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From: Eitan Adler <eadler@FreeBSD.org>
Date: Sun, 4 Mar 2012 16:26:49 +0000 (UTC)
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Subject: svn commit: r232501 - head/share/man/man4
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Author: eadler
Date: Sun Mar  4 16:26:49 2012
New Revision: 232501
URL: http://svn.freebsd.org/changeset/base/232501

Log:
  ehci tunables are only available when kernel is compiled with USB_DEBUG
  
  PR:		docs/163646
  Reported by:	Momchil Ivanov <momchil@xaxo.eu>
  Submitted by:	Benjamin Kaduk <kaduk@mit.edu>
  Approved by:	cperciva
  MFC after:	1 week

Modified:
  head/share/man/man4/ehci.4

Modified: head/share/man/man4/ehci.4
==============================================================================
--- head/share/man/man4/ehci.4	Sun Mar  4 16:24:58 2012	(r232500)
+++ head/share/man/man4/ehci.4	Sun Mar  4 16:26:49 2012	(r232501)
@@ -80,7 +80,11 @@ The
 device driver first appeared in
 .Fx 5.1 .
 .Sh LOADER TUNABLES
-Tunables can be set at the
+When the kernel has been compiled with
+.Cd options USB_DEBUG ,
+some tunables become available that affect the behavior of
+.Nm .
+These tunables can be set at the
 .Xr loader 8
 prompt before booting the kernel or stored in
 .Xr loader.conf 5 .