40 lines
1.1 KiB
YAML
40 lines
1.1 KiB
YAML
# Override configurations in ../example-sky130.yml
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# Specify clock signals
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# Relax the clock period for OpenROAD to meet timing
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vlsi.inputs.clocks: [
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{name: "clock_clock", period: "50ns", uncertainty: "2ns"}
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]
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# Flow parameters that yield a routable design with reasonable timing
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par.openroad:
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timing_driven: true # set to false to drastically speed up runs
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create_archive_mode: none
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write_reports: true # set to false to slightly speed up runs
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floorplan_mode: generate
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macro_placement.halo: [50, 50]
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global_placement.timing_driven: true
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global_placement.routability_driven: true
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global_placement.placement_padding: 6
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detailed_placement.placement_padding: 4
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clock_tree.placement_padding: 2
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clock_tree_resize.placement_padding: 0
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clock_tree_resize.setup_margin: 0.0
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clock_tree_resize.hold_margin: 0.20
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global_route_resize.hold_margin: 0.60
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clock_tree_resize.hold_max_buffer_percent: 80
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global_placement.routing_adjustment: 0.5
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global_route.routing_adjustment: 0.3
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global_route_resize.routing_adjustment: 0.2
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# DRC/LVS configuration
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drc.magic.generate_only: true
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lvs.netgen.generate_only: true
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