#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_IOCTLS              0x400   /* driver has non-standard ioctls */#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 *//* 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) (~0U>>1)-1)#define CDSL_CURRENT    	((int) (~0U>>1))/* 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_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_SCAN			    0xba#define GPCMD_SEEK			    0x2b#define GPCMD_SEND_DVD_STRUCTURE	    0xad#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_AND_VERIFY_10	    0x2e/* 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_R_W_ERROR_PAGE		0x01#define GPMODE_WRITE_PARMS_PAGE		0x05#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 -- depricated 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	0x04struct 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	4struct 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	3struct 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;