FreeBSD/Linux Kernel Cross Reference
sys/sys/dkio.h

     /*      $OpenBSD: dkio.h,v 1.12 2017/10/24 09:36:13 jsg Exp $   */
     /*      $NetBSD: dkio.h,v 1.1 1996/01/30 18:21:48 thorpej Exp $ */
     
     /*
      * Copyright (c) 1987, 1988, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * 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. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
     */
    
    #ifndef _SYS_DKIO_H_
    #define _SYS_DKIO_H_
    
    #include <sys/ioccom.h>
    
    /*
     * Disk-specific ioctls.
     */
                    /* get and set disklabel; DIOCGPART used internally */
    #define DIOCGDINFO      _IOR('d', 101, struct disklabel)/* get */
    #define DIOCSDINFO      _IOW('d', 102, struct disklabel)/* set */
    #define DIOCWDINFO      _IOW('d', 103, struct disklabel)/* set, update disk */
    #define DIOCGPART       _IOW('d', 104, struct partinfo) /* get partition */
    
    #define DIOCEJECT       _IO('d', 112)           /* eject removable disk */
    #define DIOCLOCK        _IOW('d', 113, int)     /* lock/unlock pack */
    
    #define DIOCGPDINFO     _IOR('d', 114, struct disklabel)/* get physical */
    #define DIOCRLDINFO     _IO('d', 115)                   /* reload disklabel */
    
    struct dk_inquiry {
            char            vendor[64];
            char            product[128];
            char            revision[64];
            char            serial[64];
    };
    
    #define DIOCINQ         _IOR('d', 116, struct dk_inquiry)
    
    struct dk_cache {
            unsigned int    wrcache;
            unsigned int    rdcache;
    };
    
    #define DIOCGCACHE      _IOR('d', 117, struct dk_cache) /* get cache enabled */
    #define DIOCSCACHE      _IOW('d', 118, struct dk_cache) /* set cache enabled */
    
    struct dk_diskmap {
            char            *device;
            int             fd;
            int             flags;
    };
    
    #define DIOCMAP         _IOWR('d', 119, struct dk_diskmap)
    
    #define DIOCCACHESYNC   _IOW('d', 120, int)     /* sync cache (force?) */
    
    #endif /* _SYS_DKIO_H_ */

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