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

     /*      $NetBSD: dkio.h,v 1.13.2.1 2007/09/27 16:16:32 xtraeme 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>
    #include <prop/plistref.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 */
    
    #if defined(__HAVE_OLD_DISKLABEL) && defined(_KERNEL)
    #define ODIOCGDINFO     _IOR('d', 101, struct olddisklabel)/* get */
    #define ODIOCSDINFO     _IOW('d', 102, struct olddisklabel)/* set */
    #define ODIOCWDINFO     _IOW('d', 103, struct olddisklabel)/* set, update dk */
    #endif
    
    /* do format operation, read or write */
    #define DIOCRFORMAT     _IOWR('d', 105, struct format_op)
    #define DIOCWFORMAT     _IOWR('d', 106, struct format_op)
    
    #define DIOCSSTEP       _IOW('d', 107, int)     /* set step rate */
    #define DIOCSRETRIES    _IOW('d', 108, int)     /* set # of retries */
    #define DIOCKLABEL      _IOW('d', 119, int)     /* keep/drop label on close? */
    #define DIOCWLABEL      _IOW('d', 109, int)     /* write en/disable label */
    
    #define DIOCSBAD        _IOW('d', 110, struct dkbad)    /* set kernel dkbad */
    #define DIOCEJECT       _IOW('d', 112, int)     /* eject removable disk */
    #define ODIOCEJECT      _IO('d', 112)           /* eject removable disk */
    #define DIOCLOCK        _IOW('d', 113, int)     /* lock/unlock pack */
    
                    /* get default label, clear label */
    #define DIOCGDEFLABEL   _IOR('d', 114, struct disklabel)
    #define DIOCCLRLABEL    _IO('d', 115)
    
    #if defined(__HAVE_OLD_DISKLABEL) && defined(_KERNEL)
    #define ODIOCGDEFLABEL  _IOR('d', 114, struct olddisklabel)
    #endif
    
                    /* disk cache enable/disable */
    #define DIOCGCACHE      _IOR('d', 116, int)     /* get cache enables */
    #define DIOCSCACHE      _IOW('d', 117, int)     /* set cache enables */
    
    #define DKCACHE_READ    0x000001 /* read cache enabled */
    #define DKCACHE_WRITE   0x000002 /* write(back) cache enabled */
    #define DKCACHE_RCHANGE 0x000100 /* read enable is changeable */
    #define DKCACHE_WCHANGE 0x000200 /* write enable is changeable */
    #define DKCACHE_SAVE    0x010000 /* cache parameters are savable/save them */
    
                    /* sync disk cache */
    #define DIOCCACHESYNC   _IOW('d', 118, int)     /* sync cache (force?) */
    
                    /* bad sector list */
    #define DIOCBSLIST      _IOWR('d', 119, struct disk_badsecinfo) /* get list */
    #define DIOCBSFLUSH     _IO('d', 120)                   /* flush list */
    
                    /* wedges */
    #define DIOCAWEDGE      _IOWR('d', 121, struct dkwedge_info) /* add wedge */
    #define DIOCGWEDGEINFO  _IOR('d', 122, struct dkwedge_info)  /* get wedge inf */
    #define DIOCDWEDGE      _IOW('d', 123, struct dkwedge_info)  /* del wedge */
    #define DIOCLWEDGES     _IOWR('d', 124, struct dkwedge_list) /* list wedges */
    
                    /* disk buffer queue strategy */
    #define DIOCGSTRATEGY   _IOR('d', 125, struct disk_strategy)
   #define DIOCSSTRATEGY   _IOW('d', 126, struct disk_strategy)
   
                   /* get disk-info dictionary */
   #define DIOCGDISKINFO   _IOR('d', 127, struct plistref)
   
   #endif /* _SYS_DKIO_H_ */

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