sdk-manual: Updates to section on obtaining the SDK

Updated the example to more current information.

(From yocto-docs rev: 6952824473f820cbe6d02cba9523c023652f68e3)

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

documentation/sdk-manual/sdk-appendix-obtain.xml

@@ -277,6 +277,9 @@
                 <para>The pre-built root filesystem image files
                 follow these naming conventions:
                 <literallayout class='monospaced'>
+<!--
+     core-image-<replaceable>profile</replaceable>-<replaceable>arch</replaceable>-<replaceable>date_time</replaceable>.rootfs.tar.bz2
+-->
      core-image-<replaceable>profile</replaceable>-<replaceable>arch</replaceable>.tar.bz2
 
      Where:
@@ -287,9 +290,12 @@
                    "Images" chapter in the Yocto Project Reference Manual.
 
          <replaceable>arch</replaceable> is a string representing the target architecture:
-                beaglebone, edgerouter, genericx86, genericx86-64, mpc8315e-rdb,
-                qemuarm, qemuarm64, qemumips, qemumips64, qemuppc, qemux86, or
-                qemux86-64.
+                   beaglebone, edgerouter, genericx86, genericx86-64, mpc8315e-rdb,
+                   and several versions for qemu*.
+
+<!-->
+         <replaceable>date_time</replaceable> is a date and time stamp.
+-->
 
                 </literallayout>
                 The root filesystems provided by the Yocto Project are based
@@ -302,7 +308,7 @@
                 <filename>core-image-minimal</filename> image, you need
                 to download the following root filesystem image file:
                 <literallayout class='monospaced'>
-     core-image-minimal-beaglebone.tar.bz2
+     core-image-minimal-beaglebone-yocto.tar.bz2
                 </literallayout>
                 </para></listitem>
             <listitem><para>
@@ -315,8 +321,8 @@
                 which you installed the toolchain (e.g.
                 <filename>poky_sdk</filename>).</para>
 
-                <para>Following is an example for the Core2 64-bit
-                architecture:
+                <para>Following is an example for the BeagleBone Board
+                previously shown:
                 <literallayout class='monospaced'>
      $ source ~/poky_sdk/environment-setup-core2-64-poky-linux
                 </literallayout>