add test_bist_mila to show how to capture data

diff --git a/targets/test.py b/targets/test.py
index f16b3e5a3074ad714c6dfa89c600df1469c9d6dc..b50e19ba4fbf08b9a4a678fe022dccd7888dfa0d 100644 (file)
--- a/targets/test.py
+++ b/targets/test.py
@@ -189,8 +189,6 @@ class TestDesign(UART2WB, AutoCSR):
 
                debug = (
                        ctrl.ready,
-                       ctrl.sink.data,
-                       ctrl.sink.charisk,
 
                        self.sata_phy.source.stb,
                        self.sata_phy.source.data,

diff --git a/test/test_bist.py b/test/test_bist.py
deleted file mode 100644 (file)
index 00b3810..0000000
--- a/test/test_bist.py
+++ /dev/null
@@ -1,77 +0,0 @@
-import time
-import argparse
-from config import *
-
-sector_size = 512
-
-class SATABISTDriver:
-       def __init__(self, regs):
-               self.regs = regs
-               self.last_sector = 0
-               self.last_time = time.time()
-               self.last_errors = 0
-               self.mode = "rw"
-
-       def set_mode(self, mode):
-               self.mode = mode
-               self.regs.bist_write_only.write(0)
-               self.regs.bist_read_only.write(0)
-               if mode == "wr":
-                       self.regs.bist_write_only.write(1)
-               if mode == "rd":
-                       self.regs.bist_read_only.write(1)
-
-       def start(self, sector, count, mode):
-               self.set_mode(mode)
-               self.regs.bist_start_sector.write(sector)
-               self.regs.bist_count.write(count)
-               self.regs.bist_stop.write(0)
-               self.regs.bist_start.write(1)
-
-       def stop(self):
-               self.regs.bist_stop.write(1)
-
-       def show_status(self):
-               errors = self.regs.bist_errors.read() - self.last_errors
-               self.last_errors += errors
-
-               sector = self.regs.bist_sector.read()
-               n = sector - self.last_sector
-               self.last_sector = sector
-
-               t = self.last_time - time.time()
-               self.last_time = time.time()
-
-               if self.mode in ["wr", "rd"]:
-                       speed_mult = 1
-               else:
-                       speed_mult = 2
-               print("%4.2f MB/sec errors=%d sector=%d" %(n*sector_size*speed_mult/(1024*1024), errors, sector))
-
-
-def _get_args():
-       parser = argparse.ArgumentParser(formatter_class=argparse.RawDescriptionHelpFormatter,
-               description="""\
-SATA BIST utility.
-""")
-       parser.add_argument("-s", "--sector", default=0, help="BIST start sector")
-       parser.add_argument("-c", "--count", default=4, help="BIST count (number of sectors per transaction)")
-       parser.add_argument("-m", "--mode", default="rw", help="BIST mode (rw, wr, rd")
-
-       return parser.parse_args()
-
-if __name__ == "__main__":
-       args = _get_args()
-       wb.open()
-       ###
-       bist = SATABISTDriver(wb.regs)
-       try:
-               bist.start(int(args.sector), int(args.count), args.mode)
-               while True:
-                       bist.show_status()
-                       time.sleep(1)
-       except KeyboardInterrupt:
-               pass
-       bist.stop()
-       ###
-       wb.close()

diff --git a/test/test_bist_mila.py b/test/test_bist_mila.py
new file mode 100644 (file)
index 0000000..7e6c276
--- /dev/null
+++ b/test/test_bist_mila.py
@@ -0,0 +1,42 @@
+import time
+from config import *
+from tools import *
+from bist import *
+from miscope.host.drivers import MiLaDriver
+
+mila = MiLaDriver(wb.regs, "mila")
+bist = SATABISTDriver(wb.regs)
+wb.open()
+regs = wb.regs
+###
+
+wr_cond = {
+       "sata_con_source_source_stb"                    : 1,
+       "sata_con_source_source_payload_write"  : 1,
+}
+
+rd_cond = {
+       "sata_con_source_source_stb"                    : 1,
+       "sata_con_source_source_payload_read"   : 1,
+}
+
+
+mila.prog_term(port=0, cond=rd_cond)
+mila.prog_sum("term")
+
+# Trigger / wait / receive
+mila.trigger(offset=32, length=1024)
+
+bist.start(0, 4, "rw")
+mila.wait_done()
+bist.stop()
+
+mila.read()
+mila.export("dump.vcd")
+###
+wb.close()
+
+print_link_trace(mila,
+       tx_data_name="sata_phy_sink_sink_payload_data",
+       rx_data_name="sata_phy_source_source_payload_data"
+)