Lines Matching refs:can
42 The open design of the operating system, such that anybody can write a
273 which the major and minor number can be extracted. (Most low-level
304 The $mask$ flags can be used to mask out some of the capabilities listed
309 number of discs the drive can hold simultaneously, if it is designed
321 data that is specific to a minor drive, can be accessed through $handle$,
322 which can point to a data structure specific to the low-level driver.
348 can be either:
393 function through $cdrom_media_changed()$, we can implement separate
394 queues for the VFS and a new $ioctl()$ function that can report device
428 \cdrom\ drives can obtain very high head rates (up to $24\times$ is
429 common). It has been reported that these drives can make reading
430 errors at these high speeds, reducing the speed can prevent data loss
431 in these circumstances. Finally, some of these drives can
450 If the drive can store multiple discs (a juke-box) this function
493 Some of the \cdrom-$ioctl$s defined in \cdromh\ can be
551 of a \cdrom\ drive. This can be done by ORing any number of
556 CDC_CLOSE_TRAY& can close tray by software control\cr
557 CDC_OPEN_TRAY& can open tray\cr
558 CDC_LOCK& can lock and unlock the door\cr
559 CDC_SELECT_SPEED& can select speed, in units of $\sim$150\,kB/s\cr
561 CDC_MULTI_SESSION& can read sessions $>\rm1$\cr
562 CDC_MCN& can read Media Catalog Number\cr
563 CDC_MEDIA_CHANGED& can report if disc has changed\cr
564 CDC_PLAY_AUDIO& can perform audio-functions (play, pause, etc)\cr
572 inform \cdromc\ of what the driver can do. If the drive found
573 by the driver does not have the capability, is can be masked out by
577 \cdrom\ drive might be a caddy system, which can't load the tray, and
627 Traditionally, Unix devices can be used in two different `modes',
630 call. The problem with \cdrom\ drives, is that they can be used for
636 that the device can {\em always\/} be opened in order to give the
648 can't read from it. Nowadays we can {\em sense\/} the existence of a
659 reliable data transfer. The only way user programs can indicate what
707 for $ioctl$ commands only can be easily introduced in the \linux\
708 community. All the CD-player authors will have to be informed, we can
711 other operating systems than \linux. Finally, a user can always revert
719 can be carried out, by the $CDROM_SET/CLEAR_OPTIONS$ $ioctls$. Thus, various
720 modes of operation can be set:
736 it is automatically ejected, such that the user can replace it.
738 We hope that these option can convince everybody (both driver
812 categories: $ioctl$s that can be directly implemented by device
865 commands can be identified by the underscores in their names.
891 current playing activity of the drive; this can be polled through an
898 This $ioctl$ can provide \emph {some} information about the current
921 This $ioctl$ can return: