ext/dsent/model/std_cells/StdCell.cc

   1 /* Copyright (c) 2012 Massachusetts Institute of Technology
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a copy
   4  * of this software and associated documentation files (the "Software"), to deal
   5  * in the Software without restriction, including without limitation the rights
   6  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   7  * copies of the Software, and to permit persons to whom the Software is
   8  * furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice shall be included in
  11  * all copies or substantial portions of the Software.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  19  * THE SOFTWARE.
  20  */
  21
  22 #include "model/std_cells/StdCell.h"
  23
  24 #include "model/timing_graph/ElectricalNet.h"
  25 #include "model/timing_graph/ElectricalDriver.h"
  26 #include "model/timing_graph/ElectricalLoad.h"
  27
  28 #include <cmath>
  29 #include <algorithm>
  30
  31 namespace DSENT
  32 {
  33     StdCell::StdCell(const String& instance_name_, const TechModel* tech_model_)
  34         : ElectricalModel(instance_name_, tech_model_)
  35     {
  36         initParameters();
  37         initProperties();
  38     }
  39
  40     StdCell::~StdCell()
  41     {
  42
  43     }
  44
  45
  46     void StdCell::initParameters()
  47     {
  48         addParameterName("AvailableDrivingStrengths");
  49         return;
  50     }
  51
  52     void StdCell::initProperties()
  53     {
  54         addPropertyName("DrivingStrength");
  55         return;
  56     }
  57
  58     // Get PMOS to NMOS ratio
  59     double StdCell::getPToNRatio() const
  60     {
  61         return m_p_to_n_ratio_;
  62     }
  63
  64     void StdCell::setPToNRatio(double p_to_n_ratio_)
  65     {
  66         m_p_to_n_ratio_ = p_to_n_ratio_;
  67     }
  68
  69     // Get height of the standard cell taken by active transistors
  70     double StdCell::getActiveHeight() const
  71     {
  72         return m_active_height_;
  73     }
  74
  75     void StdCell::setActiveHeight(double active_height_)
  76     {
  77         m_active_height_ = active_height_;
  78     }
  79
  80     // Get total height of the standard cell including overheads
  81     double StdCell::getTotalHeight() const
  82     {
  83         return m_total_height_;
  84     }
  85
  86     void StdCell::setTotalHeight(double total_height_)
  87     {
  88         m_total_height_ = total_height_;
  89     }
  90
  91 } // namespace DSENT
  92