5f810b912e
With all Power11 support in place, add Power11 PowerNV test. Reviewed-by: Cédric Le Goater <clg@redhat.com> Signed-off-by: Aditya Gupta <adityag@linux.ibm.com> Tested-by: Amit Machhiwal <amachhiw@linux.ibm.com> Tested-by: Cédric Le Goater <clg@redhat.com> Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com> Link: https://lore.kernel.org/r/20250925173049.891406-9-adityag@linux.ibm.com Message-ID: <20250925173049.891406-9-adityag@linux.ibm.com>
124 lines
5.2 KiB
Python
Executable file
124 lines
5.2 KiB
Python
Executable file
#!/usr/bin/env python3
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#
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# Test that Linux kernel boots on ppc powernv machines and check the console
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#
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# Copyright (c) 2018, 2020 Red Hat, Inc.
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#
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# This work is licensed under the terms of the GNU GPL, version 2 or
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# later. See the COPYING file in the top-level directory.
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from qemu_test import LinuxKernelTest, Asset
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from qemu_test import wait_for_console_pattern
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class powernvMachine(LinuxKernelTest):
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timeout = 90
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KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 console=hvc0 '
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panic_message = 'Kernel panic - not syncing'
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good_message = 'VFS: Cannot open root device'
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ASSET_KERNEL = Asset(
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('https://github.com/legoater/qemu-ppc-boot/raw/refs/heads/main/'
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'buildroot/qemu_ppc64le_powernv8-2025.02/vmlinux'),
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'6fd29aff9ad4362511ea5d0acbb510667c7031928e97d64ec15bbc5daf4b8151')
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ASSET_INITRD = Asset(
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('https://github.com/legoater/qemu-ppc-boot/raw/refs/heads/main/'
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'buildroot/qemu_ppc64le_powernv8-2025.02/rootfs.ext2'),
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'aee2192b692077c4bde31cb56ce474424b358f17cec323d5c94af3970c9aada2')
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def do_test_linux_boot(self, command_line = KERNEL_COMMON_COMMAND_LINE):
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self.require_accelerator("tcg")
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kernel_path = self.ASSET_KERNEL.fetch()
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self.vm.set_console()
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self.vm.add_args('-kernel', kernel_path,
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'-append', command_line)
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self.vm.launch()
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def test_linux_boot(self):
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self.set_machine('powernv')
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self.do_test_linux_boot()
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console_pattern = 'VFS: Cannot open root device'
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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def test_linux_smp_boot(self):
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self.set_machine('powernv')
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self.vm.add_args('-smp', '4')
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self.do_test_linux_boot()
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console_pattern = 'smp: Brought up 1 node, 4 CPUs'
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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wait_for_console_pattern(self, self.good_message, self.panic_message)
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def test_linux_smp_hpt_boot(self):
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self.set_machine('powernv')
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self.vm.add_args('-smp', '4')
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self.do_test_linux_boot(self.KERNEL_COMMON_COMMAND_LINE +
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'disable_radix')
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console_pattern = 'smp: Brought up 1 node, 4 CPUs'
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wait_for_console_pattern(self, 'hash-mmu: Initializing hash mmu',
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self.panic_message)
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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wait_for_console_pattern(self, self.good_message, self.panic_message)
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def test_linux_smt_boot(self):
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self.set_machine('powernv')
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self.vm.add_args('-smp', '4,threads=4')
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self.do_test_linux_boot()
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console_pattern = 'CPU maps initialized for 4 threads per core'
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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console_pattern = 'smp: Brought up 1 node, 4 CPUs'
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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wait_for_console_pattern(self, self.good_message, self.panic_message)
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def test_linux_big_boot(self):
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self.set_machine('powernv')
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self.vm.add_args('-smp', '16,threads=4,cores=2,sockets=2')
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# powernv does not support NUMA
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self.do_test_linux_boot()
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console_pattern = 'CPU maps initialized for 4 threads per core'
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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console_pattern = 'smp: Brought up 2 nodes, 16 CPUs'
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wait_for_console_pattern(self, console_pattern, self.panic_message)
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wait_for_console_pattern(self, self.good_message, self.panic_message)
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def do_test_ppc64_powernv(self, proc):
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self.require_accelerator("tcg")
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kernel_path = self.ASSET_KERNEL.fetch()
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initrd_path = self.ASSET_INITRD.fetch()
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self.vm.set_console()
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self.vm.add_args('-kernel', kernel_path,
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'-drive',
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f'file={initrd_path},format=raw,if=none,id=drive0,readonly=on',
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'-append', 'root=/dev/nvme0n1 console=tty0 console=hvc0',
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'-device', 'pcie-pci-bridge,id=bridge1,bus=pcie.1,addr=0x0',
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'-device', 'nvme,drive=drive0,bus=pcie.2,addr=0x0,serial=1234',
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'-device', 'e1000e,bus=bridge1,addr=0x3',
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'-device', 'nec-usb-xhci,bus=bridge1,addr=0x2')
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self.vm.launch()
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self.wait_for_console_pattern("CPU: " + proc + " generation processor")
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self.wait_for_console_pattern("INIT: Starting kernel at ")
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self.wait_for_console_pattern("Run /sbin/init as init process")
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# Device detection output driven by udev probing is sometimes cut off
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# from console output, suspect S14silence-console init script.
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def test_powernv8(self):
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self.set_machine('powernv8')
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self.do_test_ppc64_powernv('P8')
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def test_powernv9(self):
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self.set_machine('powernv9')
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self.do_test_ppc64_powernv('P9')
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def test_powernv10(self):
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self.set_machine('powernv10')
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self.do_test_ppc64_powernv('P10')
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def test_powernv11(self):
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self.set_machine('powernv11')
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self.do_test_ppc64_powernv('Power11')
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if __name__ == '__main__':
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LinuxKernelTest.main()
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