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| author | David Shah <dave@ds0.me> | 2019-06-21 10:55:23 +0100 |
|---|---|---|
| committer | David Shah <dave@ds0.me> | 2019-06-21 10:55:23 +0100 |
| commit | df8688c227706c88c908c94988b188d686d1c09b (patch) | |
| tree | 11d5caf948d3dcb0d5f26b2509be1ddd53d7633e /ecp5/arch.h | |
| parent | 7ae64b9477aa98f8f76c3fd23eb9f551758b0d6b (diff) | |
| download | nextpnr-df8688c227706c88c908c94988b188d686d1c09b.tar.gz nextpnr-df8688c227706c88c908c94988b188d686d1c09b.tar.bz2 nextpnr-df8688c227706c88c908c94988b188d686d1c09b.zip | |
ecp5: Delay tweaking for lower speed grades
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'ecp5/arch.h')
| -rw-r--r-- | ecp5/arch.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ecp5/arch.h b/ecp5/arch.h index 3de06a42..cee071e7 100644 --- a/ecp5/arch.h +++ b/ecp5/arch.h @@ -942,7 +942,7 @@ struct Arch : BaseCtx delay_t estimateDelay(WireId src, WireId dst) const; delay_t predictDelay(const NetInfo *net_info, const PortRef &sink) const; delay_t getDelayEpsilon() const { return 20; } - delay_t getRipupDelayPenalty() const { return 400; } + delay_t getRipupDelayPenalty() const; float getDelayNS(delay_t v) const { return v * 0.001; } DelayInfo getDelayFromNS(float ns) const { |