linux-kernel - Re: [PATCH] RTC: Use fallback IRQ if PNP tables don't provide one

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Message-Id: <20070529173058.c003e18c.akpm@linux-foundation.org>
Date:	Tue, 29 May 2007 17:30:58 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Matthieu CASTET <castet.matthieu@...e.fr>
Cc:	linux-kernel@...r.kernel.org,
	Matthew Garrett <mjg59@...f.ucam.org>,
	David Brownell <david-b@...bell.net>
Subject: Re: [PATCH] RTC: Use fallback IRQ if PNP tables don't provide one

On Mon, 28 May 2007 18:50:22 +0000 (UTC)
Matthieu CASTET <castet.matthieu@...e.fr> wrote:

> Hi,
> 
> 
> On Mon, 28 May 2007 18:24:18 +0100, Matthew Garrett wrote:
> 
> > From: Matthew Garrett <mjg59@...f.ucam.org>
> > 
> > Intel Macs (and possibly other machines) provide a PNP entry for the
> > RTC, but provide no IRQ. As a result the rtc-cmos driver doesn't allow
> > wakeup alarms. If the RTC is located at the legacy ioport range, assume
> > that it's on IRQ 8 unless the tables say otherwise.
> I post something via gmane this morning, but it seems it was lost :
> 
> Did you check if there aren't multiple configuration for rtc (one with 
> irq, and
> one without it) ?
> 
> What's the ouput of 
> $ for i in /sys/bus/pnp/devices/*; do if [ "$(cat $i/id)" = PNP0b00 ]; 
> then cat
> $i/resources; echo options; cat $i/options; fi; done
> 

Matthew didn't reply to this, almost surely because you removed him
(and David) from the cc.  Please don't ever do that.
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