* (C) Copyright 2005-2009 Samsung Electronics
* Kyungmin Park <kyungmin.park@samsung.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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <malloc.h>
#include <search.h>
#include <errno.h>
+#include <onenand_uboot.h>
-#include <linux/mtd/compat.h>
+#include <linux/compat.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/onenand.h>
-extern struct mtd_info onenand_mtd;
-extern struct onenand_chip onenand_chip;
-
-/* References to names in env_common.c */
-extern uchar default_environment[];
-
char *env_name_spec = "OneNAND";
-#define ONENAND_MAX_ENV_SIZE 4096
+#define ONENAND_MAX_ENV_SIZE CONFIG_ENV_SIZE
#define ONENAND_ENV_SIZE(mtd) (ONENAND_MAX_ENV_SIZE - ENV_HEADER_SIZE)
-#ifdef ENV_IS_EMBEDDED
-extern uchar environment[];
-#endif /* ENV_IS_EMBEDDED */
-
DECLARE_GLOBAL_DATA_PTR;
-uchar env_get_char_spec(int index)
-{
- return (*((uchar *)(gd->env_addr + index)));
-}
-
void env_relocate_spec(void)
{
struct mtd_info *mtd = &onenand_mtd;
int rc;
size_t retlen;
#ifdef ENV_IS_EMBEDDED
- char *buf = (char *)&environment[0];
+ char *buf = (char *)&environment;
#else
loff_t env_addr = CONFIG_ENV_ADDR;
char onenand_env[ONENAND_MAX_ENV_SIZE];
/* Check OneNAND exist */
if (mtd->writesize)
/* Ignore read fail */
- mtd->read(mtd, env_addr, ONENAND_MAX_ENV_SIZE,
- &retlen, (u_char *)buf);
+ mtd_read(mtd, env_addr, ONENAND_MAX_ENV_SIZE,
+ &retlen, (u_char *)buf);
else
mtd->writesize = MAX_ONENAND_PAGESIZE;
#endif /* !ENV_IS_EMBEDDED */
int saveenv(void)
{
env_t env_new;
- ssize_t len;
- char *res;
+ int ret;
struct mtd_info *mtd = &onenand_mtd;
#ifdef CONFIG_ENV_ADDR_FLEX
struct onenand_chip *this = &onenand_chip;
.callback = NULL,
};
- res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
- if (len < 0) {
- error("Cannot export environment: errno = %d\n", errno);
- return 1;
- }
- env_new.crc = crc32(0, env_new.data, ENV_SIZE);
+ ret = env_export(&env_new);
+ if (ret)
+ return ret;
instr.len = CONFIG_ENV_SIZE;
#ifdef CONFIG_ENV_ADDR_FLEX
#endif
instr.addr = env_addr;
instr.mtd = mtd;
- if (mtd->erase(mtd, &instr)) {
+ if (mtd_erase(mtd, &instr)) {
printf("OneNAND: erase failed at 0x%08llx\n", env_addr);
return 1;
}
- if (mtd->write(mtd, env_addr, ONENAND_MAX_ENV_SIZE, &retlen,
- (u_char *)&env_new)) {
+ if (mtd_write(mtd, env_addr, ONENAND_MAX_ENV_SIZE, &retlen,
+ (u_char *)&env_new)) {
printf("OneNAND: write failed at 0x%llx\n", instr.addr);
return 2;
}
int env_init(void)
{
/* use default */
- gd->env_addr = (ulong) & default_environment[0];
+ gd->env_addr = (ulong)&default_environment[0];
gd->env_valid = 1;
return 0;