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# 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 time
import os
import logging
from avocado_qemu import QemuSystemTest
from avocado_qemu import wait_for_console_pattern
from avocado_qemu import exec_command
from avocado_qemu import BUILD_DIR
from avocado.utils import process
from avocado.utils.path import find_command
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)
# 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):
"""
:avocado: tags=arch:aarch64
:avocado: tags=machine:virt
:avocado: tags=accel:tcg
"""
iso_url = ('https://dl-cdn.alpinelinux.org/'
'alpine/v3.17/releases/aarch64/'
'alpine-standard-3.17.2-aarch64.iso')
# Alpine use sha256 so I recalculated this myself
iso_sha1 = '76284fcd7b41fe899b0c2375ceb8470803eea839'
iso_path = self.fetch_asset(iso_url, asset_hash=iso_sha1)
self.vm.set_console()
kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
'console=ttyAMA0')
self.require_accelerator("tcg")
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', os.path.join(BUILD_DIR, 'pc-bios',
'edk2-aarch64-code.fd'))
self.vm.add_args("-drive", f"file={iso_path},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')
def common_aarch64_virt(self, machine):
"""
Common code to launch basic virt machine with kernel+initrd
and a scratch disk.
"""
logger = logging.getLogger('aarch64_virt')
kernel_url = ('https://fileserver.linaro.org/s/'
'z6B2ARM7DQT3HWN/download')
kernel_hash = 'ed11daab50c151dde0e1e9c9cb8b2d9bd3215347'
kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
self.vm.set_console()
kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
'console=ttyAMA0')
self.require_accelerator("tcg")
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 = os.path.join(self.workdir, 'scratch.qcow2')
qemu_img = os.path.join(BUILD_DIR, 'qemu-img')
if not os.path.exists(qemu_img):
qemu_img = find_command('qemu-img', False)
if qemu_img is False:
self.cancel('Could not find "qemu-img", which is required to '
'create the temporary qcow2 image')
cmd = '%s create -f qcow2 %s 8M' % (qemu_img, image_path)
process.run(cmd)
# Add the device
self.vm.add_args('-blockdev',
f"driver=qcow2,file.driver=file,file.filename={image_path},node-name=scratch")
self.vm.add_args('-device',
'virtio-blk-device,drive=scratch')
self.vm.launch()
self.wait_for_console_pattern('Welcome to Buildroot')
time.sleep(0.1)
exec_command(self, 'root')
time.sleep(0.1)
exec_command(self, 'dd if=/dev/hwrng of=/dev/vda bs=512 count=4')
time.sleep(0.1)
exec_command(self, 'md5sum /dev/vda')
time.sleep(0.1)
exec_command(self, 'cat /proc/interrupts')
time.sleep(0.1)
exec_command(self, 'cat /proc/self/maps')
time.sleep(0.1)
def test_aarch64_virt_gicv3(self):
"""
:avocado: tags=arch:aarch64
:avocado: tags=machine:virt
:avocado: tags=accel:tcg
:avocado: tags=cpu:max
"""
self.common_aarch64_virt("virt,gic_version=3")
def test_aarch64_virt_gicv2(self):
"""
:avocado: tags=arch:aarch64
:avocado: tags=machine:virt
:avocado: tags=accel:tcg
:avocado: tags=cpu:max
"""
self.common_aarch64_virt("virt,gic-version=2")
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