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/*------------------------------------------------------------------------------
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-- This file is a part of the LPP VHDL IP LIBRARY
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-- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
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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 : Martin Morlot
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-- Mail : martin.morlot@lpp.polytechnique.fr
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-----------------------------------------------------------------------------*/
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#ifndef APB_UART_DRIVER_H
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#define APB_UART_DRIVER_H
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/*! \file apb_uart_Driver.h
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\brief LPP Uart driver.
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This library is written to work with LPP_APB_UART VHDL module from LPP's FreeVHDLIB. It help you to print and get,
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char or strings over uart.
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\author Martin Morlot martin.morlot@lpp.polytechnique.fr
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*/
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#define BaudGenOnDuty 0 /**< Used to reset the Baud Generator (Capture Flag) */
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#define DataSended 0x10 /**< Used to know when the data was send */
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#define NewData 0x100 /**< Used to know if a New data is ready to be send */
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/*===================================================
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T Y P E S D E F
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====================================================*/
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/*! \struct UART_Driver
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\brief Sturcture representing the uart registers
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*/
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struct UART_Driver
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{
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int ConfigReg; /**< \brief Configuration register composed of Capture Flag [HEX 0]
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Sended Flag [HEX 1]
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NewData Flag [HEX 2]
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Dummy "E" [HEX 3/4]
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BTrig Freq [HEX 5/6/7] */
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int DataWReg; /**< \brief Data Write register */
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int DataRReg; /**< \brief Data Read register */
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};
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typedef volatile struct UART_Driver UART_Device;
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/*===================================================
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F U N C T I O N S
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====================================================*/
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/*! \fn UART_Device* openUART(int count);
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\brief Return count UART.
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This Function scans APB devices table and returns count UART.
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\param count The number of the UART you whant to get. For example if you have 3 UARTS on your SOC you want
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to use UART1 so count = 1.
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\return The pointer to the device.
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*/
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UART_Device* openUART(int count);
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/*! \fn void uartputc(UART_Device* dev,char c);
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\brief Print char over given UART.
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This Function puts the given char over the given UART.
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\param dev The UART pointer.
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\param c The char you whant to print.
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*/
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void uartputc(UART_Device* dev,char c);
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/*! \fn void uartputs(UART_Device* dev,char* s);
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\brief Print string over given UART.
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This Function puts the given string over the given UART.
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\param dev The UART pointer.
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\param s The string you whant to print.
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*/
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void uartputs(UART_Device* dev,char* s);
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/*! \fn char uartgetc(UART_Device* dev);
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\brief Get char from given UART.
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This Function get char from the given UART.
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\param dev The UART pointer.
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\return The read char.
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*/
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char uartgetc(UART_Device* dev);
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/*! \fn void uartgets(UART_Device* dev,char* s);
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\brief Get string from given UART.
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This Function get string from the given UART.
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\param dev The UART pointer.
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\param s The read string.
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*/
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void uartgets(UART_Device* dev,char* s);
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#endif
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