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Diffstat (limited to 'src/mem/ruby/network/orion/Buffer/OutdrvUnit.cc')
-rw-r--r--src/mem/ruby/network/orion/Buffer/OutdrvUnit.cc176
1 files changed, 0 insertions, 176 deletions
diff --git a/src/mem/ruby/network/orion/Buffer/OutdrvUnit.cc b/src/mem/ruby/network/orion/Buffer/OutdrvUnit.cc
deleted file mode 100644
index b4679650c..000000000
--- a/src/mem/ruby/network/orion/Buffer/OutdrvUnit.cc
+++ /dev/null
@@ -1,176 +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 "base/misc.hh"
-#include "mem/ruby/network/orion/Buffer/OutdrvUnit.hh"
-#include "mem/ruby/network/orion/Buffer/SRAM.hh"
-#include "mem/ruby/network/orion/TechParameter.hh"
-
-OutdrvUnit::OutdrvUnit(
- const string& outdrv_model_str_,
- const SRAM* sram_ptr_,
- const TechParameter* tech_param_ptr_
- )
-{
- if (outdrv_model_str_ == string("CACHE_OUTDRV"))
- {
- m_outdrv_model = CACHE_OUTDRV;
- }
- else if (outdrv_model_str_ == string("REG_OUTDRV"))
- {
- m_outdrv_model = REG_OUTDRV;
- }
- else
- {
- m_outdrv_model = NO_MODEL;
- }
-
- if (m_outdrv_model != NO_MODEL)
- {
- m_sram_ptr = sram_ptr_;
- m_tech_param_ptr = tech_param_ptr_;
- init();
- }
- else
- {
- m_e_select = 0;
- m_e_out_1 = 0;
- m_e_out_0 = 0;
- m_e_chg_data = 0;
- }
-}
-
-OutdrvUnit::~OutdrvUnit()
-{}
-
-void OutdrvUnit::init()
-{
- double e_factor = m_tech_param_ptr->get_EnergyFactor();
-
- m_e_select = calc_select_cap() * e_factor;
- m_e_out_1 = calc_outdata_cap(1) * e_factor;
- m_e_out_0 = calc_outdata_cap(0) * e_factor;
-
- switch(m_outdrv_model)
- {
- case CACHE_OUTDRV:
- m_e_chg_data = calc_chgdata_cap() * e_factor;
- break;
- case REG_OUTDRV:
- m_e_chg_data = 0;
- break;
- default:
- fatal("Incorrect OUTDRIVE model.\n");
- }
-
- m_i_static = calc_i_static();
- return;
-}
-
-double OutdrvUnit::calc_select_cap()
-{
- double total_cap;
-
- // stage 1: inverter
- double Woutdrvseln = m_tech_param_ptr->get_Woutdrvseln();
- double Woutdrvselp = m_tech_param_ptr->get_Woutdrvselp();
- total_cap = m_tech_param_ptr->calc_gatecap(Woutdrvseln, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvselp, 1) + m_tech_param_ptr->calc_draincap(Woutdrvseln, TechParameter::NCH, 1) + m_tech_param_ptr->calc_draincap(Woutdrvselp, TechParameter::PCH, 1);
-
- // stage 2: gate cap of nand gate and nor gate
- // only consider 1 gate cap because another and drain cap switch depends on data value
- uint32_t line_width = m_sram_ptr->get_line_width();
- 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 += line_width * (m_tech_param_ptr->calc_gatecap(Woutdrvnandn, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvnandp, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvnorn, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvnorp, 1));
- return total_cap;
-}
-
-double OutdrvUnit::calc_chgdata_cap()
-{
- double total_cap;
- 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_tech_param_ptr->calc_gatecap(Woutdrvnandn, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvnandp, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvnorn, 1) + m_tech_param_ptr->calc_gatecap(Woutdrvnorp, 1)) / 2.0;
- return total_cap;
-}
-
-double OutdrvUnit::calc_outdata_cap(bool value_)
-{
- double total_cap = 0;
-
- // stage 1: drain cap of nand gate or nor gate
- if (value_)
- {
- //drain cap of nand gate
- double Woutdrvnandn = m_tech_param_ptr->get_Woutdrvnandn();
- double Woutdrvnandp = m_tech_param_ptr->get_Woutdrvnandp();
- total_cap = m_tech_param_ptr->calc_draincap(Woutdrvnandn, TechParameter::NCH, 2) + 2 * m_tech_param_ptr->calc_draincap(Woutdrvnandp, TechParameter::PCH, 1);
- }
- else
- {
- //drain cap of nor gate
- double Woutdrvnorn = m_tech_param_ptr->get_Woutdrvnorn();
- double Woutdrvnorp = m_tech_param_ptr->get_Woutdrvnorp();
- total_cap = 2 * m_tech_param_ptr->calc_draincap(Woutdrvnorn, TechParameter::NCH, 1) + m_tech_param_ptr->calc_draincap(Woutdrvnorp, TechParameter::PCH, 2);
- }
-
- // stage 2: gate cap of output inverter
- if (value_)
- {
- double Woutdriverp = m_tech_param_ptr->get_Woutdriverp();
- total_cap += m_tech_param_ptr->calc_gatecap(Woutdriverp, 1);
- }
- else
- {
- double Woutdrivern = m_tech_param_ptr->get_Woutdrivern();
- total_cap += m_tech_param_ptr->calc_gatecap(Woutdrivern, 1);
- }
-
- //drian cap of output inverter should be included into bus cap
- //TODO
- return total_cap;
-}
-
-double OutdrvUnit::calc_i_static()
-{
- //FIXME - add static power
- return 0;
-}
-
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