# endif
#endif /* CONFIG_ENV_IS_IN_NAND */
-#if defined(CONFIG_ENV_IS_IN_MG_DISK)
-# ifndef CONFIG_ENV_ADDR
-# error "Need to define CONFIG_ENV_ADDR when using CONFIG_ENV_IS_IN_MG_DISK"
-# endif
-# ifndef CONFIG_ENV_SIZE
-# error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_MG_DISK"
-# endif
-#endif /* CONFIG_ENV_IS_IN_MG_DISK */
-
/* Embedded env is only supported for some flash types */
#ifdef CONFIG_ENV_IS_EMBEDDED
# if !defined(CONFIG_ENV_IS_IN_FLASH) && \
/* [re]set to the default environment */
void set_default_env(const char *s);
+/* [re]set individual variables to their value in the default environment */
+int set_default_vars(int nvars, char * const vars[]);
+
/* Import from binary representation into hash table */
int env_import(const char *buf, int check);
+/*
+ * Check if variable "name" can be changed from oldval to newval,
+ * and if so, apply the changes (e.g. baudrate).
+ * When (flag & H_FORCE) is set, it does not print out any error
+ * message and forces overwriting of write-once variables.
+ */
+int env_check_apply(const char *name, const char *oldval,
+ const char *newval, int flag);
+
#endif /* DO_DEPS_ONLY */
#endif /* _ENVIRONMENT_H_ */