The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/dev/isp/isp_freebsd.h

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    1 /* $FreeBSD$ */
    2 /*-
    3  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    4  *
    5  * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions
    6  *
    7  * Copyright (c) 2009-2020 Alexander Motin <mav@FreeBSD.org>
    8  * Copyright (c) 1997-2008 by Matthew Jacob
    9  * All rights reserved.
   10  *
   11  * Redistribution and use in source and binary forms, with or without
   12  * modification, are permitted provided that the following conditions
   13  * are met:
   14  * 1. Redistributions of source code must retain the above copyright
   15  *    notice immediately at the beginning of the file, without modification,
   16  *    this list of conditions, and the following disclaimer.
   17  * 2. The name of the author may not be used to endorse or promote products
   18  *    derived from this software without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
   24  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  */
   32 #ifndef _ISP_FREEBSD_H
   33 #define _ISP_FREEBSD_H
   34 
   35 #include <sys/param.h>
   36 #include <sys/systm.h>
   37 #include <sys/endian.h>
   38 #include <sys/jail.h>
   39 #include <sys/lock.h>
   40 #include <sys/kernel.h>
   41 #include <sys/queue.h>
   42 #include <sys/malloc.h>
   43 #include <sys/mutex.h>
   44 #include <sys/condvar.h>
   45 #include <sys/rman.h>
   46 #include <sys/sysctl.h>
   47 
   48 #include <sys/proc.h>
   49 #include <sys/bus.h>
   50 #include <sys/taskqueue.h>
   51 
   52 #include <machine/bus.h>
   53 #include <machine/cpu.h>
   54 #include <machine/stdarg.h>
   55 
   56 #include <cam/cam.h>
   57 #include <cam/cam_debug.h>
   58 #include <cam/cam_ccb.h>
   59 #include <cam/cam_sim.h>
   60 #include <cam/cam_xpt.h>
   61 #include <cam/cam_xpt_sim.h>
   62 #include <cam/cam_debug.h>
   63 #include <cam/scsi/scsi_all.h>
   64 #include <cam/scsi/scsi_message.h>
   65 
   66 #include "opt_ddb.h"
   67 #include "opt_isp.h"
   68 
   69 #define ISP_PLATFORM_VERSION_MAJOR      7
   70 #define ISP_PLATFORM_VERSION_MINOR      10
   71 
   72 #define ISP_IFLAGS      INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
   73 
   74 #ifdef  ISP_TARGET_MODE
   75 #define N_XCMDS         64
   76 #define XCMD_SIZE       512
   77 struct ispsoftc;
   78 typedef union isp_ecmd {
   79         union isp_ecmd *        next;
   80         uint8_t                 data[XCMD_SIZE];
   81 } isp_ecmd_t;
   82 isp_ecmd_t *    isp_get_ecmd(struct ispsoftc *);
   83 void            isp_put_ecmd(struct ispsoftc *, isp_ecmd_t *);
   84 
   85 #define ATPDPSIZE       4096
   86 #define ATPDPHASHSIZE   32
   87 #define ATPDPHASH(x)    ((((x) >> 24) ^ ((x) >> 16) ^ ((x) >> 8) ^ (x)) &  \
   88                             ((ATPDPHASHSIZE) - 1))
   89 
   90 #include <dev/isp/isp_target.h>
   91 typedef struct atio_private_data {
   92         LIST_ENTRY(atio_private_data)   next;
   93         uint32_t        orig_datalen;
   94         uint32_t        bytes_xfered;
   95         uint32_t        bytes_in_transit;
   96         uint32_t        tag;            /* typically f/w RX_ID */
   97         lun_id_t        lun;
   98         uint32_t        nphdl;
   99         uint32_t        sid;
  100         uint32_t        did;
  101         uint16_t        rxid;   /* wire rxid */
  102         uint16_t        oxid;   /* wire oxid */
  103         uint16_t        word3;  /* PRLI word3 params */
  104         uint16_t        ctcnt;  /* number of CTIOs currently active */
  105         uint8_t         seqno;  /* CTIO sequence number */
  106         uint32_t
  107                         srr_notify_rcvd : 1,
  108                         cdb0            : 8,
  109                         sendst          : 1,
  110                         dead            : 1,
  111                         tattr           : 3,
  112                         state           : 3;
  113         void *          ests;
  114         /*
  115          * The current SRR notify copy
  116          */
  117         uint8_t         srr[64];        /*  sb QENTRY_LEN, but order of definitions is wrong */
  118         void *          srr_ccb;
  119         uint32_t        nsrr;
  120 } atio_private_data_t;
  121 #define ATPD_STATE_FREE                 0
  122 #define ATPD_STATE_ATIO                 1
  123 #define ATPD_STATE_CAM                  2
  124 #define ATPD_STATE_CTIO                 3
  125 #define ATPD_STATE_LAST_CTIO            4
  126 #define ATPD_STATE_PDON                 5
  127 
  128 #define ATPD_CCB_OUTSTANDING            16
  129 
  130 #define ATPD_SEQ_MASK                   0x7f
  131 #define ATPD_SEQ_NOTIFY_CAM             0x80
  132 #define ATPD_SET_SEQNO(hdrp, atp)       ((isphdr_t *)hdrp)->rqs_seqno &= ~ATPD_SEQ_MASK, ((isphdr_t *)hdrp)->rqs_seqno |= (atp)->seqno
  133 #define ATPD_GET_SEQNO(hdrp)            (((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_MASK)
  134 #define ATPD_GET_NCAM(hdrp)             ((((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0)
  135 
  136 typedef struct inot_private_data inot_private_data_t;
  137 struct inot_private_data {
  138         STAILQ_ENTRY(inot_private_data) next;
  139         isp_notify_t nt;
  140         uint8_t data[64];       /* sb QENTRY_LEN, but order of definitions is wrong */
  141         uint32_t tag_id, seq_id;
  142 };
  143 typedef struct isp_timed_notify_ack {
  144         void *isp;
  145         void *not;
  146         uint8_t data[64];        /* sb QENTRY_LEN, but order of definitions is wrong */
  147         struct callout timer;
  148 } isp_tna_t;
  149 
  150 STAILQ_HEAD(ntpdlist, inot_private_data);
  151 typedef struct tstate {
  152         SLIST_ENTRY(tstate)     next;
  153         lun_id_t                ts_lun;
  154         struct ccb_hdr_slist    atios;
  155         struct ccb_hdr_slist    inots;
  156         struct ntpdlist         restart_queue;
  157 } tstate_t;
  158 
  159 #define LUN_HASH_SIZE           32
  160 #define LUN_HASH_FUNC(lun)      ((lun) & (LUN_HASH_SIZE - 1))
  161 
  162 #endif
  163 
  164 /*
  165  * Per command info.
  166  */
  167 struct isp_pcmd {
  168         struct isp_pcmd *       next;
  169         bus_dmamap_t            dmap;           /* dma map for this command */
  170         struct callout          wdog;           /* watchdog timer */
  171         uint32_t                datalen;        /* data length for this command (target mode only) */
  172 };
  173 #define ISP_PCMD(ccb)           (ccb)->ccb_h.spriv_ptr1
  174 #define PISP_PCMD(ccb)          ((struct isp_pcmd *)ISP_PCMD(ccb))
  175 
  176 /*
  177  * Per nexus info.
  178  */
  179 struct isp_nexus {
  180         uint64_t lun;                   /* LUN for target */
  181         uint32_t tgt;                   /* TGT for target */
  182         uint8_t crnseed;                /* next command reference number */
  183         struct isp_nexus *next;
  184 };
  185 #define NEXUS_HASH_WIDTH        32
  186 #define INITIAL_NEXUS_COUNT     MAX_FC_TARG
  187 #define NEXUS_HASH(tgt, lun)    ((tgt + lun) % NEXUS_HASH_WIDTH)
  188 
  189 /*
  190  * Per channel information
  191  */
  192 SLIST_HEAD(tslist, tstate);
  193 TAILQ_HEAD(isp_ccbq, ccb_hdr);
  194 LIST_HEAD(atpdlist, atio_private_data);
  195 
  196 struct isp_fc {
  197         struct cam_sim *sim;
  198         struct cam_path *path;
  199         struct ispsoftc *isp;
  200         struct proc *kproc;
  201         bus_dmamap_t scmap;
  202         uint64_t def_wwpn;
  203         uint64_t def_wwnn;
  204         time_t loop_down_time;
  205         int loop_down_limit;
  206         int gone_device_time;
  207         /*
  208          * Per target/lun info- just to keep a per-ITL nexus crn count
  209          */
  210         struct isp_nexus *nexus_hash[NEXUS_HASH_WIDTH];
  211         struct isp_nexus *nexus_free_list;
  212         uint32_t
  213                 simqfrozen      : 3,
  214                 default_id      : 8,
  215                 def_role        : 2,    /* default role */
  216                 loop_seen_once  : 1,
  217                 fcbsy           : 1,
  218                 ready           : 1;
  219         struct callout gdt;     /* gone device timer */
  220         struct task gtask;
  221 #ifdef  ISP_TARGET_MODE
  222         struct tslist           lun_hash[LUN_HASH_SIZE];
  223         struct isp_ccbq         waitq;          /* waiting CCBs */
  224         struct ntpdlist         ntfree;
  225         inot_private_data_t     ntpool[ATPDPSIZE];
  226         struct atpdlist         atfree;
  227         struct atpdlist         atused[ATPDPHASHSIZE];
  228         atio_private_data_t     atpool[ATPDPSIZE];
  229 #if defined(DEBUG)
  230         unsigned int inject_lost_data_frame;
  231 #endif
  232 #endif
  233         int                     num_threads;
  234 };
  235 
  236 struct isposinfo {
  237         /*
  238          * Linkage, locking, and identity
  239          */
  240         struct mtx              lock;
  241         device_t                dev;
  242         struct cdev *           cdev;
  243         struct cam_devq *       devq;
  244 
  245         /*
  246          * Firmware pointer
  247          */
  248         const struct firmware * fw;
  249 
  250         /*
  251          * DMA related stuff
  252          */
  253         struct resource *       regs;
  254         struct resource *       regs2;
  255         bus_dma_tag_t           dmat;
  256         bus_dma_tag_t           reqdmat;
  257         bus_dma_tag_t           respdmat;
  258         bus_dma_tag_t           atiodmat;
  259         bus_dma_tag_t           iocbdmat;
  260         bus_dma_tag_t           scdmat;
  261         bus_dmamap_t            reqmap;
  262         bus_dmamap_t            respmap;
  263         bus_dmamap_t            atiomap;
  264         bus_dmamap_t            iocbmap;
  265 
  266         /*
  267          * Command and transaction related related stuff
  268          */
  269         struct isp_pcmd *       pcmd_pool;
  270         struct isp_pcmd *       pcmd_free;
  271 
  272         struct callout          tmo;    /* general timer */
  273 
  274         /*
  275          * misc- needs to be sorted better XXXXXX
  276          */
  277         int                     framesize;
  278 
  279 #ifdef  ISP_TARGET_MODE
  280         bus_dma_tag_t           ecmd_dmat;
  281         bus_dmamap_t            ecmd_map;
  282         bus_addr_t              ecmd_dma;
  283         isp_ecmd_t *            ecmd_base;
  284         isp_ecmd_t *            ecmd_free;
  285 #endif
  286 
  287         /*
  288          * Per-channel storage.
  289          */
  290         struct isp_fc           *fc;
  291 
  292         int                     is_exiting;
  293 };
  294 #define ISP_FC_PC(isp, chan)    (&(isp)->isp_osinfo.fc[(chan)])
  295 
  296 #define FCP_NEXT_CRN    isp_fcp_next_crn
  297 #define isp_lock        isp_osinfo.lock
  298 #define isp_regs        isp_osinfo.regs
  299 #define isp_regs2       isp_osinfo.regs2
  300 
  301 /*
  302  * Locking macros...
  303  */
  304 #define ISP_LOCK(isp)   mtx_lock(&(isp)->isp_lock)
  305 #define ISP_UNLOCK(isp) mtx_unlock(&(isp)->isp_lock)
  306 #define ISP_ASSERT_LOCKED(isp)  mtx_assert(&(isp)->isp_lock, MA_OWNED)
  307 
  308 /*
  309  * Required Macros/Defines
  310  */
  311 #define ISP_FC_SCRLEN           0x1000
  312 
  313 #define ISP_MEMZERO(a, b)       memset(a, 0, b)
  314 #define ISP_MEMCPY              memcpy
  315 #define ISP_SNPRINTF            snprintf
  316 #define ISP_DELAY(x)            DELAY(x)
  317 #define ISP_SLEEP(isp, x)       msleep_sbt(&(isp)->isp_osinfo.is_exiting, \
  318     &(isp)->isp_lock, 0, "isp_sleep", (x) * SBT_1US, 0, 0)
  319 
  320 #define ISP_MIN                 imin
  321 
  322 #ifndef DIAGNOSTIC
  323 #define ISP_INLINE              __inline
  324 #else
  325 #define ISP_INLINE
  326 #endif
  327 
  328 #define ISP_DMASETUP(isp, xs, req)      isp_dmasetup(isp, xs, req)
  329 #define ISP_DMAFREE(isp, xs)            isp_dmafree(isp, xs)
  330 
  331 #define NANOTIME_T              struct timespec
  332 #define GET_NANOTIME            nanotime
  333 #define GET_NANOSEC(x)          ((x)->tv_sec * 1000000000 + (x)->tv_nsec)
  334 #define NANOTIME_SUB            isp_nanotime_sub
  335 
  336 #define MEMORYBARRIER(isp, type, offset, size, chan)            \
  337 switch (type) {                                                 \
  338 case SYNC_REQUEST:                                              \
  339         bus_dmamap_sync(isp->isp_osinfo.reqdmat,                \
  340            isp->isp_osinfo.reqmap, BUS_DMASYNC_PREWRITE);       \
  341         break;                                                  \
  342 case SYNC_RESULT:                                               \
  343         bus_dmamap_sync(isp->isp_osinfo.respdmat,               \
  344            isp->isp_osinfo.respmap, BUS_DMASYNC_POSTREAD);      \
  345         break;                                                  \
  346 case SYNC_SFORDEV:                                              \
  347 {                                                               \
  348         struct isp_fc *fc = ISP_FC_PC(isp, chan);               \
  349         bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,      \
  350            BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);         \
  351         break;                                                  \
  352 }                                                               \
  353 case SYNC_SFORCPU:                                              \
  354 {                                                               \
  355         struct isp_fc *fc = ISP_FC_PC(isp, chan);               \
  356         bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,      \
  357            BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);       \
  358         break;                                                  \
  359 }                                                               \
  360 case SYNC_REG:                                                  \
  361         bus_barrier(isp->isp_osinfo.regs, offset, size,         \
  362             BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE);  \
  363         break;                                                  \
  364 case SYNC_ATIOQ:                                                \
  365         bus_dmamap_sync(isp->isp_osinfo.atiodmat,               \
  366            isp->isp_osinfo.atiomap, BUS_DMASYNC_POSTREAD);      \
  367         break;                                                  \
  368 case SYNC_IFORDEV:                                              \
  369         bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
  370            BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);         \
  371         break;                                                  \
  372 case SYNC_IFORCPU:                                              \
  373         bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
  374            BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);       \
  375         break;                                                  \
  376 default:                                                        \
  377         break;                                                  \
  378 }
  379 
  380 #define MEMORYBARRIERW(isp, type, offset, size, chan)           \
  381 switch (type) {                                                 \
  382 case SYNC_REQUEST:                                              \
  383         bus_dmamap_sync(isp->isp_osinfo.reqdmat,                \
  384            isp->isp_osinfo.reqmap, BUS_DMASYNC_PREWRITE);       \
  385         break;                                                  \
  386 case SYNC_SFORDEV:                                              \
  387 {                                                               \
  388         struct isp_fc *fc = ISP_FC_PC(isp, chan);               \
  389         bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,      \
  390            BUS_DMASYNC_PREWRITE);                               \
  391         break;                                                  \
  392 }                                                               \
  393 case SYNC_SFORCPU:                                              \
  394 {                                                               \
  395         struct isp_fc *fc = ISP_FC_PC(isp, chan);               \
  396         bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,      \
  397            BUS_DMASYNC_POSTWRITE);                              \
  398         break;                                                  \
  399 }                                                               \
  400 case SYNC_REG:                                                  \
  401         bus_barrier(isp->isp_osinfo.regs, offset, size,         \
  402             BUS_SPACE_BARRIER_WRITE);                           \
  403         break;                                                  \
  404 case SYNC_IFORDEV:                                              \
  405         bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
  406            BUS_DMASYNC_PREWRITE);                               \
  407         break;                                                  \
  408 case SYNC_IFORCPU:                                              \
  409         bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
  410            BUS_DMASYNC_POSTWRITE);                              \
  411         break;                                                  \
  412 default:                                                        \
  413         break;                                                  \
  414 }
  415 
  416 #define FC_SCRATCH_ACQUIRE              isp_fc_scratch_acquire
  417 #define FC_SCRATCH_RELEASE(isp, chan)   ISP_FC_PC(isp, chan)->fcbsy = 0
  418 
  419 #ifndef SCSI_GOOD
  420 #define SCSI_GOOD       SCSI_STATUS_OK
  421 #endif
  422 #ifndef SCSI_CHECK
  423 #define SCSI_CHECK      SCSI_STATUS_CHECK_COND
  424 #endif
  425 #ifndef SCSI_BUSY
  426 #define SCSI_BUSY       SCSI_STATUS_BUSY
  427 #endif
  428 #ifndef SCSI_QFULL
  429 #define SCSI_QFULL      SCSI_STATUS_QUEUE_FULL
  430 #endif
  431 
  432 #define XS_T                    struct ccb_scsiio
  433 #define XS_DMA_ADDR_T           bus_addr_t
  434 #define XS_GET_DMA64_SEG(a, b, c)               \
  435 {                                               \
  436         ispds64_t *d = a;                       \
  437         bus_dma_segment_t *e = b;               \
  438         uint32_t f = c;                         \
  439         e += f;                                 \
  440         d->ds_base = DMA_LO32(e->ds_addr);      \
  441         d->ds_basehi = DMA_HI32(e->ds_addr);    \
  442         d->ds_count = e->ds_len;                \
  443 }
  444 #define XS_ISP(ccb)             cam_sim_softc(xpt_path_sim((ccb)->ccb_h.path))
  445 #define XS_CHANNEL(ccb)         cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
  446 #define XS_TGT(ccb)             (ccb)->ccb_h.target_id
  447 #define XS_LUN(ccb)             (ccb)->ccb_h.target_lun
  448 
  449 #define XS_CDBP(ccb)    \
  450         (((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
  451          (ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
  452 
  453 #define XS_CDBLEN(ccb)          (ccb)->cdb_len
  454 #define XS_XFRLEN(ccb)          (ccb)->dxfer_len
  455 #define XS_XFRIN(ccb)           (((ccb)->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
  456 #define XS_XFROUT(ccb)          (((ccb)->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
  457 #define XS_TIME(ccb)    \
  458         (((ccb)->ccb_h.timeout > 0xffff * 1000 - 999) ? 0 : \
  459           (((ccb)->ccb_h.timeout + 999) / 1000))
  460 #define XS_GET_RESID(ccb)       (ccb)->resid
  461 #define XS_SET_RESID(ccb, r)    (ccb)->resid = r
  462 #define XS_STSP(ccb)            (&(ccb)->scsi_status)
  463 #define XS_SNSP(ccb)            (&(ccb)->sense_data)
  464 
  465 #define XS_TOT_SNSLEN(ccb)      ccb->sense_len
  466 #define XS_CUR_SNSLEN(ccb)      (ccb->sense_len - ccb->sense_resid)
  467 
  468 #define XS_SNSKEY(ccb)          (scsi_get_sense_key(&(ccb)->sense_data, \
  469                                  ccb->sense_len - ccb->sense_resid, 1))
  470 
  471 #define XS_SNSASC(ccb)          (scsi_get_asc(&(ccb)->sense_data,       \
  472                                  ccb->sense_len - ccb->sense_resid, 1))
  473 
  474 #define XS_SNSASCQ(ccb)         (scsi_get_ascq(&(ccb)->sense_data,      \
  475                                  ccb->sense_len - ccb->sense_resid, 1))
  476 #define XS_TAG_P(ccb)   \
  477         (((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \
  478          (ccb)->tag_action != CAM_TAG_ACTION_NONE)
  479 
  480 #define XS_TAG_TYPE(ccb)                                \
  481         ((ccb->tag_action == MSG_HEAD_OF_QUEUE_TASK)? FCP_CMND_TASK_ATTR_HEAD:\
  482          ((ccb->tag_action == MSG_ORDERED_TASK) ? FCP_CMND_TASK_ATTR_ORDERED :\
  483          ((ccb->tag_action == MSG_ACA_TASK) ? FCP_CMND_TASK_ATTR_ACA :  \
  484           FCP_CMND_TASK_ATTR_SIMPLE)))
  485 
  486 #define XS_PRIORITY(ccb)        (ccb)->priority
  487 
  488 #define XS_SETERR(ccb, v)       (ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
  489                                 (ccb)->ccb_h.status |= v
  490 
  491 #       define  HBA_NOERROR             CAM_REQ_INPROG
  492 #       define  HBA_BOTCH               CAM_UNREC_HBA_ERROR
  493 #       define  HBA_CMDTIMEOUT          CAM_CMD_TIMEOUT
  494 #       define  HBA_SELTIMEOUT          CAM_SEL_TIMEOUT
  495 #       define  HBA_TGTBSY              CAM_SCSI_STATUS_ERROR
  496 #       define  HBA_REQINVAL            CAM_REQ_INVALID
  497 #       define  HBA_BUSRESET            CAM_SCSI_BUS_RESET
  498 #       define  HBA_ABORTED             CAM_REQ_ABORTED
  499 #       define  HBA_DATAOVR             CAM_DATA_RUN_ERR
  500 #       define  HBA_ARQFAIL             CAM_AUTOSENSE_FAIL
  501 
  502 
  503 #define XS_ERR(ccb)             ((ccb)->ccb_h.status & CAM_STATUS_MASK)
  504 
  505 #define XS_NOERR(ccb)           (((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG)
  506 
  507 #define XS_INITERR(ccb)         XS_SETERR(ccb, CAM_REQ_INPROG), ccb->sense_resid = ccb->sense_len
  508 
  509 #define XS_SAVE_SENSE(xs, sp, len)      do {                            \
  510                 uint32_t amt = min(len, (xs)->sense_len);               \
  511                 memcpy(&(xs)->sense_data, sp, amt);                     \
  512                 (xs)->sense_resid = (xs)->sense_len - amt;              \
  513                 (xs)->ccb_h.status |= CAM_AUTOSNS_VALID;                \
  514         } while (0)
  515 
  516 #define XS_SENSE_APPEND(xs, sp, len)    do {                            \
  517                 uint8_t *ptr = (uint8_t *)(&(xs)->sense_data) +         \
  518                     ((xs)->sense_len - (xs)->sense_resid);              \
  519                 uint32_t amt = min((len), (xs)->sense_resid);           \
  520                 memcpy(ptr, sp, amt);                                   \
  521                 (xs)->sense_resid -= amt;                               \
  522         } while (0)
  523 
  524 #define XS_SENSE_VALID(xs)      (((xs)->ccb_h.status & CAM_AUTOSNS_VALID) != 0)
  525 
  526 #define DEFAULT_FRAMESIZE(isp)          isp->isp_osinfo.framesize
  527 
  528 #define DEFAULT_ROLE(isp, chan)         ISP_FC_PC(isp, chan)->def_role
  529 
  530 #define DEFAULT_LOOPID(isp, chan)       ISP_FC_PC(isp, chan)->default_id
  531 
  532 #define DEFAULT_NODEWWN(isp, chan)      isp_default_wwn(isp, chan, 0, 1)
  533 #define DEFAULT_PORTWWN(isp, chan)      isp_default_wwn(isp, chan, 0, 0)
  534 #define ACTIVE_NODEWWN(isp, chan)       isp_default_wwn(isp, chan, 1, 1)
  535 #define ACTIVE_PORTWWN(isp, chan)       isp_default_wwn(isp, chan, 1, 0)
  536 
  537 
  538 #if     BYTE_ORDER == BIG_ENDIAN
  539 #define ISP_IOXPUT_8(isp, s, d)         *(d) = s
  540 #define ISP_IOXPUT_16(isp, s, d)        *(d) = bswap16(s)
  541 #define ISP_IOXPUT_32(isp, s, d)        *(d) = bswap32(s)
  542 #define ISP_IOXGET_8(isp, s, d)         d = (*((uint8_t *)s))
  543 #define ISP_IOXGET_16(isp, s, d)        d = bswap16(*((uint16_t *)s))
  544 #define ISP_IOXGET_32(isp, s, d)        d = bswap32(*((uint32_t *)s))
  545 #define ISP_SWIZZLE_NVRAM_WORD(isp, rp) *rp = bswap16(*rp)
  546 #define ISP_SWIZZLE_NVRAM_LONG(isp, rp) *rp = bswap32(*rp)
  547 
  548 #define ISP_IOZGET_8(isp, s, d)         d = (*((uint8_t *)s))
  549 #define ISP_IOZGET_16(isp, s, d)        d = (*((uint16_t *)s))
  550 #define ISP_IOZGET_32(isp, s, d)        d = (*((uint32_t *)s))
  551 #define ISP_IOZPUT_8(isp, s, d)         *(d) = s
  552 #define ISP_IOZPUT_16(isp, s, d)        *(d) = s
  553 #define ISP_IOZPUT_32(isp, s, d)        *(d) = s
  554 
  555 #else
  556 #define ISP_IOXPUT_8(isp, s, d)         *(d) = s
  557 #define ISP_IOXPUT_16(isp, s, d)        *(d) = s
  558 #define ISP_IOXPUT_32(isp, s, d)        *(d) = s
  559 #define ISP_IOXGET_8(isp, s, d)         d = *(s)
  560 #define ISP_IOXGET_16(isp, s, d)        d = *(s)
  561 #define ISP_IOXGET_32(isp, s, d)        d = *(s)
  562 #define ISP_SWIZZLE_NVRAM_WORD(isp, rp)
  563 #define ISP_SWIZZLE_NVRAM_LONG(isp, rp)
  564 
  565 #define ISP_IOZPUT_8(isp, s, d)         *(d) = s
  566 #define ISP_IOZPUT_16(isp, s, d)        *(d) = bswap16(s)
  567 #define ISP_IOZPUT_32(isp, s, d)        *(d) = bswap32(s)
  568 #define ISP_IOZGET_8(isp, s, d)         d = (*((uint8_t *)(s)))
  569 #define ISP_IOZGET_16(isp, s, d)        d = bswap16(*((uint16_t *)(s)))
  570 #define ISP_IOZGET_32(isp, s, d)        d = bswap32(*((uint32_t *)(s)))
  571 #endif
  572 
  573 #define ISP_SWAP16(isp, s)      bswap16(s)
  574 #define ISP_SWAP32(isp, s)      bswap32(s)
  575 
  576 /*
  577  * Includes of common header files
  578  */
  579 
  580 #include <dev/isp/ispreg.h>
  581 #include <dev/isp/ispvar.h>
  582 #include <dev/isp/ispmbox.h>
  583 
  584 /*
  585  * isp_osinfo definiitions && shorthand
  586  */
  587 #define SIMQFRZ_RESOURCE        0x1
  588 #define SIMQFRZ_LOOPDOWN        0x2
  589 #define SIMQFRZ_TIMED           0x4
  590 
  591 #define isp_dev         isp_osinfo.dev
  592 
  593 /*
  594  * prototypes for isp_pci && isp_freebsd to share
  595  */
  596 extern int isp_attach(ispsoftc_t *);
  597 extern int isp_detach(ispsoftc_t *);
  598 extern uint64_t isp_default_wwn(ispsoftc_t *, int, int, int);
  599 
  600 /*
  601  * driver global data
  602  */
  603 extern int isp_announced;
  604 extern int isp_loop_down_limit;
  605 extern int isp_gone_device_time;
  606 extern int isp_quickboot_time;
  607 
  608 /*
  609  * Platform Library Functions
  610  */
  611 void isp_prt(ispsoftc_t *, int level, const char *, ...) __printflike(3, 4);
  612 void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...) __printflike(4, 5);
  613 uint64_t isp_nanotime_sub(struct timespec *, struct timespec *);
  614 int isp_fc_scratch_acquire(ispsoftc_t *, int);
  615 void isp_platform_intr(void *);
  616 void isp_platform_intr_resp(void *);
  617 void isp_platform_intr_atio(void *);
  618 int isp_dmasetup(ispsoftc_t *, XS_T *, void *);
  619 void isp_dmafree(ispsoftc_t *, struct ccb_scsiio *);
  620 void isp_fcp_reset_crn(ispsoftc_t *, int, uint32_t, int);
  621 int isp_fcp_next_crn(ispsoftc_t *, uint8_t *, XS_T *);
  622 
  623 /*
  624  * Platform Version specific defines
  625  */
  626 #define ISP_PATH_PRT(i, l, p, ...)                                      \
  627         if ((l) == ISP_LOGALL || ((l)& (i)->isp_dblev) != 0) {          \
  628                 xpt_print(p, __VA_ARGS__);                              \
  629         }
  630 
  631 /*
  632  * ISP General Library functions
  633  */
  634 
  635 #include <dev/isp/isp_library.h>
  636 
  637 #endif  /* _ISP_FREEBSD_H */

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