83 lines
3.1 KiB
C++
83 lines
3.1 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 __CROSSBAR__
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#define __CROSSBAR__
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#include <assert.h>
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#include <iostream>
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#include "basic_circuit.h"
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#include "cacti_interface.h"
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#include "component.h"
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#include "parameter.h"
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#include "mat.h"
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#include "wire.h"
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class Crossbar : public Component
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{
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public:
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Crossbar(
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double in,
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double out,
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double flit_sz,
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/*TechnologyParameter::*/DeviceType *dt = &(g_tp.peri_global));
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~Crossbar();
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void print_crossbar();
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double output_buffer();
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void compute_power();
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double n_inp, n_out;
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double flit_size;
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double tri_inp_cap, tri_out_cap, tri_ctr_cap, tri_int_cap;
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private:
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double CB_ADJ;
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/*
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* Adjust factor of the height of the cross-point (tri-state buffer) cell (layout) in crossbar
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* buffer is adjusted to get an aspect ratio of whole cross bar close to one;
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* when adjust the ratio, the number of wires route over the tri-state buffers does not change,
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* however, the effective wiring pitch changes. Specifically, since CB_ADJ will increase
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* during the adjust, the tri-state buffer will become taller and thiner, and the effective wiring pitch
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* will increase. As a result, the height of the crossbar (area.h) will increase.
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*/
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/*TechnologyParameter::*/DeviceType *deviceType;
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double TriS1, TriS2;
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double min_w_pmos, Vdd;
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};
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#endif
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