1/* $NetBSD: cdvar.h,v 1.32 2015/04/14 20:32:36 riastradh 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 <sys/rndsource.h>
28
29#define CDRETRIES 4
30
31struct cd_softc {
32 device_t sc_dev;
33 struct disk sc_dk;
34 kmutex_t sc_lock;
35
36 int flags;
37#define CDF_WLABEL 0x04 /* label is writable */
38#define CDF_LABELLING 0x08 /* writing label */
39#define CDF_ANCIENT 0x10 /* disk is ancient; for minphys */
40
41 struct scsipi_periph *sc_periph;
42
43 struct cd_parms {
44 u_int blksize;
45 u_long disksize; /* total number sectors */
46 u_long disksize512; /* total number sectors */
47 } params;
48
49 struct bufq_state *buf_queue;
50 struct callout sc_callout;
51
52 krndsource_t rnd_source;
53};
54