* (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Andreas Heppel <aheppel@sysgo.de>
*
- * SPDX-License-Identifier: GPL-2.0+
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
env_t *env_ptr;
char *env_name_spec = "EEPROM";
-int env_eeprom_bus = -1;
static int eeprom_bus_read(unsigned dev_addr, unsigned offset,
uchar *buffer, unsigned cnt)
rcode = eeprom_read(dev_addr, offset, buffer, cnt);
#if defined(CONFIG_I2C_ENV_EEPROM_BUS)
- if (old_bus != env_eeprom_bus)
- i2c_set_bus_num(old_bus);
+ i2c_set_bus_num(old_bus);
#endif
return rcode;
#if defined(CONFIG_I2C_ENV_EEPROM_BUS)
i2c_set_bus_num(old_bus);
#endif
+
return rcode;
}
int saveenv(void)
{
env_t env_new;
- ssize_t len;
- char *res;
int rc;
unsigned int off = CONFIG_ENV_OFFSET;
#ifdef CONFIG_ENV_OFFSET_REDUND
BUG_ON(env_ptr != NULL);
- res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
- if (len < 0) {
- error("Cannot export environment: errno = %d\n", errno);
- return 1;
- }
- env_new.crc = crc32(0, env_new.data, ENV_SIZE);
+ rc = env_export(&env_new);
+ if (rc)
+ return rc;
#ifdef CONFIG_ENV_OFFSET_REDUND
if (gd->env_valid == 1) {
#ifdef CONFIG_ENV_OFFSET_REDUND
int env_init(void)
{
+#ifdef ENV_IS_EMBEDDED
ulong len, crc[2], crc_tmp;
unsigned int off, off_env[2];
uchar buf[64], flags[2];
gd->env_addr = off_env[1] + offsetof(env_t, data);
else if (gd->env_valid == 1)
gd->env_addr = off_env[0] + offsetof(env_t, data);
-
+#else
+ gd->env_addr = (ulong)&default_environment[0];
+ gd->env_valid = 1;
+#endif
return 0;
}
#else
int env_init(void)
{
+#ifdef ENV_IS_EMBEDDED
ulong crc, len, new;
unsigned off;
uchar buf[64];
gd->env_addr = 0;
gd->env_valid = 0;
}
-
+#else
+ gd->env_addr = (ulong)&default_environment[0];
+ gd->env_valid = 1;
+#endif
return 0;
}
#endif