| /* |
| * 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 __WIRE_H__ |
| #define __WIRE_H__ |
| |
| #include "mem/ruby/network/orion/Type.hh" |
| |
| class TechParameter; |
| |
| class Wire |
| { |
| public: |
| enum WidthSpacingModel |
| { |
| SWIDTH_SSPACE, |
| SWIDTH_DSPACE, |
| DWIDTH_SSPACE, |
| DWIDTH_DSPACE |
| }; |
| enum BufferScheme |
| { |
| MIN_DELAY, |
| STAGGERED |
| }; |
| |
| public: |
| Wire( |
| const string& wire_spacing_model_str_, |
| const string& buf_scheme_str_, |
| bool is_shielding_, |
| const TechParameter* tech_param_ptr_ |
| ); |
| ~Wire(); |
| |
| public: |
| void calc_opt_buffering(int* k_, double* h_, double len_) const; |
| double calc_dynamic_energy(double len_) const; |
| double calc_static_power(double len_) const; |
| |
| private: |
| void init(); |
| void set_width_spacing_model(const string& wire_spacing_model_str_); |
| void set_buf_scheme(const string& buf_scheme_str_); |
| double calc_res_unit_len(); |
| double calc_gnd_cap_unit_len(); |
| double calc_couple_cap_unit_len(); |
| |
| private: |
| const TechParameter* m_tech_param_ptr; |
| WidthSpacingModel m_width_spacing_model; |
| BufferScheme m_buf_scheme; |
| bool m_is_shielding; |
| |
| double m_res_unit_len; |
| double m_gnd_cap_unit_len; |
| double m_couple_cap_unit_len; |
| }; |
| |
| #endif |