Messages in this thread | | | Date | Fri, 26 Sep 2003 07:26:37 +0200 | From | Frank v Waveren <> | Subject | Re: How do I access ioports from userspace? |
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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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