From owner-svn-src-all@freebsd.org Tue Jan 22 21:34:26 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2280114B0722; Tue, 22 Jan 2019 21:34:26 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BC97C71BFD; Tue, 22 Jan 2019 21:34:25 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B125B73B2; Tue, 22 Jan 2019 21:34:25 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x0MLYPG1074985; Tue, 22 Jan 2019 21:34:25 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x0MLYPSJ074984; Tue, 22 Jan 2019 21:34:25 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201901222134.x0MLYPSJ074984@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Tue, 22 Jan 2019 21:34:25 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r343324 - stable/11/sys/dev/amdtemp X-SVN-Group: stable-11 X-SVN-Commit-Author: mav X-SVN-Commit-Paths: stable/11/sys/dev/amdtemp X-SVN-Commit-Revision: 343324 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: BC97C71BFD X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.95 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.95)[-0.953,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jan 2019 21:34:26 -0000 Author: mav Date: Tue Jan 22 21:34:25 2019 New Revision: 343324 URL: https://svnweb.freebsd.org/changeset/base/343324 Log: MFC r340426 (by cem): amdtemp(4): Fix temperature reporting on AMD 2990WX Update the AMD family 17h temperature reporting based on AMD Tech Doc 56255 OSRR, section 4.2.1. For CPUS w/CUR_TEMP_RANGE_SEL set, scale the reported temperature into the range -49..206; i.e., subtract 49°C. Submitted by: gallatin@ Reported by: bcran@ Modified: stable/11/sys/dev/amdtemp/amdtemp.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/amdtemp/amdtemp.c ============================================================================== --- stable/11/sys/dev/amdtemp/amdtemp.c Tue Jan 22 21:33:14 2019 (r343323) +++ stable/11/sys/dev/amdtemp/amdtemp.c Tue Jan 22 21:34:25 2019 (r343324) @@ -114,8 +114,15 @@ static struct amdtemp_product { /* * Reported Temperature, Family 17h + * + * According to AMD OSRR for 17H, section 4.2.1, bits 31-21 of this register + * provide the current temp. bit 19, when clear, means the temp is reported in + * a range 0.."225C" (probable typo for 255C), and when set changes the range + * to -49..206C. */ -#define AMDTEMP_17H_CUR_TMP 0x59800 +#define AMDTEMP_17H_CUR_TMP 0x59800 +#define AMDTEMP_17H_CUR_TMP_RANGE_SEL (1 << 19) +#define AMDTEMP_17H_CUR_TMP_RANGE_OFF 490 /* * Thermaltrip Status Register (Family 0Fh only) @@ -592,13 +599,15 @@ static int32_t amdtemp_gettemp17h(device_t dev, amdsensor_t sensor) { struct amdtemp_softc *sc = device_get_softc(dev); - uint32_t temp; + uint32_t temp, val; int error; - error = amdsmn_read(sc->sc_smn, AMDTEMP_17H_CUR_TMP, &temp); + error = amdsmn_read(sc->sc_smn, AMDTEMP_17H_CUR_TMP, &val); KASSERT(error == 0, ("amdsmn_read")); - temp = ((temp >> 21) & 0x7ff) * 5 / 4; + temp = ((val >> 21) & 0x7ff) * 5 / 4; + if ((val & AMDTEMP_17H_CUR_TMP_RANGE_SEL) != 0) + temp -= AMDTEMP_17H_CUR_TMP_RANGE_OFF; temp += AMDTEMP_ZERO_C_TO_K + sc->sc_offset * 10; return (temp);