Support for tty input/output on 3270 terminals

modulename: tty3270.ko

configname: CONFIG_TN3270_TTY

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Support for tty input/output on 3270 terminals
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
Include support for using an IBM 3270 terminal as a Linux tty.

source code: