dev-manual: Updated "Enabling Runtime Tests on QEMU"

Fixes [YOCTO #12517]

Added some qualifying information for how to generate a list of tap
devices to enable runtime tests on QEMU.

(From yocto-docs rev: 4359a355944f6cf4ec1e14ecbedc690ef37ff743)

Signed-off-by: Scott Rifenbark <srifenbark@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 19 insertions, 0 deletions

diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 11eb274965..61ed8f1cee 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -10960,6 +10960,25 @@ Some notes from Cal:
                                     which should generate a list of tap devices.
                                     This is the option typically chosen for
                                     Autobuilder-type environments.
+                                    <note><title>Notes</title>
+                                        <itemizedlist>
+                                            <listitem><para>
+                                                Be sure to use an absolute path
+                                                when calling this script
+                                                with sudo.
+                                                </para></listitem>
+                                            <listitem><para>
+                                                The package recipe
+                                                <filename>qemu-helper-native</filename>
+                                                is required to run this script.
+                                                Build the package using the
+                                                following command:
+                                                <literallayout class='monospaced'>
+     $ bitbake qemu-helper-native
+                                                </literallayout>
+                                                </para></listitem>
+                                        </itemizedlist>
+                                    </note>
                                     </para></listitem>
                             </itemizedlist></para></listitem>
                         <listitem><para><emphasis>Set the