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/*
* Copyright (c) 2009 Princeton University, and
* 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 __BUFFER_H__
#define __BUFFER_H__
#include "mem/ruby/network/orion/Type.hh"
class OrionConfig;
class TechParameter;
class SRAM;
class Register;
class Buffer
{
public:
enum BufferModel
{
NO_MODEL = 0,
BUF_SRAM,
BUF_REG
};
public:
Buffer(
const string& buffer_model_str_,
bool is_fifo_,
bool is_outdrv_,
uint32_t num_entry_,
uint32_t line_width_,
uint32_t num_read_port_,
uint32_t num_write_port_,
const OrionConfig* orion_cfg_ptr_
);
~Buffer();
public:
double get_dynamic_energy(bool is_read_, bool is_max_) const;
double get_static_power() const;
void print_all() const;
private:
void init();
private:
BufferModel m_buffer_model;
uint32_t m_num_entry;
uint32_t m_line_width;
bool m_is_fifo;
bool m_is_outdrv;
uint32_t m_num_read_port;
uint32_t m_num_write_port;
const OrionConfig* m_orion_cfg_ptr;
const TechParameter* m_tech_param_ptr;
SRAM* m_sram_ptr;
Register* m_reg_ptr;
};
#endif
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