gateware

commit 1ddac262ea0a789d650a292652067070417a105f
parent 4d15b93441b068dab804cf45b613d9e2a7d91aa3
Author: Brian Swetland <swetland@frotz.net>
Date:   Sat, 17 Nov 2018 10:57:30 -0800

chardata: correctly init state machine state

Otherwise arachne-pnr goes ahead and converts these to one-hot,
leaving them default-init'ed to 0 and nothing works...

Diffstat:
M
hdl/vga/chardata.v
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hdl/vga/chardata.v b/hdl/vga/chardata.v
@@ -38,7 +38,7 @@ chardata chardata(
 
 reg [7:0] cdata, next_cdata;
 reg [3:0] bitcount, next_bitcount;
-reg [1:0] state, next_state;
+reg [1:0] state = 2'h0, next_state;
 
 always @(*) begin
 	next_bitcount = bitcount;
@@ -102,7 +102,7 @@ module chardata(
 reg [7:0] pattern_rom [0:1023];
 reg [2:0] pline, next_pline;
 
-reg [1:0] state, next_state;
+reg [1:0] state = `SWAIT, next_state;
 reg [10:0] next_addr;
 reg [7:0] next_cdata;