From 67749d93a97537822738140d2d32274305e52488 Mon Sep 17 00:00:00 2001
From: Stefan Lippuner <3071885+stefanlippuner@users.noreply.github.com>
Date: Sat, 4 Nov 2023 17:54:13 +0100
Subject: [PATCH] try to use docker for verilator

---
 .github/verilator_docker | 2 ++
 .github/workflows/ci.yml | 4 +++-
 proto/tests.py           | 7 ++++++-
 3 files changed, 11 insertions(+), 2 deletions(-)
 create mode 100755 .github/verilator_docker

diff --git a/.github/verilator_docker b/.github/verilator_docker
new file mode 100755
index 00000000..8f052edb
--- /dev/null
+++ b/.github/verilator_docker
@@ -0,0 +1,2 @@
+#!/bin/bash
+docker run -t verilator/verilator:v5.018 $@
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8cd74a5f..1e73b6dc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,9 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Tools
-        run: sudo apt-get install ghdl verilator
+        run: |
+          sudo apt-get install ghdl
+          export VERILATOR=.github/verilator_docker
 
       - name: Setup Python venv
         run: |
diff --git a/proto/tests.py b/proto/tests.py
index 5ffd5b78..90b99ebc 100755
--- a/proto/tests.py
+++ b/proto/tests.py
@@ -413,8 +413,13 @@ def test_hdl_ref():
         if res.returncode != 0:
             error('VHDL elaboration failed for {}'.format(f))
 
+
+        if 'VERILATOR' in os.environ:
+            verilator_cmd = os.environ['VERILATOR']
+        else:
+            verilator_cmd = 'verilator'
         sv_pkgs = [srcdir + 'tb/dpssram.sv', srcdir + 'tb/wishbone_pkg.sv']
-        res = subprocess.run(['verilator', '--lint-only', '--top-module', top_entity] + sv_pkgs + [sv_file])
+        res = subprocess.run([verilator_cmd, '--lint-only', '--top-module', top_entity] + sv_pkgs + [sv_file])
         if res.returncode != 0:
             error('SV elaboration failed for {}'.format(f))