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 #define MPT_S64_2_SCALAR(y) ((((int64_t)y.High) << 32) | (y.Low)) 159 #define MPT_U64_2_SCALAR(y) ((((uint64_t)y.High) << 32) | (y.Low)) 160 161 /****************************** Misc Definitions ******************************/ 162 #define MPT_OK (0) 163 #define MPT_FAIL (0x10000) 164 165 #define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array)) 166 167 #define MPT_ROLE_NONE 0 168 #define MPT_ROLE_INITIATOR 1 169 #define MPT_ROLE_TARGET 2 170 #define MPT_ROLE_BOTH 3 171 #define MPT_ROLE_DEFAULT MPT_ROLE_INITIATOR 172 173 /**************************** Forward Declarations ****************************/ 174 struct mpt_softc; 175 struct mpt_personality; 176 typedef struct req_entry request_t; 177 178 /************************* Personality Module Support *************************/ 179 typedef int mpt_load_handler_t(struct mpt_personality *); 180 typedef int mpt_probe_handler_t(struct mpt_softc *); 181 typedef int mpt_attach_handler_t(struct mpt_softc *); 182 typedef int mpt_enable_handler_t(struct mpt_softc *); 183 typedef void mpt_ready_handler_t(struct mpt_softc *); 184 typedef int mpt_event_handler_t(struct mpt_softc *, request_t *, 185 MSG_EVENT_NOTIFY_REPLY *); 186 typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/); 187 /* XXX Add return value and use for veto? */ 188 typedef void mpt_shutdown_handler_t(struct mpt_softc *); 189 typedef void mpt_detach_handler_t(struct mpt_softc *); 190 typedef int mpt_unload_handler_t(struct mpt_personality *); 191 192 struct mpt_personality 193 { 194 const char *name; 195 uint32_t id; /* Assigned identifier. */ 196 u_int use_count; /* Instances using personality*/ 197 mpt_load_handler_t *load; /* configure personailty */ 198 #define MPT_PERS_FIRST_HANDLER(pers) (&(pers)->load) 199 mpt_probe_handler_t *probe; /* configure personailty */ 200 mpt_attach_handler_t *attach; /* initialize device instance */ 201 mpt_enable_handler_t *enable; /* enable device */ 202 mpt_ready_handler_t *ready; /* final open for business */ 203 mpt_event_handler_t *event; /* Handle MPI event. */ 204 mpt_reset_handler_t *reset; /* Re-init after reset. */ 205 mpt_shutdown_handler_t *shutdown; /* Shutdown instance. */ 206 mpt_detach_handler_t *detach; /* release device instance */ 207 mpt_unload_handler_t *unload; /* Shutdown personality */ 208 #define MPT_PERS_LAST_HANDLER(pers) (&(pers)->unload) 209 }; 210 211 int mpt_modevent(module_t, int, void *); 212 213 /* Maximum supported number of personalities. */ 214 #define MPT_MAX_PERSONALITIES (15) 215 216 #define MPT_PERSONALITY_DEPEND(name, dep, vmin, vpref, vmax) \ 217 MODULE_DEPEND(name, dep, vmin, vpref, vmax) 218 219 #define DECLARE_MPT_PERSONALITY(name, order) \ 220 static moduledata_t name##_mod = { \ 221 #name, mpt_modevent, &name##_personality \ 222 }; \ 223 DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, order); \ 224 MODULE_VERSION(name, 1); \ 225 MPT_PERSONALITY_DEPEND(name, mpt_core, 1, 1, 1) 226 227 /******************************* Bus DMA Support ******************************/ 228 /* XXX Need to update bus_dmamap_sync to take a range argument. */ 229 #define bus_dmamap_sync_range(dma_tag, dmamap, offset, len, op) \ 230 bus_dmamap_sync(dma_tag, dmamap, op) 231 232 #if __FreeBSD_version >= 501102 233 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \ 234 lowaddr, highaddr, filter, filterarg, \ 235 maxsize, nsegments, maxsegsz, flags, \ 236 dma_tagp) \ 237 bus_dma_tag_create(parent_tag, alignment, boundary, \ 238 lowaddr, highaddr, filter, filterarg, \ 239 maxsize, nsegments, maxsegsz, flags, \ 240 busdma_lock_mutex, &Giant, \ 241 dma_tagp) 242 #else 243 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \ 244 lowaddr, highaddr, filter, filterarg, \ 245 maxsize, nsegments, maxsegsz, flags, \ 246 dma_tagp) \ 247 bus_dma_tag_create(parent_tag, alignment, boundary, \ 248 lowaddr, highaddr, filter, filterarg, \ 249 maxsize, nsegments, maxsegsz, flags, \ 250 dma_tagp) 251 #endif 252 253 struct mpt_map_info { 254 struct mpt_softc *mpt; 255 int error; 256 uint32_t phys; 257 }; 258 259 void mpt_map_rquest(void *, bus_dma_segment_t *, int, int); 260 261 /**************************** Kernel Thread Support ***************************/ 262 #if __FreeBSD_version > 500005 263 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 264 kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) 265 #else 266 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 267 kthread_create(func, farg, proc_ptr, fmtstr, arg) 268 #endif 269 270 /****************************** Timer Facilities ******************************/ 271 #if __FreeBSD_version > 500000 272 #define mpt_callout_init(c) callout_init(c, /*mpsafe*/0); 273 #else 274 #define mpt_callout_init(c) callout_init(c); 275 #endif 276 277 /********************************** Endianess *********************************/ 278 #define MPT_2_HOST64(ptr, tag) ptr->tag = le64toh(ptr->tag) 279 #define MPT_2_HOST32(ptr, tag) ptr->tag = le32toh(ptr->tag) 280 #define MPT_2_HOST16(ptr, tag) ptr->tag = le16toh(ptr->tag) 281 282 #define HOST_2_MPT64(ptr, tag) ptr->tag = htole64(ptr->tag) 283 #define HOST_2_MPT32(ptr, tag) ptr->tag = htole32(ptr->tag) 284 #define HOST_2_MPT16(ptr, tag) ptr->tag = htole16(ptr->tag) 285 286 #if _BYTE_ORDER == _BIG_ENDIAN 287 void mpt2host_sge_simple_union(SGE_SIMPLE_UNION *); 288 void mpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *); 289 void mpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *); 290 void mpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *); 291 void mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *); 292 void mpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *); 293 #else 294 #define mpt2host_sge_simple_union(x) do { ; } while (0) 295 #define mpt2host_iocfacts_reply(x) do { ; } while (0) 296 #define mpt2host_portfacts_reply(x) do { ; } while (0) 297 #define mpt2host_config_page_ioc2(x) do { ; } while (0) 298 #define mpt2host_config_page_raid_vol_0(x) do { ; } while (0) 299 #define mpt2host_mpi_raid_vol_indicator(x) do { ; } while (0) 300 #endif 301 302 /**************************** MPI Transaction State ***************************/ 303 typedef enum { 304 REQ_STATE_NIL = 0x00, 305 REQ_STATE_FREE = 0x01, 306 REQ_STATE_ALLOCATED = 0x02, 307 REQ_STATE_QUEUED = 0x04, 308 REQ_STATE_DONE = 0x08, 309 REQ_STATE_TIMEDOUT = 0x10, 310 REQ_STATE_NEED_WAKEUP = 0x20, 311 REQ_STATE_LOCKED = 0x80, /* can't be freed */ 312 REQ_STATE_MASK = 0xFF 313 } mpt_req_state_t; 314 315 struct req_entry { 316 TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */ 317 mpt_req_state_t state; /* Request State Information */ 318 uint16_t index; /* Index of this entry */ 319 uint16_t IOCStatus; /* Completion status */ 320 uint16_t ResponseCode; /* TMF Reponse Code */ 321 uint16_t serno; /* serial number */ 322 union ccb *ccb; /* CAM request */ 323 void *req_vbuf; /* Virtual Address of Entry */ 324 void *sense_vbuf; /* Virtual Address of sense data */ 325 bus_addr_t req_pbuf; /* Physical Address of Entry */ 326 bus_addr_t sense_pbuf; /* Physical Address of sense data */ 327 bus_dmamap_t dmap; /* DMA map for data buffers */ 328 struct req_entry *chain; /* for SGE overallocations */ 329 }; 330 331 /**************************** MPI Target State Info ***************************/ 332 333 typedef struct { 334 uint32_t reply_desc; /* current reply descriptor */ 335 uint32_t resid; /* current data residual */ 336 uint32_t bytes_xfered; /* current relative offset */ 337 union ccb *ccb; /* pointer to currently active ccb */ 338 request_t *req; /* pointer to currently active assist request */ 339 uint32_t 340 is_local : 1, 341 nxfers : 31; 342 uint32_t tag_id; 343 enum { 344 TGT_STATE_NIL, 345 TGT_STATE_LOADING, 346 TGT_STATE_LOADED, 347 TGT_STATE_IN_CAM, 348 TGT_STATE_SETTING_UP_FOR_DATA, 349 TGT_STATE_MOVING_DATA, 350 TGT_STATE_MOVING_DATA_AND_STATUS, 351 TGT_STATE_SENDING_STATUS 352 } state; 353 } mpt_tgt_state_t; 354 355 /* 356 * When we get an incoming command it has its own tag which is called the 357 * IoIndex. This is the value we gave that particular command buffer when 358 * we originally assigned it. It's just a number, really. The FC card uses 359 * it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which 360 * contains pointers the request_t structures related to that IoIndex. 361 * 362 * What *we* do is construct a tag out of the index for the target command 363 * which owns the incoming ATIO plus a rolling sequence number. 364 */ 365 #define MPT_MAKE_TAGID(mpt, req, ioindex) \ 366 ((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff)) 367 368 #ifdef INVARIANTS 369 #define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b) 370 #else 371 #define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18] 372 #endif 373 374 #define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \ 375 (&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)])) 376 377 STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr); 378 #define MPT_MAX_LUNS 256 379 typedef struct { 380 struct mpt_hdr_stailq atios; 381 struct mpt_hdr_stailq inots; 382 int enabled; 383 } tgt_resource_t; 384 #define MPT_MAX_ELS 64 385 386 /**************************** Handler Registration ****************************/ 387 /* 388 * Global table of registered reply handlers. The 389 * handler is indicated by byte 3 of the request 390 * index submitted to the IOC. This allows the 391 * driver core to perform generic processing without 392 * any knowledge of per-personality behavior. 393 * 394 * MPT_NUM_REPLY_HANDLERS must be a power of 2 395 * to allow the easy generation of a mask. 396 * 397 * The handler offsets used by the core are hard coded 398 * allowing faster code generation when assigning a handler 399 * to a request. All "personalities" must use the 400 * the handler registration mechanism. 401 * 402 * The IOC handlers that are rarely executed are placed 403 * at the tail of the table to make it more likely that 404 * all commonly executed handlers fit in a single cache 405 * line. 406 */ 407 #define MPT_NUM_REPLY_HANDLERS (32) 408 #define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0) 409 #define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1) 410 #define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2) 411 typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request, 412 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame); 413 typedef union { 414 mpt_reply_handler_t *reply_handler; 415 } mpt_handler_t; 416 417 typedef enum { 418 MPT_HANDLER_REPLY, 419 MPT_HANDLER_EVENT, 420 MPT_HANDLER_RESET, 421 MPT_HANDLER_SHUTDOWN 422 } mpt_handler_type; 423 424 struct mpt_handler_record 425 { 426 LIST_ENTRY(mpt_handler_record) links; 427 mpt_handler_t handler; 428 }; 429 430 LIST_HEAD(mpt_handler_list, mpt_handler_record); 431 432 /* 433 * The handler_id is currently unused but would contain the 434 * handler ID used in the MsgContext field to allow direction 435 * of replies to the handler. Registrations that don't require 436 * a handler id can pass in NULL for the handler_id. 437 * 438 * Deregistrations for handlers without a handler id should 439 * pass in MPT_HANDLER_ID_NONE. 440 */ 441 #define MPT_HANDLER_ID_NONE (0xFFFFFFFF) 442 int mpt_register_handler(struct mpt_softc *, mpt_handler_type, 443 mpt_handler_t, uint32_t *); 444 int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type, 445 mpt_handler_t, uint32_t); 446 447 /******************* Per-Controller Instance Data Structures ******************/ 448 TAILQ_HEAD(req_queue, req_entry); 449 450 /* Structure for saving proper values for modifyable PCI config registers */ 451 struct mpt_pci_cfg { 452 uint16_t Command; 453 uint16_t LatencyTimer_LineSize; 454 uint32_t IO_BAR; 455 uint32_t Mem0_BAR[2]; 456 uint32_t Mem1_BAR[2]; 457 uint32_t ROM_BAR; 458 uint8_t IntLine; 459 uint32_t PMCSR; 460 }; 461 462 typedef enum { 463 MPT_RVF_NONE = 0x0, 464 MPT_RVF_ACTIVE = 0x1, 465 MPT_RVF_ANNOUNCED = 0x2, 466 MPT_RVF_UP2DATE = 0x4, 467 MPT_RVF_REFERENCED = 0x8, 468 MPT_RVF_WCE_CHANGED = 0x10 469 } mpt_raid_volume_flags; 470 471 struct mpt_raid_volume { 472 CONFIG_PAGE_RAID_VOL_0 *config_page; 473 MPI_RAID_VOL_INDICATOR sync_progress; 474 mpt_raid_volume_flags flags; 475 u_int quiesced_disks; 476 }; 477 478 typedef enum { 479 MPT_RDF_NONE = 0x00, 480 MPT_RDF_ACTIVE = 0x01, 481 MPT_RDF_ANNOUNCED = 0x02, 482 MPT_RDF_UP2DATE = 0x04, 483 MPT_RDF_REFERENCED = 0x08, 484 MPT_RDF_QUIESCING = 0x10, 485 MPT_RDF_QUIESCED = 0x20 486 } mpt_raid_disk_flags; 487 488 struct mpt_raid_disk { 489 CONFIG_PAGE_RAID_PHYS_DISK_0 config_page; 490 struct mpt_raid_volume *volume; 491 u_int member_number; 492 u_int pass_thru_active; 493 mpt_raid_disk_flags flags; 494 }; 495 496 struct mpt_evtf_record { 497 MSG_EVENT_NOTIFY_REPLY reply; 498 uint32_t context; 499 LIST_ENTRY(mpt_evtf_record) links; 500 }; 501 502 LIST_HEAD(mpt_evtf_list, mpt_evtf_record); 503 504 struct mpt_softc { 505 device_t dev; 506 #if __FreeBSD_version < 500000 507 uint32_t mpt_islocked; 508 int mpt_splsaved; 509 #else 510 struct mtx mpt_lock; 511 int mpt_locksetup; 512 #endif 513 uint32_t mpt_pers_mask; 514 uint32_t 515 : 8, 516 unit : 8, 517 : 1, 518 fw_uploaded : 1, 519 msi_enable : 1, 520 twildcard : 1, 521 tenabled : 1, 522 do_cfg_role : 1, 523 raid_enabled : 1, 524 raid_mwce_set : 1, 525 getreqwaiter : 1, 526 shutdwn_raid : 1, 527 shutdwn_recovery: 1, 528 outofbeer : 1, 529 disabled : 1, 530 is_spi : 1, 531 is_sas : 1, 532 is_fc : 1; 533 534 u_int cfg_role; 535 u_int role; /* role: none, ini, target, both */ 536 537 u_int verbose; 538 539 /* 540 * IOC Facts 541 */ 542 MSG_IOC_FACTS_REPLY ioc_facts; 543 544 /* 545 * Port Facts 546 */ 547 MSG_PORT_FACTS_REPLY * port_facts; 548 #define mpt_ini_id port_facts[0].PortSCSIID 549 #define mpt_max_tgtcmds port_facts[0].MaxPostedCmdBuffers 550 551 /* 552 * Device Configuration Information 553 */ 554 union { 555 struct mpt_spi_cfg { 556 CONFIG_PAGE_SCSI_PORT_0 _port_page0; 557 CONFIG_PAGE_SCSI_PORT_1 _port_page1; 558 CONFIG_PAGE_SCSI_PORT_2 _port_page2; 559 CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16]; 560 CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16]; 561 uint16_t _tag_enable; 562 uint16_t _disc_enable; 563 } spi; 564 #define mpt_port_page0 cfg.spi._port_page0 565 #define mpt_port_page1 cfg.spi._port_page1 566 #define mpt_port_page2 cfg.spi._port_page2 567 #define mpt_dev_page0 cfg.spi._dev_page0 568 #define mpt_dev_page1 cfg.spi._dev_page1 569 #define mpt_tag_enable cfg.spi._tag_enable 570 #define mpt_disc_enable cfg.spi._disc_enable 571 struct mpi_fc_cfg { 572 CONFIG_PAGE_FC_PORT_0 _port_page0; 573 uint32_t _port_speed; 574 #define mpt_fcport_page0 cfg.fc._port_page0 575 #define mpt_fcport_speed cfg.fc._port_speed 576 } fc; 577 } cfg; 578 #if __FreeBSD_version >= 500000 579 /* 580 * Device config information stored up for sysctl to access 581 */ 582 union { 583 struct { 584 unsigned int initiator_id; 585 } spi; 586 struct { 587 char wwnn[19]; 588 char wwpn[19]; 589 } fc; 590 } scinfo; 591 #endif 592 593 /* Controller Info for RAID information */ 594 CONFIG_PAGE_IOC_2 * ioc_page2; 595 CONFIG_PAGE_IOC_3 * ioc_page3; 596 597 /* Raid Data */ 598 struct mpt_raid_volume* raid_volumes; 599 struct mpt_raid_disk* raid_disks; 600 u_int raid_max_volumes; 601 u_int raid_max_disks; 602 u_int raid_page0_len; 603 u_int raid_wakeup; 604 u_int raid_rescan; 605 u_int raid_resync_rate; 606 u_int raid_mwce_setting; 607 u_int raid_queue_depth; 608 u_int raid_nonopt_volumes; 609 struct proc *raid_thread; 610 struct callout raid_timer; 611 612 /* 613 * PCI Hardware info 614 */ 615 int pci_msi_count; 616 struct resource * pci_irq; /* Interrupt map for chip */ 617 void * ih; /* Interupt handle */ 618 struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */ 619 620 /* 621 * DMA Mapping Stuff 622 */ 623 struct resource * pci_reg; /* Register map for chip */ 624 int pci_mem_rid; /* Resource ID */ 625 bus_space_tag_t pci_st; /* Bus tag for registers */ 626 bus_space_handle_t pci_sh; /* Bus handle for registers */ 627 /* PIO versions of above. */ 628 int pci_pio_rid; 629 struct resource * pci_pio_reg; 630 bus_space_tag_t pci_pio_st; 631 bus_space_handle_t pci_pio_sh; 632 633 bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */ 634 bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */ 635 bus_dmamap_t reply_dmap; /* DMA map for reply memory */ 636 uint8_t *reply; /* KVA of reply memory */ 637 bus_addr_t reply_phys; /* BusAddr of reply memory */ 638 639 bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */ 640 bus_dma_tag_t request_dmat; /* DMA tag for request memroy */ 641 bus_dmamap_t request_dmap; /* DMA map for request memroy */ 642 uint8_t *request; /* KVA of Request memory */ 643 bus_addr_t request_phys; /* BusAddr of request memory */ 644 645 uint32_t max_seg_cnt; /* calculated after IOC facts */ 646 647 /* 648 * Hardware management 649 */ 650 u_int reset_cnt; 651 652 /* 653 * CAM && Software Management 654 */ 655 request_t *request_pool; 656 struct req_queue request_free_list; 657 struct req_queue request_pending_list; 658 struct req_queue request_timeout_list; 659 660 661 struct cam_sim *sim; 662 struct cam_path *path; 663 664 struct cam_sim *phydisk_sim; 665 struct cam_path *phydisk_path; 666 667 struct proc *recovery_thread; 668 request_t *tmf_req; 669 670 /* 671 * Deferred frame acks due to resource shortage. 672 */ 673 struct mpt_evtf_list ack_frames; 674 675 /* 676 * Target Mode Support 677 */ 678 uint32_t scsi_tgt_handler_id; 679 request_t ** tgt_cmd_ptrs; 680 request_t ** els_cmd_ptrs; /* FC only */ 681 682 /* 683 * *snork*- this is chosen to be here *just in case* somebody 684 * forgets to point to it exactly and we index off of trt with 685 * CAM_LUN_WILDCARD. 686 */ 687 tgt_resource_t trt_wildcard; /* wildcard luns */ 688 tgt_resource_t trt[MPT_MAX_LUNS]; 689 uint16_t tgt_cmds_allocated; 690 uint16_t els_cmds_allocated; /* FC only */ 691 692 uint16_t timeouts; /* timeout count */ 693 uint16_t success; /* successes afer timeout */ 694 uint16_t sequence; /* Sequence Number */ 695 uint16_t pad3; 696 697 698 /* Paired port in some dual adapters configurations */ 699 struct mpt_softc * mpt2; 700 701 /* FW Image management */ 702 uint32_t fw_image_size; 703 uint8_t *fw_image; 704 bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */ 705 bus_dmamap_t fw_dmap; /* DMA map for firmware image */ 706 bus_addr_t fw_phys; /* BusAddr of firmware image */ 707 708 /* Shutdown Event Handler. */ 709 eventhandler_tag eh; 710 711 TAILQ_ENTRY(mpt_softc) links; 712 }; 713 714 static __inline void mpt_assign_serno(struct mpt_softc *, request_t *); 715 716 static __inline void 717 mpt_assign_serno(struct mpt_softc *mpt, request_t *req) 718 { 719 if ((req->serno = mpt->sequence++) == 0) { 720 req->serno = mpt->sequence++; 721 } 722 } 723 724 /***************************** Locking Primitives *****************************/ 725 #if __FreeBSD_version < 500000 726 #define MPT_IFLAGS INTR_TYPE_CAM 727 #define MPT_LOCK(mpt) mpt_lockspl(mpt) 728 #define MPT_UNLOCK(mpt) mpt_unlockspl(mpt) 729 #define MPT_OWNED(mpt) mpt->mpt_islocked 730 #define MPTLOCK_2_CAMLOCK MPT_UNLOCK 731 #define CAMLOCK_2_MPTLOCK MPT_LOCK 732 #define MPT_LOCK_SETUP(mpt) 733 #define MPT_LOCK_DESTROY(mpt) 734 735 static __inline void mpt_lockspl(struct mpt_softc *mpt); 736 static __inline void mpt_unlockspl(struct mpt_softc *mpt); 737 738 static __inline void 739 mpt_lockspl(struct mpt_softc *mpt) 740 { 741 int s; 742 743 s = splcam(); 744 if (mpt->mpt_islocked++ == 0) { 745 mpt->mpt_splsaved = s; 746 } else { 747 splx(s); 748 panic("Recursed lock with mask: 0x%x\n", s); 749 } 750 } 751 752 static __inline void 753 mpt_unlockspl(struct mpt_softc *mpt) 754 { 755 if (mpt->mpt_islocked) { 756 if (--mpt->mpt_islocked == 0) { 757 splx(mpt->mpt_splsaved); 758 } 759 } else 760 panic("Negative lock count\n"); 761 } 762 763 static __inline int 764 mpt_sleep(struct mpt_softc *mpt, void *ident, int priority, 765 const char *wmesg, int timo) 766 { 767 int saved_cnt; 768 int saved_spl; 769 int error; 770 771 KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep")); 772 saved_cnt = mpt->mpt_islocked; 773 saved_spl = mpt->mpt_splsaved; 774 mpt->mpt_islocked = 0; 775 error = tsleep(ident, priority, wmesg, timo); 776 KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup")); 777 mpt->mpt_islocked = saved_cnt; 778 mpt->mpt_splsaved = saved_spl; 779 return (error); 780 } 781 782 #else 783 #ifdef LOCKING_WORKED_AS_IT_SHOULD 784 #error "Shouldn't Be Here!" 785 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE 786 #define MPT_LOCK_SETUP(mpt) \ 787 mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \ 788 mpt->mpt_locksetup = 1 789 #define MPT_LOCK_DESTROY(mpt) \ 790 if (mpt->mpt_locksetup) { \ 791 mtx_destroy(&mpt->mpt_lock); \ 792 mpt->mpt_locksetup = 0; \ 793 } 794 795 #define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock) 796 #define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock) 797 #define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock) 798 #define MPTLOCK_2_CAMLOCK(mpt) \ 799 mtx_unlock(&(mpt)->mpt_lock); mtx_lock(&Giant) 800 #define CAMLOCK_2_MPTLOCK(mpt) \ 801 mtx_unlock(&Giant); mtx_lock(&(mpt)->mpt_lock) 802 #define mpt_sleep(mpt, ident, priority, wmesg, timo) \ 803 msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo) 804 805 #else 806 807 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY 808 #define MPT_LOCK_SETUP(mpt) do { } while (0) 809 #define MPT_LOCK_DESTROY(mpt) do { } while (0) 810 #if 0 811 #define MPT_LOCK(mpt) \ 812 device_printf(mpt->dev, "LOCK %s:%d\n", __FILE__, __LINE__); \ 813 KASSERT(mpt->mpt_locksetup == 0, \ 814 ("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \ 815 mpt->mpt_locksetup = 1 816 #define MPT_UNLOCK(mpt) \ 817 device_printf(mpt->dev, "UNLK %s:%d\n", __FILE__, __LINE__); \ 818 KASSERT(mpt->mpt_locksetup == 1, \ 819 ("release unowned lock at %s:%d", __FILE__, __LINE__)); \ 820 mpt->mpt_locksetup = 0 821 #else 822 #define MPT_LOCK(mpt) \ 823 KASSERT(mpt->mpt_locksetup == 0, \ 824 ("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \ 825 mpt->mpt_locksetup = 1 826 #define MPT_UNLOCK(mpt) \ 827 KASSERT(mpt->mpt_locksetup == 1, \ 828 ("release unowned lock at %s:%d", __FILE__, __LINE__)); \ 829 mpt->mpt_locksetup = 0 830 #endif 831 #define MPT_OWNED(mpt) mpt->mpt_locksetup 832 #define MPTLOCK_2_CAMLOCK(mpt) MPT_UNLOCK(mpt) 833 #define CAMLOCK_2_MPTLOCK(mpt) MPT_LOCK(mpt) 834 835 static __inline int 836 mpt_sleep(struct mpt_softc *, void *, int, const char *, int); 837 838 static __inline int 839 mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t) 840 { 841 int r; 842 MPT_UNLOCK(mpt); 843 r = tsleep(i, p, w, t); 844 MPT_LOCK(mpt); 845 return (r); 846 } 847 #endif 848 #endif 849 850 /******************************* Register Access ******************************/ 851 static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t); 852 static __inline uint32_t mpt_read(struct mpt_softc *, int); 853 static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t); 854 static __inline uint32_t mpt_pio_read(struct mpt_softc *, int); 855 856 static __inline void 857 mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 858 { 859 bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val); 860 } 861 862 static __inline uint32_t 863 mpt_read(struct mpt_softc *mpt, int offset) 864 { 865 return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset)); 866 } 867 868 /* 869 * Some operations (e.g. diagnostic register writes while the ARM proccessor 870 * is disabled), must be performed using "PCI pio" operations. On non-PCI 871 * busses, these operations likely map to normal register accesses. 872 */ 873 static __inline void 874 mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 875 { 876 bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val); 877 } 878 879 static __inline uint32_t 880 mpt_pio_read(struct mpt_softc *mpt, int offset) 881 { 882 return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset)); 883 } 884 /*********************** Reply Frame/Request Management ***********************/ 885 /* Max MPT Reply we are willing to accept (must be power of 2) */ 886 #define MPT_REPLY_SIZE 256 887 888 /* 889 * Must be less than 16384 in order for target mode to work 890 */ 891 #define MPT_MAX_REQUESTS(mpt) 512 892 #define MPT_REQUEST_AREA 512 893 #define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */ 894 #define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA) 895 896 #define MPT_CONTEXT_CB_SHIFT (16) 897 #define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT) 898 #define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT) 899 #define MPT_CONTEXT_TO_CBI(x) \ 900 (((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1)) 901 #define MPT_CONTEXT_REQI_MASK 0xFFFF 902 #define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK) 903 904 /* 905 * Convert a 32bit physical address returned from IOC to an 906 * offset into our reply frame memory or the kvm address needed 907 * to access the data. The returned address is only the low 908 * 32 bits, so mask our base physical address accordingly. 909 */ 910 #define MPT_REPLY_BADDR(x) \ 911 (x << 1) 912 #define MPT_REPLY_OTOV(m, i) \ 913 ((void *)(&m->reply[i])) 914 915 #define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \ 916 do { \ 917 if (mpt->verbose > MPT_PRT_DEBUG) \ 918 mpt_dump_reply_frame(mpt, reply_frame); \ 919 } while(0) 920 921 static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt); 922 static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr); 923 924 /* 925 * Give the reply buffer back to the IOC after we have 926 * finished processing it. 927 */ 928 static __inline void 929 mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr) 930 { 931 mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr); 932 } 933 934 /* Get a reply from the IOC */ 935 static __inline uint32_t 936 mpt_pop_reply_queue(struct mpt_softc *mpt) 937 { 938 return mpt_read(mpt, MPT_OFFSET_REPLY_Q); 939 } 940 941 void 942 mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int); 943 944 /************************** Scatter Gather Managment **************************/ 945 /* MPT_RQSL- size of request frame, in bytes */ 946 #define MPT_RQSL(mpt) (mpt->ioc_facts.RequestFrameSize << 2) 947 948 /* MPT_NSGL- how many SG entries can fit in a request frame size */ 949 #define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION)) 950 951 /* MPT_NRFM- how many request frames can fit in each request alloc we make */ 952 #define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt)) 953 954 /* 955 * MPT_NSGL_FIRST- # of SG elements that can fit after 956 * an I/O request but still within the request frame. 957 * Do this safely based upon SGE_IO_UNION. 958 * 959 * Note that the first element is *within* the SCSI request. 960 */ 961 #define MPT_NSGL_FIRST(mpt) \ 962 ((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \ 963 sizeof (SGE_IO_UNION)) 964 965 /***************************** IOC Initialization *****************************/ 966 int mpt_reset(struct mpt_softc *, int /*reinit*/); 967 968 /****************************** Debugging ************************************/ 969 typedef struct mpt_decode_entry { 970 char *name; 971 u_int value; 972 u_int mask; 973 } mpt_decode_entry_t; 974 975 int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries, 976 const char *name, u_int value, u_int *cur_column, 977 u_int wrap_point); 978 979 void mpt_dump_data(struct mpt_softc *, const char *, void *, int); 980 void mpt_dump_request(struct mpt_softc *, request_t *); 981 982 enum { 983 MPT_PRT_ALWAYS, 984 MPT_PRT_FATAL, 985 MPT_PRT_ERROR, 986 MPT_PRT_WARN, 987 MPT_PRT_INFO, 988 MPT_PRT_NEGOTIATION, 989 MPT_PRT_DEBUG, 990 MPT_PRT_DEBUG1, 991 MPT_PRT_DEBUG2, 992 MPT_PRT_DEBUG3, 993 MPT_PRT_TRACE, 994 MPT_PRT_NONE=100 995 }; 996 997 #if __FreeBSD_version > 500000 998 #define mpt_lprt(mpt, level, ...) \ 999 do { \ 1000 if (level <= (mpt)->verbose) \ 1001 mpt_prt(mpt, __VA_ARGS__); \ 1002 } while (0) 1003 1004 #define mpt_lprtc(mpt, level, ...) \ 1005 do { \ 1006 if (level <= (mpt)->debug_level) \ 1007 mpt_prtc(mpt, __VA_ARGS__); \ 1008 } while (0) 1009 #else 1010 void mpt_lprt(struct mpt_softc *, int, const char *, ...) 1011 __printflike(3, 4); 1012 void mpt_lprtc(struct mpt_softc *, int, const char *, ...) 1013 __printflike(3, 4); 1014 #endif 1015 void mpt_prt(struct mpt_softc *, const char *, ...) 1016 __printflike(2, 3); 1017 void mpt_prtc(struct mpt_softc *, const char *, ...) 1018 __printflike(2, 3); 1019 1020 /**************************** Target Mode Related ***************************/ 1021 static __inline int mpt_cdblen(uint8_t, int); 1022 static __inline int 1023 mpt_cdblen(uint8_t cdb0, int maxlen) 1024 { 1025 int group = cdb0 >> 5; 1026 switch (group) { 1027 case 0: 1028 return (6); 1029 case 1: 1030 return (10); 1031 case 4: 1032 case 5: 1033 return (12); 1034 default: 1035 return (16); 1036 } 1037 } 1038 #ifdef INVARIANTS 1039 static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t); 1040 static __inline request_t * 1041 mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag) 1042 { 1043 uint16_t rtg = (tag >> 18); 1044 KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag)); 1045 KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array")); 1046 KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer")); 1047 return (mpt->tgt_cmd_ptrs[rtg]); 1048 } 1049 1050 1051 static __inline int 1052 mpt_req_on_free_list(struct mpt_softc *, request_t *); 1053 static __inline int 1054 mpt_req_on_pending_list(struct mpt_softc *, request_t *); 1055 1056 static __inline void 1057 mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int); 1058 static __inline void 1059 mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int); 1060 1061 1062 /* 1063 * Is request on freelist? 1064 */ 1065 static __inline int 1066 mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req) 1067 { 1068 request_t *lrq; 1069 1070 TAILQ_FOREACH(lrq, &mpt->request_free_list, links) { 1071 if (lrq == req) { 1072 return (1); 1073 } 1074 } 1075 return (0); 1076 } 1077 1078 /* 1079 * Is request on pending list? 1080 */ 1081 static __inline int 1082 mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req) 1083 { 1084 request_t *lrq; 1085 1086 TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) { 1087 if (lrq == req) { 1088 return (1); 1089 } 1090 } 1091 return (0); 1092 } 1093 1094 /* 1095 * Make sure that req *is* part of one of the special lists 1096 */ 1097 static __inline void 1098 mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1099 { 1100 int i; 1101 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1102 if (req == mpt->els_cmd_ptrs[i]) { 1103 return; 1104 } 1105 } 1106 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1107 if (req == mpt->tgt_cmd_ptrs[i]) { 1108 return; 1109 } 1110 } 1111 panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n", 1112 s, line, req, req->serno, 1113 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function); 1114 } 1115 1116 /* 1117 * Make sure that req is *not* part of one of the special lists. 1118 */ 1119 static __inline void 1120 mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1121 { 1122 int i; 1123 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1124 KASSERT(req != mpt->els_cmd_ptrs[i], 1125 ("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n", 1126 s, line, req, req->serno, 1127 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1128 } 1129 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1130 KASSERT(req != mpt->tgt_cmd_ptrs[i], 1131 ("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n", 1132 s, line, req, req->serno, 1133 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1134 } 1135 } 1136 #endif 1137 1138 /* 1139 * Task Management Types, purely for internal consumption 1140 */ 1141 typedef enum { 1142 MPT_ABORT_TASK_SET=1234, 1143 MPT_CLEAR_TASK_SET, 1144 MPT_TARGET_RESET, 1145 MPT_CLEAR_ACA, 1146 MPT_TERMINATE_TASK, 1147 MPT_NIL_TMT_VALUE=5678 1148 } mpt_task_mgmt_t; 1149 1150 /**************************** Unclassified Routines ***************************/ 1151 void mpt_send_cmd(struct mpt_softc *mpt, request_t *req); 1152 int mpt_recv_handshake_reply(struct mpt_softc *mpt, 1153 size_t reply_len, void *reply); 1154 int mpt_wait_req(struct mpt_softc *mpt, request_t *req, 1155 mpt_req_state_t state, mpt_req_state_t mask, 1156 int sleep_ok, int time_ms); 1157 void mpt_enable_ints(struct mpt_softc *mpt); 1158 void mpt_disable_ints(struct mpt_softc *mpt); 1159 int mpt_attach(struct mpt_softc *mpt); 1160 int mpt_shutdown(struct mpt_softc *mpt); 1161 int mpt_detach(struct mpt_softc *mpt); 1162 int mpt_send_handshake_cmd(struct mpt_softc *mpt, 1163 size_t len, void *cmd); 1164 request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok); 1165 void mpt_free_request(struct mpt_softc *mpt, request_t *req); 1166 void mpt_intr(void *arg); 1167 void mpt_check_doorbell(struct mpt_softc *mpt); 1168 void mpt_dump_reply_frame(struct mpt_softc *mpt, 1169 MSG_DEFAULT_REPLY *reply_frame); 1170 1171 void mpt_set_config_regs(struct mpt_softc *); 1172 int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/, 1173 u_int /*Action*/, u_int /*PageVersion*/, 1174 u_int /*PageLength*/, u_int /*PageNumber*/, 1175 u_int /*PageType*/, uint32_t /*PageAddress*/, 1176 bus_addr_t /*addr*/, bus_size_t/*len*/, 1177 int /*sleep_ok*/, int /*timeout_ms*/); 1178 int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/, 1179 int /*PageNumber*/, 1180 uint32_t /*PageAddress*/, 1181 CONFIG_PAGE_HEADER *, 1182 int /*sleep_ok*/, int /*timeout_ms*/); 1183 int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/, 1184 uint32_t /*PageAddress*/, 1185 CONFIG_PAGE_HEADER *, size_t /*len*/, 1186 int /*sleep_ok*/, int /*timeout_ms*/); 1187 int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/, 1188 uint32_t /*PageAddress*/, 1189 CONFIG_PAGE_HEADER *, size_t /*len*/, 1190 int /*sleep_ok*/, int /*timeout_ms*/); 1191 static __inline int 1192 mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1193 CONFIG_PAGE_HEADER *hdr, size_t len, 1194 int sleep_ok, int timeout_ms) 1195 { 1196 return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 1197 PageAddress, hdr, len, sleep_ok, timeout_ms)); 1198 } 1199 1200 static __inline int 1201 mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1202 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1203 int timeout_ms) 1204 { 1205 return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT, 1206 PageAddress, hdr, len, sleep_ok, 1207 timeout_ms)); 1208 } 1209 /* mpt_debug.c functions */ 1210 void mpt_print_reply(void *vmsg); 1211 void mpt_print_db(uint32_t mb); 1212 void mpt_print_config_reply(void *vmsg); 1213 char *mpt_ioc_diag(uint32_t diag); 1214 void mpt_req_state(mpt_req_state_t state); 1215 void mpt_print_config_request(void *vmsg); 1216 void mpt_print_request(void *vmsg); 1217 void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg); 1218 void mpt_dump_sgl(SGE_IO_UNION *se, int offset); 1219 #endif /* _MPT_H_ */ 1220