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      1 /*	$NetBSD: exec.c,v 1.5 2005/12/11 12:17:19 christos 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 }
     71