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/*------------------------------------------------------------------------------
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-- This file is a part of the libuc, microcontroler library
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-- Copyright (C) 2012, Alexis Jeandet
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------
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-- Author : Alexis Jeandet
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-- Mail : alexis.jeandet@gmail.com
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-------------------------------------------------------------------------------*/
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#ifndef UART_H
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#define UART_H
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#include <stdint.h>
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#include <uhandle.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct uart_str uart_t;
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struct uart_str{
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void* _dev;
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int cfg;
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int speed;
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};
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typedef enum
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{
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uartparitynone = 0x1,
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uartparityeven = 0x2,
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uartparityodd = 0x3
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}uartparity_t;
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#define UARTPARITYMASK 0x3
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typedef enum
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{
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uart7bits = 0x4,
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uart8bits = 0x8,
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uart9bits = 0xC
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}uartbits_t;
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#define UARTBITSMASK 0xC
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typedef enum
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{
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uarthalfstop = 0x10,
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uartonestop = 0x20,
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uartonehalfstop = 0x30,
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uarttwostop = 0x40
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}uartstopbits_t;
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#define UARTSTOPBITSMASK 0x70
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extern int uartopen(int,uart_t*);
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extern int uartclose(uart_t*);
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extern int uartenable(uart_t*);
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extern int uartdisable(uart_t*);
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extern int uartsetconfig(uart_t*);
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extern int uartsetspeed(uart_t*,int);
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extern int uartsetparity(uart_t*,uartparity_t);
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extern int uartsetdatabits(uart_t*,uartbits_t);
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extern int uartsetstopbits(uart_t*,uartstopbits_t);
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extern int uartputc(uart_t*,char);
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extern char uartgetc(uart_t*);
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extern int uartputs(uart_t*,char*);
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extern int uartgets(uart_t*,char*);
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extern int uartputnc(uart_t*,char*,int);
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extern int uartgetnc(uart_t*,char*,int);
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extern int uartavailiabledata(uart_t*);
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#ifdef __cplusplus
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}
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#endif
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#endif //GPIO_H
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