1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2006 IronPort Systems 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 /*- 29 * Copyright (c) 2007 LSI Corp. 30 * Copyright (c) 2007 Rajesh Prabhakaran. 31 * All rights reserved. 32 * 33 * Redistribution and use in source and binary forms, with or without 34 * modification, are permitted provided that the following conditions 35 * are met: 36 * 1. Redistributions of source code must retain the above copyright 37 * notice, this list of conditions and the following disclaimer. 38 * 2. Redistributions in binary form must reproduce the above copyright 39 * notice, this list of conditions and the following disclaimer in the 40 * documentation and/or other materials provided with the distribution. 41 * 42 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 43 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 45 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 46 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 50 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 51 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 52 * SUCH DAMAGE. 53 */ 54 55 #ifndef _MFIVAR_H 56 #define _MFIVAR_H 57 58 #include <sys/cdefs.h> 59 #include <sys/lock.h> 60 #include <sys/sx.h> 61 62 #include <sys/types.h> 63 #include <sys/taskqueue.h> 64 #include "opt_mfi.h" 65 66 /* 67 * SCSI structures and definitions are used from here, but no linking 68 * requirements are made to CAM. 69 */ 70 #include <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 #define MEGASAS_MAX_NAME 32 78 #define MEGASAS_VERSION "4.23" 79 80 struct mfi_softc; 81 struct disk; 82 struct ccb_hdr; 83 84 struct mfi_command { 85 TAILQ_ENTRY(mfi_command) cm_link; 86 time_t cm_timestamp; 87 struct mfi_softc *cm_sc; 88 union mfi_frame *cm_frame; 89 bus_addr_t cm_frame_busaddr; 90 struct mfi_sense *cm_sense; 91 bus_addr_t cm_sense_busaddr; 92 bus_dmamap_t cm_dmamap; 93 union mfi_sgl *cm_sg; 94 void *cm_data; 95 int cm_len; 96 int cm_stp_len; 97 int cm_total_frame_size; 98 int cm_extra_frames; 99 int cm_flags; 100 #define MFI_CMD_MAPPED (1<<0) 101 #define MFI_CMD_DATAIN (1<<1) 102 #define MFI_CMD_DATAOUT (1<<2) 103 #define MFI_CMD_COMPLETED (1<<3) 104 #define MFI_CMD_POLLED (1<<4) 105 #define MFI_CMD_SCSI (1<<5) 106 #define MFI_CMD_CCB (1<<6) 107 #define MFI_CMD_BIO (1<<7) 108 #define MFI_CMD_TBOLT (1<<8) 109 #define MFI_ON_MFIQ_FREE (1<<9) 110 #define MFI_ON_MFIQ_READY (1<<10) 111 #define MFI_ON_MFIQ_BUSY (1<<11) 112 #define MFI_ON_MFIQ_MASK (MFI_ON_MFIQ_FREE | MFI_ON_MFIQ_READY| \ 113 MFI_ON_MFIQ_BUSY) 114 #define MFI_CMD_FLAGS_FMT "\20" \ 115 "\1MAPPED" \ 116 "\2DATAIN" \ 117 "\3DATAOUT" \ 118 "\4COMPLETED" \ 119 "\5POLLED" \ 120 "\6SCSI" \ 121 "\7BIO" \ 122 "\10TBOLT" \ 123 "\11Q_FREE" \ 124 "\12Q_READY" \ 125 "\13Q_BUSY" 126 uint8_t retry_for_fw_reset; 127 void (* cm_complete)(struct mfi_command *cm); 128 void *cm_private; 129 int cm_index; 130 int cm_error; 131 }; 132 133 struct mfi_disk { 134 TAILQ_ENTRY(mfi_disk) ld_link; 135 device_t ld_dev; 136 int ld_id; 137 int ld_unit; 138 struct mfi_softc *ld_controller; 139 struct mfi_ld_info *ld_info; 140 struct disk *ld_disk; 141 int ld_flags; 142 #define MFI_DISK_FLAGS_OPEN 0x01 143 #define MFI_DISK_FLAGS_DISABLED 0x02 144 }; 145 146 struct mfi_disk_pending { 147 TAILQ_ENTRY(mfi_disk_pending) ld_link; 148 int ld_id; 149 }; 150 151 struct mfi_system_pd { 152 TAILQ_ENTRY(mfi_system_pd) pd_link; 153 device_t pd_dev; 154 int pd_id; 155 int pd_unit; 156 struct mfi_softc *pd_controller; 157 struct mfi_pd_info *pd_info; 158 struct disk *pd_disk; 159 int pd_flags; 160 }; 161 162 struct mfi_system_pending { 163 TAILQ_ENTRY(mfi_system_pending) pd_link; 164 int pd_id; 165 }; 166 167 struct mfi_evt_queue_elm { 168 TAILQ_ENTRY(mfi_evt_queue_elm) link; 169 struct mfi_evt_detail detail; 170 }; 171 172 struct mfi_aen { 173 TAILQ_ENTRY(mfi_aen) aen_link; 174 struct proc *p; 175 }; 176 177 struct mfi_skinny_dma_info { 178 bus_dma_tag_t dmat[514]; 179 bus_dmamap_t dmamap[514]; 180 uint32_t mem[514]; 181 int noofmaps; 182 }; 183 184 struct megasas_sge 185 { 186 bus_addr_t phys_addr; 187 uint32_t length; 188 }; 189 190 struct mfi_cmd_tbolt; 191 192 struct mfi_softc { 193 device_t mfi_dev; 194 int mfi_flags; 195 #define MFI_FLAGS_SG64 (1<<0) 196 #define MFI_FLAGS_QFRZN (1<<1) 197 #define MFI_FLAGS_OPEN (1<<2) 198 #define MFI_FLAGS_STOP (1<<3) 199 #define MFI_FLAGS_1064R (1<<4) 200 #define MFI_FLAGS_1078 (1<<5) 201 #define MFI_FLAGS_GEN2 (1<<6) 202 #define MFI_FLAGS_SKINNY (1<<7) 203 #define MFI_FLAGS_TBOLT (1<<8) 204 #define MFI_FLAGS_MRSAS (1<<9) 205 #define MFI_FLAGS_INVADER (1<<10) 206 #define MFI_FLAGS_FURY (1<<11) 207 // Start: LSIP200113393 208 bus_dma_tag_t verbuf_h_dmat; 209 bus_dmamap_t verbuf_h_dmamap; 210 bus_addr_t verbuf_h_busaddr; 211 uint32_t *verbuf; 212 void *kbuff_arr[MAX_IOCTL_SGE]; 213 bus_dma_tag_t mfi_kbuff_arr_dmat[2]; 214 bus_dmamap_t mfi_kbuff_arr_dmamap[2]; 215 bus_addr_t mfi_kbuff_arr_busaddr[2]; 216 217 struct mfi_hwcomms *mfi_comms; 218 TAILQ_HEAD(,mfi_command) mfi_free; 219 TAILQ_HEAD(,mfi_command) mfi_ready; 220 TAILQ_HEAD(BUSYQ,mfi_command) mfi_busy; 221 struct bio_queue_head mfi_bioq; 222 struct mfi_qstat mfi_qstat[MFIQ_COUNT]; 223 224 struct resource *mfi_regs_resource; 225 bus_space_handle_t mfi_bhandle; 226 bus_space_tag_t mfi_btag; 227 int mfi_regs_rid; 228 229 bus_dma_tag_t mfi_parent_dmat; 230 bus_dma_tag_t mfi_buffer_dmat; 231 232 bus_dma_tag_t mfi_comms_dmat; 233 bus_dmamap_t mfi_comms_dmamap; 234 bus_addr_t mfi_comms_busaddr; 235 236 bus_dma_tag_t mfi_frames_dmat; 237 bus_dmamap_t mfi_frames_dmamap; 238 bus_addr_t mfi_frames_busaddr; 239 union mfi_frame *mfi_frames; 240 241 bus_dma_tag_t mfi_tb_init_dmat; 242 bus_dmamap_t mfi_tb_init_dmamap; 243 bus_addr_t mfi_tb_init_busaddr; 244 bus_addr_t mfi_tb_ioc_init_busaddr; 245 union mfi_frame *mfi_tb_init; 246 247 TAILQ_HEAD(,mfi_evt_queue_elm) mfi_evt_queue; 248 struct task mfi_evt_task; 249 struct task mfi_map_sync_task; 250 TAILQ_HEAD(,mfi_aen) mfi_aen_pids; 251 struct mfi_command *mfi_aen_cm; 252 struct mfi_command *mfi_skinny_cm; 253 struct mfi_command *mfi_map_sync_cm; 254 int cm_aen_abort; 255 int cm_map_abort; 256 uint32_t mfi_aen_triggered; 257 uint32_t mfi_poll_waiting; 258 uint32_t mfi_boot_seq_num; 259 struct selinfo mfi_select; 260 int mfi_delete_busy_volumes; 261 int mfi_keep_deleted_volumes; 262 int mfi_detaching; 263 264 bus_dma_tag_t mfi_sense_dmat; 265 bus_dmamap_t mfi_sense_dmamap; 266 bus_addr_t mfi_sense_busaddr; 267 struct mfi_sense *mfi_sense; 268 269 struct resource *mfi_irq; 270 void *mfi_intr; 271 int mfi_irq_rid; 272 273 struct intr_config_hook mfi_ich; 274 eventhandler_tag eh; 275 /* OCR flags */ 276 uint8_t adpreset; 277 uint8_t issuepend_done; 278 uint8_t disableOnlineCtrlReset; 279 uint32_t mfiStatus; 280 uint32_t last_seq_num; 281 uint32_t volatile hw_crit_error; 282 283 /* 284 * Allocation for the command array. Used as an indexable array to 285 * recover completed commands. 286 */ 287 struct mfi_command *mfi_commands; 288 /* 289 * How many commands the firmware can handle. Also how big the reply 290 * queue is, minus 1. 291 */ 292 int mfi_max_fw_cmds; 293 /* 294 * How many S/G elements we'll ever actually use 295 */ 296 int mfi_max_sge; 297 /* 298 * How many bytes a compound frame is, including all of the extra frames 299 * that are used for S/G elements. 300 */ 301 int mfi_cmd_size; 302 /* 303 * How large an S/G element is. Used to calculate the number of single 304 * frames in a command. 305 */ 306 int mfi_sge_size; 307 /* 308 * Max number of sectors that the firmware allows 309 */ 310 uint32_t mfi_max_io; 311 312 TAILQ_HEAD(,mfi_disk) mfi_ld_tqh; 313 TAILQ_HEAD(,mfi_system_pd) mfi_syspd_tqh; 314 TAILQ_HEAD(,mfi_disk_pending) mfi_ld_pend_tqh; 315 TAILQ_HEAD(,mfi_system_pending) mfi_syspd_pend_tqh; 316 eventhandler_tag mfi_eh; 317 struct cdev *mfi_cdev; 318 319 TAILQ_HEAD(, ccb_hdr) mfi_cam_ccbq; 320 struct mfi_command * (* mfi_cam_start)(void *); 321 void (*mfi_cam_rescan_cb)(struct mfi_softc *, 322 uint32_t); 323 struct callout mfi_watchdog_callout; 324 struct mtx mfi_io_lock; 325 struct sx mfi_config_lock; 326 327 /* Controller type specific interfaces */ 328 void (*mfi_enable_intr)(struct mfi_softc *sc); 329 void (*mfi_disable_intr)(struct mfi_softc *sc); 330 int32_t (*mfi_read_fw_status)(struct mfi_softc *sc); 331 int (*mfi_check_clear_intr)(struct mfi_softc *sc); 332 void (*mfi_issue_cmd)(struct mfi_softc *sc, bus_addr_t bus_add, 333 uint32_t frame_cnt); 334 int (*mfi_adp_reset)(struct mfi_softc *sc); 335 int (*mfi_adp_check_reset)(struct mfi_softc *sc); 336 void (*mfi_intr_ptr)(void *sc); 337 338 /* ThunderBolt */ 339 uint32_t mfi_tbolt; 340 uint32_t MFA_enabled; 341 /* Single Reply structure size */ 342 uint16_t reply_size; 343 /* Singler message size. */ 344 uint16_t raid_io_msg_size; 345 TAILQ_HEAD(TB, mfi_cmd_tbolt) mfi_cmd_tbolt_tqh; 346 /* ThunderBolt base contiguous memory mapping. */ 347 bus_dma_tag_t mfi_tb_dmat; 348 bus_dmamap_t mfi_tb_dmamap; 349 bus_addr_t mfi_tb_busaddr; 350 /* ThunderBolt Contiguous DMA memory Mapping */ 351 uint8_t * request_message_pool; 352 uint8_t * request_message_pool_align; 353 uint8_t * request_desc_pool; 354 bus_addr_t request_msg_busaddr; 355 bus_addr_t reply_frame_busaddr; 356 bus_addr_t sg_frame_busaddr; 357 /* ThunderBolt IOC Init Descriptor */ 358 bus_dma_tag_t mfi_tb_ioc_init_dmat; 359 bus_dmamap_t mfi_tb_ioc_init_dmamap; 360 uint8_t * mfi_tb_ioc_init_desc; 361 struct mfi_cmd_tbolt **mfi_cmd_pool_tbolt; 362 /* Virtual address of reply Frame Pool */ 363 struct mfi_mpi2_reply_header* reply_frame_pool; 364 struct mfi_mpi2_reply_header* reply_frame_pool_align; 365 366 /* Last reply frame address */ 367 uint8_t * reply_pool_limit; 368 uint16_t last_reply_idx; 369 uint8_t max_SGEs_in_chain_message; 370 uint8_t max_SGEs_in_main_message; 371 uint8_t chain_offset_value_for_main_message; 372 uint8_t chain_offset_value_for_mpt_ptmsg; 373 }; 374 375 union desc_value { 376 uint64_t word; 377 struct { 378 uint32_t low; 379 uint32_t high; 380 }u; 381 }; 382 383 // TODO find the right definition 384 #define XXX_MFI_CMD_OP_INIT2 0x9 385 /* 386 * Request descriptor types 387 */ 388 #define MFI_REQ_DESCRIPT_FLAGS_LD_IO 0x7 389 #define MFI_REQ_DESCRIPT_FLAGS_MFA 0x1 390 #define MFI_REQ_DESCRIPT_FLAGS_TYPE_SHIFT 0x1 391 #define MFI_FUSION_FP_DEFAULT_TIMEOUT 0x14 392 #define MFI_LOAD_BALANCE_FLAG 0x1 393 #define MFI_DCMD_MBOX_PEND_FLAG 0x1 394 395 //#define MR_PROT_INFO_TYPE_CONTROLLER 0x08 396 #define MEGASAS_SCSI_VARIABLE_LENGTH_CMD 0x7f 397 #define MEGASAS_SCSI_SERVICE_ACTION_READ32 0x9 398 #define MEGASAS_SCSI_SERVICE_ACTION_WRITE32 0xB 399 #define MEGASAS_SCSI_ADDL_CDB_LEN 0x18 400 #define MEGASAS_RD_WR_PROTECT_CHECK_ALL 0x20 401 #define MEGASAS_RD_WR_PROTECT_CHECK_NONE 0x60 402 #define MEGASAS_EEDPBLOCKSIZE 512 403 struct mfi_cmd_tbolt { 404 union mfi_mpi2_request_descriptor *request_desc; 405 struct mfi_mpi2_request_raid_scsi_io *io_request; 406 bus_addr_t io_request_phys_addr; 407 bus_addr_t sg_frame_phys_addr; 408 bus_addr_t sense_phys_addr; 409 MPI2_SGE_IO_UNION *sg_frame; 410 uint8_t *sense; 411 TAILQ_ENTRY(mfi_cmd_tbolt) next; 412 /* 413 * Context for a MFI frame. 414 * Used to get the mfi cmd from list when a MFI cmd is completed 415 */ 416 uint32_t sync_cmd_idx; 417 uint16_t index; 418 uint8_t status; 419 }; 420 421 extern int mfi_attach(struct mfi_softc *); 422 extern void mfi_free(struct mfi_softc *); 423 extern int mfi_shutdown(struct mfi_softc *); 424 extern void mfi_startio(struct mfi_softc *); 425 extern void mfi_disk_complete(struct bio *); 426 extern int mfi_disk_disable(struct mfi_disk *); 427 extern void mfi_disk_enable(struct mfi_disk *); 428 extern int mfi_dump_blocks(struct mfi_softc *, int id, uint64_t, void *, int); 429 extern int mfi_syspd_disable(struct mfi_system_pd *); 430 extern void mfi_syspd_enable(struct mfi_system_pd *); 431 extern int mfi_dump_syspd_blocks(struct mfi_softc *, int id, uint64_t, void *, 432 int); 433 extern int mfi_transition_firmware(struct mfi_softc *sc); 434 extern int mfi_aen_setup(struct mfi_softc *sc, uint32_t seq_start); 435 extern void mfi_complete(struct mfi_softc *sc, struct mfi_command *cm); 436 extern int mfi_mapcmd(struct mfi_softc *sc,struct mfi_command *cm); 437 extern int mfi_wait_command(struct mfi_softc *sc, struct mfi_command *cm); 438 extern void mfi_tbolt_enable_intr_ppc(struct mfi_softc *); 439 extern void mfi_tbolt_disable_intr_ppc(struct mfi_softc *); 440 extern int32_t mfi_tbolt_read_fw_status_ppc(struct mfi_softc *); 441 extern int32_t mfi_tbolt_check_clear_intr_ppc(struct mfi_softc *); 442 extern void mfi_tbolt_issue_cmd_ppc(struct mfi_softc *, bus_addr_t, uint32_t); 443 extern void mfi_tbolt_init_globals(struct mfi_softc*); 444 extern uint32_t mfi_tbolt_get_memory_requirement(struct mfi_softc *); 445 extern int mfi_tbolt_init_desc_pool(struct mfi_softc *, uint8_t *, uint32_t); 446 extern int mfi_tbolt_init_MFI_queue(struct mfi_softc *); 447 extern void mfi_intr_tbolt(void *arg); 448 extern int mfi_tbolt_alloc_cmd(struct mfi_softc *sc); 449 extern int mfi_tbolt_send_frame(struct mfi_softc *sc, struct mfi_command *cm); 450 extern int mfi_tbolt_adp_reset(struct mfi_softc *sc); 451 extern int mfi_tbolt_reset(struct mfi_softc *sc); 452 extern void mfi_tbolt_sync_map_info(struct mfi_softc *sc); 453 extern void mfi_handle_map_sync(void *context, int pending); 454 extern int mfi_dcmd_command(struct mfi_softc *, struct mfi_command **, 455 uint32_t, void **, size_t); 456 extern int mfi_build_cdb(int, uint8_t, u_int64_t, u_int32_t, uint8_t *); 457 458 #define MFIQ_ADD(sc, qname) \ 459 do { \ 460 struct mfi_qstat *qs; \ 461 \ 462 qs = &(sc)->mfi_qstat[qname]; \ 463 qs->q_length++; \ 464 if (qs->q_length > qs->q_max) \ 465 qs->q_max = qs->q_length; \ 466 } while (0) 467 468 #define MFIQ_REMOVE(sc, qname) (sc)->mfi_qstat[qname].q_length-- 469 470 #define MFIQ_INIT(sc, qname) \ 471 do { \ 472 sc->mfi_qstat[qname].q_length = 0; \ 473 sc->mfi_qstat[qname].q_max = 0; \ 474 } while (0) 475 476 #define MFIQ_COMMAND_QUEUE(name, index) \ 477 static __inline void \ 478 mfi_initq_ ## name (struct mfi_softc *sc) \ 479 { \ 480 TAILQ_INIT(&sc->mfi_ ## name); \ 481 MFIQ_INIT(sc, index); \ 482 } \ 483 static __inline void \ 484 mfi_enqueue_ ## name (struct mfi_command *cm) \ 485 { \ 486 if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \ 487 panic("command %p is on another queue, " \ 488 "flags = %#x\n", cm, cm->cm_flags); \ 489 } \ 490 TAILQ_INSERT_TAIL(&cm->cm_sc->mfi_ ## name, cm, cm_link); \ 491 cm->cm_flags |= MFI_ON_ ## index; \ 492 MFIQ_ADD(cm->cm_sc, index); \ 493 } \ 494 static __inline void \ 495 mfi_requeue_ ## name (struct mfi_command *cm) \ 496 { \ 497 if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \ 498 panic("command %p is on another queue, " \ 499 "flags = %#x\n", cm, cm->cm_flags); \ 500 } \ 501 TAILQ_INSERT_HEAD(&cm->cm_sc->mfi_ ## name, cm, cm_link); \ 502 cm->cm_flags |= MFI_ON_ ## index; \ 503 MFIQ_ADD(cm->cm_sc, index); \ 504 } \ 505 static __inline struct mfi_command * \ 506 mfi_dequeue_ ## name (struct mfi_softc *sc) \ 507 { \ 508 struct mfi_command *cm; \ 509 \ 510 if ((cm = TAILQ_FIRST(&sc->mfi_ ## name)) != NULL) { \ 511 if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \ 512 panic("command %p not in queue, " \ 513 "flags = %#x, bit = %#x\n", cm, \ 514 cm->cm_flags, MFI_ON_ ## index); \ 515 } \ 516 TAILQ_REMOVE(&sc->mfi_ ## name, cm, cm_link); \ 517 cm->cm_flags &= ~MFI_ON_ ## index; \ 518 MFIQ_REMOVE(sc, index); \ 519 } \ 520 return (cm); \ 521 } \ 522 static __inline void \ 523 mfi_remove_ ## name (struct mfi_command *cm) \ 524 { \ 525 if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \ 526 panic("command %p not in queue, flags = %#x, " \ 527 "bit = %#x\n", cm, cm->cm_flags, \ 528 MFI_ON_ ## index); \ 529 } \ 530 TAILQ_REMOVE(&cm->cm_sc->mfi_ ## name, cm, cm_link); \ 531 cm->cm_flags &= ~MFI_ON_ ## index; \ 532 MFIQ_REMOVE(cm->cm_sc, index); \ 533 } \ 534 struct hack 535 536 MFIQ_COMMAND_QUEUE(free, MFIQ_FREE); 537 MFIQ_COMMAND_QUEUE(ready, MFIQ_READY); 538 MFIQ_COMMAND_QUEUE(busy, MFIQ_BUSY); 539 540 static __inline void 541 mfi_initq_bio(struct mfi_softc *sc) 542 { 543 bioq_init(&sc->mfi_bioq); 544 MFIQ_INIT(sc, MFIQ_BIO); 545 } 546 547 static __inline void 548 mfi_enqueue_bio(struct mfi_softc *sc, struct bio *bp) 549 { 550 bioq_insert_tail(&sc->mfi_bioq, bp); 551 MFIQ_ADD(sc, MFIQ_BIO); 552 } 553 554 static __inline struct bio * 555 mfi_dequeue_bio(struct mfi_softc *sc) 556 { 557 struct bio *bp; 558 559 if ((bp = bioq_first(&sc->mfi_bioq)) != NULL) { 560 bioq_remove(&sc->mfi_bioq, bp); 561 MFIQ_REMOVE(sc, MFIQ_BIO); 562 } 563 return (bp); 564 } 565 566 /* 567 * This is from the original scsi_extract_sense() in CAM. It's copied 568 * here because CAM now uses a non-inline version that follows more complex 569 * additions to the SPC spec, and we don't want to force a dependency on 570 * the CAM module for such a trivial action. 571 */ 572 static __inline void 573 mfi_extract_sense(struct scsi_sense_data_fixed *sense, 574 int *error_code, int *sense_key, int *asc, int *ascq) 575 { 576 577 *error_code = sense->error_code & SSD_ERRCODE; 578 *sense_key = sense->flags & SSD_KEY; 579 *asc = (sense->extra_len >= 5) ? sense->add_sense_code : 0; 580 *ascq = (sense->extra_len >= 6) ? sense->add_sense_code_qual : 0; 581 } 582 583 static __inline void 584 mfi_print_sense(struct mfi_softc *sc, void *sense) 585 { 586 int error, key, asc, ascq; 587 588 mfi_extract_sense((struct scsi_sense_data_fixed *)sense, 589 &error, &key, &asc, &ascq); 590 device_printf(sc->mfi_dev, "sense error %d, sense_key %d, " 591 "asc %d, ascq %d\n", error, key, asc, ascq); 592 } 593 594 #define MFI_WRITE4(sc, reg, val) bus_space_write_4((sc)->mfi_btag, \ 595 sc->mfi_bhandle, (reg), (val)) 596 #define MFI_READ4(sc, reg) bus_space_read_4((sc)->mfi_btag, \ 597 (sc)->mfi_bhandle, (reg)) 598 #define MFI_WRITE2(sc, reg, val) bus_space_write_2((sc)->mfi_btag, \ 599 sc->mfi_bhandle, (reg), (val)) 600 #define MFI_READ2(sc, reg) bus_space_read_2((sc)->mfi_btag, \ 601 (sc)->mfi_bhandle, (reg)) 602 #define MFI_WRITE1(sc, reg, val) bus_space_write_1((sc)->mfi_btag, \ 603 sc->mfi_bhandle, (reg), (val)) 604 #define MFI_READ1(sc, reg) bus_space_read_1((sc)->mfi_btag, \ 605 (sc)->mfi_bhandle, (reg)) 606 607 MALLOC_DECLARE(M_MFIBUF); 608 SYSCTL_DECL(_hw_mfi); 609 610 #define MFI_RESET_WAIT_TIME 180 611 #define MFI_CMD_TIMEOUT 30 612 #define MFI_SYS_PD_IO 0 613 #define MFI_LD_IO 1 614 #define MFI_SKINNY_MEMORY 0x02000000 615 #define MFI_MAXPHYS (128 * 1024) 616 617 #ifdef MFI_DEBUG 618 extern void mfi_print_cmd(struct mfi_command *cm); 619 extern void mfi_dump_cmds(struct mfi_softc *sc); 620 extern void mfi_validate_sg(struct mfi_softc *, struct mfi_command *, 621 const char *, int); 622 #define MFI_PRINT_CMD(cm) mfi_print_cmd(cm) 623 #define MFI_DUMP_CMDS(sc) mfi_dump_cmds(sc) 624 #define MFI_VALIDATE_CMD(sc, cm) mfi_validate_sg(sc, cm, __FUNCTION__, __LINE__) 625 #else 626 #define MFI_PRINT_CMD(cm) 627 #define MFI_DUMP_CMDS(sc) 628 #define MFI_VALIDATE_CMD(sc, cm) 629 #endif 630 631 extern void mfi_release_command(struct mfi_command *); 632 extern void mfi_tbolt_return_cmd(struct mfi_softc *, 633 struct mfi_cmd_tbolt *, struct mfi_command *); 634 635 #endif /* _MFIVAR_H */ 636