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#!/usr/bin/env python3
#
# Functional test that boots a various Linux systems and checks the
# console output.
#
# Copyright (c) 2022 Linaro Ltd.
#
# Author:
# Alex Bennée <alex.bennee@linaro.org>
#
# SPDX-License-Identifier: GPL-2.0-or-later
import logging
from subprocess import check_call, DEVNULL
from qemu.machine.machine import VMLaunchFailure
from qemu_test import QemuSystemTest, Asset
from qemu_test import exec_command, exec_command_and_wait_for_pattern
from qemu_test import wait_for_console_pattern
from qemu_test import skipIfMissingCommands, get_qemu_img
class Aarch64VirtMachine(QemuSystemTest):
KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
timeout = 360
def wait_for_console_pattern(self, success_message, vm=None):
wait_for_console_pattern(self, success_message,
failure_message='Kernel panic - not syncing',
vm=vm)
ASSET_ALPINE_ISO = Asset(
('https://dl-cdn.alpinelinux.org/'
'alpine/v3.17/releases/aarch64/alpine-standard-3.17.2-aarch64.iso'),
'5a36304ecf039292082d92b48152a9ec21009d3a62f459de623e19c4bd9dc027')
# This tests the whole boot chain from EFI to Userspace
# We only boot a whole OS for the current top level CPU and GIC
# Other test profiles should use more minimal boots
def test_alpine_virt_tcg_gic_max(self):
iso_path = self.ASSET_ALPINE_ISO.fetch()
self.set_machine('virt')
self.require_accelerator("tcg")
self.vm.set_console()
self.vm.add_args("-accel", "tcg")
self.vm.add_args("-cpu", "max,pauth-impdef=on")
self.vm.add_args("-machine",
"virt,acpi=on,"
"virtualization=on,"
"mte=on,"
"gic-version=max,iommu=smmuv3")
self.vm.add_args("-smp", "2", "-m", "1024")
self.vm.add_args('-bios', self.build_file('pc-bios',
'edk2-aarch64-code.fd'))
self.vm.add_args("-drive", f"file={iso_path},media=cdrom,format=raw")
self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
self.vm.add_args('-object', 'rng-random,id=rng0,filename=/dev/urandom')
self.vm.launch()
self.wait_for_console_pattern('Welcome to Alpine Linux 3.17')
ASSET_KERNEL = Asset(
('https://fileserver.linaro.org/s/'
'z6B2ARM7DQT3HWN/download'),
'12a54d4805cda6ab647cb7c7bbdb16fafb3df400e0d6f16445c1a0436100ef8d')
def common_aarch64_virt(self, machine):
"""
Common code to launch basic virt machine with kernel+initrd
and a scratch disk.
"""
self.set_machine('virt')
self.require_accelerator("tcg")
logger = logging.getLogger('aarch64_virt')
kernel_path = self.ASSET_KERNEL.fetch()
self.vm.set_console()
kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
'console=ttyAMA0')
self.vm.add_args('-cpu', 'max,pauth-impdef=on',
'-machine', machine,
'-accel', 'tcg',
'-kernel', kernel_path,
'-append', kernel_command_line)
# A RNG offers an easy way to generate a few IRQs
self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
self.vm.add_args('-object',
'rng-random,id=rng0,filename=/dev/urandom')
# Also add a scratch block device
logger.info('creating scratch qcow2 image')
image_path = self.scratch_file('scratch.qcow2')
qemu_img = get_qemu_img(self)
check_call([qemu_img, 'create', '-f', 'qcow2', image_path, '8M'],
stdout=DEVNULL, stderr=DEVNULL)
# Add the device
self.vm.add_args('-blockdev',
"driver=qcow2,"
"file.driver=file,"
f"file.filename={image_path},node-name=scratch")
self.vm.add_args('-device',
'virtio-blk-device,drive=scratch')
self.vm.launch()
ps1='#'
self.wait_for_console_pattern('login:')
commands = [
('root', ps1),
('cat /proc/interrupts', ps1),
('cat /proc/self/maps', ps1),
('uname -a', ps1),
('dd if=/dev/hwrng of=/dev/vda bs=512 count=4', ps1),
('md5sum /dev/vda', ps1),
('halt -n', 'reboot: System halted')
]
for cmd, pattern in commands:
exec_command_and_wait_for_pattern(self, cmd, pattern)
def test_aarch64_virt_gicv3(self):
self.common_aarch64_virt("virt,gic_version=3")
def test_aarch64_virt_gicv2(self):
self.common_aarch64_virt("virt,gic-version=2")
if __name__ == '__main__':
QemuSystemTest.main()
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