96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
/*
|
|
* Copyright (c) 2009 Princeton University
|
|
* Copyright (c) 2009 The Regents of the University of California
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met: redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer;
|
|
* redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution;
|
|
* neither the name of the copyright holders nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* Authors: Hangsheng Wang (Orion 1.0, Princeton)
|
|
* Xinping Zhu (Orion 1.0, Princeton)
|
|
* Xuning Chen (Orion 1.0, Princeton)
|
|
* Bin Li (Orion 2.0, Princeton)
|
|
* Kambiz Samadi (Orion 2.0, UC San Diego)
|
|
*/
|
|
|
|
#ifndef __SWALLOCATOR_H__
|
|
#define __SWALLOCATOR_H__
|
|
|
|
#include "mem/ruby/network/orion/Type.hh"
|
|
|
|
class TechParameter;
|
|
class OrionConfig;
|
|
class Arbiter;
|
|
class Crossbar;
|
|
|
|
class SWAllocator
|
|
{
|
|
protected:
|
|
SWAllocator(
|
|
uint32_t num_in_port_,
|
|
uint32_t num_out_port_,
|
|
uint32_t num_vclass_,
|
|
uint32_t num_vchannel_,
|
|
double len_in_wire_,
|
|
const string& local_arb_model_str_,
|
|
const string& local_arb_ff_model_str_,
|
|
const string& global_arb_model_str_,
|
|
const string& global_arb_ff_model_str_,
|
|
const TechParameter* tech_param_ptr_
|
|
);
|
|
|
|
public:
|
|
~SWAllocator();
|
|
|
|
public:
|
|
double get_dynamic_energy_local_sw_arb(double num_req_, bool is_max_) const;
|
|
double get_dynamic_energy_global_sw_arb(double num_req_, bool is_max_) const;
|
|
double get_static_power() const;
|
|
|
|
void print_all() const;
|
|
|
|
protected:
|
|
void init();
|
|
|
|
protected:
|
|
uint32_t m_num_in_port;
|
|
uint32_t m_num_out_port;
|
|
uint32_t m_num_vclass;
|
|
uint32_t m_num_vchannel;
|
|
|
|
Arbiter* m_local_arb_ptr;
|
|
Arbiter* m_global_arb_ptr;
|
|
|
|
public:
|
|
static SWAllocator* create_swallocator(
|
|
uint32_t num_in_port_,
|
|
uint32_t num_out_port_,
|
|
uint32_t num_vclass_,
|
|
uint32_t num_vchannel_,
|
|
const Crossbar* xbar_ptr_,
|
|
const OrionConfig* orion_cfg_ptr_
|
|
);
|
|
};
|
|
|
|
#endif
|