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 #if __FreeBSD_version > 800001 276 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 277 kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) 278 #else 279 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 280 kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) 281 #endif 282 #else 283 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 284 kthread_create(func, farg, proc_ptr, fmtstr, arg) 285 #endif 286 287 /****************************** Timer Facilities ******************************/ 288 #if __FreeBSD_version > 500000 289 #define mpt_callout_init(c) callout_init(c, /*mpsafe*/1); 290 #else 291 #define mpt_callout_init(c) callout_init(c); 292 #endif 293 294 /********************************** Endianess *********************************/ 295 #define MPT_2_HOST64(ptr, tag) ptr->tag = le64toh(ptr->tag) 296 #define MPT_2_HOST32(ptr, tag) ptr->tag = le32toh(ptr->tag) 297 #define MPT_2_HOST16(ptr, tag) ptr->tag = le16toh(ptr->tag) 298 299 #define HOST_2_MPT64(ptr, tag) ptr->tag = htole64(ptr->tag) 300 #define HOST_2_MPT32(ptr, tag) ptr->tag = htole32(ptr->tag) 301 #define HOST_2_MPT16(ptr, tag) ptr->tag = htole16(ptr->tag) 302 303 #if _BYTE_ORDER == _BIG_ENDIAN 304 void mpt2host_sge_simple_union(SGE_SIMPLE_UNION *); 305 void mpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *); 306 void mpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *); 307 void mpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *); 308 void mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *); 309 void mpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *); 310 #else 311 #define mpt2host_sge_simple_union(x) do { ; } while (0) 312 #define mpt2host_iocfacts_reply(x) do { ; } while (0) 313 #define mpt2host_portfacts_reply(x) do { ; } while (0) 314 #define mpt2host_config_page_ioc2(x) do { ; } while (0) 315 #define mpt2host_config_page_raid_vol_0(x) do { ; } while (0) 316 #define mpt2host_mpi_raid_vol_indicator(x) do { ; } while (0) 317 #endif 318 319 /**************************** MPI Transaction State ***************************/ 320 typedef enum { 321 REQ_STATE_NIL = 0x00, 322 REQ_STATE_FREE = 0x01, 323 REQ_STATE_ALLOCATED = 0x02, 324 REQ_STATE_QUEUED = 0x04, 325 REQ_STATE_DONE = 0x08, 326 REQ_STATE_TIMEDOUT = 0x10, 327 REQ_STATE_NEED_WAKEUP = 0x20, 328 REQ_STATE_LOCKED = 0x80, /* can't be freed */ 329 REQ_STATE_MASK = 0xFF 330 } mpt_req_state_t; 331 332 struct req_entry { 333 TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */ 334 mpt_req_state_t state; /* Request State Information */ 335 uint16_t index; /* Index of this entry */ 336 uint16_t IOCStatus; /* Completion status */ 337 uint16_t ResponseCode; /* TMF Reponse Code */ 338 uint16_t serno; /* serial number */ 339 union ccb *ccb; /* CAM request */ 340 void *req_vbuf; /* Virtual Address of Entry */ 341 void *sense_vbuf; /* Virtual Address of sense data */ 342 bus_addr_t req_pbuf; /* Physical Address of Entry */ 343 bus_addr_t sense_pbuf; /* Physical Address of sense data */ 344 bus_dmamap_t dmap; /* DMA map for data buffers */ 345 struct req_entry *chain; /* for SGE overallocations */ 346 struct callout callout; /* Timeout for the request */ 347 }; 348 349 typedef struct mpt_config_params { 350 u_int Action; 351 u_int PageVersion; 352 u_int PageLength; 353 u_int PageNumber; 354 u_int PageType; 355 u_int PageAddress; 356 u_int ExtPageLength; 357 u_int ExtPageType; 358 } cfgparms_t; 359 360 /**************************** MPI Target State Info ***************************/ 361 362 typedef struct { 363 uint32_t reply_desc; /* current reply descriptor */ 364 uint32_t resid; /* current data residual */ 365 uint32_t bytes_xfered; /* current relative offset */ 366 union ccb *ccb; /* pointer to currently active ccb */ 367 request_t *req; /* pointer to currently active assist request */ 368 uint32_t 369 is_local : 1, 370 nxfers : 31; 371 uint32_t tag_id; 372 enum { 373 TGT_STATE_NIL, 374 TGT_STATE_LOADING, 375 TGT_STATE_LOADED, 376 TGT_STATE_IN_CAM, 377 TGT_STATE_SETTING_UP_FOR_DATA, 378 TGT_STATE_MOVING_DATA, 379 TGT_STATE_MOVING_DATA_AND_STATUS, 380 TGT_STATE_SENDING_STATUS 381 } state; 382 } mpt_tgt_state_t; 383 384 /* 385 * When we get an incoming command it has its own tag which is called the 386 * IoIndex. This is the value we gave that particular command buffer when 387 * we originally assigned it. It's just a number, really. The FC card uses 388 * it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which 389 * contains pointers the request_t structures related to that IoIndex. 390 * 391 * What *we* do is construct a tag out of the index for the target command 392 * which owns the incoming ATIO plus a rolling sequence number. 393 */ 394 #define MPT_MAKE_TAGID(mpt, req, ioindex) \ 395 ((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff)) 396 397 #ifdef INVARIANTS 398 #define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b) 399 #else 400 #define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18] 401 #endif 402 403 #define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \ 404 (&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)])) 405 406 STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr); 407 #define MPT_MAX_LUNS 256 408 typedef struct { 409 struct mpt_hdr_stailq atios; 410 struct mpt_hdr_stailq inots; 411 int enabled; 412 } tgt_resource_t; 413 #define MPT_MAX_ELS 64 414 415 /**************************** Handler Registration ****************************/ 416 /* 417 * Global table of registered reply handlers. The 418 * handler is indicated by byte 3 of the request 419 * index submitted to the IOC. This allows the 420 * driver core to perform generic processing without 421 * any knowledge of per-personality behavior. 422 * 423 * MPT_NUM_REPLY_HANDLERS must be a power of 2 424 * to allow the easy generation of a mask. 425 * 426 * The handler offsets used by the core are hard coded 427 * allowing faster code generation when assigning a handler 428 * to a request. All "personalities" must use the 429 * the handler registration mechanism. 430 * 431 * The IOC handlers that are rarely executed are placed 432 * at the tail of the table to make it more likely that 433 * all commonly executed handlers fit in a single cache 434 * line. 435 */ 436 #define MPT_NUM_REPLY_HANDLERS (32) 437 #define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0) 438 #define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1) 439 #define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2) 440 typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request, 441 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame); 442 typedef union { 443 mpt_reply_handler_t *reply_handler; 444 } mpt_handler_t; 445 446 typedef enum { 447 MPT_HANDLER_REPLY, 448 MPT_HANDLER_EVENT, 449 MPT_HANDLER_RESET, 450 MPT_HANDLER_SHUTDOWN 451 } mpt_handler_type; 452 453 struct mpt_handler_record 454 { 455 LIST_ENTRY(mpt_handler_record) links; 456 mpt_handler_t handler; 457 }; 458 459 LIST_HEAD(mpt_handler_list, mpt_handler_record); 460 461 /* 462 * The handler_id is currently unused but would contain the 463 * handler ID used in the MsgContext field to allow direction 464 * of replies to the handler. Registrations that don't require 465 * a handler id can pass in NULL for the handler_id. 466 * 467 * Deregistrations for handlers without a handler id should 468 * pass in MPT_HANDLER_ID_NONE. 469 */ 470 #define MPT_HANDLER_ID_NONE (0xFFFFFFFF) 471 int mpt_register_handler(struct mpt_softc *, mpt_handler_type, 472 mpt_handler_t, uint32_t *); 473 int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type, 474 mpt_handler_t, uint32_t); 475 476 /******************* Per-Controller Instance Data Structures ******************/ 477 TAILQ_HEAD(req_queue, req_entry); 478 479 /* Structure for saving proper values for modifyable PCI config registers */ 480 struct mpt_pci_cfg { 481 uint16_t Command; 482 uint16_t LatencyTimer_LineSize; 483 uint32_t IO_BAR; 484 uint32_t Mem0_BAR[2]; 485 uint32_t Mem1_BAR[2]; 486 uint32_t ROM_BAR; 487 uint8_t IntLine; 488 uint32_t PMCSR; 489 }; 490 491 typedef enum { 492 MPT_RVF_NONE = 0x0, 493 MPT_RVF_ACTIVE = 0x1, 494 MPT_RVF_ANNOUNCED = 0x2, 495 MPT_RVF_UP2DATE = 0x4, 496 MPT_RVF_REFERENCED = 0x8, 497 MPT_RVF_WCE_CHANGED = 0x10 498 } mpt_raid_volume_flags; 499 500 struct mpt_raid_volume { 501 CONFIG_PAGE_RAID_VOL_0 *config_page; 502 MPI_RAID_VOL_INDICATOR sync_progress; 503 mpt_raid_volume_flags flags; 504 u_int quiesced_disks; 505 }; 506 507 typedef enum { 508 MPT_RDF_NONE = 0x00, 509 MPT_RDF_ACTIVE = 0x01, 510 MPT_RDF_ANNOUNCED = 0x02, 511 MPT_RDF_UP2DATE = 0x04, 512 MPT_RDF_REFERENCED = 0x08, 513 MPT_RDF_QUIESCING = 0x10, 514 MPT_RDF_QUIESCED = 0x20 515 } mpt_raid_disk_flags; 516 517 struct mpt_raid_disk { 518 CONFIG_PAGE_RAID_PHYS_DISK_0 config_page; 519 struct mpt_raid_volume *volume; 520 u_int member_number; 521 u_int pass_thru_active; 522 mpt_raid_disk_flags flags; 523 }; 524 525 struct mpt_evtf_record { 526 MSG_EVENT_NOTIFY_REPLY reply; 527 uint32_t context; 528 LIST_ENTRY(mpt_evtf_record) links; 529 }; 530 531 LIST_HEAD(mpt_evtf_list, mpt_evtf_record); 532 533 struct mptsas_devinfo { 534 uint16_t dev_handle; 535 uint16_t parent_dev_handle; 536 uint16_t enclosure_handle; 537 uint16_t slot; 538 uint8_t phy_num; 539 uint8_t physical_port; 540 uint8_t target_id; 541 uint8_t bus; 542 uint64_t sas_address; 543 uint32_t device_info; 544 }; 545 546 struct mptsas_phyinfo { 547 uint16_t handle; 548 uint8_t phy_num; 549 uint8_t port_id; 550 uint8_t negotiated_link_rate; 551 uint8_t hw_link_rate; 552 uint8_t programmed_link_rate; 553 uint8_t sas_port_add_phy; 554 struct mptsas_devinfo identify; 555 struct mptsas_devinfo attached; 556 }; 557 558 struct mptsas_portinfo { 559 uint16_t num_phys; 560 struct mptsas_phyinfo *phy_info; 561 }; 562 563 struct mpt_softc { 564 device_t dev; 565 #if __FreeBSD_version < 500000 566 uint32_t mpt_islocked; 567 int mpt_splsaved; 568 #else 569 struct mtx mpt_lock; 570 int mpt_locksetup; 571 #endif 572 uint32_t mpt_pers_mask; 573 uint32_t 574 : 8, 575 unit : 8, 576 ready : 1, 577 fw_uploaded : 1, 578 msi_enable : 1, 579 twildcard : 1, 580 tenabled : 1, 581 do_cfg_role : 1, 582 raid_enabled : 1, 583 raid_mwce_set : 1, 584 getreqwaiter : 1, 585 shutdwn_raid : 1, 586 shutdwn_recovery: 1, 587 outofbeer : 1, 588 disabled : 1, 589 is_spi : 1, 590 is_sas : 1, 591 is_fc : 1; 592 593 u_int cfg_role; 594 u_int role; /* role: none, ini, target, both */ 595 596 u_int verbose; 597 #ifdef MPT_TEST_MULTIPATH 598 int failure_id; 599 #endif 600 601 /* 602 * IOC Facts 603 */ 604 MSG_IOC_FACTS_REPLY ioc_facts; 605 606 /* 607 * Port Facts 608 */ 609 MSG_PORT_FACTS_REPLY * port_facts; 610 #define mpt_ini_id port_facts[0].PortSCSIID 611 #define mpt_max_tgtcmds port_facts[0].MaxPostedCmdBuffers 612 613 /* 614 * Device Configuration Information 615 */ 616 union { 617 struct mpt_spi_cfg { 618 CONFIG_PAGE_SCSI_PORT_0 _port_page0; 619 CONFIG_PAGE_SCSI_PORT_1 _port_page1; 620 CONFIG_PAGE_SCSI_PORT_2 _port_page2; 621 CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16]; 622 CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16]; 623 uint16_t _tag_enable; 624 uint16_t _disc_enable; 625 } spi; 626 #define mpt_port_page0 cfg.spi._port_page0 627 #define mpt_port_page1 cfg.spi._port_page1 628 #define mpt_port_page2 cfg.spi._port_page2 629 #define mpt_dev_page0 cfg.spi._dev_page0 630 #define mpt_dev_page1 cfg.spi._dev_page1 631 #define mpt_tag_enable cfg.spi._tag_enable 632 #define mpt_disc_enable cfg.spi._disc_enable 633 struct mpi_fc_cfg { 634 CONFIG_PAGE_FC_PORT_0 _port_page0; 635 uint32_t _port_speed; 636 #define mpt_fcport_page0 cfg.fc._port_page0 637 #define mpt_fcport_speed cfg.fc._port_speed 638 } fc; 639 } cfg; 640 #if __FreeBSD_version >= 500000 641 /* 642 * Device config information stored up for sysctl to access 643 */ 644 union { 645 struct { 646 unsigned int initiator_id; 647 } spi; 648 struct { 649 char wwnn[19]; 650 char wwpn[19]; 651 } fc; 652 } scinfo; 653 #endif 654 655 /* Controller Info for RAID information */ 656 CONFIG_PAGE_IOC_2 * ioc_page2; 657 CONFIG_PAGE_IOC_3 * ioc_page3; 658 659 /* Raid Data */ 660 struct mpt_raid_volume* raid_volumes; 661 struct mpt_raid_disk* raid_disks; 662 u_int raid_max_volumes; 663 u_int raid_max_disks; 664 u_int raid_page0_len; 665 u_int raid_wakeup; 666 u_int raid_rescan; 667 u_int raid_resync_rate; 668 u_int raid_mwce_setting; 669 u_int raid_queue_depth; 670 u_int raid_nonopt_volumes; 671 struct proc *raid_thread; 672 struct callout raid_timer; 673 674 /* 675 * PCI Hardware info 676 */ 677 int pci_msi_count; 678 struct resource * pci_irq; /* Interrupt map for chip */ 679 void * ih; /* Interupt handle */ 680 struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */ 681 682 /* 683 * DMA Mapping Stuff 684 */ 685 struct resource * pci_reg; /* Register map for chip */ 686 int pci_mem_rid; /* Resource ID */ 687 bus_space_tag_t pci_st; /* Bus tag for registers */ 688 bus_space_handle_t pci_sh; /* Bus handle for registers */ 689 /* PIO versions of above. */ 690 int pci_pio_rid; 691 struct resource * pci_pio_reg; 692 bus_space_tag_t pci_pio_st; 693 bus_space_handle_t pci_pio_sh; 694 695 bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */ 696 bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */ 697 bus_dmamap_t reply_dmap; /* DMA map for reply memory */ 698 uint8_t *reply; /* KVA of reply memory */ 699 bus_addr_t reply_phys; /* BusAddr of reply memory */ 700 701 bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */ 702 bus_dma_tag_t request_dmat; /* DMA tag for request memroy */ 703 bus_dmamap_t request_dmap; /* DMA map for request memroy */ 704 uint8_t *request; /* KVA of Request memory */ 705 bus_addr_t request_phys; /* BusAddr of request memory */ 706 707 uint32_t max_seg_cnt; /* calculated after IOC facts */ 708 709 /* 710 * Hardware management 711 */ 712 u_int reset_cnt; 713 714 /* 715 * CAM && Software Management 716 */ 717 request_t *request_pool; 718 struct req_queue request_free_list; 719 struct req_queue request_pending_list; 720 struct req_queue request_timeout_list; 721 722 723 struct cam_sim *sim; 724 struct cam_path *path; 725 726 struct cam_sim *phydisk_sim; 727 struct cam_path *phydisk_path; 728 729 struct proc *recovery_thread; 730 request_t *tmf_req; 731 732 /* 733 * Deferred frame acks due to resource shortage. 734 */ 735 struct mpt_evtf_list ack_frames; 736 737 /* 738 * Target Mode Support 739 */ 740 uint32_t scsi_tgt_handler_id; 741 request_t ** tgt_cmd_ptrs; 742 request_t ** els_cmd_ptrs; /* FC only */ 743 744 /* 745 * *snork*- this is chosen to be here *just in case* somebody 746 * forgets to point to it exactly and we index off of trt with 747 * CAM_LUN_WILDCARD. 748 */ 749 tgt_resource_t trt_wildcard; /* wildcard luns */ 750 tgt_resource_t trt[MPT_MAX_LUNS]; 751 uint16_t tgt_cmds_allocated; 752 uint16_t els_cmds_allocated; /* FC only */ 753 754 uint16_t timeouts; /* timeout count */ 755 uint16_t success; /* successes afer timeout */ 756 uint16_t sequence; /* Sequence Number */ 757 uint16_t pad3; 758 759 760 /* Paired port in some dual adapters configurations */ 761 struct mpt_softc * mpt2; 762 763 /* FW Image management */ 764 uint32_t fw_image_size; 765 uint8_t *fw_image; 766 bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */ 767 bus_dmamap_t fw_dmap; /* DMA map for firmware image */ 768 bus_addr_t fw_phys; /* BusAddr of firmware image */ 769 770 /* SAS Topology */ 771 struct mptsas_portinfo *sas_portinfo; 772 773 /* Shutdown Event Handler. */ 774 eventhandler_tag eh; 775 776 TAILQ_ENTRY(mpt_softc) links; 777 }; 778 779 static __inline void mpt_assign_serno(struct mpt_softc *, request_t *); 780 781 static __inline void 782 mpt_assign_serno(struct mpt_softc *mpt, request_t *req) 783 { 784 if ((req->serno = mpt->sequence++) == 0) { 785 req->serno = mpt->sequence++; 786 } 787 } 788 789 /***************************** Locking Primitives *****************************/ 790 #if __FreeBSD_version < 500000 791 #define MPT_IFLAGS INTR_TYPE_CAM 792 #define MPT_LOCK(mpt) mpt_lockspl(mpt) 793 #define MPT_UNLOCK(mpt) mpt_unlockspl(mpt) 794 #define MPT_OWNED(mpt) mpt->mpt_islocked 795 #define MPT_LOCK_ASSERT(mpt) 796 #define MPTLOCK_2_CAMLOCK MPT_UNLOCK 797 #define CAMLOCK_2_MPTLOCK MPT_LOCK 798 #define MPT_LOCK_SETUP(mpt) 799 #define MPT_LOCK_DESTROY(mpt) 800 801 static __inline void mpt_lockspl(struct mpt_softc *mpt); 802 static __inline void mpt_unlockspl(struct mpt_softc *mpt); 803 804 static __inline void 805 mpt_lockspl(struct mpt_softc *mpt) 806 { 807 int s; 808 809 s = splcam(); 810 if (mpt->mpt_islocked++ == 0) { 811 mpt->mpt_splsaved = s; 812 } else { 813 splx(s); 814 panic("Recursed lock with mask: 0x%x\n", s); 815 } 816 } 817 818 static __inline void 819 mpt_unlockspl(struct mpt_softc *mpt) 820 { 821 if (mpt->mpt_islocked) { 822 if (--mpt->mpt_islocked == 0) { 823 splx(mpt->mpt_splsaved); 824 } 825 } else 826 panic("Negative lock count\n"); 827 } 828 829 static __inline int 830 mpt_sleep(struct mpt_softc *mpt, void *ident, int priority, 831 const char *wmesg, int timo) 832 { 833 int saved_cnt; 834 int saved_spl; 835 int error; 836 837 KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep")); 838 saved_cnt = mpt->mpt_islocked; 839 saved_spl = mpt->mpt_splsaved; 840 mpt->mpt_islocked = 0; 841 error = tsleep(ident, priority, wmesg, timo); 842 KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup")); 843 mpt->mpt_islocked = saved_cnt; 844 mpt->mpt_splsaved = saved_spl; 845 return (error); 846 } 847 848 #define mpt_req_timeout(req, ticks, func, arg) \ 849 callout_reset(&(req)->callout, (ticks), (func), (arg)); 850 #define mpt_req_untimeout(req, func, arg) \ 851 callout_stop(&(req)->callout) 852 853 #else 854 #if 1 855 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE 856 #define MPT_LOCK_SETUP(mpt) \ 857 mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \ 858 mpt->mpt_locksetup = 1 859 #define MPT_LOCK_DESTROY(mpt) \ 860 if (mpt->mpt_locksetup) { \ 861 mtx_destroy(&mpt->mpt_lock); \ 862 mpt->mpt_locksetup = 0; \ 863 } 864 865 #define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock) 866 #define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock) 867 #define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock) 868 #define MPT_LOCK_ASSERT(mpt) mtx_assert(&(mpt)->mpt_lock, MA_OWNED) 869 #define MPTLOCK_2_CAMLOCK(mpt) 870 #define CAMLOCK_2_MPTLOCK(mpt) 871 #define mpt_sleep(mpt, ident, priority, wmesg, timo) \ 872 msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo) 873 #define mpt_req_timeout(req, ticks, func, arg) \ 874 callout_reset(&(req)->callout, (ticks), (func), (arg)); 875 #define mpt_req_untimeout(req, func, arg) \ 876 callout_stop(&(req)->callout) 877 878 #else 879 880 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY 881 #define MPT_LOCK_SETUP(mpt) do { } while (0) 882 #define MPT_LOCK_DESTROY(mpt) do { } while (0) 883 #define MPT_LOCK_ASSERT(mpt) mtx_assert(&Giant, MA_OWNED) 884 #define MPT_LOCK(mpt) mtx_lock(&Giant) 885 #define MPT_UNLOCK(mpt) mtx_unlock(&Giant) 886 #define MPTLOCK_2_CAMLOCK(mpt) 887 #define CAMLOCK_2_MPTLOCK(mpt) 888 889 static __inline int 890 mpt_sleep(struct mpt_softc *, void *, int, const char *, int); 891 892 #define mpt_ccb_timeout(ccb, ticks, func, arg) \ 893 do { \ 894 (ccb)->ccb_h.timeout_ch = timeout((func), (arg), (ticks)); \ 895 } while (0) 896 #define mpt_ccb_untimeout(ccb, func, arg) \ 897 untimeout((func), (arg), (ccb)->ccb_h.timeout_ch) 898 #define mpt_ccb_timeout_init(ccb) \ 899 callout_handle_init(&(ccb)->ccb_h.timeout_ch) 900 901 static __inline int 902 mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t) 903 { 904 int r; 905 r = tsleep(i, p, w, t); 906 return (r); 907 } 908 #endif 909 #endif 910 911 /******************************* Register Access ******************************/ 912 static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t); 913 static __inline uint32_t mpt_read(struct mpt_softc *, int); 914 static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t); 915 static __inline uint32_t mpt_pio_read(struct mpt_softc *, int); 916 917 static __inline void 918 mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 919 { 920 bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val); 921 } 922 923 static __inline uint32_t 924 mpt_read(struct mpt_softc *mpt, int offset) 925 { 926 return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset)); 927 } 928 929 /* 930 * Some operations (e.g. diagnostic register writes while the ARM proccessor 931 * is disabled), must be performed using "PCI pio" operations. On non-PCI 932 * busses, these operations likely map to normal register accesses. 933 */ 934 static __inline void 935 mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val) 936 { 937 bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val); 938 } 939 940 static __inline uint32_t 941 mpt_pio_read(struct mpt_softc *mpt, int offset) 942 { 943 return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset)); 944 } 945 /*********************** Reply Frame/Request Management ***********************/ 946 /* Max MPT Reply we are willing to accept (must be power of 2) */ 947 #define MPT_REPLY_SIZE 256 948 949 /* 950 * Must be less than 16384 in order for target mode to work 951 */ 952 #define MPT_MAX_REQUESTS(mpt) 512 953 #define MPT_REQUEST_AREA 512 954 #define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */ 955 #define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA) 956 957 #define MPT_CONTEXT_CB_SHIFT (16) 958 #define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT) 959 #define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT) 960 #define MPT_CONTEXT_TO_CBI(x) \ 961 (((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1)) 962 #define MPT_CONTEXT_REQI_MASK 0xFFFF 963 #define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK) 964 965 /* 966 * Convert a 32bit physical address returned from IOC to an 967 * offset into our reply frame memory or the kvm address needed 968 * to access the data. The returned address is only the low 969 * 32 bits, so mask our base physical address accordingly. 970 */ 971 #define MPT_REPLY_BADDR(x) \ 972 (x << 1) 973 #define MPT_REPLY_OTOV(m, i) \ 974 ((void *)(&m->reply[i])) 975 976 #define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \ 977 do { \ 978 if (mpt->verbose > MPT_PRT_DEBUG) \ 979 mpt_dump_reply_frame(mpt, reply_frame); \ 980 } while(0) 981 982 static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt); 983 static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr); 984 985 /* 986 * Give the reply buffer back to the IOC after we have 987 * finished processing it. 988 */ 989 static __inline void 990 mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr) 991 { 992 mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr); 993 } 994 995 /* Get a reply from the IOC */ 996 static __inline uint32_t 997 mpt_pop_reply_queue(struct mpt_softc *mpt) 998 { 999 return mpt_read(mpt, MPT_OFFSET_REPLY_Q); 1000 } 1001 1002 void 1003 mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int); 1004 1005 /************************** Scatter Gather Managment **************************/ 1006 /* MPT_RQSL- size of request frame, in bytes */ 1007 #define MPT_RQSL(mpt) (mpt->ioc_facts.RequestFrameSize << 2) 1008 1009 /* MPT_NSGL- how many SG entries can fit in a request frame size */ 1010 #define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION)) 1011 1012 /* MPT_NRFM- how many request frames can fit in each request alloc we make */ 1013 #define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt)) 1014 1015 /* 1016 * MPT_NSGL_FIRST- # of SG elements that can fit after 1017 * an I/O request but still within the request frame. 1018 * Do this safely based upon SGE_IO_UNION. 1019 * 1020 * Note that the first element is *within* the SCSI request. 1021 */ 1022 #define MPT_NSGL_FIRST(mpt) \ 1023 ((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \ 1024 sizeof (SGE_IO_UNION)) 1025 1026 /***************************** IOC Initialization *****************************/ 1027 int mpt_reset(struct mpt_softc *, int /*reinit*/); 1028 1029 /****************************** Debugging ************************************/ 1030 typedef struct mpt_decode_entry { 1031 char *name; 1032 u_int value; 1033 u_int mask; 1034 } mpt_decode_entry_t; 1035 1036 int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries, 1037 const char *name, u_int value, u_int *cur_column, 1038 u_int wrap_point); 1039 1040 void mpt_dump_data(struct mpt_softc *, const char *, void *, int); 1041 void mpt_dump_request(struct mpt_softc *, request_t *); 1042 1043 enum { 1044 MPT_PRT_ALWAYS, 1045 MPT_PRT_FATAL, 1046 MPT_PRT_ERROR, 1047 MPT_PRT_WARN, 1048 MPT_PRT_INFO, 1049 MPT_PRT_NEGOTIATION, 1050 MPT_PRT_DEBUG, 1051 MPT_PRT_DEBUG1, 1052 MPT_PRT_DEBUG2, 1053 MPT_PRT_DEBUG3, 1054 MPT_PRT_TRACE, 1055 MPT_PRT_NONE=100 1056 }; 1057 1058 #if __FreeBSD_version > 500000 1059 #define mpt_lprt(mpt, level, ...) \ 1060 do { \ 1061 if (level <= (mpt)->verbose) \ 1062 mpt_prt(mpt, __VA_ARGS__); \ 1063 } while (0) 1064 1065 #define mpt_lprtc(mpt, level, ...) \ 1066 do { \ 1067 if (level <= (mpt)->debug_level) \ 1068 mpt_prtc(mpt, __VA_ARGS__); \ 1069 } while (0) 1070 #else 1071 void mpt_lprt(struct mpt_softc *, int, const char *, ...) 1072 __printflike(3, 4); 1073 void mpt_lprtc(struct mpt_softc *, int, const char *, ...) 1074 __printflike(3, 4); 1075 #endif 1076 void mpt_prt(struct mpt_softc *, const char *, ...) 1077 __printflike(2, 3); 1078 void mpt_prtc(struct mpt_softc *, const char *, ...) 1079 __printflike(2, 3); 1080 1081 /**************************** Target Mode Related ***************************/ 1082 static __inline int mpt_cdblen(uint8_t, int); 1083 static __inline int 1084 mpt_cdblen(uint8_t cdb0, int maxlen) 1085 { 1086 int group = cdb0 >> 5; 1087 switch (group) { 1088 case 0: 1089 return (6); 1090 case 1: 1091 return (10); 1092 case 4: 1093 case 5: 1094 return (12); 1095 default: 1096 return (16); 1097 } 1098 } 1099 #ifdef INVARIANTS 1100 static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t); 1101 static __inline request_t * 1102 mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag) 1103 { 1104 uint16_t rtg = (tag >> 18); 1105 KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag)); 1106 KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array")); 1107 KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer")); 1108 return (mpt->tgt_cmd_ptrs[rtg]); 1109 } 1110 1111 1112 static __inline int 1113 mpt_req_on_free_list(struct mpt_softc *, request_t *); 1114 static __inline int 1115 mpt_req_on_pending_list(struct mpt_softc *, request_t *); 1116 1117 static __inline void 1118 mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int); 1119 static __inline void 1120 mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int); 1121 1122 1123 /* 1124 * Is request on freelist? 1125 */ 1126 static __inline int 1127 mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req) 1128 { 1129 request_t *lrq; 1130 1131 TAILQ_FOREACH(lrq, &mpt->request_free_list, links) { 1132 if (lrq == req) { 1133 return (1); 1134 } 1135 } 1136 return (0); 1137 } 1138 1139 /* 1140 * Is request on pending list? 1141 */ 1142 static __inline int 1143 mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req) 1144 { 1145 request_t *lrq; 1146 1147 TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) { 1148 if (lrq == req) { 1149 return (1); 1150 } 1151 } 1152 return (0); 1153 } 1154 1155 /* 1156 * Make sure that req *is* part of one of the special lists 1157 */ 1158 static __inline void 1159 mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1160 { 1161 int i; 1162 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1163 if (req == mpt->els_cmd_ptrs[i]) { 1164 return; 1165 } 1166 } 1167 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1168 if (req == mpt->tgt_cmd_ptrs[i]) { 1169 return; 1170 } 1171 } 1172 panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n", 1173 s, line, req, req->serno, 1174 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function); 1175 } 1176 1177 /* 1178 * Make sure that req is *not* part of one of the special lists. 1179 */ 1180 static __inline void 1181 mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line) 1182 { 1183 int i; 1184 for (i = 0; i < mpt->els_cmds_allocated; i++) { 1185 KASSERT(req != mpt->els_cmd_ptrs[i], 1186 ("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n", 1187 s, line, req, req->serno, 1188 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1189 } 1190 for (i = 0; i < mpt->tgt_cmds_allocated; i++) { 1191 KASSERT(req != mpt->tgt_cmd_ptrs[i], 1192 ("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n", 1193 s, line, req, req->serno, 1194 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i)); 1195 } 1196 } 1197 #endif 1198 1199 /* 1200 * Task Management Types, purely for internal consumption 1201 */ 1202 typedef enum { 1203 MPT_ABORT_TASK_SET=1234, 1204 MPT_CLEAR_TASK_SET, 1205 MPT_TARGET_RESET, 1206 MPT_CLEAR_ACA, 1207 MPT_TERMINATE_TASK, 1208 MPT_NIL_TMT_VALUE=5678 1209 } mpt_task_mgmt_t; 1210 1211 /**************************** Unclassified Routines ***************************/ 1212 void mpt_send_cmd(struct mpt_softc *mpt, request_t *req); 1213 int mpt_recv_handshake_reply(struct mpt_softc *mpt, 1214 size_t reply_len, void *reply); 1215 int mpt_wait_req(struct mpt_softc *mpt, request_t *req, 1216 mpt_req_state_t state, mpt_req_state_t mask, 1217 int sleep_ok, int time_ms); 1218 void mpt_enable_ints(struct mpt_softc *mpt); 1219 void mpt_disable_ints(struct mpt_softc *mpt); 1220 int mpt_attach(struct mpt_softc *mpt); 1221 int mpt_shutdown(struct mpt_softc *mpt); 1222 int mpt_detach(struct mpt_softc *mpt); 1223 int mpt_send_handshake_cmd(struct mpt_softc *mpt, 1224 size_t len, void *cmd); 1225 request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok); 1226 void mpt_free_request(struct mpt_softc *mpt, request_t *req); 1227 void mpt_intr(void *arg); 1228 void mpt_check_doorbell(struct mpt_softc *mpt); 1229 void mpt_dump_reply_frame(struct mpt_softc *mpt, 1230 MSG_DEFAULT_REPLY *reply_frame); 1231 1232 void mpt_set_config_regs(struct mpt_softc *); 1233 int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/, 1234 cfgparms_t *params, 1235 bus_addr_t /*addr*/, bus_size_t/*len*/, 1236 int /*sleep_ok*/, int /*timeout_ms*/); 1237 int mpt_read_extcfg_header(struct mpt_softc *mpt, int PageVersion, 1238 int PageNumber, uint32_t PageAddress, 1239 int ExtPageType, 1240 CONFIG_EXTENDED_PAGE_HEADER *rslt, 1241 int sleep_ok, int timeout_ms); 1242 int mpt_read_extcfg_page(struct mpt_softc *mpt, int Action, 1243 uint32_t PageAddress, 1244 CONFIG_EXTENDED_PAGE_HEADER *hdr, 1245 void *buf, size_t len, int sleep_ok, 1246 int timeout_ms); 1247 int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/, 1248 int /*PageNumber*/, 1249 uint32_t /*PageAddress*/, 1250 CONFIG_PAGE_HEADER *, 1251 int /*sleep_ok*/, int /*timeout_ms*/); 1252 int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/, 1253 uint32_t /*PageAddress*/, 1254 CONFIG_PAGE_HEADER *, size_t /*len*/, 1255 int /*sleep_ok*/, int /*timeout_ms*/); 1256 int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/, 1257 uint32_t /*PageAddress*/, 1258 CONFIG_PAGE_HEADER *, size_t /*len*/, 1259 int /*sleep_ok*/, int /*timeout_ms*/); 1260 static __inline int 1261 mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1262 CONFIG_PAGE_HEADER *hdr, size_t len, 1263 int sleep_ok, int timeout_ms) 1264 { 1265 return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 1266 PageAddress, hdr, len, sleep_ok, timeout_ms)); 1267 } 1268 1269 static __inline int 1270 mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress, 1271 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1272 int timeout_ms) 1273 { 1274 return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT, 1275 PageAddress, hdr, len, sleep_ok, 1276 timeout_ms)); 1277 } 1278 /* mpt_debug.c functions */ 1279 void mpt_print_reply(void *vmsg); 1280 void mpt_print_db(uint32_t mb); 1281 void mpt_print_config_reply(void *vmsg); 1282 char *mpt_ioc_diag(uint32_t diag); 1283 void mpt_req_state(mpt_req_state_t state); 1284 void mpt_print_config_request(void *vmsg); 1285 void mpt_print_request(void *vmsg); 1286 void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg); 1287 void mpt_dump_sgl(SGE_IO_UNION *se, int offset); 1288 #endif /* _MPT_H_ */ 1289