1 /* Copyright (c) 2012 Massachusetts Institute of Technology
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:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
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
22 #ifndef __DSENT_MODEL_ELECTRICAL_DRIVER_H__
23 #define __DSENT_MODEL_ELECTRICAL_DRIVER_H__
25 #include "util/CommonType.h"
26 #include "model/timing_graph/ElectricalTimingNode.h"
30 class ElectricalModel
;
32 class ElectricalDriver
: public ElectricalTimingNode
35 ElectricalDriver(const String
& instance_name_
, ElectricalModel
* model_
, bool sizable_
);
36 virtual ~ElectricalDriver();
39 // Set the output resistance of this driver
40 void setOutputRes(double output_res_
);
41 // Get the output resistance of this driver
42 double getOutputRes() const;
43 // Calculate delay due to total load capacitance
44 double calculateDelay() const;
45 // Calculate transition
46 double calculateTransition() const;
47 // get maximum of upstream drive resistance
48 double getMaxUpstreamRes() const;
50 // Get whether the driver is sizable
51 bool isSizable() const;
52 // Return true if the instance has minimum driving strength
53 bool hasMinDrivingStrength() const;
54 // Return true if the instance has maximum driving strength
55 bool hasMaxDrivingStrength() const;
56 // Increase driving strength index by 1
57 void increaseDrivingStrength();
58 // Decrease driving strength index by 1
59 void decreaseDrivingStrength();
61 bool isDriver() const;
64 // Disable copy constructor
65 ElectricalDriver(const ElectricalDriver
& port_
);
68 // Name of this instance
69 String m_instance_name_
;
77 #endif // __DSENT_MODEL_ELECTRICAL_DRIVER_H__