From owner-freebsd-acpi@freebsd.org  Fri Feb 24 11:28:03 2017
Return-Path: <owner-freebsd-acpi@freebsd.org>
Delivered-To: freebsd-acpi@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 27B5DCEA3F8
 for <freebsd-acpi@mailman.ysv.freebsd.org>;
 Fri, 24 Feb 2017 11:28:03 +0000 (UTC) (envelope-from crest@rlwinm.de)
Received: from smtp.rlwinm.de (smtp.rlwinm.de [148.251.233.239])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id E7FBC13F0
 for <freebsd-acpi@freebsd.org>; Fri, 24 Feb 2017 11:28:02 +0000 (UTC)
 (envelope-from crest@rlwinm.de)
Received: from crest.lan.bultmann.eu (unknown [87.253.189.132])
 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
 (No client certificate requested)
 by smtp.rlwinm.de (Postfix) with ESMTPSA id 2FC3F721B
 for <freebsd-acpi@freebsd.org>; Fri, 24 Feb 2017 12:27:54 +0100 (CET)
Subject: Re: acpi thermal errors
To: freebsd-acpi@freebsd.org
References: <ea493515-7112-d3b5-0510-fcd192e8ec59@FreeBSD.org>
From: Jan Bramkamp <crest@rlwinm.de>
Message-ID: <4abb38f8-e45b-69e4-90df-9ae7d1558a20@rlwinm.de>
Date: Fri, 24 Feb 2017 12:27:53 +0100
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:45.0)
 Gecko/20100101 Thunderbird/45.7.1
MIME-Version: 1.0
In-Reply-To: <ea493515-7112-d3b5-0510-fcd192e8ec59@FreeBSD.org>
Content-Type: text/plain; charset=windows-1252; format=flowed
Content-Transfer-Encoding: 7bit
X-BeenThere: freebsd-acpi@freebsd.org
X-Mailman-Version: 2.1.23
Precedence: list
List-Id: ACPI and power management development <freebsd-acpi.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-acpi>,
 <mailto:freebsd-acpi-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-acpi/>
List-Post: <mailto:freebsd-acpi@freebsd.org>
List-Help: <mailto:freebsd-acpi-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-acpi>,
 <mailto:freebsd-acpi-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 24 Feb 2017 11:28:03 -0000

On 22/02/2017 21:21, Daniel Gerzo wrote:
> Hi,
>
> I recently installed EX51 server from Hetzner and am getting the
> following acpi error every ca. 10 seconds:
>
> Feb 22 19:51:49 alice kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV]
> Namespace lookup failure, AE_NOT_FOUND (20160527/psargs-391)
> Feb 22 19:51:49 alice kernel: ACPI Error: Method parse/execution failed
> [\_TZ.TZ00._TMP] (Node 0xfffff8000d529a40), AE_NOT_FOUND
> (20160527/psparse-559)
> Feb 22 19:51:49 alice kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV]
> Namespace lookup failure, AE_NOT_FOUND (20160527/psargs-391)
> Feb 22 19:51:49 alice kernel: ACPI Error: Method parse/execution failed
> [\_TZ.TZ01._TMP] (Node 0xfffff8000d529900), AE_NOT_FOUND
> (20160527/psparse-559)
>
> It's possible to get rid of them with debug.acpi.disabled="thermal" [1]
> but I guess it would be better to have a proper fix.
>
> System Information
>         Manufacturer: FUJITSU
>         Product Name: D3401-H1
>
> BIOS Information
>         Vendor: FUJITSU // American Megatrends Inc.
>         Version: V5.0.0.11 R1.7.0.SR.2 for D3401-H1x
>         Release Date: 11/25/2015
>
> I didn't manage to find a newer BIOS.
>
> Any ideas?

Those boards contain ACPI bytecode which doesn't play nice with FreeBSD.
They documented a workaround at: 
https://wiki.hetzner.de/index.php/FreeBSD_installieren/en.