1 /***************************************************************************
2 JSPICE3 adaptation of Spice3e2 - Copyright (c) Stephen R. Whiteley 1992
3 Copyright 1990 Regents of the University of California. All rights reserved.
4 Authors: 1987 Thomas L. Quarles
5 1993 Stephen R. Whiteley
6 ****************************************************************************/
7
8 #include "spice.h"
9 #include <stdio.h>
10 #include "inpdefs.h"
11 #include "inpmacs.h"
12
13 void
JFETparse(type,ckt,tabp,currentp)14 JFETparse(type,ckt,tabp,currentp)
15
16 int type;
17 GENERIC *ckt;
18 GENERIC *tabp;
19 GENERIC *currentp;
20 {
21 /* JFET parser */
22
23 /* Jname <node> <node> <node> <model> [<val>] [OFF] [IC=<val>,<val>] */
24
25 INPtables *tab = (INPtables*)tabp;
26 card *current = (card*)currentp;
27
28 char *line; /* the part of the current line left to parse */
29 char *name; /* the device's name */
30 char *nname1; /* the first node's name */
31 char *nname2; /* the second node's name */
32 char *nname3; /* the third node's name */
33 GENERIC *node1; /* the first node's node pointer */
34 GENERIC *node2; /* the second node's node pointer */
35 GENERIC *node3; /* the third node's node pointer */
36 int error; /* error code temporary */
37 GENERIC *fast; /* pointer to the actual instance */
38 IFvalue ptemp; /* a value structure to package resistance into */
39 int waslead; /* flag to indicate that unlabeled number was found */
40 double leadval; /* actual value of unlabeled number */
41 char *model; /* the name of the model */
42 INPmodel *thismodel; /* pointer to model description for user's model */
43 GENERIC *mdfast; /* pointer to the actual model */
44 IFuid uid; /* uid of default model */
45
46 line = current->line;
47 INPgetTok(&line,&name,1);
48 INPinsert(&name,tab);
49
50 INPgetTok(&line,&nname1,1);
51 INPtermInsert(ckt,&nname1,tab,&node1);
52
53 INPgetTok(&line,&nname2,1);
54 INPtermInsert(ckt,&nname2,tab,&node2);
55
56 INPgetTok(&line,&nname3,1);
57 INPtermInsert(ckt,&nname3,tab,&node3);
58
59 INPgetTok(&line,&model,1);
60 INPinsert(&model,tab);
61
62 current->error = INPgetMod(ckt,model,&thismodel,tab);
63 if (thismodel != NULL) {
64 if (type != thismodel->INPmodType) {
65 LITERR(INPdevErr(NULL))
66 return;
67 }
68 mdfast = (thismodel->INPmodfast);
69 }
70 else {
71 if (!tab->defJmod) {
72 /* create default J model */
73 IFnewUid(ckt,&uid,(IFuid)NULL,"J",UID_MODEL,(GENERIC**)NULL);
74 IFC(newModel,(ckt,type,&(tab->defJmod),uid))
75 }
76 mdfast = tab->defJmod;
77 }
78 IFC(newInstance,(ckt,mdfast,&fast,name))
79 IFC(bindNode,(ckt,fast,1,node1))
80 IFC(bindNode,(ckt,fast,2,node2))
81 IFC(bindNode,(ckt,fast,3,node3))
82 PARSECALL((&line,ckt,type,fast,&leadval,&waslead,tab))
83 if (waslead) {
84 ptemp.rValue = leadval;
85 GCA(INPpName,("area",&ptemp,ckt,type,fast))
86 }
87 }
88