osd-contiki/lib/include/uart1.h
Mariano Alvira 3ec4b267fc use stdint.h instead of custom types.h
stdint.h is more portable across compilers
2010-11-10 15:52:17 -05:00

81 lines
3.2 KiB
C

/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
* $Id$
*/
#ifndef UART1_H
#define UART1_H
#include <stdint.h>
#define UCON (0)
/* UCON bits */
#define UCON_SAMP 10
#define UCON_SAMP_8X 0
#define UCON_SAMP_16X 1
#define USTAT (0x04)
#define UDATA (0x08)
#define URXCON (0x0c)
#define UTXCON (0x10)
#define UCTS (0x14)
#define UBRCNT (0x18)
#define UART1_BASE (0x80005000)
#define UART2_BASE (0x8000b000)
#define UART1_UCON ((volatile uint32_t *) ( UART1_BASE + UCON ))
#define UART1_USTAT ((volatile uint32_t *) ( UART1_BASE + USTAT ))
#define UART1_UDATA ((volatile uint32_t *) ( UART1_BASE + UDATA ))
#define UART1_URXCON ((volatile uint32_t *) ( UART1_BASE + URXCON ))
#define UART1_UTXCON ((volatile uint32_t *) ( UART1_BASE + UTXCON ))
#define UART1_UCTS ((volatile uint32_t *) ( UART1_BASE + UCTS ))
#define UART1_UBRCNT ((volatile uint32_t *) ( UART1_BASE + UBRCNT ))
#define UART2_UCON ((volatile uint32_t *) ( UART2_BASE + UCON ))
#define UART2_USTAT ((volatile uint32_t *) ( UART2_BASE + USTAT ))
#define UART2_UDATA ((volatile uint32_t *) ( UART2_BASE + UDATA ))
#define UART2_URXCON ((volatile uint32_t *) ( UART2_BASE + URXCON ))
#define UART2_UTXCON ((volatile uint32_t *) ( UART2_BASE + UTXCON ))
#define UART2_UCTS ((volatile uint32_t *) ( UART2_BASE + UCTS ))
#define UART2_UBRCNT ((volatile uint32_t *) ( UART2_BASE + UBRCNT ))
extern volatile uint32_t u1_head, u1_tail;
void uart1_putc(char c);
#define uart1_can_get() (*UART1_URXCON > 0)
uint8_t uart1_getc(void);
#endif