From 07e265868b49447b600c6c3da9f042c593f467f3 Mon Sep 17 00:00:00 2001
From: David Shah <dave@ds0.me>
Date: Sun, 4 Nov 2018 14:03:33 +0000
Subject: archapi: Add getDelayFromNS to improve timing algorithm portability

Signed-off-by: David Shah <dave@ds0.me>
---
 ice40/arch.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'ice40')

diff --git a/ice40/arch.h b/ice40/arch.h
index ff2f7e4c..80fcf761 100644
--- a/ice40/arch.h
+++ b/ice40/arch.h
@@ -775,6 +775,12 @@ struct Arch : BaseCtx
     delay_t getDelayEpsilon() const { return 20; }
     delay_t getRipupDelayPenalty() const { return 200; }
     float getDelayNS(delay_t v) const { return v * 0.001; }
+    DelayInfo getDelayFromNS(float ns) const
+    {
+        DelayInfo del;
+        del.delay = delay_t(ns * 1000);
+        return del;
+    }
     uint32_t getDelayChecksum(delay_t v) const { return v; }
     bool getBudgetOverride(const NetInfo *net_info, const PortRef &sink, delay_t &budget) const;
 
-- 
cgit v1.2.3