extern void flash_print_info (flash_info_t *);
extern int flash_erase (flash_info_t *, int, int);
extern int flash_sect_erase (ulong addr_first, ulong addr_last);
extern void flash_print_info (flash_info_t *);
extern int flash_erase (flash_info_t *, int, int);
extern int flash_sect_erase (ulong addr_first, ulong addr_last);