diff options
Diffstat (limited to 'src/mem/ruby/network/orion/Crossbar')
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/Crossbar.cc | 393 | ||||
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/Crossbar.hh | 130 | ||||
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.cc | 152 | ||||
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.hh | 73 | ||||
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.cc | 162 | ||||
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.hh | 69 | ||||
| -rw-r--r-- | src/mem/ruby/network/orion/Crossbar/SConscript | 36 |
7 files changed, 0 insertions, 1015 deletions
diff --git a/src/mem/ruby/network/orion/Crossbar/Crossbar.cc b/src/mem/ruby/network/orion/Crossbar/Crossbar.cc deleted file mode 100644 index 5f0f2206d..000000000 --- a/src/mem/ruby/network/orion/Crossbar/Crossbar.cc +++ /dev/null @@ -1,393 +0,0 @@ -/* - * 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) - */ - -#include <cassert> -#include <iostream> - -#include "mem/ruby/network/orion/Crossbar/Crossbar.hh" -#include "mem/ruby/network/orion/Crossbar/MatrixCrossbar.hh" -#include "mem/ruby/network/orion/Crossbar/MultreeCrossbar.hh" -#include "mem/ruby/network/orion/OrionConfig.hh" -#include "mem/ruby/network/orion/TechParameter.hh" - -using namespace std; - -Crossbar::Crossbar( - CrossbarModel xbar_model_, - const string& conn_type_str_, - const string& trans_type_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - uint32_t num_in_seg_, - uint32_t num_out_seg_, - uint32_t degree_, - const TechParameter* tech_param_ptr_ - ) -{ - m_xbar_model = xbar_model_; - if (m_xbar_model != NO_MODEL) - { - assert((num_in_ == num_in_) && (num_in_ != 0)); - assert((num_out_ == num_out_) && (num_out_ != 0)); - assert((data_width_ == data_width_) && (data_width_ != 0)); - assert(num_in_seg_ == num_in_seg_); - assert(num_out_seg_ == num_out_seg_); - - set_conn_type(conn_type_str_); - set_trans_type(trans_type_str_); - m_num_in = num_in_; - m_num_out = num_out_; - m_num_in_seg = num_in_seg_; - m_num_out_seg = num_out_seg_; - m_data_width = data_width_; - m_degree = degree_; - m_tech_param_ptr = tech_param_ptr_; - } - else - { - cerr << "ERROR at " << __FILE__ << " " << __LINE__ << endl; - } -} - -Crossbar::~Crossbar() -{} - -double Crossbar::get_static_power() const -{ - double vdd = m_tech_param_ptr->get_vdd(); - double SCALE_S = m_tech_param_ptr->get_SCALE_S(); - return (m_i_static*vdd*SCALE_S); -} - -void Crossbar::print_all() const -{ - cout << "Crossbar" << endl; - cout << "\t" << "Traversal = " << get_dynamic_energy(false) << endl; - cout << "\t" << "Static power = " << get_static_power() << endl; - return; -} - -void Crossbar::set_conn_type(const string& conn_type_str_) -{ - if (conn_type_str_ == string("TRANS_GATE")) - { - m_conn_type = TRANS_GATE; - } - else if (conn_type_str_ == string("TRISTATE_GATE")) - { - m_conn_type = TRISTATE_GATE; - } - else - { - cerr << "Invalid connect type: '" << conn_type_str_ << "'. Use TRANS_GATE as default." << endl; - m_conn_type = TRANS_GATE; - } - return; -} - -void Crossbar::set_trans_type(const string& trans_type_str_) -{ - if (trans_type_str_ == string("NP_GATE")) - { - m_trans_type = NP_GATE; - } - else if (trans_type_str_ == string("N_GATE")) - { - m_trans_type = N_GATE; - } - else - { - cerr << "Invalid trans type: '" << trans_type_str_ << "'. Use N_GATE as default." << endl; - m_trans_type = N_GATE; - } -} - -double Crossbar::calc_in_cap() -{ - double total_cap = 0; - - // part 1: wire cap - total_cap += m_cap_in_wire; - - double trans_cap = 0; - // part 2: drain cap of transmission gate or gate cap of tri-state gate - if (m_conn_type == TRANS_GATE) - { - //FIXME: resizing strategy - double Wmemcellr = m_tech_param_ptr->get_Wmemcellr(); - double nsize = Wmemcellr; - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double psize = nsize*Wdecinvp/Wdecinvn; - trans_cap = m_tech_param_ptr->calc_draincap(nsize, TechParameter::NCH, 1); - if (m_trans_type == NP_GATE) - { - trans_cap += m_tech_param_ptr->calc_draincap(psize, TechParameter::PCH, 1); - } - } - else if (m_conn_type == TRISTATE_GATE) - { - double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn(); - double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp(); - double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn(); - double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp(); - trans_cap = m_tech_param_ptr->calc_gatecap(Woutdrvnandn+Woutdrvnandp, 0) - + m_tech_param_ptr->calc_gatecap(Woutdrvnorn+Woutdrvnorp, 0); - } - total_cap += trans_cap*m_num_out; - - // segmented crossbar - if (m_num_in_seg > 1) - { - total_cap *= (m_num_in_seg+1)/(m_num_in_seg*2); - // input capacitance of tri-state buffer - double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn(); - double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp(); - double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn(); - double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp(); - total_cap += (m_num_in_seg+2)*(m_num_in_seg-1)/(m_num_in_seg*2)*(m_tech_param_ptr->calc_gatecap(Woutdrvnandn+Woutdrvnandp, 0)+m_tech_param_ptr->calc_gatecap(Woutdrvnorn+Woutdrvnorp, 0)); - // output capacitance of tri-state buffer - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - total_cap += (m_num_in_seg-1)/2*(m_tech_param_ptr->calc_draincap(Woutdrivern, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(Woutdriverp, TechParameter::PCH, 1)); - } - - // part 3: input driver - //FIXME: how to specify timing - double period = m_tech_param_ptr->get_period(); - double psize = m_tech_param_ptr->calc_driver_psize(total_cap, period/3.0); - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double nsize = psize*Wdecinvn/Wdecinvp; - total_cap += m_tech_param_ptr->calc_draincap(nsize, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(psize, TechParameter::PCH, 1)+m_tech_param_ptr->calc_gatecap(nsize+psize, 0); - - return total_cap/2.0; -} - -double Crossbar::calc_out_cap(uint32_t num_in_) -{ - double total_cap = 0; - - // part 1: wire cap - total_cap += m_cap_out_wire; - - double trans_cap = 0; - // part 2: drain cap of transmission gate or tri-state gate - if (m_conn_type == TRANS_GATE) - { - // FIXME: resizing strategy - double Wmemcellr = m_tech_param_ptr->get_Wmemcellr(); - double nsize = Wmemcellr; - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double psize = nsize*Wdecinvp/Wdecinvn; - - trans_cap = m_tech_param_ptr->calc_draincap(nsize, TechParameter::NCH, 1); - if (m_trans_type == NP_GATE) - { - trans_cap += m_tech_param_ptr->calc_draincap(psize, TechParameter::PCH, 1); - } - } - else if (m_conn_type == TRISTATE_GATE) - { - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - trans_cap = m_tech_param_ptr->calc_draincap(Woutdrivern, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(Woutdriverp, TechParameter::PCH, 1); - } - total_cap += trans_cap*num_in_; - - // segmented crossbar - if (m_num_out_seg > 1) - { - total_cap *= (m_num_out_seg+1)/(m_num_out_seg*2); - // input capacitance of tri-state buffer - double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn(); - double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp(); - double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn(); - double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp(); - total_cap += (m_num_out_seg+2)*(m_num_out_seg-1)/(m_num_out_seg*2)*(m_tech_param_ptr->calc_gatecap(Woutdrvnandn+Woutdrvnandp, 0)+m_tech_param_ptr->calc_gatecap(Woutdrvnorn+Woutdrvnorp, 0)); - // output capacitance of tri-state buffer - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - total_cap += (m_num_out_seg-1)/2*(m_tech_param_ptr->calc_draincap(Woutdrivern, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(Woutdriverp, TechParameter::PCH, 1)); - } - - // part 3: output driver - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - total_cap += m_tech_param_ptr->calc_draincap(Woutdrivern, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(Woutdriverp, TechParameter::PCH, 1)+m_tech_param_ptr->calc_gatecap(Woutdrivern+Woutdriverp, 0); - - return total_cap/2.0; -} - -double Crossbar::calc_int_cap() -{ - double total_cap = 0; - - if (m_conn_type == TRANS_GATE) - { - // part 1: drain cap of transmission gate - //FIXME: Wmemcellr and resize - double Wmemcellr = m_tech_param_ptr->get_Wmemcellr(); - double nsize = Wmemcellr; - double trans_cap = m_tech_param_ptr->calc_draincap(nsize, TechParameter::NCH, 1); - if (m_trans_type == NP_GATE) - { - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double psize = nsize*Wdecinvp/Wdecinvn; - trans_cap += m_tech_param_ptr->calc_draincap(psize, TechParameter::PCH, 1); - } - total_cap += trans_cap*(m_degree+1); - } - else if (m_conn_type == TRISTATE_GATE) - { - // part 1: drain cap of tri-state gate - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - - double trans_cap = (m_tech_param_ptr->calc_draincap(Woutdrivern, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(Woutdriverp, TechParameter::PCH, 1))*m_degree; - // part 2: gate cap of tri-state gate - double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn(); - double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp(); - double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn(); - double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp(); - trans_cap += m_tech_param_ptr->calc_gatecap(Woutdrvnandn+Woutdrvnandp, 0)+m_tech_param_ptr->calc_gatecap(Woutdrvnorn+Woutdrvnorp, 0); - total_cap += trans_cap; - } - - return total_cap/2.0; -} - -double Crossbar::calc_ctr_cap(double cap_wire_, bool prev_ctr_, bool next_ctr_) -{ - double total_cap = 0; - - // part 1: wire cap - total_cap += cap_wire_; - - double trans_cap = 0; - // part 2: gate cap of transmission gate or tri-state gate - if (m_conn_type == TRANS_GATE) - { - //FIXME Wmemcellr and resize - double Wmemcellr = m_tech_param_ptr->get_Wmemcellr(); - double nsize = Wmemcellr; - trans_cap = m_tech_param_ptr->calc_gatecap(nsize, 0); - if (m_trans_type == NP_GATE) - { - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double psize = nsize*Wdecinvp/Wdecinvn; - trans_cap += m_tech_param_ptr->calc_gatecap(psize, 0); - } - } - else if (m_conn_type == TRISTATE_GATE) - { - double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn(); - double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp(); - double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn(); - double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp(); - trans_cap = m_tech_param_ptr->calc_gatecap(Woutdrvnandn+Woutdrvnandp, 0) - + m_tech_param_ptr->calc_gatecap(Woutdrvnorn+Woutdrvnorp, 0); - } - total_cap += trans_cap*m_data_width; - - // part 3: inverter - if (!((m_conn_type == TRANS_GATE) && (m_trans_type == N_GATE) && (!prev_ctr_))) - { - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - total_cap += m_tech_param_ptr->calc_draincap(Wdecinvn, TechParameter::NCH, 1)+m_tech_param_ptr->calc_draincap(Wdecinvp, TechParameter::PCH, 1) - + m_tech_param_ptr->calc_gatecap(Wdecinvn+Wdecinvp, 0); - } - - double WdecNORn = m_tech_param_ptr->get_WdecNORn(); - double WdecNORp = m_tech_param_ptr->get_WdecNORp(); - // part 4: drain cap of previous level control signal - if (prev_ctr_) - { - // FIXME: need actual size, use decoder data for now - total_cap += m_degree*m_tech_param_ptr->calc_draincap(WdecNORn, TechParameter::NCH, 1) - +m_tech_param_ptr->calc_draincap(WdecNORp, TechParameter::PCH, m_degree); - } - - // part 5: gate cap of next level control signal - if (next_ctr_) - { - // FIXME: need actual size, use decoder data for now - total_cap += m_tech_param_ptr->calc_gatecap(WdecNORn+WdecNORp, m_degree*40+20); - } - - return total_cap; -} - -Crossbar* Crossbar::create_crossbar( - const string& xbar_model_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - const OrionConfig* orion_cfg_ptr_ - ) -{ - if (xbar_model_str_ == string("MATRIX_CROSSBAR")) - { - const string& conn_type_str = orion_cfg_ptr_->get<string>("CROSSBAR_CONNECT_TYPE"); - const string& trans_type_str = orion_cfg_ptr_->get<string>("CROSSBAR_TRANS_GATE_TYPE"); - uint32_t num_in_seg = orion_cfg_ptr_->get<uint32_t>("CROSSBAR_NUM_IN_SEG"); - uint32_t num_out_seg = orion_cfg_ptr_->get<uint32_t>("CROSSBAR_NUM_OUT_SEG"); - double len_in_wire = orion_cfg_ptr_->get<double>("CROSSBAR_LEN_IN_WIRE"); - double len_out_wire = orion_cfg_ptr_->get<double>("CROSSBAR_LEN_OUT_WIRE"); - const TechParameter* tech_param_ptr = orion_cfg_ptr_->get_tech_param_ptr(); - return new MatrixCrossbar(conn_type_str, trans_type_str, - num_in_, num_out_, data_width_, num_in_seg, num_out_seg, - len_in_wire, len_out_wire, tech_param_ptr); - } - else if (xbar_model_str_ == string("MULTREE_CROSSBAR")) - { - const string& conn_type_str = orion_cfg_ptr_->get<string>("CROSSBAR_CONNECT_TYPE"); - const string& trans_type_str = orion_cfg_ptr_->get<string>("CROSSBAR_TRANS_GATE_TYPE"); - uint32_t degree = orion_cfg_ptr_->get<uint32_t>("CROSSBAR_MUX_DEGREE"); - const TechParameter* tech_param_ptr = orion_cfg_ptr_->get_tech_param_ptr(); - return new MultreeCrossbar(conn_type_str, trans_type_str, - num_in_, num_out_, data_width_, degree, tech_param_ptr); - } - else - { - cerr << "WARNING: No Crossbar model" << endl; - return (Crossbar*)NULL; - } -} diff --git a/src/mem/ruby/network/orion/Crossbar/Crossbar.hh b/src/mem/ruby/network/orion/Crossbar/Crossbar.hh deleted file mode 100644 index 977387b90..000000000 --- a/src/mem/ruby/network/orion/Crossbar/Crossbar.hh +++ /dev/null @@ -1,130 +0,0 @@ -/* - * 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 __CROSSBAR_H__ -#define __CROSSBAR_H__ - -#include "mem/ruby/network/orion/Type.hh" - -class TechParameter; -class OrionConfig; - -class Crossbar -{ - public: - enum CrossbarModel - { - NO_MODEL = 0, - MATRIX_CROSSBAR, - MULTREE_CROSSBAR - }; - enum ConnectType - { - TRANS_GATE, - TRISTATE_GATE - }; - enum TransType - { - N_GATE, - NP_GATE - }; - - public: - Crossbar( - CrossbarModel xbar_model_, - const string& conn_type_str_, - const string& trans_type_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - uint32_t num_in_seg_, - uint32_t num_out_seg_, - uint32_t degree_, - const TechParameter* tech_param_ptr_ - ); - virtual ~Crossbar() = 0; - - public: - double get_len_req_wire() const { return m_len_req_wire; } - - virtual double get_dynamic_energy(bool is_max_) const = 0; - double get_static_power() const; - - void print_all() const; - - protected: - void set_conn_type(const string& conn_type_str_); - void set_trans_type(const string& trans_type_str_); - double calc_in_cap(); - double calc_out_cap(uint32_t num_in_); - double calc_int_cap(); - double calc_ctr_cap(double cap_wire_, bool prev_ctr_, bool next_ctr_); - virtual double calc_i_static() = 0; - - protected: - CrossbarModel m_xbar_model; - ConnectType m_conn_type; - TransType m_trans_type; - uint32_t m_num_in; - uint32_t m_num_out; - uint32_t m_data_width; - uint32_t m_num_in_seg; - uint32_t m_num_out_seg; - uint32_t m_degree; - const TechParameter* m_tech_param_ptr; - - double m_cap_in_wire; - double m_cap_out_wire; - double m_cap_ctr_wire; - double m_len_req_wire; - - double m_e_chg_in; - double m_e_chg_out; - double m_e_chg_ctr; - double m_e_chg_int; - - double m_i_static; - - public: - static Crossbar* create_crossbar( - const string& xbar_model_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - const OrionConfig* orion_cfg_ptr_ - ); -}; - -#endif diff --git a/src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.cc b/src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.cc deleted file mode 100644 index e398d9a46..000000000 --- a/src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.cc +++ /dev/null @@ -1,152 +0,0 @@ -/* - * 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) - */ - -#include <cassert> -#include <iostream> - -#include "mem/ruby/network/orion/Crossbar/MatrixCrossbar.hh" -#include "mem/ruby/network/orion/TechParameter.hh" - -using namespace std; - -MatrixCrossbar::MatrixCrossbar( - const string& conn_type_str_, - const string& trans_type_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - uint32_t num_in_seg_, - uint32_t num_out_seg_, - double len_in_wire_, - double len_out_wire_, - const TechParameter* tech_param_ptr_ - ) : Crossbar( - MATRIX_CROSSBAR, conn_type_str_, trans_type_str_, - num_in_, num_out_, data_width_, num_in_seg_, num_out_seg_, - 0, tech_param_ptr_) -{ - assert(len_in_wire_ == len_in_wire_); - assert(len_out_wire_ == len_out_wire_); - - m_len_in_wire = len_in_wire_; - m_len_out_wire = len_out_wire_; - init(); -} - -MatrixCrossbar::~MatrixCrossbar() -{} - -double MatrixCrossbar::get_dynamic_energy(bool is_max_) const -{ - double e_atomic; - double e_access = 0; - - e_atomic = m_e_chg_in*m_data_width*(is_max_? 1:0.5); - e_access += e_atomic; - - e_atomic = m_e_chg_out*m_data_width*(is_max_? 1:0.5); - e_access += e_atomic; - - e_atomic = m_e_chg_ctr; - e_access += e_atomic; - - return e_access; -} - -void MatrixCrossbar::init() -{ - // FIXME: need accurate spacing - double CrsbarCellWidth = m_tech_param_ptr->get_CrsbarCellWidth(); - double CrsbarCellHeight = m_tech_param_ptr->get_CrsbarCellHeight(); - double len_in = m_num_out*m_data_width*CrsbarCellWidth; - double len_out = m_num_in*m_data_width*CrsbarCellHeight; - if(len_in > m_len_in_wire) m_len_in_wire = len_in; - if(len_out > m_len_out_wire) m_len_out_wire = len_out; - double CC3metal = m_tech_param_ptr->get_CC3metal(); - m_cap_in_wire = CC3metal*m_len_in_wire; - m_cap_out_wire = CC3metal*m_len_out_wire; - double Cmetal = m_tech_param_ptr->get_Cmetal(); - m_cap_ctr_wire = Cmetal*m_len_in_wire/2.0; - m_len_req_wire = m_len_in_wire; - - double e_factor = m_tech_param_ptr->get_EnergyFactor(); - m_e_chg_in = calc_in_cap()*e_factor; - m_e_chg_out = calc_out_cap(m_num_out)*e_factor; - //FIXME: wire length estimation, really reset? - //control signal should reset after transmission is done, so no 1/2 - m_e_chg_ctr = calc_ctr_cap(m_cap_ctr_wire, 0, 0)*e_factor; - m_e_chg_int = 0; - - m_i_static = calc_i_static(); - return; -} - -double MatrixCrossbar::calc_i_static() -{ - double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn(); - double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp(); - double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn(); - double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp(); - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - double NAND2_TAB_0 = m_tech_param_ptr->get_NAND2_TAB(0); - double NAND2_TAB_1 = m_tech_param_ptr->get_NAND2_TAB(1); - double NAND2_TAB_2 = m_tech_param_ptr->get_NAND2_TAB(2); - double NAND2_TAB_3 = m_tech_param_ptr->get_NAND2_TAB(3); - double NOR2_TAB_0 = m_tech_param_ptr->get_NOR2_TAB(0); - double NOR2_TAB_1 = m_tech_param_ptr->get_NOR2_TAB(1); - double NOR2_TAB_2 = m_tech_param_ptr->get_NOR2_TAB(2); - double NOR2_TAB_3 = m_tech_param_ptr->get_NOR2_TAB(3); - double NMOS_TAB_0 = m_tech_param_ptr->get_NMOS_TAB(0); - double PMOS_TAB_0 = m_tech_param_ptr->get_PMOS_TAB(0); - - double i_static = 0; - // tri-state buffers - i_static += ((Woutdrvnandp*(NAND2_TAB_0+NAND2_TAB_1+NAND2_TAB_2)+Woutdrvnandn*NAND2_TAB_3)/4 - + (Woutdrvnorp*NOR2_TAB_0+Woutdrvnorn*(NOR2_TAB_1+NOR2_TAB_2+NOR2_TAB_3))/4 - + Woutdrivern*NMOS_TAB_0+Woutdriverp*PMOS_TAB_0)*m_num_in*m_num_out*m_data_width; - - // input driver - i_static += (Wdecinvn*NMOS_TAB_0+Wdecinvp*PMOS_TAB_0)*m_num_in*m_data_width; - - // output driver - i_static += (Woutdrivern*NMOS_TAB_0+Woutdriverp*PMOS_TAB_0)*m_num_out*m_data_width; - - // control siganl inverter - i_static += (Wdecinvn*NMOS_TAB_0+Wdecinvp*PMOS_TAB_0)*m_num_in*m_num_out; - return i_static; -} diff --git a/src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.hh b/src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.hh deleted file mode 100644 index 0a99209f7..000000000 --- a/src/mem/ruby/network/orion/Crossbar/MatrixCrossbar.hh +++ /dev/null @@ -1,73 +0,0 @@ -/* - * 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 __MATRIXCROSSBAR_H__ -#define __MATRIXCROSSBAR_H__ - -#include "mem/ruby/network/orion/Crossbar/Crossbar.hh" -#include "mem/ruby/network/orion/Type.hh" - -class TechParameter; - -class MatrixCrossbar : public Crossbar -{ - public: - MatrixCrossbar( - const string& conn_type_str_, - const string& trans_type_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - uint32_t num_in_seg_, - uint32_t num_out_seg_, - double len_in_wire_, - double len_out_wire_, - const TechParameter* tech_param_ptr_ - ); - ~MatrixCrossbar(); - - public: - double get_dynamic_energy(bool is_max_) const; - - private: - void init(); - double calc_i_static(); - - private: - double m_len_in_wire; - double m_len_out_wire; -}; - -#endif diff --git a/src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.cc b/src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.cc deleted file mode 100644 index 00a3f090f..000000000 --- a/src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.cc +++ /dev/null @@ -1,162 +0,0 @@ -/* - * 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) - */ - -#include <cmath> -#include <iostream> - -#include "mem/ruby/network/orion/Crossbar/MultreeCrossbar.hh" -#include "mem/ruby/network/orion/TechParameter.hh" - -using namespace std; - -MultreeCrossbar::MultreeCrossbar( - const string& conn_type_str_, - const string& trans_type_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - uint32_t degree_, - const TechParameter *tech_param_ptr_ - ) : Crossbar( - MULTREE_CROSSBAR, conn_type_str_, trans_type_str_, - num_in_, num_out_, data_width_, 0, 0, degree_, tech_param_ptr_) -{ - m_len_req_wire = 0; - init(); -} - -MultreeCrossbar::~MultreeCrossbar() -{} - -double MultreeCrossbar::get_dynamic_energy(bool is_max_) const -{ - double e_atomic; - double e_access = 0; - - e_atomic = m_e_chg_in*m_data_width*(is_max_? 1:0.5); - e_access += e_atomic; - - e_atomic = m_e_chg_out*m_data_width*(is_max_? 1:0.5); - e_access += e_atomic; - - e_atomic = m_e_chg_ctr; - e_access += e_atomic; - - if (m_depth > 1) - { - e_atomic = m_e_chg_int*m_data_width*(m_depth-1)*(is_max_? 1:0.5); - e_access += e_atomic; - } - - return e_access; -} - -void MultreeCrossbar::init() -{ - double CrsbarCellWidth = m_tech_param_ptr->get_CrsbarCellWidth(); - double CCmetal = m_tech_param_ptr->get_CCmetal(); - double Lamda = m_tech_param_ptr->get_Lamda(); - double CC3metal = m_tech_param_ptr->get_CC3metal(); - - double len_in_wire; - // input wire horizontal segment length - len_in_wire = m_num_in*m_data_width*CrsbarCellWidth*(m_num_out/2); - m_cap_in_wire = len_in_wire*CCmetal; - // input wire vertical segment length - len_in_wire = m_num_in*m_data_width*(5*Lamda)*(m_num_out/2); - m_cap_in_wire += len_in_wire*CC3metal; - m_cap_out_wire = 0; - - double Cmetal = m_tech_param_ptr->get_Cmetal(); - double len_ctr_wire = m_num_in*m_data_width*CrsbarCellWidth*(m_num_out/2)/2; - m_cap_ctr_wire = Cmetal*len_ctr_wire; - - double e_factor = m_tech_param_ptr->get_EnergyFactor(); - m_e_chg_in = calc_in_cap()*e_factor; - m_e_chg_out = calc_out_cap(m_degree)*e_factor; - m_e_chg_int = calc_int_cap()*e_factor; - - m_depth = (uint32_t)ceil(log((double)m_num_in)/log((double)m_degree)); - - // control signal should reset after transmission is done - if (m_depth == 1) - { - // only one level of control sigal - m_e_chg_ctr = calc_ctr_cap(m_cap_ctr_wire, 0, 0)*e_factor; - } - else - { - // first level and last level control signals - m_e_chg_ctr = calc_ctr_cap(m_cap_ctr_wire, 0, 1)*e_factor + calc_ctr_cap(0, 1, 0)*e_factor; - // intermediate control signals - if (m_depth > 2) - { - m_e_chg_ctr += (m_depth-2)*calc_ctr_cap(0, 1, 1)*e_factor; - } - } - - m_i_static = calc_i_static(); -} - -double MultreeCrossbar::calc_i_static() -{ - double Wdecinvn = m_tech_param_ptr->get_Wdecinvn(); - double Wdecinvp = m_tech_param_ptr->get_Wdecinvp(); - double Woutdrivern = m_tech_param_ptr->get_Woutdrivern(); - double Woutdriverp = m_tech_param_ptr->get_Woutdriverp(); - double WdecNORn = m_tech_param_ptr->get_WdecNORn(); - double WdecNORp = m_tech_param_ptr->get_WdecNORp(); - double NOR2_TAB_0 = m_tech_param_ptr->get_NOR2_TAB(0); - double NOR2_TAB_1 = m_tech_param_ptr->get_NOR2_TAB(1); - double NOR2_TAB_2 = m_tech_param_ptr->get_NOR2_TAB(2); - double NOR2_TAB_3 = m_tech_param_ptr->get_NOR2_TAB(3); - double NMOS_TAB_0 = m_tech_param_ptr->get_NMOS_TAB(0); - double PMOS_TAB_0 = m_tech_param_ptr->get_PMOS_TAB(0); - - double i_static = 0; - - // input driver - i_static += (Wdecinvn*NMOS_TAB_0+Wdecinvp*PMOS_TAB_0)*m_num_in*m_data_width; - - // output driver - i_static += (Woutdrivern*NMOS_TAB_0+Woutdriverp*PMOS_TAB_0)*m_num_out*m_data_width; - - // mux - i_static += (WdecNORp*NOR2_TAB_0+WdecNORn*(NOR2_TAB_1+NOR2_TAB_2+NOR2_TAB_3))/4*(2*m_num_in-1)*m_num_out*m_data_width; - - // control signal inverter - i_static += (Wdecinvn*NMOS_TAB_0+Wdecinvp*PMOS_TAB_0)*m_num_in*m_num_out; - return i_static; -} diff --git a/src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.hh b/src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.hh deleted file mode 100644 index dddb2fda4..000000000 --- a/src/mem/ruby/network/orion/Crossbar/MultreeCrossbar.hh +++ /dev/null @@ -1,69 +0,0 @@ -/* - * 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 __MULTREECROSSBAR_H__ -#define __MULTREECROSSBAR_H__ - -#include "mem/ruby/network/orion/Crossbar/Crossbar.hh" -#include "mem/ruby/network/orion/Type.hh" - -class TechParameter; - -class MultreeCrossbar : public Crossbar -{ - public: - MultreeCrossbar( - const string& conn_type_str_, - const string& trans_type_str_, - uint32_t num_in_, - uint32_t num_out_, - uint32_t data_width_, - uint32_t degree_, - const TechParameter* tech_param_ptr_ - ); - ~MultreeCrossbar(); - - public: - double get_dynamic_energy(bool is_max_) const; - - private: - void init(); - double calc_i_static(); - - private: - uint32_t m_depth; -}; - -#endif diff --git a/src/mem/ruby/network/orion/Crossbar/SConscript b/src/mem/ruby/network/orion/Crossbar/SConscript deleted file mode 100644 index 710046978..000000000 --- a/src/mem/ruby/network/orion/Crossbar/SConscript +++ /dev/null @@ -1,36 +0,0 @@ -# Copyright (c) 2010 Massachusetts Institute of Technology -# 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: Tushar Krishna - -Import('*') - -if env['PROTOCOL'] == 'None': - Return() - -Source('Crossbar.cc') -Source('MatrixCrossbar.cc') -Source('MultreeCrossbar.cc') |