1/*	$NetBSD: exec_mvme.c,v 1.15 2008/01/12 09:54:32 tsutsui 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#include <sys/reboot.h>
36#include <machine/prom.h>
37
38#include "loadfile.h"
39
40#include <lib/libsa/stand.h>
41#include "libsa.h"
42
43/* These must agree with what locore.s expects */
44#define	KERN_LOADADDR	0x0
45typedef void (*kentry_t)(int, u_int, u_int, u_int, int, u_long);
46
47
48/*ARGSUSED*/
49void
50exec_mvme(char *file, int flag, int part)
51{
52	kentry_t	entry;
53	u_long		marks[MARK_MAX];
54	int		fd;
55	int		lflags;
56
57	lflags = LOAD_KERNEL;
58	if ((flag & RB_NOSYM) != 0 )
59		lflags &= ~(LOAD_SYM | LOAD_BACKWARDS);
60
61	marks[MARK_START] = KERN_LOADADDR;
62	if ((fd = loadfile(file, marks, lflags)) == -1)
63		return;
64	close(fd);
65
66	marks[MARK_END] = (((u_long) marks[MARK_END] + sizeof(int) - 1)) &
67	    (-sizeof(int));
68
69	printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n",
70	    marks[MARK_ENTRY], marks[MARK_NSYM],
71	    marks[MARK_SYM], marks[MARK_END]);
72
73	entry = (kentry_t)marks[MARK_ENTRY];
74
75	(*entry)(flag, bugargs.ctrl_addr, bugargs.ctrl_lun, bugargs.dev_lun,
76	    part, marks[MARK_END]);
77
78	printf("exec: kernel returned!\n");
79}
80