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      1 /*	$NetBSD: cdvar.h,v 1.33 2016/12/10 10:26:38 mlelstv 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  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 #include <dev/dkvar.h>
     28 
     29 #define	CDRETRIES	4
     30 
     31 struct cd_softc {
     32 	struct dk_softc sc_dksc;
     33 
     34 	int flags;
     35 #define	CDF_ANCIENT	0x10		/* disk is ancient; for minphys */
     36 #define	CDF_EJECTED	0x20		/* be silent when flushing cache */
     37 
     38 	struct scsipi_periph *sc_periph;
     39 
     40 	struct cd_parms {
     41 		u_int blksize;
     42 		u_long disksize;	/* total number sectors */
     43 		u_long disksize512;	/* total number sectors */
     44 	} params;
     45 
     46 	struct callout sc_callout;
     47 };
     48 
     49 #define CDGP_RESULT_OK          0       /* parameters obtained */
     50 #define CDGP_RESULT_OFFLINE     1       /* no media, or otherwise losing */
     51 #define CDGP_RESULT_UNFORMATTED 2       /* unformatted media (max params) */
     52