Bridge.py revision 9164
19164Sandreas.hansson@arm.com# Copyright (c) 2012 ARM Limited 29164Sandreas.hansson@arm.com# All rights reserved. 39164Sandreas.hansson@arm.com# 49164Sandreas.hansson@arm.com# The license below extends only to copyright in the software and shall 59164Sandreas.hansson@arm.com# not be construed as granting a license to any other intellectual 69164Sandreas.hansson@arm.com# property including but not limited to intellectual property relating 79164Sandreas.hansson@arm.com# to a hardware implementation of the functionality of the software 89164Sandreas.hansson@arm.com# licensed hereunder. You may use the software subject to the license 99164Sandreas.hansson@arm.com# terms below provided that you ensure that this notice is replicated 109164Sandreas.hansson@arm.com# unmodified and in its entirety in all distributions of the software, 119164Sandreas.hansson@arm.com# modified or unmodified, in source code or in binary form. 129164Sandreas.hansson@arm.com# 134486Sbinkertn@umich.edu# Copyright (c) 2006-2007 The Regents of The University of Michigan 144486Sbinkertn@umich.edu# All rights reserved. 154486Sbinkertn@umich.edu# 164486Sbinkertn@umich.edu# Redistribution and use in source and binary forms, with or without 174486Sbinkertn@umich.edu# modification, are permitted provided that the following conditions are 184486Sbinkertn@umich.edu# met: redistributions of source code must retain the above copyright 194486Sbinkertn@umich.edu# notice, this list of conditions and the following disclaimer; 204486Sbinkertn@umich.edu# redistributions in binary form must reproduce the above copyright 214486Sbinkertn@umich.edu# notice, this list of conditions and the following disclaimer in the 224486Sbinkertn@umich.edu# documentation and/or other materials provided with the distribution; 234486Sbinkertn@umich.edu# neither the name of the copyright holders nor the names of its 244486Sbinkertn@umich.edu# contributors may be used to endorse or promote products derived from 254486Sbinkertn@umich.edu# this software without specific prior written permission. 264486Sbinkertn@umich.edu# 274486Sbinkertn@umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 284486Sbinkertn@umich.edu# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 294486Sbinkertn@umich.edu# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 304486Sbinkertn@umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 314486Sbinkertn@umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 324486Sbinkertn@umich.edu# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 334486Sbinkertn@umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 344486Sbinkertn@umich.edu# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 354486Sbinkertn@umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 364486Sbinkertn@umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 374486Sbinkertn@umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 384486Sbinkertn@umich.edu# 394486Sbinkertn@umich.edu# Authors: Ali Saidi 409164Sandreas.hansson@arm.com# Andreas Hansson 414486Sbinkertn@umich.edu 423102SN/Afrom m5.params import * 432568SN/Afrom MemObject import MemObject 442568SN/A 452568SN/Aclass Bridge(MemObject): 462568SN/A type = 'Bridge' 478839Sandreas.hansson@arm.com slave = SlavePort('Slave port') 488839Sandreas.hansson@arm.com master = MasterPort('Master port') 498713Sandreas.hansson@arm.com req_size = Param.Int(16, "The number of requests to buffer") 509164Sandreas.hansson@arm.com resp_size = Param.Int(16, "The number of responses to buffer") 512568SN/A delay = Param.Latency('0ns', "The latency of this bridge") 528713Sandreas.hansson@arm.com ranges = VectorParam.AddrRange([AllMemory], 538713Sandreas.hansson@arm.com "Address ranges to pass through the bridge") 54