Date: Fri, 2 Nov 2012 23:25:53 +0000 (UTC) From: Sean Bruno <sbruno@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r242500 - stable/9/share/man/man4 Message-ID: <201211022325.qA2NPrHv024292@svn.freebsd.org>
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Author: sbruno Date: Fri Nov 2 23:25:52 2012 New Revision: 242500 URL: http://svn.freebsd.org/changeset/base/242500 Log: MFC r241710 est(4) man page update to document the exposed sysctl r/o variables available to the user. Should be applicable to all branches and versions where est(4) exists. MFC r241727 Fix minor whitespace issues. Modified: stable/9/share/man/man4/est.4 Directory Properties: stable/9/share/man/man4/ (props changed) Modified: stable/9/share/man/man4/est.4 ============================================================================== --- stable/9/share/man/man4/est.4 Fri Nov 2 22:32:47 2012 (r242499) +++ stable/9/share/man/man4/est.4 Fri Nov 2 23:25:52 2012 (r242500) @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd June 12, 2012 +.Dd October 18, 2012 .Dt EST 4 .Os .Sh NAME @@ -63,13 +63,36 @@ behavior. .Bl -tag -width indent .It hw.est.msr_info Attempt to infer information from direct probing of the msr. -Should only be used in diagnostic cases +Should only be used in diagnostic cases. .Pq default 0 .It hw.est.strict Validate frequency requested is accepted by the cpu when set. It appears that this will only work on single core cpus. .Pq default 0 .El +.Sh SYSCTL VARIABLES +The following +.Xr sysctl 8 +values are available +.Bl -tag -width indent +.It Va dev.est.%d.\%desc +Description of support, almost always Enhanced SpeedStep Frequency Control. +.It dev.est.0.%desc: Enhanced SpeedStep Frequency Control +.It Va dev.est.%d.\%driver +Driver in use, always est. +.It dev.est.0.%driver: est +.It Va dev.est.%d.\%parent +.It dev.est.0.%parent: cpu0 +The cpu that is exposing these frequencies. +For example +.Va cpu0 . +.It Va dev.est.%d.freq_settings . +The valid frequencies that are allowed by this CPU and their step values. +.It dev.est.0.freq_settings: 2201/45000 2200/45000 2000/39581 1900/37387 +1800/34806 1700/32703 1600/30227 1500/28212 1400/25828 1300/23900 1200/21613 +1100/19775 1000/17582 900/15437 800/13723 +.Pp +.El .Sh DIAGNOSTICS .Bl -diag .It "est%d: <Enhanced SpeedStep Frequency Control> on cpu%d"
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