VirtIO.py revision 11478:c926270c33c8
18981Sandreas.hansson@arm.com# -*- mode:python -*- 210744SGeoffrey.Blake@arm.com 38981Sandreas.hansson@arm.com# Copyright (c) 2014 ARM Limited 48981Sandreas.hansson@arm.com# All rights reserved. 58981Sandreas.hansson@arm.com# 68981Sandreas.hansson@arm.com# The license below extends only to copyright in the software and shall 78981Sandreas.hansson@arm.com# not be construed as granting a license to any other intellectual 88981Sandreas.hansson@arm.com# property including but not limited to intellectual property relating 98981Sandreas.hansson@arm.com# to a hardware implementation of the functionality of the software 108981Sandreas.hansson@arm.com# licensed hereunder. You may use the software subject to the license 118981Sandreas.hansson@arm.com# terms below provided that you ensure that this notice is replicated 128981Sandreas.hansson@arm.com# unmodified and in its entirety in all distributions of the software, 138981Sandreas.hansson@arm.com# modified or unmodified, in source code or in binary form. 148981Sandreas.hansson@arm.com# 158981Sandreas.hansson@arm.com# Redistribution and use in source and binary forms, with or without 168981Sandreas.hansson@arm.com# modification, are permitted provided that the following conditions are 178981Sandreas.hansson@arm.com# met: redistributions of source code must retain the above copyright 188981Sandreas.hansson@arm.com# notice, this list of conditions and the following disclaimer; 198981Sandreas.hansson@arm.com# redistributions in binary form must reproduce the above copyright 208981Sandreas.hansson@arm.com# notice, this list of conditions and the following disclaimer in the 218981Sandreas.hansson@arm.com# documentation and/or other materials provided with the distribution; 228981Sandreas.hansson@arm.com# neither the name of the copyright holders nor the names of its 238981Sandreas.hansson@arm.com# contributors may be used to endorse or promote products derived from 248981Sandreas.hansson@arm.com# this software without specific prior written permission. 258981Sandreas.hansson@arm.com# 268981Sandreas.hansson@arm.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 278981Sandreas.hansson@arm.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 288981Sandreas.hansson@arm.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 298981Sandreas.hansson@arm.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 308981Sandreas.hansson@arm.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 318981Sandreas.hansson@arm.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 328981Sandreas.hansson@arm.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 338981Sandreas.hansson@arm.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 348981Sandreas.hansson@arm.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 358981Sandreas.hansson@arm.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 368981Sandreas.hansson@arm.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 378981Sandreas.hansson@arm.com# 388981Sandreas.hansson@arm.com# Authors: Andreas Sandberg 398981Sandreas.hansson@arm.com 408981Sandreas.hansson@arm.comfrom m5.SimObject import SimObject 419398Sandreas.hansson@arm.comfrom m5.params import * 429398Sandreas.hansson@arm.comfrom m5.proxy import * 439356Snilay@cs.wisc.edufrom Device import PioDevice 448981Sandreas.hansson@arm.comfrom PciDevice import PciDevice 458981Sandreas.hansson@arm.com 469398Sandreas.hansson@arm.com 478981Sandreas.hansson@arm.comclass VirtIODeviceBase(SimObject): 488981Sandreas.hansson@arm.com type = 'VirtIODeviceBase' 498981Sandreas.hansson@arm.com cxx_header = 'dev/virtio/base.hh' 508981Sandreas.hansson@arm.com abstract = True 518981Sandreas.hansson@arm.com 528981Sandreas.hansson@arm.com subsystem = Param.UInt8(0x00, "VirtIO subsystem ID") 538981Sandreas.hansson@arm.com 548981Sandreas.hansson@arm.com system = Param.System(Parent.any, "system object") 5510902Sandreas.sandberg@arm.com 568981Sandreas.hansson@arm.comclass PciVirtIO(PciDevice): 578981Sandreas.hansson@arm.com type = 'PciVirtIO' 5810615Skanishk.sugand@arm.com cxx_header = 'dev/virtio/pci.hh' 5910902Sandreas.sandberg@arm.com 6010902Sandreas.sandberg@arm.com vio = Param.VirtIODeviceBase("VirtIO device") 6110902Sandreas.sandberg@arm.com 628981Sandreas.hansson@arm.com VendorID = 0x1AF4 6310189Ssascha.bischoff@ARM.com SubsystemVendorID = VendorID; 6410189Ssascha.bischoff@ARM.com DeviceID = 0x1000 6510189Ssascha.bischoff@ARM.com 6610189Ssascha.bischoff@ARM.com ClassCode = 0xff # Misc device 6710189Ssascha.bischoff@ARM.com 6810189Ssascha.bischoff@ARM.com BAR0 = 0x00000001 # Anywhere in 32-bit space; IOREG 6910189Ssascha.bischoff@ARM.com BAR0Size = '0B' # Overridden by the device model 7010189Ssascha.bischoff@ARM.com 7110189Ssascha.bischoff@ARM.com InterruptPin = 0x01 # Use #INTA 7210189Ssascha.bischoff@ARM.com