src/mem/ruby/network/Network.py

# Copyright (c) 2009 Advanced Micro Devices, Inc.
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from m5.params import *
from m5.proxy import *
from m5.objects.ClockedObject import ClockedObject
from m5.objects.BasicLink import BasicLink


class RubyNetwork(ClockedObject):
    type = "RubyNetwork"
    cxx_class = "gem5::ruby::Network"
    cxx_header = "mem/ruby/network/Network.hh"
    abstract = True

    topology = Param.String(
        "Not Specified", "the name of the imported topology module"
    )

    number_of_virtual_networks = Param.Unsigned(
        "Number of virtual networks "
        "used by the coherence protocol in use.  The on-chip network "
        "assumes the protocol numbers vnets starting from 0.  Therefore, "
        "the number of virtual networks should be one more than the "
        "highest numbered vnet in use."
    )
    control_msg_size = Param.Int(8, "")
    ruby_system = Param.RubySystem("")

    routers = VectorParam.BasicRouter("Network routers")
    netifs = VectorParam.ClockedObject("Network Interfaces")
    ext_links = VectorParam.BasicExtLink("Links to external nodes")
    int_links = VectorParam.BasicIntLink("Links between internal nodes")

    in_port = VectorResponsePort("CPU input port")
    slave = DeprecatedParam(in_port, "`slave` is now called `in_port`")
    out_port = VectorRequestPort("CPU output port")
    master = DeprecatedParam(out_port, "`master` is now called `out_port`")

    data_msg_size = Param.Int(
        Parent.block_size_bytes,
        "Size of data messages. Defaults to the parent "
        "RubySystem cache line size.",
    )