blob: b274c0355747d6669257a424576bd2fc42f062de [file] [log] [blame]
wdenk0bc4a1a2002-09-18 11:09:59 +00001/*
2 * (C) Copyright 2000-2002
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
6 * Andreas Heppel <aheppel@sysgo.de>
7
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27#include <common.h>
28
29#if defined(CFG_ENV_IS_NOWHERE) /* Environment is nowhere */
30
31#include <command.h>
32#include <environment.h>
33#include <linux/stddef.h>
34#include <malloc.h>
35
36env_t *env_ptr = NULL;
37
38extern uchar default_environment[];
39extern int default_environment_size;
40
41
42void env_relocate_spec (void)
43{
44}
45
46uchar env_get_char_spec (int index)
47{
48 DECLARE_GLOBAL_DATA_PTR;
49
50 return ( *((uchar *)(gd->env_addr + index)) );
51}
52
53/************************************************************************
54 * Initialize Environment use
55 *
56 * We are still running from ROM, so data use is limited
57 */
58int env_init(void)
59{
60 DECLARE_GLOBAL_DATA_PTR;
61
62 gd->env_addr = (ulong)&default_environment[0];
63 gd->env_valid = 0;
64
65 return (0);
66}
67
68#endif /* CFG_ENV_IS_NOWHERE) */