freebsd-dev/usr.sbin/config/mkglue.c
Eivind Eklund a0eea1d6ed Scaffolding for High Availability code. The actual code will probably
come tomorrow.

Submitted by:	Simon Shapiro <shimon@simon-shapiro.org>
1998-04-02 04:25:41 +00:00

413 lines
11 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[] = "@(#)mkglue.c 8.1 (Berkeley) 6/6/93";
#endif
static const char rcsid[] =
"$Id: mkglue.c,v 1.13 1997/09/21 22:12:49 gibbs Exp $";
#endif /* not lint */
/*
* Make the bus adaptor interrupt glue files.
*/
#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include "config.h"
#include "y.tab.h"
void vector_devtab __P((FILE *, char *, int *));
void vector __P((void));
void dump_ctrs __P((FILE *));
void dump_intname __P((FILE *, char *, int));
void dump_std __P((FILE *, FILE *));
void dump_vbavec __P((FILE *, char *, int));
void dump_ubavec __P((FILE *, char *, int));
/*
* Create the UNIBUS interrupt vector glue file.
*/
void
ubglue()
{
register FILE *fp, *gp;
register struct device *dp, *mp;
fp = fopen(path("ubglue.s"), "w");
if (fp == 0)
err(1, "%s", path("ubglue.s"));
gp = fopen(path("ubvec.s"), "w");
if (gp == 0)
err(1, "%s", path("ubvec.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_ubavec(fp, id->id,
dp->d_unit);
break;
}
if (!strcmp(id->id, id2->id))
break;
}
}
}
}
dump_std(fp, gp);
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);
(void) fclose(gp);
}
static int cntcnt = 0; /* number of interrupt counters allocated */
/*
* Print a UNIBUS interrupt vector.
*/
void
dump_ubavec(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$0x3f\n", vector);
fprintf(fp, "\tincl\t_cnt+V_INTR\n\trei\n\n");
}
}
/*
* Create the VERSAbus interrupt vector glue file.
*/
void
vbglue()
{
register FILE *fp, *gp;
register struct device *dp, *mp;
fp = fopen(path("vbglue.s"), "w");
if (fp == 0)
err(1, "%s", path("vbglue.s"));
gp = fopen(path("vbvec.s"), "w");
if (gp == 0)
err(1, "%s", path("vbvec.s"));
for (dp = dtab; dp != 0; dp = dp->d_next) {
struct idlst *id, *id2;
mp = dp->d_conn;
if (mp == 0 || mp == (struct device *)-1 ||
eq(mp->d_name, "mba"))
continue;
for (id = dp->d_vec; id; id = id->id_next)
for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
if (id == id2) {
dump_vbavec(fp, id->id, dp->d_unit);
break;
}
if (eq(id->id, id2->id))
break;
}
}
dump_std(fp, gp);
for (dp = dtab; dp != 0; dp = dp->d_next) {
mp = dp->d_conn;
if (mp != 0 && mp != (struct device *)-1 &&
!eq(mp->d_name, "mba")) {
struct idlst *id, *id2;
for (id = dp->d_vec; id; id = id->id_next) {
for (id2 = dp->d_vec; id2; id2 = id2->id_next) {
if (id2 == id) {
dump_intname(fp, id->id,
dp->d_unit);
break;
}
if (eq(id->id, id2->id))
break;
}
}
}
}
dump_ctrs(fp);
(void) fclose(fp);
(void) fclose(gp);
}
/*
* Print a VERSAbus interrupt vector
*/
void
dump_vbavec(fp, vector, number)
register FILE *fp;
char *vector;
int number;
{
char nbuf[80];
register char *v = nbuf;
(void) sprintf(v, "%s%d", vector, number);
fprintf(fp, "SCBVEC(%s):\n", v);
fprintf(fp, "\tCHECK_SFE(4)\n");
fprintf(fp, "\tSAVE_FPSTAT(4)\n");
fprintf(fp, "\tPUSHR\n");
fprintf(fp, "\tincl\t_fltintrcnt+(4*%d)\n", cntcnt++);
fprintf(fp, "\tpushl\t$%d\n", number);
fprintf(fp, "\tcallf\t$8,_%s\n", vector);
fprintf(fp, "\tincl\t_cnt+V_INTR\n");
fprintf(fp, "\tPOPR\n");
fprintf(fp, "\tREST_FPSTAT\n");
fprintf(fp, "\trei\n\n");
}
/*
* HP9000/300 interrupts are auto-vectored.
* Code is hardwired in locore.s
*/
void
hpglue() {}
static char *vaxinames[] = {
"clock", "cnr", "cnx", "tur", "tux",
"mba0", "mba1", "mba2", "mba3",
"uba0", "uba1", "uba2", "uba3"
};
static char *tahoeinames[] = {
"clock", "cnr", "cnx", "rmtr", "rmtx", "buserr",
};
static struct stdintrs {
char **si_names; /* list of standard interrupt names */
int si_n; /* number of such names */
} stdintrs[] = {
{ vaxinames, sizeof (vaxinames) / sizeof (vaxinames[0]) },
{ tahoeinames, (sizeof (tahoeinames) / sizeof (tahoeinames[0])) }
};
/*
* Start the interrupt name table with the names
* of the standard vectors not directly associated
* with a bus. Also, dump the defines needed to
* reference the associated counters into a separate
* file which is prepended to locore.s.
*/
void
dump_std(fp, gp)
register FILE *fp, *gp;
{
register struct stdintrs *si = &stdintrs[machine-1];
register char **cpp;
register int i;
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");
cpp = si->si_names;
for (i = 0; i < si->si_n; i++) {
register char *cp, *tp;
char buf[80];
cp = *cpp;
if (cp[0] == 'i' && cp[1] == 'n' && cp[2] == 't') {
cp += 3;
if (*cp == 'r')
cp++;
}
for (tp = buf; *cp; cp++)
if (islower(*cp))
*tp++ = toupper(*cp);
else
*tp++ = *cp;
*tp = '\0';
fprintf(gp, "#define\tI_%s\t%d\n", buf, i*sizeof (long));
fprintf(fp, "\t.asciz\t\"%s\"\n", *cpp);
cpp++;
}
}
void
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);
}
/*
* Reserve space for the interrupt counters.
*/
void
dump_ctrs(fp)
register FILE *fp;
{
struct stdintrs *si = &stdintrs[machine-1];
fprintf(fp, "_eintrnames:\n");
fprintf(fp, "\n\t.globl\t_intrcnt\n");
fprintf(fp, "\n\t.globl\t_eintrcnt\n");
fprintf(fp, "\t.align 2\n");
fprintf(fp, "_intrcnt:\n");
fprintf(fp, "\t.space\t4 * %d\n", si->si_n);
fprintf(fp, "_fltintrcnt:\n");
fprintf(fp, "\t.space\t4 * %d\n", cntcnt);
fprintf(fp, "_eintrcnt:\n\n");
fprintf(fp, "\t.text\n");
}
/*
* Create the ISA interrupt vector glue file.
*
* The interrupt handlers are hardwired into vector.s and are attached
* at runtime depending on the data in ioconf.c and on the results of
* probing. Here we only need to generate the names of the interrupt
* handlers in an ancient form suitable for vmstat (the _eintrcnt label
* can't be expressed in C). We give the names of all devices to
* simplify the correspondence between devices and interrupt handlers.
* The order must match that in mkioconf.c.
*/
void
vector()
{
int dev_id;
FILE *fp;
fp = fopen(path("vector.h.new"), "w");
if (fp == NULL)
err(1, "%s", path("vector.h.new"));
fprintf(fp, "/*\n");
fprintf(fp, " * vector.h\n");
fprintf(fp, " * Macros for interrupt vector routines\n");
fprintf(fp, " * Generated by config program\n");
fprintf(fp, " */\n\n");
fprintf(fp, "#define\tDEVICE_NAMES \"\\\n");
fprintf(fp, "clk0 irqnn\\0\\\n");
fprintf(fp, "rtc0 irqnn\\0\\\n");
fprintf(fp, "pci irqnn\\0\\\n");
fprintf(fp, "pci irqnn\\0\\\n");
fprintf(fp, "pci irqnn\\0\\\n");
fprintf(fp, "pci irqnn\\0\\\n");
fprintf(fp, "ipi irqnn\\0\\\n");
fprintf(fp, "ipi irqnn\\0\\\n");
fprintf(fp, "ipi irqnn\\0\\\n");
fprintf(fp, "ipi irqnn\\0\\\n");
dev_id = 10;
vector_devtab(fp, "bio", &dev_id);
vector_devtab(fp, "tty", &dev_id);
vector_devtab(fp, "net", &dev_id);
vector_devtab(fp, "cam", &dev_id);
vector_devtab(fp, "ha", &dev_id);
vector_devtab(fp, "null", &dev_id);
fprintf(fp, "\"\n\n");
fprintf(fp, "#define\tNR_DEVICES\t%d\n", dev_id);
(void) fclose(fp);
moveifchanged(path("vector.h.new"), path("vector.h"));
}
void
vector_devtab(fp, table, dev_idp)
FILE *fp;
char *table;
int *dev_idp;
{
register struct device *dp, *mp;
for (dp = dtab; dp != NULL; dp = dp->d_next) {
if (dp->d_unit == QUES || !eq(dp->d_mask, table))
continue;
mp = dp->d_conn;
if (mp == NULL || mp == TO_NEXUS || !eq(mp->d_name, "isa"))
continue;
fprintf(fp, "%s%d irqnn\\0\\\n", dp->d_name, dp->d_unit);
(*dev_idp)++;
}
}