Document recent work

10 files changed, 332 insertions, 43 deletions

diff --git a/share/man/man4/man4.sgi/Makefile b/share/man/man4/man4.sgi/Makefile
index 64d1c715513..887f69724ee 100644
--- a/share/man/man4/man4.sgi/Makefile
+++ b/share/man/man4/man4.sgi/Makefile
@@ -1,14 +1,13 @@
-#	$OpenBSD: Makefile,v 1.21 2012/03/28 20:44:23 miod Exp $
+#	$OpenBSD: Makefile,v 1.22 2012/04/18 18:01:56 miod Exp $
 
-MAN=	dpclock.4 dsclock.4 dsrtc.4 gbe.4 gio.4 hpc.4 iec.4 imc.4 \
-	impact.4 intro.4 ioc.4 iockbc.4 iof.4 \
-	macebus.4 mavb.4 mec.4 mkbc.4 odyssey.4 \
-	owmac.4 owserial.4 power.4 \
+MAN=	dpclock.4 dsclock.4 dsrtc.4 gbe.4 gio.4 grtwo.4 hpc.4 iec.4 imc.4 \
+	impact.4 intro.4 ioc.4 iockbc.4 iof.4 light.4 \
+	macebus.4 mavb.4 mec.4 mkbc.4 newport.4 odyssey.4 \
+	owmac.4 owserial.4 panel.4 power.4 \
 	sq.4 wdsc.4 xbow.4 xbridge.4 xheart.4 zs.4
 MLINKS=	macebus.4 macepcibr.4 \
 	xbridge.4 xbpci.4 \
-	zs.4 zstty.4
-#	zs.4 zskbd.4 zs.4 zsms.4
+	zs.4 zstty.4 zs.4 zskbd.4 zs.4 zsms.4
 
 MANSUBDIR=sgi
 
diff --git a/share/man/man4/man4.sgi/gio.4 b/share/man/man4/man4.sgi/gio.4
index d5d61a23482..898a3310bbb 100644
--- a/share/man/man4/man4.sgi/gio.4
+++ b/share/man/man4/man4.sgi/gio.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: gio.4,v 1.5 2012/03/29 08:47:35 jmc Exp $
+.\"	$OpenBSD: gio.4,v 1.6 2012/04/18 18:01:56 miod Exp $
 .\"	$NetBSD: gio.4,v 1.20 2008/04/30 13:10:56 martin Exp $
 .\"
 .\" Copyright (c) 2002 The NetBSD Foundation, Inc.
@@ -28,7 +28,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: March 29 2012 $
+.Dd $Mdocdate: April 18 2012 $
 .Dt GIO 4 sgi
 .Os
 .Sh NAME
@@ -51,14 +51,28 @@ The
 bus is found on the Indigo, Indy, Challenge S,
 Challenge M, and Indigo2 machines and exists in three incarnations:
 GIO32, GIO32-bis, and GIO64.
+.Pp
+The devices currently supported under
+.Ox
+are:
+.Pp
+.Bl -tag -width 10n -compact -offset indent
+.\" .It Xr giopci 4
+.\" GIO-PCI bridge
+.It Xr grtwo 4
+SGI Express graphics
+.It Xr hpc 4
+SGI High performance Peripheral Controller
+.It Xr impact 4
+SGI Impact (aka Mardigras) graphics
+.It Xr light 4
+SGI Light graphics
+.It Xr newport 4
+SGI Newport graphics
+.El
 .Sh SEE ALSO
-.\" .Xr giopci 4 ,
-.\" .Xr grtwo 4 ,
-.Xr hpc 4 ,
 .Xr imc 4 ,
 .Xr intro 4
-.\" .Xr light 4 ,
-.\" .Xr newport 4
 .Sh CAVEATS
 Challenge S systems may use only one
 .Nm
diff --git a/share/man/man4/man4.sgi/grtwo.4 b/share/man/man4/man4.sgi/grtwo.4
new file mode 100644
index 00000000000..b88f9d32430
--- /dev/null
+++ b/share/man/man4/man4.sgi/grtwo.4
@@ -0,0 +1,72 @@
+.\"	$OpenBSD: grtwo.4,v 1.1 2012/04/18 18:01:56 miod Exp $
+.\"	$NetBSD: grtwo.4,v 1.3 2006/12/26 04:43:10 rumble Exp $
+.\"
+.\" Copyright (c) 2006 Stephen M. Rumble
+.\" Copyright (c) 2003 Ilpo Ruotsalainen
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. The name of the author may not be used to endorse or promote products
+.\"    derived from this software without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
+.\"
+.Dd $Mdocdate: April 18 2012 $
+.Dt GRTWO 4 sgi
+.Os
+.Sh NAME
+.Nm grtwo
+.Nd SGI Express graphics
+.Sh SYNOPSIS
+.Cd "grtwo* at gio?"
+.Cd "wsdisplay* at grtwo?"
+.Sh DESCRIPTION
+The
+.Nm
+driver supports the SGI
+.Sq Express
+series of graphics controllers, also known as
+.Sq XS ,
+.Sq XZ ,
+.Sq Elan
+and
+.Sq Extreme ,
+which may be found on Indigo, Crimson, Personal Iris, Indy and Indigo2
+systems.
+.Sh SEE ALSO
+.Xr gio 4 ,
+.Xr impact 4 ,
+.Xr light 4 ,
+.Xr newport 4 ,
+.Xr wscons 4 ,
+.Xr wsdisplay 4
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Nx 2.0 .
+It was significantly reworked and improved in
+.Ox 5.2 .
+.Sh AUTHORS
+The
+.Nm
+driver was written by
+Christopher SEKIYA.
diff --git a/share/man/man4/man4.sgi/hpc.4 b/share/man/man4/man4.sgi/hpc.4
index d31d90c4abe..3eaa33abe7e 100644
--- a/share/man/man4/man4.sgi/hpc.4
+++ b/share/man/man4/man4.sgi/hpc.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: hpc.4,v 1.6 2012/04/03 21:17:34 miod Exp $
+.\"	$OpenBSD: hpc.4,v 1.7 2012/04/18 18:01:56 miod Exp $
 .\"	$NetBSD: hpc.4,v 1.12 2008/04/30 13:10:56 martin Exp $
 .\"
 .\" Copyright (c) 2002 The NetBSD Foundation, Inc.
@@ -28,7 +28,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: April 3 2012 $
+.Dd $Mdocdate: April 18 2012 $
 .Dt HPC 4 sgi
 .Os
 .Sh NAME
@@ -70,6 +70,8 @@ DP8573A realtime clock
 DS1286 realtime clock
 .\" .It Xr haltwo 4
 .\" HAL2 audio controller
+.It Xr panel 4
+front-panel buttons
 .It Xr sq 4
 Seeq 8003/80C03 Ethernet controller
 .It Xr wdsc 4
diff --git a/share/man/man4/man4.sgi/impact.4 b/share/man/man4/man4.sgi/impact.4
index d622563a67c..9232968fd08 100644
--- a/share/man/man4/man4.sgi/impact.4
+++ b/share/man/man4/man4.sgi/impact.4
@@ -1,4 +1,4 @@
-.\"     $OpenBSD: impact.4,v 1.1 2010/03/07 21:26:24 miod Exp $
+.\"     $OpenBSD: impact.4,v 1.2 2012/04/18 18:01:56 miod Exp $
 .\"
 .\" Copyright (c) 2010 Joel Sing <jsing@openbsd.org>
 .\"
@@ -14,13 +14,14 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: March 7 2010 $
+.Dd $Mdocdate: April 18 2012 $
 .Dt IMPACT 4 sgi
 .Os
 .Sh NAME
 .Nm impact
 .Nd SGI Impact (aka Mardigras) graphics
 .Sh SYNOPSIS
+.Cd "impact* at gio?"
 .Cd "impact* at xbow?"
 .Cd "wsdisplay* at impact?"
 .Sh DESCRIPTION
@@ -28,15 +29,12 @@ The
 .Nm
 driver provides support for the Impact (aka Mardigras) graphics card,
 which can be found in SGI
-.Tn Octane ,
-.Tn Octane2 ,
-and
-.Tn Onyx
-systems.
+Indigo2, Octane, Octane 2 and Onyx systems.
 Console support is provided by the
 .Xr wscons 4
 console framework.
 .Sh SEE ALSO
+.Xr gio 4 ,
 .Xr intro 4 ,
 .Xr wscons 4 ,
 .Xr wsdisplay 4 ,
diff --git a/share/man/man4/man4.sgi/intro.4 b/share/man/man4/man4.sgi/intro.4
index 19076f477ba..91439fcba74 100644
--- a/share/man/man4/man4.sgi/intro.4
+++ b/share/man/man4/man4.sgi/intro.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: intro.4,v 1.24 2012/03/28 20:44:23 miod Exp $
+.\"	$OpenBSD: intro.4,v 1.25 2012/04/18 18:01:56 miod Exp $
 .\"
 .\" Copyright (c) 2009 Miodrag Vallat.
 .\"
@@ -38,7 +38,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: March 28 2012 $
+.Dd $Mdocdate: April 18 2012 $
 .Dt INTRO 4 sgi
 .Os
 .Sh NAME
@@ -99,8 +99,8 @@ The following systems are supported:
 .Bl -column "Hardware" "Family" "Kernel" "Model" -offset 3n
 .It Sy Hardware Ta Sy Family Ta Sy Kernel Ta Sy Model
 .It Li IP20 Ta IP20 Ta IP22 Ta "Indigo (R4k)"
-.It Li IP22 Ta IP22 Ta IP22 Ta "Indigo2 (R4k)"
-.It Li IP24 Ta IP22 Ta IP22 Ta "Indy"
+.It Li IP22 Ta IP22 Ta IP22 Ta "Indigo2, Challenge M (R4k)"
+.It Li IP24 Ta IP22 Ta IP22 Ta "Indy, Challenge S"
 .\" not yet
 .\" .It Li IP26 Ta IP22 Ta IP26 Ta "Indigo2 (R8000)"
 .It Li IP27 Ta IP27 Ta IP27 Ta "Origin 2x00, Onyx 2"
diff --git a/share/man/man4/man4.sgi/light.4 b/share/man/man4/man4.sgi/light.4
new file mode 100644
index 00000000000..e2938c2f16e
--- /dev/null
+++ b/share/man/man4/man4.sgi/light.4
@@ -0,0 +1,79 @@
+.\"	$OpenBSD: light.4,v 1.1 2012/04/18 18:01:56 miod Exp $
+.\"	$NetBSD: light.4,v 1.1 2006/12/26 04:43:10 rumble Exp $
+.\"
+.\" Copyright (c) 2006 Stephen M. Rumble
+.\" Copyright (c) 2003 Ilpo Ruotsalainen
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. The name of the author may not be used to endorse or promote products
+.\"    derived from this software without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
+.\"
+.Dd $Mdocdate: April 18 2012 $
+.Dt LIGHT 4 sgi
+.Os
+.Sh NAME
+.Nm light
+.Nd SGI Light graphics
+.Sh SYNOPSIS
+.Cd "light* at gio?"
+.Cd "wsdisplay* at light?"
+.Sh DESCRIPTION
+The
+.Nm
+driver supports the SGI
+.Sq Light
+series of graphics controllers, also known as
+.Sq Entry
+or
+.Sq Starter
+graphics, and designated as LG1 or LG2,
+which may be found in Indigo and Crimson systems.
+.Pp
+These controllers have a fixed 1024x768 resolution with 8-bit colour depth.
+Unlike most SGI offerings, both 13W3 and VGA video cables are supported.
+.Sh SEE ALSO
+.Xr gio 4 ,
+.Xr grtwo 4 ,
+.Xr impact 4 ,
+.Xr newport 4 ,
+.Xr wscons 4 ,
+.Xr wsdisplay 4
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Nx 5.0
+and was ported to
+.Ox 5.2 .
+.Sh AUTHORS
+The
+.Nm
+driver was written by
+Stephen M. Rumble.
+.Sh CAVEATS
+Much is unknown about the REX chipset.
+Therefore, the driver relies on the PROM to properly initialise the graphics,
+and does not support color.
+.\" .Pp
+.\" This driver will not run without modification on Crimson machines.
diff --git a/share/man/man4/man4.sgi/newport.4 b/share/man/man4/man4.sgi/newport.4
new file mode 100644
index 00000000000..a4a2e2615e9
--- /dev/null
+++ b/share/man/man4/man4.sgi/newport.4
@@ -0,0 +1,65 @@
+.\"	$OpenBSD: newport.4,v 1.5 2012/04/18 18:01:56 miod Exp $
+.\"	$NetBSD: newport.4,v 1.6 2006/12/26 04:43:10 rumble Exp $
+.\"
+.\" Copyright (c) 2003 Ilpo Ruotsalainen
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. The name of the author may not be used to endorse or promote products
+.\"    derived from this software without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
+.\"
+.Dd $Mdocdate: April 18 2012 $
+.Dt NEWPORT 4 sgi
+.Os
+.Sh NAME
+.Nm newport
+.Nd SGI Newport graphics
+.Sh SYNOPSIS
+.Cd "newport* at gio?"
+.Cd "wsdisplay* at newport?"
+.Sh DESCRIPTION
+The
+.Nm
+driver supports the SGI
+.Sq Newport
+series of graphics controllers, also known as
+.Sq Indy 8-bit ,
+.Sq Indy 24-bit,
+.Sq XGE
+and
+.Sq XL ,
+which may be found on Indy and Indigo2 systems.
+.Sh SEE ALSO
+.Xr gio 4 ,
+.Xr grtwo 4 ,
+.Xr impact 4 ,
+.Xr light 4 ,
+.Xr wscons 4 ,
+.Xr wsdisplay 4
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Nx 2.0
+and was ported to
+.Ox 5.2 .
diff --git a/share/man/man4/man4.sgi/panel.4 b/share/man/man4/man4.sgi/panel.4
new file mode 100644
index 00000000000..aecf46dbc83
--- /dev/null
+++ b/share/man/man4/man4.sgi/panel.4
@@ -0,0 +1,54 @@
+.\"	$OpenBSD: panel.4,v 1.1 2012/04/18 18:01:56 miod Exp $
+.\"
+.\"
+.\" Copyright (c) 2012 Miodrag Vallat.
+.\"
+.\" Permission to use, copy, modify, and distribute this software for any
+.\" purpose with or without fee is hereby granted, provided that the above
+.\" copyright notice and this permission notice appear in all copies.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+.\"
+.Dd $Mdocdate: April 18 2012 $
+.Dt PANEL 4 sgi
+.Os
+.Sh NAME
+.Nm panel
+.Nd front-panel buttons
+.Sh SYNOPSIS
+.Cd "panel* at hpc?"
+.Sh DESCRIPTION
+The
+.Nm
+driver handles the front-panel power and, on Indy, volume buttons.
+If the
+.Va hw.allowpowerdown
+.Xr sysctl 8
+is set to 1,
+.Nm will signal
+.Xr init 8
+to do a clean
+.Xr shutdown 8
+when the power button is pressed.
+.Sh SEE ALSO
+.Xr hpc 4 ,
+.Xr intro 4 ,
+.Xr init 8 ,
+.Xr rc.shutdown 8 ,
+.Xr sysctl 8
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Ox 5.2 .
+.\" .Sh AUTHORS
+.\" The
+.\" .Nm
+.\" driver was written by
+.\" .An Miod Vallat .
diff --git a/share/man/man4/man4.sgi/zs.4 b/share/man/man4/man4.sgi/zs.4
index 480d4afbe1f..1e6ce9acb48 100644
--- a/share/man/man4/man4.sgi/zs.4
+++ b/share/man/man4/man4.sgi/zs.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: zs.4,v 1.1 2012/03/28 20:44:23 miod Exp $
+.\"	$OpenBSD: zs.4,v 1.2 2012/04/18 18:01:56 miod Exp $
 .\"	$NetBSD: zstty.4,v 1.14 2011/06/07 20:22:56 wiz Exp $
 .\"
 .\" Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -28,32 +28,36 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: March 28 2012 $
+.Dd $Mdocdate: April 18 2012 $
 .Dt ZS 4 sgi
 .Os
 .Sh NAME
 .Nm zs ,
+.Nm zskbd ,
+.Nm zsms ,
 .Nm zstty
 .Nd Zilog 8530 (ZSCC) Serial Communications Controller
 .Sh SYNOPSIS
-.Cd "zs*    at hpc0"
-.Cd "zstty* at zs? channel ?"
+.Cd "zs0    at hpc0"
+.Cd "zs1    at hpc0"
+.Cd "zskbd* at zs1 channel 0  " Pq "Indigo"
+.Cd "zsms*  at zs1 channel 1  " Pq "Indigo"
+.Cd "zstty* at zs0 channel ?"
 .Sh DESCRIPTION
 The
 .Nm
 driver provides TTY support for Zilog 8530 Dual UART chips.
-One of the interfaces is hardwired for use by the keyboard and mouse
-attached to the workstation console.
-.\" The
-.\" .Nm zskbd
-.\" devices connect keyboard devices to the generic keyboard driver
-.\" .Nm wskbd .
-.\" The
-.\" .Nm zsms
-.\" devices connect mice to the generic mouse driver
-.\" .Xr wsmouse 4 .
-.\" The remaining additional
+On Indigo systems, one of the interfaces is hardwired for use by the
+keyboard and mouse.
 The
+.Nm zskbd
+devices connect keyboard devices to the generic keyboard driver
+.Nm wskbd .
+The
+.Nm zsms
+devices connect mice to the generic mouse driver
+.Xr wsmouse 4 .
+The remaining additional
 .Nm zstty
 interfaces provide RS-423
 and RS-232 serial ports for general purpose use.
@@ -98,4 +102,6 @@ This usually means input flow-control is not configured correctly
 .Sh SEE ALSO
 .Xr hpc 4 ,
 .Xr intro 4 ,
-.Xr tty 4
+.Xr tty 4 ,
+.Xr wskbd 4 ,
+.Xr wsmouse 4