# Copyright (c) 2009 Advanced Micro Devices, Inc.
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# Authors: Steve Reinhardt
#          Brad Beckmann

from m5.params import *
from m5.proxy import *
from m5.SimObject import SimObject

class RubyDirectoryMemory(SimObject):
    type = 'RubyDirectoryMemory'
    cxx_class = 'DirectoryMemory'
    cxx_header = "mem/ruby/system/DirectoryMemory.hh"
    version = Param.Int(0, "")
    size = Param.MemorySize("1GB", "capacity in bytes")
    use_map = Param.Bool(False, "enable sparse memory")
    map_levels = Param.Int(4, "sparse memory map levels")
    # the default value of the numa high bit is specified in the command line
    # option and must be passed into the directory memory sim object
    numa_high_bit = Param.Int("numa high bit")