1ca987d46SWarner Losh /* $NetBSD: Locore.c,v 1.7 2000/08/20 07:04:59 tsubai Exp $ */
2ca987d46SWarner Losh /*-
3ca987d46SWarner Losh * Copyright (C) 1995, 1996 Wolfgang Solfrank.
4ca987d46SWarner Losh * Copyright (C) 1995, 1996 TooLs GmbH.
5ca987d46SWarner Losh * All rights reserved.
6ca987d46SWarner Losh *
7ca987d46SWarner Losh * Redistribution and use in source and binary forms, with or without
8ca987d46SWarner Losh * modification, are permitted provided that the following conditions
9ca987d46SWarner Losh * are met:
10ca987d46SWarner Losh * 1. Redistributions of source code must retain the above copyright
11ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer.
12ca987d46SWarner Losh * 2. Redistributions in binary form must reproduce the above copyright
13ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer in the
14ca987d46SWarner Losh * documentation and/or other materials provided with the distribution.
15ca987d46SWarner Losh * 3. All advertising materials mentioning features or use of this software
16ca987d46SWarner Losh * must display the following acknowledgement:
17ca987d46SWarner Losh * This product includes software developed by TooLs GmbH.
18ca987d46SWarner Losh * 4. The name of TooLs GmbH may not be used to endorse or promote products
19ca987d46SWarner Losh * derived from this software without specific prior written permission.
20ca987d46SWarner Losh *
21ca987d46SWarner Losh * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
22ca987d46SWarner Losh * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23ca987d46SWarner Losh * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24ca987d46SWarner Losh * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25ca987d46SWarner Losh * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26ca987d46SWarner Losh * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
27ca987d46SWarner Losh * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28ca987d46SWarner Losh * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
29ca987d46SWarner Losh * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
30ca987d46SWarner Losh * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31ca987d46SWarner Losh */
32ca987d46SWarner Losh
33ca987d46SWarner Losh #include <stand.h>
34ca987d46SWarner Losh #include "libofw.h"
35ca987d46SWarner Losh
36ca987d46SWarner Losh void startup(void *, int, int (*)(void *), char *, int);
37ca987d46SWarner Losh
38ca987d46SWarner Losh __asm(" \n\
39ca987d46SWarner Losh .data \n\
40ca987d46SWarner Losh .align 4 \n\
41ca987d46SWarner Losh stack: \n\
42ca987d46SWarner Losh .space 16388 \n\
43ca987d46SWarner Losh \n\
44ca987d46SWarner Losh .text \n\
45ca987d46SWarner Losh .globl _start \n\
46ca987d46SWarner Losh _start: \n\
47ca987d46SWarner Losh lis %r1,stack@ha \n\
48ca987d46SWarner Losh addi %r1,%r1,stack@l \n\
49ca987d46SWarner Losh addi %r1,%r1,8192 \n\
50ca987d46SWarner Losh \n\
51ca987d46SWarner Losh /* Clear the .bss!!! */ \n\
52ca987d46SWarner Losh li %r0,0 \n\
53ca987d46SWarner Losh lis %r8,_edata@ha \n\
54ca987d46SWarner Losh addi %r8,%r8,_edata@l\n\
55ca987d46SWarner Losh lis %r9,_end@ha \n\
56ca987d46SWarner Losh addi %r9,%r9,_end@l \n\
57ca987d46SWarner Losh \n\
58ca987d46SWarner Losh 1: cmpw 0,%r8,%r9 \n\
59ca987d46SWarner Losh bge 2f \n\
60ca987d46SWarner Losh stw %r0,0(%r8) \n\
61ca987d46SWarner Losh addi %r8,%r8,4 \n\
62ca987d46SWarner Losh b 1b \n\
63ca987d46SWarner Losh \n\
64ca987d46SWarner Losh 2: b startup \n\
65ca987d46SWarner Losh ");
66ca987d46SWarner Losh
67*afb769e9SWarner Losh void main(int (*openfirm)(void *));
68*afb769e9SWarner Losh
69ca987d46SWarner Losh void
startup(void * vpd,int res,int (* openfirm)(void *),char * arg,int argl)70ca987d46SWarner Losh startup(void *vpd, int res, int (*openfirm)(void *), char *arg, int argl)
71ca987d46SWarner Losh {
72ca987d46SWarner Losh main(openfirm);
73ca987d46SWarner Losh }
74