aacvar.h revision 212661
1295367Sdes/*- 2218767Sdes * Copyright (c) 2000 Michael Smith 3218767Sdes * Copyright (c) 2001 Scott Long 4218767Sdes * Copyright (c) 2000 BSDi 5218767Sdes * Copyright (c) 2001 Adaptec, Inc. 6218767Sdes * All rights reserved. 7218767Sdes * 8218767Sdes * Redistribution and use in source and binary forms, with or without 9218767Sdes * modification, are permitted provided that the following conditions 10218767Sdes * are met: 11218767Sdes * 1. Redistributions of source code must retain the above copyright 12218767Sdes * notice, this list of conditions and the following disclaimer. 13218767Sdes * 2. Redistributions in binary form must reproduce the above copyright 14218767Sdes * notice, this list of conditions and the following disclaimer in the 15218767Sdes * documentation and/or other materials provided with the distribution. 16218767Sdes * 17218767Sdes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18218767Sdes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19218767Sdes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20218767Sdes * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21218767Sdes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22218767Sdes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23218767Sdes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24218767Sdes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25218767Sdes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26218767Sdes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27218767Sdes * SUCH DAMAGE. 28218767Sdes * 29295367Sdes * $FreeBSD: head/sys/dev/aac/aacvar.h 212661 2010-09-15 14:24:21Z attilio $ 30295367Sdes */ 31218767Sdes 32218767Sdes#include <sys/bio.h> 33218767Sdes#include <sys/callout.h> 34218767Sdes#include <sys/lock.h> 35295367Sdes#include <sys/mutex.h> 36295367Sdes#include <sys/taskqueue.h> 37295367Sdes#include <sys/selinfo.h> 38218767Sdes#include <geom/geom_disk.h> 39295367Sdes 40218767Sdes#define AAC_TYPE_DEVO 1 41218767Sdes#define AAC_TYPE_ALPHA 2 42218767Sdes#define AAC_TYPE_BETA 3 43218767Sdes#define AAC_TYPE_RELEASE 4 44218767Sdes 45295367Sdes#define AAC_DRIVER_MAJOR_VERSION 2 46295367Sdes#define AAC_DRIVER_MINOR_VERSION 1 47295367Sdes#define AAC_DRIVER_BUGFIX_LEVEL 9 48295367Sdes#define AAC_DRIVER_TYPE AAC_TYPE_RELEASE 49218767Sdes 50295367Sdes#ifndef AAC_DRIVER_BUILD 51218767Sdes# define AAC_DRIVER_BUILD 1 52295367Sdes#endif 53295367Sdes 54218767Sdes/* 55295367Sdes * Driver Parameter Definitions 56295367Sdes */ 57295367Sdes 58295367Sdes/* 59295367Sdes * The firmware interface allows for a 16-bit s/g list length. We limit 60295367Sdes * ourselves to a reasonable maximum and ensure alignment. 61295367Sdes */ 62295367Sdes#define AAC_MAXSGENTRIES 64 /* max S/G entries, limit 65535 */ 63295367Sdes 64295367Sdes/* 65218767Sdes * We allocate a small set of FIBs for the adapter to use to send us messages. 66295367Sdes */ 67218767Sdes#define AAC_ADAPTER_FIBS 8 68295367Sdes 69295367Sdes/* 70295367Sdes * The controller reports status events in AIFs. We hang on to a number of 71218767Sdes * these in order to pass them out to user-space management tools. 72295367Sdes */ 73295367Sdes#define AAC_AIFQ_LENGTH 64 74295367Sdes 75295367Sdes/* 76295367Sdes * Firmware messages are passed in the printf buffer. 77218767Sdes */ 78295367Sdes#define AAC_PRINTF_BUFSIZE 256 79295367Sdes 80295367Sdes/* 81295367Sdes * We wait this many seconds for the adapter to come ready if it is still 82295367Sdes * booting 83295367Sdes */ 84295367Sdes#define AAC_BOOT_TIMEOUT (3 * 60) 85295367Sdes 86218767Sdes/* 87218767Sdes * Timeout for immediate commands. 88218767Sdes */ 89218767Sdes#define AAC_IMMEDIATE_TIMEOUT 30 /* seconds */ 90295367Sdes 91218767Sdes/* 92218767Sdes * Timeout for normal commands 93218767Sdes */ 94295367Sdes#define AAC_CMD_TIMEOUT 120 /* seconds */ 95295367Sdes 96295367Sdes/* 97295367Sdes * Rate at which we periodically check for timed out commands and kick the 98295367Sdes * controller. 99295367Sdes */ 100295367Sdes#define AAC_PERIODIC_INTERVAL 20 /* seconds */ 101295367Sdes 102295367Sdes/* 103295367Sdes * Per-container data structure 104295367Sdes */ 105295367Sdesstruct aac_container 106295367Sdes{ 107295367Sdes struct aac_mntobj co_mntobj; 108295367Sdes device_t co_disk; 109295367Sdes int co_found; 110295367Sdes TAILQ_ENTRY(aac_container) co_link; 111295367Sdes}; 112295367Sdes 113218767Sdes/* 114218767Sdes * Per-SIM data structure 115218767Sdes */ 116295367Sdesstruct aac_sim 117218767Sdes{ 118295367Sdes device_t sim_dev; 119295367Sdes int TargetsPerBus; 120295367Sdes int BusNumber; 121295367Sdes int InitiatorBusId; 122295367Sdes struct aac_softc *aac_sc; 123218767Sdes TAILQ_ENTRY(aac_sim) sim_link; 124218767Sdes}; 125218767Sdes 126295367Sdes/* 127295367Sdes * Per-disk structure 128295367Sdes */ 129295367Sdesstruct aac_disk 130295367Sdes{ 131218767Sdes device_t ad_dev; 132295367Sdes struct aac_softc *ad_controller; 133295367Sdes struct aac_container *ad_container; 134295367Sdes struct disk *ad_disk; 135295367Sdes int ad_flags; 136295367Sdes#define AAC_DISK_OPEN (1<<0) 137218767Sdes int ad_cylinders; 138295367Sdes int ad_heads; 139218767Sdes int ad_sectors; 140218767Sdes u_int64_t ad_size; 141218767Sdes int unit; 142295367Sdes}; 143295367Sdes 144295367Sdes/* 145295367Sdes * Per-command control structure. 146295367Sdes */ 147262566Sdesstruct aac_command 148218767Sdes{ 149218767Sdes TAILQ_ENTRY(aac_command) cm_link; /* list linkage */ 150218767Sdes 151295367Sdes struct aac_softc *cm_sc; /* controller that owns us */ 152295367Sdes 153218767Sdes struct aac_fib *cm_fib; /* FIB associated with this 154218767Sdes * command */ 155218767Sdes u_int64_t cm_fibphys; /* bus address of the FIB */ 156218767Sdes struct bio *cm_data; /* pointer to data in kernel 157295367Sdes * space */ 158295367Sdes u_int32_t cm_datalen; /* data length */ 159218767Sdes bus_dmamap_t cm_datamap; /* DMA map for bio data */ 160218767Sdes struct aac_sg_table *cm_sgtable; /* pointer to s/g table in 161218767Sdes * command */ 162218767Sdes int cm_flags; 163295367Sdes#define AAC_CMD_MAPPED (1<<0) /* command has had its data 164295367Sdes * mapped */ 165295367Sdes#define AAC_CMD_DATAIN (1<<1) /* command involves data moving 166295367Sdes * from controller to host */ 167295367Sdes#define AAC_CMD_DATAOUT (1<<2) /* command involves data moving 168218767Sdes * from host to controller */ 169218767Sdes#define AAC_CMD_COMPLETED (1<<3) /* command has been completed */ 170218767Sdes#define AAC_CMD_TIMEDOUT (1<<4) /* command taken too long */ 171218767Sdes#define AAC_ON_AACQ_FREE (1<<5) 172295367Sdes#define AAC_ON_AACQ_READY (1<<6) 173295367Sdes#define AAC_ON_AACQ_BUSY (1<<7) 174295367Sdes#define AAC_ON_AACQ_AIF (1<<8) 175218767Sdes#define AAC_ON_AACQ_NORM (1<<10) 176218767Sdes#define AAC_ON_AACQ_MASK ((1<<5)|(1<<6)|(1<<7)|(1<<8)|(1<<10)) 177218767Sdes#define AAC_QUEUE_FRZN (1<<9) /* Freeze the processing of 178295367Sdes * commands on the queue. */ 179218767Sdes 180295367Sdes void (* cm_complete)(struct aac_command *cm); 181295367Sdes void *cm_private; 182295367Sdes time_t cm_timestamp; /* command creation time */ 183295367Sdes int cm_queue; 184295367Sdes int cm_index; 185295367Sdes}; 186218767Sdes 187295367Sdesstruct aac_fibmap { 188295367Sdes TAILQ_ENTRY(aac_fibmap) fm_link; /* list linkage */ 189295367Sdes struct aac_fib *aac_fibs; 190295367Sdes bus_dmamap_t aac_fibmap; 191295367Sdes struct aac_command *aac_commands; 192295367Sdes}; 193295367Sdes 194295367Sdes/* 195295367Sdes * We gather a number of adapter-visible items into a single structure. 196295367Sdes * 197295367Sdes * The ordering of this strucure may be important; we copy the Linux driver: 198295367Sdes * 199295367Sdes * Adapter FIBs 200295367Sdes * Init struct 201295367Sdes * Queue headers (Comm Area) 202295367Sdes * Printf buffer 203295367Sdes * 204255767Sdes * In addition, we add: 205295367Sdes * Sync Fib 206295367Sdes */ 207295367Sdesstruct aac_common { 208218767Sdes /* fibs for the controller to send us messages */ 209 struct aac_fib ac_fibs[AAC_ADAPTER_FIBS]; 210 211 /* the init structure */ 212 struct aac_adapter_init ac_init; 213 214 /* arena within which the queue structures are kept */ 215 u_int8_t ac_qbuf[sizeof(struct aac_queue_table) + 216 AAC_QUEUE_ALIGN]; 217 218 /* buffer for text messages from the controller */ 219 char ac_printf[AAC_PRINTF_BUFSIZE]; 220 221 /* fib for synchronous commands */ 222 struct aac_fib ac_sync_fib; 223}; 224 225/* 226 * Interface operations 227 */ 228struct aac_interface 229{ 230 int (*aif_get_fwstatus)(struct aac_softc *sc); 231 void (*aif_qnotify)(struct aac_softc *sc, int qbit); 232 int (*aif_get_istatus)(struct aac_softc *sc); 233 void (*aif_clr_istatus)(struct aac_softc *sc, int mask); 234 void (*aif_set_mailbox)(struct aac_softc *sc, u_int32_t command, 235 u_int32_t arg0, u_int32_t arg1, 236 u_int32_t arg2, u_int32_t arg3); 237 int (*aif_get_mailbox)(struct aac_softc *sc, int mb); 238 void (*aif_set_interrupts)(struct aac_softc *sc, int enable); 239 int (*aif_send_command)(struct aac_softc *sc, struct aac_command *cm); 240 int (*aif_get_outb_queue)(struct aac_softc *sc); 241 void (*aif_set_outb_queue)(struct aac_softc *sc, int index); 242}; 243extern struct aac_interface aac_rx_interface; 244extern struct aac_interface aac_sa_interface; 245extern struct aac_interface aac_fa_interface; 246extern struct aac_interface aac_rkt_interface; 247 248#define AAC_GET_FWSTATUS(sc) ((sc)->aac_if.aif_get_fwstatus((sc))) 249#define AAC_QNOTIFY(sc, qbit) ((sc)->aac_if.aif_qnotify((sc), (qbit))) 250#define AAC_GET_ISTATUS(sc) ((sc)->aac_if.aif_get_istatus((sc))) 251#define AAC_CLEAR_ISTATUS(sc, mask) ((sc)->aac_if.aif_clr_istatus((sc), \ 252 (mask))) 253#define AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3) \ 254 ((sc)->aac_if.aif_set_mailbox((sc), (command), (arg0), (arg1), (arg2), \ 255 (arg3))) 256#define AAC_GET_MAILBOX(sc, mb) ((sc)->aac_if.aif_get_mailbox((sc), \ 257 (mb))) 258#define AAC_MASK_INTERRUPTS(sc) ((sc)->aac_if.aif_set_interrupts((sc), \ 259 0)) 260#define AAC_UNMASK_INTERRUPTS(sc) ((sc)->aac_if.aif_set_interrupts((sc), \ 261 1)) 262#define AAC_SEND_COMMAND(sc, cm) ((sc)->aac_if.aif_send_command((sc), (cm))) 263#define AAC_GET_OUTB_QUEUE(sc) ((sc)->aac_if.aif_get_outb_queue((sc))) 264#define AAC_SET_OUTB_QUEUE(sc, idx) ((sc)->aac_if.aif_set_outb_queue((sc), (idx))) 265 266#define AAC_MEM0_SETREG4(sc, reg, val) bus_space_write_4(sc->aac_btag0, \ 267 sc->aac_bhandle0, reg, val) 268#define AAC_MEM0_GETREG4(sc, reg) bus_space_read_4(sc->aac_btag0, \ 269 sc->aac_bhandle0, reg) 270#define AAC_MEM0_SETREG2(sc, reg, val) bus_space_write_2(sc->aac_btag0, \ 271 sc->aac_bhandle0, reg, val) 272#define AAC_MEM0_GETREG2(sc, reg) bus_space_read_2(sc->aac_btag0, \ 273 sc->aac_bhandle0, reg) 274#define AAC_MEM0_SETREG1(sc, reg, val) bus_space_write_1(sc->aac_btag0, \ 275 sc->aac_bhandle0, reg, val) 276#define AAC_MEM0_GETREG1(sc, reg) bus_space_read_1(sc->aac_btag0, \ 277 sc->aac_bhandle0, reg) 278 279#define AAC_MEM1_SETREG4(sc, reg, val) bus_space_write_4(sc->aac_btag1, \ 280 sc->aac_bhandle1, reg, val) 281#define AAC_MEM1_GETREG4(sc, reg) bus_space_read_4(sc->aac_btag1, \ 282 sc->aac_bhandle1, reg) 283#define AAC_MEM1_SETREG2(sc, reg, val) bus_space_write_2(sc->aac_btag1, \ 284 sc->aac_bhandle1, reg, val) 285#define AAC_MEM1_GETREG2(sc, reg) bus_space_read_2(sc->aac_btag1, \ 286 sc->aac_bhandle1, reg) 287#define AAC_MEM1_SETREG1(sc, reg, val) bus_space_write_1(sc->aac_btag1, \ 288 sc->aac_bhandle1, reg, val) 289#define AAC_MEM1_GETREG1(sc, reg) bus_space_read_1(sc->aac_btag1, \ 290 sc->aac_bhandle1, reg) 291 292/* fib context (IOCTL) */ 293struct aac_fib_context { 294 u_int32_t unique; 295 int ctx_idx; 296 int ctx_wrap; 297 struct aac_fib_context *next, *prev; 298}; 299 300/* 301 * Per-controller structure. 302 */ 303struct aac_softc 304{ 305 /* bus connections */ 306 device_t aac_dev; 307 struct resource *aac_regs_res0, *aac_regs_res1; /* reg. if. window */ 308 int aac_regs_rid0, aac_regs_rid1; /* resource ID */ 309 bus_space_handle_t aac_bhandle0, aac_bhandle1; /* bus space handle */ 310 bus_space_tag_t aac_btag0, aac_btag1; /* bus space tag */ 311 bus_dma_tag_t aac_parent_dmat; /* parent DMA tag */ 312 bus_dma_tag_t aac_buffer_dmat; /* data buffer/command 313 * DMA tag */ 314 struct resource *aac_irq; /* interrupt */ 315 int aac_irq_rid; 316 void *aac_intr; /* interrupt handle */ 317 eventhandler_tag eh; 318 319 /* controller features, limits and status */ 320 int aac_state; 321#define AAC_STATE_SUSPEND (1<<0) 322#define AAC_STATE_UNUSED0 (1<<1) 323#define AAC_STATE_INTERRUPTS_ON (1<<2) 324#define AAC_STATE_AIF_SLEEPER (1<<3) 325 struct FsaRevision aac_revision; 326 327 /* controller hardware interface */ 328 int aac_hwif; 329#define AAC_HWIF_I960RX 0 330#define AAC_HWIF_STRONGARM 1 331#define AAC_HWIF_RKT 3 332#define AAC_HWIF_NARK 4 333#define AAC_HWIF_UNKNOWN -1 334 bus_dma_tag_t aac_common_dmat; /* common structure 335 * DMA tag */ 336 bus_dmamap_t aac_common_dmamap; /* common structure 337 * DMA map */ 338 struct aac_common *aac_common; 339 u_int32_t aac_common_busaddr; 340 struct aac_interface aac_if; 341 342 /* command/fib resources */ 343 bus_dma_tag_t aac_fib_dmat; /* DMA tag for allocing FIBs */ 344 TAILQ_HEAD(,aac_fibmap) aac_fibmap_tqh; 345 u_int total_fibs; 346 struct aac_command *aac_commands; 347 348 /* command management */ 349 TAILQ_HEAD(,aac_command) aac_free; /* command structures 350 * available for reuse */ 351 TAILQ_HEAD(,aac_command) aac_ready; /* commands on hold for 352 * controller resources */ 353 TAILQ_HEAD(,aac_command) aac_busy; 354 TAILQ_HEAD(,aac_event) aac_ev_cmfree; 355 struct bio_queue_head aac_bioq; 356 struct aac_queue_table *aac_queues; 357 struct aac_queue_entry *aac_qentries[AAC_QUEUE_COUNT]; 358 359 struct aac_qstat aac_qstat[AACQ_COUNT]; /* queue statistics */ 360 361 /* connected containters */ 362 TAILQ_HEAD(,aac_container) aac_container_tqh; 363 struct mtx aac_container_lock; 364 365 /* 366 * The general I/O lock. This protects the sync fib, the lists, the 367 * queues, and the registers. 368 */ 369 struct mtx aac_io_lock; 370 371 /* delayed activity infrastructure */ 372 struct task aac_task_complete; /* deferred-completion 373 * task */ 374 struct intr_config_hook aac_ich; 375 376 /* management interface */ 377 struct cdev *aac_dev_t; 378 struct mtx aac_aifq_lock; 379 struct aac_fib aac_aifq[AAC_AIFQ_LENGTH]; 380 int aifq_idx; 381 int aifq_filled; 382 struct aac_fib_context *fibctx; 383 struct selinfo rcv_select; 384 struct proc *aifthread; 385 int aifflags; 386#define AAC_AIFFLAGS_RUNNING (1 << 0) 387#define AAC_AIFFLAGS_AIF (1 << 1) 388#define AAC_AIFFLAGS_EXIT (1 << 2) 389#define AAC_AIFFLAGS_EXITED (1 << 3) 390#define AAC_AIFFLAGS_PRINTF (1 << 4) 391#define AAC_AIFFLAGS_ALLOCFIBS (1 << 5) 392#define AAC_AIFFLAGS_PENDING (AAC_AIFFLAGS_AIF | AAC_AIFFLAGS_PRINTF | \ 393 AAC_AIFFLAGS_ALLOCFIBS) 394 u_int32_t flags; 395#define AAC_FLAGS_PERC2QC (1 << 0) 396#define AAC_FLAGS_ENABLE_CAM (1 << 1) /* No SCSI passthrough */ 397#define AAC_FLAGS_CAM_NORESET (1 << 2) /* Fake SCSI resets */ 398#define AAC_FLAGS_CAM_PASSONLY (1 << 3) /* Only create pass devices */ 399#define AAC_FLAGS_SG_64BIT (1 << 4) /* Use 64-bit S/G addresses */ 400#define AAC_FLAGS_4GB_WINDOW (1 << 5) /* Device can access host mem 401 * 2GB-4GB range */ 402#define AAC_FLAGS_NO4GB (1 << 6) /* Can't access host mem >2GB */ 403#define AAC_FLAGS_256FIBS (1 << 7) /* Can only do 256 commands */ 404#define AAC_FLAGS_BROKEN_MEMMAP (1 << 8) /* Broken HostPhysMemPages */ 405#define AAC_FLAGS_SLAVE (1 << 9) 406#define AAC_FLAGS_MASTER (1 << 10) 407#define AAC_FLAGS_NEW_COMM (1 << 11) /* New comm. interface supported */ 408#define AAC_FLAGS_RAW_IO (1 << 12) /* Raw I/O interface */ 409#define AAC_FLAGS_ARRAY_64BIT (1 << 13) /* 64-bit array size */ 410#define AAC_FLAGS_LBA_64BIT (1 << 14) /* 64-bit LBA support */ 411 412 u_int32_t supported_options; 413 u_int32_t scsi_method_id; 414 TAILQ_HEAD(,aac_sim) aac_sim_tqh; 415 416 struct callout aac_daemontime; /* clock daemon callout */ 417 418 u_int32_t aac_max_fibs; /* max. FIB count */ 419 u_int32_t aac_max_fibs_alloc; /* max. alloc. per alloc_commands() */ 420 u_int32_t aac_max_fib_size; /* max. FIB size */ 421 u_int32_t aac_sg_tablesize; /* max. sg count from host */ 422 u_int32_t aac_max_sectors; /* max. I/O size from host (blocks) */ 423}; 424 425/* 426 * Event callback mechanism for the driver 427 */ 428#define AAC_EVENT_NONE 0x00 429#define AAC_EVENT_CMFREE 0x01 430#define AAC_EVENT_MASK 0xff 431#define AAC_EVENT_REPEAT 0x100 432 433typedef void aac_event_cb_t(struct aac_softc *sc, struct aac_event *event, 434 void *arg); 435struct aac_event { 436 TAILQ_ENTRY(aac_event) ev_links; 437 int ev_type; 438 aac_event_cb_t *ev_callback; 439 void *ev_arg; 440}; 441 442/* 443 * Public functions 444 */ 445extern void aac_free(struct aac_softc *sc); 446extern int aac_attach(struct aac_softc *sc); 447extern int aac_detach(device_t dev); 448extern int aac_shutdown(device_t dev); 449extern int aac_suspend(device_t dev); 450extern int aac_resume(device_t dev); 451extern void aac_new_intr(void *arg); 452extern int aac_filter(void *arg); 453extern void aac_submit_bio(struct bio *bp); 454extern void aac_biodone(struct bio *bp); 455extern void aac_startio(struct aac_softc *sc); 456extern int aac_alloc_command(struct aac_softc *sc, 457 struct aac_command **cmp); 458extern void aac_release_command(struct aac_command *cm); 459extern int aac_sync_fib(struct aac_softc *sc, u_int32_t command, 460 u_int32_t xferstate, struct aac_fib *fib, 461 u_int16_t datasize); 462extern void aac_add_event(struct aac_softc *sc, struct aac_event 463 *event); 464 465#ifdef AAC_DEBUG 466extern int aac_debug_enable; 467# define fwprintf(sc, flags, fmt, args...) \ 468do { \ 469 if (!aac_debug_enable) \ 470 break; \ 471 if (sc != NULL) \ 472 device_printf(((struct aac_softc *)sc)->aac_dev, \ 473 "%s: " fmt "\n", __func__, ##args); \ 474 else \ 475 printf("%s: " fmt "\n", __func__, ##args); \ 476} while(0) 477 478extern void aac_print_queues(struct aac_softc *sc); 479extern void aac_panic(struct aac_softc *sc, char *reason); 480extern void aac_print_fib(struct aac_softc *sc, struct aac_fib *fib, 481 const char *caller); 482extern void aac_print_aif(struct aac_softc *sc, 483 struct aac_aif_command *aif); 484 485#define AAC_PRINT_FIB(sc, fib) aac_print_fib(sc, fib, __func__) 486 487#else 488# define fwprintf(sc, flags, fmt, args...) 489 490# define aac_print_queues(sc) 491# define aac_panic(sc, reason) 492 493# define AAC_PRINT_FIB(sc, fib) 494# define aac_print_aif(sc, aac_aif_command) 495#endif 496 497struct aac_code_lookup { 498 char *string; 499 u_int32_t code; 500}; 501 502/* 503 * Queue primitives for driver queues. 504 */ 505#define AACQ_ADD(sc, qname) \ 506 do { \ 507 struct aac_qstat *qs; \ 508 \ 509 qs = &(sc)->aac_qstat[qname]; \ 510 \ 511 qs->q_length++; \ 512 if (qs->q_length > qs->q_max) \ 513 qs->q_max = qs->q_length; \ 514 } while (0) 515 516#define AACQ_REMOVE(sc, qname) (sc)->aac_qstat[qname].q_length-- 517#define AACQ_INIT(sc, qname) \ 518 do { \ 519 sc->aac_qstat[qname].q_length = 0; \ 520 sc->aac_qstat[qname].q_max = 0; \ 521 } while (0) 522 523 524#define AACQ_COMMAND_QUEUE(name, index) \ 525static __inline void \ 526aac_initq_ ## name (struct aac_softc *sc) \ 527{ \ 528 TAILQ_INIT(&sc->aac_ ## name); \ 529 AACQ_INIT(sc, index); \ 530} \ 531static __inline void \ 532aac_enqueue_ ## name (struct aac_command *cm) \ 533{ \ 534 if ((cm->cm_flags & AAC_ON_AACQ_MASK) != 0) { \ 535 printf("command %p is on another queue, flags = %#x\n", \ 536 cm, cm->cm_flags); \ 537 panic("command is on another queue"); \ 538 } \ 539 TAILQ_INSERT_TAIL(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 540 cm->cm_flags |= AAC_ON_ ## index; \ 541 AACQ_ADD(cm->cm_sc, index); \ 542} \ 543static __inline void \ 544aac_requeue_ ## name (struct aac_command *cm) \ 545{ \ 546 if ((cm->cm_flags & AAC_ON_AACQ_MASK) != 0) { \ 547 printf("command %p is on another queue, flags = %#x\n", \ 548 cm, cm->cm_flags); \ 549 panic("command is on another queue"); \ 550 } \ 551 TAILQ_INSERT_HEAD(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 552 cm->cm_flags |= AAC_ON_ ## index; \ 553 AACQ_ADD(cm->cm_sc, index); \ 554} \ 555static __inline struct aac_command * \ 556aac_dequeue_ ## name (struct aac_softc *sc) \ 557{ \ 558 struct aac_command *cm; \ 559 \ 560 if ((cm = TAILQ_FIRST(&sc->aac_ ## name)) != NULL) { \ 561 if ((cm->cm_flags & AAC_ON_ ## index) == 0) { \ 562 printf("command %p not in queue, flags = %#x, " \ 563 "bit = %#x\n", cm, cm->cm_flags, \ 564 AAC_ON_ ## index); \ 565 panic("command not in queue"); \ 566 } \ 567 TAILQ_REMOVE(&sc->aac_ ## name, cm, cm_link); \ 568 cm->cm_flags &= ~AAC_ON_ ## index; \ 569 AACQ_REMOVE(sc, index); \ 570 } \ 571 return(cm); \ 572} \ 573static __inline void \ 574aac_remove_ ## name (struct aac_command *cm) \ 575{ \ 576 if ((cm->cm_flags & AAC_ON_ ## index) == 0) { \ 577 printf("command %p not in queue, flags = %#x, " \ 578 "bit = %#x\n", cm, cm->cm_flags, \ 579 AAC_ON_ ## index); \ 580 panic("command not in queue"); \ 581 } \ 582 TAILQ_REMOVE(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 583 cm->cm_flags &= ~AAC_ON_ ## index; \ 584 AACQ_REMOVE(cm->cm_sc, index); \ 585} \ 586struct hack 587 588AACQ_COMMAND_QUEUE(free, AACQ_FREE); 589AACQ_COMMAND_QUEUE(ready, AACQ_READY); 590AACQ_COMMAND_QUEUE(busy, AACQ_BUSY); 591 592/* 593 * outstanding bio queue 594 */ 595static __inline void 596aac_initq_bio(struct aac_softc *sc) 597{ 598 bioq_init(&sc->aac_bioq); 599 AACQ_INIT(sc, AACQ_BIO); 600} 601 602static __inline void 603aac_enqueue_bio(struct aac_softc *sc, struct bio *bp) 604{ 605 bioq_insert_tail(&sc->aac_bioq, bp); 606 AACQ_ADD(sc, AACQ_BIO); 607} 608 609static __inline struct bio * 610aac_dequeue_bio(struct aac_softc *sc) 611{ 612 struct bio *bp; 613 614 if ((bp = bioq_first(&sc->aac_bioq)) != NULL) { 615 bioq_remove(&sc->aac_bioq, bp); 616 AACQ_REMOVE(sc, AACQ_BIO); 617 } 618 return(bp); 619} 620 621static __inline void 622aac_print_printf(struct aac_softc *sc) 623{ 624 /* 625 * XXX We have the ability to read the length of the printf string 626 * from out of the mailboxes. 627 */ 628 device_printf(sc->aac_dev, "**Monitor** %.*s", AAC_PRINTF_BUFSIZE, 629 sc->aac_common->ac_printf); 630 sc->aac_common->ac_printf[0] = 0; 631 AAC_QNOTIFY(sc, AAC_DB_PRINTF); 632} 633 634static __inline int 635aac_alloc_sync_fib(struct aac_softc *sc, struct aac_fib **fib) 636{ 637 638 mtx_assert(&sc->aac_io_lock, MA_OWNED); 639 *fib = &sc->aac_common->ac_sync_fib; 640 return (0); 641} 642 643static __inline void 644aac_release_sync_fib(struct aac_softc *sc) 645{ 646 647 mtx_assert(&sc->aac_io_lock, MA_OWNED); 648} 649 650