sys/arch/hp300/dev/rdvar.h

   1 /*      $NetBSD: rdvar.h,v 1.18 2008/03/29 06:47:08 tsutsui Exp $       */
   2
   3 /*
   4  * Copyright (c) 1982, 1990, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * the Systems Programming Group of the University of Utah Computer
   9  * Science Department.
  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, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  * 3. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  *
  35  * from: Utah $Hdr: rdvar.h 1.1 92/12/21$
  36  *
  37  *      @(#)rdvar.h     8.1 (Berkeley) 6/10/93
  38  */
  39 /*
  40  * Copyright (c) 1988 University of Utah.
  41  *
  42  * This code is derived from software contributed to Berkeley by
  43  * the Systems Programming Group of the University of Utah Computer
  44  * Science Department.
  45  *
  46  * Redistribution and use in source and binary forms, with or without
  47  * modification, are permitted provided that the following conditions
  48  * are met:
  49  * 1. Redistributions of source code must retain the above copyright
  50  *    notice, this list of conditions and the following disclaimer.
  51  * 2. Redistributions in binary form must reproduce the above copyright
  52  *    notice, this list of conditions and the following disclaimer in the
  53  *    documentation and/or other materials provided with the distribution.
  54  * 3. All advertising materials mentioning features or use of this software
  55  *    must display the following acknowledgement:
  56  *      This product includes software developed by the University of
  57  *      California, Berkeley and its contributors.
  58  * 4. Neither the name of the University nor the names of its contributors
  59  *    may be used to endorse or promote products derived from this software
  60  *    without specific prior written permission.
  61  *
  62  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  63  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  64  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  65  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  66  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  67  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  68  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  69  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  70  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  71  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  72  * SUCH DAMAGE.
  73  *
  74  * from: Utah $Hdr: rdvar.h 1.1 92/12/21$
  75  *
  76  *      @(#)rdvar.h     8.1 (Berkeley) 6/10/93
  77  */
  78
  79 #include <sys/callout.h>
  80
  81 struct  rdidentinfo {
  82         short   ri_hwid;                /* 2 byte HW id */
  83         short   ri_maxunum;             /* maximum allowed unit number */
  84         const char *ri_desc;            /* drive type description */
  85         int     ri_nbpt;                /* DEV_BSIZE blocks per track */
  86         int     ri_ntpc;                /* tracks per cylinder */
  87         int     ri_ncyl;                /* cylinders per unit */
  88         int     ri_nblocks;             /* DEV_BSIZE blocks on disk */
  89 };
  90
  91 struct rdstats {
  92         long    rdretries;
  93         long    rdresets;
  94         long    rdtimeouts;
  95         long    rdpolltries;
  96         long    rdpollwaits;
  97 };
  98
  99 struct  rd_softc {
 100         device_t sc_dev;
 101         struct  disk sc_dkdev;
 102         struct  callout sc_restart_ch;
 103         int     sc_slave;               /* HP-IB slave */
 104         int     sc_punit;               /* physical unit on slave */
 105         int     sc_flags;
 106         short   sc_type;
 107         char    *sc_addr;
 108         int     sc_resid;
 109         struct  rd_describe sc_rddesc;
 110         struct  hpibqueue sc_hq;        /* hpib job queue entry */
 111         struct  rd_iocmd sc_ioc;
 112         struct  rd_rscmd sc_rsc;
 113         struct  rd_stat sc_stat;
 114         struct  rd_ssmcmd sc_ssmc;
 115         struct  rd_srcmd sc_src;
 116         struct  rd_clearcmd sc_clear;
 117         struct  bufq_state *sc_tab;
 118         int     sc_active;
 119         int     sc_errcnt;
 120         struct  rdstats sc_stats;
 121 #if NRND > 0
 122         rndsource_element_t rnd_source;
 123 #endif
 124 };
 125
 126 /* sc_flags values */
 127 #define RDF_ALIVE       0x01
 128 #define RDF_SEEK        0x02
 129 #define RDF_SWAIT       0x04
 130 #define RDF_OPENING     0x08
 131 #define RDF_CLOSING     0x10
 132 #define RDF_WANTED      0x20
 133 #define RDF_WLABEL      0x40
 134
 135 #define rdunit(x)       ((int)(minor(x) >> 3))
 136 #define rdpart(x)       ((int)(minor(x) & 0x7))
 137 #define rdpunit(x)      ((x) & 7)
 138 #define rdlabdev(d)     (dev_t)(((int)(d)&~7)|2)        /* rd?c */
 139
 140 #define RDRETRY         5
 141 #define RDWAITC         1       /* min time for timeout in seconds */