1993-05-13 17:56:20 +04:00
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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1993-08-01 23:22:24 +04:00
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* from: Utah Hdr: machdep.c 1.6 88/05/24
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1993-05-22 11:56:12 +04:00
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* from: @(#)machdep.c 7.4 (Berkeley) 5/5/91
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1993-08-01 23:22:24 +04:00
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* $Id: machdep.c,v 1.3 1993/08/01 19:25:17 mycroft Exp $
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1993-05-13 17:56:20 +04:00
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*/
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#include "sys/param.h"
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/*
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* Copy bytes within kernel
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*/
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bcopy(from, to, count)
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register caddr_t from, to;
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register unsigned count;
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{
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while (count--)
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*to++ = *from++;
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}
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bzero(to, count)
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register caddr_t to;
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register unsigned count;
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{
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while (count--)
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*to++ = 0;
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}
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bcmp(s1, s2, len)
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register char *s1, *s2;
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register int len;
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{
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while (len--)
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if (*s1++ != *s2++)
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return (1);
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return (0);
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}
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trap(fp)
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struct frame {
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int dregs[8];
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int aregs[8];
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int whoknows;
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short sr;
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int pc;
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short frame;
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} *fp;
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{
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static int intrap = 0;
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if (intrap)
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return;
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intrap = 1;
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printf("Got unexpected trap, vector = %x, ps = %x, pc = %x\n",
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fp->frame&0xFFF, fp->sr, fp->pc);
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printf("dregs: %x %x %x %x %x %x %x %x\n",
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fp->dregs[0], fp->dregs[1], fp->dregs[2], fp->dregs[3],
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fp->dregs[4], fp->dregs[5], fp->dregs[6], fp->dregs[7]);
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printf("aregs: %x %x %x %x %x %x %x %x\n",
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fp->aregs[0], fp->aregs[1], fp->aregs[2], fp->aregs[3],
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fp->aregs[4], fp->aregs[5], fp->aregs[6], fp->aregs[7]);
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intrap = 0;
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}
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#ifdef ROMPRF
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#define ROWS 46
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#define COLS 128
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romputchar(c)
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register int c;
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{
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static char buf[COLS];
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static int col = 0, row = 0;
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register int i;
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switch (c) {
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case '\0':
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break;
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case '\r':
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case '\n':
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for (i = col; i < COLS-1; i++)
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buf[i] = ' ';
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buf[i] = '\0';
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romout(row, buf);
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col = 0;
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if (++row == ROWS)
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row = 0;
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break;
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case '\t':
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do {
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romputchar(' ');
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} while (col & 7);
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break;
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default:
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buf[col] = c;
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if (++col == COLS-1)
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romputchar('\n');
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break;
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}
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}
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#endif
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