[DeviceDriver] Add full flag to rt_serial_rx_fifo.

2017-05-24 08:51:00 +08:00 · 2017-05-24 08:51:00 +08:00 · 14728ff4ae
commit 14728ff4ae
parent 1730dcb83f
1 changed files with 2 additions and 0 deletions
--- a/components/drivers/include/drivers/serial.h
+++ b/components/drivers/include/drivers/serial.h
@ -122,6 +122,8 @@ struct rt_serial_rx_fifo
    rt_uint8_t *buffer;

    rt_uint16_t put_index, get_index;
+
+    rt_bool_t is_full;
 };

 struct rt_serial_tx_fifo