diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile
index 1f78c36c6430..a1a44d4b331f 100644
--- a/share/man/man4/Makefile
+++ b/share/man/man4/Makefile
@@ -105,6 +105,7 @@ MAN=	aac.4 \
 	nge.4 \
 	null.4 \
 	ohci.4 \
+	orm.4 \
 	pass.4 \
 	pci.4 \
 	pcm.4 \
diff --git a/share/man/man4/orm.4 b/share/man/man4/orm.4
new file mode 100644
index 000000000000..22598346bb71
--- /dev/null
+++ b/share/man/man4/orm.4
@@ -0,0 +1,47 @@
+.\" Copyright (c) 2000 Nikolai Saoukh
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd December 15, 2000
+.Os FreeBSD
+.Dt ORM 4
+.Sh NAME
+.Nm orm
+.Nd ISA I/O space option ROM(s) driver
+.Sh SYNOPSIS
+.Nm
+is automatically included on all systems that have an ISA bus.
+.Sh DESCRIPTION
+The driver scan at boot time the ISA I/O memory space for option
+ROM(s) and claims them.
+Other drivers are thus precluded from using ISA I/O memory that is on
+top of an option ROM.
+.Sh AUTHORS
+This
+manual page was written by
+.An Nikolai Saoukh Aq nms@otdel-1.org .
+.Sh BUGS
+Due to resource manager implementation no other driver could attach to option
+ROM address range.