tests/functional: Convert the Avocado sh4 tuxrun test

Move the test into a new file so that it can be run via
qemu-system-sh4 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-18-thuth@redhat.com>

MAINTAINERS

@@ -1633,6 +1633,7 @@ F: hw/timer/sh_timer.c
 F: include/hw/sh4/sh_intc.h
 F: include/hw/timer/tmu012.h
 F: tests/functional/test_sh4_r2d.py
+F: tests/functional/test_sh4_tuxrun.py
 
 SPARC Machines
 --------------

tests/avocado/tuxrun_baselines.py

@@ -222,38 +222,3 @@ class TuxRunBaselineTest(QemuSystemTest):
                  "rootfs.ext4.zst" :
                  "e6ffd8813c8a335bc15728f2835f90539c84be7f8f5f691a8b01451b47fb4bd7"}
         self.common_tuxrun(csums=sums)
-
-    # Note: some segfaults caused by unaligned userspace access
-    @skipUnless(os.getenv('QEMU_TEST_FLAKY_TESTS'), 'Test is unstable on GitLab')
-    def test_sh4(self):
-        """
-        :avocado: tags=arch:sh4
-        :avocado: tags=machine:r2d
-        :avocado: tags=cpu:sh7785
-        :avocado: tags=tuxboot:sh4
-        :avocado: tags=image:zImage
-        :avocado: tags=root:sda
-        :avocado: tags=console:ttySC1
-        :avocado: tags=flaky
-        """
-        sums = { "rootfs.ext4.zst" :
-                 "3592a7a3d5a641e8b9821449e77bc43c9904a56c30d45da0694349cfd86743fd",
-                 "zImage" :
-                 "29d9b2aba604a0f53a5dc3b5d0f2b8e35d497de1129f8ee5139eb6fdf0db692f" }
-
-        # The test is currently too unstable to do much in userspace
-        # so we skip common_tuxrun and do a minimal boot and shutdown.
-        (kernel, disk, dtb) = self.fetch_tuxrun_assets(csums=sums)
-
-        # the console comes on the second serial port
-        self.prepare_run(kernel, disk,
-                         "driver=ide-hd,bus=ide.0,unit=0",
-                         console_index=1)
-        self.vm.launch()
-
-        self.wait_for_console_pattern("Welcome to TuxTest")
-        time.sleep(0.1)
-        exec_command(self, 'root')
-        time.sleep(0.1)
-        exec_command_and_wait_for_pattern(self, 'halt',
-                                          "reboot: System halted")

tests/functional/meson.build

@@ -154,8 +154,10 @@ tests_s390x_system_thorough = [
 
 tests_sh4_system_thorough = [
   'sh4_r2d',
+  'sh4_tuxrun',
 ]
 
+
 tests_sparc_system_thorough = [
   'sparc_sun4m',
 ]

tests/functional/test_sh4_tuxrun.py

@@ -0,0 +1,57 @@
+#!/usr/bin/env python3
+#
+# Functional test that boots known good tuxboot images the same way
+# that tuxrun (www.tuxrun.org) does. This tool is used by things like
+# the LKFT project to run regression tests on kernels.
+#
+# Copyright (c) 2023 Linaro Ltd.
+#
+# Author:
+#  Alex Bennée <alex.bennee@linaro.org>
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+import os
+import time
+
+from unittest import skipUnless
+from qemu_test import Asset, exec_command_and_wait_for_pattern, exec_command
+from qemu_test.tuxruntest import TuxRunBaselineTest
+
+class TuxRunSh4Test(TuxRunBaselineTest):
+
+    ASSET_SH4_KERNEL = Asset(
+        'https://storage.tuxboot.com/20230331/sh4/zImage',
+        '29d9b2aba604a0f53a5dc3b5d0f2b8e35d497de1129f8ee5139eb6fdf0db692f')
+    ASSET_SH4_ROOTFS = Asset(
+        'https://storage.tuxboot.com/20230331/sh4/rootfs.ext4.zst',
+        '3592a7a3d5a641e8b9821449e77bc43c9904a56c30d45da0694349cfd86743fd')
+
+    # Note: some segfaults caused by unaligned userspace access
+    @skipUnless(os.getenv('QEMU_TEST_FLAKY_TESTS'), 'Test is unstable')
+    def test_sh4(self):
+        self.set_machine('r2d')
+        self.cpu='sh7785'
+        self.root='sda'
+        self.console='ttySC1'
+
+        # The test is currently too unstable to do much in userspace
+        # so we skip common_tuxrun and do a minimal boot and shutdown.
+        (kernel, disk, dtb) = self.fetch_tuxrun_assets(self.ASSET_SH4_KERNEL,
+                                                       self.ASSET_SH4_ROOTFS)
+
+        # the console comes on the second serial port
+        self.prepare_run(kernel, disk,
+                         "driver=ide-hd,bus=ide.0,unit=0",
+                         console_index=1)
+        self.vm.launch()
+
+        self.wait_for_console_pattern("Welcome to TuxTest")
+        time.sleep(0.1)
+        exec_command(self, 'root')
+        time.sleep(0.1)
+        exec_command_and_wait_for_pattern(self, 'halt',
+                                          "reboot: System halted")
+
+if __name__ == '__main__':
+    TuxRunBaselineTest.main()