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