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exec.c revision 1.2 
      1 /*	$NetBSD: exec.c,v 1.2 2003/08/07 16:27:40 agc 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/loadfile.h>
     39 
     40 #include <hp300/stand/common/samachdep.h>
     41 
     42 #define	round_to_size(x) \
     43 	(((x) + sizeof(u_long) - 1) & ~(sizeof(u_long) - 1))
     44 
     45 void
     46 exec_hp300(file, loadaddr, howto)
     47 	char *file;
     48 	u_long loadaddr;
     49 	int howto;
     50 {
     51 	u_long marks[MARK_MAX];
     52 	struct btinfo_magic *bt;
     53 	int fd;
     54 
     55 	marks[MARK_START] = loadaddr;
     56 	if ((fd = loadfile(file, marks, LOAD_KERNEL)) == -1)
     57 		return;
     58 
     59 	marks[MARK_END] = round_to_size(marks[MARK_END] - loadaddr);
     60 	printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n",
     61 	    marks[MARK_ENTRY], marks[MARK_NSYM],
     62 	    marks[MARK_SYM], marks[MARK_END]);
     63 
     64 	bt = (struct btinfo_magic *)loadaddr;
     65         bt->common.type = BTINFO_MAGIC;
     66         bt->magic1 = BOOTINFO_MAGIC1;
     67         bt->magic2 = BOOTINFO_MAGIC2;
     68 
     69 	machdep_start((char *)marks[MARK_ENTRY], howto,
     70 	    (char *)loadaddr, (char *)marks[MARK_SYM],
     71 	    (char *)marks[MARK_END]);
     72 }
     73