1/*-
2 * Copyright (c) 2009 Neelkanth Natu
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/param.h>
28#include <sys/kenv.h>
29
30#include <dev/cfe/cfe_api.h>
31
32__FBSDID("$FreeBSD$");
33
34#ifndef	CFE_ENV_SIZE
35#define	CFE_ENV_SIZE	PAGE_SIZE	/* default is one page */
36#endif
37
38extern void cfe_env_init(void);
39
40static char cfe_env_buf[CFE_ENV_SIZE];
41
42void
43cfe_env_init(void)
44{
45	int idx;
46	char name[KENV_MNAMELEN], val[KENV_MVALLEN];
47
48	init_static_kenv(cfe_env_buf, CFE_ENV_SIZE);
49
50	idx = 0;
51	while (1) {
52		if (cfe_enumenv(idx, name, sizeof(name), val, sizeof(val)) != 0)
53			break;
54
55		if (setenv(name, val) != 0) {
56			printf("No space to store CFE env: \"%s=%s\"\n",
57				name, val);
58		}
59		++idx;
60	}
61}
62