Appendix B: Peripheral Device Files

mt/

Directory containing block device files for tapes; see tps(7) for SCSI 1/4-inch tape drive device names; see xmt(7) for Xylogics 1/2-inch tape drive names.

rmt/

Directory containing raw device files for tapes; see tps(7) for SCSI 1/4-inch tape drive device names; see xmt(7) for Xylogics 1/2-inch tape drive names.

tape

Generic tape device; see mtio(7).

nrtape

Generic no-rewind tape device; see mtio(7).

tapens

Generic tape device; bytes are not swapped; see mtio(7).

nrtapens

Generic no-rewind tape device; bytes are not swapped; see mtio(7).

cent

Parallel printer device.

tek

Tektronics color graphics printer device.

vers

Versatek color graphics printer device.

plp

Parallel line printer interface; see plp(7).

ptc

Clonable pseudo-tty controller; see clone(7), ptc(7).

grconc

Master pseudo-teletype for the graphics console; see pty(7).

grcons

Slave pseudo-teletype for the graphics console; see pty(7).

gm

Logical console device for the Graphics Manager on the IRIS GT and GTX model systems. Messages from the software running on the 68020 on the GM board appear as output on this device.

grin/

Directory containing the individual logical graphics input devices.

console

System console device.

syscon

Hard link to /dev/console.

systty

Hard link to /dev/console.

queue

Graphics queue device. Graphics programs call ''select'' on this device in order to be notified when there is input in their graphics queue. This device can't be actually read or written.

dials

Device for serial port connected to dial and button box.

keybd

Device for serial port connected to keyboard.

mouse

Device for serial port connected to mouse.

tablet

Device for serial port connected to digitizing tablet.

ttyd[1-12]

Serial ports 1-12.

ttyf[1-12]

Serial ports 1-12 for devices that understand hardware flow control.

ttym[1-12]

Serial ports 1-12 for modems.

ttyq*

Pseudo tty devices; see pty(7).