1 files changed, 37 insertions, 0 deletions
diff --git a/host/utils/rfnoc/templates/modules/drive_unused_ports.v.mako b/host/utils/rfnoc/templates/modules/drive_unused_ports.v.mako
new file mode 100644
index 000000000..e6df532f0
--- /dev/null
+++ b/host/utils/rfnoc/templates/modules/drive_unused_ports.v.mako
@@ -0,0 +1,37 @@
+<%page args="connections, blocks, block_descs, seps"/>\
+\
+<%
+  sources = []
+  destinations = []
+  for connection in connections:
+    sources.append((connection["srcblk"], connection["srcport"]))
+    destinations.append((connection["dstblk"], connection["dstport"]))
+%>\
+%for sep in seps:
+  %for input in range(seps[sep]["num_data_i"]):
+    %if not (sep, "in%d" % (input)) in destinations:
+  assign s_${sep}_in${input}_tdata  =  'h0;
+  assign s_${sep}_in${input}_tlast  = 1'b0;
+  assign s_${sep}_in${input}_tvalid = 1'b0;
+    %endif
+  %endfor
+  %for output in range(seps[sep]["num_data_o"]):
+    %if not (sep, "out%d" % (output)) in sources:
+  assign m_${sep}_out${output}_tready = 1'b1;
+    %endif
+  %endfor
+%endfor
+%for block in blocks:
+  %for input in block_descs[blocks[block]["block_desc"]].data["inputs"]:
+    %if not (block, input) in destinations:
+  assign s_${block}_${input}_tdata  = ${block_descs[blocks[block]["block_desc"]].chdr_width}'h0;
+  assign s_${block}_${input}_tlast  = 1'b0;
+  assign s_${block}_${input}_tvalid = 1'b0;
+    %endif
+  %endfor
+  %for output in block_descs[blocks[block]["block_desc"]].data["outputs"]:
+    %if not (block, output) in sources:
+  assign m_${block}_${output}_tready = 1'b1;
+    %endif
+  %endfor
+%endfor