The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/i2o/iopspvar.h

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    1 /*      $NetBSD: iopspvar.h,v 1.6 2003/06/13 02:33:09 thorpej Exp $     */
    2 
    3 /*-
    4  * Copyright (c) 2000, 2001 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Andrew Doran.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  * 3. All advertising materials mentioning features or use of this software
   19  *    must display the following acknowledgement:
   20  *        This product includes software developed by the NetBSD
   21  *        Foundation, Inc. and its contributors.
   22  * 4. Neither the name of The NetBSD Foundation nor the names of its
   23  *    contributors may be used to endorse or promote products derived
   24  *    from this software without specific prior written permission.
   25  *
   26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   36  * POSSIBILITY OF SUCH DAMAGE.
   37  */
   38 
   39 #ifndef _I2O_IOPSPVAR_H_
   40 #define _I2O_IOPSPVAR_H_
   41 
   42 #define IOPSP_MAX_LUN           8
   43 #define IOPSP_MAX_SCSI_TARGET   15
   44 #define IOPSP_MAX_FC_TARGET     127
   45 
   46 #define IOPSP_TIDMAP(map, t, l) (map[(t) * IOPSP_MAX_LUN + (l)])
   47 #define IOPSP_TID_ABSENT        0x0000  /* Device is absent */
   48 #define IOPSP_TID_INUSE         0xffff  /* Device in use by another module */
   49 
   50 #ifdef I2OVERBOSE
   51 struct iopsp_target {
   52         u_int8_t        it_width;
   53         u_int8_t        it_syncrate;
   54         u_int8_t        it_offset;
   55         u_int8_t        it_flags;
   56 };
   57 #define IT_PRESENT              0x01    /* Target is present */
   58 #endif
   59 
   60 struct iopsp_softc {
   61         struct  device sc_dv;                   /* Generic device data */
   62         struct  scsipi_adapter sc_adapter;      /* scsipi adapter */
   63         struct  scsipi_channel sc_channel;      /* Prototype link */
   64         struct  iop_initiator sc_ii;            /* I2O initiator state */
   65         u_short *sc_tidmap;                     /* Target/LUN -> TID map */
   66         u_int   sc_chgind;                      /* Last LCT change # */
   67         int     sc_openings;                    /* # command openings */
   68 #ifdef I2OVERBOSE
   69         struct  iopsp_target *sc_targetmap;     /* Target information */
   70 #endif
   71 };
   72 
   73 #endif  /* !_I2O_IOPSPVAR_H_ */

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