sys/dev/mca/edvar.h

   1 /*      $NetBSD: edvar.h,v 1.12 2008/01/04 21:17:59 ad Exp $    */
   2
   3 /*
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Jaromir Dolecek.
   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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/simplelock.h>
  33
  34 struct edc_mca_softc;
  35
  36 struct ed_softc {
  37         struct device sc_dev;
  38
  39         /* General disk infos */
  40         struct disk sc_dk;
  41         struct bufq_state *sc_q;
  42         struct simplelock sc_q_lock;
  43
  44         struct edc_mca_softc *edc_softc;   /* pointer to our controller */
  45
  46         int sc_flags;
  47 #define WDF_WLABEL      0x001 /* label is writable */
  48 #define WDF_LABELLING   0x002 /* writing label */
  49 #define WDF_LOADED      0x004 /* parameters loaded */
  50 #define WDF_KLABEL      0x008 /* retain label after 'full' close */
  51 #define EDF_INIT        0x100 /* disk initialized */
  52
  53         /* actual drive parameters */
  54         int sc_capacity;
  55         int sc_devno;
  56         u_int16_t sense_data[4];        /* sensed drive parameters */
  57         u_int16_t cyl;
  58         u_int8_t heads;
  59         u_int8_t sectors;
  60         u_int8_t spares;        /* spares per cylinder */
  61         u_int32_t rba;          /* # of RBAs */
  62
  63 #if NRND > 0
  64         rndsource_element_t     rnd_source;
  65 #endif
  66 };