virt-manager/virtinst/devices/controller.py

120 lines
3.9 KiB
Python

#
# Copyright 2010, 2013, 2014 Red Hat, Inc.
#
# This work is licensed under the GNU GPLv2 or later.
# See the COPYING file in the top-level directory.
from .device import Device
from ..xmlbuilder import XMLProperty
class DeviceController(Device):
XML_NAME = "controller"
TYPE_IDE = "ide"
TYPE_FDC = "fdc"
TYPE_SCSI = "scsi"
TYPE_SATA = "sata"
TYPE_VIRTIOSERIAL = "virtio-serial"
TYPE_USB = "usb"
TYPE_PCI = "pci"
TYPE_CCID = "ccid"
TYPE_XENBUS = "xenbus"
@staticmethod
def get_usb2_controllers(conn):
ret = []
ctrl = DeviceController(conn)
ctrl.type = "usb"
ctrl.model = "ich9-ehci1"
ret.append(ctrl)
ctrl = DeviceController(conn)
ctrl.type = "usb"
ctrl.model = "ich9-uhci1"
ctrl.master_startport = 0
ret.append(ctrl)
ctrl = DeviceController(conn)
ctrl.type = "usb"
ctrl.model = "ich9-uhci2"
ctrl.master_startport = 2
ret.append(ctrl)
ctrl = DeviceController(conn)
ctrl.type = "usb"
ctrl.model = "ich9-uhci3"
ctrl.master_startport = 4
ret.append(ctrl)
return ret
@staticmethod
def get_usb3_controller(conn, guest):
ignore = guest
ctrl = DeviceController(conn)
ctrl.type = "usb"
ctrl.model = "nec-xhci"
if conn.support.conn_qemu_xhci():
ctrl.model = "qemu-xhci"
if conn.support.conn_usb3_ports():
# 15 is the max ports qemu supports, might as well
# Add as many as possible
ctrl.ports = 15
return ctrl
_XML_PROP_ORDER = ["type", "index", "model", "master_startport",
"driver_queues", "maxGrantFrames"]
type = XMLProperty("./@type")
model = XMLProperty("./@model")
vectors = XMLProperty("./@vectors", is_int=True)
ports = XMLProperty("./@ports", is_int=True)
maxGrantFrames = XMLProperty("./@maxGrantFrames", is_int=True)
index = XMLProperty("./@index", is_int=True)
driver_iothread = XMLProperty("./driver/@iothread", is_int=True)
driver_queues = XMLProperty("./driver/@queues", is_int=True)
master_startport = XMLProperty("./master/@startport", is_int=True)
target_chassisNr = XMLProperty("./target/@chassisNr", is_int=True)
target_chassis = XMLProperty("./target/@chassis", is_int=True)
target_port = XMLProperty("./target/@port", is_int=True)
target_hotplug = XMLProperty("./target/@hotplug", is_onoff=True)
target_busNr = XMLProperty("./target/@busNr", is_int=True)
target_index = XMLProperty("./target/@index", is_int=True)
target_node = XMLProperty("./target/node", is_int=True)
def _get_attached_disk_devices(self, guest):
ret = []
for disk in guest.devices.disk:
if (self.type == disk.bus and
self.index == disk.address.controller):
ret.append(disk)
return ret
def _get_attached_virtioserial_devices(self, guest):
ret = []
for dev in guest.devices.channel:
if (self.type == dev.address.type and
self.index == dev.address.controller):
ret.append(dev)
for dev in guest.devices.console:
# virtio console is implied to be on virtio-serial index=0
if self.index == 0 and dev.target_type == "virtio":
ret.append(dev)
return ret
def get_attached_devices(self, guest):
"""
Return all the Device objects from the passed Guest that are attached
to this controller
"""
ret = []
if self.type == "virtio-serial":
ret = self._get_attached_virtioserial_devices(guest)
elif self.type in ["scsi", "sata", "ide", "fdc"]:
ret = self._get_attached_disk_devices(guest)
return ret