qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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machine_arm_integratorcp.py (3729B)

      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.command('human-monitor-command', command_line='stop')
     85         self.vm.command('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)