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# Test that Linux kernel boots on ppc powernv machines and check the console
#
# Copyright (c) 2018, 2020 Red Hat, Inc.
#
# This work is licensed under the terms of the GNU GPL, version 2 or
# later. See the COPYING file in the top-level directory.
from avocado.utils import archive
from avocado_qemu import QemuSystemTest
from avocado_qemu import wait_for_console_pattern
class powernvMachine(QemuSystemTest):
timeout = 90
KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
panic_message = 'Kernel panic - not syncing'
good_message = 'VFS: Cannot open root device'
def do_test_linux_boot(self):
self.require_accelerator("tcg")
kernel_url = ('https://archives.fedoraproject.org/pub/archive'
'/fedora-secondary/releases/29/Everything/ppc64le/os'
'/ppc/ppc64/vmlinuz')
kernel_hash = '3fe04abfc852b66653b8c3c897a59a689270bc77'
kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
self.vm.set_console()
kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=hvc0'
self.vm.add_args('-kernel', kernel_path,
'-append', kernel_command_line)
self.vm.launch()
def test_linux_boot(self):
"""
:avocado: tags=arch:ppc64
:avocado: tags=machine:powernv
:avocado: tags=accel:tcg
"""
self.do_test_linux_boot()
console_pattern = 'VFS: Cannot open root device'
wait_for_console_pattern(self, console_pattern, self.panic_message)
def test_linux_smp_boot(self):
"""
:avocado: tags=arch:ppc64
:avocado: tags=machine:powernv
:avocado: tags=accel:tcg
"""
self.vm.add_args('-smp', '4')
self.do_test_linux_boot()
console_pattern = 'smp: Brought up 1 node, 4 CPUs'
wait_for_console_pattern(self, console_pattern, self.panic_message)
wait_for_console_pattern(self, self.good_message, self.panic_message)
def test_linux_smt_boot(self):
"""
:avocado: tags=arch:ppc64
:avocado: tags=machine:powernv
:avocado: tags=accel:tcg
"""
self.vm.add_args('-smp', '4,threads=4')
self.do_test_linux_boot()
console_pattern = 'CPU maps initialized for 4 threads per core'
wait_for_console_pattern(self, console_pattern, self.panic_message)
console_pattern = 'smp: Brought up 1 node, 4 CPUs'
wait_for_console_pattern(self, console_pattern, self.panic_message)
wait_for_console_pattern(self, self.good_message, self.panic_message)
def test_linux_big_boot(self):
"""
:avocado: tags=arch:ppc64
:avocado: tags=machine:powernv
:avocado: tags=accel:tcg
"""
self.vm.add_args('-smp', '16,threads=4,cores=2,sockets=2')
# powernv does not support NUMA
self.do_test_linux_boot()
console_pattern = 'CPU maps initialized for 4 threads per core'
wait_for_console_pattern(self, console_pattern, self.panic_message)
console_pattern = 'smp: Brought up 2 nodes, 16 CPUs'
wait_for_console_pattern(self, console_pattern, self.panic_message)
wait_for_console_pattern(self, self.good_message, self.panic_message)
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