Module Name: src
Committed By: jruoho
Date: Wed Aug 11 17:29:00 UTC 2010
Modified Files:
src/share/man/man4: acpicpu.4
Log Message:
Document the sysctl(8) controls with a note that these may be removed in
future versions without further notice.
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/share/man/man4/acpicpu.4
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/acpicpu.4
diff -u src/share/man/man4/acpicpu.4:1.7 src/share/man/man4/acpicpu.4:1.8
--- src/share/man/man4/acpicpu.4:1.7 Tue Aug 10 06:10:16 2010
+++ src/share/man/man4/acpicpu.4 Wed Aug 11 17:28:59 2010
@@ -1,4 +1,4 @@
-.\" $NetBSD: acpicpu.4,v 1.7 2010/08/10 06:10:16 wiz Exp $
+.\" $NetBSD: acpicpu.4,v 1.8 2010/08/11 17:28:59 jruoho Exp $
.\"
.\" Coyright (c) 2010 Jukka Ruohonen <jruoho...@iki.fi>
.\" All rights reserved.
@@ -24,7 +24,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd August 10, 2010
+.Dd August 11, 2010
.Dt ACPICPU 4
.Os
.Sh NAME
@@ -197,6 +197,23 @@
.Fl e
flag).
Note that valid per-CPU data is available only for C-states.
+.Ss System information variables
+The
+.Nm
+driver uses the same
+.Xr sysctl 8
+controls for P-states as the ones provided by the kernel configuration
+.Xr options 4
+.Dv ENHANCED_SPEEDSTEP
+and
+.Dv POWERNOW_K8 .
+Depending on the processor vendor, the second-level node is either
+.Ic machdep.est
+or
+.Ic machdep.powernow .
+Please note that future versions of
+.Nm
+may however remove the system control variables without further notice.
.Sh SEE ALSO
.Xr acpi 4 ,
.Xr cpu_idle 9
