linux-kernel - Re: [lm-sensors] [PATCH] hwmon: Add driver for intel PCI thermal subsystem

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Message-ID: <20091211165004.GA2156@srcf.ucam.org>
Date:	Fri, 11 Dec 2009 16:50:04 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Luca Tettamanti <kronos.it@...il.com>
Cc:	lm-sensors@...sensors.org, linux-kernel@...r.kernel.org
Subject: Re: [lm-sensors] [PATCH] hwmon: Add driver for intel PCI thermal
	subsystem

On Fri, Dec 11, 2009 at 05:47:29PM +0100, Luca Tettamanti wrote:

> Sorry, I think we're not understanding each other :)
> Does the PCH samples the values directly from the probes? Or is it an
> interface for the real monitoring chip (most likely the superio chip)?
> In the latter case it might be possible to access directly the
> monitoring hardware using another driver (e.g. w83627ehf, lm80, etc.),
> thus racing against the PCI driver.
> Did I make myself clear?

I don't think there's any other chip. On systems using external chips, 
this PCI device will simply be disabled by the BIOS before the OS boots.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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