/*- * Copyright (c) 1998, 1999 Søren Schmidt * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ /* * CDROM Table Of Contents */ #define MAXTRK 99 struct toc { struct ioc_toc_header hdr; struct cd_toc_entry tab[MAXTRK + 1]; }; /* * CDROM Audio Control Parameters Page */ struct audiopage { /* Mode Page data header */ u_short data_length; u_char medium_type; u_char dev_spec; u_char unused[2]; u_short blk_desc_len; /* Audio control page */ u_char page_code; #define CDROM_AUDIO_PAGE 0x0e #define CDROM_AUDIO_PAGE_MASK 0x4e u_char param_len; u_char flags; #define CD_PA_SOTC 0x02 #define CD_PA_IMMED 0x04 u_char reserved3; u_char reserved4; u_char reserved5; u_short lb_per_sec; struct port_control { u_char channels:4; #define CHANNEL_0 1 #define CHANNEL_1 2 #define CHANNEL_2 4 #define CHANNEL_3 8 u_char volume; } port[4]; }; /* * CDROM Capabilities and Mechanical Status Page */ struct cappage { /* Mode data header */ u_short data_length; u_char medium_type; /* Present media type */ #define MST_TYPE_MASK_LOW 0x0f #define MST_FMT_NONE 0x00 #define MST_DATA_120 0x01 #define MST_AUDIO_120 0x02 #define MST_COMB_120 0x03 #define MST_PHOTO_120 0x04 #define MST_DATA_80 0x05 #define MST_AUDIO_80 0x06 #define MST_COMB_80 0x07 #define MST_PHOTO_80 0x08 #define MST_TYPE_MASK_HIGH 0x70 #define MST_CDROM 0x00 #define MST_CDR 0x10 #define MST_CDRW 0x20 #define MST_NO_DISC 0x70 #define MST_DOOR_OPEN 0x71 #define MST_FMT_ERROR 0x72 u_char dev_spec; u_char unused[2]; u_short blk_desc_len; /* Capabilities page */ u_char page_code; #define ATAPI_CDROM_CAP_PAGE 0x2a u_char param_len; u_char read_cdr:1; /* Supports CD-R read */ u_char read_cdrw:1; /* Supports CD-RW read */ u_char method2:1; /* Supports reading packet tracks */ u_char byte2_37:5; u_char write_cdr:1; /* Supports CD-R write */ u_char write_cdrw:1; /* Supports CD-RW write */ u_char test_write:1; /* Supports test writing */ u_char byte3_37:5; u_char audio_play:1; /* Audio play supported */ u_char composite:1; /* Composite audio/video supported */ u_char dport1:1; /* Digital audio on port 1 */ u_char dport2:1; /* Digital audio on port 2 */ u_char mode2_form1:1; /* Mode 2 form 1 (XA) read */ u_char mode2_form2:1; /* Mode 2 form 2 format */ u_char multisession:1; /* Multi-session photo-CD */ u_char:1; u_char cd_da:1; /* Audio-CD read supported */ u_char cd_da_stream:1; /* CD-DA streaming */ u_char rw:1; /* Combined R-W subchannels */ u_char rw_corr:1; /* R-W subchannel data corrected */ u_char c2:1; /* C2 error pointers supported */ u_char isrc:1; /* Can return the ISRC info */ u_char upc:1; /* Can return the catalog number UPC */ u_char:1; u_char lock:1; /* Can be locked */ u_char locked:1; /* Current lock state */ u_char prevent:1; /* Prevent jumper installed */ u_char eject:1; /* Can eject */ u_char:1; u_char mech:3; /* Loading mechanism type */ #define MST_MECH_CADDY 0 #define MST_MECH_TRAY 1 #define MST_MECH_POPUP 2 #define MST_MECH_CHANGER 4 #define MST_MECH_CARTRIDGE 5 u_char sep_vol:1; /* Independent volume of channels */ u_char sep_mute:1; /* Independent mute of channels */ u_char:6; u_short max_speed; /* Max raw data rate in bytes/1000 */ u_short max_vol_levels; /* Number of discrete volume levels */ u_short buf_size; /* Internal buffer size in bytes/1024 */ u_short cur_speed; /* Current data rate in bytes/1000 */ u_char reserved3; u_char bckf:1; /* Data valid on failing edge of BCK */ u_char rch:1; /* High LRCK indicates left channel */ u_char lsbf:1; /* Set if LSB first */ u_char dlen:2; #define MST_DLEN_32 0 #define MST_DLEN_16 1 #define MST_DLEN_24 2 #define MST_DLEN_24_I2S 3 u_char:3; u_char reserved4[2]; }; /* * CDROM Changer mechanism status structure */ struct changer { u_char current_slot:5; /* Active changer slot */ u_char mech_state:2; /* Current changer state */ #define CH_READY 0 #define CH_LOADING 1 #define CH_UNLOADING 2 #define CH_INITIALIZING 3 u_char fault:1; /* Fault in last operation */ u_char reserved0:5; u_char cd_state:3; /* Current mechanism state */ #define CD_IDLE 0 #define CD_AUDIO_ACTIVE 1 #define CD_AUDIO_SCAN 2 #define CD_HOST_ACTIVE 3 #define CD_NO_STATE 7 u_char current_lba[3]; /* Current LBA */ u_char slots; /* Number of available slots */ u_short table_length; /* Slot table length */ struct { u_char changed:1; /* Media has changed in this slot */ u_char unused:6; u_char present:1; /* Slot has a CD present */ u_char reserved0; u_char reserved1; u_char reserved2; } slot[32]; }; /* * CDROM Write Parameters Mode Page (Burners ONLY) */ struct write_param { /* Mode Page data header */ u_short data_length; u_char medium_type; u_char dev_spec; u_char unused[2]; u_short blk_desc_len; /* Write Parameters mode page */ u_char page_code; /* 0x05 */ u_char page_length; /* 0x32 */ u_char write_type:4; /* Write stream type */ #define CDR_WTYPE_PACKET 0x00 #define CDR_WTYPE_TRACK 0x01 #define CDR_WTYPE_SESSION 0x02 #define CDR_WTYPE_RAW 0x03 u_char test_write:1; /* Test write enable */ u_char reserved2_567:3; u_char track_mode:4; /* Track mode */ #define CDR_TMODE_AUDIO 0x01 #define CDR_TMODE_INCR_DATA 0x01 #define CDR_TMODE_ALLOW_COPY 0x02 #define CDR_TMODE_DATA 0x04 #define CDR_TMODE_QUAD_AUDIO 0x08 u_char copy:1; /* Generation stamp */ u_char fp:1; /* Fixed packet type */ u_char multi_session:2; /* Multi-session type */ #define CDR_MSES_NONE 0x00 #define CDR_MSES_FINAL 0x01 #define CDR_MSES_RESERVED 0x02 #define CDR_MSES_NULTI 0x03 u_char data_block_type:4; /* Data block type code */ #define CDR_DB_RAW 0x0 /* 2352 bytes of raw data */ #define CDR_DB_RAW_PQ 0x1 /* 2368 bytes raw data + P/Q subchan */ #define CDR_DB_RAW_PW 0x2 /* 2448 bytes raw data + P-W subchan */ #define CDR_DB_RAW_PW_R 0x3 /* 2448 bytes raw data + P-W raw sub */ #define CDR_DB_RES_4 0x4 /* Reserved */ #define CDR_DB_RES_5 0x5 /* Reserved */ #define CDR_DB_RES_6 0x6 /* Reserved */ #define CDR_DB_VS_7 0x7 /* Vendor specific */ #define CDR_DB_ROM_MODE1 0x8 /* 2048 bytes Mode 1 (ISO/IEC 10149) */ #define CDR_DB_ROM_MODE2 0x9 /* 2336 bytes Mode 2 (ISO/IEC 10149) */ #define CDR_DB_XA_MODE1 0x10 /* 2048 bytes Mode 1 (CD-ROM XA 1) */ #define CDR_DB_XA_MODE2_F1 0x11 /* 2056 bytes Mode 2 (CD-ROM XA 1) */ #define CDR_DB_XA_MODE2_F2 0x12 /* 2324 bytes Mode 2 (CD-ROM XA 2) */ #define CDR_DB_XA_MODE2_MIX 0x13 /* 2332 bytes Mode 2 (CD-ROM XA 1/2) */ #define CDR_DB_RES_14 0x14 /* Reserved */ #define CDR_DB_VS_15 0x15 /* Vendor specific */ u_char reserved4_4567:4; u_char reserved5; u_char reserved6; u_char host_app_code:6; /* Host application code */ u_char reserved7_67:2; u_char session_format; /* Session format */ #define CDR_SESS_CDROM 0x00 #define CDR_SESS_CDI 0x10 #define CDR_SESS_CDROM_XA 0x20 u_char reserved9; u_int packet_size; /* Packet size in bytes */ u_short audio_pause_length; /* Audio pause length in secs */ u_char media_catalog_number[16]; u_char isr_code[16]; u_char sub_hdr_byte0; u_char sub_hdr_byte1; u_char sub_hdr_byte2; u_char sub_hdr_byte3; /* u_char vendor_specific_byte0; u_char vendor_specific_byte1; u_char vendor_specific_byte2; u_char vendor_specific_byte3; */ } __attribute__((packed)); /* * CDROM Read Track Information structure */ struct acd_track_info { u_short data_length; u_char track_number; /* Current track number */ u_char session_number; /* Current session number */ u_char reserved4; u_char track_mode:4; /* Mode of this track */ u_char copy:1; /* Generation stamp */ u_char damage:1; /* Damaged track */ u_char reserved5_67:2; u_char data_mode:4; /* Data mode of this disc */ u_char fp:1; /* Fixed packet */ u_char packet:1; /* Packet track */ u_char blank:1; /* Blank (empty) track */ u_char rt:1; /* Reserved track */ u_char nwa_valid:1; /* next_writeable_addr field valid */ u_char reserved7_17:7; u_int track_start_addr; /* Start of this track */ u_int next_writeable_addr; /* Next writeable addr on this disc */ u_int free_blocks; /* Free block on this disc */ u_int fixed_packet_size; /* Size of packets on this track */ u_int track_length; /* Length of this track */ }; /* * Structure describing an ATAPI CDROM device */ struct acd { int unit; /* IDE bus drive unit */ int lun; /* Logical device unit */ int flags; /* Device state flags */ int refcnt; /* The number of raw opens */ struct atapi *ata; /* Controller structure */ struct buf_queue_head buf_queue; /* Queue of i/o requests */ struct atapi_params *param; /* Drive parameters table */ struct toc toc; /* Table of disc contents */ struct { u_long volsize; /* Volume size in blocks */ u_long blksize; /* Block size in bytes */ } info; struct audiopage au; /* Audio page info */ struct cappage cap; /* Capabilities page info */ struct audiopage aumask; /* Audio page mask */ struct { /* Subchannel info */ u_char void0; u_char audio_status; u_short data_length; u_char data_format; u_char control; u_char track; u_char indx; u_long abslba; u_long rellba; } subchan; struct changer *changer_info; /* Changer info */ int slot; /* This lun's slot number */ struct devstat *device_stats; /* Devstat parameters */ u_int block_size; /* Blocksize currently used */ u_char dummy; /* Use dummy writes */ u_char speed; /* Select drive speed */ u_int next_writeable_lba; /* Next writable position */ struct wormio_prepare_track preptrack; /* Scratch region */ };