1 /* $FreeBSD$ */ 2 /*- 3 * Generic defines for LSI '909 FC adapters. 4 * FreeBSD Version. 5 * 6 * Copyright (c) 2000, 2001 by Greg Ansley 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 immediately at the beginning of the file, without modification, 13 * this list of conditions, and the following disclaimer. 14 * 2. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 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 FOR 21 * 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 /*- 30 * Copyright (c) 2002, 2006 by Matthew Jacob 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 are 35 * 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 at minimum a disclaimer 39 * substantially similar to the "NO WARRANTY" disclaimer below 40 * ("Disclaimer") and any redistribution must be conditioned upon including 41 * a substantially similar Disclaimer requirement for further binary 42 * redistribution. 43 * 3. Neither the names of the above listed copyright holders nor the names 44 * of any contributors may be used to endorse or promote products derived 45 * from this software without specific prior written permission. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 48 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 50 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 51 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 52 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 53 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 54 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 55 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 56 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 57 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 58 * 59 * Support from Chris Ellsworth in order to make SAS adapters work 60 * is gratefully acknowledged. 61 * 62 * 63 * Support from LSI-Logic has also gone a great deal toward making this a 64 * workable subsystem and is gratefully acknowledged. 65 */ 66 /* 67 * Copyright (c) 2004, Avid Technology, Inc. and its contributors. 68 * Copyright (c) 2004, 2005 Justin T. Gibbs 69 * Copyright (c) 2005, WHEEL Sp. z o.o. 70 * All rights reserved. 71 * 72 * Redistribution and use in source and binary forms, with or without 73 * modification, are permitted provided that the following conditions are 74 * met: 75 * 1. Redistributions of source code must retain the above copyright 76 * notice, this list of conditions and the following disclaimer. 77 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 78 * substantially similar to the "NO WARRANTY" disclaimer below 79 * ("Disclaimer") and any redistribution must be conditioned upon including 80 * a substantially similar Disclaimer requirement for further binary 81 * redistribution. 82 * 3. Neither the names of the above listed copyright holders nor the names 83 * of any contributors may be used to endorse or promote products derived 84 * from this software without specific prior written permission. 85 * 86 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 87 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 88 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 89 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 90 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 91 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 92 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 93 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 94 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 95 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 96 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 97 */ 98 99 #ifndef _MPT_H_ 100 #define _MPT_H_ 101 102 /********************************* OS Includes ********************************/ 103 #include <sys/types.h> 104 #include <sys/param.h> 105 #include <sys/systm.h> 106 #include <sys/endian.h> 107 #include <sys/eventhandler.h> 108 #if __FreeBSD_version < 500000 109 #include <sys/kernel.h> 110 #include <sys/queue.h> 111 #include <sys/malloc.h> 112 #else 113 #include <sys/lock.h> 114 #include <sys/kernel.h> 115 #include <sys/queue.h> 116 #include <sys/malloc.h> 117 #include <sys/mutex.h> 118 #include <sys/condvar.h> 119 #endif 120 #include <sys/proc.h> 121 #include <sys/bus.h> 122 #include <sys/module.h> 123 124 #include <machine/cpu.h> 125 #include <machine/resource.h> 126 127 #if __FreeBSD_version < 500000 128 #include <machine/bus.h> 129 #include <machine/clock.h> 130 #endif 131 132 #include <sys/rman.h> 133 134 #if __FreeBSD_version < 500000 135 #include <pci/pcireg.h> 136 #include <pci/pcivar.h> 137 #else 138 #include <dev/pci/pcireg.h> 139 #include <dev/pci/pcivar.h> 140 #endif 141 142 #include <machine/bus.h> 143 #include "opt_ddb.h" 144 145 /**************************** Register Definitions ****************************/ 146 #include <dev/mpt/mpt_reg.h> 147 148 /******************************* MPI Definitions ******************************/ 149 #include <dev/mpt/mpilib/mpi_type.h> 150 #include <dev/mpt/mpilib/mpi.h> 151 #include <dev/mpt/mpilib/mpi_cnfg.h> 152 #include <dev/mpt/mpilib/mpi_ioc.h> 153 #include <dev/mpt/mpilib/mpi_raid.h> 154 155 /* XXX For mpt_debug.c */ 156 #include <dev/mpt/mpilib/mpi_init.h> 157 158 /****************************** Misc Definitions ******************************/ 159 #define MPT_OK (0) 160 #define MPT_FAIL (0x10000) 161 162 #define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array)) 163 164 #define MPT_ROLE_NONE 0 165 #define MPT_ROLE_INITIATOR 1 166 #define MPT_ROLE_TARGET 2 167 #define MPT_ROLE_BOTH 3 168 #define MPT_ROLE_DEFAULT MPT_ROLE_INITIATOR 169 170 /**************************** Forward Declarations ****************************/ 171 struct mpt_softc; 172 struct mpt_personality; 173 typedef struct req_entry request_t; 174 175 /************************* Personality Module Support *************************/ 176 typedef int mpt_load_handler_t(struct mpt_personality *); 177 typedef int mpt_probe_handler_t(struct mpt_softc *); 178 typedef int mpt_attach_handler_t(struct mpt_softc *); 179 typedef int mpt_enable_handler_t(struct mpt_softc *); 180 typedef void mpt_ready_handler_t(struct mpt_softc *); 181 typedef int mpt_event_handler_t(struct mpt_softc *, request_t *, 182 MSG_EVENT_NOTIFY_REPLY *); 183 typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/); 184 /* XXX Add return value and use for veto? */ 185 typedef void mpt_shutdown_handler_t(struct mpt_softc *); 186 typedef void mpt_detach_handler_t(struct mpt_softc *); 187 typedef int mpt_unload_handler_t(struct mpt_personality *); 188 189 struct mpt_personality 190 { 191 const char *name; 192 uint32_t id; /* Assigned identifier. */ 193 u_int use_count; /* Instances using personality*/ 194 mpt_load_handler_t *load; /* configure personailty */ 195 #define MPT_PERS_FIRST_HANDLER(pers) (&(pers)->load) 196 mpt_probe_handler_t *probe; /* configure personailty */ 197 mpt_attach_handler_t *attach; /* initialize device instance */ 198 mpt_enable_handler_t *enable; /* enable device */ 199 mpt_ready_handler_t *ready; /* final open for business */ 200 mpt_event_handler_t *event; /* Handle MPI event. */ 201 mpt_reset_handler_t *reset; /* Re-init after reset. */ 202 mpt_shutdown_handler_t *shutdown; /* Shutdown instance. */ 203 mpt_detach_handler_t *detach; /* release device instance */ 204 mpt_unload_handler_t *unload; /* Shutdown personality */ 205 #define MPT_PERS_LAST_HANDLER(pers) (&(pers)->unload) 206 }; 207 208 int mpt_modevent(module_t, int, void *); 209 210 /* Maximum supported number of personalities. */ 211 #define MPT_MAX_PERSONALITIES (15) 212 213 #define MPT_PERSONALITY_DEPEND(name, dep, vmin, vpref, vmax) \ 214 MODULE_DEPEND(name, dep, vmin, vpref, vmax) 215 216 #define DECLARE_MPT_PERSONALITY(name, order) \ 217 static moduledata_t name##_mod = { \ 218 #name, mpt_modevent, &name##_personality \ 219 }; \ 220 DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, order); \ 221 MODULE_VERSION(name, 1); \ 222 MPT_PERSONALITY_DEPEND(name, mpt_core, 1, 1, 1) 223 224 /******************************* Bus DMA Support ******************************/ 225 /* XXX Need to update bus_dmamap_sync to take a range argument. */ 226 #define bus_dmamap_sync_range(dma_tag, dmamap, offset, len, op) \ 227 bus_dmamap_sync(dma_tag, dmamap, op) 228 229 #if __FreeBSD_version >= 501102 230 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \ 231 lowaddr, highaddr, filter, filterarg, \ 232 maxsize, nsegments, maxsegsz, flags, \ 233 dma_tagp) \ 234 bus_dma_tag_create(parent_tag, alignment, boundary, \ 235 lowaddr, highaddr, filter, filterarg, \ 236 maxsize, nsegments, maxsegsz, flags, \ 237 busdma_lock_mutex, &Giant, \ 238 dma_tagp) 239 #else 240 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \ 241 lowaddr, highaddr, filter, filterarg, \ 242 maxsize, nsegments, maxsegsz, flags, \ 243 dma_tagp) \ 244 bus_dma_tag_create(parent_tag, alignment, boundary, \ 245 lowaddr, highaddr, filter, filterarg, \ 246 maxsize, nsegments, maxsegsz, flags, \ 247 dma_tagp) 248 #endif 249 250 struct mpt_map_info { 251 struct mpt_softc *mpt; 252 int error; 253 uint32_t phys; 254 }; 255 256 void mpt_map_rquest(void *, bus_dma_segment_t *, int, int); 257 258 /**************************** Kernel Thread Support ***************************/ 259 #if __FreeBSD_version > 500005 260 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 261 kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) 262 #else 263 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 264 kthread_create(func, farg, proc_ptr, fmtstr, arg) 265 #endif 266 267 /****************************** Timer Facilities ******************************/ 268 #if __FreeBSD_version > 500000 269 #define mpt_callout_init(c) callout_init(c, /*mpsafe*/0); 270 #else 271 #define mpt_callout_init(c) callout_init(c); 272 #endif 273 274 /********************************** Endianess *********************************/ 275 static __inline uint64_t 276 u64toh(U64 s) 277 { 278 uint64_t result; 279 280 result = le32toh(s.Low); 281 result |= ((uint64_t)le32toh(s.High)) << 32; 282 return (result); 283 } 284 285 /**************************** MPI Transaction State ***************************/ 286 typedef enum { 287 REQ_STATE_NIL = 0x00, 288 REQ_STATE_FREE = 0x01, 289 REQ_STATE_ALLOCATED = 0x02, 290 REQ_STATE_QUEUED = 0x04, 291 REQ_STATE_DONE = 0x08, 292 REQ_STATE_TIMEDOUT = 0x10, 293 REQ_STATE_NEED_WAKEUP = 0x20, 294 REQ_STATE_LOCKED = 0x80, /* can't be freed */ 295 REQ_STATE_MASK = 0xFF 296 } mpt_req_state_t; 297 298 struct req_entry { 299 TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */ 300 mpt_req_state_t state; /* Request State Information */ 301 uint16_t index; /* Index of this entry */ 302 uint16_t IOCStatus; /* Completion status */ 303 uint16_t ResponseCode; /* TMF Reponse Code */ 304 uint16_t serno; /* serial number */ 305 union ccb *ccb; /* CAM request */ 306 void *req_vbuf; /* Virtual Address of Entry */ 307 void *sense_vbuf; /* Virtual Address of sense data */ 308 bus_addr_t req_pbuf; /* Physical Address of Entry */ 309 bus_addr_t sense_pbuf; /* Physical Address of sense data */ 310 bus_dmamap_t dmap; /* DMA map for data buffers */ 311 struct req_entry *chain; /* for SGE overallocations */ 312 }; 313 314 /**************************** MPI Target State Info ***************************/ 315 316 typedef struct { 317 uint32_t reply_desc; /* current reply descriptor */ 318 uint32_t resid; /* current data residual */ 319 uint32_t bytes_xfered; /* current relative offset */ 320 union ccb *ccb; /* pointer to currently active ccb */ 321 request_t *req; /* pointer to currently active assist request */ 322 uint32_t 323 is_local : 1, 324 nxfers : 31; 325 uint32_t tag_id; 326 enum { 327 TGT_STATE_NIL, 328 TGT_STATE_LOADING, 329 TGT_STATE_LOADED, 330 TGT_STATE_IN_CAM, 331 TGT_STATE_SETTING_UP_FOR_DATA, 332 TGT_STATE_MOVING_DATA, 333 TGT_STATE_MOVING_DATA_AND_STATUS, 334 TGT_STATE_SENDING_STATUS 335 } state; 336 } mpt_tgt_state_t; 337 338 /* 339 * When we get an incoming command it has its own tag which is called the 340 * IoIndex. This is the value we gave that particular command buffer when 341 * we originally assigned it. It's just a number, really. The FC card uses 342 * it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which 343 * contains pointers the request_t structures related to that IoIndex. 344 * 345 * What *we* do is construct a tag out of the index for the target command 346 * which owns the incoming ATIO plus a rolling sequence number. 347 */ 348 #define MPT_MAKE_TAGID(mpt, req, ioindex) \ 349 ((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff)) 350 351 #ifdef INVARIANTS 352 #define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b) 353 #else 354 #define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18] 355 #endif 356 357 #define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \ 358 (&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)])) 359 360 STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr); 361 #define MPT_MAX_LUNS 256 362 typedef struct { 363 struct mpt_hdr_stailq atios; 364 struct mpt_hdr_stailq inots; 365 int enabled; 366 } tgt_resource_t; 367 #define MPT_MAX_ELS 64 368 369 /**************************** Handler Registration ****************************/ 370 /* 371 * Global table of registered reply handlers. The 372 * handler is indicated by byte 3 of the request 373 * index submitted to the IOC. This allows the 374 * driver core to perform generic processing without 375 * any knowledge of per-personality behavior. 376 * 377 * MPT_NUM_REPLY_HANDLERS must be a power of 2 378 * to allow the easy generation of a mask. 379 * 380 * The handler offsets used by the core are hard coded 381 * allowing faster code generation when assigning a handler 382 * to a request. All "personalities" must use the 383 * the handler registration mechanism. 384 * 385 * The IOC handlers that are rarely executed are placed 386 * at the tail of the table to make it more likely that 387 * all commonly executed handlers fit in a single cache 388 * line. 389 */ 390 #define MPT_NUM_REPLY_HANDLERS (32) 391 #define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0) 392 #define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1) 393 #define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2) 394 typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request, 395 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame); 396 typedef union { 397 mpt_reply_handler_t *reply_handler; 398 } mpt_handler_t; 399 400 typedef enum { 401 MPT_HANDLER_REPLY, 402 MPT_HANDLER_EVENT, 403 MPT_HANDLER_RESET, 404 MPT_HANDLER_SHUTDOWN 405 } mpt_handler_type; 406 407 struct mpt_handler_record 408 { 409 LIST_ENTRY(mpt_handler_record) links; 410 mpt_handler_t handler; 411 }; 412 413 LIST_HEAD(mpt_handler_list, mpt_handler_record); 414 415 /* 416 * The handler_id is currently unused but would contain the 417 * handler ID used in the MsgContext field to allow direction 418 * of replies to the handler. Registrations that don't require 419 * a handler id can pass in NULL for the handler_id. 420 * 421 * Deregistrations for handlers without a handler id should 422 * pass in MPT_HANDLER_ID_NONE. 423 */ 424 #define MPT_HANDLER_ID_NONE (0xFFFFFFFF) 425 int mpt_register_handler(struct mpt_softc *, mpt_handler_type, 426 mpt_handler_t, uint32_t *); 427 int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type, 428 mpt_handler_t, uint32_t); 429 430 /******************* Per-Controller Instance Data Structures ******************/ 431 TAILQ_HEAD(req_queue, req_entry); 432 433 /* Structure for saving proper values for modifyable PCI config registers */ 434 struct mpt_pci_cfg { 435 uint16_t Command; 436 uint16_t LatencyTimer_LineSize; 437 uint32_t IO_BAR; 438 uint32_t Mem0_BAR[2]; 439 uint32_t Mem1_BAR[2]; 440 uint32_t ROM_BAR; 441 uint8_t IntLine; 442 uint32_t PMCSR; 443 }; 444 445 typedef enum { 446 MPT_RVF_NONE = 0x0, 447 MPT_RVF_ACTIVE = 0x1, 448 MPT_RVF_ANNOUNCED = 0x2, 449 MPT_RVF_UP2DATE = 0x4, 450 MPT_RVF_REFERENCED = 0x8, 451 MPT_RVF_WCE_CHANGED = 0x10 452 } mpt_raid_volume_flags; 453 454 struct mpt_raid_volume { 455 CONFIG_PAGE_RAID_VOL_0 *config_page; 456 MPI_RAID_VOL_INDICATOR sync_progress; 457 mpt_raid_volume_flags flags; 458 u_int quiesced_disks; 459 }; 460 461 typedef enum { 462 MPT_RDF_NONE = 0x00, 463 MPT_RDF_ACTIVE = 0x01, 464 MPT_RDF_ANNOUNCED = 0x02, 465 MPT_RDF_UP2DATE = 0x04, 466 MPT_RDF_REFERENCED = 0x08, 467 MPT_RDF_QUIESCING = 0x10, 468 MPT_RDF_QUIESCED = 0x20 469 } mpt_raid_disk_flags; 470 471 struct mpt_raid_disk { 472 CONFIG_PAGE_RAID_PHYS_DISK_0 config_page; 473 struct mpt_raid_volume *volume; 474 u_int member_number; 475 u_int pass_thru_active; 476 mpt_raid_disk_flags flags; 477 }; 478 479 struct mpt_evtf_record { 480 MSG_EVENT_NOTIFY_REPLY reply; 481 uint32_t context; 482 LIST_ENTRY(mpt_evtf_record) links; 483 }; 484 485 LIST_HEAD(mpt_evtf_list, mpt_evtf_record); 486 487 struct mpt_softc { 488 device_t dev; 489 #if __FreeBSD_version < 500000 490 uint32_t mpt_islocked; 491 int mpt_splsaved; 492 #else 493 struct mtx mpt_lock; 494 int mpt_locksetup; 495 #endif 496 uint32_t mpt_pers_mask; 497 uint32_t 498 unit : 8, 499 : 3, 500 twildcard : 1, 501 tenabled : 1, 502 do_cfg_role : 1, 503 raid_enabled : 1, 504 raid_mwce_set : 1, 505 getreqwaiter : 1, 506 shutdwn_raid : 1, 507 shutdwn_recovery: 1, 508 outofbeer : 1, 509 disabled : 1, 510 is_spi : 1, 511 is_sas : 1, 512 is_fc : 1; 513 514 u_int cfg_role; 515 u_int role; /* role: none, ini, target, both */ 516 517 u_int verbose; 518 519 /* 520 * IOC Facts 521 */ 522 uint16_t mpt_global_credits; 523 uint16_t request_frame_size; 524 uint8_t mpt_max_devices; 525 uint8_t mpt_max_buses; 526 uint8_t ioc_facts_flags; 527 uint8_t padding0; 528 529 /* 530 * Port Facts 531 * XXX - Add multi-port support!. 532 */ 533 uint16_t mpt_ini_id; 534 uint16_t mpt_port_type; 535 uint16_t mpt_proto_flags; 536 uint16_t mpt_max_tgtcmds; 537 538 /* 539 * Device Configuration Information 540 */ 541 union { 542 struct mpt_spi_cfg { 543 CONFIG_PAGE_SCSI_PORT_0 _port_page0; 544 CONFIG_PAGE_SCSI_PORT_1 _port_page1; 545 CONFIG_PAGE_SCSI_PORT_2 _port_page2; 546 CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16]; 547 CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16]; 548 uint16_t _tag_enable; 549 uint16_t _disc_enable; 550 } spi; 551 #define mpt_port_page0 cfg.spi._port_page0 552 #define mpt_port_page1 cfg.spi._port_page1 553 #define mpt_port_page2 cfg.spi._port_page2 554 #define mpt_dev_page0 cfg.spi._dev_page0 555 #define mpt_dev_page1 cfg.spi._dev_page1 556 #define mpt_tag_enable cfg.spi._tag_enable 557 #define mpt_disc_enable cfg.spi._disc_enable 558 struct mpi_fc_cfg { 559 CONFIG_PAGE_FC_PORT_0 _port_page0; 560 uint32_t _port_speed; 561 #define mpt_fcport_page0 cfg.fc._port_page0 562 #define mpt_fcport_speed cfg.fc._port_speed 563 } fc; 564 } cfg; 565 #if __FreeBSD_version >= 500000 566 /* 567 * Device config information stored up for sysctl to access 568 */ 569 union { 570 struct { 571 unsigned int initiator_id; 572 } spi; 573 struct { 574 char wwnn[19]; 575 char wwpn[19]; 576 } fc; 577 } scinfo; 578 #endif 579 580 /* Controller Info for RAID information */ 581 CONFIG_PAGE_IOC_2 * ioc_page2; 582 CONFIG_PAGE_IOC_3 * ioc_page3; 583 584 /* Raid Data */ 585 struct mpt_raid_volume* raid_volumes; 586 struct mpt_raid_disk* raid_disks; 587 u_int raid_max_volumes; 588 u_int raid_max_disks; 589 u_int raid_page0_len; 590 u_int raid_wakeup; 591 u_int raid_rescan; 592 u_int raid_resync_rate; 593 u_int raid_mwce_setting; 594 u_int raid_queue_depth; 595 u_int raid_nonopt_volumes; 596 struct proc *raid_thread; 597 struct callout raid_timer; 598 599 /* 600 * PCI Hardware info 601 */ 602 struct resource * pci_irq; /* Interrupt map for chip */ 603 void * ih; /* Interupt handle */ 604 struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */ 605 606 /* 607 * DMA Mapping Stuff 608 */ 609 struct resource * pci_reg; /* Register map for chip */ 610 int pci_mem_rid; /* Resource ID */ 611 bus_space_tag_t pci_st; /* Bus tag for registers */ 612 bus_space_handle_t pci_sh; /* Bus handle for registers */ 613 /* PIO versions of above. */ 614 int pci_pio_rid; 615 struct resource * pci_pio_reg; 616 bus_space_tag_t pci_pio_st; 617 bus_space_handle_t pci_pio_sh; 618 619 bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */ 620 bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */ 621 bus_dmamap_t reply_dmap; /* DMA map for reply memory */ 622 uint8_t *reply; /* KVA of reply memory */ 623 bus_addr_t reply_phys; /* BusAddr of reply memory */ 624 625 bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */ 626 bus_dma_tag_t request_dmat; /* DMA tag for request memroy */ 627 bus_dmamap_t request_dmap; /* DMA map for request memroy */ 628 uint8_t *request; /* KVA of Request memory */ 629 bus_addr_t request_phys; /* BusAddr of request memory */ 630 631 uint32_t max_seg_cnt; /* calculated after IOC facts */ 632 633 /* 634 * Hardware management 635 */ 636 u_int reset_cnt; 637 638 /* 639 * CAM && Software Management 640 */ 641 request_t *request_pool; 642 struct req_queue request_free_list; 643 struct req_queue request_pending_list; 644 struct req_queue request_timeout_list; 645 646 647 struct cam_sim *sim; 648 struct cam_path *path; 649 650 struct cam_sim *phydisk_sim; 651 struct cam_path *phydisk_path; 652 653 struct proc *recovery_thread; 654 request_t *tmf_req; 655 656 /* 657 * Deferred frame acks due to resource shortage. 658 */ 659 struct mpt_evtf_list ack_frames; 660 661 /* 662 * Target Mode Support 663 */ 664 uint32_t scsi_tgt_handler_id; 665 request_t ** tgt_cmd_ptrs; 666 request_t ** els_cmd_ptrs; /* FC only */ 667 668 /* 669 * *snork*- this is chosen to be here *just in case* somebody 670 * forgets to point to it exactly and we index off of trt with 671 * CAM_LUN_WILDCARD. 672 */ 673 tgt_resource_t trt_wildcard; /* wildcard luns */ 674 tgt_resource_t trt[MPT_MAX_LUNS]; 675 uint16_t tgt_cmds_allocated; 676 uint16_t els_cmds_allocated; /* FC only */ 677 678 uint16_t timeouts; /* timeout count */ 679 uint16_t success; /* successes afer timeout */ 680 uint16_t sequence; /* Sequence Number */ 681 uint16_t pad3; 682 683 684 /* Paired port in some dual adapters configurations */ 685 struct mpt_softc * mpt2; 686 687 /* FW Image management */ 688 uint32_t fw_image_size; 689 uint8_t *fw_image; 690 bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */ 691 bus_dmamap_t fw_dmap; /* DMA map for firmware image */ 692 bus_addr_t fw_phys; /* BusAddr of firmware image */ 693 694 /* Shutdown Event Handler. */ 695 eventhandler_tag eh; 696 697 TAILQ_ENTRY(mpt_softc) links; 698 }; 699 700 static __inline void mpt_assign_serno(struct mpt_softc *, request_t *); 701 702 static __inline void 703 mpt_assign_serno(struct mpt_softc *mpt, request_t *req) 704 { 705 if ((req->serno = mpt->sequence++) == 0) { 706 req->serno = mpt->sequence++; 707 } 708 } 709 710 /***************************** Locking Primitives *****************************/ 711 #if __FreeBSD_version < 500000 712 #define MPT_IFLAGS INTR_TYPE_CAM 713 #define MPT_LOCK(mpt) mpt_lockspl(mpt) 714 #define MPT_UNLOCK(mpt) mpt_unlockspl(mpt) 715 #define MPT_OWNED(mpt) mpt->mpt_islocked 716 #define MPTLOCK_2_CAMLOCK MPT_UNLOCK 717 #define CAMLOCK_2_MPTLOCK MPT_LOCK 718 #define MPT_LOCK_SETUP(mpt) 719 #define MPT_LOCK_DESTROY(mpt) 720 721 static __inline void mpt_lockspl(struct mpt_softc *mpt); 722 static __inline void mpt_unlockspl(struct mpt_softc *mpt); 723 724 static __inline void 725 mpt_lockspl(struct mpt_softc *mpt) 726 { 727 int s; 728 729 s = splcam(); 730 if (mpt->mpt_islocked++ == 0) { 731 mpt->mpt_splsaved = s; 732 } else { 733 splx(s); 734 panic("Recursed lock with mask: 0x%x\n", s); 735 } 736 } 737 738 static __inline void 739 mpt_unlockspl(struct mpt_softc *mpt) 740 { 741 if (mpt->mpt_islocked) { 742 if (--mpt->mpt_islocked == 0) { 743 splx(mpt->mpt_splsaved); 744 } 745 } else 746 panic("Negative lock count\n"); 747 } 748 749 static __inline int 750 mpt_sleep(struct mpt_softc *mpt, void *ident, int priority, 751 const char *wmesg, int timo) 752 { 753 int saved_cnt; 754 int saved_spl; 755 int error; 756 757 KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep")); 758 saved_cnt = mpt->mpt_islocked; 759 saved_spl = mpt->mpt_splsaved; 760 mpt->mpt_islocked = 0; 761 error = tsleep(ident, priority, wmesg, timo); 762 KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup")); 763 mpt->mpt_islocked = saved_cnt; 764 mpt->mpt_splsaved = saved_spl; 765 return (error); 766 } 767 768 #else 769 #ifdef LOCKING_WORKED_AS_IT_SHOULD 770 #error "Shouldn't Be Here!" 771 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE 772 #define MPT_LOCK_SETUP(mpt) \ 773 mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \ 774 mpt->mpt_locksetup = 1 775 #define MPT_LOCK_DESTROY(mpt) \ 776 if (mpt->mpt_locksetup) { \ 777 mtx_destroy(&mpt->mpt_lock); \ 778 mpt->mpt_locksetup = 0; \ 779 } 780 781 #define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock) 782 #define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock) 783 #define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock) 784 #define MPTLOCK_2_CAMLOCK(mpt) \ 785 mtx_unlock(&(mpt)->mpt_lock); mtx_lock(&Giant) 786 #define CAMLOCK_2_MPTLOCK(mpt) \ 787 mtx_unlock(&Giant); mtx_lock(&(mpt)->mpt_lock) 788 #define mpt_sleep(mpt, ident, priority, wmesg, timo) \ 789 msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo) 790 791 #else 792 793 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY 794 #define MPT_LOCK_SETUP(mpt) do { } while (0) 795 #define MPT_LOCK_DESTROY(mpt) do { } while (0) 796 #if 0 797 #define MPT_LOCK(mpt) \ 798 device_printf(mpt->dev, "LOCK %s:%d\n", __FILE__, __LINE__); \ 799 KASSERT(mpt->mpt_locksetup == 0, \ 800 ("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \ 801 mpt->mpt_locksetup = 1 802 #define MPT_UNLOCK(mpt) \ 803 device_printf(mpt->dev, "UNLK %s:%d\n", __FILE__, __LINE__); \ 804 KASSERT(mpt->mpt_locksetup == 1, \ 805 ("release unowned lock at %s:%d", __FILE__, __LINE__)); \ 806 mpt->mpt_locksetup = 0 807 #else 808 #define MPT_LOCK(mpt) \ 809 KASSERT(mpt->mpt_locksetup == 0, \ 810 ("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \ 811 mpt->mpt_locksetup = 1 812 #define MPT_UNLOCK(mpt) \ 813 KASSERT(mpt->mpt_locksetup == 1, \ 814 ("release unowned lock at %s:%d", __FILE__, __LINE__)); \ 815 mpt->mpt_locksetup = 0 816 #endif 817 #define MPT_OWNED(mpt) mpt->mpt_locksetup 818 #define MPTLOCK_2_CAMLOCK(mpt) MPT_UNLOCK(mpt) 819 #define CAMLOCK_2_MPTLOCK(mpt) MPT_LOCK(mpt) 820 821 static __inline int 822 mpt_sleep(struct mpt_softc *, void *, int, const char *, int); 823 824 static __inline int 825 mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t) 826 { 827 int r; 828 MPT_UNLOCK(mpt); 829 r = tsleep(i, p, w, t); 830 MPT_LOCK(mpt); 831 return (r); 832 } 833 #endif 834 #endif 835 836 /******************************* Register Access ******************************/ 837 static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t); 838 static __inline uint32_t mpt_read(struct mpt_softc *, int); 839 static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t); 840 static __inline uint32_t mpt_pio_read(struct mpt_softc *, int); 841 842 static __inline void 843 mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 844 { 845 bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val); 846 } 847 848 static __inline uint32_t 849 mpt_read(struct mpt_softc *mpt, int offset) 850 { 851 return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset)); 852 } 853 854 /* 855 * Some operations (e.g. diagnostic register writes while the ARM proccessor 856 * is disabled), must be performed using "PCI pio" operations. On non-PCI 857 * busses, these operations likely map to normal register accesses. 858 */ 859 static __inline void 860 mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 861 { 862 bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val); 863 } 864 865 static __inline uint32_t 866 mpt_pio_read(struct mpt_softc *mpt, int offset) 867 { 868 return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset)); 869 } 870 /*********************** Reply Frame/Request Management ***********************/ 871 /* Max MPT Reply we are willing to accept (must be power of 2) */ 872 #define MPT_REPLY_SIZE 256 873 874 /* 875 * Must be less than 16384 in order for target mode to work 876 */ 877 #define MPT_MAX_REQUESTS(mpt) 512 878 #define MPT_REQUEST_AREA 512 879 #define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */ 880 #define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA) 881 882 #define MPT_CONTEXT_CB_SHIFT (16) 883 #define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT) 884 #define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT) 885 #define MPT_CONTEXT_TO_CBI(x) \ 886 (((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1)) 887 #define MPT_CONTEXT_REQI_MASK 0xFFFF 888 #define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK) 889 890 /* 891 * Convert a 32bit physical address returned from IOC to an 892 * offset into our reply frame memory or the kvm address needed 893 * to access the data. The returned address is only the low 894 * 32 bits, so mask our base physical address accordingly. 895 */ 896 #define MPT_REPLY_BADDR(x) \ 897 (x << 1) 898 #define MPT_REPLY_OTOV(m, i) \ 899 ((void *)(&m->reply[i])) 900 901 #define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \ 902 do { \ 903 if (mpt->verbose > MPT_PRT_DEBUG) \ 904 mpt_dump_reply_frame(mpt, reply_frame); \ 905 } while(0) 906 907 static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt); 908 static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr); 909 910 /* 911 * Give the reply buffer back to the IOC after we have 912 * finished processing it. 913 */ 914 static __inline void 915 mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr) 916 { 917 mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr); 918 } 919 920 /* Get a reply from the IOC */ 921 static __inline uint32_t 922 mpt_pop_reply_queue(struct mpt_softc *mpt) 923 { 924 return mpt_read(mpt, MPT_OFFSET_REPLY_Q); 925 } 926 927 void 928 mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int); 929 930 /************************** Scatter Gather Managment **************************/ 931 /* MPT_RQSL- size of request frame, in bytes */ 932 #define MPT_RQSL(mpt) (mpt->request_frame_size << 2) 933 934 /* MPT_NSGL- how many SG entries can fit in a request frame size */ 935 #define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION)) 936 937 /* MPT_NRFM- how many request frames can fit in each request alloc we make */ 938 #define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt)) 939 940 /* 941 * MPT_NSGL_FIRST- # of SG elements that can fit after 942 * an I/O request but still within the request frame. 943 * Do this safely based upon SGE_IO_UNION. 944 * 945 * Note that the first element is *within* the SCSI request. 946 */ 947 #define MPT_NSGL_FIRST(mpt) \ 948 ((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \ 949 sizeof (SGE_IO_UNION)) 950 951 /***************************** IOC Initialization *****************************/ 952 int mpt_reset(struct mpt_softc *, int /*reinit*/); 953 954 /****************************** Debugging ************************************/ 955 typedef struct mpt_decode_entry { 956 char *name; 957 u_int value; 958 u_int mask; 959 } mpt_decode_entry_t; 960 961 int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries, 962 const char *name, u_int value, u_int *cur_column, 963 u_int wrap_point); 964 965 void mpt_dump_data(struct mpt_softc *, const char *, void *, int); 966 void mpt_dump_request(struct mpt_softc *, request_t *); 967 968 enum { 969 MPT_PRT_ALWAYS, 970 MPT_PRT_FATAL, 971 MPT_PRT_ERROR, 972 MPT_PRT_WARN, 973 MPT_PRT_INFO, 974 MPT_PRT_NEGOTIATION, 975 MPT_PRT_DEBUG, 976 MPT_PRT_DEBUG1, 977 MPT_PRT_DEBUG2, 978 MPT_PRT_DEBUG3, 979 MPT_PRT_TRACE, 980 MPT_PRT_NONE=100 981 }; 982 983 #if __FreeBSD_version > 500000 984 #define mpt_lprt(mpt, level, ...) \ 985 do { \ 986 if (level <= (mpt)->verbose) \ 987 mpt_prt(mpt, __VA_ARGS__); \ 988 } while (0) 989 990 #define mpt_lprtc(mpt, level, ...) \ 991 do { \ 992 if (level <= (mpt)->debug_level) \ 993 mpt_prtc(mpt, __VA_ARGS__); \ 994 } while (0) 995 #else 996 void mpt_lprt(struct mpt_softc *, int, const char *, ...) 997 __printflike(3, 4); 998 void mpt_lprtc(struct mpt_softc *, int, const char *, ...) 999 __printflike(3, 4); 1000 #endif 1001 void mpt_prt(struct mpt_softc *, const char *, ...) 1002 __printflike(2, 3); 1003 void mpt_prtc(struct mpt_softc *, const char *, ...) 1004 __printflike(2, 3); 1005 1006 /**************************** Target Mode Related ***************************/ 1007 static __inline int mpt_cdblen(uint8_t, int); 1008 static __inline int 1009 mpt_cdblen(uint8_t cdb0, int maxlen) 1010 { 1011 int group = cdb0 >> 5; 1012 switch (group) { 1013 case 0: 1014 return (6); 1015 case 1: 1016 return (10); 1017 case 4: 1018 case 5: 1019 return (12); 1020 default: 1021 return (16); 1022 } 1023 } 1024 #ifdef INVARIANTS 1025 static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t); 1026 static __inline request_t * 1027 mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag) 1028 { 1029 uint16_t rtg = (tag >> 18); 1030 KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag)); 1031 KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array")); 1032 KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer")); 1033 return (mpt->tgt_cmd_ptrs[rtg]); 1034 } 1035 1036 1037 static __inline int 1038 mpt_req_on_free_list(struct mpt_softc *, request_t *); 1039 static __inline int 1040 mpt_req_on_pending_list(struct mpt_softc *, request_t *); 1041 1042 static __inline void 1043 mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int); 1044 static __inline void 1045 mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int); 1046 1047 1048 /* 1049 * Is request on freelist? 1050 */ 1051 static __inline int 1052 mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req) 1053 { 1054 request_t *lrq; 1055 1056 TAILQ_FOREACH(lrq, &mpt->request_free_list, links) { 1057 if (lrq == req) { 1058 return (1); 1059 } 1060 } 1061 return (0); 1062 } 1063 1064 /* 1065 * Is request on pending list? 1066 */ 1067 static __inline int 1068 mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req) 1069 { 1070 request_t *lrq; 1071 1072 TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) { 1073 if (lrq == req) { 1074 return (1); 1075 } 1076 } 1077 return (0); 1078 } 1079 1080 /* 1081 * Make sure that req *is* part of one of the special lists 1082 */ 1083 static __inline void 1084 mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1085 { 1086 int i; 1087 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1088 if (req == mpt->els_cmd_ptrs[i]) { 1089 return; 1090 } 1091 } 1092 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1093 if (req == mpt->tgt_cmd_ptrs[i]) { 1094 return; 1095 } 1096 } 1097 panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n", 1098 s, line, req, req->serno, 1099 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function); 1100 } 1101 1102 /* 1103 * Make sure that req is *not* part of one of the special lists. 1104 */ 1105 static __inline void 1106 mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1107 { 1108 int i; 1109 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1110 KASSERT(req != mpt->els_cmd_ptrs[i], 1111 ("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n", 1112 s, line, req, req->serno, 1113 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1114 } 1115 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1116 KASSERT(req != mpt->tgt_cmd_ptrs[i], 1117 ("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n", 1118 s, line, req, req->serno, 1119 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1120 } 1121 } 1122 #endif 1123 1124 /* 1125 * Task Management Types, purely for internal consumption 1126 */ 1127 typedef enum { 1128 MPT_ABORT_TASK_SET=1234, 1129 MPT_CLEAR_TASK_SET, 1130 MPT_TARGET_RESET, 1131 MPT_CLEAR_ACA, 1132 MPT_TERMINATE_TASK, 1133 MPT_NIL_TMT_VALUE=5678 1134 } mpt_task_mgmt_t; 1135 1136 /**************************** Unclassified Routines ***************************/ 1137 void mpt_send_cmd(struct mpt_softc *mpt, request_t *req); 1138 int mpt_recv_handshake_reply(struct mpt_softc *mpt, 1139 size_t reply_len, void *reply); 1140 int mpt_wait_req(struct mpt_softc *mpt, request_t *req, 1141 mpt_req_state_t state, mpt_req_state_t mask, 1142 int sleep_ok, int time_ms); 1143 void mpt_enable_ints(struct mpt_softc *mpt); 1144 void mpt_disable_ints(struct mpt_softc *mpt); 1145 int mpt_attach(struct mpt_softc *mpt); 1146 int mpt_shutdown(struct mpt_softc *mpt); 1147 int mpt_detach(struct mpt_softc *mpt); 1148 int mpt_send_handshake_cmd(struct mpt_softc *mpt, 1149 size_t len, void *cmd); 1150 request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok); 1151 void mpt_free_request(struct mpt_softc *mpt, request_t *req); 1152 void mpt_intr(void *arg); 1153 void mpt_check_doorbell(struct mpt_softc *mpt); 1154 void mpt_dump_reply_frame(struct mpt_softc *mpt, 1155 MSG_DEFAULT_REPLY *reply_frame); 1156 1157 void mpt_set_config_regs(struct mpt_softc *); 1158 int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/, 1159 u_int /*Action*/, u_int /*PageVersion*/, 1160 u_int /*PageLength*/, u_int /*PageNumber*/, 1161 u_int /*PageType*/, uint32_t /*PageAddress*/, 1162 bus_addr_t /*addr*/, bus_size_t/*len*/, 1163 int /*sleep_ok*/, int /*timeout_ms*/); 1164 int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/, 1165 int /*PageNumber*/, 1166 uint32_t /*PageAddress*/, 1167 CONFIG_PAGE_HEADER *, 1168 int /*sleep_ok*/, int /*timeout_ms*/); 1169 int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/, 1170 uint32_t /*PageAddress*/, 1171 CONFIG_PAGE_HEADER *, size_t /*len*/, 1172 int /*sleep_ok*/, int /*timeout_ms*/); 1173 int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/, 1174 uint32_t /*PageAddress*/, 1175 CONFIG_PAGE_HEADER *, size_t /*len*/, 1176 int /*sleep_ok*/, int /*timeout_ms*/); 1177 static __inline int 1178 mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1179 CONFIG_PAGE_HEADER *hdr, size_t len, 1180 int sleep_ok, int timeout_ms) 1181 { 1182 return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 1183 PageAddress, hdr, len, sleep_ok, timeout_ms)); 1184 } 1185 1186 static __inline int 1187 mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1188 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1189 int timeout_ms) 1190 { 1191 return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT, 1192 PageAddress, hdr, len, sleep_ok, 1193 timeout_ms)); 1194 } 1195 1196 /* mpt_debug.c functions */ 1197 void mpt_print_reply(void *vmsg); 1198 void mpt_print_db(uint32_t mb); 1199 void mpt_print_config_reply(void *vmsg); 1200 char *mpt_ioc_diag(uint32_t diag); 1201 void mpt_req_state(mpt_req_state_t state); 1202 void mpt_print_config_request(void *vmsg); 1203 void mpt_print_request(void *vmsg); 1204 void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg); 1205 void mpt_dump_sgl(SGE_IO_UNION *se, int offset); 1206 #endif /* _MPT_H_ */ 1207