From owner-freebsd-acpi@FreeBSD.ORG Thu Jun 12 21:28:35 2014 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id EBB93FC2 for ; Thu, 12 Jun 2014 21:28:34 +0000 (UTC) Received: from mail-qc0-x231.google.com (mail-qc0-x231.google.com [IPv6:2607:f8b0:400d:c01::231]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id ACD552A8E for ; Thu, 12 Jun 2014 21:28:34 +0000 (UTC) Received: by mail-qc0-f177.google.com with SMTP id i17so2932274qcy.8 for ; Thu, 12 Jun 2014 14:28:33 -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=VV+PL+ChtBQaofO4kr9mZgfjseHtCM+oO0nRe0w6LEw=; b=Yg8YQx6TNiYaGrOU8fHTYs59rSj9fYd/TGf0bPMu/XyrVHl/N+p3/22Cj5OQj36P2c jVJMJgfEH2w+CPHR6uDlvfiKihVq214e4KhAIYdWYBlV+OsLJiU74fykAN2OAj5Kbc/n TQsDb0Wdq8ATSujzY9W4Os6vnAQ7i5bTfqZEz47h9LXfEK5h2Y/fu4Us46HK1Y9pts7+ CPC23Edh5Wj1hGvyxTybikXr6T4ntBVfen9hdROJ2LpCX0KUJftCeK6OEfrxEKoJJ2xO ye0t3dwRKBx1uXKbhgO/Uvz4poh7eJG0dyG8K8wkZ0Luqsv0YFm4UlQcXWdtAW9E+/eU PpYQ== MIME-Version: 1.0 X-Received: by 10.140.25.166 with SMTP id 35mr35233585qgt.103.1402608513528; Thu, 12 Jun 2014 14:28:33 -0700 (PDT) Received: by 10.96.73.39 with HTTP; Thu, 12 Jun 2014 14:28:33 -0700 (PDT) In-Reply-To: <1402414819.17836.2.camel@canpc36.cacs.louisiana.edu> References: <1402412054.2426.13.camel@canpc36.cacs.louisiana.edu> <20140611011810.V10629@sola.nimnet.asn.au> <1402414819.17836.2.camel@canpc36.cacs.louisiana.edu> Date: Thu, 12 Jun 2014 14:28:33 -0700 Message-ID: Subject: Re: Missing: hw.acpi.thermal.tz%d._HOT From: hiren panchasara To: Eric Neblock Content-Type: text/plain; charset=UTF-8 Cc: "freebsd-acpi@freebsd.org" , Ian Smith X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Jun 2014 21:28:35 -0000 On Tue, Jun 10, 2014 at 8:40 AM, Eric Neblock wrote: > On Wed, 2014-06-11 at 01:33 +1000, Ian Smith wrote: >> On Tue, 10 Jun 2014 09:54:14 -0500, Eric Neblock wrote: >> > Hello all, >> > I'm trying to figure out what is the _HOT temperature on my particular >> > processor. I'm running FreeBSD 10 GENERIC on a Sunfire X2200. >> > >> > The processor is an Dual Core AMD Opteron 2218. >> > >> > In the GENERIC kernel, acpi is built in; so, kldload acpi fails. I've >> > also loaded the amdtemp module at boot time to figure out what the >> > current temp of the processor is. >> > >> > With all of that, when performing `sysctl -a` I never seem to be able to >> > pull up the _HOT value. >> > >> > Are there any suggestions on how to be able to view it? >> >> Many thermal zones seen, including some CPUs, don't specify any _HOT >> value, just _PSV and _CRT, which should trigger passive cooling (eg >> clock slowing or throttling) and emergency shutdown, respectively. >> >> What says 'sysctl hw.acpi.thermal' ? >> >> cheers, Ian > > The result is as follows: > > sysctl: Unknown oid 'hw.acpi.thermal' : No such file or directory Similar thing here at home desktop running -CURRENT: CPU: AMD FX(tm)-8350 Eight-Core Processor (4000.24-MHz K8-class CPU) Origin="AuthenticAMD" Id=0x600f20 Family=0x15 Model=0x2 Stepping=0 acpi0: <7596MS A7596100> on motherboard Other related bits: # sysctl hw.acpi hw.acpi.supported_sleep_state: S3 S4 S5 hw.acpi.power_button_state: S5 hw.acpi.sleep_button_state: S3 hw.acpi.lid_switch_state: NONE hw.acpi.standby_state: NONE hw.acpi.suspend_state: S3 hw.acpi.sleep_delay: 1 hw.acpi.s4bios: 0 hw.acpi.verbose: 0 hw.acpi.disable_on_reboot: 0 hw.acpi.handle_reboot: 0 hw.acpi.reset_video: 0 hw.acpi.cpu.cx_lowest: C8 # # sysctl dev.amdtemp dev.amdtemp.0.%desc: AMD CPU On-Die Thermal Sensors dev.amdtemp.0.%driver: amdtemp dev.amdtemp.0.%parent: hostb4 dev.amdtemp.0.sensor_offset: 0 dev.amdtemp.0.core0.sensor0: 15.3C # sysctl -a dev.cpu | grep temp dev.cpu.0.temperature: 15.2C dev.cpu.1.temperature: 15.2C dev.cpu.2.temperature: 15.2C dev.cpu.3.temperature: 15.2C dev.cpu.4.temperature: 15.2C dev.cpu.5.temperature: 15.2C dev.cpu.6.temperature: 15.2C dev.cpu.7.temperature: 15.2C I am not sure how this ^ relates to what acpi reports under thermal. Cheers, Hiren