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Diffstat (limited to 'lib/libpmc/pmc.soft.3')
-rw-r--r-- | lib/libpmc/pmc.soft.3 | 104 |
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diff --git a/lib/libpmc/pmc.soft.3 b/lib/libpmc/pmc.soft.3 new file mode 100644 index 000000000000..f7d0cb05ee07 --- /dev/null +++ b/lib/libpmc/pmc.soft.3 @@ -0,0 +1,104 @@ +.\" Copyright (c) 2012 Fabien Thomas. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd March 28, 2012 +.Os +.Dt PMC.SOFT 3 +.Sh NAME +.Nm pmc.soft +.Nd measurements using software based events +.Sh LIBRARY +.Lb libpmc +.Sh SYNOPSIS +.In pmc.h +.Sh DESCRIPTION +Software events are used to collect various source of software events. +.Ss PMC Features +16 sampling counters using software events based on various sources. +These PMCs support the following capabilities: +.Bl -column "PMC_CAP_INTERRUPT" "Support" +.It Em Capability Ta Em Support +.It PMC_CAP_CASCADE Ta \&No +.It PMC_CAP_EDGE Ta \&No +.It PMC_CAP_INTERRUPT Ta Yes +.It PMC_CAP_INVERT Ta \&No +.It PMC_CAP_READ Ta Yes +.It PMC_CAP_PRECISE Ta \&No +.It PMC_CAP_SYSTEM Ta Yes +.It PMC_CAP_TAGGING Ta \&No +.It PMC_CAP_THRESHOLD Ta \&No +.It PMC_CAP_USER Ta Yes +.It PMC_CAP_WRITE Ta Yes +.El +.Ss Event Qualifiers +There is no supported event qualifier. +.Pp +The event specifiers supported by software are: +.Bl -tag -width indent +.It Li CLOCK.HARD +Hard clock ticks. +.It Li CLOCK.STAT +Stat clock ticks. +.It Li LOCK.FAILED +Lock acquisition failed. +.It Li PAGE_FAULT.ALL +All page fault type. +.It Li PAGE_FAULT.READ +Read page fault. +.It Li PAGE_FAULT.WRITE +Write page fault. +.El +.Sh SEE ALSO +.Xr pmc 3 , +.Xr pmc.atom 3 , +.Xr pmc.core 3 , +.Xr pmc.iaf 3 , +.Xr pmc.ucf 3 , +.Xr pmc.k7 3 , +.Xr pmc.k8 3 , +.Xr pmc.p4 3 , +.Xr pmc.p5 3 , +.Xr pmc.p6 3 , +.Xr pmc.corei7 3 , +.Xr pmc.corei7uc 3 , +.Xr pmc.westmereuc 3 , +.Xr pmc.tsc 3 , +.Xr pmc_cpuinfo 3 , +.Xr pmclog 3 , +.Xr hwpmc 4 +.Sh HISTORY +The +.Nm pmc +library first appeared in +.Fx 6.0 . +.Sh AUTHORS +The +.Lb libpmc +library was written by +.An "Joseph Koshy" +.Aq jkoshy@FreeBSD.org . +Software PMC was written by +.An "Fabien Thomas" +.Aq fabient@FreeBSD.org . |