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/* FOSSIL SLIP interface for uip
Implements slipdev_char_poll and slipdev_char_put */
/*
* Copyright (c) 2005, 2009 Jeffrey Armstrong
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 the uIP TCP/IP stack - MS-DOS FOSSIL port.
*
* Author: Jeffrey Armstrong <jeff@rainbow-100.com>
*
*/
#include <stdio.h>
#include "uip.h"
#include "fossil.h"
#include "slipfos.h"
#define DEFAULT_BAUD 9600
int slipdev_char_poll_2()
{
unsigned char in;
int return_val;
if(F_Peek_Check()) {
in = Get_Raw();
#ifdef DEBUG_FOSSIL
printf("Actual poll value = %d\n",in);
#endif
return_val = (int)in;
} else {
return_val = -1;
}
return return_val;
}
u8_t slipdev_char_poll(u8_t *c)
{
unsigned char in;
u8_t return_val;
/* if(F_Peek() && F_Get_Status(CK_DCD)) { */
if(F_Peek_Check()) {
in = Get_Raw();
#ifdef DEBUG_FOSSIL
printf("Actual poll value = %d\n",in);
#endif
*c = (u8_t)in;
return_val = (u8_t)1;
} else {
return_val = (u8_t)0;
}
return return_val;
}
void slipdev_char_put(u8_t c)
{
F_Send_Char(TRANSMIT, (unsigned char)c);
}
int slip_fossil_init(int desired_port, int speed)
{
port = desired_port;
printf("SLIP FOSSIL Settings - Port: %d Speed: %d\n",port,speed);
if(!F_Init()) {
printf("FOSSIL initialization failed\n");
return -1;
}
if (!F_Set_Baud(speed)) {
printf("FOSSIL baud set failed\n");
return -2;
}
/*Fl_Ctrl(TXONXOFF); */
/* slattach uses hardware flow control */
Fl_Ctrl(CTSRTS);
F_Dtr(TRUE);
printf("DTR has been raised!\n");
return 1;
}
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