From: Florent Kermarrec <florent@enjoy-digital.fr>
Date: Sun, 26 Aug 2012 13:44:43 +0000 (+0200)
Subject: tb_TriggerCsr.py : use truth table generator for Sum Lut
X-Git-Tag: 24jan2021_ls180~2575^2~166
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=97cca81e0cde05380e9bfe79f7303f41ca3f958b;p=litex.git

tb_TriggerCsr.py : use truth table generator for Sum Lut
---

diff --git a/sim/tb_TriggerCsr.py b/sim/tb_TriggerCsr.py
index 6990b6c2..7356bfc1 100644
--- a/sim/tb_TriggerCsr.py
+++ b/sim/tb_TriggerCsr.py
@@ -9,6 +9,8 @@ import sys
 sys.path.append("../")
 import migScope
 
+from migScope.tools.truthtable import *
+
 def term_prog(off, dat):
 	for i in range(4):
 		yield TWrite(off+3-i, (dat>>(8*i))&0xFF)
@@ -43,6 +45,15 @@ def csr_transactions():
 	for t in sum_trans:
 		for r in t:
 			yield r
+			
+	sum_tt = gen_truth_table("i1 & i2 & i3 & i4")
+	sum_trans = []
+	for i in range(len(sum_tt)):
+		sum_trans.append(sum_prog(0x00,i,sum_tt[i]))
+	print(sum_tt)
+	for t in sum_trans:
+		for r in t:
+			yield r
 	
 	global csr_done
 	csr_done = True