Lines Matching refs:read_index
40 rt_uint16_t save_index, read_index; member
79 if (serial->save_index == serial->read_index) in rt_hw_serial_isr()
81 serial->read_index ++; in rt_hw_serial_isr()
82 if (serial->read_index >= RT_UART_RX_BUFFER_SIZE) in rt_hw_serial_isr()
83 serial->read_index = 0; in rt_hw_serial_isr()
107 serial->read_index = 0; in rt_serial_init()
165 if (serial->read_index != serial->save_index) in rt_serial_read()
167 *ptr = serial->rx_buffer[serial->read_index]; in rt_serial_read()
169 serial->read_index ++; in rt_serial_read()
170 if (serial->read_index >= RT_UART_RX_BUFFER_SIZE) in rt_serial_read()
171 serial->read_index = 0; in rt_serial_read()