xref: /openbmc/u-boot/env/nowhere.c (revision c1c3fe23)
1 /*
2  * (C) Copyright 2000-2010
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  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #include <common.h>
12 #include <command.h>
13 #include <environment.h>
14 #include <linux/stddef.h>
15 
16 DECLARE_GLOBAL_DATA_PTR;
17 
18 env_t *env_ptr;
19 
20 void env_relocate_spec(void)
21 {
22 }
23 
24 /*
25  * Initialize Environment use
26  *
27  * We are still running from ROM, so data use is limited
28  */
29 int env_init(void)
30 {
31 	gd->env_addr	= (ulong)&default_environment[0];
32 	gd->env_valid	= 0;
33 
34 	return 0;
35 }
36 
37 U_BOOT_ENV_LOCATION(nowhere) = {
38 	.location	= ENVL_NOWHERE,
39 	.load		= env_relocate_spec,
40 	.init		= env_init,
41 };
42