From c70fd52d0d50dca2f172d318bd34fdea6764d715 Mon Sep 17 00:00:00 2001
From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Fri, 3 Aug 2018 06:15:24 +0100
Subject: [PATCH] set up defaults for mux

---
 src/bsv/peripheral_gen/gpio.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/bsv/peripheral_gen/gpio.py b/src/bsv/peripheral_gen/gpio.py
index be38502..d86c582 100644
--- a/src/bsv/peripheral_gen/gpio.py
+++ b/src/bsv/peripheral_gen/gpio.py
@@ -37,7 +37,8 @@ class gpio(PBase):
     def mkslow_peripheral(self, size=0):
         print "gpioslow", self.peripheral, dir(self.peripheral)
         size = len(self.peripheral.pinspecs)
-        return "MUX#(%d) mux{0} <- mkmux();\n" % size + \
+        dflt = "'b%s" % ("0"*size*2)
+        return "MUX#(%d) mux{0} <- mkmux(%s);\n" % (size, dflt)+ \
                "GPIO#(%d) gpio{0} <- mkgpio();" % size
 
     def mk_connection(self, count, fabricname, typ):
-- 
2.30.2