Home | History | Annotate | Line # | Download | only in scsipi
cdvar.h revision 1.25 
      1 /*	$NetBSD: cdvar.h,v 1.25 2005/10/15 17:29:25 yamt Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 Manuel Bouyer.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Manuel Bouyer.
     17  * 4. The name of the author may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #define	CDRETRIES	4
     33 
     34 struct cd_softc {
     35 	struct device sc_dev;
     36 	struct disk sc_dk;
     37 	struct lock sc_lock;
     38 
     39 	int flags;
     40 #define	CDF_WLABEL	0x04		/* label is writable */
     41 #define	CDF_LABELLING	0x08		/* writing label */
     42 #define	CDF_ANCIENT	0x10		/* disk is ancient; for minphys */
     43 
     44 	struct scsipi_periph *sc_periph;
     45 
     46 	struct cd_parms {
     47 		u_int blksize;
     48 		u_long disksize;	/* total number sectors */
     49 		u_long disksize512;	/* total number sectors */
     50 	} params;
     51 
     52 	struct bufq_state *buf_queue;
     53 	struct callout sc_callout;
     54 
     55 #if NRND > 0
     56 	rndsource_element_t	rnd_source;
     57 #endif
     58 };
     59