BSD 4_3_Net_2 release

[unix-history] / usr / src / usr.sbin / config / mkglue.c

/*
* Copyright (c) 1980 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
static char sccsid[] = "@(#)mkglue.c    5.10 (Berkeley) 1/15/91";
#endif /* not lint */

/*
* Make the bus adaptor interrupt glue files.
*/
#include <stdio.h>
#include "config.h"
#include "y.tab.h"
#include <ctype.h>

/*
* Create the UNIBUS interrupt vector glue file.
*/
ubglue()
{
       register FILE *fp, *gp;
       register struct device *dp, *mp;

       fp = fopen(path("ubglue.s"), "w");
       if (fp == 0) {
               perror(path("ubglue.s"));
               exit(1);
       }
       gp = fopen(path("ubvec.s"), "w");
       if (gp == 0) {
               perror(path("ubvec.s"));
               exit(1);
       }
       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.
*/
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.
*/
vbglue()
{
       register FILE *fp, *gp;
       register struct device *dp, *mp;

       fp = fopen(path("vbglue.s"), "w");
       if (fp == 0) {
               perror(path("vbglue.s"));
               exit(1);
       }
       gp = fopen(path("vbvec.s"), "w");
       if (gp == 0) {
               perror(path("vbvec.s"));
               exit(1);
       }
       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
*/
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
*/
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.
*/
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++;
       }
}

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.
*/
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.
*/
vector() {
       register FILE *fp, *gp;
       register struct device *dp, *mp;
       int count;

       fp = fopen(path("vector.s"), "w");
       if (fp == 0) {
               perror(path("vector.s"));
               exit(1);
       }
       fprintf(fp,"\
/*\n\
* AT/386\n\
* Interrupt vector routines\n\
* Generated by config program\n\
*/ \n\
\n\
#include        \"i386/isa/isa.h\"\n\
#include        \"i386/isa/icu.h\"\n\
\n\
#define VEC(name)       .align 4; .globl _V/**/name; _V/**/name:\n\n");

       fprintf(fp,"\
       .globl  _hardclock\n\
VEC(clk)\n\
       INTR(0, _highmask, 0)\n\
       call    _hardclock \n\
       INTREXIT1\n\n\n");

       count=0;
       for (dp = dtab; dp != 0; dp = dp->d_next) {
               mp = dp->d_conn;
               if (mp != 0 && /* mp != (struct device *)-1 &&*/
                   eq(mp->d_name, "isa")) {
                       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) {
                                               if(dp->d_irq == -1) continue;
                       fprintf(fp,"\t.globl _%s, _%s%dmask\n\t.data\n",
                               id->id, dp->d_name, dp->d_unit);
                       fprintf(fp,"_%s%dmask:\t.long 0\n\t.text\n",
                               dp->d_name, dp->d_unit);
                       fprintf(fp,"VEC(%s%d)\n\tINTR(%d, ",
                               dp->d_name, dp->d_unit, dp->d_unit);
                                       if(eq(dp->d_mask,"null"))
                                               fprintf(fp,"_%s%dmask, ",
                                                       dp->d_name, dp->d_unit);
                                       else
                                               fprintf(fp,"_%smask, ",
                                                       dp->d_mask);
                       fprintf(fp,"%d)\n\tcall\t_%s\n\tINTREXIT%d\n\n\n",
                               ++count, id->id, (dp->d_irq > 7)?2:1); 
                                               break;
                                       }
                                       if (!strcmp(id->id, id2->id))
                                               break;
                               }
                       }
               }
       }
       (void) fclose(fp);
}