fp@0: /**************************************************************************************************
fp@0: *
fp@0: *                          aip_com.h
fp@0: *
fp@0: *           Macros für Kommunikation über serielle Schnittstelle
fp@0: *           Basiert auf rt_com.h von rtai !! (siehe unten)
fp@0: *
fp@0: *           
fp@0: *           Autor: Wilhelm Hagemeister
fp@0: *
fp@0: *           (C) Copyright IgH 2002
fp@0: *           Ingenieurgemeinschaft IgH
fp@0: *           Heinz-Bäcker Str. 34
fp@0: *           D-45356 Essen
fp@0: *           Tel.: +49 201/61 99 31
fp@0: *           Fax.: +49 201/61 98 36
fp@0: *           E-mail: hm@igh-essen.com
fp@0: *
fp@0: *
fp@0: *           $RCSfile: aip_com.h,v $
fp@0: *           $Revision: 1.1 $
fp@0: *           $Author: hm $
fp@0: *           $Date: 2004/09/30 15:50:32 $
fp@0: *           $State: Exp $
fp@0: *
fp@0: *
fp@0: *
fp@0: *
fp@0: *
fp@0: *
fp@0: *
fp@0: *
fp@0: *
fp@0: **************************************************************************************************/
fp@0: 
fp@0: /** rt_com
fp@0:  *  ======
fp@0:  *
fp@0:  * RT-Linux kernel module for communication across serial lines.
fp@0:  *
fp@0:  * Copyright (C) 1997 Jens Michaelsen
fp@0:  * Copyright (C) 1997-2000 Jochen Kupper
fp@0:  * Copyright (C) 2002 Giuseppe Renoldi
fp@0:  *
fp@0:  * This program is free software; you can redistribute it and/or
fp@0:  * modify it under the terms of the GNU General Public License as
fp@0:  * published by the Free Software Foundation; either version 2 of the
fp@0:  * License, or (at your option) any later version.
fp@0:  *
fp@0:  * This program is distributed in the hope that it will be useful, but
fp@0:  * WITHOUT ANY WARRANTY; without even the implied warranty of
fp@0:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
fp@0:  * General Public License for more details.
fp@0:  *
fp@0:  * You should have received a copy of the GNU General Public License
fp@0:  * along with this program; see the file License. if not, write to the
fp@0:  * Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
fp@0:  * MA 02111-1307, USA.
fp@0:  *
fp@0:  * $Id: aip_com.h,v 1.1 2004/09/30 15:50:32 hm Exp $ */
fp@0: 
fp@0: 
fp@0: 
fp@0: #ifndef AIP_COM_H
fp@0: #define AIP_COM_H
fp@0: 
fp@0: /** This is the interface definition of the plain rt_com API.
fp@0:  *
fp@0:  * This should be all you need to use rt_com within your real-time
fp@0:  * kernel module.
fp@0:  *
fp@0:  * (When POSIX is done, we will reference the appropriate header
fp@0:  * here - probably depending on a flag.) */
fp@0: 
fp@0: int init_aip_com(void);              //Hm, IgH
fp@0: void cleanup_aip_com(void);          //Hm, IgH
fp@0: 
fp@0: 
fp@0: /** specify hardware parameters, set-up communication parameters */
fp@0: extern int rt_com_hwsetup( unsigned int ttyS, int base, int irq );
fp@0: extern int rt_com_setup( unsigned int ttyS, int baud, int mode,
fp@0: 			 unsigned int parity, unsigned int stopbits,
fp@0: 			 unsigned int wordlength, int fifotrig );
fp@0: 
fp@0: /** read/write from/to input/output buffer */
fp@0: extern int rt_com_read( unsigned int, char *, int );
fp@0: extern int rt_com_write( unsigned int ttyS, char *buffer, int count );
fp@0: 
fp@0: /** clear input or output buffer */
fp@0: extern int rt_com_clear_input( unsigned int ttyS );
fp@0: extern int rt_com_clear_output( unsigned int ttyS );
fp@0: 
fp@0: /** read input signal from modem (CTS,DSR,RI,DCD), set output signal
fp@0:  * for modem control (DTR,RTS) */
fp@0: extern int rt_com_read_modem( unsigned int ttyS, int signal );
fp@0: extern int rt_com_write_modem( unsigned int ttyS, int signal, int value );
fp@0: 
fp@0: /** functioning mode and fifo trigger setting */
fp@0: extern int rt_com_set_mode( unsigned int ttyS, int mode);
fp@0: extern int rt_com_set_fifotrig( unsigned int ttyS, int fifotrig);
fp@0: 
fp@0: /** return last error detected */
fp@0: extern int rt_com_error( unsigned int ttyS );
fp@0: 
fp@0: 
fp@0: /** size of internal queues, this is constant during module lifetime */
fp@0: extern unsigned int rt_com_buffersize;
fp@0: 
fp@0: #define rt_com_set_param rt_com_hwsetup
fp@0: #define rt_com_setup_old(a,b,c,d,e) rt_com_setup((a),(b),0,(c),(d),(e),-1)
fp@0: 
fp@0: 
fp@0: /** functioning modes */
fp@0: #define RT_COM_NO_HAND_SHAKE  0x00
fp@0: #define RT_COM_DSR_ON_TX      0x01
fp@0: #define RT_COM_HW_FLOW	      0x02
fp@0: 
fp@0: /** parity flags */
fp@0: #define RT_COM_PARITY_EVEN    0x18
fp@0: #define RT_COM_PARITY_NONE    0x00
fp@0: #define RT_COM_PARITY_ODD     0x08
fp@0: #define RT_COM_PARITY_HIGH    0x28
fp@0: #define RT_COM_PARITY_LOW     0x38
fp@0: 
fp@0: /* FIFO Control */
fp@0: #define RT_COM_FIFO_DISABLE   0x00
fp@0: #define RT_COM_FIFO_SIZE_1    0x00
fp@0: #define RT_COM_FIFO_SIZE_4    0x40
fp@0: #define RT_COM_FIFO_SIZE_8    0x80
fp@0: #define RT_COM_FIFO_SIZE_14   0xC0
fp@0: 
fp@0: /** rt_com_write_modem  masks */
fp@0: #define RT_COM_DTR            0x01
fp@0: #define RT_COM_RTS            0x02 
fp@0: 
fp@0: /** rt_com_read_modem masks */
fp@0: #define RT_COM_CTS            0x10
fp@0: #define RT_COM_DSR            0x20
fp@0: #define RT_COM_RI             0x40
fp@0: #define RT_COM_DCD            0x80
fp@0: 
fp@0: /** rt_com_error masks */
fp@0: #define RT_COM_BUFFER_FULL    0x01
fp@0: #define RT_COM_OVERRUN_ERR    0x02
fp@0: #define RT_COM_PARITY_ERR     0x04
fp@0: #define RT_COM_FRAMING_ERR    0x08
fp@0: #define RT_COM_BREAK          0x10
fp@0: 
fp@0: 
fp@0: #endif /* RT_COM_H */
fp@0: 
fp@0: 
fp@0: 
fp@0: /**
fp@0:  * Local Variables:
fp@0:  * mode: C
fp@0:  * c-file-style: "Stroustrup"
fp@0:  * End:
fp@0:  */