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Annotation of sys/arch/hp300/dev/hdvar.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: hdvar.h,v 1.10 2007/02/21 22:32:05 miod Exp $ */
                      2: /*     $NetBSD: rdvar.h,v 1.6 1997/01/30 09:14:19 thorpej Exp $        */
                      3:
                      4: /*
                      5:  * Copyright (c) 1988 University of Utah.
                      6:  * Copyright (c) 1982, 1990, 1993
                      7:  *     The Regents of the University of California.  All rights reserved.
                      8:  *
                      9:  * This code is derived from software contributed to Berkeley by
                     10:  * the Systems Programming Group of the University of Utah Computer
                     11:  * Science Department.
                     12:  *
                     13:  * Redistribution and use in source and binary forms, with or without
                     14:  * modification, are permitted provided that the following conditions
                     15:  * are met:
                     16:  * 1. Redistributions of source code must retain the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer.
                     18:  * 2. Redistributions in binary form must reproduce the above copyright
                     19:  *    notice, this list of conditions and the following disclaimer in the
                     20:  *    documentation and/or other materials provided with the distribution.
                     21:  * 3. Neither the name of the University nor the names of its contributors
                     22:  *    may be used to endorse or promote products derived from this software
                     23:  *    without specific prior written permission.
                     24:  *
                     25:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     26:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     27:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     28:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     29:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     30:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     31:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     32:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     33:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     34:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     35:  * SUCH DAMAGE.
                     36:  *
                     37:  * from: Utah $Hdr: rdvar.h 1.1 92/12/21$
                     38:  *
                     39:  *     @(#)rdvar.h     8.1 (Berkeley) 6/10/93
                     40:  */
                     41:
                     42: struct hdidentinfo {
                     43:        short   ri_hwid;                /* 2 byte HW id */
                     44:        short   ri_maxunum;             /* maximum allowed unit number */
                     45:        char    *ri_desc;               /* drive type description */
                     46:        int     ri_nbpt;                /* DEV_BSIZE blocks per track */
                     47:        int     ri_ntpc;                /* tracks per cylinder */
                     48:        int     ri_ncyl;                /* cylinders per unit */
                     49:        int     ri_nblocks;             /* DEV_BSIZE blocks on disk */
                     50: };
                     51:
                     52: struct hdstats {
                     53:        long    hdretries;
                     54:        long    hdtimeouts;
                     55:        long    hdpolltries;
                     56:        long    hdpollwaits;
                     57: };
                     58:
                     59: struct hd_softc {
                     60:        struct  device sc_dev;
                     61:        struct  disk sc_dkdev;
                     62:        int     sc_slave;               /* HP-IB slave */
                     63:        int     sc_punit;               /* physical unit on slave */
                     64:        int     sc_flags;
                     65:        short   sc_type;
                     66:        char    *sc_addr;
                     67:        int     sc_resid;
                     68:        int     sc_errcnt;
                     69:        struct  hpibqueue sc_hq;        /* hpib job queue entry */
                     70:        struct  hd_iocmd sc_ioc;
                     71:        struct  hd_rscmd sc_rsc;
                     72:        struct  hd_stat sc_stat;
                     73:        struct  buf sc_tab;             /* buffer queue */
                     74: #ifdef DEBUG
                     75:        struct  hdstats sc_stats;
                     76: #endif
                     77:        struct  timeout sc_timeout;
                     78: };
                     79:
                     80: /* sc_flags values */
                     81: #define        HDF_SEEK        0x01
                     82: #define HDF_SWAIT      0x02
                     83: #define HDF_OPENING    0x04
                     84: #define HDF_CLOSING    0x08
                     85: #define HDF_WANTED     0x10
                     86: #define HDF_WLABEL     0x20
                     87:
                     88: #ifdef _KERNEL
                     89: extern const struct hdidentinfo hdidentinfo[];
                     90: #endif