From 51978ad40af64a9fc3056352a4c22acc39dcee8e Mon Sep 17 00:00:00 2001
From: Marc Fonvieille <blackend@FreeBSD.org>
Date: Wed, 27 Nov 2002 19:31:49 +0000
Subject: [PATCH] Add information about polled mode port under 5.X

With some help from:	bde
---
 .../books/handbook/printing/chapter.sgml        | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/en_US.ISO8859-1/books/handbook/printing/chapter.sgml b/en_US.ISO8859-1/books/handbook/printing/chapter.sgml
index 8c16948141..8463ea879d 100644
--- a/en_US.ISO8859-1/books/handbook/printing/chapter.sgml
+++ b/en_US.ISO8859-1/books/handbook/printing/chapter.sgml
@@ -637,7 +637,24 @@ ppc0: FIFO with 16/16/8 bytes threshold</screen>
 		  <para>If you want polled mode, do not add the
 		    <literal>irq</literal> specifier:</para>
 
+		  <para>For FreeBSD&nbsp;4.X, use the following line in
+		    your kernel configuration file:</para>
+
 		  <programlisting>device ppc0 at isa?</programlisting>
+
+		  <para>For FreeBSD&nbsp;5.X, simply remove in your
+		    <filename>/boot/device.hints</filename> file, the
+		    following line:</para>
+
+		  <programlisting>hint.ppc.0.irq="<replaceable>N</replaceable>"</programlisting>
+
+		  <para>In some cases, this is not enough to put the
+		    port in polled mode under FreeBSD&nbsp;5.X.  Most of
+		    time it comes from &man.acpi.4; driver, this latter
+		    is able to probe and attach devices, and therefore,
+		    control the access mode to the printer port.  You
+		    should check your &man.acpi.4; configuration to
+		    correct this problem.</para>
 		</listitem>
 	      </itemizedlist>
 	    </step>