tests/acceptance: Add tests for the ppc405 boards

Using the U-Boot firmware, we can check that at least the serial console
of the ppc405 boards is still usable.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20211011125930.750217-1-thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
[dwg: Added an extra tag at Philippe's suggestion]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

tests/acceptance/ppc_405.py

@@ -0,0 +1,42 @@
+# Test that the U-Boot firmware boots on ppc 405 machines and check the console
+#
+# Copyright (c) 2021 Red Hat, Inc.
+#
+# This work is licensed under the terms of the GNU GPL, version 2 or
+# later.  See the COPYING file in the top-level directory.
+
+from avocado.utils import archive
+from avocado_qemu import Test
+from avocado_qemu import wait_for_console_pattern
+from avocado_qemu import exec_command_and_wait_for_pattern
+
+class Ppc405Machine(Test):
+
+    timeout = 90
+
+    def do_test_ppc405(self):
+        uboot_url = ('https://gitlab.com/huth/u-boot/-/raw/'
+                     'taihu-2021-10-09/u-boot-taihu.bin')
+        uboot_hash = ('3208940e908a5edc7c03eab072c60f0dcfadc2ab');
+        file_path = self.fetch_asset(uboot_url, asset_hash=uboot_hash)
+        self.vm.set_console(console_index=1)
+        self.vm.add_args('-bios', file_path)
+        self.vm.launch()
+        wait_for_console_pattern(self, 'AMCC PPC405EP Evaluation Board')
+        exec_command_and_wait_for_pattern(self, 'reset', 'AMCC PowerPC 405EP')
+
+    def test_ppc_taihu(self):
+        """
+        :avocado: tags=arch:ppc
+        :avocado: tags=machine:taihu
+        :avocado: tags=cpu:405ep
+        """
+        self.do_test_ppc405()
+
+    def test_ppc_ref405ep(self):
+        """
+        :avocado: tags=arch:ppc
+        :avocado: tags=machine:ref405ep
+        :avocado: tags=cpu:405ep
+        """
+        self.do_test_ppc405()