Update boot instructions for PReP machines based on a patch from Ulrich Teichert (#405705)

1 files changed, 6 insertions, 3 deletions

diff --git a/en/boot-installer/powerpc.xml b/en/boot-installer/powerpc.xml
index 434973f98..240f49ff2 100644
--- a/en/boot-installer/powerpc.xml
+++ b/en/boot-installer/powerpc.xml
@@ -8,8 +8,8 @@
 <para>
 
 Currently, the only &arch-title; subarchitectures that support CD-ROM
-booting are PReP and New World PowerMacs. On PowerMacs, hold the
-<keycap>c</keycap> key, or else the combination of
+booting are PReP (though not all systems) and New World PowerMacs.
+On PowerMacs, hold the <keycap>c</keycap> key, or else the combination of
 <keycap>Command</keycap>, <keycap>Option</keycap>,
 <keycap>Shift</keycap>, and <keycap>Delete</keycap>
 keys together while booting to boot from the CD-ROM.
@@ -189,7 +189,10 @@ boot monitor (see <xref linkend="invoking-openfirmware"/>) and
 use the command <command>boot enet:0</command>.  PReP and CHRP boxes
 may have different ways of addressing the network.  On a PReP machine,
 you should try
-<userinput>boot <replaceable>server_ipaddr</replaceable>,<replaceable>file</replaceable>,<replaceable>client_ipaddr</replaceable></userinput>.
+<userinput>boot net:<replaceable>server_ipaddr</replaceable>,<replaceable>file</replaceable>,<replaceable>client_ipaddr</replaceable></userinput>.
+On some PReP systems (e.g. Motorola PowerStack machines) the command
+<userinput>help boot</userinput> may give a description of syntax and
+available options.
 
 </para>
   </sect2>