| 1 | #!/usr/bin/env python3 |
| 2 | # |
| 3 | # ethtool tests for emulated network devices |
| 4 | # |
| 5 | # This test leverages ethtool's --test sequence to validate network |
| 6 | # device behaviour. |
| 7 | # |
| 8 | # SPDX-License-Identifier: GPL-2.0-or-later |
| 9 | |
| 10 | from unittest import skip |
| 11 | from qemu_test import QemuSystemTest, Asset |
| 12 | from qemu_test import wait_for_console_pattern |
| 13 | |
| 14 | class NetDevEthtool(QemuSystemTest): |
| 15 | |
| 16 | # Runs in about 17s under KVM, 19s under TCG, 25s under GCOV |
| 17 | timeout = 45 |
| 18 | |
| 19 | ASSET_BZIMAGE = Asset("https://share.linaro.org/downloadFile?id=QD37GYYAJhGOgVe", |
| 20 | "ed62ee06ea620b1035747f3f66a5e9fc5d3096b29f75562ada888b04cd1c4baf") |
| 21 | ASSET_ROOTFS = Asset("https://share.linaro.org/downloadFile?id=YAqnr0W8fruDh3f", |
| 22 | "8f0207e3c4d40832ae73c1a927e42ca30ccb1e71f047acb6ddb161ba422934e6") |
| 23 | |
| 24 | def common_test_code(self, netdev, extra_args=None): |
| 25 | self.set_machine('q35') |
| 26 | |
| 27 | # This custom kernel has drivers for all the supported network |
| 28 | # devices we can emulate in QEMU |
| 29 | kernel = self.ASSET_BZIMAGE.fetch() |
| 30 | rootfs = self.ASSET_ROOTFS.fetch() |
| 31 | |
| 32 | append = 'printk.time=0 console=ttyS0 ' |
| 33 | append += 'root=/dev/sr0 rootfstype=squashfs ' |
| 34 | |
| 35 | # any additional kernel tweaks for the test |
| 36 | if extra_args: |
| 37 | append += extra_args |
| 38 | |
| 39 | # finally invoke ethtool directly |
| 40 | append += ' init=/usr/sbin/ethtool -- -t eth1 offline' |
| 41 | |
| 42 | # add the rootfs via a readonly cdrom image |
| 43 | drive = f"file={rootfs},if=ide,index=0,media=cdrom" |
| 44 | |
| 45 | self.vm.add_args('-kernel', kernel, |
| 46 | '-append', append, |
| 47 | '-drive', drive, |
| 48 | '-device', netdev) |
| 49 | |
| 50 | self.vm.set_console(console_index=0) |
| 51 | self.vm.launch() |
| 52 | |
| 53 | wait_for_console_pattern(self, |
| 54 | "The test result is PASS", |
| 55 | "The test result is FAIL", |
| 56 | vm=None) |
| 57 | # no need to gracefully shutdown, just finish |
| 58 | self.vm.kill() |
| 59 | |
| 60 | def test_igb(self): |
| 61 | self.common_test_code("igb") |
| 62 | |
| 63 | def test_igb_nomsi(self): |
| 64 | self.common_test_code("igb", "pci=nomsi") |
| 65 | |
| 66 | # It seems the other popular cards we model in QEMU currently fail |
| 67 | # the pattern test with: |
| 68 | # |
| 69 | # pattern test failed (reg 0x00178): got 0x00000000 expected 0x00005A5A |
| 70 | # |
| 71 | # So for now we skip them. |
| 72 | |
| 73 | @skip("Incomplete reg 0x00178 support") |
| 74 | def test_e1000(self): |
| 75 | self.common_test_code("e1000") |
| 76 | |
| 77 | @skip("Incomplete reg 0x00178 support") |
| 78 | def test_i82550(self): |
| 79 | self.common_test_code("i82550") |
| 80 | |
| 81 | if __name__ == '__main__': |
| 82 | QemuSystemTest.main() |