tests/avocado/machine_arm_integratorcp.py

   1 # Functional test that boots a Linux kernel and checks the console
   2 #
   3 # Copyright (c) 2020 Red Hat, Inc.
   4 #
   5 # Author:
   6 #  Thomas Huth <thuth@redhat.com>
   7 #
   8 # This work is licensed under the terms of the GNU GPL, version 2 or
   9 # later.  See the COPYING file in the top-level directory.
  10
  11 import os
  12 import logging
  13
  14 from avocado import skipUnless
  15 from avocado_qemu import QemuSystemTest
  16 from avocado_qemu import wait_for_console_pattern
  17
  18
  19 NUMPY_AVAILABLE = True
  20 try:
  21     import numpy as np
  22 except ImportError:
  23     NUMPY_AVAILABLE = False
  24
  25 CV2_AVAILABLE = True
  26 try:
  27     import cv2
  28 except ImportError:
  29     CV2_AVAILABLE = False
  30
  31
  32 class IntegratorMachine(QemuSystemTest):
  33
  34     timeout = 90
  35
  36     def boot_integratorcp(self):
  37         kernel_url = ('https://github.com/zayac/qemu-arm/raw/master/'
  38                       'arm-test/kernel/zImage.integrator')
  39         kernel_hash = '0d7adba893c503267c946a3cbdc63b4b54f25468'
  40         kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
  41
  42         initrd_url = ('https://github.com/zayac/qemu-arm/raw/master/'
  43                       'arm-test/kernel/arm_root.img')
  44         initrd_hash = 'b51e4154285bf784e017a37586428332d8c7bd8b'
  45         initrd_path = self.fetch_asset(initrd_url, asset_hash=initrd_hash)
  46
  47         self.vm.set_console()
  48         self.vm.add_args('-kernel', kernel_path,
  49                          '-initrd', initrd_path,
  50                          '-append', 'printk.time=0 console=ttyAMA0')
  51         self.vm.launch()
  52
  53     @skipUnless(os.getenv('AVOCADO_ALLOW_UNTRUSTED_CODE'), 'untrusted code')
  54     def test_integratorcp_console(self):
  55         """
  56         Boots the Linux kernel and checks that the console is operational
  57         :avocado: tags=arch:arm
  58         :avocado: tags=machine:integratorcp
  59         :avocado: tags=device:pl011
  60         """
  61         self.boot_integratorcp()
  62         wait_for_console_pattern(self, 'Log in as root')
  63
  64     @skipUnless(NUMPY_AVAILABLE, 'Python NumPy not installed')
  65     @skipUnless(CV2_AVAILABLE, 'Python OpenCV not installed')
  66     @skipUnless(os.getenv('AVOCADO_ALLOW_UNTRUSTED_CODE'), 'untrusted code')
  67     def test_framebuffer_tux_logo(self):
  68         """
  69         Boot Linux and verify the Tux logo is displayed on the framebuffer.
  70         :avocado: tags=arch:arm
  71         :avocado: tags=machine:integratorcp
  72         :avocado: tags=device:pl110
  73         :avocado: tags=device:framebuffer
  74         """
  75         screendump_path = os.path.join(self.workdir, "screendump.pbm")
  76         tuxlogo_url = ('https://github.com/torvalds/linux/raw/v2.6.12/'
  77                        'drivers/video/logo/logo_linux_vga16.ppm')
  78         tuxlogo_hash = '3991c2ddbd1ddaecda7601f8aafbcf5b02dc86af'
  79         tuxlogo_path = self.fetch_asset(tuxlogo_url, asset_hash=tuxlogo_hash)
  80
  81         self.boot_integratorcp()
  82         framebuffer_ready = 'Console: switching to colour frame buffer device'
  83         wait_for_console_pattern(self, framebuffer_ready)
  84         self.vm.cmd('human-monitor-command', command_line='stop')
  85         self.vm.cmd('human-monitor-command',
  86                     command_line='screendump %s' % screendump_path)
  87         logger = logging.getLogger('framebuffer')
  88
  89         cpu_count = 1
  90         match_threshold = 0.92
  91         screendump_bgr = cv2.imread(screendump_path)
  92         screendump_gray = cv2.cvtColor(screendump_bgr, cv2.COLOR_BGR2GRAY)
  93         result = cv2.matchTemplate(screendump_gray, cv2.imread(tuxlogo_path, 0),
  94                                    cv2.TM_CCOEFF_NORMED)
  95         loc = np.where(result >= match_threshold)
  96         tux_count = 0
  97         for tux_count, pt in enumerate(zip(*loc[::-1]), start=1):
  98             logger.debug('found Tux at position [x, y] = %s', pt)
  99         self.assertGreaterEqual(tux_count, cpu_count)