Refactor to use new protocol module and sipo.

[bertos.git] / drv / ser_simple_avr.c

diff --git a/drv/ser_simple_avr.c b/drv/ser_simple_avr.c
deleted file mode 100644 (file)
index 7805892..0000000
--- a/drv/ser_simple_avr.c
+++ /dev/null
@@ -1,194 +0,0 @@
-/**
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction.  Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License.  This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2004, 2005 Develer S.r.l. (http://www.develer.com/)
- * All Rights Reserved.
- * -->
- *
- * \brief Simple serial I/O driver
- *
- * \version $Id$
- * \author Francesco Sacchi <batt@develer.com>
- */
-
-/*#*
- *#* $Log$
- *#* Revision 1.2  2006/07/19 12:56:26  bernie
- *#* Convert to new Doxygen style.
- *#*
- *#* Revision 1.1  2005/04/12 01:37:50  bernie
- *#* Import into DevLib.
- *#*
- *#* Revision 1.7  2005/01/23 12:24:27  bernie
- *#* Include macros.h for BV().
- *#*
- *#* Revision 1.6  2004/10/20 13:40:54  batt
- *#* Put {} instead of ; after while loop.
- *#*
- *#* Revision 1.5  2004/10/20 13:39:40  batt
- *#* Reformat.
- *#*
- *#* Revision 1.4  2004/10/20 13:30:02  batt
- *#* Optimization of UCSR0C writing
- *#*
- *#* Revision 1.3  2004/10/14 15:55:32  batt
- *#* Add ser_purge.
- *#*
- *#* Revision 1.2  2004/10/14 14:46:59  batt
- *#* Change baudrate calculation.
- *#*
- *#* Revision 1.1  2004/10/13 16:35:36  batt
- *#* New (simple) serial driver.
- *#*/
-#include "ser_simple.h"
-
-#include <compiler.h>
-#include <config.h>
-#include <macros.h> /* BV() */
-#include <hw.h>
-
-#include <avr/io.h>
-
-/**
- * Send a character over the serial line.
- *
- * \return the character sent.
- */
-int _ser_putchar(int c)
-{
-       /* Disable Rx to avoid echo*/
-       UCSR0B &= ~BV(RXEN);
-       /* Enable tx*/
-       UCSR0B |= BV(TXEN);
-       /* Prepare transmission */
-       UDR0 = c;
-       /* Wait until byte sent */
-       while (!(UCSR0A & BV(TXC))) {}
-       /* Disable tx to avoid short circuit when tx and rx share the same wire. */
-       UCSR0B &= ~BV(TXEN);
-       /* Enable Rx */
-       UCSR0B |= BV(RXEN);
-       /* Delete TRANSMIT_COMPLETE_BIT flag */
-       UCSR0A |= BV(TXC);
-       return c;
-}
-
-
-/**
- * Get a character from the serial line.
- * If ther is no character in the buffer this function wait until
- * one is received (no timeout).
- *
- * \return the character received.
- */
-int _ser_getchar(void)
-{
-       /* Wait for data */
-       while (!(UCSR0A & BV(RXC))) {}
-       return UDR0;
-
-}
-
-
-/**
- * Get a character from the receiver buffer
- * If the buffer is empty, ser_getchar_nowait() returns
- * immediatly EOF.
- */
-int _ser_getchar_nowait(void)
-{
-       if (!(UCSR0A & BV(RXC))) return EOF;
-       else return UDR0;
-}
-
-void _ser_settimeouts(void)
-{
-}
-
-/**
- * Set the baudrate.
- */
-void _ser_setbaudrate(unsigned long rate)
-{
-       /* Compute baud-rate period */
-       uint16_t period = (((CLOCK_FREQ / 16UL) + (rate / 2)) / rate) - 1;
-
-       UBRR0H = (period) >> 8;
-       UBRR0L = (period);
-}
-
-/**
- * Send a string.
- */
-int _ser_print(const char *s)
-{
-       while(*s) _ser_putchar(*s++);
-       return 0;
-}
-
-
-void _ser_setparity(int parity)
-{
-       /* Set the new parity */
-       UCSR0C |= (UCSR0C & ~(BV(UPM1) | BV(UPM0))) | (parity << UPM0); 
-}
-
-/**
- * Dummy functions.
- */
-void _ser_purge(void)
-{
-       while (_ser_getchar_nowait() != EOF) {}
-}
-
-/**
- * Initialize serial.
- */
-struct Serial * _ser_open(void)
-{
-       /*
-        * Set Rx and Tx pins as input to avoid short
-        * circuit when serial is disabled.
-        */
-       DDRE  &= ~(BV(PE0)|BV(PE1));
-       PORTE &= ~BV(PE0);
-       PORTE |=  BV(PE1);
-       /* Enable only Rx section */
-       UCSR0B = BV(RXEN);
-       return NULL;
-}
-
-
-/**
- * Clean up serial port, disabling the associated hardware.
- */
-void _ser_close(void)
-{
-       /* Disable Rx & Tx. */
-       UCSR0B &= ~(BV(RXEN) | BV(TXEN));
-}