Mention WSDISPLAY_SCROLLSUPPORT and bump date.

Reviewed by Thomas Klausner and ok'ed by Hubert Feyrer.

share/man/man4/wsdisplay.4

@@ -1,4 +1,4 @@
-.\" $NetBSD: wsdisplay.4,v 1.25 2004/07/30 14:00:18 jmmv Exp $
+.\" $NetBSD: wsdisplay.4,v 1.26 2005/07/15 01:00:52 rpaulo Exp $
 .\"
 .\" Copyright (c) 1999 Matthias Drochner.
 .\" Copyright (c) 2002 Ben Harris.
@@ -26,7 +26,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd July 30, 2004
+.Dd July 15, 2005
 .Os
 .Dt WSDISPLAY 4
 .Sh NAME
@@ -55,6 +55,7 @@
 .Cd options WSDISPLAY_CUSTOM_BORDER
 .Cd options WSDISPLAY_CUSTOM_OUTPUT
 .Cd options WSDISPLAY_DEFAULTSCREENS=N
+.Cd options WSDISPLAY_SCROLLSUPPORT
 .Sh DESCRIPTION
 The
 .Nm
@@ -172,6 +173,15 @@ Sets the number of virtual screens to allocate at boot time.
 Useful for small root filesystems where the
 .Xr wsconscfg 8
 utility is not wanted.
+.It Cd options WSDISPLAY_SCROLLSUPPORT
+Enables scrolling support. The key combinations are
+.Ic LEFT SHIFT + PAGE UP
+and
+.Ic LEFT SHIFT + PAGE DOWN
+by default.
+Please note that this function may not work under the system console and
+is available depending on the framebuffer (VGA console, raster console,
+etc.) you are using.
 .El
 .Ss Ioctls
 The following