From 264b1e6c5735b9981cd10f8ab8c0b48b2ec0d4b9 Mon Sep 17 00:00:00 2001
From: Erik Kooistra <kooistra@astron.nl>
Date: Wed, 11 May 2016 07:54:27 +0000
Subject: [PATCH] Made tb self stopping.
---
libraries/base/util/tb/vhdl/tb_util_heater.vhd | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/libraries/base/util/tb/vhdl/tb_util_heater.vhd b/libraries/base/util/tb/vhdl/tb_util_heater.vhd
index 6ddc4feb66..8555e7e537 100644
--- a/libraries/base/util/tb/vhdl/tb_util_heater.vhd
+++ b/libraries/base/util/tb/vhdl/tb_util_heater.vhd
@@ -51,6 +51,7 @@ ARCHITECTURE tb OF tb_util_heater IS
CONSTANT c_reg_nof_words : NATURAL := 2; -- derived from c_nof_mac4 / c_word_w
+ SIGNAL tb_end : STD_LOGIC := '0';
SIGNAL mm_rst : STD_LOGIC;
SIGNAL mm_clk : STD_LOGIC := '0';
SIGNAL st_rst : STD_LOGIC;
@@ -62,10 +63,10 @@ ARCHITECTURE tb OF tb_util_heater IS
BEGIN
-- as 10
- -- run 20 us
+ -- run -all
- mm_clk <= NOT mm_clk AFTER mm_clk_period/2;
- st_clk <= NOT st_clk AFTER st_clk_period/2;
+ mm_clk <= NOT mm_clk OR tb_end AFTER mm_clk_period/2;
+ st_clk <= NOT st_clk OR tb_end AFTER st_clk_period/2;
mm_rst <= '1', '0' AFTER mm_clk_period*5;
st_rst <= '1', '0' AFTER st_clk_period*5;
@@ -99,6 +100,8 @@ BEGIN
FOR I IN 0 TO c_time_heater_off-1 LOOP
WAIT UNTIL rising_edge(mm_clk);
END LOOP;
+ tb_end <= '1';
+ WAIT;
END PROCESS;
dut : ENTITY work.util_heater
--
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