mpt.h revision 164305
1/* $FreeBSD: head/sys/dev/mpt/mpt.h 164305 2006-11-15 20:04:57Z jhb $ */ 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 ****************************/ 171struct mpt_softc; 172struct mpt_personality; 173typedef struct req_entry request_t; 174 175/************************* Personality Module Support *************************/ 176typedef int mpt_load_handler_t(struct mpt_personality *); 177typedef int mpt_probe_handler_t(struct mpt_softc *); 178typedef int mpt_attach_handler_t(struct mpt_softc *); 179typedef int mpt_enable_handler_t(struct mpt_softc *); 180typedef void mpt_ready_handler_t(struct mpt_softc *); 181typedef int mpt_event_handler_t(struct mpt_softc *, request_t *, 182 MSG_EVENT_NOTIFY_REPLY *); 183typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/); 184/* XXX Add return value and use for veto? */ 185typedef void mpt_shutdown_handler_t(struct mpt_softc *); 186typedef void mpt_detach_handler_t(struct mpt_softc *); 187typedef int mpt_unload_handler_t(struct mpt_personality *); 188 189struct 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 208int 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 250struct mpt_map_info { 251 struct mpt_softc *mpt; 252 int error; 253 uint32_t phys; 254}; 255 256void 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 *********************************/ 275static __inline uint64_t 276u64toh(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 ***************************/ 286typedef 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 298struct 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 316typedef 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 360STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr); 361#define MPT_MAX_LUNS 256 362typedef 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) 394typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request, 395 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame); 396typedef union { 397 mpt_reply_handler_t *reply_handler; 398} mpt_handler_t; 399 400typedef enum { 401 MPT_HANDLER_REPLY, 402 MPT_HANDLER_EVENT, 403 MPT_HANDLER_RESET, 404 MPT_HANDLER_SHUTDOWN 405} mpt_handler_type; 406 407struct mpt_handler_record 408{ 409 LIST_ENTRY(mpt_handler_record) links; 410 mpt_handler_t handler; 411}; 412 413LIST_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) 425int mpt_register_handler(struct mpt_softc *, mpt_handler_type, 426 mpt_handler_t, uint32_t *); 427int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type, 428 mpt_handler_t, uint32_t); 429 430/******************* Per-Controller Instance Data Structures ******************/ 431TAILQ_HEAD(req_queue, req_entry); 432 433/* Structure for saving proper values for modifyable PCI config registers */ 434struct 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 445typedef 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 454struct 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 461typedef 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 471struct 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 479struct mpt_evtf_record { 480 MSG_EVENT_NOTIFY_REPLY reply; 481 uint32_t context; 482 LIST_ENTRY(mpt_evtf_record) links; 483}; 484 485LIST_HEAD(mpt_evtf_list, mpt_evtf_record); 486 487struct 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 int pci_msi_count; 603 struct resource * pci_irq; /* Interrupt map for chip */ 604 void * ih; /* Interupt handle */ 605 struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */ 606 607 /* 608 * DMA Mapping Stuff 609 */ 610 struct resource * pci_reg; /* Register map for chip */ 611 int pci_mem_rid; /* Resource ID */ 612 bus_space_tag_t pci_st; /* Bus tag for registers */ 613 bus_space_handle_t pci_sh; /* Bus handle for registers */ 614 /* PIO versions of above. */ 615 int pci_pio_rid; 616 struct resource * pci_pio_reg; 617 bus_space_tag_t pci_pio_st; 618 bus_space_handle_t pci_pio_sh; 619 620 bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */ 621 bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */ 622 bus_dmamap_t reply_dmap; /* DMA map for reply memory */ 623 uint8_t *reply; /* KVA of reply memory */ 624 bus_addr_t reply_phys; /* BusAddr of reply memory */ 625 626 bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */ 627 bus_dma_tag_t request_dmat; /* DMA tag for request memroy */ 628 bus_dmamap_t request_dmap; /* DMA map for request memroy */ 629 uint8_t *request; /* KVA of Request memory */ 630 bus_addr_t request_phys; /* BusAddr of request memory */ 631 632 uint32_t max_seg_cnt; /* calculated after IOC facts */ 633 634 /* 635 * Hardware management 636 */ 637 u_int reset_cnt; 638 639 /* 640 * CAM && Software Management 641 */ 642 request_t *request_pool; 643 struct req_queue request_free_list; 644 struct req_queue request_pending_list; 645 struct req_queue request_timeout_list; 646 647 648 struct cam_sim *sim; 649 struct cam_path *path; 650 651 struct cam_sim *phydisk_sim; 652 struct cam_path *phydisk_path; 653 654 struct proc *recovery_thread; 655 request_t *tmf_req; 656 657 /* 658 * Deferred frame acks due to resource shortage. 659 */ 660 struct mpt_evtf_list ack_frames; 661 662 /* 663 * Target Mode Support 664 */ 665 uint32_t scsi_tgt_handler_id; 666 request_t ** tgt_cmd_ptrs; 667 request_t ** els_cmd_ptrs; /* FC only */ 668 669 /* 670 * *snork*- this is chosen to be here *just in case* somebody 671 * forgets to point to it exactly and we index off of trt with 672 * CAM_LUN_WILDCARD. 673 */ 674 tgt_resource_t trt_wildcard; /* wildcard luns */ 675 tgt_resource_t trt[MPT_MAX_LUNS]; 676 uint16_t tgt_cmds_allocated; 677 uint16_t els_cmds_allocated; /* FC only */ 678 679 uint16_t timeouts; /* timeout count */ 680 uint16_t success; /* successes afer timeout */ 681 uint16_t sequence; /* Sequence Number */ 682 uint16_t pad3; 683 684 685 /* Paired port in some dual adapters configurations */ 686 struct mpt_softc * mpt2; 687 688 /* FW Image management */ 689 uint32_t fw_image_size; 690 uint8_t *fw_image; 691 bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */ 692 bus_dmamap_t fw_dmap; /* DMA map for firmware image */ 693 bus_addr_t fw_phys; /* BusAddr of firmware image */ 694 695 /* Shutdown Event Handler. */ 696 eventhandler_tag eh; 697 698 TAILQ_ENTRY(mpt_softc) links; 699}; 700 701static __inline void mpt_assign_serno(struct mpt_softc *, request_t *); 702 703static __inline void 704mpt_assign_serno(struct mpt_softc *mpt, request_t *req) 705{ 706 if ((req->serno = mpt->sequence++) == 0) { 707 req->serno = mpt->sequence++; 708 } 709} 710 711/***************************** Locking Primitives *****************************/ 712#if __FreeBSD_version < 500000 713#define MPT_IFLAGS INTR_TYPE_CAM 714#define MPT_LOCK(mpt) mpt_lockspl(mpt) 715#define MPT_UNLOCK(mpt) mpt_unlockspl(mpt) 716#define MPT_OWNED(mpt) mpt->mpt_islocked 717#define MPTLOCK_2_CAMLOCK MPT_UNLOCK 718#define CAMLOCK_2_MPTLOCK MPT_LOCK 719#define MPT_LOCK_SETUP(mpt) 720#define MPT_LOCK_DESTROY(mpt) 721 722static __inline void mpt_lockspl(struct mpt_softc *mpt); 723static __inline void mpt_unlockspl(struct mpt_softc *mpt); 724 725static __inline void 726mpt_lockspl(struct mpt_softc *mpt) 727{ 728 int s; 729 730 s = splcam(); 731 if (mpt->mpt_islocked++ == 0) { 732 mpt->mpt_splsaved = s; 733 } else { 734 splx(s); 735 panic("Recursed lock with mask: 0x%x\n", s); 736 } 737} 738 739static __inline void 740mpt_unlockspl(struct mpt_softc *mpt) 741{ 742 if (mpt->mpt_islocked) { 743 if (--mpt->mpt_islocked == 0) { 744 splx(mpt->mpt_splsaved); 745 } 746 } else 747 panic("Negative lock count\n"); 748} 749 750static __inline int 751mpt_sleep(struct mpt_softc *mpt, void *ident, int priority, 752 const char *wmesg, int timo) 753{ 754 int saved_cnt; 755 int saved_spl; 756 int error; 757 758 KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep")); 759 saved_cnt = mpt->mpt_islocked; 760 saved_spl = mpt->mpt_splsaved; 761 mpt->mpt_islocked = 0; 762 error = tsleep(ident, priority, wmesg, timo); 763 KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup")); 764 mpt->mpt_islocked = saved_cnt; 765 mpt->mpt_splsaved = saved_spl; 766 return (error); 767} 768 769#else 770#ifdef LOCKING_WORKED_AS_IT_SHOULD 771#error "Shouldn't Be Here!" 772#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE 773#define MPT_LOCK_SETUP(mpt) \ 774 mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \ 775 mpt->mpt_locksetup = 1 776#define MPT_LOCK_DESTROY(mpt) \ 777 if (mpt->mpt_locksetup) { \ 778 mtx_destroy(&mpt->mpt_lock); \ 779 mpt->mpt_locksetup = 0; \ 780 } 781 782#define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock) 783#define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock) 784#define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock) 785#define MPTLOCK_2_CAMLOCK(mpt) \ 786 mtx_unlock(&(mpt)->mpt_lock); mtx_lock(&Giant) 787#define CAMLOCK_2_MPTLOCK(mpt) \ 788 mtx_unlock(&Giant); mtx_lock(&(mpt)->mpt_lock) 789#define mpt_sleep(mpt, ident, priority, wmesg, timo) \ 790 msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo) 791 792#else 793 794#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY 795#define MPT_LOCK_SETUP(mpt) do { } while (0) 796#define MPT_LOCK_DESTROY(mpt) do { } while (0) 797#if 0 798#define MPT_LOCK(mpt) \ 799 device_printf(mpt->dev, "LOCK %s:%d\n", __FILE__, __LINE__); \ 800 KASSERT(mpt->mpt_locksetup == 0, \ 801 ("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \ 802 mpt->mpt_locksetup = 1 803#define MPT_UNLOCK(mpt) \ 804 device_printf(mpt->dev, "UNLK %s:%d\n", __FILE__, __LINE__); \ 805 KASSERT(mpt->mpt_locksetup == 1, \ 806 ("release unowned lock at %s:%d", __FILE__, __LINE__)); \ 807 mpt->mpt_locksetup = 0 808#else 809#define MPT_LOCK(mpt) \ 810 KASSERT(mpt->mpt_locksetup == 0, \ 811 ("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \ 812 mpt->mpt_locksetup = 1 813#define MPT_UNLOCK(mpt) \ 814 KASSERT(mpt->mpt_locksetup == 1, \ 815 ("release unowned lock at %s:%d", __FILE__, __LINE__)); \ 816 mpt->mpt_locksetup = 0 817#endif 818#define MPT_OWNED(mpt) mpt->mpt_locksetup 819#define MPTLOCK_2_CAMLOCK(mpt) MPT_UNLOCK(mpt) 820#define CAMLOCK_2_MPTLOCK(mpt) MPT_LOCK(mpt) 821 822static __inline int 823mpt_sleep(struct mpt_softc *, void *, int, const char *, int); 824 825static __inline int 826mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t) 827{ 828 int r; 829 MPT_UNLOCK(mpt); 830 r = tsleep(i, p, w, t); 831 MPT_LOCK(mpt); 832 return (r); 833} 834#endif 835#endif 836 837/******************************* Register Access ******************************/ 838static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t); 839static __inline uint32_t mpt_read(struct mpt_softc *, int); 840static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t); 841static __inline uint32_t mpt_pio_read(struct mpt_softc *, int); 842 843static __inline void 844mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 845{ 846 bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val); 847} 848 849static __inline uint32_t 850mpt_read(struct mpt_softc *mpt, int offset) 851{ 852 return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset)); 853} 854 855/* 856 * Some operations (e.g. diagnostic register writes while the ARM proccessor 857 * is disabled), must be performed using "PCI pio" operations. On non-PCI 858 * busses, these operations likely map to normal register accesses. 859 */ 860static __inline void 861mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 862{ 863 bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val); 864} 865 866static __inline uint32_t 867mpt_pio_read(struct mpt_softc *mpt, int offset) 868{ 869 return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset)); 870} 871/*********************** Reply Frame/Request Management ***********************/ 872/* Max MPT Reply we are willing to accept (must be power of 2) */ 873#define MPT_REPLY_SIZE 256 874 875/* 876 * Must be less than 16384 in order for target mode to work 877 */ 878#define MPT_MAX_REQUESTS(mpt) 512 879#define MPT_REQUEST_AREA 512 880#define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */ 881#define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA) 882 883#define MPT_CONTEXT_CB_SHIFT (16) 884#define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT) 885#define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT) 886#define MPT_CONTEXT_TO_CBI(x) \ 887 (((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1)) 888#define MPT_CONTEXT_REQI_MASK 0xFFFF 889#define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK) 890 891/* 892 * Convert a 32bit physical address returned from IOC to an 893 * offset into our reply frame memory or the kvm address needed 894 * to access the data. The returned address is only the low 895 * 32 bits, so mask our base physical address accordingly. 896 */ 897#define MPT_REPLY_BADDR(x) \ 898 (x << 1) 899#define MPT_REPLY_OTOV(m, i) \ 900 ((void *)(&m->reply[i])) 901 902#define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \ 903do { \ 904 if (mpt->verbose > MPT_PRT_DEBUG) \ 905 mpt_dump_reply_frame(mpt, reply_frame); \ 906} while(0) 907 908static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt); 909static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr); 910 911/* 912 * Give the reply buffer back to the IOC after we have 913 * finished processing it. 914 */ 915static __inline void 916mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr) 917{ 918 mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr); 919} 920 921/* Get a reply from the IOC */ 922static __inline uint32_t 923mpt_pop_reply_queue(struct mpt_softc *mpt) 924{ 925 return mpt_read(mpt, MPT_OFFSET_REPLY_Q); 926} 927 928void 929mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int); 930 931/************************** Scatter Gather Managment **************************/ 932/* MPT_RQSL- size of request frame, in bytes */ 933#define MPT_RQSL(mpt) (mpt->request_frame_size << 2) 934 935/* MPT_NSGL- how many SG entries can fit in a request frame size */ 936#define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION)) 937 938/* MPT_NRFM- how many request frames can fit in each request alloc we make */ 939#define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt)) 940 941/* 942 * MPT_NSGL_FIRST- # of SG elements that can fit after 943 * an I/O request but still within the request frame. 944 * Do this safely based upon SGE_IO_UNION. 945 * 946 * Note that the first element is *within* the SCSI request. 947 */ 948#define MPT_NSGL_FIRST(mpt) \ 949 ((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \ 950 sizeof (SGE_IO_UNION)) 951 952/***************************** IOC Initialization *****************************/ 953int mpt_reset(struct mpt_softc *, int /*reinit*/); 954 955/****************************** Debugging ************************************/ 956typedef struct mpt_decode_entry { 957 char *name; 958 u_int value; 959 u_int mask; 960} mpt_decode_entry_t; 961 962int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries, 963 const char *name, u_int value, u_int *cur_column, 964 u_int wrap_point); 965 966void mpt_dump_data(struct mpt_softc *, const char *, void *, int); 967void mpt_dump_request(struct mpt_softc *, request_t *); 968 969enum { 970 MPT_PRT_ALWAYS, 971 MPT_PRT_FATAL, 972 MPT_PRT_ERROR, 973 MPT_PRT_WARN, 974 MPT_PRT_INFO, 975 MPT_PRT_NEGOTIATION, 976 MPT_PRT_DEBUG, 977 MPT_PRT_DEBUG1, 978 MPT_PRT_DEBUG2, 979 MPT_PRT_DEBUG3, 980 MPT_PRT_TRACE, 981 MPT_PRT_NONE=100 982}; 983 984#if __FreeBSD_version > 500000 985#define mpt_lprt(mpt, level, ...) \ 986do { \ 987 if (level <= (mpt)->verbose) \ 988 mpt_prt(mpt, __VA_ARGS__); \ 989} while (0) 990 991#define mpt_lprtc(mpt, level, ...) \ 992do { \ 993 if (level <= (mpt)->debug_level) \ 994 mpt_prtc(mpt, __VA_ARGS__); \ 995} while (0) 996#else 997void mpt_lprt(struct mpt_softc *, int, const char *, ...) 998 __printflike(3, 4); 999void mpt_lprtc(struct mpt_softc *, int, const char *, ...) 1000 __printflike(3, 4); 1001#endif 1002void mpt_prt(struct mpt_softc *, const char *, ...) 1003 __printflike(2, 3); 1004void mpt_prtc(struct mpt_softc *, const char *, ...) 1005 __printflike(2, 3); 1006 1007/**************************** Target Mode Related ***************************/ 1008static __inline int mpt_cdblen(uint8_t, int); 1009static __inline int 1010mpt_cdblen(uint8_t cdb0, int maxlen) 1011{ 1012 int group = cdb0 >> 5; 1013 switch (group) { 1014 case 0: 1015 return (6); 1016 case 1: 1017 return (10); 1018 case 4: 1019 case 5: 1020 return (12); 1021 default: 1022 return (16); 1023 } 1024} 1025#ifdef INVARIANTS 1026static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t); 1027static __inline request_t * 1028mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag) 1029{ 1030 uint16_t rtg = (tag >> 18); 1031 KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag)); 1032 KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array")); 1033 KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer")); 1034 return (mpt->tgt_cmd_ptrs[rtg]); 1035} 1036 1037 1038static __inline int 1039mpt_req_on_free_list(struct mpt_softc *, request_t *); 1040static __inline int 1041mpt_req_on_pending_list(struct mpt_softc *, request_t *); 1042 1043static __inline void 1044mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int); 1045static __inline void 1046mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int); 1047 1048 1049/* 1050 * Is request on freelist? 1051 */ 1052static __inline int 1053mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req) 1054{ 1055 request_t *lrq; 1056 1057 TAILQ_FOREACH(lrq, &mpt->request_free_list, links) { 1058 if (lrq == req) { 1059 return (1); 1060 } 1061 } 1062 return (0); 1063} 1064 1065/* 1066 * Is request on pending list? 1067 */ 1068static __inline int 1069mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req) 1070{ 1071 request_t *lrq; 1072 1073 TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) { 1074 if (lrq == req) { 1075 return (1); 1076 } 1077 } 1078 return (0); 1079} 1080 1081/* 1082 * Make sure that req *is* part of one of the special lists 1083 */ 1084static __inline void 1085mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1086{ 1087 int i; 1088 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1089 if (req == mpt->els_cmd_ptrs[i]) { 1090 return; 1091 } 1092 } 1093 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1094 if (req == mpt->tgt_cmd_ptrs[i]) { 1095 return; 1096 } 1097 } 1098 panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n", 1099 s, line, req, req->serno, 1100 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function); 1101} 1102 1103/* 1104 * Make sure that req is *not* part of one of the special lists. 1105 */ 1106static __inline void 1107mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1108{ 1109 int i; 1110 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1111 KASSERT(req != mpt->els_cmd_ptrs[i], 1112 ("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n", 1113 s, line, req, req->serno, 1114 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1115 } 1116 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1117 KASSERT(req != mpt->tgt_cmd_ptrs[i], 1118 ("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n", 1119 s, line, req, req->serno, 1120 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1121 } 1122} 1123#endif 1124 1125/* 1126 * Task Management Types, purely for internal consumption 1127 */ 1128typedef enum { 1129 MPT_ABORT_TASK_SET=1234, 1130 MPT_CLEAR_TASK_SET, 1131 MPT_TARGET_RESET, 1132 MPT_CLEAR_ACA, 1133 MPT_TERMINATE_TASK, 1134 MPT_NIL_TMT_VALUE=5678 1135} mpt_task_mgmt_t; 1136 1137/**************************** Unclassified Routines ***************************/ 1138void mpt_send_cmd(struct mpt_softc *mpt, request_t *req); 1139int mpt_recv_handshake_reply(struct mpt_softc *mpt, 1140 size_t reply_len, void *reply); 1141int mpt_wait_req(struct mpt_softc *mpt, request_t *req, 1142 mpt_req_state_t state, mpt_req_state_t mask, 1143 int sleep_ok, int time_ms); 1144void mpt_enable_ints(struct mpt_softc *mpt); 1145void mpt_disable_ints(struct mpt_softc *mpt); 1146int mpt_attach(struct mpt_softc *mpt); 1147int mpt_shutdown(struct mpt_softc *mpt); 1148int mpt_detach(struct mpt_softc *mpt); 1149int mpt_send_handshake_cmd(struct mpt_softc *mpt, 1150 size_t len, void *cmd); 1151request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok); 1152void mpt_free_request(struct mpt_softc *mpt, request_t *req); 1153void mpt_intr(void *arg); 1154void mpt_check_doorbell(struct mpt_softc *mpt); 1155void mpt_dump_reply_frame(struct mpt_softc *mpt, 1156 MSG_DEFAULT_REPLY *reply_frame); 1157 1158void mpt_set_config_regs(struct mpt_softc *); 1159int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/, 1160 u_int /*Action*/, u_int /*PageVersion*/, 1161 u_int /*PageLength*/, u_int /*PageNumber*/, 1162 u_int /*PageType*/, uint32_t /*PageAddress*/, 1163 bus_addr_t /*addr*/, bus_size_t/*len*/, 1164 int /*sleep_ok*/, int /*timeout_ms*/); 1165int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/, 1166 int /*PageNumber*/, 1167 uint32_t /*PageAddress*/, 1168 CONFIG_PAGE_HEADER *, 1169 int /*sleep_ok*/, int /*timeout_ms*/); 1170int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/, 1171 uint32_t /*PageAddress*/, 1172 CONFIG_PAGE_HEADER *, size_t /*len*/, 1173 int /*sleep_ok*/, int /*timeout_ms*/); 1174int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/, 1175 uint32_t /*PageAddress*/, 1176 CONFIG_PAGE_HEADER *, size_t /*len*/, 1177 int /*sleep_ok*/, int /*timeout_ms*/); 1178static __inline int 1179mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1180 CONFIG_PAGE_HEADER *hdr, size_t len, 1181 int sleep_ok, int timeout_ms) 1182{ 1183 return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 1184 PageAddress, hdr, len, sleep_ok, timeout_ms)); 1185} 1186 1187static __inline int 1188mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1189 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1190 int timeout_ms) 1191{ 1192 return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT, 1193 PageAddress, hdr, len, sleep_ok, 1194 timeout_ms)); 1195} 1196 1197/* mpt_debug.c functions */ 1198void mpt_print_reply(void *vmsg); 1199void mpt_print_db(uint32_t mb); 1200void mpt_print_config_reply(void *vmsg); 1201char *mpt_ioc_diag(uint32_t diag); 1202void mpt_req_state(mpt_req_state_t state); 1203void mpt_print_config_request(void *vmsg); 1204void mpt_print_request(void *vmsg); 1205void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg); 1206void mpt_dump_sgl(SGE_IO_UNION *se, int offset); 1207#endif /* _MPT_H_ */ 1208