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-rw-r--r--share/man/man4/man4.sgi/Makefile12
-rw-r--r--share/man/man4/man4.sgi/dpclock.446
-rw-r--r--share/man/man4/man4.sgi/dsclock.446
-rw-r--r--share/man/man4/man4.sgi/gio.482
-rw-r--r--share/man/man4/man4.sgi/hpc.491
-rw-r--r--share/man/man4/man4.sgi/imc.451
-rw-r--r--share/man/man4/man4.sgi/intro.413
-rw-r--r--share/man/man4/man4.sgi/sq.458
-rw-r--r--share/man/man4/man4.sgi/wdsc.469
-rw-r--r--share/man/man4/man4.sgi/zs.4101
10 files changed, 563 insertions, 6 deletions
diff --git a/share/man/man4/man4.sgi/Makefile b/share/man/man4/man4.sgi/Makefile
index 7a76d44f6a2..64d1c715513 100644
--- a/share/man/man4/man4.sgi/Makefile
+++ b/share/man/man4/man4.sgi/Makefile
@@ -1,10 +1,14 @@
-# $OpenBSD: Makefile,v 1.20 2010/03/08 01:47:00 deraadt Exp $
+# $OpenBSD: Makefile,v 1.21 2012/03/28 20:44:23 miod Exp $
-MAN= dsrtc.4 gbe.4 iec.4 impact.4 intro.4 ioc.4 iockbc.4 iof.4 \
+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 xbow.4 xbridge.4 xheart.4
+ owmac.4 owserial.4 power.4 \
+ sq.4 wdsc.4 xbow.4 xbridge.4 xheart.4 zs.4
MLINKS= macebus.4 macepcibr.4 \
- xbridge.4 xbpci.4
+ xbridge.4 xbpci.4 \
+ zs.4 zstty.4
+# zs.4 zskbd.4 zs.4 zsms.4
MANSUBDIR=sgi
diff --git a/share/man/man4/man4.sgi/dpclock.4 b/share/man/man4/man4.sgi/dpclock.4
new file mode 100644
index 00000000000..86b32fadcc3
--- /dev/null
+++ b/share/man/man4/man4.sgi/dpclock.4
@@ -0,0 +1,46 @@
+.\" $OpenBSD: dpclock.4,v 1.5 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: dpclock.4,v 1.5 2008/04/30 13:10:56 martin Exp $
+.\"
+.\" Copyright (c) 2004 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This document is derived from work contributed to The NetBSD Foundation
+.\" by Steve Rumble.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt DPCLOCK 4 sgi
+.Os
+.Sh NAME
+.Nm dpclock
+.Nd DS8573A realtime clock
+.Sh SYNOPSIS
+.Cd "dpclock* at hpc0"
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for the DP8573A realtime clock.
+This device appears on SGI Indigo machines.
+.Sh SEE ALSO
+.Xr hpc 4 ,
+.Xr intro 4
diff --git a/share/man/man4/man4.sgi/dsclock.4 b/share/man/man4/man4.sgi/dsclock.4
new file mode 100644
index 00000000000..fe1f7b4e5b0
--- /dev/null
+++ b/share/man/man4/man4.sgi/dsclock.4
@@ -0,0 +1,46 @@
+.\" $OpenBSD: dsclock.4,v 1.5 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: dsclock.4,v 1.4 2008/04/30 13:10:56 martin Exp $
+.\"
+.\" Copyright (c) 2004 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This document is derived from work contributed to The NetBSD Foundation
+.\" by Steve Rumble.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt DSCLOCK 4 sgi
+.Os
+.Sh NAME
+.Nm dsclock
+.Nd DS1286 realtime clock
+.Sh SYNOPSIS
+.Cd "dsclock* at hpc0"
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for the DS1286 realtime clock.
+This device appears on SGI Indy and Indigo2 machines.
+.Sh SEE ALSO
+.Xr hpc 4 ,
+.Xr intro 4
diff --git a/share/man/man4/man4.sgi/gio.4 b/share/man/man4/man4.sgi/gio.4
new file mode 100644
index 00000000000..07e2249f965
--- /dev/null
+++ b/share/man/man4/man4.sgi/gio.4
@@ -0,0 +1,82 @@
+.\" $OpenBSD: gio.4,v 1.4 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: gio.4,v 1.20 2008/04/30 13:10:56 martin Exp $
+.\"
+.\" Copyright (c) 2002 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This document is derived from work contributed to The NetBSD Foundation
+.\" by Antti Kantee.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt GIO 4 sgi
+.Os
+.Sh NAME
+.Nd Graphics I/O GIO bus
+.Sh SYNOPSIS
+.Cd "gio0 at imc0"
+.Sh DESCRIPTION
+The
+.Nm
+bus is a bus for connecting high-speed peripherals to the main memory and
+CPU.
+The devices themselves are typically (but not necessarily) connected to the
+.Xr hpc 4
+peripheral controller, and memory and CPU are accessed through the
+.Xr imc 4
+system controller.
+The
+.Nm
+bus is found on the Indigo, Indy, Challenge S,
+Challenge M, and Indigo2 machines and exists in three incarnations:
+GIO32, GIO32-bis, and GIO64.
+.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
+DMA-capable expansion card, despite having two slots.
+Cards based on the
+.Xr hpc 4
+controller, such as the GIO32 scsi and E++ Ethernet adapters, must be
+placed in slot 1 (closest to the side of the case).
+All other cards must be placed in slot 0 (adjacent to the memory banks).
+.Pp
+Indigo2 and Challenge M systems contain either three or four GIO64 connectors,
+depending on the model.
+However, in both cases only two electrically distinct slots are present.
+Therefore, distinct expansion cards may not share physical connectors
+associated with the same slot.
+On the other hand, this apparently redundant slot connectors allows
+multiple board assemblies to draw more power from the bus, and also
+helps mixing
+.Nm
+and EISA boards in the same chassis.
+In all systems, the upper two GIO64 connectors are GIO slot 1, while
+the lower connectors (either one or two of them) are GIO slot 0.
diff --git a/share/man/man4/man4.sgi/hpc.4 b/share/man/man4/man4.sgi/hpc.4
new file mode 100644
index 00000000000..c996ce17f38
--- /dev/null
+++ b/share/man/man4/man4.sgi/hpc.4
@@ -0,0 +1,91 @@
+.\" $OpenBSD: hpc.4,v 1.4 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: hpc.4,v 1.12 2008/04/30 13:10:56 martin Exp $
+.\"
+.\" Copyright (c) 2002 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This document is derived from work contributed to The NetBSD Foundation
+.\" by Antti Kantee.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt HPC 4 sgi
+.Os
+.Sh NAME
+.Nm hpc
+.Nd SGI High performance Peripheral Controller
+.Sh SYNOPSIS
+.Cd "hpc0 at gio0 addr 0x1fb80000"
+.Cd "hpc1 at gio0 addr 0x1fb00000"
+.Cd "hpc2 at gio0 addr 0x1fb98000"
+.\" .Cd "hpc3 at gio0 addr 0x1fb90000"
+.Sh DESCRIPTION
+.Nm
+interfaces the peripherals connected to it to the
+.Xr gio 4
+bus.
+.Nm
+is found on the Indigo, Indy, Challenge S, Challenge M,
+and Indigo2 machines.
+.Pp
+There are three different numerical revisions of the
+.Nm
+controller.
+Revisions 1 and 1.5 exist on Indigo machines,
+as well as GIO32bis expansion cards such as the E++ SEEQ-based
+Ethernet adapter.
+Revision 1.5 supports bi-endian operation.
+Revision 3 exists on Indy, Challenge S, Indigo2, and Challenge M systems.
+It is possible to have an on-board HPC3 as well as HPC1.5-based
+GIO32bis adapters in the Indy and Challenge S systems.
+Additionally, the Challenge S may have a secondary HPC3 if the IOPLUS
+(a.k.a. ''mezzanine'') board is installed.
+.Sh LIST OF DEVICES
+The devices currently supported are:
+.Pp
+.Bl -tag -width 10n -offset 3n -compact
+.It Xr dsclock 4
+DS1286 realtime clock
+.It Xr dpclock 4
+DP8573A realtime clock
+.\" .It Xr haltwo 4
+.\" HAL2 audio controller
+.It Xr sq 4
+Seeq 8003/80C03 Ethernet controller
+.It Xr wdsc 4
+WD33c93 SCSI controller
+.It Xr zs 4
+Zilog Z8530 UART
+.El
+.Sh SEE ALSO
+.Xr gio 4 ,
+.Xr imc 4 ,
+.Xr intro 4
+.Sh BUGS
+.Nm
+Revisions 1 and 1.5 support DMA buffer pointers of only 28 bits
+and may therefore only address 256 megabytes of memory.
+The R4k Indigo and Indy are the only systems that support sufficient
+memory to illustrate this drawback.
+A software workaround is not currently implemented.
+Revision 3, with 32 bit pointers, does not have this limitation.
diff --git a/share/man/man4/man4.sgi/imc.4 b/share/man/man4/man4.sgi/imc.4
new file mode 100644
index 00000000000..abc53e562bb
--- /dev/null
+++ b/share/man/man4/man4.sgi/imc.4
@@ -0,0 +1,51 @@
+.\" $OpenBSD: imc.4,v 1.4 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: imc.4,v 1.8 2008/04/30 13:10:56 martin Exp $
+.\"
+.\" Copyright (c) 2002 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This document is derived from work contributed to The NetBSD Foundation
+.\" by Antti Kantee.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt IMC 4 sgi
+.Os
+.Sh NAME
+.Nm imc
+.Nd Indy Memory Controller and system controller
+.Sh SYNOPSIS
+.Cd "imc0 at mainbus0"
+.Sh DESCRIPTION
+The Indy Memory Controller is responsible for acting as an interface from
+the
+.Xr gio 4
+bus to the main memory and CPU.
+The
+.Nm
+is found in the Indigo R4k, Indy, Challenge S, Challenge M, and Indigo2
+machines.
+.Sh SEE ALSO
+.Xr gio 4 ,
+.\" .Xr int 4 ,
+.Xr intro 4
diff --git a/share/man/man4/man4.sgi/intro.4 b/share/man/man4/man4.sgi/intro.4
index 6ba0ae866d8..19076f477ba 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 1.23 2011/09/03 22:59:07 jmc Exp $
+.\" $OpenBSD: intro.4,v 1.24 2012/03/28 20:44:23 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: September 3 2011 $
+.Dd $Mdocdate: March 28 2012 $
.Dt INTRO 4 sgi
.Os
.Sh NAME
@@ -98,7 +98,14 @@ A list of the supported devices is given below.
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"
+.\" not yet
+.\" .It Li IP26 Ta IP22 Ta IP26 Ta "Indigo2 (R8000)"
.It Li IP27 Ta IP27 Ta IP27 Ta "Origin 2x00, Onyx 2"
+.\" not yet
+.\" .It Li IP28 Ta IP22 Ta IP28 Ta "Indigo2 (R10000)"
.It Li IP29 Ta IP27 Ta IP27 Ta "Origin 200"
.It Li IP30 Ta IP30 Ta IP30 Ta "Octane, Octane 2 (Speedracer)"
.It Li IP31 Ta IP27 Ta IP27 Ta "Origin 200/2x00, Onyx 2 (250+\ MHz)"
@@ -145,6 +152,8 @@ man page.
The following buses and controllers list these devices:
.Pp
.Bl -tag -width "cardbus(4)XX" -offset 3n -compact
+.It Xr gio 4
+Graphics I/O GIO bus
.It Xr pci 4
introduction to PCI bus support
.It Xr usb 4
diff --git a/share/man/man4/man4.sgi/sq.4 b/share/man/man4/man4.sgi/sq.4
new file mode 100644
index 00000000000..8763a117558
--- /dev/null
+++ b/share/man/man4/man4.sgi/sq.4
@@ -0,0 +1,58 @@
+.\" $OpenBSD: sq.4,v 1.1 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: sq.4,v 1.5 2008/04/30 13:10:56 martin Exp $
+.\"
+.\" Copyright (c) 2004 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This document is derived from work contributed to The NetBSD Foundation
+.\" by Steve Rumble.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt SQ 4 sgi
+.Os
+.Sh NAME
+.Nm sq
+.Nd Seeq 8003/80C03 Ethernet controller
+.Sh SYNOPSIS
+.Cd "sq* at hpc?"
+.Sh DESCRIPTION
+The
+.Nm
+interface provides support for the SEEQ 8003 and 80c03 (aka SGI EDLC)
+Ethernet controller.
+DMA is provided by
+.Xr hpc 4 .
+.Pp
+The
+.Nm
+is found in the Indigo, Indy, Challenge S, Challenge M and
+Indigo2 machines, as well as the SGI E++ GIO32bis Ethernet adapter.
+.Sh SEE ALSO
+.Xr arp 4 ,
+.Xr hpc 4 ,
+.\" .Xr ifmedia 4 ,
+.Xr intro 4 ,
+.Xr netintro 4 ,
+.Xr hostname.if 5 ,
+.Xr ifconfig 8
diff --git a/share/man/man4/man4.sgi/wdsc.4 b/share/man/man4/man4.sgi/wdsc.4
new file mode 100644
index 00000000000..d96b03f488d
--- /dev/null
+++ b/share/man/man4/man4.sgi/wdsc.4
@@ -0,0 +1,69 @@
+.\" $OpenBSD: wdsc.4,v 1.5 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: wdsc.4,v 1.10 2009/03/09 19:24:30 joerg Exp $
+.\"
+.\" Copyright (c) 1999 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This code is derived from software contributed to The NetBSD Foundation
+.\" by Steve C. Woodford.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS
+.\" 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt WDSC 4 sgi
+.Os
+.Sh NAME
+.Nm wdsc
+.Nd WD33c93 SCSI controller
+.Sh SYNOPSIS
+.Cd "wdsc* at hpc?"
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for the Western Digital WD33c93 and WD33c93B SCSI
+controllers.
+.Pp
+In addition to sending the required SCSI commands to
+target devices on the SCSI bus, the
+.Nm
+driver deals with DMA, device interrupts, sync/async negotiation,
+and target disconnects/reconnects.
+.Sh DEVICE FLAGS
+.Bl -tag -width "Bits XX-XX" -compact
+.It Bits 0-7
+Disable disconnect/reselect for the corresponding target
+.It Bits 8-15
+Disable synchronous negotiation for target "[bit - 8]"
+.It Bits 16-23
+Disable tagged queuing for target "[bit - 16]"
+.El
+.Pp
+The
+.Nm
+device flags may be OR'd together to enable any combination of
+the features listed above.
+Tape devices should be allowed to disconnect for the SCSI bus to operate
+acceptably.
+.Sh SEE ALSO
+.Xr hpc 4 ,
+.Xr intro 4 ,
+.Xr scsibus 4
diff --git a/share/man/man4/man4.sgi/zs.4 b/share/man/man4/man4.sgi/zs.4
new file mode 100644
index 00000000000..480d4afbe1f
--- /dev/null
+++ b/share/man/man4/man4.sgi/zs.4
@@ -0,0 +1,101 @@
+.\" $OpenBSD: zs.4,v 1.1 2012/03/28 20:44:23 miod Exp $
+.\" $NetBSD: zstty.4,v 1.14 2011/06/07 20:22:56 wiz Exp $
+.\"
+.\" Copyright (c) 1997 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This code is derived from software contributed to The NetBSD Foundation
+.\" by Gordon W. Ross.
+.\"
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``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 FOUNDATION OR CONTRIBUTORS
+.\" 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.
+.\"
+.Dd $Mdocdate: March 28 2012 $
+.Dt ZS 4 sgi
+.Os
+.Sh NAME
+.Nm zs ,
+.Nm zstty
+.Nd Zilog 8530 (ZSCC) Serial Communications Controller
+.Sh SYNOPSIS
+.Cd "zs* at hpc0"
+.Cd "zstty* at zs? 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
+The
+.Nm zstty
+interfaces provide RS-423
+and RS-232 serial ports for general purpose use.
+.Pp
+The
+.Nm
+driver supports all of the standard
+.Xr tty 4
+ioctl calls.
+The status of the DTR, RTS, CTS, and DCD signals can be queried with
+TIOCMGET command, but, due to limitations in the hardware,
+only the DTR and RTS signals can be modified with TIOCMSET, TIOCMBIC,
+and TIOCMBIS
+.Xr ioctl 2
+commands.
+.Pp
+Input and output for each line may set to any baud rate in the
+range 50 to 38400 (and higher on some machines).
+.Sh FILES
+.Bl -tag -width Pa -compact
+.It Pa /dev/ttya
+.It Pa /dev/ttyb
+.El
+.Sh DIAGNOSTICS
+.Bl -tag -width indent
+.It zs0*: fifo overflow
+.br
+The on-chip
+.Dq FIFO
+has overflowed and incoming data has been lost.
+This generally means the machine is not responding to
+interrupts from the ZS chip fast enough, which can be
+remedied only by using a lower baud rate.
+.It zs0*: ring overflow
+.br
+The software input
+.Qq ring
+has overflowed.
+This usually means input flow-control is not configured correctly
+.Pq i.e. incorrect cable wiring .
+.El
+.Sh SEE ALSO
+.Xr hpc 4 ,
+.Xr intro 4 ,
+.Xr tty 4