Re: How do I access ioports from userspace?

[Frank v Waveren]

On Thu, Sep 25, 2003 at 04:03:51PM -0700, Matthew Dharm wrote:
> I'd like to be able to access some ioports to some custom hardware directly
> from userspace, without creating a specialized kernel-level driver.  Is
> there a way to do that?
Either use /dev/port, or if it's performance critical (but not performance
critical enough to do in kernelspace), use ioperm/iopl and inb/outb.


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