--- wikisrc/ports/xen/howto.mdwn	2016/12/29 19:32:51	1.138
+++ wikisrc/ports/xen/howto.mdwn	2017/01/04 10:25:16	1.139
@@ -435,11 +435,16 @@ example.  The basic line is
 which specifies that the dom0 should have 256M, leaving the rest to be
 allocated for domUs.  To use a serial console, use
 
-        menu=Xen:load /netbsd-XEN3_DOM0.gz console=com0;multiboot /xen.gz dom0_mem=256M console=com1 com1=9600,8n1
+        menu=Xen:load /netbsd-XEN3_DOM0.gz;multiboot /xen.gz dom0_mem=256M console=com1 com1=9600,8n1
 
 which will use the first serial port for Xen (which counts starting
-from 1), forcing speed/parity, and also for NetBSD (which counts
-starting at 0).  In an attempt to add performance, one can also add
+from 1, unlike NetBSD which counts starting from 0), forcing
+speed/parity.  Because the NetBSD command line lacks a
+"console=pc" argument, it will use the default "xencons" console device,
+which directs the console I/O through Xen to the same console device Xen
+itself uses (in this case, the serial port).
+
+In an attempt to add performance, one can also add
 
         dom0_max_vcpus=1 dom0_vcpus_pin