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From: John-Mark Gurney <jmg@FreeBSD.org>
Date: Sun, 28 Nov 2010 23:34:21 +0000 (UTC)
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Subject: svn commit: r216021 - head/share/man/man4
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Author: jmg
Date: Sun Nov 28 23:34:20 2010
New Revision: 216021
URL: http://svn.freebsd.org/changeset/base/216021

Log:
  document that most of ioctl requests in cd(4) are implemented by acd(4)..

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

Modified: head/share/man/man4/ata.4
==============================================================================
--- head/share/man/man4/ata.4	Sun Nov 28 23:19:23 2010	(r216020)
+++ head/share/man/man4/ata.4	Sun Nov 28 23:34:20 2010	(r216021)
@@ -228,6 +228,13 @@ but be aware that your hardware might
 support it and can potentially
 .Em hang
 the entire system causing data loss.
+.Pp
+The
+.Nm acd
+driver implements most of the
+.Fn ioctl
+requests documented by
+.Xr cd 4 .
 .Sh FILES
 .Bl -tag -width ".Pa /sys/i386/conf/GENERIC" -compact
 .It Pa /dev/ad*
@@ -271,6 +278,7 @@ Native Command Queuing (NCQ) on SATA dri
 .Xr ataraid 4 ,
 .Xr atacontrol 8 ,
 .Xr burncd 8 ,
+.Xr cd 4 ,
 .Xr siis 4
 .Sh HISTORY
 The