| ''' |
| Created on Feb 1, 2020 |
| |
| @author: ballance |
| ''' |
| import cocotb |
| from fwrisc_rv32i_tests.zephyr_tests import ZephyrTests |
| from cocotb.bfms import BfmMgr |
| |
| class ZephyrPhilosophersTest(ZephyrTests): |
| |
| def __init__(self, tracer_bfm): |
| super().__init__(tracer_bfm) |
| self.threada_count = 0 |
| self.threadb_count = 0 |
| self.sync_limit = 64 |
| # Philosophers controls the console directly |
| self.raw_console = True |
| self.holding = 0 |
| self.holding_max = 50 |
| |
| def configure_tracer(self): |
| super().configure_tracer() |
| if "trace_all" in cocotb.plusargs: |
| self.tracer_bfm.set_trace_instr(1, 1, 1) |
| self.tracer_bfm.set_trace_all_memwrite(1) |
| self.tracer_bfm.set_trace_reg_writes(1) |
| |
| def console_line(self, line): |
| super().console_line(line) |
| |
| if line.find("HOLDING ONE FORK") != -1: |
| self.holding += 1 |
| |
| if self.holding >= self.holding_max: |
| self.test_done_ev.set() |
| |
| @cocotb.test() |
| def runtest(dut): |
| tracer_bfm = BfmMgr.find_bfm(".*u_tracer") |
| test = ZephyrPhilosophersTest(tracer_bfm) |
| |
| yield test.run() |
