freebsd-skq/sys/dev/cfe/cfe_env.c
2010-08-11 02:13:50 +00:00

62 lines
1.9 KiB
C

/*-
* Copyright (c) 2009 Neelkanth Natu
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/kenv.h>
#include <dev/cfe/cfe_api.h>
__FBSDID("$FreeBSD$");
#ifndef CFE_ENV_SIZE
#define CFE_ENV_SIZE PAGE_SIZE /* default is one page */
#endif
extern void cfe_env_init(void);
static char cfe_env_buf[CFE_ENV_SIZE];
void
cfe_env_init(void)
{
int idx;
char name[KENV_MNAMELEN], val[KENV_MVALLEN];
init_static_kenv(cfe_env_buf, CFE_ENV_SIZE);
idx = 0;
while (1) {
if (cfe_enumenv(idx, name, sizeof(name), val, sizeof(val)) != 0)
break;
if (setenv(name, val) != 0) {
printf("No space to store CFE env: \"%s=%s\"\n",
name, val);
}
++idx;
}
}