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chip_ignite/signoff/user_project_wrapper/openlane-signoff/antenna_summary.rpt
Corey Hahn 1fcdc1dd89
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harden: regenerate user_project_wrapper via cf harden (cf_wrapper_v5)
Re-hardened wrapper with chipfoundry-cli (LibreLane) per contest item #3.
Macro ldpc_decoder_top unchanged (Run 6 / antenna_iterative golden) —
wrapper config has SYNTH_ELABORATE_ONLY=true and reuses macro as a
hardened black box.

Results vs wrapper_v4 baseline:
  setup violations:    3402 → 0
  hold violations:    13006 → 0
  antenna nets:        1179 → 23
  Magic + KLayout DRC: clean
  power-grid:          clean
  LVS pin-match:       208 (cosmetic, vssd2 + constant-tied outputs)

Verification:
  cf precheck:                    17/19 pass (FEOL SIGSEGV + LVS pin-match
                                  pre-existing accepted)
  cf verify ldpc_basic --sim gl:  PASS (GPIO=0xAB, decode success)

GDS/DEF/SPEF kept local for cf push.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-01 13:08:51 -06:00

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┏━━━━━━━┳━━━━━━━━━━┳━━━━━━━━━━┳━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━┳━━━━━━━┓
┃ P / R ┃ Partial ┃ Required ┃ Net ┃ Pin ┃ Layer ┃
┡━━━━━━━╇━━━━━━━━━━╇━━━━━━━━━━╇━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━╇━━━━━━━┩
│ 67.36 │ 26942.86 │ 400.00 │ wbs_dat_i[28] │ mprj/wb_dat_i[28] │ met3 │
│ 65.15 │ 26060.83 │ 400.00 │ wbs_dat_i[23] │ mprj/wb_dat_i[23] │ met3 │
│ 62.55 │ 25021.08 │ 400.00 │ wbs_dat_i[19] │ mprj/wb_dat_i[19] │ met3 │
│ 50.50 │ 20198.67 │ 400.00 │ wbs_dat_i[9] │ mprj/wb_dat_i[9] │ met3 │
│ 49.34 │ 19737.84 │ 400.00 │ wbs_dat_i[13] │ mprj/wb_dat_i[13] │ met3 │
│ 46.15 │ 18458.60 │ 400.00 │ wbs_dat_i[27] │ mprj/wb_dat_i[27] │ met3 │
│ 46.10 │ 18440.38 │ 400.00 │ wbs_dat_i[5] │ mprj/wb_dat_i[5] │ met3 │
│ 20.04 │ 8016.76 │ 400.00 │ wbs_adr_i[7] │ mprj/wb_adr_i[7] │ met5 │
│ 15.61 │ 6244.32 │ 400.00 │ wbs_dat_i[29] │ mprj/wb_dat_i[29] │ met3 │
│ 14.91 │ 5963.94 │ 400.00 │ wbs_adr_i[5] │ mprj/wb_adr_i[5] │ met3 │
│ 14.25 │ 5698.16 │ 400.00 │ wbs_adr_i[4] │ mprj/wb_adr_i[4] │ met3 │
│ 13.78 │ 5511.24 │ 400.00 │ wbs_adr_i[3] │ mprj/wb_adr_i[3] │ met3 │
│ 13.31 │ 5324.32 │ 400.00 │ wbs_adr_i[2] │ mprj/wb_adr_i[2] │ met3 │
│ 12.92 │ 5166.60 │ 400.00 │ wbs_adr_i[1] │ mprj/wb_adr_i[1] │ met3 │
│ 10.45 │ 4179.05 │ 400.00 │ wbs_dat_i[2] │ mprj/wb_dat_i[2] │ met5 │
│ 7.38 │ 2950.03 │ 400.00 │ wbs_dat_i[10] │ mprj/wb_dat_i[10] │ met3 │
│ 6.72 │ 2689.52 │ 400.00 │ wbs_dat_i[0] │ mprj/wb_dat_i[0] │ met5 │
│ 6.55 │ 2619.81 │ 400.00 │ wbs_we_i │ mprj/wb_we_i │ met3 │
│ 5.52 │ 2208.00 │ 400.00 │ wbs_stb_i │ mprj/wb_stb_i │ met3 │
│ 4.53 │ 1813.71 │ 400.00 │ wbs_cyc_i │ mprj/wb_cyc_i │ met3 │
│ 3.31 │ 1323.05 │ 400.00 │ wbs_dat_i[1] │ mprj/wb_dat_i[1] │ met3 │
│ 2.97 │ 1188.63 │ 400.00 │ wbs_adr_i[7] │ mprj/wb_adr_i[7] │ met3 │
│ 2.71 │ 1083.56 │ 400.00 │ wbs_dat_i[24] │ mprj/wb_dat_i[24] │ met3 │
│ 1.98 │ 791.51 │ 400.00 │ wbs_adr_i[0] │ mprj/wb_adr_i[0] │ met3 │
└───────┴──────────┴──────────┴───────────────┴───────────────────┴───────┘