77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
// OpenSTA, Static Timing Analyzer
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// Copyright (c) 2025, Parallax Software, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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//
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// The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software.
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//
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// Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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//
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// This notice may not be removed or altered from any source distribution.
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#pragma once
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#include "MinMax.hh"
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#include "Transition.hh"
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#include "RiseFallMinMax.hh"
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#include "MinMaxValues.hh"
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#include "NetworkClass.hh"
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namespace sta {
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typedef MinMaxIntValues FanoutValues;
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// Port external pin and wire capacitance (set_load -pin_load -wire_load).
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class PortExtCap
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{
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public:
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PortExtCap(const Port *port);
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const Port *port() { return port_; }
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void pinCap(const RiseFall *rf,
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const MinMax *min_max,
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// Return values.
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float &cap,
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bool &exists);
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RiseFallMinMax *pinCap() { return &pin_cap_; }
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void setPinCap(float cap,
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const RiseFall *rf,
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const MinMax *min_max);
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void wireCap(const RiseFall *rf,
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const MinMax *min_max,
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// Return values.
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float &cap,
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bool &exists);
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RiseFallMinMax *wireCap() { return &wire_cap_; }
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void setWireCap(float cap,
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const RiseFall *rf,
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const MinMax *min_max);
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void setFanout(int fanout,
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const MinMax *min_max);
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void fanout(const MinMax *min_max,
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// Return values.
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int &fanout,
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bool &exists);
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FanoutValues *fanout() { return &fanout_; }
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private:
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const Port *port_;
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RiseFallMinMax pin_cap_;
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RiseFallMinMax wire_cap_;
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FanoutValues fanout_;
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};
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} // namespace
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