xref: /openbmc/qemu/tests/avocado/load_bflt.py (revision 4921d0a7) 
1# Test the bFLT loader format
2#
3# Copyright (C) 2019 Philippe Mathieu-Daudé <f4bug@amsat.org>
4#
5# SPDX-License-Identifier: GPL-2.0-or-later
6
7import os
8import bz2
9import subprocess
10
11from avocado import skipUnless
12from avocado_qemu import QemuUserTest
13from avocado_qemu import has_cmd
14
15
16class LoadBFLT(QemuUserTest):
17
18    def extract_cpio(self, cpio_path):
19        """
20        Extracts a cpio archive into the test workdir
21
22        :param cpio_path: path to the cpio archive
23        """
24        cwd = os.getcwd()
25        os.chdir(self.workdir)
26        with bz2.open(cpio_path, 'rb') as archive_cpio:
27            subprocess.run(['cpio', '-i'], input=archive_cpio.read(),
28                           stderr=subprocess.DEVNULL)
29        os.chdir(cwd)
30
31    @skipUnless(*has_cmd('cpio'))
32    @skipUnless(os.getenv('AVOCADO_ALLOW_UNTRUSTED_CODE'), 'untrusted code')
33    def test_stm32(self):
34        """
35        :avocado: tags=arch:arm
36        :avocado: tags=linux_user
37        :avocado: tags=quick
38        """
39        # See https://elinux.org/STM32#User_Space
40        rootfs_url = ('https://elinux.org/images/5/51/'
41                      'Stm32_mini_rootfs.cpio.bz2')
42        rootfs_hash = '9f065e6ba40cce7411ba757f924f30fcc57951e6'
43        rootfs_path_bz2 = self.fetch_asset(rootfs_url, asset_hash=rootfs_hash)
44        busybox_path = os.path.join(self.workdir, "/bin/busybox")
45
46        self.extract_cpio(rootfs_path_bz2)
47
48        res = self.run(busybox_path)
49        ver = 'BusyBox v1.24.0.git (2015-02-03 22:17:13 CET) multi-call binary.'
50        self.assertIn(ver, res.stdout_text)
51
52        res = self.run(busybox_path, ['uname', '-a'])
53        unm = 'armv7l GNU/Linux'
54        self.assertIn(unm, res.stdout_text)
55