| #!/usr/bin/env python3 |
| # |
| # Test that Linux kernel boots on ppc powernv machines and check the console |
| # |
| # Copyright (c) 2018, 2020 Red Hat, Inc. |
| # |
| # This work is licensed under the terms of the GNU GPL, version 2 or |
| # later. See the COPYING file in the top-level directory. |
| |
| from qemu_test import QemuSystemTest, Asset |
| from qemu_test import wait_for_console_pattern |
| |
| class powernvMachine(QemuSystemTest): |
| |
| timeout = 90 |
| KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 console=hvc0 ' |
| panic_message = 'Kernel panic - not syncing' |
| good_message = 'VFS: Cannot open root device' |
| |
| ASSET_KERNEL = Asset( |
| ('https://archives.fedoraproject.org/pub/archive/fedora-secondary/' |
| 'releases/29/Everything/ppc64le/os/ppc/ppc64/vmlinuz'), |
| '383c2f5c23bc0d9d32680c3924d3fd7ee25cc5ef97091ac1aa5e1d853422fc5f') |
| |
| def do_test_linux_boot(self, command_line = KERNEL_COMMON_COMMAND_LINE): |
| self.require_accelerator("tcg") |
| kernel_path = self.ASSET_KERNEL.fetch() |
| |
| self.vm.set_console() |
| self.vm.add_args('-kernel', kernel_path, |
| '-append', command_line) |
| self.vm.launch() |
| |
| def test_linux_boot(self): |
| self.set_machine('powernv') |
| self.do_test_linux_boot() |
| console_pattern = 'VFS: Cannot open root device' |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| |
| def test_linux_smp_boot(self): |
| self.set_machine('powernv') |
| self.vm.add_args('-smp', '4') |
| self.do_test_linux_boot() |
| console_pattern = 'smp: Brought up 1 node, 4 CPUs' |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| wait_for_console_pattern(self, self.good_message, self.panic_message) |
| |
| def test_linux_smp_hpt_boot(self): |
| self.set_machine('powernv') |
| self.vm.add_args('-smp', '4') |
| self.do_test_linux_boot(self.KERNEL_COMMON_COMMAND_LINE + |
| 'disable_radix') |
| console_pattern = 'smp: Brought up 1 node, 4 CPUs' |
| wait_for_console_pattern(self, 'hash-mmu: Initializing hash mmu', |
| self.panic_message) |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| wait_for_console_pattern(self, self.good_message, self.panic_message) |
| |
| def test_linux_smt_boot(self): |
| self.set_machine('powernv') |
| self.vm.add_args('-smp', '4,threads=4') |
| self.do_test_linux_boot() |
| console_pattern = 'CPU maps initialized for 4 threads per core' |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| console_pattern = 'smp: Brought up 1 node, 4 CPUs' |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| wait_for_console_pattern(self, self.good_message, self.panic_message) |
| |
| def test_linux_big_boot(self): |
| self.set_machine('powernv') |
| self.vm.add_args('-smp', '16,threads=4,cores=2,sockets=2') |
| |
| # powernv does not support NUMA |
| self.do_test_linux_boot() |
| console_pattern = 'CPU maps initialized for 4 threads per core' |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| console_pattern = 'smp: Brought up 2 nodes, 16 CPUs' |
| wait_for_console_pattern(self, console_pattern, self.panic_message) |
| wait_for_console_pattern(self, self.good_message, self.panic_message) |
| |
| if __name__ == '__main__': |
| QemuSystemTest.main() |
