xref: /qemu/tests/functional/test_aarch64_virt.py (revision cc3d262aa93a42e19c38f6acb6d0f6012a71eb4b) 
1#!/usr/bin/env python3
2#
3# Functional test that boots a various Linux systems and checks the
4# console output.
5#
6# Copyright (c) 2022 Linaro Ltd.
7#
8# Author:
9#  Alex Bennée <alex.bennee@linaro.org>
10#
11# SPDX-License-Identifier: GPL-2.0-or-later
12
13import logging
14from subprocess import check_call, DEVNULL
15
16from qemu.machine.machine import VMLaunchFailure
17
18from qemu_test import QemuSystemTest, Asset
19from qemu_test import exec_command, exec_command_and_wait_for_pattern
20from qemu_test import wait_for_console_pattern
21from qemu_test import skipIfMissingCommands, get_qemu_img
22
23
24class Aarch64VirtMachine(QemuSystemTest):
25    KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
26    timeout = 360
27
28    def wait_for_console_pattern(self, success_message, vm=None):
29        wait_for_console_pattern(self, success_message,
30                                 failure_message='Kernel panic - not syncing',
31                                 vm=vm)
32
33    ASSET_ALPINE_ISO = Asset(
34        ('https://dl-cdn.alpinelinux.org/'
35         'alpine/v3.17/releases/aarch64/alpine-standard-3.17.2-aarch64.iso'),
36        '5a36304ecf039292082d92b48152a9ec21009d3a62f459de623e19c4bd9dc027')
37
38    # This tests the whole boot chain from EFI to Userspace
39    # We only boot a whole OS for the current top level CPU and GIC
40    # Other test profiles should use more minimal boots
41    def test_alpine_virt_tcg_gic_max(self):
42        iso_path = self.ASSET_ALPINE_ISO.fetch()
43
44        self.set_machine('virt')
45        self.require_accelerator("tcg")
46
47        self.vm.set_console()
48        self.vm.add_args("-accel", "tcg")
49        self.vm.add_args("-cpu", "max,pauth-impdef=on")
50        self.vm.add_args("-machine",
51                         "virt,acpi=on,"
52                         "virtualization=on,"
53                         "mte=on,"
54                         "gic-version=max,iommu=smmuv3")
55        self.vm.add_args("-smp", "2", "-m", "1024")
56        self.vm.add_args('-bios', self.build_file('pc-bios',
57                                                  'edk2-aarch64-code.fd'))
58        self.vm.add_args("-drive", f"file={iso_path},media=cdrom,format=raw")
59        self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
60        self.vm.add_args('-object', 'rng-random,id=rng0,filename=/dev/urandom')
61
62        self.vm.launch()
63        self.wait_for_console_pattern('Welcome to Alpine Linux 3.17')
64
65
66    ASSET_KERNEL = Asset(
67        ('https://fileserver.linaro.org/s/'
68         'z6B2ARM7DQT3HWN/download'),
69        '12a54d4805cda6ab647cb7c7bbdb16fafb3df400e0d6f16445c1a0436100ef8d')
70
71    def common_aarch64_virt(self, machine):
72        """
73        Common code to launch basic virt machine with kernel+initrd
74        and a scratch disk.
75        """
76        self.set_machine('virt')
77        self.require_accelerator("tcg")
78
79        logger = logging.getLogger('aarch64_virt')
80
81        kernel_path = self.ASSET_KERNEL.fetch()
82
83        self.vm.set_console()
84        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
85                               'console=ttyAMA0')
86        self.vm.add_args('-cpu', 'max,pauth-impdef=on',
87                         '-machine', machine,
88                         '-accel', 'tcg',
89                         '-kernel', kernel_path,
90                         '-append', kernel_command_line)
91
92        # A RNG offers an easy way to generate a few IRQs
93        self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
94        self.vm.add_args('-object',
95                         'rng-random,id=rng0,filename=/dev/urandom')
96
97        # Also add a scratch block device
98        logger.info('creating scratch qcow2 image')
99        image_path = self.scratch_file('scratch.qcow2')
100        qemu_img = get_qemu_img(self)
101        check_call([qemu_img, 'create', '-f', 'qcow2', image_path, '8M'],
102                   stdout=DEVNULL, stderr=DEVNULL)
103
104        # Add the device
105        self.vm.add_args('-blockdev',
106                         "driver=qcow2,"
107                         "file.driver=file,"
108                         f"file.filename={image_path},node-name=scratch")
109        self.vm.add_args('-device',
110                         'virtio-blk-device,drive=scratch')
111
112        self.vm.launch()
113
114        ps1='#'
115        self.wait_for_console_pattern('login:')
116
117        commands = [
118            ('root', ps1),
119            ('cat /proc/interrupts', ps1),
120            ('cat /proc/self/maps', ps1),
121            ('uname -a', ps1),
122            ('dd if=/dev/hwrng of=/dev/vda bs=512 count=4', ps1),
123            ('md5sum /dev/vda', ps1),
124            ('halt -n', 'reboot: System halted')
125        ]
126
127        for cmd, pattern in commands:
128            exec_command_and_wait_for_pattern(self, cmd, pattern)
129
130    def test_aarch64_virt_gicv3(self):
131        self.common_aarch64_virt("virt,gic_version=3")
132
133    def test_aarch64_virt_gicv2(self):
134        self.common_aarch64_virt("virt,gic-version=2")
135
136
137
138if __name__ == '__main__':
139    QemuSystemTest.main()
140