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# -*- mode:python -*-
# Copyright (c) 2014, 2016 ARM Limited
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from m5.SimObject import SimObject
from m5.params import *
from m5.proxy import *
from m5.objects.Device import PioDevice
from m5.objects.PciDevice import PciDevice, PciIoBar
class VirtIODeviceBase(SimObject):
type = 'VirtIODeviceBase'
cxx_header = 'dev/virtio/base.hh'
cxx_class = 'gem5::VirtIODeviceBase'
abstract = True
subsystem = Param.UInt8(0x00, "VirtIO subsystem ID")
system = Param.System(Parent.any, "system object")
byte_order = Param.ByteOrder('little', "Device byte order")
class VirtIODummyDevice(VirtIODeviceBase):
type = 'VirtIODummyDevice'
cxx_header = 'dev/virtio/base.hh'
cxx_class = 'gem5::VirtIODummyDevice'
class PciVirtIO(PciDevice):
type = 'PciVirtIO'
cxx_header = 'dev/virtio/pci.hh'
cxx_class = 'gem5::PciVirtIO'
vio = Param.VirtIODeviceBase(VirtIODummyDevice(), "VirtIO device")
VendorID = 0x1AF4
SubsystemVendorID = VendorID;
DeviceID = 0x1000
ClassCode = 0xff # Misc device
# The size is overridden by the device model.
BAR0 = PciIoBar(size='4B')
InterruptPin = 0x01 # Use #INTA