sadly, i'm having trouble activating the second cpu.  set ncpu=1 for now.

Reference: /n/atom/patch/applied/bcm2onecpu
Date: Thu Jan  7 00:37:57 CET 2016
Signed-off-by: quanstro@quanstro.net

--- /sys/src/9/bcm/archbcm2.c	Thu Jan  7 00:37:40 2016
+++ /sys/src/9/bcm/archbcm2.c	Thu Jan  7 00:37:41 2016
@@ -133,7 +133,7 @@
 	int n, max;
 	char *p;
 
-	n = 4;
+	n = 1;
 	if(n > MAXMACH)
 		n = MAXMACH;
 	p = getconf("*ncpu");