gtmpscrhdlc.h

Curtiss-Wright Controls Embedded Computing公司的cw183板bsp源代码

/* gtMpscRHDLC.h - header file for Discovery MPSC RHDLC specific macros and functions */

/**********************************************************************
 *
 *   Copyright (c) 2003-2004, Dy 4 Systems All rights reserved.
 *   This Source Code is the Property of Dy 4 Systems Inc. and can
 *   only be used in accordance with Source Code License
 *   Agreement of Dy 4 Systems Inc. dba (doing business as) 
 *   CURTISS-WRIGHT CONTROLS EMBEDDED COMPUTING, "CWCEC".
 *
 **********************************************************************/

 /*----------------------------------------------------------*/
 /*    Copyright (C) 2002 The PTR Group Inc.                 */
 /*                                                          */
 /*----------------------------------------------------------*/
 /******************************************************************************
 * begin_header:
 *******************************************************************************
 *
 * Filename:  gtMpscRHDLC.h
 *
 * Description: header file for gtMpscRHDLC module
 *
 *
 *******************************************************************************
 *
 * revision log:
 *
 * 01nov02, deb    PTR Initial release
 * $Log: $
 *
 *******************************************************************************
 * end_header:
 ******************************************************************************/

#ifndef GT_MPSCRHDLC_H
#define GT_MPSCRHDLC_H

#ifdef __cplusplus
extern "C" {
#endif


 /********************************
 ********  INCLUDE FILES  ********
 *********************************/

 /********************************
 ********  LOCAL DEFINES  ********
 *********************************/
/********************************************* 
*  Default MMCRL MMCRH CHRx register defaults 
*  Not all bits are accounted for here... only 
*  Protocol Specific Ones
*********************************************/
#define MPSC_HDLC_TX_PREAMBLE   0x00 

#define MPSC_HDLC_MMCRL_INIT    MPSC_MODE_HDLC | \
                                MPSC_CRC16_CCITT | \
                                MPSC_ENABLE_TRANSMIT | \
                                MPSC_ENABLE_RECEIVE |  \
                                MPSC_NULL_MODEM

#define MPSC_HDLC_MMCRH_INIT    \
                                MPSC_TRANSMIT_ENCODER_NRZ | \
                                MPSC_RECEIVE_DATA_WIDTH_16BIT | \
                                MPSC_RECEIVE_ENCODER_NRZ | \
                                MPSC_SYNCHRONIZE_ON_FALLING_AND_RISING | \
                                MPSC_RECEIVE_SYNC_LENGTH_16_BIT
                                
#define MPSC_HDLC_MPCR_INIT     MPSC_HDLC_CRC_COMPATIBLE_MODE | \
                                GT_MPSC_HDLC_NUMBER_OF_FLAGS(1)


#define MPSC_HDLC_CHR01_INIT        GT_MPSC_HDLC_SYNC(MPSC_HDLC_DEFAULT_SYNC_CHAR) | \
                                    GT_MPSC_HDLC_ABORT(MPSC_HDLC_DEFAULT_ABORT_CHAR)
                                       
#define MPSC_HDLC_CHR02_INIT        MPSC_HDLC_ENTER_HUNT
                                       
#define MPSC_HDLC_CHR03_INIT        GT_MPSC_HDLC_FRAME_LENGTH(BUFFER_SIZE_FOR_HDLC)

#define MPSC_HDLC_CHR04_INIT        MPSC_HDLC_NULL_ENABLE | \
                                    MPSC_HDLC_BROADCAST_ENABLE | \
                                    GT_MPSC_HDLC_BCE_BITS(MPSC_DEFAULT_NULL_VALUE)
                                       
#define MPSC_HDLC_CHR05_INIT        0x0
                                       
#define MPSC_HDLC_CHR06_INIT        0x0

#define MPSC_HDLC_CHR07_INIT        0x0
                                       
#define MPSC_HDLC_CHR08_INIT        0x0
                                       
#define MPSC_HDLC_CHR09_INIT        0x0

#define MPSC_HDLC_CHR10_INIT        0x0
 /********************************
 ********  LOCAL STRUCTS  ********
 *********************************/
struct _GT_MPSC_CHAN;

 /********************************
 **  LOCAL FUNCTION PROTOTYPES  **
 *********************************/
int gtMpscRHDLCOpen( struct _GT_MPSC_CHAN * channel );
int gtMpscRHDLCClose( struct _GT_MPSC_CHAN * channel );
int gtMpscRHDLCRead( struct _GT_MPSC_CHAN * channel,unsigned char * buf, int size );
int gtMpscRHDLCWrite( struct _GT_MPSC_CHAN * channel,unsigned char * buf, int size );
int gtMpscRHDLCIoctl( struct _GT_MPSC_CHAN * channel,int command, int param );
void gtMpscRHDLCRxInt( struct _GT_MPSC_CHAN * channel);
void gtMpscRHDLCTxInt( struct _GT_MPSC_CHAN * channel);
void gtMpscHdlcPortInit(MPSC_SIO_CHAN* pChan);
void gtMpscRHDLCPortMemAlloc (MPSC_SIO_CHAN* pChan);

#ifdef __cplusplus
}
#endif

#endif /* GT_MPSCRHDLC_H */