tests/avocado/ppc_powernv.py

   1 # Test that Linux kernel boots on ppc powernv machines and check the console
   2 #
   3 # Copyright (c) 2018, 2020 Red Hat, Inc.
   4 #
   5 # This work is licensed under the terms of the GNU GPL, version 2 or
   6 # later.  See the COPYING file in the top-level directory.
   7
   8 from avocado.utils import archive
   9 from avocado_qemu import QemuSystemTest
  10 from avocado_qemu import wait_for_console_pattern
  11
  12 class powernvMachine(QemuSystemTest):
  13
  14     timeout = 90
  15     KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
  16     panic_message = 'Kernel panic - not syncing'
  17     good_message = 'VFS: Cannot open root device'
  18
  19     def do_test_linux_boot(self):
  20         self.require_accelerator("tcg")
  21         kernel_url = ('https://archives.fedoraproject.org/pub/archive'
  22                       '/fedora-secondary/releases/29/Everything/ppc64le/os'
  23                       '/ppc/ppc64/vmlinuz')
  24         kernel_hash = '3fe04abfc852b66653b8c3c897a59a689270bc77'
  25         kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
  26
  27         self.vm.set_console()
  28         kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=hvc0'
  29         self.vm.add_args('-kernel', kernel_path,
  30                          '-append', kernel_command_line)
  31         self.vm.launch()
  32
  33     def test_linux_boot(self):
  34         """
  35         :avocado: tags=arch:ppc64
  36         :avocado: tags=machine:powernv
  37         :avocado: tags=accel:tcg
  38         """
  39
  40         self.do_test_linux_boot()
  41         console_pattern = 'VFS: Cannot open root device'
  42         wait_for_console_pattern(self, console_pattern, self.panic_message)
  43
  44     def test_linux_smp_boot(self):
  45         """
  46         :avocado: tags=arch:ppc64
  47         :avocado: tags=machine:powernv
  48         :avocado: tags=accel:tcg
  49         """
  50
  51         self.vm.add_args('-smp', '4')
  52         self.do_test_linux_boot()
  53         console_pattern = 'smp: Brought up 1 node, 4 CPUs'
  54         wait_for_console_pattern(self, console_pattern, self.panic_message)
  55         wait_for_console_pattern(self, self.good_message, self.panic_message)
  56
  57     def test_linux_smt_boot(self):
  58         """
  59         :avocado: tags=arch:ppc64
  60         :avocado: tags=machine:powernv
  61         :avocado: tags=accel:tcg
  62         """
  63
  64         self.vm.add_args('-smp', '4,threads=4')
  65         self.do_test_linux_boot()
  66         console_pattern = 'CPU maps initialized for 4 threads per core'
  67         wait_for_console_pattern(self, console_pattern, self.panic_message)
  68         console_pattern = 'smp: Brought up 1 node, 4 CPUs'
  69         wait_for_console_pattern(self, console_pattern, self.panic_message)
  70         wait_for_console_pattern(self, self.good_message, self.panic_message)
  71
  72     def test_linux_big_boot(self):
  73         """
  74         :avocado: tags=arch:ppc64
  75         :avocado: tags=machine:powernv
  76         :avocado: tags=accel:tcg
  77         """
  78
  79         self.vm.add_args('-smp', '16,threads=4,cores=2,sockets=2')
  80
  81         # powernv does not support NUMA
  82         self.do_test_linux_boot()
  83         console_pattern = 'CPU maps initialized for 4 threads per core'
  84         wait_for_console_pattern(self, console_pattern, self.panic_message)
  85         console_pattern = 'smp: Brought up 2 nodes, 16 CPUs'
  86         wait_for_console_pattern(self, console_pattern, self.panic_message)
  87         wait_for_console_pattern(self, self.good_message, self.panic_message)