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Date:      Mon, 25 Nov 2002 17:37:49 +1100 (EST)
From:      Bruce Evans <bde@zeta.org.au>
To:        Marc Fonvieille <blackend@FreeBSD.ORG>
Cc:        freebsd-current@FreeBSD.ORG
Subject:   Re: Polled mode with device.hints
Message-ID:  <20021125172317.A55855-100000@gamplex.bde.org>
In-Reply-To: <20021124120851.GA207@nosferatu.blackend.org>

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On Sun, 24 Nov 2002, Marc Fonvieille wrote:

> Hello,
>
> I'm currently updating some part of the Handbook for 5.X, and I need
> to know how to put some ports like sio0 or ppc0 in polled mode.
>
> I did a search and tried some syntax like "0" for the irq etc. but no
> way to put something in polled mode or to find an info on it.
>
> It's a "lack" of device.hints(5) and some devices manual pages :)

For sio, polled mode is configured by not creating an irq resource.
Leave the irq out of the device line in the config file for RELENG_4,
and don''t configure a hint for the irq in 5.x.  This might not actually
work since PNP or ACPI etc may always create an irq resource.

Bruce


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