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From: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
To: "Povolotsky, Alexander" <Alexander.Povolotsky@marconi.com>
Cc: "'linuxppc-dev@ozlabs.org'" <linuxppc-dev@ozlabs.org>,
	"'linuxppc-embedded@ozlabs.org'" <linuxppc-embedded@ozlabs.org>
Subject: Re: Linux 2.6 8xx kernel booting vs watchdog
Date: Wed, 12 Jan 2005 16:27:58 -0200	[thread overview]
Message-ID: <20050112182758.GA1185@logos.cnet> (raw)
In-Reply-To: <313680C9A886D511A06000204840E1CF0A6474B2@whq-msgusr-02.pit.comms.marconi.com>

On Wed, Jan 12, 2005 at 02:41:18PM -0500, Povolotsky, Alexander wrote:
> Hi,
> 
> I wonder if someone could help me with answering couple of my questions:
> 
> How watchdog resetting is handled for PPC 
> in Linux 2.6 on the kernel level ?
> Does one need to add code for it or is it supported "off the shelf" ?

It is not supported off the shelf. 

We (Cyclades) have a timer to periodically touch the watchdog on boot, and afterwards
a watchdog driver which gets periodically written by a userspace daemon. 

I can send a patch if you wish.

> Is "early printk" supported for PPC on 2.6 ?
> If yes - how and where it could be enabled?

Not sure.

      reply	other threads:[~2005-01-12 21:53 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-12 19:41 Linux 2.6 8xx kernel booting vs watchdog Povolotsky, Alexander
2005-01-12 18:27 ` Marcelo Tosatti [this message]

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