From 9494e84b0c38718bec7eafcc842fb893fc99e98e Mon Sep 17 00:00:00 2001
From: Nayiri K <nayiri@berkeley.edu>
Date: Wed, 28 Sep 2022 19:00:51 -0700
Subject: [PATCH] adding basic floorplan to default sky130

---
 vlsi/example-sky130.yml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/vlsi/example-sky130.yml b/vlsi/example-sky130.yml
index 1fa8a1e9..ebfc1ae4 100644
--- a/vlsi/example-sky130.yml
+++ b/vlsi/example-sky130.yml
@@ -26,6 +26,20 @@ vlsi.inputs.clocks: [
 # Generate Make include to aid in flow 
 vlsi.core.build_system: make
 
+# Placement Constraints
+vlsi.inputs.placement_constraints:
+  - path: "ChipTop"
+    type: toplevel
+    x: 0
+    y: 0
+    width: 3500
+    height: 2500
+    margins:
+      left: 10
+      right: 10
+      top: 10
+      bottom: 10
+
 # Power Straps
 par.power_straps_mode: generate
 par.generate_power_straps_method: by_tracks