Add default case statements to avoid inferring latches

rtl/axis_demux.py

@@ -129,6 +129,10 @@ always @* begin
             current_output_tready = output_{{p}}_axis_tready;
         end
 {%- endfor %}
+        default: begin
+            current_output_tvalid = 1'b0;
+            current_output_tready = 1'b0;
+        end
     endcase
 end
 

rtl/axis_demux_4.v

@@ -116,6 +116,10 @@ always @* begin
             current_output_tvalid = output_3_axis_tvalid;
             current_output_tready = output_3_axis_tready;
         end
+        default: begin
+            current_output_tvalid = 1'b0;
+            current_output_tready = 1'b0;
+        end
     endcase
 end
 

rtl/axis_demux_64.py

@@ -133,6 +133,10 @@ always @* begin
             current_output_tready = output_{{p}}_axis_tready;
         end
 {%- endfor %}
+        default: begin
+            current_output_tvalid = 1'b0;
+            current_output_tready = 1'b0;
+        end
     endcase
 end
 

rtl/axis_demux_64_4.v

@@ -123,6 +123,10 @@ always @* begin
             current_output_tvalid = output_3_axis_tvalid;
             current_output_tready = output_3_axis_tready;
         end
+        default: begin
+            current_output_tvalid = 1'b0;
+            current_output_tready = 1'b0;
+        end
     endcase
 end
 

rtl/axis_mux.py

@@ -127,6 +127,7 @@ always @* begin
 {%- for p in ports %}
         {{w}}'d{{p}}: selected_input_tvalid = input_{{p}}_axis_tvalid;
 {%- endfor %}
+        default: selected_input_tvalid = 1'b0;
     endcase
 end
 
@@ -147,6 +148,13 @@ always @* begin
             current_input_tuser = input_{{p}}_axis_tuser;
         end
 {%- endfor %}
+        default: begin
+            current_input_tdata = {DATA_WIDTH{1'b0}};
+            current_input_tvalid = 1'b0;
+            current_input_tready = 1'b0;
+            current_input_tlast = 1'b0;
+            current_input_tuser = 1'b0;
+        end
     endcase
 end
 

rtl/axis_mux_4.v

@@ -109,6 +109,7 @@ always @* begin
         2'd1: selected_input_tvalid = input_1_axis_tvalid;
         2'd2: selected_input_tvalid = input_2_axis_tvalid;
         2'd3: selected_input_tvalid = input_3_axis_tvalid;
+        default: selected_input_tvalid = 1'b0;
     endcase
 end
 
@@ -148,6 +149,13 @@ always @* begin
             current_input_tlast = input_3_axis_tlast;
             current_input_tuser = input_3_axis_tuser;
         end
+        default: begin
+            current_input_tdata = {DATA_WIDTH{1'b0}};
+            current_input_tvalid = 1'b0;
+            current_input_tready = 1'b0;
+            current_input_tlast = 1'b0;
+            current_input_tuser = 1'b0;
+        end
     endcase
 end
 

rtl/axis_mux_64.py

@@ -131,6 +131,7 @@ always @* begin
 {%- for p in ports %}
         {{w}}'d{{p}}: selected_input_tvalid = input_{{p}}_axis_tvalid;
 {%- endfor %}
+        default: selected_input_tvalid = 1'b0;
     endcase
 end
 
@@ -153,6 +154,14 @@ always @* begin
             current_input_tuser = input_{{p}}_axis_tuser;
         end
 {%- endfor %}
+        default: begin
+            current_input_tdata = {DATA_WIDTH{1'b0}};
+            current_input_tkeep = {KEEP_WIDTH{1'b0}};
+            current_input_tvalid = 1'b0;
+            current_input_tready = 1'b0;
+            current_input_tlast = 1'b0;
+            current_input_tuser = 1'b0;
+        end
     endcase
 end
 

rtl/axis_mux_64_4.v

@@ -116,6 +116,7 @@ always @* begin
         2'd1: selected_input_tvalid = input_1_axis_tvalid;
         2'd2: selected_input_tvalid = input_2_axis_tvalid;
         2'd3: selected_input_tvalid = input_3_axis_tvalid;
+        default: selected_input_tvalid = 1'b0;
     endcase
 end
 
@@ -160,6 +161,14 @@ always @* begin
             current_input_tlast = input_3_axis_tlast;
             current_input_tuser = input_3_axis_tuser;
         end
+        default: begin
+            current_input_tdata = {DATA_WIDTH{1'b0}};
+            current_input_tkeep = {KEEP_WIDTH{1'b0}};
+            current_input_tvalid = 1'b0;
+            current_input_tready = 1'b0;
+            current_input_tlast = 1'b0;
+            current_input_tuser = 1'b0;
+        end
     endcase
 end