From owner-freebsd-amd64@freebsd.org Tue May 10 16:23:27 2016 Return-Path: Delivered-To: freebsd-amd64@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 AD12BB36324 for ; Tue, 10 May 2016 16:23:27 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (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 9E10A1804 for ; Tue, 10 May 2016 16:23:27 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u4AGNRW6026099 for ; Tue, 10 May 2016 16:23:27 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-amd64@FreeBSD.org Subject: [Bug 209430] dev.cpu.0.freq_levels are completely bogus on AMD APU Date: Tue, 10 May 2016 16:23:27 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.3-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: info@dressmaker.ca X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter cc Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 10 May 2016 16:56:29 +0000 X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 May 2016 16:23:27 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D209430 Bug ID: 209430 Summary: dev.cpu.0.freq_levels are completely bogus on AMD APU Product: Base System Version: 10.3-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Many People Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: info@dressmaker.ca CC: freebsd-amd64@FreeBSD.org CC: freebsd-amd64@FreeBSD.org For AMD APU A10-6800K powerd reports: dev.cpu.0.freq_levels: 4100/20802 3800/15963 3325/13967 3200/10235 2800/8955 2600/6400 2275/5600 2000/4015 1750/3513 1500/3011 1250/2509 1000/2007 750/1= 505 500/1003 250/501 In reality this APU only supports the following P-States: P-State FID 0x1C - VID 0x12 - IDD 19 (22.00x - ) P-State FID 0x1B - VID 0x18 - IDD 21 (21.50x - ) P-State FID 0x1A - VID 0x20 - IDD 19 (21.00x - ) P-State FID 0x19 - VID 0x26 - IDD 16 (20.50x - ) P-State FID 0x16 - VID 0x34 - IDD 13 (19.00x - ) P-State FID 0x10 - VID 0x46 - IDD 9 (16.00x - ) P-State FID 0xA - VID 0x58 - IDD 6 (13.00x - ) P-State FID 0x4 - VID 0x68 - IDD 4 (10.00x - )=20 i.e. the range of possible frequencies must be from 2000 Mhz to 4400 Mhz and the top 3 are turbo-boost so cannot be set in OS. So it is 4100, 3800, 3600, 3200, 2600, 2000. --=20 You are receiving this mail because: You are on the CC list for the bug.=