Xref tsc(9).

share/man/man4/man4.x86/hpet.4

@@ -1,4 +1,4 @@
-.\"	$NetBSD: hpet.4,v 1.1 2010/08/06 16:42:31 jruoho Exp $
+.\"	$NetBSD: hpet.4,v 1.2 2011/03/13 04:58:55 jruoho Exp $
 .\"
 .\" Copyright (c) 2010 Jukka Ruohonen <jruohonen@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 6, 2010
+.Dd March 13, 2011
 .Dt HPET 4 x86
 .Os
 .Sh NAME
@@ -66,7 +66,8 @@ but a legacy mode is provided for older systems.
 .Sh SEE ALSO
 .Xr acpi 4 ,
 .Xr attimer 4 ,
-.Xr timecounter 9
+.Xr timecounter 9 ,
+.Xr tsc 9
 .Rs
 .%A Intel Corporation
 .%T IA-PC HPET (High Precision Event Timers) Specification