1/*	$NetBSD: start.S,v 1.4 2023/10/08 03:57:47 tsutsui Exp $	*/
2
3/*-
4 * Copyright (c) 1999 Izumi Tsutsui.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <m68k/asm.h>
28
29	.text
30	.align	4
31
32ASENTRY_NOPROFILE(start)
33	jra	1f
34	.word	0
35	.word	0
36	.word	0
37	.word	0
38	.word	0
39	.word	0
40
41
42	/* disklabel here */
43	.space	0x1f0
44
451:
46	lea	0x3e0000,%sp	|
47	movl	%d7,%sp@-	| %d7: bootargs
48	movl	%d6,%sp@-	| %d6: bootdev
49	movl	%d5,%sp@-	| %d5: kernel
50	movl	%d4,%sp@-	| %d4: physmem
51
52	jbsr	_C_LABEL(bootxx)
53	lea	%sp@(16),%sp
54
55	jra	_C_LABEL(rom_halt)
56