x121e Cardreader (rtl_pstor) - Kernel 3.4.4 menuconfig

Took me a while to figure out where the driver for my cardreader resides. In menuconfig go this path:

Device Drivers -> Staging drivers

and check this one, either as module or builtin:

RealTek PCI-E Card Reader support

Keycodes & X

Cool tutorial on keycodes and how they are noticed by the kernel (& passed to X). http://fail2fail.com/archives/2-Hardware-Tasten-unter-Linux-unabhaengig-von-Desktop-Umgebung-nutzen.html