xref: /qemu/tests/functional/test_aarch64_virt.py (revision beaf88c895a5eda649777757c80ab4171de777ff) 
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 time
14import logging
15
16from qemu_test import QemuSystemTest, Asset
17from qemu_test import exec_command, wait_for_console_pattern
18from qemu_test import get_qemu_img, run_cmd
19
20
21class Aarch64VirtMachine(QemuSystemTest):
22    KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
23    timeout = 360
24
25    def wait_for_console_pattern(self, success_message, vm=None):
26        wait_for_console_pattern(self, success_message,
27                                 failure_message='Kernel panic - not syncing',
28                                 vm=vm)
29
30    ASSET_ALPINE_ISO = Asset(
31        ('https://dl-cdn.alpinelinux.org/'
32         'alpine/v3.17/releases/aarch64/alpine-standard-3.17.2-aarch64.iso'),
33        '5a36304ecf039292082d92b48152a9ec21009d3a62f459de623e19c4bd9dc027')
34
35    # This tests the whole boot chain from EFI to Userspace
36    # We only boot a whole OS for the current top level CPU and GIC
37    # Other test profiles should use more minimal boots
38    def test_alpine_virt_tcg_gic_max(self):
39        iso_path = self.ASSET_ALPINE_ISO.fetch()
40
41        self.set_machine('virt')
42        self.vm.set_console()
43        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
44                               'console=ttyAMA0')
45        self.require_accelerator("tcg")
46
47        self.vm.add_args("-accel", "tcg")
48        self.vm.add_args("-cpu", "max,pauth-impdef=on")
49        self.vm.add_args("-machine",
50                         "virt,acpi=on,"
51                         "virtualization=on,"
52                         "mte=on,"
53                         "gic-version=max,iommu=smmuv3")
54        self.vm.add_args("-smp", "2", "-m", "1024")
55        self.vm.add_args('-bios', self.build_file('pc-bios',
56                                                  'edk2-aarch64-code.fd'))
57        self.vm.add_args("-drive", f"file={iso_path},media=cdrom,format=raw")
58        self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
59        self.vm.add_args('-object', 'rng-random,id=rng0,filename=/dev/urandom')
60
61        self.vm.launch()
62        self.wait_for_console_pattern('Welcome to Alpine Linux 3.17')
63
64
65    ASSET_KERNEL = Asset(
66        ('https://fileserver.linaro.org/s/'
67         'z6B2ARM7DQT3HWN/download'),
68        '12a54d4805cda6ab647cb7c7bbdb16fafb3df400e0d6f16445c1a0436100ef8d')
69
70    def common_aarch64_virt(self, machine):
71        """
72        Common code to launch basic virt machine with kernel+initrd
73        and a scratch disk.
74        """
75        logger = logging.getLogger('aarch64_virt')
76
77        kernel_path = self.ASSET_KERNEL.fetch()
78
79        self.set_machine('virt')
80        self.vm.set_console()
81        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
82                               'console=ttyAMA0')
83        self.require_accelerator("tcg")
84        self.vm.add_args('-cpu', 'max,pauth-impdef=on',
85                         '-machine', machine,
86                         '-accel', 'tcg',
87                         '-kernel', kernel_path,
88                         '-append', kernel_command_line)
89
90        # A RNG offers an easy way to generate a few IRQs
91        self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
92        self.vm.add_args('-object',
93                         'rng-random,id=rng0,filename=/dev/urandom')
94
95        # Also add a scratch block device
96        logger.info('creating scratch qcow2 image')
97        image_path = self.scratch_file('scratch.qcow2')
98        qemu_img = get_qemu_img(self)
99        run_cmd([qemu_img, 'create', '-f', 'qcow2', image_path, '8M'])
100
101        # Add the device
102        self.vm.add_args('-blockdev',
103                         f"driver=qcow2,file.driver=file,file.filename={image_path},node-name=scratch")
104        self.vm.add_args('-device',
105                         'virtio-blk-device,drive=scratch')
106
107        self.vm.launch()
108        self.wait_for_console_pattern('Welcome to Buildroot')
109        time.sleep(0.1)
110        exec_command(self, 'root')
111        time.sleep(0.1)
112        exec_command(self, 'dd if=/dev/hwrng of=/dev/vda bs=512 count=4')
113        time.sleep(0.1)
114        exec_command(self, 'md5sum /dev/vda')
115        time.sleep(0.1)
116        exec_command(self, 'cat /proc/interrupts')
117        time.sleep(0.1)
118        exec_command(self, 'cat /proc/self/maps')
119        time.sleep(0.1)
120
121    def test_aarch64_virt_gicv3(self):
122        self.common_aarch64_virt("virt,gic_version=3")
123
124    def test_aarch64_virt_gicv2(self):
125        self.common_aarch64_virt("virt,gic-version=2")
126
127
128if __name__ == '__main__':
129    QemuSystemTest.main()
130