mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-19 16:58:24 +02:00
015aed1317
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7916 3c298f89-4303-0410-b956-a3cf2f4a3e73
61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
/*
|
|
* $Id$
|
|
*
|
|
* Generic PROM routines
|
|
*
|
|
* Copyright (C) 2007 OpenWrt.org
|
|
* Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/string.h>
|
|
|
|
#include <asm/bootinfo.h>
|
|
|
|
#include <prom/generic.h>
|
|
|
|
static int *_prom_argc;
|
|
static char **_prom_argv;
|
|
static char **_prom_envp;
|
|
|
|
char *generic_prom_getenv(char *envname)
|
|
{
|
|
char **env;
|
|
char *ret;
|
|
|
|
ret = NULL;
|
|
for (env = _prom_envp; *env != NULL; env++) {
|
|
if (strcmp(envname, *env++) == 0) {
|
|
ret = *env;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int generic_prom_present(void)
|
|
{
|
|
_prom_argc = (int *)fw_arg0;
|
|
_prom_argv = (char **)fw_arg1;
|
|
_prom_envp = (char **)fw_arg2;
|
|
|
|
return 1;
|
|
}
|