This HOWTO document tells about programming hardware I/O ports and waiting
for small (microseconds to milliseconds) periods of time in user-mode
Linux C programs running on an Intel x86 processor. This document is a
descendant of the very small IO-Port mini-HOWTO by the same author.
--- < Heikki Hannikainen <> ax.25: oh7lzb@oh7rba.#kuo.fin.eu > < Internet: jnk.iqzfgynuzy@voljatel.si <> Amprnet: terhi.victor@logonet.com >