From 32b0d64c91ac2830e6526f1a020c9402fb208ad0 Mon Sep 17 00:00:00 2001
From: Tobias Platen <tplaten@posteo.de>
Date: Tue, 25 May 2021 21:00:41 +0200
Subject: [PATCH] test_ldst_pi.py: fix race condition causing early stop

---
 src/soc/experiment/test/test_ldst_pi.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/soc/experiment/test/test_ldst_pi.py b/src/soc/experiment/test/test_ldst_pi.py
index 6574de6e..f77121d0 100644
--- a/src/soc/experiment/test/test_ldst_pi.py
+++ b/src/soc/experiment/test/test_ldst_pi.py
@@ -38,6 +38,7 @@ def wb_get(wb, mem):
     """
 
     global stop
+    assert(stop==False)
 
     while not stop:
         while True: # wait for dc_valid
@@ -155,6 +156,9 @@ def ldst_sim(dut):
 
 def setup_mmu():
 
+    global stop
+    stop = False
+
     pspec = TestMemPspec(ldst_ifacetype='mmu_cache_wb',
                          imem_ifacetype='',
                          addr_wid=48,
-- 
2.30.2