94 lines
3.4 KiB
C++
94 lines
3.4 KiB
C++
/*
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* Copyright (c) 2009 Princeton University
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* Copyright (c) 2009 The Regents of the University of California
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Hangsheng Wang (Orion 1.0, Princeton)
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* Xinping Zhu (Orion 1.0, Princeton)
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* Xuning Chen (Orion 1.0, Princeton)
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* Bin Li (Orion 2.0, Princeton)
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* Kambiz Samadi (Orion 2.0, UC San Diego)
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*/
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#include <cassert>
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#include <iostream>
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#include "mem/ruby/network/orion/Allocator/Arbiter.hh"
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#include "mem/ruby/network/orion/Allocator/MatrixArbiter.hh"
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#include "mem/ruby/network/orion/Allocator/RRArbiter.hh"
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#include "mem/ruby/network/orion/TechParameter.hh"
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using namespace std;
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Arbiter::Arbiter(const ArbiterModel arb_model_,
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const uint32_t req_width_,
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const double len_in_wire_,
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const TechParameter* tech_param_ptr_)
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{
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assert(req_width_ == req_width_);
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assert(len_in_wire_ == len_in_wire_);
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m_arb_model = arb_model_;
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m_req_width = req_width_;
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m_len_in_wire = len_in_wire_;
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m_tech_param_ptr = tech_param_ptr_;
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}
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Arbiter::~Arbiter()
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{}
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double
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Arbiter::get_static_power() const
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{
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double vdd = m_tech_param_ptr->get_vdd();
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double SCALE_S = m_tech_param_ptr->get_SCALE_S();
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return m_i_static*vdd*SCALE_S;
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}
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Arbiter*
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Arbiter::create_arbiter(const string& arb_model_str_,
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const string& ff_model_str_,
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uint32_t req_width_,
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double len_in_wire_,
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const TechParameter* tech_param_ptr_)
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{
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if (arb_model_str_ == string("RR_ARBITER")) {
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return new RRArbiter(ff_model_str_, req_width_,
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len_in_wire_, tech_param_ptr_);
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} else if (arb_model_str_ == string("MATRIX_ARBITER")) {
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return new MatrixArbiter(ff_model_str_, req_width_,
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len_in_wire_, tech_param_ptr_);
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} else {
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cerr << "WARNING: No Arbiter model" << endl;
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return (Arbiter*)NULL;
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}
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}
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