xref: /original-bsd/usr.sbin/config/mkglue.c (revision ec35a16d) 
1 /*
2  * Copyright (c) 1980, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * %sccs.include.redist.c%
6  */
7 
8 #ifndef lint
9 static char sccsid[] = "@(#)mkglue.c	8.1 (Berkeley) 06/06/93";
10 #endif /* not lint */
11 
12 /*
13  * Make the bus adaptor interrupt glue files.
14  */
15 #include <stdio.h>
16 #include "config.h"
17 #include "y.tab.h"
18 #include <ctype.h>
19 
20 /*
21  * Create the UNIBUS interrupt vector glue file.
22  */
23 ubglue()
24 {
25 	register FILE *fp, *gp;
26 	register struct device *dp, *mp;
27 
28 	fp = fopen(path("ubglue.s"), "w");
29 	if (fp == 0) {
30 		perror(path("ubglue.s"));
31 		exit(1);
32 	}
33 	gp = fopen(path("ubvec.s"), "w");
34 	if (gp == 0) {
35 		perror(path("ubvec.s"));
36 		exit(1);
37 	}
38 	for (dp = dtab; dp != 0; dp = dp->d_next) {
39 		mp = dp->d_conn;
40 		if (mp != 0 && mp != (struct device *)-1 &&
41 		    !eq(mp->d_name, "mba")) {
42 			struct idlst *id, *id2;
43 
44 			for (id = dp->d_vec; id; id = id->id_next) {
45 				for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
46 					if (id2 == id) {
47 						dump_ubavec(fp, id->id,
48 						    dp->d_unit);
49 						break;
50 					}
51 					if (!strcmp(id->id, id2->id))
52 						break;
53 				}
54 			}
55 		}
56 	}
57 	dump_std(fp, gp);
58 	for (dp = dtab; dp != 0; dp = dp->d_next) {
59 		mp = dp->d_conn;
60 		if (mp != 0 && mp != (struct device *)-1 &&
61 		    !eq(mp->d_name, "mba")) {
62 			struct idlst *id, *id2;
63 
64 			for (id = dp->d_vec; id; id = id->id_next) {
65 				for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
66 					if (id2 == id) {
67 						dump_intname(fp, id->id,
68 							dp->d_unit);
69 						break;
70 					}
71 					if (!strcmp(id->id, id2->id))
72 						break;
73 				}
74 			}
75 		}
76 	}
77 	dump_ctrs(fp);
78 	(void) fclose(fp);
79 	(void) fclose(gp);
80 }
81 
82 static int cntcnt = 0;		/* number of interrupt counters allocated */
83 
84 /*
85  * Print a UNIBUS interrupt vector.
86  */
87 dump_ubavec(fp, vector, number)
88 	register FILE *fp;
89 	char *vector;
90 	int number;
91 {
92 	char nbuf[80];
93 	register char *v = nbuf;
94 
95 	(void) sprintf(v, "%s%d", vector, number);
96 	fprintf(fp, "\t.globl\t_X%s\n\t.align\t2\n_X%s:\n\tpushr\t$0x3f\n",
97 	    v, v);
98 	fprintf(fp, "\tincl\t_fltintrcnt+(4*%d)\n", cntcnt++);
99 	if (strncmp(vector, "dzx", 3) == 0)
100 		fprintf(fp, "\tmovl\t$%d,r0\n\tjmp\tdzdma\n\n", number);
101 	else if (strncmp(vector, "dpx", 3) == 0)
102 		fprintf(fp, "\tmovl\t$%d,r0\n\tjmp\tdpxdma\n\n", number);
103 	else if (strncmp(vector, "dpr", 3) == 0)
104 		fprintf(fp, "\tmovl\t$%d,r0\n\tjmp\tdprdma\n\n", number);
105 	else {
106 		if (strncmp(vector, "uur", 3) == 0) {
107 			fprintf(fp, "#ifdef UUDMA\n");
108 			fprintf(fp, "\tmovl\t$%d,r0\n\tjsb\tuudma\n", number);
109 			fprintf(fp, "#endif\n");
110 		}
111 		fprintf(fp, "\tpushl\t$%d\n", number);
112 		fprintf(fp, "\tcalls\t$1,_%s\n\tpopr\t$0x3f\n", vector);
113 		fprintf(fp, "\tincl\t_cnt+V_INTR\n\trei\n\n");
114 	}
115 }
116 
117 /*
118  * Create the VERSAbus interrupt vector glue file.
119  */
120 vbglue()
121 {
122 	register FILE *fp, *gp;
123 	register struct device *dp, *mp;
124 
125 	fp = fopen(path("vbglue.s"), "w");
126 	if (fp == 0) {
127 		perror(path("vbglue.s"));
128 		exit(1);
129 	}
130 	gp = fopen(path("vbvec.s"), "w");
131 	if (gp == 0) {
132 		perror(path("vbvec.s"));
133 		exit(1);
134 	}
135 	for (dp = dtab; dp != 0; dp = dp->d_next) {
136 		struct idlst *id, *id2;
137 
138 		mp = dp->d_conn;
139 		if (mp == 0 || mp == (struct device *)-1 ||
140 		    eq(mp->d_name, "mba"))
141 			continue;
142 		for (id = dp->d_vec; id; id = id->id_next)
143 			for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
144 				if (id == id2) {
145 					dump_vbavec(fp, id->id, dp->d_unit);
146 					break;
147 				}
148 				if (eq(id->id, id2->id))
149 					break;
150 			}
151 	}
152 	dump_std(fp, gp);
153 	for (dp = dtab; dp != 0; dp = dp->d_next) {
154 		mp = dp->d_conn;
155 		if (mp != 0 && mp != (struct device *)-1 &&
156 		    !eq(mp->d_name, "mba")) {
157 			struct idlst *id, *id2;
158 
159 			for (id = dp->d_vec; id; id = id->id_next) {
160 				for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
161 					if (id2 == id) {
162 						dump_intname(fp, id->id,
163 							dp->d_unit);
164 						break;
165 					}
166 					if (eq(id->id, id2->id))
167 						break;
168 				}
169 			}
170 		}
171 	}
172 	dump_ctrs(fp);
173 	(void) fclose(fp);
174 	(void) fclose(gp);
175 }
176 
177 /*
178  * Print a VERSAbus interrupt vector
179  */
180 dump_vbavec(fp, vector, number)
181 	register FILE *fp;
182 	char *vector;
183 	int number;
184 {
185 	char nbuf[80];
186 	register char *v = nbuf;
187 
188 	(void) sprintf(v, "%s%d", vector, number);
189 	fprintf(fp, "SCBVEC(%s):\n", v);
190 	fprintf(fp, "\tCHECK_SFE(4)\n");
191 	fprintf(fp, "\tSAVE_FPSTAT(4)\n");
192 	fprintf(fp, "\tPUSHR\n");
193 	fprintf(fp, "\tincl\t_fltintrcnt+(4*%d)\n", cntcnt++);
194 	fprintf(fp, "\tpushl\t$%d\n", number);
195 	fprintf(fp, "\tcallf\t$8,_%s\n", vector);
196 	fprintf(fp, "\tincl\t_cnt+V_INTR\n");
197 	fprintf(fp, "\tPOPR\n");
198 	fprintf(fp, "\tREST_FPSTAT\n");
199 	fprintf(fp, "\trei\n\n");
200 }
201 
202 /*
203  * HP9000/300 interrupts are auto-vectored.
204  * Code is hardwired in locore.s
205  */
206 hpglue() {}
207 
208 static	char *vaxinames[] = {
209 	"clock", "cnr", "cnx", "tur", "tux",
210 	"mba0", "mba1", "mba2", "mba3",
211 	"uba0", "uba1", "uba2", "uba3"
212 };
213 static	char *tahoeinames[] = {
214 	"clock", "cnr", "cnx", "rmtr", "rmtx", "buserr",
215 };
216 static	struct stdintrs {
217 	char	**si_names;	/* list of standard interrupt names */
218 	int	si_n;		/* number of such names */
219 } stdintrs[] = {
220 	{ vaxinames, sizeof (vaxinames) / sizeof (vaxinames[0]) },
221 	{ tahoeinames, (sizeof (tahoeinames) / sizeof (tahoeinames[0])) }
222 };
223 /*
224  * Start the interrupt name table with the names
225  * of the standard vectors not directly associated
226  * with a bus.  Also, dump the defines needed to
227  * reference the associated counters into a separate
228  * file which is prepended to locore.s.
229  */
230 dump_std(fp, gp)
231 	register FILE *fp, *gp;
232 {
233 	register struct stdintrs *si = &stdintrs[machine-1];
234 	register char **cpp;
235 	register int i;
236 
237 	fprintf(fp, "\n\t.globl\t_intrnames\n");
238 	fprintf(fp, "\n\t.globl\t_eintrnames\n");
239 	fprintf(fp, "\t.data\n");
240 	fprintf(fp, "_intrnames:\n");
241 	cpp = si->si_names;
242 	for (i = 0; i < si->si_n; i++) {
243 		register char *cp, *tp;
244 		char buf[80];
245 
246 		cp = *cpp;
247 		if (cp[0] == 'i' && cp[1] == 'n' && cp[2] == 't') {
248 			cp += 3;
249 			if (*cp == 'r')
250 				cp++;
251 		}
252 		for (tp = buf; *cp; cp++)
253 			if (islower(*cp))
254 				*tp++ = toupper(*cp);
255 			else
256 				*tp++ = *cp;
257 		*tp = '\0';
258 		fprintf(gp, "#define\tI_%s\t%d\n", buf, i*sizeof (long));
259 		fprintf(fp, "\t.asciz\t\"%s\"\n", *cpp);
260 		cpp++;
261 	}
262 }
263 
264 dump_intname(fp, vector, number)
265 	register FILE *fp;
266 	char *vector;
267 	int number;
268 {
269 	register char *cp = vector;
270 
271 	fprintf(fp, "\t.asciz\t\"");
272 	/*
273 	 * Skip any "int" or "intr" in the name.
274 	 */
275 	while (*cp)
276 		if (cp[0] == 'i' && cp[1] == 'n' &&  cp[2] == 't') {
277 			cp += 3;
278 			if (*cp == 'r')
279 				cp++;
280 		} else {
281 			putc(*cp, fp);
282 			cp++;
283 		}
284 	fprintf(fp, "%d\"\n", number);
285 }
286 
287 /*
288  * Reserve space for the interrupt counters.
289  */
290 dump_ctrs(fp)
291 	register FILE *fp;
292 {
293 	struct stdintrs *si = &stdintrs[machine-1];
294 
295 	fprintf(fp, "_eintrnames:\n");
296 	fprintf(fp, "\n\t.globl\t_intrcnt\n");
297 	fprintf(fp, "\n\t.globl\t_eintrcnt\n");
298 	fprintf(fp, "\t.align 2\n");
299 	fprintf(fp, "_intrcnt:\n");
300 	fprintf(fp, "\t.space\t4 * %d\n", si->si_n);
301 	fprintf(fp, "_fltintrcnt:\n");
302 	fprintf(fp, "\t.space\t4 * %d\n", cntcnt);
303 	fprintf(fp, "_eintrcnt:\n\n");
304 	fprintf(fp, "\t.text\n");
305 }
306 
307 /*
308  * Create the ISA interrupt vector glue file.
309  */
310 vector() {
311 	register FILE *fp, *gp;
312 	register struct device *dp, *mp;
313 	int count;
314 
315 	fp = fopen(path("vector.s"), "w");
316 	if (fp == 0) {
317 		perror(path("vector.s"));
318 		exit(1);
319 	}
320 	fprintf(fp,"\
321 /*\n\
322  * AT/386\n\
323  * Interrupt vector routines\n\
324  * Generated by config program\n\
325  */ \n\
326 \n\
327 #include	\"i386/isa/isa.h\"\n\
328 #include	\"i386/isa/icu.h\"\n\
329 \n\
330 #define	VEC(name)	.align 4; .globl _V/**/name; _V/**/name:\n\n");
331 
332 	fprintf(fp,"\
333 	.globl	_hardclock\n\
334 VEC(clk)\n\
335 	INTR1(0, _highmask, 0)\n\
336 	call	_hardclock \n\
337 	INTREXIT1\n\n\n");
338 
339 	count=0;
340 	for (dp = dtab; dp != 0; dp = dp->d_next) {
341 		mp = dp->d_conn;
342 		if (mp != 0 && /* mp != (struct device *)-1 &&*/
343 		    eq(mp->d_name, "isa")) {
344 			struct idlst *id, *id2;
345 
346 			for (id = dp->d_vec; id; id = id->id_next) {
347 				for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
348 					if (id2 == id) {
349 						if(dp->d_irq == -1) continue;
350 			fprintf(fp,"\t.globl _%s, _%s%dmask\n\t.data\n",
351 				id->id, dp->d_name, dp->d_unit);
352 			fprintf(fp,"_%s%dmask:\t.long 0\n\t.text\n",
353 				dp->d_name, dp->d_unit);
354 			fprintf(fp,"VEC(%s%d)\n\tINTR%d(%d, ",
355 				dp->d_name, dp->d_unit,
356 				dp->d_irq / 8 + 1, dp->d_unit);
357 					if(eq(dp->d_mask,"null"))
358 		 				fprintf(fp,"_%s%dmask, ",
359 							dp->d_name, dp->d_unit);
360 					else
361 		  				fprintf(fp,"_%smask, ",
362 							dp->d_mask);
363 		  	fprintf(fp,"%d)\n\tcall\t_%s\n\tINTREXIT%d\n\n\n",
364 				++count, id->id, (dp->d_irq > 7)?2:1);
365 						break;
366 					}
367 					if (!strcmp(id->id, id2->id))
368 						break;
369 				}
370 			}
371 		}
372 	}
373 	(void) fclose(fp);
374 }
375