ispvar.h revision 236427
150477Speter/* $FreeBSD: head/sys/dev/isp/ispvar.h 236427 2012-06-01 23:29:48Z mjacob $ */ 2139749Simp/*- 3196008Smjacob * Copyright (c) 1997-2009 by Matthew Jacob 4167403Smjacob * All rights reserved. 5196008Smjacob * 6167403Smjacob * Redistribution and use in source and binary forms, with or without 7167403Smjacob * modification, are permitted provided that the following conditions 8167403Smjacob * are met: 9196008Smjacob * 10167403Smjacob * 1. Redistributions of source code must retain the above copyright 11167403Smjacob * notice, this list of conditions and the following disclaimer. 12167403Smjacob * 2. Redistributions in binary form must reproduce the above copyright 13167403Smjacob * notice, this list of conditions and the following disclaimer in the 14167403Smjacob * documentation and/or other materials provided with the distribution. 15196008Smjacob * 16167403Smjacob * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17167403Smjacob * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18167403Smjacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19167403Smjacob * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 20167403Smjacob * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21167403Smjacob * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22167403Smjacob * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23167403Smjacob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24167403Smjacob * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25167403Smjacob * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26167403Smjacob * SUCH DAMAGE. 27196008Smjacob * 28167403Smjacob */ 29167403Smjacob/* 3035388Smjacob * Soft Definitions for for Qlogic ISP SCSI adapters. 3135388Smjacob */ 3235388Smjacob 3335388Smjacob#ifndef _ISPVAR_H 3435388Smjacob#define _ISPVAR_H 3535388Smjacob 3644819Smjacob#if defined(__NetBSD__) || defined(__OpenBSD__) 37163899Smjacob#include <dev/ic/isp_stds.h> 3835388Smjacob#include <dev/ic/ispmbox.h> 3935388Smjacob#endif 4035388Smjacob#ifdef __FreeBSD__ 41163899Smjacob#include <dev/isp/isp_stds.h> 4235388Smjacob#include <dev/isp/ispmbox.h> 4335388Smjacob#endif 4435388Smjacob#ifdef __linux__ 45163899Smjacob#include "isp_stds.h" 4642131Smjacob#include "ispmbox.h" 4735388Smjacob#endif 48155704Smjacob#ifdef __svr4__ 49163899Smjacob#include "isp_stds.h" 50155704Smjacob#include "ispmbox.h" 5153487Smjacob#endif 5235388Smjacob 53203444Smjacob#define ISP_CORE_VERSION_MAJOR 7 54163899Smjacob#define ISP_CORE_VERSION_MINOR 0 5539235Sgibbs 5635388Smjacob/* 5743420Smjacob * Vector for bus specific code to provide specific services. 5835388Smjacob */ 59155704Smjacobtypedef struct ispsoftc ispsoftc_t; 6035388Smjacobstruct ispmdvec { 61196008Smjacob int (*dv_rd_isr) (ispsoftc_t *, uint32_t *, uint16_t *, uint16_t *); 62163899Smjacob uint32_t (*dv_rd_reg) (ispsoftc_t *, int); 63163899Smjacob void (*dv_wr_reg) (ispsoftc_t *, int, uint32_t); 64155704Smjacob int (*dv_mbxdma) (ispsoftc_t *); 65196008Smjacob int (*dv_dmaset) (ispsoftc_t *, XS_T *, void *); 66163899Smjacob void (*dv_dmaclr) (ispsoftc_t *, XS_T *, uint32_t); 67155704Smjacob void (*dv_reset0) (ispsoftc_t *); 68155704Smjacob void (*dv_reset1) (ispsoftc_t *); 69155704Smjacob void (*dv_dregs) (ispsoftc_t *, const char *); 70167821Smjacob const void * dv_ispfw; /* ptr to f/w */ 71155704Smjacob uint16_t dv_conf1; 72155704Smjacob uint16_t dv_clock; /* clock frequency */ 7335388Smjacob}; 7435388Smjacob 7564087Smjacob/* 7664087Smjacob * Overall parameters 7764087Smjacob */ 7882689Smjacob#define MAX_TARGETS 16 79196008Smjacob#ifndef MAX_FC_TARG 80164272Smjacob#define MAX_FC_TARG 512 81196008Smjacob#endif 8249909Smjacob#define ISP_MAX_TARGETS(isp) (IS_FC(isp)? MAX_FC_TARG : MAX_TARGETS) 8361772Smjacob#define ISP_MAX_LUNS(isp) (isp)->isp_maxluns 8449909Smjacob 8582689Smjacob/* 8664087Smjacob * Macros to access ISP registers through bus specific layers- 8764087Smjacob * mostly wrappers to vector through the mdvec structure. 8853487Smjacob */ 8982689Smjacob#define ISP_READ_ISR(isp, isrp, semap, mbox0p) \ 9082689Smjacob (*(isp)->isp_mdvec->dv_rd_isr)(isp, isrp, semap, mbox0p) 9153487Smjacob 9253487Smjacob#define ISP_READ(isp, reg) \ 9353487Smjacob (*(isp)->isp_mdvec->dv_rd_reg)((isp), (reg)) 9453487Smjacob 9553487Smjacob#define ISP_WRITE(isp, reg, val) \ 9653487Smjacob (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), (val)) 9753487Smjacob 9853487Smjacob#define ISP_MBOXDMASETUP(isp) \ 9953487Smjacob (*(isp)->isp_mdvec->dv_mbxdma)((isp)) 10053487Smjacob 101196008Smjacob#define ISP_DMASETUP(isp, xs, req) \ 102196008Smjacob (*(isp)->isp_mdvec->dv_dmaset)((isp), (xs), (req)) 10353487Smjacob 104155704Smjacob#define ISP_DMAFREE(isp, xs, hndl) \ 105155704Smjacob if ((isp)->isp_mdvec->dv_dmaclr) \ 10653487Smjacob (*(isp)->isp_mdvec->dv_dmaclr)((isp), (xs), (hndl)) 10753487Smjacob 10853487Smjacob#define ISP_RESET0(isp) \ 10953487Smjacob if ((isp)->isp_mdvec->dv_reset0) (*(isp)->isp_mdvec->dv_reset0)((isp)) 11053487Smjacob#define ISP_RESET1(isp) \ 11153487Smjacob if ((isp)->isp_mdvec->dv_reset1) (*(isp)->isp_mdvec->dv_reset1)((isp)) 11264087Smjacob#define ISP_DUMPREGS(isp, m) \ 11364087Smjacob if ((isp)->isp_mdvec->dv_dregs) (*(isp)->isp_mdvec->dv_dregs)((isp),(m)) 11453487Smjacob 11553487Smjacob#define ISP_SETBITS(isp, reg, val) \ 11653487Smjacob (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) | (val)) 11753487Smjacob 11853487Smjacob#define ISP_CLRBITS(isp, reg, val) \ 11953487Smjacob (*(isp)->isp_mdvec->dv_wr_reg)((isp), (reg), ISP_READ((isp), (reg)) & ~(val)) 12053487Smjacob 12164087Smjacob/* 12264087Smjacob * The MEMORYBARRIER macro is defined per platform (to provide synchronization 12364087Smjacob * on Request and Response Queues, Scratch DMA areas, and Registers) 12464087Smjacob * 12564087Smjacob * Defined Memory Barrier Synchronization Types 12664087Smjacob */ 12764087Smjacob#define SYNC_REQUEST 0 /* request queue synchronization */ 12864087Smjacob#define SYNC_RESULT 1 /* result queue synchronization */ 12964087Smjacob#define SYNC_SFORDEV 2 /* scratch, sync for ISP */ 13064087Smjacob#define SYNC_SFORCPU 3 /* scratch, sync for CPU */ 13164087Smjacob#define SYNC_REG 4 /* for registers */ 132163899Smjacob#define SYNC_ATIOQ 5 /* atio result queue (24xx) */ 13364087Smjacob 13464087Smjacob/* 13564087Smjacob * Request/Response Queue defines and macros. 13664087Smjacob * The maximum is defined per platform (and can be based on board type). 13764087Smjacob */ 13864087Smjacob/* This is the size of a queue entry (request and response) */ 13939235Sgibbs#define QENTRY_LEN 64 14064087Smjacob/* Both request and result queue length must be a power of two */ 14164087Smjacob#define RQUEST_QUEUE_LEN(x) MAXISPREQUEST(x) 14293706Smjacob#ifdef ISP_TARGET_MODE 14393706Smjacob#define RESULT_QUEUE_LEN(x) MAXISPREQUEST(x) 14493706Smjacob#else 14564087Smjacob#define RESULT_QUEUE_LEN(x) \ 14664087Smjacob (((MAXISPREQUEST(x) >> 2) < 64)? 64 : MAXISPREQUEST(x) >> 2) 14793706Smjacob#endif 148155704Smjacob#define ISP_QUEUE_ENTRY(q, idx) (((uint8_t *)q) + ((idx) * QENTRY_LEN)) 14939235Sgibbs#define ISP_QUEUE_SIZE(n) ((n) * QENTRY_LEN) 15039235Sgibbs#define ISP_NXT_QENTRY(idx, qlen) (((idx) + 1) & ((qlen)-1)) 15165140Smjacob#define ISP_QFREE(in, out, qlen) \ 15239235Sgibbs ((in == out)? (qlen - 1) : ((in > out)? \ 15352347Smjacob ((qlen - 1) - (in - out)) : (out - in - 1))) 15465140Smjacob#define ISP_QAVAIL(isp) \ 15565140Smjacob ISP_QFREE(isp->isp_reqidx, isp->isp_reqodx, RQUEST_QUEUE_LEN(isp)) 15653487Smjacob 157218691Smarius#define ISP_ADD_REQUEST(isp, nxti) \ 158218691Smarius MEMORYBARRIER(isp, SYNC_REQUEST, isp->isp_reqidx, QENTRY_LEN, -1); \ 159218691Smarius ISP_WRITE(isp, isp->isp_rqstinrp, nxti); \ 16087635Smjacob isp->isp_reqidx = nxti 16153487Smjacob 162196008Smjacob#define ISP_SYNC_REQUEST(isp) \ 163218691Smarius MEMORYBARRIER(isp, SYNC_REQUEST, isp->isp_reqidx, QENTRY_LEN, -1); \ 164196008Smjacob isp->isp_reqidx = ISP_NXT_QENTRY(isp->isp_reqidx, RQUEST_QUEUE_LEN(isp)); \ 165196008Smjacob ISP_WRITE(isp, isp->isp_rqstinrp, isp->isp_reqidx) 166196008Smjacob 16735388Smjacob/* 16846968Smjacob * SCSI Specific Host Adapter Parameters- per bus, per target 16935388Smjacob */ 17035388Smjacobtypedef struct { 171196008Smjacob uint32_t : 8, 172196008Smjacob update : 1, 173196008Smjacob sendmarker : 1, 174196008Smjacob role : 2, 17552347Smjacob isp_req_ack_active_neg : 1, 17652347Smjacob isp_data_line_active_neg: 1, 17735388Smjacob isp_cmd_dma_burst_enable: 1, 17835388Smjacob isp_data_dma_burst_enabl: 1, 17942461Smjacob isp_fifo_threshold : 3, 180163899Smjacob isp_ptisp : 1, 18143420Smjacob isp_ultramode : 1, 18235388Smjacob isp_diffmode : 1, 18345040Smjacob isp_lvdmode : 1, 18465140Smjacob isp_fast_mttr : 1, /* fast sram */ 18535388Smjacob isp_initiator_id : 4, 18652347Smjacob isp_async_data_setup : 4; 187155704Smjacob uint16_t isp_selection_timeout; 188155704Smjacob uint16_t isp_max_queue_depth; 189155704Smjacob uint8_t isp_tag_aging; 190155704Smjacob uint8_t isp_bus_reset_delay; 191155704Smjacob uint8_t isp_retry_count; 192155704Smjacob uint8_t isp_retry_delay; 19335388Smjacob struct { 194196008Smjacob uint32_t 19580582Smjacob exc_throttle : 8, 19646968Smjacob : 1, 19780582Smjacob dev_enable : 1, /* ignored */ 19843420Smjacob dev_update : 1, 19943420Smjacob dev_refresh : 1, 20080582Smjacob actv_offset : 4, 20180582Smjacob goal_offset : 4, 20280582Smjacob nvrm_offset : 4; 203155704Smjacob uint8_t actv_period; /* current sync period */ 204155704Smjacob uint8_t goal_period; /* goal sync period */ 205155704Smjacob uint8_t nvrm_period; /* nvram sync period */ 206155704Smjacob uint16_t actv_flags; /* current device flags */ 207155704Smjacob uint16_t goal_flags; /* goal device flags */ 208155704Smjacob uint16_t nvrm_flags; /* nvram device flags */ 20935388Smjacob } isp_devparam[MAX_TARGETS]; 21046968Smjacob} sdparam; 21135388Smjacob 21235388Smjacob/* 21335388Smjacob * Device Flags 21435388Smjacob */ 21539235Sgibbs#define DPARM_DISC 0x8000 21639235Sgibbs#define DPARM_PARITY 0x4000 21739235Sgibbs#define DPARM_WIDE 0x2000 21839235Sgibbs#define DPARM_SYNC 0x1000 21939235Sgibbs#define DPARM_TQING 0x0800 22039235Sgibbs#define DPARM_ARQ 0x0400 22139235Sgibbs#define DPARM_QFRZ 0x0200 22239235Sgibbs#define DPARM_RENEG 0x0100 22365140Smjacob#define DPARM_NARROW 0x0080 22465140Smjacob#define DPARM_ASYNC 0x0040 22565140Smjacob#define DPARM_PPR 0x0020 22643793Smjacob#define DPARM_DEFAULT (0xFF00 & ~DPARM_QFRZ) 22739235Sgibbs#define DPARM_SAFE_DFLT (DPARM_DEFAULT & ~(DPARM_WIDE|DPARM_SYNC|DPARM_TQING)) 22835388Smjacob 22945040Smjacob/* technically, not really correct, as they need to be rated based upon clock */ 23065140Smjacob#define ISP_80M_SYNCPARMS 0x0c09 23165140Smjacob#define ISP_40M_SYNCPARMS 0x0c0a 23265140Smjacob#define ISP_20M_SYNCPARMS 0x0c0c 23365140Smjacob#define ISP_20M_SYNCPARMS_1040 0x080c 23452347Smjacob#define ISP_10M_SYNCPARMS 0x0c19 23552347Smjacob#define ISP_08M_SYNCPARMS 0x0c25 23652347Smjacob#define ISP_05M_SYNCPARMS 0x0c32 23752347Smjacob#define ISP_04M_SYNCPARMS 0x0c41 23835388Smjacob 23935388Smjacob/* 24035388Smjacob * Fibre Channel Specifics 24135388Smjacob */ 242164909Smjacob/* These are for non-2K Login Firmware cards */ 243163899Smjacob#define FL_ID 0x7e /* FL_Port Special ID */ 244163899Smjacob#define SNS_ID 0x80 /* SNS Server Special ID */ 245163899Smjacob#define NPH_MAX 0xfe 24652347Smjacob 247196008Smjacob/* Use this handle for the base for multi-id firmware SNS logins */ 248196008Smjacob#define NPH_SNS_HDLBASE 0x400 249196008Smjacob 250164909Smjacob/* These are for 2K Login Firmware cards */ 251163899Smjacob#define NPH_RESERVED 0x7F0 /* begin of reserved N-port handles */ 252163899Smjacob#define NPH_MGT_ID 0x7FA /* Management Server Special ID */ 253163899Smjacob#define NPH_SNS_ID 0x7FC /* SNS Server Special ID */ 254196008Smjacob#define NPH_FABRIC_CTLR 0x7FD /* Fabric Controller (0xFFFFFD) */ 255196008Smjacob#define NPH_FL_ID 0x7FE /* F Port Special ID (0xFFFFFE) */ 256196008Smjacob#define NPH_IP_BCST 0x7ff /* IP Broadcast Special ID (0xFFFFFF) */ 257164909Smjacob#define NPH_MAX_2K 0x800 25893837Smjacob 259163899Smjacob/* 260164909Smjacob * "Unassigned" handle to be used internally 261164909Smjacob */ 262164909Smjacob#define NIL_HANDLE 0xffff 263164909Smjacob 264164909Smjacob/* 265163899Smjacob * Limit for devices on an arbitrated loop. 266163899Smjacob */ 267163899Smjacob#define LOCAL_LOOP_LIM 126 268163899Smjacob 269163899Smjacob/* 270196008Smjacob * Limit for (2K login) N-port handle amounts 271196008Smjacob */ 272196008Smjacob#define MAX_NPORT_HANDLE 2048 273196008Smjacob 274196008Smjacob/* 275196008Smjacob * Special Constants 276196008Smjacob */ 277196008Smjacob#define INI_NONE ((uint64_t) 0) 278196008Smjacob#define ISP_NOCHAN 0xff 279196008Smjacob 280196008Smjacob/* 281163899Smjacob * Special Port IDs 282163899Smjacob */ 283163899Smjacob#define MANAGEMENT_PORT_ID 0xFFFFFA 284163899Smjacob#define SNS_PORT_ID 0xFFFFFC 285163899Smjacob#define FABRIC_PORT_ID 0xFFFFFE 286196008Smjacob#define PORT_ANY 0xFFFFFF 287196008Smjacob#define PORT_NONE 0 288196008Smjacob#define DOMAIN_CONTROLLER_BASE 0xFFFC00 289196008Smjacob#define DOMAIN_CONTROLLER_END 0xFFFCFF 290163899Smjacob 291203444Smjacob/* 292203444Smjacob * Command Handles 293203444Smjacob * 294203444Smjacob * Most QLogic initiator or target have 32 bit handles associated with them. 295203444Smjacob * We want to have a quick way to index back and forth between a local SCSI 296203444Smjacob * command context and what the firmware is passing back to us. We also 297203444Smjacob * want to avoid working on stale information. This structure handles both 298203444Smjacob * at the expense of some local memory. 299203444Smjacob * 300203444Smjacob * The handle is architected thusly: 301203444Smjacob * 302203444Smjacob * 0 means "free handle" 303203444Smjacob * bits 0..12 index commands 304203444Smjacob * bits 13..15 bits index usage 305203444Smjacob * bits 16..31 contain a rolling sequence 306203444Smjacob * 307203444Smjacob * 308203444Smjacob */ 309203444Smjacobtypedef struct { 310203444Smjacob void * cmd; /* associated command context */ 311203444Smjacob uint32_t handle; /* handle associated with this command */ 312203444Smjacob} isp_hdl_t; 313203444Smjacob#define ISP_HANDLE_FREE 0x00000000 314203444Smjacob#define ISP_HANDLE_CMD_MASK 0x00001fff 315203444Smjacob#define ISP_HANDLE_USAGE_MASK 0x0000e000 316203444Smjacob#define ISP_HANDLE_USAGE_SHIFT 13 317203444Smjacob#define ISP_H2HT(hdl) ((hdl & ISP_HANDLE_USAGE_MASK) >> ISP_HANDLE_USAGE_SHIFT) 318203444Smjacob# define ISP_HANDLE_NONE 0 319203444Smjacob# define ISP_HANDLE_INITIATOR 1 320203444Smjacob# define ISP_HANDLE_TARGET 2 321203444Smjacob#define ISP_HANDLE_SEQ_MASK 0xffff0000 322203444Smjacob#define ISP_HANDLE_SEQ_SHIFT 16 323203444Smjacob#define ISP_H2SEQ(hdl) ((hdl & ISP_HANDLE_SEQ_MASK) >> ISP_HANDLE_SEQ_SHIFT) 324203444Smjacob#define ISP_VALID_INI_HANDLE(c, hdl) \ 325203444Smjacob (ISP_H2HT(hdl) == ISP_HANDLE_INITIATOR && (hdl & ISP_HANDLE_CMD_MASK) < (c)->isp_maxcmds && \ 326203444Smjacob ISP_H2SEQ(hdl) == ISP_H2SEQ((c)->isp_xflist[hdl & ISP_HANDLE_CMD_MASK].handle)) 327203444Smjacob#ifdef ISP_TARGET_MODE 328203444Smjacob#define ISP_VALID_TGT_HANDLE(c, hdl) \ 329203444Smjacob (ISP_H2HT(hdl) == ISP_HANDLE_TARGET && (hdl & ISP_HANDLE_CMD_MASK) < (c)->isp_maxcmds && \ 330203444Smjacob ISP_H2SEQ(hdl) == ISP_H2SEQ((c)->isp_tgtlist[hdl & ISP_HANDLE_CMD_MASK].handle)) 331203444Smjacob#define ISP_VALID_HANDLE(c, hdl) \ 332203444Smjacob (ISP_VALID_INI_HANDLE((c), hdl) || ISP_VALID_TGT_HANDLE((c), hdl)) 333203444Smjacob#else 334203444Smjacob#define ISP_VALID_HANDLE ISP_VALID_INI_HANDLE 335203444Smjacob#endif 336203444Smjacob#define ISP_BAD_HANDLE_INDEX 0xffffffff 337163899Smjacob 338203444Smjacob 339163899Smjacob/* 340163899Smjacob * FC Port Database entry. 341163899Smjacob * 342163899Smjacob * It has a handle that the f/w uses to address commands to a device. 343163899Smjacob * This handle's value may be assigned by the firmware (e.g., for local loop 344163899Smjacob * devices) or by the driver (e.g., for fabric devices). 345163899Smjacob * 346163899Smjacob * It has a state. If the state if VALID, that means that we've logged into 347163899Smjacob * the device. We also *may* have a initiator map index entry. This is a value 348196008Smjacob * from 0..MAX_FC_TARG that is used to index into the isp_dev_map array. If 349163899Smjacob * the value therein is non-zero, then that value minus one is used to index 350163899Smjacob * into the Port Database to find the handle for forming commands. There is 351196008Smjacob * back-index minus one value within to Port Database entry that tells us 352196008Smjacob * which entry in isp_dev_map points to us (to avoid searching). 353163899Smjacob * 354163899Smjacob * Local loop devices the firmware automatically performs PLOGI on for us 355163899Smjacob * (which is why that handle is imposed upon us). Fabric devices we assign 356163899Smjacob * a handle to and perform the PLOGI on. 357163899Smjacob * 358163899Smjacob * When a PORT DATABASE CHANGED asynchronous event occurs, we mark all VALID 359163899Smjacob * entries as PROBATIONAL. This allows us, if policy says to, just keep track 360163899Smjacob * of devices whose handles change but are otherwise the same device (and 361163899Smjacob * thus keep 'target' constant). 362163899Smjacob * 363163899Smjacob * In any case, we search all possible local loop handles. For each one that 364163899Smjacob * has a port database entity returned, we search for any PROBATIONAL entry 365163899Smjacob * that matches it and update as appropriate. Otherwise, as a new entry, we 366163899Smjacob * find room for it in the Port Database. We *try* and use the handle as the 367163899Smjacob * index to put it into the Database, but that's just an optimization. We mark 368163899Smjacob * the entry VALID and make sure that the target index is updated and correct. 369163899Smjacob * 370163899Smjacob * When we get done searching the local loop, we then search similarily for 371163899Smjacob * a list of devices we've gotten from the fabric name controller (if we're 372163899Smjacob * on a fabric). VALID marking is also done similarily. 373163899Smjacob * 374163899Smjacob * When all of this is done, we can march through the database and clean up 375163899Smjacob * any entry that is still PROBATIONAL (these represent devices which have 376163899Smjacob * departed). Then we're done and can resume normal operations. 377163899Smjacob * 378163899Smjacob * Negative invariants that we try and test for are: 379163899Smjacob * 380163899Smjacob * + There can never be two non-NIL entries with the same { Port, Node } WWN 381163899Smjacob * duples. 382163899Smjacob * 383163899Smjacob * + There can never be two non-NIL entries with the same handle. 384163899Smjacob * 385196008Smjacob * + There can never be two non-NIL entries which have the same dev_map_idx 386163899Smjacob * value. 387163899Smjacob */ 38835388Smjacobtypedef struct { 389164272Smjacob /* 390164272Smjacob * This is the handle that the firmware needs in order for us to 391164272Smjacob * send commands to the device. For pre-24XX cards, this would be 392164272Smjacob * the 'loopid'. 393164272Smjacob */ 394163899Smjacob uint16_t handle; 395196008Smjacob 396164272Smjacob /* 397196008Smjacob * The dev_map_idx, if nonzero, is the system virtual target ID (+1) 398196008Smjacob * as a cross-reference with the isp_dev_map. 399164272Smjacob * 400164272Smjacob * A device is 'autologin' if the firmware automatically logs into 401164272Smjacob * it (re-logins as needed). Basically, local private loop devices. 402164272Smjacob * 403196008Smjacob * The state is the current state of this entry. 404164272Smjacob * 405164272Smjacob * Role is Initiator, Target, Both 406164272Smjacob * 407196008Smjacob * Portid is obvious, as are node && port WWNs. The new_role and 408164272Smjacob * new_portid is for when we are pending a change. 409196008Smjacob * 410196008Smjacob * The 'target_mode' tag means that this entry arrived via a 411196008Smjacob * target mode command and is immune from normal flushing rules. 412196008Smjacob * You should also never see anything with an initiator role 413196008Smjacob * with this set. 414164272Smjacob */ 415196008Smjacob uint16_t dev_map_idx : 12, 416163899Smjacob autologin : 1, /* F/W does PLOGI/PLOGO */ 417163899Smjacob state : 3; 418196008Smjacob uint32_t reserved : 5, 419196008Smjacob target_mode : 1, 420163899Smjacob roles : 2, 421163899Smjacob portid : 24; 422196008Smjacob uint32_t 423196008Smjacob dirty : 1, /* commands have been run */ 424196008Smjacob new_reserved : 5, 425163899Smjacob new_roles : 2, 426163899Smjacob new_portid : 24; 427163899Smjacob uint64_t node_wwn; 428163899Smjacob uint64_t port_wwn; 429208119Smjacob uint32_t gone_timer; 430163899Smjacob} fcportdb_t; 431163899Smjacob 432163899Smjacob#define FC_PORTDB_STATE_NIL 0 433163899Smjacob#define FC_PORTDB_STATE_PROBATIONAL 1 434163899Smjacob#define FC_PORTDB_STATE_DEAD 2 435163899Smjacob#define FC_PORTDB_STATE_CHANGED 3 436163899Smjacob#define FC_PORTDB_STATE_NEW 4 437163899Smjacob#define FC_PORTDB_STATE_PENDING_VALID 5 438164272Smjacob#define FC_PORTDB_STATE_ZOMBIE 6 439163899Smjacob#define FC_PORTDB_STATE_VALID 7 440163899Smjacob 441163899Smjacob/* 442163899Smjacob * FC card specific information 443196008Smjacob * 444196008Smjacob * This structure is replicated across multiple channels for multi-id 445196008Smjacob * capapble chipsets, with some entities different on a per-channel basis. 446163899Smjacob */ 447196008Smjacob 448163899Smjacobtypedef struct { 449196008Smjacob uint32_t 450196008Smjacob link_active : 1, 451196008Smjacob npiv_fabric : 1, 452196008Smjacob inorder : 1, 453196008Smjacob sendmarker : 1, 454196008Smjacob role : 2, 455196008Smjacob isp_gbspeed : 4, 45677776Smjacob isp_loopstate : 4, /* Current Loop State */ 457160080Smjacob isp_fwstate : 4, /* ISP F/W state */ 458196008Smjacob isp_topo : 3, /* Connection Type */ 459163899Smjacob loop_seen_once : 1; 460196008Smjacob 461155704Smjacob uint32_t : 8, 462154704Smjacob isp_portid : 24; /* S_ID */ 463196008Smjacob 464196008Smjacob 465155704Smjacob uint16_t isp_fwoptions; 466160080Smjacob uint16_t isp_xfwoptions; 467160080Smjacob uint16_t isp_zfwoptions; 468196008Smjacob uint16_t isp_loopid; /* hard loop id */ 469196008Smjacob uint16_t isp_sns_hdl; /* N-port handle for SNS */ 470196008Smjacob uint16_t isp_lasthdl; /* only valid for channel 0 */ 471196008Smjacob uint16_t isp_maxalloc; 472155704Smjacob uint8_t isp_retry_delay; 473155704Smjacob uint8_t isp_retry_count; 474196008Smjacob 475196008Smjacob /* 476196008Smjacob * Current active WWNN/WWPN 477196008Smjacob */ 478196008Smjacob uint64_t isp_wwnn; 479196008Smjacob uint64_t isp_wwpn; 480196008Smjacob 481196008Smjacob /* 482196008Smjacob * NVRAM WWNN/WWPN 483196008Smjacob */ 484166120Smjacob uint64_t isp_wwnn_nvram; 485166120Smjacob uint64_t isp_wwpn_nvram; 486164272Smjacob 487164272Smjacob /* 488164272Smjacob * Our Port Data Base 489164272Smjacob */ 490163899Smjacob fcportdb_t portdb[MAX_FC_TARG]; 491164272Smjacob 492164272Smjacob /* 493164272Smjacob * This maps system virtual 'target' id to a portdb entry. 494164272Smjacob * 495164272Smjacob * The mapping function is to take any non-zero entry and 496164272Smjacob * subtract one to get the portdb index. This means that 497164272Smjacob * entries which are zero are unmapped (i.e., don't exist). 498164272Smjacob */ 499196008Smjacob uint16_t isp_dev_map[MAX_FC_TARG]; 500164272Smjacob 501196008Smjacob#ifdef ISP_TARGET_MODE 50235388Smjacob /* 503196008Smjacob * This maps N-Port Handle to portdb entry so we 504196008Smjacob * don't have to search for every incoming command. 505196008Smjacob * 506196008Smjacob * The mapping function is to take any non-zero entry and 507196008Smjacob * subtract one to get the portdb index. This means that 508196008Smjacob * entries which are zero are unmapped (i.e., don't exist). 509196008Smjacob */ 510196008Smjacob uint16_t isp_tgt_map[MAX_NPORT_HANDLE]; 511196008Smjacob#endif 512196008Smjacob 513196008Smjacob /* 51435388Smjacob * Scratch DMA mapped in area to fetch Port Database stuff, etc. 51535388Smjacob */ 516155704Smjacob void * isp_scratch; 517155704Smjacob XS_DMA_ADDR_T isp_scdma; 51835388Smjacob} fcparam; 51935388Smjacob 52048484Smjacob#define FW_CONFIG_WAIT 0 52148484Smjacob#define FW_WAIT_AL_PA 1 52248484Smjacob#define FW_WAIT_LOGIN 2 52348484Smjacob#define FW_READY 3 52448484Smjacob#define FW_LOSS_OF_SYNC 4 52548484Smjacob#define FW_ERROR 5 52648484Smjacob#define FW_REINIT 6 52748484Smjacob#define FW_NON_PART 7 52835388Smjacob 52948484Smjacob#define LOOP_NIL 0 53048484Smjacob#define LOOP_LIP_RCVD 1 53148484Smjacob#define LOOP_PDB_RCVD 2 532163899Smjacob#define LOOP_SCANNING_LOOP 3 533163899Smjacob#define LOOP_LSCAN_DONE 4 534163899Smjacob#define LOOP_SCANNING_FABRIC 5 535163899Smjacob#define LOOP_FSCAN_DONE 6 53677776Smjacob#define LOOP_SYNCING_PDB 7 53777776Smjacob#define LOOP_READY 8 53835388Smjacob 53959454Smjacob#define TOPO_NL_PORT 0 54059454Smjacob#define TOPO_FL_PORT 1 54159454Smjacob#define TOPO_N_PORT 2 54259454Smjacob#define TOPO_F_PORT 3 54359454Smjacob#define TOPO_PTP_STUB 4 54459454Smjacob 54542131Smjacob/* 54635388Smjacob * Soft Structure per host adapter 54735388Smjacob */ 548155704Smjacobstruct ispsoftc { 54935388Smjacob /* 55035388Smjacob * Platform (OS) specific data 55135388Smjacob */ 55235388Smjacob struct isposinfo isp_osinfo; 55335388Smjacob 55435388Smjacob /* 55553487Smjacob * Pointer to bus specific functions and data 55635388Smjacob */ 55735388Smjacob struct ispmdvec * isp_mdvec; 55835388Smjacob 55935388Smjacob /* 56053487Smjacob * (Mostly) nonvolatile state. Board specific parameters 56153487Smjacob * may contain some volatile state (e.g., current loop state). 56235388Smjacob */ 56335388Smjacob 56453487Smjacob void * isp_param; /* type specific */ 565155704Smjacob uint16_t isp_fwrev[3]; /* Loaded F/W revision */ 566155704Smjacob uint16_t isp_maxcmds; /* max possible I/O cmds */ 567155704Smjacob uint8_t isp_type; /* HBA Chip Type */ 568155704Smjacob uint8_t isp_revision; /* HBA Chip H/W Revision */ 569155704Smjacob uint32_t isp_maxluns; /* maximum luns supported */ 57035388Smjacob 571155704Smjacob uint32_t isp_clock : 8, /* input clock */ 57290224Smjacob : 4, 573163899Smjacob isp_port : 1, /* 23XX/24XX only */ 57487635Smjacob isp_open : 1, /* opened (ioctl) */ 57553487Smjacob isp_bustype : 1, /* SBus or PCI */ 57665140Smjacob isp_loaded_fw : 1, /* loaded firmware */ 577196008Smjacob isp_dblev : 16; /* debug log mask */ 57871079Smjacob 579196008Smjacob uint16_t isp_fwattr; /* firmware attributes */ 580196008Smjacob uint16_t isp_nchan; /* number of channels */ 58171079Smjacob 582196008Smjacob uint32_t isp_confopts; /* config options */ 583196008Smjacob 584163899Smjacob uint32_t isp_rqstinrp; /* register for REQINP */ 585163899Smjacob uint32_t isp_rqstoutrp; /* register for REQOUTP */ 586163899Smjacob uint32_t isp_respinrp; /* register for RESINP */ 587163899Smjacob uint32_t isp_respoutrp; /* register for RESOUTP */ 58882689Smjacob 58969522Smjacob /* 59069522Smjacob * Instrumentation 59169522Smjacob */ 592155704Smjacob uint64_t isp_intcnt; /* total int count */ 593155704Smjacob uint64_t isp_intbogus; /* spurious int count */ 594155704Smjacob uint64_t isp_intmboxc; /* mbox completions */ 595155704Smjacob uint64_t isp_intoasync; /* other async */ 596155704Smjacob uint64_t isp_rsltccmplt; /* CMDs on result q */ 597155704Smjacob uint64_t isp_fphccmplt; /* CMDs via fastpost */ 598155704Smjacob uint16_t isp_rscchiwater; 599155704Smjacob uint16_t isp_fpcchiwater; 600196008Smjacob NANOTIME_T isp_init_time; /* time were last initialized */ 60139235Sgibbs 60235388Smjacob /* 60339235Sgibbs * Volatile state 60435388Smjacob */ 60535388Smjacob 606160080Smjacob volatile uint32_t : 8, 607196008Smjacob : 2, 608196008Smjacob isp_dead : 1, 609196008Smjacob : 1, 61087635Smjacob isp_mboxbsy : 1, /* mailbox command active */ 61139235Sgibbs isp_state : 3, 61252347Smjacob isp_nactive : 16; /* how many commands active */ 613203444Smjacob volatile mbreg_t isp_curmbx; /* currently active mailbox command */ 614163899Smjacob volatile uint32_t isp_reqodx; /* index of last ISP pickup */ 615163899Smjacob volatile uint32_t isp_reqidx; /* index of next request */ 616163899Smjacob volatile uint32_t isp_residx; /* index of next result */ 617163899Smjacob volatile uint32_t isp_resodx; /* index of next result */ 618163899Smjacob volatile uint32_t isp_obits; /* mailbox command output */ 619196008Smjacob volatile uint32_t isp_serno; /* rolling serial number */ 620155704Smjacob volatile uint16_t isp_mboxtmp[MAILBOX_STORAGE]; 621155704Smjacob volatile uint16_t isp_lastmbxcmd; /* last mbox command sent */ 622155704Smjacob volatile uint16_t isp_mbxwrk0; 623155704Smjacob volatile uint16_t isp_mbxwrk1; 624155704Smjacob volatile uint16_t isp_mbxwrk2; 625160080Smjacob volatile uint16_t isp_mbxwrk8; 626203444Smjacob volatile uint16_t isp_seqno; /* running sequence number */ 62790224Smjacob void * isp_mbxworkp; 62835388Smjacob 62935388Smjacob /* 63053487Smjacob * Active commands are stored here, indexed by handle functions. 63135388Smjacob */ 632203444Smjacob isp_hdl_t *isp_xflist; 633203444Smjacob isp_hdl_t *isp_xffree; 63435388Smjacob 635129643Snjl#ifdef ISP_TARGET_MODE 63635388Smjacob /* 637196008Smjacob * Active target commands are stored here, indexed by handle functions. 638129643Snjl */ 639203444Smjacob isp_hdl_t *isp_tgtlist; 640203444Smjacob isp_hdl_t *isp_tgtfree; 641129643Snjl#endif 642129643Snjl 643129643Snjl /* 644120018Smjacob * request/result queue pointers and DMA handles for them. 64535388Smjacob */ 646155704Smjacob void * isp_rquest; 647155704Smjacob void * isp_result; 648155704Smjacob XS_DMA_ADDR_T isp_rquest_dma; 649155704Smjacob XS_DMA_ADDR_T isp_result_dma; 650163899Smjacob#ifdef ISP_TARGET_MODE 651163899Smjacob /* for 24XX only */ 652163899Smjacob void * isp_atioq; 653163899Smjacob XS_DMA_ADDR_T isp_atioq_dma; 654163899Smjacob#endif 655155704Smjacob}; 65635388Smjacob 657196008Smjacob#define SDPARAM(isp, chan) (&((sdparam *)(isp)->isp_param)[(chan)]) 658196008Smjacob#define FCPARAM(isp, chan) (&((fcparam *)(isp)->isp_param)[(chan)]) 65949909Smjacob 660196008Smjacob#define ISP_SET_SENDMARKER(isp, chan, val) \ 661196008Smjacob if (IS_FC(isp)) { \ 662196008Smjacob FCPARAM(isp, chan)->sendmarker = val; \ 663196008Smjacob } else { \ 664196008Smjacob SDPARAM(isp, chan)->sendmarker = val; \ 665196008Smjacob } 666196008Smjacob 667196008Smjacob#define ISP_TST_SENDMARKER(isp, chan) \ 668196008Smjacob (IS_FC(isp)? \ 669196008Smjacob FCPARAM(isp, chan)->sendmarker != 0 : \ 670196008Smjacob SDPARAM(isp, chan)->sendmarker != 0) 671196008Smjacob 67235388Smjacob/* 67364087Smjacob * ISP Driver Run States 67435388Smjacob */ 67535388Smjacob#define ISP_NILSTATE 0 676160080Smjacob#define ISP_CRASHED 1 677160080Smjacob#define ISP_RESETSTATE 2 678160080Smjacob#define ISP_INITSTATE 3 679160080Smjacob#define ISP_RUNSTATE 4 68035388Smjacob 68135388Smjacob/* 68235388Smjacob * ISP Configuration Options 68335388Smjacob */ 68435388Smjacob#define ISP_CFG_NORELOAD 0x80 /* don't download f/w */ 68543793Smjacob#define ISP_CFG_NONVRAM 0x40 /* ignore NVRAM */ 68684241Smjacob#define ISP_CFG_TWOGB 0x20 /* force 2GB connection (23XX only) */ 68784241Smjacob#define ISP_CFG_ONEGB 0x10 /* force 1GB connection (23XX only) */ 68853487Smjacob#define ISP_CFG_FULL_DUPLEX 0x01 /* Full Duplex (Fibre Channel only) */ 68969522Smjacob#define ISP_CFG_PORT_PREF 0x0C /* Mask for Port Prefs (2200 only) */ 69069522Smjacob#define ISP_CFG_LPORT 0x00 /* prefer {N/F}L-Port connection */ 69169522Smjacob#define ISP_CFG_NPORT 0x04 /* prefer {N/F}-Port connection */ 69269522Smjacob#define ISP_CFG_NPORT_ONLY 0x08 /* insist on {N/F}-Port connection */ 69369522Smjacob#define ISP_CFG_LPORT_ONLY 0x0C /* insist on {N/F}L-Port connection */ 69498281Smjacob#define ISP_CFG_OWNFSZ 0x400 /* override NVRAM frame size */ 69598281Smjacob#define ISP_CFG_OWNLOOPID 0x800 /* override NVRAM loopid */ 69698281Smjacob#define ISP_CFG_OWNEXCTHROTTLE 0x1000 /* override NVRAM execution throttle */ 697163899Smjacob#define ISP_CFG_FOURGB 0x2000 /* force 4GB connection (24XX only) */ 69835388Smjacob 69964087Smjacob/* 700196008Smjacob * For each channel, the outer layers should know what role that channel 701196008Smjacob * will take: ISP_ROLE_NONE, ISP_ROLE_INITIATOR, ISP_ROLE_TARGET, 702196008Smjacob * ISP_ROLE_BOTH. 70371079Smjacob * 70471079Smjacob * If you set ISP_ROLE_NONE, the cards will be reset, new firmware loaded, 70571079Smjacob * NVRAM read, and defaults set, but any further initialization (e.g. 70671079Smjacob * INITIALIZE CONTROL BLOCK commands for 2X00 cards) won't be done. 70771079Smjacob * 70871079Smjacob * If INITIATOR MODE isn't set, attempts to run commands will be stopped 709196008Smjacob * at isp_start and completed with the equivalent of SELECTION TIMEOUT. 71071079Smjacob * 71171079Smjacob * If TARGET MODE is set, it doesn't mean that the rest of target mode support 71271079Smjacob * needs to be enabled, or will even work. What happens with the 2X00 cards 71371079Smjacob * here is that if you have enabled it with TARGET MODE as part of the ICB 71471079Smjacob * options, but you haven't given the f/w any ram resources for ATIOs or 71571079Smjacob * Immediate Notifies, the f/w just handles what it can and you never see 71671079Smjacob * anything. Basically, it sends a single byte of data (the first byte, 71771079Smjacob * which you can set as part of the INITIALIZE CONTROL BLOCK command) for 71871079Smjacob * INQUIRY, and sends back QUEUE FULL status for any other command. 71979235Smjacob * 72071079Smjacob */ 72171079Smjacob#define ISP_ROLE_NONE 0x0 722125544Smjacob#define ISP_ROLE_TARGET 0x1 723125544Smjacob#define ISP_ROLE_INITIATOR 0x2 72471079Smjacob#define ISP_ROLE_BOTH (ISP_ROLE_TARGET|ISP_ROLE_INITIATOR) 72571079Smjacob#define ISP_ROLE_EITHER ISP_ROLE_BOTH 72671079Smjacob#ifndef ISP_DEFAULT_ROLES 727236427Smjacob/* 728236427Smjacob * Counterintuitively, we prefer to default to role 'none' 729236427Smjacob * if we are enable target mode support. This gives us the 730236427Smjacob * maximum flexibility as to which port will do what. 731236427Smjacob */ 732236427Smjacob#ifdef ISP_TARGET_MODE 733236427Smjacob#define ISP_DEFAULT_ROLES ISP_ROLE_NONE 734236427Smjacob#else 73571079Smjacob#define ISP_DEFAULT_ROLES ISP_ROLE_INITIATOR 73671079Smjacob#endif 737236427Smjacob#endif 73871079Smjacob 73971079Smjacob 74071079Smjacob/* 74164087Smjacob * Firmware related defines 74264087Smjacob */ 74371079Smjacob#define ISP_CODE_ORG 0x1000 /* default f/w code start */ 74482689Smjacob#define ISP_CODE_ORG_2300 0x0800 /* ..except for 2300s */ 745163899Smjacob#define ISP_CODE_ORG_2400 0x100000 /* ..and 2400s */ 74645282Smjacob#define ISP_FW_REV(maj, min, mic) ((maj << 24) | (min << 16) | mic) 74782841Smjacob#define ISP_FW_MAJOR(code) ((code >> 24) & 0xff) 74882841Smjacob#define ISP_FW_MINOR(code) ((code >> 16) & 0xff) 74982841Smjacob#define ISP_FW_MICRO(code) ((code >> 8) & 0xff) 75071079Smjacob#define ISP_FW_REVX(xp) ((xp[0]<<24) | (xp[1] << 16) | xp[2]) 75182841Smjacob#define ISP_FW_MAJORX(xp) (xp[0]) 75282841Smjacob#define ISP_FW_MINORX(xp) (xp[1]) 75382841Smjacob#define ISP_FW_MICROX(xp) (xp[2]) 754102012Smjacob#define ISP_FW_NEWER_THAN(i, major, minor, micro) \ 755102012Smjacob (ISP_FW_REVX((i)->isp_fwrev) > ISP_FW_REV(major, minor, micro)) 756163899Smjacob#define ISP_FW_OLDER_THAN(i, major, minor, micro) \ 757163899Smjacob (ISP_FW_REVX((i)->isp_fwrev) < ISP_FW_REV(major, minor, micro)) 75839235Sgibbs 75935388Smjacob/* 76039235Sgibbs * Bus (implementation) types 76135388Smjacob */ 76239235Sgibbs#define ISP_BT_PCI 0 /* PCI Implementations */ 76339235Sgibbs#define ISP_BT_SBUS 1 /* SBus Implementations */ 76439235Sgibbs 76539235Sgibbs/* 76687635Smjacob * If we have not otherwise defined SBus support away make sure 76787635Smjacob * it is defined here such that the code is included as default 76887635Smjacob */ 76987635Smjacob#ifndef ISP_SBUS_SUPPORTED 77087635Smjacob#define ISP_SBUS_SUPPORTED 1 77187635Smjacob#endif 77287635Smjacob 77387635Smjacob/* 77439235Sgibbs * Chip Types 77539235Sgibbs */ 77635388Smjacob#define ISP_HA_SCSI 0xf 77739235Sgibbs#define ISP_HA_SCSI_UNKNOWN 0x1 77839235Sgibbs#define ISP_HA_SCSI_1020 0x2 77939235Sgibbs#define ISP_HA_SCSI_1020A 0x3 78039235Sgibbs#define ISP_HA_SCSI_1040 0x4 78139235Sgibbs#define ISP_HA_SCSI_1040A 0x5 78239235Sgibbs#define ISP_HA_SCSI_1040B 0x6 78345282Smjacob#define ISP_HA_SCSI_1040C 0x7 78454671Smjacob#define ISP_HA_SCSI_1240 0x8 78554671Smjacob#define ISP_HA_SCSI_1080 0x9 78654671Smjacob#define ISP_HA_SCSI_1280 0xa 787104916Smjacob#define ISP_HA_SCSI_10160 0xb 788104916Smjacob#define ISP_HA_SCSI_12160 0xc 78935388Smjacob#define ISP_HA_FC 0xf0 79035388Smjacob#define ISP_HA_FC_2100 0x10 79148484Smjacob#define ISP_HA_FC_2200 0x20 79277365Smjacob#define ISP_HA_FC_2300 0x30 79388855Smjacob#define ISP_HA_FC_2312 0x40 794154704Smjacob#define ISP_HA_FC_2322 0x50 795154704Smjacob#define ISP_HA_FC_2400 0x60 796196008Smjacob#define ISP_HA_FC_2500 0x70 79735388Smjacob 79844819Smjacob#define IS_SCSI(isp) (isp->isp_type & ISP_HA_SCSI) 799196008Smjacob#define IS_1020(isp) (isp->isp_type < ISP_HA_SCSI_1240) 80054671Smjacob#define IS_1240(isp) (isp->isp_type == ISP_HA_SCSI_1240) 80144819Smjacob#define IS_1080(isp) (isp->isp_type == ISP_HA_SCSI_1080) 80254671Smjacob#define IS_1280(isp) (isp->isp_type == ISP_HA_SCSI_1280) 803104916Smjacob#define IS_10160(isp) (isp->isp_type == ISP_HA_SCSI_10160) 80457145Smjacob#define IS_12160(isp) (isp->isp_type == ISP_HA_SCSI_12160) 80557145Smjacob 80657145Smjacob#define IS_12X0(isp) (IS_1240(isp) || IS_1280(isp)) 807104916Smjacob#define IS_1X160(isp) (IS_10160(isp) || IS_12160(isp)) 80857145Smjacob#define IS_DUALBUS(isp) (IS_12X0(isp) || IS_12160(isp)) 809104916Smjacob#define IS_ULTRA2(isp) (IS_1080(isp) || IS_1280(isp) || IS_1X160(isp)) 810104916Smjacob#define IS_ULTRA3(isp) (IS_1X160(isp)) 81157145Smjacob 81277365Smjacob#define IS_FC(isp) ((isp)->isp_type & ISP_HA_FC) 81377365Smjacob#define IS_2100(isp) ((isp)->isp_type == ISP_HA_FC_2100) 81477365Smjacob#define IS_2200(isp) ((isp)->isp_type == ISP_HA_FC_2200) 815163899Smjacob#define IS_23XX(isp) ((isp)->isp_type >= ISP_HA_FC_2300 && \ 816163899Smjacob (isp)->isp_type < ISP_HA_FC_2400) 81788855Smjacob#define IS_2300(isp) ((isp)->isp_type == ISP_HA_FC_2300) 81888855Smjacob#define IS_2312(isp) ((isp)->isp_type == ISP_HA_FC_2312) 819154704Smjacob#define IS_2322(isp) ((isp)->isp_type == ISP_HA_FC_2322) 820154704Smjacob#define IS_24XX(isp) ((isp)->isp_type >= ISP_HA_FC_2400) 821196008Smjacob#define IS_25XX(isp) ((isp)->isp_type >= ISP_HA_FC_2500) 82244819Smjacob 82364087Smjacob/* 824155704Smjacob * DMA related macros 82564087Smjacob */ 826163899Smjacob#define DMA_WD3(x) (((uint16_t)(((uint64_t)x) >> 48)) & 0xffff) 827163899Smjacob#define DMA_WD2(x) (((uint16_t)(((uint64_t)x) >> 32)) & 0xffff) 828163899Smjacob#define DMA_WD1(x) ((uint16_t)((x) >> 16) & 0xffff) 829163899Smjacob#define DMA_WD0(x) ((uint16_t)((x) & 0xffff)) 83057145Smjacob 831155704Smjacob#define DMA_LO32(x) ((uint32_t) (x)) 832155704Smjacob#define DMA_HI32(x) ((uint32_t)(((uint64_t)x) >> 32)) 833155704Smjacob 83435388Smjacob/* 83564087Smjacob * Core System Function Prototypes 83635388Smjacob */ 83735388Smjacob 83835388Smjacob/* 839196008Smjacob * Reset Hardware. Totally. Assumes that you'll follow this with a call to isp_init. 84035388Smjacob */ 841196008Smjacobvoid isp_reset(ispsoftc_t *, int); 84235388Smjacob 84335388Smjacob/* 84435388Smjacob * Initialize Hardware to known state 84535388Smjacob */ 846155704Smjacobvoid isp_init(ispsoftc_t *); 84735388Smjacob 84835388Smjacob/* 84939235Sgibbs * Reset the ISP and call completion for any orphaned commands. 85039235Sgibbs */ 851196008Smjacobvoid isp_reinit(ispsoftc_t *, int); 85239235Sgibbs 85339235Sgibbs/* 85482689Smjacob * Internal Interrupt Service Routine 85582689Smjacob * 85682689Smjacob * The outer layers do the spade work to get the appropriate status register, 85782689Smjacob * semaphore register and first mailbox register (if appropriate). This also 85882689Smjacob * means that most spurious/bogus interrupts not for us can be filtered first. 85935388Smjacob */ 860163899Smjacobvoid isp_intr(ispsoftc_t *, uint32_t, uint16_t, uint16_t); 86135388Smjacob 86282689Smjacob 86335388Smjacob/* 86464087Smjacob * Command Entry Point- Platform Dependent layers call into this 86535388Smjacob */ 86674229Smjacobint isp_start(XS_T *); 867155704Smjacob 86864087Smjacob/* these values are what isp_start returns */ 86964087Smjacob#define CMD_COMPLETE 101 /* command completed */ 87064087Smjacob#define CMD_EAGAIN 102 /* busy- maybe retry later */ 87164087Smjacob#define CMD_QUEUED 103 /* command has been queued for execution */ 87264087Smjacob#define CMD_RQLATER 104 /* requeue this command later */ 87335388Smjacob 87439235Sgibbs/* 87564087Smjacob * Command Completion Point- Core layers call out from this with completed cmds 87664087Smjacob */ 87774229Smjacobvoid isp_done(XS_T *); 87864087Smjacob 87964087Smjacob/* 88043420Smjacob * Platform Dependent to External to Internal Control Function 88139235Sgibbs * 88272355Smjacob * Assumes locks are held on entry. You should note that with many of 883196008Smjacob * these commands locks may be released while this function is called. 88439235Sgibbs * 885196008Smjacob * ... ISPCTL_RESET_BUS, int channel); 886196008Smjacob * Reset BUS on this channel 887196008Smjacob * ... ISPCTL_RESET_DEV, int channel, int target); 888196008Smjacob * Reset Device on this channel at this target. 889196008Smjacob * ... ISPCTL_ABORT_CMD, XS_T *xs); 890196008Smjacob * Abort active transaction described by xs. 891196008Smjacob * ... IPCTL_UPDATE_PARAMS); 892196008Smjacob * Update any operating parameters (speed, etc.) 893196008Smjacob * ... ISPCTL_FCLINK_TEST, int channel); 894196008Smjacob * Test FC link status on this channel 895196008Smjacob * ... ISPCTL_SCAN_FABRIC, int channel); 896196008Smjacob * Scan fabric on this channel 897196008Smjacob * ... ISPCTL_SCAN_LOOP, int channel); 898196008Smjacob * Scan local loop on this channel 899196008Smjacob * ... ISPCTL_PDB_SYNC, int channel); 900196008Smjacob * Synchronize port database on this channel 901196008Smjacob * ... ISPCTL_SEND_LIP, int channel); 902196008Smjacob * Send a LIP on this channel 903196008Smjacob * ... ISPCTL_GET_NAMES, int channel, int np, uint64_t *wwnn, uint64_t *wwpn) 904196008Smjacob * Get a WWNN/WWPN for this N-port handle on this channel 905196008Smjacob * ... ISPCTL_RUN_MBOXCMD, mbreg_t *mbp) 906196008Smjacob * Run this mailbox command 907196008Smjacob * ... ISPCTL_GET_PDB, int channel, int nphandle, isp_pdb_t *pdb) 908196008Smjacob * Get PDB on this channel for this N-port handle 909196008Smjacob * ... ISPCTL_PLOGX, isp_plcmd_t *) 910196008Smjacob * Performa a port login/logout 91172355Smjacob * 91272355Smjacob * ISPCTL_PDB_SYNC is somewhat misnamed. It actually is the final step, in 91372355Smjacob * order, of ISPCTL_FCLINK_TEST, ISPCTL_SCAN_FABRIC, and ISPCTL_SCAN_LOOP. 91472355Smjacob * The main purpose of ISPCTL_PDB_SYNC is to complete management of logging 91572355Smjacob * and logging out of fabric devices (if one is on a fabric) and then marking 91672355Smjacob * the 'loop state' as being ready to now be used for sending commands to 91772355Smjacob * devices. Originally fabric name server and local loop scanning were 91881794Smjacob * part of this function. It's now been separated to allow for finer control. 91939235Sgibbs */ 92039235Sgibbstypedef enum { 921196008Smjacob ISPCTL_RESET_BUS, 922196008Smjacob ISPCTL_RESET_DEV, 923196008Smjacob ISPCTL_ABORT_CMD, 924196008Smjacob ISPCTL_UPDATE_PARAMS, 925196008Smjacob ISPCTL_FCLINK_TEST, 926196008Smjacob ISPCTL_SCAN_FABRIC, 927196008Smjacob ISPCTL_SCAN_LOOP, 928196008Smjacob ISPCTL_PDB_SYNC, 929196008Smjacob ISPCTL_SEND_LIP, 930196008Smjacob ISPCTL_GET_NAMES, 931196008Smjacob ISPCTL_RUN_MBOXCMD, 932196008Smjacob ISPCTL_GET_PDB, 933196008Smjacob ISPCTL_PLOGX 93439235Sgibbs} ispctl_t; 935196008Smjacobint isp_control(ispsoftc_t *, ispctl_t, ...); 93639235Sgibbs 93739235Sgibbs/* 93843420Smjacob * Platform Dependent to Internal to External Control Function 93943420Smjacob */ 94043420Smjacob 94143420Smjacobtypedef enum { 942196008Smjacob ISPASYNC_NEW_TGT_PARAMS, /* SPI New Target Parameters */ 943196008Smjacob ISPASYNC_BUS_RESET, /* All Bus Was Reset */ 94448484Smjacob ISPASYNC_LOOP_DOWN, /* FC Loop Down */ 94548484Smjacob ISPASYNC_LOOP_UP, /* FC Loop Up */ 946196008Smjacob ISPASYNC_LIP, /* FC LIP Received */ 947196008Smjacob ISPASYNC_LOOP_RESET, /* FC Loop Reset Received */ 94872355Smjacob ISPASYNC_CHANGE_NOTIFY, /* FC Change Notification */ 949196008Smjacob ISPASYNC_DEV_ARRIVED, /* FC Device Arrived */ 950196008Smjacob ISPASYNC_DEV_CHANGED, /* FC Device Changed */ 951196008Smjacob ISPASYNC_DEV_STAYED, /* FC Device Stayed */ 952196008Smjacob ISPASYNC_DEV_GONE, /* FC Device Departure */ 953196008Smjacob ISPASYNC_TARGET_NOTIFY, /* All target async notification */ 954196008Smjacob ISPASYNC_TARGET_ACTION, /* All target action requested */ 955196008Smjacob ISPASYNC_FW_CRASH, /* All Firmware has crashed */ 956196008Smjacob ISPASYNC_FW_RESTARTED /* All Firmware has been restarted */ 95743420Smjacob} ispasync_t; 958196008Smjacobvoid isp_async(ispsoftc_t *, ispasync_t, ...); 95943420Smjacob 960196008Smjacob#define ISPASYNC_CHANGE_PDB 0 961196008Smjacob#define ISPASYNC_CHANGE_SNS 1 962196008Smjacob#define ISPASYNC_CHANGE_OTHER 2 96372355Smjacob 96443420Smjacob/* 965224856Smjacob * Platform Independent Error Prinout 966224856Smjacob */ 967224856Smjacobvoid isp_prt_endcmd(ispsoftc_t *, XS_T *); 968224856Smjacob 969224856Smjacob/* 97064087Smjacob * Platform Dependent Error and Debug Printout 971146073Smjacob * 972205698Smjacob * Two required functions for each platform must be provided: 973146073Smjacob * 974155704Smjacob * void isp_prt(ispsoftc_t *, int level, const char *, ...) 975205698Smjacob * void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...) 976146073Smjacob * 977146073Smjacob * but due to compiler differences on different platforms this won't be 978205698Smjacob * formally defined here. Instead, they go in each platform definition file. 97939235Sgibbs */ 98070490Smjacob 98164087Smjacob#define ISP_LOGALL 0x0 /* log always */ 98264087Smjacob#define ISP_LOGCONFIG 0x1 /* log configuration messages */ 98364087Smjacob#define ISP_LOGINFO 0x2 /* log informational messages */ 98464087Smjacob#define ISP_LOGWARN 0x4 /* log warning messages */ 98564087Smjacob#define ISP_LOGERR 0x8 /* log error messages */ 98664087Smjacob#define ISP_LOGDEBUG0 0x10 /* log simple debug messages */ 98764087Smjacob#define ISP_LOGDEBUG1 0x20 /* log intermediate debug messages */ 98864087Smjacob#define ISP_LOGDEBUG2 0x40 /* log most debug messages */ 98979235Smjacob#define ISP_LOGDEBUG3 0x80 /* log high frequency debug messages */ 990164272Smjacob#define ISP_LOGSANCFG 0x100 /* log SAN configuration */ 991205698Smjacob#define ISP_LOG_CWARN 0x200 /* log SCSI command "warnings" (e.g., check conditions) */ 992196008Smjacob#define ISP_LOGTINFO 0x1000 /* log informational messages (target mode) */ 993196008Smjacob#define ISP_LOGTDEBUG0 0x2000 /* log simple debug messages (target mode) */ 994196008Smjacob#define ISP_LOGTDEBUG1 0x4000 /* log intermediate debug messages (target) */ 995196008Smjacob#define ISP_LOGTDEBUG2 0x8000 /* log all debug messages (target) */ 99639235Sgibbs 99764087Smjacob/* 99864087Smjacob * Each Platform provides it's own isposinfo substructure of the ispsoftc 99964087Smjacob * defined above. 100064087Smjacob * 100164087Smjacob * Each platform must also provide the following macros/defines: 100264087Smjacob * 100364087Smjacob * 1004196008Smjacob * ISP_FC_SCRLEN FC scratch area DMA length 100564087Smjacob * 1006196008Smjacob * ISP_MEMZERO(dst, src) platform zeroing function 1007196008Smjacob * ISP_MEMCPY(dst, src, count) platform copying function 1008196008Smjacob * ISP_SNPRINTF(buf, bufsize, fmt, ...) snprintf 1009196008Smjacob * ISP_DELAY(usecs) microsecond spindelay function 1010196008Smjacob * ISP_SLEEP(isp, usecs) microsecond sleep function 101164087Smjacob * 1012196008Smjacob * ISP_INLINE ___inline or not- depending on how 1013196008Smjacob * good your debugger is 1014219098Smjacob * ISP_MIN shorthand for ((a) < (b))? (a) : (b) 1015196008Smjacob * 101664087Smjacob * NANOTIME_T nanosecond time type 101764087Smjacob * 101864087Smjacob * GET_NANOTIME(NANOTIME_T *) get current nanotime. 101964087Smjacob * 1020155704Smjacob * GET_NANOSEC(NANOTIME_T *) get uint64_t from NANOTIME_T 102164087Smjacob * 102264087Smjacob * NANOTIME_SUB(NANOTIME_T *, NANOTIME_T *) 102364087Smjacob * subtract two NANOTIME_T values 102464087Smjacob * 1025196008Smjacob * MAXISPREQUEST(ispsoftc_t *) maximum request queue size 102664087Smjacob * for this particular board type 102764087Smjacob * 1028218691Smarius * MEMORYBARRIER(ispsoftc_t *, barrier_type, offset, size, chan) 102964087Smjacob * 103064087Smjacob * Function/Macro the provides memory synchronization on 103164087Smjacob * various objects so that the ISP's and the system's view 103264087Smjacob * of the same object is consistent. 103364087Smjacob * 1034155704Smjacob * MBOX_ACQUIRE(ispsoftc_t *) acquire lock on mailbox regs 1035163899Smjacob * MBOX_WAIT_COMPLETE(ispsoftc_t *, mbreg_t *) wait for cmd to be done 1036155704Smjacob * MBOX_NOTIFY_COMPLETE(ispsoftc_t *) notification of mbox cmd donee 1037155704Smjacob * MBOX_RELEASE(ispsoftc_t *) release lock on mailbox regs 103864087Smjacob * 1039196008Smjacob * FC_SCRATCH_ACQUIRE(ispsoftc_t *, chan) acquire lock on FC scratch area 1040196008Smjacob * return -1 if you cannot 1041196008Smjacob * FC_SCRATCH_RELEASE(ispsoftc_t *, chan) acquire lock on FC scratch area 104272355Smjacob * 104364087Smjacob * SCSI_GOOD SCSI 'Good' Status 104464087Smjacob * SCSI_CHECK SCSI 'Check Condition' Status 104564087Smjacob * SCSI_BUSY SCSI 'Busy' Status 104664087Smjacob * SCSI_QFULL SCSI 'Queue Full' Status 104764087Smjacob * 1048196008Smjacob * XS_T Platform SCSI transaction type (i.e., command for HBA) 1049196008Smjacob * XS_DMA_ADDR_T Platform PCI DMA Address Type 1050196008Smjacob * XS_GET_DMA_SEG(..) Get 32 bit dma segment list value 1051196008Smjacob * XS_GET_DMA64_SEG(..) Get 64 bit dma segment list value 1052196008Smjacob * XS_ISP(xs) gets an instance out of an XS_T 1053196008Smjacob * XS_CHANNEL(xs) gets the channel (bus # for DUALBUS cards) "" 1054196008Smjacob * XS_TGT(xs) gets the target "" 1055196008Smjacob * XS_LUN(xs) gets the lun "" 1056196008Smjacob * XS_CDBP(xs) gets a pointer to the scsi CDB "" 1057196008Smjacob * XS_CDBLEN(xs) gets the CDB's length "" 1058196008Smjacob * XS_XFRLEN(xs) gets the associated data transfer length "" 1059196008Smjacob * XS_TIME(xs) gets the time (in milliseconds) for this command 1060196008Smjacob * XS_GET_RESID(xs) gets the current residual count 1061196008Smjacob * XS_GET_RESID(xs, resid) sets the current residual count 1062196008Smjacob * XS_STSP(xs) gets a pointer to the SCSI status byte "" 1063196008Smjacob * XS_SNSP(xs) gets a pointer to the associate sense data 1064196008Smjacob * XS_SNSLEN(xs) gets the length of sense data storage 1065196008Smjacob * XS_SNSKEY(xs) dereferences XS_SNSP to get the current stored Sense Key 1066205698Smjacob * XS_SNSASC(xs) dereferences XS_SNSP to get the current stored Additional Sense Code 1067205698Smjacob * XS_SNSASCQ(xs) dereferences XS_SNSP to get the current stored Additional Sense Code Qualifier 1068196008Smjacob * XS_TAG_P(xs) predicate of whether this command should be tagged 1069196008Smjacob * XS_TAG_TYPE(xs) which type of tag to use 1070196008Smjacob * XS_SETERR(xs) set error state 107164087Smjacob * 107264087Smjacob * HBA_NOERROR command has no erros 107364087Smjacob * HBA_BOTCH hba botched something 107464087Smjacob * HBA_CMDTIMEOUT command timed out 107564087Smjacob * HBA_SELTIMEOUT selection timed out (also port logouts for FC) 107664087Smjacob * HBA_TGTBSY target returned a BUSY status 107764087Smjacob * HBA_BUSRESET bus reset destroyed command 107864087Smjacob * HBA_ABORTED command was aborted (by request) 107964087Smjacob * HBA_DATAOVR a data overrun was detected 108064087Smjacob * HBA_ARQFAIL Automatic Request Sense failed 108164087Smjacob * 108264087Smjacob * XS_ERR(xs) return current error state 108364087Smjacob * XS_NOERR(xs) there is no error currently set 108464087Smjacob * XS_INITERR(xs) initialize error state 108564087Smjacob * 1086164272Smjacob * XS_SAVE_SENSE(xs, sp, len) save sense data 108764087Smjacob * 1088205698Smjacob * XS_SENSE_VALID(xs) indicates whether sense is valid 1089205698Smjacob * 1090196008Smjacob * DEFAULT_FRAMESIZE(ispsoftc_t *) Default Frame Size 1091196008Smjacob * DEFAULT_EXEC_THROTTLE(ispsoftc_t *) Default Execution Throttle 109264087Smjacob * 1093196008Smjacob * GET_DEFAULT_ROLE(ispsoftc_t *, int) Get Default Role for a channel 1094196008Smjacob * SET_DEFAULT_ROLE(ispsoftc_t *, int, int) Set Default Role for a channel 1095196008Smjacob * DEFAULT_IID(ispsoftc_t *, int) Default SCSI initiator ID 1096196008Smjacob * DEFAULT_LOOPID(ispsoftc_t *, int) Default FC Loop ID 109764087Smjacob * 109867047Smjacob * These establish reasonable defaults for each platform. 109967047Smjacob * These must be available independent of card NVRAM and are 110067047Smjacob * to be used should NVRAM not be readable. 110164087Smjacob * 1102196008Smjacob * DEFAULT_NODEWWN(ispsoftc_t *, chan) Default FC Node WWN to use 1103196008Smjacob * DEFAULT_PORTWWN(ispsoftc_t *, chan) Default FC Port WWN to use 110464087Smjacob * 1105196008Smjacob * These defines are hooks to allow the setting of node and 1106196008Smjacob * port WWNs when NVRAM cannot be read or is to be overriden. 110764087Smjacob * 1108196008Smjacob * ACTIVE_NODEWWN(ispsoftc_t *, chan) FC Node WWN to use 1109196008Smjacob * ACTIVE_PORTWWN(ispsoftc_t *, chan) FC Port WWN to use 111087635Smjacob * 1111196008Smjacob * After NVRAM is read, these will be invoked to get the 1112196008Smjacob * node and port WWNs that will actually be used for this 1113196008Smjacob * channel. 1114196008Smjacob * 1115196008Smjacob * 1116155704Smjacob * ISP_IOXPUT_8(ispsoftc_t *, uint8_t srcval, uint8_t *dstptr) 1117155704Smjacob * ISP_IOXPUT_16(ispsoftc_t *, uint16_t srcval, uint16_t *dstptr) 1118155704Smjacob * ISP_IOXPUT_32(ispsoftc_t *, uint32_t srcval, uint32_t *dstptr) 111987635Smjacob * 1120155704Smjacob * ISP_IOXGET_8(ispsoftc_t *, uint8_t *srcptr, uint8_t dstrval) 1121155704Smjacob * ISP_IOXGET_16(ispsoftc_t *, uint16_t *srcptr, uint16_t dstrval) 1122155704Smjacob * ISP_IOXGET_32(ispsoftc_t *, uint32_t *srcptr, uint32_t dstrval) 112387635Smjacob * 1124155704Smjacob * ISP_SWIZZLE_NVRAM_WORD(ispsoftc_t *, uint16_t *) 1125171159Smjacob * ISP_SWIZZLE_NVRAM_LONG(ispsoftc_t *, uint32_t *) 1126171159Smjacob * ISP_SWAP16(ispsoftc_t *, uint16_t srcval) 1127171159Smjacob * ISP_SWAP32(ispsoftc_t *, uint32_t srcval) 112864087Smjacob */ 112977365Smjacob 1130196008Smjacob#ifdef ISP_TARGET_MODE 1131196008Smjacob/* 1132196008Smjacob * The functions below are for the publicly available 1133196008Smjacob * target mode functions that are internal to the Qlogic driver. 1134196008Smjacob */ 1135196008Smjacob 1136196008Smjacob/* 1137196008Smjacob * This function handles new response queue entry appropriate for target mode. 1138196008Smjacob */ 1139196008Smjacobint isp_target_notify(ispsoftc_t *, void *, uint32_t *); 1140196008Smjacob 1141196008Smjacob/* 1142196008Smjacob * This function externalizes the ability to acknowledge an Immediate Notify request. 1143196008Smjacob */ 1144196008Smjacobint isp_notify_ack(ispsoftc_t *, void *); 1145196008Smjacob 1146196008Smjacob/* 1147196008Smjacob * This function externalized acknowledging (success/fail) an ABTS frame 1148196008Smjacob */ 1149196008Smjacobint isp_acknak_abts(ispsoftc_t *, void *, int); 1150196008Smjacob 1151196008Smjacob/* 1152196008Smjacob * Enable/Disable/Modify a logical unit. 1153196008Smjacob * (softc, cmd, bus, tgt, lun, cmd_cnt, inotify_cnt) 1154196008Smjacob */ 1155196008Smjacob#define DFLT_CMND_CNT 0xfe /* unmonitored */ 1156196008Smjacob#define DFLT_INOT_CNT 0xfe /* unmonitored */ 1157196008Smjacobint isp_lun_cmd(ispsoftc_t *, int, int, int, int, int); 1158196008Smjacob 1159196008Smjacob/* 1160196008Smjacob * General request queue 'put' routine for target mode entries. 1161196008Smjacob */ 1162196008Smjacobint isp_target_put_entry(ispsoftc_t *isp, void *); 1163196008Smjacob 1164196008Smjacob/* 1165196008Smjacob * General routine to put back an ATIO entry- 1166196008Smjacob * used for replenishing f/w resource counts. 1167196008Smjacob * The argument is a pointer to a source ATIO 1168196008Smjacob * or ATIO2. 1169196008Smjacob */ 1170196008Smjacobint isp_target_put_atio(ispsoftc_t *, void *); 1171196008Smjacob 1172196008Smjacob/* 1173196008Smjacob * General routine to send a final CTIO for a command- used mostly for 1174196008Smjacob * local responses. 1175196008Smjacob */ 1176196008Smjacobint isp_endcmd(ispsoftc_t *, ...); 1177196008Smjacob#define ECMD_SVALID 0x100 1178196008Smjacob#define ECMD_TERMINATE 0x200 1179196008Smjacob 1180196008Smjacob/* 1181196008Smjacob * Handle an asynchronous event 1182196008Smjacob * 1183196008Smjacob * Return nonzero if the interrupt that generated this event has been dismissed. 1184196008Smjacob */ 1185196008Smjacobint isp_target_async(ispsoftc_t *, int, int); 1186196008Smjacob#endif 118735388Smjacob#endif /* _ISPVAR_H */ 1188