From owner-freebsd-current@FreeBSD.ORG  Fri Nov 16 08:56:24 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 4055B16A418;
	Fri, 16 Nov 2007 08:56:24 +0000 (UTC)
	(envelope-from bu7cher@yandex.ru)
Received: from smtp4.yandex.ru (smtp4.yandex.ru [213.180.223.136])
	by mx1.freebsd.org (Postfix) with ESMTP id 4162A13C502;
	Fri, 16 Nov 2007 08:56:23 +0000 (UTC)
	(envelope-from bu7cher@yandex.ru)
Received: from ns.kirov.so-cdu.ru ([77.72.136.145]:63430 "EHLO [127.0.0.1]"
	smtp-auth: "bu7cher" TLS-CIPHER: "DHE-RSA-AES256-SHA keybits 256/256
	version TLSv1/SSLv3" TLS-PEER-CN1: <none>) by mail.yandex.ru
	with ESMTP id S739315AbXKPIzx (ORCPT <rfc822;mm@FreeBSD.org>
	+ 1 other); Fri, 16 Nov 2007 11:55:53 +0300
X-Comment: RFC 2476 MSA function at smtp4.yandex.ru logged sender identity as:
	bu7cher
Message-ID: <473D5B13.4020503@yandex.ru>
Date: Fri, 16 Nov 2007 11:55:47 +0300
From: "Andrey V. Elsukov" <bu7cher@yandex.ru>
User-Agent: Mozilla Thunderbird 1.5 (FreeBSD/20051231)
MIME-Version: 1.0
To: d@delphij.net
References: <473D4464.1080504@FreeBSD.org> <473D4E0B.2020403@yandex.ru>
	<473D52E0.6090200@delphij.net>
In-Reply-To: <473D52E0.6090200@delphij.net>
Content-Type: text/plain; charset=KOI8-R; format=flowed
Content-Transfer-Encoding: 7bit
Cc: freebsd-current@FreeBSD.org, Martin Matuska <mm@FreeBSD.org>
Subject: Re: ata(4) support for IXP600 and IXP700
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 16 Nov 2007 08:56:24 -0000

Xin LI wrote:
> I did not found a clue how the restriction would be useful, so if
> someone with real hardware or has specs can provide me some more
> information it will help me to make sure.

Resources savings :))
I can't found specs, but linux atiixp driver don't allocate resources
for the second channel and it's probably written by ATI.
Anyway it's not critical (i guess).

-- 
WBR, Andrey V. Elsukov