tests/gem5/x86-boot-tests/test_linux_boot.py

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  26
  27 import os
  28 from testlib import *
  29
  30
  31 if config.bin_path:
  32     base_path = config.bin_path
  33 else:
  34     base_path = joinpath(absdirpath(__file__), '..', 'resources',
  35             'ubuntu-boot')
  36
  37 image_url = config.resource_url + '/images/x86/ubuntu-18-04/base.img.gz'
  38 kernel_url = config.resource_url + '/kernels/x86/static/vmlinux-4.19.83'
  39
  40 image_name = 'ubuntu-18-04-base.img'
  41 kernel_name = 'vmlinux-4.19.83' # 4.19 is LTS (Projected EOL: Dec, 2020)
  42
  43 image = DownloadedProgram(image_url, base_path, image_name, True)
  44 kernel = DownloadedProgram(kernel_url, base_path, kernel_name)
  45
  46 def support_kvm():
  47     return os.access("/dev/kvm", os.R_OK | os.W_OK)
  48
  49 def test_boot(cpu_type, num_cpus, boot_type, host):
  50     gem5_verify_config(
  51         name = 'test-ubuntu_boot-' + cpu_type + '_cpu-' + num_cpus + '_cpus-'
  52                + boot_type + '_boot',
  53         verifiers = (),
  54         fixtures = (image, kernel,),
  55         config = joinpath(joinpath(absdirpath(__file__), 'run_exit.py')),
  56         config_args = [
  57             '--kernel', joinpath(base_path, kernel_name),
  58             '--disk', joinpath(base_path, image_name),
  59             '--cpu-type', cpu_type,
  60             '--num-cpus', num_cpus,
  61             '--boot-type', boot_type,
  62         ],
  63         valid_isas = ('X86',),
  64         valid_hosts = host,
  65         length = constants.long_tag,
  66     )
  67
  68 # Test every CPU type
  69 cpu_types = ('atomic', 'simple',)
  70 for cpu_type in cpu_types:
  71     test_boot(cpu_type, '1', 'init', constants.supported_hosts)
  72
  73 # Test a multicore system
  74 test_boot('atomic', '4', 'systemd', constants.supported_hosts)
  75
  76 #KVM
  77 if(support_kvm()):
  78     test_boot('kvm', '1', 'init', (constants.host_x86_64_tag,))
  79     test_boot('kvm', '4', 'systemd', (constants.host_x86_64_tag,))