From: Frank v Waveren <fvw@var.cx>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kernel Developer List <linux-kernel@vger.kernel.org>
Subject: Re: How do I access ioports from userspace?
Date: Fri, 26 Sep 2003 09:34:07 +0200 [thread overview]
Message-ID: <20030926073407.GA15797@var.cx> (raw)
In-Reply-To: <1064561225.28616.15.camel@gaston>
On Fri, Sep 26, 2003 at 09:27:05AM +0200, Benjamin Herrenschmidt wrote:
> Simple note: the above will work on x86 only...
in[bwl]/out[bwl] are available on a lot more than just x86. Mind you, the
mechanisms are subtly different. Then again, if you're using direct hardware
access you're not going for portability anyway.
--
Frank v Waveren Fingerprint: 21A7 C7F3
fvw@[var.cx|stack.nl|dse.nl] ICQ#10074100 1FF3 47FF 545C CB53
Public key: hkp://wwwkeys.pgp.net/fvw@var.cx 7BD9 09C0 3AC1 6DF2
next prev parent reply other threads:[~2003-09-26 7:34 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-25 23:03 How do I access ioports from userspace? Matthew Dharm
2003-09-25 23:21 ` Greg KH
2003-09-26 5:26 ` Frank v Waveren
2003-09-26 7:27 ` Benjamin Herrenschmidt
2003-09-26 7:34 ` Frank v Waveren [this message]
2003-09-26 7:40 ` Benjamin Herrenschmidt
2003-09-26 8:29 ` Frank v Waveren
2003-09-26 8:56 ` Jes Sorensen
2003-09-28 23:07 ` Peter Chubb
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