From d3f1112580b1920cae8684d95e0c5eb65c785efe Mon Sep 17 00:00:00 2001
From: David Shah <davey1576@gmail.com>
Date: Sun, 10 Jun 2018 17:20:29 +0200
Subject: Improving 5k support

Signed-off-by: David Shah <davey1576@gmail.com>
---
 ice40/chip.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'ice40/chip.h')

diff --git a/ice40/chip.h b/ice40/chip.h
index cedc89b6..760ef3b1 100644
--- a/ice40/chip.h
+++ b/ice40/chip.h
@@ -586,6 +586,11 @@ struct Chip
     bool checkPipAvail(PipId pip) const
     {
         assert(pip != PipId());
+        if (args.type == ChipArgs::UP5K) {
+            int x = chip_info.pip_data[pip.index].x;
+            if (x == 0 || x == (chip_info.width - 1))
+                return false;
+        }
         return !switches_locked[chip_info.pip_data[pip.index].switch_index];
     }
 
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