| /* |
| * 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 __FLIPFLOP_H__ |
| #define __FLIPFLOP_H__ |
| |
| #include "mem/ruby/network/orion/Type.hh" |
| |
| class TechParameter; |
| |
| class FlipFlop |
| { |
| public: |
| enum FFModel |
| { |
| NO_MODEL = 0, |
| NEG_DFF |
| }; |
| |
| public: |
| FlipFlop( |
| const string& ff_model_str_, |
| double load_, |
| const TechParameter* tech_param_ptr_ |
| ); |
| ~FlipFlop(); |
| |
| public: |
| double get_e_switch() const { return m_e_switch; } |
| double get_e_keep_1() const { return m_e_keep_1; } |
| double get_e_keep_0() const { return m_e_keep_0; } |
| double get_e_clock() const { return m_e_clock; } |
| double get_i_static() const { return m_i_static; } |
| |
| private: |
| void init(); |
| double calc_node_cap(uint32_t num_fanin_, uint32_t num_fanout_); |
| double calc_clock_cap(); |
| double calc_i_static(); |
| |
| private: |
| FFModel m_ff_model; |
| const TechParameter* m_tech_param_ptr; |
| |
| double m_load; |
| |
| double m_e_switch; |
| double m_e_keep_1; |
| double m_e_keep_0; |
| double m_e_clock; |
| |
| double m_i_static; |
| }; |
| |
| #endif |