int mb); 216 void (*aif_set_interrupts)(struct aac_softc *sc, int enable); 217 }; 218 extern struct aac_interface aac_rx_interface; 219 extern struct aac_interface aac_sa_interface; 220 extern struct aac_interface aac_fa_interface; 221 222 #define AAC_GET_FWSTATUS(sc) ((sc)->aac_if.aif_get_fwstatus((sc))) 223 #define AAC_QNOTIFY(sc, qbit) ((sc)->aac_if.aif_qnotify((sc), (qbit))) 224 #define AAC_GET_ISTATUS(sc) ((sc)->aac_if.aif_get_istatus((sc))) 225 #define AAC_CLEAR_ISTATUS(sc, mask) ((sc)->aac_if.aif_clr_istatus((sc), \ 226 (mask))) 227 #define AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3) \ 228 ((sc)->aac_if.aif_set_mailbox((sc), (command), (arg0), (arg1), (arg2), \ 229 (arg3))) 230 #define AAC_GET_MAILBOX(sc, mb) ((sc)->aac_if.aif_get_mailbox((sc), \ 231 (mb))) 232 #define AAC_MASK_INTERRUPTS(sc) ((sc)->aac_if.aif_set_interrupts((sc), \ 233 0)) 234 #define AAC_UNMASK_INTERRUPTS(sc) ((sc)->aac_if.aif_set_interrupts((sc), \ 235 1)) 236 237 #define AAC_SETREG4(sc, reg, val) bus_space_write_4(sc->aac_btag, \ 238 sc->aac_bhandle, reg, val) 239 #define AAC_GETREG4(sc, reg) bus_space_read_4 (sc->aac_btag, \ 240 sc->aac_bhandle, reg) 241 #define AAC_SETREG2(sc, reg, val) bus_space_write_2(sc->aac_btag, \ 242 sc->aac_bhandle, reg, val) 243 #define AAC_GETREG2(sc, reg) bus_space_read_2 (sc->aac_btag, \ 244 sc->aac_bhandle, reg) 245 #define AAC_SETREG1(sc, reg, val) bus_space_write_1(sc->aac_btag, \ 246 sc->aac_bhandle, reg, val) 247 #define AAC_GETREG1(sc, reg) bus_space_read_1 (sc->aac_btag, \ 248 sc->aac_bhandle, reg) 249 250 TAILQ_HEAD(aac_container_tq, aac_container); 251 252 /* Define the OS version specific locks */ 253 #if __FreeBSD_version >= 500005 254 #include <sys/lock.h> 255 #include <sys/mutex.h> 256 typedef struct mtx aac_lock_t; 257 #define AAC_LOCK_INIT(l, s) mtx_init(l, s, MTX_DEF) 258 #define AAC_LOCK_ACQUIRE(l) mtx_lock(l) 259 #define AAC_LOCK_RELEASE(l) mtx_unlock(l) 260 #else 261 typedef struct simplelock aac_lock_t; 262 #define AAC_LOCK_INIT(l, s) simple_lock_init(l) 263 #define AAC_LOCK_ACQUIRE(l) simple_lock(l) 264 #define AAC_LOCK_RELEASE(l) simple_unlock(l) 265 #endif 266 267 #if __FreeBSD_version >= 500005 268 #include <sys/selinfo.h> 269 #else 270 #include <sys/select.h> 271 #endif 272 273 /* 274 * Per-controller structure. 275 */ 276 struct aac_softc 277 { 278 /* bus connections */ 279 device_t aac_dev; 280 struct resource *aac_regs_resource; /* register interface 281 * window */ 282 int aac_regs_rid; /* resource ID */ 283 bus_space_handle_t aac_bhandle; /* bus space handle */ 284 bus_space_tag_t aac_btag; /* bus space tag */ 285 bus_dma_tag_t aac_parent_dmat; /* parent DMA tag */ 286 bus_dma_tag_t aac_buffer_dmat; /* data buffer/command 287 * DMA tag */ 288 struct resource *aac_irq; /* interrupt */ 289 int aac_irq_rid; 290 void *aac_intr; /* interrupt handle */ 291 292 /* controller features, limits and status */ 293 int aac_state; 294 #define AAC_STATE_SUSPEND (1<<0) 295 #define AAC_STATE_OPEN (1<<1) 296 #define AAC_STATE_INTERRUPTS_ON (1<<2) 297 #define AAC_STATE_AIF_SLEEPER (1<<3) 298 struct FsaRevision aac_revision; 299 300 /* controller hardware interface */ 301 int aac_hwif; 302 #define AAC_HWIF_I960RX 0 303 #define AAC_HWIF_STRONGARM 1 304 #define AAC_HWIF_FALCON 2 305 #define AAC_HWIF_UNKNOWN -1 306 bus_dma_tag_t aac_common_dmat; /* common structure 307 * DMA tag */ 308 bus_dmamap_t aac_common_dmamap; /* common structure 309 * DMA map */ 310 struct aac_common *aac_common; 311 u_int32_t aac_common_busaddr; 312 struct aac_interface aac_if; 313 314 /* command/fib resources */ 315 bus_dma_tag_t aac_fib_dmat; /* DMA tag for allocing FIBs */ 316 struct aac_fib *aac_fibs; 317 bus_dmamap_t aac_fibmap; 318 u_int32_t aac_fibphys; 319 struct aac_command aac_command[AAC_FIB_COUNT]; 320 321 /* command management */ 322 TAILQ_HEAD(,aac_command) aac_free; /* command structures 323 * available for reuse */ 324 TAILQ_HEAD(,aac_command) aac_ready; /* commands on hold for 325 * controller resources */ 326 TAILQ_HEAD(,aac_command) aac_busy; 327 TAILQ_HEAD(,aac_command) aac_complete; /* commands which have been 328 * returned by the controller */ 329 struct bio_queue_head aac_bioq; 330 struct aac_queue_table *aac_queues; 331 struct aac_queue_entry *aac_qentries[AAC_QUEUE_COUNT]; 332 333 struct aac_qstat aac_qstat[AACQ_COUNT]; /* queue statistics */ 334 335 /* connected containters */ 336 struct aac_container_tq aac_container_tqh; 337 aac_lock_t aac_container_lock; 338 339 /* Protect the sync fib */ 340 #define AAC_SYNC_LOCK_FORCE (1 << 0) 341 aac_lock_t aac_sync_lock; 342 343 /* delayed activity infrastructure */ 344 #if __FreeBSD_version >= 500005 345 struct task aac_task_complete; /* deferred-completion 346 * task */ 347 #endif 348 struct intr_config_hook aac_ich; 349 350 /* management interface */ 351 dev_t aac_dev_t; 352 aac_lock_t aac_aifq_lock; 353 struct aac_aif_command aac_aifq[AAC_AIFQ_LENGTH]; 354 int aac_aifq_head; 355 int aac_aifq_tail; 356 struct selinfo rcv_select; 357 struct proc *aifthread; 358 int aifflags; 359 #define AAC_AIFFLAGS_RUNNING (1 << 0) 360 #define AAC_AIFFLAGS_PENDING (1 << 1) 361 #define AAC_AIFFLAGS_EXIT (1 << 2) 362 #define AAC_AIFFLAGS_EXITED (1 << 3) 363 u_int32_t flags; 364 #define AAC_FLAGS_PERC2QC (1 << 0) 365 #define AAC_FLAGS_ENABLE_CAM (1 << 1) /* No SCSI passthrough */ 366 #define AAC_FLAGS_CAM_NORESET (1 << 2) /* Fake SCSI resets */ 367 #define AAC_FLAGS_CAM_PASSONLY (1 << 3) /* Only create pass devices */ 368 #define AAC_FLAGS_4GB_WINDOW (1 << 5) /* Device can access host mem 369 * 2GB-4GB range */ 370 #define AAC_FLAGS_NO4GB (1 << 6) /* Can't access host mem >2GB */ 371 #define AAC_FLAGS_256FIBS (1 << 7) /* Can only do 256 commands */ 372 373 u_int32_t supported_options; 374 u_int32_t scsi_method_id; 375 }; 376 377 378 /* 379 * Public functions 380 */ 381 extern void aac_free(struct aac_softc *sc); 382 extern int aac_attach(struct aac_softc *sc); 383 extern int aac_detach(device_t dev); 384 extern int aac_shutdown(device_t dev); 385 extern int aac_suspend(device_t dev); 386 extern int aac_resume(device_t dev); 387 extern void aac_intr(void *arg); 388 extern devclass_t aac_devclass; 389 extern void aac_submit_bio(struct bio *bp); 390 extern void aac_biodone(struct bio *bp); 391 extern int aac_dump_enqueue(struct aac_disk *ad, u_int32_t lba, 392 void *data, int nblks); 393 extern void aac_dump_complete(struct aac_softc *sc); 394 extern void aac_startio(struct aac_softc *sc); 395 extern int aac_alloc_command(struct aac_softc *sc, 396 struct aac_command **cmp); 397 extern void aac_release_command(struct aac_command *cm); 398 extern int aac_alloc_sync_fib(struct aac_softc *sc, 399 struct aac_fib **fib, int flags); 400 extern void aac_release_sync_fib(struct aac_softc *sc); 401 extern int aac_sync_fib(struct aac_softc *sc, u_int32_t command, 402 u_int32_t xferstate, struct aac_fib *fib, 403 u_int16_t datasize); 404 405 /* 406 * Debugging levels: 407 * 0 - quiet, only emit warnings 408 * 1 - noisy, emit major function points and things done 409 * 2 - extremely noisy, emit trace items in loops, etc. 410 */ 411 #ifdef AAC_DEBUG 412 # define debug(level, fmt, args...) \ 413 do { \ 414 if (level <=AAC_DEBUG) printf("%s: " fmt "\n", __FUNCTION__ , ##args); \ 415 } while (0) 416 # define debug_called(level) \ 417 do { \ 418 if (level <= AAC_DEBUG) printf(__FUNCTION__ ": called\n"); \ 419 } while (0) 420 421 extern void aac_print_queues(struct aac_softc *sc); 422 extern void aac_panic(struct aac_softc *sc, char *reason); 423 extern void aac_print_fib(struct aac_softc *sc, struct aac_fib *fib, 424 char *caller); 425 extern void aac_print_aif(struct aac_softc *sc, 426 struct aac_aif_command *aif); 427 428 # define AAC_PRINT_FIB(sc, fib) aac_print_fib(sc, fib, __FUNCTION__) 429 430 #else 431 # define debug(level, fmt, args...) 432 # define debug_called(level) 433 434 # define aac_print_queues(sc) 435 # define aac_panic(sc, reason) 436 437 # define AAC_PRINT_FIB(sc, fib) 438 # define aac_print_aif(sc, aac_aif_command) 439 #endif 440 441 struct aac_code_lookup { 442 char *string; 443 u_int32_t code; 444 }; 445 446 /* 447 * Queue primitives for driver queues. 448 */ 449 #define AACQ_ADD(sc, qname) \ 450 do { \ 451 struct aac_qstat *qs; \ 452 \ 453 qs = &(sc)->aac_qstat[qname]; \ 454 \ 455 qs->q_length++; \ 456 if (qs->q_length > qs->q_max) \ 457 qs->q_max = qs->q_length; \ 458 } while (0) 459 460 #define AACQ_REMOVE(sc, qname) (sc)->aac_qstat[qname].q_length-- 461 #define AACQ_INIT(sc, qname) \ 462 do { \ 463 sc->aac_qstat[qname].q_length = 0; \ 464 sc->aac_qstat[qname].q_max = 0; \ 465 } while (0) 466 467 468 #define AACQ_COMMAND_QUEUE(name, index) \ 469 static __inline void \ 470 aac_initq_ ## name (struct aac_softc *sc) \ 471 { \ 472 TAILQ_INIT(&sc->aac_ ## name); \ 473 AACQ_INIT(sc, index); \ 474 } \ 475 static __inline void \ 476 aac_enqueue_ ## name (struct aac_command *cm) \ 477 { \ 478 int s; \ 479 \ 480 s = splbio(); \ 481 if ((cm->cm_flags & AAC_ON_AACQ_MASK) != 0) { \ 482 printf("command %p is on another queue, flags = %#x\n", \ 483 cm, cm->cm_flags); \ 484 panic("command is on another queue"); \ 485 } \ 486 TAILQ_INSERT_TAIL(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 487 cm->cm_flags |= AAC_ON_ ## index; \ 488 AACQ_ADD(cm->cm_sc, index); \ 489 splx(s); \ 490 } \ 491 static __inline void \ 492 aac_requeue_ ## name (struct aac_command *cm) \ 493 { \ 494 int s; \ 495 \ 496 s = splbio(); \ 497 if ((cm->cm_flags & AAC_ON_AACQ_MASK) != 0) { \ 498 printf("command %p is on another queue, flags = %#x\n", \ 499 cm, cm->cm_flags); \ 500 panic("command is on another queue"); \ 501 } \ 502 TAILQ_INSERT_HEAD(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 503 cm->cm_flags |= AAC_ON_ ## index; \ 504 AACQ_ADD(cm->cm_sc, index); \ 505 splx(s); \ 506 } \ 507 static __inline struct aac_command * \ 508 aac_dequeue_ ## name (struct aac_softc *sc) \ 509 { \ 510 struct aac_command *cm; \ 511 int s; \ 512 \ 513 s = splbio(); \ 514 if ((cm = TAILQ_FIRST(&sc->aac_ ## name)) != NULL) { \ 515 if ((cm->cm_flags & AAC_ON_ ## index) == 0) { \ 516 printf("command %p not in queue, flags = %#x, " \ 517 "bit = %#x\n", cm, cm->cm_flags, \ 518 AAC_ON_ ## index); \ 519 panic("command not in queue"); \ 520 } \ 521 TAILQ_REMOVE(&sc->aac_ ## name, cm, cm_link); \ 522 cm->cm_flags &= ~AAC_ON_ ## index; \ 523 AACQ_REMOVE(sc, index); \ 524 } \ 525 splx(s); \ 526 return(cm); \ 527 } \ 528 static __inline void \ 529 aac_remove_ ## name (struct aac_command *cm) \ 530 { \ 531 int s; \ 532 \ 533 s = splbio(); \ 534 if ((cm->cm_flags & AAC_ON_ ## index) == 0) { \ 535 printf("command %p not in queue, flags = %#x, " \ 536 "bit = %#x\n", cm, cm->cm_flags, \ 537 AAC_ON_ ## index); \ 538 panic("command not in queue"); \ 539 } \ 540 TAILQ_REMOVE(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 541 cm->cm_flags &= ~AAC_ON_ ## index; \ 542 AACQ_REMOVE(cm->cm_sc, index); \ 543 splx(s); \ 544 } \ 545 struct hack 546 547 AACQ_COMMAND_QUEUE(free, AACQ_FREE); 548 AACQ_COMMAND_QUEUE(ready, AACQ_READY); 549 AACQ_COMMAND_QUEUE(busy, AACQ_BUSY); 550 AACQ_COMMAND_QUEUE(complete, AACQ_COMPLETE); 551 552 /* 553 * outstanding bio queue 554 */ 555 static __inline void 556 aac_initq_bio(struct aac_softc *sc) 557 { 558 bioq_init(&sc->aac_bioq); 559 AACQ_INIT(sc, AACQ_BIO); 560 } 561 562 static __inline void 563 aac_enqueue_bio(struct aac_softc *sc, struct bio *bp) 564 { 565 int s; 566 567 s = splbio(); 568 bioq_insert_tail(&sc->aac_bioq, bp); 569 AACQ_ADD(sc, AACQ_BIO); 570 splx(s); 571 } 572 573 static __inline struct bio * 574 aac_dequeue_bio(struct aac_softc *sc) 575 { 576 int s; 577 struct bio *bp; 578 579 s = splbio(); 580 if ((bp = bioq_first(&sc->aac_bioq)) != NULL) { 581 bioq_remove(&sc->aac_bioq, bp); 582 AACQ_REMOVE(sc, AACQ_BIO); 583 } 584 splx(s); 585 return(bp); 586 } 587 588 static __inline void 589 aac_print_printf(struct aac_softc *sc) 590 { 591 /* 592 * XXX We have the ability to read the length of the printf string 593 * from out of the mailboxes. 594 */ 595 device_printf(sc->aac_dev, "**Monitor** %.*s", AAC_PRINTF_BUFSIZE, 596 sc->aac_common->ac_printf); 597 AAC_QNOTIFY(sc, AAC_DB_PRINTF); 598 } 599