1 /* $FreeBSD: src/sys/dev/isp/ispvar.h,v 1.25.2.17 2002/10/11 18:51:49 mjacob Exp $ */ 2 /* $DragonFly: src/sys/dev/disk/isp/ispvar.h,v 1.2 2003/06/17 04:28:27 dillon Exp $ */ 3 /* 4 * Soft Definitions for for Qlogic ISP SCSI adapters. 5 * 6 * Copyright (c) 1997, 1998, 1999, 2000 by Matthew Jacob 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice immediately at the beginning of the file, without modification, 14 * this list of conditions, and the following disclaimer. 15 * 2. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 */ 31 32 #ifndef _ISPVAR_H 33 #define _ISPVAR_H 34 35 #if defined(__NetBSD__) || defined(__OpenBSD__) 36 #include <dev/ic/ispmbox.h> 37 #ifdef ISP_TARGET_MODE 38 #include <dev/ic/isp_target.h> 39 #include <dev/ic/isp_tpublic.h> 40 #endif 41 #endif 42 #ifdef __FreeBSD__ 43 #include <dev/isp/ispmbox.h> 44 #ifdef ISP_TARGET_MODE 45 #include <dev/isp/isp_target.h> 46 #include <dev/isp/isp_tpublic.h> 47 #endif 48 #endif 49 #ifdef __linux__ 50 #include "ispmbox.h" 51 #ifdef ISP_TARGET_MODE 52 #include "isp_target.h" 53 #include "isp_tpublic.h" 54 #endif 55 #endif 56 57 #define ISP_CORE_VERSION_MAJOR 2 58 #define ISP_CORE_VERSION_MINOR 7 59 60 /* 61 * Vector for bus specific code to provide specific services. 62 */ 63 struct ispsoftc; 64 struct ispmdvec { 65 int (*dv_rd_isr) 66 (struct ispsoftc *, u_int16_t *, u_int16_t *, u_int16_t *); 67 u_int16_t (*dv_rd_reg) (struct ispsoftc *, int); 68 void (*dv_wr_reg) (struct ispsoftc *, int, u_int16_t); 69 int (*dv_mbxdma) (struct ispsoftc *); 70 int (*dv_dmaset) (struct ispsoftc *, 71 XS_T *, ispreq_t *, u_int16_t *, u_int16_t); 72 void (*dv_dmaclr) 73 (struct ispsoftc *, XS_T *, u_int16_t); 74 void (*dv_reset0) (struct ispsoftc *); 75 void (*dv_reset1) (struct ispsoftc *); 76 void (*dv_dregs) (struct ispsoftc *, const char *); 77 u_int16_t *dv_ispfw; /* ptr to f/w */ 78 u_int16_t dv_conf1; 79 u_int16_t dv_clock; /* clock frequency */ 80 }; 81 82 /* 83 * Overall parameters 84 */ 85 #define MAX_TARGETS 16 86 #define MAX_FC_TARG 256 87 #define ISP_MAX_TARGETS(isp) (IS_FC(isp)? MAX_FC_TARG : MAX_TARGETS) 88 #define ISP_MAX_LUNS(isp) (isp)->isp_maxluns 89 90 /* 91 * 'Types' 92 */ 93 #ifdef ISP_DAC_SUPPORTED 94 typedef u_int64_t isp_dma_addr_t; 95 #else 96 typedef u_int32_t isp_dma_addr_t; 97 #endif 98 99 /* 100 * Macros to access ISP registers through bus specific layers- 101 * mostly wrappers to vector through the mdvec structure. 102 */ 103 #define ISP_READ_ISR(isp, isrp, semap, mbox0p) \ 104 (*(isp)->isp_mdvec->dv_rd_isr)(isp, isrp, semap, mbox0p) 105 106 #define ISP_READ(isp, reg) \ 107 (*(isp)->isp_mdvec->dv_rd_reg)((isp), (reg)) 108 109 #define ISP_WRITE(isp, reg, val) \ 110 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), (val)) 111 112 #define ISP_MBOXDMASETUP(isp) \ 113 (*(isp)->isp_mdvec->dv_mbxdma)((isp)) 114 115 #define ISP_DMASETUP(isp, xs, req, iptrp, optr) \ 116 (*(isp)->isp_mdvec->dv_dmaset)((isp), (xs), (req), (iptrp), (optr)) 117 118 #define ISP_DMAFREE(isp, xs, hndl) \ 119 if ((isp)->isp_mdvec->dv_dmaclr) \ 120 (*(isp)->isp_mdvec->dv_dmaclr)((isp), (xs), (hndl)) 121 122 #define ISP_RESET0(isp) \ 123 if ((isp)->isp_mdvec->dv_reset0) (*(isp)->isp_mdvec->dv_reset0)((isp)) 124 #define ISP_RESET1(isp) \ 125 if ((isp)->isp_mdvec->dv_reset1) (*(isp)->isp_mdvec->dv_reset1)((isp)) 126 #define ISP_DUMPREGS(isp, m) \ 127 if ((isp)->isp_mdvec->dv_dregs) (*(isp)->isp_mdvec->dv_dregs)((isp),(m)) 128 129 #define ISP_SETBITS(isp, reg, val) \ 130 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) | (val)) 131 132 #define ISP_CLRBITS(isp, reg, val) \ 133 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) & ~(val)) 134 135 /* 136 * The MEMORYBARRIER macro is defined per platform (to provide synchronization 137 * on Request and Response Queues, Scratch DMA areas, and Registers) 138 * 139 * Defined Memory Barrier Synchronization Types 140 */ 141 #define SYNC_REQUEST 0 /* request queue synchronization */ 142 #define SYNC_RESULT 1 /* result queue synchronization */ 143 #define SYNC_SFORDEV 2 /* scratch, sync for ISP */ 144 #define SYNC_SFORCPU 3 /* scratch, sync for CPU */ 145 #define SYNC_REG 4 /* for registers */ 146 147 /* 148 * Request/Response Queue defines and macros. 149 * The maximum is defined per platform (and can be based on board type). 150 */ 151 /* This is the size of a queue entry (request and response) */ 152 #define QENTRY_LEN 64 153 /* Both request and result queue length must be a power of two */ 154 #define RQUEST_QUEUE_LEN(x) MAXISPREQUEST(x) 155 #ifdef ISP_TARGET_MODE 156 #define RESULT_QUEUE_LEN(x) MAXISPREQUEST(x) 157 #else 158 #define RESULT_QUEUE_LEN(x) \ 159 (((MAXISPREQUEST(x) >> 2) < 64)? 64 : MAXISPREQUEST(x) >> 2) 160 #endif 161 #define ISP_QUEUE_ENTRY(q, idx) ((q) + ((idx) * QENTRY_LEN)) 162 #define ISP_QUEUE_SIZE(n) ((n) * QENTRY_LEN) 163 #define ISP_NXT_QENTRY(idx, qlen) (((idx) + 1) & ((qlen)-1)) 164 #define ISP_QFREE(in, out, qlen) \ 165 ((in == out)? (qlen - 1) : ((in > out)? \ 166 ((qlen - 1) - (in - out)) : (out - in - 1))) 167 #define ISP_QAVAIL(isp) \ 168 ISP_QFREE(isp->isp_reqidx, isp->isp_reqodx, RQUEST_QUEUE_LEN(isp)) 169 170 #define ISP_ADD_REQUEST(isp, nxti) \ 171 MEMORYBARRIER(isp, SYNC_REQUEST, isp->isp_reqidx, QENTRY_LEN); \ 172 WRITE_REQUEST_QUEUE_IN_POINTER(isp, nxti); \ 173 isp->isp_reqidx = nxti 174 175 /* 176 * SCSI Specific Host Adapter Parameters- per bus, per target 177 */ 178 179 typedef struct { 180 u_int isp_gotdparms : 1, 181 isp_req_ack_active_neg : 1, 182 isp_data_line_active_neg: 1, 183 isp_cmd_dma_burst_enable: 1, 184 isp_data_dma_burst_enabl: 1, 185 isp_fifo_threshold : 3, 186 isp_ultramode : 1, 187 isp_diffmode : 1, 188 isp_lvdmode : 1, 189 isp_fast_mttr : 1, /* fast sram */ 190 isp_initiator_id : 4, 191 isp_async_data_setup : 4; 192 u_int16_t isp_selection_timeout; 193 u_int16_t isp_max_queue_depth; 194 u_int8_t isp_tag_aging; 195 u_int8_t isp_bus_reset_delay; 196 u_int8_t isp_retry_count; 197 u_int8_t isp_retry_delay; 198 struct { 199 u_int32_t 200 exc_throttle : 8, 201 : 1, 202 dev_enable : 1, /* ignored */ 203 dev_update : 1, 204 dev_refresh : 1, 205 actv_offset : 4, 206 goal_offset : 4, 207 nvrm_offset : 4; 208 u_int8_t actv_period; /* current sync period */ 209 u_int8_t goal_period; /* goal sync period */ 210 u_int8_t nvrm_period; /* nvram sync period */ 211 u_int16_t actv_flags; /* current device flags */ 212 u_int16_t goal_flags; /* goal device flags */ 213 u_int16_t nvrm_flags; /* nvram device flags */ 214 } isp_devparam[MAX_TARGETS]; 215 } sdparam; 216 217 /* 218 * Device Flags 219 */ 220 #define DPARM_DISC 0x8000 221 #define DPARM_PARITY 0x4000 222 #define DPARM_WIDE 0x2000 223 #define DPARM_SYNC 0x1000 224 #define DPARM_TQING 0x0800 225 #define DPARM_ARQ 0x0400 226 #define DPARM_QFRZ 0x0200 227 #define DPARM_RENEG 0x0100 228 #define DPARM_NARROW 0x0080 229 #define DPARM_ASYNC 0x0040 230 #define DPARM_PPR 0x0020 231 #define DPARM_DEFAULT (0xFF00 & ~DPARM_QFRZ) 232 #define DPARM_SAFE_DFLT (DPARM_DEFAULT & ~(DPARM_WIDE|DPARM_SYNC|DPARM_TQING)) 233 234 235 /* technically, not really correct, as they need to be rated based upon clock */ 236 #define ISP_80M_SYNCPARMS 0x0c09 237 #define ISP_40M_SYNCPARMS 0x0c0a 238 #define ISP_20M_SYNCPARMS 0x0c0c 239 #define ISP_20M_SYNCPARMS_1040 0x080c 240 #define ISP_10M_SYNCPARMS 0x0c19 241 #define ISP_08M_SYNCPARMS 0x0c25 242 #define ISP_05M_SYNCPARMS 0x0c32 243 #define ISP_04M_SYNCPARMS 0x0c41 244 245 /* 246 * Fibre Channel Specifics 247 */ 248 #define FL_PORT_ID 0x7e /* FL_Port Special ID */ 249 #define FC_PORT_ID 0x7f /* Fabric Controller Special ID */ 250 #define FC_SNS_ID 0x80 /* SNS Server Special ID */ 251 252 /* #define ISP_USE_GA_NXT 1 */ /* Use GA_NXT with switches */ 253 #ifndef GA_NXT_MAX 254 #define GA_NXT_MAX 256 255 #endif 256 257 typedef struct { 258 u_int32_t isp_fwoptions : 16, 259 isp_gbspeed : 2, 260 isp_iid_set : 1, 261 loop_seen_once : 1, 262 isp_loopstate : 4, /* Current Loop State */ 263 isp_fwstate : 3, /* ISP F/W state */ 264 isp_gotdparms : 1, 265 isp_topo : 3, 266 isp_onfabric : 1; 267 u_int8_t isp_iid; /* 'initiator' id */ 268 u_int8_t isp_loopid; /* hard loop id */ 269 u_int8_t isp_alpa; /* ALPA */ 270 u_int32_t isp_portid; 271 volatile u_int16_t isp_lipseq; /* LIP sequence # */ 272 u_int16_t isp_fwattr; /* firmware attributes */ 273 u_int8_t isp_execthrottle; 274 u_int8_t isp_retry_delay; 275 u_int8_t isp_retry_count; 276 u_int8_t isp_reserved; 277 u_int16_t isp_maxalloc; 278 u_int16_t isp_maxfrmlen; 279 u_int64_t isp_nodewwn; 280 u_int64_t isp_portwwn; 281 /* 282 * Port Data Base. This is indexed by 'target', which is invariate. 283 * However, elements within can move around due to loop changes, 284 * so the actual loop ID passed to the F/W is in this structure. 285 * The first time the loop is seen up, loopid will match the index 286 * (except for fabric nodes which are above mapped above FC_SNS_ID 287 * and are completely virtual), but subsequent LIPs can cause things 288 * to move around. 289 */ 290 struct lportdb { 291 u_int32_t 292 port_type : 8, 293 loopid : 8, 294 fc4_type : 4, 295 last_fabric_dev : 1, 296 : 2, 297 relogin : 1, 298 force_logout : 1, 299 was_fabric_dev : 1, 300 fabric_dev : 1, 301 loggedin : 1, 302 roles : 2, 303 valid : 1; 304 u_int32_t portid; 305 u_int64_t node_wwn; 306 u_int64_t port_wwn; 307 } portdb[MAX_FC_TARG], tport[FC_PORT_ID]; 308 309 /* 310 * Scratch DMA mapped in area to fetch Port Database stuff, etc. 311 */ 312 caddr_t isp_scratch; 313 isp_dma_addr_t isp_scdma; 314 #ifdef ISP_FW_CRASH_DUMP 315 u_int16_t *isp_dump_data; 316 #endif 317 } fcparam; 318 319 #define FW_CONFIG_WAIT 0 320 #define FW_WAIT_AL_PA 1 321 #define FW_WAIT_LOGIN 2 322 #define FW_READY 3 323 #define FW_LOSS_OF_SYNC 4 324 #define FW_ERROR 5 325 #define FW_REINIT 6 326 #define FW_NON_PART 7 327 328 #define LOOP_NIL 0 329 #define LOOP_LIP_RCVD 1 330 #define LOOP_PDB_RCVD 2 331 #define LOOP_SCANNING_FABRIC 3 332 #define LOOP_FSCAN_DONE 4 333 #define LOOP_SCANNING_LOOP 5 334 #define LOOP_LSCAN_DONE 6 335 #define LOOP_SYNCING_PDB 7 336 #define LOOP_READY 8 337 338 #define TOPO_NL_PORT 0 339 #define TOPO_FL_PORT 1 340 #define TOPO_N_PORT 2 341 #define TOPO_F_PORT 3 342 #define TOPO_PTP_STUB 4 343 344 /* 345 * Soft Structure per host adapter 346 */ 347 typedef struct ispsoftc { 348 /* 349 * Platform (OS) specific data 350 */ 351 struct isposinfo isp_osinfo; 352 353 /* 354 * Pointer to bus specific functions and data 355 */ 356 struct ispmdvec * isp_mdvec; 357 358 /* 359 * (Mostly) nonvolatile state. Board specific parameters 360 * may contain some volatile state (e.g., current loop state). 361 */ 362 363 void * isp_param; /* type specific */ 364 u_int16_t isp_fwrev[3]; /* Loaded F/W revision */ 365 u_int16_t isp_romfw_rev[3]; /* PROM F/W revision */ 366 u_int16_t isp_maxcmds; /* max possible I/O cmds */ 367 u_int8_t isp_type; /* HBA Chip Type */ 368 u_int8_t isp_revision; /* HBA Chip H/W Revision */ 369 u_int32_t isp_maxluns; /* maximum luns supported */ 370 371 u_int32_t isp_clock : 8, /* input clock */ 372 : 4, 373 isp_port : 1, /* 23XX only */ 374 isp_failed : 1, /* board failed */ 375 isp_open : 1, /* opened (ioctl) */ 376 isp_touched : 1, /* board ever seen? */ 377 isp_bustype : 1, /* SBus or PCI */ 378 isp_loaded_fw : 1, /* loaded firmware */ 379 isp_role : 2, /* roles supported */ 380 isp_dblev : 12; /* debug log mask */ 381 382 u_int32_t isp_confopts; /* config options */ 383 384 u_int16_t isp_rqstinrp; /* register for REQINP */ 385 u_int16_t isp_rqstoutrp; /* register for REQOUTP */ 386 u_int16_t isp_respinrp; /* register for RESINP */ 387 u_int16_t isp_respoutrp; /* register for RESOUTP */ 388 389 /* 390 * Instrumentation 391 */ 392 u_int64_t isp_intcnt; /* total int count */ 393 u_int64_t isp_intbogus; /* spurious int count */ 394 u_int64_t isp_intmboxc; /* mbox completions */ 395 u_int64_t isp_intoasync; /* other async */ 396 u_int64_t isp_rsltccmplt; /* CMDs on result q */ 397 u_int64_t isp_fphccmplt; /* CMDs via fastpost */ 398 u_int16_t isp_rscchiwater; 399 u_int16_t isp_fpcchiwater; 400 401 /* 402 * Volatile state 403 */ 404 405 volatile u_int32_t 406 isp_obits : 8, /* mailbox command output */ 407 isp_mboxbsy : 1, /* mailbox command active */ 408 isp_state : 3, 409 isp_sendmarker : 2, /* send a marker entry */ 410 isp_update : 2, /* update parameters */ 411 isp_nactive : 16; /* how many commands active */ 412 volatile u_int16_t isp_reqodx; /* index of last ISP pickup */ 413 volatile u_int16_t isp_reqidx; /* index of next request */ 414 volatile u_int16_t isp_residx; /* index of next result */ 415 volatile u_int16_t isp_resodx; /* index of next result */ 416 volatile u_int16_t isp_rspbsy; 417 volatile u_int16_t isp_lasthdls; /* last handle seed */ 418 volatile u_int16_t isp_mboxtmp[MAX_MAILBOX]; 419 volatile u_int16_t isp_lastmbxcmd; /* last mbox command sent */ 420 volatile u_int16_t isp_mbxwrk0; 421 volatile u_int16_t isp_mbxwrk1; 422 volatile u_int16_t isp_mbxwrk2; 423 void * isp_mbxworkp; 424 425 /* 426 * Active commands are stored here, indexed by handle functions. 427 */ 428 XS_T **isp_xflist; 429 430 /* 431 * request/result queue pointers and dma handles for them. 432 */ 433 caddr_t isp_rquest; 434 caddr_t isp_result; 435 isp_dma_addr_t isp_rquest_dma; 436 isp_dma_addr_t isp_result_dma; 437 } ispsoftc_t; 438 439 #define SDPARAM(isp) ((sdparam *) (isp)->isp_param) 440 #define FCPARAM(isp) ((fcparam *) (isp)->isp_param) 441 442 /* 443 * ISP Driver Run States 444 */ 445 #define ISP_NILSTATE 0 446 #define ISP_RESETSTATE 1 447 #define ISP_INITSTATE 2 448 #define ISP_RUNSTATE 3 449 450 /* 451 * ISP Configuration Options 452 */ 453 #define ISP_CFG_NORELOAD 0x80 /* don't download f/w */ 454 #define ISP_CFG_NONVRAM 0x40 /* ignore NVRAM */ 455 #define ISP_CFG_TWOGB 0x20 /* force 2GB connection (23XX only) */ 456 #define ISP_CFG_ONEGB 0x10 /* force 1GB connection (23XX only) */ 457 #define ISP_CFG_FULL_DUPLEX 0x01 /* Full Duplex (Fibre Channel only) */ 458 #define ISP_CFG_PORT_PREF 0x0C /* Mask for Port Prefs (2200 only) */ 459 #define ISP_CFG_LPORT 0x00 /* prefer {N/F}L-Port connection */ 460 #define ISP_CFG_NPORT 0x04 /* prefer {N/F}-Port connection */ 461 #define ISP_CFG_NPORT_ONLY 0x08 /* insist on {N/F}-Port connection */ 462 #define ISP_CFG_LPORT_ONLY 0x0C /* insist on {N/F}L-Port connection */ 463 #define ISP_CFG_OWNWWPN 0x100 /* override NVRAM wwpn */ 464 #define ISP_CFG_OWNWWNN 0x200 /* override NVRAM wwnn */ 465 #define ISP_CFG_OWNFSZ 0x400 /* override NVRAM frame size */ 466 #define ISP_CFG_OWNLOOPID 0x800 /* override NVRAM loopid */ 467 #define ISP_CFG_OWNEXCTHROTTLE 0x1000 /* override NVRAM execution throttle */ 468 469 /* 470 * Prior to calling isp_reset for the first time, the outer layer 471 * should set isp_role to one of NONE, INITIATOR, TARGET, BOTH. 472 * 473 * If you set ISP_ROLE_NONE, the cards will be reset, new firmware loaded, 474 * NVRAM read, and defaults set, but any further initialization (e.g. 475 * INITIALIZE CONTROL BLOCK commands for 2X00 cards) won't be done. 476 * 477 * If INITIATOR MODE isn't set, attempts to run commands will be stopped 478 * at isp_start and completed with the moral equivalent of SELECTION TIMEOUT. 479 * 480 * If TARGET MODE is set, it doesn't mean that the rest of target mode support 481 * needs to be enabled, or will even work. What happens with the 2X00 cards 482 * here is that if you have enabled it with TARGET MODE as part of the ICB 483 * options, but you haven't given the f/w any ram resources for ATIOs or 484 * Immediate Notifies, the f/w just handles what it can and you never see 485 * anything. Basically, it sends a single byte of data (the first byte, 486 * which you can set as part of the INITIALIZE CONTROL BLOCK command) for 487 * INQUIRY, and sends back QUEUE FULL status for any other command. 488 * 489 */ 490 #define ISP_ROLE_NONE 0x0 491 #define ISP_ROLE_INITIATOR 0x1 492 #define ISP_ROLE_TARGET 0x2 493 #define ISP_ROLE_BOTH (ISP_ROLE_TARGET|ISP_ROLE_INITIATOR) 494 #define ISP_ROLE_EITHER ISP_ROLE_BOTH 495 #ifndef ISP_DEFAULT_ROLES 496 #define ISP_DEFAULT_ROLES ISP_ROLE_INITIATOR 497 #endif 498 499 500 /* 501 * Firmware related defines 502 */ 503 #define ISP_CODE_ORG 0x1000 /* default f/w code start */ 504 #define ISP_CODE_ORG_2300 0x0800 /* ..except for 2300s */ 505 #define ISP_FW_REV(maj, min, mic) ((maj << 24) | (min << 16) | mic) 506 #define ISP_FW_MAJOR(code) ((code >> 24) & 0xff) 507 #define ISP_FW_MINOR(code) ((code >> 16) & 0xff) 508 #define ISP_FW_MICRO(code) ((code >> 8) & 0xff) 509 #define ISP_FW_REVX(xp) ((xp[0]<<24) | (xp[1] << 16) | xp[2]) 510 #define ISP_FW_MAJORX(xp) (xp[0]) 511 #define ISP_FW_MINORX(xp) (xp[1]) 512 #define ISP_FW_MICROX(xp) (xp[2]) 513 #define ISP_FW_NEWER_THAN(i, major, minor, micro) \ 514 (ISP_FW_REVX((i)->isp_fwrev) > ISP_FW_REV(major, minor, micro)) 515 516 /* 517 * Bus (implementation) types 518 */ 519 #define ISP_BT_PCI 0 /* PCI Implementations */ 520 #define ISP_BT_SBUS 1 /* SBus Implementations */ 521 522 /* 523 * If we have not otherwise defined SBus support away make sure 524 * it is defined here such that the code is included as default 525 */ 526 #ifndef ISP_SBUS_SUPPORTED 527 #define ISP_SBUS_SUPPORTED 1 528 #endif 529 530 /* 531 * Chip Types 532 */ 533 #define ISP_HA_SCSI 0xf 534 #define ISP_HA_SCSI_UNKNOWN 0x1 535 #define ISP_HA_SCSI_1020 0x2 536 #define ISP_HA_SCSI_1020A 0x3 537 #define ISP_HA_SCSI_1040 0x4 538 #define ISP_HA_SCSI_1040A 0x5 539 #define ISP_HA_SCSI_1040B 0x6 540 #define ISP_HA_SCSI_1040C 0x7 541 #define ISP_HA_SCSI_1240 0x8 542 #define ISP_HA_SCSI_1080 0x9 543 #define ISP_HA_SCSI_1280 0xa 544 #define ISP_HA_SCSI_10160 0xb 545 #define ISP_HA_SCSI_12160 0xc 546 #define ISP_HA_FC 0xf0 547 #define ISP_HA_FC_2100 0x10 548 #define ISP_HA_FC_2200 0x20 549 #define ISP_HA_FC_2300 0x30 550 #define ISP_HA_FC_2312 0x40 551 552 #define IS_SCSI(isp) (isp->isp_type & ISP_HA_SCSI) 553 #define IS_1240(isp) (isp->isp_type == ISP_HA_SCSI_1240) 554 #define IS_1080(isp) (isp->isp_type == ISP_HA_SCSI_1080) 555 #define IS_1280(isp) (isp->isp_type == ISP_HA_SCSI_1280) 556 #define IS_10160(isp) (isp->isp_type == ISP_HA_SCSI_10160) 557 #define IS_12160(isp) (isp->isp_type == ISP_HA_SCSI_12160) 558 559 #define IS_12X0(isp) (IS_1240(isp) || IS_1280(isp)) 560 #define IS_1X160(isp) (IS_10160(isp) || IS_12160(isp)) 561 #define IS_DUALBUS(isp) (IS_12X0(isp) || IS_12160(isp)) 562 #define IS_ULTRA2(isp) (IS_1080(isp) || IS_1280(isp) || IS_1X160(isp)) 563 #define IS_ULTRA3(isp) (IS_1X160(isp)) 564 565 #define IS_FC(isp) ((isp)->isp_type & ISP_HA_FC) 566 #define IS_2100(isp) ((isp)->isp_type == ISP_HA_FC_2100) 567 #define IS_2200(isp) ((isp)->isp_type == ISP_HA_FC_2200) 568 #define IS_23XX(isp) ((isp)->isp_type >= ISP_HA_FC_2300) 569 #define IS_2300(isp) ((isp)->isp_type == ISP_HA_FC_2300) 570 #define IS_2312(isp) ((isp)->isp_type == ISP_HA_FC_2312) 571 572 /* 573 * DMA cookie macros 574 */ 575 #ifdef ISP_DAC_SUPPORTRED 576 #define DMA_WD3(x) (((x) >> 48) & 0xffff) 577 #define DMA_WD2(x) (((x) >> 32) & 0xffff) 578 #else 579 #define DMA_WD3(x) 0 580 #define DMA_WD2(x) 0 581 #endif 582 #define DMA_WD1(x) (((x) >> 16) & 0xffff) 583 #define DMA_WD0(x) (((x) & 0xffff)) 584 585 /* 586 * Core System Function Prototypes 587 */ 588 589 /* 590 * Reset Hardware. Totally. Assumes that you'll follow this with 591 * a call to isp_init. 592 */ 593 void isp_reset(struct ispsoftc *); 594 595 /* 596 * Initialize Hardware to known state 597 */ 598 void isp_init(struct ispsoftc *); 599 600 /* 601 * Reset the ISP and call completion for any orphaned commands. 602 */ 603 void isp_reinit(struct ispsoftc *); 604 605 #ifdef ISP_FW_CRASH_DUMP 606 /* 607 * Dump firmware entry point. 608 */ 609 void isp_fw_dump(struct ispsoftc *isp); 610 #endif 611 612 /* 613 * Internal Interrupt Service Routine 614 * 615 * The outer layers do the spade work to get the appropriate status register, 616 * semaphore register and first mailbox register (if appropriate). This also 617 * means that most spurious/bogus interrupts not for us can be filtered first. 618 */ 619 void isp_intr(struct ispsoftc *, u_int16_t, u_int16_t, u_int16_t); 620 621 622 /* 623 * Command Entry Point- Platform Dependent layers call into this 624 */ 625 int isp_start(XS_T *); 626 /* these values are what isp_start returns */ 627 #define CMD_COMPLETE 101 /* command completed */ 628 #define CMD_EAGAIN 102 /* busy- maybe retry later */ 629 #define CMD_QUEUED 103 /* command has been queued for execution */ 630 #define CMD_RQLATER 104 /* requeue this command later */ 631 632 /* 633 * Command Completion Point- Core layers call out from this with completed cmds 634 */ 635 void isp_done(XS_T *); 636 637 /* 638 * Platform Dependent to External to Internal Control Function 639 * 640 * Assumes locks are held on entry. You should note that with many of 641 * these commands and locks may be released while this is occurring. 642 * 643 * A few notes about some of these functions: 644 * 645 * ISPCTL_FCLINK_TEST tests to make sure we have good fibre channel link. 646 * The argument is a pointer to an integer which is the time, in microseconds, 647 * we should wait to see whether we have good link. This test, if successful, 648 * lets us know our connection topology and our Loop ID/AL_PA and so on. 649 * You can't get anywhere without this. 650 * 651 * ISPCTL_SCAN_FABRIC queries the name server (if we're on a fabric) for 652 * all entities using the FC Generic Services subcommand GET ALL NEXT. 653 * For each found entity, an ISPASYNC_FABRICDEV event is generated (see 654 * below). 655 * 656 * ISPCTL_SCAN_LOOP does a local loop scan. This is only done if the connection 657 * topology is NL or FL port (private or public loop). Since the Qlogic f/w 658 * 'automatically' manages local loop connections, this function essentially 659 * notes the arrival, departure, and possible shuffling around of local loop 660 * entities. Thus for each arrival and departure this generates an isp_async 661 * event of ISPASYNC_PROMENADE (see below). 662 * 663 * ISPCTL_PDB_SYNC is somewhat misnamed. It actually is the final step, in 664 * order, of ISPCTL_FCLINK_TEST, ISPCTL_SCAN_FABRIC, and ISPCTL_SCAN_LOOP. 665 * The main purpose of ISPCTL_PDB_SYNC is to complete management of logging 666 * and logging out of fabric devices (if one is on a fabric) and then marking 667 * the 'loop state' as being ready to now be used for sending commands to 668 * devices. Originally fabric name server and local loop scanning were 669 * part of this function. It's now been separated to allow for finer control. 670 */ 671 typedef enum { 672 ISPCTL_RESET_BUS, /* Reset Bus */ 673 ISPCTL_RESET_DEV, /* Reset Device */ 674 ISPCTL_ABORT_CMD, /* Abort Command */ 675 ISPCTL_UPDATE_PARAMS, /* Update Operating Parameters (SCSI) */ 676 ISPCTL_FCLINK_TEST, /* Test FC Link Status */ 677 ISPCTL_SCAN_FABRIC, /* (Re)scan Fabric Name Server */ 678 ISPCTL_SCAN_LOOP, /* (Re)scan Local Loop */ 679 ISPCTL_PDB_SYNC, /* Synchronize Port Database */ 680 ISPCTL_SEND_LIP, /* Send a LIP */ 681 ISPCTL_GET_POSMAP, /* Get FC-AL position map */ 682 ISPCTL_RUN_MBOXCMD, /* run a mailbox command */ 683 ISPCTL_TOGGLE_TMODE /* toggle target mode */ 684 } ispctl_t; 685 int isp_control(struct ispsoftc *, ispctl_t, void *); 686 687 688 /* 689 * Platform Dependent to Internal to External Control Function 690 * (each platform must provide such a function) 691 * 692 * Assumes locks are held. 693 * 694 * A few notes about some of these functions: 695 * 696 * ISPASYNC_CHANGE_NOTIFY notifies the outer layer that a change has 697 * occurred that invalidates the list of fabric devices known and/or 698 * the list of known loop devices. The argument passed is a pointer 699 * whose values are defined below (local loop change, name server 700 * change, other). 'Other' may simply be a LIP, or a change in 701 * connection topology. 702 * 703 * ISPASYNC_FABRIC_DEV announces the next element in a list of 704 * fabric device names we're getting out of the name server. The 705 * argument points to a GET ALL NEXT response structure. The list 706 * is known to terminate with an entry that refers to ourselves. 707 * One of the main purposes of this function is to allow outer 708 * layers, which are OS dependent, to set policy as to which fabric 709 * devices might actually be logged into (and made visible) later 710 * at ISPCTL_PDB_SYNC time. Since there's a finite number of fabric 711 * devices that we can log into (256 less 3 'reserved' for F-port 712 * topologies), and fabrics can grow up to 8 million or so entries 713 * (24 bits of Port Address, less a wad of reserved spaces), clearly 714 * we had better let the OS determine login policy. 715 * 716 * ISPASYNC_PROMENADE has an argument that is a pointer to an integer which 717 * is an index into the portdb in the softc ('target'). Whether that entry's 718 * valid tag is set or not says whether something has arrived or departed. 719 * The name refers to a favorite pastime of many city dwellers- watching 720 * people come and go, talking of Michaelangelo, and so on.. 721 * 722 * ISPASYNC_UNHANDLED_RESPONSE gives outer layers a chance to parse a 723 * response queue entry not otherwise handled. The outer layer should 724 * return non-zero if it handled it. The 'arg' points to an unmassaged 725 * response queue entry. 726 */ 727 728 typedef enum { 729 ISPASYNC_NEW_TGT_PARAMS, /* New Target Parameters Negotiated */ 730 ISPASYNC_BUS_RESET, /* Bus Was Reset */ 731 ISPASYNC_LOOP_DOWN, /* FC Loop Down */ 732 ISPASYNC_LOOP_UP, /* FC Loop Up */ 733 ISPASYNC_LIP, /* LIP Received */ 734 ISPASYNC_LOOP_RESET, /* Loop Reset Received */ 735 ISPASYNC_CHANGE_NOTIFY, /* FC Change Notification */ 736 ISPASYNC_FABRIC_DEV, /* FC Fabric Device Arrival */ 737 ISPASYNC_PROMENADE, /* FC Objects coming && going */ 738 ISPASYNC_TARGET_MESSAGE, /* target message */ 739 ISPASYNC_TARGET_EVENT, /* target asynchronous event */ 740 ISPASYNC_TARGET_ACTION, /* other target command action */ 741 ISPASYNC_CONF_CHANGE, /* Platform Configuration Change */ 742 ISPASYNC_UNHANDLED_RESPONSE, /* Unhandled Response Entry */ 743 ISPASYNC_FW_CRASH, /* Firmware has crashed */ 744 ISPASYNC_FW_DUMPED, /* Firmware crashdump taken */ 745 ISPASYNC_FW_RESTARTED /* Firmware has been restarted */ 746 } ispasync_t; 747 int isp_async(struct ispsoftc *, ispasync_t, void *); 748 749 #define ISPASYNC_CHANGE_PDB ((void *) 0) 750 #define ISPASYNC_CHANGE_SNS ((void *) 1) 751 #define ISPASYNC_CHANGE_OTHER ((void *) 2) 752 753 /* 754 * Platform Dependent Error and Debug Printout 755 */ 756 #ifdef __GNUC__ 757 void isp_prt(struct ispsoftc *, int level, const char *, ...) 758 __attribute__((__format__(__printf__,3,4))); 759 #else 760 void isp_prt(struct ispsoftc *, int level, const char *, ...); 761 #endif 762 763 #define ISP_LOGALL 0x0 /* log always */ 764 #define ISP_LOGCONFIG 0x1 /* log configuration messages */ 765 #define ISP_LOGINFO 0x2 /* log informational messages */ 766 #define ISP_LOGWARN 0x4 /* log warning messages */ 767 #define ISP_LOGERR 0x8 /* log error messages */ 768 #define ISP_LOGDEBUG0 0x10 /* log simple debug messages */ 769 #define ISP_LOGDEBUG1 0x20 /* log intermediate debug messages */ 770 #define ISP_LOGDEBUG2 0x40 /* log most debug messages */ 771 #define ISP_LOGDEBUG3 0x80 /* log high frequency debug messages */ 772 #define ISP_LOGDEBUG4 0x100 /* log high frequency debug messages */ 773 #define ISP_LOGTDEBUG0 0x200 /* log simple debug messages (target mode) */ 774 #define ISP_LOGTDEBUG1 0x400 /* log intermediate debug messages (target) */ 775 #define ISP_LOGTDEBUG2 0x800 /* log all debug messages (target) */ 776 777 /* 778 * Each Platform provides it's own isposinfo substructure of the ispsoftc 779 * defined above. 780 * 781 * Each platform must also provide the following macros/defines: 782 * 783 * 784 * INLINE - platform specific define for 'inline' functions 785 * 786 * ISP_DAC_SUPPORTED - Is DAC (Dual Address Cycle) is supported? 787 * Basically means whether or not DMA for PCI 788 * PCI cards (Ultra2 or better or FC) works 789 * above 4GB. 790 * 791 * ISP2100_SCRLEN - length for the Fibre Channel scratch DMA area 792 * 793 * MEMZERO(dst, src) platform zeroing function 794 * MEMCPY(dst, src, count) platform copying function 795 * SNPRINTF(buf, bufsize, fmt, ...) snprintf 796 * USEC_DELAY(usecs) microsecond spindelay function 797 * USEC_SLEEP(isp, usecs) microsecond sleep function 798 * 799 * NANOTIME_T nanosecond time type 800 * 801 * GET_NANOTIME(NANOTIME_T *) get current nanotime. 802 * 803 * GET_NANOSEC(NANOTIME_T *) get u_int64_t from NANOTIME_T 804 * 805 * NANOTIME_SUB(NANOTIME_T *, NANOTIME_T *) 806 * subtract two NANOTIME_T values 807 * 808 * 809 * MAXISPREQUEST(struct ispsoftc *) maximum request queue size 810 * for this particular board type 811 * 812 * MEMORYBARRIER(struct ispsoftc *, barrier_type, offset, size) 813 * 814 * Function/Macro the provides memory synchronization on 815 * various objects so that the ISP's and the system's view 816 * of the same object is consistent. 817 * 818 * MBOX_ACQUIRE(struct ispsoftc *) acquire lock on mailbox regs 819 * MBOX_WAIT_COMPLETE(struct ispsoftc *) wait for mailbox cmd to be done 820 * MBOX_NOTIFY_COMPLETE(struct ispsoftc *) notification of mbox cmd donee 821 * MBOX_RELEASE(struct ispsoftc *) release lock on mailbox regs 822 * 823 * FC_SCRATCH_ACQUIRE(struct ispsoftc *) acquire lock on FC scratch area 824 * FC_SCRATCH_RELEASE(struct ispsoftc *) acquire lock on FC scratch area 825 * 826 * SCSI_GOOD SCSI 'Good' Status 827 * SCSI_CHECK SCSI 'Check Condition' Status 828 * SCSI_BUSY SCSI 'Busy' Status 829 * SCSI_QFULL SCSI 'Queue Full' Status 830 * 831 * XS_T Platform SCSI transaction type (i.e., command for HBA) 832 * XS_ISP(xs) gets an instance out of an XS_T 833 * XS_CHANNEL(xs) gets the channel (bus # for DUALBUS cards) "" 834 * XS_TGT(xs) gets the target "" 835 * XS_LUN(xs) gets the lun "" 836 * XS_CDBP(xs) gets a pointer to the scsi CDB "" 837 * XS_CDBLEN(xs) gets the CDB's length "" 838 * XS_XFRLEN(xs) gets the associated data transfer length "" 839 * XS_TIME(xs) gets the time (in milliseconds) for this command 840 * XS_RESID(xs) gets the current residual count 841 * XS_STSP(xs) gets a pointer to the SCSI status byte "" 842 * XS_SNSP(xs) gets a pointer to the associate sense data 843 * XS_SNSLEN(xs) gets the length of sense data storage 844 * XS_SNSKEY(xs) dereferences XS_SNSP to get the current stored Sense Key 845 * XS_TAG_P(xs) predicate of whether this command should be tagged 846 * XS_TAG_TYPE(xs) which type of tag to use 847 * XS_SETERR(xs) set error state 848 * 849 * HBA_NOERROR command has no erros 850 * HBA_BOTCH hba botched something 851 * HBA_CMDTIMEOUT command timed out 852 * HBA_SELTIMEOUT selection timed out (also port logouts for FC) 853 * HBA_TGTBSY target returned a BUSY status 854 * HBA_BUSRESET bus reset destroyed command 855 * HBA_ABORTED command was aborted (by request) 856 * HBA_DATAOVR a data overrun was detected 857 * HBA_ARQFAIL Automatic Request Sense failed 858 * 859 * XS_ERR(xs) return current error state 860 * XS_NOERR(xs) there is no error currently set 861 * XS_INITERR(xs) initialize error state 862 * 863 * XS_SAVE_SENSE(xs, sp) save sense data 864 * 865 * XS_SET_STATE_STAT(isp, sp, xs) platform dependent interpreter of 866 * response queue entry status bits 867 * 868 * 869 * DEFAULT_IID(struct ispsoftc *) Default SCSI initiator ID 870 * DEFAULT_LOOPID(struct ispsoftc *) Default FC Loop ID 871 * DEFAULT_NODEWWN(struct ispsoftc *) Default Node WWN 872 * DEFAULT_PORTWWN(struct ispsoftc *) Default Port WWN 873 * DEFAULT_FRAMESIZE(struct ispsoftc *) Default Frame Size 874 * DEFAULT_EXEC_THROTTLE(struct ispsoftc *) Default Execution Throttle 875 * These establish reasonable defaults for each platform. 876 * These must be available independent of card NVRAM and are 877 * to be used should NVRAM not be readable. 878 * 879 * ISP_NODEWWN(struct ispsoftc *) FC Node WWN to use 880 * ISP_PORTWWN(struct ispsoftc *) FC Port WWN to use 881 * 882 * These are to be used after NVRAM is read. The tags 883 * in fcparam.isp_{node,port}wwn reflect the values 884 * read from NVRAM (possibly corrected for card botches). 885 * Each platform can take that information and override 886 * it or ignore and return the Node and Port WWNs to be 887 * used when sending the Qlogic f/w the Initialization Control 888 * Block. 889 * 890 * (XXX these do endian specific transformations- in transition XXX) 891 * 892 * ISP_IOXPUT_8(struct ispsoftc *, u_int8_t srcval, u_int8_t *dstptr) 893 * ISP_IOXPUT_16(struct ispsoftc *, u_int16_t srcval, u_int16_t *dstptr) 894 * ISP_IOXPUT_32(struct ispsoftc *, u_int32_t srcval, u_int32_t *dstptr) 895 * 896 * ISP_IOXGET_8(struct ispsoftc *, u_int8_t *srcptr, u_int8_t dstrval) 897 * ISP_IOXGET_16(struct ispsoftc *, u_int16_t *srcptr, u_int16_t dstrval) 898 * ISP_IOXGET_32(struct ispsoftc *, u_int32_t *srcptr, u_int32_t dstrval) 899 * 900 * ISP_SWIZZLE_NVRAM_WORD(struct ispsoftc *, u_int16_t *) 901 */ 902 903 #endif /* _ISPVAR_H */ 904