cd.h

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    1 /*      $OpenBSD: cd.h,v 1.28 2019/11/29 14:06:21 krw Exp $     */
    2 /*      $NetBSD: scsi_cd.h,v 1.6 1996/03/19 03:06:39 mycroft Exp $      */
    3 
    4 /*
    5  * Written by Julian Elischer (julian@tfs.com)
    6  * for TRW Financial Systems.
    7  *
    8  * TRW Financial Systems, in accordance with their agreement with Carnegie
    9  * Mellon University, makes this software available to CMU to distribute
   10  * or use in any manner that they see fit as long as this message is kept with
   11  * the software. For this reason TFS also grants any other persons or
   12  * organisations permission to use or modify this software.
   13  *
   14  * TFS supplies this software to be publicly redistributed
   15  * on the understanding that TFS is not responsible for the correct
   16  * functioning of this software in any circumstances.
   17  *
   18  * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
   19  */
   20 #ifndef _SCSI_CD_H
   21 #define _SCSI_CD_H
   22 
   23 /*
   24  *      Define two bits always in the same place in byte 2 (flag byte)
   25  */
   26 #define CD_RELADDR      0x01
   27 #define CD_MSF          0x02
   28 
   29 /*
   30  * SCSI command format
   31  */
   32 
   33 struct scsi_blank {
   34         u_int8_t opcode;
   35         u_int8_t byte2;
   36 #define BLANK_DISC      0
   37 #define BLANK_MINIMAL   1
   38         u_int8_t addr[4];
   39         u_int8_t unused[5];
   40         u_int8_t control;
   41 };
   42 
   43 struct scsi_close_track {
   44         u_int8_t opcode;
   45         u_int8_t flags;
   46 #define CT_IMMED        1
   47         u_int8_t closefunc;
   48 #define CT_CLOSE_TRACK  1
   49 #define CT_CLOSE_SESS   2
   50 #define CT_CLOSE_BORDER 3
   51         u_int8_t unused;
   52         u_int8_t track[2];
   53         u_int8_t unused1[3];
   54         u_int8_t control;
   55 };
   56 
   57 struct scsi_pause {
   58         u_int8_t opcode;
   59         u_int8_t byte2;
   60         u_int8_t unused[6];
   61         u_int8_t resume;
   62         u_int8_t control;
   63 };
   64 #define PA_PAUSE        1
   65 #define PA_RESUME       0
   66 
   67 struct scsi_play_msf {
   68         u_int8_t opcode;
   69         u_int8_t byte2;
   70         u_int8_t unused;
   71         u_int8_t start_m;
   72         u_int8_t start_s;
   73         u_int8_t start_f;
   74         u_int8_t end_m;
   75         u_int8_t end_s;
   76         u_int8_t end_f;
   77         u_int8_t control;
   78 };
   79 
   80 struct scsi_play_track {
   81         u_int8_t opcode;
   82         u_int8_t byte2;
   83         u_int8_t unused[2];
   84         u_int8_t start_track;
   85         u_int8_t start_index;
   86         u_int8_t unused1;
   87         u_int8_t end_track;
   88         u_int8_t end_index;
   89         u_int8_t control;
   90 };
   91 
   92 struct scsi_play {
   93         u_int8_t opcode;
   94         u_int8_t byte2;
   95         u_int8_t blk_addr[4];
   96         u_int8_t unused;
   97         u_int8_t xfer_len[2];
   98         u_int8_t control;
   99 };
  100 
  101 struct scsi_play_big {
  102         u_int8_t opcode;
  103         u_int8_t byte2; /* same as above */
  104         u_int8_t blk_addr[4];
  105         u_int8_t xfer_len[4];
  106         u_int8_t unused;
  107         u_int8_t control;
  108 };
  109 
  110 struct scsi_play_rel_big {
  111         u_int8_t opcode;
  112         u_int8_t byte2; /* same as above */
  113         u_int8_t blk_addr[4];
  114         u_int8_t xfer_len[4];
  115         u_int8_t track;
  116         u_int8_t control;
  117 };
  118 
  119 struct scsi_read_header {
  120         u_int8_t opcode;
  121         u_int8_t byte2;
  122         u_int8_t blk_addr[4];
  123         u_int8_t unused;
  124         u_int8_t data_len[2];
  125         u_int8_t control;
  126 };
  127 
  128 struct scsi_read_subchannel {
  129         u_int8_t opcode;
  130         u_int8_t byte2;
  131         u_int8_t byte3;
  132 #define SRS_SUBQ        0x40
  133         u_int8_t subchan_format;
  134         u_int8_t unused[2];
  135         u_int8_t track;
  136         u_int8_t data_len[2];
  137         u_int8_t control;
  138 };
  139 
  140 struct scsi_read_toc {
  141         u_int8_t opcode;
  142         u_int8_t byte2;
  143         u_int8_t unused[4];
  144         u_int8_t from_track;
  145         u_int8_t data_len[2];
  146         u_int8_t control;
  147 };
  148 
  149 struct scsi_read_track_info {
  150         u_int8_t opcode;
  151         u_int8_t addrtype;
  152 #define RTI_LBA         0
  153 #define RTI_TRACK       1
  154 #define RTI_BORDER      2
  155         u_int8_t addr[4];
  156         u_int8_t unused;
  157         u_int8_t data_len[2];
  158         u_int8_t control;
  159 };
  160 
  161 struct scsi_load_unload {
  162         u_int8_t opcode;
  163         u_int8_t reserved;
  164 #define IMMED   0x1
  165         u_int8_t reserved2[2];
  166         u_int8_t options;
  167 #define START   0x1
  168 #define LOUNLO  0x2
  169         u_int8_t reserved4[3];
  170         u_int8_t slot;
  171         u_int8_t reserved5[2];
  172         u_int8_t control;
  173 };
  174 
  175 struct scsi_set_cd_speed {
  176         u_int8_t opcode;
  177         u_int8_t rotation;
  178 #define ROTATE_CLV 0
  179 #define ROTATE_CAV 1
  180         u_int8_t read[2];
  181         u_int8_t write[2];
  182         u_int8_t reserved[5];
  183         u_int8_t control;
  184 };
  185 
  186 /*
  187  * Opcodes
  188  */
  189 
  190 #define READ_SUBCHANNEL         0x42    /* cdrom read Subchannel */
  191 #define READ_TOC                0x43    /* cdrom read TOC */
  192 #define READ_HEADER             0x44    /* cdrom read header */
  193 #define PLAY                    0x45    /* cdrom play 'play audio' mode */
  194 #define PLAY_MSF                0x47    /* cdrom play Min,Sec,Frames mode */
  195 #define PLAY_TRACK              0x48    /* cdrom play track/index mode */
  196 #define PLAY_TRACK_REL          0x49    /* cdrom play track/index mode */
  197 #define PAUSE                   0x4b    /* cdrom pause in 'play audio' mode */
  198 #define READ_TRACK_INFO         0x52    /* read track/rzone info */
  199 #define CLOSE_TRACK             0x5b    /* close track/rzone/session/border */
  200 #define BLANK                   0xa1    /* cdrom blank */
  201 #define PLAY_BIG                0xa5    /* cdrom pause in 'play audio' mode */
  202 #define LOAD_UNLOAD             0xa6    /* cdrom load/unload media */
  203 #define PLAY_TRACK_REL_BIG      0xa9    /* cdrom play track/index mode */
  204 #define SET_CD_SPEED            0xbb    /* set cdrom read/write speed */
  205 
  206 /*
  207  * Mode pages
  208  */
  209 
  210 #define ERR_RECOVERY_PAGE       0x01
  211 #define WRITE_PARAM_PAGE        0x05
  212 #define AUDIO_PAGE              0x0e
  213 #define CDVD_CAPABILITIES_PAGE  0x2a
  214 
  215 struct cd_audio_page {
  216         u_int8_t page_code;
  217 #define CD_PAGE_CODE    0x3F
  218 #define CD_PAGE_PS      0x80
  219         u_int8_t param_len;
  220         u_int8_t flags;
  221 #define         CD_PA_SOTC      0x02
  222 #define         CD_PA_IMMED     0x04
  223         u_int8_t unused[2];
  224         u_int8_t format_lba;
  225 #define         CD_PA_FORMAT_LBA        0x0F
  226 #define         CD_PA_APR_VALID 0x80
  227         u_int8_t lb_per_sec[2];
  228         struct  port_control {
  229                 u_int8_t channels;
  230 #define CHANNEL 0x0F
  231 #define CHANNEL_0 1
  232 #define CHANNEL_1 2
  233 #define CHANNEL_2 4
  234 #define CHANNEL_3 8
  235 #define LEFT_CHANNEL    CHANNEL_0
  236 #define RIGHT_CHANNEL   CHANNEL_1
  237 #define MUTE_CHANNEL    0x0
  238 #define BOTH_CHANNEL    LEFT_CHANNEL | RIGHT_CHANNEL
  239                 u_int8_t volume;
  240         } port[4];
  241 #define LEFT_PORT       0
  242 #define RIGHT_PORT      1
  243 };
  244 
  245 /*
  246  * There are 2352 bytes in a CD digital audio frame.  One frame is 1/75 of a
  247  * second, at 44.1kHz sample rate, 16 bits/sample, 2 channels.
  248  *
  249  * The frame data have the two channels interleaved, with the left
  250  * channel first.  Samples are little endian 16-bit signed values.
  251  */
  252 #define CD_DA_BLKSIZ            2352    /* # bytes in CD-DA frame */
  253 #define CD_NORMAL_DENSITY_CODE  0x00    /* from Toshiba CD-ROM specs */
  254 #define CD_DA_DENSITY_CODE      0x82    /* from Toshiba CD-ROM specs */
  255 
  256 struct scsi_read_dvd_structure {
  257         u_int8_t        opcode;         /* GPCMD_READ_DVD_STRUCTURE */
  258         u_int8_t        reserved;
  259         u_int8_t        address[4];
  260         u_int8_t        layer;
  261         u_int8_t        format;
  262         u_int8_t        length[2];
  263         u_int8_t        agid;           /* bottom 6 bits reserved */
  264         u_int8_t        control;
  265 };
  266 
  267 struct scsi_read_dvd_structure_data {
  268         u_int8_t        len[2];         /* Big-endian length of valid data. */
  269         u_int8_t        reserved[2];
  270         u_int8_t        data[2048];
  271 };
  272 
  273 #endif /* _SCSI_CD_H */

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FreeBSD/Linux Kernel Cross Reference sys/scsi/cd.h

FreeBSD/Linux Kernel Cross Reference
sys/scsi/cd.h