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+# Max delays from https://github.com/SymbiFlow/prjxray-db/blob/82bf5f158cd8e9a11ac4d04f1aeef48ed1a528a5/artix7/timings/CLBLL_L.sdf
+# and https://github.com/SymbiFlow/prjxray-db/blob/82bf5f158cd8e9a11ac4d04f1aeef48ed1a528a5/artix7/tile_type_CLBLL_L.json
+
+# K area delay
+1 1 127
+2 2 127 238
+3 3 127 238 407
+4 3 127 238 407 472
+5 3 127 238 407 472 631
+6 5 127 238 407 472 631 642
+ # F7AMUX + F7BMUX / 2
+7 10 286 413 524 693 758 917 928
+ # F8MUX
+ # F8MUX+F7MUX
+8 20 273 559 686 797 966 1031 1190 1201