/*- * Copyright (c) 1998,1999,2000 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_int16_t data_length; u_int8_t medium_type; u_int8_t dev_spec; u_int8_t unused[2]; u_int16_t blk_desc_len; /* audio control page */ u_int8_t page_code; #define ATAPI_CDROM_AUDIO_PAGE 0x0e #define ATAPI_CDROM_AUDIO_PAGE_MASK 0x4e u_int8_t param_len; u_int8_t flags; #define CD_PA_SOTC 0x02 #define CD_PA_IMMED 0x04 u_int8_t reserved3; u_int8_t reserved4; u_int8_t reserved5; u_int16_t lb_per_sec; struct port_control { u_int8_t channels:4; #define CHANNEL_0 1 #define CHANNEL_1 2 #define CHANNEL_2 4 #define CHANNEL_3 8 u_int8_t volume; } port[4]; }; /* CDROM Capabilities and Mechanical Status Page */ struct cappage { /* mode page data header */ u_int16_t data_length; u_int8_t medium_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_int8_t dev_spec; u_int8_t unused[2]; u_int16_t blk_desc_len; /* capabilities page */ u_int8_t page_code; #define ATAPI_CDROM_CAP_PAGE 0x2a u_int8_t param_len; u_int8_t read_cdr :1; /* supports CD-R read */ u_int8_t read_cdrw :1; /* supports CD-RW read */ u_int8_t read_packet :1; /* supports reading packet tracks */ u_int8_t read_dvdrom :1; /* supports DVD-ROM read */ u_int8_t read_dvdr :1; /* supports DVD-R read */ u_int8_t read_dvdram :1; /* supports DVD-RAM read */ u_int8_t reserved2_67 :2; u_int8_t write_cdr :1; /* supports CD-R write */ u_int8_t write_cdrw :1; /* supports CD-RW write */ u_int8_t test_write :1; /* supports test writing */ u_int8_t reserved3_3 :1; u_int8_t write_dvdr :1; /* supports DVD-R write */ u_int8_t write_dvdram :1; /* supports DVD-RAM write */ u_int8_t reserved3_67 :2; u_int8_t audio_play :1; /* audio play supported */ u_int8_t composite :1; /* composite audio/video supported */ u_int8_t dport1 :1; /* digital audio on port 1 */ u_int8_t dport2 :1; /* digital audio on port 2 */ u_int8_t mode2_form1 :1; /* mode 2 form 1 (XA) read */ u_int8_t mode2_form2 :1; /* mode 2 form 2 format */ u_int8_t multisession :1; /* multi-session photo-CD */ u_int8_t burnproof :1; /* supports burnproof */ u_int8_t cd_da :1; /* audio-CD read supported */ u_int8_t cd_da_stream :1; /* CD-DA streaming */ u_int8_t rw :1; /* combined R-W subchannels */ u_int8_t rw_corr :1; /* R-W subchannel data corrected */ u_int8_t c2 :1; /* C2 error pointers supported */ u_int8_t isrc :1; /* can return the ISRC info */ u_int8_t upc :1; /* can return the catalog number UPC */ u_int8_t :1; u_int8_t lock :1; /* can be locked */ u_int8_t locked :1; /* current lock state */ u_int8_t prevent :1; /* prevent jumper installed */ u_int8_t eject :1; /* can eject */ u_int8_t :1; u_int8_t 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_int8_t sep_vol :1; /* independent volume of channels */ u_int8_t sep_mute :1; /* independent mute of channels */ u_int8_t:6; u_int16_t max_read_speed; /* max raw data rate in bytes/1000 */ u_int16_t max_vol_levels; /* number of discrete volume levels */ u_int16_t buf_size; /* internal buffer size in bytes/1024 */ u_int16_t cur_read_speed; /* current data rate in bytes/1000 */ u_int8_t reserved3; u_int8_t bckf :1; /* data valid on failing edge of BCK */ u_int8_t rch :1; /* high LRCK indicates left channel */ u_int8_t lsbf :1; /* set if LSB first */ u_int8_t dlen :2; #define MST_DLEN_32 0 #define MST_DLEN_16 1 #define MST_DLEN_24 2 #define MST_DLEN_24_I2S 3 u_int8_t :3; u_int16_t max_write_speed; /* max raw data rate in bytes/1000 */ u_int16_t cur_write_speed; /* current data rate in bytes/1000 */ }; /* CDROM Changer mechanism status structure */ struct changer { u_int8_t current_slot :5; /* active changer slot */ u_int8_t mech_state :2; /* current changer state */ #define CH_READY 0 #define CH_LOADING 1 #define CH_UNLOADING 2 #define CH_INITIALIZING 3 u_int8_t fault :1; /* fault in last operation */ u_int8_t reserved0 :5; u_int8_t 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_int8_t current_lba[3]; /* current LBA */ u_int8_t slots; /* number of available slots */ u_int16_t table_length; /* slot table length */ struct { u_int8_t changed :1; /* media has changed in this slot */ u_int8_t unused :6; u_int8_t present :1; /* slot has a CD present */ u_int8_t reserved0; u_int8_t reserved1; u_int8_t reserved2; } slot[32]; }; /* CDROM Write Parameters Mode Page (Burners ONLY) */ struct write_param { /* mode page data header */ u_int16_t data_length; u_int8_t medium_type; u_int8_t dev_spec; u_int8_t unused[2]; u_int16_t blk_desc_len; /* write parameters page */ u_int8_t page_code; #define ATAPI_CDROM_WRITE_PARAMETERS_PAGE 0x05 u_int8_t page_length; /* 0x32 */ u_int8_t 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_int8_t test_write :1; /* test write enable */ u_int8_t reserved2_5 :1; u_int8_t burnproof :1; /* BurnProof enable */ u_int8_t reserved2_7 :1; u_int8_t track_mode :4; /* track mode */ #define CDR_TMODE_AUDIO 0x00 #define CDR_TMODE_AUDIO_PREEMP 0x01 #define CDR_TMODE_ALLOW_COPY 0x02 #define CDR_TMODE_DATA 0x04 #define CDR_TMODE_QUAD_AUDIO 0x08 u_int8_t copy :1; /* generation stamp */ u_int8_t fp :1; /* fixed packet type */ u_int8_t multi_session :2; /* multi-session type */ #define CDR_MSES_NONE 0x00 #define CDR_MSES_FINAL 0x01 #define CDR_MSES_RESERVED 0x02 #define CDR_MSES_MULTI 0x03 u_int8_t 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 0xa /* 2048 bytes Mode 1 (CD-ROM XA 1) */ #define CDR_DB_XA_MODE2_F1 0xb /* 2056 bytes Mode 2 (CD-ROM XA 1) */ #define CDR_DB_XA_MODE2_F2 0xc /* 2324 bytes Mode 2 (CD-ROM XA 2) */ #define CDR_DB_XA_MODE2_MIX 0xd /* 2332 bytes Mode 2 (CD-ROM XA 1/2) */ #define CDR_DB_RES_14 0xe /* reserved */ #define CDR_DB_VS_15 0xf /* vendor specific */ u_int8_t reserved4_4567 :4; u_int8_t reserved5; u_int8_t reserved6; u_int8_t host_app_code :6; /* host application code */ u_int8_t reserved7_67 :2; u_int8_t session_format; /* session format */ #define CDR_SESS_CDROM 0x00 #define CDR_SESS_CDI 0x10 #define CDR_SESS_CDROM_XA 0x20 u_int8_t reserved9; u_int32_t packet_size; /* packet size in bytes */ u_int16_t audio_pause_length; /* audio pause length in secs */ u_int8_t media_catalog_number[16]; u_int8_t isr_code[16]; u_int8_t sub_hdr_byte0; u_int8_t sub_hdr_byte1; u_int8_t sub_hdr_byte2; u_int8_t sub_hdr_byte3; /* u_int8_t vendor_specific_byte0; u_int8_t vendor_specific_byte1; u_int8_t vendor_specific_byte2; u_int8_t vendor_specific_byte3; */ } __attribute__((packed)); /* CDROM Read Track Information structure */ struct acd_track_info { u_int16_t data_length; u_int8_t track_number; /* current track number */ u_int8_t session_number; /* current session number */ u_int8_t reserved4; u_int8_t track_mode :4; /* mode of this track */ u_int8_t copy :1; /* generation stamp */ u_int8_t damage :1; /* damaged track */ u_int8_t reserved5_67 :2; u_int8_t data_mode :4; /* data mode of this disc */ u_int8_t fp :1; /* fixed packet */ u_int8_t packet :1; /* packet track */ u_int8_t blank :1; /* blank (empty) track */ u_int8_t rt :1; /* reserved track */ u_int8_t nwa_valid :1; /* next_writeable_addr field valid */ u_int8_t 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_softc { struct atapi_softc *atp; /* controller structure */ int lun; /* logical device unit */ int flags; /* device state flags */ #define F_LOCKED 0x0001 /* this unit is locked */ struct bio_queue_head bio_queue; /* Queue of i/o requests */ struct toc toc; /* table of disc contents */ struct { u_int32_t volsize; /* volume size in blocks */ u_int32_t blksize; /* block size in bytes */ } info; struct audiopage au; /* audio page info */ struct audiopage aumask; /* audio page mask */ struct cappage cap; /* capabilities page info */ struct { /* subchannel info */ u_int8_t void0; u_int8_t audio_status; u_int16_t data_length; u_int8_t data_format; u_int8_t control; u_int8_t track; u_int8_t indx; u_int32_t abslba; u_int32_t rellba; } subchan; struct changer *changer_info; /* changer info */ struct acd_softc **driver; /* softc's of changer slots */ int slot; /* this instance slot number */ time_t timestamp; /* this instance timestamp */ int block_size; /* blocksize currently used */ struct disklabel disklabel; /* fake disk label */ struct devstat *stats; /* devstat entry */ dev_t dev1, dev2; /* device place holders */ };