From owner-freebsd-current@FreeBSD.ORG Mon Jul 22 21:32:07 2013 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 02989E6C; Mon, 22 Jul 2013 21:32:07 +0000 (UTC) (envelope-from neelnatu@gmail.com) Received: from mail-ie0-x22c.google.com (mail-ie0-x22c.google.com [IPv6:2607:f8b0:4001:c03::22c]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id AF318261B; Mon, 22 Jul 2013 21:32:06 +0000 (UTC) Received: by mail-ie0-f172.google.com with SMTP id 17so4342254iea.3 for ; Mon, 22 Jul 2013 14:32:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=7NOWBoibqNbWyrY3pEODSGW3JMK13gaHzmPKDnGGUBw=; b=JBHss5OaLKd5tLYwXmdo7GN6xaxFPgzGWhDlFk7VStSpxjT87vHTaJHJbtJQYwxrxs yQ6W/xtOh55dcCQ9WP2dnM4jfiUJg1lowkyhahbCwvcO0TZipdrDR0HIPuGEaGByAOwj P1QgILtiwx3ktNjaO5P67Qz/AHCJAATldIeTaMS2zoWnCZC4j2wB6iOAbyf5tWIR/oTr dRob26qJLrH+0OlTqAg7vm7NbxL4YFDqOW6I8JjSVkxYCwVSNGmzIJYwLKbY/ze1S2Cd e4ggrDsgCgz+CyJoILL8f9X9i0PRanaNRjCzPmrgKwqbjP4is73xTNwIMebSe2oeLAgC 8Zxg== MIME-Version: 1.0 X-Received: by 10.42.36.3 with SMTP id s3mr18497287icd.42.1374528726276; Mon, 22 Jul 2013 14:32:06 -0700 (PDT) Received: by 10.42.151.74 with HTTP; Mon, 22 Jul 2013 14:32:06 -0700 (PDT) In-Reply-To: <20130722203603.GO5991@kib.kiev.ua> References: <20130721072045.GB56585@devbox.vnode.local> <20130721161233.GB5991@kib.kiev.ua> <20130721205218.GC56585@devbox.vnode.local> <20130722095124.GH5991@kib.kiev.ua> <20130722203603.GO5991@kib.kiev.ua> Date: Mon, 22 Jul 2013 14:32:06 -0700 Message-ID: Subject: Re: Lenovo x220 - hangs on shutdown From: Neel Natu To: Konstantin Belousov Content-Type: text/plain; charset=ISO-8859-1 Cc: Adrian Chadd , neel@freebsd.org, current@freebsd.org, Joel Dahl X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 22 Jul 2013 21:32:07 -0000 Hi Joel, On Mon, Jul 22, 2013 at 1:36 PM, Konstantin Belousov wrote: > On Mon, Jul 22, 2013 at 10:52:55AM -0700, Adrian Chadd wrote: >> Hi kib, >> >> Is there a wiki page or some other kind of documentation descibing how >> AMT works? > It is Intel documentation for vPro. Setting up AMT on the motherboard > is specific to the motherboard BIOS, you should look at the hardware > vendor documentation. > > Random googling for you revealed e.g. http://wiki.debian.org/AMT > which is actually good introduction (i.e. there is not much to say > about AMT usage in fact). > >> >> I'd like to set this up at home on some newer machines (read: buy >> machines that have this) but I don't know what/where to start. > For the controlling side of things, I use amttools, available in > ports collection as comms/amtterm. The manual pages are brief > but useful. > > Amttools provide amttool(1) for power control, and amtterm/gamt for console. Could you apply the following patch to amd64/amd64/pmap.c and see if it helps? http://people.freebsd.org/~neel/patches/pmap_remove_pages.patch best Neel