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parameter.cc
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parameter.cc
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/*****************************************************************************
* CACTI 7.0
* SOFTWARE LICENSE AGREEMENT
* Copyright 2015 Hewlett-Packard Development Company, L.P.
* All Rights Reserved
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.”
*
***************************************************************************/
#include <iostream>
#include <string>
#include <iomanip>
#include "parameter.h"
#include "area.h"
#include "basic_circuit.h"
#include <cassert>
using namespace std;
InputParameter * g_ip;
TechnologyParameter g_tp;
// ali
bool is_equal(double first, double second)
{
if((first == 0) && (second ==0))
{
return true;
}
if((second==0) || (second!=second))
return true;
if((first!=first) || (second!=second)) // both are NaNs
{
return true;
}
if(first==0)
{
if(fabs(first-second)<(second*0.000001))
return true;
}
else
{
if(fabs(first-second)<(first*0.000001))
return true;
}
return false;
}
/**
void DeviceType::display(uint32_t indent) const
{
string indent_str(indent, ' ');
cout << indent_str << "C_g_ideal = " << setw(12) << C_g_ideal << " F/um" << endl;
cout << indent_str << "C_fringe = " << setw(12) << C_fringe << " F/um" << endl;
cout << indent_str << "C_overlap = " << setw(12) << C_overlap << " F/um" << endl;
cout << indent_str << "C_junc = " << setw(12) << C_junc << " F/um^2" << endl;
cout << indent_str << "C_junc_sw = " << setw(12) << C_junc_sidewall << " F/um^2" << endl;
cout << indent_str << "l_phy = " << setw(12) << l_phy << " um" << endl;
cout << indent_str << "l_elec = " << setw(12) << l_elec << " um" << endl;
cout << indent_str << "R_nch_on = " << setw(12) << R_nch_on << " ohm-um" << endl;
cout << indent_str << "R_pch_on = " << setw(12) << R_pch_on << " ohm-um" << endl;
cout << indent_str << "Vdd = " << setw(12) << Vdd << " V" << endl;
cout << indent_str << "Vth = " << setw(12) << Vth << " V" << endl;
cout << indent_str << "I_on_n = " << setw(12) << I_on_n << " A/um" << endl;
cout << indent_str << "I_on_p = " << setw(12) << I_on_p << " A/um" << endl;
cout << indent_str << "I_off_n = " << setw(12) << I_off_n << " A/um" << endl;
cout << indent_str << "I_off_p = " << setw(12) << I_off_p << " A/um" << endl;
cout << indent_str << "C_ox = " << setw(12) << C_ox << " F/um^2" << endl;
cout << indent_str << "t_ox = " << setw(12) << t_ox << " um" << endl;
cout << indent_str << "n_to_p_eff_curr_drv_ratio = " << n_to_p_eff_curr_drv_ratio << endl;
}
**/
bool DeviceType::isEqual(const DeviceType & dev)
{
if( !is_equal(C_g_ideal,dev.C_g_ideal)) {display(0); cout << "\n\n\n"; dev.display(0); assert(false);}
if( !is_equal(C_fringe,dev.C_fringe)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(C_overlap , dev.C_overlap)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(C_junc , dev.C_junc)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(C_junc_sidewall , dev.C_junc_sidewall)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(l_phy , dev.l_phy)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(l_elec , dev.l_elec)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(R_nch_on , dev.R_nch_on)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(R_pch_on , dev.R_pch_on)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(Vdd , dev.Vdd)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(Vth , dev.Vth)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
//// if( !is_equal(Vcc_min , dev.Vcc_min)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(I_on_n , dev.I_on_n)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(I_on_p , dev.I_on_p)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(I_off_n , dev.I_off_n)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(I_off_p , dev.I_off_p)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(I_g_on_n , dev.I_g_on_n)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(I_g_on_p , dev.I_g_on_p)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(C_ox , dev.C_ox)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(t_ox , dev.t_ox)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(n_to_p_eff_curr_drv_ratio , dev.n_to_p_eff_curr_drv_ratio)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
if( !is_equal(long_channel_leakage_reduction , dev.long_channel_leakage_reduction)) {display(0);cout << "\n\n\n"; dev.display(0); assert(false);}
if( !is_equal(Mobility_n , dev.Mobility_n)) {display(0); cout << "\n\n\n"; dev.display(0);assert(false);}
// auxilary parameters
///if( !is_equal(Vdsat , dev.Vdsat)) {display(0); cout << "\n\n\n"; dev.display(0); assert(false);}
///if( !is_equal(gmp_to_gmn_multiplier , dev.gmp_to_gmn_multiplier)) {display(0); cout << "\n\n\n"; dev.display(0); assert(false);}
return true;
}
double scan_single_input_double(char* line, const char* name, const char* unit_name, bool print)
{
double temp;
char unit[300];
memset(unit,0,300);
sscanf(&line[strlen(name)], "%*[ \t]%s%*[ \t]%lf",unit,&temp);
if(print)
cout << name << ": " << temp << " " << unit << endl;
return temp;
}
double scan_five_input_double(char* line, const char* name, const char* unit_name, int flavor, bool print)
{
double temp[5];
char unit[300];
memset(unit,0,300);
sscanf(&line[strlen(name)], "%*[ \t]%s%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf"
,unit,&(temp[0]),&(temp[1]),&(temp[2]),&(temp[3]), &(temp[4]) );
if (print)
cout << name << "[" << flavor <<"]: " << temp[flavor] << " " << unit<< endl;
return temp[flavor];
}
void scan_five_input_double_temperature(char* line, const char* name, const char* unit_name, int flavor, unsigned int temperature, bool print, double & result)
{
double temp[5];
unsigned int thermal_temp;
char unit[300];
memset(unit,0,300);
sscanf(&line[strlen(name)], "%*[ \t]%s%*[ \t]%u%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf"
,unit,&thermal_temp,&(temp[0]),&(temp[1]),&(temp[2]),&(temp[3]), &(temp[4]) );
if(thermal_temp==(temperature-300))
{
if (print)
cout << name << ": " << temp[flavor] << " "<< unit << endl;
result = temp[flavor];
}
}
void DeviceType::assign(const string & in_file, int tech_flavor, unsigned int temperature)
{
FILE *fp = fopen(in_file.c_str(), "r");
char line[5000];
//char temp_var[5000];
//double temp[5];
//unsigned int thermal_temp;
double nmos_effective_resistance_multiplier;
if(!fp) {
cout << in_file << " is missing!\n";
exit(-1);
}
while(fscanf(fp, "%[^\n]\n", line) != EOF)
{
if (!strncmp("-C_g_ideal", line, strlen("-C_g_ideal")))
{
C_g_ideal=scan_five_input_double(line,"-C_g_ideal","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-C_fringe", line, strlen("-C_fringe")))
{
C_fringe=scan_five_input_double(line,"-C_fringe","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-C_junc_sw", line, strlen("-C_junc_sw")))
{
C_junc_sidewall =scan_five_input_double(line,"-C_junc_sw","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-C_junc", line, strlen("-C_junc")))
{
C_junc=scan_five_input_double(line,"-C_junc","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-l_phy", line, strlen("-l_phy")))
{
l_phy=scan_five_input_double(line,"-l_phy","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-l_elec", line, strlen("-l_elec")))
{
l_elec=scan_five_input_double(line,"-l_elec","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-nmos_effective_resistance_multiplier", line, strlen("-nmos_effective_resistance_multiplier")))
{
nmos_effective_resistance_multiplier=scan_five_input_double(line,"-nmos_effective_resistance_multiplier","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-Vdd", line, strlen("-Vdd")))
{
Vdd=scan_five_input_double(line,"-Vdd","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-Vth", line, strlen("-Vth")))
{
Vth=scan_five_input_double(line,"-Vth","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-Vdsat", line, strlen("-Vdsat")))
{
Vdsat=scan_five_input_double(line,"-Vdsat","V",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-I_on_n", line, strlen("-I_on_n")))
{
I_on_n=scan_five_input_double(line,"-I_on_n","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-I_on_p", line, strlen("-I_on_p")))
{
I_on_p = scan_five_input_double(line,"-I_on_p","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-I_off_n", line, strlen("-I_off_n")))
{
scan_five_input_double_temperature(line,"-I_off_n","F/um",tech_flavor,temperature,g_ip->print_detail_debug,I_off_n);
continue;
}
if (!strncmp("-I_g_on_n", line, strlen("-I_g_on_n")))
{
scan_five_input_double_temperature(line,"-I_g_on_n","F/um",tech_flavor,temperature,g_ip->print_detail_debug,I_g_on_n);
continue;
}
if (!strncmp("-C_ox", line, strlen("-C_ox")))
{
C_ox=scan_five_input_double(line,"-C_ox","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-t_ox", line, strlen("-t_ox")))
{
t_ox=scan_five_input_double(line,"-t_ox","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-n2p_drv_rt", line, strlen("-n2p_drv_rt")))
{
n_to_p_eff_curr_drv_ratio=scan_five_input_double(line,"-n2p_drv_rt","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-lch_lk_rdc", line, strlen("-lch_lk_rdc")))
{
long_channel_leakage_reduction=scan_five_input_double(line,"-lch_lk_rdc","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-Mobility_n", line, strlen("-Mobility_n")))
{
Mobility_n=scan_five_input_double(line,"-Mobility_n","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-gmp_to_gmn_multiplier", line, strlen("-gmp_to_gmn_multiplier")))
{
gmp_to_gmn_multiplier=scan_five_input_double(line,"-gmp_to_gmn_multiplier","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-n_to_p_eff_curr_drv_ratio", line, strlen("-n_to_p_eff_curr_drv_ratio")))
{
n_to_p_eff_curr_drv_ratio=scan_five_input_double(line,"-n_to_p_eff_curr_drv_ratio","F/um",tech_flavor,g_ip->print_detail_debug);
continue;
}
}
C_overlap = 0.2*C_g_ideal;
if(tech_flavor>=3)
R_nch_on = nmos_effective_resistance_multiplier * g_tp.vpp / I_on_n;//ohm-micron
else
R_nch_on = nmos_effective_resistance_multiplier * Vdd / I_on_n;//ohm-micron
R_pch_on = n_to_p_eff_curr_drv_ratio * R_nch_on;//ohm-micron
I_off_p = I_off_n;
I_g_on_p = I_g_on_n;
if(g_ip->print_detail_debug)
{
///cout << nmos_effective_resistance_multiplier << " -- " << Vdd << " -- " << I_on_n << " -- " << n_to_p_eff_curr_drv_ratio << endl;
cout << "C_overlap: " << C_overlap << " F/um" << endl;
cout << "R_nch_on: " << R_nch_on << " ohm-micron" << endl;
cout << "R_pch_on: " << R_pch_on << " ohm-micron" << endl;
}
fclose(fp);
}
void DeviceType::interpolate(double alpha, const DeviceType& dev1, const DeviceType& dev2)
{
C_g_ideal = alpha*dev1.C_g_ideal+(1-alpha)*dev2.C_g_ideal;
C_fringe = alpha*dev1.C_fringe+(1-alpha)*dev2.C_fringe;
C_overlap = alpha*dev1.C_overlap+(1-alpha)*dev2.C_overlap;
C_junc = alpha*dev1.C_junc+(1-alpha)*dev2.C_junc;
l_phy = alpha*dev1.l_phy+(1-alpha)*dev2.l_phy;
l_elec = alpha*dev1.l_elec+(1-alpha)*dev2.l_elec;
R_nch_on = alpha*dev1.R_nch_on+(1-alpha)*dev2.R_nch_on;
R_pch_on = alpha*dev1.R_pch_on+(1-alpha)*dev2.R_pch_on;
Vdd = alpha*dev1.Vdd+(1-alpha)*dev2.Vdd;
Vth = alpha*dev1.Vth+(1-alpha)*dev2.Vth;
Vcc_min = alpha*dev1.Vcc_min+(1-alpha)*dev2.Vcc_min;
I_on_n = alpha*dev1.I_on_n+(1-alpha)*dev2.I_on_n;
I_on_p = alpha*dev1.I_on_p+(1-alpha)*dev2.I_on_p;
I_off_n = alpha*dev1.I_off_n+(1-alpha)*dev2.I_off_n;
I_off_p = alpha*dev1.I_off_p+(1-alpha)*dev2.I_off_p;
I_g_on_n = alpha*dev1.I_g_on_n+(1-alpha)*dev2.I_g_on_n;
I_g_on_p = alpha*dev1.I_g_on_p+(1-alpha)*dev2.I_g_on_p;
C_ox = alpha*dev1.C_ox+(1-alpha)*dev2.C_ox;
t_ox = alpha*dev1.t_ox+(1-alpha)*dev2.t_ox;
n_to_p_eff_curr_drv_ratio = alpha*dev1.n_to_p_eff_curr_drv_ratio+(1-alpha)*dev2.n_to_p_eff_curr_drv_ratio;
long_channel_leakage_reduction = alpha*dev1.long_channel_leakage_reduction+(1-alpha)*dev2.long_channel_leakage_reduction;
Mobility_n = alpha*dev1.Mobility_n+(1-alpha)*dev2.Mobility_n;
Vdsat = alpha*dev1.Vdsat + (1-alpha)*dev2.Vdsat;
gmp_to_gmn_multiplier = alpha*dev1.gmp_to_gmn_multiplier + (1-alpha)*dev2.gmp_to_gmn_multiplier;
n_to_p_eff_curr_drv_ratio = alpha*dev1.n_to_p_eff_curr_drv_ratio + (1-alpha)*dev2.n_to_p_eff_curr_drv_ratio;
C_junc_sidewall = dev1.C_junc_sidewall;
}
double scan_input_double_inter_type(char* line, const char * name, const char * unit_name, int proj_type, int tech_flavor, bool print)
{
assert(proj_type<NUMBER_INTERCONNECT_PROJECTION_TYPES);
int index = proj_type*NUMBER_WIRE_TYPES + tech_flavor;
//cout << name << " index: " << index << endl;
double temp[8];
char unit[300];
memset(unit,0,300);
sscanf(&line[strlen(name)], "%*[ \t]%s%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf"
,unit,&(temp[0]),&(temp[1]),&(temp[2]),&(temp[3]), &(temp[4]),&(temp[5]),&(temp[6]),&(temp[7]));
if (print)
cout << name << " " << temp[index] << " " << unit << endl;
return temp[index];
}
void InterconnectType::assign(const string & in_file, int projection_type, int tech_flavor)
{
FILE *fp = fopen(in_file.c_str(), "r");
char line[5000];
//char temp_var[5000];
//double temp[5];
//unsigned int thermal_temp;
//double nmos_effective_resistance_multiplier;
double resistivity;
if(!fp) {
cout << in_file << " is missing!\n";
exit(-1);
}
bool print = g_ip->print_detail_debug;
while(fscanf(fp, "%[^\n]\n", line) != EOF)
{
if (!strncmp("-wire_pitch", line, strlen("-wire_pitch")))
{
pitch =scan_input_double_inter_type(line,"-wire_pitch","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-barrier_thickness", line, strlen("-barrier_thickness")))
{
barrier_thickness =scan_input_double_inter_type(line,"-barrier_thickness","ohm",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-dishing_thickness", line, strlen("-dishing_thickness")))
{
dishing_thickness =scan_input_double_inter_type(line,"-dishing_thickness","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-alpha_scatter", line, strlen("-alpha_scatter")))
{
alpha_scatter =scan_input_double_inter_type(line,"-alpha_scatter","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-aspect_ratio", line, strlen("-aspect_ratio")))
{
aspect_ratio =scan_input_double_inter_type(line,"-aspect_ratio","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-miller_value", line, strlen("-miller_value")))
{
miller_value =scan_input_double_inter_type(line,"-miller_value","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-horiz_dielectric_constant", line, strlen("-horiz_dielectric_constant")))
{
horiz_dielectric_constant =scan_input_double_inter_type(line,"-horiz_dielectric_constant","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-vert_dielectric_constant", line, strlen("-vert_dielectric_constant")))
{
vert_dielectric_constant =scan_input_double_inter_type(line,"-vert_dielectric_constant","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-ild_thickness", line, strlen("-ild_thickness")))
{
ild_thickness =scan_input_double_inter_type(line,"-ild_thickness","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-fringe_cap", line, strlen("-fringe_cap")))
{
fringe_cap =scan_input_double_inter_type(line,"-fringe_cap","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-wire_r_per_micron", line, strlen("-wire_r_per_micron")))
{
R_per_um =scan_input_double_inter_type(line,"-wire_r_per_micron","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-wire_c_per_micron", line, strlen("-wire_c_per_micron")))
{
C_per_um =scan_input_double_inter_type(line,"-wire_c_per_micron","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
if (!strncmp("-resistivity", line, strlen("-resistivity")))
{
resistivity =scan_input_double_inter_type(line,"-resistivity","um",g_ip->ic_proj_type,tech_flavor,print);
continue;
}
}
pitch *= g_ip->F_sz_um;
wire_width = pitch/ 2; //micron
wire_thickness = aspect_ratio * wire_width;//micron
wire_spacing = pitch - wire_width;//micron
if((projection_type!=1) || (tech_flavor!=3))
{
R_per_um = wire_resistance(resistivity, wire_width,
wire_thickness, barrier_thickness, dishing_thickness, alpha_scatter);//ohm/micron
if(print)
cout << R_per_um << " = wire_resistance(" << resistivity << "," << wire_width << "," <<
wire_thickness << "," << barrier_thickness << "," << dishing_thickness << "," << alpha_scatter << ")\n";
C_per_um = wire_capacitance(wire_width, wire_thickness, wire_spacing,
ild_thickness, miller_value, horiz_dielectric_constant,
vert_dielectric_constant, fringe_cap);//F/micron.
if(print)
cout << C_per_um << " = wire_capacitance(" << wire_width << "," << wire_thickness << "," << wire_spacing
<< "," << ild_thickness << "," << miller_value << "," << horiz_dielectric_constant
<< "," << vert_dielectric_constant << "," << fringe_cap << ")\n";
}
fclose(fp);
}
bool InterconnectType::isEqual(const InterconnectType & inter)
{
if( !is_equal(pitch , inter.pitch)) {display(0); assert(false);}
if( !is_equal(R_per_um , inter.R_per_um)) {display(0); assert(false);}
if( !is_equal(C_per_um , inter.C_per_um)) {display(0); assert(false);}
if( !is_equal(horiz_dielectric_constant , inter.horiz_dielectric_constant)) {display(0); assert(false);}
if( !is_equal(vert_dielectric_constant , inter.vert_dielectric_constant)) {display(0); assert(false);}
if( !is_equal(aspect_ratio , inter.aspect_ratio)) {display(0); assert(false);}
if( !is_equal(miller_value , inter.miller_value)) {display(0); assert(false);}
if( !is_equal(ild_thickness , inter.ild_thickness)) {display(0); assert(false);}
//auxilary parameters
///if( !is_equal(wire_width , inter.wire_width)) {display(0); assert(false);}
///if( !is_equal(wire_thickness , inter.wire_thickness)) {display(0); assert(false);}
///if( !is_equal(wire_spacing , inter.wire_spacing)) {display(0); assert(false);}
///if( !is_equal(barrier_thickness , inter.barrier_thickness)) {display(0); assert(false);}
///if( !is_equal(dishing_thickness , inter.dishing_thickness)) {display(0); assert(false);}
///if( !is_equal(alpha_scatter , inter.alpha_scatter)) {display(0); assert(false);}
///if( !is_equal(fringe_cap , inter.fringe_cap)) {display(0); assert(false);}
return true;
}
void InterconnectType::interpolate(double alpha, const InterconnectType & inter1, const InterconnectType & inter2)
{
pitch = alpha*inter1.pitch + (1-alpha)*inter2.pitch;
R_per_um = alpha*inter1.R_per_um + (1-alpha)*inter2.R_per_um;
C_per_um = alpha*inter1.C_per_um + (1-alpha)*inter2.C_per_um;
horiz_dielectric_constant = alpha*inter1.horiz_dielectric_constant + (1-alpha)*inter2.horiz_dielectric_constant;
vert_dielectric_constant = alpha*inter1.vert_dielectric_constant + (1-alpha)*inter2.vert_dielectric_constant;
aspect_ratio = alpha*inter1.aspect_ratio + (1-alpha)*inter2.aspect_ratio;
miller_value = alpha*inter1.miller_value + (1-alpha)*inter2.miller_value;
ild_thickness = alpha*inter1.ild_thickness + (1-alpha)*inter2.ild_thickness;
}
void scan_five_input_double_mem_type(char* line, const char* name, const char* unit_name, int flavor, int cell_type, bool print, double & result)
{
double temp[5];
int cell_type_temp;
char unit[300];
memset(unit,0,300);
sscanf(&line[strlen(name)], "%*[ \t]%s%*[ \t]%d%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf"
,unit,&cell_type_temp,&(temp[0]),&(temp[1]),&(temp[2]),&(temp[3]), &(temp[4]) );
if(cell_type_temp==cell_type)
{
if (print)
cout << name << ": " << temp[flavor] << " "<< unit << endl;
result = temp[flavor];
}
}
// cell_type --> sram(0),cam(1),dram(2)
void MemoryType::assign(const string & in_file, int tech_flavor, int cell_type)
{
FILE *fp = fopen(in_file.c_str(), "r");
char line[5000];
//char temp_var[5000];
//double temp;
//unsigned int thermal_temp;
double vdd_cell,vdd;
if(!fp) {
cout << in_file << " is missing!\n";
exit(-1);
}
while(fscanf(fp, "%[^\n]\n", line) != EOF)
{
if (!strncmp("-Vdd", line, strlen("-Vdd")))
{
vdd=scan_five_input_double(line,"-Vdd","V",tech_flavor,g_ip->print_detail_debug);
continue;
}
if (!strncmp("-vdd_cell", line, strlen("-vdd_cell")))
{
scan_five_input_double_mem_type(line,"-vdd_cell","V",tech_flavor,cell_type, g_ip->print_detail_debug,vdd_cell);
continue;
}
if (!strncmp("-Wmemcella", line, strlen("-Wmemcella")))
{
scan_five_input_double_mem_type(line,"-Wmemcella","V",tech_flavor,cell_type, g_ip->print_detail_debug,cell_a_w);
continue;
}
if (!strncmp("-Wmemcellpmos", line, strlen("-Wmemcellpmos")))
{
scan_five_input_double_mem_type(line,"-Wmemcellpmos","V",tech_flavor,cell_type, g_ip->print_detail_debug,cell_pmos_w);
continue;
}
if (!strncmp("-Wmemcellnmos", line, strlen("-Wmemcellnmos")))
{
scan_five_input_double_mem_type(line,"-Wmemcellnmos","V",tech_flavor,cell_type, g_ip->print_detail_debug,cell_nmos_w);
continue;
}
if (!strncmp("-area_cell", line, strlen("-area_cell")))
{
scan_five_input_double_mem_type(line,"-area_cell","V",tech_flavor,cell_type, g_ip->print_detail_debug,area_cell);
continue;
}
if (!strncmp("-asp_ratio_cell", line, strlen("-asp_ratio_cell")))
{
scan_five_input_double_mem_type(line,"-asp_ratio_cell","V",tech_flavor,cell_type, g_ip->print_detail_debug,asp_ratio_cell);
continue;
}
}
if(cell_type!=2)
cell_a_w *= g_ip->F_sz_um;
cell_pmos_w *= g_ip->F_sz_um;
cell_nmos_w *= g_ip->F_sz_um;
if(cell_type!=2)
area_cell *= (g_ip->F_sz_um* g_ip->F_sz_um);
///assert(asp_ratio_cell!=0);
b_w = sqrt(area_cell / (asp_ratio_cell));
b_h = asp_ratio_cell * b_w;
if(cell_type==2) //dram
Vbitpre = vdd_cell;
else // sram or cam
Vbitpre = vdd;
Vbitfloating = Vbitpre*0.7;
//display(5);
}
void MemoryType::interpolate(double alpha, const MemoryType& mem1, const MemoryType& mem2)
{
cell_a_w = alpha * mem1.cell_a_w + (1-alpha) * mem2.cell_a_w;
cell_pmos_w = alpha * mem1.cell_pmos_w + (1-alpha) * mem2.cell_pmos_w;
cell_nmos_w = alpha * mem1.cell_nmos_w + (1-alpha) * mem2.cell_nmos_w;
area_cell = alpha * mem1.area_cell + (1-alpha) * mem2.area_cell;
asp_ratio_cell = alpha * mem1.asp_ratio_cell + (1-alpha) * mem2.asp_ratio_cell;
Vbitpre = mem2.Vbitpre;
Vbitfloating = Vbitpre*0.7;
// updating dependant variables after scaling/interpolating
///assert(asp_ratio_cell!=0);
b_w = sqrt(area_cell / (asp_ratio_cell));
b_h = asp_ratio_cell * b_w;
//display(10);
}
bool MemoryType::isEqual(const MemoryType & mem)
{
if( !is_equal(b_w , mem.b_w)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
if( !is_equal(b_h , mem.b_h)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
if( !is_equal(cell_a_w , mem.cell_a_w)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
if( !is_equal(cell_pmos_w , mem.cell_pmos_w)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
if( !is_equal(cell_nmos_w , mem.cell_nmos_w)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
if( !is_equal(Vbitpre , mem.Vbitpre)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
///if( !is_equal(Vbitfloating , mem.Vbitfloating)) {display(0); cout << "\n\n\n"; mem.display(0); assert(false);}
// needed to calculate b_w b_h
///if( !is_equal(area_cell , mem.area_cell)) {display(0); assert(false);}
///if( !is_equal(asp_ratio_cell , mem.asp_ratio_cell)) {display(0); assert(false);}
return true;
}
void ScalingFactor::assign(const string & in_file)
{
FILE *fp = fopen(in_file.c_str(), "r");
char line[5000];
//char temp_var[5000];
if(!fp)
{
cout << in_file << " is missing!\n";
exit(-1);
}
while(fscanf(fp, "%[^\n]\n", line) != EOF)
{
if (!strncmp("-logic_scaling_co_eff", line, strlen("-logic_scaling_co_eff")))
{
logic_scaling_co_eff = scan_single_input_double(line,"-logic_scaling_co_eff","F/um", g_ip->print_detail_debug);
continue;
}
if (!strncmp("-core_tx_density", line, strlen("-core_tx_density")))
{
core_tx_density = scan_single_input_double(line,"-core_tx_density","F/um", g_ip->print_detail_debug);
continue;
}
}
fclose(fp);
}
void ScalingFactor::interpolate(double alpha, const ScalingFactor& dev1, const ScalingFactor& dev2)
{
logic_scaling_co_eff = alpha*dev1.logic_scaling_co_eff + (1-alpha)*dev2.logic_scaling_co_eff;
core_tx_density = alpha*dev1.core_tx_density + (1-alpha)*dev2.core_tx_density;
}
bool ScalingFactor::isEqual(const ScalingFactor & scal)
{
if( !is_equal(logic_scaling_co_eff,scal.logic_scaling_co_eff)) { display(0); assert(false);}
if( !is_equal(core_tx_density,scal.core_tx_density)) { display(0); assert(false);}
if( !is_equal(long_channel_leakage_reduction , scal.long_channel_leakage_reduction)) { display(0); assert(false);}
return true;
}
void TechnologyParameter::find_upper_and_lower_tech(double technology, int &tech_lo, string& in_file_lo, int &tech_hi, string& in_file_hi)
{
if (technology < 181 && technology > 179)
{
tech_lo = 180;
in_file_lo = "tech_params/180nm.dat";
tech_hi = 180;
in_file_hi = "tech_params/180nm.dat";
}
else if (technology < 91 && technology > 89)
{
tech_lo = 90;
in_file_lo = "tech_params/90nm.dat";
tech_hi = 90;
in_file_hi = "tech_params/90nm.dat";
}
else if (technology < 66 && technology > 64)
{
tech_lo = 65;
in_file_lo = "tech_params/65nm.dat";
tech_hi = 65;
in_file_hi = "tech_params/65nm.dat";
}
else if (technology < 46 && technology > 44)
{
tech_lo = 45;
in_file_lo = "tech_params/45nm.dat";
tech_hi = 45;
in_file_hi = "tech_params/45nm.dat";
}
else if (technology < 33 && technology > 31)
{
tech_lo = 32;
in_file_lo = "tech_params/32nm.dat";
tech_hi = 32;
in_file_hi = "tech_params/32nm.dat";
}
else if (technology < 23 && technology > 21)
{
tech_lo = 22;
in_file_lo = "tech_params/22nm.dat";
tech_hi = 22;
in_file_hi = "tech_params/22nm.dat";
}
else if (technology < 180 && technology > 90)
{
tech_lo = 180;
in_file_lo = "tech_params/180nm.dat";
tech_hi = 90;
in_file_hi = "tech_params/90nm.dat";
}
else if (technology < 90 && technology > 65)
{
tech_lo = 90;
in_file_lo = "tech_params/90nm.dat";
tech_hi = 65;
in_file_hi = "tech_params/65nm.dat";
}
else if (technology < 65 && technology > 45)
{
tech_lo = 65;
in_file_lo = "tech_params/65nm.dat";
tech_hi = 45;
in_file_hi = "tech_params/45nm.dat";
}
else if (technology < 45 && technology > 32)
{
tech_lo = 45;
in_file_lo = "tech_params/45nm.dat";
tech_hi = 32;
in_file_hi = "tech_params/32nm.dat";
}
else if (technology < 32 && technology > 22)
{
tech_lo = 32;
in_file_lo = "tech_params/32nm.dat";
tech_hi = 22;
in_file_hi = "tech_params/22nm.dat";
}
/**
else if (technology < 22 && technology > 16)
{
tech_lo = 22;
in_file_lo = "tech_params/22nm.dat";
tech_hi = 16;
in_file_hi = "tech_params/16nm.dat";
}
**/
else
{
cout<<"Invalid technology nodes"<<endl;
exit(0);
}
}
double scan_input_double_tsv_type(char* line, const char * name, const char * unit_name, int proj_type, int tsv_type, bool print)
{
assert(proj_type<NUMBER_INTERCONNECT_PROJECTION_TYPES);
int index = proj_type*NUMBER_TSV_TYPES + tsv_type;
double temp[6];
char unit[300];
memset(unit,0,300);
sscanf(&line[strlen(name)], "%*[ \t]%s%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf%*[ \t]%lf"
,unit,&(temp[0]),&(temp[1]),&(temp[2]),&(temp[3]), &(temp[4]),&(temp[5]));
if (print)
cout << name << ": " << temp[index] << " " << unit << endl;
return temp[index];
}
void TechnologyParameter::assign_tsv(const string & in_file)
{
FILE *fp ;
char line[5000];
for(int iter=0;iter<2;iter++) // 0:fine 1:coarse
{
int tsv_type;
if(iter==0)
{
tsv_type = g_ip->tsv_is_subarray_type;
}
else
{
tsv_type = g_ip->tsv_os_bank_type;
}
fp = fopen(in_file.c_str(), "r");
while(fscanf(fp, "%[^\n]\n", line) != EOF)
{
if (!strncmp("-tsv_pitch", line, strlen("-tsv_pitch")))
{
tsv_pitch = scan_input_double_tsv_type(line,"-tsv_pitch","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-tsv_diameter", line, strlen("-tsv_diameter")))
{
tsv_diameter = scan_input_double_tsv_type(line,"-tsv_diameter","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-tsv_length", line, strlen("-tsv_length")))
{
tsv_length = scan_input_double_tsv_type(line,"-tsv_length","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-tsv_dielec_thickness", line, strlen("-tsv_dielec_thickness")))
{
tsv_dielec_thickness = scan_input_double_tsv_type(line,"-tsv_dielec_thickness","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-tsv_contact_resistance", line, strlen("-tsv_contact_resistance")))
{
tsv_contact_resistance = scan_input_double_tsv_type(line,"-tsv_contact_resistance","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-tsv_depletion_width", line, strlen("-tsv_depletion_width")))
{
tsv_depletion_width = scan_input_double_tsv_type(line,"-tsv_depletion_width","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-tsv_liner_dielectric_cons", line, strlen("-tsv_liner_dielectric_cons")))
{
tsv_liner_dielectric_constant = scan_input_double_tsv_type(line,"-tsv_liner_dielectric_cons","F/um", g_ip->ic_proj_type, tsv_type, g_ip->print_detail_debug);
continue;
}
tsv_length *= g_ip->num_die_3d;
if(iter==0)
{
tsv_parasitic_resistance_fine = tsv_resistance(BULK_CU_RESISTIVITY, tsv_length, tsv_diameter, tsv_contact_resistance);
tsv_parasitic_capacitance_fine = tsv_capacitance(tsv_length, tsv_diameter, tsv_pitch, tsv_dielec_thickness, tsv_liner_dielectric_constant, tsv_depletion_width);
tsv_minimum_area_fine = tsv_area(tsv_pitch);
}
else
{
tsv_parasitic_resistance_coarse = tsv_resistance(BULK_CU_RESISTIVITY, tsv_length, tsv_diameter, tsv_contact_resistance);
tsv_parasitic_capacitance_coarse = tsv_capacitance(tsv_length, tsv_diameter, tsv_pitch, tsv_dielec_thickness, tsv_liner_dielectric_constant, tsv_depletion_width);
tsv_minimum_area_coarse = tsv_area(tsv_pitch);
}
}
fclose(fp);
}
}
void TechnologyParameter::init(double technology, bool is_tag)
{
FILE *fp ;
reset();
char line[5000];
//char temp_var[5000];
uint32_t ram_cell_tech_type = (is_tag) ? g_ip->tag_arr_ram_cell_tech_type : g_ip->data_arr_ram_cell_tech_type;
uint32_t peri_global_tech_type = (is_tag) ? g_ip->tag_arr_peri_global_tech_type : g_ip->data_arr_peri_global_tech_type;
int tech_lo, tech_hi;
string in_file_lo, in_file_hi;
double alpha; // used for technology interpolation
technology = technology * 1000.0; // in the unit of nm
find_upper_and_lower_tech(technology, tech_lo,in_file_lo,tech_hi,in_file_hi);
// excluding some cases.
if((tech_lo==22) && (tech_hi==22))
{
if (ram_cell_tech_type == 3 )
{
cout<<"current version does not support eDRAM technologies at 22nm"<<endl;
exit(0);
}
}
if(tech_lo==tech_hi)
{
alpha = 1;
}
else
{
alpha = (technology - tech_hi)/(tech_lo - tech_hi);
}
fp = fopen(in_file_lo.c_str(), "r");
dram_cell_I_on = 0;
dram_cell_Vdd = 0;
dram_cell_C = 0;
dram_cell_I_off_worst_case_len_temp = 0;
vpp = 0 ;
macro_layout_overhead = 0;
chip_layout_overhead =0;
sckt_co_eff = 0;
while(fscanf(fp, "%[^\n]\n", line) != EOF)
{
if (!strncmp("-dram_cell_I_on", line, strlen("-dram_cell_I_on")))
{
dram_cell_I_on += alpha*scan_five_input_double(line,"-dram_cell_I_on","F/um", ram_cell_tech_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-dram_cell_Vdd", line, strlen("-dram_cell_Vdd")))
{
dram_cell_Vdd += alpha* scan_five_input_double(line,"-dram_cell_Vdd","F/um", ram_cell_tech_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-dram_cell_C", line, strlen("-dram_cell_C")))
{
dram_cell_C += alpha* scan_five_input_double(line,"-dram_cell_C","F/um", ram_cell_tech_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-dram_cell_I_off_worst_case_len_temp", line, strlen("-dram_cell_I_off_worst_case_len_temp")))
{
dram_cell_I_off_worst_case_len_temp += alpha* scan_five_input_double(line,"-dram_cell_I_off_worst_case_len_temp","F/um", ram_cell_tech_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-vpp", line, strlen("-vpp")))
{
vpp += alpha* scan_five_input_double(line,"-vpp","F/um", ram_cell_tech_type, g_ip->print_detail_debug);
continue;
}
if (!strncmp("-sckt_co_eff", line, strlen("-sckt_co_eff")))
{
sckt_co_eff += alpha * scan_single_input_double(line,"-sckt_co_eff","F/um", g_ip->print_detail_debug);
continue;
}
if (!strncmp("-chip_layout_overhead", line, strlen("-chip_layout_overhead")))
{
chip_layout_overhead += alpha * scan_single_input_double(line,"-chip_layout_overhead","F/um", g_ip->print_detail_debug);
continue;
}
if (!strncmp("-macro_layout_overhead", line, strlen("-macro_layout_overhead")))
{
macro_layout_overhead += alpha * scan_single_input_double(line,"-macro_layout_overhead","F/um", g_ip->print_detail_debug);
continue;
}
}
fclose(fp);
DeviceType peri_global_lo, peri_global_hi;
peri_global_lo.assign(in_file_lo, peri_global_tech_type, g_ip->temp);
peri_global_hi.assign(in_file_hi, peri_global_tech_type, g_ip->temp);
peri_global.interpolate(alpha,peri_global_lo,peri_global_hi);
// in the original code some field of this devide has not been initialized/
// I make them 0 for compatibility.
///peri_global.I_on_p = 0.0;
DeviceType sleep_tx_lo, sleep_tx_hi;
sleep_tx_lo.assign(in_file_lo, 1, g_ip->temp);
sleep_tx_hi.assign(in_file_hi, 1, g_ip->temp);
sleep_tx.interpolate(alpha, sleep_tx_lo, sleep_tx_hi);
DeviceType sram_cell_lo, sram_cell_hi;
sram_cell_lo.assign(in_file_lo, ram_cell_tech_type, g_ip->temp);
sram_cell_hi.assign(in_file_hi, ram_cell_tech_type, g_ip->temp);