https://patchew.org/QEMU/20260715134447.56007-1-kirill%40korins.ky/

Index: tests/functional/mips64/test_octeon3.py
--- tests/functional/mips64/test_octeon3.py.orig
+++ tests/functional/mips64/test_octeon3.py
@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+#
+# Functional test for the Cavium Octeon III / EBB7304 machine.
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+import os
+import shutil
+
+from qemu_test import QemuSystemTest, Asset
+from qemu_test import wait_for_console_pattern
+from qemu_test import exec_command_and_wait_for_pattern as ec_and_wait
+
+
+class Octeon3Machine(QemuSystemTest):
+
+    ASSET_UBOOT = Asset(
+        'https://kirill.korins.ky/pub/qemu-mips64-openbsd/u-boot.bin',
+        '7e519b2e52ba44b27bfafd16738c8f485e9eda5438b4899cf6a70520a6d34396')
+
+    ASSET_BSD_RD = Asset(
+        'https://kirill.korins.ky/pub/qemu-mips64-openbsd/bsd.rd',
+        '907f26f0ff67390dd21dc85e2c854fc0e65db295b15d47ae92e1927f98ac5872')
+
+    def test_openbsd_ramdisk_tftp(self):
+        self.require_netdev('user')
+        self.require_device('e1000')
+        self.set_machine('octeon3')
+
+        tftp_dir = self.scratch_file('tftp')
+        os.mkdir(tftp_dir)
+        shutil.copy(self.ASSET_BSD_RD.fetch(),
+                    os.path.join(tftp_dir, 'bsd.rd'))
+
+        self.vm.set_console()
+        self.vm.add_args('-bios', self.ASSET_UBOOT.fetch(),
+                         '-m', '1G',
+                         '-smp', '4',
+                         '-no-reboot',
+                         '-netdev',
+                         f'user,id=net0,tftp={tftp_dir},bootfile=bsd.rd',
+                         '-device', 'e1000,netdev=net0')
+        self.vm.launch()
+
+        wait_for_console_pattern(self, '=> ')
+        ec_and_wait(self, 'pci enum', '=> ')
+        ec_and_wait(self, 'dhcp', 'Bytes transferred')
+        wait_for_console_pattern(self, '=> ')
+        ec_and_wait(self, 'bootoctlinux ${loadaddr} numcores=4',
+                    'Welcome to the OpenBSD/octeon 7.9 installation program.')
+
+
+if __name__ == '__main__':
+    QemuSystemTest.main()
