aacvar.h revision 251115
1106106Sjmallett/*- 2106106Sjmallett * Copyright (c) 2000 Michael Smith 3106106Sjmallett * Copyright (c) 2001 Scott Long 4106106Sjmallett * Copyright (c) 2000 BSDi 5106106Sjmallett * Copyright (c) 2001 Adaptec, Inc. 6106106Sjmallett * All rights reserved. 7106106Sjmallett * 8106106Sjmallett * Redistribution and use in source and binary forms, with or without 9106106Sjmallett * modification, are permitted provided that the following conditions 10106106Sjmallett * are met: 11106106Sjmallett * 1. Redistributions of source code must retain the above copyright 12106106Sjmallett * notice, this list of conditions and the following disclaimer. 13106106Sjmallett * 2. Redistributions in binary form must reproduce the above copyright 14106106Sjmallett * notice, this list of conditions and the following disclaimer in the 15106106Sjmallett * documentation and/or other materials provided with the distribution. 16106106Sjmallett * 17106106Sjmallett * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18106106Sjmallett * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19106106Sjmallett * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20106106Sjmallett * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21106106Sjmallett * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22106106Sjmallett * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23106106Sjmallett * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24106106Sjmallett * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25106106Sjmallett * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26106106Sjmallett * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27106106Sjmallett * SUCH DAMAGE. 28106106Sjmallett * 29106106Sjmallett * $FreeBSD: head/sys/dev/aac/aacvar.h 251115 2013-05-30 00:11:22Z marius $ 30106106Sjmallett */ 31106106Sjmallett 32106106Sjmallett#include <sys/bio.h> 33106106Sjmallett#include <sys/callout.h> 34106106Sjmallett#include <sys/lock.h> 35106106Sjmallett#include <sys/mutex.h> 36106106Sjmallett#include <sys/selinfo.h> 37106106Sjmallett#include <sys/sysctl.h> 38106106Sjmallett#include <sys/taskqueue.h> 39106106Sjmallett#include <geom/geom_disk.h> 40106106Sjmallett 41106106SjmallettSYSCTL_DECL(_hw_aac); 42141104Sharti 43141104Sharti#define AAC_TYPE_DEVO 1 44141104Sharti#define AAC_TYPE_ALPHA 2 45141104Sharti#define AAC_TYPE_BETA 3 46141133Sharti#define AAC_TYPE_RELEASE 4 47141104Sharti 48146047Sharti#define AAC_DRIVER_MAJOR_VERSION 2 49146047Sharti#define AAC_DRIVER_MINOR_VERSION 1 50146047Sharti#define AAC_DRIVER_BUGFIX_LEVEL 9 51146047Sharti#define AAC_DRIVER_TYPE AAC_TYPE_RELEASE 52146047Sharti 53146047Sharti#ifndef AAC_DRIVER_BUILD 54146062Sharti# define AAC_DRIVER_BUILD 1 55146062Sharti#endif 56146062Sharti 57146062Sharti/* 58146062Sharti * Driver Parameter Definitions 59146062Sharti */ 60146134Sharti 61146134Sharti/* 62146134Sharti * The firmware interface allows for a 16-bit s/g list length. We limit 63146134Sharti * ourselves to a reasonable maximum and ensure alignment. 64146134Sharti */ 65146134Sharti#define AAC_MAXSGENTRIES 64 /* max S/G entries, limit 65535 */ 66146062Sharti 67146062Sharti/* 68146062Sharti * We allocate a small set of FIBs for the adapter to use to send us messages. 69143963Sharti */ 70143963Sharti#define AAC_ADAPTER_FIBS 8 71146039Sharti 72143963Sharti/* 73145971Sharti * The controller reports status events in AIFs. We hang on to a number of 74146038Sharti * these in order to pass them out to user-space management tools. 75143963Sharti */ 76143963Sharti#define AAC_AIFQ_LENGTH 64 77145971Sharti 78146027Sharti/* 79146048Sharti * Firmware messages are passed in the printf buffer. 80143963Sharti */ 81106106Sjmallett#define AAC_PRINTF_BUFSIZE 256 82141104Sharti 83/* 84 * We wait this many seconds for the adapter to come ready if it is still 85 * booting 86 */ 87#define AAC_BOOT_TIMEOUT (3 * 60) 88 89/* 90 * Timeout for immediate commands. 91 */ 92#define AAC_IMMEDIATE_TIMEOUT 30 /* seconds */ 93 94/* 95 * Timeout for normal commands 96 */ 97#define AAC_CMD_TIMEOUT 120 /* seconds */ 98 99/* 100 * Rate at which we periodically check for timed out commands and kick the 101 * controller. 102 */ 103#define AAC_PERIODIC_INTERVAL 20 /* seconds */ 104 105/* 106 * Per-container data structure 107 */ 108struct aac_container 109{ 110 struct aac_mntobj co_mntobj; 111 device_t co_disk; 112 int co_found; 113 TAILQ_ENTRY(aac_container) co_link; 114}; 115 116/* 117 * Per-SIM data structure 118 */ 119struct aac_cam; 120struct aac_sim 121{ 122 device_t sim_dev; 123 int TargetsPerBus; 124 int BusNumber; 125 int InitiatorBusId; 126 struct aac_softc *aac_sc; 127 struct aac_cam *aac_cam; 128 TAILQ_ENTRY(aac_sim) sim_link; 129}; 130 131/* 132 * Per-disk structure 133 */ 134struct aac_disk 135{ 136 device_t ad_dev; 137 struct aac_softc *ad_controller; 138 struct aac_container *ad_container; 139 struct disk *ad_disk; 140 int ad_flags; 141#define AAC_DISK_OPEN (1<<0) 142 int ad_cylinders; 143 int ad_heads; 144 int ad_sectors; 145 u_int64_t ad_size; 146 int unit; 147}; 148 149/* 150 * Per-command control structure. 151 */ 152struct aac_command 153{ 154 TAILQ_ENTRY(aac_command) cm_link; /* list linkage */ 155 156 struct aac_softc *cm_sc; /* controller that owns us */ 157 158 struct aac_fib *cm_fib; /* FIB associated with this 159 * command */ 160 u_int64_t cm_fibphys; /* bus address of the FIB */ 161 void *cm_data; /* pointer to data in kernel 162 * space */ 163 u_int32_t cm_datalen; /* data length */ 164 bus_dmamap_t cm_datamap; /* DMA map for bio data */ 165 struct aac_sg_table *cm_sgtable; /* pointer to s/g table in 166 * command */ 167 u_int cm_flags; 168#define AAC_CMD_MAPPED (1<<0) /* command has had its data 169 * mapped */ 170#define AAC_CMD_DATAIN (1<<1) /* command involves data moving 171 * from controller to host */ 172#define AAC_CMD_DATAOUT (1<<2) /* command involves data moving 173 * from host to controller */ 174#define AAC_CMD_COMPLETED (1<<3) /* command has been completed */ 175#define AAC_CMD_TIMEDOUT (1<<4) /* command taken too long */ 176#define AAC_ON_AACQ_FREE (1<<5) 177#define AAC_ON_AACQ_READY (1<<6) 178#define AAC_ON_AACQ_BUSY (1<<7) 179#define AAC_ON_AACQ_AIF (1<<8) 180#define AAC_ON_AACQ_NORM (1<<10) 181#define AAC_ON_AACQ_MASK ((1<<5)|(1<<6)|(1<<7)|(1<<8)|(1<<10)) 182#define AAC_QUEUE_FRZN (1<<9) /* Freeze the processing of 183 * commands on the queue. */ 184 185 void (*cm_complete)(struct aac_command *cm); 186 void *cm_private; 187 time_t cm_timestamp; /* command creation time */ 188 int cm_queue; 189 int cm_index; 190}; 191 192struct aac_fibmap { 193 TAILQ_ENTRY(aac_fibmap) fm_link; /* list linkage */ 194 struct aac_fib *aac_fibs; 195 bus_dmamap_t aac_fibmap; 196 struct aac_command *aac_commands; 197}; 198 199/* 200 * We gather a number of adapter-visible items into a single structure. 201 * 202 * The ordering of this strucure may be important; we copy the Linux driver: 203 * 204 * Adapter FIBs 205 * Init struct 206 * Queue headers (Comm Area) 207 * Printf buffer 208 * 209 * In addition, we add: 210 * Sync Fib 211 */ 212struct aac_common { 213 /* fibs for the controller to send us messages */ 214 struct aac_fib ac_fibs[AAC_ADAPTER_FIBS]; 215 216 /* the init structure */ 217 struct aac_adapter_init ac_init; 218 219 /* arena within which the queue structures are kept */ 220 u_int8_t ac_qbuf[sizeof(struct aac_queue_table) + 221 AAC_QUEUE_ALIGN]; 222 223 /* buffer for text messages from the controller */ 224 char ac_printf[AAC_PRINTF_BUFSIZE]; 225 226 /* fib for synchronous commands */ 227 struct aac_fib ac_sync_fib; 228}; 229 230/* 231 * Interface operations 232 */ 233struct aac_interface 234{ 235 int (*aif_get_fwstatus)(struct aac_softc *sc); 236 void (*aif_qnotify)(struct aac_softc *sc, int qbit); 237 int (*aif_get_istatus)(struct aac_softc *sc); 238 void (*aif_clr_istatus)(struct aac_softc *sc, int mask); 239 void (*aif_set_mailbox)(struct aac_softc *sc, u_int32_t command, 240 u_int32_t arg0, u_int32_t arg1, 241 u_int32_t arg2, u_int32_t arg3); 242 int (*aif_get_mailbox)(struct aac_softc *sc, int mb); 243 void (*aif_set_interrupts)(struct aac_softc *sc, int enable); 244 int (*aif_send_command)(struct aac_softc *sc, struct aac_command *cm); 245 int (*aif_get_outb_queue)(struct aac_softc *sc); 246 void (*aif_set_outb_queue)(struct aac_softc *sc, int index); 247}; 248extern const struct aac_interface aac_rx_interface; 249extern const struct aac_interface aac_sa_interface; 250extern const struct aac_interface aac_fa_interface; 251extern const struct aac_interface aac_rkt_interface; 252 253#define AAC_GET_FWSTATUS(sc) ((sc)->aac_if->aif_get_fwstatus((sc))) 254#define AAC_QNOTIFY(sc, qbit) ((sc)->aac_if->aif_qnotify((sc), (qbit))) 255#define AAC_GET_ISTATUS(sc) ((sc)->aac_if->aif_get_istatus((sc))) 256#define AAC_CLEAR_ISTATUS(sc, mask) ((sc)->aac_if->aif_clr_istatus((sc), \ 257 (mask))) 258#define AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3) \ 259 ((sc)->aac_if->aif_set_mailbox((sc), (command), (arg0), (arg1), (arg2), \ 260 (arg3))) 261#define AAC_GET_MAILBOX(sc, mb) ((sc)->aac_if->aif_get_mailbox((sc), \ 262 (mb))) 263#define AAC_MASK_INTERRUPTS(sc) ((sc)->aac_if->aif_set_interrupts((sc), \ 264 0)) 265#define AAC_UNMASK_INTERRUPTS(sc) ((sc)->aac_if->aif_set_interrupts((sc), \ 266 1)) 267#define AAC_SEND_COMMAND(sc, cm) ((sc)->aac_if->aif_send_command((sc), (cm))) 268#define AAC_GET_OUTB_QUEUE(sc) ((sc)->aac_if->aif_get_outb_queue((sc))) 269#define AAC_SET_OUTB_QUEUE(sc, idx) ((sc)->aac_if->aif_set_outb_queue((sc), (idx))) 270 271#define AAC_MEM0_SETREG4(sc, reg, val) bus_space_write_4(sc->aac_btag0, \ 272 sc->aac_bhandle0, reg, val) 273#define AAC_MEM0_GETREG4(sc, reg) bus_space_read_4(sc->aac_btag0, \ 274 sc->aac_bhandle0, reg) 275#define AAC_MEM0_SETREG2(sc, reg, val) bus_space_write_2(sc->aac_btag0, \ 276 sc->aac_bhandle0, reg, val) 277#define AAC_MEM0_GETREG2(sc, reg) bus_space_read_2(sc->aac_btag0, \ 278 sc->aac_bhandle0, reg) 279#define AAC_MEM0_SETREG1(sc, reg, val) bus_space_write_1(sc->aac_btag0, \ 280 sc->aac_bhandle0, reg, val) 281#define AAC_MEM0_GETREG1(sc, reg) bus_space_read_1(sc->aac_btag0, \ 282 sc->aac_bhandle0, reg) 283 284#define AAC_MEM1_SETREG4(sc, reg, val) bus_space_write_4(sc->aac_btag1, \ 285 sc->aac_bhandle1, reg, val) 286#define AAC_MEM1_GETREG4(sc, reg) bus_space_read_4(sc->aac_btag1, \ 287 sc->aac_bhandle1, reg) 288#define AAC_MEM1_SETREG2(sc, reg, val) bus_space_write_2(sc->aac_btag1, \ 289 sc->aac_bhandle1, reg, val) 290#define AAC_MEM1_GETREG2(sc, reg) bus_space_read_2(sc->aac_btag1, \ 291 sc->aac_bhandle1, reg) 292#define AAC_MEM1_SETREG1(sc, reg, val) bus_space_write_1(sc->aac_btag1, \ 293 sc->aac_bhandle1, reg, val) 294#define AAC_MEM1_GETREG1(sc, reg) bus_space_read_1(sc->aac_btag1, \ 295 sc->aac_bhandle1, reg) 296 297/* fib context (IOCTL) */ 298struct aac_fib_context { 299 u_int32_t unique; 300 int ctx_idx; 301 int ctx_wrap; 302 struct aac_fib_context *next, *prev; 303}; 304 305/* 306 * Per-controller structure. 307 */ 308struct aac_softc 309{ 310 /* bus connections */ 311 device_t aac_dev; 312 struct resource *aac_regs_res0, *aac_regs_res1; /* reg. if. window */ 313 bus_space_handle_t aac_bhandle0, aac_bhandle1; /* bus space handle */ 314 bus_space_tag_t aac_btag0, aac_btag1; /* bus space tag */ 315 bus_dma_tag_t aac_parent_dmat; /* parent DMA tag */ 316 bus_dma_tag_t aac_buffer_dmat; /* data buffer/command 317 * DMA tag */ 318 struct resource *aac_irq; /* interrupt */ 319 void *aac_intr; /* interrupt handle */ 320 eventhandler_tag eh; 321 322 /* controller features, limits and status */ 323 int aac_state; 324#define AAC_STATE_SUSPEND (1<<0) 325#define AAC_STATE_UNUSED0 (1<<1) 326#define AAC_STATE_INTERRUPTS_ON (1<<2) 327#define AAC_STATE_AIF_SLEEPER (1<<3) 328 struct FsaRevision aac_revision; 329 330 /* controller hardware interface */ 331 int aac_hwif; 332#define AAC_HWIF_I960RX 0 333#define AAC_HWIF_STRONGARM 1 334#define AAC_HWIF_RKT 3 335#define AAC_HWIF_NARK 4 336#define AAC_HWIF_UNKNOWN -1 337 bus_dma_tag_t aac_common_dmat; /* common structure 338 * DMA tag */ 339 bus_dmamap_t aac_common_dmamap; /* common structure 340 * DMA map */ 341 struct aac_common *aac_common; 342 u_int32_t aac_common_busaddr; 343 const struct aac_interface *aac_if; 344 345 /* command/fib resources */ 346 bus_dma_tag_t aac_fib_dmat; /* DMA tag for allocing FIBs */ 347 TAILQ_HEAD(,aac_fibmap) aac_fibmap_tqh; 348 u_int total_fibs; 349 struct aac_command *aac_commands; 350 351 /* command management */ 352 TAILQ_HEAD(,aac_command) aac_free; /* command structures 353 * available for reuse */ 354 TAILQ_HEAD(,aac_command) aac_ready; /* commands on hold for 355 * controller resources */ 356 TAILQ_HEAD(,aac_command) aac_busy; 357 TAILQ_HEAD(,aac_event) aac_ev_cmfree; 358 struct bio_queue_head aac_bioq; 359 struct aac_queue_table *aac_queues; 360 struct aac_queue_entry *aac_qentries[AAC_QUEUE_COUNT]; 361 362 struct aac_qstat aac_qstat[AACQ_COUNT]; /* queue statistics */ 363 364 /* connected containters */ 365 TAILQ_HEAD(,aac_container) aac_container_tqh; 366 struct mtx aac_container_lock; 367 368 /* 369 * The general I/O lock. This protects the sync fib, the lists, the 370 * queues, and the registers. 371 */ 372 struct mtx aac_io_lock; 373 374 /* delayed activity infrastructure */ 375 struct task aac_task_complete; /* deferred-completion 376 * task */ 377 struct intr_config_hook aac_ich; 378 379 /* management interface */ 380 struct cdev *aac_dev_t; 381 struct mtx aac_aifq_lock; 382 struct aac_fib aac_aifq[AAC_AIFQ_LENGTH]; 383 int aifq_idx; 384 int aifq_filled; 385 struct aac_fib_context *fibctx; 386 struct selinfo rcv_select; 387 struct proc *aifthread; 388 int aifflags; 389#define AAC_AIFFLAGS_RUNNING (1 << 0) 390#define AAC_AIFFLAGS_UNUSED0 (1 << 1) 391#define AAC_AIFFLAGS_EXIT (1 << 2) 392#define AAC_AIFFLAGS_EXITED (1 << 3) 393#define AAC_AIFFLAGS_UNUSED1 (1 << 4) 394#define AAC_AIFFLAGS_ALLOCFIBS (1 << 5) 395#define AAC_AIFFLAGS_PENDING AAC_AIFFLAGS_ALLOCFIBS 396 u_int32_t flags; 397#define AAC_FLAGS_PERC2QC (1 << 0) 398#define AAC_FLAGS_ENABLE_CAM (1 << 1) /* No SCSI passthrough */ 399#define AAC_FLAGS_CAM_NORESET (1 << 2) /* Fake SCSI resets */ 400#define AAC_FLAGS_CAM_PASSONLY (1 << 3) /* Only create pass devices */ 401#define AAC_FLAGS_SG_64BIT (1 << 4) /* Use 64-bit S/G addresses */ 402#define AAC_FLAGS_4GB_WINDOW (1 << 5) /* Device can access host mem 403 * 2GB-4GB range */ 404#define AAC_FLAGS_NO4GB (1 << 6) /* Can't access host mem >2GB */ 405#define AAC_FLAGS_256FIBS (1 << 7) /* Can only do 256 commands */ 406#define AAC_FLAGS_BROKEN_MEMMAP (1 << 8) /* Broken HostPhysMemPages */ 407#define AAC_FLAGS_SLAVE (1 << 9) 408#define AAC_FLAGS_MASTER (1 << 10) 409#define AAC_FLAGS_NEW_COMM (1 << 11) /* New comm. interface supported */ 410#define AAC_FLAGS_RAW_IO (1 << 12) /* Raw I/O interface */ 411#define AAC_FLAGS_ARRAY_64BIT (1 << 13) /* 64-bit array size */ 412#define AAC_FLAGS_LBA_64BIT (1 << 14) /* 64-bit LBA support */ 413 414 u_int32_t supported_options; 415 u_int32_t scsi_method_id; 416 TAILQ_HEAD(,aac_sim) aac_sim_tqh; 417 418 struct callout aac_daemontime; /* clock daemon callout */ 419 420 u_int32_t aac_max_fibs; /* max. FIB count */ 421 u_int32_t aac_max_fibs_alloc; /* max. alloc. per alloc_commands() */ 422 u_int32_t aac_max_fib_size; /* max. FIB size */ 423 u_int32_t aac_sg_tablesize; /* max. sg count from host */ 424 u_int32_t aac_max_sectors; /* max. I/O size from host (blocks) */ 425#define AAC_CAM_TARGET_WILDCARD ~0 426 void (*cam_rescan_cb)(struct aac_softc *, uint32_t, 427 uint32_t); 428}; 429 430/* 431 * Event callback mechanism for the driver 432 */ 433#define AAC_EVENT_NONE 0x00 434#define AAC_EVENT_CMFREE 0x01 435#define AAC_EVENT_MASK 0xff 436#define AAC_EVENT_REPEAT 0x100 437 438typedef void aac_event_cb_t(struct aac_softc *sc, struct aac_event *event, 439 void *arg); 440struct aac_event { 441 TAILQ_ENTRY(aac_event) ev_links; 442 int ev_type; 443 aac_event_cb_t *ev_callback; 444 void *ev_arg; 445}; 446 447/* 448 * Public functions 449 */ 450extern void aac_free(struct aac_softc *sc); 451extern int aac_attach(struct aac_softc *sc); 452extern int aac_detach(device_t dev); 453extern int aac_shutdown(device_t dev); 454extern int aac_suspend(device_t dev); 455extern int aac_resume(device_t dev); 456extern void aac_new_intr(void *arg); 457extern int aac_filter(void *arg); 458extern void aac_submit_bio(struct bio *bp); 459extern void aac_biodone(struct bio *bp); 460extern void aac_startio(struct aac_softc *sc); 461extern int aac_alloc_command(struct aac_softc *sc, 462 struct aac_command **cmp); 463extern void aac_release_command(struct aac_command *cm); 464extern int aac_sync_fib(struct aac_softc *sc, u_int32_t command, 465 u_int32_t xferstate, struct aac_fib *fib, 466 u_int16_t datasize); 467extern void aac_add_event(struct aac_softc *sc, struct aac_event 468 *event); 469 470#ifdef AAC_DEBUG 471extern int aac_debug_enable; 472# define fwprintf(sc, flags, fmt, args...) \ 473do { \ 474 if (!aac_debug_enable) \ 475 break; \ 476 if (sc != NULL) \ 477 device_printf(((struct aac_softc *)sc)->aac_dev, \ 478 "%s: " fmt "\n", __func__, ##args); \ 479 else \ 480 printf("%s: " fmt "\n", __func__, ##args); \ 481} while(0) 482 483extern void aac_print_queues(struct aac_softc *sc); 484extern void aac_panic(struct aac_softc *sc, char *reason); 485extern void aac_print_fib(struct aac_softc *sc, struct aac_fib *fib, 486 const char *caller); 487extern void aac_print_aif(struct aac_softc *sc, 488 struct aac_aif_command *aif); 489 490#define AAC_PRINT_FIB(sc, fib) aac_print_fib(sc, fib, __func__) 491 492#else 493# define fwprintf(sc, flags, fmt, args...) 494 495# define aac_print_queues(sc) 496# define aac_panic(sc, reason) 497 498# define AAC_PRINT_FIB(sc, fib) 499# define aac_print_aif(sc, aac_aif_command) 500#endif 501 502struct aac_code_lookup { 503 const char *string; 504 u_int32_t code; 505}; 506 507/* 508 * Queue primitives for driver queues. 509 */ 510#define AACQ_ADD(sc, qname) \ 511 do { \ 512 struct aac_qstat *qs; \ 513 \ 514 qs = &(sc)->aac_qstat[qname]; \ 515 \ 516 qs->q_length++; \ 517 if (qs->q_length > qs->q_max) \ 518 qs->q_max = qs->q_length; \ 519 } while (0) 520 521#define AACQ_REMOVE(sc, qname) (sc)->aac_qstat[qname].q_length-- 522#define AACQ_INIT(sc, qname) \ 523 do { \ 524 sc->aac_qstat[qname].q_length = 0; \ 525 sc->aac_qstat[qname].q_max = 0; \ 526 } while (0) 527 528 529#define AACQ_COMMAND_QUEUE(name, index) \ 530static __inline void \ 531aac_initq_ ## name (struct aac_softc *sc) \ 532{ \ 533 TAILQ_INIT(&sc->aac_ ## name); \ 534 AACQ_INIT(sc, index); \ 535} \ 536static __inline void \ 537aac_enqueue_ ## name (struct aac_command *cm) \ 538{ \ 539 if ((cm->cm_flags & AAC_ON_AACQ_MASK) != 0) { \ 540 panic("aac: command %p is on another queue, flags = %#x", \ 541 cm, cm->cm_flags); \ 542 } \ 543 TAILQ_INSERT_TAIL(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 544 cm->cm_flags |= AAC_ON_ ## index; \ 545 AACQ_ADD(cm->cm_sc, index); \ 546} \ 547static __inline void \ 548aac_requeue_ ## name (struct aac_command *cm) \ 549{ \ 550 if ((cm->cm_flags & AAC_ON_AACQ_MASK) != 0) { \ 551 panic("aac: command %p is on another queue, flags = %#x", \ 552 cm, cm->cm_flags); \ 553 } \ 554 TAILQ_INSERT_HEAD(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 555 cm->cm_flags |= AAC_ON_ ## index; \ 556 AACQ_ADD(cm->cm_sc, index); \ 557} \ 558static __inline struct aac_command * \ 559aac_dequeue_ ## name (struct aac_softc *sc) \ 560{ \ 561 struct aac_command *cm; \ 562 \ 563 if ((cm = TAILQ_FIRST(&sc->aac_ ## name)) != NULL) { \ 564 if ((cm->cm_flags & AAC_ON_ ## index) == 0) { \ 565 panic("aac: command %p not in queue, flags = %#x, bit = %#x", \ 566 cm, cm->cm_flags, AAC_ON_ ## index); \ 567 } \ 568 TAILQ_REMOVE(&sc->aac_ ## name, cm, cm_link); \ 569 cm->cm_flags &= ~AAC_ON_ ## index; \ 570 AACQ_REMOVE(sc, index); \ 571 } \ 572 return(cm); \ 573} \ 574static __inline void \ 575aac_remove_ ## name (struct aac_command *cm) \ 576{ \ 577 if ((cm->cm_flags & AAC_ON_ ## index) == 0) { \ 578 panic("aac: command %p not in queue, flags = %#x, bit = %#x", \ 579 cm, cm->cm_flags, AAC_ON_ ## index); \ 580 } \ 581 TAILQ_REMOVE(&cm->cm_sc->aac_ ## name, cm, cm_link); \ 582 cm->cm_flags &= ~AAC_ON_ ## index; \ 583 AACQ_REMOVE(cm->cm_sc, index); \ 584} \ 585 586AACQ_COMMAND_QUEUE(free, AACQ_FREE); 587AACQ_COMMAND_QUEUE(ready, AACQ_READY); 588AACQ_COMMAND_QUEUE(busy, AACQ_BUSY); 589 590/* 591 * outstanding bio queue 592 */ 593static __inline void 594aac_initq_bio(struct aac_softc *sc) 595{ 596 bioq_init(&sc->aac_bioq); 597 AACQ_INIT(sc, AACQ_BIO); 598} 599 600static __inline void 601aac_enqueue_bio(struct aac_softc *sc, struct bio *bp) 602{ 603 bioq_insert_tail(&sc->aac_bioq, bp); 604 AACQ_ADD(sc, AACQ_BIO); 605} 606 607static __inline struct bio * 608aac_dequeue_bio(struct aac_softc *sc) 609{ 610 struct bio *bp; 611 612 if ((bp = bioq_first(&sc->aac_bioq)) != NULL) { 613 bioq_remove(&sc->aac_bioq, bp); 614 AACQ_REMOVE(sc, AACQ_BIO); 615 } 616 return(bp); 617} 618 619static __inline void 620aac_print_printf(struct aac_softc *sc) 621{ 622 /* 623 * XXX We have the ability to read the length of the printf string 624 * from out of the mailboxes. 625 */ 626 device_printf(sc->aac_dev, "**Monitor** %.*s", AAC_PRINTF_BUFSIZE, 627 sc->aac_common->ac_printf); 628 sc->aac_common->ac_printf[0] = 0; 629 AAC_QNOTIFY(sc, AAC_DB_PRINTF); 630} 631 632static __inline int 633aac_alloc_sync_fib(struct aac_softc *sc, struct aac_fib **fib) 634{ 635 636 mtx_assert(&sc->aac_io_lock, MA_OWNED); 637 *fib = &sc->aac_common->ac_sync_fib; 638 return (0); 639} 640 641static __inline void 642aac_release_sync_fib(struct aac_softc *sc) 643{ 644 645 mtx_assert(&sc->aac_io_lock, MA_OWNED); 646} 647