1 files changed, 0 insertions, 58 deletions

diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index 1351991985..ccab5e68ab 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -319,64 +319,6 @@
     </para>
 </section>
 
-<section id='ref-classes-boot-directdisk'>
-    <title><filename>boot-directdisk.bbclass</filename></title>
-
-    <para>
-        The <filename>boot-directdisk</filename> class
-        creates an image that can be placed directly onto a hard disk using
-        <filename>dd</filename> and then booted.
-        The image uses SYSLINUX.
-    </para>
-
-    <para>
-        The end result is a 512 boot sector populated with a
-        Master Boot Record (MBR) and partition table followed by an MSDOS
-        FAT16 partition containing SYSLINUX and a Linux kernel completed by
-        the <filename>ext2</filename> and <filename>ext3</filename>
-        root filesystems.
-    </para>
-</section>
-
-<section id='ref-classes-bootimg'>
-    <title><filename>bootimg.bbclass</filename></title>
-
-    <para>
-        The <filename>bootimg</filename> class creates a bootable
-        image using SYSLINUX, your kernel, and an optional initial RAM disk
-        (<filename>initrd</filename>).
-    </para>
-
-    <para>
-        When you use this class, two things happen:
-        <itemizedlist>
-            <listitem><para>
-                A <filename>.hddimg</filename> file is created.
-                This file is an MSDOS filesystem that contains SYSLINUX,
-                a kernel, an <filename>initrd</filename>, and a root filesystem
-                image.
-                All three of these can be written to hard drives directly and
-                also booted on a USB flash disks using <filename>dd</filename>.
-                </para></listitem>
-            <listitem><para>
-                A CD <filename>.iso</filename> image is created.
-                When this file is booted, the <filename>initrd</filename>
-                boots and processes the label selected in SYSLINUX.
-                Actions based on the label are then performed (e.g. installing
-                to a hard drive).</para></listitem>
-        </itemizedlist>
-    </para>
-
-    <para>
-        The <filename>bootimg</filename> class supports the
-        <link linkend='var-INITRD'><filename>INITRD</filename></link>,
-        <link linkend='var-NOISO'><filename>NOISO</filename></link>,
-        <link linkend='var-NOHDD'><filename>NOHDD</filename></link>, and
-        <link linkend='var-ROOTFS'><filename>ROOTFS</filename></link>
-        variables.
-    </para>
-</section>
-
 <section id='ref-classes-bugzilla'>
     <title><filename>bugzilla.bbclass</filename></title>