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Enhance the "Debugging ACPI" section with a ACPI disabling part

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(it is not easy for the user to find how to disable the ACPI
system).  While I'm there, rename the section to "Debugging and
Disabling ACPI".
This commit is contained in:
Marc Fonvieille 2003-06-07 14:41:07 +00:00
parent 1d6c15a62c
commit f791325b90
Notes: svn2git 2020-12-08 03:00:23 +00:00 
svn path=/head/; revision=17186
1 changed files with 17 additions and 2 deletions
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19
en_US.ISO8859-1/books/handbook/config/chapter.sgml
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@ -2273,11 +2273,26 @@ kern.maxfiles: 2088 -> 5000</screen>
</sect2>
<sect2 id="acpi-debug">
<title>Debugging <acronym>ACPI</acronym></title>
<title>Debugging and Disabling <acronym>ACPI</acronym></title>
<para>Almost everything in <acronym>ACPI</acronym> is transparent, until
it does not work. That is usually when you as a user will know there
is something not working properly.</para>
is something not working properly. The &man.acpi.4; driver
supports many debugging options, it is even possible to
selectively disable some parts of the <acronym>ACPI</acronym>
system. For more information about debugging facilities, read
the &man.acpi.4; manual page.</para>
<para>Sometimes for various reasons, the
<filename>acpi.ko</filename> module must be unloaded. This
can only be done at boot time by the &man.loader.8;. You can
type at &man.loader.8; prompt the command
<command>unset acpi_load</command> each time you boot the
system, or to stop the autoloading of the
&man.acpi.4; driver add the following line to the
<filename>/boot/loader.conf</filename> file:</para>
<programlisting>exec="unset acpi_load"</programlisting>
</sect2>
</sect1>