litex/misoclib/mem/litesata/example_designs/test/test_la.py

72 lines
1.6 KiB
Python

import sys
from tools import *
from test_bist import *
from litescope.host.driver.la import LiteScopeLADriver
def main(wb):
la = LiteScopeLADriver(wb.regs, "la")
identify = LiteSATABISTIdentifyDriver(wb.regs, "sata_bist")
generator = LiteSATABISTGeneratorDriver(wb.regs, "sata_bist")
checker = LiteSATABISTCheckerDriver(wb.regs, "sata_bist")
wb.open()
regs = wb.regs
###
trig = "now"
if len(sys.argv) < 2:
print("No trigger condition, triggering immediately!")
else:
trig = sys.argv[1]
conditions = {}
conditions["now"] = {}
conditions["id_cmd"] = {
"sata_command_tx_sink_stb" : 1,
"sata_command_tx_sink_payload_identify" : 1,
}
conditions["id_resp"] = {
"source_source_payload_data" : primitives["X_RDY"],
}
conditions["wr_cmd"] = {
"sata_command_tx_sink_stb" : 1,
"sata_command_tx_sink_payload_write" : 1,
}
conditions["wr_resp"] = {
"sata_command_rx_source_stb" : 1,
"sata_command_rx_source_payload_write" : 1,
}
conditions["rd_cmd"] = {
"sata_command_tx_sink_stb" : 1,
"sata_command_tx_sink_payload_read" : 1,
}
conditions["rd_resp"] = {
"sata_command_rx_source_stb" : 1,
"sata_command_rx_source_payload_read" : 1,
}
la.configure_term(port=0, cond=conditions[trig])
la.configure_sum("term")
# Run Logic Analyzer
la.run(offset=64, length=1024)
#identify.run(blocking=False)
generator.run(0, 2, 1, 0, blocking=False)
#checker.run(0, 2, 1, 0, blocking=False)
while not la.done():
pass
la.upload()
la.save("dump.vcd")
###
wb.close()
f = open("dump_link.txt", "w")
data = link_trace(la,
tx_data_name="sink_sink_payload_data",
rx_data_name="source_source_payload_data"
)
f.write(data)
f.close()