From owner-freebsd-hackers@FreeBSD.ORG  Wed Jun 11 08:00:19 2008
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Delivered-To: freebsd-hackers@FreeBSD.ORG
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 2EE5D106567D;
	Wed, 11 Jun 2008 08:00:19 +0000 (UTC)
	(envelope-from bu7cher@yandex.ru)
Received: from smtp7.yandex.ru (smtp7.yandex.ru [213.180.200.45])
	by mx1.freebsd.org (Postfix) with ESMTP id 4215A8FC26;
	Wed, 11 Jun 2008 08:00:17 +0000 (UTC)
	(envelope-from bu7cher@yandex.ru)
Received: from ns.kirov.so-cdu.ru ([77.72.136.145]:44518 "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 S738652AbYFKIAN (ORCPT
	<rfc822;freebsd-hackers@FreeBSD.ORG> + 1 other);
	Wed, 11 Jun 2008 12:00:13 +0400
X-Yandex-Spam: 1 
X-Yandex-Front: smtp7
X-Yandex-TimeMark: 1213171213
X-MsgDayCount: 8
X-Comment: RFC 2476 MSA function at smtp7.yandex.ru logged sender identity as:
	bu7cher
Message-ID: <484F8609.3090601@yandex.ru>
Date: Wed, 11 Jun 2008 12:00:09 +0400
From: "Andrey V. Elsukov" <bu7cher@yandex.ru>
User-Agent: Mozilla Thunderbird 1.5 (FreeBSD/20051231)
MIME-Version: 1.0
To: =?UTF-8?B?U8O4cmVuIFNjaG1pZHQ=?= <sos@FreeBSD.ORG>
References: <484F7EF9.5080602@yandex.ru>
	<5291278A-81B5-4665-B5FF-1A6B2EC9CD15@FreeBSD.ORG>
In-Reply-To: <5291278A-81B5-4665-B5FF-1A6B2EC9CD15@FreeBSD.ORG>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
Cc: freebsd-hackers@FreeBSD.ORG
Subject: Re: [RFC] patch to AHCI device detection code
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Technical Discussions relating to FreeBSD
	<freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>, 
	<mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers>
List-Post: <mailto:freebsd-hackers@freebsd.org>
List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
	<mailto:freebsd-hackers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 11 Jun 2008 08:00:19 -0000

Søren Schmidt wrote:
> Well, as you can see I tried this when I added the PM code to AHCI, 
> however one of the reasons I left it out again (for now) is that it 
> doesn't work on more than about 50% of the AHCI chipsets out there..
> 
> Modern HW in a nutshell, you win some you loose some ;)

Hm.. I think it can't made regression. I don't see nothing dangerous
in addition 1s waiting (it doesn't enable softreset code, only PxTFD
reading loop)..

-- 
WBR, Andrey V. Elsukov