tests/functional/test_virtio_version.py

3 Check compatibility of virtio device types
11 # later.  See the COPYING file in the top-level directory.
16 # Virtio Device IDs:
51                        vm.cmd('qom-list-types', implements=implements)]
54     interfaces = ('pci-express-device', 'conventional-pci-device')
59     Check if virtio-version-specific device types result in the
60     same device tree created by `disable-modern` and
61     `disable-legacy`.
69         Run QEMU with `-device DEVTYPE`, return device info from `query-pci`
75             vm.add_args('-device', '%s,id=devfortest' % (devtype))
76             vm.add_args('-S')
79             pcibuses = vm.cmd('query-pci')
94         """Check if a virtio device type and its variants behave as expected"""
97                                        'disable-modern=off,disable-legacy=on')
101         # <prefix>-non-transitional device types should be 100% equivalent to
102         # <prefix>,disable-modern=off,disable-legacy=on
103         dev_1_0, nt_ifaces = self.run_device('%s-non-transitional' % (qemu_devtype))
108                                       'disable-modern=off,disable-legacy=off')
113                                        'disable-modern=on,disable-legacy=off')
116         # No options: default to transitional on PC machine-type:
120         #TODO: check if plugging on a PCI Express bus will make the
121         #      device non-transitional
125         # <prefix>-transitional device types should be 100% equivalent to
126         # <prefix>,disable-modern=off,disable-legacy=off
127         dev_trans, trans_ifaces = self.run_device('%s-transitional' % (qemu_devtype))
131         self.assertIn('conventional-pci-device', generic_ifaces)
132         self.assertIn('pci-express-device', generic_ifaces)
134         self.assertIn('conventional-pci-device', nt_ifaces)
135         self.assertIn('pci-express-device', nt_ifaces)
137         self.assertIn('conventional-pci-device', trans_ifaces)
138         self.assertNotIn('pci-express-device', trans_ifaces)
143         self.check_all_variants('virtio-net-pci', VIRTIO_NET)
144         # virtio-blk requires 'driver' parameter
145         #self.check_all_variants('virtio-blk-pci', VIRTIO_BLOCK)
146         self.check_all_variants('virtio-serial-pci', VIRTIO_CONSOLE)
147         self.check_all_variants('virtio-rng-pci', VIRTIO_RNG)
148         self.check_all_variants('virtio-balloon-pci', VIRTIO_BALLOON)
149         self.check_all_variants('virtio-scsi-pci', VIRTIO_SCSI)
150         # virtio-9p requires 'fsdev' parameter
151         #self.check_all_variants('virtio-9p-pci', VIRTIO_9P)
154         """Check if a modern-only virtio device type behaves as expected"""
157                                        'disable-modern=off,disable-legacy=on')
165         self.assertIn('conventional-pci-device', ifaces)
166         self.assertIn('pci-express-device', ifaces)
170         self.check_modern_only('virtio-vga', VIRTIO_GPU)
171         self.check_modern_only('virtio-gpu-pci', VIRTIO_GPU)
172         self.check_modern_only('virtio-mouse-pci', VIRTIO_INPUT)
173         self.check_modern_only('virtio-tablet-pci', VIRTIO_INPUT)
174         self.check_modern_only('virtio-keyboard-pci', VIRTIO_INPUT)