mirror of
https://github.com/virt-manager/virt-manager.git
synced 2024-12-22 13:34:07 +03:00
144 lines
4.6 KiB
Python
144 lines
4.6 KiB
Python
#
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# Copyright 2009, 2013 Red Hat, Inc.
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#
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# This work is licensed under the GNU GPLv2 or later.
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# See the COPYING file in the top-level directory.
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import re
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from ..logger import log
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from .device import Device
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from ..nodedev import NodeDevice
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from ..xmlbuilder import XMLProperty
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class DeviceHostdev(Device):
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XML_NAME = "hostdev"
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def set_from_nodedev(self, nodedev):
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log.debug("set_from_nodedev xml=\n%s", nodedev.get_xml())
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if nodedev.device_type == NodeDevice.CAPABILITY_TYPE_PCI:
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self.type = "pci"
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self.domain = nodedev.domain
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self.bus = nodedev.bus
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self.slot = nodedev.slot
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self.function = nodedev.function
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elif nodedev.device_type == NodeDevice.CAPABILITY_TYPE_USBDEV:
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self.type = "usb"
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self.vendor = nodedev.vendor_id
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self.product = nodedev.product_id
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count = 0
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for dev in self.conn.fetch_all_nodedevs():
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if (dev.device_type == NodeDevice.CAPABILITY_TYPE_USBDEV and
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dev.vendor_id == self.vendor and
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dev.product_id == self.product):
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count += 1
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if count > 1:
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self.bus = nodedev.bus
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self.device = nodedev.device
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elif nodedev.device_type == nodedev.CAPABILITY_TYPE_NET:
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founddev = None
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for checkdev in self.conn.fetch_all_nodedevs():
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if checkdev.name == nodedev.parent:
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founddev = checkdev
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break
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self.set_from_nodedev(founddev)
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elif nodedev.device_type == nodedev.CAPABILITY_TYPE_SCSIDEV:
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self.type = "scsi"
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self.scsi_adapter = "scsi_host%s" % nodedev.host
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self.scsi_bus = nodedev.bus
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self.scsi_target = nodedev.target
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self.scsi_unit = nodedev.lun
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self.managed = False
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elif nodedev.device_type == nodedev.CAPABILITY_TYPE_MDEV:
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self.type = "mdev"
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if nodedev.type_id == "vfio_ccw-io":
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self.model = "vfio-ccw"
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self.managed = "no"
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elif nodedev.type_id == "vfio_ap-passthrough":
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self.model = "vfio-ap"
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self.managed = "no"
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elif (re.match("^nvidia-[0-9]{2}", nodedev.type_id) or
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re.match("^i915-GVTg_V[0-9]_[0-9]", nodedev.type_id)):
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self.model = "vfio-pci"
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self.managed = "yes"
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self.display = "off"
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self.ramfb = "off"
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else:
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raise ValueError( # pragma: no cover
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_("Don't know how to generate nodedev for mdev type id '%s'") %
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nodedev.type_id)
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self.uuid = nodedev.get_mdev_uuid()
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else:
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raise ValueError(_("Unsupported node device type '%s'") %
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nodedev.device_type)
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_XML_PROP_ORDER = ["mode", "type", "managed", "vendor", "product",
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"domain", "bus", "slot", "function", "model",
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"display", "ramfb"]
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mode = XMLProperty("./@mode")
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type = XMLProperty("./@type")
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managed = XMLProperty("./@managed", is_yesno=True)
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model = XMLProperty("./@model")
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display = XMLProperty("./@display")
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ramfb = XMLProperty("./@ramfb")
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vendor = XMLProperty("./source/vendor/@id")
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product = XMLProperty("./source/product/@id")
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device = XMLProperty("./source/address/@device")
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bus = XMLProperty("./source/address/@bus")
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domain = XMLProperty("./source/address/@domain")
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function = XMLProperty("./source/address/@function")
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slot = XMLProperty("./source/address/@slot")
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driver_name = XMLProperty("./driver/@name")
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rom_bar = XMLProperty("./rom/@bar", is_onoff=True)
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# type=scsi handling
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scsi_adapter = XMLProperty("./source/adapter/@name")
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scsi_bus = XMLProperty("./source/address/@bus", is_int=True)
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scsi_target = XMLProperty("./source/address/@target", is_int=True)
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scsi_unit = XMLProperty("./source/address/@unit", is_int=True)
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# type=net handling
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net_interface = XMLProperty("./source/interface")
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# type=misc handling
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misc_char = XMLProperty("./source/char")
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# type=misc handling
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storage_block = XMLProperty("./source/block")
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# type=mdev
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uuid = XMLProperty("./source/address/@uuid")
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##################
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# Default config #
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##################
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def set_defaults(self, guest):
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if self.managed is None:
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self.managed = self.conn.is_xen() and "no" or "yes"
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if not self.mode:
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self.mode = "subsystem"
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