diff options
Diffstat (limited to 'include/linux/cdrom.h')
| -rw-r--r-- | include/linux/cdrom.h | 902 |
1 files changed, 1 insertions, 901 deletions
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h index dfd7f187c35..8609d577bb6 100644 --- a/include/linux/cdrom.h +++ b/include/linux/cdrom.h @@ -7,910 +7,12 @@ * 1997, 1998 Erik Andersen, andersee@debian.org * 1998-2002 Jens Axboe, axboe@suse.de */ - #ifndef _LINUX_CDROM_H #define _LINUX_CDROM_H -#include <linux/types.h> -#include <asm/byteorder.h> - -/******************************************************* - * As of Linux 2.1.x, all Linux CD-ROM application programs will use this - * (and only this) include file. It is my hope to provide Linux with - * a uniform interface between software accessing CD-ROMs and the various - * device drivers that actually talk to the drives. There may still be - * 23 different kinds of strange CD-ROM drives, but at least there will - * now be one, and only one, Linux CD-ROM interface. - * - * Additionally, as of Linux 2.1.x, all Linux application programs - * should use the O_NONBLOCK option when opening a CD-ROM device - * for subsequent ioctl commands. This allows for neat system errors - * like "No medium found" or "Wrong medium type" upon attempting to - * mount or play an empty slot, mount an audio disc, or play a data disc. - * Generally, changing an application program to support O_NONBLOCK - * is as easy as the following: - * - drive = open("/dev/cdrom", O_RDONLY); - * + drive = open("/dev/cdrom", O_RDONLY | O_NONBLOCK); - * It is worth the small change. - * - * Patches for many common CD programs (provided by David A. van Leeuwen) - * can be found at: ftp://ftp.gwdg.de/pub/linux/cdrom/drivers/cm206/ - * - *******************************************************/ - -/* When a driver supports a certain function, but the cdrom drive we are - * using doesn't, we will return the error EDRIVE_CANT_DO_THIS. We will - * borrow the "Operation not supported" error from the network folks to - * accomplish this. Maybe someday we will get a more targeted error code, - * but this will do for now... */ -#define EDRIVE_CANT_DO_THIS EOPNOTSUPP - -/******************************************************* - * The CD-ROM IOCTL commands -- these should be supported by - * all the various cdrom drivers. For the CD-ROM ioctls, we - * will commandeer byte 0x53, or 'S'. - *******************************************************/ -#define CDROMPAUSE 0x5301 /* Pause Audio Operation */ -#define CDROMRESUME 0x5302 /* Resume paused Audio Operation */ -#define CDROMPLAYMSF 0x5303 /* Play Audio MSF (struct cdrom_msf) */ -#define CDROMPLAYTRKIND 0x5304 /* Play Audio Track/index - (struct cdrom_ti) */ -#define CDROMREADTOCHDR 0x5305 /* Read TOC header - (struct cdrom_tochdr) */ -#define CDROMREADTOCENTRY 0x5306 /* Read TOC entry - (struct cdrom_tocentry) */ -#define CDROMSTOP 0x5307 /* Stop the cdrom drive */ -#define CDROMSTART 0x5308 /* Start the cdrom drive */ -#define CDROMEJECT 0x5309 /* Ejects the cdrom media */ -#define CDROMVOLCTRL 0x530a /* Control output volume - (struct cdrom_volctrl) */ -#define CDROMSUBCHNL 0x530b /* Read subchannel data - (struct cdrom_subchnl) */ -#define CDROMREADMODE2 0x530c /* Read CDROM mode 2 data (2336 Bytes) - (struct cdrom_read) */ -#define CDROMREADMODE1 0x530d /* Read CDROM mode 1 data (2048 Bytes) - (struct cdrom_read) */ -#define CDROMREADAUDIO 0x530e /* (struct cdrom_read_audio) */ -#define CDROMEJECT_SW 0x530f /* enable(1)/disable(0) auto-ejecting */ -#define CDROMMULTISESSION 0x5310 /* Obtain the start-of-last-session - address of multi session disks - (struct cdrom_multisession) */ -#define CDROM_GET_MCN 0x5311 /* Obtain the "Universal Product Code" - if available (struct cdrom_mcn) */ -#define CDROM_GET_UPC CDROM_GET_MCN /* This one is deprecated, - but here anyway for compatibility */ -#define CDROMRESET 0x5312 /* hard-reset the drive */ -#define CDROMVOLREAD 0x5313 /* Get the drive's volume setting - (struct cdrom_volctrl) */ -#define CDROMREADRAW 0x5314 /* read data in raw mode (2352 Bytes) - (struct cdrom_read) */ -/* - * These ioctls are used only used in aztcd.c and optcd.c - */ -#define CDROMREADCOOKED 0x5315 /* read data in cooked mode */ -#define CDROMSEEK 0x5316 /* seek msf address */ - -/* - * This ioctl is only used by the scsi-cd driver. - It is for playing audio in logical block addressing mode. - */ -#define CDROMPLAYBLK 0x5317 /* (struct cdrom_blk) */ - -/* - * These ioctls are only used in optcd.c - */ -#define CDROMREADALL 0x5318 /* read all 2646 bytes */ - -/* - * These ioctls are (now) only in ide-cd.c for controlling - * drive spindown time. They should be implemented in the - * Uniform driver, via generic packet commands, GPCMD_MODE_SELECT_10, - * GPCMD_MODE_SENSE_10 and the GPMODE_POWER_PAGE... - * -Erik - */ -#define CDROMGETSPINDOWN 0x531d -#define CDROMSETSPINDOWN 0x531e - -/* - * These ioctls are implemented through the uniform CD-ROM driver - * They _will_ be adopted by all CD-ROM drivers, when all the CD-ROM - * drivers are eventually ported to the uniform CD-ROM driver interface. - */ -#define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */ -#define CDROM_SET_OPTIONS 0x5320 /* Set behavior options */ -#define CDROM_CLEAR_OPTIONS 0x5321 /* Clear behavior options */ -#define CDROM_SELECT_SPEED 0x5322 /* Set the CD-ROM speed */ -#define CDROM_SELECT_DISC 0x5323 /* Select disc (for juke-boxes) */ -#define CDROM_MEDIA_CHANGED 0x5325 /* Check is media changed */ -#define CDROM_DRIVE_STATUS 0x5326 /* Get tray position, etc. */ -#define CDROM_DISC_STATUS 0x5327 /* Get disc type, etc. */ -#define CDROM_CHANGER_NSLOTS 0x5328 /* Get number of slots */ -#define CDROM_LOCKDOOR 0x5329 /* lock or unlock door */ -#define CDROM_DEBUG 0x5330 /* Turn debug messages on/off */ -#define CDROM_GET_CAPABILITY 0x5331 /* get capabilities */ - -/* Note that scsi/scsi_ioctl.h also uses 0x5382 - 0x5386. - * Future CDROM ioctls should be kept below 0x537F - */ - -/* This ioctl is only used by sbpcd at the moment */ -#define CDROMAUDIOBUFSIZ 0x5382 /* set the audio buffer size */ - /* conflict with SCSI_IOCTL_GET_IDLUN */ - -/* DVD-ROM Specific ioctls */ -#define DVD_READ_STRUCT 0x5390 /* Read structure */ -#define DVD_WRITE_STRUCT 0x5391 /* Write structure */ -#define DVD_AUTH 0x5392 /* Authentication */ - -#define CDROM_SEND_PACKET 0x5393 /* send a packet to the drive */ -#define CDROM_NEXT_WRITABLE 0x5394 /* get next writable block */ -#define CDROM_LAST_WRITTEN 0x5395 /* get last block written on disc */ - -/******************************************************* - * CDROM IOCTL structures - *******************************************************/ - -/* Address in MSF format */ -struct cdrom_msf0 -{ - __u8 minute; - __u8 second; - __u8 frame; -}; - -/* Address in either MSF or logical format */ -union cdrom_addr -{ - struct cdrom_msf0 msf; - int lba; -}; - -/* This struct is used by the CDROMPLAYMSF ioctl */ -struct cdrom_msf -{ - __u8 cdmsf_min0; /* start minute */ - __u8 cdmsf_sec0; /* start second */ - __u8 cdmsf_frame0; /* start frame */ - __u8 cdmsf_min1; /* end minute */ - __u8 cdmsf_sec1; /* end second */ - __u8 cdmsf_frame1; /* end frame */ -}; - -/* This struct is used by the CDROMPLAYTRKIND ioctl */ -struct cdrom_ti -{ - __u8 cdti_trk0; /* start track */ - __u8 cdti_ind0; /* start index */ - __u8 cdti_trk1; /* end track */ - __u8 cdti_ind1; /* end index */ -}; - -/* This struct is used by the CDROMREADTOCHDR ioctl */ -struct cdrom_tochdr -{ - __u8 cdth_trk0; /* start track */ - __u8 cdth_trk1; /* end track */ -}; - -/* This struct is used by the CDROMVOLCTRL and CDROMVOLREAD ioctls */ -struct cdrom_volctrl -{ - __u8 channel0; - __u8 channel1; - __u8 channel2; - __u8 channel3; -}; - -/* This struct is used by the CDROMSUBCHNL ioctl */ -struct cdrom_subchnl -{ - __u8 cdsc_format; - __u8 cdsc_audiostatus; - __u8 cdsc_adr: 4; - __u8 cdsc_ctrl: 4; - __u8 cdsc_trk; - __u8 cdsc_ind; - union cdrom_addr cdsc_absaddr; - union cdrom_addr cdsc_reladdr; -}; - - -/* This struct is used by the CDROMREADTOCENTRY ioctl */ -struct cdrom_tocentry -{ - __u8 cdte_track; - __u8 cdte_adr :4; - __u8 cdte_ctrl :4; - __u8 cdte_format; - union cdrom_addr cdte_addr; - __u8 cdte_datamode; -}; - -/* This struct is used by the CDROMREADMODE1, and CDROMREADMODE2 ioctls */ -struct cdrom_read -{ - int cdread_lba; - char *cdread_bufaddr; - int cdread_buflen; -}; - -/* This struct is used by the CDROMREADAUDIO ioctl */ -struct cdrom_read_audio -{ - union cdrom_addr addr; /* frame address */ - __u8 addr_format; /* CDROM_LBA or CDROM_MSF */ - int nframes; /* number of 2352-byte-frames to read at once */ - __u8 __user *buf; /* frame buffer (size: nframes*2352 bytes) */ -}; - -/* This struct is used with the CDROMMULTISESSION ioctl */ -struct cdrom_multisession -{ - union cdrom_addr addr; /* frame address: start-of-last-session - (not the new "frame 16"!). Only valid - if the "xa_flag" is true. */ - __u8 xa_flag; /* 1: "is XA disk" */ - __u8 addr_format; /* CDROM_LBA or CDROM_MSF */ -}; - -/* This struct is used with the CDROM_GET_MCN ioctl. - * Very few audio discs actually have Universal Product Code information, - * which should just be the Medium Catalog Number on the box. Also note - * that the way the codeis written on CD is _not_ uniform across all discs! - */ -struct cdrom_mcn -{ - __u8 medium_catalog_number[14]; /* 13 ASCII digits, null-terminated */ -}; - -/* This is used by the CDROMPLAYBLK ioctl */ -struct cdrom_blk -{ - unsigned from; - unsigned short len; -}; - -#define CDROM_PACKET_SIZE 12 - -#define CGC_DATA_UNKNOWN 0 -#define CGC_DATA_WRITE 1 -#define CGC_DATA_READ 2 -#define CGC_DATA_NONE 3 - -/* for CDROM_PACKET_COMMAND ioctl */ -struct cdrom_generic_command -{ - unsigned char cmd[CDROM_PACKET_SIZE]; - unsigned char __user *buffer; - unsigned int buflen; - int stat; - struct request_sense __user *sense; - unsigned char data_direction; - int quiet; - int timeout; - void __user *reserved[1]; /* unused, actually */ -}; - -/* - * A CD-ROM physical sector size is 2048, 2052, 2056, 2324, 2332, 2336, - * 2340, or 2352 bytes long. - -* Sector types of the standard CD-ROM data formats: - * - * format sector type user data size (bytes) - * ----------------------------------------------------------------------------- - * 1 (Red Book) CD-DA 2352 (CD_FRAMESIZE_RAW) - * 2 (Yellow Book) Mode1 Form1 2048 (CD_FRAMESIZE) - * 3 (Yellow Book) Mode1 Form2 2336 (CD_FRAMESIZE_RAW0) - * 4 (Green Book) Mode2 Form1 2048 (CD_FRAMESIZE) - * 5 (Green Book) Mode2 Form2 2328 (2324+4 spare bytes) - * - * - * The layout of the standard CD-ROM data formats: - * ----------------------------------------------------------------------------- - * - audio (red): | audio_sample_bytes | - * | 2352 | - * - * - data (yellow, mode1): | sync - head - data - EDC - zero - ECC | - * | 12 - 4 - 2048 - 4 - 8 - 276 | - * - * - data (yellow, mode2): | sync - head - data | - * | 12 - 4 - 2336 | - * - * - XA data (green, mode2 form1): | sync - head - sub - data - EDC - ECC | - * | 12 - 4 - 8 - 2048 - 4 - 276 | - * - * - XA data (green, mode2 form2): | sync - head - sub - data - Spare | - * | 12 - 4 - 8 - 2324 - 4 | - * - */ - -/* Some generally useful CD-ROM information -- mostly based on the above */ -#define CD_MINS 74 /* max. minutes per CD, not really a limit */ -#define CD_SECS 60 /* seconds per minute */ -#define CD_FRAMES 75 /* frames per second */ -#define CD_SYNC_SIZE 12 /* 12 sync bytes per raw data frame */ -#define CD_MSF_OFFSET 150 /* MSF numbering offset of first frame */ -#define CD_CHUNK_SIZE 24 /* lowest-level "data bytes piece" */ -#define CD_NUM_OF_CHUNKS 98 /* chunks per frame */ -#define CD_FRAMESIZE_SUB 96 /* subchannel data "frame" size */ -#define CD_HEAD_SIZE 4 /* header (address) bytes per raw data frame */ -#define CD_SUBHEAD_SIZE 8 /* subheader bytes per raw XA data frame */ -#define CD_EDC_SIZE 4 /* bytes EDC per most raw data frame types */ -#define CD_ZERO_SIZE 8 /* bytes zero per yellow book mode 1 frame */ -#define CD_ECC_SIZE 276 /* bytes ECC per most raw data frame types */ -#define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */ -#define CD_FRAMESIZE_RAW 2352 /* bytes per frame, "raw" mode */ -#define CD_FRAMESIZE_RAWER 2646 /* The maximum possible returned bytes */ -/* most drives don't deliver everything: */ -#define CD_FRAMESIZE_RAW1 (CD_FRAMESIZE_RAW-CD_SYNC_SIZE) /*2340*/ -#define CD_FRAMESIZE_RAW0 (CD_FRAMESIZE_RAW-CD_SYNC_SIZE-CD_HEAD_SIZE) /*2336*/ - -#define CD_XA_HEAD (CD_HEAD_SIZE+CD_SUBHEAD_SIZE) /* "before data" part of raw XA frame */ -#define CD_XA_TAIL (CD_EDC_SIZE+CD_ECC_SIZE) /* "after data" part of raw XA frame */ -#define CD_XA_SYNC_HEAD (CD_SYNC_SIZE+CD_XA_HEAD) /* sync bytes + header of XA frame */ - -/* CD-ROM address types (cdrom_tocentry.cdte_format) */ -#define CDROM_LBA 0x01 /* "logical block": first frame is #0 */ -#define CDROM_MSF 0x02 /* "minute-second-frame": binary, not bcd here! */ - -/* bit to tell whether track is data or audio (cdrom_tocentry.cdte_ctrl) */ -#define CDROM_DATA_TRACK 0x04 - -/* The leadout track is always 0xAA, regardless of # of tracks on disc */ -#define CDROM_LEADOUT 0xAA - -/* audio states (from SCSI-2, but seen with other drives, too) */ -#define CDROM_AUDIO_INVALID 0x00 /* audio status not supported */ -#define CDROM_AUDIO_PLAY 0x11 /* audio play operation in progress */ -#define CDROM_AUDIO_PAUSED 0x12 /* audio play operation paused */ -#define CDROM_AUDIO_COMPLETED 0x13 /* audio play successfully completed */ -#define CDROM_AUDIO_ERROR 0x14 /* audio play stopped due to error */ -#define CDROM_AUDIO_NO_STATUS 0x15 /* no current audio status to return */ - -/* capability flags used with the uniform CD-ROM driver */ -#define CDC_CLOSE_TRAY 0x1 /* caddy systems _can't_ close */ -#define CDC_OPEN_TRAY 0x2 /* but _can_ eject. */ -#define CDC_LOCK 0x4 /* disable manual eject */ -#define CDC_SELECT_SPEED 0x8 /* programmable speed */ -#define CDC_SELECT_DISC 0x10 /* select disc from juke-box */ -#define CDC_MULTI_SESSION 0x20 /* read sessions>1 */ -#define CDC_MCN 0x40 /* Medium Catalog Number */ -#define CDC_MEDIA_CHANGED 0x80 /* media changed */ -#define CDC_PLAY_AUDIO 0x100 /* audio functions */ -#define CDC_RESET 0x200 /* hard reset device */ -#define CDC_DRIVE_STATUS 0x800 /* driver implements drive status */ -#define CDC_GENERIC_PACKET 0x1000 /* driver implements generic packets */ -#define CDC_CD_R 0x2000 /* drive is a CD-R */ -#define CDC_CD_RW 0x4000 /* drive is a CD-RW */ -#define CDC_DVD 0x8000 /* drive is a DVD */ -#define CDC_DVD_R 0x10000 /* drive can write DVD-R */ -#define CDC_DVD_RAM 0x20000 /* drive can write DVD-RAM */ -#define CDC_MO_DRIVE 0x40000 /* drive is an MO device */ -#define CDC_MRW 0x80000 /* drive can read MRW */ -#define CDC_MRW_W 0x100000 /* drive can write MRW */ -#define CDC_RAM 0x200000 /* ok to open for WRITE */ - -/* drive status possibilities returned by CDROM_DRIVE_STATUS ioctl */ -#define CDS_NO_INFO 0 /* if not implemented */ -#define CDS_NO_DISC 1 -#define CDS_TRAY_OPEN 2 -#define CDS_DRIVE_NOT_READY 3 -#define CDS_DISC_OK 4 - -/* return values for the CDROM_DISC_STATUS ioctl */ -/* can also return CDS_NO_[INFO|DISC], from above */ -#define CDS_AUDIO 100 -#define CDS_DATA_1 101 -#define CDS_DATA_2 102 -#define CDS_XA_2_1 103 -#define CDS_XA_2_2 104 -#define CDS_MIXED 105 - -/* User-configurable behavior options for the uniform CD-ROM driver */ -#define CDO_AUTO_CLOSE 0x1 /* close tray on first open() */ -#define CDO_AUTO_EJECT 0x2 /* open tray on last release() */ -#define CDO_USE_FFLAGS 0x4 /* use O_NONBLOCK information on open */ -#define CDO_LOCK 0x8 /* lock tray on open files */ -#define CDO_CHECK_TYPE 0x10 /* check type on open for data */ - -/* Special codes used when specifying changer slots. */ -#define CDSL_NONE (INT_MAX-1) -#define CDSL_CURRENT INT_MAX - -/* For partition based multisession access. IDE can handle 64 partitions - * per drive - SCSI CD-ROM's use minors to differentiate between the - * various drives, so we can't do multisessions the same way there. - * Use the -o session=x option to mount on them. - */ -#define CD_PART_MAX 64 -#define CD_PART_MASK (CD_PART_MAX - 1) - -/********************************************************************* - * Generic Packet commands, MMC commands, and such - *********************************************************************/ - - /* The generic packet command opcodes for CD/DVD Logical Units, - * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ -#define GPCMD_BLANK 0xa1 -#define GPCMD_CLOSE_TRACK 0x5b -#define GPCMD_FLUSH_CACHE 0x35 -#define GPCMD_FORMAT_UNIT 0x04 -#define GPCMD_GET_CONFIGURATION 0x46 -#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a -#define GPCMD_GET_PERFORMANCE 0xac -#define GPCMD_INQUIRY 0x12 -#define GPCMD_LOAD_UNLOAD 0xa6 -#define GPCMD_MECHANISM_STATUS 0xbd -#define GPCMD_MODE_SELECT_10 0x55 -#define GPCMD_MODE_SENSE_10 0x5a -#define GPCMD_PAUSE_RESUME 0x4b -#define GPCMD_PLAY_AUDIO_10 0x45 -#define GPCMD_PLAY_AUDIO_MSF 0x47 -#define GPCMD_PLAY_AUDIO_TI 0x48 -#define GPCMD_PLAY_CD 0xbc -#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e -#define GPCMD_READ_10 0x28 -#define GPCMD_READ_12 0xa8 -#define GPCMD_READ_BUFFER 0x3c -#define GPCMD_READ_BUFFER_CAPACITY 0x5c -#define GPCMD_READ_CDVD_CAPACITY 0x25 -#define GPCMD_READ_CD 0xbe -#define GPCMD_READ_CD_MSF 0xb9 -#define GPCMD_READ_DISC_INFO 0x51 -#define GPCMD_READ_DVD_STRUCTURE 0xad -#define GPCMD_READ_FORMAT_CAPACITIES 0x23 -#define GPCMD_READ_HEADER 0x44 -#define GPCMD_READ_TRACK_RZONE_INFO 0x52 -#define GPCMD_READ_SUBCHANNEL 0x42 -#define GPCMD_READ_TOC_PMA_ATIP 0x43 -#define GPCMD_REPAIR_RZONE_TRACK 0x58 -#define GPCMD_REPORT_KEY 0xa4 -#define GPCMD_REQUEST_SENSE 0x03 -#define GPCMD_RESERVE_RZONE_TRACK 0x53 -#define GPCMD_SEND_CUE_SHEET 0x5d -#define GPCMD_SCAN 0xba -#define GPCMD_SEEK 0x2b -#define GPCMD_SEND_DVD_STRUCTURE 0xbf -#define GPCMD_SEND_EVENT 0xa2 -#define GPCMD_SEND_KEY 0xa3 -#define GPCMD_SEND_OPC 0x54 -#define GPCMD_SET_READ_AHEAD 0xa7 -#define GPCMD_SET_STREAMING 0xb6 -#define GPCMD_START_STOP_UNIT 0x1b -#define GPCMD_STOP_PLAY_SCAN 0x4e -#define GPCMD_TEST_UNIT_READY 0x00 -#define GPCMD_VERIFY_10 0x2f -#define GPCMD_WRITE_10 0x2a -#define GPCMD_WRITE_12 0xaa -#define GPCMD_WRITE_AND_VERIFY_10 0x2e -#define GPCMD_WRITE_BUFFER 0x3b -/* This is listed as optional in ATAPI 2.6, but is (curiously) - * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji - * Table 377 as an MMC command for SCSi devices though... Most ATAPI - * drives support it. */ -#define GPCMD_SET_SPEED 0xbb -/* This seems to be a SCSI specific CD-ROM opcode - * to play data at track/index */ -#define GPCMD_PLAYAUDIO_TI 0x48 -/* - * From MS Media Status Notification Support Specification. For - * older drives only. - */ -#define GPCMD_GET_MEDIA_STATUS 0xda - -/* Mode page codes for mode sense/set */ -#define GPMODE_VENDOR_PAGE 0x00 -#define GPMODE_R_W_ERROR_PAGE 0x01 -#define GPMODE_WRITE_PARMS_PAGE 0x05 -#define GPMODE_WCACHING_PAGE 0x08 -#define GPMODE_AUDIO_CTL_PAGE 0x0e -#define GPMODE_POWER_PAGE 0x1a -#define GPMODE_FAULT_FAIL_PAGE 0x1c -#define GPMODE_TO_PROTECT_PAGE 0x1d -#define GPMODE_CAPABILITIES_PAGE 0x2a -#define GPMODE_ALL_PAGES 0x3f -/* Not in Mt. Fuji, but in ATAPI 2.6 -- deprecated now in favor - * of MODE_SENSE_POWER_PAGE */ -#define GPMODE_CDROM_PAGE 0x0d - - - -/* DVD struct types */ -#define DVD_STRUCT_PHYSICAL 0x00 -#define DVD_STRUCT_COPYRIGHT 0x01 -#define DVD_STRUCT_DISCKEY 0x02 -#define DVD_STRUCT_BCA 0x03 -#define DVD_STRUCT_MANUFACT 0x04 - -struct dvd_layer { - __u8 book_version : 4; - __u8 book_type : 4; - __u8 min_rate : 4; - __u8 disc_size : 4; - __u8 layer_type : 4; - __u8 track_path : 1; - __u8 nlayers : 2; - __u8 track_density : 4; - __u8 linear_density : 4; - __u8 bca : 1; - __u32 start_sector; - __u32 end_sector; - __u32 end_sector_l0; -}; - -#define DVD_LAYERS 4 - -struct dvd_physical { - __u8 type; - __u8 layer_num; - struct dvd_layer layer[DVD_LAYERS]; -}; - -struct dvd_copyright { - __u8 type; - - __u8 layer_num; - __u8 cpst; - __u8 rmi; -}; - -struct dvd_disckey { - __u8 type; - - unsigned agid : 2; - __u8 value[2048]; -}; - -struct dvd_bca { - __u8 type; - - int len; - __u8 value[188]; -}; - -struct dvd_manufact { - __u8 type; - - __u8 layer_num; - int len; - __u8 value[2048]; -}; - -typedef union { - __u8 type; - - struct dvd_physical physical; - struct dvd_copyright copyright; - struct dvd_disckey disckey; - struct dvd_bca bca; - struct dvd_manufact manufact; -} dvd_struct; - -/* - * DVD authentication ioctl - */ - -/* Authentication states */ -#define DVD_LU_SEND_AGID 0 -#define DVD_HOST_SEND_CHALLENGE 1 -#define DVD_LU_SEND_KEY1 2 -#define DVD_LU_SEND_CHALLENGE 3 -#define DVD_HOST_SEND_KEY2 4 - -/* Termination states */ -#define DVD_AUTH_ESTABLISHED 5 -#define DVD_AUTH_FAILURE 6 - -/* Other functions */ -#define DVD_LU_SEND_TITLE_KEY 7 -#define DVD_LU_SEND_ASF 8 -#define DVD_INVALIDATE_AGID 9 -#define DVD_LU_SEND_RPC_STATE 10 -#define DVD_HOST_SEND_RPC_STATE 11 - -/* State data */ -typedef __u8 dvd_key[5]; /* 40-bit value, MSB is first elem. */ -typedef __u8 dvd_challenge[10]; /* 80-bit value, MSB is first elem. */ - -struct dvd_lu_send_agid { - __u8 type; - unsigned agid : 2; -}; - -struct dvd_host_send_challenge { - __u8 type; - unsigned agid : 2; - - dvd_challenge chal; -}; - -struct dvd_send_key { - __u8 type; - unsigned agid : 2; - - dvd_key key; -}; - -struct dvd_lu_send_challenge { - __u8 type; - unsigned agid : 2; - - dvd_challenge chal; -}; - -#define DVD_CPM_NO_COPYRIGHT 0 -#define DVD_CPM_COPYRIGHTED 1 - -#define DVD_CP_SEC_NONE 0 -#define DVD_CP_SEC_EXIST 1 - -#define DVD_CGMS_UNRESTRICTED 0 -#define DVD_CGMS_SINGLE 2 -#define DVD_CGMS_RESTRICTED 3 - -struct dvd_lu_send_title_key { - __u8 type; - unsigned agid : 2; - - dvd_key title_key; - int lba; - unsigned cpm : 1; - unsigned cp_sec : 1; - unsigned cgms : 2; -}; - -struct dvd_lu_send_asf { - __u8 type; - unsigned agid : 2; - - unsigned asf : 1; -}; - -struct dvd_host_send_rpcstate { - __u8 type; - __u8 pdrc; -}; - -struct dvd_lu_send_rpcstate { - __u8 type : 2; - __u8 vra : 3; - __u8 ucca : 3; - __u8 region_mask; - __u8 rpc_scheme; -}; - -typedef union { - __u8 type; - - struct dvd_lu_send_agid lsa; - struct dvd_host_send_challenge hsc; - struct dvd_send_key lsk; - struct dvd_lu_send_challenge lsc; - struct dvd_send_key hsk; - struct dvd_lu_send_title_key lstk; - struct dvd_lu_send_asf lsasf; - struct dvd_host_send_rpcstate hrpcs; - struct dvd_lu_send_rpcstate lrpcs; -} dvd_authinfo; - -struct request_sense { -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 valid : 1; - __u8 error_code : 7; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 error_code : 7; - __u8 valid : 1; -#endif - __u8 segment_number; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved1 : 2; - __u8 ili : 1; - __u8 reserved2 : 1; - __u8 sense_key : 4; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 sense_key : 4; - __u8 reserved2 : 1; - __u8 ili : 1; - __u8 reserved1 : 2; -#endif - __u8 information[4]; - __u8 add_sense_len; - __u8 command_info[4]; - __u8 asc; - __u8 ascq; - __u8 fruc; - __u8 sks[3]; - __u8 asb[46]; -}; - -/* - * feature profile - */ -#define CDF_RWRT 0x0020 /* "Random Writable" */ -#define CDF_HWDM 0x0024 /* "Hardware Defect Management" */ -#define CDF_MRW 0x0028 - -/* - * media status bits - */ -#define CDM_MRW_NOTMRW 0 -#define CDM_MRW_BGFORMAT_INACTIVE 1 -#define CDM_MRW_BGFORMAT_ACTIVE 2 -#define CDM_MRW_BGFORMAT_COMPLETE 3 - -/* - * mrw address spaces - */ -#define MRW_LBA_DMA 0 -#define MRW_LBA_GAA 1 - -/* - * mrw mode pages (first is deprecated) -- probed at init time and - * cdi->mrw_mode_page is set - */ -#define MRW_MODE_PC_PRE1 0x2c -#define MRW_MODE_PC 0x03 - -struct mrw_feature_desc { - __be16 feature_code; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved1 : 2; - __u8 feature_version : 4; - __u8 persistent : 1; - __u8 curr : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 curr : 1; - __u8 persistent : 1; - __u8 feature_version : 4; - __u8 reserved1 : 2; -#endif - __u8 add_len; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved2 : 7; - __u8 write : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 write : 1; - __u8 reserved2 : 7; -#endif - __u8 reserved3; - __u8 reserved4; - __u8 reserved5; -}; - -/* cf. mmc4r02g.pdf 5.3.10 Random Writable Feature (0020h) pg 197 of 635 */ -struct rwrt_feature_desc { - __be16 feature_code; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved1 : 2; - __u8 feature_version : 4; - __u8 persistent : 1; - __u8 curr : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 curr : 1; - __u8 persistent : 1; - __u8 feature_version : 4; - __u8 reserved1 : 2; -#endif - __u8 add_len; - __u32 last_lba; - __u32 block_size; - __u16 blocking; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved2 : 7; - __u8 page_present : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 page_present : 1; - __u8 reserved2 : 7; -#endif - __u8 reserved3; -}; - -typedef struct { - __be16 disc_information_length; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved1 : 3; - __u8 erasable : 1; - __u8 border_status : 2; - __u8 disc_status : 2; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 disc_status : 2; - __u8 border_status : 2; - __u8 erasable : 1; - __u8 reserved1 : 3; -#else -#error "Please fix <asm/byteorder.h>" -#endif - __u8 n_first_track; - __u8 n_sessions_lsb; - __u8 first_track_lsb; - __u8 last_track_lsb; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 did_v : 1; - __u8 dbc_v : 1; - __u8 uru : 1; - __u8 reserved2 : 2; - __u8 dbit : 1; - __u8 mrw_status : 2; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 mrw_status : 2; - __u8 dbit : 1; - __u8 reserved2 : 2; - __u8 uru : 1; - __u8 dbc_v : 1; - __u8 did_v : 1; -#endif - __u8 disc_type; - __u8 n_sessions_msb; - __u8 first_track_msb; - __u8 last_track_msb; - __u32 disc_id; - __u32 lead_in; - __u32 lead_out; - __u8 disc_bar_code[8]; - __u8 reserved3; - __u8 n_opc; -} disc_information; - -typedef struct { - __be16 track_information_length; - __u8 track_lsb; - __u8 session_lsb; - __u8 reserved1; -#if defined(__BIG_ENDIAN_BITFIELD) - __u8 reserved2 : 2; - __u8 damage : 1; - __u8 copy : 1; - __u8 track_mode : 4; - __u8 rt : 1; - __u8 blank : 1; - __u8 packet : 1; - __u8 fp : 1; - __u8 data_mode : 4; - __u8 reserved3 : 6; - __u8 lra_v : 1; - __u8 nwa_v : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 track_mode : 4; - __u8 copy : 1; - __u8 damage : 1; - __u8 reserved2 : 2; - __u8 data_mode : 4; - __u8 fp : 1; - __u8 packet : 1; - __u8 blank : 1; - __u8 rt : 1; - __u8 nwa_v : 1; - __u8 lra_v : 1; - __u8 reserved3 : 6; -#endif - __be32 track_start; - __be32 next_writable; - __be32 free_blocks; - __be32 fixed_packet_size; - __be32 track_size; - __be32 last_rec_address; -} track_information; - -struct feature_header { - __u32 data_len; - __u8 reserved1; - __u8 reserved2; - __u16 curr_profile; -}; - -struct mode_page_header { - __be16 mode_data_length; - __u8 medium_type; - __u8 reserved1; - __u8 reserved2; - __u8 reserved3; - __be16 desc_length; -}; - -#ifdef __KERNEL__ #include <linux/fs.h> /* not really needed, later.. */ #include <linux/list.h> +#include <uapi/linux/cdrom.h> struct packet_command { @@ -1209,6 +311,4 @@ static inline int msf_to_lba(u8 m, u8 s, u8 f) { return (((m * CD_SECS) + s) * CD_FRAMES + f) - CD_MSF_OFFSET; } -#endif /* End of kernel only stuff */ - #endif /* _LINUX_CDROM_H */ |