xref: /openbmc/u-boot/env/nowhere.c (revision 5541543f)
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 /*
19  * Because we only ever have the default environment available we must mark
20  * it as invalid.
21  */
22 static int env_nowhere_init(void)
23 {
24 	gd->env_addr	= (ulong)&default_environment[0];
25 	gd->env_valid	= ENV_INVALID;
26 
27 	return 0;
28 }
29 
30 U_BOOT_ENV_LOCATION(nowhere) = {
31 	.location	= ENVL_NOWHERE,
32 	.init		= env_nowhere_init,
33 	ENV_NAME("nowhere")
34 };
35