From: Staf Verhaegen <staf@stafverhaegen.be>
Date: Thu, 1 Apr 2021 14:26:28 +0000 (+0200)
Subject: Use correct ir_width for libresoc JTAG TAP.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=34bbc94c8dee148e71ba01824f08c08e3eec5159;p=libresoc-litex.git

Use correct ir_width for libresoc JTAG TAP.

No need to define IDCODE anymore as default will now be OK.
---

diff --git a/cocotb/test.py b/cocotb/test.py
index 1ad8f1d..c73790b 100644
--- a/cocotb/test.py
+++ b/cocotb/test.py
@@ -30,7 +30,8 @@ def setup_jtag(dut, *, tck_period):
         yield Timer(0)
     return JTAG_Master(dut.jtag_tck, dut.jtag_tms,
                        dut.jtag_tdi, dut.jtag_tdo,
-                       clk_period=tck_period)
+                       clk_period=tck_period,
+                       ir_width=4)
 
 def execute_svf(dut, *, jtag, svf_filename):
     jtag_svf = SVF_Executor(jtag)
@@ -43,7 +44,6 @@ def execute_svf(dut, *, jtag, svf_filename):
 #
 
 def idcode(dut, *, jtag):
-    jtag.IDCODE = [0, 0, 0, 1]
     yield jtag.idcode()
     result1 = jtag.result
     dut._log.info("IDCODE1: {}".format(result1))