Luavis / chardev-linux-demo

Character device in linux

Character device in linux

This project for studying character device driver(or module) meaning serail port device generally.

Installation

$ make
$ insmod chardev-linux-demo

Then, you can check major device number in /proc/devices/ which device name is chardev. If you check it then run mknod command to create device.

$ mknod /dev/hello c <MAJOR_NUMBER> <MINOR_NUMBER>
$ cat /dev/hello
I already told you 0 times, Hello World