diff options
Diffstat (limited to 'sys/boot/powerpc/ofw/start.c')
| -rw-r--r-- | sys/boot/powerpc/ofw/start.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/sys/boot/powerpc/ofw/start.c b/sys/boot/powerpc/ofw/start.c new file mode 100644 index 000000000000..911a2ec2af77 --- /dev/null +++ b/sys/boot/powerpc/ofw/start.c @@ -0,0 +1,74 @@ +/* $NetBSD: Locore.c,v 1.7 2000/08/20 07:04:59 tsubai Exp $ */ +/*- + * Copyright (C) 1995, 1996 Wolfgang Solfrank. + * Copyright (C) 1995, 1996 TooLs GmbH. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by TooLs GmbH. + * 4. The name of TooLs GmbH may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <stand.h> +#include "libofw.h" + +void startup(void *, int, int (*)(void *), char *, int); + +__asm(" \n\ + .data \n\ + .align 4 \n\ +stack: \n\ + .space 16388 \n\ + \n\ + .text \n\ + .globl _start \n\ +_start: \n\ + lis %r1,stack@ha \n\ + addi %r1,%r1,stack@l \n\ + addi %r1,%r1,8192 \n\ + \n\ + /* Clear the .bss!!! */ \n\ + li %r0,0 \n\ + lis %r8,_edata@ha \n\ + addi %r8,%r8,_edata@l\n\ + lis %r9,_end@ha \n\ + addi %r9,%r9,_end@l \n\ + \n\ +1: cmpw 0,%r8,%r9 \n\ + bge 2f \n\ + stw %r0,0(%r8) \n\ + addi %r8,%r8,4 \n\ + b 1b \n\ + \n\ +2: b startup \n\ +"); + +void +startup(void *vpd, int res, int (*openfirm)(void *), char *arg, int argl) +{ + main(openfirm); +} |