Add tileconnwire.py utils script

Signed-off-by: Clifford Wolf <clifford@clifford.at>

utils/tileconnwire.py

@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+import os, sys, json
+
+if len(sys.argv) != 3:
+    print("Usage example: python3 %s HCLK_R HCLK_SW6E3" % sys.argv[0])
+    sys.exit(1)
+
+with open("%s/%s/tileconn.json" % (os.getenv("XRAY_DATABASE_DIR"), os.getenv("XRAY_DATABASE")), "r") as f:
+    tileconn = json.load(f)
+
+outdata = list()
+max_tiletype_len = 1
+
+for entry in tileconn:
+    if entry["tile_types"][0] == sys.argv[1]:
+        this_idx, other_idx = 0, 1
+        delta_x, delta_y = entry["grid_deltas"]
+    elif entry["tile_types"][1] == sys.argv[1]:
+        this_idx, other_idx = 1, 0
+        delta_x, delta_y = -entry["grid_deltas"][0], -entry["grid_deltas"][1]
+    else:
+        continue
+
+    for wire_pair in entry["wire_pairs"]:
+        if wire_pair[this_idx] != sys.argv[2]:
+            continue
+
+        outdata.append((delta_x, delta_y, entry["tile_types"][other_idx], wire_pair[other_idx]))
+        max_tiletype_len = max(max_tiletype_len, len(entry["tile_types"][other_idx]))
+
+for entry in outdata:
+    print("%3d %3d  %-*s  %s" % (entry[0], entry[1], max_tiletype_len, entry[2], entry[3]))
+