123 lines
4.3 KiB
C++
123 lines
4.3 KiB
C++
/*****************************************************************************
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* CACTI 7.0
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* SOFTWARE LICENSE AGREEMENT
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* Copyright 2015 Hewlett-Packard Development Company, L.P.
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* All Rights Reserved
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.”
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*
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***************************************************************************/
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#ifndef __WIRE_H__
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#define __WIRE_H__
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#include "basic_circuit.h"
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#include "component.h"
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#include "parameter.h"
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#include "assert.h"
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#include "cacti_interface.h"
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#include <iostream>
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#include <list>
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class Wire : public Component
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{
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public:
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Wire(enum Wire_type wire_model, double len /* in u*/,
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int nsense = 1/* no. of sense amps connected to the low-swing wire */,
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double width_scaling = 1,
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double spacing_scaling = 1,
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enum Wire_placement wire_placement = outside_mat,
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double resistivity = CU_RESISTIVITY,
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/*TechnologyParameter::*/DeviceType *dt = &(g_tp.peri_global));
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~Wire();
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Wire( double width_scaling = 1,
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double spacing_scaling = 1,
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enum Wire_placement wire_placement = outside_mat,
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double resistivity = CU_RESISTIVITY,
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/*TechnologyParameter::*/DeviceType *dt = &(g_tp.peri_global)
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); // should be used only once for initializing static members
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void init_wire();
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void calculate_wire_stats();
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void delay_optimal_wire();
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double wire_cap(double len, bool call_from_outside=false);
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double wire_res(double len);
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void low_swing_model();
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double signal_fall_time();
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double signal_rise_time();
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double sense_amp_input_cap();
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enum Wire_type wt;
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double wire_spacing;
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double wire_width;
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enum Wire_placement wire_placement;
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double repeater_size;
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double repeater_spacing;
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double wire_length;
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double in_rise_time, out_rise_time;
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void set_in_rise_time(double rt)
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{
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in_rise_time = rt;
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}
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static Component global;
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static Component global_5;
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static Component global_10;
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static Component global_20;
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static Component global_30;
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static Component low_swing;
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static double wire_width_init;
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static double wire_spacing_init;
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void print_wire();
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private:
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int nsense; // no. of sense amps connected to a low-swing wire if it
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// is broadcasting data to multiple destinations
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// width and spacing scaling factor can be used
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// to model low level wires or special
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// fat wires
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double w_scale, s_scale;
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double resistivity;
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powerDef wire_model (double space, double size, double *delay);
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list <Component> repeated_wire;
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void update_fullswing();
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static int initialized;
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//low-swing
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Component transmitter;
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Component l_wire;
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Component sense_amp;
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double min_w_pmos;
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/*TechnologyParameter::*/DeviceType *deviceType;
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};
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#endif
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