parport_device_num
Name
parport_device_num -- convert device coordinates
Synopsis
int parport_device_num
(int parport, int mux, int daisy);
Arguments
parport
parallel port number
mux
multiplexor port number (-1 for no multiplexor)
daisy
daisy chain address (-1 for no daisy chain address)
Description
This tries to locate a device on the given parallel port,
multiplexor port and daisy chain address, and returns its
device number or -NXIO if no device with those coordinates
exists.