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      1 /*	$NetBSD: scsipi_cd.h,v 1.21 2009/04/01 12:19:04 reinoud Exp $	*/
      2 
      3 /*
      4  * Written by Julian Elischer (julian (at) tfs.com)
      5  * for TRW Financial Systems.
      6  *
      7  * TRW Financial Systems, in accordance with their agreement with Carnegie
      8  * Mellon University, makes this software available to CMU to distribute
      9  * or use in any manner that they see fit as long as this message is kept with
     10  * the software. For this reason TFS also grants any other persons or
     11  * organisations permission to use or modify this software.
     12  *
     13  * TFS supplies this software to be publicly redistributed
     14  * on the understanding that TFS is not responsible for the correct
     15  * functioning of this software in any circumstances.
     16  *
     17  * Ported to run under 386BSD by Julian Elischer (julian (at) tfs.com) Sept 1992
     18  */
     19 
     20 /*
     21  *	Define two bits always in the same place in byte 2 (flag byte)
     22  */
     23 #define	CD_RELADDR	0x01
     24 #define	CD_MSF		0x02
     25 
     26 /*
     27  * SCSI and SCSI-like command format
     28  */
     29 
     30 #define	LOAD_UNLOAD	0xa6
     31 struct scsipi_load_unload {
     32 	u_int8_t opcode;
     33 	u_int8_t unused1[3];
     34 	u_int8_t options;
     35 	u_int8_t unused2[3];
     36 	u_int8_t slot;
     37 	u_int8_t unused3[3];
     38 } __packed;
     39 
     40 #define PAUSE			0x4b	/* cdrom pause in 'play audio' mode */
     41 struct scsipi_pause {
     42 	u_int8_t opcode;
     43 	u_int8_t byte2;
     44 	u_int8_t unused[6];
     45 	u_int8_t resume;
     46 	u_int8_t control;
     47 } __packed;
     48 #define	PA_PAUSE	0x00
     49 #define PA_RESUME	0x01
     50 
     51 #define PLAY_MSF		0x47	/* cdrom play Min,Sec,Frames mode */
     52 struct scsipi_play_msf {
     53 	u_int8_t opcode;
     54 	u_int8_t byte2;
     55 	u_int8_t unused;
     56 	u_int8_t start_m;
     57 	u_int8_t start_s;
     58 	u_int8_t start_f;
     59 	u_int8_t end_m;
     60 	u_int8_t end_s;
     61 	u_int8_t end_f;
     62 	u_int8_t control;
     63 } __packed;
     64 
     65 #define PLAY			0x45	/* cdrom play  'play audio' mode */
     66 struct scsipi_play {
     67 	u_int8_t opcode;
     68 	u_int8_t byte2;
     69 	u_int8_t blk_addr[4];
     70 	u_int8_t unused;
     71 	u_int8_t xfer_len[2];
     72 	u_int8_t control;
     73 } __packed;
     74 
     75 #define READ_HEADER		0x44	/* cdrom read header */
     76 struct scsipi_read_header {
     77 	u_int8_t opcode;
     78 	u_int8_t byte2;
     79 	u_int8_t blk_addr[4];
     80 	u_int8_t unused;
     81 	u_int8_t data_len[2];
     82 	u_int8_t control;
     83 } __packed;
     84 
     85 #define READ_SUBCHANNEL		0x42	/* cdrom read Subchannel */
     86 struct scsipi_read_subchannel {
     87 	u_int8_t opcode;
     88 	u_int8_t byte2;
     89 	u_int8_t byte3;
     90 #define	SRS_SUBQ	0x40
     91 	u_int8_t subchan_format;
     92 	u_int8_t unused[2];
     93 	u_int8_t track;
     94 	u_int8_t data_len[2];
     95 	u_int8_t control;
     96 } __packed;
     97 
     98 #define READ_TOC		0x43	/* cdrom read TOC */
     99 struct scsipi_read_toc {
    100 	u_int8_t opcode;
    101 	u_int8_t addr_mode;
    102 	u_int8_t resp_format;
    103 	u_int8_t unused[3];
    104 	u_int8_t from_track;		/* session nr in format 2 */
    105 	u_int8_t data_len[2];
    106 	u_int8_t control;
    107 } __packed;
    108 
    109 struct scsipi_toc_header {
    110 	uint8_t	 length[2];
    111 	uint8_t  first;			/* track or session */
    112 	uint8_t  last;
    113 } __packed;
    114 
    115 /* read TOC form 0 result entries */
    116 struct scsipi_toc_formatted {
    117 	uint8_t  unused1;
    118 	uint8_t  adrcontrol;
    119 	uint8_t  tracknr;
    120 	uint8_t  unused2;
    121 	uint8_t	 msf_lba[4];		/* union msf_lba from cdio.h */
    122 } __packed;
    123 
    124 /* read TOC form 1 result entries */
    125 struct scsipi_toc_msinfo {
    126 	uint8_t  unused1;
    127 	uint8_t  adrcontol;
    128 	uint8_t  tracknr;		/* first track last compl. session */
    129 	uint8_t  unused2;
    130 	uint8_t	 msf_lba[4];		/* union msf_lba from cdio.h */
    131 } __packed;
    132 
    133 /* read TOC form 2 result entries */
    134 struct scsipi_toc_rawtoc {
    135 	uint8_t  sessionnr;
    136 	uint8_t  adrcontrol;
    137 	uint8_t  tno;
    138 	uint8_t  point;
    139 	uint8_t  min;
    140 	uint8_t  sec;
    141 	uint8_t  frame;
    142 	uint8_t  zero;			/* zero/unused */
    143 	uint8_t  pmin;
    144 	uint8_t  psec;
    145 	uint8_t  pframe;
    146 } __packed;
    147 
    148 /* read TOC form 3, 4 and 5 obmitted yet */
    149 
    150 #define GET_CONFIGURATION	0x46	/* Get configuration */
    151 #define GET_CONF_NO_FEATURES_LEN 8
    152 struct scsipi_get_configuration {
    153 	uint8_t  opcode;
    154 	uint8_t  request_type;
    155 	uint8_t  start_at_feature[2];
    156 	uint8_t  unused[3];
    157 	uint8_t  data_len[2];
    158 	uint8_t  control;
    159 } __packed;
    160 
    161 struct scsipi_get_conf_data {
    162 	uint8_t  data_len[4];
    163 	uint8_t  unused[2];
    164 	uint8_t  mmc_profile[2];	/* current mmc profile for disk */
    165 	uint8_t  feature_desc[1];	/* feature descriptors follow	*/
    166 } __packed;
    167 
    168 struct scsipi_get_conf_feature {	/* feature descriptor */
    169 	uint8_t  featurecode[2];
    170 	uint8_t  flags;
    171 	uint8_t  additional_length;	/* length of feature dependent  */
    172 	uint8_t  feature_dependent[256];
    173 } __packed;
    174 #define FEATUREFLAG_CURRENT    1
    175 #define FEATUREFLAG_PERSISTENT 2
    176 
    177 
    178 #define READ_DISCINFO 0x51
    179 struct scsipi_read_discinfo {
    180 	uint8_t  opcode;
    181 	uint8_t  unused[6];
    182 	uint8_t  data_len[2];
    183 	uint8_t  control;
    184 } __packed;
    185 
    186 #define READ_DISCINFO_SMALLSIZE  12
    187 #define READ_DISCINFO_BIGSIZE    34	/* + entries */
    188 struct scsipi_read_discinfo_data {
    189 	uint8_t  data_len[2];
    190 	uint8_t  disc_state;
    191 	uint8_t  first_track;
    192 	uint8_t  num_sessions_lsb;
    193 	uint8_t  first_track_last_session_lsb;
    194 	uint8_t  last_track_last_session_lsb;
    195 	uint8_t  disc_state2;
    196 	uint8_t  disc_type;
    197 	uint8_t  num_sessions_msb;
    198 	uint8_t  first_track_last_session_msb;
    199 	uint8_t  last_track_last_session_msb;
    200 	uint8_t  discid[4];
    201 	uint8_t  last_session_leadin_hmsf[4];
    202 	uint8_t  last_possible_start_leadout_hmsf[4];
    203 	uint8_t  disc_bar_code[8];
    204 	uint8_t  application_code;
    205 	uint8_t  num_opc_table_entries;
    206 	uint8_t  opc_table_entries[1];	/* opc table entries follow	*/
    207 } __packed;
    208 
    209 
    210 #define READ_TRACKINFO 0x52
    211 struct scsipi_read_trackinfo {
    212 	uint8_t  opcode;
    213 	uint8_t  addr_type;
    214 	uint8_t  address[4];
    215 	uint8_t  nothing;
    216 	uint8_t  data_len[2];
    217 	uint8_t  control;
    218 } __packed;
    219 #define READ_TRACKINFO_ADDR_LBA    0
    220 #define READ_TRACKINFO_ADDR_TRACK  1
    221 #define READ_TRACKINFO_ADDR_SESS   2
    222 
    223 struct scsipi_read_trackinfo_data {
    224 	uint8_t  data_len[2];
    225 	uint8_t  track_lsb;
    226 	uint8_t  session_lsb;
    227 	uint8_t  unused1;
    228 	uint8_t  track_info_1;
    229 	uint8_t  track_info_2;
    230 	uint8_t  data_valid;
    231 	uint8_t  track_start[4];
    232 	uint8_t  next_writable[4];
    233 	uint8_t  free_blocks[4];
    234 	uint8_t  packet_size[4];
    235 	uint8_t  track_size[4];
    236 	uint8_t  last_recorded[4];
    237 	uint8_t  track_msb;
    238 	uint8_t  session_msb;
    239 	uint8_t  unused2[2];
    240 } __packed;
    241 #define READ_TRACKINFO_RETURNSIZE 36
    242 
    243 
    244 #define CLOSE_TRACKSESSION 0x5B
    245 struct scsipi_close_tracksession {
    246 	uint8_t  opcode;
    247 	uint8_t  addr_type;		/* bit 1 holds immediate */
    248 	uint8_t  function;		/* bits 2,1,0 */
    249 	uint8_t  unused1;
    250 	uint8_t  tracksessionnr[2];
    251 	uint8_t  unused2[3];
    252 	uint8_t  control;
    253 } __packed;
    254 
    255 
    256 #define RESERVE_TRACK 0x53
    257 struct scsipi_reserve_track {
    258 	uint8_t  opcode;
    259 	uint8_t  reserved[4];
    260 	uint8_t  reservation_size[4];
    261 	uint8_t  control;
    262 } __packed;
    263 
    264 
    265 #define REPAIR_TRACK 0x58
    266 struct scsipi_repair_track {
    267 	uint8_t  opcode;
    268 	uint8_t  reserved1;		/* bit 1 holds immediate */
    269 	uint8_t  reserved2[2];
    270 	uint8_t  tracknr[2];		/* logical track nr */
    271 	uint8_t  reserved3[3];
    272 	uint8_t  control;
    273 } __packed;
    274 
    275 
    276 #define READ_CD_CAPACITY	0x25	/* slightly different from disk */
    277 struct scsipi_read_cd_capacity {
    278 	u_int8_t opcode;
    279 	u_int8_t byte2;
    280 	u_int8_t addr[4];
    281 	u_int8_t unused[3];
    282 	u_int8_t control;
    283 } __packed;
    284 
    285 struct scsipi_read_cd_cap_data {
    286 	u_int8_t addr[4];
    287 	u_int8_t length[4];
    288 } __packed;
    289 
    290 
    291 /* mod pages common to scsi and atapi */
    292 struct cd_audio_page {
    293 	u_int8_t pg_code;
    294 #define		AUDIO_PAGE	0x0e
    295 	u_int8_t pg_length;
    296 	u_int8_t flags;
    297 #define		CD_PA_SOTC	0x02
    298 #define		CD_PA_IMMED	0x04
    299 	u_int8_t unused[2];
    300 	u_int8_t format_lba; /* valid only for SCSI CDs */
    301 #define		CD_PA_FORMAT_LBA 0x0F
    302 #define		CD_PA_APR_VALID	0x80
    303 	u_int8_t lb_per_sec[2];
    304 	struct port_control {
    305 		u_int8_t channels;
    306 #define	CHANNEL 0x0F
    307 #define	CHANNEL_0 1
    308 #define	CHANNEL_1 2
    309 #define	CHANNEL_2 4
    310 #define	CHANNEL_3 8
    311 #define		LEFT_CHANNEL	CHANNEL_0
    312 #define		RIGHT_CHANNEL	CHANNEL_1
    313 #define		MUTE_CHANNEL	0x0
    314 #define		BOTH_CHANNEL	LEFT_CHANNEL | RIGHT_CHANNEL
    315 		u_int8_t volume;
    316 	} port[4];
    317 #define	LEFT_PORT	0
    318 #define	RIGHT_PORT	1
    319 };
    320