--- wikisrc/ports/xen/howto.mdwn	2014/12/27 00:04:00	1.54
+++ wikisrc/ports/xen/howto.mdwn	2014/12/27 00:15:40	1.55
@@ -407,10 +407,36 @@ and adjusts /etc.
 Note that one must update both the non-Xen kernel typically used for
 rescue purposes and the DOM0 kernel used with Xen.
 
-To convert from grub to /boot, install an mbr bootblock with fdisk,
-bootxx_ with installboot, /boot and /boot.cfg.  This really should be
-no different than completely reinstalling boot blocks on a non-Xen
-system.
+Converting from grub to /boot
+-----------------------------
+
+These instructions were [TODO: will be] used to convert a system from
+grub to /boot.  The system was originally installed in February of
+2006 with a RAID1 setup and grub to boot Xen 2, and has been updated
+over time.  Before these commands, it was running NetBSD 6 i386, Xen
+4.1 and grub, much like the message linked earlier in the grub
+section.
+
+        # Install mbr bootblocks on both disks. 
+        fdisk -i /dev/rwd0d
+        fdisk -i /dev/rwd1d
+        # Install NetBSD primary boot loader (/ is FFSv1) into RAID1 components.
+        installboot -v /dev/rwd0d /usr/mdec/bootxx_ffsv1
+        installboot -v /dev/rwd1d /usr/mdec/bootxx_ffsv1
+        # Install secondary boot loader
+        cp -p /usr/mdec/boot /
+        # Create boog.cfg following earlier guidance:
+        menu=Xen:load /netbsd-XEN3PAE_DOM0.gz console=pc;multiboot /xen.gz dom0_mem=256M
+        menu=Xen.ok:load /netbsd-XEN3PAE_DOM0.ok.gz console=pc;multiboot /xen.ok.gz dom0_mem=256M
+        menu=GENERIC:boot
+        menu=GENERIC single-user:boot -s
+        menu=GENERIC.ok:boot netbsd.ok
+        menu=GENERIC.ok single-user:boot netbsd.ok -s
+        menu=Drop to boot prompt:prompt
+        default=1
+        timeout=30
+
+TODO: actually do this and fix it if necessary.
 
 Updating Xen versions
 ---------------------