Route SW through CPLD to Pi

Change-Id: I467e7a5b4df797d0770dce132d007cfe2c63234f

vhdl/RGBtoHDMI.ucf

@@ -16,6 +16,7 @@ NET "SW"        LOC = "P18";       # input
 NET "mode7"     LOC = "P19";       # input
 NET "sp_clk"    LOC = "P1";        # input
 NET "sp_data"   LOC = "P2";        # input
+NET  "SWout"    LOC = "P3";        # output
 
 NET "quad(0)"   LOC = "P37";       # output
 NET "quad(1)"   LOC = "P36";       # output

vhdl/RGBtoHDMI.vhdl

@@ -31,6 +31,7 @@ entity RGBtoHDMI is
         quad:      out   std_logic_vector(11 downto 0);
         psync:     out   std_logic;
         csync:     out   std_logic;
+        SWout:     out   std_logic;
 
         -- Test
         SW:        in    std_logic;
@@ -196,4 +197,6 @@ begin
 
     LED2 <= led_counter(led_counter'left);
 
+    SWOut <= SW;
+
 end Behavorial;