add auto deploy

Signed-off-by: Alex Forencich <alex@alexforencich.com>

.github/workflows/build.yaml

@@ -0,0 +1,63 @@
+name: build
+
+on:
+  push:
+    branches:
+      - master
+      - 'dev/**'
+  pull_request:
+    branches: [ master ]
+  release:
+    types:
+      - published
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build distributions
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-python@v4
+        name: Install Python
+        with:
+          python-version: "3.10"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install build
+
+      - name: Build sdist
+        run: python -m build
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: dist
+          path: |
+            dist/*.tar.gz
+            dist/*.whl
+
+#-------------------------------------------------------------------------------
+  deploy:
+    needs:
+      - build
+
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      id-token: write
+
+    # Only publish when a Gitea Release is created.
+    if: gitea.event_name == 'release'
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist
+
+      - run: python3 -m pip install twine --user --break-system-packages
+      - run: python3 -m pip install -U packaging --user --break-system-packages
+      - run: TWINE_PASSWORD=${{ secrets.PYPI_PAT }} TWINE_USERNAME=bslathi19 python -m twine upload --repository-url ${{ vars.CI_API_URL }} dist/*

.github/workflows/regression-tests.yml

@@ -5,11 +5,11 @@ on: [push, pull_request]
 jobs:
   build:
     name: Python ${{matrix.python-version}}
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v3

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,6 +1,6 @@
 # Ethernet interface modules for Cocotb
 
-[![Build Status](https://github.com/alexforencich/cocotbext-eth/workflows/Regression%20Tests/badge.svg?branch=master)](https://github.com/alexforencich/cocotbext-eth/actions/)
+[![Regression Tests](https://github.com/alexforencich/cocotbext-eth/actions/workflows/regression-tests.yml/badge.svg)](https://github.com/alexforencich/cocotbext-eth/actions/workflows/regression-tests.yml)
 [![codecov](https://codecov.io/gh/alexforencich/cocotbext-eth/branch/master/graph/badge.svg)](https://codecov.io/gh/alexforencich/cocotbext-eth)
 [![PyPI version](https://badge.fury.io/py/cocotbext-eth.svg)](https://pypi.org/project/cocotbext-eth)
 [![Downloads](https://pepy.tech/badge/cocotbext-eth)](https://pepy.tech/project/cocotbext-eth)
@@ -30,7 +30,7 @@ Installation for active development:
 
 ## Documentation and usage examples
 
-See the `tests` directory, [verilog-ethernet](https://github.com/alexforencich/verilog-ethernet), and [corundum](https://github.com/corundum/corundum) for complete testbenches using these modules.
+See the `tests` directory, [taxi](https://github.com/fpganinja/taxi), [verilog-ethernet](https://github.com/alexforencich/verilog-ethernet), and [corundum](https://github.com/corundum/corundum) for complete testbenches using these modules.
 
 ### GMII
 

cocotbext/eth/__init__.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

cocotbext/eth/constants.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

cocotbext/eth/eth_mac.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2021 Alex Forencich
+Copyright (c) 2021-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -140,7 +140,7 @@ class EthMacTx(Reset):
 
         self.log.info("Ethernet MAC TX model")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2021-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -179,7 +179,7 @@ class EthMacTx(Reset):
             self.log.info("  tuser width: %d bits", len(self.bus.tuser))
         else:
             self.log.info("  tuser: not present")
-        if self.ptp_time:
+        if self.ptp_time is not None:
             self.log.info("  ptp_time width: %d bits", len(self.ptp_time))
         else:
             self.log.info("  ptp_time: not present")
@@ -194,11 +194,11 @@ class EthMacTx(Reset):
             raise ValueError(f"Bus does not evenly divide into byte lanes "
                 f"({self.byte_lanes} * {self.byte_size} != {self.width})")
 
-        if self.ptp_ts:
+        if self.ptp_ts is not None:
             self.ptp_ts.setimmediatevalue(0)
-        if self.ptp_ts_tag:
+        if self.ptp_ts_tag is not None:
             self.ptp_ts_tag.setimmediatevalue(0)
-        if self.ptp_ts_valid:
+        if self.ptp_ts_valid is not None:
             self.ptp_ts_valid.setimmediatevalue(0)
 
         self._run_cr = None
@@ -255,7 +255,7 @@ class EthMacTx(Reset):
                 self._run_ts_cr.kill()
                 self._run_ts_cr = None
 
-            if self.ptp_ts_valid:
+            if self.ptp_ts_valid is not None:
                 self.ptp_ts_valid.value = 0
 
             self.active = False
@@ -266,7 +266,7 @@ class EthMacTx(Reset):
             self.log.info("Reset de-asserted")
             if self._run_cr is None:
                 self._run_cr = cocotb.start_soon(self._run())
-            if self._run_ts_cr is None and self.ptp_ts:
+            if self._run_ts_cr is None and self.ptp_ts is not None:
                 self._run_ts_cr = cocotb.start_soon(self._run_ts())
 
     async def _run(self):
@@ -287,9 +287,9 @@ class EthMacTx(Reset):
 
             frame.sim_time_sfd = get_sim_time()
 
-            if self.ptp_time:
-                frame.ptp_timestamp = self.ptp_time.value.integer
-                frame.ptp_tag = cycle.tuser.integer >> 1
+            if self.ptp_time is not None:
+                frame.ptp_timestamp = int(self.ptp_time.value)
+                frame.ptp_tag = int(cycle.tuser) >> 1
                 self.ts_queue.put_nowait((frame.ptp_timestamp, frame.ptp_tag))
 
             # process frame data
@@ -297,14 +297,14 @@ class EthMacTx(Reset):
                 byte_count = 0
 
                 for offset in range(self.byte_lanes):
-                    if not hasattr(self.bus, "tkeep") or (cycle.tkeep.integer >> offset) & 1:
-                        data.append((cycle.tdata.integer >> (offset * self.byte_size)) & self.byte_mask)
+                    if not hasattr(self.bus, "tkeep") or (int(cycle.tkeep) >> offset) & 1:
+                        data.append((int(cycle.tdata) >> (offset * self.byte_size)) & self.byte_mask)
                         byte_count += 1
 
                 # wait for serialization time
                 await Timer(self.time_scale*byte_count*8//self.speed, 'step')
 
-                if cycle.tlast.integer:
+                if int(cycle.tlast):
                     frame.data = bytes(data)
                     frame.sim_time_end = get_sim_time()
                     self.log.info("RX frame: %s", frame)
@@ -359,7 +359,7 @@ class EthMacRx(Reset):
 
         self.log.info("Ethernet MAC RX model")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2021-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -402,7 +402,7 @@ class EthMacRx(Reset):
             self.log.info("  tuser width: %d bits", len(self.bus.tuser))
         else:
             self.log.info("  tuser: not present")
-        if self.ptp_time:
+        if self.ptp_time is not None:
             self.log.info("  ptp_time width: %d bits", len(self.ptp_time))
         else:
             self.log.info("  ptp_time: not present")
@@ -513,8 +513,8 @@ class EthMacRx(Reset):
 
             frame.sim_time_sfd = get_sim_time()
 
-            if self.ptp_time:
-                frame.ptp_timestamp = self.ptp_time.value.integer
+            if self.ptp_time is not None:
+                frame.ptp_timestamp = int(self.ptp_time.value)
                 tuser |= frame.ptp_timestamp << 1
 
             # process frame data

cocotbext/eth/gmii.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -146,7 +146,7 @@ class GmiiSource(Reset):
 
         self.log.info("GMII source")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -278,7 +278,7 @@ class GmiiSource(Reset):
         while True:
             await clock_edge_event
 
-            if self.enable is None or self.enable.value:
+            if self.enable is None or int(self.enable.value):
                 if ifg_cnt > 0:
                     # in IFG
                     ifg_cnt -= 1
@@ -297,7 +297,7 @@ class GmiiSource(Reset):
                     frame.normalize()
 
                     if self.mii_select is not None:
-                        self.mii_mode = bool(self.mii_select.value.integer)
+                        self.mii_mode = bool(int(self.mii_select.value))
 
                     if self.mii_mode:
                         # convert to MII
@@ -361,7 +361,7 @@ class GmiiSink(Reset):
 
         self.log.info("GMII sink")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -457,10 +457,10 @@ class GmiiSink(Reset):
         while True:
             await clock_edge_event
 
-            if self.enable is None or self.enable.value:
-                d_val = self.data.value.integer
-                dv_val = self.dv.value.integer
-                er_val = 0 if self.er is None else self.er.value.integer
+            if self.enable is None or int(self.enable.value):
+                d_val = int(self.data.value)
+                dv_val = int(self.dv.value)
+                er_val = 0 if self.er is None else int(self.er.value)
 
                 if frame is None:
                     if dv_val:
@@ -472,7 +472,7 @@ class GmiiSink(Reset):
                         # end of frame
 
                         if self.mii_select is not None:
-                            self.mii_mode = bool(self.mii_select.value.integer)
+                            self.mii_mode = bool(int(self.mii_select.value))
 
                         if self.mii_mode:
                             odd = True

cocotbext/eth/mii.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -48,7 +48,7 @@ class MiiSource(Reset):
 
         self.log.info("MII source")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -179,7 +179,7 @@ class MiiSource(Reset):
         while True:
             await clock_edge_event
 
-            if self.enable is None or self.enable.value:
+            if self.enable is None or int(self.enable.value):
                 if ifg_cnt > 0:
                     # in IFG
                     ifg_cnt -= 1
@@ -254,7 +254,7 @@ class MiiSink(Reset):
 
         self.log.info("MII sink")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -348,10 +348,10 @@ class MiiSink(Reset):
         while True:
             await clock_edge_event
 
-            if self.enable is None or self.enable.value:
-                d_val = self.data.value.integer
-                dv_val = self.dv.value.integer
-                er_val = 0 if self.er is None else self.er.value.integer
+            if self.enable is None or int(self.enable.value):
+                d_val = int(self.data.value)
+                dv_val = int(self.dv.value)
+                er_val = 0 if self.er is None else int(self.er.value)
 
                 if frame is None:
                     if dv_val:

cocotbext/eth/ptp.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -58,7 +58,7 @@ class PtpClock(Reset):
 
         self.log.info("PTP clock")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -132,7 +132,6 @@ class PtpClock(Reset):
 
     def set_ts_tod_ns(self, t):
         ts_s, ts_ns = self.ctx.divmod(Decimal(t), Decimal(1000000000))
-        ts_s = ts_s.scaleb(-9).to_integral_value()
         ts_ns, ts_fns = self.ctx.divmod(ts_ns, Decimal(1))
         ts_ns = ts_ns.to_integral_value()
         ts_fns = (ts_fns * Decimal(2**32)).to_integral_value()
@@ -286,7 +285,7 @@ class PtpClockSimTime:
 
         self.log.info("PTP clock (sim time)")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)

cocotbext/eth/reset.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -23,7 +23,7 @@ THE SOFTWARE.
 """
 
 import cocotb
-from cocotb.triggers import RisingEdge, FallingEdge
+from cocotb.triggers import Edge
 
 
 class Reset:
@@ -56,11 +56,14 @@ class Reset:
 
     async def _run_reset(self, reset_signal, active_level):
         while True:
-            if bool(reset_signal.value):
-                await FallingEdge(reset_signal)
-                self._ext_reset = not active_level
-                self._update_reset()
-            else:
-                await RisingEdge(reset_signal)
+            await Edge(reset_signal)
+            try:
+                level = bool(int(reset_signal.value))
+            except ValueError:
+                continue
+            if level:
                 self._ext_reset = active_level
                 self._update_reset()
+            else:
+                self._ext_reset = not active_level
+                self._update_reset()

cocotbext/eth/rgmii.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -50,7 +50,7 @@ class RgmiiSource(Reset):
 
         self.log.info("RGMII source")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -192,7 +192,7 @@ class RgmiiSource(Reset):
             self.data.value = d >> 4
             self.ctrl.value = en ^ er
 
-            if self.enable is None or self.enable.value:
+            if self.enable is None or int(self.enable.value):
                 in_ifg = False
 
                 if ifg_cnt > 0:
@@ -214,7 +214,7 @@ class RgmiiSource(Reset):
                     frame.normalize()
 
                     if self.mii_select is not None:
-                        self.mii_mode = bool(self.mii_select.value.integer)
+                        self.mii_mode = bool(int(self.mii_select.value))
 
                     if self.mii_mode:
                         # convert to MII
@@ -278,7 +278,7 @@ class RgmiiSink(Reset):
 
         self.log.info("RGMII sink")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -375,17 +375,17 @@ class RgmiiSink(Reset):
         while True:
             await clock_rising_edge_event
 
-            if self.enable is None or self.enable.value:
+            if self.enable is None or int(self.enable.value):
 
                 # capture low nibble on rising edge
-                d_val = self.data.value.integer
-                dv_val = self.ctrl.value.integer
+                d_val = int(self.data.value)
+                dv_val = int(self.ctrl.value)
 
                 await clock_falling_edge_event
 
                 # capture high nibble on falling edge
-                d_val |= self.data.value.integer << 4
-                er_val = dv_val ^ self.ctrl.value.integer
+                d_val |= int(self.data.value) << 4
+                er_val = dv_val ^ int(self.ctrl.value)
 
                 if frame is None:
                     if dv_val:
@@ -397,7 +397,7 @@ class RgmiiSink(Reset):
                         # end of frame
 
                         if self.mii_select is not None:
-                            self.mii_mode = bool(self.mii_select.value.integer)
+                            self.mii_mode = bool(int(self.mii_select.value))
 
                         if self.mii_mode:
                             odd = True

cocotbext/eth/version.py

@@ -1 +1 @@
-__version__ = "0.1.22"
+__version__ = "0.1.23"

cocotbext/eth/xgmii.py

@@ -1,6 +1,6 @@
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -147,7 +147,7 @@ class XgmiiSource(Reset):
 
         self.log.info("XGMII source")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -286,7 +286,7 @@ class XgmiiSource(Reset):
         while True:
             await clock_edge_event
 
-            if self.enable is None or self.enable.value:
+            if self.enable is None or int(self.enable.value):
                 if ifg_cnt + deficit_idle_cnt > self.byte_lanes-1 or (not self.enable_dic and ifg_cnt > 4):
                     # in IFG
                     ifg_cnt = ifg_cnt - self.byte_lanes
@@ -390,7 +390,7 @@ class XgmiiSink(Reset):
 
         self.log.info("XGMII sink")
         self.log.info("cocotbext-eth version %s", __version__)
-        self.log.info("Copyright (c) 2020 Alex Forencich")
+        self.log.info("Copyright (c) 2020-2025 Alex Forencich")
         self.log.info("https://github.com/alexforencich/cocotbext-eth")
 
         super().__init__(*args, **kwargs)
@@ -488,9 +488,9 @@ class XgmiiSink(Reset):
         while True:
             await clock_edge_event
 
-            if self.enable is None or self.enable.value:
-                data_val = self.data.value.integer
-                ctrl_val = self.ctrl.value.integer
+            if self.enable is None or int(self.enable.value):
+                data_val = int(self.data.value)
+                ctrl_val = int(self.ctrl.value)
                 for offset in range(self.byte_lanes):
                     d_val = (data_val >> (offset*8)) & 0xff
                     c_val = (ctrl_val >> offset) & 1

setup.cfg

@@ -47,18 +47,19 @@ addopts =
 
 # tox configuration
 [tox:tox]
-envlist = py37, py38, py39, py310
+envlist = py38, py39, py310, py311, py312, py313
 skip_missing_interpreters = true
 minversion = 3.18.0
 requires = virtualenv >= 16.1
 
 [gh-actions]
 python =
-    3.7: py37
     3.8: py38
     3.9: py39
     3.10: py310
     3.11: py311
+    3.12: py312
+    3.13: py313
 
 [testenv]
 setenv =
@@ -66,12 +67,12 @@ setenv =
 usedevelop = True
 
 deps =
-    pytest == 7.2.1
-    pytest-xdist == 3.1.0
-    cocotb == 1.7.2
+    pytest == 8.3.4
+    pytest-xdist == 3.6.1
+    cocotb == 1.9.2
     cocotb-bus == 0.2.1
-    cocotb-test == 0.2.4
-    cocotbext-axi == 0.1.20
+    cocotb-test == 0.2.6
+    cocotbext-axi == 0.1.26
     coverage == 7.0.5
     pytest-cov == 4.0.0
 

tests/eth_mac/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2021 Alex Forencich
+# Copyright (c) 2021-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,8 +27,10 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_eth_mac
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 # module parameters
@@ -42,32 +44,14 @@ export PARAM_AXIS_RX_USER_WIDTH := $(shell expr $(PARAM_PTP_TS_WIDTH) + 1 )
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/eth_mac/test_eth_mac.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2021 Alex Forencich
+Copyright (c) 2021-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -168,7 +168,7 @@ def incrementing_payload(length):
     return bytearray(itertools.islice(itertools.cycle(range(256)), length))
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     if len(cocotb.top.tx_axis_tdata) == 8:
         speed = [100e6, 1e9]

tests/eth_mac/test_eth_mac.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2021 Alex Forencich
+Copyright (c) 2021-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/gmii/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_gmii
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/gmii/test_gmii.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -132,7 +132,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     factory = TestFactory(run_test)
     factory.add_option("payload_lengths", [size_list])

tests/gmii/test_gmii.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/gmii_phy/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_gmii_phy
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/gmii_phy/test_gmii_phy.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -140,7 +140,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     for test in [run_test_tx, run_test_rx]:
 

tests/gmii_phy/test_gmii_phy.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/mii/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_mii
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/mii/test_mii.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -130,7 +130,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     factory = TestFactory(run_test)
     factory.add_option("payload_lengths", [size_list])

tests/mii/test_mii.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/mii_phy/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020 Alex-2025 Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_mii_phy
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/mii_phy/test_mii_phy.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -131,7 +131,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     for test in [run_test_tx, run_test_rx]:
 

tests/mii_phy/test_mii_phy.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/ptp_clock/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ps
 
 DUT      = test_ptp_clock
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/ptp_clock/test_ptp_clock.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -68,11 +68,11 @@ class TB:
         await RisingEdge(self.dut.clk)
 
     def get_ts_tod_ns(self):
-        ts = self.dut.ts_tod.value.integer
+        ts = int(self.dut.ts_tod.value)
         return Decimal(ts >> 48).scaleb(9) + (Decimal(ts & 0xffffffffffff) / Decimal(2**16))
 
     def get_ts_rel_ns(self):
-        ts = self.dut.ts_rel.value.integer
+        ts = int(self.dut.ts_rel.value)
         return Decimal(ts) / Decimal(2**16)
 
 
@@ -127,9 +127,9 @@ async def run_load_timestamps(dut):
 
     await RisingEdge(dut.clk)
 
-    assert dut.ts_tod.value.integer == (12345678 << 16) + (tb.ptp_clock.period_ns << 16) + (tb.ptp_clock.period_fns >> 16)
-    assert dut.ts_rel.value.integer == (12345678 << 16) + (tb.ptp_clock.period_ns << 16) + (tb.ptp_clock.period_fns >> 16)
-    assert dut.ts_step.value.integer == 1
+    assert int(dut.ts_tod.value) == (12345678 << 16) + (tb.ptp_clock.period_ns << 16) + (tb.ptp_clock.period_fns >> 16)
+    assert int(dut.ts_rel.value) == (12345678 << 16) + (tb.ptp_clock.period_ns << 16) + (tb.ptp_clock.period_fns >> 16)
+    assert int(dut.ts_step.value) == 1
 
     start_time = Decimal(get_sim_time('fs')).scaleb(-6)
     start_ts_tod = tb.get_ts_tod_ns()
@@ -184,10 +184,10 @@ async def run_seconds_increment(dut):
     for k in range(3000):
         await RisingEdge(dut.clk)
 
-        if dut.pps.value.integer:
+        if int(dut.pps.value):
             saw_pps = True
-            assert dut.ts_tod.value.integer >> 48 == 1
-            assert dut.ts_tod.value.integer & 0xffffffffffff < 10*2**16
+            assert int(dut.ts_tod.value) >> 48 == 1
+            assert int(dut.ts_tod.value) & 0xffffffffffff < 10*2**16
 
     assert saw_pps
 

tests/ptp_clock/test_ptp_clock.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/ptp_clock_sim_time/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ps
 
 DUT      = test_ptp_clock_sim_time
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/ptp_clock_sim_time/test_ptp_clock_sim_time.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2021 Alex Forencich
+Copyright (c) 2021-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -54,11 +54,11 @@ class TB:
         )
 
     def get_ts_tod_ns(self):
-        ts = self.dut.ts_tod.value.integer
+        ts = int(self.dut.ts_tod.value)
         return Decimal(ts >> 48).scaleb(9) + (Decimal(ts & 0xffffffffffff) / Decimal(2**16))
 
     def get_ts_rel_ns(self):
-        ts = self.dut.ts_rel.value.integer
+        ts = int(self.dut.ts_rel.value)
         return Decimal(ts) / Decimal(2**16)
 
 

tests/ptp_clock_sim_time/test_ptp_clock_sim_time.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2021 Alex Forencich
+Copyright (c) 2021-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/rgmii/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_rgmii
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/rgmii/test_rgmii.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -130,7 +130,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     factory = TestFactory(run_test)
     factory.add_option("payload_lengths", [size_list])

tests/rgmii/test_rgmii.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/rgmii_phy/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,39 +27,23 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_rgmii_phy
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/rgmii_phy/test_rgmii_phy.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -144,7 +144,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     for test in [run_test_tx, run_test_rx]:
 

tests/rgmii_phy/test_rgmii_phy.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

tests/xgmii/Makefile

@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Alex Forencich
+# Copyright (c) 2020-2025 Alex Forencich
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -27,8 +27,10 @@ COCOTB_HDL_TIMEUNIT = 1ns
 COCOTB_HDL_TIMEPRECISION = 1ns
 
 DUT      = test_xgmii
-TOPLEVEL = $(DUT)
-MODULE   = $(DUT)
+COCOTB_TEST_MODULES = $(DUT)
+COCOTB_TOPLEVEL     = $(DUT)
+MODULE   = $(COCOTB_TEST_MODULES)
+TOPLEVEL = $(COCOTB_TOPLEVEL)
 VERILOG_SOURCES += $(DUT).v
 
 # module parameters
@@ -38,32 +40,14 @@ export PARAM_CTRL_WIDTH := $(shell expr $(PARAM_DATA_WIDTH) / 8 )
 ifeq ($(SIM), icarus)
 	PLUSARGS += -fst
 
-	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
-
-	ifeq ($(WAVES), 1)
-		VERILOG_SOURCES += iverilog_dump.v
-		COMPILE_ARGS += -s iverilog_dump
-	endif
+	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-P $(COCOTB_TOPLEVEL).$(subst PARAM_,,$(v))=$($(v)))
 else ifeq ($(SIM), verilator)
-	COMPILE_ARGS += -Wno-SELRANGE -Wno-WIDTH
-
 	COMPILE_ARGS += $(foreach v,$(filter PARAM_%,$(.VARIABLES)),-G$(subst PARAM_,,$(v))=$($(v)))
 
 	ifeq ($(WAVES), 1)
 		COMPILE_ARGS += --trace-fst
+		VERILATOR_TRACE = 1
 	endif
 endif
 
 include $(shell cocotb-config --makefiles)/Makefile.sim
-
-iverilog_dump.v:
-	echo 'module iverilog_dump();' > $@
-	echo 'initial begin' >> $@
-	echo '    $$dumpfile("$(TOPLEVEL).fst");' >> $@
-	echo '    $$dumpvars(0, $(TOPLEVEL));' >> $@
-	echo 'end' >> $@
-	echo 'endmodule' >> $@
-
-clean::
-	@rm -rf iverilog_dump.v
-	@rm -rf dump.fst $(TOPLEVEL).fst

tests/xgmii/test_xgmii.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 """
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -208,7 +208,7 @@ def cycle_en():
     return itertools.cycle([0, 0, 0, 1])
 
 
-if cocotb.SIM_NAME:
+if getattr(cocotb, 'top', None) is not None:
 
     factory = TestFactory(run_test)
     factory.add_option("payload_lengths", [size_list])

tests/xgmii/test_xgmii.v

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2020 Alex Forencich
+Copyright (c) 2020-2025 Alex Forencich
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal