9d403d27bc
Now that the previous commit ("hw/mips/gt64xxx_pci: Don't
endian-swap GT_PCI0_CFGADDR") fixed the issue accessing
the GT64120 PCI config-address register on big-endian
targets, we can enable this TuxRun test.
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230223220404.63630-1-philmd@linaro.org>
411 lines
13 KiB
Python
411 lines
13 KiB
Python
# Functional test that boots known good tuxboot images the same way
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# that tuxrun (www.tuxrun.org) does. This tool is used by things like
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# the LKFT project to run regression tests on kernels.
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#
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# Copyright (c) 2023 Linaro Ltd.
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#
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# Author:
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# Alex Bennée <alex.bennee@linaro.org>
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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import os
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import time
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from avocado import skip, skipIf
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from avocado_qemu import QemuSystemTest
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from avocado_qemu import exec_command, exec_command_and_wait_for_pattern
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from avocado_qemu import wait_for_console_pattern
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from avocado.utils import process
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from avocado.utils.path import find_command
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class TuxRunBaselineTest(QemuSystemTest):
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"""
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:avocado: tags=accel:tcg
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"""
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KERNEL_COMMON_COMMAND_LINE = 'printk.time=0'
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# Tests are ~10-40s, allow for --debug/--enable-gcov overhead
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timeout = 100
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def get_tag(self, tagname, default=None):
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"""
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Get the metadata tag or return the default.
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"""
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utag = self._get_unique_tag_val(tagname)
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print(f"{tagname}/{default} -> {utag}")
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if utag:
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return utag
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return default
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def setUp(self):
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super().setUp()
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# We need zstd for all the tuxrun tests
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# See https://github.com/avocado-framework/avocado/issues/5609
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zstd = find_command('zstd', False)
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if zstd is False:
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self.cancel('Could not find "zstd", which is required to '
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'decompress rootfs')
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self.zstd = zstd
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# Process the TuxRun specific tags, most machines work with
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# reasonable defaults but we sometimes need to tweak the
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# config. To avoid open coding everything we store all these
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# details in the metadata for each test.
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# The tuxboot tag matches the root directory
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self.tuxboot = self.get_tag('tuxboot')
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# Most Linux's use ttyS0 for their serial port
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self.console = self.get_tag('console', "ttyS0")
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# Does the machine shutdown QEMU nicely on "halt"
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self.shutdown = self.get_tag('shutdown')
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# The name of the kernel Image file
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self.image = self.get_tag('image', "Image")
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self.root = self.get_tag('root', "vda")
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# Occasionally we need extra devices to hook things up
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self.extradev = self.get_tag('extradev')
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def wait_for_console_pattern(self, success_message, vm=None):
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wait_for_console_pattern(self, success_message,
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failure_message='Kernel panic - not syncing',
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vm=vm)
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def fetch_tuxrun_assets(self, dt=None):
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"""
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Fetch the TuxBoot assets. They are stored in a standard way so we
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use the per-test tags to fetch details.
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"""
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base_url = f"https://storage.tuxboot.com/{self.tuxboot}/"
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kernel_image = self.fetch_asset(base_url + self.image)
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disk_image_zst = self.fetch_asset(base_url + "rootfs.ext4.zst")
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cmd = f"{self.zstd} -d {disk_image_zst} -o {self.workdir}/rootfs.ext4"
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process.run(cmd)
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if dt:
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dtb = self.fetch_asset(base_url + dt)
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else:
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dtb = None
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return (kernel_image, self.workdir + "/rootfs.ext4", dtb)
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def prepare_run(self, kernel, disk, drive, dtb=None, console_index=0):
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"""
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Setup to run and add the common parameters to the system
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"""
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self.vm.set_console(console_index=console_index)
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# all block devices are raw ext4's
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blockdev = "driver=raw,file.driver=file," \
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+ f"file.filename={disk},node-name=hd0"
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kcmd_line = self.KERNEL_COMMON_COMMAND_LINE
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kcmd_line += f" root=/dev/{self.root}"
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kcmd_line += f" console={self.console}"
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self.vm.add_args('-kernel', kernel,
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'-append', kcmd_line,
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'-blockdev', blockdev)
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# Sometimes we need extra devices attached
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if self.extradev:
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self.vm.add_args('-device', self.extradev)
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self.vm.add_args('-device',
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f"{drive},drive=hd0")
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# Some machines need an explicit DTB
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if dtb:
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self.vm.add_args('-dtb', dtb)
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def run_tuxtest_tests(self, haltmsg):
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"""
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Wait for the system to boot up, wait for the login prompt and
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then do a few things on the console. Trigger a shutdown and
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wait to exit cleanly.
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"""
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self.wait_for_console_pattern("Welcome to TuxTest")
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time.sleep(0.2)
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exec_command(self, 'root')
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time.sleep(0.2)
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exec_command(self, 'cat /proc/interrupts')
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time.sleep(0.1)
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exec_command(self, 'cat /proc/self/maps')
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time.sleep(0.1)
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exec_command(self, 'uname -a')
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time.sleep(0.1)
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exec_command_and_wait_for_pattern(self, 'halt', haltmsg)
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# Wait for VM to shut down gracefully if it can
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if self.shutdown == "nowait":
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self.vm.shutdown()
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else:
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self.vm.wait()
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def common_tuxrun(self, dt=None,
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drive="virtio-blk-device",
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haltmsg="reboot: System halted",
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console_index=0):
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"""
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Common path for LKFT tests. Unless we need to do something
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special with the command line we can process most things using
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the tag metadata.
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"""
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(kernel, disk, dtb) = self.fetch_tuxrun_assets(dt)
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self.prepare_run(kernel, disk, drive, dtb, console_index)
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self.vm.launch()
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self.run_tuxtest_tests(haltmsg)
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#
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# The tests themselves. The configuration is derived from how
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# tuxrun invokes qemu (with minor tweaks like using -blockdev
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# consistently). The tuxrun equivalent is something like:
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#
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# tuxrun --device qemu-{ARCH} \
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# --kernel https://storage.tuxboot.com/{TUXBOOT}/{IMAGE}
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#
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def test_arm64(self):
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"""
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:avocado: tags=arch:aarch64
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:avocado: tags=cpu:cortex-a57
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:avocado: tags=machine:virt
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:avocado: tags=tuxboot:arm64
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:avocado: tags=console:ttyAMA0
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun()
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def test_arm64be(self):
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"""
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:avocado: tags=arch:aarch64
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:avocado: tags=cpu:cortex-a57
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:avocado: tags=endian:big
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:avocado: tags=machine:virt
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:avocado: tags=tuxboot:arm64be
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:avocado: tags=console:ttyAMA0
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun()
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def test_armv5(self):
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"""
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:avocado: tags=arch:arm
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:avocado: tags=cpu:arm926
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:avocado: tags=machine:versatilepb
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:avocado: tags=tuxboot:armv5
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:avocado: tags=image:zImage
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:avocado: tags=console:ttyAMA0
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="virtio-blk-pci",
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dt="versatile-pb.dtb")
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def test_armv7(self):
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"""
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:avocado: tags=arch:arm
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:avocado: tags=cpu:cortex-a15
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:avocado: tags=machine:virt
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:avocado: tags=tuxboot:armv7
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:avocado: tags=image:zImage
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:avocado: tags=console:ttyAMA0
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun()
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def test_armv7be(self):
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"""
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:avocado: tags=arch:arm
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:avocado: tags=cpu:cortex-a15
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:avocado: tags=endian:big
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:avocado: tags=machine:virt
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:avocado: tags=tuxboot:armv7be
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:avocado: tags=image:zImage
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:avocado: tags=console:ttyAMA0
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun()
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def test_i386(self):
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"""
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:avocado: tags=arch:i386
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:avocado: tags=cpu:coreduo
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:avocado: tags=machine:q35
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:avocado: tags=tuxboot:i386
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:avocado: tags=image:bzImage
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="virtio-blk-pci")
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def test_mips32(self):
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"""
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:avocado: tags=arch:mips
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:avocado: tags=machine:malta
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:avocado: tags=cpu:mips32r6-generic
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:avocado: tags=endian:big
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:avocado: tags=tuxboot:mips32
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:avocado: tags=image:vmlinux
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:avocado: tags=root:sda
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="driver=ide-hd,bus=ide.0,unit=0")
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def test_mips32el(self):
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"""
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:avocado: tags=arch:mipsel
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:avocado: tags=machine:malta
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:avocado: tags=cpu:mips32r6-generic
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:avocado: tags=tuxboot:mips32el
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:avocado: tags=image:vmlinux
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:avocado: tags=root:sda
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="driver=ide-hd,bus=ide.0,unit=0")
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def test_mips64(self):
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"""
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:avocado: tags=arch:mips64
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:avocado: tags=machine:malta
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:avocado: tags=tuxboot:mips64
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:avocado: tags=endian:big
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:avocado: tags=image:vmlinux
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:avocado: tags=root:sda
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="driver=ide-hd,bus=ide.0,unit=0")
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def test_mips64el(self):
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"""
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:avocado: tags=arch:mips64el
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:avocado: tags=machine:malta
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:avocado: tags=tuxboot:mips64el
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:avocado: tags=image:vmlinux
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:avocado: tags=root:sda
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="driver=ide-hd,bus=ide.0,unit=0")
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def test_ppc32(self):
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"""
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:avocado: tags=arch:ppc
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:avocado: tags=machine:ppce500
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:avocado: tags=cpu:e500mc
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:avocado: tags=tuxboot:ppc32
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:avocado: tags=image:uImage
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="virtio-blk-pci")
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def test_ppc64(self):
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"""
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:avocado: tags=arch:ppc64
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:avocado: tags=machine:pseries
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:avocado: tags=cpu:POWER8
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:avocado: tags=endian:big
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:avocado: tags=console:hvc0
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:avocado: tags=tuxboot:ppc64
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:avocado: tags=image:vmlinux
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:avocado: tags=extradev:driver=spapr-vscsi
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:avocado: tags=root:sda
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"""
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self.common_tuxrun(drive="scsi-hd")
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def test_ppc64le(self):
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"""
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:avocado: tags=arch:ppc64
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:avocado: tags=machine:pseries
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:avocado: tags=cpu:POWER8
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:avocado: tags=console:hvc0
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:avocado: tags=tuxboot:ppc64le
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:avocado: tags=image:vmlinux
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:avocado: tags=extradev:driver=spapr-vscsi
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:avocado: tags=root:sda
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"""
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self.common_tuxrun(drive="scsi-hd")
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def test_riscv32(self):
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"""
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:avocado: tags=arch:riscv32
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:avocado: tags=machine:virt
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:avocado: tags=tuxboot:riscv32
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"""
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self.common_tuxrun()
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def test_riscv64(self):
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"""
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:avocado: tags=arch:riscv64
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:avocado: tags=machine:virt
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:avocado: tags=tuxboot:riscv64
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"""
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self.common_tuxrun()
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def test_s390(self):
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"""
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:avocado: tags=arch:s390x
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:avocado: tags=endian:big
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:avocado: tags=tuxboot:s390
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:avocado: tags=image:bzImage
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="virtio-blk-ccw",
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haltmsg="Requesting system halt")
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# Note: some segfaults caused by unaligned userspace access
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@skipIf(os.getenv('GITLAB_CI'), 'Skipping unstable test on GitLab')
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def test_sh4(self):
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"""
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:avocado: tags=arch:sh4
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:avocado: tags=machine:r2d
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:avocado: tags=cpu:sh7785
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:avocado: tags=tuxboot:sh4
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:avocado: tags=image:zImage
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:avocado: tags=root:sda
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:avocado: tags=console:ttySC1
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"""
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# The test is currently too unstable to do much in userspace
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# so we skip common_tuxrun and do a minimal boot and shutdown.
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(kernel, disk, dtb) = self.fetch_tuxrun_assets()
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# the console comes on the second serial port
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self.prepare_run(kernel, disk,
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"driver=ide-hd,bus=ide.0,unit=0",
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console_index=1)
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self.vm.launch()
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self.wait_for_console_pattern("Welcome to TuxTest")
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time.sleep(0.1)
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exec_command(self, 'root')
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time.sleep(0.1)
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exec_command_and_wait_for_pattern(self, 'halt',
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"reboot: System halted")
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def test_sparc64(self):
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"""
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:avocado: tags=arch:sparc64
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:avocado: tags=tuxboot:sparc64
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:avocado: tags=image:vmlinux
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:avocado: tags=root:sda
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="driver=ide-hd,bus=ide.0,unit=0")
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def test_x86_64(self):
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"""
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:avocado: tags=arch:x86_64
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:avocado: tags=machine:q35
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:avocado: tags=cpu:Nehalem
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:avocado: tags=tuxboot:x86_64
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:avocado: tags=image:bzImage
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:avocado: tags=root:sda
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:avocado: tags=shutdown:nowait
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"""
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self.common_tuxrun(drive="driver=ide-hd,bus=ide.0,unit=0")
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