sys/arch/hp300/stand/common/exec.c

   1 /*      $NetBSD: exec.c,v 1.1.16.4 2005/03/04 16:38:26 skrll Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1982, 1986, 1990, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  *      @(#)boot.c      8.1 (Berkeley) 6/10/93
  32  */
  33
  34 #include <sys/param.h>
  35
  36 #include <machine/bootinfo.h>
  37
  38 #include <lib/libsa/stand.h>
  39 #include <lib/libsa/loadfile.h>
  40
  41 #include <hp300/stand/common/samachdep.h>
  42
  43 #define round_to_size(x) \
  44         (((x) + sizeof(u_long) - 1) & ~(sizeof(u_long) - 1))
  45
  46 void
  47 exec_hp300(char *file, u_long loadaddr, int howto)
  48 {
  49         u_long marks[MARK_MAX];
  50         struct btinfo_magic *bt;
  51         int fd;
  52
  53         marks[MARK_START] = loadaddr;
  54         if ((fd = loadfile(file, marks, LOAD_KERNEL)) == -1)
  55                 return;
  56
  57         marks[MARK_END] = round_to_size(marks[MARK_END] - loadaddr);
  58         printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n",
  59             marks[MARK_ENTRY], marks[MARK_NSYM],
  60             marks[MARK_SYM], marks[MARK_END]);
  61
  62         bt = (struct btinfo_magic *)loadaddr;
  63         bt->common.type = BTINFO_MAGIC;
  64         bt->magic1 = BOOTINFO_MAGIC1;
  65         bt->magic2 = BOOTINFO_MAGIC2;
  66
  67         machdep_start((char *)marks[MARK_ENTRY], howto,
  68             (char *)loadaddr, (char *)marks[MARK_SYM],
  69             (char *)marks[MARK_END]);
  70 }