From owner-freebsd-usb@FreeBSD.ORG  Tue Jun  3 15:54:23 2014
Return-Path: <owner-freebsd-usb@FreeBSD.ORG>
Delivered-To: freebsd-usb@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 1661FA48;
 Tue,  3 Jun 2014 15:54:23 +0000 (UTC)
Received: from mail.turbocat.net (mail.turbocat.net
 [IPv6:2a01:4f8:d16:4514::2])
 (using TLSv1.1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id CE2D22A27;
 Tue,  3 Jun 2014 15:54:22 +0000 (UTC)
Received: from laptop015.home.selasky.org
 (cm-176.74.213.204.customer.telag.net [176.74.213.204])
 (using TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits))
 (No client certificate requested)
 by mail.turbocat.net (Postfix) with ESMTPSA id 63B2A1FE027;
 Tue,  3 Jun 2014 17:54:20 +0200 (CEST)
Message-ID: <538DEFD3.2010406@selasky.org>
Date: Tue, 03 Jun 2014 17:54:59 +0200
From: Hans Petter Selasky <hps@selasky.org>
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
 rv:24.0) Gecko/20100101 Thunderbird/24.1.0
MIME-Version: 1.0
To: sbruno@freebsd.org, freebsd-usb@freebsd.org
Subject: Re: Lenovo T61, USB fails to power on after resume
References: <1401807398.96874.3.camel@bruno>
In-Reply-To: <1401807398.96874.3.camel@bruno>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
X-BeenThere: freebsd-usb@freebsd.org
X-Mailman-Version: 2.1.18
Precedence: list
List-Id: FreeBSD support for USB <freebsd-usb.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-usb>,
 <mailto:freebsd-usb-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-usb/>
List-Post: <mailto:freebsd-usb@freebsd.org>
List-Help: <mailto:freebsd-usb-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-usb>,
 <mailto:freebsd-usb-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 03 Jun 2014 15:54:23 -0000

On 06/03/14 16:56, Sean Bruno wrote:
> Noted that on resume, the USB ports on my T61 don't seem to be active.
>
> How should I go about debugging this?
>
> sean

Hi,

The USB stack performs the same EHCI/OHCI/UHCI/XHCI reset which is does 
during power on, when it resumes. Ensure the ports are powered.  +5V. 
Might be a BIOS/PCI/ACPI issue.

--HPS