FreeBSD/Linux Kernel Cross Reference
sys/dev/scsipi/cdvar.h
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) */
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