174 lines
4.3 KiB
C
174 lines
4.3 KiB
C
/* $NetBSD: machdep.c,v 1.6 1996/10/14 07:33:46 thorpej Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1988 University of Utah.
|
|
* Copyright (c) 1982, 1986, 1990, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* the Systems Programming Group of the University of Utah Computer
|
|
* Science Department.
|
|
*
|
|
* 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.
|
|
*
|
|
* from: Utah $Hdr: machdep.c 1.10 92/06/18
|
|
*
|
|
* @(#)machdep.c 8.1 (Berkeley) 6/10/93
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include "samachdep.h"
|
|
|
|
char *
|
|
getmachineid()
|
|
{
|
|
extern int machineid;
|
|
char *cp;
|
|
|
|
switch (machineid) {
|
|
case HP_320:
|
|
cp = "320"; break;
|
|
case HP_330:
|
|
cp = "318/319/330"; break;
|
|
case HP_340:
|
|
cp = "340"; break;
|
|
case HP_350:
|
|
cp = "350"; break;
|
|
case HP_360:
|
|
cp = "360"; break;
|
|
case HP_370:
|
|
cp = "370"; break;
|
|
case HP_375:
|
|
cp = "345/375/400"; break;
|
|
case HP_380:
|
|
cp = "380/425"; break;
|
|
case HP_433:
|
|
cp = "433"; break;
|
|
default:
|
|
cp = "???"; break;
|
|
}
|
|
return(cp);
|
|
}
|
|
|
|
#ifdef ROMPRF
|
|
int userom;
|
|
#endif
|
|
|
|
struct trapframe {
|
|
int dregs[8];
|
|
int aregs[8];
|
|
int whoknows;
|
|
short sr;
|
|
int pc;
|
|
short frame;
|
|
};
|
|
|
|
trap(fp)
|
|
struct trapframe *fp;
|
|
{
|
|
static int intrap = 0;
|
|
|
|
if (intrap)
|
|
return(0);
|
|
intrap = 1;
|
|
#ifdef ROMPRF
|
|
userom = 1;
|
|
#endif
|
|
printf("Got unexpected trap: format=%x vector=%x ps=%x pc=%x\n",
|
|
(fp->frame>>12)&0xF, fp->frame&0xFFF, fp->sr, fp->pc);
|
|
printf("dregs: %x %x %x %x %x %x %x %x\n",
|
|
fp->dregs[0], fp->dregs[1], fp->dregs[2], fp->dregs[3],
|
|
fp->dregs[4], fp->dregs[5], fp->dregs[6], fp->dregs[7]);
|
|
printf("aregs: %x %x %x %x %x %x %x %x\n",
|
|
fp->aregs[0], fp->aregs[1], fp->aregs[2], fp->aregs[3],
|
|
fp->aregs[4], fp->aregs[5], fp->aregs[6], fp->aregs[7]);
|
|
#ifdef ROMPRF
|
|
userom = 0;
|
|
#endif
|
|
intrap = 0;
|
|
return(0);
|
|
}
|
|
|
|
#ifdef ROMPRF
|
|
#define ROWS 46
|
|
#define COLS 128
|
|
|
|
romputchar(c)
|
|
register int c;
|
|
{
|
|
static char buf[COLS];
|
|
static int col = 0, row = 0;
|
|
register int i;
|
|
|
|
switch (c) {
|
|
case '\0':
|
|
break;
|
|
case '\r':
|
|
break; /* ignore */
|
|
case '\n':
|
|
for (i = col; i < COLS-1; i++)
|
|
buf[i] = ' ';
|
|
buf[i] = '\0';
|
|
romout(row, buf);
|
|
col = 0;
|
|
if (++row == ROWS)
|
|
row = 0;
|
|
break;
|
|
|
|
case '\t':
|
|
do {
|
|
romputchar(' ');
|
|
} while (col & 7);
|
|
break;
|
|
|
|
default:
|
|
buf[col] = c;
|
|
if (++col == COLS-1)
|
|
romputchar('\n');
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void
|
|
machdep_start(entry, howto, loadaddr, ssym, esym)
|
|
char *entry;
|
|
int howto;
|
|
char *loadaddr;
|
|
char *ssym, *esym;
|
|
{
|
|
|
|
asm("movl %0,d7" : : "m" (howto));
|
|
asm("movl %0,d6" : : "m" (opendev));
|
|
asm("movl %0,d5" : : "m" (cons_scode));
|
|
asm("movl %0,a5" : : "a" (loadaddr));
|
|
asm("movl %0,a4" : : "a" (esym));
|
|
(*((int (*)())entry))();
|
|
}
|