FreeBSD/Linux Kernel Cross Reference
sys/dev/mca/edvar.h

     /*      $NetBSD: edvar.h,v 1.7 2002/07/20 16:30:19 hannken Exp $        */
     
     /*
      * Copyright (c) 2001 The NetBSD Foundation, Inc.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Jaromir Dolecek.
      *
      * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *        This product includes software developed by the NetBSD
     *        Foundation, Inc. and its contributors.
     * 4. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     */
    
    struct edc_mca_softc;
    
    struct ed_softc {
            struct device sc_dev;
    
            /* General disk infos */
            struct disk sc_dk;
            struct bufq_state sc_q;
            struct simplelock sc_q_lock;
    
            struct edc_mca_softc *edc_softc;   /* pointer to our controller */
    
            int sc_flags;     
    #define WDF_WLABEL      0x001 /* label is writable */
    #define WDF_LABELLING   0x002 /* writing label */
    #define WDF_LOADED      0x004 /* parameters loaded */
    #define WDF_KLABEL      0x008 /* retain label after 'full' close */
    #define EDF_INIT        0x100 /* disk initialized */
            struct lock sc_lock;    /* drive lock */
    
            /* actual drive parameters */
            int sc_capacity;
            int sc_devno;
            u_int16_t sense_data[4];        /* sensed drive parameters */ 
            u_int16_t cyl;
            u_int8_t heads;
            u_int8_t sectors;
            u_int8_t spares;        /* spares per cylinder */
            u_int32_t rba;          /* # of RBAs */
    
    #if NRND > 0
            rndsource_element_t     rnd_source;
    #endif
    };

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