tests/functional: Add a test for the MAX78000 arm machine

Runs a binary from the max78000test repo used in
developing the qemu implementation of the max78000
to verify that the machine and implemented devices
generally still work.

Signed-off-by: Jackson Donaldson <jcksn@duck.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-id: 20250711110626.624534-3-jcksn@duck.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

tests/functional/meson.build

@@ -138,6 +138,7 @@ tests_arm_system_thorough = [
   'arm_cubieboard',
   'arm_emcraft_sf2',
   'arm_integratorcp',
+  'arm_max78000fthr',
   'arm_microbit',
   'arm_orangepi',
   'arm_quanta_gsj',

tests/functional/test_arm_max78000fthr.py

@@ -0,0 +1,48 @@
+#!/usr/bin/env python3
+#
+# Functional test that checks the max78000fthr machine.
+# Tests ICC, GCR, TRNG, AES, and UART
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+from qemu_test import QemuSystemTest, Asset, exec_command_and_wait_for_pattern
+from qemu_test import wait_for_console_pattern
+
+
+class Max78000Machine(QemuSystemTest):
+
+    ASSET_FW = Asset(
+        'https://github.com/JacksonDonaldson/max78000Test/raw/main/build/max78000.bin',
+        '86940b4bf60931bc6a8aa5db4b9f7f3cf8f64dbbd7ac534647980e536cf3adf7')
+
+    def test_fthr(self):
+        self.set_machine('max78000fthr')
+        fw_path = self.ASSET_FW.fetch()
+        self.vm.set_console()
+        self.vm.add_args('-kernel', fw_path)
+        self.vm.add_args('-device', "loader,file=" + fw_path + ",addr=0x10000000")
+        self.vm.launch()
+
+        wait_for_console_pattern(self, 'started')
+
+        # i -> prints instruction cache values
+        exec_command_and_wait_for_pattern(self, 'i', 'CTRL: 00010001')
+
+        # r -> gcr resets the machine
+        exec_command_and_wait_for_pattern(self, 'r', 'started')
+
+        # z -> sets some memory, then has gcr zero it
+        exec_command_and_wait_for_pattern(self, 'z', 'initial value: 12345678')
+        wait_for_console_pattern(self, "after memz: 00000000")
+
+        # t -> runs trng
+        exec_command_and_wait_for_pattern(self, 't', 'random data:')
+
+        # a -> runs aes
+        exec_command_and_wait_for_pattern(self, 'a',
+                'encrypted to : a47ca9dd e0df4c86 a070af6e 91710dec')
+        wait_for_console_pattern(self,
+                'encrypted to : cab7a28e bf456751 9049fcea 8960494b')
+
+if __name__ == '__main__':
+    QemuSystemTest.main()