mirror of
https://github.com/virt-manager/virt-manager.git
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120 lines
3.9 KiB
Python
120 lines
3.9 KiB
Python
#
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# Copyright 2010, 2013, 2014 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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from .device import Device
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from ..xmlbuilder import XMLProperty
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class DeviceController(Device):
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XML_NAME = "controller"
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TYPE_IDE = "ide"
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TYPE_FDC = "fdc"
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TYPE_SCSI = "scsi"
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TYPE_SATA = "sata"
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TYPE_VIRTIOSERIAL = "virtio-serial"
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TYPE_USB = "usb"
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TYPE_PCI = "pci"
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TYPE_CCID = "ccid"
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TYPE_XENBUS = "xenbus"
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@staticmethod
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def get_usb2_controllers(conn):
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ret = []
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ctrl = DeviceController(conn)
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ctrl.type = "usb"
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ctrl.model = "ich9-ehci1"
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ret.append(ctrl)
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ctrl = DeviceController(conn)
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ctrl.type = "usb"
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ctrl.model = "ich9-uhci1"
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ctrl.master_startport = 0
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ret.append(ctrl)
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ctrl = DeviceController(conn)
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ctrl.type = "usb"
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ctrl.model = "ich9-uhci2"
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ctrl.master_startport = 2
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ret.append(ctrl)
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ctrl = DeviceController(conn)
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ctrl.type = "usb"
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ctrl.model = "ich9-uhci3"
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ctrl.master_startport = 4
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ret.append(ctrl)
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return ret
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@staticmethod
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def get_usb3_controller(conn, guest):
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ignore = guest
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ctrl = DeviceController(conn)
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ctrl.type = "usb"
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ctrl.model = "nec-xhci"
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if conn.support.conn_qemu_xhci():
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ctrl.model = "qemu-xhci"
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if conn.support.conn_usb3_ports():
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# 15 is the max ports qemu supports, might as well
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# Add as many as possible
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ctrl.ports = 15
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return ctrl
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_XML_PROP_ORDER = ["type", "index", "model", "master_startport",
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"driver_queues", "maxGrantFrames"]
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type = XMLProperty("./@type")
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model = XMLProperty("./@model")
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vectors = XMLProperty("./@vectors", is_int=True)
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ports = XMLProperty("./@ports", is_int=True)
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maxGrantFrames = XMLProperty("./@maxGrantFrames", is_int=True)
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index = XMLProperty("./@index", is_int=True)
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driver_iothread = XMLProperty("./driver/@iothread", is_int=True)
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driver_queues = XMLProperty("./driver/@queues", is_int=True)
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master_startport = XMLProperty("./master/@startport", is_int=True)
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target_chassisNr = XMLProperty("./target/@chassisNr", is_int=True)
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target_chassis = XMLProperty("./target/@chassis", is_int=True)
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target_port = XMLProperty("./target/@port", is_int=True)
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target_hotplug = XMLProperty("./target/@hotplug", is_onoff=True)
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target_busNr = XMLProperty("./target/@busNr", is_int=True)
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target_index = XMLProperty("./target/@index", is_int=True)
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target_node = XMLProperty("./target/node", is_int=True)
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def _get_attached_disk_devices(self, guest):
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ret = []
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for disk in guest.devices.disk:
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if (self.type == disk.bus and
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self.index == disk.address.controller):
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ret.append(disk)
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return ret
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def _get_attached_virtioserial_devices(self, guest):
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ret = []
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for dev in guest.devices.channel:
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if (self.type == dev.address.type and
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self.index == dev.address.controller):
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ret.append(dev)
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for dev in guest.devices.console:
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# virtio console is implied to be on virtio-serial index=0
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if self.index == 0 and dev.target_type == "virtio":
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ret.append(dev)
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return ret
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def get_attached_devices(self, guest):
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"""
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Return all the Device objects from the passed Guest that are attached
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to this controller
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"""
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ret = []
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if self.type == "virtio-serial":
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ret = self._get_attached_virtioserial_devices(guest)
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elif self.type in ["scsi", "sata", "ide", "fdc"]:
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ret = self._get_attached_disk_devices(guest)
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return ret
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