Add manpage for pvbus(4) and update vmt(4).

OK sf@

3 files changed, 74 insertions, 5 deletions

diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile
index 7ca7b6d02fd..d69c138bbd9 100644
--- a/share/man/man4/Makefile
+++ b/share/man/man4/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.595 2015/06/19 23:07:04 jmatthew Exp $
+#	$OpenBSD: Makefile,v 1.596 2015/07/21 03:40:01 reyk Exp $
 
 MAN=	aac.4 ac97.4 acphy.4 \
 	acpi.4 acpiac.4 acpiasus.4 acpibat.4 acpibtn.4 acpicpu.4 acpidock.4 \
@@ -43,7 +43,7 @@ MAN=	aac.4 ac97.4 acphy.4 \
 	owtemp.4 pcagpio.4 pcaled.4 pcdisplay.4 pchb.4 pci.4 pcib.4 pcfadc.4 \
 	pcfiic.4 pciide.4 pckbc.4 pckbd.4 pcmcia.4 pcn.4 pcppi.4 pcscp.4 \
 	pf.4 pflog.4 pflow.4 pfsync.4 pgt.4 piixpm.4 pim.4 pipex.4 \
-	pms.4 ppb.4 ppp.4 pppoe.4 pppx.4 pty.4 puc.4 pwdog.4 \
+	pms.4 ppb.4 ppp.4 pppoe.4 pppx.4 pty.4 puc.4 pvbus.4 pwdog.4 \
 	qla.4 qle.4 qlw.4 qsphy.4 radio.4 \
 	ral.4 random.4 rdomain.4 rd.4 rdac.4 re.4 rdcphy.4 rgephy.4 ricohrtc.4 \
 	rl.4 rlphy.4 route.4 rsu.4 rt.4 rtsx.4 rum.4 run.4 \
diff --git a/share/man/man4/pvbus.4 b/share/man/man4/pvbus.4
new file mode 100644
index 00000000000..d071abed365
--- /dev/null
+++ b/share/man/man4/pvbus.4
@@ -0,0 +1,68 @@
+.\"	$OpenBSD: pvbus.4,v 1.1 2015/07/21 03:40:01 reyk Exp $
+.\"
+.\" Copyright (c) 2015 Reyk Floeter <reyk@openbsd.org>
+.\" Copyright (c) 2006 Jason McIntyre <jmc@openbsd.org>
+.\"
+.\" 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: July 21 2015 $
+.Dt PVBUS 4
+.Os
+.Sh NAME
+.Nm pvbus
+.Nd paravirtual device tree root
+.Sh SYNOPSIS
+.Cd "pvbus0 at mainbus0"
+.Sh DESCRIPTION
+.Nm
+is used on virtual machines that are running on hypervisors.
+It provides a pseudo-bus for all paravirtual devices that do not
+attach to a well-known bus like
+.Xr pci 4 .
+The
+.Nm
+driver is responsible for detecting the hypervisor interface,
+checking the capabilities, and attaching the paravirtual devices.
+.Ss Supported hypervisors
+.Bl -tag -width 13n -offset ind -compact
+.It Xr KVM
+Kernel-based Virtual Machine
+.It Xr Hyper-V
+Microsoft Hyper-V
+.It Xr VMware
+VMware vSphere Hypervisor and ESXi
+.It Xr Xen
+Xen VMM
+.El
+.Pp
+Note that a hypervisor can attempt to emulate other hypervisors, so
+multiple hypervisor interfaces may be available on the same host.
+.Ss VMware paravirtual devices
+.Bl -tag -width 13n -offset ind -compact
+.It Xr vmt 4
+VMware Tools driver
+.El
+.Sh SEE ALSO
+.Xr autoconf 4 ,
+.Xr intro 4 ,
+.Xr mainbus 4
+.Sh HISTORY
+The
+.Nm
+pseudo-bus first appeared in
+.Ox 5.8 .
+.Sh AUTHORS
+The
+.Nm
+pseudo-bus was written by
+.An Reyk Floeter Aq Mt reyk@openbsd.org .
diff --git a/share/man/man4/vmt.4 b/share/man/man4/vmt.4
index 8267602f7bc..80abed127b1 100644
--- a/share/man/man4/vmt.4
+++ b/share/man/man4/vmt.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: vmt.4,v 1.7 2013/07/16 16:05:49 schwarze Exp $
+.\"	$OpenBSD: vmt.4,v 1.8 2015/07/21 03:40:01 reyk Exp $
 .\"
 .\" Copyright (c) 2008 Marco Peereboom <marco@openbsd.org>
 .\" Text was heavily borrowed from the IPMI spec V1.5
@@ -14,14 +14,14 @@
 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 .\" ACTION OF CONTRACT, NEGLIGENCE OR TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-.Dd $Mdocdate: July 16 2013 $
+.Dd $Mdocdate: July 21 2015 $
 .Dt VMT 4
 .Os
 .Sh NAME
 .Nm vmt
 .Nd VMware Tools driver
 .Sh SYNOPSIS
-.Cd "vmt0 at mainbus0"
+.Cd "vmt0 at pvbus0"
 .Sh DESCRIPTION
 The
 .Nm
@@ -41,6 +41,7 @@ It also provides access to the host machine's clock as a timedelta sensor.
 .Nm
 reports the guest's hostname and first non-loopback IP address to the host.
 .Sh SEE ALSO
+.Xr pvbus 4 ,
 .Xr init 8 ,
 .Xr sensorsd 8 ,
 .Xr sysctl 8