Module Name: src
Committed By: jruoho
Date: Mon Dec 20 08:33:09 UTC 2010
Modified Files:
src/share/man/man4: acpicpu.4
Log Message:
Note that all relatively new x86 systems should prefer acpicpu(4).
Also mention that the legacy ENHANCED_SPEEDSTEP and POWERNOW_K8 are known to
be problematic or entirely dysfunctional with new processors.
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 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.4:1.17 src/share/man/man4/acpicpu.4:1.18
--- src/share/man/man4/acpicpu.4:1.17 Fri Aug 27 18:05:16 2010
+++ src/share/man/man4/acpicpu.4 Mon Dec 20 08:33:09 2010
@@ -1,4 +1,4 @@
-.\" $NetBSD: acpicpu.4,v 1.17 2010/08/27 18:05:16 wiz Exp $
+.\" $NetBSD: acpicpu.4,v 1.18 2010/12/20 08:33:09 jruoho Exp $
.\"
.\" Coyright (c) 2010 Jukka Ruohonen <[email protected]>
.\" 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 27, 2010
+.Dd December 20, 2010
.Dt ACPICPU 4
.Os
.Sh NAME
@@ -294,8 +294,20 @@
.Nm
and
.Xr ichlpcib 4
+or
+.Xr piixpcib 4
provide support for P-states,
-either one but not both may be used.
+the PCI-based interfaces should not be accessed due possible race conditions.
+.Pp
+All relatively new x86 systems should prefer
+.Nm .
+The options noted above are provided for legacy systems.
+The P-state support provided by
+.Dv ENHANCED_SPEEDSTEP
+and
+.Dv POWERNOW_K8
+are known to be either problematic or
+entirely dysfunctional with new x86 processors.
.Sh SEE ALSO
.Xr acpi 4 ,
.Xr acpitz 4 ,
