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 #include <sys/devicestat.h> 113 #else 114 #include <sys/lock.h> 115 #include <sys/kernel.h> 116 #include <sys/queue.h> 117 #include <sys/malloc.h> 118 #include <sys/mutex.h> 119 #include <sys/condvar.h> 120 #endif 121 #include <sys/proc.h> 122 #include <sys/bus.h> 123 #include <sys/module.h> 124 125 #include <machine/cpu.h> 126 #include <machine/resource.h> 127 128 #if __FreeBSD_version < 500000 129 #include <machine/bus.h> 130 #include <machine/clock.h> 131 #endif 132 133 #include <sys/rman.h> 134 135 #if __FreeBSD_version < 500000 136 #include <pci/pcireg.h> 137 #include <pci/pcivar.h> 138 #else 139 #include <dev/pci/pcireg.h> 140 #include <dev/pci/pcivar.h> 141 #endif 142 143 #include <machine/bus.h> 144 #include "opt_ddb.h" 145 146 /**************************** Register Definitions ****************************/ 147 #include <dev/mpt/mpt_reg.h> 148 149 /******************************* MPI Definitions ******************************/ 150 #include <dev/mpt/mpilib/mpi_type.h> 151 #include <dev/mpt/mpilib/mpi.h> 152 #include <dev/mpt/mpilib/mpi_cnfg.h> 153 #include <dev/mpt/mpilib/mpi_ioc.h> 154 #include <dev/mpt/mpilib/mpi_raid.h> 155 156 /* XXX For mpt_debug.c */ 157 #include <dev/mpt/mpilib/mpi_init.h> 158 159 #define MPT_S64_2_SCALAR(y) ((((int64_t)y.High) << 32) | (y.Low)) 160 #define MPT_U64_2_SCALAR(y) ((((uint64_t)y.High) << 32) | (y.Low)) 161 162 /****************************** Misc Definitions ******************************/ 163 /* #define MPT_TEST_MULTIPATH 1 */ 164 #define MPT_OK (0) 165 #define MPT_FAIL (0x10000) 166 167 #define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array)) 168 169 #define MPT_ROLE_NONE 0 170 #define MPT_ROLE_INITIATOR 1 171 #define MPT_ROLE_TARGET 2 172 #define MPT_ROLE_BOTH 3 173 #define MPT_ROLE_DEFAULT MPT_ROLE_INITIATOR 174 175 /**************************** Forward Declarations ****************************/ 176 struct mpt_softc; 177 struct mpt_personality; 178 typedef struct req_entry request_t; 179 180 /************************* Personality Module Support *************************/ 181 typedef int mpt_load_handler_t(struct mpt_personality *); 182 typedef int mpt_probe_handler_t(struct mpt_softc *); 183 typedef int mpt_attach_handler_t(struct mpt_softc *); 184 typedef int mpt_enable_handler_t(struct mpt_softc *); 185 typedef void mpt_ready_handler_t(struct mpt_softc *); 186 typedef int mpt_event_handler_t(struct mpt_softc *, request_t *, 187 MSG_EVENT_NOTIFY_REPLY *); 188 typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/); 189 /* XXX Add return value and use for veto? */ 190 typedef void mpt_shutdown_handler_t(struct mpt_softc *); 191 typedef void mpt_detach_handler_t(struct mpt_softc *); 192 typedef int mpt_unload_handler_t(struct mpt_personality *); 193 194 struct mpt_personality 195 { 196 const char *name; 197 uint32_t id; /* Assigned identifier. */ 198 u_int use_count; /* Instances using personality*/ 199 mpt_load_handler_t *load; /* configure personailty */ 200 #define MPT_PERS_FIRST_HANDLER(pers) (&(pers)->load) 201 mpt_probe_handler_t *probe; /* configure personailty */ 202 mpt_attach_handler_t *attach; /* initialize device instance */ 203 mpt_enable_handler_t *enable; /* enable device */ 204 mpt_ready_handler_t *ready; /* final open for business */ 205 mpt_event_handler_t *event; /* Handle MPI event. */ 206 mpt_reset_handler_t *reset; /* Re-init after reset. */ 207 mpt_shutdown_handler_t *shutdown; /* Shutdown instance. */ 208 mpt_detach_handler_t *detach; /* release device instance */ 209 mpt_unload_handler_t *unload; /* Shutdown personality */ 210 #define MPT_PERS_LAST_HANDLER(pers) (&(pers)->unload) 211 }; 212 213 int mpt_modevent(module_t, int, void *); 214 215 /* Maximum supported number of personalities. */ 216 #define MPT_MAX_PERSONALITIES (15) 217 218 #define MPT_PERSONALITY_DEPEND(name, dep, vmin, vpref, vmax) \ 219 MODULE_DEPEND(name, dep, vmin, vpref, vmax) 220 221 #define DECLARE_MPT_PERSONALITY(name, order) \ 222 static moduledata_t name##_mod = { \ 223 #name, mpt_modevent, &name##_personality \ 224 }; \ 225 DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, order); \ 226 MODULE_VERSION(name, 1); \ 227 MPT_PERSONALITY_DEPEND(name, mpt_core, 1, 1, 1) 228 229 /******************************* Bus DMA Support ******************************/ 230 /* XXX Need to update bus_dmamap_sync to take a range argument. */ 231 #define bus_dmamap_sync_range(dma_tag, dmamap, offset, len, op) \ 232 bus_dmamap_sync(dma_tag, dmamap, op) 233 234 #if __FreeBSD_version < 600000 235 #define bus_get_dma_tag(x) NULL 236 #endif 237 #if __FreeBSD_version >= 501102 238 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \ 239 lowaddr, highaddr, filter, filterarg, \ 240 maxsize, nsegments, maxsegsz, flags, \ 241 dma_tagp) \ 242 bus_dma_tag_create(parent_tag, alignment, boundary, \ 243 lowaddr, highaddr, filter, filterarg, \ 244 maxsize, nsegments, maxsegsz, flags, \ 245 busdma_lock_mutex, &(mpt)->mpt_lock, \ 246 dma_tagp) 247 #else 248 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \ 249 lowaddr, highaddr, filter, filterarg, \ 250 maxsize, nsegments, maxsegsz, flags, \ 251 dma_tagp) \ 252 bus_dma_tag_create(parent_tag, alignment, boundary, \ 253 lowaddr, highaddr, filter, filterarg, \ 254 maxsize, nsegments, maxsegsz, flags, \ 255 dma_tagp) 256 #endif 257 258 struct mpt_map_info { 259 struct mpt_softc *mpt; 260 int error; 261 uint32_t phys; 262 }; 263 264 void mpt_map_rquest(void *, bus_dma_segment_t *, int, int); 265 /* **************************** NewBUS interrupt Crock ************************/ 266 #if __FreeBSD_version < 700031 267 #define mpt_setup_intr(d, i, f, U, if, ifa, hp) \ 268 bus_setup_intr(d, i, f, if, ifa, hp) 269 #else 270 #define mpt_setup_intr bus_setup_intr 271 #endif 272 273 /**************************** Kernel Thread Support ***************************/ 274 #if __FreeBSD_version > 500005 275 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 276 kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) 277 #else 278 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 279 kthread_create(func, farg, proc_ptr, fmtstr, arg) 280 #endif 281 282 /****************************** Timer Facilities ******************************/ 283 #if __FreeBSD_version > 500000 284 #define mpt_callout_init(c) callout_init(c, /*mpsafe*/1); 285 #else 286 #define mpt_callout_init(c) callout_init(c); 287 #endif 288 289 /********************************** Endianess *********************************/ 290 #define MPT_2_HOST64(ptr, tag) ptr->tag = le64toh(ptr->tag) 291 #define MPT_2_HOST32(ptr, tag) ptr->tag = le32toh(ptr->tag) 292 #define MPT_2_HOST16(ptr, tag) ptr->tag = le16toh(ptr->tag) 293 294 #define HOST_2_MPT64(ptr, tag) ptr->tag = htole64(ptr->tag) 295 #define HOST_2_MPT32(ptr, tag) ptr->tag = htole32(ptr->tag) 296 #define HOST_2_MPT16(ptr, tag) ptr->tag = htole16(ptr->tag) 297 298 #if _BYTE_ORDER == _BIG_ENDIAN 299 void mpt2host_sge_simple_union(SGE_SIMPLE_UNION *); 300 void mpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *); 301 void mpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *); 302 void mpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *); 303 void mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *); 304 void mpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *); 305 #else 306 #define mpt2host_sge_simple_union(x) do { ; } while (0) 307 #define mpt2host_iocfacts_reply(x) do { ; } while (0) 308 #define mpt2host_portfacts_reply(x) do { ; } while (0) 309 #define mpt2host_config_page_ioc2(x) do { ; } while (0) 310 #define mpt2host_config_page_raid_vol_0(x) do { ; } while (0) 311 #define mpt2host_mpi_raid_vol_indicator(x) do { ; } while (0) 312 #endif 313 314 /**************************** MPI Transaction State ***************************/ 315 typedef enum { 316 REQ_STATE_NIL = 0x00, 317 REQ_STATE_FREE = 0x01, 318 REQ_STATE_ALLOCATED = 0x02, 319 REQ_STATE_QUEUED = 0x04, 320 REQ_STATE_DONE = 0x08, 321 REQ_STATE_TIMEDOUT = 0x10, 322 REQ_STATE_NEED_WAKEUP = 0x20, 323 REQ_STATE_LOCKED = 0x80, /* can't be freed */ 324 REQ_STATE_MASK = 0xFF 325 } mpt_req_state_t; 326 327 struct req_entry { 328 TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */ 329 mpt_req_state_t state; /* Request State Information */ 330 uint16_t index; /* Index of this entry */ 331 uint16_t IOCStatus; /* Completion status */ 332 uint16_t ResponseCode; /* TMF Reponse Code */ 333 uint16_t serno; /* serial number */ 334 union ccb *ccb; /* CAM request */ 335 void *req_vbuf; /* Virtual Address of Entry */ 336 void *sense_vbuf; /* Virtual Address of sense data */ 337 bus_addr_t req_pbuf; /* Physical Address of Entry */ 338 bus_addr_t sense_pbuf; /* Physical Address of sense data */ 339 bus_dmamap_t dmap; /* DMA map for data buffers */ 340 struct req_entry *chain; /* for SGE overallocations */ 341 struct callout callout; /* Timeout for the request */ 342 }; 343 344 typedef struct mpt_config_params { 345 u_int Action; 346 u_int PageVersion; 347 u_int PageLength; 348 u_int PageNumber; 349 u_int PageType; 350 u_int PageAddress; 351 u_int ExtPageLength; 352 u_int ExtPageType; 353 } cfgparms_t; 354 355 /**************************** MPI Target State Info ***************************/ 356 357 typedef struct { 358 uint32_t reply_desc; /* current reply descriptor */ 359 uint32_t resid; /* current data residual */ 360 uint32_t bytes_xfered; /* current relative offset */ 361 union ccb *ccb; /* pointer to currently active ccb */ 362 request_t *req; /* pointer to currently active assist request */ 363 uint32_t 364 is_local : 1, 365 nxfers : 31; 366 uint32_t tag_id; 367 enum { 368 TGT_STATE_NIL, 369 TGT_STATE_LOADING, 370 TGT_STATE_LOADED, 371 TGT_STATE_IN_CAM, 372 TGT_STATE_SETTING_UP_FOR_DATA, 373 TGT_STATE_MOVING_DATA, 374 TGT_STATE_MOVING_DATA_AND_STATUS, 375 TGT_STATE_SENDING_STATUS 376 } state; 377 } mpt_tgt_state_t; 378 379 /* 380 * When we get an incoming command it has its own tag which is called the 381 * IoIndex. This is the value we gave that particular command buffer when 382 * we originally assigned it. It's just a number, really. The FC card uses 383 * it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which 384 * contains pointers the request_t structures related to that IoIndex. 385 * 386 * What *we* do is construct a tag out of the index for the target command 387 * which owns the incoming ATIO plus a rolling sequence number. 388 */ 389 #define MPT_MAKE_TAGID(mpt, req, ioindex) \ 390 ((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff)) 391 392 #ifdef INVARIANTS 393 #define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b) 394 #else 395 #define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18] 396 #endif 397 398 #define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \ 399 (&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)])) 400 401 STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr); 402 #define MPT_MAX_LUNS 256 403 typedef struct { 404 struct mpt_hdr_stailq atios; 405 struct mpt_hdr_stailq inots; 406 int enabled; 407 } tgt_resource_t; 408 #define MPT_MAX_ELS 64 409 410 /**************************** Handler Registration ****************************/ 411 /* 412 * Global table of registered reply handlers. The 413 * handler is indicated by byte 3 of the request 414 * index submitted to the IOC. This allows the 415 * driver core to perform generic processing without 416 * any knowledge of per-personality behavior. 417 * 418 * MPT_NUM_REPLY_HANDLERS must be a power of 2 419 * to allow the easy generation of a mask. 420 * 421 * The handler offsets used by the core are hard coded 422 * allowing faster code generation when assigning a handler 423 * to a request. All "personalities" must use the 424 * the handler registration mechanism. 425 * 426 * The IOC handlers that are rarely executed are placed 427 * at the tail of the table to make it more likely that 428 * all commonly executed handlers fit in a single cache 429 * line. 430 */ 431 #define MPT_NUM_REPLY_HANDLERS (32) 432 #define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0) 433 #define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1) 434 #define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2) 435 typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request, 436 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame); 437 typedef union { 438 mpt_reply_handler_t *reply_handler; 439 } mpt_handler_t; 440 441 typedef enum { 442 MPT_HANDLER_REPLY, 443 MPT_HANDLER_EVENT, 444 MPT_HANDLER_RESET, 445 MPT_HANDLER_SHUTDOWN 446 } mpt_handler_type; 447 448 struct mpt_handler_record 449 { 450 LIST_ENTRY(mpt_handler_record) links; 451 mpt_handler_t handler; 452 }; 453 454 LIST_HEAD(mpt_handler_list, mpt_handler_record); 455 456 /* 457 * The handler_id is currently unused but would contain the 458 * handler ID used in the MsgContext field to allow direction 459 * of replies to the handler. Registrations that don't require 460 * a handler id can pass in NULL for the handler_id. 461 * 462 * Deregistrations for handlers without a handler id should 463 * pass in MPT_HANDLER_ID_NONE. 464 */ 465 #define MPT_HANDLER_ID_NONE (0xFFFFFFFF) 466 int mpt_register_handler(struct mpt_softc *, mpt_handler_type, 467 mpt_handler_t, uint32_t *); 468 int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type, 469 mpt_handler_t, uint32_t); 470 471 /******************* Per-Controller Instance Data Structures ******************/ 472 TAILQ_HEAD(req_queue, req_entry); 473 474 /* Structure for saving proper values for modifyable PCI config registers */ 475 struct mpt_pci_cfg { 476 uint16_t Command; 477 uint16_t LatencyTimer_LineSize; 478 uint32_t IO_BAR; 479 uint32_t Mem0_BAR[2]; 480 uint32_t Mem1_BAR[2]; 481 uint32_t ROM_BAR; 482 uint8_t IntLine; 483 uint32_t PMCSR; 484 }; 485 486 typedef enum { 487 MPT_RVF_NONE = 0x0, 488 MPT_RVF_ACTIVE = 0x1, 489 MPT_RVF_ANNOUNCED = 0x2, 490 MPT_RVF_UP2DATE = 0x4, 491 MPT_RVF_REFERENCED = 0x8, 492 MPT_RVF_WCE_CHANGED = 0x10 493 } mpt_raid_volume_flags; 494 495 struct mpt_raid_volume { 496 CONFIG_PAGE_RAID_VOL_0 *config_page; 497 MPI_RAID_VOL_INDICATOR sync_progress; 498 mpt_raid_volume_flags flags; 499 u_int quiesced_disks; 500 }; 501 502 typedef enum { 503 MPT_RDF_NONE = 0x00, 504 MPT_RDF_ACTIVE = 0x01, 505 MPT_RDF_ANNOUNCED = 0x02, 506 MPT_RDF_UP2DATE = 0x04, 507 MPT_RDF_REFERENCED = 0x08, 508 MPT_RDF_QUIESCING = 0x10, 509 MPT_RDF_QUIESCED = 0x20 510 } mpt_raid_disk_flags; 511 512 struct mpt_raid_disk { 513 CONFIG_PAGE_RAID_PHYS_DISK_0 config_page; 514 struct mpt_raid_volume *volume; 515 u_int member_number; 516 u_int pass_thru_active; 517 mpt_raid_disk_flags flags; 518 }; 519 520 struct mpt_evtf_record { 521 MSG_EVENT_NOTIFY_REPLY reply; 522 uint32_t context; 523 LIST_ENTRY(mpt_evtf_record) links; 524 }; 525 526 LIST_HEAD(mpt_evtf_list, mpt_evtf_record); 527 528 struct mptsas_devinfo { 529 uint16_t dev_handle; 530 uint16_t parent_dev_handle; 531 uint16_t enclosure_handle; 532 uint16_t slot; 533 uint8_t phy_num; 534 uint8_t physical_port; 535 uint8_t target_id; 536 uint8_t bus; 537 uint64_t sas_address; 538 uint32_t device_info; 539 }; 540 541 struct mptsas_phyinfo { 542 uint16_t handle; 543 uint8_t phy_num; 544 uint8_t port_id; 545 uint8_t negotiated_link_rate; 546 uint8_t hw_link_rate; 547 uint8_t programmed_link_rate; 548 uint8_t sas_port_add_phy; 549 struct mptsas_devinfo identify; 550 struct mptsas_devinfo attached; 551 }; 552 553 struct mptsas_portinfo { 554 uint16_t num_phys; 555 struct mptsas_phyinfo *phy_info; 556 }; 557 558 struct mpt_softc { 559 device_t dev; 560 #if __FreeBSD_version < 500000 561 uint32_t mpt_islocked; 562 int mpt_splsaved; 563 #else 564 struct mtx mpt_lock; 565 int mpt_locksetup; 566 #endif 567 uint32_t mpt_pers_mask; 568 uint32_t 569 : 8, 570 unit : 8, 571 ready : 1, 572 fw_uploaded : 1, 573 msi_enable : 1, 574 twildcard : 1, 575 tenabled : 1, 576 do_cfg_role : 1, 577 raid_enabled : 1, 578 raid_mwce_set : 1, 579 getreqwaiter : 1, 580 shutdwn_raid : 1, 581 shutdwn_recovery: 1, 582 outofbeer : 1, 583 disabled : 1, 584 is_spi : 1, 585 is_sas : 1, 586 is_fc : 1; 587 588 u_int cfg_role; 589 u_int role; /* role: none, ini, target, both */ 590 591 u_int verbose; 592 #ifdef MPT_TEST_MULTIPATH 593 int failure_id; 594 #endif 595 596 /* 597 * IOC Facts 598 */ 599 MSG_IOC_FACTS_REPLY ioc_facts; 600 601 /* 602 * Port Facts 603 */ 604 MSG_PORT_FACTS_REPLY * port_facts; 605 #define mpt_ini_id port_facts[0].PortSCSIID 606 #define mpt_max_tgtcmds port_facts[0].MaxPostedCmdBuffers 607 608 /* 609 * Device Configuration Information 610 */ 611 union { 612 struct mpt_spi_cfg { 613 CONFIG_PAGE_SCSI_PORT_0 _port_page0; 614 CONFIG_PAGE_SCSI_PORT_1 _port_page1; 615 CONFIG_PAGE_SCSI_PORT_2 _port_page2; 616 CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16]; 617 CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16]; 618 uint16_t _tag_enable; 619 uint16_t _disc_enable; 620 } spi; 621 #define mpt_port_page0 cfg.spi._port_page0 622 #define mpt_port_page1 cfg.spi._port_page1 623 #define mpt_port_page2 cfg.spi._port_page2 624 #define mpt_dev_page0 cfg.spi._dev_page0 625 #define mpt_dev_page1 cfg.spi._dev_page1 626 #define mpt_tag_enable cfg.spi._tag_enable 627 #define mpt_disc_enable cfg.spi._disc_enable 628 struct mpi_fc_cfg { 629 CONFIG_PAGE_FC_PORT_0 _port_page0; 630 uint32_t _port_speed; 631 #define mpt_fcport_page0 cfg.fc._port_page0 632 #define mpt_fcport_speed cfg.fc._port_speed 633 } fc; 634 } cfg; 635 #if __FreeBSD_version >= 500000 636 /* 637 * Device config information stored up for sysctl to access 638 */ 639 union { 640 struct { 641 unsigned int initiator_id; 642 } spi; 643 struct { 644 char wwnn[19]; 645 char wwpn[19]; 646 } fc; 647 } scinfo; 648 #endif 649 650 /* Controller Info for RAID information */ 651 CONFIG_PAGE_IOC_2 * ioc_page2; 652 CONFIG_PAGE_IOC_3 * ioc_page3; 653 654 /* Raid Data */ 655 struct mpt_raid_volume* raid_volumes; 656 struct mpt_raid_disk* raid_disks; 657 u_int raid_max_volumes; 658 u_int raid_max_disks; 659 u_int raid_page0_len; 660 u_int raid_wakeup; 661 u_int raid_rescan; 662 u_int raid_resync_rate; 663 u_int raid_mwce_setting; 664 u_int raid_queue_depth; 665 u_int raid_nonopt_volumes; 666 struct proc *raid_thread; 667 struct callout raid_timer; 668 669 /* 670 * PCI Hardware info 671 */ 672 int pci_msi_count; 673 struct resource * pci_irq; /* Interrupt map for chip */ 674 void * ih; /* Interupt handle */ 675 struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */ 676 677 /* 678 * DMA Mapping Stuff 679 */ 680 struct resource * pci_reg; /* Register map for chip */ 681 int pci_mem_rid; /* Resource ID */ 682 bus_space_tag_t pci_st; /* Bus tag for registers */ 683 bus_space_handle_t pci_sh; /* Bus handle for registers */ 684 /* PIO versions of above. */ 685 int pci_pio_rid; 686 struct resource * pci_pio_reg; 687 bus_space_tag_t pci_pio_st; 688 bus_space_handle_t pci_pio_sh; 689 690 bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */ 691 bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */ 692 bus_dmamap_t reply_dmap; /* DMA map for reply memory */ 693 uint8_t *reply; /* KVA of reply memory */ 694 bus_addr_t reply_phys; /* BusAddr of reply memory */ 695 696 bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */ 697 bus_dma_tag_t request_dmat; /* DMA tag for request memroy */ 698 bus_dmamap_t request_dmap; /* DMA map for request memroy */ 699 uint8_t *request; /* KVA of Request memory */ 700 bus_addr_t request_phys; /* BusAddr of request memory */ 701 702 uint32_t max_seg_cnt; /* calculated after IOC facts */ 703 704 /* 705 * Hardware management 706 */ 707 u_int reset_cnt; 708 709 /* 710 * CAM && Software Management 711 */ 712 request_t *request_pool; 713 struct req_queue request_free_list; 714 struct req_queue request_pending_list; 715 struct req_queue request_timeout_list; 716 717 718 struct cam_sim *sim; 719 struct cam_path *path; 720 721 struct cam_sim *phydisk_sim; 722 struct cam_path *phydisk_path; 723 724 struct proc *recovery_thread; 725 request_t *tmf_req; 726 727 /* 728 * Deferred frame acks due to resource shortage. 729 */ 730 struct mpt_evtf_list ack_frames; 731 732 /* 733 * Target Mode Support 734 */ 735 uint32_t scsi_tgt_handler_id; 736 request_t ** tgt_cmd_ptrs; 737 request_t ** els_cmd_ptrs; /* FC only */ 738 739 /* 740 * *snork*- this is chosen to be here *just in case* somebody 741 * forgets to point to it exactly and we index off of trt with 742 * CAM_LUN_WILDCARD. 743 */ 744 tgt_resource_t trt_wildcard; /* wildcard luns */ 745 tgt_resource_t trt[MPT_MAX_LUNS]; 746 uint16_t tgt_cmds_allocated; 747 uint16_t els_cmds_allocated; /* FC only */ 748 749 uint16_t timeouts; /* timeout count */ 750 uint16_t success; /* successes afer timeout */ 751 uint16_t sequence; /* Sequence Number */ 752 uint16_t pad3; 753 754 755 /* Paired port in some dual adapters configurations */ 756 struct mpt_softc * mpt2; 757 758 /* FW Image management */ 759 uint32_t fw_image_size; 760 uint8_t *fw_image; 761 bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */ 762 bus_dmamap_t fw_dmap; /* DMA map for firmware image */ 763 bus_addr_t fw_phys; /* BusAddr of firmware image */ 764 765 /* SAS Topology */ 766 struct mptsas_portinfo *sas_portinfo; 767 768 /* Shutdown Event Handler. */ 769 eventhandler_tag eh; 770 771 TAILQ_ENTRY(mpt_softc) links; 772 }; 773 774 static __inline void mpt_assign_serno(struct mpt_softc *, request_t *); 775 776 static __inline void 777 mpt_assign_serno(struct mpt_softc *mpt, request_t *req) 778 { 779 if ((req->serno = mpt->sequence++) == 0) { 780 req->serno = mpt->sequence++; 781 } 782 } 783 784 /***************************** Locking Primitives *****************************/ 785 #if __FreeBSD_version < 500000 786 #define MPT_IFLAGS INTR_TYPE_CAM 787 #define MPT_LOCK(mpt) mpt_lockspl(mpt) 788 #define MPT_UNLOCK(mpt) mpt_unlockspl(mpt) 789 #define MPT_OWNED(mpt) mpt->mpt_islocked 790 #define MPT_LOCK_ASSERT(mpt) 791 #define MPTLOCK_2_CAMLOCK MPT_UNLOCK 792 #define CAMLOCK_2_MPTLOCK MPT_LOCK 793 #define MPT_LOCK_SETUP(mpt) 794 #define MPT_LOCK_DESTROY(mpt) 795 796 static __inline void mpt_lockspl(struct mpt_softc *mpt); 797 static __inline void mpt_unlockspl(struct mpt_softc *mpt); 798 799 static __inline void 800 mpt_lockspl(struct mpt_softc *mpt) 801 { 802 int s; 803 804 s = splcam(); 805 if (mpt->mpt_islocked++ == 0) { 806 mpt->mpt_splsaved = s; 807 } else { 808 splx(s); 809 panic("Recursed lock with mask: 0x%x\n", s); 810 } 811 } 812 813 static __inline void 814 mpt_unlockspl(struct mpt_softc *mpt) 815 { 816 if (mpt->mpt_islocked) { 817 if (--mpt->mpt_islocked == 0) { 818 splx(mpt->mpt_splsaved); 819 } 820 } else 821 panic("Negative lock count\n"); 822 } 823 824 static __inline int 825 mpt_sleep(struct mpt_softc *mpt, void *ident, int priority, 826 const char *wmesg, int timo) 827 { 828 int saved_cnt; 829 int saved_spl; 830 int error; 831 832 KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep")); 833 saved_cnt = mpt->mpt_islocked; 834 saved_spl = mpt->mpt_splsaved; 835 mpt->mpt_islocked = 0; 836 error = tsleep(ident, priority, wmesg, timo); 837 KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup")); 838 mpt->mpt_islocked = saved_cnt; 839 mpt->mpt_splsaved = saved_spl; 840 return (error); 841 } 842 843 #define mpt_req_timeout(req, ticks, func, arg) \ 844 callout_reset(&(req)->callout, (ticks), (func), (arg)); 845 #define mpt_req_untimeout(req, func, arg) \ 846 callout_stop(&(req)->callout) 847 848 #else 849 #if 1 850 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE 851 #define MPT_LOCK_SETUP(mpt) \ 852 mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \ 853 mpt->mpt_locksetup = 1 854 #define MPT_LOCK_DESTROY(mpt) \ 855 if (mpt->mpt_locksetup) { \ 856 mtx_destroy(&mpt->mpt_lock); \ 857 mpt->mpt_locksetup = 0; \ 858 } 859 860 #define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock) 861 #define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock) 862 #define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock) 863 #define MPT_LOCK_ASSERT(mpt) mtx_assert(&(mpt)->mpt_lock, MA_OWNED) 864 #define MPTLOCK_2_CAMLOCK(mpt) 865 #define CAMLOCK_2_MPTLOCK(mpt) 866 #define mpt_sleep(mpt, ident, priority, wmesg, timo) \ 867 msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo) 868 #define mpt_req_timeout(req, ticks, func, arg) \ 869 callout_reset(&(req)->callout, (ticks), (func), (arg)); 870 #define mpt_req_untimeout(req, func, arg) \ 871 callout_stop(&(req)->callout) 872 873 #else 874 875 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY 876 #define MPT_LOCK_SETUP(mpt) do { } while (0) 877 #define MPT_LOCK_DESTROY(mpt) do { } while (0) 878 #define MPT_LOCK_ASSERT(mpt) mtx_assert(&Giant, MA_OWNED) 879 #define MPT_LOCK(mpt) mtx_lock(&Giant) 880 #define MPT_UNLOCK(mpt) mtx_unlock(&Giant) 881 #define MPTLOCK_2_CAMLOCK(mpt) 882 #define CAMLOCK_2_MPTLOCK(mpt) 883 884 static __inline int 885 mpt_sleep(struct mpt_softc *, void *, int, const char *, int); 886 887 #define mpt_ccb_timeout(ccb, ticks, func, arg) \ 888 do { \ 889 (ccb)->ccb_h.timeout_ch = timeout((func), (arg), (ticks)); \ 890 } while (0) 891 #define mpt_ccb_untimeout(ccb, func, arg) \ 892 untimeout((func), (arg), (ccb)->ccb_h.timeout_ch) 893 #define mpt_ccb_timeout_init(ccb) \ 894 callout_handle_init(&(ccb)->ccb_h.timeout_ch) 895 896 static __inline int 897 mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t) 898 { 899 int r; 900 r = tsleep(i, p, w, t); 901 return (r); 902 } 903 #endif 904 #endif 905 906 /******************************* Register Access ******************************/ 907 static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t); 908 static __inline uint32_t mpt_read(struct mpt_softc *, int); 909 static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t); 910 static __inline uint32_t mpt_pio_read(struct mpt_softc *, int); 911 912 static __inline void 913 mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 914 { 915 bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val); 916 } 917 918 static __inline uint32_t 919 mpt_read(struct mpt_softc *mpt, int offset) 920 { 921 return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset)); 922 } 923 924 /* 925 * Some operations (e.g. diagnostic register writes while the ARM proccessor 926 * is disabled), must be performed using "PCI pio" operations. On non-PCI 927 * busses, these operations likely map to normal register accesses. 928 */ 929 static __inline void 930 mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 931 { 932 bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val); 933 } 934 935 static __inline uint32_t 936 mpt_pio_read(struct mpt_softc *mpt, int offset) 937 { 938 return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset)); 939 } 940 /*********************** Reply Frame/Request Management ***********************/ 941 /* Max MPT Reply we are willing to accept (must be power of 2) */ 942 #define MPT_REPLY_SIZE 256 943 944 /* 945 * Must be less than 16384 in order for target mode to work 946 */ 947 #define MPT_MAX_REQUESTS(mpt) 512 948 #define MPT_REQUEST_AREA 512 949 #define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */ 950 #define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA) 951 952 #define MPT_CONTEXT_CB_SHIFT (16) 953 #define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT) 954 #define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT) 955 #define MPT_CONTEXT_TO_CBI(x) \ 956 (((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1)) 957 #define MPT_CONTEXT_REQI_MASK 0xFFFF 958 #define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK) 959 960 /* 961 * Convert a 32bit physical address returned from IOC to an 962 * offset into our reply frame memory or the kvm address needed 963 * to access the data. The returned address is only the low 964 * 32 bits, so mask our base physical address accordingly. 965 */ 966 #define MPT_REPLY_BADDR(x) \ 967 (x << 1) 968 #define MPT_REPLY_OTOV(m, i) \ 969 ((void *)(&m->reply[i])) 970 971 #define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \ 972 do { \ 973 if (mpt->verbose > MPT_PRT_DEBUG) \ 974 mpt_dump_reply_frame(mpt, reply_frame); \ 975 } while(0) 976 977 static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt); 978 static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr); 979 980 /* 981 * Give the reply buffer back to the IOC after we have 982 * finished processing it. 983 */ 984 static __inline void 985 mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr) 986 { 987 mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr); 988 } 989 990 /* Get a reply from the IOC */ 991 static __inline uint32_t 992 mpt_pop_reply_queue(struct mpt_softc *mpt) 993 { 994 return mpt_read(mpt, MPT_OFFSET_REPLY_Q); 995 } 996 997 void 998 mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int); 999 1000 /************************** Scatter Gather Managment **************************/ 1001 /* MPT_RQSL- size of request frame, in bytes */ 1002 #define MPT_RQSL(mpt) (mpt->ioc_facts.RequestFrameSize << 2) 1003 1004 /* MPT_NSGL- how many SG entries can fit in a request frame size */ 1005 #define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION)) 1006 1007 /* MPT_NRFM- how many request frames can fit in each request alloc we make */ 1008 #define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt)) 1009 1010 /* 1011 * MPT_NSGL_FIRST- # of SG elements that can fit after 1012 * an I/O request but still within the request frame. 1013 * Do this safely based upon SGE_IO_UNION. 1014 * 1015 * Note that the first element is *within* the SCSI request. 1016 */ 1017 #define MPT_NSGL_FIRST(mpt) \ 1018 ((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \ 1019 sizeof (SGE_IO_UNION)) 1020 1021 /***************************** IOC Initialization *****************************/ 1022 int mpt_reset(struct mpt_softc *, int /*reinit*/); 1023 1024 /****************************** Debugging ************************************/ 1025 typedef struct mpt_decode_entry { 1026 char *name; 1027 u_int value; 1028 u_int mask; 1029 } mpt_decode_entry_t; 1030 1031 int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries, 1032 const char *name, u_int value, u_int *cur_column, 1033 u_int wrap_point); 1034 1035 void mpt_dump_data(struct mpt_softc *, const char *, void *, int); 1036 void mpt_dump_request(struct mpt_softc *, request_t *); 1037 1038 enum { 1039 MPT_PRT_ALWAYS, 1040 MPT_PRT_FATAL, 1041 MPT_PRT_ERROR, 1042 MPT_PRT_WARN, 1043 MPT_PRT_INFO, 1044 MPT_PRT_NEGOTIATION, 1045 MPT_PRT_DEBUG, 1046 MPT_PRT_DEBUG1, 1047 MPT_PRT_DEBUG2, 1048 MPT_PRT_DEBUG3, 1049 MPT_PRT_TRACE, 1050 MPT_PRT_NONE=100 1051 }; 1052 1053 #if __FreeBSD_version > 500000 1054 #define mpt_lprt(mpt, level, ...) \ 1055 do { \ 1056 if (level <= (mpt)->verbose) \ 1057 mpt_prt(mpt, __VA_ARGS__); \ 1058 } while (0) 1059 1060 #define mpt_lprtc(mpt, level, ...) \ 1061 do { \ 1062 if (level <= (mpt)->debug_level) \ 1063 mpt_prtc(mpt, __VA_ARGS__); \ 1064 } while (0) 1065 #else 1066 void mpt_lprt(struct mpt_softc *, int, const char *, ...) 1067 __printflike(3, 4); 1068 void mpt_lprtc(struct mpt_softc *, int, const char *, ...) 1069 __printflike(3, 4); 1070 #endif 1071 void mpt_prt(struct mpt_softc *, const char *, ...) 1072 __printflike(2, 3); 1073 void mpt_prtc(struct mpt_softc *, const char *, ...) 1074 __printflike(2, 3); 1075 1076 /**************************** Target Mode Related ***************************/ 1077 static __inline int mpt_cdblen(uint8_t, int); 1078 static __inline int 1079 mpt_cdblen(uint8_t cdb0, int maxlen) 1080 { 1081 int group = cdb0 >> 5; 1082 switch (group) { 1083 case 0: 1084 return (6); 1085 case 1: 1086 return (10); 1087 case 4: 1088 case 5: 1089 return (12); 1090 default: 1091 return (16); 1092 } 1093 } 1094 #ifdef INVARIANTS 1095 static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t); 1096 static __inline request_t * 1097 mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag) 1098 { 1099 uint16_t rtg = (tag >> 18); 1100 KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag)); 1101 KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array")); 1102 KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer")); 1103 return (mpt->tgt_cmd_ptrs[rtg]); 1104 } 1105 1106 1107 static __inline int 1108 mpt_req_on_free_list(struct mpt_softc *, request_t *); 1109 static __inline int 1110 mpt_req_on_pending_list(struct mpt_softc *, request_t *); 1111 1112 static __inline void 1113 mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int); 1114 static __inline void 1115 mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int); 1116 1117 1118 /* 1119 * Is request on freelist? 1120 */ 1121 static __inline int 1122 mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req) 1123 { 1124 request_t *lrq; 1125 1126 TAILQ_FOREACH(lrq, &mpt->request_free_list, links) { 1127 if (lrq == req) { 1128 return (1); 1129 } 1130 } 1131 return (0); 1132 } 1133 1134 /* 1135 * Is request on pending list? 1136 */ 1137 static __inline int 1138 mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req) 1139 { 1140 request_t *lrq; 1141 1142 TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) { 1143 if (lrq == req) { 1144 return (1); 1145 } 1146 } 1147 return (0); 1148 } 1149 1150 /* 1151 * Make sure that req *is* part of one of the special lists 1152 */ 1153 static __inline void 1154 mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1155 { 1156 int i; 1157 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1158 if (req == mpt->els_cmd_ptrs[i]) { 1159 return; 1160 } 1161 } 1162 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1163 if (req == mpt->tgt_cmd_ptrs[i]) { 1164 return; 1165 } 1166 } 1167 panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n", 1168 s, line, req, req->serno, 1169 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function); 1170 } 1171 1172 /* 1173 * Make sure that req is *not* part of one of the special lists. 1174 */ 1175 static __inline void 1176 mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1177 { 1178 int i; 1179 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1180 KASSERT(req != mpt->els_cmd_ptrs[i], 1181 ("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n", 1182 s, line, req, req->serno, 1183 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1184 } 1185 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1186 KASSERT(req != mpt->tgt_cmd_ptrs[i], 1187 ("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n", 1188 s, line, req, req->serno, 1189 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1190 } 1191 } 1192 #endif 1193 1194 /* 1195 * Task Management Types, purely for internal consumption 1196 */ 1197 typedef enum { 1198 MPT_ABORT_TASK_SET=1234, 1199 MPT_CLEAR_TASK_SET, 1200 MPT_TARGET_RESET, 1201 MPT_CLEAR_ACA, 1202 MPT_TERMINATE_TASK, 1203 MPT_NIL_TMT_VALUE=5678 1204 } mpt_task_mgmt_t; 1205 1206 /**************************** Unclassified Routines ***************************/ 1207 void mpt_send_cmd(struct mpt_softc *mpt, request_t *req); 1208 int mpt_recv_handshake_reply(struct mpt_softc *mpt, 1209 size_t reply_len, void *reply); 1210 int mpt_wait_req(struct mpt_softc *mpt, request_t *req, 1211 mpt_req_state_t state, mpt_req_state_t mask, 1212 int sleep_ok, int time_ms); 1213 void mpt_enable_ints(struct mpt_softc *mpt); 1214 void mpt_disable_ints(struct mpt_softc *mpt); 1215 int mpt_attach(struct mpt_softc *mpt); 1216 int mpt_shutdown(struct mpt_softc *mpt); 1217 int mpt_detach(struct mpt_softc *mpt); 1218 int mpt_send_handshake_cmd(struct mpt_softc *mpt, 1219 size_t len, void *cmd); 1220 request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok); 1221 void mpt_free_request(struct mpt_softc *mpt, request_t *req); 1222 void mpt_intr(void *arg); 1223 void mpt_check_doorbell(struct mpt_softc *mpt); 1224 void mpt_dump_reply_frame(struct mpt_softc *mpt, 1225 MSG_DEFAULT_REPLY *reply_frame); 1226 1227 void mpt_set_config_regs(struct mpt_softc *); 1228 int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/, 1229 cfgparms_t *params, 1230 bus_addr_t /*addr*/, bus_size_t/*len*/, 1231 int /*sleep_ok*/, int /*timeout_ms*/); 1232 int mpt_read_extcfg_header(struct mpt_softc *mpt, int PageVersion, 1233 int PageNumber, uint32_t PageAddress, 1234 int ExtPageType, 1235 CONFIG_EXTENDED_PAGE_HEADER *rslt, 1236 int sleep_ok, int timeout_ms); 1237 int mpt_read_extcfg_page(struct mpt_softc *mpt, int Action, 1238 uint32_t PageAddress, 1239 CONFIG_EXTENDED_PAGE_HEADER *hdr, 1240 void *buf, size_t len, int sleep_ok, 1241 int timeout_ms); 1242 int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/, 1243 int /*PageNumber*/, 1244 uint32_t /*PageAddress*/, 1245 CONFIG_PAGE_HEADER *, 1246 int /*sleep_ok*/, int /*timeout_ms*/); 1247 int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/, 1248 uint32_t /*PageAddress*/, 1249 CONFIG_PAGE_HEADER *, size_t /*len*/, 1250 int /*sleep_ok*/, int /*timeout_ms*/); 1251 int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/, 1252 uint32_t /*PageAddress*/, 1253 CONFIG_PAGE_HEADER *, size_t /*len*/, 1254 int /*sleep_ok*/, int /*timeout_ms*/); 1255 static __inline int 1256 mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1257 CONFIG_PAGE_HEADER *hdr, size_t len, 1258 int sleep_ok, int timeout_ms) 1259 { 1260 return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 1261 PageAddress, hdr, len, sleep_ok, timeout_ms)); 1262 } 1263 1264 static __inline int 1265 mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1266 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1267 int timeout_ms) 1268 { 1269 return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT, 1270 PageAddress, hdr, len, sleep_ok, 1271 timeout_ms)); 1272 } 1273 /* mpt_debug.c functions */ 1274 void mpt_print_reply(void *vmsg); 1275 void mpt_print_db(uint32_t mb); 1276 void mpt_print_config_reply(void *vmsg); 1277 char *mpt_ioc_diag(uint32_t diag); 1278 void mpt_req_state(mpt_req_state_t state); 1279 void mpt_print_config_request(void *vmsg); 1280 void mpt_print_request(void *vmsg); 1281 void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg); 1282 void mpt_dump_sgl(SGE_IO_UNION *se, int offset); 1283 #endif /* _MPT_H_ */ 1284