cdev_add(9)
NAME
cdev_add - add a char device to the system
SYNOPSIS
int cdev_add(struct cdev * p, dev_t dev, unsigned count);
ARGUMENTS
- p
- the cdev structure for the device
- dev
- the first device number for which this device is responsible
- count
- the number of consecutive minor numbers corresponding to this
device
DESCRIPTION
cdev_add adds the device represented by p to the system, making it live
immediately. A negative error code is returned on failure.