import vpsdk.devfs as devfs import t, c # S4:原先三次 SERIAL_PUTS 私有 syscall,现改为写 /dev/serial0 设备节点。 export def log_info(msg: const str): devfs.serial_puts("[SerialLogger] ") devfs.serial_puts(msg) devfs.serial_puts("\n") export def log_warn(msg: const str): devfs.serial_puts("[SerialLogger:WARN] ") devfs.serial_puts(msg) devfs.serial_puts("\n")