On Wed, Apr 18, 2012 at 09:28:58AM +0700, Mulyadi Santosa wrote: > >> >>> Hm, device driver that does I/O? what kind of I/O? reading from block > >> >>> device? char device? console? network? Niamathullah, Do you have the hardware you want to write a driver for? What kind of device is it? Thanks, Jonathan Neuschäfer