Contiki-NG
uart1.h
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1 /*
2  * Copyright (c) 2014, SICS Swedish ICT.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * This file is part of the Contiki operating system.
30  *
31  */
32 
33 /**
34  * \file
35  * UART1 drivers
36  * \author
37  * Beshr Al Nahas <beshr@sics.se>
38  *
39  */
40 
41 #ifndef __UART1_H__
42 #define __UART1_H__
43 
44 #include <PeripheralRegs.h>
45 #include "contiki.h"
46 
47 /* Default buffer size
48  Valid range for TX_BUFFER_SIZE and RX_BUFFER_SIZE: 16-2047 */
49 #define UART1_DEFAULT_RX_BUFFER_SIZE 16
50 #define UART1_DEFAULT_TX_BUFFER_SIZE 16
51 
52 /* Buffer size selection */
53 #ifdef UART1_CONF_TX_BUFFER_SIZE
54 #define UART1_TX_BUFFER_SIZE UART1_CONF_TX_BUFFER_SIZE
55 #else
56 #define UART1_TX_BUFFER_SIZE UART1_DEFAULT_TX_BUFFER_SIZE
57 #endif
58 
59 #ifdef UART1_CONF_RX_BUFFER_SIZE
60 #define UART1_RX_BUFFER_SIZE UART1_CONF_RX_BUFFER_SIZE
61 #else
62 #define UART1_RX_BUFFER_SIZE UART1_DEFAULT_RX_BUFFER_SIZE
63 #endif
64 
65 void uart1_set_input(int (*input)(unsigned char c));
66 void uart1_writeb(unsigned char c);
67 void uart1_init(unsigned char br);
68 
69 #define uart1_write_direct(c) uart_driver_write_direct(E_AHI_UART_1, (c))
70 #define uart1_disable_interrupts() uart_driver_disable_interrupts(E_AHI_UART_1)
71 #define uart1_enable_interrupts() uart_driver_enable_interrupts(E_AHI_UART_1)
72 #define uart1_restore_interrupts() uart_driver_restore_interrupts(E_AHI_UART_1)
73 #define uart1_store_interrupts() uart_driver_store_interrupts(E_AHI_UART_1)
74 
75 uint8_t uart1_active(void);
76 
77 #endif
void uart1_init(unsigned long ubr)
Initalize the RS232 port.
Definition: uart1.c:142
static void input(void)
Process a received 6lowpan packet.
Definition: sicslowpan.c:1802