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Commit | Line | Data |
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0bc4a1ac | 1 | /* |
ea882baf | 2 | * (C) Copyright 2000-2010 |
0bc4a1ac WD |
3 | * Wolfgang Denk, DENX Software Engineering, [email protected]. |
4 | * | |
5 | * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
6 | * Andreas Heppel <[email protected]> | |
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> | |
0bc4a1ac WD |
28 | #include <command.h> |
29 | #include <environment.h> | |
30 | #include <linux/stddef.h> | |
0bc4a1ac | 31 | |
d87080b7 WD |
32 | DECLARE_GLOBAL_DATA_PTR; |
33 | ||
0bc4a1ac WD |
34 | env_t *env_ptr = NULL; |
35 | ||
36 | extern uchar default_environment[]; | |
0bc4a1ac | 37 | |
ea882baf | 38 | void env_relocate_spec(void) |
0bc4a1ac WD |
39 | { |
40 | } | |
41 | ||
ea882baf | 42 | uchar env_get_char_spec(int index) |
0bc4a1ac | 43 | { |
0bc4a1ac WD |
44 | return ( *((uchar *)(gd->env_addr + index)) ); |
45 | } | |
46 | ||
ea882baf | 47 | /* |
0bc4a1ac WD |
48 | * Initialize Environment use |
49 | * | |
50 | * We are still running from ROM, so data use is limited | |
51 | */ | |
ea882baf | 52 | int env_init(void) |
0bc4a1ac | 53 | { |
0bc4a1ac WD |
54 | gd->env_addr = (ulong)&default_environment[0]; |
55 | gd->env_valid = 0; | |
56 | ||
57 | return (0); | |
58 | } |