X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=man%2Fsystemd-debug-generator.xml;h=5d2dbe2cd5f284a0ed613e19bb707a50973e306f;hb=eea10b26f78806d7b244af7d37f75fd567c69610;hp=d5cf4109b0a7c4daee6a0981fc6b6ac0e802cdba;hpb=3177e14c4dc88b8b0d7f03b406953247009c7fb8;p=thirdparty%2Fsystemd.git

diff --git a/man/systemd-debug-generator.xml b/man/systemd-debug-generator.xml
index d5cf4109b0a..5d2dbe2cd5f 100644
--- a/man/systemd-debug-generator.xml
+++ b/man/systemd-debug-generator.xml
@@ -1,9 +1,11 @@
 <?xml version="1.0"?>
 <!--*-nxml-*-->
-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
-<!--
-  SPDX-License-Identifier: LGPL-2.1+
--->
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
+<!ENTITY % entities SYSTEM "custom-entities.ent" >
+%entities;
+]>
+<!-- SPDX-License-Identifier: LGPL-2.1-or-later -->
 <refentry id="systemd-debug-generator">
 
   <refentryinfo>
@@ -33,27 +35,39 @@
     that reads the kernel command line and understands three
     options:</para>
 
-    <para>If the <option>systemd.mask=</option> option is specified
-    and followed by a unit name, this unit is masked for the runtime,
-    similar to the effect of
+    <para>If the <option>systemd.mask=</option> or <option>rd.systemd.mask=</option>
+    option is specified and followed by a unit name, this unit is
+    masked for the runtime (i.e. for this session — from boot to shutdown), similarly to the effect of
     <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>'s
     <command>mask</command> command. This is useful to boot with
     certain units removed from the initial boot transaction for
-    debugging system startup. May be specified more than once.</para>
+    debugging system startup. May be specified more than once.
+    <option>rd.systemd.mask=</option> is honored only by initial
+    RAM disk (initrd) while <option>systemd.mask=</option> is
+    honored only in the main system.</para>
 
-    <para>If the <option>systemd.wants=</option> option is specified
+    <para>If the <option>systemd.wants=</option> or
+    <option>rd.systemd.wants=</option> option is specified
     and followed by a unit name, a start job for this unit is added to
     the initial transaction. This is useful to start one or more
-    additional units at boot. May be specified more than once.</para>
+    additional units at boot. May be specified more than once.
+    <option>rd.systemd.wants=</option> is honored only by initial
+    RAM disk (initrd) while <option>systemd.wants=</option> is
+    honored only in the main system.</para>
 
-    <para>If the <option>systemd.debug_shell</option> option is
+    <para>If the <option>systemd.debug_shell</option> or
+    <option>rd.systemd.debug_shell</option> option is
     specified, the debug shell service
     <literal>debug-shell.service</literal> is pulled into the boot
-    transaction. It will spawn a debug shell on tty9 during early
-    system startup. Note that the shell may also be turned on
-    persistently by enabling it with
+    transaction and a debug shell will be spawned during early boot.
+    By default, <filename>&DEBUGTTY;</filename> is used, but a specific tty can also be set,
+    either with or without the <filename>/dev/</filename> prefix.
+    Note that the shell may also be turned on persistently by enabling it with
     <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>'s
-    <command>enable</command> command.</para>
+    <command>enable</command> command.
+    <option>rd.systemd.debug_shell=</option> is honored only by initial
+    RAM disk (initrd) while <option>systemd.debug_shell</option> is
+    honored only in the main system.</para>
 
     <para><filename>systemd-debug-generator</filename> implements
     <citerefentry><refentrytitle>systemd.generator</refentrytitle><manvolnum>7</manvolnum></citerefentry>.</para>
@@ -61,11 +75,11 @@
 
   <refsect1>
     <title>See Also</title>
-    <para>
-      <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
-      <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
-      <citerefentry><refentrytitle>kernel-command-line</refentrytitle><manvolnum>7</manvolnum></citerefentry>
-    </para>
+    <para><simplelist type="inline">
+      <member><citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry></member>
+      <member><citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry></member>
+      <member><citerefentry><refentrytitle>kernel-command-line</refentrytitle><manvolnum>7</manvolnum></citerefentry></member>
+    </simplelist></para>
   </refsect1>
 
 </refentry>