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Index: head/usr.sbin/powerd/powerd.8
===================================================================
--- head/usr.sbin/powerd/powerd.8
+++ head/usr.sbin/powerd/powerd.8
@@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd January 6, 2019
+.Dd March 3, 2020
.Dt POWERD 8
.Os
.Sh NAME
@@ -35,12 +35,12 @@
.Op Fl a Ar mode
.Op Fl b Ar mode
.Op Fl i Ar percent
-.Op Fl m Ar freq
.Op Fl M Ar freq
+.Op Fl m Ar freq
.Op Fl N
.Op Fl n Ar mode
-.Op Fl p Ar ival
.Op Fl P Ar pidfile
+.Op Fl p Ar ival
.Op Fl r Ar percent
.Op Fl s Ar source
.Op Fl v
@@ -51,42 +51,42 @@
accordingly.
It offers power-saving modes that can be
individually selected for operation on AC power or batteries.
-.Bl -tag -width ".Ar hiadaptive"
-.It Ar maximum
+.Bl -tag -width "hiadaptive"
+.It Cm maximum
Choose the highest performance values.
May be abbreviated as
-.Ar max .
-.It Ar minimum
+.Cm max .
+.It Cm minimum
Choose the lowest performance values to get the most power savings.
May be abbreviated as
-.Ar min .
-.It Ar adaptive
+.Cm min .
+.It Cm adaptive
Attempt to strike a balance by degrading performance when the system
appears idle and increasing it when the system is busy.
It offers a good balance between a small performance loss for greatly
increased power savings.
May be abbreviated as
-.Ar adp .
-.It Ar hiadaptive
+.Cm adp .
+.It Cm hiadaptive
Like
-.Ar adaptive
+.Cm adaptive
mode, but tuned for systems where performance and interactivity are
more important than power consumption.
It increases frequency faster, reduces frequency less aggressively, and
will maintain full frequency for longer.
May be abbreviated as
-.Ar hadp .
+.Cm hadp .
.El
.Pp
The default mode is
-.Ar adaptive
+.Cm adaptive
for battery power and
-.Ar hiadaptive
+.Cm hiadaptive
for the rest.
.Pp
.Nm
recognizes these runtime options:
-.Bl -tag -width ".Fl r Ar percent"
+.Bl -tag -width "-r percent"
.It Fl a Ar mode
Selects the
.Ar mode
@@ -99,26 +99,24 @@
Specifies the CPU load percent level when adaptive
mode should begin to degrade performance to save power.
The default is 50% or lower.
-.It Fl m Ar freq
-Specifies the minimum frequency to throttle down to.
.It Fl M Ar freq
Specifies the maximum frequency to throttle up to.
+.It Fl m Ar freq
+Specifies the minimum frequency to throttle down to.
.It Fl N
Treat "nice" time as idle for the purpose of load calculation;
-i.e. do not increase the CPU frequency if the CPU is only busy
+i.e., do not increase the CPU frequency if the CPU is only busy
with "nice" processes.
.It Fl n Ar mode
Selects the
.Ar mode
to use normally when the AC line state is unknown.
+.It Fl P Ar pidfile
+Specifies an alternative file in which the process ID should be stored.
.It Fl p Ar ival
Specifies a different polling interval (in milliseconds) for AC line state
and system idle levels.
The default is 250 ms.
-.It Fl P Ar pidfile
-Specifies an alternative file in which the process ID should be stored.
-The default is
-.Pa /var/run/powerd.pid .
.It Fl r Ar percent
Specifies the CPU load percent level where adaptive
mode should consider the CPU running and increase performance.
@@ -136,6 +134,11 @@
Messages about power changes will be printed to stdout and
.Nm
will operate in the foreground.
+.El
+.Sh FILES
+.Bl -tag -width "/var/run/powerd.pid"
+.It Pa /var/run/powerd.pid
+The default PID file.
.El
.Sh SEE ALSO
.Xr acpi 4 ,

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