1 /*- 2 * Copyright (c) 2006 IronPort Systems 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 /*- 27 * Copyright (c) 2007 LSI Corp. 28 * Copyright (c) 2007 Rajesh Prabhakaran. 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 1. Redistributions of source code must retain the above copyright 35 * notice, this list of conditions and the following disclaimer. 36 * 2. Redistributions in binary form must reproduce the above copyright 37 * notice, this list of conditions and the following disclaimer in the 38 * documentation and/or other materials provided with the distribution. 39 * 40 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 50 * SUCH DAMAGE. 51 * 52 * $FreeBSD: src/sys/dev/mfi/mfivar.h,v 1.14 2011/09/29 08:37:53 mav Exp $ 53 * FreeBSD projects/head_mfi/ r232949 54 */ 55 56 #ifndef _MFIVAR_H 57 #define _MFIVAR_H 58 59 #include <sys/devicestat.h> 60 #include <sys/disk.h> 61 #include <sys/eventhandler.h> 62 #include <sys/lock.h> 63 #include <sys/sysctl.h> 64 #include <sys/taskqueue.h> 65 66 /* 67 * SCSI structures and definitions are used from here, but no linking 68 * requirements are made to CAM. 69 */ 70 #include <bus/cam/scsi/scsi_all.h> 71 72 struct mfi_hwcomms { 73 uint32_t hw_pi; 74 uint32_t hw_ci; 75 uint32_t hw_reply_q[1]; 76 }; 77 78 #define MEGASAS_MAX_NAME 32 79 #define MEGASAS_VERSION "4.23" 80 81 struct mfi_softc; 82 struct disk; 83 struct ccb_hdr; 84 85 struct mfi_command { 86 TAILQ_ENTRY(mfi_command) cm_link; 87 time_t cm_timestamp; 88 struct mfi_softc *cm_sc; 89 union mfi_frame *cm_frame; 90 bus_addr_t cm_frame_busaddr; 91 struct mfi_sense *cm_sense; 92 bus_addr_t cm_sense_busaddr; 93 bus_dmamap_t cm_dmamap; 94 union mfi_sgl *cm_sg; 95 void *cm_data; 96 int cm_len; 97 int cm_stp_len; 98 int cm_total_frame_size; 99 int cm_extra_frames; 100 int cm_flags; 101 #define MFI_CMD_MAPPED (1<<0) 102 #define MFI_CMD_DATAIN (1<<1) 103 #define MFI_CMD_DATAOUT (1<<2) 104 #define MFI_CMD_COMPLETED (1<<3) 105 #define MFI_CMD_POLLED (1<<4) 106 #define MFI_ON_MFIQ_FREE (1<<5) 107 #define MFI_ON_MFIQ_READY (1<<6) 108 #define MFI_ON_MFIQ_BUSY (1<<7) 109 #define MFI_ON_MFIQ_MASK ((1<<5)|(1<<6)|(1<<7)) 110 int cm_aen_abort; 111 uint8_t retry_for_fw_reset; 112 void (* cm_complete)(struct mfi_command *cm); 113 void *cm_private; 114 int cm_index; 115 int cm_error; 116 }; 117 118 /* 119 * XXX swildner 120 * 121 * At the moment we rely on mfi_disk and mfi_system_pd having the same size. 122 * A future cleanup should merge them. 123 */ 124 struct mfi_disk { 125 TAILQ_ENTRY(mfi_disk) ld_link; 126 device_t ld_dev; 127 cdev_t ld_dev_t; 128 int ld_id; 129 int ld_unit; 130 struct mfi_softc *ld_controller; 131 struct mfi_ld_info *ld_info; 132 struct disk ld_disk; 133 struct devstat ld_devstat; 134 int ld_flags; 135 #define MFI_DISK_FLAGS_OPEN 0x01 136 #define MFI_DISK_FLAGS_DISABLED 0x02 137 #define MFI_DISK_FLAGS_SYSPD 0x04 138 }; 139 140 struct mfi_system_pd { 141 TAILQ_ENTRY(mfi_system_pd) pd_link; 142 device_t pd_dev; 143 cdev_t pd_dev_t; 144 int pd_id; 145 int pd_unit; 146 struct mfi_softc *pd_controller; 147 struct mfi_pd_info *pd_info; 148 struct disk pd_disk; 149 struct devstat pd_devstat; 150 int pd_flags; 151 }; 152 153 struct mfi_evt_queue_elm { 154 TAILQ_ENTRY(mfi_evt_queue_elm) link; 155 struct mfi_evt_detail detail; 156 }; 157 158 struct mfi_aen { 159 TAILQ_ENTRY(mfi_aen) aen_link; 160 struct proc *p; 161 }; 162 163 struct mfi_skinny_dma_info { 164 bus_dma_tag_t dmat[514]; 165 bus_dmamap_t dmamap[514]; 166 uint32_t mem[514]; 167 int noofmaps; 168 }; 169 170 struct mfi_cmd_tbolt; 171 typedef struct { 172 volatile unsigned int val; 173 } atomic_t; 174 175 #define atomic_read(v) ((v)->val) 176 #define atomic_set(v,i) ((v)->val - (i)) 177 178 struct mfi_softc { 179 device_t mfi_dev; 180 int mfi_flags; 181 #define MFI_FLAGS_SG64 (1<<0) 182 #define MFI_FLAGS_QFRZN (1<<1) 183 #define MFI_FLAGS_OPEN (1<<2) 184 #define MFI_FLAGS_STOP (1<<3) 185 #define MFI_FLAGS_1064R (1<<4) 186 #define MFI_FLAGS_1078 (1<<5) 187 #define MFI_FLAGS_GEN2 (1<<6) 188 #define MFI_FLAGS_SKINNY (1<<7) 189 #define MFI_FLAGS_TBOLT (1<<8) 190 // Start: LSIP200113393 191 bus_dma_tag_t verbuf_h_dmat; 192 bus_dmamap_t verbuf_h_dmamap; 193 uint32_t verbuf_h_busaddr; 194 uint32_t *verbuf; 195 void *kbuff_arr[MAX_IOCTL_SGE]; 196 bus_dma_tag_t mfi_kbuff_arr_dmat[2]; 197 bus_dmamap_t mfi_kbuff_arr_dmamap[2]; 198 bus_addr_t mfi_kbuff_arr_busaddr[2]; 199 200 struct mfi_hwcomms *mfi_comms; 201 TAILQ_HEAD(,mfi_command) mfi_free; 202 TAILQ_HEAD(,mfi_command) mfi_ready; 203 TAILQ_HEAD(BUSYQ,mfi_command) mfi_busy; 204 struct bio_queue_head mfi_bioq; 205 struct mfi_qstat mfi_qstat[MFIQ_COUNT]; 206 207 struct resource *mfi_regs_resource; 208 bus_space_handle_t mfi_bhandle; 209 bus_space_tag_t mfi_btag; 210 int mfi_regs_rid; 211 212 bus_dma_tag_t mfi_parent_dmat; 213 bus_dma_tag_t mfi_buffer_dmat; 214 215 bus_dma_tag_t mfi_comms_dmat; 216 bus_dmamap_t mfi_comms_dmamap; 217 bus_addr_t mfi_comms_busaddr; 218 219 bus_dma_tag_t mfi_frames_dmat; 220 bus_dmamap_t mfi_frames_dmamap; 221 bus_addr_t mfi_frames_busaddr; 222 union mfi_frame *mfi_frames; 223 224 bus_dma_tag_t mfi_tb_init_dmat; 225 bus_dmamap_t mfi_tb_init_dmamap; 226 bus_addr_t mfi_tb_init_busaddr; 227 bus_addr_t mfi_tb_ioc_init_busaddr; 228 union mfi_frame *mfi_tb_init; 229 230 TAILQ_HEAD(,mfi_evt_queue_elm) mfi_evt_queue; 231 struct task mfi_evt_task; 232 TAILQ_HEAD(,mfi_aen) mfi_aen_pids; 233 struct mfi_command *mfi_aen_cm; 234 struct mfi_command *mfi_skinny_cm; 235 uint32_t mfi_aen_triggered; 236 uint32_t mfi_poll_waiting; 237 struct kqinfo mfi_kq; 238 uint32_t mfi_boot_seq_num; 239 int mfi_delete_busy_volumes; 240 int mfi_keep_deleted_volumes; 241 int mfi_detaching; 242 243 bus_dma_tag_t mfi_sense_dmat; 244 bus_dmamap_t mfi_sense_dmamap; 245 uint32_t mfi_sense_busaddr; 246 struct mfi_sense *mfi_sense; 247 248 struct resource *mfi_irq; 249 void *mfi_intr; 250 int mfi_irq_rid; 251 int mfi_irq_type; 252 253 struct intr_config_hook mfi_ich; 254 eventhandler_tag eh; 255 /* OCR flags */ 256 atomic_t fw_reset_no_pci_access; 257 uint8_t adpreset; 258 uint8_t issuepend_done; 259 uint8_t disableOnlineCtrlReset; 260 uint32_t mfiStatus; 261 uint32_t last_seq_num; 262 uint32_t volatile hw_crit_error; 263 264 /* 265 * Allocation for the command array. Used as an indexable array to 266 * recover completed commands. 267 */ 268 struct mfi_command *mfi_commands; 269 /* 270 * How many commands were actually allocated 271 */ 272 int mfi_total_cmds; 273 /* 274 * How many commands the firmware can handle. Also how big the reply 275 * queue is, minus 1. 276 */ 277 int mfi_max_fw_cmds; 278 /* 279 * How many S/G elements we'll ever actually use 280 */ 281 int mfi_max_sge; 282 /* 283 * How many bytes a compound frame is, including all of the extra frames 284 * that are used for S/G elements. 285 */ 286 int mfi_cmd_size; 287 /* 288 * How large an S/G element is. Used to calculate the number of single 289 * frames in a command. 290 */ 291 int mfi_sge_size; 292 /* 293 * Max number of sectors that the firmware allows 294 */ 295 uint32_t mfi_max_io; 296 297 TAILQ_HEAD(,mfi_disk) mfi_ld_tqh; 298 TAILQ_HEAD(,mfi_system_pd) mfi_syspd_tqh; 299 eventhandler_tag mfi_eh; 300 struct cdev *mfi_cdev; 301 302 TAILQ_HEAD(, ccb_hdr) mfi_cam_ccbq; 303 struct mfi_command * (* mfi_cam_start)(void *); 304 struct callout mfi_watchdog_callout; 305 struct lock mfi_io_lock; 306 struct lock mfi_config_lock; 307 308 /* Controller type specific interfaces */ 309 void (*mfi_enable_intr)(struct mfi_softc *sc); 310 void (*mfi_disable_intr)(struct mfi_softc *sc); 311 int32_t (*mfi_read_fw_status)(struct mfi_softc *sc); 312 int (*mfi_check_clear_intr)(struct mfi_softc *sc); 313 void (*mfi_issue_cmd)(struct mfi_softc *sc, bus_addr_t bus_add, 314 uint32_t frame_cnt); 315 int (*mfi_adp_reset)(struct mfi_softc *sc); 316 int (*mfi_adp_check_reset)(struct mfi_softc *sc); 317 318 /* ThunderBolt */ 319 uint32_t mfi_tbolt; 320 uint32_t MFA_enabled; 321 uint64_t map_id; 322 struct mfi_command *map_update_cmd; 323 /* Single Reply structure size */ 324 uint16_t reply_size; 325 /* Singler message size. */ 326 uint16_t raid_io_msg_size; 327 TAILQ_HEAD(TB, mfi_cmd_tbolt) mfi_cmd_tbolt_tqh; 328 /* ThunderBolt base contiguous memory mapping. */ 329 bus_dma_tag_t mfi_tb_dmat; 330 bus_dmamap_t mfi_tb_dmamap; 331 bus_addr_t mfi_tb_busaddr; 332 /* ThunderBolt Contiguous DMA memory Mapping */ 333 uint8_t * request_message_pool; 334 uint8_t * request_message_pool_align; 335 uint8_t * request_desc_pool; 336 //uint32_t request_desc_busaddr; 337 bus_addr_t request_msg_busaddr; 338 bus_addr_t reply_frame_busaddr; 339 bus_addr_t sg_frame_busaddr; 340 /* ThunderBolt IOC Init Descriptor */ 341 bus_dma_tag_t mfi_tb_ioc_init_dmat; 342 bus_dmamap_t mfi_tb_ioc_init_dmamap; 343 uint8_t * mfi_tb_ioc_init_desc; 344 struct mfi_cmd_tbolt **mfi_cmd_pool_tbolt; 345 /* Virtual address of reply Frame Pool */ 346 struct mfi_mpi2_reply_header* reply_frame_pool; 347 struct mfi_mpi2_reply_header* reply_frame_pool_align; 348 349 /* Last reply frame address */ 350 uint8_t * reply_pool_limit; 351 uint16_t last_reply_idx; 352 uint8_t max_SGEs_in_chain_message; 353 uint8_t max_SGEs_in_main_message; 354 uint8_t chain_offset_value_for_main_message; 355 uint8_t chain_offset_value_for_mpt_ptmsg; 356 }; 357 358 union desc_value { 359 uint64_t word; 360 struct { 361 uint32_t low; 362 uint32_t high; 363 }u; 364 }; 365 366 // TODO find the right definition 367 #define XXX_MFI_CMD_OP_INIT2 0x9 368 /* 369 * Request descriptor types 370 */ 371 #define MFI_REQ_DESCRIPT_FLAGS_LD_IO 0x7 372 #define MFI_REQ_DESCRIPT_FLAGS_MFA 0x1 373 #define MFI_REQ_DESCRIPT_FLAGS_TYPE_SHIFT 0x1 374 #define MFI_FUSION_FP_DEFAULT_TIMEOUT 0x14 375 #define MFI_LOAD_BALANCE_FLAG 0x1 376 #define MFI_DCMD_MBOX_PEND_FLAG 0x1 377 378 //#define MR_PROT_INFO_TYPE_CONTROLLER 0x08 379 #define MEGASAS_SCSI_VARIABLE_LENGTH_CMD 0x7f 380 #define MEGASAS_SCSI_SERVICE_ACTION_READ32 0x9 381 #define MEGASAS_SCSI_SERVICE_ACTION_WRITE32 0xB 382 #define MEGASAS_SCSI_ADDL_CDB_LEN 0x18 383 #define MEGASAS_RD_WR_PROTECT_CHECK_ALL 0x20 384 #define MEGASAS_RD_WR_PROTECT_CHECK_NONE 0x60 385 #define MEGASAS_EEDPBLOCKSIZE 512 386 struct mfi_cmd_tbolt { 387 union mfi_mpi2_request_descriptor *request_desc; 388 struct mfi_mpi2_request_raid_scsi_io *io_request; 389 bus_addr_t io_request_phys_addr; 390 bus_addr_t sg_frame_phys_addr; 391 bus_addr_t sense_phys_addr; 392 MPI2_SGE_IO_UNION *sg_frame; 393 uint8_t *sense; 394 TAILQ_ENTRY(mfi_cmd_tbolt) next; 395 /* 396 * Context for a MFI frame. 397 * Used to get the mfi cmd from list when a MFI cmd is completed 398 */ 399 uint32_t sync_cmd_idx; 400 uint16_t index; 401 uint8_t status; 402 }; 403 404 extern int mfi_attach(struct mfi_softc *); 405 extern void mfi_free(struct mfi_softc *); 406 extern int mfi_shutdown(struct mfi_softc *); 407 extern void mfi_startio(struct mfi_softc *); 408 extern void mfi_disk_complete(struct bio *); 409 extern int mfi_disk_disable(struct mfi_disk *); 410 extern void mfi_disk_enable(struct mfi_disk *); 411 extern int mfi_dump_blocks(struct mfi_softc *, int id, uint64_t, void *, int); 412 extern int mfi_syspd_disable(struct mfi_system_pd *); 413 extern void mfi_syspd_enable(struct mfi_system_pd *); 414 extern int mfi_dump_syspd_blocks(struct mfi_softc *, int id, uint64_t, void *, 415 int); 416 extern int mfi_transition_firmware(struct mfi_softc *sc); 417 extern int mfi_aen_setup(struct mfi_softc *sc, uint32_t seq_start); 418 extern void mfi_complete(struct mfi_softc *sc, struct mfi_command *cm); 419 extern int mfi_mapcmd(struct mfi_softc *sc,struct mfi_command *cm); 420 extern int mfi_wait_command(struct mfi_softc *sc, struct mfi_command *cm); 421 extern void mfi_tbolt_enable_intr_ppc(struct mfi_softc *); 422 extern void mfi_tbolt_disable_intr_ppc(struct mfi_softc *); 423 extern int32_t mfi_tbolt_read_fw_status_ppc(struct mfi_softc *); 424 extern int32_t mfi_tbolt_check_clear_intr_ppc(struct mfi_softc *); 425 extern void mfi_tbolt_issue_cmd_ppc(struct mfi_softc *, bus_addr_t, uint32_t); 426 extern void mfi_tbolt_init_globals(struct mfi_softc*); 427 extern uint32_t mfi_tbolt_get_memory_requirement(struct mfi_softc *); 428 extern int mfi_tbolt_init_desc_pool(struct mfi_softc *, uint8_t *, uint32_t); 429 extern int mfi_tbolt_init_MFI_queue(struct mfi_softc *); 430 extern void mfi_intr_tbolt(void *arg); 431 extern int mfi_tbolt_alloc_cmd(struct mfi_softc *sc); 432 extern int mfi_tbolt_send_frame(struct mfi_softc *sc, struct mfi_command *cm); 433 extern int mfi_tbolt_adp_reset(struct mfi_softc *sc); 434 extern int mfi_tbolt_reset(struct mfi_softc *sc); 435 extern int mfi_tbolt_sync_map_info(struct mfi_softc *sc); 436 437 #define MFIQ_ADD(sc, qname) \ 438 do { \ 439 struct mfi_qstat *qs; \ 440 \ 441 qs = &(sc)->mfi_qstat[qname]; \ 442 qs->q_length++; \ 443 if (qs->q_length > qs->q_max) \ 444 qs->q_max = qs->q_length; \ 445 } while (0) 446 447 #define MFIQ_REMOVE(sc, qname) (sc)->mfi_qstat[qname].q_length-- 448 449 #define MFIQ_INIT(sc, qname) \ 450 do { \ 451 sc->mfi_qstat[qname].q_length = 0; \ 452 sc->mfi_qstat[qname].q_max = 0; \ 453 } while (0) 454 455 #define MFIQ_COMMAND_QUEUE(name, index) \ 456 static __inline void \ 457 mfi_initq_ ## name (struct mfi_softc *sc) \ 458 { \ 459 TAILQ_INIT(&sc->mfi_ ## name); \ 460 MFIQ_INIT(sc, index); \ 461 } \ 462 static __inline void \ 463 mfi_enqueue_ ## name (struct mfi_command *cm) \ 464 { \ 465 if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \ 466 kprintf("command %p is on another queue, " \ 467 "flags = %#x\n", cm, cm->cm_flags); \ 468 panic("command is on another queue"); \ 469 } \ 470 TAILQ_INSERT_TAIL(&cm->cm_sc->mfi_ ## name, cm, cm_link); \ 471 cm->cm_flags |= MFI_ON_ ## index; \ 472 MFIQ_ADD(cm->cm_sc, index); \ 473 } \ 474 static __inline void \ 475 mfi_requeue_ ## name (struct mfi_command *cm) \ 476 { \ 477 if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \ 478 kprintf("command %p is on another queue, " \ 479 "flags = %#x\n", cm, cm->cm_flags); \ 480 panic("command is on another queue"); \ 481 } \ 482 TAILQ_INSERT_HEAD(&cm->cm_sc->mfi_ ## name, cm, cm_link); \ 483 cm->cm_flags |= MFI_ON_ ## index; \ 484 MFIQ_ADD(cm->cm_sc, index); \ 485 } \ 486 static __inline struct mfi_command * \ 487 mfi_dequeue_ ## name (struct mfi_softc *sc) \ 488 { \ 489 struct mfi_command *cm; \ 490 \ 491 if ((cm = TAILQ_FIRST(&sc->mfi_ ## name)) != NULL) { \ 492 if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \ 493 kprintf("command %p not in queue, " \ 494 "flags = %#x, bit = %#x\n", cm, \ 495 cm->cm_flags, MFI_ON_ ## index); \ 496 panic("command not in queue"); \ 497 } \ 498 TAILQ_REMOVE(&sc->mfi_ ## name, cm, cm_link); \ 499 cm->cm_flags &= ~MFI_ON_ ## index; \ 500 MFIQ_REMOVE(sc, index); \ 501 } \ 502 return (cm); \ 503 } \ 504 static __inline void \ 505 mfi_remove_ ## name (struct mfi_command *cm) \ 506 { \ 507 if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \ 508 kprintf("command %p not in queue, flags = %#x, " \ 509 "bit = %#x\n", cm, cm->cm_flags, \ 510 MFI_ON_ ## index); \ 511 panic("command not in queue"); \ 512 } \ 513 TAILQ_REMOVE(&cm->cm_sc->mfi_ ## name, cm, cm_link); \ 514 cm->cm_flags &= ~MFI_ON_ ## index; \ 515 MFIQ_REMOVE(cm->cm_sc, index); \ 516 } \ 517 struct hack 518 519 MFIQ_COMMAND_QUEUE(free, MFIQ_FREE); 520 MFIQ_COMMAND_QUEUE(ready, MFIQ_READY); 521 MFIQ_COMMAND_QUEUE(busy, MFIQ_BUSY); 522 523 static __inline void 524 mfi_initq_bio(struct mfi_softc *sc) 525 { 526 bioq_init(&sc->mfi_bioq); 527 MFIQ_INIT(sc, MFIQ_BIO); 528 } 529 530 static __inline void 531 mfi_enqueue_bio(struct mfi_softc *sc, struct bio *bp) 532 { 533 bioq_insert_tail(&sc->mfi_bioq, bp); 534 MFIQ_ADD(sc, MFIQ_BIO); 535 } 536 537 static __inline struct bio * 538 mfi_dequeue_bio(struct mfi_softc *sc) 539 { 540 struct bio *bp; 541 542 if ((bp = bioq_first(&sc->mfi_bioq)) != NULL) { 543 bioq_remove(&sc->mfi_bioq, bp); 544 MFIQ_REMOVE(sc, MFIQ_BIO); 545 } 546 return (bp); 547 } 548 549 static __inline void 550 mfi_print_sense(struct mfi_softc *sc, void *sense) 551 { 552 int error, key, asc, ascq; 553 554 scsi_extract_sense((struct scsi_sense_data *)sense, 555 &error, &key, &asc, &ascq); 556 device_printf(sc->mfi_dev, "sense error %d, sense_key %d, " 557 "asc %d, ascq %d\n", error, key, asc, ascq); 558 } 559 560 /* XXX 561 * 562 * Mimics FreeBSD's mtx_assert() behavior. 563 * We might want a global lockassert() function in the future. 564 */ 565 static __inline void 566 mfi_lockassert(struct lock *lockp) 567 { 568 if (panicstr == NULL && !dumping) 569 KKASSERT(lockstatus(lockp, curthread) != 0); 570 } 571 572 #define MFI_WRITE4(sc, reg, val) bus_space_write_4((sc)->mfi_btag, \ 573 sc->mfi_bhandle, (reg), (val)) 574 #define MFI_READ4(sc, reg) bus_space_read_4((sc)->mfi_btag, \ 575 (sc)->mfi_bhandle, (reg)) 576 #define MFI_WRITE2(sc, reg, val) bus_space_write_2((sc)->mfi_btag, \ 577 sc->mfi_bhandle, (reg), (val)) 578 #define MFI_READ2(sc, reg) bus_space_read_2((sc)->mfi_btag, \ 579 (sc)->mfi_bhandle, (reg)) 580 #define MFI_WRITE1(sc, reg, val) bus_space_write_1((sc)->mfi_btag, \ 581 sc->mfi_bhandle, (reg), (val)) 582 #define MFI_READ1(sc, reg) bus_space_read_1((sc)->mfi_btag, \ 583 (sc)->mfi_bhandle, (reg)) 584 585 #ifdef MALLOC_DECLARE 586 MALLOC_DECLARE(M_MFIBUF); 587 #endif 588 589 #define MFI_RESET_WAIT_TIME 180 590 #define MFI_CMD_TIMEOUT 30 591 #define SKINNY_MEMORY 0x02000000 592 #define MFI_MAXPHYS (128 * 1024) 593 594 #ifdef MFI_DEBUG 595 extern void mfi_print_cmd(struct mfi_command *cm); 596 extern void mfi_dump_cmds(struct mfi_softc *sc); 597 extern void mfi_validate_sg(struct mfi_softc *, struct mfi_command *, const char *, int ); 598 #define MFI_PRINT_CMD(cm) mfi_print_cmd(cm) 599 #define MFI_DUMP_CMDS(sc) mfi_dump_cmds(sc) 600 #define MFI_VALIDATE_CMD(sc, cm) mfi_validate_sg(sc, cm, __func__, __LINE__) 601 #else 602 #define MFI_PRINT_CMD(cm) 603 #define MFI_DUMP_CMDS(sc) 604 #define MFI_VALIDATE_CMD(sc, cm) 605 #endif 606 607 extern void mfi_release_command(struct mfi_command *cm); 608 609 #endif /* _MFIVAR_H */ 610