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Basic Netlist ECO Flow
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Isolate the working spots by
collecting all related nets and gates
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Add/delete/replace gates,
disconnect/connect nets, add/delete ports in GUI mode
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Or instead of GUI mode, create
GofCall ECO script
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Write out the result and verify the
ECO operations
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Use Logic Equivalent Tool to confirm
RTL matching the ECO netlist
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Debug the failing points
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Advanced Netlist ECO Flow, part
1, Script
programming to modify netlists
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Why do script programming for netlist?
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GofCall APIs provide interface with
netlist
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Perl compatible scripts
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Highly automated process compared
with Design Compiler TCL script
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Advanced Netlist ECO Flow, part
2, Logic Cone ECO
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Find out the diff points in
ECO netlist and reference netlist
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Create
Logic Cone ECO script
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Apply the ECO script
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Timing closure
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Fix setup violation
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Fix hold violation
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Power gating implementation and
verification
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What is power gating?
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What should be done to power down
partitions?
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How to verify power implementation?
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