96 lines
2.2 KiB
C++
96 lines
2.2 KiB
C++
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#include "model/timing_graph/ElectricalDriver.h"
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#include "model/timing_graph/ElectricalNet.h"
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#include "model/ElectricalModel.h"
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namespace DSENT
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{
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ElectricalDriver::ElectricalDriver(const String& instance_name_, ElectricalModel* model_, bool sizable_)
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: ElectricalTimingNode(instance_name_, model_), m_output_res_(0.0), m_sizable_(sizable_)
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{
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}
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ElectricalDriver::~ElectricalDriver()
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{
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}
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void ElectricalDriver::setOutputRes(double output_res_)
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{
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m_output_res_ = output_res_;
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return;
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}
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double ElectricalDriver::getOutputRes() const
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{
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return m_output_res_;
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}
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double ElectricalDriver::calculateDelay() const
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{
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return 0.693 * m_output_res_ * getTotalDownstreamCap();
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}
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double ElectricalDriver::calculateTransition() const
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{
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return 1.386 * getMaxUpstreamRes() * getTotalDownstreamCap();
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}
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double ElectricalDriver::getMaxUpstreamRes() const
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{
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return m_output_res_;
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}
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bool ElectricalDriver::isSizable() const
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{
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return m_sizable_;
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}
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bool ElectricalDriver::hasMaxDrivingStrength() const
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{
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if (!isSizable())
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{
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return true;
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}
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return (getModel() == NULL) || (getModel()->hasMaxDrivingStrength());
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}
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bool ElectricalDriver::hasMinDrivingStrength() const
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{
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if (!isSizable())
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{
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return true;
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}
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return (getModel() == NULL) || (getModel()->hasMinDrivingStrength());
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}
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void ElectricalDriver::increaseDrivingStrength()
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{
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ASSERT(isSizable(), "[Error] " + getInstanceName() +
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" -> Attempted to size up unsizable driver!");
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if(!hasMaxDrivingStrength())
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{
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getModel()->increaseDrivingStrength();
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}
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return;
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}
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void ElectricalDriver::decreaseDrivingStrength()
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{
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ASSERT(isSizable(), "[Error] " + getInstanceName() +
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" -> Attempted to size down unsizable driver!");
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if(!hasMinDrivingStrength())
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{
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getModel()->decreaseDrivingStrength();
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}
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return;
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}
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bool ElectricalDriver::isDriver() const
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{
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return true;
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}
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} // namespace DSENT
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