Re: User Access to I/O ports

Olaf Titz (
Sun, 08 Jun 1997 11:37:05 +0200

> > I/O port access to program motor controllers, counter/timers, etc. We do
> > not want these programs to run with super-user privilege, however,
> Just write small secure setuid wrapper that runs programs you name with
> the ioperm set - the ioperm is inherited across an execve() call.

Use this one: <URL:>