freebsd-dev/usr.sbin/config/mkubglue.c
1997-09-15 06:37:10 +00:00

199 lines
5.7 KiB
C

/*-
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)mkubglue.c 8.1 (Berkeley) 6/6/93";
#endif
static const char rcsid[] =
"$Id$";
#endif /* not lint */
/*
* Make the uba interrupt file ubglue.s
*/
#include <stdio.h>
#include "config.h"
#include "y.tab.h"
ubglue()
{
register FILE *fp;
register struct device *dp, *mp;
fp = fopen(path("ubglue.s"), "w");
if (fp == 0)
err(1, "%s", path("ubglue.s"));
for (dp = dtab; dp != 0; dp = dp->d_next) {
mp = dp->d_conn;
if (mp != 0 && mp != (struct device *)-1 &&
!eq(mp->d_name, "mba")) {
struct idlst *id, *id2;
for (id = dp->d_vec; id; id = id->id_next) {
for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
if (id2 == id) {
dump_vec(fp, id->id, dp->d_unit);
break;
}
if (!strcmp(id->id, id2->id))
break;
}
}
}
}
dump_std(fp);
for (dp = dtab; dp != 0; dp = dp->d_next) {
mp = dp->d_conn;
if (mp != 0 && mp != (struct device *)-1 &&
!eq(mp->d_name, "mba")) {
struct idlst *id, *id2;
for (id = dp->d_vec; id; id = id->id_next) {
for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
if (id2 == id) {
dump_intname(fp, id->id,
dp->d_unit);
break;
}
if (!strcmp(id->id, id2->id))
break;
}
}
}
}
dump_ctrs(fp);
(void) fclose(fp);
}
static int cntcnt = 0; /* number of interrupt counters allocated */
/*
* print an interrupt vector
*/
dump_vec(fp, vector, number)
register FILE *fp;
char *vector;
int number;
{
char nbuf[80];
register char *v = nbuf;
(void) sprintf(v, "%s%d", vector, number);
fprintf(fp, "\t.globl\t_X%s\n\t.align\t2\n_X%s:\n\tpushr\t$0x3f\n",
v, v);
fprintf(fp, "\tincl\t_fltintrcnt+(4*%d)\n", cntcnt++);
if (strncmp(vector, "dzx", 3) == 0)
fprintf(fp, "\tmovl\t$%d,r0\n\tjmp\tdzdma\n\n", number);
else if (strncmp(vector, "dpx", 3) == 0)
fprintf(fp, "\tmovl\t$%d,r0\n\tjmp\tdpxdma\n\n", number);
else if (strncmp(vector, "dpr", 3) == 0)
fprintf(fp, "\tmovl\t$%d,r0\n\tjmp\tdprdma\n\n", number);
else {
if (strncmp(vector, "uur", 3) == 0) {
fprintf(fp, "#ifdef UUDMA\n");
fprintf(fp, "\tmovl\t$%d,r0\n\tjsb\tuudma\n", number);
fprintf(fp, "#endif\n");
}
fprintf(fp, "\tpushl\t$%d\n", number);
fprintf(fp, "\tcalls\t$1,_%s\n\tpopr\t$0x3f\n", vector);
fprintf(fp, "\tincl\t_cnt+V_INTR\n\trei\n\n");
}
}
/*
* Start the interrupt name table with the names
* of the standard vectors not on the unibus.
* The number and order of these names should correspond
* with the definitions in scb.s.
*/
dump_std(fp)
register FILE *fp;
{
fprintf(fp, "\n\t.globl\t_intrnames\n");
fprintf(fp, "\n\t.globl\t_eintrnames\n");
fprintf(fp, "\t.data\n");
fprintf(fp, "_intrnames:\n");
fprintf(fp, "\t.asciz\t\"clock\"\n");
fprintf(fp, "\t.asciz\t\"cnr\"\n");
fprintf(fp, "\t.asciz\t\"cnx\"\n");
fprintf(fp, "\t.asciz\t\"tur\"\n");
fprintf(fp, "\t.asciz\t\"tux\"\n");
fprintf(fp, "\t.asciz\t\"mba0\"\n");
fprintf(fp, "\t.asciz\t\"mba1\"\n");
fprintf(fp, "\t.asciz\t\"mba2\"\n");
fprintf(fp, "\t.asciz\t\"mba3\"\n");
fprintf(fp, "\t.asciz\t\"uba0\"\n");
fprintf(fp, "\t.asciz\t\"uba1\"\n");
fprintf(fp, "\t.asciz\t\"uba2\"\n");
fprintf(fp, "\t.asciz\t\"uba3\"\n");
#define I_FIXED 13 /* number of names above */
}
dump_intname(fp, vector, number)
register FILE *fp;
char *vector;
int number;
{
register char *cp = vector;
fprintf(fp, "\t.asciz\t\"");
/*
* Skip any "int" or "intr" in the name.
*/
while (*cp)
if (cp[0] == 'i' && cp[1] == 'n' && cp[2] == 't') {
cp += 3;
if (*cp == 'r')
cp++;
} else {
putc(*cp, fp);
cp++;
}
fprintf(fp, "%d\"\n", number);
}
dump_ctrs(fp)
register FILE *fp;
{
fprintf(fp, "_eintrnames:\n");
fprintf(fp, "\n\t.globl\t_intrcnt\n");
fprintf(fp, "\n\t.globl\t_eintrcnt\n");
fprintf(fp, "_intrcnt:\n", I_FIXED);
fprintf(fp, "\t.space\t4 * %d\n", I_FIXED);
fprintf(fp, "_fltintrcnt:\n", cntcnt);
fprintf(fp, "\t.space\t4 * %d\n", cntcnt);
fprintf(fp, "_eintrcnt:\n\n");
fprintf(fp, "\t.text\n");
}