DirectoryMemory.py revision 10301:44839e8febbd
1# Copyright (c) 2009 Advanced Micro Devices, Inc. 2# All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: redistributions of source code must retain the above copyright 7# notice, this list of conditions and the following disclaimer; 8# redistributions in binary form must reproduce the above copyright 9# notice, this list of conditions and the following disclaimer in the 10# documentation and/or other materials provided with the distribution; 11# neither the name of the copyright holders nor the names of its 12# contributors may be used to endorse or promote products derived from 13# this software without specific prior written permission. 14# 15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26# 27# Authors: Steve Reinhardt 28# Brad Beckmann 29 30from m5.params import * 31from m5.proxy import * 32from m5.SimObject import SimObject 33 34class RubyDirectoryMemory(SimObject): 35 type = 'RubyDirectoryMemory' 36 cxx_class = 'DirectoryMemory' 37 cxx_header = "mem/ruby/structures/DirectoryMemory.hh" 38 version = Param.Int(0, "") 39 size = Param.MemorySize("1GB", "capacity in bytes") 40 use_map = Param.Bool(False, "enable sparse memory") 41 map_levels = Param.Int(4, "sparse memory map levels") 42 # the default value of the numa high bit is specified in the command line 43 # option and must be passed into the directory memory sim object 44 numa_high_bit = Param.Int("numa high bit") 45