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devices/bsim4, implement BSIM4soaCheck()

This commit is contained in:
dwarning 2013-10-30 20:15:27 +01:00 committed by rlar
parent f9c05885fa
commit 5a64b7849c
10 changed files with 204 additions and 1 deletions
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1
src/spicelib/devices/bsim4/Makefile.am
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@ -20,6 +20,7 @@ libbsim4_la_SOURCES = \
b4par.c \
b4pzld.c \
b4set.c \
b4soachk.c \
b4temp.c \
b4trunc.c \
bsim4def.h \

7
src/spicelib/devices/bsim4/b4.c
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@ -1031,6 +1031,13 @@ IOP( "ef", BSIM4_MOD_EF, IF_REAL, "Flicker noise frequency exponent"),
IOP( "af", BSIM4_MOD_AF, IF_REAL, "Flicker noise exponent"),
IOP( "kf", BSIM4_MOD_KF, IF_REAL, "Flicker noise coefficient"),
IOP("vgs_max", BSIM4_MOD_VGS_MAX, IF_REAL, "maximum voltage G-S branch"),
IOP("vgd_max", BSIM4_MOD_VGD_MAX, IF_REAL, "maximum voltage G-D branch"),
IOP("vgb_max", BSIM4_MOD_VGB_MAX, IF_REAL, "maximum voltage G-B branch"),
IOP("vds_max", BSIM4_MOD_VDS_MAX, IF_REAL, "maximum voltage D-S branch"),
IOP("vbs_max", BSIM4_MOD_VBS_MAX, IF_REAL, "maximum voltage B-S branch"),
IOP("vbd_max", BSIM4_MOD_VBD_MAX, IF_REAL, "maximum voltage B-D branch"),
IP( "nmos", BSIM4_MOD_NMOS, IF_FLAG, "Flag to indicate NMOS"),
IP( "pmos", BSIM4_MOD_PMOS, IF_FLAG, "Flag to indicate PMOS"),
};

20
src/spicelib/devices/bsim4/b4mask.c
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@ -2693,6 +2693,26 @@ IFvalue *value)
case BSIM4_MOD_KF:
value->rValue = model->BSIM4kf;
return(OK);
case BSIM4_MOD_VGS_MAX:
value->rValue = model->BSIM4vgsMax;
return(OK);
case BSIM4_MOD_VGD_MAX:
value->rValue = model->BSIM4vgdMax;
return(OK);
case BSIM4_MOD_VGB_MAX:
value->rValue = model->BSIM4vgbMax;
return(OK);
case BSIM4_MOD_VDS_MAX:
value->rValue = model->BSIM4vdsMax;
return(OK);
case BSIM4_MOD_VBS_MAX:
value->rValue = model->BSIM4vbsMax;
return(OK);
case BSIM4_MOD_VBD_MAX:
value->rValue = model->BSIM4vbdMax;
return(OK);
default:
return(E_BADPARM);
}

26
src/spicelib/devices/bsim4/b4mpar.c
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@ -3602,6 +3602,32 @@ GENmodel *inMod)
mod->BSIM4kf = value->rValue;
mod->BSIM4kfGiven = TRUE;
break;
case BSIM4_MOD_VGS_MAX:
mod->BSIM4vgsMax = value->rValue;
mod->BSIM4vgsMaxGiven = TRUE;
break;
case BSIM4_MOD_VGD_MAX:
mod->BSIM4vgdMax = value->rValue;
mod->BSIM4vgdMaxGiven = TRUE;
break;
case BSIM4_MOD_VGB_MAX:
mod->BSIM4vgbMax = value->rValue;
mod->BSIM4vgbMaxGiven = TRUE;
break;
case BSIM4_MOD_VDS_MAX:
mod->BSIM4vdsMax = value->rValue;
mod->BSIM4vdsMaxGiven = TRUE;
break;
case BSIM4_MOD_VBS_MAX:
mod->BSIM4vbsMax = value->rValue;
mod->BSIM4vbsMaxGiven = TRUE;
break;
case BSIM4_MOD_VBD_MAX:
mod->BSIM4vbdMax = value->rValue;
mod->BSIM4vbdMaxGiven = TRUE;
break;
case BSIM4_MOD_NMOS :
if(value->iValue) {
mod->BSIM4type = 1;

13
src/spicelib/devices/bsim4/b4set.c
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@ -2088,6 +2088,19 @@ BSIM4instance **InstArray;
if (!model->BSIM4kfGiven)
model->BSIM4kf = 0.0;
if (!model->BSIM4vgsMaxGiven)
model->BSIM4vgsMax = 1e99;
if (!model->BSIM4vgdMaxGiven)
model->BSIM4vgdMax = 1e99;
if (!model->BSIM4vgbMaxGiven)
model->BSIM4vgbMax = 1e99;
if (!model->BSIM4vdsMaxGiven)
model->BSIM4vdsMax = 1e99;
if (!model->BSIM4vbsMaxGiven)
model->BSIM4vbsMax = 1e99;
if (!model->BSIM4vbdMaxGiven)
model->BSIM4vbdMax = 1e99;
/* stress effect */
if (!model->BSIM4sarefGiven)
model->BSIM4saref = 1e-6; /* m */

110
src/spicelib/devices/bsim4/b4soachk.c Normal file
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@ -0,0 +1,110 @@
/**********
Copyright 2013 Dietmar Warning. All rights reserved.
Author: 2013 Dietmar Warning
**********/
#include "ngspice/ngspice.h"
#include "ngspice/cktdefs.h"
#include "bsim4def.h"
#include "ngspice/trandefs.h"
#include "ngspice/sperror.h"
#include "ngspice/suffix.h"
#include "ngspice/cpdefs.h"
int
BSIM4soaCheck(CKTcircuit *ckt, GENmodel *inModel)
{
BSIM4model *model = (BSIM4model *) inModel;
BSIM4instance *here;
double vgs, vgd, vgb, vds, vbs, vbd; /* actual mos voltages */
int maxwarns;
static int warns_vgs = 0, warns_vgd = 0, warns_vgb = 0, warns_vds = 0, warns_vbs = 0, warns_vbd = 0;
if (!ckt) {
warns_vgs = 0;
warns_vgd = 0;
warns_vgb = 0;
warns_vds = 0;
warns_vbs = 0;
warns_vbd = 0;
return OK;
}
maxwarns = ckt->CKTsoaMaxWarns;
for (; model; model = model->BSIM4nextModel) {
for (here = model->BSIM4instances; here; here = here->BSIM4nextInstance) {
vgs = fabs(ckt->CKTrhsOld [here->BSIM4gNodePrime] -
ckt->CKTrhsOld [here->BSIM4sNodePrime]);
vgd = fabs(ckt->CKTrhsOld [here->BSIM4gNodePrime] -
ckt->CKTrhsOld [here->BSIM4dNodePrime]);
vgb = fabs(ckt->CKTrhsOld [here->BSIM4gNodePrime] -
ckt->CKTrhsOld [here->BSIM4bNodePrime]);
vds = fabs(ckt->CKTrhsOld [here->BSIM4dNodePrime] -
ckt->CKTrhsOld [here->BSIM4sNodePrime]);
vbs = fabs(ckt->CKTrhsOld [here->BSIM4bNodePrime] -
ckt->CKTrhsOld [here->BSIM4sNodePrime]);
vbd = fabs(ckt->CKTrhsOld [here->BSIM4bNodePrime] -
ckt->CKTrhsOld [here->BSIM4dNodePrime]);
if (vgs > model->BSIM4vgsMax)
if (warns_vgs < maxwarns) {
soa_printf(ckt, (GENinstance*) here,
"|Vgs|=%g has exceeded Vgs_max=%g\n",
vgs, model->BSIM4vgsMax);
warns_vgs++;
}
if (vgd > model->BSIM4vgdMax)
if (warns_vgd < maxwarns) {
soa_printf(ckt, (GENinstance*) here,
"|Vgd|=%g has exceeded Vgd_max=%g\n",
vgd, model->BSIM4vgdMax);
warns_vgd++;
}
if (vgb > model->BSIM4vgbMax)
if (warns_vgb < maxwarns) {
soa_printf(ckt, (GENinstance*) here,
"|Vgb|=%g has exceeded Vgb_max=%g\n",
vgb, model->BSIM4vgbMax);
warns_vgb++;
}
if (vds > model->BSIM4vdsMax)
if (warns_vds < maxwarns) {
soa_printf(ckt, (GENinstance*) here,
"|Vds|=%g has exceeded Vds_max=%g\n",
vds, model->BSIM4vdsMax);
warns_vds++;
}
if (vbs > model->BSIM4vbsMax)
if (warns_vbs < maxwarns) {
soa_printf(ckt, (GENinstance*) here,
"|Vbs|=%g has exceeded Vbs_max=%g\n",
vbs, model->BSIM4vbsMax);
warns_vbs++;
}
if (vbd > model->BSIM4vbdMax)
if (warns_vbd < maxwarns) {
soa_printf(ckt, (GENinstance*) here,
"|Vbd|=%g has exceeded Vbd_max=%g\n",
vbd, model->BSIM4vbdMax);
warns_vbd++;
}
}
}
return OK;
}

21
src/spicelib/devices/bsim4/bsim4def.h
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@ -1764,6 +1764,13 @@ typedef struct sBSIM4model
double BSIM4af;
double BSIM4kf;
double BSIM4vgsMax;
double BSIM4vgdMax;
double BSIM4vgbMax;
double BSIM4vdsMax;
double BSIM4vbsMax;
double BSIM4vbdMax;
struct bsim4SizeDependParam *pSizeDependParamKnot;
#ifdef USE_OMP
@ -2620,6 +2627,13 @@ typedef struct sBSIM4model
unsigned BSIM4afGiven :1;
unsigned BSIM4kfGiven :1;
unsigned BSIM4vgsMaxGiven :1;
unsigned BSIM4vgdMaxGiven :1;
unsigned BSIM4vgbMaxGiven :1;
unsigned BSIM4vdsMaxGiven :1;
unsigned BSIM4vbsMaxGiven :1;
unsigned BSIM4vbdMaxGiven :1;
unsigned BSIM4LintGiven :1;
unsigned BSIM4LlGiven :1;
unsigned BSIM4LlcGiven :1;
@ -3735,6 +3749,13 @@ typedef struct sBSIM4model
#define BSIM4_MOD_TNOIC 1272
#define BSIM4_MOD_RNOIC 1273
#define BSIM4_MOD_VGS_MAX 1301
#define BSIM4_MOD_VGD_MAX 1302
#define BSIM4_MOD_VGB_MAX 1303
#define BSIM4_MOD_VDS_MAX 1304
#define BSIM4_MOD_VBS_MAX 1305
#define BSIM4_MOD_VBD_MAX 1306
#include "bsim4ext.h"
extern void BSIM4evaluate(double,double,double,BSIM4instance*,BSIM4model*,

1
src/spicelib/devices/bsim4/bsim4ext.h
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@ -28,3 +28,4 @@ extern int BSIM4temp(GENmodel*,CKTcircuit*);
extern int BSIM4trunc(GENmodel*,CKTcircuit*,double*);
extern int BSIM4noise(int,int,GENmodel*,CKTcircuit*,Ndata*,double*);
extern int BSIM4unsetup(GENmodel*,CKTcircuit*);
extern int BSIM4soaCheck(CKTcircuit *, GENmodel *);

2
src/spicelib/devices/bsim4/bsim4init.c
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@ -67,7 +67,7 @@ SPICEdev BSIM4info = {
NULL, /* DEVsenTrunc */
NULL, /* DEVdisto */
BSIM4noise, /* DEVnoise */
NULL, /* DEVsoaCheck */
BSIM4soaCheck, /* DEVsoaCheck */
#ifdef CIDER
NULL, /* DEVdump */
NULL, /* DEVacct */

4
visualc/vngspice.vcproj
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@ -3984,6 +3984,10 @@
RelativePath="..\src\spicelib\devices\bsim4\b4set.c"
>
</File>
<File
RelativePath="..\src\spicelib\devices\bsim4\b4soachk.c"
>
</File>
<File
RelativePath="..\src\spicelib\devices\bsimsoi\b4soi.c"
>