87 lines
3.3 KiB
C
87 lines
3.3 KiB
C
/*-
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* Copyright (c) 1998 - 2007 Søren Schmidt <sos@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/* ATAPI Rewriteable drive Capabilities and Mechanical Status Page */
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struct afd_capabilities {
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u_int16_t data_length;
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u_int8_t medium_type;
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#define MFD_2DD_UN 0x10
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#define MFD_2DD 0x11
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#define MFD_HD_UN 0x20
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#define MFD_HD_12_98 0x22
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#define MFD_HD_12 0x23
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#define MFD_HD_144 0x24
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#define MFD_UHD 0x31
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#define MFD_UNKNOWN 0x00
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#define MFD_NO_DISC 0x70
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#define MFD_DOOR_OPEN 0x71
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#define MFD_FMT_ERROR 0x72
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u_int8_t reserved0 :7;
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u_int8_t wp :1; /* write protect */
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u_int8_t unused[4];
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/* capabilities page */
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u_int8_t page_code :6;
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#define ATAPI_REWRITEABLE_CAP_PAGE 0x05
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u_int8_t reserved1_6 :1;
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u_int8_t ps :1; /* page save supported */
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u_int8_t page_length; /* page length */
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u_int16_t transfer_rate; /* in kilobits per second */
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u_int8_t heads; /* number of heads */
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u_int8_t sectors; /* number of sectors pr track */
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u_int16_t sector_size; /* number of bytes per sector */
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u_int16_t cylinders; /* number of cylinders */
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u_int8_t reserved10[10];
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u_int8_t motor_delay; /* motor off delay */
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u_int8_t reserved21[7];
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u_int16_t rpm; /* rotations per minute */
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u_int8_t reserved30[2];
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};
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struct afd_capacity {
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u_int32_t capacity;
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u_int32_t blocksize;
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};
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struct afd_capacity_big {
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u_int64_t capacity;
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u_int32_t blocksize;
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};
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struct afd_softc {
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u_int64_t mediasize;
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u_int32_t heads;
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u_int32_t sectors;
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u_int32_t sectorsize;
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struct disk *disk; /* virtual drives */
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};
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