mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-26 14:40:41 +00:00
bf95df44ff
env_get_char_spec() function is duplicated across multiple environment files. Remove the duplication by providing a default implementation. Add "weak" declaration, so the default implementation can be overridden. Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
/*
|
|
* (C) Copyright 2009 mGine co.
|
|
* unsik Kim <donari75@gmail.com>
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <environment.h>
|
|
#include <linux/stddef.h>
|
|
#include <mg_disk.h>
|
|
|
|
char *env_name_spec = "MG_DISK";
|
|
|
|
env_t *env_ptr;
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
void env_relocate_spec(void)
|
|
{
|
|
char buf[CONFIG_ENV_SIZE];
|
|
unsigned int err, rc;
|
|
|
|
err = mg_disk_init();
|
|
if (err) {
|
|
set_default_env("!mg_disk_init error");
|
|
return;
|
|
}
|
|
|
|
err = mg_disk_read(CONFIG_ENV_ADDR, buf, CONFIG_ENV_SIZE);
|
|
if (err) {
|
|
set_default_env("!mg_disk_read error");
|
|
return;
|
|
}
|
|
|
|
env_import(buf, 1);
|
|
}
|
|
|
|
int saveenv(void)
|
|
{
|
|
unsigned int err;
|
|
|
|
env_ptr->crc = crc32(0, env_ptr->data, ENV_SIZE);
|
|
err = mg_disk_write(CONFIG_ENV_ADDR, (u_char *)env_ptr,
|
|
CONFIG_ENV_SIZE);
|
|
if (err)
|
|
puts("*** Warning - mg_disk_write error\n\n");
|
|
|
|
return err;
|
|
}
|
|
|
|
int env_init(void)
|
|
{
|
|
/* use default */
|
|
gd->env_addr = (ulong)&default_environment[0];
|
|
gd->env_valid = 1;
|
|
|
|
return 0;
|
|
}
|