[src/trunk]: src/share/man/man4 Document RND_COM option. Partially addresses...

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

details:   https://anonhg.NetBSD.org/src/rev/8dccff41dc78
branches:  trunk
changeset: 535438:8dccff41dc78
user:      gmcgarry <gmcgarry%NetBSD.org@localhost>
date:      Mon Aug 19 00:00:48 2002 +0000

description:
Document RND_COM option.  Partially addresses PR17976 from
<ChristianBiere%gmx.de@localhost>.

diffstat:

 share/man/man4/com.4 |  9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diffs (30 lines):

diff -r 998b247ea916 -r 8dccff41dc78 share/man/man4/com.4
--- a/share/man/man4/com.4      Sun Aug 18 23:45:48 2002 +0000
+++ b/share/man/man4/com.4      Mon Aug 19 00:00:48 2002 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: com.4,v 1.3 2001/04/20 16:08:16 jdolecek Exp $
+.\"    $NetBSD: com.4,v 1.4 2002/08/19 00:00:48 gmcgarry Exp $
 .\"
 .\" Copyright (c) 1990, 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -55,6 +55,7 @@
 .Cd "com* at pcmcom?"
 .Cd "com* at pnpbios? index ?"
 .Cd "com* at puc? port ?"
+.Cd options RND_COM
 .Ss Arm32
 .Cd "com0 at mainbus? base 0x00210fe0"
 .Cd "com1 at mainbus? base 0x00210be0"
@@ -77,6 +78,12 @@
 The ttyXX devices are traditional dialin devices; the dtyXX devices are
 used for dialout.  (See
 .Xr tty 4 . )
+.Pp
+With options RND_COM enabled, the
+.Nm
+driver can be used to collect entropy for the
+.Xr rnd 4
+entropy pool.  The entropy is generated from interrupt randomness.
 .Ss Arm32 specific
 If
 .Dq flags 1