kicad/eeschema/sim/sim_model_ngspice.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2022 Mikolaj Wielgus
* Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* https://www.gnu.org/licenses/gpl-3.0.html
* or you may search the http://www.gnu.org website for the version 3 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <sim/sim_model_ngspice.h>
#include <boost/algorithm/string.hpp>
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#include <fmt/core.h>
std::vector<std::string> SPICE_GENERATOR_NGSPICE::CurrentNames( const SPICE_ITEM& aItem ) const
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{
switch( m_model.GetTypeInfo().deviceType )
{
case SIM_MODEL::DEVICE_T::NPN:
case SIM_MODEL::DEVICE_T::PNP:
return { fmt::format( "I({}:c)", ItemName( aItem ) ),
fmt::format( "I({}:b)", ItemName( aItem ) ),
fmt::format( "I({}:e)", ItemName( aItem ) ) };
case SIM_MODEL::DEVICE_T::NJFET:
case SIM_MODEL::DEVICE_T::PJFET:
case SIM_MODEL::DEVICE_T::NMES:
case SIM_MODEL::DEVICE_T::PMES:
case SIM_MODEL::DEVICE_T::NMOS:
case SIM_MODEL::DEVICE_T::PMOS:
return { fmt::format( "I({}:d)", ItemName( aItem ) ),
fmt::format( "I({}:g)", ItemName( aItem ) ),
fmt::format( "I({}:s)", ItemName( aItem ) ) };
case SIM_MODEL::DEVICE_T::R:
case SIM_MODEL::DEVICE_T::C:
case SIM_MODEL::DEVICE_T::L:
case SIM_MODEL::DEVICE_T::D:
return SPICE_GENERATOR::CurrentNames( aItem );
default:
return {};
}
}
SIM_MODEL_NGSPICE::SIM_MODEL_NGSPICE( TYPE aType ) :
SIM_MODEL_SPICE( aType, std::make_unique<SPICE_GENERATOR_NGSPICE>( *this ) )
{
const MODEL_INFO& modelInfo = ModelInfo( getModelType() );
for( const SIM_MODEL::PARAM::INFO& paramInfo : modelInfo.instanceParams )
{
// For now, only the geometry and flags parameters.
if( paramInfo.category == SIM_MODEL::PARAM::CATEGORY::PRINCIPAL
|| paramInfo.category == SIM_MODEL::PARAM::CATEGORY::GEOMETRY
|| paramInfo.category == SIM_MODEL::PARAM::CATEGORY::FLAGS )
{
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AddParam( paramInfo );
}
}
for( const SIM_MODEL::PARAM::INFO& paramInfo : modelInfo.modelParams )
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AddParam( paramInfo );
}
int SIM_MODEL_NGSPICE::doFindParam( const std::string& aParamName ) const
{
// Special case to allow escaped model parameters (suffixed with "_")
std::vector<std::reference_wrapper<const PARAM>> params = GetParams();
for( int ii = 0; ii < (int) params.size(); ++ii )
{
const PARAM& param = params[ii];
if( param.Matches( aParamName ) || param.Matches( aParamName + "_" ) )
return ii;
}
return -1;
}
void SIM_MODEL_NGSPICE::SetParamFromSpiceCode( const std::string& aParamName,
const std::string& aValue,
SIM_VALUE_GRAMMAR::NOTATION aNotation )
{
// "level" and "version" are not really parameters - they're part of the type - so silently
// ignore them.
if( boost::iequals( aParamName, "level" ) || boost::iequals( aParamName, "version" ) )
return;
// First we try to use the name as is. Note that you can't set instance parameters from this
// function, it's for ".model" cards, not for instantiations.
std::vector<std::reference_wrapper<const PARAM>> params = GetParams();
for( int ii = 0; ii < (int) params.size(); ++ii )
{
const PARAM& param = params[ii];
if( param.info.isSpiceInstanceParam || param.info.category == PARAM::CATEGORY::SUPERFLUOUS )
continue;
if( param.Matches( aParamName ) || param.Matches( aParamName + "_" ) )
{
SetParamValue( ii, aValue, aNotation );
return;
}
}
// One Spice param can have multiple names, we need to take this into account.
// Now we search the base model parameters without excluding superfluous parameters (which
// may be aliases to non-superfluous parameters).
for( const PARAM::INFO& ngspiceParamInfo : ModelInfo( getModelType() ).modelParams )
{
if( ngspiceParamInfo.Matches( aParamName ) )
{
// Find an actual parameter with the same id. Even if the ngspiceParam was
// superfluous, its alias target might not be.
for( int ii = 0; ii < (int) params.size(); ++ii )
{
const PARAM::INFO& paramInfo = params[ii].get().info;
if( paramInfo.category == PARAM::CATEGORY::SUPERFLUOUS )
continue;
if( paramInfo.id == ngspiceParamInfo.id )
{
SetParamValue( ii, aValue, aNotation );
return;
}
}
break;
}
}
if( !canSilentlyIgnoreParam( aParamName ) )
THROW_IO_ERROR( wxString::Format( "Unknown simulation model parameter '%s'", aParamName ) );
}
bool SIM_MODEL_NGSPICE::canSilentlyIgnoreParam( const std::string& aParamName )
{
// Ignore the purely informative LTspice-specific parameters "mfg" and "type".
if( boost::iequals( aParamName, "mfg" ) || boost::iequals( aParamName, "type" ) )
return true;
if( GetDeviceType() == DEVICE_T::D )
{
if( boost::iequals( aParamName, "perim" )
|| boost::iequals( aParamName, "isw" )
|| boost::iequals( aParamName, "ns" )
|| boost::iequals( aParamName, "rsw" )
|| boost::iequals( aParamName, "cjsw" )
|| boost::iequals( aParamName, "vjsw" )
|| boost::iequals( aParamName, "mjsw" )
|| boost::iequals( aParamName, "fcs" ) )
{
return true;
}
}
if( GetDeviceType() == DEVICE_T::NPN || GetDeviceType() == DEVICE_T::PNP )
{
// Ignore the purely informative LTspice-specific parameters "icrating" and "vceo".
if( boost::iequals( aParamName, "icrating" ) || boost::iequals( aParamName, "vceo" ) )
return true;
}
if( GetType() == TYPE::NPN_GUMMELPOON || GetType() == TYPE::PNP_GUMMELPOON )
{
// Ignore unused parameters.
if( boost::iequals( aParamName, "bvcbo" )
|| boost::iequals( aParamName, "nbvcbo" )
|| boost::iequals( aParamName, "tbvcbo1" )
|| boost::iequals( aParamName, "tbvcbo2" )
|| boost::iequals( aParamName, "bvbe" )
|| boost::iequals( aParamName, "ibvbe" )
|| boost::iequals( aParamName, "nbvbe" ) )
{
return true;
}
}
if( GetType() == TYPE::NMOS_VDMOS || GetType() == TYPE::PMOS_VDMOS )
{
// Ignore the purely informative LTspice-specific parameters "Vds", "Ron" and "Qg".
if( boost::iequals( aParamName, "vds" )
|| boost::iequals( aParamName, "ron" )
|| boost::iequals( aParamName, "qg" ) )
{
return true;
}
}
return false;
}
std::vector<std::string> SIM_MODEL_NGSPICE::GetPinNames() const
{
return ModelInfo( getModelType() ).pinNames;
}
SIM_MODEL_NGSPICE::MODEL_TYPE SIM_MODEL_NGSPICE::getModelType() const
{
switch( GetType() )
{
case TYPE::NONE: return MODEL_TYPE::NONE;
case TYPE::D: return MODEL_TYPE::DIODE;
case TYPE::NPN_VBIC:
case TYPE::PNP_VBIC: return MODEL_TYPE::VBIC;
case TYPE::NPN_GUMMELPOON:
case TYPE::PNP_GUMMELPOON: return MODEL_TYPE::BJT;
case TYPE::NPN_HICUM2:
case TYPE::PNP_HICUM2: return MODEL_TYPE::HICUM2;
case TYPE::NJFET_SHICHMANHODGES:
case TYPE::PJFET_SHICHMANHODGES: return MODEL_TYPE::JFET;
case TYPE::NJFET_PARKERSKELLERN:
case TYPE::PJFET_PARKERSKELLERN: return MODEL_TYPE::JFET2;
case TYPE::NMES_STATZ:
case TYPE::PMES_STATZ: return MODEL_TYPE::MES;
case TYPE::NMES_YTTERDAL:
case TYPE::PMES_YTTERDAL: return MODEL_TYPE::MESA;
case TYPE::NMES_HFET1:
case TYPE::PMES_HFET1: return MODEL_TYPE::HFET1;
case TYPE::NMES_HFET2:
case TYPE::PMES_HFET2: return MODEL_TYPE::HFET2;
case TYPE::NMOS_VDMOS:
case TYPE::PMOS_VDMOS: return MODEL_TYPE::VDMOS;
case TYPE::NMOS_MOS1:
case TYPE::PMOS_MOS1: return MODEL_TYPE::MOS1;
case TYPE::NMOS_MOS2:
case TYPE::PMOS_MOS2: return MODEL_TYPE::MOS2;
case TYPE::NMOS_MOS3:
case TYPE::PMOS_MOS3: return MODEL_TYPE::MOS3;
case TYPE::NMOS_BSIM1:
case TYPE::PMOS_BSIM1: return MODEL_TYPE::BSIM1;
case TYPE::NMOS_BSIM2:
case TYPE::PMOS_BSIM2: return MODEL_TYPE::BSIM2;
case TYPE::NMOS_MOS6:
case TYPE::PMOS_MOS6: return MODEL_TYPE::MOS6;
case TYPE::NMOS_BSIM3:
case TYPE::PMOS_BSIM3: return MODEL_TYPE::BSIM3;
case TYPE::NMOS_MOS9:
case TYPE::PMOS_MOS9: return MODEL_TYPE::MOS9;
case TYPE::NMOS_B4SOI:
case TYPE::PMOS_B4SOI: return MODEL_TYPE::B4SOI;
case TYPE::NMOS_BSIM4:
case TYPE::PMOS_BSIM4: return MODEL_TYPE::BSIM4;
case TYPE::NMOS_B3SOIFD:
case TYPE::PMOS_B3SOIFD: return MODEL_TYPE::B3SOIFD;
case TYPE::NMOS_B3SOIDD:
case TYPE::PMOS_B3SOIDD: return MODEL_TYPE::B3SOIDD;
case TYPE::NMOS_B3SOIPD:
case TYPE::PMOS_B3SOIPD: return MODEL_TYPE::B3SOIPD;
case TYPE::NMOS_HISIM2:
case TYPE::PMOS_HISIM2: return MODEL_TYPE::HISIM2;
case TYPE::NMOS_HISIMHV1:
case TYPE::PMOS_HISIMHV1: return MODEL_TYPE::HISIMHV1;
case TYPE::NMOS_HISIMHV2:
case TYPE::PMOS_HISIMHV2: return MODEL_TYPE::HISIMHV2;
default:
wxFAIL_MSG( "Unhandled SIM_MODEL type in SIM_MODEL_NGSPICE" );
return MODEL_TYPE::NONE;
}
}
static std::unique_ptr<NGSPICE_MODEL_INFO_MAP> s_ModelInfoMap;
const SIM_MODEL_NGSPICE::MODEL_INFO& SIM_MODEL_NGSPICE::ModelInfo( MODEL_TYPE aType )
{
if( !s_ModelInfoMap )
s_ModelInfoMap = std::make_unique<NGSPICE_MODEL_INFO_MAP>();
return s_ModelInfoMap->modelInfos.at( aType );
}
NGSPICE_MODEL_INFO_MAP::NGSPICE_MODEL_INFO_MAP()
{
modelInfos[SIM_MODEL_NGSPICE::MODEL_TYPE::NONE] = {};
addBJT();
addBSIM1();
addBSIM2();
addBSIM3();
addBSIM4();
addB3SOI();
addB4SOI();
addDIODE();
addHFET();
addHICUM2();
addHSIM();
addJFET();
addMES();
addMOS();
addMOS6();
addMOS9();
addVBIC();
}