[broken]Move code

[c4m-jtag.git] / test / cocotb / dual_parallel / test.py

diff --git a/test/cocotb/dual_parallel/test.py b/test/cocotb/dual_parallel/test.py
new file mode 100644 (file)
index 0000000..47cf306
--- /dev/null
+++ b/test/cocotb/dual_parallel/test.py
@@ -0,0 +1,41 @@
+import cocotb
+from cocotb.utils import get_sim_steps
+
+from c4m_jtag import JTAG_Master
+
+@cocotb.test()
+def test01_dual(dut):
+    """
+    Test the IDCODE command
+    """
+
+    # TODO: Allow parallel operation of the JTAG chains
+
+    # Run @ 1MHz
+    clk_period = get_sim_steps(1, "us")
+    master1 = JTAG_Master(dut.i1_tck, dut.i1_tms, dut.i1_tdi, dut.i1_tdo, dut.i1_trst_n, clk_period)
+    master2 = JTAG_Master(dut.i2_tck, dut.i2_tms, dut.i2_tdi, dut.i2_tdo, dut.i2_trst_n, clk_period)
+
+    dut._log.info("Set command to SAMPLEPRELOAD")
+    yield master1.load_ir(master1.SAMPLEPRELOAD)
+    yield master2.load_ir(master2.SAMPLEPRELOAD)
+    
+    dut._log.info("Load data, scan out first sample")
+    yield master1.shift_data([0, 0, 0])
+    dut._log.info("  master1 scan_out: {}".format(master1.result.binstr))
+    assert(master1.result.binstr == "011")
+    yield master2.shift_data([1, 1, 1])
+    dut._log.info("  master2 scan_out: {}".format(master2.result.binstr))
+    assert(master2.result.binstr == "101")
+    
+    dut._log.info("Set command to EXTEST")
+    yield master1.load_ir(master1.EXTEST)
+    yield master2.load_ir(master2.EXTEST)
+
+    dut._log.info("Second scan")
+    yield master1.shift_data([0, 0, 0])
+    dut._log.info("  master1 scan_out: {}".format(master1.result.binstr))
+    assert(master1.result.binstr == "111")
+    yield master2.shift_data([1, 1, 1])
+    dut._log.info("  master2 scan_out: {}".format(master2.result.binstr))
+    assert(master2.result.binstr == "Z01")