[src/trunk]: src/share/man/man4 Improve man page a bit more.

[wiz <wiz%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/af7f2609b4dc
branches:  trunk
changeset: 828101:af7f2609b4dc
user:      wiz <wiz%NetBSD.org@localhost>
date:      Tue Nov 28 11:02:02 2017 +0000

description:
Improve man page a bit more.

diffstat:

 share/man/man4/qemufwcfg.4 |  16 +++++++++++-----
 1 files changed, 11 insertions(+), 5 deletions(-)

diffs (39 lines):

diff -r 7afcf5a4d9e6 -r af7f2609b4dc share/man/man4/qemufwcfg.4
--- a/share/man/man4/qemufwcfg.4        Tue Nov 28 10:33:51 2017 +0000
+++ b/share/man/man4/qemufwcfg.4        Tue Nov 28 11:02:02 2017 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: qemufwcfg.4,v 1.2 2017/11/27 12:25:02 wiz Exp $
+.\"    $NetBSD: qemufwcfg.4,v 1.3 2017/11/28 11:02:02 wiz Exp $
 .\"
 .\" Copyright (c) 2017 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -31,19 +31,25 @@
 .Nm qemufwcfg
 .Nd QEMU Firmware Configuration device driver
 .Sh SYNOPSIS
-.\" TODO: is the next line correct?
-.Cd "qemufwcfg* at acpi"
+.Cd "qemufwcfg* at acpi?"
 .Sh DESCRIPTION
 The
 .Nm
-interface allows QEMU guests to query and modify various data items on
-the host, usually related to firmware configuration.
+interface allows QEMU to provide data items and files to guest
+operating systems.
+.Pp
+See the
+.Fl -fw_cfg
+option in the
+.Nm qemu
+man page.
 .Sh FILES
 .Bl -tag -width 20n
 .It Pa /dev/qemufwctl<n>
 device path
 .El
 .Sh SEE ALSO
+.Xr mount_qemufwcfg 8
 .Rs
 .%T QEMU Firmware Configuration (fw_cfg) Device
 .%U https://raw.githubusercontent.com/qemu/qemu/master/docs/specs/fw_cfg.txt