ext/dsent/model/timing_graph/ElectricalLoad.h

   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
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   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 #ifndef __DSENT_MODEL_ELECTRICAL_LOAD_H__
  23 #define __DSENT_MODEL_ELECTRICAL_LOAD_H__
  24
  25 #include "util/CommonType.h"
  26 #include "model/timing_graph/ElectricalTimingNode.h"
  27
  28 namespace DSENT
  29 {
  30     class ElectricalModel;
  31     class ElectricalDriver;
  32
  33     class ElectricalLoad : public ElectricalTimingNode
  34     {
  35         public:
  36             ElectricalLoad(const String& instance_name_, ElectricalModel* model_);
  37             virtual ~ElectricalLoad();
  38
  39         public:
  40             // Set the input capacitance of this input port
  41             void setLoadCap(double load_cap_);
  42             // Get the load capacitance
  43             double getLoadCap() const;
  44             // Get total load capacitance
  45             double getTotalDownstreamCap() const;
  46             // Calculate delay due to total load capacitance
  47             double calculateDelay() const;
  48             // Calculate transition
  49             double calculateTransition() const;
  50
  51             bool isLoad() const;
  52
  53         private:
  54             // Disable copy constructor
  55             ElectricalLoad(const ElectricalLoad& load_);
  56
  57         private:
  58             // Load capacitance
  59             double m_load_cap_;
  60     };
  61 } // namespace DSENT
  62
  63 #endif // __DSENT_MODEL_ELECTRICAL_LOAD_H__
  64