Tags.py revision 10263
113996Sgiacomo.travaglini@arm.com# Copyright (c) 2012-2013 ARM Limited 29525SAndreas.Sandberg@ARM.com# All rights reserved. 39525SAndreas.Sandberg@ARM.com# 49525SAndreas.Sandberg@ARM.com# The license below extends only to copyright in the software and shall 59525SAndreas.Sandberg@ARM.com# not be construed as granting a license to any other intellectual 69525SAndreas.Sandberg@ARM.com# property including but not limited to intellectual property relating 79525SAndreas.Sandberg@ARM.com# to a hardware implementation of the functionality of the software 89525SAndreas.Sandberg@ARM.com# licensed hereunder. You may use the software subject to the license 99525SAndreas.Sandberg@ARM.com# terms below provided that you ensure that this notice is replicated 109525SAndreas.Sandberg@ARM.com# unmodified and in its entirety in all distributions of the software, 119525SAndreas.Sandberg@ARM.com# modified or unmodified, in source code or in binary form. 129525SAndreas.Sandberg@ARM.com# 139525SAndreas.Sandberg@ARM.com# Redistribution and use in source and binary forms, with or without 149525SAndreas.Sandberg@ARM.com# modification, are permitted provided that the following conditions are 159525SAndreas.Sandberg@ARM.com# met: redistributions of source code must retain the above copyright 169525SAndreas.Sandberg@ARM.com# notice, this list of conditions and the following disclaimer; 179525SAndreas.Sandberg@ARM.com# redistributions in binary form must reproduce the above copyright 189525SAndreas.Sandberg@ARM.com# notice, this list of conditions and the following disclaimer in the 199525SAndreas.Sandberg@ARM.com# documentation and/or other materials provided with the distribution; 209525SAndreas.Sandberg@ARM.com# neither the name of the copyright holders nor the names of its 219525SAndreas.Sandberg@ARM.com# contributors may be used to endorse or promote products derived from 229525SAndreas.Sandberg@ARM.com# this software without specific prior written permission. 239525SAndreas.Sandberg@ARM.com# 249525SAndreas.Sandberg@ARM.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 259525SAndreas.Sandberg@ARM.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 269525SAndreas.Sandberg@ARM.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 279525SAndreas.Sandberg@ARM.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 289525SAndreas.Sandberg@ARM.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 299525SAndreas.Sandberg@ARM.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 309525SAndreas.Sandberg@ARM.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 319525SAndreas.Sandberg@ARM.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 329525SAndreas.Sandberg@ARM.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 339525SAndreas.Sandberg@ARM.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 349525SAndreas.Sandberg@ARM.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 359525SAndreas.Sandberg@ARM.com# 369525SAndreas.Sandberg@ARM.com# Authors: Prakash Ramrakhyani 379525SAndreas.Sandberg@ARM.com 389525SAndreas.Sandberg@ARM.comfrom m5.params import * 399525SAndreas.Sandberg@ARM.comfrom m5.proxy import * 4013591Sciro.santilli@arm.comfrom ClockedObject import ClockedObject 4110749Smatt.evans@arm.com 429525SAndreas.Sandberg@ARM.comclass BaseTags(ClockedObject): 4313996Sgiacomo.travaglini@arm.com type = 'BaseTags' 4413665Sandreas.sandberg@arm.com abstract = True 459525SAndreas.Sandberg@ARM.com cxx_header = "mem/cache/tags/base.hh" 469525SAndreas.Sandberg@ARM.com # Get the size from the parent (cache) 479525SAndreas.Sandberg@ARM.com size = Param.MemorySize(Parent.size, "capacity in bytes") 489525SAndreas.Sandberg@ARM.com 499525SAndreas.Sandberg@ARM.com # Get the block size from the parent (system) 509525SAndreas.Sandberg@ARM.com block_size = Param.Int(Parent.cache_line_size, "block size in bytes") 519525SAndreas.Sandberg@ARM.com 529525SAndreas.Sandberg@ARM.com # Get the hit latency from the parent (cache) 5313505Sgiacomo.travaglini@arm.com hit_latency = Param.Cycles(Parent.hit_latency, 5413505Sgiacomo.travaglini@arm.com "The hit latency for this cache") 5513505Sgiacomo.travaglini@arm.com 5613505Sgiacomo.travaglini@arm.comclass BaseSetAssoc(BaseTags): 5713505Sgiacomo.travaglini@arm.com type = 'BaseSetAssoc' 5813505Sgiacomo.travaglini@arm.com abstract = True 5913505Sgiacomo.travaglini@arm.com cxx_header = "mem/cache/tags/base_set_assoc.hh" 6013505Sgiacomo.travaglini@arm.com assoc = Param.Int(Parent.assoc, "associativity") 6113505Sgiacomo.travaglini@arm.com sequential_access = Param.Bool(Parent.sequential_access, 6212739Sandreas.sandberg@arm.com "Whether to access tags and data sequentially") 6312739Sandreas.sandberg@arm.com 6412739Sandreas.sandberg@arm.comclass LRU(BaseSetAssoc): 6512974Sgiacomo.travaglini@arm.com type = 'LRU' 6612739Sandreas.sandberg@arm.com cxx_class = 'LRU' 6712739Sandreas.sandberg@arm.com cxx_header = "mem/cache/tags/lru.hh" 6812739Sandreas.sandberg@arm.com 6912739Sandreas.sandberg@arm.comclass RandomRepl(BaseSetAssoc): 7012739Sandreas.sandberg@arm.com type = 'RandomRepl' 7112739Sandreas.sandberg@arm.com cxx_class = 'RandomRepl' 7212739Sandreas.sandberg@arm.com cxx_header = "mem/cache/tags/random_repl.hh" 7312739Sandreas.sandberg@arm.com 7412974Sgiacomo.travaglini@arm.comclass FALRU(BaseTags): 7512739Sandreas.sandberg@arm.com type = 'FALRU' 7612739Sandreas.sandberg@arm.com cxx_class = 'FALRU' 7712739Sandreas.sandberg@arm.com cxx_header = "mem/cache/tags/fa_lru.hh" 7812739Sandreas.sandberg@arm.com