xref: /qemu/tests/functional/test_aarch64_virt.py (revision fb5c28e1955537228fe59a901e6cf6258da682d5) 
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
15from subprocess import check_call, DEVNULL
16
17from qemu_test import QemuSystemTest, Asset
18from qemu_test import exec_command, wait_for_console_pattern
19from qemu_test import get_qemu_img
20
21
22class Aarch64VirtMachine(QemuSystemTest):
23    KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
24    timeout = 360
25
26    def wait_for_console_pattern(self, success_message, vm=None):
27        wait_for_console_pattern(self, success_message,
28                                 failure_message='Kernel panic - not syncing',
29                                 vm=vm)
30
31    ASSET_ALPINE_ISO = Asset(
32        ('https://dl-cdn.alpinelinux.org/'
33         'alpine/v3.17/releases/aarch64/alpine-standard-3.17.2-aarch64.iso'),
34        '5a36304ecf039292082d92b48152a9ec21009d3a62f459de623e19c4bd9dc027')
35
36    # This tests the whole boot chain from EFI to Userspace
37    # We only boot a whole OS for the current top level CPU and GIC
38    # Other test profiles should use more minimal boots
39    def test_alpine_virt_tcg_gic_max(self):
40        iso_path = self.ASSET_ALPINE_ISO.fetch()
41
42        self.set_machine('virt')
43        self.vm.set_console()
44        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
45                               'console=ttyAMA0')
46        self.require_accelerator("tcg")
47
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        logger = logging.getLogger('aarch64_virt')
77
78        kernel_path = self.ASSET_KERNEL.fetch()
79
80        self.set_machine('virt')
81        self.vm.set_console()
82        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
83                               'console=ttyAMA0')
84        self.require_accelerator("tcg")
85        self.vm.add_args('-cpu', 'max,pauth-impdef=on',
86                         '-machine', machine,
87                         '-accel', 'tcg',
88                         '-kernel', kernel_path,
89                         '-append', kernel_command_line)
90
91        # A RNG offers an easy way to generate a few IRQs
92        self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
93        self.vm.add_args('-object',
94                         'rng-random,id=rng0,filename=/dev/urandom')
95
96        # Also add a scratch block device
97        logger.info('creating scratch qcow2 image')
98        image_path = self.scratch_file('scratch.qcow2')
99        qemu_img = get_qemu_img(self)
100        check_call([qemu_img, 'create', '-f', 'qcow2', image_path, '8M'],
101                   stdout=DEVNULL, stderr=DEVNULL)
102
103        # Add the device
104        self.vm.add_args('-blockdev',
105                         f"driver=qcow2,file.driver=file,file.filename={image_path},node-name=scratch")
106        self.vm.add_args('-device',
107                         'virtio-blk-device,drive=scratch')
108
109        self.vm.launch()
110        self.wait_for_console_pattern('Welcome to Buildroot')
111        time.sleep(0.1)
112        exec_command(self, 'root')
113        time.sleep(0.1)
114        exec_command(self, 'dd if=/dev/hwrng of=/dev/vda bs=512 count=4')
115        time.sleep(0.1)
116        exec_command(self, 'md5sum /dev/vda')
117        time.sleep(0.1)
118        exec_command(self, 'cat /proc/interrupts')
119        time.sleep(0.1)
120        exec_command(self, 'cat /proc/self/maps')
121        time.sleep(0.1)
122
123    def test_aarch64_virt_gicv3(self):
124        self.common_aarch64_virt("virt,gic_version=3")
125
126    def test_aarch64_virt_gicv2(self):
127        self.common_aarch64_virt("virt,gic-version=2")
128
129
130if __name__ == '__main__':
131    QemuSystemTest.main()
132