1 /* $MirOS: src/sys/dev/ic/ispvar.h,v 1.2 2013/10/31 20:06:53 tg Exp $ */ 2 /* $OpenBSD: ispvar.h,v 1.22 2003/03/03 18:37:25 mjacob Exp $ */ 3 /* 4 * Soft Definitions for for Qlogic ISP SCSI adapters. 5 * 6 * Copyright © 2013 7 * Thorsten “mirabilos” Glaser <tg@mirbsd.org> 8 * Copyright (c) 1997, 1998, 1999, 2000 by Matthew Jacob 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice immediately at the beginning of the file, without modification, 16 * this list of conditions, and the following disclaimer. 17 * 2. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 */ 33 34 #ifndef _ISPVAR_H 35 #define _ISPVAR_H 36 37 #if defined(__NetBSD__) || defined(__OpenBSD__) 38 #include <dev/ic/ispmbox.h> 39 #ifdef ISP_TARGET_MODE 40 #include <dev/ic/isp_target.h> 41 #include <dev/ic/isp_tpublic.h> 42 #endif 43 #endif 44 #ifdef __FreeBSD__ 45 #include <dev/isp/ispmbox.h> 46 #ifdef ISP_TARGET_MODE 47 #include <dev/isp/isp_target.h> 48 #include <dev/isp/isp_tpublic.h> 49 #endif 50 #endif 51 #ifdef __linux__ 52 #include "ispmbox.h" 53 #ifdef ISP_TARGET_MODE 54 #include "isp_target.h" 55 #include "isp_tpublic.h" 56 #endif 57 #endif 58 59 #define ISP_CORE_VERSION_MAJOR 2 60 #define ISP_CORE_VERSION_MINOR 7 61 62 /* 63 * Vector for bus specific code to provide specific services. 64 */ 65 struct ispsoftc; 66 struct ispmdvec { 67 int (*dv_rd_isr) 68 (struct ispsoftc *, u_int16_t *, u_int16_t *, u_int16_t *); 69 u_int16_t (*dv_rd_reg) (struct ispsoftc *, int); 70 void (*dv_wr_reg) (struct ispsoftc *, int, u_int16_t); 71 int (*dv_mbxdma) (struct ispsoftc *); 72 int (*dv_dmaset) (struct ispsoftc *, 73 XS_T *, ispreq_t *, u_int16_t *, u_int16_t); 74 void (*dv_dmaclr) 75 (struct ispsoftc *, XS_T *, u_int16_t); 76 void (*dv_reset0) (struct ispsoftc *); 77 void (*dv_reset1) (struct ispsoftc *); 78 void (*dv_dregs) (struct ispsoftc *, const char *); 79 u_int16_t *dv_ispfw; /* ptr to f/w */ 80 u_int16_t dv_conf1; 81 u_int16_t dv_clock; /* clock frequency */ 82 }; 83 84 /* 85 * Overall parameters 86 */ 87 #define MAX_TARGETS 16 88 #define MAX_FC_TARG 256 89 #define ISP_MAX_TARGETS(isp) (IS_FC(isp)? MAX_FC_TARG : MAX_TARGETS) 90 #define ISP_MAX_LUNS(isp) (isp)->isp_maxluns 91 92 /* 93 * 'Types' 94 */ 95 #ifdef ISP_DAC_SUPPORTED 96 typedef u_int64_t isp_dma_addr_t; 97 #else 98 typedef u_int32_t isp_dma_addr_t; 99 #endif 100 101 /* 102 * Macros to access ISP registers through bus specific layers- 103 * mostly wrappers to vector through the mdvec structure. 104 */ 105 #define ISP_READ_ISR(isp, isrp, semap, mbox0p) \ 106 (*(isp)->isp_mdvec->dv_rd_isr)(isp, isrp, semap, mbox0p) 107 108 #define ISP_READ(isp, reg) \ 109 (*(isp)->isp_mdvec->dv_rd_reg)((isp), (reg)) 110 111 #define ISP_WRITE(isp, reg, val) \ 112 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), (val)) 113 114 #define ISP_MBOXDMASETUP(isp) \ 115 (*(isp)->isp_mdvec->dv_mbxdma)((isp)) 116 117 #define ISP_DMASETUP(isp, xs, req, iptrp, optr) \ 118 (*(isp)->isp_mdvec->dv_dmaset)((isp), (xs), (req), (iptrp), (optr)) 119 120 #define ISP_DMAFREE(isp, xs, hndl) \ 121 if ((isp)->isp_mdvec->dv_dmaclr) \ 122 (*(isp)->isp_mdvec->dv_dmaclr)((isp), (xs), (hndl)) 123 124 #define ISP_RESET0(isp) \ 125 if ((isp)->isp_mdvec->dv_reset0) (*(isp)->isp_mdvec->dv_reset0)((isp)) 126 #define ISP_RESET1(isp) \ 127 if ((isp)->isp_mdvec->dv_reset1) (*(isp)->isp_mdvec->dv_reset1)((isp)) 128 #define ISP_DUMPREGS(isp, m) \ 129 if ((isp)->isp_mdvec->dv_dregs) (*(isp)->isp_mdvec->dv_dregs)((isp),(m)) 130 131 #define ISP_SETBITS(isp, reg, val) \ 132 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) | (val)) 133 134 #define ISP_CLRBITS(isp, reg, val) \ 135 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) & ~(val)) 136 137 /* 138 * The MEMORYBARRIER macro is defined per platform (to provide synchronization 139 * on Request and Response Queues, Scratch DMA areas, and Registers) 140 * 141 * Defined Memory Barrier Synchronization Types 142 */ 143 #define SYNC_REQUEST 0 /* request queue synchronization */ 144 #define SYNC_RESULT 1 /* result queue synchronization */ 145 #define SYNC_SFORDEV 2 /* scratch, sync for ISP */ 146 #define SYNC_SFORCPU 3 /* scratch, sync for CPU */ 147 #define SYNC_REG 4 /* for registers */ 148 149 /* 150 * Request/Response Queue defines and macros. 151 * The maximum is defined per platform (and can be based on board type). 152 */ 153 /* This is the size of a queue entry (request and response) */ 154 #define QENTRY_LEN 64 155 /* Both request and result queue length must be a power of two */ 156 #define RQUEST_QUEUE_LEN(x) MAXISPREQUEST(x) 157 #ifdef ISP_TARGET_MODE 158 #define RESULT_QUEUE_LEN(x) MAXISPREQUEST(x) 159 #else 160 #define RESULT_QUEUE_LEN(x) \ 161 (((MAXISPREQUEST(x) >> 2) < 64)? 64 : MAXISPREQUEST(x) >> 2) 162 #endif 163 #define ISP_QUEUE_ENTRY(q, idx) ((q) + ((idx) * QENTRY_LEN)) 164 #define ISP_QUEUE_SIZE(n) ((n) * QENTRY_LEN) 165 #define ISP_NXT_QENTRY(idx, qlen) (((idx) + 1) & ((qlen)-1)) 166 #define ISP_QFREE(in, out, qlen) \ 167 ((in == out)? (qlen - 1) : ((in > out)? \ 168 ((qlen - 1) - (in - out)) : (out - in - 1))) 169 #define ISP_QAVAIL(isp) \ 170 ISP_QFREE(isp->isp_reqidx, isp->isp_reqodx, RQUEST_QUEUE_LEN(isp)) 171 172 #define ISP_ADD_REQUEST(isp, nxti) \ 173 MEMORYBARRIER(isp, SYNC_REQUEST, isp->isp_reqidx, QENTRY_LEN); \ 174 WRITE_REQUEST_QUEUE_IN_POINTER(isp, nxti); \ 175 isp->isp_reqidx = nxti 176 177 /* 178 * SCSI Specific Host Adapter Parameters- per bus, per target 179 */ 180 181 typedef struct { 182 u_int isp_gotdparms : 1, 183 isp_req_ack_active_neg : 1, 184 isp_data_line_active_neg: 1, 185 isp_cmd_dma_burst_enable: 1, 186 isp_data_dma_burst_enabl: 1, 187 isp_fifo_threshold : 3, 188 isp_ultramode : 1, 189 isp_diffmode : 1, 190 isp_lvdmode : 1, 191 isp_fast_mttr : 1, /* fast sram */ 192 isp_initiator_id : 4, 193 isp_async_data_setup : 4; 194 u_int16_t isp_selection_timeout; 195 u_int16_t isp_max_queue_depth; 196 u_int8_t isp_tag_aging; 197 u_int8_t isp_bus_reset_delay; 198 u_int8_t isp_retry_count; 199 u_int8_t isp_retry_delay; 200 struct { 201 u_int32_t 202 exc_throttle : 8, 203 : 1, 204 dev_enable : 1, /* ignored */ 205 dev_update : 1, 206 dev_refresh : 1, 207 actv_offset : 4, 208 goal_offset : 4, 209 nvrm_offset : 4; 210 u_int8_t actv_period; /* current sync period */ 211 u_int8_t goal_period; /* goal sync period */ 212 u_int8_t nvrm_period; /* nvram sync period */ 213 u_int16_t actv_flags; /* current device flags */ 214 u_int16_t goal_flags; /* goal device flags */ 215 u_int16_t nvrm_flags; /* nvram device flags */ 216 } isp_devparam[MAX_TARGETS]; 217 } sdparam; 218 219 /* 220 * Device Flags 221 */ 222 #define DPARM_DISC 0x8000 223 #define DPARM_PARITY 0x4000 224 #define DPARM_WIDE 0x2000 225 #define DPARM_SYNC 0x1000 226 #define DPARM_TQING 0x0800 227 #define DPARM_ARQ 0x0400 228 #define DPARM_QFRZ 0x0200 229 #define DPARM_RENEG 0x0100 230 #define DPARM_NARROW 0x0080 231 #define DPARM_ASYNC 0x0040 232 #define DPARM_PPR 0x0020 233 #define DPARM_DEFAULT (0xFF00 & ~DPARM_QFRZ) 234 #define DPARM_SAFE_DFLT (DPARM_DEFAULT & ~(DPARM_WIDE|DPARM_SYNC|DPARM_TQING)) 235 236 237 /* technically, not really correct, as they need to be rated based upon clock */ 238 #define ISP_80M_SYNCPARMS 0x0c09 239 #define ISP_40M_SYNCPARMS 0x0c0a 240 #define ISP_20M_SYNCPARMS 0x0c0c 241 #define ISP_20M_SYNCPARMS_1040 0x080c 242 #define ISP_10M_SYNCPARMS 0x0c19 243 #define ISP_08M_SYNCPARMS 0x0c25 244 #define ISP_05M_SYNCPARMS 0x0c32 245 #define ISP_04M_SYNCPARMS 0x0c41 246 247 /* 248 * Fibre Channel Specifics 249 */ 250 #define FL_PORT_ID 0x7e /* FL_Port Special ID */ 251 #define FC_PORT_ID 0x7f /* Fabric Controller Special ID */ 252 #define FC_SNS_ID 0x80 /* SNS Server Special ID */ 253 254 /* #define ISP_USE_GA_NXT 1 */ /* Use GA_NXT with switches */ 255 #ifndef GA_NXT_MAX 256 #define GA_NXT_MAX 256 257 #endif 258 259 typedef struct { 260 u_int32_t isp_fwoptions : 16, 261 isp_gbspeed : 2, 262 isp_iid_set : 1, 263 loop_seen_once : 1, 264 isp_loopstate : 4, /* Current Loop State */ 265 isp_fwstate : 3, /* ISP F/W state */ 266 isp_gotdparms : 1, 267 isp_topo : 3, 268 isp_onfabric : 1; 269 u_int8_t isp_iid; /* 'initiator' id */ 270 u_int8_t isp_loopid; /* hard loop id */ 271 u_int8_t isp_alpa; /* ALPA */ 272 u_int32_t isp_portid; 273 volatile u_int16_t isp_lipseq; /* LIP sequence # */ 274 u_int16_t isp_fwattr; /* firmware attributes */ 275 u_int8_t isp_execthrottle; 276 u_int8_t isp_retry_delay; 277 u_int8_t isp_retry_count; 278 u_int8_t isp_reserved; 279 u_int16_t isp_maxalloc; 280 u_int16_t isp_maxfrmlen; 281 u_int64_t isp_nodewwn; 282 u_int64_t isp_portwwn; 283 /* 284 * Port Data Base. This is indexed by 'target', which is invariate. 285 * However, elements within can move around due to loop changes, 286 * so the actual loop ID passed to the F/W is in this structure. 287 * The first time the loop is seen up, loopid will match the index 288 * (except for fabric nodes which are above mapped above FC_SNS_ID 289 * and are completely virtual), but subsequent LIPs can cause things 290 * to move around. 291 */ 292 struct lportdb { 293 u_int32_t 294 port_type : 8, 295 loopid : 8, 296 fc4_type : 4, 297 last_fabric_dev : 1, 298 : 2, 299 relogin : 1, 300 force_logout : 1, 301 was_fabric_dev : 1, 302 fabric_dev : 1, 303 loggedin : 1, 304 roles : 2, 305 valid : 1; 306 u_int32_t portid; 307 u_int64_t node_wwn; 308 u_int64_t port_wwn; 309 } portdb[MAX_FC_TARG], tport[FC_PORT_ID]; 310 311 /* 312 * Scratch DMA mapped in area to fetch Port Database stuff, etc. 313 */ 314 caddr_t isp_scratch; 315 isp_dma_addr_t isp_scdma; 316 #ifdef ISP_FW_CRASH_DUMP 317 u_int16_t *isp_dump_data; 318 #endif 319 } fcparam; 320 321 #define FW_CONFIG_WAIT 0 322 #define FW_WAIT_AL_PA 1 323 #define FW_WAIT_LOGIN 2 324 #define FW_READY 3 325 #define FW_LOSS_OF_SYNC 4 326 #define FW_ERROR 5 327 #define FW_REINIT 6 328 #define FW_NON_PART 7 329 330 #define LOOP_NIL 0 331 #define LOOP_LIP_RCVD 1 332 #define LOOP_PDB_RCVD 2 333 #define LOOP_SCANNING_FABRIC 3 334 #define LOOP_FSCAN_DONE 4 335 #define LOOP_SCANNING_LOOP 5 336 #define LOOP_LSCAN_DONE 6 337 #define LOOP_SYNCING_PDB 7 338 #define LOOP_READY 8 339 340 #define TOPO_NL_PORT 0 341 #define TOPO_FL_PORT 1 342 #define TOPO_N_PORT 2 343 #define TOPO_F_PORT 3 344 #define TOPO_PTP_STUB 4 345 346 /* 347 * Soft Structure per host adapter 348 */ 349 typedef struct ispsoftc { 350 /* 351 * Platform (OS) specific data 352 */ 353 struct isposinfo isp_osinfo; 354 355 /* 356 * Pointer to bus specific functions and data 357 */ 358 struct ispmdvec * isp_mdvec; 359 360 /* 361 * (Mostly) nonvolatile state. Board specific parameters 362 * may contain some volatile state (e.g., current loop state). 363 */ 364 365 void * isp_param; /* type specific */ 366 u_int16_t isp_fwrev[3]; /* Loaded F/W revision */ 367 u_int16_t isp_romfw_rev[3]; /* PROM F/W revision */ 368 u_int16_t isp_maxcmds; /* max possible I/O cmds */ 369 u_int8_t isp_type; /* HBA Chip Type */ 370 u_int8_t isp_revision; /* HBA Chip H/W Revision */ 371 u_int32_t isp_maxluns; /* maximum luns supported */ 372 373 u_int32_t isp_clock : 8, /* input clock */ 374 : 4, 375 isp_port : 1, /* 23XX only */ 376 isp_failed : 1, /* board failed */ 377 isp_open : 1, /* opened (ioctl) */ 378 isp_touched : 1, /* board ever seen? */ 379 isp_bustype : 1, /* SBus or PCI */ 380 isp_loaded_fw : 1, /* loaded firmware */ 381 isp_role : 2, /* roles supported */ 382 isp_dblev : 12; /* debug log mask */ 383 384 u_int32_t isp_confopts; /* config options */ 385 386 u_int16_t isp_rqstinrp; /* register for REQINP */ 387 u_int16_t isp_rqstoutrp; /* register for REQOUTP */ 388 u_int16_t isp_respinrp; /* register for RESINP */ 389 u_int16_t isp_respoutrp; /* register for RESOUTP */ 390 391 /* 392 * Instrumentation 393 */ 394 u_int64_t isp_intcnt; /* total int count */ 395 u_int64_t isp_intbogus; /* spurious int count */ 396 u_int64_t isp_intmboxc; /* mbox completions */ 397 u_int64_t isp_intoasync; /* other async */ 398 u_int64_t isp_rsltccmplt; /* CMDs on result q */ 399 u_int64_t isp_fphccmplt; /* CMDs via fastpost */ 400 u_int16_t isp_rscchiwater; 401 u_int16_t isp_fpcchiwater; 402 403 /* 404 * Volatile state 405 */ 406 407 volatile u_int32_t 408 isp_obits : 8, /* mailbox command output */ 409 isp_mboxbsy : 1, /* mailbox command active */ 410 isp_state : 3, 411 isp_sendmarker : 2, /* send a marker entry */ 412 isp_update : 2, /* update parameters */ 413 isp_nactive : 16; /* how many commands active */ 414 volatile u_int16_t isp_reqodx; /* index of last ISP pickup */ 415 volatile u_int16_t isp_reqidx; /* index of next request */ 416 volatile u_int16_t isp_residx; /* index of next result */ 417 volatile u_int16_t isp_resodx; /* index of next result */ 418 volatile u_int16_t isp_rspbsy; 419 volatile u_int16_t isp_lasthdls; /* last handle seed */ 420 volatile u_int16_t isp_mboxtmp[MAX_MAILBOX]; 421 volatile u_int16_t isp_lastmbxcmd; /* last mbox command sent */ 422 volatile u_int16_t isp_mbxwrk0; 423 volatile u_int16_t isp_mbxwrk1; 424 volatile u_int16_t isp_mbxwrk2; 425 void * isp_mbxworkp; 426 427 /* 428 * Active commands are stored here, indexed by handle functions. 429 */ 430 XS_T **isp_xflist; 431 432 /* 433 * request/result queue pointers and dma handles for them. 434 */ 435 caddr_t isp_rquest; 436 caddr_t isp_result; 437 isp_dma_addr_t isp_rquest_dma; 438 isp_dma_addr_t isp_result_dma; 439 } ispsoftc_t; 440 441 #define SDPARAM(isp) ((sdparam *) (isp)->isp_param) 442 #define FCPARAM(isp) ((fcparam *) (isp)->isp_param) 443 444 /* 445 * ISP Driver Run States 446 */ 447 #define ISP_NILSTATE 0 448 #define ISP_RESETSTATE 1 449 #define ISP_INITSTATE 2 450 #define ISP_RUNSTATE 3 451 452 /* 453 * ISP Configuration Options 454 */ 455 #define ISP_CFG_NORELOAD 0x80 /* don't download f/w */ 456 #define ISP_CFG_NONVRAM 0x40 /* ignore NVRAM */ 457 #define ISP_CFG_TWOGB 0x20 /* force 2GB connection (23XX only) */ 458 #define ISP_CFG_ONEGB 0x10 /* force 1GB connection (23XX only) */ 459 #define ISP_CFG_FULL_DUPLEX 0x01 /* Full Duplex (Fibre Channel only) */ 460 #define ISP_CFG_PORT_PREF 0x0C /* Mask for Port Prefs (2200 only) */ 461 #define ISP_CFG_LPORT 0x00 /* prefer {N/F}L-Port connection */ 462 #define ISP_CFG_NPORT 0x04 /* prefer {N/F}-Port connection */ 463 #define ISP_CFG_NPORT_ONLY 0x08 /* insist on {N/F}-Port connection */ 464 #define ISP_CFG_LPORT_ONLY 0x0C /* insist on {N/F}L-Port connection */ 465 #define ISP_CFG_OWNWWPN 0x100 /* override NVRAM wwpn */ 466 #define ISP_CFG_OWNWWNN 0x200 /* override NVRAM wwnn */ 467 #define ISP_CFG_OWNFSZ 0x400 /* override NVRAM frame size */ 468 #define ISP_CFG_OWNLOOPID 0x800 /* override NVRAM loopid */ 469 #define ISP_CFG_OWNEXCTHROTTLE 0x1000 /* override NVRAM execution throttle */ 470 471 /* 472 * Prior to calling isp_reset for the first time, the outer layer 473 * should set isp_role to one of NONE, INITIATOR, TARGET, BOTH. 474 * 475 * If you set ISP_ROLE_NONE, the cards will be reset, new firmware loaded, 476 * NVRAM read, and defaults set, but any further initialization (e.g. 477 * INITIALIZE CONTROL BLOCK commands for 2X00 cards) won't be done. 478 * 479 * If INITIATOR MODE isn't set, attempts to run commands will be stopped 480 * at isp_start and completed with the moral equivalent of SELECTION TIMEOUT. 481 * 482 * If TARGET MODE is set, it doesn't mean that the rest of target mode support 483 * needs to be enabled, or will even work. What happens with the 2X00 cards 484 * here is that if you have enabled it with TARGET MODE as part of the ICB 485 * options, but you haven't given the f/w any ram resources for ATIOs or 486 * Immediate Notifies, the f/w just handles what it can and you never see 487 * anything. Basically, it sends a single byte of data (the first byte, 488 * which you can set as part of the INITIALIZE CONTROL BLOCK command) for 489 * INQUIRY, and sends back QUEUE FULL status for any other command. 490 * 491 */ 492 #define ISP_ROLE_NONE 0x0 493 #define ISP_ROLE_INITIATOR 0x1 494 #define ISP_ROLE_TARGET 0x2 495 #define ISP_ROLE_BOTH (ISP_ROLE_TARGET|ISP_ROLE_INITIATOR) 496 #define ISP_ROLE_EITHER ISP_ROLE_BOTH 497 #ifndef ISP_DEFAULT_ROLES 498 #define ISP_DEFAULT_ROLES ISP_ROLE_INITIATOR 499 #endif 500 501 502 /* 503 * Firmware related defines 504 */ 505 #define ISP_CODE_ORG 0x1000 /* default f/w code start */ 506 #define ISP_CODE_ORG_2300 0x0800 /* ..except for 2300s */ 507 #define ISP_FW_REV(maj, min, mic) ((maj << 24) | (min << 16) | mic) 508 #define ISP_FW_MAJOR(code) ((code >> 24) & 0xff) 509 #define ISP_FW_MINOR(code) ((code >> 16) & 0xff) 510 #define ISP_FW_MICRO(code) ((code >> 8) & 0xff) 511 #define ISP_FW_REVX(xp) ((xp[0]<<24) | (xp[1] << 16) | xp[2]) 512 #define ISP_FW_MAJORX(xp) (xp[0]) 513 #define ISP_FW_MINORX(xp) (xp[1]) 514 #define ISP_FW_MICROX(xp) (xp[2]) 515 #define ISP_FW_NEWER_THAN(i, major, minor, micro) \ 516 (ISP_FW_REVX((i)->isp_fwrev) > ISP_FW_REV(major, minor, micro)) 517 518 /* 519 * Bus (implementation) types 520 */ 521 #define ISP_BT_PCI 0 /* PCI Implementations */ 522 #define ISP_BT_SBUS 1 /* SBus Implementations */ 523 524 /* 525 * If we have not otherwise defined SBus support away make sure 526 * it is defined here such that the code is included as default 527 */ 528 #ifndef ISP_SBUS_SUPPORTED 529 #define ISP_SBUS_SUPPORTED 1 530 #endif 531 532 /* 533 * Chip Types 534 */ 535 #define ISP_HA_SCSI 0xf 536 #define ISP_HA_SCSI_UNKNOWN 0x1 537 #define ISP_HA_SCSI_1020 0x2 538 #define ISP_HA_SCSI_1020A 0x3 539 #define ISP_HA_SCSI_1040 0x4 540 #define ISP_HA_SCSI_1040A 0x5 541 #define ISP_HA_SCSI_1040B 0x6 542 #define ISP_HA_SCSI_1040C 0x7 543 #define ISP_HA_SCSI_1240 0x8 544 #define ISP_HA_SCSI_1080 0x9 545 #define ISP_HA_SCSI_1280 0xa 546 #define ISP_HA_SCSI_10160 0xb 547 #define ISP_HA_SCSI_12160 0xc 548 #define ISP_HA_FC 0xf0 549 #define ISP_HA_FC_2100 0x10 550 #define ISP_HA_FC_2200 0x20 551 #define ISP_HA_FC_2300 0x30 552 #define ISP_HA_FC_2312 0x40 553 554 #define IS_SCSI(isp) (isp->isp_type & ISP_HA_SCSI) 555 #define IS_1240(isp) (isp->isp_type == ISP_HA_SCSI_1240) 556 #define IS_1080(isp) (isp->isp_type == ISP_HA_SCSI_1080) 557 #define IS_1280(isp) (isp->isp_type == ISP_HA_SCSI_1280) 558 #define IS_10160(isp) (isp->isp_type == ISP_HA_SCSI_10160) 559 #define IS_12160(isp) (isp->isp_type == ISP_HA_SCSI_12160) 560 561 #define IS_12X0(isp) (IS_1240(isp) || IS_1280(isp)) 562 #define IS_1X160(isp) (IS_10160(isp) || IS_12160(isp)) 563 #define IS_DUALBUS(isp) (IS_12X0(isp) || IS_12160(isp)) 564 #define IS_ULTRA2(isp) (IS_1080(isp) || IS_1280(isp) || IS_1X160(isp)) 565 #define IS_ULTRA3(isp) (IS_1X160(isp)) 566 567 #define IS_FC(isp) ((isp)->isp_type & ISP_HA_FC) 568 #define IS_2100(isp) ((isp)->isp_type == ISP_HA_FC_2100) 569 #define IS_2200(isp) ((isp)->isp_type == ISP_HA_FC_2200) 570 #define IS_23XX(isp) ((isp)->isp_type >= ISP_HA_FC_2300) 571 #define IS_2300(isp) ((isp)->isp_type == ISP_HA_FC_2300) 572 #define IS_2312(isp) ((isp)->isp_type == ISP_HA_FC_2312) 573 574 /* 575 * DMA cookie macros 576 */ 577 #ifdef ISP_DAC_SUPPORTRED 578 #define DMA_WD3(x) (((x) >> 48) & 0xffff) 579 #define DMA_WD2(x) (((x) >> 32) & 0xffff) 580 #else 581 #define DMA_WD3(x) 0 582 #define DMA_WD2(x) 0 583 #endif 584 #define DMA_WD1(x) (((x) >> 16) & 0xffff) 585 #define DMA_WD0(x) (((x) & 0xffff)) 586 587 /* 588 * Core System Function Prototypes 589 */ 590 591 /* 592 * Reset Hardware. Totally. Assumes that you'll follow this with 593 * a call to isp_init. 594 */ 595 void isp_reset(struct ispsoftc *); 596 597 /* 598 * Initialize Hardware to known state 599 */ 600 void isp_init(struct ispsoftc *); 601 602 /* 603 * Reset the ISP and call completion for any orphaned commands. 604 */ 605 void isp_reinit(struct ispsoftc *); 606 607 #ifdef ISP_FW_CRASH_DUMP 608 /* 609 * Dump firmware entry point. 610 */ 611 void isp_fw_dump(struct ispsoftc *isp); 612 #endif 613 614 /* 615 * Internal Interrupt Service Routine 616 * 617 * The outer layers do the spade work to get the appropriate status register, 618 * semaphore register and first mailbox register (if appropriate). This also 619 * means that most spurious/bogus interrupts not for us can be filtered first. 620 */ 621 void isp_intr(struct ispsoftc *, u_int16_t, u_int16_t, u_int16_t); 622 623 624 /* 625 * Command Entry Point- Platform Dependent layers call into this 626 */ 627 int isp_start(XS_T *); 628 /* these values are what isp_start returns */ 629 #define CMD_COMPLETE 101 /* command completed */ 630 #define CMD_EAGAIN 102 /* busy- maybe retry later */ 631 #define CMD_QUEUED 103 /* command has been queued for execution */ 632 #define CMD_RQLATER 104 /* requeue this command later */ 633 634 /* 635 * Command Completion Point- Core layers call out from this with completed cmds 636 */ 637 void isp_done(XS_T *); 638 639 /* 640 * Platform Dependent to External to Internal Control Function 641 * 642 * Assumes locks are held on entry. You should note that with many of 643 * these commands and locks may be released while this is occurring. 644 * 645 * A few notes about some of these functions: 646 * 647 * ISPCTL_FCLINK_TEST tests to make sure we have good fibre channel link. 648 * The argument is a pointer to an integer which is the time, in microseconds, 649 * we should wait to see whether we have good link. This test, if successful, 650 * lets us know our connection topology and our Loop ID/AL_PA and so on. 651 * You can't get anywhere without this. 652 * 653 * ISPCTL_SCAN_FABRIC queries the name server (if we're on a fabric) for 654 * all entities using the FC Generic Services subcommand GET ALL NEXT. 655 * For each found entity, an ISPASYNC_FABRICDEV event is generated (see 656 * below). 657 * 658 * ISPCTL_SCAN_LOOP does a local loop scan. This is only done if the connection 659 * topology is NL or FL port (private or public loop). Since the Qlogic f/w 660 * 'automatically' manages local loop connections, this function essentially 661 * notes the arrival, departure, and possible shuffling around of local loop 662 * entities. Thus for each arrival and departure this generates an isp_async 663 * event of ISPASYNC_PROMENADE (see below). 664 * 665 * ISPCTL_PDB_SYNC is somewhat misnamed. It actually is the final step, in 666 * order, of ISPCTL_FCLINK_TEST, ISPCTL_SCAN_FABRIC, and ISPCTL_SCAN_LOOP. 667 * The main purpose of ISPCTL_PDB_SYNC is to complete management of logging 668 * and logging out of fabric devices (if one is on a fabric) and then marking 669 * the 'loop state' as being ready to now be used for sending commands to 670 * devices. Originally fabric name server and local loop scanning were 671 * part of this function. It's now been separated to allow for finer control. 672 */ 673 typedef enum { 674 ISPCTL_RESET_BUS, /* Reset Bus */ 675 ISPCTL_RESET_DEV, /* Reset Device */ 676 ISPCTL_ABORT_CMD, /* Abort Command */ 677 ISPCTL_UPDATE_PARAMS, /* Update Operating Parameters (SCSI) */ 678 ISPCTL_FCLINK_TEST, /* Test FC Link Status */ 679 ISPCTL_SCAN_FABRIC, /* (Re)scan Fabric Name Server */ 680 ISPCTL_SCAN_LOOP, /* (Re)scan Local Loop */ 681 ISPCTL_PDB_SYNC, /* Synchronize Port Database */ 682 ISPCTL_SEND_LIP, /* Send a LIP */ 683 ISPCTL_GET_POSMAP, /* Get FC-AL position map */ 684 ISPCTL_RUN_MBOXCMD, /* run a mailbox command */ 685 ISPCTL_TOGGLE_TMODE /* toggle target mode */ 686 } ispctl_t; 687 int isp_control(struct ispsoftc *, ispctl_t, void *); 688 689 690 /* 691 * Platform Dependent to Internal to External Control Function 692 * (each platform must provide such a function) 693 * 694 * Assumes locks are held. 695 * 696 * A few notes about some of these functions: 697 * 698 * ISPASYNC_CHANGE_NOTIFY notifies the outer layer that a change has 699 * occurred that invalidates the list of fabric devices known and/or 700 * the list of known loop devices. The argument passed is a pointer 701 * whose values are defined below (local loop change, name server 702 * change, other). 'Other' may simply be a LIP, or a change in 703 * connection topology. 704 * 705 * ISPASYNC_FABRIC_DEV announces the next element in a list of 706 * fabric device names we're getting out of the name server. The 707 * argument points to a GET ALL NEXT response structure. The list 708 * is known to terminate with an entry that refers to ourselves. 709 * One of the main purposes of this function is to allow outer 710 * layers, which are OS dependent, to set policy as to which fabric 711 * devices might actually be logged into (and made visible) later 712 * at ISPCTL_PDB_SYNC time. Since there's a finite number of fabric 713 * devices that we can log into (256 less 3 'reserved' for F-port 714 * topologies), and fabrics can grow up to 8 million or so entries 715 * (24 bits of Port Address, less a wad of reserved spaces), clearly 716 * we had better let the OS determine login policy. 717 * 718 * ISPASYNC_PROMENADE has an argument that is a pointer to an integer which 719 * is an index into the portdb in the softc ('target'). Whether that entry's 720 * valid tag is set or not says whether something has arrived or departed. 721 * The name refers to a favorite pastime of many city dwellers- watching 722 * people come and go, talking of Michaelangelo, and so on.. 723 * 724 * ISPASYNC_UNHANDLED_RESPONSE gives outer layers a chance to parse a 725 * response queue entry not otherwise handled. The outer layer should 726 * return non-zero if it handled it. The 'arg' points to an unmassaged 727 * response queue entry. 728 */ 729 730 typedef enum { 731 ISPASYNC_NEW_TGT_PARAMS, /* New Target Parameters Negotiated */ 732 ISPASYNC_BUS_RESET, /* Bus Was Reset */ 733 ISPASYNC_LOOP_DOWN, /* FC Loop Down */ 734 ISPASYNC_LOOP_UP, /* FC Loop Up */ 735 ISPASYNC_LIP, /* LIP Received */ 736 ISPASYNC_LOOP_RESET, /* Loop Reset Received */ 737 ISPASYNC_CHANGE_NOTIFY, /* FC Change Notification */ 738 ISPASYNC_FABRIC_DEV, /* FC Fabric Device Arrival */ 739 ISPASYNC_PROMENADE, /* FC Objects coming && going */ 740 ISPASYNC_TARGET_MESSAGE, /* target message */ 741 ISPASYNC_TARGET_EVENT, /* target asynchronous event */ 742 ISPASYNC_TARGET_ACTION, /* other target command action */ 743 ISPASYNC_CONF_CHANGE, /* Platform Configuration Change */ 744 ISPASYNC_UNHANDLED_RESPONSE, /* Unhandled Response Entry */ 745 ISPASYNC_FW_CRASH, /* Firmware has crashed */ 746 ISPASYNC_FW_DUMPED, /* Firmware crashdump taken */ 747 ISPASYNC_FW_RESTARTED /* Firmware has been restarted */ 748 } ispasync_t; 749 int isp_async(struct ispsoftc *, ispasync_t, void *); 750 751 #define ISPASYNC_CHANGE_PDB ((void *) 0) 752 #define ISPASYNC_CHANGE_SNS ((void *) 1) 753 #define ISPASYNC_CHANGE_OTHER ((void *) 2) 754 755 /* 756 * Platform Dependent Error and Debug Printout 757 */ 758 #ifdef __GNUC__ 759 void isp_prt(struct ispsoftc *, int level, const char *, ...) 760 __attribute__((__format__(__printf__, 3, 4))); 761 #else 762 void isp_prt(struct ispsoftc *, int level, const char *, ...); 763 #endif 764 765 #define ISP_LOGALL 0x0 /* log always */ 766 #define ISP_LOGCONFIG 0x1 /* log configuration messages */ 767 #define ISP_LOGINFO 0x2 /* log informational messages */ 768 #define ISP_LOGWARN 0x4 /* log warning messages */ 769 #define ISP_LOGERR 0x8 /* log error messages */ 770 #define ISP_LOGDEBUG0 0x10 /* log simple debug messages */ 771 #define ISP_LOGDEBUG1 0x20 /* log intermediate debug messages */ 772 #define ISP_LOGDEBUG2 0x40 /* log most debug messages */ 773 #define ISP_LOGDEBUG3 0x80 /* log high frequency debug messages */ 774 #define ISP_LOGDEBUG4 0x100 /* log high frequency debug messages */ 775 #define ISP_LOGTDEBUG0 0x200 /* log simple debug messages (target mode) */ 776 #define ISP_LOGTDEBUG1 0x400 /* log intermediate debug messages (target) */ 777 #define ISP_LOGTDEBUG2 0x800 /* log all debug messages (target) */ 778 779 /* 780 * Each Platform provides it's own isposinfo substructure of the ispsoftc 781 * defined above. 782 * 783 * Each platform must also provide the following macros/defines: 784 * 785 * 786 * INLINE - platform specific define for 'inline' functions 787 * 788 * ISP_DAC_SUPPORTED - Is DAC (Dual Address Cycle) is supported? 789 * Basically means whether or not DMA for PCI 790 * PCI cards (Ultra2 or better or FC) works 791 * above 4GB. 792 * 793 * ISP2100_SCRLEN - length for the Fibre Channel scratch DMA area 794 * 795 * MEMZERO(dst, src) platform zeroing function 796 * MEMCPY(dst, src, count) platform copying function 797 * SNPRINTF(buf, bufsize, fmt, ...) snprintf 798 * USEC_DELAY(usecs) microsecond spindelay function 799 * USEC_SLEEP(isp, usecs) microsecond sleep function 800 * 801 * NANOTIME_T nanosecond time type 802 * 803 * GET_NANOTIME(NANOTIME_T *) get current nanotime. 804 * 805 * GET_NANOSEC(NANOTIME_T *) get u_int64_t from NANOTIME_T 806 * 807 * NANOTIME_SUB(NANOTIME_T *, NANOTIME_T *) 808 * subtract two NANOTIME_T values 809 * 810 * 811 * MAXISPREQUEST(struct ispsoftc *) maximum request queue size 812 * for this particular board type 813 * 814 * MEMORYBARRIER(struct ispsoftc *, barrier_type, offset, size) 815 * 816 * Function/Macro the provides memory synchronization on 817 * various objects so that the ISP's and the system's view 818 * of the same object is consistent. 819 * 820 * MBOX_ACQUIRE(struct ispsoftc *) acquire lock on mailbox regs 821 * MBOX_WAIT_COMPLETE(struct ispsoftc *) wait for mailbox cmd to be done 822 * MBOX_NOTIFY_COMPLETE(struct ispsoftc *) notification of mbox cmd donee 823 * MBOX_RELEASE(struct ispsoftc *) release lock on mailbox regs 824 * 825 * FC_SCRATCH_ACQUIRE(struct ispsoftc *) acquire lock on FC scratch area 826 * FC_SCRATCH_RELEASE(struct ispsoftc *) acquire lock on FC scratch area 827 * 828 * SCSI_GOOD SCSI 'Good' Status 829 * SCSI_CHECK SCSI 'Check Condition' Status 830 * SCSI_BUSY SCSI 'Busy' Status 831 * SCSI_QFULL SCSI 'Queue Full' Status 832 * 833 * XS_T Platform SCSI transaction type (i.e., command for HBA) 834 * XS_ISP(xs) gets an instance out of an XS_T 835 * XS_CHANNEL(xs) gets the channel (bus # for DUALBUS cards) "" 836 * XS_TGT(xs) gets the target "" 837 * XS_LUN(xs) gets the lun "" 838 * XS_CDBP(xs) gets a pointer to the scsi CDB "" 839 * XS_CDBLEN(xs) gets the CDB's length "" 840 * XS_XFRLEN(xs) gets the associated data transfer length "" 841 * XS_TIME(xs) gets the time (in milliseconds) for this command 842 * XS_RESID(xs) gets the current residual count 843 * XS_STSP(xs) gets a pointer to the SCSI status byte "" 844 * XS_SNSP(xs) gets a pointer to the associate sense data 845 * XS_SNSLEN(xs) gets the length of sense data storage 846 * XS_SNSKEY(xs) dereferences XS_SNSP to get the current stored Sense Key 847 * XS_TAG_P(xs) predicate of whether this command should be tagged 848 * XS_TAG_TYPE(xs) which type of tag to use 849 * XS_SETERR(xs) set error state 850 * 851 * HBA_NOERROR command has no erros 852 * HBA_BOTCH hba botched something 853 * HBA_CMDTIMEOUT command timed out 854 * HBA_SELTIMEOUT selection timed out (also port logouts for FC) 855 * HBA_TGTBSY target returned a BUSY status 856 * HBA_BUSRESET bus reset destroyed command 857 * HBA_ABORTED command was aborted (by request) 858 * HBA_DATAOVR a data overrun was detected 859 * HBA_ARQFAIL Automatic Request Sense failed 860 * 861 * XS_ERR(xs) return current error state 862 * XS_NOERR(xs) there is no error currently set 863 * XS_INITERR(xs) initialize error state 864 * 865 * XS_SAVE_SENSE(xs, sp) save sense data 866 * 867 * XS_SET_STATE_STAT(isp, sp, xs) platform dependent interpreter of 868 * response queue entry status bits 869 * 870 * 871 * DEFAULT_IID(struct ispsoftc *) Default SCSI initiator ID 872 * DEFAULT_LOOPID(struct ispsoftc *) Default FC Loop ID 873 * DEFAULT_NODEWWN(struct ispsoftc *) Default Node WWN 874 * DEFAULT_PORTWWN(struct ispsoftc *) Default Port WWN 875 * DEFAULT_FRAMESIZE(struct ispsoftc *) Default Frame Size 876 * DEFAULT_EXEC_THROTTLE(struct ispsoftc *) Default Execution Throttle 877 * These establish reasonable defaults for each platform. 878 * These must be available independent of card NVRAM and are 879 * to be used should NVRAM not be readable. 880 * 881 * ISP_NODEWWN(struct ispsoftc *) FC Node WWN to use 882 * ISP_PORTWWN(struct ispsoftc *) FC Port WWN to use 883 * 884 * These are to be used after NVRAM is read. The tags 885 * in fcparam.isp_{node,port}wwn reflect the values 886 * read from NVRAM (possibly corrected for card botches). 887 * Each platform can take that information and override 888 * it or ignore and return the Node and Port WWNs to be 889 * used when sending the Qlogic f/w the Initialization Control 890 * Block. 891 * 892 * (XXX these do endian specific transformations- in transition XXX) 893 * 894 * ISP_IOXPUT_8(struct ispsoftc *, u_int8_t srcval, u_int8_t *dstptr) 895 * ISP_IOXPUT_16(struct ispsoftc *, u_int16_t srcval, u_int16_t *dstptr) 896 * ISP_IOXPUT_32(struct ispsoftc *, u_int32_t srcval, u_int32_t *dstptr) 897 * 898 * ISP_IOXGET_8(struct ispsoftc *, u_int8_t *srcptr, u_int8_t dstrval) 899 * ISP_IOXGET_16(struct ispsoftc *, u_int16_t *srcptr, u_int16_t dstrval) 900 * ISP_IOXGET_32(struct ispsoftc *, u_int32_t *srcptr, u_int32_t dstrval) 901 * 902 * ISP_SWIZZLE_NVRAM_WORD(struct ispsoftc *, u_int16_t *) 903 */ 904 905 #endif /* _ISPVAR_H */ 906