Re: what is wrong with this?

Andrew E. Mileski (
Tue, 7 Jan 1997 07:56:19 -0500 (EST)

> Bzzt. Sorry, but thanks for playing.
> Firstly, Todd was doing _memory_ access, not io-port access. Secondly,
> you've got iopl() and ioperm() backwards - it's ioperm() that only works
> for ports below 0x400, for the reasons you gave. iopl(3) should give you
> access to any ports.

Hey, I'm human and subject to OOPSes.

Andrew E. Mileski
Linux Plug-and-Play Kernel Project
XFree86 Matrox Team