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MetaTransistor Layout in progress

This commit is contained in:
Christophe Alexandre 2008-07-21 11:24:58 +00:00
parent 1688959886
commit 60f05e0e57
8 changed files with 228 additions and 187 deletions
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3
chamsin/src/analogic/CMakeLists.txt
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@ -1,6 +1,7 @@
INCLUDE_DIRECTORIES(${CHAMSIN_SOURCE_DIR}/src/technology ${HURRICANE_INCLUDE_DIR})
ADD_LIBRARY(analogic SHARED Transistor.cpp Capacitor.cpp Resistor.cpp)
ADD_LIBRARY(analogic SHARED Transistor.cpp Capacitor.cpp Resistor.cpp Device.cpp
MetaTransistor.cpp)
TARGET_LINK_LIBRARIES(analogic atechnology ${HURRICANE_LIBRARIES})

3
chamsin/src/analogic/Capacitor.cpp
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@ -18,7 +18,4 @@ Capacitor* Capacitor::create(Library* library, const Name& name) {
void Capacitor::_postCreate() {
Inherit::_postCreate();
UpdateSession::open();
/////
UpdateSession::close();
}

24
chamsin/src/analogic/Device.cpp Normal file
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@ -0,0 +1,24 @@
#include "hurricane/UpdateSession.h"
using namespace Hurricane;
#include "Device.h"
Device::Device(Library* library, const Name& name):
AnalogComponent(library, name)
{}
Device* Device::create(Library* library, const Name& name) {
Device* device = new Device(library, name);
device->_postCreate();
return device;
}
void Device::_postCreate() {
Inherit::_postCreate();
UpdateSession::open();
/////
UpdateSession::close();
}

19
chamsin/src/analogic/Device.h Normal file
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@ -0,0 +1,19 @@
#ifndef DEVICE_H
#define DEVICE_H
#include "AnalogComponent.h"
class Device : public AnalogComponent {
public:
static Device* create(Library* library, const Name& name);
protected:
void _postCreate();
protected:
Device(Library* library, const Name& name);
};
#endif // DEVICE_H

271
chamsin/src/analogic/MetaTransistor.cpp
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@ -1,168 +1,165 @@
// ****************************************************************************************************
// File: MetaTransistor.cpp
// Authors: Wu YiFei
// Date : 21/12/2006
// ****************************************************************************************************
#include "UpdateSession.h"
#include "hurricane/UpdateSession.h"
using namespace Hurricane;
#include "Transistor.h"
#include "MetaTransistor.h"
namespace Hurricane {
namespace {
// ****************************************************************************************************
// MetaTransistor implementation
// ****************************************************************************************************
MetaTransistor::MetaTransistor(Library* library, const Name& name, char type)
: Inherit(library, name),
_type(type),
_m(1),
_le(0.0),
_we(0.0)
{
Transistor::Type metaTransistorTypeToTransistorType(const MetaTransistor::Type& type) {
switch (type) {
case MetaTransistor::Type::UNDEFINED:
return Transistor::Type::UNDEFINED;
case MetaTransistor::Type::NMOS:
return Transistor::Type::NMOS;
case MetaTransistor::Type::PMOS:
return Transistor::Type::PMOS;
default:
throw Error("Unknown MetaTransistor Type");
}
}
MetaTransistor* MetaTransistor::create(Library* library, const Name& name, char type) {
MetaTransistor* metatransistor = new MetaTransistor(library, name, type);
metatransistor->_postCreate();
return metatransistor;
}
const Name MetaTransistor::DrainName("DRAIN");
const Name MetaTransistor::SourceName("SOURCE");
const Name MetaTransistor::GridName("GRID");
const Name MetaTransistor::BulkName("BULK");
const Name MetaTransistor::AnonymousName("ANONYMOUS");
void MetaTransistor::_preDestroy() {
// do something
// ************
MetaTransistor::Type::Type(const Code& code):
_code(code)
{}
Inherit::_preDestroy();
MetaTransistor::Type::Type(const Type& type):
_code(type._code)
{}
MetaTransistor::Type& MetaTransistor::Type::operator=(const Type& type) {
_code = type._code;
return *this;
}
MetaTransistor::MetaTransistor(Library* library, const Name& name):
Device(library, name),
_drain(NULL),
_source(NULL),
_grid(NULL),
_bulk(NULL),
_anonymous(NULL),
_type(),
_m(0), _l(0.0), _w(0.0),
_transistors()
{}
MetaTransistor* MetaTransistor::create(Library* library, const Name& name) {
MetaTransistor* mTransistor = new MetaTransistor(library, name);
mTransistor->_postCreate();
return mTransistor;
}
void MetaTransistor::_postCreate() {
Inherit::_postCreate();
(Net::create(this, Name("DRAIN")))->setExternal(true);
(Net::create(this, Name("SOURCE")))->setExternal(true);
(Net::create(this, Name("GRID")))->setExternal(true);
(Net::create(this, Name("BULK")))->setExternal(true);
}
void MetaTransistor::createConnection()
// ***********************************
{
for_each_instance(instance, this->getInstances())
Cell * mastercell = instance->getMasterCell();
// Assurance of unique instanciation
// *********************************
if(mastercell->_getSlaveInstanceSet()._getSize()!=1) {
string err_msg = "Can't create connection : " + getString(mastercell) + " hasn't only one slave instance";
assert(err_msg.c_str());
}
instance->getPlug(mastercell->getNet(Name("DRAIN")))->setNet(getNet(Name("DRAIN")));
instance->getPlug(mastercell->getNet(Name("SOURCE")))->setNet(getNet(Name("SOURCE")));
instance->getPlug(mastercell->getNet(Name("GRID")))->setNet(getNet(Name("GRID")));
instance->getPlug(mastercell->getNet(Name("BULK")))->setNet(getNet(Name("BULK")));
end_for
}
void MetaTransistor::createLayout() {
if((_le == 0.0) || (_we == 0.0)) {
throw Error("Can't generate layout : " + getString(this) + " hasn't been dimensionned");
}
_drain = Net::create(this, DrainName);
_drain->setExternal(true);
_source = Net::create(this, SourceName);
_source->setExternal(true);
_grid = Net::create(this, GridName);
_grid->setExternal(true);
_bulk = Net::create(this, BulkName);
_bulk->setExternal(true);
_anonymous = Net::create(this, AnonymousName);
setTerminal(false);
Transistor* internal_ref = NULL;
Transistor* left_ref = NULL;
Transistor* right_ref = NULL;
for_each_instance(instance, this->getInstances())
Cell * mastercell = instance->getMasterCell();
// Assurance of unique instanciation
// *********************************
if(mastercell->_getSlaveInstanceSet()._getSize()!=1) {
string err_msg = "Can't generate layout : " + getString(mastercell) + " hasn't only one slave instance";
assert(err_msg.c_str());
}
Transistor * trans = dynamic_cast<Transistor*>(mastercell);
if(!trans){
string err_msg = "Can't genrate layout : " + getString(mastercell) + " isn't a Transistor";
}
if(trans->isInternal()) {
if(!internal_ref) {
cerr << "akecoucou" << endl;
trans->createLayout();
internal_ref = trans;
} else {
trans->duplicateLayout(internal_ref);
}
} else if(trans->isLeft()) {
if(!left_ref) {
trans->createLayout();
left_ref=trans;
} else {
trans->duplicateLayout(left_ref);
}
} else if(trans->isRight()) {
if(!right_ref) {
trans->createLayout();
right_ref=trans;
} else {
trans->duplicateLayout(right_ref);
}
} else {
trans->createLayout();
}
end_for
materialize();
}
void MetaTransistor::Flush()
// *************************
{
void MetaTransistor::setType(Type type) {
if (type != _type) {
UpdateSession::open();
for_each_instance(instance, this->getInstances()) {
Cell * mastercell = instance->getMasterCell();
instance->destroy();
mastercell->destroy();
end_for
_type = type;
Transistor::Type ttype = metaTransistorTypeToTransistorType(_type);
for (Transistors::iterator tit = _transistors.begin();
tit != _transistors.end();
tit++) {
(*tit)->setType(ttype);
}
UpdateSession::close();
}
string MetaTransistor::_getString() const
// ***************************************
{
string s= Inherit::_getString();
s.insert(s.length()-1, " " + getString(getType()) );
s.insert(s.length()-1, " " + getString(getM()) );
return s;
}
Record* MetaTransistor::_getRecord() const
// ***************************************
{
Record* record = Inherit::_getRecord();
return record;
void MetaTransistor::setM(unsigned m) {
assert(_transistors.size() == _m);
assert(getInstances().getSize() == _m);
if (_m != m) {
UpdateSession::open();
if (m > _m) {
Library* library = getLibrary();
Transformation transformation;
for (unsigned i=_m; i<m; i++) {
string transistorNameStr(getString(getName()));
transistorNameStr += "_Transistor_" + getString(i);
Name transistorName(transistorNameStr);
Transistor* transistor = Transistor::create(library, transistorName);
transistor->setType(metaTransistorTypeToTransistorType(_type));
transistor->setL(_l);
transistor->setW(_w);
_transistors.push_back(transistor);
Instance* instance = Instance::create(this, transistorName,
transistor, transformation, Instance::PlacementStatus::FIXED);
instance->getPlug(transistor->getNet(GridName))->setNet(_grid);
instance->getPlug(transistor->getNet(SourceName))->setNet(_source);
instance->getPlug(transistor->getNet(DrainName))->setNet(_drain);
instance->getPlug(transistor->getNet(BulkName))->setNet(_bulk);
}
} else {
for (unsigned i=m; i<_m; i++) {
Transistor* transistor = _transistors.back();
transistor->destroy();
_transistors.pop_back();
}
}
UpdateSession::close();
_m = m;
}
}
void MetaTransistor::setW(DbU::Unit value) {
_w = value;
for (Transistors::iterator tit = _transistors.begin();
tit != _transistors.end();
tit++) {
(*tit)->setW(_w);
}
}
void MetaTransistor::setL(DbU::Unit value) {
_l = value;
for (Transistors::iterator tit = _transistors.begin();
tit != _transistors.end();
tit++) {
(*tit)->setL(_l);
}
updateLayout();
}
void MetaTransistor::updateLayout() {
if (_m > 0) {
assert(_transistors.size() == _m);
assert(getInstances().getSize() == _m);
Transformation transformation(0, 0);
UpdateSession::open();
for_each_instance(instance, getInstances()) {
instance->setTransformation(transformation);
Box abox = instance->getAbutmentBox();
transformation = Transformation(transformation.getTx() + abox.getWidth(), 0);
end_for;
}
UpdateSession::close();
}
}

78
chamsin/src/analogic/MetaTransistor.h
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@ -1,55 +1,61 @@
#ifndef METATRANSISTOR_H
#define METATRANSISTOR_H
#include "AnalogComponent.h"
#include "Device.h"
class MetaTransistor: public AnalogComponent {
private : char _type;
private : unsigned _m;
private : Micro _le, _we; // length and width expected
private : Micro _lr, _wr; // real length and real width
private : unsigned _nSex, _nDex, nSin, _nDin, _nSsh, _nDsh;
private : Micro _dgg, _de;
private : MicroPower2 _as, _ad;
private : Micro _ps, _pd;
private : double _capaDrain, _capaGate, _capaSource;
private : double _cgb, _cgs, _cdb, _cds, _csb, _cgd;
class Transistor;
class MetaTransistor : public Device {
public:
class Type {
public:
enum Code {UNDEFINED=0, NMOS=1, PMOS=2};
protected : MetaTransistor(Library* library, const Name& name, char type);
Type(const Code& code = UNDEFINED);
Type(const Type& type);
public : static MetaTransistor* create(Library* library, const Name& name, char type);
Type& operator=(const Type& type);
operator const Code&() const {return _code;};
protected : virtual void _postCreate();
const Code& getCode() const {return _code;};
private:
Code _code;
};
// ********************************************
public : void createConnection();
typedef deque<Transistor*> Transistors;
// Create the layout of all motifs in this metatransistor.
// *******************************************************
public : void createLayout();
static const Name DrainName;
static const Name SourceName;
static const Name GridName;
static const Name BulkName;
static const Name AnonymousName;
static MetaTransistor* create(Library* library, const Name& name);
void updateLayout();
// Accessors
// *********
public : const Micro& getLe() const { return _le; };
public : const Micro& getWe() const { return _we; };
public : const char getType() const { return _type; };
public : const unsigned getM() const { return _m; };
void setType(Type type);
void setM(unsigned m);
void setW(DbU::Unit value);
void setL(DbU::Unit value);
protected:
void _postCreate();
// Updators
// ********
public : void setLe (const Micro le) { _le=le; };
public : void setWe (const Micro we) { _we=we; };
public : void setType(const char type) { _type=type; };
public : void setM (const unsigned m) { _m=m; };
private:
Net* _drain;
Net* _source;
Net* _grid;
Net* _bulk;
Net* _anonymous;
Type _type;
unsigned _m;
DbU::Unit _l;
DbU::Unit _w;
Transistors _transistors;
MetaTransistor(Library* library, const Name& name);
};
}
#endif // HURRICANE_METATRANSISTOR
#endif // METATRANSISTOR_H

3
chamsin/src/analogic/Resistor.cpp
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@ -18,7 +18,4 @@ Resistor* Resistor::create(Library* library, const Name& name) {
void Resistor::_postCreate() {
Inherit::_postCreate();
UpdateSession::open();
/////
UpdateSession::close();
}

2
chamsin/src/analogic/Transistor.h
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@ -29,8 +29,8 @@ class Transistor : public AnalogComponent {
static Transistor* create(Library* library, const Name& name);
void updateLayout();
void setType(Type type);
void setType(Type type);
void setW(DbU::Unit value) { _w = value; updateLayout(); }
void setL(DbU::Unit value) { _l = value; updateLayout(); }