1/*-
2 * Copyright (c) 1998 - 2008 S�ren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer,
10 *    without modification, immediately at the beginning of the file.
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 * $FreeBSD$
27 */
28
29/* ATAPI Rewriteable drive Capabilities and Mechanical Status Page */
30struct afd_capabilities {
31    u_int16_t   data_length;
32    u_int8_t    medium_type;
33#define MFD_2DD_UN              0x10
34#define MFD_2DD                 0x11
35#define MFD_HD_UN               0x20
36#define MFD_HD_12_98            0x22
37#define MFD_HD_12               0x23
38#define MFD_HD_144              0x24
39#define MFD_UHD                 0x31
40
41#define MFD_UNKNOWN             0x00
42#define MFD_NO_DISC             0x70
43#define MFD_DOOR_OPEN           0x71
44#define MFD_FMT_ERROR           0x72
45
46    u_int8_t    reserved0       :7;
47    u_int8_t    wp              :1;             /* write protect */
48    u_int8_t    unused[4];
49
50    /* capabilities page */
51    u_int8_t    page_code       :6;
52#define ATAPI_REWRITEABLE_CAP_PAGE        0x05
53
54    u_int8_t    reserved1_6     :1;
55    u_int8_t    ps              :1;             /* page save supported */
56    u_int8_t    page_length;                    /* page length */
57    u_int16_t   transfer_rate;                  /* in kilobits per second */
58    u_int8_t    heads;                          /* number of heads */
59    u_int8_t    sectors;                        /* number of sectors pr track */
60    u_int16_t   sector_size;                    /* number of bytes per sector */
61    u_int16_t   cylinders;                      /* number of cylinders */
62    u_int8_t    reserved10[10];
63    u_int8_t    motor_delay;                    /* motor off delay */
64    u_int8_t    reserved21[7];
65    u_int16_t   rpm;                            /* rotations per minute */
66    u_int8_t    reserved30[2];
67};
68
69struct afd_capacity {
70    u_int32_t	capacity;
71    u_int32_t	blocksize;
72};
73
74struct afd_capacity_big {
75    u_int64_t	capacity;
76    u_int32_t	blocksize;
77};
78
79struct afd_softc {
80    u_int64_t	mediasize;
81    u_int32_t	heads;
82    u_int32_t	sectors;
83    u_int32_t	sectorsize;
84    struct disk *disk;          		/* virtual drives */
85};
86
87