diff options
Diffstat (limited to 'sys/scsi/scsi_cd.h')
| -rw-r--r-- | sys/scsi/scsi_cd.h | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/sys/scsi/scsi_cd.h b/sys/scsi/scsi_cd.h new file mode 100644 index 0000000..c35bdff --- /dev/null +++ b/sys/scsi/scsi_cd.h @@ -0,0 +1,295 @@ +/* + * Written by Julian Elischer (julian@tfs.com) + * for TRW Financial Systems. + * + * TRW Financial Systems, in accordance with their agreement with Carnegie + * Mellon University, makes this software available to CMU to distribute + * or use in any manner that they see fit as long as this message is kept with + * the software. For this reason TFS also grants any other persons or + * organisations permission to use or modify this software. + * + * TFS supplies this software to be publicly redistributed + * on the understanding that TFS is not responsible for the correct + * functioning of this software in any circumstances. + * + * + * PATCHES MAGIC LEVEL PATCH THAT GOT US HERE + * -------------------- ----- ---------------------- + * CURRENT PATCH LEVEL: 1 00098 + * -------------------- ----- ---------------------- + * + * 16 Feb 93 Julian Elischer ADDED for SCSI system + */ + + + +/* + * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 + */ + +/* + * SCSI command format + */ + +struct scsi_read_capacity_cd +{ + u_char op_code; + u_char :5; + u_char lun:3; + u_char addr_3; /* Most Significant */ + u_char addr_2; + u_char addr_1; + u_char addr_0; /* Least Significant */ + u_char unused[3]; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_pause +{ + u_char op_code; + u_char :5; + u_char lun:3; + u_char unused[6]; + u_char resume:1; + u_char :7; + u_char link:1; + u_char flag:1; + u_char :6; +}; +#define PA_PAUSE 1 +#define PA_RESUME 0 + +struct scsi_play_msf +{ + u_char op_code; + u_char :5; + u_char lun:3; + u_char unused; + u_char start_m; + u_char start_s; + u_char start_f; + u_char end_m; + u_char end_s; + u_char end_f; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_play_track +{ + u_char op_code; + u_char :5; + u_char lun:3; + u_char unused[2]; + u_char start_track; + u_char start_index; + u_char unused1; + u_char end_track; + u_char end_index; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_play +{ + u_char op_code; + u_char reladdr:1; + u_char :4; + u_char lun:3; + u_char blk_addr[4]; + u_char unused; + u_char xfer_len[2]; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_play_big +{ + u_char op_code; + u_char reladdr:1; + u_char :4; + u_char lun:3; + u_char blk_addr[4]; + u_char xfer_len[4]; + u_char unused; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_play_rel_big +{ + u_char op_code; + u_char reladdr:1; + u_char :4; + u_char lun:3; + u_char blk_addr[4]; + u_char xfer_len[4]; + u_char track; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_read_header +{ + u_char op_code; + u_char :1; + u_char msf:1; + u_char :3; + u_char lun:3; + u_char blk_addr[4]; + u_char unused; + u_char data_len[2]; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_read_subchannel +{ + u_char op_code; + u_char :1; + u_char msf:1; + u_char :3; + u_char lun:3; + u_char :6; + u_char subQ:1; + u_char :1; + u_char subchan_format; + u_char unused[2]; + u_char track; + u_char data_len[2]; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +struct scsi_read_toc +{ + u_char op_code; + u_char :1; + u_char msf:1; + u_char :3; + u_char lun:3; + u_char unused[4]; + u_char from_track; + u_char data_len[2]; + u_char link:1; + u_char flag:1; + u_char :6; +}; +; + +struct scsi_read_cd_capacity +{ + u_char op_code; + u_char :5; + u_char lun:3; + u_char addr_3; /* Most Significant */ + u_char addr_2; + u_char addr_1; + u_char addr_0; /* Least Significant */ + u_char unused[3]; + u_char link:1; + u_char flag:1; + u_char :6; +}; + +/* + * Opcodes + */ + +#define READ_CD_CAPACITY 0x25 /* slightly different from disk */ +#define READ_SUBCHANNEL 0x42 /* cdrom read Subchannel */ +#define READ_TOC 0x43 /* cdrom read TOC */ +#define READ_HEADER 0x44 /* cdrom read header */ +#define PLAY 0x45 /* cdrom play 'play audio' mode */ +#define PLAY_MSF 0x47 /* cdrom play Min,Sec,Frames mode */ +#define PLAY_TRACK 0x48 /* cdrom play track/index mode */ +#define PLAY_TRACK_REL 0x49 /* cdrom play track/index mode */ +#define PAUSE 0x4b /* cdrom pause in 'play audio' mode */ +#define PLAY_BIG 0xa5 /* cdrom pause in 'play audio' mode */ +#define PLAY_TRACK_REL_BIG 0xa9 /* cdrom play track/index mode */ + + +struct cd_inquiry_data /* in case there is some special info */ +{ + u_char device_type:5; + u_char device_qualifier:3; + u_char dev_qual2:7; + u_char removable:1; + u_char ansii_version:3; + u_char :5; + u_char response_format; + u_char additional_length; + u_char unused[2]; + u_char :3; + u_char can_link:1; + u_char can_sync:1; + u_char :3; + char vendor[8]; + char product[16]; + char revision[4]; + u_char extra[8]; +}; + +struct scsi_read_cd_cap_data +{ + u_char addr_3; /* Most significant */ + u_char addr_2; + u_char addr_1; + u_char addr_0; /* Least significant */ + u_char length_3; /* Most significant */ + u_char length_2; + u_char length_1; + u_char length_0; /* Least significant */ +}; + +union cd_pages +{ +#define AUDIO_PAGE 0x0e + struct audio_page + { + u_char page_code:6; + u_char :1; + u_char ps:1; + u_char param_len; + u_char :1; + u_char sotc:1; + u_char immed:1; + u_char :5; + u_char unused[2]; + u_char format_lba:4; + u_char :3; + u_char apr_valid:1; + u_char lb_per_sec[2]; + struct port_control + { + u_char channels:4; +#define CHANNEL_0 1 +#define CHANNEL_1 2 +#define CHANNEL_2 4 +#define CHANNEL_3 8 +#define LEFT_CHANNEL CHANNEL_0 +#define RIGHT_CHANNEL CHANNEL_1 + u_char :4; + u_char volume; + } port[4]; +#define LEFT_PORT 0 +#define RIGHT_PORT 1 + }audio; +}; + +struct cd_mode_data +{ + struct scsi_mode_header header; + struct blk_desc blk_desc; + union cd_pages page; +}; + |
