1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2009-2020 Alexander Motin <mav@FreeBSD.org> 5 * Copyright (c) 1997-2009 by Matthew Jacob 6 * All rights reserved. 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 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY 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 AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR 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 * Soft Definitions for Qlogic ISP SCSI adapters. 33 */ 34 35 #ifndef _ISPVAR_H 36 #define _ISPVAR_H 37 38 #if defined(__NetBSD__) || defined(__OpenBSD__) 39 #include <dev/ic/isp_stds.h> 40 #include <dev/ic/ispmbox.h> 41 #endif 42 #ifdef __FreeBSD__ 43 #include <dev/isp/isp_stds.h> 44 #include <dev/isp/ispmbox.h> 45 #endif 46 #ifdef __linux__ 47 #include "isp_stds.h" 48 #include "ispmbox.h" 49 #endif 50 #ifdef __svr4__ 51 #include "isp_stds.h" 52 #include "ispmbox.h" 53 #endif 54 55 #define ISP_CORE_VERSION_MAJOR 7 56 #define ISP_CORE_VERSION_MINOR 0 57 58 /* 59 * Vector for bus specific code to provide specific services. 60 */ 61 typedef struct ispsoftc ispsoftc_t; 62 struct ispmdvec { 63 void (*dv_run_isr) (ispsoftc_t *); 64 uint32_t (*dv_rd_reg) (ispsoftc_t *, int); 65 void (*dv_wr_reg) (ispsoftc_t *, int, uint32_t); 66 int (*dv_mbxdma) (ispsoftc_t *); 67 int (*dv_send_cmd) (ispsoftc_t *, void *, void *, uint32_t); 68 int (*dv_irqsetup) (ispsoftc_t *); 69 void (*dv_dregs) (ispsoftc_t *, const char *); 70 const void * dv_ispfw; /* ptr to f/w of ispfw(4)*/ 71 }; 72 73 /* 74 * Overall parameters 75 */ 76 #define MAX_TARGETS 16 77 #ifndef MAX_FC_TARG 78 #define MAX_FC_TARG 1024 79 #endif 80 #define ISP_MAX_TARGETS(isp) MAX_FC_TARG 81 #define ISP_MAX_IRQS 3 82 83 /* 84 * Macros to access ISP registers through bus specific layers- 85 * mostly wrappers to vector through the mdvec structure. 86 */ 87 #define ISP_RUN_ISR(isp) \ 88 (*(isp)->isp_mdvec->dv_run_isr)(isp) 89 90 #define ISP_READ(isp, reg) \ 91 (*(isp)->isp_mdvec->dv_rd_reg)((isp), (reg)) 92 93 #define ISP_WRITE(isp, reg, val) \ 94 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), (val)) 95 96 #define ISP_MBOXDMASETUP(isp) \ 97 (*(isp)->isp_mdvec->dv_mbxdma)((isp)) 98 99 #define ISP_SEND_CMD(isp, qe, segp, nseg) \ 100 (*(isp)->isp_mdvec->dv_send_cmd)((isp), (qe), (segp), (nseg)) 101 102 #define ISP_IRQSETUP(isp) \ 103 (((isp)->isp_mdvec->dv_irqsetup) ? (*(isp)->isp_mdvec->dv_irqsetup)(isp) : 0) 104 #define ISP_DUMPREGS(isp, m) \ 105 if ((isp)->isp_mdvec->dv_dregs) (*(isp)->isp_mdvec->dv_dregs)((isp),(m)) 106 107 #define ISP_SETBITS(isp, reg, val) \ 108 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) | (val)) 109 110 #define ISP_CLRBITS(isp, reg, val) \ 111 (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) & ~(val)) 112 113 /* 114 * The MEMORYBARRIER macro is defined per platform (to provide synchronization 115 * on Request and Response Queues, Scratch DMA areas, and Registers) 116 * 117 * Defined Memory Barrier Synchronization Types 118 */ 119 #define SYNC_REQUEST 0 /* request queue synchronization */ 120 #define SYNC_RESULT 1 /* result queue synchronization */ 121 #define SYNC_SFORDEV 2 /* scratch, sync for ISP */ 122 #define SYNC_SFORCPU 3 /* scratch, sync for CPU */ 123 #define SYNC_REG 4 /* for registers */ 124 #define SYNC_ATIOQ 5 /* atio result queue (24xx) */ 125 #define SYNC_IFORDEV 6 /* synchrounous IOCB, sync for ISP */ 126 #define SYNC_IFORCPU 7 /* synchrounous IOCB, sync for CPU */ 127 128 /* 129 * Request/Response Queue defines and macros. 130 */ 131 /* This is the size of a queue entry (request and response) */ 132 #define QENTRY_LEN 64 133 /* 134 * Hardware requires queue lengths of at least 8 elements. Driver requires 135 * lengths to be a power of two, and request queue of at least 256 elements. 136 */ 137 #define RQUEST_QUEUE_LEN(x) 8192 138 #define RESULT_QUEUE_LEN(x) 1024 139 #define ATIO_QUEUE_LEN(x) 1024 140 #define ISP_QUEUE_ENTRY(q, idx) (((uint8_t *)q) + ((size_t)(idx) * QENTRY_LEN)) 141 #define ISP_QUEUE_SIZE(n) ((size_t)(n) * QENTRY_LEN) 142 #define ISP_NXT_QENTRY(idx, qlen) (((idx) + 1) & ((qlen)-1)) 143 #define ISP_QFREE(in, out, qlen) ((out - in - 1) & ((qlen) - 1)) 144 #define ISP_QAVAIL(isp) \ 145 ISP_QFREE(isp->isp_reqidx, isp->isp_reqodx, RQUEST_QUEUE_LEN(isp)) 146 147 #define ISP_ADD_REQUEST(isp, nxti) \ 148 MEMORYBARRIER(isp, SYNC_REQUEST, isp->isp_reqidx, QENTRY_LEN, -1); \ 149 ISP_WRITE(isp, BIU2400_REQINP, nxti); \ 150 isp->isp_reqidx = nxti 151 152 #define ISP_SYNC_REQUEST(isp) \ 153 MEMORYBARRIER(isp, SYNC_REQUEST, isp->isp_reqidx, QENTRY_LEN, -1); \ 154 isp->isp_reqidx = ISP_NXT_QENTRY(isp->isp_reqidx, RQUEST_QUEUE_LEN(isp)); \ 155 ISP_WRITE(isp, BIU2400_REQINP, isp->isp_reqidx) 156 157 /* 158 * Fibre Channel Specifics 159 */ 160 #define NPH_RESERVED 0x7F0 /* begin of reserved N-port handles */ 161 #define NPH_MGT_ID 0x7FA /* Management Server Special ID */ 162 #define NPH_SNS_ID 0x7FC /* SNS Server Special ID */ 163 #define NPH_FABRIC_CTLR 0x7FD /* Fabric Controller (0xFFFFFD) */ 164 #define NPH_FL_ID 0x7FE /* F Port Special ID (0xFFFFFE) */ 165 #define NPH_IP_BCST 0x7FF /* IP Broadcast Special ID (0xFFFFFF) */ 166 #define NPH_MAX_2K 0x800 167 168 /* 169 * "Unassigned" handle to be used internally 170 */ 171 #define NIL_HANDLE 0xffff 172 173 /* 174 * Limit for devices on an arbitrated loop. 175 */ 176 #define LOCAL_LOOP_LIM 126 177 178 /* 179 * Limit for (2K login) N-port handle amounts 180 */ 181 #define MAX_NPORT_HANDLE 2048 182 183 /* 184 * Special Constants 185 */ 186 #define INI_NONE ((uint64_t) 0) 187 #define ISP_NOCHAN 0xff 188 189 /* 190 * Special Port IDs 191 */ 192 #define MANAGEMENT_PORT_ID 0xFFFFFA 193 #define SNS_PORT_ID 0xFFFFFC 194 #define FABRIC_PORT_ID 0xFFFFFE 195 #define PORT_ANY 0xFFFFFF 196 #define PORT_NONE 0 197 #define VALID_PORT(port) (port != PORT_NONE && port != PORT_ANY) 198 #define DOMAIN_CONTROLLER_BASE 0xFFFC00 199 #define DOMAIN_CONTROLLER_END 0xFFFCFF 200 201 /* 202 * Command Handles 203 * 204 * Most QLogic initiator or target have 32 bit handles associated with them. 205 * We want to have a quick way to index back and forth between a local SCSI 206 * command context and what the firmware is passing back to us. We also 207 * want to avoid working on stale information. This structure handles both 208 * at the expense of some local memory. 209 * 210 * The handle is architected thusly: 211 * 212 * 0 means "free handle" 213 * bits 0..12 index commands 214 * bits 13..15 bits index usage 215 * bits 16..31 contain a rolling sequence 216 * 217 * 218 */ 219 typedef struct { 220 void * cmd; /* associated command context */ 221 uint32_t handle; /* handle associated with this command */ 222 } isp_hdl_t; 223 #define ISP_HANDLE_FREE 0x00000000 224 #define ISP_HANDLE_CMD_MASK 0x00003fff 225 #define ISP_HANDLE_USAGE_MASK 0x0000c000 226 #define ISP_HANDLE_USAGE_SHIFT 14 227 #define ISP_H2HT(hdl) ((hdl & ISP_HANDLE_USAGE_MASK) >> ISP_HANDLE_USAGE_SHIFT) 228 # define ISP_HANDLE_NONE 0 229 # define ISP_HANDLE_INITIATOR 1 230 # define ISP_HANDLE_TARGET 2 231 # define ISP_HANDLE_CTRL 3 232 #define ISP_HANDLE_SEQ_MASK 0xffff0000 233 #define ISP_HANDLE_SEQ_SHIFT 16 234 #define ISP_H2SEQ(hdl) ((hdl & ISP_HANDLE_SEQ_MASK) >> ISP_HANDLE_SEQ_SHIFT) 235 #define ISP_HANDLE_MAX (ISP_HANDLE_CMD_MASK + 1) 236 #define ISP_HANDLE_RESERVE 256 237 #define ISP_HANDLE_NUM(isp) ((isp)->isp_maxcmds + ISP_HANDLE_RESERVE) 238 #define ISP_VALID_HANDLE(isp, hdl) \ 239 ((ISP_H2HT(hdl) == ISP_HANDLE_INITIATOR || \ 240 ISP_H2HT(hdl) == ISP_HANDLE_TARGET || \ 241 ISP_H2HT(hdl) == ISP_HANDLE_CTRL) && \ 242 ((hdl) & ISP_HANDLE_CMD_MASK) < ISP_HANDLE_NUM(isp) && \ 243 (hdl) == ((isp)->isp_xflist[(hdl) & ISP_HANDLE_CMD_MASK].handle)) 244 245 246 /* 247 * FC Port Database entry. 248 * 249 * It has a handle that the f/w uses to address commands to a device. 250 * This handle's value may be assigned by the firmware (e.g., for local loop 251 * devices) or by the driver (e.g., for fabric devices). 252 * 253 * It has a state. If the state if VALID, that means that we've logged into 254 * the device. 255 * 256 * Local loop devices the firmware automatically performs PLOGI on for us 257 * (which is why that handle is imposed upon us). Fabric devices we assign 258 * a handle to and perform the PLOGI on. 259 * 260 * When a PORT DATABASE CHANGED asynchronous event occurs, we mark all VALID 261 * entries as PROBATIONAL. This allows us, if policy says to, just keep track 262 * of devices whose handles change but are otherwise the same device (and 263 * thus keep 'target' constant). 264 * 265 * In any case, we search all possible local loop handles. For each one that 266 * has a port database entity returned, we search for any PROBATIONAL entry 267 * that matches it and update as appropriate. Otherwise, as a new entry, we 268 * find room for it in the Port Database. We *try* and use the handle as the 269 * index to put it into the Database, but that's just an optimization. We mark 270 * the entry VALID and make sure that the target index is updated and correct. 271 * 272 * When we get done searching the local loop, we then search similarly for 273 * a list of devices we've gotten from the fabric name controller (if we're 274 * on a fabric). VALID marking is also done similarly. 275 * 276 * When all of this is done, we can march through the database and clean up 277 * any entry that is still PROBATIONAL (these represent devices which have 278 * departed). Then we're done and can resume normal operations. 279 * 280 * Negative invariants that we try and test for are: 281 * 282 * + There can never be two non-NIL entries with the same { Port, Node } WWN 283 * duples. 284 * 285 * + There can never be two non-NIL entries with the same handle. 286 */ 287 typedef struct { 288 /* 289 * This is the handle that the firmware needs in order for us to 290 * send commands to the device. For pre-24XX cards, this would be 291 * the 'loopid'. 292 */ 293 uint16_t handle; 294 295 /* 296 * PRLI word 0 contains the Establish Image Pair bit, which is 297 * important for knowing when to reset the CRN. 298 * 299 * PRLI word 3 parameters contains role as well as other things. 300 * 301 * The state is the current state of this entry. 302 * 303 * The is_target is the current state of target on this port. 304 * 305 * The is_initiator is the current state of initiator on this port. 306 * 307 * Portid is obvious, as are node && port WWNs. The new_role and 308 * new_portid is for when we are pending a change. 309 */ 310 uint16_t prli_word0; /* PRLI parameters */ 311 uint16_t prli_word3; /* PRLI parameters */ 312 uint16_t new_prli_word0; /* Incoming new PRLI parameters */ 313 uint16_t new_prli_word3; /* Incoming new PRLI parameters */ 314 uint16_t : 12, 315 probational : 1, 316 state : 3; 317 uint32_t : 6, 318 is_target : 1, 319 is_initiator : 1, 320 portid : 24; 321 uint32_t 322 : 8, 323 new_portid : 24; 324 uint64_t node_wwn; 325 uint64_t port_wwn; 326 uint32_t gone_timer; 327 } fcportdb_t; 328 329 #define FC_PORTDB_STATE_NIL 0 /* Empty DB slot */ 330 #define FC_PORTDB_STATE_DEAD 1 /* Was valid, but no more. */ 331 #define FC_PORTDB_STATE_CHANGED 2 /* Was valid, but changed. */ 332 #define FC_PORTDB_STATE_NEW 3 /* Logged in, not announced. */ 333 #define FC_PORTDB_STATE_ZOMBIE 4 /* Invalid, but announced. */ 334 #define FC_PORTDB_STATE_VALID 5 /* Valid */ 335 336 #define FC_PORTDB_TGT(isp, bus, pdb) (int)(lp - FCPARAM(isp, bus)->portdb) 337 338 /* 339 * FC card specific information 340 * 341 * This structure is replicated across multiple channels for multi-id 342 * capapble chipsets, with some entities different on a per-channel basis. 343 */ 344 345 typedef struct { 346 int isp_gbspeed; /* Connection speed */ 347 int isp_linkstate; /* Link state */ 348 int isp_fwstate; /* ISP F/W state */ 349 int isp_loopstate; /* Loop State */ 350 int isp_topo; /* Connection Type */ 351 352 uint32_t : 4, 353 fctape_enabled : 1, 354 sendmarker : 1, 355 role : 2, 356 isp_portid : 24; /* S_ID */ 357 358 uint16_t isp_fwoptions; 359 uint16_t isp_xfwoptions; 360 uint16_t isp_zfwoptions; 361 uint16_t isp_loopid; /* hard loop id */ 362 uint16_t isp_sns_hdl; /* N-port handle for SNS */ 363 uint16_t isp_lasthdl; /* only valid for channel 0 */ 364 uint16_t isp_fabric_params; 365 uint16_t isp_login_hdl; /* Logging in handle */ 366 uint8_t isp_retry_delay; 367 uint8_t isp_retry_count; 368 int isp_use_gft_id; /* Use GFT_ID */ 369 int isp_use_gff_id; /* Use GFF_ID */ 370 371 uint32_t flash_data_addr; 372 uint32_t fw_flashrev[4]; /* Flash F/W revision */ 373 uint32_t fw_ispfwrev[4]; /* ispfw(4) F/W revision */ 374 char fw_version_flash[12]; 375 char fw_version_ispfw[12]; 376 char fw_version_run[12]; 377 uint32_t fw_ability_mask; 378 uint16_t max_supported_speed; 379 380 /* 381 * FLT 382 */ 383 uint16_t flt_length; 384 uint32_t flt_region_entries; 385 uint32_t flt_region_flt; 386 uint32_t flt_region_fdt; 387 uint32_t flt_region_boot; 388 uint32_t flt_region_boot_sec; 389 uint32_t flt_region_fw; 390 uint32_t flt_region_fw_sec; 391 uint32_t flt_region_vpd_nvram; 392 uint32_t flt_region_vpd_nvram_sec; 393 uint32_t flt_region_vpd; 394 uint32_t flt_region_vpd_sec; 395 uint32_t flt_region_nvram; 396 uint32_t flt_region_nvram_sec; 397 uint32_t flt_region_npiv_conf; 398 uint32_t flt_region_gold_fw; 399 uint32_t flt_region_fcp_prio; 400 uint32_t flt_region_bootload; 401 uint32_t flt_region_img_status_pri; 402 uint32_t flt_region_img_status_sec; 403 uint32_t flt_region_aux_img_status_pri; 404 uint32_t flt_region_aux_img_status_sec; 405 406 /* 407 * Current active WWNN/WWPN 408 */ 409 uint64_t isp_wwnn; 410 uint64_t isp_wwpn; 411 412 /* 413 * NVRAM WWNN/WWPN 414 */ 415 uint64_t isp_wwnn_nvram; 416 uint64_t isp_wwpn_nvram; 417 418 /* 419 * Our Port Data Base 420 */ 421 fcportdb_t portdb[MAX_FC_TARG]; 422 423 /* 424 * Scratch DMA mapped in area to fetch Port Database stuff, etc. 425 */ 426 void * isp_scratch; 427 XS_DMA_ADDR_T isp_scdma; 428 429 uint8_t isp_scanscratch[ISP_FC_SCRLEN]; 430 } fcparam; 431 432 /* 433 * Image status 434 */ 435 struct isp_image_status{ 436 uint8_t image_status_mask; 437 uint16_t generation; 438 uint8_t ver_major; 439 uint8_t ver_minor; 440 uint8_t bitmap; /* 28xx only */ 441 uint8_t reserved[2]; 442 uint32_t checksum; 443 uint32_t signature; 444 } __packed; 445 446 /* 28xx aux image status bitmap values */ 447 #define ISP28XX_AUX_IMG_BOARD_CONFIG 0x1 448 #define ISP28XX_AUX_IMG_VPD_NVRAM 0x2 449 #define ISP28XX_AUX_IMG_NPIV_CONFIG_0_1 0x4 450 #define ISP28XX_AUX_IMG_NPIV_CONFIG_2_3 0x8 451 #define ISP28XX_AUX_IMG_NVME_PARAMS 0x10 452 453 /* 454 * Active regions 455 */ 456 struct active_regions { 457 uint8_t global; 458 struct { 459 uint8_t board_config; 460 uint8_t vpd_nvram; 461 uint8_t npiv_config_0_1; 462 uint8_t npiv_config_2_3; 463 uint8_t nvme_params; 464 } aux; 465 }; 466 467 #define FW_CONFIG_WAIT 0 468 #define FW_WAIT_LINK 1 469 #define FW_WAIT_LOGIN 2 470 #define FW_READY 3 471 #define FW_LOSS_OF_SYNC 4 472 #define FW_ERROR 5 473 #define FW_REINIT 6 474 #define FW_NON_PART 7 475 476 #define LOOP_NIL 0 477 #define LOOP_HAVE_LINK 1 478 #define LOOP_HAVE_ADDR 2 479 #define LOOP_TESTING_LINK 3 480 #define LOOP_LTEST_DONE 4 481 #define LOOP_SCANNING_LOOP 5 482 #define LOOP_LSCAN_DONE 6 483 #define LOOP_SCANNING_FABRIC 7 484 #define LOOP_FSCAN_DONE 8 485 #define LOOP_SYNCING_PDB 9 486 #define LOOP_READY 10 487 488 #define TOPO_NL_PORT 0 489 #define TOPO_FL_PORT 1 490 #define TOPO_N_PORT 2 491 #define TOPO_F_PORT 3 492 #define TOPO_PTP_STUB 4 493 494 #define TOPO_IS_FABRIC(x) ((x) == TOPO_FL_PORT || (x) == TOPO_F_PORT) 495 496 #define FCP_AL_DA_ALL 0xFF 497 #define FCP_AL_PA(fcp) ((uint8_t)(fcp->isp_portid)) 498 #define FCP_IS_DEST_ALPD(fcp, alpd) (FCP_AL_PA((fcp)) == FCP_AL_DA_ALL || FCP_AL_PA((fcp)) == alpd) 499 500 /* 501 * Soft Structure per host adapter 502 */ 503 struct ispsoftc { 504 /* 505 * Platform (OS) specific data 506 */ 507 struct isposinfo isp_osinfo; 508 509 /* 510 * Pointer to bus specific functions and data 511 */ 512 struct ispmdvec * isp_mdvec; 513 514 /* 515 * (Mostly) nonvolatile state. Board specific parameters 516 * may contain some volatile state (e.g., current loop state). 517 */ 518 519 fcparam *isp_param; /* Per-channel storage. */ 520 uint16_t isp_fwattr; /* firmware attributes */ 521 uint16_t isp_fwattr_h; /* firmware attributes */ 522 uint16_t isp_fwattr_ext[2]; /* firmware attributes */ 523 uint16_t isp_fwrev[3]; /* Loaded F/W revision */ 524 uint16_t isp_maxcmds; /* max possible I/O cmds */ 525 uint16_t isp_nchan; /* number of channels */ 526 uint16_t isp_dblev; /* debug log mask */ 527 uint32_t isp_did; /* DID */ 528 uint8_t isp_type; /* HBA Chip Type */ 529 uint8_t isp_revision; /* HBA Chip H/W Revision */ 530 uint8_t isp_nirq; /* number of IRQs */ 531 uint8_t isp_port; /* physical port on a card */ 532 uint32_t isp_confopts; /* config options */ 533 534 /* 535 * Volatile state 536 */ 537 volatile u_int isp_mboxbsy; /* mailbox command active */ 538 volatile u_int isp_state; 539 volatile uint32_t isp_reqodx; /* index of last ISP pickup */ 540 volatile uint32_t isp_reqidx; /* index of next request */ 541 volatile uint32_t isp_resodx; /* index of next result */ 542 volatile uint32_t isp_atioodx; /* index of next ATIO */ 543 volatile uint32_t isp_obits; /* mailbox command output */ 544 volatile uint32_t isp_serno; /* rolling serial number */ 545 volatile uint16_t isp_mboxtmp[MAX_MAILBOX]; 546 volatile uint16_t isp_seqno; /* running sequence number */ 547 u_int isp_rqovf; /* request queue overflow */ 548 549 /* 550 * Active commands are stored here, indexed by handle functions. 551 */ 552 isp_hdl_t *isp_xflist; 553 isp_hdl_t *isp_xffree; 554 555 /* 556 * DMA mapped in area for synchronous IOCB requests. 557 */ 558 void * isp_iocb; 559 XS_DMA_ADDR_T isp_iocb_dma; 560 561 /* 562 * request/result queue pointers and DMA handles for them. 563 */ 564 void * isp_rquest; 565 void * isp_result; 566 XS_DMA_ADDR_T isp_rquest_dma; 567 XS_DMA_ADDR_T isp_result_dma; 568 #ifdef ISP_TARGET_MODE 569 /* for 24XX only */ 570 void * isp_atioq; 571 XS_DMA_ADDR_T isp_atioq_dma; 572 #endif 573 }; 574 575 #define FCPARAM(isp, chan) (&(isp)->isp_param[(chan)]) 576 577 #define ISP_SET_SENDMARKER(isp, chan, val) \ 578 FCPARAM(isp, chan)->sendmarker = val \ 579 580 #define ISP_TST_SENDMARKER(isp, chan) \ 581 (FCPARAM(isp, chan)->sendmarker != 0) 582 583 /* 584 * ISP Driver Run States 585 */ 586 #define ISP_NILSTATE 0 587 #define ISP_CRASHED 1 588 #define ISP_RESETSTATE 2 589 #define ISP_INITSTATE 3 590 #define ISP_RUNSTATE 4 591 592 /* 593 * ISP Runtime Configuration Options 594 */ 595 #define ISP_CFG_FULL_DUPLEX 0x01 /* Full Duplex (Fibre Channel only) */ 596 #define ISP_CFG_PORT_PREF 0x0e /* Mask for Port Prefs (all FC except 2100) */ 597 #define ISP_CFG_PORT_DEF 0x00 /* prefer connection type from NVRAM */ 598 #define ISP_CFG_LPORT_ONLY 0x02 /* insist on {N/F}L-Port connection */ 599 #define ISP_CFG_NPORT_ONLY 0x04 /* insist on {N/F}-Port connection */ 600 #define ISP_CFG_LPORT 0x06 /* prefer {N/F}L-Port connection */ 601 #define ISP_CFG_NPORT 0x08 /* prefer {N/F}-Port connection */ 602 #define ISP_CFG_1GB 0x10 /* force 1Gb connection (23XX only) */ 603 #define ISP_CFG_2GB 0x20 /* force 2Gb connection (23XX only) */ 604 #define ISP_CFG_NONVRAM 0x40 /* ignore NVRAM */ 605 #define ISP_CFG_NORELOAD 0x80 /* don't download f/w */ 606 #define ISP_CFG_NOFCTAPE 0x100 /* disable FC-Tape */ 607 #define ISP_CFG_FCTAPE 0x200 /* enable FC-Tape */ 608 #define ISP_CFG_OWNFSZ 0x400 /* override NVRAM frame size */ 609 #define ISP_CFG_OWNLOOPID 0x800 /* override NVRAM loopid */ 610 #define ISP_CFG_4GB 0x2000 /* force 4Gb connection (24XX only) */ 611 #define ISP_CFG_8GB 0x4000 /* force 8Gb connection (25XX only) */ 612 #define ISP_CFG_16GB 0x8000 /* force 16Gb connection (26XX only) */ 613 #define ISP_CFG_32GB 0x10000 /* force 32Gb connection (27XX only) */ 614 #define ISP_CFG_64GB 0x20000 /* force 64Gb connection (28XX only) */ 615 #define ISP_CFG_FWLOAD_FORCE 0x40000 /* Prefer ispfw(4) even if older */ 616 617 /* 618 * For each channel, the outer layers should know what role that channel 619 * will take: ISP_ROLE_NONE, ISP_ROLE_INITIATOR, ISP_ROLE_TARGET, 620 * ISP_ROLE_BOTH. 621 * 622 * If you set ISP_ROLE_NONE, the cards will be reset, new firmware loaded, 623 * NVRAM read, and defaults set, but any further initialization (e.g. 624 * INITIALIZE CONTROL BLOCK commands for 2X00 cards) won't be done. 625 * 626 * If INITIATOR MODE isn't set, attempts to run commands will be stopped 627 * at isp_start and completed with the equivalent of SELECTION TIMEOUT. 628 * 629 * If TARGET MODE is set, it doesn't mean that the rest of target mode support 630 * needs to be enabled, or will even work. What happens with the 2X00 cards 631 * here is that if you have enabled it with TARGET MODE as part of the ICB 632 * options, but you haven't given the f/w any ram resources for ATIOs or 633 * Immediate Notifies, the f/w just handles what it can and you never see 634 * anything. Basically, it sends a single byte of data (the first byte, 635 * which you can set as part of the INITIALIZE CONTROL BLOCK command) for 636 * INQUIRY, and sends back QUEUE FULL status for any other command. 637 * 638 */ 639 #define ISP_ROLE_NONE 0x0 640 #define ISP_ROLE_TARGET 0x1 641 #define ISP_ROLE_INITIATOR 0x2 642 #define ISP_ROLE_BOTH (ISP_ROLE_TARGET|ISP_ROLE_INITIATOR) 643 #define ISP_ROLE_EITHER ISP_ROLE_BOTH 644 #ifndef ISP_DEFAULT_ROLES 645 /* 646 * Counterintuitively, we prefer to default to role 'none' 647 * if we are enable target mode support. This gives us the 648 * maximum flexibility as to which port will do what. 649 */ 650 #ifdef ISP_TARGET_MODE 651 #define ISP_DEFAULT_ROLES ISP_ROLE_NONE 652 #else 653 #define ISP_DEFAULT_ROLES ISP_ROLE_INITIATOR 654 #endif 655 #endif 656 657 658 /* 659 * Firmware related defines 660 */ 661 #define ISP_CODE_ORG 0x1000 /* default f/w code start */ 662 #define ISP_CODE_ORG_2300 0x0800 /* ..except for 2300s */ 663 #define ISP_CODE_ORG_2400 0x100000 /* ..and 2400s */ 664 #define ISP_FW_REV(maj, min, mic) (((maj) << 16) | ((min) << 8) | (mic)) 665 #define ISP_FW_MAJOR(code) (((code) >> 16) & 0xff) 666 #define ISP_FW_MINOR(code) (((code) >> 8) & 0xff) 667 #define ISP_FW_MICRO(code) ((code) & 0xff) 668 #define ISP_FW_REVX(xp) (((xp)[0] << 16) | ((xp)[1] << 8) | (xp)[2]) 669 #define ISP_FW_MAJORX(xp) (xp[0]) 670 #define ISP_FW_MINORX(xp) (xp[1]) 671 #define ISP_FW_MICROX(xp) (xp[2]) 672 #define ISP_FW_NEWER_THAN(i, major, minor, micro) \ 673 (ISP_FW_REVX(i) > ISP_FW_REV(major, minor, micro)) 674 #define ISP_FW_OLDER_THAN(i, major, minor, micro) \ 675 (ISP_FW_REVX(i) < ISP_FW_REV(major, minor, micro)) 676 #define ISP_FW_NEWER_THANX(i, j) \ 677 (ISP_FW_REVX(i) > ISP_FW_REVX(j)) 678 #define ISP_FW_OLDER_THANX(i, j) \ 679 (ISP_FW_REVX(i) < ISP_FW_REVX(j)) 680 681 /* 682 * Chip Types 683 */ 684 #define ISP_HA_FC_2400 0x04 685 #define ISP_HA_FC_2500 0x05 686 #define ISP_HA_FC_2600 0x06 687 #define ISP_HA_FC_2700 0x07 688 #define ISP_HA_FC_2800 0x08 689 690 #define IS_25XX(isp) ((isp)->isp_type >= ISP_HA_FC_2500) 691 #define IS_26XX(isp) ((isp)->isp_type >= ISP_HA_FC_2600) 692 #define IS_27XX(isp) ((isp)->isp_type >= ISP_HA_FC_2700) 693 #define IS_28XX(isp) ((isp)->isp_type >= ISP_HA_FC_2800) 694 695 /* 696 * DMA related macros 697 */ 698 #define DMA_WD3(x) (((uint16_t)(((uint64_t)x) >> 48)) & 0xffff) 699 #define DMA_WD2(x) (((uint16_t)(((uint64_t)x) >> 32)) & 0xffff) 700 #define DMA_WD1(x) ((uint16_t)((x) >> 16) & 0xffff) 701 #define DMA_WD0(x) ((uint16_t)((x) & 0xffff)) 702 703 #define DMA_LO32(x) ((uint32_t) (x)) 704 #define DMA_HI32(x) ((uint32_t)(((uint64_t)x) >> 32)) 705 706 /* 707 * function return status codes 708 */ 709 #define MBS_MASK 0x3fff 710 711 #define ISP_SUCCESS (MBOX_COMMAND_COMPLETE & MBS_MASK) 712 #define ISP_INVALID_COMMAND (MBOX_INVALID_COMMAND & MBS_MASK) 713 #define ISP_INTERFACE_ERROR (MBOX_HOST_INTERFACE_ERROR & MBS_MASK) 714 #define ISP_TEST_FAILED (MBOX_TEST_FAILED & MBS_MASK) 715 #define ISP_COMMAND_ERROR (MBOX_COMMAND_ERROR & MBS_MASK) 716 #define ISP_PARAMETER_ERROR (MBOX_COMMAND_PARAMETER_ERROR & MBS_MASK) 717 #define ISP_PORT_ID_USED (MBOX_PORT_ID_USED & MBS_MASK) 718 #define ISP_LOOP_ID_USED (MBOX_LOOP_ID_USED & MBS_MASK) 719 #define ISP_ALL_IDS_IN_USE (MBOX_ALL_IDS_IN_USE & MBS_MASK) 720 #define ISP_NOT_LOGGED_IN (MBOX_NOT_LOGGED_IN & MBS_MASK) 721 722 #define ISP_FUNCTION_TIMEOUT 0x100 723 #define ISP_FUNCTION_PARAMETER_ERROR 0x101 724 #define ISP_FUNCTION_FAILED 0x102 725 #define ISP_MEMORY_ALLOC_FAILED 0x103 726 #define ISP_LOCK_TIMEOUT 0x104 727 #define ISP_ABORTED 0x105 728 #define ISP_SUSPENDED 0x106 729 #define ISP_BUSY 0x107 730 #define ISP_ALREADY_REGISTERED 0x109 731 #define ISP_OS_TIMER_EXPIRED 0x10a 732 #define ISP_ERR_NO_QPAIR 0x10b 733 #define ISP_ERR_NOT_FOUND 0x10c 734 #define ISP_ERR_FROM_FW 0x10d 735 736 /* 737 * Core System Function Prototypes 738 */ 739 740 /* 741 * Reset Hardware. Totally. Assumes that you'll follow this with a call to isp_init. 742 */ 743 void isp_reset(ispsoftc_t *, int); 744 745 /* 746 * Initialize Hardware to known state 747 */ 748 void isp_init(ispsoftc_t *); 749 750 /* 751 * Reset the ISP and call completion for any orphaned commands. 752 */ 753 int isp_reinit(ispsoftc_t *, int); 754 755 /* 756 * Shutdown hardware after use. 757 */ 758 void isp_shutdown(ispsoftc_t *); 759 760 /* 761 * Internal Interrupt Service Routine 762 */ 763 #ifdef ISP_TARGET_MODE 764 void isp_intr_atioq(ispsoftc_t *); 765 #endif 766 void isp_intr_async(ispsoftc_t *, uint16_t event); 767 void isp_intr_mbox(ispsoftc_t *, uint16_t mbox0); 768 void isp_intr_respq(ispsoftc_t *); 769 770 771 /* 772 * Command Entry Point- Platform Dependent layers call into this 773 */ 774 int isp_start(XS_T *); 775 776 /* these values are what isp_start returns */ 777 #define CMD_COMPLETE 101 /* command completed */ 778 #define CMD_EAGAIN 102 /* busy- maybe retry later */ 779 #define CMD_RQLATER 103 /* requeue this command later */ 780 781 /* 782 * Command Completion Point- Core layers call out from this with completed cmds 783 */ 784 void isp_done(XS_T *); 785 786 /* 787 * Platform Dependent to External to Internal Control Function 788 * 789 * Assumes locks are held on entry. You should note that with many of 790 * these commands locks may be released while this function is called. 791 * 792 * ... ISPCTL_RESET_BUS, int channel); 793 * Reset BUS on this channel 794 * ... ISPCTL_RESET_DEV, int channel, int target); 795 * Reset Device on this channel at this target. 796 * ... ISPCTL_ABORT_CMD, XS_T *xs); 797 * Abort active transaction described by xs. 798 * ... IPCTL_UPDATE_PARAMS); 799 * Update any operating parameters (speed, etc.) 800 * ... ISPCTL_FCLINK_TEST, int channel); 801 * Test FC link status on this channel 802 * ... ISPCTL_SCAN_LOOP, int channel); 803 * Scan local loop on this channel 804 * ... ISPCTL_SCAN_FABRIC, int channel); 805 * Scan fabric on this channel 806 * ... ISPCTL_PDB_SYNC, int channel); 807 * Synchronize port database on this channel 808 * ... ISPCTL_SEND_LIP, int channel); 809 * Send a LIP on this channel 810 * ... ISPCTL_GET_NAMES, int channel, int np, uint64_t *wwnn, uint64_t *wwpn) 811 * Get a WWNN/WWPN for this N-port handle on this channel 812 * ... ISPCTL_RUN_MBOXCMD, mbreg_t *mbp) 813 * Run this mailbox command 814 * ... ISPCTL_GET_PDB, int channel, int nphandle, isp_pdb_t *pdb) 815 * Get PDB on this channel for this N-port handle 816 * ... ISPCTL_PLOGX, isp_plcmd_t *) 817 * Performa a port login/logout 818 * ... ISPCTL_CHANGE_ROLE, int channel, int role); 819 * Change role of specified channel 820 * 821 * ISPCTL_PDB_SYNC is somewhat misnamed. It actually is the final step, in 822 * order, of ISPCTL_FCLINK_TEST, ISPCTL_SCAN_LOOP, and ISPCTL_SCAN_FABRIC. 823 * The main purpose of ISPCTL_PDB_SYNC is to complete management of logging 824 * and logging out of fabric devices (if one is on a fabric) and then marking 825 * the 'loop state' as being ready to now be used for sending commands to 826 * devices. 827 */ 828 typedef enum { 829 ISPCTL_RESET_BUS, 830 ISPCTL_RESET_DEV, 831 ISPCTL_ABORT_CMD, 832 ISPCTL_UPDATE_PARAMS, 833 ISPCTL_FCLINK_TEST, 834 ISPCTL_SCAN_FABRIC, 835 ISPCTL_SCAN_LOOP, 836 ISPCTL_PDB_SYNC, 837 ISPCTL_SEND_LIP, 838 ISPCTL_GET_NAMES, 839 ISPCTL_RUN_MBOXCMD, 840 ISPCTL_GET_PDB, 841 ISPCTL_PLOGX, 842 ISPCTL_CHANGE_ROLE 843 } ispctl_t; 844 int isp_control(ispsoftc_t *, ispctl_t, ...); 845 846 /* 847 * Platform Dependent to Internal to External Control Function 848 */ 849 850 typedef enum { 851 ISPASYNC_LOOP_DOWN, /* FC Loop Down */ 852 ISPASYNC_LOOP_UP, /* FC Loop Up */ 853 ISPASYNC_LIP, /* FC LIP Received */ 854 ISPASYNC_LOOP_RESET, /* FC Loop Reset Received */ 855 ISPASYNC_CHANGE_NOTIFY, /* FC Change Notification */ 856 ISPASYNC_DEV_ARRIVED, /* FC Device Arrived */ 857 ISPASYNC_DEV_CHANGED, /* FC Device Changed */ 858 ISPASYNC_DEV_STAYED, /* FC Device Stayed */ 859 ISPASYNC_DEV_GONE, /* FC Device Departure */ 860 ISPASYNC_TARGET_NOTIFY, /* All target async notification */ 861 ISPASYNC_TARGET_NOTIFY_ACK, /* All target notify ack required */ 862 ISPASYNC_TARGET_ACTION, /* All target action requested */ 863 ISPASYNC_FW_CRASH, /* All Firmware has crashed */ 864 ISPASYNC_FW_RESTARTED /* All Firmware has been restarted */ 865 } ispasync_t; 866 void isp_async(ispsoftc_t *, ispasync_t, ...); 867 868 #define ISPASYNC_CHANGE_PDB 0 869 #define ISPASYNC_CHANGE_SNS 1 870 #define ISPASYNC_CHANGE_OTHER 2 871 872 /* 873 * Platform Dependent Error and Debug Printout 874 * 875 * Two required functions for each platform must be provided: 876 * 877 * void isp_prt(ispsoftc_t *, int level, const char *, ...) 878 * void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...) 879 * 880 * but due to compiler differences on different platforms this won't be 881 * formally defined here. Instead, they go in each platform definition file. 882 */ 883 884 #define ISP_LOGALL 0x0 /* log always */ 885 #define ISP_LOGCONFIG 0x1 /* log configuration messages */ 886 #define ISP_LOGINFO 0x2 /* log informational messages */ 887 #define ISP_LOGWARN 0x4 /* log warning messages */ 888 #define ISP_LOGERR 0x8 /* log error messages */ 889 #define ISP_LOGDEBUG0 0x10 /* log simple debug messages */ 890 #define ISP_LOGDEBUG1 0x20 /* log intermediate debug messages */ 891 #define ISP_LOGDEBUG2 0x40 /* log most debug messages */ 892 #define ISP_LOGDEBUG3 0x80 /* log high frequency debug messages */ 893 #define ISP_LOG_SANCFG 0x100 /* log SAN configuration */ 894 #define ISP_LOG_CWARN 0x200 /* log SCSI command "warnings" (e.g., check conditions) */ 895 #define ISP_LOG_WARN1 0x400 /* log WARNS we might be interested at some time */ 896 #define ISP_LOGTINFO 0x1000 /* log informational messages (target mode) */ 897 #define ISP_LOGTDEBUG0 0x2000 /* log simple debug messages (target mode) */ 898 #define ISP_LOGTDEBUG1 0x4000 /* log intermediate debug messages (target) */ 899 #define ISP_LOGTDEBUG2 0x8000 /* log all debug messages (target) */ 900 901 /* 902 * Each Platform provides it's own isposinfo substructure of the ispsoftc 903 * defined above. 904 * 905 * Each platform must also provide the following macros/defines: 906 * 907 * 908 * ISP_FC_SCRLEN FC scratch area DMA length 909 * 910 * ISP_MEMZERO(dst, src) platform zeroing function 911 * ISP_MEMCPY(dst, src, count) platform copying function 912 * ISP_SNPRINTF(buf, bufsize, fmt, ...) snprintf 913 * ISP_DELAY(usecs) microsecond spindelay function 914 * ISP_SLEEP(isp, usecs) microsecond sleep function 915 * 916 * ISP_INLINE ___inline or not- depending on how 917 * good your debugger is 918 * ISP_MIN shorthand for ((a) < (b))? (a) : (b) 919 * 920 * NANOTIME_T nanosecond time type 921 * 922 * GET_NANOTIME(NANOTIME_T *) get current nanotime. 923 * 924 * GET_NANOSEC(NANOTIME_T *) get uint64_t from NANOTIME_T 925 * 926 * NANOTIME_SUB(NANOTIME_T *, NANOTIME_T *) 927 * subtract two NANOTIME_T values 928 * 929 * MAXISPREQUEST(ispsoftc_t *) maximum request queue size 930 * for this particular board type 931 * 932 * MEMORYBARRIER(ispsoftc_t *, barrier_type, offset, size, chan) 933 * 934 * Function/Macro the provides memory synchronization on 935 * various objects so that the ISP's and the system's view 936 * of the same object is consistent. 937 * 938 * FC_SCRATCH_ACQUIRE(ispsoftc_t *, chan) acquire lock on FC scratch area 939 * return -1 if you cannot 940 * FC_SCRATCH_RELEASE(ispsoftc_t *, chan) acquire lock on FC scratch area 941 * 942 * FCP_NEXT_CRN(ispsoftc_t *, XS_T *, rslt, channel, target, lun) generate the next command reference number. XS_T * may be null. 943 * 944 * SCSI_GOOD SCSI 'Good' Status 945 * SCSI_CHECK SCSI 'Check Condition' Status 946 * SCSI_BUSY SCSI 'Busy' Status 947 * SCSI_QFULL SCSI 'Queue Full' Status 948 * 949 * XS_T Platform SCSI transaction type (i.e., command for HBA) 950 * XS_DMA_ADDR_T Platform PCI DMA Address Type 951 * XS_GET_DMA64_SEG(..) Get 64 bit dma segment list value 952 * XS_ISP(xs) gets an instance out of an XS_T 953 * XS_CHANNEL(xs) gets the channel (bus # for DUALBUS cards) "" 954 * XS_TGT(xs) gets the target "" 955 * XS_LUN(xs) gets the lun "" 956 * XS_CDBP(xs) gets a pointer to the scsi CDB "" 957 * XS_CDBLEN(xs) gets the CDB's length "" 958 * XS_XFRLEN(xs) gets the associated data transfer length "" 959 * XS_XFRIN(xs) gets IN direction 960 * XS_XFROUT(xs) gets OUT direction 961 * XS_TIME(xs) gets the time (in seconds) for this command 962 * XS_GET_RESID(xs) gets the current residual count 963 * XS_GET_RESID(xs, resid) sets the current residual count 964 * XS_STSP(xs) gets a pointer to the SCSI status byte "" 965 * XS_SNSP(xs) gets a pointer to the associate sense data 966 * XS_TOT_SNSLEN(xs) gets the total length of sense data storage 967 * XS_CUR_SNSLEN(xs) gets the currently used length of sense data storage 968 * XS_SNSKEY(xs) dereferences XS_SNSP to get the current stored Sense Key 969 * XS_SNSASC(xs) dereferences XS_SNSP to get the current stored Additional Sense Code 970 * XS_SNSASCQ(xs) dereferences XS_SNSP to get the current stored Additional Sense Code Qualifier 971 * XS_TAG_P(xs) predicate of whether this command should be tagged 972 * XS_TAG_TYPE(xs) which type of tag to use 973 * XS_PRIORITY(xs) command priority for SIMPLE tag 974 * XS_SETERR(xs) set error state 975 * 976 * HBA_NOERROR command has no erros 977 * HBA_BOTCH hba botched something 978 * HBA_CMDTIMEOUT command timed out 979 * HBA_SELTIMEOUT selection timed out (also port logouts for FC) 980 * HBA_TGTBSY target returned a BUSY status 981 * HBA_BUSRESET bus reset destroyed command 982 * HBA_ABORTED command was aborted (by request) 983 * HBA_DATAOVR a data overrun was detected 984 * HBA_ARQFAIL Automatic Request Sense failed 985 * 986 * XS_ERR(xs) return current error state 987 * XS_NOERR(xs) there is no error currently set 988 * XS_INITERR(xs) initialize error state 989 * 990 * XS_SAVE_SENSE(xs, sp, len) save sense data 991 * XS_APPEND_SENSE(xs, sp, len) append more sense data 992 * 993 * XS_SENSE_VALID(xs) indicates whether sense is valid 994 * 995 * DEFAULT_FRAMESIZE(ispsoftc_t *) Default Frame Size 996 * 997 * DEFAULT_ROLE(ispsoftc_t *, int) Get Default Role for a channel 998 * DEFAULT_LOOPID(ispsoftc_t *, int) Default FC Loop ID 999 * 1000 * These establish reasonable defaults for each platform. 1001 * These must be available independent of card NVRAM and are 1002 * to be used should NVRAM not be readable. 1003 * 1004 * DEFAULT_NODEWWN(ispsoftc_t *, chan) Default FC Node WWN to use 1005 * DEFAULT_PORTWWN(ispsoftc_t *, chan) Default FC Port WWN to use 1006 * 1007 * These defines are hooks to allow the setting of node and 1008 * port WWNs when NVRAM cannot be read or is to be overridden. 1009 * 1010 * ACTIVE_NODEWWN(ispsoftc_t *, chan) FC Node WWN to use 1011 * ACTIVE_PORTWWN(ispsoftc_t *, chan) FC Port WWN to use 1012 * 1013 * After NVRAM is read, these will be invoked to get the 1014 * node and port WWNs that will actually be used for this 1015 * channel. 1016 * 1017 * 1018 * ISP_IOXPUT_8(ispsoftc_t *, uint8_t srcval, uint8_t *dstptr) 1019 * ISP_IOXPUT_16(ispsoftc_t *, uint16_t srcval, uint16_t *dstptr) 1020 * ISP_IOXPUT_32(ispsoftc_t *, uint32_t srcval, uint32_t *dstptr) 1021 * 1022 * ISP_IOXGET_8(ispsoftc_t *, uint8_t *srcptr, uint8_t dstrval) 1023 * ISP_IOXGET_16(ispsoftc_t *, uint16_t *srcptr, uint16_t dstrval) 1024 * ISP_IOXGET_32(ispsoftc_t *, uint32_t *srcptr, uint32_t dstrval) 1025 * 1026 * ISP_SWIZZLE_NVRAM_WORD(ispsoftc_t *, uint16_t *) 1027 * ISP_SWIZZLE_NVRAM_LONG(ispsoftc_t *, uint32_t *) 1028 * ISP_SWAP16(ispsoftc_t *, uint16_t srcval) 1029 * ISP_SWAP32(ispsoftc_t *, uint32_t srcval) 1030 */ 1031 1032 #ifdef ISP_TARGET_MODE 1033 /* 1034 * The functions below are for the publicly available 1035 * target mode functions that are internal to the Qlogic driver. 1036 */ 1037 1038 /* 1039 * This function handles new response queue entry appropriate for target mode. 1040 */ 1041 int isp_target_notify(ispsoftc_t *, void *, uint32_t *, uint16_t); 1042 1043 /* 1044 * This function externalizes the ability to acknowledge an Immediate Notify request. 1045 */ 1046 int isp_notify_ack(ispsoftc_t *, void *); 1047 1048 /* 1049 * This function externalized acknowledging (success/fail) an ABTS frame 1050 */ 1051 int isp_acknak_abts(ispsoftc_t *, void *, int); 1052 1053 /* 1054 * General routine to send a final CTIO for a command- used mostly for 1055 * local responses. 1056 */ 1057 int isp_endcmd(ispsoftc_t *, ...); 1058 #define ECMD_SVALID 0x100 1059 #define ECMD_RVALID 0x200 1060 #define ECMD_TERMINATE 0x400 1061 1062 /* 1063 * Handle an asynchronous event 1064 */ 1065 void isp_target_async(ispsoftc_t *, int, int); 1066 #endif 1067 #endif /* _ISPVAR_H */ 1068