386BSD 0.1 development

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

diff --git a/usr/src/usr.sbin/config/mkglue.c b/usr/src/usr.sbin/config/mkglue.c
index df9626a..ebc3e82 100644 (file)
--- a/usr/src/usr.sbin/config/mkglue.c
+++ b/usr/src/usr.sbin/config/mkglue.c
@@ -2,11 +2,37 @@
  * Copyright (c) 1980 Regents of the University of California.
  * All rights reserved.
  *
  * Copyright (c) 1980 Regents of the University of California.
  * All rights reserved.
  *

- * %sccs.include.redist.c%
+ * 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
  */
 
 #ifndef lint

-static char sccsid[] = "@(#)mkglue.c   5.9 (Berkeley) %G%";
+static char sccsid[] = "@(#)mkglue.c   5.10 (Berkeley) 1/15/91";

 #endif /* not lint */
 
 /*
 #endif /* not lint */
 
 /*


@@ -303,3 +329,71 @@ dump_ctrs(fp)
        fprintf(fp, "_eintrcnt:\n\n");
        fprintf(fp, "\t.text\n");
 }
        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);
+}