Add support for the Meinberg PCI511 and GPS170PCI cards.

"put it in" deraadt, ok fkr

1 files changed, 23 insertions, 7 deletions

diff --git a/share/man/man4/mbg.4 b/share/man/man4/mbg.4
index 6206641c3c7..847d641f587 100644
--- a/share/man/man4/mbg.4
+++ b/share/man/man4/mbg.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: mbg.4,v 1.1 2006/12/17 16:32:35 mbalmer Exp $
+.\"	$OpenBSD: mbg.4,v 1.2 2006/12/29 10:55:30 mbalmer Exp $
 .\"
 .\" Copyright (c) 2006 Marc Balmer <mbalmer@openbsd.org>
 .\"
@@ -19,20 +19,36 @@
 .Os
 .Sh NAME
 .Nm mbg
-.Nd Meinberg Funkuhren time signal station receiver
+.Nd Meinberg Funkuhren radio clocks
 .Sh SYNOPSIS
 .Cd "mbg* at pci?"
 .Sh DESCRIPTION
 The
 .Nm
-driver provides support for Meinberg Funkuhren time signal station receiver
-cards.
+driver provides support for Meinberg Funkuhren radio clocks (time signal
+station receivers and GPS devices).
+.Nm
+implements a timedelta sensor and the delta (in nanoseconds) between the
+received time information and the local time can be accessed through the
+.Xr sysctl 8
+interface.
 .Pp
-Currently, only the DCF77 PCI32 card is supported by
-.Nm .
+The card type is indicated in the sensor description.
+Currently, the following cards are supported by
+.Nm :
+.Bl -tag -width "GPS170" -offset indent
+.It PCI32
+5V DCF77 time signal station receiver card
+.It PCI511
+3.3V/5V DCF77 time signal station receiver card
+.It GPS170
+3.3V/5V 6-channel GPS receiver card
+.El
 .Sh SEE ALSO
 .Xr intro 4 ,
-.Xr pci 4
+.Xr pci 4 ,
+.Xr ntpd 8 ,
+.Xr sysctl 8
 .Sh HISTORY
 The
 .Nm