From: Matt Porter <mporter@kernel.crashing.org>
To: Kumar Gala <kumar.gala@freescale.com>
Cc: ppcembed <linuxppc-embedded@ozlabs.org>
Subject: Re: PowerPC4xx Watchdog
Date: Wed, 2 Mar 2005 16:15:30 -0700 [thread overview]
Message-ID: <20050302161530.D31614@cox.net> (raw)
In-Reply-To: <b83e8f546345414634e6c7518b441996@freescale.com>; from kumar.gala@freescale.com on Wed, Mar 02, 2005 at 05:06:31PM -0600
On Wed, Mar 02, 2005 at 05:06:31PM -0600, Kumar Gala wrote:
> Matt,
>
> [snip]
>
> > What do you see as the advantage to having a watchdog driver
> > that uses the booke hardware watchdog facility over a generic
> > timebase driven driver?
>
> I would think the watchdog would be useful in cases that the normal
> decrementer exceptions gets disabled when MSR[EE] = 0.
That's the only thing I can think of. I guess my question then
is whether people think this is important enough in practice
to have the hardware watchdog as an alternative. My guess is yes,
but I don't have a strong opinion.
-Matt
next prev parent reply other threads:[~2005-03-02 23:15 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-23 19:00 PowerPC4xx Watchdog Takeharu KATO
2005-02-23 19:15 ` Takeharu KATO
2005-02-23 21:27 ` Matt Porter
2005-02-23 23:23 ` Takeharu KATO
2005-02-23 23:36 ` Takeharu KATO
2005-03-02 17:52 ` Matt Porter
2005-03-02 23:06 ` Kumar Gala
2005-03-02 23:15 ` Matt Porter [this message]
2005-03-03 11:50 ` Takeharu KATO
2005-03-03 12:13 ` Takeharu KATO
2005-03-03 14:53 ` Kumar Gala
2005-03-03 15:20 ` Matt Porter
2005-03-03 15:21 ` Takeharu KATO
2005-03-03 17:11 ` Matt Porter
2005-03-04 9:38 ` [PATCH] WDT Driver for Book-E [1/2] Architecture specific part Takeharu KATO
2005-03-04 15:54 ` Kumar Gala
2005-03-08 17:08 ` Takeharu KATO
2005-03-04 9:38 ` [PATCH] WDT Driver for Book-E [2/2] Device driver part Takeharu KATO
2005-03-04 16:02 ` Kumar Gala
2005-03-04 16:35 ` Matt Porter
2005-03-04 16:44 ` Kumar Gala
2005-03-05 0:34 ` Josh Boyer
2005-03-05 8:11 ` Takeharu KATO
2005-03-06 19:15 ` Takeharu KATO
2005-03-06 21:11 ` Josh Boyer
2005-02-25 19:35 ` PowerPC4xx Watchdog Takeharu KATO
2005-02-28 13:18 ` [PATCH 1/3] PowerPC4xx/E500 WatchDogTimerDriver(Core and PPC4xx part) Takeharu KATO
2005-02-28 13:20 ` PowerPC4xx Watchdog Takeharu KATO
2005-02-28 13:27 ` [PATCH 3/3] PowerPC4xx/E500 WatchDogTimerDriver(exception handler part) Takeharu KATO
2005-03-03 7:14 ` Kumar Gala
2005-03-03 7:31 ` Takeharu KATO
2005-03-03 12:07 ` Takeharu KATO
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