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Update information now that support for priorities has been added.

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This commit is contained in:
njl 2005-02-14 18:17:47 +00:00
parent 6e0f1dda0a
commit cfcdd8544a
1 changed files with 9 additions and 4 deletions
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13
share/man/man4/cpufreq.4
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@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd February 6, 2005
.Dd February 14, 2005
.Dt CPUFREQ 4
.Os
.Sh NAME
@ -161,12 +161,18 @@ If
.Fa priority
is higher than the current active level, that level will be saved and
overridden with the new level.
If a level is already saved, the new level is set without overwriting
the older saved level.
If
.Fn cpufreq_set
is called with a
.Dv NULL
.Fa level ,
the saved level (if any) will be restored.
the saved level will be restored.
If there is no saved level,
.Fn cpufreq_set
will return
.Er ENXIO .
If
.Fa priority
is lower than the current active level's priority, this method returns
@ -250,8 +256,7 @@ interface:
.Xr longrun 4 ,
.Xr p4tcc 4 .
.Pp
Priorities and notification of unrequested frequency changes are not
implemented yet.
Notification of CPU and bus frequency changes is not implemented yet.
.Pp
When multiple CPUs offer frequency control, they cannot be set to different
levels and must all offer the same frequency settings.