From owner-freebsd-hackers@freebsd.org Sat Jul 11 13:50:11 2015 Return-Path: Delivered-To: freebsd-hackers@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 14B619981B6 for ; Sat, 11 Jul 2015 13:50:11 +0000 (UTC) (envelope-from herbert@oslo.ath.cx) Received: from oslo.ath.cx (oslo.ath.cx [IPv6:2a01:4f8:200:42e4::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "oslo.ath.cx", Issuer "oslo.ath.cx" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 6B52A21C3 for ; Sat, 11 Jul 2015 13:50:09 +0000 (UTC) (envelope-from herbert@oslo.ath.cx) Received: by oslo.ath.cx (OpenSMTPD) with ESMTP id 08280b3c for ; Sat, 11 Jul 2015 15:50:06 +0200 (CEST) Date: Sat, 11 Jul 2015 15:50:06 +0200 From: "Herbert J. Skuhra" To: freebsd-hackers@freebsd.org Subject: Re: Gigabyte 970A-UD3P and hwpstate problem Message-ID: <20150711135006.GB41680@oslo.ath.cx> References: <20150710213752.473cb831@Papi> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20150710213752.473cb831@Papi> User-Agent: Mutt/1.5.23+100 (79cd2f34961d) (2014-03-12) X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 11 Jul 2015 13:50:11 -0000 On Fri, Jul 10, 2015 at 09:37:52PM -0300, Mario Lobo wrote: > Hi; > > I just installed a Gigabyte 970A-UD3P mobo and updated BIOS to the > latest version but the problem also showed with the previous version. > > Here is my amd64 10-STABLE setup: > > FreeBSD 10.2-PRERELEASE #0 r285207M: Tue Jul 7 00:11:01 BRT 2015 > amd64 > > CPU: AMD FX-8320E Eight-Core Processor (3214.93-MHz K8-class CPU) > Origin="AuthenticAMD" Id=0x600f20 Family=0x15 Model=0x2 Stepping=0 > Features=0x178bfbff > Features2=0x3e98320b > AMD Features=0x2e500800 > AMD > Features2=0x1ebbfff > Structured Extended Features=0x8 > SVM: NP,NRIP,VClean,AFlush,DAssist,NAsids=65536 > TSC: P-state invariant, performance statistics > real memory = 17179869184 (16384 MB) > [snip] > ACPI BIOS Warning (bug): Optional FADT field Pm2ControlBlock has zero > address or length: 0x0000000000000000/0x1 (20150515/tbfadt-673) > [snip] > hpet0: iomem 0xfed00000-0xfed003ff on acpi0 > > The problem: > > powerd: no cpufreq(4) support -- aborting: No such file or directory > /etc/rc: WARNING: failed to start powerd Could this be your problem: r276986 | nwhitehorn | 2015-01-11 18:10:07 +0100 (søn, 11 jan 2015) | 8 lines MFC r265329: Disable ACPI and P4TCC throttling by default, following discussion on freebsd-current. These CPU speed control techniques are usually unhelpful at best. For now, continue building the relevant code into GENERIC so that it can trivially be re-enabled at runtime if anyone wants it. Relnotes: yes % svnlite diff -c 276986 sys/amd64/conf/GENERIC.hints Index: sys/amd64/conf/GENERIC.hints =================================================================== --- sys/amd64/conf/GENERIC.hints (revision 276985) +++ sys/amd64/conf/GENERIC.hints (revision 276986) @@ -31,3 +31,5 @@ hint.attimer.0.port="0x40" hint.attimer.0.irq="0" hint.wbwd.0.at="isa" +hint.acpi_throttle.0.disabled="1" +hint.p4tcc.0.disabled="1" Does it work if your unset or remove those lines from /boot/device.hints? -- Herbert