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nexus: Improve placer config

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Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2020-10-22 15:19:57 +01:00
parent e8e6316f88
commit f749038959
1 changed files with 5 additions and 0 deletions
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5
nexus/arch.cc
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@ -483,6 +483,11 @@ bool Arch::place()
cfg.ioBufTypes.insert(id_SEIO33_CORE); cfg.ioBufTypes.insert(id_SEIO33_CORE);
cfg.ioBufTypes.insert(id_SEIO18_CORE); cfg.ioBufTypes.insert(id_SEIO18_CORE);
cfg.ioBufTypes.insert(id_OSC_CORE); cfg.ioBufTypes.insert(id_OSC_CORE);
cfg.cellGroups.emplace_back();
cfg.cellGroups.back().insert(id_OXIDE_COMB);
cfg.cellGroups.back().insert(id_OXIDE_FF);
cfg.beta = 0.7;
cfg.criticalityExponent = 7; cfg.criticalityExponent = 7;
if (!placer_heap(getCtx(), cfg)) if (!placer_heap(getCtx(), cfg))
return false; return false;