From: george anzinger <george@mvista.com>
To: Benjamin LaHaise <bcrl@redhat.com>
Cc: David Howells <dhowells@redhat.com>, linux-kernel@vger.kernel.org
Subject: Re: Dual PPro timer stopping problem
Date: Thu, 03 Oct 2002 14:19:44 -0700 [thread overview]
Message-ID: <3D9CB470.8BCA89F7@mvista.com> (raw)
In-Reply-To: 20021003164641.F16875@redhat.com
Benjamin LaHaise wrote:
>
> On Thu, Oct 03, 2002 at 10:29:34AM -0700, george anzinger wrote:
> > The keyboard is, or at least depends on polling which is
> > controled by a timer, thus, no timer, => no keyboard.
>
> Eh? Sure, by a timer internal to the keyboard itself. At least x86
> hardware has an interrupt wired to its keyboard controller that is used
> to signal when a keystroke is available, and if you look into the driver,
> you'd see that no timers are used at all.
>
Hm? I must have been seeing double ;) Been doing that a
lot lately :(
--
George Anzinger george@mvista.com
High-res-timers:
http://sourceforge.net/projects/high-res-timers/
Preemption patch:
http://www.kernel.org/pub/linux/kernel/people/rml
prev parent reply other threads:[~2002-10-03 21:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-03 14:03 Dual PPro timer stopping problem David Howells
2002-10-03 14:24 ` Alan Cox
2002-10-03 14:36 ` David Howells
2002-10-03 17:29 ` george anzinger
2002-10-03 20:46 ` Benjamin LaHaise
2002-10-03 21:19 ` george anzinger [this message]
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