// unprocessed
int stlink_erase_flash_mass(stlink_t* sl);
int stlink_write_flash(stlink_t* sl, stm32_addr_t address, uint8_t* data, unsigned length);
// unprocessed
int stlink_erase_flash_mass(stlink_t* sl);
int stlink_write_flash(stlink_t* sl, stm32_addr_t address, uint8_t* data, unsigned length);