add files for seal ring

mag/advSeal_6um_gen.mag

@@ -0,0 +1,25 @@
+magic
+tech sky130A
+timestamp 1584566829
+use seal_ring_corner_abstract seal_ring_corner_abstract_0
+timestamp 1584566221
+transform 1 0 0 0 1 0
+box 0 0 180000 260000
+use seal_ring_corner_abstract seal_ring_corner_abstract_3
+timestamp 1584566221
+transform -1 0 360000 0 1 0
+box 0 0 180000 260000
+use seal_ring_corner_abstract seal_ring_corner_abstract_1
+timestamp 1584566221
+transform 1 0 0 0 -1 520000
+box 0 0 180000 260000
+use seal_ring_corner_abstract seal_ring_corner_abstract_2
+timestamp 1584566221
+transform -1 0 360000 0 -1 520000
+box 0 0 180000 260000
+<< properties >>
+string LEFview no_prefix
+string GDS_FILE ../gds/advSeal_6um_gen.gds
+string GDS_START 0
+string FIXED_BBOX 0 0 360000 520000
+<< end >>

mag/seal_ring_corner_abstract.mag

@@ -0,0 +1,35 @@
+magic
+tech sky130A
+timestamp 1605459841
+<< psubdiff >>
+rect 145 1334 199 260000
+rect 299 1334 355 260000
+rect 145 1197 355 1334
+rect 145 1037 531 1197
+rect 145 998 652 1037
+rect 253 900 652 998
+rect 355 797 792 900
+rect 453 795 792 797
+rect 453 690 900 795
+rect 565 652 900 690
+rect 565 582 1049 652
+rect 663 523 1049 582
+rect 663 480 1197 523
+rect 775 366 1197 480
+rect 862 355 1197 366
+rect 862 299 180000 355
+rect 862 270 1511 299
+rect 985 199 1511 270
+rect 985 145 180000 199
+<< psubdiffcont >>
+rect 199 1334 299 260000
+rect 1511 199 180000 299
+<< locali >>
+rect 199 1214 299 1334
+rect 100 100 500 500
+rect 1437 199 1511 299
+<< metal1 >>
+rect 275 325 325 420
+rect 180 275 420 325
+rect 275 180 325 275
+<< end >>